:root{--toastify-color-light: #fff;--toastify-color-dark: #121212;--toastify-color-info: #3498db;--toastify-color-success: #07bc0c;--toastify-color-warning: #f1c40f;--toastify-color-error: hsl(6, 78%, 57%);--toastify-color-transparent: rgba(255, 255, 255, .7);--toastify-icon-color-info: var(--toastify-color-info);--toastify-icon-color-success: var(--toastify-color-success);--toastify-icon-color-warning: var(--toastify-color-warning);--toastify-icon-color-error: var(--toastify-color-error);--toastify-container-width: fit-content;--toastify-toast-width: 320px;--toastify-toast-offset: 16px;--toastify-toast-top: max(var(--toastify-toast-offset), env(safe-area-inset-top));--toastify-toast-right: max(var(--toastify-toast-offset), env(safe-area-inset-right));--toastify-toast-left: max(var(--toastify-toast-offset), env(safe-area-inset-left));--toastify-toast-bottom: max(var(--toastify-toast-offset), env(safe-area-inset-bottom));--toastify-toast-background: #fff;--toastify-toast-padding: 14px;--toastify-toast-min-height: 64px;--toastify-toast-max-height: 800px;--toastify-toast-bd-radius: 6px;--toastify-toast-shadow: 0px 4px 12px rgba(0, 0, 0, .1);--toastify-font-family: sans-serif;--toastify-z-index: 9999;--toastify-text-color-light: #757575;--toastify-text-color-dark: #fff;--toastify-text-color-info: #fff;--toastify-text-color-success: #fff;--toastify-text-color-warning: #fff;--toastify-text-color-error: #fff;--toastify-spinner-color: #616161;--toastify-spinner-color-empty-area: #e0e0e0;--toastify-color-progress-light: linear-gradient(to right, #4cd964, #5ac8fa, #007aff, #34aadc, #5856d6, #ff2d55);--toastify-color-progress-dark: #bb86fc;--toastify-color-progress-info: var(--toastify-color-info);--toastify-color-progress-success: var(--toastify-color-success);--toastify-color-progress-warning: var(--toastify-color-warning);--toastify-color-progress-error: var(--toastify-color-error);--toastify-color-progress-bgo: .2}.Toastify__toast-container{z-index:var(--toastify-z-index);-webkit-transform:translate3d(0,0,var(--toastify-z-index));position:fixed;width:var(--toastify-container-width);box-sizing:border-box;color:#fff;display:flex;flex-direction:column}.Toastify__toast-container--top-left{top:var(--toastify-toast-top);left:var(--toastify-toast-left)}.Toastify__toast-container--top-center{top:var(--toastify-toast-top);left:50%;transform:translate(-50%);align-items:center}.Toastify__toast-container--top-right{top:var(--toastify-toast-top);right:var(--toastify-toast-right);align-items:end}.Toastify__toast-container--bottom-left{bottom:var(--toastify-toast-bottom);left:var(--toastify-toast-left)}.Toastify__toast-container--bottom-center{bottom:var(--toastify-toast-bottom);left:50%;transform:translate(-50%);align-items:center}.Toastify__toast-container--bottom-right{bottom:var(--toastify-toast-bottom);right:var(--toastify-toast-right);align-items:end}.Toastify__toast{--y: 0px;position:relative;touch-action:none;width:var(--toastify-toast-width);min-height:var(--toastify-toast-min-height);box-sizing:border-box;margin-bottom:1rem;padding:var(--toastify-toast-padding);border-radius:var(--toastify-toast-bd-radius);box-shadow:var(--toastify-toast-shadow);max-height:var(--toastify-toast-max-height);font-family:var(--toastify-font-family);z-index:0;display:flex;flex:1 auto;align-items:center;word-break:break-word}@media only screen and (max-width:480px){.Toastify__toast-container{width:100vw;left:env(safe-area-inset-left);margin:0}.Toastify__toast-container--top-left,.Toastify__toast-container--top-center,.Toastify__toast-container--top-right{top:env(safe-area-inset-top);transform:translate(0)}.Toastify__toast-container--bottom-left,.Toastify__toast-container--bottom-center,.Toastify__toast-container--bottom-right{bottom:env(safe-area-inset-bottom);transform:translate(0)}.Toastify__toast-container--rtl{right:env(safe-area-inset-right);left:initial}.Toastify__toast{--toastify-toast-width: 100%;margin-bottom:0;border-radius:0}}.Toastify__toast-container[data-stacked=true]{width:var(--toastify-toast-width)}@media only screen and (max-width:480px){.Toastify__toast-container[data-stacked=true]{width:100vw}}.Toastify__toast--stacked{position:absolute;width:100%;transform:translate3d(0,var(--y),0) scale(var(--s));transition:transform .3s}.Toastify__toast--stacked[data-collapsed] .Toastify__toast-body,.Toastify__toast--stacked[data-collapsed] .Toastify__close-button{transition:opacity .1s}.Toastify__toast--stacked[data-collapsed=false]{overflow:visible}.Toastify__toast--stacked[data-collapsed=true]:not(:last-child)>*{opacity:0}.Toastify__toast--stacked:after{content:"";position:absolute;left:0;right:0;height:calc(var(--g) * 1px);bottom:100%}.Toastify__toast--stacked[data-pos=top]{top:0}.Toastify__toast--stacked[data-pos=bot]{bottom:0}.Toastify__toast--stacked[data-pos=bot].Toastify__toast--stacked:before{transform-origin:top}.Toastify__toast--stacked[data-pos=top].Toastify__toast--stacked:before{transform-origin:bottom}.Toastify__toast--stacked:before{content:"";position:absolute;left:0;right:0;bottom:0;height:100%;transform:scaleY(3);z-index:-1}.Toastify__toast--rtl{direction:rtl}.Toastify__toast--close-on-click{cursor:pointer}.Toastify__toast-icon{margin-inline-end:10px;width:22px;flex-shrink:0;display:flex}.Toastify--animate{animation-fill-mode:both;animation-duration:.5s}.Toastify--animate-icon{animation-fill-mode:both;animation-duration:.3s}.Toastify__toast-theme--dark{background:var(--toastify-color-dark);color:var(--toastify-text-color-dark)}.Toastify__toast-theme--light,.Toastify__toast-theme--colored.Toastify__toast--default{background:var(--toastify-color-light);color:var(--toastify-text-color-light)}.Toastify__toast-theme--colored.Toastify__toast--info{color:var(--toastify-text-color-info);background:var(--toastify-color-info)}.Toastify__toast-theme--colored.Toastify__toast--success{color:var(--toastify-text-color-success);background:var(--toastify-color-success)}.Toastify__toast-theme--colored.Toastify__toast--warning{color:var(--toastify-text-color-warning);background:var(--toastify-color-warning)}.Toastify__toast-theme--colored.Toastify__toast--error{color:var(--toastify-text-color-error);background:var(--toastify-color-error)}.Toastify__progress-bar-theme--light{background:var(--toastify-color-progress-light)}.Toastify__progress-bar-theme--dark{background:var(--toastify-color-progress-dark)}.Toastify__progress-bar--info{background:var(--toastify-color-progress-info)}.Toastify__progress-bar--success{background:var(--toastify-color-progress-success)}.Toastify__progress-bar--warning{background:var(--toastify-color-progress-warning)}.Toastify__progress-bar--error{background:var(--toastify-color-progress-error)}.Toastify__progress-bar-theme--colored.Toastify__progress-bar--info,.Toastify__progress-bar-theme--colored.Toastify__progress-bar--success,.Toastify__progress-bar-theme--colored.Toastify__progress-bar--warning,.Toastify__progress-bar-theme--colored.Toastify__progress-bar--error{background:var(--toastify-color-transparent)}.Toastify__close-button{color:#fff;position:absolute;top:6px;right:6px;background:transparent;outline:none;border:none;padding:0;cursor:pointer;opacity:.7;transition:.3s ease;z-index:1}.Toastify__toast--rtl .Toastify__close-button{left:6px;right:unset}.Toastify__close-button--light{color:#000;opacity:.3}.Toastify__close-button>svg{fill:currentColor;height:16px;width:14px}.Toastify__close-button:hover,.Toastify__close-button:focus{opacity:1}@keyframes Toastify__trackProgress{0%{transform:scaleX(1)}to{transform:scaleX(0)}}.Toastify__progress-bar{position:absolute;bottom:0;left:0;width:100%;height:100%;z-index:1;opacity:.7;transform-origin:left}.Toastify__progress-bar--animated{animation:Toastify__trackProgress linear 1 forwards}.Toastify__progress-bar--controlled{transition:transform .2s}.Toastify__progress-bar--rtl{right:0;left:initial;transform-origin:right;border-bottom-left-radius:initial}.Toastify__progress-bar--wrp{position:absolute;overflow:hidden;bottom:0;left:0;width:100%;height:5px;border-bottom-left-radius:var(--toastify-toast-bd-radius);border-bottom-right-radius:var(--toastify-toast-bd-radius)}.Toastify__progress-bar--wrp[data-hidden=true]{opacity:0}.Toastify__progress-bar--bg{opacity:var(--toastify-color-progress-bgo);width:100%;height:100%}.Toastify__spinner{width:20px;height:20px;box-sizing:border-box;border:2px solid;border-radius:100%;border-color:var(--toastify-spinner-color-empty-area);border-right-color:var(--toastify-spinner-color);animation:Toastify__spin .65s linear infinite}@keyframes Toastify__bounceInRight{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(3000px,0,0)}60%{opacity:1;transform:translate3d(-25px,0,0)}75%{transform:translate3d(10px,0,0)}90%{transform:translate3d(-5px,0,0)}to{transform:none}}@keyframes Toastify__bounceOutRight{20%{opacity:1;transform:translate3d(-20px,var(--y),0)}to{opacity:0;transform:translate3d(2000px,var(--y),0)}}@keyframes Toastify__bounceInLeft{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(-3000px,0,0)}60%{opacity:1;transform:translate3d(25px,0,0)}75%{transform:translate3d(-10px,0,0)}90%{transform:translate3d(5px,0,0)}to{transform:none}}@keyframes Toastify__bounceOutLeft{20%{opacity:1;transform:translate3d(20px,var(--y),0)}to{opacity:0;transform:translate3d(-2000px,var(--y),0)}}@keyframes Toastify__bounceInUp{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(0,3000px,0)}60%{opacity:1;transform:translate3d(0,-20px,0)}75%{transform:translate3d(0,10px,0)}90%{transform:translate3d(0,-5px,0)}to{transform:translateZ(0)}}@keyframes Toastify__bounceOutUp{20%{transform:translate3d(0,calc(var(--y) - 10px),0)}40%,45%{opacity:1;transform:translate3d(0,calc(var(--y) + 20px),0)}to{opacity:0;transform:translate3d(0,-2000px,0)}}@keyframes Toastify__bounceInDown{0%,60%,75%,90%,to{animation-timing-function:cubic-bezier(.215,.61,.355,1)}0%{opacity:0;transform:translate3d(0,-3000px,0)}60%{opacity:1;transform:translate3d(0,25px,0)}75%{transform:translate3d(0,-10px,0)}90%{transform:translate3d(0,5px,0)}to{transform:none}}@keyframes Toastify__bounceOutDown{20%{transform:translate3d(0,calc(var(--y) - 10px),0)}40%,45%{opacity:1;transform:translate3d(0,calc(var(--y) + 20px),0)}to{opacity:0;transform:translate3d(0,2000px,0)}}.Toastify__bounce-enter--top-left,.Toastify__bounce-enter--bottom-left{animation-name:Toastify__bounceInLeft}.Toastify__bounce-enter--top-right,.Toastify__bounce-enter--bottom-right{animation-name:Toastify__bounceInRight}.Toastify__bounce-enter--top-center{animation-name:Toastify__bounceInDown}.Toastify__bounce-enter--bottom-center{animation-name:Toastify__bounceInUp}.Toastify__bounce-exit--top-left,.Toastify__bounce-exit--bottom-left{animation-name:Toastify__bounceOutLeft}.Toastify__bounce-exit--top-right,.Toastify__bounce-exit--bottom-right{animation-name:Toastify__bounceOutRight}.Toastify__bounce-exit--top-center{animation-name:Toastify__bounceOutUp}.Toastify__bounce-exit--bottom-center{animation-name:Toastify__bounceOutDown}@keyframes Toastify__zoomIn{0%{opacity:0;transform:scale3d(.3,.3,.3)}50%{opacity:1}}@keyframes Toastify__zoomOut{0%{opacity:1}50%{opacity:0;transform:translate3d(0,var(--y),0) scale3d(.3,.3,.3)}to{opacity:0}}.Toastify__zoom-enter{animation-name:Toastify__zoomIn}.Toastify__zoom-exit{animation-name:Toastify__zoomOut}@keyframes Toastify__flipIn{0%{transform:perspective(400px) rotateX(90deg);animation-timing-function:ease-in;opacity:0}40%{transform:perspective(400px) rotateX(-20deg);animation-timing-function:ease-in}60%{transform:perspective(400px) rotateX(10deg);opacity:1}80%{transform:perspective(400px) rotateX(-5deg)}to{transform:perspective(400px)}}@keyframes Toastify__flipOut{0%{transform:translate3d(0,var(--y),0) perspective(400px)}30%{transform:translate3d(0,var(--y),0) perspective(400px) rotateX(-20deg);opacity:1}to{transform:translate3d(0,var(--y),0) perspective(400px) rotateX(90deg);opacity:0}}.Toastify__flip-enter{animation-name:Toastify__flipIn}.Toastify__flip-exit{animation-name:Toastify__flipOut}@keyframes Toastify__slideInRight{0%{transform:translate3d(110%,0,0);visibility:visible}to{transform:translate3d(0,var(--y),0)}}@keyframes Toastify__slideInLeft{0%{transform:translate3d(-110%,0,0);visibility:visible}to{transform:translate3d(0,var(--y),0)}}@keyframes Toastify__slideInUp{0%{transform:translate3d(0,110%,0);visibility:visible}to{transform:translate3d(0,var(--y),0)}}@keyframes Toastify__slideInDown{0%{transform:translate3d(0,-110%,0);visibility:visible}to{transform:translate3d(0,var(--y),0)}}@keyframes Toastify__slideOutRight{0%{transform:translate3d(0,var(--y),0)}to{visibility:hidden;transform:translate3d(110%,var(--y),0)}}@keyframes Toastify__slideOutLeft{0%{transform:translate3d(0,var(--y),0)}to{visibility:hidden;transform:translate3d(-110%,var(--y),0)}}@keyframes Toastify__slideOutDown{0%{transform:translate3d(0,var(--y),0)}to{visibility:hidden;transform:translate3d(0,500px,0)}}@keyframes Toastify__slideOutUp{0%{transform:translate3d(0,var(--y),0)}to{visibility:hidden;transform:translate3d(0,-500px,0)}}.Toastify__slide-enter--top-left,.Toastify__slide-enter--bottom-left{animation-name:Toastify__slideInLeft}.Toastify__slide-enter--top-right,.Toastify__slide-enter--bottom-right{animation-name:Toastify__slideInRight}.Toastify__slide-enter--top-center{animation-name:Toastify__slideInDown}.Toastify__slide-enter--bottom-center{animation-name:Toastify__slideInUp}.Toastify__slide-exit--top-left,.Toastify__slide-exit--bottom-left{animation-name:Toastify__slideOutLeft;animation-timing-function:ease-in;animation-duration:.3s}.Toastify__slide-exit--top-right,.Toastify__slide-exit--bottom-right{animation-name:Toastify__slideOutRight;animation-timing-function:ease-in;animation-duration:.3s}.Toastify__slide-exit--top-center{animation-name:Toastify__slideOutUp;animation-timing-function:ease-in;animation-duration:.3s}.Toastify__slide-exit--bottom-center{animation-name:Toastify__slideOutDown;animation-timing-function:ease-in;animation-duration:.3s}@keyframes Toastify__spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.innovation-hub,.innovation-detail{--ih-primary: #6366f1;--ih-primary-dark: #4f46e5;--ih-surface: #ffffff;--ih-bg: var(--ac-line-soft);--ih-border: var(--ac-line);--ih-muted: var(--ac-ink-3);--ih-text: var(--ac-ink)}.innovation-hub{max-width:1440px;margin:0 auto}.innovation-hub__header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px}.innovation-hub__title{display:flex;align-items:center;gap:8px;font-size:1.85rem;font-weight:800;color:var(--ih-text);margin:0}.innovation-hub__title-sparkle{color:#fbbf24;font-size:1.6rem;display:inline-block;margin-left:4px}.innovation-hub__subtitle{margin:4px 0 0;color:var(--ih-muted);font-size:.95rem}.innovation-hub__layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px;align-items:start}.innovation-hub__banner{background:linear-gradient(95deg,#fffdf5,#fff5dc);border:1px solid #FFE7B3;border-radius:16px;padding:16px 24px;display:flex;align-items:center;margin-bottom:24px;box-shadow:0 1px 3px #00000005}.innovation-hub__banner-left{flex:2;display:flex;align-items:center;gap:16px}.innovation-hub__banner-icon{width:56px;height:56px;object-fit:contain;flex-shrink:0}.innovation-hub__banner-left-content{display:flex;flex-direction:column;gap:2px}.innovation-hub__banner-title{font-size:1rem;font-weight:800;color:#854d0e;margin:0;display:flex;align-items:center;gap:6px}.innovation-hub__banner-desc{font-size:.85rem;color:#713f12;margin:0;line-height:1.4}.innovation-hub__banner-desc strong{font-weight:800}.innovation-hub__banner-mid{width:200px;border-left:1px solid rgba(220,200,180,.4);padding-left:24px;display:flex;flex-direction:column;justify-content:center;gap:6px}.innovation-hub__banner-label{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--ih-muted)}.innovation-hub__banner-user{display:flex;align-items:center;gap:8px}.innovation-hub__banner-username{font-size:.85rem;font-weight:700;color:var(--ih-text)}.innovation-hub__banner-userrole{font-size:.72rem;color:var(--ih-muted)}.innovation-hub__banner-right{flex:1;border-left:1px solid rgba(220,200,180,.4);padding-left:24px;display:flex;align-items:center;justify-content:space-between;gap:12px}.innovation-hub__banner-right-text{font-size:.88rem;color:var(--ih-text);font-weight:700;line-height:1.4}.innovation-hub__banner-right-text span{color:var(--ih-primary-dark);font-size:1.35rem;font-weight:800;margin-right:4px}.innovation-hub__tabs-row{display:flex;align-items:center;justify-content:space-between;border-bottom:1.5px solid var(--ac-line);margin-bottom:20px}.innovation-hub__tabs{display:flex;gap:28px}.innovation-hub__tab{background:none;border:none;padding:14px 4px;font-size:.95rem;font-weight:600;color:var(--ih-muted);cursor:pointer;position:relative;display:flex;align-items:center;gap:6px;transition:all .2s ease}.innovation-hub__tab:hover{color:var(--ih-text)}.innovation-hub__tab--active{color:var(--ih-primary-dark);font-weight:700}.innovation-hub__tab--active:after{content:"";position:absolute;bottom:-1.5px;left:0;right:0;height:3px;background:var(--ih-primary-dark);border-radius:99px 99px 0 0}.innovation-hub__filters{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px}.innovation-hub__filters-left{display:flex;align-items:center;gap:12px}.innovation-hub__filters-right{flex:1;max-width:320px}.innovation-hub__filters-left .MuiOutlinedInput-root{background:#fff;border-radius:12px;height:38px;font-size:.85rem;font-weight:600;color:var(--ac-ink-2);transition:all .2s ease}.innovation-hub__filters-left .MuiOutlinedInput-notchedOutline{border-color:var(--ac-line)!important;border-width:1px!important}.innovation-hub__filters-left .MuiOutlinedInput-root:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)!important}.innovation-hub__filters-left .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:var(--ih-primary-dark)!important;box-shadow:0 0 0 3px #6366f11a}.innovation-hub__filters-right .MuiOutlinedInput-root{background:#fff;border-radius:99px;height:38px;font-size:.85rem;transition:all .2s ease}.innovation-hub__filters-right .MuiOutlinedInput-notchedOutline{border-color:var(--ac-line)!important}.innovation-hub__filters-right .MuiOutlinedInput-root:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)!important}.innovation-hub__filters-right .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:var(--ih-primary-dark)!important;box-shadow:0 0 0 3px #6366f11a}.innovation-hub__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.innovation-idea-card{background:var(--ih-surface);border:1px solid var(--ih-border);border-radius:16px;padding:20px;box-shadow:0 1px 3px #0f172a08;transition:all .25s ease;display:flex;flex-direction:column;gap:12px}.innovation-idea-card:hover{box-shadow:0 10px 25px -5px #6366f114,0 8px 16px -6px #6366f10a;transform:translateY(-2px)}.innovation-idea-card__top{display:flex;justify-content:space-between;align-items:center;gap:12px}.innovation-idea-card__icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center}.innovation-idea-card__icon--UI{background:linear-gradient(135deg,#3b82f6,#1d4ed8)!important;color:#fff!important}.innovation-idea-card__icon--AI{background:linear-gradient(135deg,#818cf8,#4f46e5)!important;color:#fff!important}.innovation-idea-card__icon--FEATURE{background:linear-gradient(135deg,#34d399,#059669)!important;color:#fff!important}.innovation-idea-card__icon--PERFORMANCE{background:linear-gradient(135deg,#fb923c,#ea580c)!important;color:#fff!important}.innovation-idea-card__icon--DEFAULT{background:var(--ac-hover)!important;color:var(--ac-ink-3)!important}.innovation-idea-card__icon svg{font-size:20px}.innovation-idea-card__title{margin:0;font-size:1.15rem;font-weight:800;color:var(--ih-text);line-height:1.35}.innovation-idea-card__desc{margin:0;color:var(--ih-muted);font-size:.88rem;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;height:2.7rem}.innovation-idea-card__tags{display:flex;flex-wrap:wrap;gap:6px}.innovation-tag{display:inline-flex;align-items:center;padding:3px 8px;border-radius:6px;font-size:.72rem;font-weight:600;background:var(--ac-hover);color:var(--ac-ink-3);text-transform:capitalize}.innovation-tag--category{background:#eef2ff;color:#4338ca}.innovation-tag--priority{background:var(--ac-hover);color:var(--ac-ink-3);border:1px solid var(--ac-line)}.innovation-status{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:.75rem;font-weight:700}.innovation-status:before{content:"";width:6px;height:6px;border-radius:50%;display:inline-block}.innovation-status--UNDER_REVIEW{background:#eff6ff;color:#1d4ed8}.innovation-status--UNDER_REVIEW:before{background:#1d4ed8}.innovation-status--PLANNED{background:#fffbeb;color:#d97706}.innovation-status--PLANNED:before{background:#d97706}.innovation-status--IN_PROGRESS{background:#faf5ff;color:#7c3aed}.innovation-status--IN_PROGRESS:before{background:#7c3aed}.innovation-status--TESTING{background:#fff5f5;color:#e11d48}.innovation-status--TESTING:before{background:#e11d48}.innovation-status--COMPLETED{background:#f0fdf4;color:#16a34a}.innovation-status--COMPLETED:before{background:#16a34a}.innovation-idea-card__stats-box{display:flex;background:var(--ac-hover);border-radius:12px;padding:10px 16px;margin:8px 0;border:1px solid var(--ac-line-soft)}.innovation-idea-card__stat-col{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center}.innovation-idea-card__stat-col:first-child{border-right:1px solid var(--ac-line)}.innovation-idea-card__stat-val{font-size:1.25rem;font-weight:800;color:var(--ih-text);line-height:1.2}.innovation-idea-card__stat-val--comment{display:flex;align-items:center;gap:4px}.innovation-idea-card__stat-val--comment svg{color:var(--ih-muted)}.innovation-idea-card__stat-label{font-size:.72rem;color:var(--ih-muted);font-weight:600;margin-top:2px}.innovation-idea-card__author-row{display:flex;align-items:center;gap:8px;font-size:.78rem;color:var(--ih-muted);margin-top:4px}.innovation-idea-card__author-avatar{width:24px;height:24px;border-radius:50%;object-fit:cover;border:1.5px solid #fff;box-shadow:0 1px 3px #0000001a}.innovation-idea-card__divider{border-top:1px solid var(--ac-line-soft);margin:4px -20px 0}.innovation-idea-card__actions-row{display:flex;margin:0 -20px -20px;border-top:1px solid var(--ac-line-soft)}.innovation-idea-card__action-btn{flex:1;background:transparent;border:none;padding:12px 6px;cursor:pointer;font-size:.82rem;font-weight:700;color:var(--ih-muted);display:flex;align-items:center;justify-content:center;gap:6px;transition:all .2s ease}.innovation-idea-card__action-btn:hover{background:var(--ac-hover);color:var(--ih-text)}.innovation-idea-card__action-btn--voted{color:var(--ih-primary-dark)}.innovation-idea-card__action-btn--completed{color:#16a34a!important;cursor:default}.innovation-idea-card__action-btn--completed:hover{background:transparent}.innovation-idea-card__action-divider{width:1px;background:var(--ac-hover);align-self:stretch}.innovation-hub__empty{grid-column:1 / -1;text-align:center;padding:56px 16px;color:var(--ih-muted);border:1px dashed var(--ih-border);border-radius:16px;background:#fff;font-size:.95rem}.innovation-hub__aside{display:flex;flex-direction:column;gap:20px;position:sticky;top:24px}.innovation-hub__aside-card{background:var(--ih-surface);border:1px solid var(--ih-border);border-radius:16px;padding:20px;box-shadow:0 1px 3px #0f172a05}.innovation-hub__aside-title{margin:0 0 16px;font-size:1rem;font-weight:800;color:var(--ih-text);display:flex;align-items:center;justify-content:space-between;gap:8px}.innovation-hub__aside-title-text{display:flex;align-items:center;gap:8px}.innovation-hub__aside-title-text svg{color:var(--ih-primary)}.innovation-hub__aside-info-icon{color:var(--ih-muted);opacity:.6;cursor:pointer;transition:opacity .2s}.innovation-hub__aside-info-icon:hover{opacity:1}.innovation-hub__aside-subtitle{font-size:.85rem;color:var(--ih-muted);margin-bottom:16px;line-height:1.4}.innovation-hub__aside-subtitle strong{font-weight:800;color:var(--ih-text)}.innovation-hub__ai-row{display:flex;align-items:center;gap:12px;margin-bottom:14px}.innovation-hub__ai-row:last-of-type{margin-bottom:20px}.innovation-hub__ai-icon-wrap{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:#f3f4ff;color:var(--ih-primary-dark);flex-shrink:0}.innovation-hub__ai-details{flex:1;display:flex;flex-direction:column;min-width:0}.innovation-hub__ai-cat-name{font-size:.85rem;font-weight:700;color:var(--ih-text)}.innovation-hub__ai-cat-mentions{font-size:.72rem;color:var(--ih-muted)}.innovation-hub__ai-progress-wrap{width:100px;display:flex;align-items:center;gap:8px;flex-shrink:0}.innovation-hub__ai-bar{flex:1;height:6px;border-radius:99px;background:var(--ac-hover);overflow:hidden}.innovation-hub__ai-bar-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,#818cf8,#4f46e5)}.innovation-hub__ai-percentage{font-size:.78rem;font-weight:700;color:var(--ih-text);width:28px;text-align:right}.innovation-hub__aside-btn{width:100%;background:#f3f4ff;color:var(--ih-primary-dark);border:none;border-radius:10px;padding:10px 16px;font-size:.85rem;font-weight:700;cursor:pointer;transition:all .2s ease;text-align:center}.innovation-hub__aside-btn:hover{background:#e0e7ff}.innovation-hub__contributor{display:flex;align-items:center;gap:12px;margin-bottom:12px}.innovation-hub__contributor:last-of-type{margin-bottom:20px}.innovation-hub__rank-badge{width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:.72rem;font-weight:700;flex-shrink:0}.innovation-hub__rank-badge--1{background:#fef3c7;color:#b45309}.innovation-hub__rank-badge--2{background:var(--ac-line);color:var(--ac-ink-3)}.innovation-hub__rank-badge--3{background:#ffedd5;color:#ea580c}.innovation-hub__contributor-info{flex:1;display:flex;flex-direction:column;min-width:0}.innovation-hub__contributor-name{font-size:.85rem;font-weight:700;color:var(--ih-text)}.innovation-hub__contributor-points{font-size:.72rem;color:var(--ih-muted)}.innovation-hub__contributor-points strong{font-weight:700;color:var(--ih-text)}.innovation-hub__contributor-medal{font-size:1.1rem;flex-shrink:0}.innovation-hub__cta-card{background:#f4f5ff;border:1px solid #e0e7ff;border-radius:16px;padding:20px;display:flex;align-items:center;justify-content:space-between;gap:12px;overflow:hidden;position:relative}.innovation-hub__cta-content{flex:1;display:flex;flex-direction:column;gap:8px;z-index:1}.innovation-hub__cta-title{margin:0;font-size:1.05rem;font-weight:800;font-style:italic;color:#1e1b4b;line-height:1.3}.innovation-hub__cta-desc{margin:0;font-size:.78rem;color:var(--ac-ink-3);line-height:1.4}.innovation-hub__cta-btn{background:#fff;border:1px solid var(--ac-line);border-radius:8px;padding:6px 12px;font-size:.75rem;font-weight:700;color:var(--ih-primary-dark);cursor:pointer;width:fit-content;transition:all .2s;box-shadow:0 1px 2px #0000000d}.innovation-hub__cta-btn:hover{background:var(--ac-hover);border-color:var(--ac-outline-variant)}.innovation-hub__cta-mascot{width:76px;height:76px;object-fit:contain;flex-shrink:0;transform:scale(1.1);filter:drop-shadow(0 4px 8px rgba(99,102,241,.15))}.innovation-detail{background-color:var(--ac-hover)!important;min-height:100vh;margin:-24px;padding:24px}.innovation-detail__back{background:transparent!important;border:none!important;color:var(--ih-primary-dark)!important;font-weight:700!important;font-size:.9rem!important;text-transform:none!important;display:flex!important;align-items:center!important;gap:6px!important;padding:0!important;margin-bottom:20px!important;cursor:pointer}.innovation-detail__back:hover{text-decoration:underline!important}.innovation-detail__layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:20px;align-items:start}.innovation-detail__main{display:flex;flex-direction:column}.innovation-detail__overview-grid{display:grid;grid-template-columns:minmax(0,2fr) 1.1fr;gap:20px;align-items:start}.innovation-detail__header-card{background:var(--ih-surface);border:1px solid var(--ih-border);border-radius:16px;padding:24px;margin-bottom:20px;display:flex;justify-content:space-between;gap:20px;box-shadow:0 1px 3px #0f172a05}.innovation-detail__header-left{flex:1;display:flex;flex-direction:column;gap:0;align-items:stretch}.innovation-detail__header-top-row{display:flex;gap:18px;align-items:flex-start}.innovation-detail__header-icon-wrap{width:56px;height:56px;border-radius:12px;display:grid;place-items:center;flex-shrink:0}.innovation-detail__header-icon-wrap svg{font-size:26px}.innovation-detail__header-title-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.innovation-detail__header-title{margin:0;font-size:1.45rem;font-weight:800;color:var(--ih-text)}.innovation-detail__header-desc{font-size:.9rem;color:var(--ih-muted);margin:8px 0 16px;line-height:1.5}.innovation-detail__header-meta-row{display:flex;align-items:center;border-top:1px solid var(--ac-line-soft);padding-top:16px;margin-top:12px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}.innovation-detail__header-meta-row::-webkit-scrollbar{display:none}.innovation-detail__meta-block{display:flex;align-items:center;gap:8px;padding:0 14px;border-right:1px solid var(--ac-line);flex-shrink:0}.innovation-detail__meta-block:first-child{padding-left:0}.innovation-detail__meta-block:last-child{border-right:none;padding-right:0}.innovation-detail__meta-icon{color:var(--ac-icon);display:flex;align-items:center}.innovation-detail__meta-label{font-size:.7rem;color:var(--ih-muted);font-weight:600;text-transform:uppercase;letter-spacing:.03em;white-space:nowrap;line-height:1.2}.innovation-detail__meta-val{font-size:.82rem;font-weight:700;color:var(--ih-text);margin-top:2px;white-space:nowrap;line-height:1.2}.innovation-detail__header-right{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:16px 20px;border:1px solid var(--ih-border);border-radius:12px;background:var(--ac-hover);min-width:140px;height:fit-content;flex-shrink:0;align-self:center}.innovation-detail__header-vote-count{display:flex;align-items:center;gap:6px;font-size:1.35rem;font-weight:800;color:var(--ih-text);line-height:1.2}.innovation-detail__header-vote-count svg{color:var(--ih-primary-dark)}.innovation-detail__header-vote-label{font-size:.72rem;font-weight:600;color:var(--ih-muted)}.innovation-detail__header-vote-btn{width:100%;border-radius:8px!important;text-transform:none!important;font-weight:700!important;box-shadow:none!important}.innovation-detail__header-share-btn{width:100%;border-radius:8px!important;text-transform:none!important;font-weight:700!important;border-color:var(--ac-outline-variant)!important;color:var(--ih-text)!important}.innovation-detail__id{font-size:.75rem;color:var(--ih-muted);text-align:right}.innovation-detail__panel-card{background:var(--ih-surface);border:1px solid var(--ih-border);border-radius:16px;padding:24px;margin-bottom:24px;box-shadow:0 1px 3px #0f172a05}.innovation-detail__section-title{font-size:1.05rem;font-weight:800;color:var(--ih-text);margin:0 0 16px}.innovation-detail__text{font-size:.92rem;color:var(--ih-muted);line-height:1.6;margin:0 0 16px;white-space:pre-wrap}.innovation-detail__gallery{display:block;margin-top:20px}.innovation-detail__gallery-title{margin:0 0 12px;font-size:.85rem;font-weight:800;color:var(--ac-ink)}.innovation-detail__gallery-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.innovation-detail__gallery-item{display:block;width:100%;padding:0;margin:0;border:1px solid var(--ac-outline-variant);border-radius:8px;overflow:hidden;background:var(--ac-hover);cursor:zoom-in;aspect-ratio:4 / 3;transition:border-color .15s ease,box-shadow .15s ease}.innovation-detail__gallery-item:hover{border-color:#6366f1;box-shadow:0 4px 14px #6366f11f}.innovation-detail__gallery-item img{width:100%;height:100%;object-fit:cover;display:block}@media(max-width:900px){.innovation-detail__gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:520px){.innovation-detail__gallery-grid{grid-template-columns:1fr}}.innovation-detail__bullets{display:flex;flex-direction:column;gap:10px;margin:16px 0 24px}.innovation-detail__bullet{display:flex;align-items:flex-start;gap:8px;font-size:.88rem;color:var(--ac-ink-2);line-height:1.4}.innovation-detail__bullet svg{color:#16a34a;flex-shrink:0;margin-top:1px}.innovation-detail__gallery-img{width:100%;aspect-ratio:4 / 3;object-fit:cover;border-radius:8px;border:1px solid var(--ac-outline-variant)}.innovation-detail__gallery-add{border:1.5px dashed var(--ac-outline-variant);border-radius:8px;aspect-ratio:4 / 3;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:var(--ih-primary-dark);cursor:pointer;background:var(--ac-hover);transition:all .2s}.innovation-detail__gallery-add:hover{background:#f3f4ff;border-color:var(--ih-primary)}.innovation-detail__gallery-add-text{font-size:.72rem;font-weight:700}.innovation-detail__ai-card{background:#f5f8ff;border:1px solid #e0e7ff;border-radius:16px;padding:20px;margin-top:24px}.innovation-detail__ai-header{display:flex;align-items:center;gap:8px;font-size:.95rem;font-weight:800;color:#1e1b4b;margin-bottom:14px}.innovation-detail__ai-header svg{color:var(--ih-primary-dark)}.innovation-detail__ai-desc{font-size:.82rem;color:var(--ac-ink-3);line-height:1.45;margin:0 0 16px}.innovation-detail__ai-metrics{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.innovation-detail__ai-metric{display:flex;flex-direction:column;gap:2px}.innovation-detail__ai-metric-val{font-size:1.35rem;font-weight:800;color:var(--ih-primary-dark);line-height:1.2}.innovation-detail__ai-metric-label{font-size:.72rem;color:var(--ih-muted);font-weight:600}.innovation-detail__ai-stars-col{border-left:1px solid var(--ac-outline-variant);padding-left:24px;display:flex;flex-direction:column;gap:4px}.innovation-detail__ai-stars-row{display:flex;align-items:center;gap:6px}.innovation-detail__ai-stars-stars{color:#fbbf24;display:flex;gap:2px}.innovation-detail__ai-stars-label{font-size:.8rem;font-weight:700;color:var(--ih-text)}.innovation-detail__sidebar-card{background:var(--ih-surface);border:1px solid var(--ih-border);border-radius:16px;padding:16px 20px;margin-bottom:20px;box-shadow:0 1px 3px #0f172a05}.innovation-detail__sidebar-title{font-size:.95rem;font-weight:800;color:var(--ih-text);margin:0 0 14px;display:flex;justify-content:space-between;align-items:center}.innovation-detail__sidebar-link{font-size:.75rem;font-weight:700;color:var(--ih-primary-dark);cursor:pointer}.innovation-detail__sidebar-link:hover{text-decoration:underline}.innovation-detail__info-list{display:flex;flex-direction:column}.innovation-detail__info-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--ac-line-soft);font-size:.84rem}.innovation-detail__info-row:last-child{border-bottom:none}.innovation-detail__info-label{color:var(--ih-muted);font-weight:500}.innovation-detail__info-value{font-weight:700;color:var(--ih-text);display:flex;align-items:center;gap:6px}.innovation-detail__info-status-dot{width:6px;height:6px;border-radius:50%;display:inline-block;background:var(--ac-icon-faint)}.innovation-detail__info-status-dot--UNDER_REVIEW{background:#3b82f6}.innovation-detail__info-status-dot--PLANNED{background:#d97706}.innovation-detail__info-status-dot--IN_PROGRESS{background:#7c3aed}.innovation-detail__info-status-dot--TESTING{background:#e11d48}.innovation-detail__info-status-dot--COMPLETED{background:#16a34a}.innovation-timeline{display:flex;flex-direction:column;margin-top:8px}.innovation-timeline__item{display:flex;gap:12px;position:relative;padding-bottom:18px}.innovation-timeline__item:last-child{padding-bottom:0}.innovation-timeline__item:not(:last-child):after{content:"";position:absolute;left:9px;top:20px;bottom:0;width:2px;background:var(--ac-line)}.innovation-timeline__item--completed:not(:last-child):after{background:#16a34a}.innovation-timeline__dot{width:20px;height:20px;border-radius:50%;background:#fff;border:2px solid var(--ac-outline-variant);display:grid;place-items:center;z-index:1;flex-shrink:0}.innovation-timeline__dot--completed{background:#16a34a;border-color:#16a34a;color:#fff;font-size:.7rem}.innovation-timeline__dot--active{background:var(--ih-primary-dark);border-color:var(--ih-primary-dark);color:#fff;box-shadow:0 0 0 4px #6366f133}.innovation-timeline__content{display:flex;flex-direction:column;gap:1px}.innovation-timeline__title{font-size:.84rem;font-weight:700;color:var(--ac-ink-3)}.innovation-timeline__title--active{color:var(--ih-primary-dark)}.innovation-timeline__date{font-size:.72rem;color:var(--ih-muted)}.innovation-detail__stat-row{display:flex;align-items:center;gap:12px;margin-bottom:14px}.innovation-detail__stat-row:last-child{margin-bottom:0}.innovation-detail__stat-icon-wrap{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--ac-hover);color:var(--ih-muted);flex-shrink:0}.innovation-detail__stat-icon-wrap--vote{background:#eef2ff;color:var(--ih-primary-dark)}.innovation-detail__stat-info{display:flex;flex-direction:column}.innovation-detail__stat-num{font-size:1.15rem;font-weight:800;color:var(--ih-text);line-height:1.2}.innovation-detail__stat-lbl{font-size:.72rem;color:var(--ih-muted)}.innovation-detail__supporter{display:flex;align-items:center;gap:10px;margin-bottom:12px}.innovation-detail__supporter:last-child{margin-bottom:0}.innovation-detail__supporter-info{display:flex;flex-direction:column}.innovation-detail__supporter-name{font-size:.82rem;font-weight:700;color:var(--ih-text)}.innovation-detail__supporter-role{font-size:.72rem;color:var(--ih-muted)}.innovation-detail__supporter-votes{margin-left:auto;font-size:.78rem;font-weight:700;color:var(--ih-muted)}.innovation-detail__related-item{display:flex;flex-direction:column;gap:2px;padding:10px 0;border-bottom:1px solid var(--ac-line-soft)}.innovation-detail__related-item:last-child{border-bottom:none;padding-bottom:0}.innovation-detail__related-title{font-size:.82rem;font-weight:700;color:var(--ac-ink-2);cursor:pointer;line-height:1.3}.innovation-detail__related-title:hover{color:var(--ih-primary-dark)}.innovation-detail__related-meta{display:flex;justify-content:space-between;align-items:center;font-size:.72rem;color:var(--ih-muted);margin-top:4px}.innovation-detail__sticky-bar{position:sticky;bottom:-24px;margin:32px -24px -24px;background:#fff;border-top:1px solid var(--ac-line);padding:14px 32px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 -4px 16px #0000000a;z-index:10}.innovation-detail__sticky-left{display:flex;align-items:center;gap:16px}.innovation-detail__sticky-text{font-size:.88rem;font-weight:700;color:var(--ih-text)}.innovation-detail__sticky-btn{border-radius:8px!important;text-transform:none!important;font-weight:700!important}.innovation-detail__sticky-btn--primary,.innovation-detail__sticky-btn--primary:hover{box-shadow:none!important}.innovation-detail__comments-title{font-size:1.05rem;font-weight:800;color:var(--ac-ink);margin:0 0 16px;letter-spacing:-.01em}.innovation-detail__comment-box{margin-bottom:20px;display:flex;flex-direction:column;gap:10px}.innovation-detail__comment-input .MuiOutlinedInput-root{border-radius:10px;font-size:.9rem;background:#fff}.innovation-detail__comment-input .MuiOutlinedInput-notchedOutline{border-color:var(--ac-line)}.innovation-detail__comment-input .MuiOutlinedInput-root:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)}.innovation-detail__comment-input .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:#6366f1;border-width:1px}.innovation-detail__comment-input .MuiInputBase-input::placeholder{color:var(--ac-icon);opacity:1}.innovation-detail__comment-actions{display:flex;justify-content:flex-end}.innovation-detail__comment-submit{text-transform:none!important;font-weight:700!important;font-size:.875rem!important;border-radius:8px!important;padding:8px 16px!important;box-shadow:none!important;background-color:#6366f1!important;color:#fff!important}.innovation-detail__comment-submit:hover{background-color:#4f46e5!important;box-shadow:none!important}.innovation-detail__comment-submit.Mui-disabled{background-color:var(--ac-line)!important;color:var(--ac-icon)!important}.innovation-detail__comments{display:flex;flex-direction:column;gap:18px}.innovation-detail__comments-empty{margin:0;font-size:.9rem;color:var(--ac-icon)}.innovation-detail__comment{display:block;padding:0;margin:0;border:none;background:transparent}.innovation-detail__comment-meta{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px;margin:0 0 4px;line-height:1.35}.innovation-detail__comment-author{font-size:.95rem;font-weight:700;color:var(--ac-ink)}.innovation-detail__comment-time{font-size:.85rem;font-weight:400;color:var(--ac-ink-3)}.innovation-detail__comment-body{margin:0;font-size:.9rem;font-weight:400;color:var(--ac-ink-2);line-height:1.55;white-space:pre-wrap;word-break:break-word}@media(max-width:1200px){.innovation-detail__layout{grid-template-columns:minmax(0,1fr) 300px}.innovation-detail__sticky-bar{margin-left:-16px;margin-right:-16px;margin-bottom:-16px;padding:12px 20px}}@media(max-width:900px){.innovation-detail__layout{grid-template-columns:1fr}.innovation-detail__header-card{flex-direction:column;align-items:stretch}.innovation-detail__header-right{width:100%;align-self:auto}}.reward-catalog-page{max-width:1480px;margin:0 auto;padding:8px 12px 40px;box-sizing:border-box}.reward-catalog-category-tabs{display:flex;align-items:center;gap:10px;overflow-x:auto;padding:14px 16px;border-bottom:1px solid var(--ac-line-soft);scrollbar-width:thin}.reward-catalog-category-tabs::-webkit-scrollbar{height:4px}.reward-catalog-category-tabs::-webkit-scrollbar-thumb{background:var(--ac-icon-faint);border-radius:4px}.reward-catalog-chip{text-transform:none!important;font-weight:500!important;font-size:.835rem!important;border-radius:20px!important;padding:6px 16px!important;white-space:nowrap;background:#fff!important;color:var(--ac-ink-3)!important;border:1px solid var(--ac-line)!important;box-shadow:0 1px 2px #00000008!important;transition:all .2s ease!important}.reward-catalog-chip:hover{background:var(--ac-hover)!important;border-color:var(--ac-outline-variant)!important;color:var(--ac-ink)!important}.reward-catalog-chip--active{background:var(--ac-accent)!important;color:#fff!important;border-color:var(--ac-accent)!important;font-weight:600!important;box-shadow:0 2px 6px #1976d24d!important}.reward-catalog-chip--active:hover{background:var(--ac-accent-strong)!important;color:#fff!important}.reward-catalog-toolbar-card{background:#fff;border:1px solid var(--ac-line);border-radius:12px;margin-bottom:20px;overflow:hidden;box-shadow:0 1px 3px #00000008}.reward-catalog-toolbar-row{display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap;padding:14px 16px}.reward-catalog-field{display:flex;flex-direction:column;gap:5px}.reward-catalog-field-label{font-size:.75rem;font-weight:600;color:var(--ac-ink-3);line-height:1}.reward-catalog-search-field{flex:1 1 240px;min-width:200px}.reward-catalog-search-field .MuiOutlinedInput-root{border-radius:10px;background:#fff;font-size:.875rem;height:40px}.reward-catalog-filter-select{min-width:125px}.reward-catalog-filter-select .MuiOutlinedInput-root{border-radius:10px;background:#fff;font-size:.835rem;height:40px}.reward-catalog-btn-reset{height:40px!important;border-radius:10px!important;text-transform:none!important;font-weight:500!important;color:var(--ac-ink-3)!important;border-color:var(--ac-outline-variant)!important;padding:0 16px!important}.reward-catalog-btn-reset:hover{background:var(--ac-hover)!important;color:var(--ac-ink-2)!important}.reward-catalog-btn-create{height:40px!important;border-radius:10px!important;text-transform:none!important;font-weight:600!important;background:var(--ac-accent)!important;color:#fff!important;padding:0 20px!important;margin-left:auto;box-shadow:0 2px 4px #1976d240!important}.reward-catalog-btn-create:hover{background:var(--ac-accent-strong)!important}.reward-catalog-overview-grid{display:grid;grid-template-columns:repeat(4,1fr) 1.5fr;gap:14px;margin-bottom:20px}@media(max-width:1200px){.reward-catalog-overview-grid{grid-template-columns:repeat(2,1fr)}.reward-catalog-categories-widget{grid-column:span 2}}@media(max-width:640px){.reward-catalog-overview-grid{grid-template-columns:1fr}.reward-catalog-categories-widget{grid-column:span 1}}.reward-catalog-stat-card{background:#fff;border:1px solid var(--ac-line);border-radius:12px;padding:16px 18px;display:flex;align-items:center;gap:14px;box-shadow:0 1px 3px #00000005}.reward-catalog-stat-icon-wrap{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.reward-catalog-stat-icon-wrap--gold{background:#fef3c7;color:#d97706}.reward-catalog-stat-icon-wrap--green{background:#dcfce7;color:#16a34a}.reward-catalog-stat-icon-wrap--purple{background:#f3e8ff;color:#9333ea}.reward-catalog-stat-icon-wrap--amber{background:#ffedd5;color:#ea580c}.reward-catalog-stat-label{font-size:.785rem;color:var(--ac-ink-3);font-weight:500;margin-bottom:2px}.reward-catalog-stat-value{font-size:1.35rem;font-weight:800;color:var(--ac-ink);line-height:1.2}.reward-catalog-stat-sub{font-size:.75rem;color:var(--ac-icon);font-weight:500}.reward-catalog-categories-widget{background:#fff;border:1px solid var(--ac-line);border-radius:12px;padding:14px 18px;box-shadow:0 1px 3px #00000005}.reward-catalog-categories-title{font-size:.835rem;font-weight:700;color:var(--ac-ink);margin-bottom:10px}.reward-catalog-categories-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px 16px}.reward-catalog-category-row{display:flex;align-items:center;justify-content:space-between;font-size:.785rem;color:var(--ac-ink-3)}.reward-catalog-category-item-label{display:flex;align-items:center;gap:6px}.reward-catalog-category-count{font-weight:700;color:var(--ac-ink)}.reward-catalog-controls-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;gap:12px}.reward-catalog-view-toggle{background:var(--ac-hover);border-radius:8px;padding:3px;display:inline-flex;gap:2px}.reward-catalog-view-btn{border-radius:6px!important;text-transform:none!important;font-weight:600!important;font-size:.8125rem!important;padding:4px 14px!important;color:var(--ac-ink-3)!important}.reward-catalog-view-btn--active{background:#fff!important;color:var(--ac-accent)!important;box-shadow:0 1px 3px #0000001a!important}.reward-catalog-sort-select .MuiOutlinedInput-root{border-radius:8px;background:#fff;font-size:.8125rem;height:36px}.reward-catalog-workspace{display:flex;gap:20px;align-items:flex-start}.reward-catalog-main-content{flex:1 1 0;min-width:0}.reward-catalog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px}.reward-card{background:#fff;border:1px solid var(--ac-line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);position:relative}.reward-card:hover{transform:translateY(-2px);box-shadow:0 8px 16px #0000000f;border-color:var(--ac-outline-variant)}.reward-card--selected{border-color:var(--ac-accent)!important;box-shadow:0 0 0 2px #1976d240,0 4px 12px #0000000d!important;background:var(--ac-hover)}.reward-card-image-wrap{width:100%;aspect-ratio:1 / 1;background:#fff;display:flex;align-items:center;justify-content:center;position:relative;padding:10px;box-sizing:border-box}.reward-card-image-wrap img{width:100%;height:100%;object-fit:contain;border-radius:12px}.reward-card-fallback-art{width:72px;height:72px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:2rem;background:#ffffffd9;box-shadow:0 4px 12px #00000014;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.reward-rarity-chip{position:absolute;top:8px;right:8px;font-size:.65rem!important;font-weight:800!important;letter-spacing:.05em;padding:2px 8px!important;height:20px!important;border-radius:6px!important;text-transform:uppercase}.reward-rarity-chip--common{background:#dcfce7!important;color:#15803d!important}.reward-rarity-chip--rare{background:#e0f2fe!important;color:#0369a1!important}.reward-rarity-chip--epic{background:#f3e8ff!important;color:#6b21a8!important}.reward-rarity-chip--legendary{background:#fef3c7!important;color:#b45309!important}.reward-card-body{padding:2px 12px 12px;display:flex;flex-direction:column;flex:1}.reward-card-category{font-size:.72rem;font-weight:600;color:var(--ac-ink-3);margin-bottom:2px}.reward-card-name{font-size:.95rem;font-weight:700;color:var(--ac-ink);margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.reward-card-desc{font-size:.785rem;color:var(--ac-ink-3);margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;height:18px}.reward-card-meta{display:flex;flex-direction:column;gap:5px;margin-bottom:9px}.reward-card-meta-row{display:flex;align-items:center;gap:6px;font-size:.8rem;font-weight:600;color:var(--ac-ink-2);min-width:0}.reward-card-meta-row span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.reward-card-meta-row--muted{font-weight:500;color:var(--ac-ink-3)}.reward-card-price-icon{color:#eab308;font-size:1.05rem!important;flex-shrink:0}.reward-card-lock-icon{color:var(--ac-icon);font-size:.95rem!important;flex-shrink:0}.reward-card-status-row{display:flex;align-items:center;margin-top:auto;padding-bottom:10px}.reward-card-status-pill{font-size:.7rem!important;font-weight:700!important;height:22px!important;border-radius:12px!important}.reward-card-actions{display:flex;gap:6px;padding-top:10px;border-top:1px solid var(--ac-line-soft)}.reward-card-edit-btn{flex:1;text-transform:none!important;font-size:.75rem!important;font-weight:600!important;border-radius:7px!important;padding:2px 10px!important;min-width:unset!important;height:28px!important;border-color:var(--ac-line)!important;color:var(--ac-ink-2)!important}.reward-card-edit-btn:hover{background:#eff6ff!important;border-color:var(--ac-accent)!important;color:var(--ac-accent)!important}.reward-card-delete-btn{min-width:28px!important;width:28px!important;height:28px!important;border-radius:7px!important;border:1px solid #fee2e2!important;color:#ef4444!important;padding:0!important}.reward-card-delete-btn:hover{background:#fef2f2!important;border-color:#fca5a5!important}.selected-reward-sidebar{width:320px;flex-shrink:0;background:#fff;border:1px solid var(--ac-line);border-radius:16px;padding:18px;box-shadow:0 2px 8px #0000000a;position:sticky;top:80px}@media(max-width:992px){.reward-catalog-workspace{flex-direction:column}.selected-reward-sidebar{width:100%;position:static}}.selected-reward-title{font-size:.95rem;font-weight:700;color:var(--ac-ink);margin-bottom:14px}.selected-reward-preview-box{background:linear-gradient(135deg,var(--ac-hover) 0%,var(--ac-hover) 100%);border:1px solid var(--ac-line);border-radius:14px;padding:16px;display:flex;flex-direction:column;align-items:center;text-align:center;position:relative;margin-bottom:16px}.selected-reward-big-art{width:100%;aspect-ratio:1 / 1;border-radius:16px;display:flex;align-items:center;justify-content:center;background:#fff;box-shadow:0 6px 16px #0000000f;margin-bottom:14px;overflow:hidden}.selected-reward-name{font-size:1.1rem;font-weight:700;color:var(--ac-ink);margin-bottom:4px}.selected-reward-desc{font-size:.8125rem;color:var(--ac-ink-3);margin-bottom:12px}.selected-reward-quick-specs{width:100%;display:flex;flex-direction:column;gap:8px;text-align:left}.selected-reward-spec-item{display:flex;align-items:center;gap:8px;font-size:.8125rem;color:var(--ac-ink-2);font-weight:500}.selected-reward-spec-icon{color:var(--ac-ink-3);font-size:1.1rem!important}.selected-reward-actions{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;padding-bottom:16px;border-bottom:1px solid var(--ac-line)}.selected-reward-btn-primary{height:38px!important;border-radius:10px!important;text-transform:none!important;font-weight:600!important;background:var(--ac-accent)!important;color:#fff!important;box-shadow:0 2px 4px #1976d233!important}.selected-reward-btn-outlined{height:38px!important;border-radius:10px!important;text-transform:none!important;font-weight:600!important;color:var(--ac-ink-2)!important;border-color:var(--ac-outline-variant)!important}.selected-reward-btn-outlined:hover{background:var(--ac-hover)!important;border-color:var(--ac-icon)!important}.selected-reward-btn-danger{height:38px!important;border-radius:10px!important;text-transform:none!important;font-weight:600!important;color:#ef4444!important;border-color:#fee2e2!important;background:#fff!important}.selected-reward-btn-danger:hover{background:#fef2f2!important;border-color:#fca5a5!important}.selected-reward-meta-section-title{font-size:.835rem;font-weight:700;color:var(--ac-ink);margin-bottom:10px}.selected-reward-meta-list{display:flex;flex-direction:column;gap:8px;font-size:.8125rem}.selected-reward-meta-row{display:flex;justify-content:space-between;align-items:center}.selected-reward-meta-label{color:var(--ac-ink-3);font-weight:500}.selected-reward-meta-value{color:var(--ac-ink);font-weight:600}:root{--auth-primary: #004ac6;--auth-primary-hover: #003ea8;--auth-primary-container: #2563eb;--auth-on-primary-container: #eeefff;--auth-background: #faf8ff;--auth-surface: #faf8ff;--auth-surface-container-low: #f2f3ff;--auth-surface-container-lowest: #ffffff;--auth-on-surface: #131b2e;--auth-on-surface-variant: #434655;--auth-outline-variant: #c3c6d7;--auth-outline: #737686;--auth-secondary-fixed: #d4e3ff;--auth-error: #ba1a1a}.auth-animate-float{animation:auth-float 6s ease-in-out infinite}@keyframes auth-float{0%{transform:translateY(0)}50%{transform:translateY(-15px)}to{transform:translateY(0)}}.auth-delay-1{animation-delay:1s}.auth-delay-2{animation-delay:2s}.auth-blob{position:absolute;z-index:-1;filter:blur(60px);opacity:.4;border-radius:9999px;animation:auth-move-blob 20s infinite alternate linear}@keyframes auth-move-blob{0%{transform:translate(0)}to{transform:translate(30px,50px)}}.auth-glass-card{background:#ffffffd9;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.4);box-shadow:0 10px 25px -5px #0f172a14;border-radius:16px;padding:24px 28px}.auth-layout-container{display:flex;height:100vh;width:100%;background:radial-gradient(circle at top right,#eef2ff,#faf8ff);font-family:Inter,sans-serif;overflow:hidden;box-sizing:border-box}.auth-hero-column{display:none}.auth-form-column{display:flex;flex-direction:column;justify-content:center;align-items:center;width:100%;padding:24px 16px;position:relative;box-sizing:border-box;height:100%;overflow-x:hidden;overflow-y:auto}.auth-form-wrapper{width:100%;max-width:440px;box-sizing:border-box}@media(min-width:1024px){.auth-hero-column{display:flex;flex-direction:column;justify-content:center;align-items:center;width:60%;position:relative;overflow:hidden;background:linear-gradient(135deg,var(--auth-primary) 0%,#1e40af 100%);padding:48px;color:#fff;box-sizing:border-box;height:100%}.auth-form-column{width:40%;background:#f8fafc;padding:20px 32px;height:100%;overflow-x:hidden;overflow-y:auto}}.auth-hero-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background-image:radial-gradient(circle at 30% 20%,rgba(255,255,255,.1) 0%,transparent 60%);pointer-events:none}.auth-hero-content{position:relative;z-index:10;text-align:center;max-width:640px;margin-bottom:24px}.auth-hero-title{font-size:2.75rem;line-height:1.15;font-weight:800;letter-spacing:-.02em;margin:0 0 16px;color:#fff}.auth-hero-subtitle{font-size:1.125rem;line-height:1.6;color:#ffffffe6;margin:0}.auth-hero-mascot-wrapper{position:relative;z-index:10;width:100%;max-width:280px;height:28vh;display:flex;align-items:center;justify-content:center;margin-bottom:64px}.auth-hero-mascot{max-height:100%;width:auto;filter:drop-shadow(0 20px 30px rgba(0,0,0,.15))}.auth-hero-stats-bar{position:absolute;bottom:24px;left:0;width:100%;padding:0 48px;box-sizing:border-box}.auth-stats-card{display:flex;justify-content:space-between;align-items:center;border-radius:16px;background:#ffffff1f;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.2);padding:24px}.auth-stat-item{text-align:center;flex:1}.auth-stat-value{font-size:1.5rem;font-weight:700;color:#fff;margin:0}.auth-stat-label{font-size:.75rem;font-weight:500;letter-spacing:.02em;color:#ffffffb3;margin:4px 0 0}.auth-stats-divider{width:1px;height:40px;background:#ffffff40}.auth-hero-footer-text{text-align:center;color:#ffffffbf;font-size:.875rem;font-style:italic;margin:16px 0 0}.auth-floating-card-streak{position:absolute;top:48px;left:48px;background:#ffffffd9;border:1px solid rgba(255,255,255,.4);box-shadow:0 10px 25px -5px #0f172a14;border-radius:12px;padding:12px 16px;display:flex;align-items:center;gap:12px;color:var(--auth-on-surface)}.auth-streak-number{font-size:1rem;font-weight:700;color:var(--auth-on-surface);margin:0}.auth-streak-label{font-size:.75rem;color:var(--auth-on-surface-variant);margin:0}.auth-floating-card-level{position:absolute;bottom:200px;right:48px;background:#ffffffd9;border:1px solid rgba(255,255,255,.4);box-shadow:0 10px 25px -5px #0f172a14;border-radius:12px;padding:16px;width:240px;box-sizing:border-box}.auth-level-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.auth-level-card-title{font-size:.875rem;font-weight:600;color:var(--auth-on-surface);margin:0}.auth-level-card-percent{font-size:.75rem;font-weight:600;color:var(--auth-primary);margin:0}.auth-level-card-track{width:100%;height:8px;background:var(--auth-secondary-fixed);border-radius:9999px;overflow:hidden}.auth-level-card-fill{height:100%;background:var(--auth-primary);border-radius:9999px}.auth-floating-card-badges{position:absolute;top:100px;right:48px;background:#ffffffd9;border:1px solid rgba(255,255,255,.4);box-shadow:0 10px 25px -5px #0f172a14;border-radius:9999px;padding:8px 16px;display:flex;gap:8px;align-items:center}.auth-badge-thumbnail{width:32px;height:32px;object-fit:contain}.auth-brand-logo-container{display:flex;align-items:center;gap:12px;margin-bottom:24px;justify-content:center}@media(min-width:1024px){.auth-brand-logo-container{justify-content:flex-start}}.auth-brand-logo-icon{width:40px;height:40px;background-color:var(--auth-primary);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff}.auth-brand-logo-text{font-size:1.5rem;font-weight:700;color:var(--auth-on-surface);letter-spacing:-.02em}.auth-form-title{font-size:1.875rem;line-height:2.25rem;font-weight:600;color:var(--auth-on-surface);margin:0 0 6px}.auth-form-subtitle{font-size:1rem;color:var(--auth-on-surface-variant);margin:0}.auth-form-header{margin-bottom:24px}.auth-form-flow{display:flex;flex-direction:column;gap:16px}.auth-field{display:flex;flex-direction:column;gap:6px}.auth-label{font-size:.875rem;font-weight:600;color:var(--auth-on-surface);margin-left:4px}.auth-input-wrapper{position:relative}.auth-input-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--auth-outline);font-size:20px!important}.auth-input{width:100%;height:48px;padding:0 16px 0 48px;box-sizing:border-box;background-color:var(--auth-surface-container-lowest);border:1px solid var(--auth-outline-variant);border-radius:12px;font-size:1rem;color:var(--auth-on-surface);outline:none;transition:all .2s ease}.auth-input:focus{border-color:var(--auth-primary);box-shadow:0 0 0 4px #004ac61a;transform:scale(1.01)}.auth-input--error{border-color:var(--auth-error)}.auth-input--error:focus{border-color:var(--auth-error);box-shadow:0 0 0 4px #ba1a1a1a}.auth-error-message{font-size:.75rem;color:var(--auth-error);margin-top:4px;margin-left:4px;font-weight:500}.auth-input-toggle-btn{position:absolute;right:16px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--auth-outline);cursor:pointer;display:flex;align-items:center;padding:0;transition:color .2s ease}.auth-input-toggle-btn:hover{color:var(--auth-primary)}.auth-checkbox-row{display:flex;align-items:center;justify-content:space-between;margin-top:4px}.auth-checkbox-label{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:.875rem;color:var(--auth-on-surface-variant);-webkit-user-select:none;user-select:none}.auth-checkbox{width:16px;height:16px;border-radius:4px;border:1px solid var(--auth-outline-variant);accent-color:var(--auth-primary);cursor:pointer}.auth-link{font-size:.875rem;font-weight:600;color:var(--auth-primary);text-decoration:none;transition:opacity .2s ease}.auth-link:hover{text-decoration:underline;opacity:.85}.auth-btn-primary{width:100%;height:48px;background-color:var(--auth-primary);color:#fff;font-size:.875rem;font-weight:600;border:none;border-radius:12px;cursor:pointer;box-shadow:0 4px 12px #004ac633;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:8px}.auth-btn-primary:hover:not(:disabled){background-color:var(--auth-primary-hover);box-shadow:0 6px 16px #004ac64d}.auth-btn-primary:active:not(:disabled){transform:scale(.98)}.auth-btn-primary:disabled{opacity:.6;cursor:not-allowed}.auth-divider-row{position:relative;margin:16px 0;display:flex;align-items:center;justify-content:center}.auth-divider-line{position:absolute;width:100%;border-top:1px solid rgba(195,198,215,.3)}.auth-divider-text{position:relative;background-color:#fff;padding:0 12px;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--auth-outline)}@media(max-width:1023px){.auth-divider-text{background-color:#f7f6fd}}.auth-btn-social{width:100%;height:48px;background-color:#fff;border:1px solid var(--auth-outline-variant);border-radius:12px;font-size:.875rem;font-weight:600;color:var(--auth-on-surface);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:12px;transition:all .2s ease}.auth-btn-social:hover{background-color:var(--auth-surface-container-low);border-color:var(--auth-outline)}.auth-btn-social:active{transform:scale(.98)}.auth-google-signin-host{display:flex;justify-content:center;width:100%}.auth-google-signin-host--disabled{opacity:.6;pointer-events:none}.auth-footer-prompt{margin-top:16px;text-align:center;font-size:.875rem;color:var(--auth-on-surface-variant)}.auth-footer-prompt-link{font-weight:700;color:var(--auth-primary);text-decoration:none}.auth-footer-prompt-link:hover{text-decoration:underline}.auth-footer-links-row{margin-top:24px;display:flex;flex-wrap:wrap;justify-content:center;gap:24px}.auth-footer-link{font-size:.75rem;color:var(--auth-on-surface-variant);text-decoration:none;transition:color .2s ease}.auth-footer-link:hover{color:var(--auth-primary)}.auth-alert{padding:12px 16px;border-radius:12px;background-color:#eff6ff;border:1px solid #bfdbfe;color:#1e3a8a;font-size:.875rem;line-height:1.4;margin-bottom:16px}.auth-decor-icon{position:absolute;pointer-events:none;color:var(--auth-primary);opacity:.1;font-size:48px!important}.auth-decor-icon--1{bottom:24px;left:24px}.auth-decor-icon--2{top:24px;right:24px;font-size:64px!important;opacity:.06}.auth-spin-icon{animation:auth-spin 1s linear infinite;display:inline-block;vertical-align:middle}@keyframes auth-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.auth-mobile-header{display:flex;flex-direction:column;align-items:center;text-align:center;margin-bottom:32px;width:100%}@media(min-width:1024px){.auth-mobile-header{display:none}}.auth-mobile-mascot-wrapper{width:120px;height:120px;margin-bottom:16px}.auth-mobile-mascot{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 10px 15px rgba(0,0,0,.1))}.auth-mobile-title{font-size:1.5rem;font-weight:700;color:var(--auth-on-surface);margin:0 0 6px;line-height:1.25}.auth-mobile-subtitle{font-size:1rem;color:var(--auth-on-surface-variant);margin:0;max-width:280px}.auth-checkbox-row .auth-link{margin-left:auto}@media(max-width:1023px){.auth-mobile-hide{display:none!important}}.auth-layout-container--compact .auth-form-column--centered{width:100%;max-width:100%}.auth-btn-primary--link{display:flex;align-items:center;justify-content:center;text-decoration:none;box-sizing:border-box}:root{--fp-surface-container-low: #eff4ff;--fp-surface-container-lowest: #ffffff;--fp-surface: #f8f9ff;--fp-outline: #737686;--fp-outline-variant: rgba(195, 198, 215, .3);--fp-primary: #004ac6;--fp-primary-hover: #003ea8;--fp-primary-light: #2563eb;--fp-primary-gradient: linear-gradient(135deg, #2563eb 0%, #60a5fa 100%);--fp-on-surface: #0d1c2e;--fp-on-surface-variant: #434655;--fp-error: #ba1a1a;--fp-secondary-container-alpha: rgba(100, 168, 254, .2)}.fp-layout-container{display:flex;flex-direction:column;min-height:100vh;width:100%;background-color:var(--fp-surface);font-family:Inter,sans-serif;overflow-x:hidden;box-sizing:border-box}@media(min-width:768px){.fp-layout-container{flex-direction:row;height:100vh;overflow:hidden}}.fp-mascot-section{display:none}@media(min-width:768px){.fp-mascot-section{display:flex;flex-direction:column;width:60%;background:var(--fp-primary-gradient);position:relative;overflow:hidden;align-items:center;justify-content:center;padding:40px;height:100%;box-sizing:border-box}}.fp-mascot-overlay{position:absolute;top:0;left:0;width:100%;height:100%;opacity:.2;pointer-events:none;z-index:1}.fp-blob-1{position:absolute;top:10%;left:10%;width:256px;height:256px;border-radius:50%;background-color:#fff;filter:blur(120px)}.fp-blob-2{position:absolute;bottom:20%;right:10%;width:384px;height:384px;border-radius:50%;background-color:#93c5fd;filter:blur(150px)}.fp-mascot-content-wrapper{position:relative;z-index:10;text-align:center;display:flex;flex-direction:column;align-items:center;max-width:480px}.fp-owl-float{animation:fp-floating 6s ease-in-out infinite;margin-bottom:24px;perspective:1000px;transition:transform .1s ease-out}.fp-mascot-image{width:440px;height:auto;max-width:100%;filter:drop-shadow(0 20px 30px rgba(0,0,0,.15))}@keyframes fp-floating{0%{transform:translateY(0)}50%{transform:translateY(-20px)}to{transform:translateY(0)}}.fp-mascot-title{font-size:48px;line-height:1.1;font-weight:700;letter-spacing:-.02em;color:#fff;margin:0 0 12px}.fp-mascot-subtitle{font-size:18px;line-height:1.6;color:#ffffffe6;margin:0 0 24px}.fp-mascot-divider{width:64px;height:6px;background-color:#ffffff4d;border-radius:9999px;margin-top:16px}.fp-brand-overlay{position:absolute;top:24px;left:24px;display:flex;align-items:center;gap:8px;color:#fff;z-index:10}.fp-brand-icon-white{font-size:30px!important}.fp-brand-text-white{font-size:24px;font-weight:700;letter-spacing:-.02em}.fp-mobile-branding{display:flex;flex-direction:column;align-items:center;text-align:center;width:100%;max-width:448px;margin:0 auto;padding:40px 16px 0;box-sizing:border-box;animation:fp-fadeIn .8s ease-out forwards}@media(min-width:768px){.fp-mobile-branding{display:none}}.fp-mobile-mascot-card{width:100%;margin-bottom:32px;position:relative;aspect-ratio:4/3;border-radius:24px;overflow:hidden;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a;border:4px solid var(--fp-surface-container-low);background-color:var(--fp-surface-container-lowest);box-sizing:border-box}.fp-mobile-mascot-img{width:100%;height:100%;object-fit:cover}.fp-mobile-title{font-size:24px;line-height:1.2;font-weight:600;letter-spacing:-.01em;color:var(--fp-primary);margin:0 0 12px}.fp-mobile-subtitle{font-size:16px;line-height:1.5;color:var(--fp-on-surface-variant);margin:0 0 40px;padding:0 16px}.fp-form-section{width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px;background-color:var(--fp-surface);box-sizing:border-box}@media(min-width:768px){.fp-form-section{width:40%;height:100%;padding:24px;overflow-y:auto}}.fp-card{width:100%;max-width:420px;background-color:var(--fp-surface-container-lowest);box-shadow:0 1px 3px #0000000d,0 10px 15px -3px #00000005;border:1px solid var(--fp-outline-variant);border-radius:16px;padding:32px;box-sizing:border-box;animation:fp-fadeIn .8s ease-out forwards}@media(min-width:768px){.fp-card{background:#fffffff2;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);padding:40px}}@keyframes fp-fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fp-mobile-logo{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:32px}@media(min-width:768px){.fp-mobile-logo{display:none}}.fp-logo-icon{font-size:30px!important;color:var(--fp-primary)}.fp-logo-text{font-size:24px;font-weight:700;color:var(--fp-primary);letter-spacing:-.02em}.fp-card-header{margin-bottom:24px}.fp-card-title{font-size:32px;line-height:1.2;font-weight:600;letter-spacing:-.01em;color:var(--fp-on-surface);margin:0 0 4px}.fp-card-subtitle{font-size:16px;line-height:1.5;color:var(--fp-on-surface-variant);margin:0}.fp-form{display:flex;flex-direction:column;gap:24px}.fp-field{display:flex;flex-direction:column;gap:8px}.fp-label{font-size:14px;line-height:1.4;font-weight:500;letter-spacing:.01em;color:var(--fp-on-surface-variant);display:block}.fp-input-wrapper{position:relative}.fp-input-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--fp-outline);font-size:20px!important}.fp-input{width:100%;height:56px;padding:0 16px 0 48px;box-sizing:border-box;background-color:var(--fp-surface);border:1.5px solid rgba(195,198,215,.5);border-radius:12px;font-size:16px;color:var(--fp-on-surface);outline:none;transition:all .3s cubic-bezier(.4,0,.2,1)}.fp-input:focus{border-color:var(--fp-primary);box-shadow:0 0 0 4px #004ac61a;background-color:var(--fp-surface-container-lowest)}.fp-input--error{border-color:var(--fp-error)!important}.fp-input--error:focus{box-shadow:0 0 0 4px #ba1a1a1a!important}.fp-error-text{font-size:12px;color:var(--fp-error);margin-top:4px;margin-left:4px;font-weight:500}.fp-helper-text{display:none;font-size:12px;font-style:italic;color:#0d1c2e99;margin:0;line-height:1.4}@media(min-width:768px){.fp-helper-text{display:block}}.fp-btn-primary{width:100%;height:56px;background:var(--fp-primary-gradient);border:none;border-radius:12px;color:#fff;font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;box-shadow:0 4px 12px #2563eb26;transition:all .3s cubic-bezier(.4,0,.2,1)}.fp-btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 15px -3px #2563eb4d}.fp-btn-primary:active:not(:disabled){transform:scale(.98)}.fp-btn-primary:disabled{opacity:.6;cursor:not-allowed}.fp-spin-icon{animation:fp-spin 1s linear infinite}@keyframes fp-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.fp-divider-row{position:relative;margin:24px 0;display:flex;align-items:center;justify-content:center}.fp-divider-line{position:absolute;width:100%;border-top:1px solid var(--fp-outline-variant)}.fp-divider-text{position:relative;background-color:var(--fp-surface-container-lowest);padding:0 12px;font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--fp-outline)}@media(min-width:768px){.fp-divider-text{background-color:#fffffff2}}.fp-card-footer{margin-top:32px;padding-top:24px;border-top:1px solid var(--fp-outline-variant);text-align:center}.fp-back-link{font-size:14px;font-weight:500;color:var(--fp-primary);text-decoration:none;display:inline-flex;align-items:center;gap:8px;transition:color .2s ease}.fp-back-link:hover{color:var(--fp-primary-hover)}.fp-back-link .fp-arrow-icon{font-size:18px!important;transition:transform .2s ease}.fp-back-link:hover .fp-arrow-icon{transform:translate(-4px)}.fp-success-state{text-align:center;animation:fp-fadeIn .6s ease-out forwards}.fp-success-icon-wrapper{width:80px;height:80px;background-color:#004ac61a;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;color:var(--fp-primary)}.fp-success-icon{font-size:36px!important}.fp-success-text{font-size:16px;line-height:1.5;color:var(--fp-on-surface-variant);margin-bottom:24px}.fp-btn-secondary{width:100%;height:56px;border:1.5px solid rgba(195,198,215,.8);border-radius:12px;background:transparent;color:var(--fp-on-surface-variant);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease}.fp-btn-secondary:hover{background-color:var(--fp-surface-container-low);border-color:var(--fp-outline)}.fp-footer{display:none;width:100%;margin-top:auto;padding:32px 16px;text-align:center;box-sizing:border-box}@media(min-width:768px){.fp-footer{display:block}}.fp-footer-text{font-size:12px;color:#0d1c2e99;margin:0 0 16px}.fp-footer-links{display:flex;justify-content:center;gap:24px}.fp-footer-link{font-size:12px;color:#0d1c2e66;text-decoration:none;transition:color .2s ease}.fp-footer-link:hover{color:var(--fp-primary)}:root{--rp-surface-container-low: #eff4ff;--rp-surface-container-lowest: #ffffff;--rp-surface-container-high: #dce9ff;--rp-surface-container: #e6eeff;--rp-surface: #f8f9ff;--rp-outline: #737686;--rp-outline-variant: rgba(195, 198, 215, .3);--rp-primary: #004ac6;--rp-primary-hover: #003ea8;--rp-secondary: #0060ac;--rp-primary-gradient: linear-gradient(135deg, #2563eb 0%, #60a5fa 100%);--rp-secondary-gradient: linear-gradient(135deg, #004ac6 0%, #0060ac 100%);--rp-button-gradient: linear-gradient(135deg, #2563eb 0%, #60a5fa 100%);--rp-soft-blue-gradient: linear-gradient(180deg, #F0F7FF 0%, #DBE9FE 100%);--rp-on-surface: #0d1c2e;--rp-on-surface-variant: #434655;--rp-error: #ba1a1a}.rp-navbar{display:none}@media(min-width:768px){.rp-navbar{display:block;position:fixed;top:0;left:0;width:100%;z-index:40;background-color:#f8f9ffcc;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--rp-outline-variant);padding:16px 24px;box-sizing:border-box}.rp-navbar-container{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.rp-navbar-brand{font-size:24px;font-weight:800;color:var(--rp-primary);letter-spacing:-.02em}.rp-navbar-link{font-size:14px;font-weight:500;color:var(--rp-on-surface-variant);text-decoration:none;transition:color .2s ease}.rp-navbar-link:hover{color:var(--rp-primary)}}.rp-layout-container{display:flex;flex-direction:column;min-height:100vh;width:100%;background-color:var(--rp-surface);font-family:Inter,sans-serif;overflow-x:hidden;box-sizing:border-box}@media(min-width:768px){.rp-layout-container{flex-direction:row;height:100vh;padding-top:64px;overflow:hidden}}.rp-mascot-section{display:none}@media(min-width:768px){.rp-mascot-section{display:flex;flex-direction:column;width:60%;background:var(--rp-soft-blue-gradient);position:relative;overflow:hidden;align-items:center;justify-content:center;padding:40px;height:100%;box-sizing:border-box}}.rp-mascot-content-wrapper{position:relative;z-index:10;text-align:center;display:flex;flex-direction:column;align-items:center;max-width:480px}@keyframes rp-bounce-subtle{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.rp-animate-float{animation:rp-bounce-subtle 3s ease-in-out infinite}.rp-mascot-image{width:100%;height:auto;max-width:380px;filter:drop-shadow(0 20px 30px rgba(0,0,0,.15));margin-bottom:32px}.rp-mascot-title{font-size:32px;line-height:1.2;font-weight:600;letter-spacing:-.01em;color:var(--rp-on-surface);margin:0 0 16px}.rp-mascot-subtitle{font-size:18px;line-height:1.6;color:var(--rp-on-surface-variant);margin:0}.rp-mobile-branding{position:relative;width:100%;height:280px;overflow:hidden;display:flex;align-items:center;justify-content:center;background-color:var(--rp-surface-container-low)}@media(min-width:768px){.rp-mobile-branding{display:none}}.rp-mobile-branding-overlay{position:absolute;top:0;left:0;width:100%;height:100%;opacity:.4;pointer-events:none}.rp-blob-1{position:absolute;top:-10%;right:-10%;width:256px;height:256px;border-radius:50%;background-color:#2563eb33;filter:blur(80px)}.rp-blob-2{position:absolute;bottom:-10%;left:-10%;width:256px;height:256px;border-radius:50%;background-color:#64a8fe33;filter:blur(80px)}.rp-mobile-mascot-img{width:100%;height:100%;object-fit:cover;position:relative;z-index:10}.rp-form-section{width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px 16px 120px;background-color:var(--rp-surface);box-sizing:border-box}@media(min-width:768px){.rp-form-section{width:40%;height:100%;padding:24px 40px;overflow:hidden;justify-content:center}}.rp-card{width:100%;max-width:420px;background-color:var(--rp-surface-container-lowest);box-shadow:0 20px 25px -5px #0000000d,0 10px 10px -5px #00000005;border:1px solid var(--rp-outline-variant);border-radius:16px;padding:24px;box-sizing:border-box;z-index:10;animation:rp-fadeIn .6s ease-out forwards}@media(max-width:767px){.rp-card{margin-top:-48px}}@media(min-width:768px){.rp-card{background:#ffffffb3;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.3);padding:32px}}@keyframes rp-fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.rp-card-header{margin-bottom:20px}.rp-card-title{font-size:24px;line-height:1.3;font-weight:600;color:var(--rp-on-surface);margin:0 0 8px}@media(min-width:768px){.rp-card-title{font-size:28px}}.rp-card-subtitle{font-size:14px;line-height:1.4;color:var(--rp-on-surface-variant);margin:0}.rp-form{display:flex;flex-direction:column;gap:16px}.rp-field{display:flex;flex-direction:column;gap:8px}.rp-label{font-size:14px;font-weight:500;color:var(--rp-on-surface-variant);display:block}.rp-input-wrapper{position:relative}.rp-input-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--rp-outline);font-size:20px!important}.rp-input{width:100%;height:56px;padding:0 48px;box-sizing:border-box;background-color:var(--rp-surface-container-lowest);border:1.5px solid rgba(195,198,215,.5);border-radius:12px;font-size:16px;color:var(--rp-on-surface);outline:none;transition:all .3s cubic-bezier(.4,0,.2,1)}.rp-input:focus{border-color:var(--rp-primary);box-shadow:0 0 0 4px #2563eb1a}.rp-input--error{border-color:var(--rp-error)!important}.rp-input--error:focus{box-shadow:0 0 0 4px #ba1a1a1a!important}.rp-error-text{font-size:12px;color:var(--rp-error);margin-top:4px;margin-left:4px;font-weight:500}.rp-input-toggle{position:absolute;right:16px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--rp-on-surface-variant);cursor:pointer;display:flex;align-items:center;padding:0;transition:color .2s ease}.rp-input-toggle:hover{color:var(--rp-primary)}.rp-btn-primary{width:100%;height:56px;background:var(--rp-primary-gradient);border:none;border-radius:12px;color:#fff;font-size:16px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;box-shadow:0 4px 12px #2563eb26;transition:all .3s cubic-bezier(.4,0,.2,1)}.rp-btn-primary:hover:not(:disabled){transform:scale(1.02)}.rp-btn-primary:active:not(:disabled){transform:scale(.98)}.rp-btn-primary:disabled{opacity:.6;cursor:not-allowed}.rp-spin-icon{animation:rp-spin 1s linear infinite}@keyframes rp-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.rp-desktop-btn{display:none}@media(min-width:768px){.rp-desktop-btn{display:flex}}.rp-mobile-btn-container{position:fixed;bottom:0;left:0;right:0;padding:16px;background-color:#f8f9ffcc;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);z-index:20;border-top:1px solid var(--rp-outline-variant);box-sizing:border-box}.rp-mobile-btn-container .rp-btn-primary{background:var(--rp-button-gradient);box-shadow:0 10px 15px -3px #2563eb33}@media(min-width:768px){.rp-mobile-btn-container{display:none}}.rp-card-footer{margin-top:20px;text-align:center}.rp-footer-prompt{font-size:14px;color:var(--rp-on-surface-variant);margin:0}.rp-footer-link{font-weight:700;color:var(--rp-primary);text-decoration:none;transition:text-decoration .2s ease}.rp-footer-link:hover{text-decoration:underline}.rp-success-overlay{position:fixed;inset:0;z-index:100;background-color:var(--rp-surface-bright);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;box-sizing:border-box;animation:rp-fadeIn .5s ease-out forwards}.rp-success-content{width:100%;max-width:380px}.rp-success-image-wrapper{position:relative;margin-bottom:32px;display:flex;justify-content:center}.rp-success-image{width:256px;height:256px;object-contain:contain;position:relative;z-index:10}.rp-success-title{font-size:24px;line-height:1.2;font-weight:600;color:var(--rp-primary);margin:0 0 16px}@media(min-width:768px){.rp-success-title{font-size:28px}}.rp-success-subtitle{font-size:16px;line-height:1.5;color:var(--rp-on-surface-variant);margin:0 0 40px;padding:0 8px}.vq-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:var(--vq-radius);font-family:var(--vq-font-body);font-weight:800;letter-spacing:.05em;text-transform:uppercase;cursor:pointer;transition:transform .1s ease,box-shadow .1s ease,background .12s ease}.vq-btn:disabled{opacity:.5;cursor:not-allowed}.vq-btn--primary{background:var(--vq-primary);color:var(--vq-on-primary);box-shadow:0 4px 0 0 var(--vq-primary-shadow)}.vq-btn--primary:not(:disabled):active{transform:translateY(4px);box-shadow:none}.vq-btn--ghost{background:transparent;color:var(--vq-on-surface-variant);border:2px solid var(--vq-outline-variant);box-shadow:0 4px 0 0 var(--vq-outline-variant)}.vq-btn--ghost:not(:disabled):active{transform:translateY(4px);box-shadow:none}.vq-btn--sm{padding:8px 16px;font-size:.75rem}.vq-btn--md{padding:12px 24px;font-size:.875rem}.vq-btn--lg{padding:16px 32px;font-size:1rem}.vq-btn--full{width:100%}.vq-card{background:var(--vq-surface-container-lowest);border:2px solid var(--vq-outline-variant);border-radius:var(--vq-radius);padding:24px;box-shadow:0 8px #0000000d}.vq-card--primary{border-color:#dee0ff}.vq-card__title{font-family:var(--vq-font-display);font-size:1.25rem;font-weight:700;margin:0 0 8px;color:var(--vq-on-surface)}.vq-card__body{font-size:1rem;line-height:1.5;color:var(--vq-on-surface-variant);margin:0}.vq-progress{width:100%}.vq-progress__track{height:16px;background:var(--vq-surface-container-high);border-radius:999px;overflow:hidden}.vq-progress__fill{height:100%;background:var(--vq-tertiary-container);border-radius:999px;transition:width .4s ease;position:relative}.vq-progress__thumb{position:absolute;right:-2px;top:50%;transform:translateY(-50%);width:24px;height:24px;border-radius:999px;background:var(--vq-tertiary-fixed);border:2px solid #fff;display:flex;align-items:center;justify-content:center;font-size:12px}.vq-progress__label{display:flex;justify-content:space-between;font-size:.75rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--vq-on-surface-variant);margin-bottom:8px}.vq-speech-bubble{position:relative;background:var(--vq-surface-container);border:2px solid var(--vq-outline-variant);border-radius:var(--vq-radius);padding:16px 20px;box-shadow:0 4px #0000000d}.vq-speech-bubble--left:before{content:"";position:absolute;left:-10px;bottom:20px;width:0;height:0;border-top:10px solid transparent;border-bottom:10px solid transparent;border-right:10px solid var(--vq-surface-container)}.vq-speech-bubble__label{font-size:.75rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--vq-primary);margin:0 0 4px}.vq-speech-bubble__title{margin:0 0 6px;font-family:var(--vq-font-display);font-size:1.5rem;font-weight:700;color:var(--vq-primary);line-height:1.25}.vq-speech-bubble__text{margin:0;font-size:.9375rem;line-height:1.45;color:var(--vq-on-surface-variant)}.vq-badge{display:inline-flex;align-items:center;gap:4px;padding:4px 12px;border-radius:999px;font-size:.75rem;font-weight:800;letter-spacing:.04em}.vq-badge--streak{background:var(--vq-surface-container);color:#ea580c}.vq-badge--xp{background:var(--vq-surface-container);color:var(--vq-tertiary-container)}.vq-badge--muted{background:var(--vq-surface-container-high);color:var(--vq-on-surface-variant)}.vq-page{max-width:1140px;margin:0 auto}.vq-page-title{font-family:var(--vq-font-display);font-size:clamp(1.5rem,4vw,2rem);font-weight:700;color:var(--vq-primary);margin:0 0 8px}.vq-page-subtitle{margin:0 0 24px;color:var(--vq-on-surface-variant);font-size:1rem}.vq-mia{object-fit:contain;-webkit-user-select:none;user-select:none}.usage-guide{width:100%;max-width:820px;margin:0 auto;padding-bottom:32px}.usage-guide-hero{margin-bottom:28px}.usage-guide-title{margin:0 0 8px;font-size:clamp(1.35rem,3.5vw,1.75rem);font-weight:800;letter-spacing:-.02em;line-height:1.2}.usage-guide--teacher .usage-guide-title{color:var(--ac-on-surface, #1a1c2e)}.usage-guide--student .usage-guide-title{color:var(--eng-on-surface, #191c1e)}.usage-guide-subtitle{margin:0 0 12px;font-size:1.05rem;font-weight:600;line-height:1.45}.usage-guide--teacher .usage-guide-subtitle{color:var(--ac-primary, #3f51b5)}.usage-guide--student .usage-guide-subtitle{color:var(--eng-teal, #0d9488)}.usage-guide-intro{margin:0;font-size:.9375rem;line-height:1.65;color:var(--eng-on-surface-variant, #5f6b6a)}.usage-guide--teacher .usage-guide-intro{color:var(--ac-on-surface-variant, #45464f)}.usage-guide-sections{display:flex;flex-direction:column;gap:18px}.usage-guide-section{border-radius:18px;padding:22px 24px;border:1px solid rgba(0,0,0,.07);background:#fff;box-shadow:0 2px 12px #0000000a}.usage-guide--teacher .usage-guide-section{border-color:var(--ac-outline-variant, #c3c6d7);background:var(--ac-surface, #f8f9ff)}.usage-guide--student .usage-guide-section{border-color:#0d948826;background:#ffffffeb}.usage-guide-section-head{display:flex;align-items:flex-start;gap:14px;margin-bottom:10px}.usage-guide-section-emoji{font-size:1.75rem;line-height:1;flex-shrink:0}.usage-guide-section-num{display:block;font-size:.6875rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;margin-bottom:2px;opacity:.65}.usage-guide-section-title{margin:0;font-size:1.125rem;font-weight:700;line-height:1.3}.usage-guide-section-summary{margin:0 0 14px;font-size:.9375rem;line-height:1.55;color:var(--eng-on-surface-variant, #5f6b6a)}.usage-guide-steps{margin:0 0 14px;padding-left:1.25rem;display:flex;flex-direction:column;gap:8px}.usage-guide-steps li{font-size:.9375rem;line-height:1.55;color:var(--eng-on-surface, #1a2423)}.usage-guide-tip{margin:0 0 14px;padding:12px 14px;border-radius:12px;background:#fffbeb;border:1px solid #fde68a}.usage-guide--teacher .usage-guide-tip{background:#eef2ff;border-color:#c7d2fe}.usage-guide-tip-label{display:block;font-size:.6875rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#b45309;margin-bottom:4px}.usage-guide--teacher .usage-guide-tip-label{color:#4338ca}.usage-guide-tip p{margin:0;font-size:.875rem;line-height:1.5;color:#78350f}.usage-guide--teacher .usage-guide-tip p{color:#3730a3}.usage-guide-link{display:inline-flex;align-items:center;gap:6px;font-size:.875rem;font-weight:600;text-decoration:none;padding:8px 14px;border-radius:999px;transition:background .14s ease}.usage-guide--teacher .usage-guide-link{color:var(--ac-primary, #3f51b5);background:#3f51b514}.usage-guide--teacher .usage-guide-link:hover{background:#3f51b524}.usage-guide--student .usage-guide-link{color:var(--eng-teal, #0d9488);background:#0d94881a}.usage-guide--student .usage-guide-link:hover{background:#0d948829}.exam-take{--exam-purple: #6366f1;--exam-purple-dark: #4f46e5;--exam-navy: #0f172a;--exam-border: #e2e8f0;--exam-bg: #f1f5f9;position:fixed;inset:0;z-index:20;display:flex;flex-direction:column;background:var(--exam-bg);color:#0f172a;overflow:hidden;height:100dvh;max-height:100dvh;width:100%}.exam-take-header{display:flex;align-items:center;gap:16px;padding:10px 20px;background:var(--exam-navy);color:#fff;flex-shrink:0;z-index:30}.exam-take-exit{border:0;background:transparent;color:#e2e8f0;font:inherit;font-weight:600;font-size:.875rem;cursor:pointer;padding:6px 8px;border-radius:8px;white-space:nowrap}.exam-take-exit:hover{background:#ffffff14;color:#fff}.exam-take-title{margin:0;flex:1;min-width:0;font-size:.95rem;font-weight:700;letter-spacing:.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-align:center}.exam-take-header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}.exam-take-timer{display:flex;align-items:center;gap:8px;padding:6px 12px;border-radius:10px;background:#1e293b;font-variant-numeric:tabular-nums;white-space:nowrap;flex-shrink:0}.exam-take-timer strong{font-size:1rem;font-weight:800}.exam-take-timer-label{font-size:.75rem;color:#94a3b8;font-weight:500}.exam-take-body{flex:1 1 auto;display:grid;grid-template-columns:minmax(240px,280px) minmax(0,1fr);gap:16px;padding:16px 20px;max-width:1440px;width:100%;margin:0 auto;box-sizing:border-box;min-height:0;overflow:hidden}.exam-take-sidebar{display:flex;flex-direction:column;gap:12px;min-height:0;height:100%;overflow:hidden;align-self:stretch}.exam-take-progress-card,.exam-take-nav-card{background:#fff;border:1px solid var(--exam-border);border-radius:14px;padding:14px;box-shadow:0 1px 2px #0f172a0a;flex-shrink:0}.exam-take-progress-head{display:flex;justify-content:space-between;align-items:center;font-size:.8125rem;font-weight:600;color:#475569;margin-bottom:10px}.exam-take-progress-head strong{color:var(--exam-purple-dark);font-weight:800}.exam-take-progress-track{height:8px;border-radius:999px;background:#eef2ff;overflow:hidden}.exam-take-progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#818cf8,var(--exam-purple));transition:width .2s ease}.exam-take-nav-heading{font-size:.8125rem!important;font-weight:700!important;color:#0f172a!important;margin-bottom:8px!important}.exam-take-nav-card{flex:1 1 auto;min-height:0;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain}.exam-take-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}.exam-take-cell{aspect-ratio:1;border-radius:10px;border:1.5px solid #c7d2fe;background:#fff;color:#4338ca;font:inherit;font-size:.8125rem;font-weight:700;cursor:pointer;transition:border-color .12s ease,background .12s ease,color .12s ease}.exam-take-cell:hover{border-color:var(--exam-purple);background:#eef2ff}.exam-take-cell.is-done{background:#dcfce7;border-color:#86efac;color:#166534}.exam-take-cell.is-flagged{background:#fee2e2;border-color:#fca5a5;color:#b91c1c}.exam-take-cell.is-current{border-color:var(--exam-purple-dark);background:#eef2ff;color:var(--exam-purple-dark);box-shadow:0 0 0 2px #6366f140}.exam-take-legend{display:grid;grid-template-columns:1fr 1fr;gap:8px 10px;padding:10px 12px;background:#fff;border:1px solid var(--exam-border);border-radius:12px;font-size:.75rem;color:#64748b;font-weight:500;flex-shrink:0}.exam-take-legend span{display:inline-flex;align-items:center;gap:6px}.exam-take-dot{width:12px;height:12px;border-radius:4px;display:inline-block;flex-shrink:0}.exam-take-dot.is-todo{border:1.5px solid #a5b4fc;background:#fff;border-radius:3px}.exam-take-dot.is-done{background:#22c55e;border-radius:50%}.exam-take-dot.is-current{background:#f59e0b;border-radius:50%}.exam-take-dot.is-flagged{background:#ef4444;border-radius:50%}.exam-take-main{min-width:0;min-height:0;height:100%;display:flex;flex-direction:column;overflow:hidden}.exam-take-main-card{flex:1 1 auto;min-height:0;height:100%;background:#fff;border:1px solid var(--exam-border);border-radius:16px;box-shadow:0 1px 3px #0f172a0a;display:flex;flex-direction:column;overflow:hidden}.exam-take-main-scroll{flex:1 1 auto;min-height:0;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;padding:18px 20px 8px;-webkit-overflow-scrolling:touch}.exam-take-section-head{display:flex;align-items:center;gap:8px;margin-bottom:10px}.exam-take-section-head h2{margin:0;font-size:1rem;font-weight:800;color:var(--exam-purple-dark)}.exam-take-instruction{margin:0 0 14px;padding:10px 14px;border-radius:10px;background:#eef2ff;color:#3730a3;font-size:.875rem;line-height:1.5;font-weight:500}.exam-take-question-body{min-height:0}.exam-take-question-body .exercise-player,.exam-take-question-body .exercise-player--exam{max-width:none;margin:0;padding:0}.exam-take-question-body .exercise-progress,.exam-take-question-body .exercise-player-head,.exam-take-question-body .exercise-player-actions{display:none!important}.exam-take-question-body .exam-unit-focus{outline:2px solid #6366f1;outline-offset:4px;border-radius:12px}.exam-take-q-nav{display:flex;gap:10px;justify-content:space-between;flex-wrap:wrap;flex-shrink:0;padding:12px 20px 16px;border-top:1px solid var(--exam-border);background:#fff}.exam-take-q-nav-btn{text-transform:none!important;font-weight:600!important;border-radius:10px!important;border-color:#c7d2fe!important;color:var(--exam-purple-dark)!important}.exam-take-q-nav-btn--primary{background:var(--exam-purple-dark)!important;color:#fff!important;border-color:transparent!important}.exam-take-q-nav-btn.is-flagged{background:#fef2f2!important;border-color:#fca5a5!important;color:#b91c1c!important}.exam-take-submit{text-transform:none!important;font-weight:700!important;border-radius:10px!important;background:#e0e7ff!important;color:var(--exam-purple-dark)!important;box-shadow:none!important;white-space:nowrap}.exam-take-submit--header{background:#6366f1!important;color:#fff!important;padding:6px 14px!important;min-height:36px!important}.exam-take-submit:hover:not(.exam-take-submit--header){background:#c7d2fe!important}.exam-take-submit--header:hover{background:#4f46e5!important}.exam-take-footer,.exam-take-pager,.exam-take-pager-btn,.exam-take-pager-num,.exam-take-pager-ellipsis,.exam-take-footer-spacer{display:none!important}.student-player-shell:has(.exam-take) .student-player-shell__header{display:none!important}.student-player-shell:has(.exam-take) .student-player-shell__body{overflow:hidden}@media(max-width:960px){.exam-take-body{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) auto;padding:12px}.exam-take-sidebar{order:2;max-height:42vh}.exam-take-main{order:1;min-height:0}.exam-take-title{font-size:.8rem}.exam-take-timer-label{display:none}.exam-take-header-actions{gap:6px}.exam-take-submit--header{padding:6px 10px!important;font-size:.8125rem!important}}.lesson-player-tabs{display:inline-flex;gap:4px;padding:4px;margin-bottom:20px;border-radius:999px;background:#f8fafce6;border:1px solid rgba(13,148,136,.12)}.lesson-player-tab{border:0;background:transparent;padding:8px 20px;border-radius:999px;font-size:.875rem;font-weight:600;color:var(--eng-on-surface-variant, #5f6b6a);cursor:pointer;transition:background .14s ease,color .14s ease,box-shadow .14s ease}.lesson-player-tab:hover{color:var(--eng-teal, #0d9488)}.lesson-player-tab.is-active{background:#fff;color:var(--eng-teal, #0d9488);box-shadow:0 2px 12px #0d94881f}.lesson-reader-layout--practice{max-width:1180px;margin:0 auto;padding-left:16px;padding-right:16px;box-sizing:border-box;width:100%}.lesson-reader-layout--practice .lesson-reader-main{max-width:none}.lesson-reader-layout--practice .lesson-player-tabs{margin-bottom:12px}.practice-attempt-banner{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:14px;padding:10px 14px;border-radius:12px;border:1px solid rgba(13,148,136,.18);background:#f0fdfae6;font-size:.875rem;color:var(--eng-on-surface-variant, #5f6b6a)}.practice-attempt-banner--pass{border-color:#16a34a40;background:#dcfce7a6}.practice-attempt-banner-main{display:inline-flex;align-items:center;gap:6px;flex:1;min-width:0}.practice-attempt-banner-icon{color:#16a34a;flex-shrink:0}.practice-attempt-banner-review{display:inline-flex;align-items:center;gap:4px;padding:6px 12px;border-radius:999px;border:1.5px solid rgba(13,148,136,.3);background:#fff;font:inherit;font-size:.8125rem;font-weight:600;color:var(--eng-teal-dark, #0f766e);cursor:pointer;flex-shrink:0}.practice-attempt-banner-review:hover{background:#f0fdfa}.exercise-player{padding:4px 0 20px}.exercise-player--exam{max-width:1180px;width:100%;margin:0 auto;padding:12px 28px 40px;box-sizing:border-box}.exercise-player--exam .exercise-reading,.exercise-player--exam .exercise-gap-fill-mcq,.exercise-player--exam .exercise-fill-blank,.exercise-player--exam .exercise-mcq--arrangement,.exercise-player--exam .exercise-matching,.exercise-player--exam .exercise-reorder,.exercise-player--exam .exercise-mcq-grid{max-width:none}.exercise-progress{margin-bottom:16px}.exercise-progress-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--eng-on-surface-variant, #5f6b6a)}.exercise-progress-count{color:var(--eng-teal, #0d9488)}.exercise-progress-track{height:6px;border-radius:999px;background:#0d94881f;overflow:hidden}.exercise-progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#14b8a6,#0d9488);transition:width .22s ease}.exercise-player-head{text-align:center;margin-bottom:16px}.exercise-player-eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:.8125rem;font-weight:600;color:var(--eng-teal, #0d9488);margin-bottom:8px}.exercise-player-instruction{margin:4px 0 0;font-size:.9375rem;color:var(--eng-on-surface-variant, #5f6b6a)}.exercise-player-meta{margin:8px 0 0;font-size:.8125rem;color:var(--eng-on-surface-variant, #7a8584)}.exercise-player-head--matching,.exercise-player-head--compact{margin-bottom:8px}.exercise-player-head--matching .exercise-player-meta,.exercise-player-head--compact .exercise-player-meta{margin-top:4px}.exercise-mcq-prompt{margin:0 0 16px;text-align:center;font-size:clamp(1.5rem,4.5vw,2.125rem);font-weight:700;letter-spacing:-.02em;color:var(--eng-on-surface, #1a2423);line-height:1.2}.exercise-mcq--arrangement{max-width:960px;margin:0 auto;text-align:left}.exercise-mcq-arrangement-stem{margin:0 0 14px;font-size:1.05rem;font-weight:600;line-height:1.45;color:var(--eng-on-surface, #1a2423)}.exercise-mcq-arrangement-items{margin:0 0 16px;padding:14px 16px;list-style:none;border-radius:12px;border:1px solid rgba(13,148,136,.16);background:#0d94880a;display:grid;gap:10px}.exercise-mcq-arrangement-item{display:grid;grid-template-columns:1.5rem minmax(0,1fr);gap:8px;align-items:start;font-size:.98rem;line-height:1.45;color:var(--eng-on-surface, #1a2423)}.exercise-mcq-arrangement-item-key{font-weight:700;color:var(--eng-teal, #0d9488)}.exercise-mcq-arrangement-item-text{white-space:pre-wrap}.exercise-mcq-arrangement-q-label{margin:0 0 10px;font-size:.875rem;font-weight:700;letter-spacing:.02em;text-transform:uppercase;color:var(--eng-on-surface-variant, #5f6b6a)}.exercise-mcq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;max-width:560px;margin:0 auto 16px}.exercise-mcq-grid--exam{max-width:none;margin:0 0 16px;grid-template-columns:1fr}.lesson-reader-layout--practice .exercise-player{padding-top:0}.lesson-reader-layout--practice .exercise-progress{margin-bottom:12px}.lesson-reader-layout--practice .exercise-player-head{margin-bottom:10px}.lesson-reader-layout--practice .exercise-mcq-prompt{margin-bottom:12px}.lesson-reader-layout--practice .exercise-mcq-arrangement-stem{margin-bottom:10px;font-size:1rem}@media(max-width:520px){.exercise-mcq-grid{grid-template-columns:1fr}}.exercise-mcq-option{display:flex;align-items:flex-start;gap:12px;text-align:left;padding:16px 18px;border-radius:14px;border:2px solid rgba(13,148,136,.14);background:#fff;cursor:pointer;transition:border-color .14s ease,background .14s ease,transform .1s ease}.exercise-mcq-option:hover:not(:disabled){border-color:#0d948859;background:#0d94880a}.exercise-mcq-option.is-selected{border-color:var(--eng-teal, #0d9488);background:#0d94881a;box-shadow:0 0 0 1px #0d94881f}.exercise-mcq-option.is-correct{border-color:#22a06b;background:#d8f5e4}.exercise-mcq-option.is-correct .exercise-mcq-option-num{background:#22a06b33;color:#15803d}.exercise-mcq-option.is-wrong{border-color:#e5484d;background:#ffe5e5}.exercise-mcq-option.is-wrong .exercise-mcq-option-num{background:#e5484d26;color:#b91c1c}.exercise-mcq-option:disabled{cursor:default}.exercise-mcq-option-num{flex-shrink:0;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:8px;background:#0d94881a;font-size:.8125rem;font-weight:700;color:var(--eng-teal, #0d9488)}.exercise-mcq-option-text{font-size:.9375rem;line-height:1.45;color:var(--eng-on-surface, #1a2423)}.exercise-listen{max-width:560px;margin:0 auto}.exercise-listen-prompt{margin:0 0 16px;text-align:center;font-size:clamp(1.125rem,3.5vw,1.5rem);font-weight:600;color:var(--eng-on-surface, #1a2423);line-height:1.35}.exercise-listen-play{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;max-width:220px;margin:0 auto 20px;padding:14px 20px;border:2px solid rgba(13,148,136,.22);border-radius:999px;background:#0d948814;color:var(--eng-teal, #0d9488);font-size:.9375rem;font-weight:700;cursor:pointer;transition:background .14s ease,border-color .14s ease,transform .1s ease}.exercise-listen-play:hover:not(:disabled){background:#0d948824;border-color:#0d948866}.exercise-listen-play:disabled{opacity:.65;cursor:default}.exercise-listen-reveal{margin:0 0 12px;text-align:center;font-size:.875rem;color:var(--eng-on-surface-variant, #7a8584)}.exercise-listen-choices{margin-top:4px}.exercise-typed{max-width:480px;margin:0 auto}.exercise-typed-prompt{margin:0 0 16px;text-align:center;font-size:clamp(1.25rem,4vw,1.875rem);font-weight:700;color:var(--eng-on-surface, #1a2423);line-height:1.3}.exercise-typed-hint{margin:-8px 0 12px;text-align:center;font-size:.875rem;color:var(--eng-on-surface-variant, #7a8584)}.exercise-typed-input{display:block;width:100%;max-width:360px;margin:0 auto 12px;padding:14px 16px;border:2px solid rgba(13,148,136,.22);border-radius:12px;font-size:1.0625rem;text-align:center;outline:none;transition:border-color .14s ease,background .14s ease}.exercise-typed-input:focus:not(:disabled){border-color:var(--eng-teal, #0d9488);background:#0d94880a}.exercise-typed-input.is-correct{border-color:#22a06b;background:#d8f5e4}.exercise-typed-input.is-wrong{border-color:#e5484d;background:#ffe5e5}.exercise-typed-input:disabled{opacity:.95;cursor:default}.exercise-typed-reveal{margin:0;text-align:center;font-size:.875rem;color:var(--eng-on-surface-variant, #7a8584)}.exercise-fill-blank{max-width:720px;margin:0 auto}.exercise-fill-blank-instruction{margin:0 0 12px;text-align:left;font-size:.875rem;font-weight:600;color:var(--eng-on-surface-variant, #5f6b6a)}.exercise-fill-blank-fallback{margin:0 0 12px;text-align:left;font-size:clamp(1.05rem,3vw,1.25rem);font-weight:600;line-height:1.7;color:#191c1d}.exercise-fill-blank-sentence{display:block;text-align:left;padding:18px 20px;border-radius:14px;background:#f8fafce6;border:1px solid rgba(13,148,136,.12);font-size:clamp(1.05rem,2.8vw,1.2rem);line-height:1.85;font-weight:500;color:#191c1d}.exercise-fill-blank-text{white-space:normal}.exercise-fill-blank-input{display:inline-block;min-width:5.5em;max-width:min(180px,100%);padding:4px 10px;margin:0 .15em;border-radius:8px;border:2px solid rgba(13,148,136,.35);font:inherit;font-size:.95em;font-weight:600;text-align:left;vertical-align:baseline;background:#fff}.exercise-fill-blank-input:focus:not(:disabled){outline:none;border-color:var(--eng-teal, #0d9488);box-shadow:0 0 0 3px #0d948826}.exercise-fill-blank-input.is-correct{border-color:#2e7d32;background:#2e7d3214}.exercise-fill-blank-input.is-wrong{border-color:#c62828;background:#c628280f}.exercise-fill-blank-input:disabled{opacity:.95;cursor:default}.exercise-fill-blank-reveal{margin:12px 0 0;text-align:left;font-size:.875rem;color:var(--eng-on-surface-variant, #7a8584)}.exercise-gap-fill-mcq{max-width:1100px;margin:0 auto}.exercise-gap-fill-mcq-fallback{margin:0 0 12px;text-align:left;font-size:1rem;font-weight:500;line-height:1.7;color:#191c1d;white-space:pre-wrap}.exercise-gap-fill-mcq-passage{display:block;text-align:left;padding:18px 20px;margin:0 0 20px;border-radius:14px;background:#f8fafcf2;border:1px solid rgba(13,148,136,.12);font-size:clamp(1.02rem,2.5vw,1.125rem);line-height:1.9;font-weight:500;color:#191c1d;white-space:pre-wrap}.exercise-gap-fill-mcq-passage.is-correct{border-color:#2e7d3273;background:#2e7d320f}.exercise-gap-fill-mcq-passage.is-wrong{border-color:#c6282866;background:#c628280d}.exercise-gap-fill-mcq-text{white-space:pre-wrap}.exercise-gap-fill-mcq-slot{display:inline;white-space:nowrap;margin:0 .12em;font-weight:700;color:#0f766e}.exercise-gap-fill-mcq-slot-num{font-weight:700;color:#2563eb}.exercise-gap-fill-mcq-slot-line{display:inline;padding:0 2px;letter-spacing:.02em}.exercise-gap-fill-mcq-slot.is-filled .exercise-gap-fill-mcq-slot-line{color:#0f766e}.exercise-gap-fill-mcq-slot.is-correct .exercise-gap-fill-mcq-slot-num,.exercise-gap-fill-mcq-slot.is-correct .exercise-gap-fill-mcq-slot-line{color:#1b5e20}.exercise-gap-fill-mcq-slot.is-wrong .exercise-gap-fill-mcq-slot-num,.exercise-gap-fill-mcq-slot.is-wrong .exercise-gap-fill-mcq-slot-line{color:#b71c1c}.exercise-gap-fill-mcq-questions{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}.exercise-gap-fill-mcq-question{display:flex;flex-direction:column;gap:8px;padding:12px 14px;border-radius:12px;background:#fff;border:1px solid rgba(15,23,42,.08)}.exercise-gap-fill-mcq-question-label{font-size:.9375rem;font-weight:800;color:#2563eb}.exercise-gap-fill-mcq-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 12px}@media(min-width:720px){.exercise-gap-fill-mcq-options{grid-template-columns:repeat(4,minmax(0,1fr))}}.exercise-gap-fill-mcq-option{display:flex;align-items:flex-start;gap:6px;text-align:left;padding:10px 12px;border-radius:10px;border:2px solid rgba(37,99,235,.18);background:#f8fafc;cursor:pointer;font:inherit;line-height:1.35;transition:border-color .12s ease,background .12s ease,box-shadow .12s ease}.exercise-gap-fill-mcq-option:hover:not(:disabled){border-color:#2563eb73;background:#eff6ff}.exercise-gap-fill-mcq-option.is-selected{border-color:#2563eb;background:#2563eb1a;box-shadow:0 0 0 1px #2563eb26}.exercise-gap-fill-mcq-option.is-correct,.exercise-gap-fill-mcq-option.is-answer{border-color:#2e7d32;background:#2e7d321a}.exercise-gap-fill-mcq-option.is-wrong{border-color:#c62828;background:#c6282814}.exercise-gap-fill-mcq-option:disabled{cursor:default;opacity:.98}.exercise-gap-fill-mcq-option-key{flex-shrink:0;font-weight:800;color:#2563eb}.exercise-gap-fill-mcq-option.is-correct .exercise-gap-fill-mcq-option-key,.exercise-gap-fill-mcq-option.is-answer .exercise-gap-fill-mcq-option-key{color:#1b5e20}.exercise-gap-fill-mcq-option.is-wrong .exercise-gap-fill-mcq-option-key{color:#b71c1c}.exercise-gap-fill-mcq-option-text{font-weight:600;color:#191c1d;word-break:break-word}.exercise-gap-fill-mcq-reveal{margin:14px 0 0;text-align:left;font-size:.875rem;color:var(--eng-on-surface-variant, #7a8584)}.exercise-reading{max-width:1100px;margin:0 auto}.exercise-reading-passage{margin-bottom:20px;padding:16px 18px;border-radius:14px;background:#f8fafcf2;border:1px solid rgba(13,148,136,.14)}.exercise-reading-passage-title{margin:0 0 10px;font-size:1.05rem;font-weight:700;color:var(--eng-teal-dark, #0f766e)}.exercise-reading-passage-text{margin:0;font-size:clamp(1rem,2.5vw,1.1rem);line-height:1.75;color:#191c1d;white-space:pre-wrap}.exercise-reading-subs{display:grid;gap:20px}.exercise-reading-sub{padding-top:4px}.exercise-reading-sub--compact{border-top:1px solid rgba(13,148,136,.1);padding-top:16px}.exercise-reading-sub-label{margin:0 0 8px;font-size:.8rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--eng-on-surface-variant, #7a8584)}.exercise-reading-sub-explain{margin:10px 0 0;font-size:.875rem;color:var(--eng-on-surface-variant, #7a8584)}.exercise-reading-step-nav{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px}.exercise-reading-step-btn{border:1px solid rgba(13,148,136,.35);background:#fff;color:var(--eng-teal-dark, #0f766e);border-radius:10px;padding:8px 14px;font-size:.875rem;font-weight:600;cursor:pointer}.exercise-reading-step-btn:disabled{opacity:.45;cursor:default}.exercise-reading-step-dots{display:flex;align-items:center;gap:8px;flex:1;justify-content:center}.exercise-reading-step-dot{width:10px;height:10px;border-radius:50%;border:none;padding:0;background:#d1d5db;cursor:pointer}.exercise-reading-step-dot.is-active{background:var(--eng-teal, #0d9488);transform:scale(1.15)}.exercise-reading-step-dot.is-answered:not(.is-active){background:#0d948873}.exercise-reading-reveal{margin:14px 0 0;text-align:center;font-size:.875rem;color:var(--eng-on-surface-variant, #7a8584)}.exercise-reorder{max-width:640px;margin:0 auto}.exercise-reorder-prompt{margin:0 0 8px;text-align:center;font-size:clamp(1.1rem,3vw,1.5rem);font-weight:700;color:#191c1d}.exercise-reorder-hint{margin:0 0 12px;text-align:center;font-size:.875rem;color:var(--eng-on-surface-variant, #7a8584);font-style:italic}.exercise-reorder-meta{margin:0 0 12px;text-align:center;font-size:.8125rem;color:#5f5e5a}.exercise-reorder-sentence{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;min-height:56px;padding:14px 16px;border-radius:14px;border:2px dashed #c4c5d5;background:#fafaf8;margin-bottom:12px}.exercise-reorder-sentence.is-correct{border-color:#2e7d32;background:#2e7d320f}.exercise-reorder-sentence.is-wrong{border-color:#c62828;background:#c628280f}.exercise-reorder-placeholder{color:#888780;font-size:.875rem;font-style:italic}.exercise-reorder-chip{border:1px solid #0c447c;background:#fff;color:#0c447c;border-radius:999px;padding:8px 14px;font-size:.9375rem;font-weight:600;cursor:pointer;transition:background .15s,transform .1s}.exercise-reorder-chip:hover:not(:disabled){background:#0c447c14}.exercise-reorder-chip:active:not(:disabled){transform:scale(.97)}.exercise-reorder-chip:disabled{cursor:default;opacity:.95}.exercise-reorder-chip--sentence{background:#0c447c1a}.exercise-reorder-chip.is-correct{border-color:#2e7d32;background:#2e7d321f;color:#1b5e20}.exercise-reorder-chip.is-wrong{border-color:#c62828;background:#c628281a;color:#b71c1c}.exercise-reorder-actions{display:flex;justify-content:center;margin:-4px 0 12px}.exercise-reorder-clear{color:var(--eng-on-surface-variant, #7a8584)!important}.exercise-reorder-clear:hover:not(:disabled){color:var(--eng-teal-dark, #0f766e)!important;background:#0d948814!important}.exercise-reorder-pool{margin-top:4px}.exercise-reorder-pool-chips{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}.exercise-reorder-pool-empty{font-size:.875rem;color:#888780;font-style:italic}.exercise-reorder-reveal{margin:12px 0 0;text-align:center;font-size:.875rem;color:var(--eng-on-surface-variant, #7a8584)}.exercise-listen-type .exercise-listen-play{margin-bottom:16px}.exercise-matching{max-width:960px;margin:0 auto}.exercise-matching-prompt{margin:0 0 8px;text-align:center;font-size:clamp(1.35rem,3.5vw,2rem);font-weight:800;color:#191c1d;letter-spacing:-.02em;line-height:1.2}.exercise-matching-hint{margin:0 0 20px;text-align:center;font-size:clamp(1rem,2.5vw,1.25rem);font-weight:500;line-height:1.5;color:#424754}.exercise-matching-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:0 0 12px}.exercise-matching-meta__count{margin:0;font-size:.8125rem;font-weight:700;color:#64748b}.exercise-matching-toolbar{display:flex;justify-content:center;max-width:560px;margin:0 auto 10px}.exercise-matching-board{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;max-width:720px;margin:0 auto;align-items:start}.exercise-matching-lines{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:2;overflow:visible}.exercise-matching-line{stroke-width:2.5;stroke-linecap:round;opacity:.9}.exercise-matching-line.is-correct{stroke-width:2.75}.exercise-matching-line.is-wrong{stroke-width:2.75;stroke-dasharray:5 4}.exercise-matching-col{display:flex;flex-direction:column;gap:10px;min-width:0;z-index:1}.exercise-matching-col__label{font-size:.7rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#94a3b8;padding:0 2px}.exercise-matching-reset{display:flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;border:1px solid #d8dee9;border-radius:999px;background:#fff;color:#64748b;cursor:pointer;transition:transform .1s ease,border-color .15s ease,color .15s ease,background .15s ease}.exercise-matching-reset:hover:not(:disabled){border-color:#c7d2fe;color:#4f46e5;background:#eef2ff}.exercise-matching-reset:active:not(:disabled){transform:scale(.96)}.exercise-matching-reset:disabled{opacity:.35;cursor:default}.exercise-matching-reset-icon{font-size:1.15rem!important}.exercise-matching-item{position:relative;display:flex;align-items:center;gap:8px;width:100%;min-height:52px;padding:10px 12px;border:1px solid #d8dee9;border-radius:14px;background:#fff;cursor:pointer;text-align:left;box-shadow:0 1px 2px #0f172a0a;transition:border-color .15s ease,background .15s ease,box-shadow .15s ease}.exercise-matching-item:hover:not(:disabled){border-color:#c7d2fe;background:#fafbff}.exercise-matching-item.is-active{border-color:var(--match-pair-color, #6366f1);background:#f5f3ff;box-shadow:0 0 0 2px color-mix(in srgb,var(--match-pair-color, #6366f1) 22%,transparent)}.exercise-matching-item.is-active .exercise-matching-item-num{background:var(--match-pair-color, #6366f1);color:#fff}.exercise-matching-item.is-paired{border-color:color-mix(in srgb,var(--match-pair-color, #6366f1) 45%,#d8dee9);background:#fff}.exercise-matching-item.is-paired .exercise-matching-item-num{background:color-mix(in srgb,var(--match-pair-color, #6366f1) 18%,#fff);color:var(--match-pair-color, #4f46e5)}.exercise-matching-item.is-targetable:not(:disabled){border-color:#c7d2fe}.exercise-matching-item.is-targetable:not(:disabled):hover{border-color:#6366f1;background:#f5f3ff}.exercise-matching-item.is-correct{border-color:#86efac;background:#f0fdf4;cursor:default}.exercise-matching-item.is-correct .exercise-matching-item-num{background:#16a34a;color:#fff}.exercise-matching-item.is-correct .exercise-matching-item-text{color:#166534}.exercise-matching-item.is-wrong{border-color:#fca5a5;background:#fef2f2;cursor:default}.exercise-matching-item.is-wrong .exercise-matching-item-num{background:#dc2626;color:#fff}.exercise-matching-item.is-wrong .exercise-matching-item-text{color:#991b1b}.exercise-matching-item:disabled{cursor:default}.exercise-matching-item:disabled:not(.is-correct):not(.is-wrong):not(.is-paired):not(.is-active){opacity:.72}.exercise-matching-item-num{flex-shrink:0;width:26px;height:26px;display:flex;align-items:center;justify-content:center;border-radius:999px;background:#eef2ff;font-size:.75rem;font-weight:800;color:#4f46e5}.exercise-matching-col--right .exercise-matching-item-num{background:#ecfdf5;color:#15803d}.exercise-matching-item-text{flex:1;min-width:0;font-size:clamp(.78rem,2.4vw,.95rem);line-height:1.35;font-weight:700;color:#0f172a}.exercise-matching-item-icon{flex-shrink:0;font-size:1.1rem!important}.exercise-matching-item-icon--ok{color:#16a34a}.exercise-matching-item-icon--wrong{color:#dc2626}.exercise-matching-anchor{flex-shrink:0;width:12px;height:12px;border-radius:999px;border:2px solid #cbd5e1;background:#fff;box-shadow:0 0 0 2px #fff;z-index:3}.exercise-matching-item.is-active .exercise-matching-anchor,.exercise-matching-item.is-paired .exercise-matching-anchor{border-color:var(--match-pair-color, #6366f1);background:var(--match-pair-color, #6366f1)}.exercise-matching-item.is-correct .exercise-matching-anchor{border-color:#16a34a;background:#16a34a}.exercise-matching-item.is-wrong .exercise-matching-anchor{border-color:#dc2626;background:#dc2626}.exercise-matching-item--left{padding-right:14px}.exercise-matching-item--right{padding-left:14px}@media(max-width:600px){.exercise-matching-board{gap:18px}.exercise-matching-item{padding:8px 10px;min-height:48px;border-radius:12px}.exercise-matching-item-num{width:22px;height:22px;font-size:.68rem}.exercise-matching-item-text{font-size:.75rem;line-height:1.3}.exercise-matching-anchor{width:10px;height:10px}}.exercise-feedback{max-width:560px;margin:0 auto 20px;padding:14px 18px;border-radius:14px}.exercise-feedback--ok{background:#16a34a1a;border:1px solid rgba(22,163,74,.25)}.exercise-feedback--wrong{background:#dc262614;border:1px solid rgba(220,38,38,.2)}.exercise-feedback-title{display:flex;align-items:center;gap:6px;font-weight:600;font-size:.9375rem;margin-bottom:4px}.exercise-feedback--ok .exercise-feedback-title{color:#15803d}.exercise-feedback--wrong .exercise-feedback-title{color:#b91c1c}.exercise-feedback-text{margin:0;font-size:.875rem;color:var(--eng-on-surface-variant, #5f6b6a)}.exercise-player-actions{max-width:560px;margin:28px auto 0;padding-top:4px}.exercise-player-actions--row{display:flex;align-items:stretch;gap:10px}.exercise-btn-explain{min-width:120px;border-color:var(--eng-teal, #0d9488)!important;color:var(--eng-teal, #0d9488)!important;text-transform:none!important;border-radius:999px!important;padding-top:10px!important;padding-bottom:10px!important;font-weight:600!important}.exercise-btn-explain:disabled{border-color:#d3d9d7!important;color:#a8b4b1!important;background:#f4f6f5!important}.exercise-btn-check{text-transform:none!important;border-radius:999px!important;padding-top:10px!important;padding-bottom:10px!important;font-weight:600!important;font-size:.9375rem!important;box-shadow:none!important}.exercise-btn-check:not(:disabled){background:var(--eng-teal, #0d9488)!important;color:#fff!important;box-shadow:0 4px 14px #0d94884d!important}.exercise-btn-check:not(:disabled):hover{background:var(--eng-teal-dark, #0f766e)!important}.exercise-btn-check:disabled,.exercise-btn-check.Mui-disabled{background:#eef1f0!important;color:#9ca8a5!important;cursor:not-allowed!important;box-shadow:none!important}.exercise-btn-continue{text-transform:none!important;border-radius:999px!important;padding-top:10px!important;padding-bottom:10px!important;font-weight:600!important}.exercise-explanation-panel{max-width:560px;margin:0 auto 16px;padding:14px 18px;border-radius:14px;background:#fff5f5;border:1px solid rgba(229,72,77,.25)}.exercise-explanation-text{margin:0;font-size:.9375rem;line-height:1.55;color:var(--eng-on-surface, #1a2423);white-space:pre-wrap}.exercise-player-hint{text-align:center;font-size:.8125rem;color:var(--eng-on-surface-variant, #888);margin-top:12px}.exercise-done-card{text-align:center;padding:40px 24px;border-radius:var(--eng-radius-lg, 16px);background:var(--eng-glass-bg, rgba(248, 250, 252, .85));border:1px solid var(--eng-glass-stroke, rgba(255, 255, 255, .45))}.exercise-done-title{margin:0 0 8px;font-size:1.35rem;font-weight:700}.exercise-done-score{margin:0;font-size:1.05rem;color:var(--eng-on-surface-variant, #5f6b6a)}.exercise-done-threshold{margin:8px 0 0;font-size:.875rem;color:var(--eng-on-surface-variant, #5f6b6a)}.exercise-done-icon{font-size:48px!important;margin-bottom:8px}.exercise-done-icon--pass{color:#16a34a}.exercise-done-icon--fail{color:#dc2626}.exercise-player--done.is-passed .exercise-done-card{border-color:#16a34a59;background:#16a34a0f}.exercise-player--done.is-failed .exercise-done-card{border-color:#dc26264d;background:#dc26260d}.lesson-reader-layout--result{max-width:1200px;margin:0 auto}.lesson-reader-layout--result .lesson-reader-main{max-width:none}.exercise-result{padding:0 0 16px;max-width:1200px;margin:0 auto}.exercise-result-nav{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:20px}.exercise-result-nav-review{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:12px;border:1px solid #e8ecf4;background:#fff;color:#4f46e5;font:inherit;font-size:.875rem;font-weight:600;cursor:pointer;box-shadow:0 2px 8px #0000000a;transition:background .14s ease}.exercise-result-nav-review:hover{background:#f8faff}.exercise-result-mode-note{margin:0 0 16px;padding:10px 16px;border-radius:14px;background:#9547f71a;font-size:.875rem;font-weight:700;color:#4338ca}.exercise-result-hero--fail{min-height:400px}.exercise-result-hero--pass{min-height:420px}.exercise-result-mascot{width:min(256px,70vw);height:min(320px,65vw);margin:0 0 20px;display:flex;align-items:center;justify-content:center}.exercise-result-mascot svg,.exercise-result-mascot .exercise-result-mascot-img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 12px 24px rgba(0,0,0,.12))}.exercise-result-sidebar-back{display:inline-flex;align-items:center;gap:6px;border:none;background:none;cursor:pointer;font:inherit;font-weight:600;font-size:.875rem;color:#4f46e5;padding:0}.exercise-result-sidebar-back:hover{text-decoration:underline}.exercise-result-grid{display:grid;grid-template-columns:1fr;gap:20px}@media(min-width:1024px){.exercise-result-grid{grid-template-columns:minmax(280px,1fr) minmax(0,2fr)}}.exercise-result-sidebar{background:#fff;border-radius:24px;border:1px solid rgba(0,0,0,.06);box-shadow:0 2px 12px #0000000a;padding:20px 22px;display:flex;flex-direction:column}.exercise-result-badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.exercise-result-badge{display:inline-flex;align-items:center;gap:4px;font-size:.6875rem;font-weight:700;letter-spacing:.04em;padding:4px 10px;border-radius:8px}.exercise-result-badge--primary{background:#eef2ff;color:#4f46e5}.exercise-result-badge--subject{background:#e0e7ff;color:#4338ca}.exercise-result-lesson-title{margin:0;font-size:1.35rem;font-weight:700;color:#1f2937;line-height:1.25}.exercise-result-lesson-sub{margin:6px 0 0;font-size:.9375rem;color:#6b7280;font-weight:500}.exercise-result-ref-note{margin:16px 0 24px;padding:14px 16px;border-radius:16px;background:#f9fafb;font-size:.8125rem;color:#6b7280;font-style:italic;line-height:1.45}.exercise-result-circle-wrap{display:flex;justify-content:center;margin:8px 0 28px}.exercise-result-circle{position:relative;width:168px;height:168px;border-radius:50%;display:flex;align-items:center;justify-content:center}.exercise-result-circle:before{content:"";position:absolute;width:138px;height:138px;border-radius:50%;background:#fff}.exercise-result-circle-inner{position:relative;z-index:1;text-align:center}.exercise-result-circle-score{display:block;font-size:2rem;font-weight:800;color:#1f2937;line-height:1}.exercise-result-circle-label{display:block;margin-top:4px;font-size:.6875rem;font-weight:700;letter-spacing:.08em;color:#22c55e}.exercise-result-circle-star{position:absolute;bottom:-6px;left:50%;transform:translate(-50%);z-index:2;width:28px;height:28px;border-radius:50%;background:#facc15;border:2px solid #fff;box-shadow:0 2px 8px #0000001f;display:flex;align-items:center;justify-content:center}.exercise-result-stats{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:0}.exercise-result-stats li{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid #f9fafb}.exercise-result-stats li:last-child{border-bottom:none}.exercise-result-stat-label{display:inline-flex;align-items:center;gap:10px;color:#6b7280;font-size:.9375rem}.exercise-result-stat-icon{width:24px;height:24px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#fff}.exercise-result-stat-icon--ok{background:#22c55e}.exercise-result-stat-icon--wrong{background:#ef4444}.exercise-result-stat-icon--time{background:#f59e0b}.exercise-result-stat-icon--score{background:#4f46e5}.exercise-result-stat-value{font-weight:700;font-size:1.05rem;color:#1f2937}.exercise-result-stat-value--score{color:#4f46e5}.exercise-result-stat-hint{font-size:.75rem;font-weight:400;color:#9ca3af}.exercise-result-toast{margin-top:20px;padding:14px 16px;border-radius:16px;display:flex;gap:12px;align-items:flex-start}.exercise-result-toast--ok{background:#f0fdf4;border:1px solid #bbf7d0}.exercise-result-toast-title{margin:0;font-size:.875rem;font-weight:700;color:#166534}.exercise-result-toast-sub{margin:4px 0 0;font-size:.75rem;color:#15803d}.exercise-result-main{display:flex;flex-direction:column;gap:20px}.exercise-result-hero{border-radius:24px;padding:16px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;position:relative;overflow:hidden;min-height:0;justify-content:center;box-shadow:0 2px 12px #0000000a}.exercise-result-hero--pass{background:#fff;border:1px solid rgba(0,0,0,.06)}.exercise-result-hero--fail{background:linear-gradient(135deg,#fff1f2,#fff 60%);border:1px solid #fecdd3}.exercise-result-status-icon{width:84px;height:84px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:20px;border:4px solid #fff;box-shadow:0 8px 24px #0000001f}.exercise-result-status-icon.is-pass{background:#22c55e;box-shadow:0 8px 24px #22c55e4d}.exercise-result-status-icon.is-fail{background:#f43f5e}.exercise-result-hero-title{margin:0 0 8px;font-size:clamp(1.75rem,4vw,2.25rem);font-weight:900;color:#312e81}.exercise-result-hero-sub{margin:0 0 16px;font-size:1.05rem;color:#4338ca;font-weight:500}.exercise-result-hero-pill{display:inline-flex;align-items:center;gap:8px;margin:0 0 24px;padding:8px 20px;border-radius:999px;background:#f0fdf4;border:1px solid #bbf7d0;color:#15803d;font-weight:700;font-size:.9375rem}.exercise-result-hero-score{margin:0 0 6px;font-size:1.2rem;color:#4b5563}.exercise-result-hero-hint{margin:0;font-size:.9375rem;color:#6b7280}.exercise-result-hero-hint strong{color:#f43f5e}.exercise-result-tip{display:flex;align-items:center;gap:12px;max-width:520px;margin:0 0 24px;padding:14px 18px;border-radius:16px;background:#fffbeb;border:1px solid #fde68a;text-align:left}.exercise-result-tip p{margin:0;font-size:.875rem;color:#92400e;line-height:1.45}.exercise-result-actions{display:flex;flex-direction:column;gap:10px;width:100%;max-width:420px;margin:0 auto}.exercise-result-actions-secondary{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%}.exercise-result-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:14px;padding:12px 16px;font:inherit;font-weight:700;font-size:.875rem;cursor:pointer;border:none;transition:background .14s ease,border-color .14s ease,transform .1s ease,box-shadow .1s ease;-webkit-tap-highlight-color:transparent}.exercise-result-btn--secondary{flex-direction:column;gap:6px;min-height:72px;padding:12px 8px;background:#fff;border:1.5px solid #e8ecf4;color:#4f46e5;box-shadow:0 2px #e8ecf4}.exercise-result-btn--secondary:active{transform:translateY(2px);box-shadow:none}.exercise-result-btn--secondary:hover{background:#f8faff;border-color:#c7d2fe}.exercise-result-btn-icon{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:#eef2ff}.exercise-result-btn-text{font-size:.8125rem;font-weight:600;line-height:1.2}.exercise-result-btn-text-full{display:none}.exercise-result-btn--primary{width:100%;justify-content:space-between;align-items:center;gap:12px;min-height:56px;padding:14px 16px;background:#4f46e5;border:2px solid #4f46e5;color:#fff;box-shadow:0 4px #4338ca59;text-align:left}.exercise-result-btn--primary:active{transform:translateY(3px);box-shadow:none}.exercise-result-btn--primary.is-pass{background:#15803d;border-color:#15803d;box-shadow:0 4px #15653459}.exercise-result-btn--primary:hover{filter:brightness(1.04)}.exercise-result-btn-label{display:flex;flex-direction:column;align-items:flex-start;flex:1;min-width:0;line-height:1.25}.exercise-result-btn-title{font-size:.9375rem;font-weight:700}.exercise-result-btn-sub{display:block;font-size:.75rem;font-weight:500;opacity:.92;margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}.exercise-result-btn-arrow{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:36px;height:36px;border-radius:10px;background:#ffffff2e}@media(min-width:640px){.exercise-result-actions{flex-direction:row;flex-wrap:wrap;justify-content:center;align-items:stretch;max-width:640px;gap:12px}.exercise-result-actions-secondary{display:contents}.exercise-result-btn--secondary{flex-direction:row;min-height:auto;padding:14px 20px;order:1}.exercise-result-btn-icon{width:auto;height:auto;background:transparent}.exercise-result-btn-text{font-size:.9375rem}.exercise-result-btn-text-short{display:none}.exercise-result-btn-text-full{display:inline}.exercise-result-btn--primary{width:auto;flex:1 1 100%;order:2;min-width:240px}}@media(min-width:768px){.exercise-result-actions{flex-direction:row;flex-wrap:nowrap;align-items:stretch;max-width:640px}.exercise-result-btn--secondary{order:unset;flex:0 0 auto}.exercise-result-btn--primary{flex:1;order:unset;min-width:0}}.exercise-result-confetti{position:fixed;inset:0;pointer-events:none;z-index:1000;overflow:hidden}.exercise-result-confetti-piece{position:absolute;top:-20px;animation:exercise-result-confetti-fall linear forwards}@keyframes exercise-result-confetti-fall{0%{transform:translateY(-10px) rotate(0);opacity:1}to{transform:translateY(100vh) rotate(360deg);opacity:0}}@keyframes exercise-result-fade-up{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes exercise-result-reward-pop{0%{transform:scale(0) rotate(-5deg);opacity:0}to{transform:scale(1) rotate(-5deg);opacity:1}}@keyframes exercise-result-float{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}@keyframes exercise-result-pulse-cta{0%,to{transform:scale(1)}50%{transform:scale(1.02)}}.exercise-result--pass .exercise-result-status-icon{animation:exercise-result-fade-up .6s ease-out forwards;opacity:0}.exercise-result--pass .exercise-result-hero-title{animation:exercise-result-fade-up .6s ease-out .1s forwards;opacity:0}.exercise-result--pass .exercise-result-hero-sub{animation:exercise-result-fade-up .6s ease-out .2s forwards;opacity:0}.exercise-result--pass .exercise-result-hero-pill{animation:exercise-result-reward-pop .5s cubic-bezier(.34,1.56,.64,1) .3s forwards;opacity:0}.exercise-result--pass .exercise-result-mascot svg,.exercise-result--pass .exercise-result-mascot .exercise-result-mascot-img{animation:exercise-result-float 3s ease-in-out infinite}.exercise-result--pass .exercise-result-btn--primary.is-pass{animation:exercise-result-pulse-cta 2s ease-in-out infinite}.exercise-result--pass .exercise-result-stats li:nth-child(1){animation:exercise-result-fade-up .6s ease-out .1s forwards;opacity:0}.exercise-result--pass .exercise-result-stats li:nth-child(2){animation:exercise-result-fade-up .6s ease-out .2s forwards;opacity:0}.exercise-result--pass .exercise-result-stats li:nth-child(3){animation:exercise-result-fade-up .6s ease-out .3s forwards;opacity:0}.exercise-result--pass .exercise-result-stats li:nth-child(4){animation:exercise-result-fade-up .6s ease-out .4s forwards;opacity:0}.exercise-result--pass .exercise-result-toast{animation:exercise-result-fade-up .6s ease-out .5s forwards;opacity:0}@media(prefers-reduced-motion:reduce){.exercise-result-confetti,.exercise-result-confetti-piece,.exercise-result--pass .exercise-result-status-icon,.exercise-result--pass .exercise-result-hero-title,.exercise-result--pass .exercise-result-hero-sub,.exercise-result--pass .exercise-result-hero-pill,.exercise-result--pass .exercise-result-mascot svg,.exercise-result--pass .exercise-result-mascot .exercise-result-mascot-img,.exercise-result--pass .exercise-result-btn--primary.is-pass,.exercise-result--pass .exercise-result-stats li,.exercise-result--pass .exercise-result-toast{animation:none!important;opacity:1!important;transform:none!important}}.exercise-review{padding:4px 0 32px}.exercise-review-head{margin-bottom:24px}.exercise-review-back{display:inline-flex;align-items:center;gap:8px;border:none;background:none;cursor:pointer;font:inherit;font-weight:600;color:#4f46e5;padding:0;margin-bottom:12px}.exercise-review-title{margin:0;font-size:1.5rem;font-weight:800;color:#1f2937}.exercise-review-sub{margin:4px 0 0;color:#6b7280;font-size:.9375rem}.exercise-review-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:16px}.exercise-review-item{background:#fff;border-radius:18px;border:1px solid rgba(0,0,0,.06);padding:20px 22px;box-shadow:0 2px 10px #0000000a}.exercise-review-item.is-correct{border-color:#22c55e40}.exercise-review-item.is-wrong{border-color:#ef444440}.exercise-review-item-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.exercise-review-item-num{font-size:.8125rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#6b7280}.exercise-review-item-badge{display:inline-flex;align-items:center;gap:4px;font-size:.8125rem;font-weight:700;padding:4px 10px;border-radius:999px}.exercise-review-item-badge.is-ok{background:#dcfce7;color:#15803d}.exercise-review-item-badge.is-bad{background:#fee2e2;color:#b91c1c}.exercise-review-prompt{margin:0 0 14px;font-size:1.2rem;font-weight:700;color:#1f2937;line-height:1.3}.exercise-review-choices{display:flex;flex-direction:column;gap:8px}.exercise-review-choice{display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding:12px 14px;border-radius:12px;border:2px solid rgba(13,148,136,.12);background:#fafafa}.exercise-review-choice.is-correct{border-color:#22a06b;background:#d8f5e4}.exercise-review-choice.is-wrong{border-color:#e5484d;background:#ffe5e5}.exercise-review-choice-num{width:26px;height:26px;border-radius:8px;background:#4f46e51a;color:#4f46e5;font-size:.75rem;font-weight:700;display:inline-flex;align-items:center;justify-content:center}.exercise-review-choice-text{flex:1;font-size:.9375rem;color:#1f2937}.exercise-review-choice-tag{font-size:.6875rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:3px 8px;border-radius:6px;background:#e0e7ff;color:#4338ca}.exercise-review-choice-tag.is-answer{background:#dcfce7;color:#15803d}.exercise-review-item-type{font-size:.75rem;font-weight:600;color:var(--eng-on-surface-variant, #7a8584);margin-right:auto}.exercise-review-matching{display:flex;flex-direction:column;gap:8px}.exercise-review-matching-row{display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding:10px 12px;border-radius:10px;background:#f8fafce6;border:1px solid rgba(13,148,136,.1);font-size:.875rem}.exercise-review-matching-row.is-correct{border-color:#16a34a40;background:#16a34a0f}.exercise-review-matching-row.is-wrong{border-color:#dc262633;background:#dc26260d}.exercise-review-matching-left{font-weight:600;color:var(--eng-on-surface, #1a2423)}.exercise-review-matching-arrow{color:var(--eng-on-surface-variant, #7a8584)}.exercise-review-matching-user{font-weight:600}.exercise-review-matching-sep{color:var(--eng-on-surface-variant, #9aa5a4)}.exercise-review-matching-answer{color:#15803d;font-weight:600}.exercise-review-missing{margin:10px 0 0;font-size:.8125rem;color:#9ca3af;font-style:italic}.exercise-review-explain{margin-top:14px}.exercise-review-explain .exercise-explanation-panel{margin:0;max-width:none}.student-exams-container{max-width:960px;margin:0 auto;padding:12px 8px 24px;box-sizing:border-box}.student-exams-banner{background:linear-gradient(135deg,#fff,#f5f3ff);border:1px solid #e2e8f0;border-radius:20px;padding:14px 24px;display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;box-shadow:0 4px 6px -1px #00000005}.student-exams-banner-left{display:flex;align-items:center;gap:16px}.student-exams-banner-icon{width:44px;height:44px;border-radius:10px;background:#f5f3ff;color:#7c3aed;display:flex;align-items:center;justify-content:center;font-size:1.4rem;box-shadow:0 4px 10px #7c3aed14}.student-exams-banner-title{font-size:1.6rem!important;font-weight:800!important;color:#1e293b!important;line-height:1.25!important}.student-exams-banner-subtitle{font-size:.875rem!important;color:#64748b!important;margin-top:3px!important}.student-exams-banner-right{display:flex;align-items:center;justify-content:center}.student-exams-tabs{display:flex;gap:10px;margin-bottom:14px;flex-wrap:wrap}.student-exams-tab{text-transform:none!important;font-weight:600!important;border-radius:20px!important;padding:5px 14px!important;font-size:.825rem!important;border:1px solid #e2e8f0!important;background:#fff;color:#475569!important;transition:all .2s ease!important}.student-exams-tab:hover{background:#f8fafc!important;border-color:#cbd5e1!important;color:#1e293b!important}.student-exams-tab.active{background:#f5f3ff!important;border-color:#ddd6fe!important;color:#7c3aed!important;box-shadow:0 2px 4px #7c3aed0d!important}.student-exam-card{background:#fff;border:1px solid #e2e8f0;border-radius:20px;padding:16px 20px;margin-bottom:12px;box-shadow:0 4px 6px -1px #00000003,0 2px 4px -1px #00000003;transition:border-color .2s ease,box-shadow .2s ease}.student-exam-card:hover{border-color:#cbd5e1;box-shadow:0 10px 15px -3px #00000005,0 4px 6px -2px #00000003}.student-exam-card-main{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;flex-wrap:wrap}.student-exam-card-left{display:flex;align-items:flex-start;gap:16px;flex:1;min-width:280px}.student-exam-card-icon-box{width:48px;height:48px;border-radius:12px;background:#eff6ff;color:#2563eb;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.4rem}.student-exam-card-details{display:flex;flex-direction:column;gap:6px;flex:1}.student-exam-card-title{font-size:1.15rem!important;font-weight:800!important;color:#1e293b!important;line-height:1.3!important}.student-exam-card-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:.8rem;color:#64748b}.student-exam-meta-item{display:flex;align-items:center;gap:4px}.student-exam-meta-item.deadline{color:#64748b}.student-exam-meta-divider{width:3px;height:3px;border-radius:50%;background:#94a3b8;flex-shrink:0}.student-exam-status-row{display:flex;align-items:center;gap:20px;margin-top:8px;flex-wrap:wrap}.student-exam-score-container{display:flex;align-items:center;gap:10px;font-size:.825rem;color:#475569}.student-exam-score-label{font-weight:600;white-space:nowrap}.student-exam-progress-bar-wrap{width:120px;height:6px;border-radius:10px;background:#e2e8f0;overflow:hidden}.student-exam-progress-bar-fill{height:100%;background:#3b82f6;border-radius:10px}.student-exam-attempts-badge{display:flex;align-items:center;gap:6px;background:#ecfdf5;border:1px solid #a7f3d0;padding:4px 10px;border-radius:20px;color:#10b981}.student-exam-attempts-icon{font-size:.85rem!important}.student-exam-attempts-text{font-size:.775rem!important;font-weight:700!important}.student-exam-card-right{display:flex;flex-direction:column;align-items:flex-end;gap:8px;min-width:140px}.student-exam-btn-action{background:#2563eb!important;color:#fff!important;text-transform:none!important;font-weight:700!important;padding:8px 24px!important;border-radius:20px!important;box-shadow:0 4px 10px #2563eb26!important;transition:all .2s ease!important;font-size:.875rem!important;width:100%}.student-exam-btn-action:hover{background:#1d4ed8!important;box-shadow:0 6px 14px #2563eb4d!important}.student-exam-btn-action:disabled{background:#e2e8f0!important;color:#94a3b8!important;box-shadow:none!important}.student-exam-btn-detail{text-transform:none!important;font-weight:700!important;color:#2563eb!important;font-size:.825rem!important;padding:4px 8px!important;display:inline-flex!important;align-items:center!important;background:transparent!important;border:none!important;transition:color .2s;cursor:pointer;outline:none}.student-exam-btn-detail:hover{color:#1d4ed8;background:transparent!important}.student-exam-card-timeline{margin-top:14px;border-top:1px dashed #e2e8f0;padding-top:14px}.student-exam-timeline-visual{display:flex;justify-content:space-between;position:relative;margin:6px 0 12px;padding:0 20px}.student-exam-timeline-line{position:absolute;top:12px;left:calc(16.6% + 20px);right:calc(16.6% + 20px);height:2px;background:transparent;border-top:2px dashed #cbd5e1;z-index:1}.student-exam-timeline-step{display:flex;flex-direction:column;align-items:center;text-align:center;width:30%;position:relative;z-index:2}.student-exam-timeline-dot{width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:8px;border:4px solid #ffffff;box-shadow:0 2px 5px #0000000d;font-size:.75rem;color:#fff}.student-exam-timeline-dot.green{background:#10b981;box-shadow:0 0 0 4px #10b98126}.student-exam-timeline-dot.orange{background:#f59e0b;box-shadow:0 0 0 4px #f59e0b26}.student-exam-timeline-dot.red{background:#ef4444;box-shadow:0 0 0 4px #ef444426}.student-exam-timeline-step-title{font-size:.85rem!important;font-weight:700!important}.student-exam-timeline-step-title.green{color:#10b981}.student-exam-timeline-step-title.orange{color:#d97706}.student-exam-timeline-step-title.red{color:#ef4444}.student-exam-timeline-step-desc{font-size:.725rem!important;color:#94a3b8!important;margin-top:2px!important}.student-exam-timeline-step-val{font-size:.8rem!important;font-weight:700!important;color:#1e293b!important;margin-top:2px!important}.student-exam-timeline-notice{display:flex;align-items:center;gap:10px;background:#f5f3ff;border:1px solid #ddd6fe;border-radius:10px;padding:8px 12px;margin-top:8px}.student-exam-notice-icon{color:#7c3aed;font-size:1.15rem!important}.student-exam-notice-text{font-size:.775rem!important;font-weight:500!important;color:#6d28d9!important}.student-exams-empty{padding:48px 24px;text-align:center;color:#64748b;background:#fff;border-radius:20px;border:1px solid #e2e8f0;font-size:.95rem}.student-exams-back-btn{margin-top:16px}@media(max-width:768px){.student-exams-banner{flex-direction:column;align-items:flex-start;gap:16px;padding:20px}.student-exams-banner-right{display:none}.student-exam-card-main{flex-direction:column;align-items:stretch}.student-exam-card-right{align-items:stretch;min-width:100%;margin-top:10px}.student-exam-btn-detail{justify-content:center}.student-exam-timeline-visual{display:none}}.story-reader{min-height:100%;background:var(--vq-surface, #f8fafc);color:var(--vq-on-surface, #0f172a)}.story-reader--dark{background:#0f172a;color:#e2e8f0}.story-reader__shell{max-width:800px;margin:0 auto;padding:1.5rem 1.25rem 4rem}.story-reader__toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:1.5rem;padding:.75rem 1rem;border-radius:16px;background:#ffffffd9;border:1px solid rgba(148,163,184,.25);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.story-reader--dark .story-reader__toolbar{background:#1e293be6;border-color:#94a3b833}.story-reader__title{font-size:1.75rem;font-weight:700;line-height:1.25;margin:0 0 .5rem}.story-reader__meta{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.5rem;font-size:.875rem;color:var(--vq-muted, #64748b)}.story-reader__content{font-size:1.125rem;line-height:1.9;letter-spacing:.01em;white-space:pre-wrap;scroll-margin-block:40vh}.story-reader__sentence-block,.story-reader__sentence-inline{scroll-margin-block:38vh}.story-reader__word{cursor:pointer;border-radius:6px;padding:0 2px;display:inline-block;vertical-align:baseline;transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease;-webkit-user-select:none;user-select:none;color:#222;will-change:transform}.story-reader__word--vocab{color:#2563eb;font-weight:600}.story-reader__word--vocab:hover{background:#2563eb1a}.story-reader--dark .story-reader__word{color:#e2e8f0}.story-reader--dark .story-reader__word--vocab{color:#60a5fa}.story-reader__word--plain:hover{background:#94a3b833}.story-reader__word--read{color:#666}.story-reader__word--vocab.story-reader__word--read{color:#2563eba6}.story-reader--dark .story-reader__word--read{color:#64748b}.story-reader--dark .story-reader__word--vocab.story-reader__word--read{color:#60a5fa99}.story-reader__word--sentence-active{background:#facc151a}.story-reader--dark .story-reader__word--sentence-active{background:#facc1514}@keyframes activeWordPulse{0%{transform:scale(1)}50%{transform:scale(1.08)}to{transform:scale(1)}}.story-reader__word--leaving{transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease}.story-reader__word--leaving.story-reader__word--read{color:#666}.story-reader__word--leaving.story-reader__word--vocab.story-reader__word--read{color:#2563eba6}.story-reader--dark .story-reader__word--leaving.story-reader__word--read{color:#64748b}.story-reader__word--active{animation:activeWordPulse .2s ease-out;background:linear-gradient(135deg,#eff6ff,#dbeafe)!important;color:#2563eb!important;font-weight:600!important;box-shadow:0 2px 6px #2563eb1f!important;border-radius:6px!important;transition:none}.story-reader__word--vocab.story-reader__word--active{background:linear-gradient(135deg,#eff6ff,#dbeafe)!important;color:#2563eb!important;box-shadow:0 2px 8px #2563eb2e!important;border-bottom:2px solid #2563eb!important;border-bottom-left-radius:2px!important;border-bottom-right-radius:2px!important}.story-reader--dark .story-reader__word--active{background:linear-gradient(135deg,#1e3a8a80,#3b82f64d)!important;color:#93c5fd!important;box-shadow:0 2px 8px #3b82f633!important}.story-reader--dark .story-reader__word--vocab.story-reader__word--active{border-bottom:2px solid #60a5fa!important}.story-reader__word--clicked{background:#3b82f62e!important;color:#2563eb!important;font-weight:700!important;box-shadow:0 0 0 1.5px #3b82f640;border-radius:4px}.story-reader--dark .story-reader__word--clicked{background:#3b82f64d!important;color:#93c5fd!important;box-shadow:0 0 0 1.5px #93c5fd4d}.story-reader__player-wrap{position:sticky;top:.75rem;z-index:20;margin-bottom:1.25rem;padding:.75rem 1rem;border-radius:16px;background:#fffffff2;border:1px solid rgba(148,163,184,.3);box-shadow:0 8px 24px #0f172a14}.story-reader--dark .story-reader__player-wrap{background:#1e293bf2;border-color:#94a3b833}.story-audio-player{width:100%}.story-audio-player__speed{border:none;background:#eff6ff;color:#1d4ed8;border-radius:999px;padding:.25rem .6rem;cursor:pointer;font-weight:700;min-width:2.5rem}.story-audio-player__time{min-width:5.5rem;color:#64748b}.story-reader__shell{padding-bottom:6rem}.story-word-popup{position:fixed;z-index:1400;width:min(360px,calc(100vw - 2rem));padding:1rem 1.1rem;border-radius:16px;background:#fff;border:1px solid #e2e8f0;box-shadow:0 16px 40px #0f172a2e}.story-word-popup__head{display:flex;align-items:flex-start;justify-content:space-between;gap:.75rem;margin-bottom:.75rem}.story-word-popup__word{font-size:1.35rem;font-weight:700;margin:0}.story-word-popup__phonetic{color:#64748b;font-size:.95rem;margin-top:.15rem}.story-word-popup__pos{display:inline-block;margin-top:.35rem;padding:.1rem .5rem;border-radius:999px;background:#eff6ff;color:#1d4ed8;font-size:.75rem;font-weight:600}.story-word-popup__meaning{margin:.75rem 0;line-height:1.6}.story-word-popup__example{margin:0;font-size:.9rem;color:#475569;font-style:italic}.story-word-popup__actions{display:flex;gap:.5rem;margin-top:1rem}.story-word-popup__source-badge{display:inline-block;margin-top:6px;padding:2px 8px;border-radius:999px;background:#fef3c7;color:#b45309;font-size:.7rem;font-weight:700}.story-word-popup__source-badge--db{background:#dcfce7;color:#166534}.story-word-popup__source-badge--story{background:#e0e7ff;color:#3730a3}.story-reader__sentence-block{display:block;margin:0 0 .75rem;padding:.7rem .85rem .75rem;border:1px solid transparent;border-radius:12px;transition:background .22s ease,border-color .22s ease,opacity .22s ease,box-shadow .22s ease}.story-reader__sentence-block--active{background:#0d94881a;border-color:#0d94888c;box-shadow:0 0 0 1px #0d94881f}.story-reader__sentence-block--dim{opacity:.42}.story-reader--dark .story-reader__sentence-block--active{background:#2dd4bf1f;border-color:#2dd4bf80}.story-reader__sentence-en{display:block;font-weight:600;color:inherit}.story-reader__sentence-vi{display:block;margin-top:.4rem;padding-top:.35rem;border-top:1px dashed rgba(148,163,184,.4);color:#64748b;font-size:.92em;line-height:1.55;font-weight:500}.story-reader--dark .story-reader__sentence-vi{color:#94a3b8;border-top-color:#94a3b840}.story-reader__content--blocks{white-space:normal}.story-reader__content--translate{line-height:1.85}.story-reader__body-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:.65rem 1rem;margin-bottom:1.25rem;padding-bottom:.85rem;border-bottom:1px solid rgba(148,163,184,.22)}.story-reader__translate-btn{text-transform:none!important;font-weight:700!important;border-radius:999px!important;padding:6px 14px!important;font-size:.8125rem!important;color:#334155!important;border:1px solid rgba(148,163,184,.45)!important;background:#ffffffbf!important;box-shadow:none!important}.story-reader__translate-btn:hover{background:#f1f5f9f2!important;border-color:#64748b8c!important}.story-reader__translate-btn--active{color:#1d4ed8!important;border-color:#2563eb73!important;background:#dbeafed9!important}.story-reader__translate-hint{font-size:.78rem;color:#64748b;line-height:1.4}.story-reader--dark .story-reader__translate-btn{color:#e2e8f0!important;border-color:#94a3b859!important;background:#1e293bd9!important}.story-reader--dark .story-reader__translate-btn--active{color:#93c5fd!important;border-color:#60a5fa73!important;background:#2563eb33!important}.story-reader--dark .story-reader__translate-hint{color:#94a3b8}.story-reader__full-translation{margin-top:1.5rem;padding:1.1rem 1.25rem;border-radius:14px;border:1px solid rgba(148,163,184,.28);background:#f1f5f9bf}.story-reader__full-translation-label{margin:0 0 .65rem;font-size:.75rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:#64748b}.story-reader__full-translation-body{display:flex;flex-direction:column;gap:.65rem}.story-reader__full-translation-para{margin:0;font-size:1.02em;line-height:1.75;color:#334155;font-weight:500}.story-reader--dark .story-reader__full-translation{background:#1e293ba6;border-color:#94a3b838}.story-reader--dark .story-reader__full-translation-label{color:#94a3b8}.story-reader--dark .story-reader__full-translation-para{color:#e2e8f0}.story-sentence-popup{position:fixed;inset:0;z-index:1380;display:grid;place-items:center;background:#0f172a47}.story-sentence-popup__inner{position:relative;width:min(520px,calc(100vw - 32px));background:#fff;border-radius:14px;padding:1.25rem 1.5rem;box-shadow:0 18px 48px #0f172a2e}.story-sentence-popup__en{margin:0 0 .75rem;color:#0f172a;line-height:1.6}.story-sentence-popup__vi{margin:0;color:#334155;line-height:1.6;font-weight:600}.story-list-card{display:block;text-decoration:none;color:inherit;border-radius:18px;padding:1.1rem 1.25rem;background:#fff;border:1px solid rgba(148,163,184,.25);transition:transform .15s ease,box-shadow .15s ease}.story-list-card:hover{transform:translateY(-2px);box-shadow:0 10px 24px #0f172a14}.story-list-card__title{margin:0 0 .35rem;font-size:1.1rem;font-weight:700}.story-list-card__meta{display:flex;flex-wrap:wrap;gap:.5rem;font-size:.8rem;color:#64748b}.story-list-grid{display:grid;gap:1rem}@media(min-width:768px){.story-list-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}.story-notebook-list{display:grid;gap:1rem}.story-notebook-card{border-radius:18px;padding:1.1rem 1.25rem;background:#fff;border:1px solid rgba(148,163,184,.25)}.story-notebook-card__head{display:flex;align-items:flex-start;justify-content:space-between;gap:.75rem}.story-notebook-card__word{margin:0;font-size:1.2rem;font-weight:700}.story-notebook-card__phonetic{margin:.15rem 0 0;color:#64748b;font-size:.9rem}.story-notebook-card__pos{display:inline-block;margin-top:.35rem;padding:.1rem .5rem;border-radius:999px;background:#eff6ff;color:#1d4ed8;font-size:.75rem;font-weight:600}.story-notebook-card__meaning{margin:.75rem 0 .35rem;line-height:1.6}.story-notebook-card__context{margin:.35rem 0;font-size:.9rem;color:#475569;font-style:italic}.story-notebook-card__story{margin:.35rem 0 .75rem;font-size:.85rem;color:#64748b}.story-notebook-card__story a{color:#2563eb;text-decoration:none}.story-notebook-card__story a:hover{text-decoration:underline}.story-reader__layout-wrapper{display:grid;grid-template-columns:280px 1fr 340px;height:100vh;max-height:100vh;overflow:hidden;background:#f8fafc;color:#1e293b}.story-reader--dark.story-reader__layout-wrapper{background:#0f172a;color:#e2e8f0}.story-reader__sidebar-left{background:#fff;border-right:1px solid #e2e8f0;padding:24px;display:flex;flex-direction:column;gap:28px;height:100vh;position:sticky;top:0;overflow-y:auto}.story-reader--dark .story-reader__sidebar-left{background:#1e293b;border-color:#334155}.brand-logo-area{display:flex;align-items:center;gap:12px}.brand-logo-icon{color:#2563eb;font-size:2rem!important}.brand-logo-texts{display:flex;flex-direction:column}.brand-logo-title{font-size:1.15rem;font-weight:800;color:#0f172a}.story-reader--dark .brand-logo-title{color:#f8fafc}.brand-logo-sub{font-size:.75rem;color:#64748b;font-weight:500}.sidebar-section{display:flex;flex-direction:column;gap:12px}.sidebar-section__title{font-size:.75rem;font-weight:700;color:#94a3b8;letter-spacing:.05em;margin:0}.sidebar-stories-list{display:flex;flex-direction:column;gap:8px}.sidebar-story-item{display:flex;align-items:center;gap:10px;padding:8px;border-radius:12px;cursor:pointer;transition:all .2s ease}.sidebar-story-item:hover{background:#f1f5f9}.story-reader--dark .sidebar-story-item:hover{background:#334155}.sidebar-story-item--active{background:#eff6ff}.story-reader--dark .sidebar-story-item--active{background:#1e3a8a}.sidebar-story-cover{width:42px;height:42px;border-radius:8px;background:#e2e8f0;overflow:hidden;display:grid;place-items:center;flex-shrink:0}.sidebar-story-cover img{width:100%;height:100%;object-fit:cover}.sidebar-story-info{display:flex;flex-direction:column;gap:2px;min-width:0}.sidebar-story-title{font-size:.85rem;font-weight:600;color:#334155;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.story-reader--dark .sidebar-story-title{color:#cbd5e1}.sidebar-story-item--active .sidebar-story-title{color:#2563eb}.story-reader--dark .sidebar-story-item--active .sidebar-story-title{color:#60a5fa}.sidebar-story-sub{font-size:.75rem;color:#64748b}.sidebar-progress-card{border:1px solid #e2e8f0;border-radius:16px;padding:16px;background:#fff;display:flex;flex-direction:column;gap:12px}.story-reader--dark .sidebar-progress-card{background:#1e293b;border-color:#334155}.progress-stats-row{display:grid;grid-template-columns:1fr 1fr 48px;gap:8px;align-items:center}.progress-stat-item{display:flex;flex-direction:column;gap:2px}.stat-num{font-size:1.1rem;font-weight:700;color:#0f172a}.story-reader--dark .stat-num{color:#f8fafc}.stat-label{font-size:.7rem;color:#64748b;font-weight:600}.progress-gauge-box{display:grid;place-items:center}.donut{transform:rotate(-90deg)}.donut-text{font-size:7px;font-weight:700;fill:#0f172a;transform:rotate(90deg);transform-origin:center;text-anchor:middle}.story-reader--dark .donut-text{fill:#f8fafc}.progress-all-btn{text-transform:none!important;font-weight:700!important;font-size:.775rem!important;color:#2563eb!important;border-radius:10px!important;border:1px solid #bfdbfe!important;width:100%;background:#fff}.progress-all-btn:hover{background:#eff6ff!important}.sidebar-settings-list{display:flex;flex-direction:column;gap:10px}.sidebar-setting-item{display:flex;justify-content:space-between;align-items:center;font-size:.85rem;color:#475569;font-weight:600}.story-reader--dark .sidebar-setting-item{color:#cbd5e1}.sidebar-setting-item--clickable{cursor:pointer;padding:8px 12px;margin:0 -12px;border-radius:8px;transition:all .2s cubic-bezier(.4,0,.2,1);-webkit-user-select:none;user-select:none}.sidebar-setting-item--clickable:hover{background:#f1f5f9}.story-reader--dark .sidebar-setting-item--clickable:hover{background:#334155}.sidebar-setting-item--clickable:active{transform:scale(.95)}.setting-label{display:flex;align-items:center;gap:10px}.setting-toggle{cursor:pointer}.story-reader__center-panel{display:flex;flex-direction:column;gap:0;padding:0;overflow-y:auto;overflow-x:hidden;height:100vh;min-height:0;background:#fff;scrollbar-width:thin;scrollbar-color:rgba(148,163,184,.45) transparent}.story-reader__center-body{display:flex;flex-direction:column;gap:16px;padding:16px 28px 28px;flex:1;min-width:0}.story-reader--dark .story-reader__center-panel{background:#0f172a}.story-reader__center-header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #f1f5f9;padding-bottom:12px;margin-bottom:8px}.story-reader--dark .story-reader__center-header{border-color:#1e293b}.story-reader__back-stories-btn{text-transform:none!important;font-weight:600!important;font-size:.875rem!important;color:#475569!important}.story-reader--dark .story-reader__back-stories-btn{color:#cbd5e1!important}.story-reader__header-controls{display:flex;align-items:center;gap:6px}.story-reader__header-controls .MuiIconButton-root{color:#64748b}.story-reader--dark .story-reader__header-controls .MuiIconButton-root{color:#cbd5e1}.story-reader__player-premium{border:1px solid #e2e8f0;border-radius:16px;padding:12px 20px;background:#f8fafc;display:flex;align-items:center;box-shadow:0 4px 12px #0f172a05}.story-reader--dark .story-reader__player-premium{background:#1e293b;border-color:#334155}.story-audio-player__play{background:#2563eb!important;color:#fff!important;width:42px;height:42px}.story-audio-player__play:hover{background:#1d4ed8!important}.story-reader__paginator-box{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:24px;border-top:1px solid #f1f5f9;margin-top:auto}.story-reader--dark .story-reader__paginator-box{border-color:#1e293b}.story-reader__paginator-btn{text-transform:none!important;font-weight:600!important;border-radius:10px!important;padding:8px 18px!important;font-size:.85rem!important;background:#eff6ff!important;color:#2563eb!important;box-shadow:none!important}.story-reader__paginator-btn:hover{background:#dbeafe!important}.story-reader__paginator-btn:disabled{opacity:.5;background:#f1f5f9!important;color:#94a3b8!important}.story-reader__paginator-tracker{flex:1;max-width:320px;display:flex;flex-direction:column;align-items:center;gap:4px}.story-reader__paginator-label{font-size:.8125rem;font-weight:700;color:#475569}.story-reader--dark .story-reader__paginator-label{color:#cbd5e1}.story-reader__paginator-slider{color:#2563eb!important}.story-reader__options-toolbar{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;padding-top:16px}.option-toggle-btn{text-transform:none!important;font-weight:600!important;border-radius:10px!important;font-size:.775rem!important;padding:6px 14px!important;border:1px solid #e2e8f0!important;color:#64748b!important;background:#fff!important}.option-toggle-btn:hover{background:#f8fafc!important}.option-toggle-btn--active{background:#f0fdf4!important;border-color:#bbf7d0!important;color:#15803d!important}.story-reader--dark .option-toggle-btn{background:#1e293b!important;border-color:#334155!important;color:#cbd5e1!important}.story-reader--dark .option-toggle-btn--active{background:#16a34a26!important;border-color:#22c55e4d!important;color:#4ade80!important}.story-reader__sidebar-right{background:#fff;border-left:1px solid #e2e8f0;padding:24px;display:flex;flex-direction:column;height:100vh;position:sticky;top:0;overflow-y:auto}.story-reader--dark .story-reader__sidebar-right{background:#1e293b;border-color:#334155}.quick-actions-row{display:flex;justify-content:flex-end;gap:12px;margin-bottom:16px}.quick-action-btn{display:flex;flex-direction:column;align-items:center;gap:4px;background:none;border:none;cursor:pointer;color:#64748b;transition:color .2s ease}.story-reader--dark .quick-action-btn{color:#cbd5e1}.quick-action-btn:hover{color:#2563eb}.quick-action-btn span{font-size:.65rem;font-weight:700}.right-sidebar-tabs{display:flex;border-bottom:2px solid #f1f5f9;margin-bottom:20px}.story-reader--dark .right-sidebar-tabs{border-color:#334155}.right-sidebar-tab{flex:1;text-align:center;padding:10px 0;font-weight:700;font-size:.875rem;color:#64748b;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .2s ease}.story-reader--dark .right-sidebar-tab{color:#94a3b8}.right-sidebar-tab--active{color:#2563eb;border-bottom-color:#2563eb}.story-reader--dark .right-sidebar-tab--active{color:#60a5fa;border-bottom-color:#60a5fa}.right-sidebar-content-area{flex:1;overflow-y:auto;margin-bottom:20px;display:flex;flex-direction:column;gap:12px}.vocab-card{border:1px solid #f1f5f9;border-radius:12px;padding:12px;background:#fff;box-shadow:0 2px 8px #0f172a03;display:flex;align-items:center;gap:10px;transition:border-color .2s ease}.story-reader--dark .vocab-card{background:#1e293b;border-color:#334155}.vocab-card:hover{border-color:#e2e8f0}.vocab-card__play{color:#2563eb!important;background:#eff6ff!important}.vocab-card__texts{flex:1;display:flex;flex-direction:column;gap:2px;min-width:0}.vocab-card__word{font-size:.85rem;font-weight:700;color:#0f172a;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.story-reader--dark .vocab-card__word{color:#f8fafc}.vocab-card__pos{font-size:.75rem;color:#94a3b8;font-weight:500}.vocab-card__meaning{font-size:.775rem;color:#475569;line-height:1.4}.story-reader--dark .vocab-card__meaning{color:#cbd5e1}.vocab-card__img{width:44px;height:44px;border-radius:8px;background:#f8fafc;overflow:hidden;display:grid;place-items:center;flex-shrink:0}.vocab-card__img img{width:100%;height:100%;object-fit:cover}.view-all-vocab-link{text-align:center;display:flex;align-items:center;justify-content:center;gap:6px;font-size:.8rem;font-weight:700;color:#2563eb;text-decoration:none;padding:10px 0;border:1px solid #eff6ff;border-radius:10px;background:#f8fafc;transition:all .2s ease}.view-all-vocab-link:hover{background:#eff6ff}.quick-tools-box{display:flex;flex-direction:column;gap:10px;border-top:1px solid #f1f5f9;padding-top:16px}.story-reader--dark .quick-tools-box{border-color:#334155}.quick-tools__title{font-size:.75rem;font-weight:700;color:#94a3b8;letter-spacing:.05em;margin:0}.quick-tools__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.quick-tool-card{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;height:64px;border-radius:12px;border:1px solid #e2e8f0;background:#f8fafc;cursor:pointer;color:#475569;transition:all .2s ease}.story-reader--dark .quick-tool-card{background:#1e293b;border-color:#334155;color:#cbd5e1}.quick-tool-card:hover{border-color:#bfdbfe;background:#eff6ff;color:#2563eb}.quick-tool-card__icon{font-size:1.15rem!important}.quick-tool-card__label{font-size:.65rem;font-weight:700}@media(max-width:1200px){.story-reader__layout-wrapper{grid-template-columns:260px 1fr}.story-reader__sidebar-right{display:none}}@media(max-width:768px){.story-reader__layout-wrapper{grid-template-columns:1fr}.story-reader__sidebar-left{display:none}}html.story-reader-immersive,html.story-reader-immersive body{height:100%;max-height:100vh;overflow:hidden}.theme-container{position:relative;height:100vh;max-height:100vh;width:100%;overflow:hidden;transition:background-image .8s ease,background-color .8s ease,color .5s ease;background-size:cover;background-position:center top;background-repeat:no-repeat;background-attachment:scroll}.theme-container .story-reader__layout-wrapper{background:transparent!important;color:var(--theme-text)!important}.story-reader__glass-card{background:var(--theme-surface-elevated, var(--theme-card-bg));border:1px solid var(--theme-border);border-radius:18px;backdrop-filter:blur(18px) saturate(1.15);-webkit-backdrop-filter:blur(18px) saturate(1.15);box-shadow:0 8px 32px #0000002e}.story-reader__journey-header{position:sticky;top:0;z-index:40;display:flex;flex-direction:column;gap:10px;padding:14px 28px 12px;border-radius:0;background:var(--theme-surface-elevated, var(--theme-card-bg));border:none;border-bottom:1px solid var(--theme-border, rgba(148, 163, 184, .2));box-shadow:0 8px 24px #00000038;flex-shrink:0;backdrop-filter:blur(20px) saturate(1.2);-webkit-backdrop-filter:blur(20px) saturate(1.2)}.story-reader__journey-header .theme-selector-bar{margin-bottom:0;background:#ffffff0f;border-color:#ffffff1a}.story-reader__journey-header .progress-sky-card{margin-bottom:0;background:#ffffff0d;border-color:#ffffff1a}.story-reader__story-header-card{padding:22px 26px;display:flex;flex-direction:column;gap:14px}.story-reader__story-body-card{padding:26px 28px 30px;flex:1}.story-reader__chip{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;font-size:.75rem;font-weight:700;line-height:1.2;border:1px solid transparent}.story-reader__chip--level{background:color-mix(in srgb,var(--theme-primary) 18%,transparent);color:var(--theme-primary);border-color:color-mix(in srgb,var(--theme-primary) 35%,transparent)}.story-reader__chip--time{background:#ffffff14;color:var(--theme-text);border-color:var(--theme-border)}.story-reader__chip--audio{background:color-mix(in srgb,#4ade80 18%,transparent);color:#86efac;border-color:color-mix(in srgb,#4ade80 35%,transparent)}.story-reader__chip--no-audio{background:color-mix(in srgb,#fbbf24 15%,transparent);color:#fcd34d;border-color:color-mix(in srgb,#fbbf24 30%,transparent)}.story-reader__audio-alert{margin:0!important;background:#ffffff0f!important;color:var(--theme-text)!important;border:1px solid var(--theme-border)!important}.sidebar-font-controls{display:flex;align-items:center;justify-content:space-between;gap:8px}.sidebar-font-controls__actions{display:flex;align-items:center;gap:4px}.sidebar-font-controls__value{font-size:.75rem;font-weight:700;min-width:38px;text-align:center;color:var(--theme-text-muted, #94a3b8)}.theme-container .sidebar-font-controls .MuiIconButton-root{color:var(--theme-text-muted)!important}.theme-container .sidebar-font-controls .MuiIconButton-root:hover{color:var(--theme-primary)!important;background:#ffffff0f!important}.theme-overlay-blend{position:absolute;inset:0;z-index:0;pointer-events:none;background:var(--theme-overlay);transition:background .8s ease}.theme-container--ocean{background-image:url(/images/themes/bg_ocean.png);background-color:#0b1a30;--theme-primary: #38bdf8;--theme-accent: #06b6d4;--theme-card-bg: rgba(8, 20, 42, .58);--theme-surface-elevated: rgba(6, 16, 36, .94);--theme-text: #f1f5f9;--theme-text-muted: #b8c9dc;--theme-border: rgba(56, 189, 248, .22);--theme-overlay: linear-gradient(180deg, rgba(11, 26, 48, .28) 0%, rgba(11, 26, 48, .52) 100%)}.theme-container--forest{background-image:url(/images/themes/bg_forest.png);background-color:#0c1f13;--theme-primary: #4ade80;--theme-accent: #10b981;--theme-card-bg: rgba(10, 28, 18, .58);--theme-surface-elevated: rgba(8, 22, 14, .94);--theme-text: #f1f5f9;--theme-text-muted: #b8e6cc;--theme-border: rgba(74, 222, 128, .22);--theme-overlay: linear-gradient(180deg, rgba(12, 31, 19, .28) 0%, rgba(12, 31, 19, .52) 100%)}.theme-container--night{background-image:url(/images/themes/bg_night.png);background-color:#050b14;--theme-primary: #a855f7;--theme-accent: #c084fc;--theme-card-bg: rgba(8, 14, 28, .58);--theme-surface-elevated: rgba(6, 10, 22, .94);--theme-text: #f1f5f9;--theme-text-muted: #c4b5fd;--theme-border: rgba(168, 85, 247, .22);--theme-overlay: linear-gradient(180deg, rgba(5, 11, 20, .32) 0%, rgba(5, 11, 20, .55) 100%)}.theme-container--snow{background-image:url(/images/themes/bg_snow.png);background-color:#f1f5f9;--theme-primary: #0284c7;--theme-accent: #38bdf8;--theme-card-bg: rgba(255, 255, 255, .72);--theme-surface-elevated: rgba(255, 255, 255, .94);--theme-text: #0f172a;--theme-text-muted: #475569;--theme-border: rgba(56, 189, 248, .25);--theme-overlay: linear-gradient(180deg, rgba(241, 245, 249, .35) 0%, rgba(241, 245, 249, .55) 100%)}.theme-container--autumn{background-image:url(/images/themes/bg_autumn.png);background-color:#241407;--theme-primary: #f97316;--theme-accent: #fb923c;--theme-card-bg: rgba(36, 20, 7, .58);--theme-surface-elevated: rgba(28, 14, 4, .94);--theme-text: #fff7ed;--theme-text-muted: #fdba74;--theme-border: rgba(249, 115, 22, .22);--theme-overlay: linear-gradient(180deg, rgba(36, 20, 7, .28) 0%, rgba(36, 20, 7, .52) 100%)}.theme-container--fantasy{background-image:url(/images/themes/bg_fantasy.png);background-color:#170d24;--theme-primary: #ec4899;--theme-accent: #f472b6;--theme-card-bg: rgba(24, 12, 38, .58);--theme-surface-elevated: rgba(18, 8, 30, .94);--theme-text: #fdf2f8;--theme-text-muted: #f0abfc;--theme-border: rgba(236, 72, 153, .22);--theme-overlay: linear-gradient(180deg, rgba(23, 13, 36, .28) 0%, rgba(23, 13, 36, .52) 100%)}.theme-container--space{background-image:url(/images/themes/bg_space.png);background-color:#030208;--theme-primary: #6366f1;--theme-accent: #818cf8;--theme-card-bg: rgba(10, 8, 22, .58);--theme-surface-elevated: rgba(6, 4, 18, .94);--theme-text: #f1f5f9;--theme-text-muted: #c7d2fe;--theme-border: rgba(99, 102, 241, .22);--theme-overlay: linear-gradient(180deg, rgba(3, 2, 8, .32) 0%, rgba(3, 2, 8, .55) 100%)}.theme-container .story-reader__sidebar-left,.theme-container .story-reader__sidebar-right{background:var(--theme-surface-elevated, var(--theme-card-bg))!important;color:var(--theme-text)!important;border-color:var(--theme-border)!important;backdrop-filter:blur(20px) saturate(1.12);-webkit-backdrop-filter:blur(20px) saturate(1.12);scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.18) transparent}.theme-container .story-reader__center-panel{background:transparent!important;color:var(--theme-text)!important;border:none!important;scrollbar-color:rgba(255,255,255,.18) transparent}.theme-container .vocab-card,.theme-container .sidebar-progress-card{background:var(--theme-surface-elevated, var(--theme-card-bg))!important;color:var(--theme-text)!important;border-color:var(--theme-border)!important;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 4px 16px #00000026}.theme-container .vocab-card__word{color:var(--theme-text)!important;font-weight:700!important}.theme-container .vocab-card__pos{color:var(--theme-text-muted)!important;opacity:.9}.theme-container .vocab-card__meaning{color:var(--theme-text-muted)!important}.theme-container .vocab-card__play{color:var(--theme-primary)!important;background:color-mix(in srgb,var(--theme-primary) 16%,transparent)!important}.theme-container .vocab-card__img{background:#ffffff14!important;border:1px solid var(--theme-border)}.theme-container .sidebar-story-item:hover{background:#ffffff0f!important}.theme-container .sidebar-story-item--active{background:color-mix(in srgb,var(--theme-primary) 20%,transparent)!important;border:1px solid color-mix(in srgb,var(--theme-primary) 38%,transparent)}.theme-container .sidebar-story-item--active .sidebar-story-title{color:var(--theme-text)!important}.theme-container .story-reader__player-premium{background:#ffffff0d!important;border-color:var(--theme-border)!important;box-shadow:none!important;margin:0}.theme-container .right-sidebar-tabs{border-color:var(--theme-border)!important}.theme-container .right-sidebar-tab{color:var(--theme-text-muted)!important}.theme-container .right-sidebar-tab--active{color:var(--theme-primary)!important;border-bottom-color:var(--theme-primary)!important}.theme-container .quick-action-btn{color:var(--theme-text-muted)!important}.theme-container .quick-action-btn:hover{color:var(--theme-primary)!important}.theme-container ::-webkit-scrollbar{width:6px;height:6px}.theme-container ::-webkit-scrollbar-thumb{background:#ffffff29;border-radius:999px}.theme-container .option-toggle-btn{background:#ffffff0d!important;border-color:var(--theme-border)!important;color:var(--theme-text-muted)!important}.theme-container .option-toggle-btn--active{background:color-mix(in srgb,var(--theme-primary) 18%,transparent)!important;border-color:color-mix(in srgb,var(--theme-primary) 40%,transparent)!important;color:var(--theme-primary)!important}.theme-container .right-sidebar-content-area .MuiOutlinedInput-root{background:#ffffff0d;color:var(--theme-text)}.theme-container .right-sidebar-content-area .MuiOutlinedInput-notchedOutline{border-color:var(--theme-border)!important}.theme-container .right-sidebar-content-area .MuiInputBase-input::placeholder{color:var(--theme-text-muted);opacity:.85}.theme-container .story-reader__title,.theme-container .brand-logo-title,.theme-container .sidebar-story-title{color:var(--theme-text)!important}.theme-container .story-reader__meta,.theme-container .brand-logo-sub,.theme-container .sidebar-story-sub{color:var(--theme-text-muted)!important}.theme-container .story-reader__content,.theme-container .story-reader__content span,.theme-container .story-reader__word{color:var(--theme-text)!important}.theme-container .story-reader__word--vocab{color:var(--theme-primary)!important}.theme-container .story-reader__word--read{color:var(--theme-text-muted)!important;opacity:.6}.theme-container .story-reader__word--active{background:color-mix(in srgb,var(--theme-primary) 30%,transparent)!important;color:var(--theme-primary)!important;font-weight:700!important;box-shadow:0 0 0 1px color-mix(in srgb,var(--theme-primary) 50%,transparent),0 2px 8px color-mix(in srgb,var(--theme-primary) 22%,transparent)!important;border-radius:6px!important}.theme-container .story-reader__word--vocab.story-reader__word--active{background:color-mix(in srgb,var(--theme-primary) 26%,transparent)!important;color:var(--theme-primary)!important;border-bottom:2px solid var(--theme-primary)!important;border-bottom-left-radius:2px!important;border-bottom-right-radius:2px!important}.theme-container .story-reader__word--clicked{background:color-mix(in srgb,var(--theme-primary) 22%,transparent)!important;color:var(--theme-primary)!important;font-weight:700!important;box-shadow:0 0 0 1.5px color-mix(in srgb,var(--theme-primary) 38%,transparent)!important}.theme-container--snow .story-reader__word--active,.theme-container--snow .story-reader__word--vocab.story-reader__word--active{background:color-mix(in srgb,var(--theme-primary) 14%,#ffffff)!important;color:#0369a1!important;box-shadow:0 0 0 1px color-mix(in srgb,var(--theme-primary) 28%,transparent)!important}.theme-container--snow .story-reader__word--clicked{background:color-mix(in srgb,var(--theme-primary) 12%,#ffffff)!important;color:#0369a1!important}.theme-container .story-reader__sentence-inline,.theme-container .story-reader__sentence-en{color:var(--theme-text)!important}.theme-container .story-reader__sentence-vi{color:color-mix(in srgb,var(--theme-text) 68%,transparent)!important;border-top-color:color-mix(in srgb,var(--theme-text) 22%,transparent)!important}.theme-container .story-reader__sentence-block--active{background:color-mix(in srgb,var(--theme-primary) 12%,transparent)!important;border-color:color-mix(in srgb,var(--theme-primary) 55%,transparent)!important;box-shadow:0 0 0 1px color-mix(in srgb,var(--theme-primary) 18%,transparent)!important}.theme-container .story-reader__body-toolbar{border-bottom-color:var(--theme-border)!important}.theme-container .story-reader__translate-btn{color:var(--theme-text)!important;border-color:var(--theme-border)!important;background:color-mix(in srgb,var(--theme-surface-elevated, #fff) 82%,transparent)!important}.theme-container .story-reader__translate-btn--active{color:var(--theme-primary)!important;border-color:color-mix(in srgb,var(--theme-primary) 45%,transparent)!important;background:color-mix(in srgb,var(--theme-primary) 14%,transparent)!important}.theme-container .story-reader__translate-hint{color:color-mix(in srgb,var(--theme-text) 62%,transparent)!important}.theme-container .story-reader__full-translation{background:color-mix(in srgb,var(--theme-surface-elevated, #fff) 78%,transparent)!important;border-color:var(--theme-border)!important}.theme-container .story-reader__full-translation-label{color:color-mix(in srgb,var(--theme-text) 58%,transparent)!important}.theme-container .story-reader__full-translation-para{color:var(--theme-text)!important}.particle-overlay{position:absolute;inset:0;overflow:hidden;z-index:1;pointer-events:none}.particle{position:absolute;pointer-events:none;opacity:.03}.bubble{border-radius:50%;border:1px solid rgba(56,189,248,.4);background:#38bdf81a;animation:floatUp 15s infinite linear}.firefly{width:4px;height:4px;border-radius:50%;background:#a7f3d0;box-shadow:0 0 8px #4ade80;animation:floatUp 20s infinite ease-in-out,drift 4s infinite ease-in-out}.star-twinkle{width:2px;height:2px;border-radius:50%;background:#fff;animation:twinkle 4s infinite ease-in-out}.shooting-star{width:60px;height:2px;background:linear-gradient(90deg,#fff,#fff0);transform:rotate(-35deg);animation:shootStar 12s infinite ease-out}.snowflake{width:5px;height:5px;border-radius:50%;background:#fff;animation:snowFall 18s infinite linear,drift 5s infinite ease-in-out}.leaf-fall{width:12px;height:8px;border-radius:2px 10px;background:#fb923c;opacity:.04;animation:snowFall 22s infinite linear,drift 6s infinite ease-in-out}.magic-sparkle{width:3px;height:3px;background:#f472b6;box-shadow:0 0 6px #d946ef;transform:rotate(45deg);animation:floatUp 16s infinite linear,twinkle 3s infinite ease-in-out}.space-meteor{width:80px;height:1px;background:linear-gradient(90deg,#818cf8,#818cf800);transform:rotate(-30deg);animation:shootStar 9s infinite ease-out}@keyframes floatUp{0%{transform:translateY(105vh) translate(0)}to{transform:translateY(-5vh) translate(40px)}}@keyframes drift{0%,to{transform:translate(0)}50%{transform:translate(30px)}}@keyframes twinkle{0%,to{opacity:.01}50%{opacity:.08}}@keyframes shootStar{0%{transform:translate(110vw,-10vh) rotate(-35deg);opacity:0}8%{opacity:.2}15%{transform:translate(60vw,30vh) rotate(-35deg);opacity:0}to{transform:translate(60vw,30vh) rotate(-35deg);opacity:0}}@keyframes snowFall{0%{transform:translateY(-5vh)}to{transform:translateY(105vh)}}.theme-selector-bar{display:flex;justify-content:flex-start;align-items:center;gap:6px;padding:6px 10px;background:var(--theme-card-bg);border-radius:12px;border:1px solid var(--theme-border);flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.theme-selector-bar::-webkit-scrollbar{display:none}.theme-tab-btn{text-transform:capitalize!important;font-weight:600!important;font-size:.78rem!important;border-radius:20px!important;padding:4px 12px!important;min-width:0!important;flex-shrink:0;color:var(--theme-text)!important;border:1px solid transparent!important;transition:all .25s ease!important}.theme-tab-btn:hover{background:#ffffff1a!important;color:var(--theme-text)!important}.theme-tab-btn--active{background:var(--theme-primary)!important;color:#061018!important;font-weight:700!important;box-shadow:0 0 12px color-mix(in srgb,var(--theme-primary) 55%,transparent)!important}.theme-container--snow .theme-tab-btn--active{color:#fff!important}.progress-sky-card{padding:14px 16px 12px;border-radius:14px;background:var(--theme-card-bg);border:1px solid var(--theme-border);position:relative;overflow:hidden;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}.progress-sky-autoscroll-btn{position:absolute!important;top:8px;right:8px;z-index:2;width:32px!important;height:32px!important;color:var(--theme-text, #e2e8f0)!important;background:#ffffff14!important;border:1px solid rgba(255,255,255,.14)!important;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.progress-sky-autoscroll-btn:hover{background:#ffffff29!important}.progress-sky-autoscroll-btn--on{color:var(--theme-primary, #2dd4bf)!important;border-color:color-mix(in srgb,var(--theme-primary, #2dd4bf) 45%,transparent)!important;background:color-mix(in srgb,var(--theme-primary, #2dd4bf) 16%,transparent)!important}.progress-sky-autoscroll-btn--off{color:#94a3b8!important;opacity:.95}.progress-sky-autoscroll-btn__off-wrap{position:relative;display:inline-flex;line-height:0}.progress-sky-autoscroll-btn__off-wrap:after{content:"";position:absolute;left:10%;right:10%;top:50%;height:1.5px;background:currentColor;transform:rotate(-45deg);border-radius:1px;pointer-events:none}.progress-sky-chapter-bar{display:none}.progress-sky-chapter-bar__icon{font-size:1rem!important;color:var(--theme-primary);flex-shrink:0}.progress-sky-chapter-bar__text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.82rem;font-weight:600;color:var(--theme-text)}.progress-sky-title-row{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:10px;align-items:center;margin-bottom:6px}.progress-sky-endpoint{display:flex;align-items:center;gap:6px;min-width:0}.progress-sky-endpoint--end{justify-content:flex-end}.progress-sky-endpoint__icon{font-size:1.25rem;line-height:1;flex-shrink:0}.progress-sky-endpoint__icon--dest{transition:transform .5s ease,filter .5s ease}.progress-sky-endpoint__icon--dest-glow{transform:scale(1.15);filter:drop-shadow(0 0 8px var(--theme-primary))}.progress-sky-endpoint__label{font-size:.7rem;text-transform:uppercase;letter-spacing:.05em;color:var(--theme-text-muted);white-space:nowrap}.progress-sky-percent{font-size:.82rem;font-weight:700;color:var(--theme-text);text-align:center;white-space:nowrap;padding:0 4px}.progress-sky-svg-wrap{position:relative;width:100%;height:80px;margin:12px 0}.progress-sky-path-bg{stroke:#ffffff40;stroke-width:2.5;stroke-dasharray:4,4;fill:none}.progress-sky-path-fill{stroke:var(--theme-primary);stroke-width:3;fill:none;stroke-dasharray:4,4}.progress-sky-indicator__star{font-size:18px;filter:url(#progress-glow);fill:var(--theme-accent);pointer-events:none;transform:translateY(-3px)}@media(prefers-reduced-motion:reduce){.progress-sky-path-fill{transition:stroke-dashoffset .2s linear}}.progress-sky-node{fill:#ffffff26;stroke:#ffffff59;stroke-width:1.5;cursor:pointer;transition:all .3s ease}.progress-sky-node--unlocked{fill:var(--theme-primary);stroke:#fff;filter:drop-shadow(0 0 4px var(--theme-primary))}.progress-sky-indicator-star{fill:var(--theme-accent);filter:drop-shadow(0 0 8px var(--theme-accent));transition:all .3s cubic-bezier(.25,.8,.25,1)}.progress-sky-meta-row{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr) minmax(0,1.2fr);gap:10px;font-size:.8rem;color:var(--theme-text-muted);border-top:1px solid var(--theme-border);padding-top:10px;margin-top:6px}.progress-sky-meta-item{display:flex;align-items:center;gap:6px;min-width:0}.progress-sky-meta-item--center{justify-content:center}.progress-sky-meta-item--end{justify-content:flex-end}.progress-sky-meta-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--theme-text);font-weight:500}@media(max-width:900px)and (min-width:769px){.progress-sky-meta-row{grid-template-columns:1fr;gap:8px}.progress-sky-meta-item,.progress-sky-meta-item--center,.progress-sky-meta-item--end{justify-content:flex-start!important}}@media(max-width:768px){.story-reader__journey-header{display:none}.story-reader__center-body{padding:12px 14px 20px}.theme-tab-btn{font-size:.7rem!important;padding:3px 10px!important}.progress-sky-chapter-bar{display:flex;align-items:center;gap:6px;margin-bottom:6px;min-width:0;padding-right:36px}.progress-sky-autoscroll-btn{top:6px;right:6px;width:28px!important;height:28px!important}.progress-sky-title-row{grid-template-columns:auto 1fr auto;gap:6px;margin-bottom:2px}.progress-sky-endpoint--start,.progress-sky-endpoint--end{justify-content:center}.progress-sky-endpoint__label{display:none}.progress-sky-endpoint__icon{font-size:1.1rem}.progress-sky-percent{font-size:.78rem}.progress-sky-svg-wrap{height:48px;margin:4px 0 2px}.progress-sky-meta-row,.story-reader__story-header-card .story-reader__title{display:none}}.progress-sky-meta-icon{font-size:1rem!important;color:var(--theme-primary)}.milestones-tab-container{display:flex;flex-direction:column;gap:14px;padding:4px 0}.milestone-card{display:flex;align-items:center;gap:16px;padding:14px 16px;border-radius:14px;background:#ffffff05;border:1px solid rgba(255,255,255,.05);opacity:.45;transition:all .4s ease}.milestone-card--unlocked{opacity:1;background:#ffffff0f;border-color:#ffffff26;box-shadow:0 4px 15px #00000026}.milestone-card__icon-box{width:44px;height:44px;border-radius:12px;background:#ffffff0d;display:grid;place-items:center;font-size:1.5rem;transition:all .3s ease}.milestone-card--unlocked .milestone-card__icon-box{background:var(--theme-accent);color:#fff;filter:drop-shadow(0 0 6px var(--theme-accent))}.milestone-card__info{flex:1;display:flex;flex-direction:column;gap:3px}.milestone-card__title{font-size:.85rem;font-weight:700;color:var(--theme-text)}.milestone-card__desc{font-size:.775rem;color:var(--theme-text-muted);line-height:1.35}.milestone-card__badge{font-size:.675rem;font-weight:800;padding:2px 8px;border-radius:20px;background:#ffffff1a;color:var(--theme-text-muted)}.milestone-card--unlocked .milestone-card__badge{background:#4ade8026;color:#4ade80}.theme-container .milestone-card{background:#ffffff0f!important;border-color:var(--theme-border)!important}.theme-container .milestone-card--unlocked{background:color-mix(in srgb,var(--theme-primary) 12%,var(--theme-surface-elevated))!important;border-color:color-mix(in srgb,var(--theme-primary) 35%,transparent)!important}.theme-container .view-all-vocab-link{color:var(--theme-primary)!important}.story-reader__mode-toggle{display:flex;gap:.5rem;margin-bottom:1rem}.story-reader__mode-btn{text-transform:none!important;border-radius:999px!important;border:1px solid rgba(148,163,184,.35)!important;color:inherit!important;font-weight:600!important}.story-reader__mode-btn--active{background:color-mix(in srgb,var(--theme-primary, #0d9488) 18%,transparent)!important;border-color:color-mix(in srgb,var(--theme-primary, #0d9488) 45%,transparent)!important}.storybook-page{display:flex;flex-direction:column;gap:1rem}.storybook-page__header{display:flex;justify-content:space-between;align-items:center;gap:.75rem;font-size:.85rem;color:var(--theme-text-muted, #64748b)}.storybook-page__indicator{font-weight:700}.storybook-page__illustration-wrap{width:100%;aspect-ratio:4 / 3;border-radius:16px;overflow:hidden;background:#0f172a0f;border:1px solid rgba(148,163,184,.25)}.storybook-page__illustration{width:100%;height:100%;object-fit:cover;display:block}.storybook-page__illustration--placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.35rem;background:linear-gradient(145deg,#e2e8f0,#f8fafc 40%,#ccfbf1);color:#475569;font-weight:700;text-align:center;padding:1rem}.storybook-page__placeholder-sub{font-size:.8rem;font-weight:500;max-width:28rem;color:#64748b}.storybook-page__text{display:flex;flex-direction:column;gap:.65rem;font-size:1.125rem;line-height:1.85}.storybook-page__sentence{margin:0;padding:.7rem .85rem .75rem;border:1px solid transparent;border-radius:12px;transition:background .22s ease,border-color .22s ease,opacity .22s ease,box-shadow .22s ease;scroll-margin-block:2rem}.storybook-page__sentence--dialogue{border-left-width:3px;border-left-style:solid;border-left-color:#0d9488;background:#0d94880a}.storybook-page__sentence--active{background:#0d94881f;border-color:#0d94888c;box-shadow:0 0 0 1px #0d94881f;opacity:1}.storybook-page__sentence--dim{opacity:.4}.storybook-page__sentence-en{font-weight:600}.storybook-page__sentence-vi{margin:.4rem 0 0;padding-top:.35rem;border-top:1px dashed rgba(148,163,184,.4);color:#64748b;font-size:.92em;line-height:1.55;font-weight:500}.storybook-page__narration{margin:0}.storybook-page__dialogue{margin:.15rem 0;padding:.65rem .85rem;border-left:3px solid #0d9488;border-radius:0 12px 12px 0;background:#0d94880f}.storybook-page__speaker{display:block;font-size:.8rem;font-weight:800;letter-spacing:.02em;margin-bottom:.2rem}.storybook-page__dialogue-text{margin:0}.storybook-page__nav{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-top:.5rem;padding-top:.75rem;border-top:1px solid rgba(148,163,184,.2)}.storybook-page__nav-btn{text-transform:none!important;font-weight:600!important}.storybook-page__dots{display:flex;gap:.35rem;flex-wrap:wrap;justify-content:center}.storybook-page__dot{width:8px;height:8px;border-radius:50%;background:#94a3b873}.storybook-page__dot--active{background:var(--theme-primary, #0d9488);transform:scale(1.15)}@media(max-width:720px){.storybook-page__illustration-wrap{border-radius:12px}.storybook-page__text{font-size:1.05rem}}.monologue-reader{display:flex;flex-direction:column;gap:1rem;background:#fbf7ee;border-radius:18px;padding:.75rem .75rem 1.25rem;margin:-.25rem}.monologue-reader__sticky{position:sticky;top:0;z-index:2;padding:.25rem 0 .6rem;background:linear-gradient(#fbf7ee 88%,#fbf7ee00)}.monologue-reader__heading{text-align:center;padding:.25rem .5rem .6rem}.monologue-reader__title{margin:0;font-family:"Baloo 2",Lexend,sans-serif;font-weight:800;font-size:1.7rem;line-height:1.15;color:#7a9be0;-webkit-text-stroke:1.5px #2f4f8f;paint-order:stroke fill;text-shadow:0 2px 0 #ffffff,0 4px 10px rgba(47,79,143,.25);letter-spacing:.01em}.monologue-reader__title-vi{margin:.15rem 0 0;font-family:Be Vietnam Pro,sans-serif;font-size:.95rem;font-weight:600;color:#2f4f8f}.monologue-reader__hero{position:relative}.monologue-reader__image{width:100%;aspect-ratio:4 / 3;max-height:34vh;object-fit:contain;display:block;border-radius:16px;background:#f5efe1;box-shadow:0 8px 24px #78643c1f;animation:monologue-fade .32s ease}.monologue-reader__image--placeholder{display:flex;align-items:center;justify-content:center;text-align:center;padding:1rem;color:#7c6f57;font-family:Lexend,Be Vietnam Pro,sans-serif;font-weight:600;border:1px dashed rgba(124,111,87,.35)}@keyframes monologue-fade{0%{opacity:.4}to{opacity:1}}.monologue-reader__dots{display:flex;justify-content:center;gap:6px;margin-top:.5rem}.monologue-reader__dot{width:6px;height:6px;border-radius:50%;background:#7c6f5740;transition:transform .2s ease,background .2s ease}.monologue-reader__dot--active{background:#3b82f6;transform:scale(1.4)}.monologue-reader__lines{display:flex;flex-direction:column;gap:.35rem}.monologue-reader__line{padding:.7rem .85rem;border-radius:14px;border:1px solid transparent;cursor:pointer;transition:background .22s ease,border-color .22s ease,box-shadow .22s ease;scroll-margin-block:2rem}.monologue-reader__line--active{background:#dbeafe;border-color:#bfdbfe;box-shadow:0 4px 14px #3b82f624}.monologue-reader__en{display:flex;flex-wrap:wrap;gap:.15rem .55rem;font-family:Lexend,Be Vietnam Pro,sans-serif;font-size:1.35rem;font-weight:600;line-height:1.55;color:#334155}.monologue-reader__line--active .monologue-reader__en{color:#1e3a8a}.monologue-reader__vi{margin-top:.3rem;font-size:.98rem;line-height:1.5;color:#94a3b8}.monologue-reader__line--active .monologue-reader__vi{color:#1e40af}.monologue-reader__word{padding:0 .15rem;border-radius:6px;border:2px solid transparent;transition:border-color .16s ease,background .16s ease}.monologue-reader__word:hover{background:#3b82f61a}.monologue-reader__word--vocab{text-decoration:underline dotted rgba(59,130,246,.6);text-underline-offset:4px}.monologue-reader__word--active{border-color:#1e3a8a;background:#fff}.monologue-reader__word--clicked{background:#3b82f62e}@media(max-width:640px){.monologue-reader__title{font-size:1.45rem}.monologue-reader__en{font-size:1.15rem}.monologue-reader__vi{font-size:.9rem}}.story-reader__title-vi{margin:-.35rem 0 .5rem;font-size:1rem;color:var(--theme-text-muted, #64748b)}.monologue-reader__hero{touch-action:pan-y;-webkit-user-select:none;user-select:none}.monologue-reader__image{-webkit-user-drag:none}:root{color-scheme:light;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f2ecdf;color:#29251e;font-synthesis:none;text-rendering:geometricPrecision;-webkit-font-smoothing:antialiased;--paper: #fbf7ee;--paper-deep: #f1eadc;--ink: #28231c;--muted: #80786d;--line: rgba(91, 78, 60, .16);--shadow: 0 18px 50px rgba(78, 66, 48, .12);--shadow-soft: 0 8px 26px rgba(78, 66, 48, .1);--serif: "Iowan Old Style", "Baskerville", "Libre Baskerville", Georgia, serif;--note: "Bradley Hand", "Segoe Print", "Comic Sans MS", cursive}*{box-sizing:border-box}html{min-width:320px;background:radial-gradient(circle at 8% 6%,rgba(255,255,255,.78),transparent 26rem),linear-gradient(135deg,#f6f0e4,#efe7d8)}body{margin:0;min-width:320px;min-height:100vh}button,a,input{font:inherit}button{border:0;color:inherit}a{color:inherit;text-decoration:none}.app-shell{min-height:100vh;padding:22px;background:linear-gradient(90deg,rgba(255,255,255,.4),transparent 28%,rgba(255,255,255,.4)),radial-gradient(circle at 50% 0%,var(--accent-soft),transparent 26rem),#f2ecdf}.topbar{display:flex;align-items:center;justify-content:space-between;gap:24px;margin:0 auto 22px;max-width:1880px}.brand-block{display:flex;align-items:center;min-width:0;gap:18px;animation:rise-in .52s ease both}.brand-orb{width:72px;height:72px;display:grid;place-items:center;flex:0 0 auto;border-radius:50%;color:var(--accent);background:radial-gradient(circle at 34% 34%,rgba(255,255,255,.88),transparent 30%),radial-gradient(circle at 62% 62%,var(--accent-soft),transparent 55%),linear-gradient(135deg,#ffffff8c,#ffffff1f);box-shadow:var(--shadow-soft)}.brand-block h1{margin:0;font-family:var(--serif);font-size:4.2rem;font-weight:500;line-height:.95;letter-spacing:0}.brand-block p{display:inline-flex;align-items:center;margin:8px 0 0;color:#675898;font-family:var(--note);font-size:1.15rem;font-weight:700;letter-spacing:0}.top-nav{display:flex;align-items:center;gap:24px;flex:0 0 auto;animation:fade-in .62s ease both}.top-nav a,.avatar-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;color:#2f2a23}.top-nav a{flex-direction:column;min-width:64px;font-size:.9rem}.top-nav svg{stroke-width:1.7}.avatar-button{padding:4px;cursor:pointer;background:transparent}.avatar-core{width:58px;height:58px;display:grid;place-items:center;border:2px solid rgba(41,35,28,.66);border-radius:50%}.avatar-core span{width:30px;height:30px;border-radius:50%;box-shadow:12px 4px #ffffffad,-8px 8px #ffffff6b}.app-grid{display:grid;grid-template-columns:minmax(240px,300px) minmax(560px,1fr) minmax(300px,380px);align-items:start;gap:20px;max-width:1880px;margin:0 auto}.left-rail,.right-rail,.center-stack{min-width:0}.left-rail,.right-rail{display:grid;gap:18px}.panel,.stage-panel{border:1px solid var(--line);border-radius:8px;background:linear-gradient(180deg,#fff9,#fff3),var(--paper);box-shadow:var(--shadow-soft)}.panel{padding:20px;animation:rise-in .52s ease both}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:18px;padding-bottom:14px;border-bottom:1px dashed rgba(87,78,64,.22);color:#3f345f;font-family:var(--note);font-size:1rem;font-weight:800;letter-spacing:0;text-transform:uppercase}.panel-heading span{display:inline-flex;align-items:center;min-width:0;gap:8px}.cell-list,.organelle-list{display:grid;gap:10px}.cell-row{display:grid;grid-template-columns:58px minmax(0,1fr) 28px;align-items:center;gap:12px;width:100%;min-height:78px;padding:10px 12px;cursor:pointer;border:1px solid transparent;border-radius:8px;background:transparent;text-align:left;transition:transform .18s ease,border-color .18s ease,background .18s ease,box-shadow .18s ease}.cell-row:hover,.cell-row.is-active{transform:translateY(-1px);border-color:color-mix(in srgb,var(--accent) 38%,transparent);background:var(--accent-soft);box-shadow:0 10px 24px #3e362c14}.cell-row-copy{display:grid;gap:4px;min-width:0}.cell-row-copy strong,.compare-row strong{overflow:hidden;font-family:var(--serif);font-size:1.04rem;font-weight:600;line-height:1.08;text-overflow:ellipsis;white-space:nowrap}.cell-row-copy span,.compare-row em{overflow:hidden;color:var(--muted);font-size:.92rem;font-style:normal;text-overflow:ellipsis;white-space:nowrap}.favorite-dot{display:grid;place-items:center;width:28px;height:28px;color:color-mix(in srgb,var(--accent) 58%,#5f574d);cursor:pointer;opacity:.72}.favorite-dot.is-on{color:var(--accent);opacity:1}.mini-cell{position:relative;display:block;width:54px;height:54px;flex:0 0 auto;border-radius:8px;background:#ffffffa3;box-shadow:inset 0 0 0 1px #483c2e14}.mini-cell.has-preview{overflow:hidden;background:radial-gradient(circle at 36% 22%,rgba(255,255,255,.86),transparent 35%),#f7f1e7;box-shadow:inset 0 0 0 1px #483c2e14,0 10px 20px #2d261e1f}.mini-cell.has-preview img{width:100%;height:100%;object-fit:cover;transform:scale(1.08)}.mini-cell span,.mini-cell i,.mini-cell b{position:absolute;display:block;background:var(--thumb)}.mini-cell span{inset:12px;border-radius:50%;opacity:.85}.mini-cell i{width:18px;height:18px;left:25px;top:12px;border-radius:50%;opacity:.54}.mini-cell b{width:24px;height:8px;left:15px;bottom:13px;border-radius:99px;opacity:.62}.mini-cell-plant span{border-radius:32% 46% 42% 34%}.mini-cell-bacteria span,.mini-cell-ecoli span,.mini-cell-muscle span{inset:20px 8px;border-radius:99px}.mini-cell-neuron i,.mini-cell-neuron b{height:3px;transform:rotate(-30deg)}.organelle-row{display:flex;align-items:center;width:100%;gap:12px;min-height:40px;padding:8px 10px;cursor:pointer;border-radius:8px;background:transparent;color:#39332a;text-align:left;transition:background .18s ease,transform .18s ease}.organelle-row:hover,.organelle-row.is-active{transform:translate(2px);background:#ffffff94}.color-dot{width:11px;height:11px;flex:0 0 auto;border-radius:50%;box-shadow:0 0 0 5px #ffffff7a}.center-stack{display:grid;gap:18px}.stage-panel{position:relative;min-height:820px;padding:28px;overflow:hidden;animation:scale-in .56s ease both}.stage-title{position:relative;z-index:5;display:flex;align-items:flex-start;justify-content:space-between;gap:22px}.stage-title h2{margin:0;max-width:640px;font-family:var(--serif);font-size:3.9rem;font-weight:500;line-height:.92;letter-spacing:0}.stage-title p{margin:12px 0 0;color:#3730289e;font-family:var(--serif);font-size:1.45rem;font-style:italic;letter-spacing:0}.view-card{display:grid;width:min(100%,300px);gap:12px;padding:18px;border:1px solid rgba(84,74,58,.14);border-radius:8px;background:#f6f0e5e0;box-shadow:var(--shadow-soft)}.view-card>span{color:#726854;font-family:var(--note);font-weight:800;text-transform:uppercase}.mode-switcher{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.mode-switcher button{display:grid;place-items:center;min-height:52px;cursor:pointer;border:1px solid rgba(85,75,61,.14);border-radius:8px;background:#ffffff70;transition:background .18s ease,border-color .18s ease,transform .18s ease}.mode-switcher button:hover,.mode-switcher button.is-active{transform:translateY(-1px);border-color:color-mix(in srgb,var(--accent) 58%,rgba(80,71,55,.15));background:var(--accent-soft);color:var(--accent)}.toggle-line{display:grid;grid-template-columns:minmax(0,1fr) 0 52px;align-items:center;gap:10px;cursor:pointer;color:#443c31}.toggle-line input{width:0;height:0;opacity:0}.toggle-line i{position:relative;display:block;width:52px;height:28px;border-radius:999px;background:#d5ccbc;transition:background .18s ease}.toggle-line i:after{position:absolute;top:4px;left:4px;width:20px;height:20px;content:"";border-radius:50%;background:#fff;box-shadow:0 2px 7px #322a223d;transition:transform .18s ease}.toggle-line input:checked+i{background:var(--accent)}.toggle-line input:checked+i:after{transform:translate(24px)}.tip-note{position:absolute;z-index:4;top:226px;left:78px;display:grid;gap:6px;width:210px;padding:22px 24px;color:#3d3326;font-family:var(--note);font-size:1.05rem;font-weight:700;transform:rotate(-1deg);background:linear-gradient(180deg,#fffcb7c7,#efe29185),#f6e99d;box-shadow:0 14px 26px #76643624}.tip-note:before{position:absolute;top:8px;left:76px;width:70px;height:14px;content:"";background:#d6be5d40}.canvas-wrap{position:absolute;inset:180px 22px 188px;z-index:1}.cell-canvas{width:100%!important;height:100%!important;cursor:grab}.cell-canvas.is-native-asset{filter:brightness(1.04) saturate(1.12) contrast(1.07)}.cell-canvas:active{cursor:grabbing}.model-loader{pointer-events:none}.model-loader>div{display:grid;width:260px;gap:10px;padding:18px;border:1px solid rgba(84,74,58,.16);border-radius:8px;background:#fbf7eeeb;box-shadow:var(--shadow-soft);color:#332d24;text-align:left;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.model-loader span,.model-loader em{color:#756d61;font-size:.86rem;font-style:normal}.model-loader strong{font-family:var(--serif);font-size:1.24rem;line-height:1.05}.model-loader i{position:relative;display:block;height:8px;overflow:hidden;border-radius:999px;background:#5a4e3d21}.model-loader b{display:block;height:100%;border-radius:inherit;background:var(--accent);transition:width .18s ease}.stage-toolbar,.export-toolbar{position:absolute;z-index:6;display:flex;align-items:center;gap:0;overflow:hidden;border:1px solid rgba(84,74,58,.14);border-radius:8px;background:#fbf7eee0;box-shadow:var(--shadow-soft);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.stage-toolbar{left:34px;bottom:28px}.export-toolbar{right:34px;bottom:28px}.stage-toolbar button,.export-toolbar button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;gap:8px;padding:0 16px;cursor:pointer;border-right:1px solid rgba(84,74,58,.14);background:transparent;white-space:nowrap}.stage-toolbar button:last-child,.export-toolbar button:last-child{border-right:0}.stage-toolbar button:hover,.stage-toolbar button.is-active,.export-toolbar button:hover{color:var(--accent);background:#ffffff80}.detail-heading button{display:grid;place-items:center;width:36px;height:36px;cursor:pointer;color:color-mix(in srgb,var(--accent) 72%,#b24778);background:transparent}.detail-hero{display:grid;grid-template-columns:78px minmax(0,1fr);align-items:center;gap:18px;margin-bottom:22px}.organelle-orb{display:block;width:72px;height:72px;border-radius:50%;box-shadow:inset -12px -16px #3424502e,inset 10px 10px #ffffff40,0 12px 22px #463a2a1f}.detail-hero h3{margin:0;overflow-wrap:anywhere;font-family:var(--serif);font-size:1.9rem;line-height:1;letter-spacing:0}.detail-hero p{margin:8px 0 0;color:#3730289e;font-family:var(--serif);font-size:1.08rem;font-style:italic}.attribute-list{display:grid;gap:16px;margin:0}.attribute-list div{display:grid;grid-template-columns:minmax(88px,.8fr) minmax(0,1.2fr);align-items:center;gap:10px}.attribute-list dt{color:#2d271f94;font-family:var(--serif);font-size:1rem}.attribute-list dd{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0;color:#2c251d;font-family:var(--serif);font-size:1rem}.mini-toggle{position:relative;display:block;width:46px;height:24px;border-radius:999px;background:var(--accent)}.mini-toggle:after{position:absolute;top:3px;right:3px;width:18px;height:18px;content:"";border-radius:50%;background:#fff}.detail-dot{width:16px;height:16px;border-radius:50%}.notes-panel p,.occurrence-panel p{margin:0;color:#4b4236;font-family:var(--serif);font-size:1.04rem;line-height:1.65}.fun-fact{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:20px;padding-top:18px;border-top:1px dashed rgba(87,78,64,.22);color:#66558f;font-family:var(--note);font-size:1.02rem;font-weight:800;line-height:1.35}.learning-panel{display:grid;gap:18px}.mastery-meter{display:grid;gap:10px}.mastery-meter>div{display:flex;align-items:center;gap:9px;color:#443d32}.mastery-meter strong{margin-left:auto;font-family:var(--serif);font-size:1.26rem}.mastery-meter i{display:block;height:10px;overflow:hidden;border-radius:999px;background:#5b4e3c1f}.mastery-meter b{display:block;width:var(--progress);height:100%;border-radius:inherit;background:linear-gradient(90deg,color-mix(in srgb,var(--accent) 78%,#ffffff),var(--accent))}.mastery-meter small{color:#383025ad;line-height:1.35}.lesson-focus,.tutor-prompt{display:grid;gap:8px;padding:14px;border:1px solid rgba(84,74,58,.12);border-radius:8px;background:#ffffff61}.lesson-focus>span,.tutor-prompt>span{display:inline-flex;align-items:center;gap:8px;color:#3f345f;font-family:var(--note);font-weight:800}.lesson-focus p,.tutor-prompt p{margin:0;color:#4b4236;font-family:var(--serif);line-height:1.55}.lesson-focus strong{color:var(--accent)}.prompt-list{display:grid;gap:8px}.prompt-list button{padding:10px 12px;cursor:pointer;border:1px solid rgba(84,74,58,.12);border-radius:8px;background:#ffffff57;color:#343027;text-align:left;line-height:1.35;transition:color .18s ease,background .18s ease,transform .18s ease}.prompt-list button:hover{transform:translateY(-1px);color:var(--accent);background:#ffffffad}.occurrence-art{position:relative;height:140px;margin-bottom:16px;overflow:hidden;border-radius:8px;background:radial-gradient(circle at 78% 45%,rgba(255,255,255,.74),transparent 35%),linear-gradient(135deg,var(--accent-soft),rgba(255,255,255,.22))}.occurrence-art span,.occurrence-art i,.occurrence-art b{position:absolute;display:block;border-radius:50%;background:var(--accent)}.occurrence-art span{left:22px;bottom:18px;width:82px;height:82px;opacity:.7}.occurrence-art i{right:24px;top:28px;width:70px;height:70px;opacity:.38}.occurrence-art b{left:98px;top:30px;width:120px;height:2px;border-radius:0;opacity:.42;transform:rotate(-15deg)}.occurrence-panel h4{margin:0 0 8px;font-family:var(--serif);font-size:1.18rem}.bottom-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.9fr);gap:18px}.micro-card-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.micro-card{display:grid;grid-template-rows:116px auto;gap:10px;min-width:0;padding:8px;cursor:pointer;border:1px solid rgba(84,74,58,.12);border-radius:8px;background:#ffffff6b;text-align:left;transition:transform .18s ease,box-shadow .18s ease}.micro-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft)}.micro-card span{display:block;min-height:116px;border-radius:8px;background:radial-gradient(circle at 20% 30%,var(--micro),transparent 18%),radial-gradient(circle at 72% 40%,color-mix(in srgb,var(--micro) 66%,#ffffff),transparent 20%),radial-gradient(circle at 50% 80%,color-mix(in srgb,var(--micro) 78%,#6a4e78),transparent 22%),repeating-linear-gradient(45deg,#ffffff3d 0 10px,#4d3a2a0d 10px 18px),color-mix(in srgb,var(--micro) 28%,#fff8ea)}.micro-card strong{overflow:hidden;color:#2f2922;font-size:.94rem;font-weight:600;text-overflow:ellipsis;white-space:nowrap}.add-card{place-items:center;text-align:center;color:#40372ca3;border-style:dashed}.add-card svg{margin-top:36px;color:var(--accent)}.compare-row{display:grid;grid-template-columns:minmax(0,1fr) 58px minmax(0,1fr);align-items:center;gap:12px;margin-bottom:14px}.compare-row>div{display:flex;align-items:center;min-width:0;gap:12px;padding:12px;border:1px solid rgba(84,74,58,.12);border-radius:8px;background:#ffffff57}.compare-row>div>span{display:grid;min-width:0;gap:4px}.compare-row>b{display:grid;place-items:center;width:58px;height:58px;color:#fff;border-radius:50%;background:#8260b7;box-shadow:0 12px 24px #5e448647}.comparison-button{display:flex;align-items:center;justify-content:center;width:100%;min-height:48px;gap:8px;cursor:pointer;border:1px solid rgba(84,74,58,.14);border-radius:8px;background:#ffffff6b;transition:color .18s ease,background .18s ease}.comparison-button:hover{color:var(--accent);background:#ffffffb8}.modal-layer{position:fixed;z-index:30;inset:0;display:grid;place-items:center;padding:24px;background:#30271c47;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.comparison-modal{position:relative;width:min(760px,100%);padding:28px;border:1px solid rgba(84,74,58,.18);border-radius:8px;background:var(--paper);box-shadow:var(--shadow);animation:scale-in .22s ease both}.modal-close{position:absolute;top:18px;right:18px;min-height:38px;padding:0 14px;cursor:pointer;border-radius:8px;background:var(--accent-soft);color:var(--accent)}.comparison-modal-head h3{margin:0;font-family:var(--serif);font-size:2rem}.comparison-modal-head p{margin:6px 0 24px;color:var(--muted)}.comparison-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.comparison-columns section{padding:18px;border:1px solid rgba(84,74,58,.12);border-radius:8px;background:#fff6}.comparison-columns h4{margin:16px 0 4px;font-family:var(--serif);font-size:1.45rem}.comparison-columns p{margin:0 0 16px;color:var(--muted)}.comparison-columns dl{display:grid;gap:12px;margin:0}.comparison-columns dt{color:var(--muted);font-size:.86rem}.comparison-columns dd{margin:4px 0 0;font-family:var(--serif)}.toast{position:fixed;z-index:40;right:24px;bottom:24px;max-width:360px;padding:14px 18px;border:1px solid rgba(84,74,58,.14);border-radius:8px;background:#fbf7eef0;box-shadow:var(--shadow);color:#2f2922;animation:rise-in .18s ease both}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes rise-in{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes scale-in{0%{opacity:0;transform:scale(.985)}to{opacity:1;transform:scale(1)}}@media(max-width:1500px){.export-toolbar{bottom:86px}}@media(max-width:1400px){.topbar{gap:18px}.brand-orb{width:64px;height:64px}.brand-block h1{font-size:3.45rem;white-space:nowrap}.brand-block p{font-size:1.05rem}.top-nav{gap:16px}.app-grid{grid-template-columns:260px minmax(0,1fr)}.stage-panel{min-height:700px}.stage-title h2{font-size:3.15rem}.canvas-wrap{inset:92px 18px 196px}.right-rail{grid-column:1 / -1;grid-template-columns:repeat(3,minmax(0,1fr))}.details-panel,.notes-panel,.occurrence-panel{min-height:100%}}@media(max-width:1080px){.app-shell{padding:16px}.topbar{align-items:flex-start;flex-direction:column}.top-nav{width:100%;justify-content:space-between;gap:10px;overflow-x:auto;padding-bottom:4px}.brand-block h1{font-size:3.35rem;white-space:normal}.app-grid,.left-rail{grid-template-columns:1fr}.cell-list{grid-template-columns:repeat(2,minmax(0,1fr))}.right-rail,.bottom-grid{grid-template-columns:1fr}.stage-panel{min-height:780px}.stage-title{flex-direction:column}.stage-title h2{font-size:3.65rem}.stage-title p{font-size:1.25rem}.view-card{width:100%}.tip-note{top:262px;left:28px}.canvas-wrap{inset:326px 12px 156px}.export-toolbar{bottom:20px}}@media(max-width:720px){.brand-orb{width:56px;height:56px}.brand-block{align-items:flex-start}.brand-block h1{font-size:2.35rem}.brand-block p{font-size:.98rem}.top-nav a span{display:none}.top-nav a{min-width:44px}.avatar-core{width:48px;height:48px}.cell-list,.micro-card-row,.comparison-columns{grid-template-columns:1fr}.center-stack{order:1}.left-rail{order:2}.right-rail{order:3}.cell-row{grid-template-columns:54px minmax(0,1fr) 28px}.stage-panel{min-height:800px;padding:20px}.stage-title h2{font-size:3rem}.tip-note{position:relative;top:auto;left:auto;z-index:6;width:100%;margin:16px 0 0;transform:none}.canvas-wrap{inset:326px 10px 170px}.stage-toolbar,.export-toolbar{left:20px;right:20px;justify-content:stretch}.stage-toolbar{bottom:78px;overflow-x:auto}.export-toolbar{bottom:20px}.stage-toolbar button,.export-toolbar button{flex:1 0 auto;padding:0 10px}.compare-row{grid-template-columns:1fr}.compare-row>b{justify-self:center}}.route-placeholder{min-height:60vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:48px 24px;text-align:center;color:var(--ink, #28231c)}.route-placeholder h1{margin:0;font-size:1.75rem}.route-placeholder p{margin:0;max-width:420px;color:var(--muted, #80786d)}.route-placeholder a{color:var(--accent, #4f8a3f);font-weight:600}.admin-shell{display:grid;grid-template-columns:220px 1fr;min-height:100vh;background:#f6f0e4}.admin-rail{padding:24px 18px;border-right:1px solid rgba(91,78,60,.16);background:#fbf7ee}.admin-rail-head{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.admin-rail-head a{font-size:14px;color:#4f8a3f}.admin-nav{display:flex;flex-direction:column;gap:4px}.admin-nav a{padding:10px 12px;border-radius:10px;text-decoration:none;color:#28231c;font-size:14px}.admin-nav a.active{background:#e5f1d8;color:#4f8a3f;font-weight:600}.admin-main{padding:32px}html:has(.admin-layout-root),html:has(.admin-layout-root) body,html:has(.admin-layout-root) #root{height:100%;max-height:100vh;overflow:hidden}.admin-layout-root{display:flex;height:100vh;max-height:100vh;width:100%;max-width:100vw;overflow:hidden;background:var(--ac-background, #f1f6fd)}.admin-layout-frame{display:flex;flex:1;flex-direction:column;min-width:0;min-height:0;overflow:hidden}.admin-sidebar-drawer{flex-shrink:0}.admin-sidebar-drawer .MuiDrawer-paper{height:100vh;position:relative}.admin-sidebar-inner{display:flex;flex-direction:column;height:100%;min-height:0}.admin-sidebar-brand{flex-shrink:0;min-height:72px;padding:12px 12px 12px 16px;margin-bottom:8px;border-bottom:1px solid var(--ac-line-soft);display:flex;align-items:center;gap:4px}.admin-sidebar-collapse-btn{flex-shrink:0;width:28px!important;height:28px!important;color:var(--ac-icon)!important;border:1px solid var(--ac-line)!important;background:#fff!important}.admin-sidebar-collapse-btn:hover{color:var(--ac-accent)!important;border-color:#bfdbfe!important;background:var(--ac-accent-soft)!important}.admin-sidebar-nav{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;padding:0 12px 8px;scrollbar-width:none;-ms-overflow-style:none}.admin-sidebar-nav::-webkit-scrollbar{width:0;height:0;display:none}.admin-sidebar-nav-group{margin-bottom:12px}.admin-sidebar-nav-group-label{margin:0 0 6px 8px!important;padding:0!important;font-size:.6875rem!important;font-weight:700!important;letter-spacing:.08em!important;text-transform:uppercase!important;color:var(--ac-ink-muted)!important;line-height:1.2!important}.admin-sidebar-nav-list{display:flex;flex-direction:column;gap:2px}.admin-sidebar-nav-secondary{margin-top:4px;padding-top:8px;border-top:1px solid var(--ac-line-soft)}.admin-sidebar-inner.collapsed .admin-sidebar-brand{justify-content:center;flex-direction:column;padding:12px 0;height:auto;margin-bottom:12px;gap:8px}.admin-sidebar-inner.collapsed .admin-sidebar-brand>div:first-child>div:last-child{display:none}.admin-sidebar-inner.collapsed .admin-sidebar-nav{padding:0 8px}.admin-sidebar-inner.collapsed .admin-nav-item{justify-content:center!important;padding:10px 0!important;min-height:42px!important;border-radius:12px!important}.admin-sidebar-inner.collapsed .admin-nav-item .MuiListItemIcon-root{min-width:auto!important;margin:0!important}.admin-sidebar-inner.collapsed .admin-nav-item .MuiListItemText-root{display:none}.admin-sidebar-inner.collapsed .admin-sidebar-profile{margin:8px;padding:8px 0;justify-content:center;border-top:none}.admin-sidebar-inner.collapsed .admin-sidebar-profile>div:nth-child(2),.admin-sidebar-inner.collapsed .admin-sidebar-profile-settings{display:none}.admin-sidebar-profile{flex-shrink:0;margin:0;padding:16px;border-top:1px solid var(--ac-line-soft);background:transparent;display:flex;align-items:center;gap:12px;cursor:pointer;transition:background-color .15s ease}.admin-layout-main{flex:1;min-width:0;min-height:0;overflow-y:auto;overflow-x:hidden;max-width:100%;-webkit-overflow-scrolling:touch}.admin-dashboard-wrap{max-width:1440px;margin:0 auto;width:100%;position:relative;padding-bottom:72px;box-sizing:border-box}.admin-sidebar-brand-icon{width:36px;height:36px;border-radius:12px;background:var(--ac-accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.125rem;font-weight:700;line-height:1;flex-shrink:0;box-shadow:0 4px 14px #3b82f638}.admin-sidebar-brand-title{font-size:.9375rem!important;font-weight:700!important;color:var(--ac-ink)!important;line-height:1.25!important;letter-spacing:-.02em}.admin-sidebar-brand-sub{font-size:.6875rem!important;font-weight:500!important;letter-spacing:.01em;color:var(--ac-ink-muted)!important;text-transform:none}.admin-nav-item{border-radius:10px!important;margin-bottom:0!important;min-height:40px!important;padding:8px 10px!important;border-left:none!important;color:var(--ac-ink-3);transition:background-color .15s ease,color .15s ease}.admin-nav-item .MuiListItemText-primary{font-size:.875rem;font-weight:500;color:inherit}.admin-nav-item .MuiListItemIcon-root{color:var(--ac-icon);min-width:32px!important;transition:color .15s ease}.admin-nav-item .MuiListItemIcon-root svg{font-size:1.25rem}.admin-nav-item:hover{background:var(--ac-hover)!important;color:var(--ac-ink)!important}.admin-nav-item:hover .MuiListItemIcon-root{color:var(--ac-accent)!important}.admin-nav-item.active{background:var(--ac-accent-soft)!important;color:var(--ac-accent)!important;box-shadow:none}.admin-nav-item.active .MuiListItemText-primary,.admin-nav-item.active .MuiListItemIcon-root{color:var(--ac-accent)!important;font-weight:600}.admin-sidebar-profile:hover{background:var(--ac-hover)}.admin-sidebar-profile-avatar{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;flex-shrink:0;border-radius:999px;background:var(--ac-accent);color:#fff;font-size:.75rem;font-weight:700;letter-spacing:.02em;text-transform:uppercase;overflow:hidden;box-shadow:0 1px 3px #00000014}.admin-sidebar-profile-avatar--has-image{background:var(--ac-line)}.admin-sidebar-profile-avatar-img{width:100%;height:100%;object-fit:cover;display:block}.admin-sidebar-profile-name{font-size:.875rem!important;font-weight:700!important;color:var(--ac-ink)!important;transition:color .15s ease}.admin-sidebar-profile-role{font-size:.75rem!important;color:var(--ac-ink-3)!important}.admin-sidebar-profile:hover .admin-sidebar-profile-name{color:var(--ac-accent)!important}.admin-sidebar-profile-settings{color:var(--ac-icon-faint);flex-shrink:0;transition:color .15s ease}.admin-sidebar-profile:hover .admin-sidebar-profile-settings{color:var(--ac-ink-3)}.admin-header-root{position:sticky;top:0;z-index:1100;flex-shrink:0;height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:#f8f9ffd9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--ac-outline-variant, #c3c6d7);box-shadow:0 1px 2px #004ac60a}@media(max-width:899px){.admin-header-root{padding:0 12px;gap:8px}.admin-sidebar-brand{padding:12px 12px 12px 16px;min-height:64px;margin-bottom:8px}}.admin-header-search{display:none}@media(min-width:900px){.admin-header-search{display:flex;align-items:center;position:relative}}.admin-header-search input{padding:6px 16px 6px 40px;border:none;border-radius:9999px;background:var(--ac-surface-container-low, #eff4ff);font-size:.875rem;font-family:inherit;color:var(--ac-on-surface, #0b1c30);width:256px;outline:none}.admin-header-search input:focus{box-shadow:0 0 0 2px var(--ac-primary-fixed, #dbe1ff)}.admin-header-search .search-icon{position:absolute;left:12px;color:var(--ac-outline, #737686);font-size:20px;pointer-events:none}.admin-header-icon-btn{color:var(--ac-on-surface-variant, #434655)!important}.admin-header-icon-btn:hover{background:var(--ac-surface-container-low, #eff4ff)!important}.admin-header-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.admin-header-actions .student-notification-bell{background:var(--ac-hover);color:var(--ac-ink-3)}.admin-header-actions .student-notification-bell:hover{background:var(--ac-line-soft)}.admin-user-menu{position:relative}.admin-user-menu__trigger{display:flex;align-items:center;gap:10px;border:none;background:transparent;border-radius:999px;padding:4px 12px 4px 4px;cursor:pointer;transition:background .15s ease}.admin-user-menu__trigger:hover{background:var(--ac-surface-container-low, #eff4ff)}.admin-user-menu__trigger:hover .admin-user-menu__avatar,.admin-user-menu__trigger[aria-expanded=true] .admin-user-menu__avatar{box-shadow:0 4px 12px #2d4bd733}.admin-user-menu__avatar{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:999px;border:2px solid #fff;background:linear-gradient(145deg,#7c3aed,#6d28d9);color:#fff;font-size:.75rem;font-weight:700;letter-spacing:.03em;text-transform:uppercase;box-shadow:0 1px 4px #00000014;transition:box-shadow .15s ease;overflow:hidden;flex-shrink:0}.admin-user-menu__trigger-info{display:none;flex-direction:column;align-items:flex-start;text-align:left}@media(min-width:900px){.admin-user-menu__trigger-info{display:flex}}.admin-user-menu__trigger-name{font-size:.875rem;font-weight:700;color:var(--ac-on-surface, #0b1c30);line-height:1.25}.admin-user-menu__trigger-role{font-size:.75rem;font-weight:500;color:var(--ac-outline, #737686);line-height:1.15}.admin-user-menu__trigger-arrow{display:none;font-size:1.125rem!important;color:var(--ac-outline, #737686);transition:transform .15s ease}@media(min-width:900px){.admin-user-menu__trigger-arrow{display:block}}.admin-user-menu__trigger[aria-expanded=true] .admin-user-menu__trigger-arrow{transform:rotate(180deg)}.admin-user-menu__avatar--has-image{background:var(--ac-line-soft)}.admin-user-menu__avatar-img{width:100%;height:100%;object-fit:cover;display:block}.admin-user-menu__panel{position:absolute;top:calc(100% + 8px);right:0;z-index:1300;width:min(256px,calc(100vw - 32px));padding:16px;border-radius:16px;background:#fff;border:1px solid var(--ac-line);box-shadow:0 10px 25px -5px #0000000d,0 8px 10px -6px #0000000d;display:flex;flex-direction:column;gap:12px}.admin-user-menu__identity{display:flex;align-items:center;gap:12px;padding:0 0 12px;border-bottom:1px solid var(--ac-line-soft)}.admin-user-menu__panel-avatar{width:40px!important;height:40px!important;flex-shrink:0}.admin-user-menu__name{margin:0;font-size:.9375rem;font-weight:700;color:var(--ac-ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-user-menu__email{margin:2px 0 0;font-size:.75rem;color:var(--ac-ink-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-user-menu__menu{display:flex;flex-direction:column;gap:4px}.admin-user-menu__item{display:flex;align-items:center;gap:8px;width:100%;padding:8px 12px;border:none;border-radius:8px;background:transparent;color:var(--ac-ink-3);font-family:inherit;font-size:.875rem;font-weight:500;cursor:pointer;text-align:left;transition:background .12s ease}.admin-user-menu__item:hover{background:var(--ac-hover)}.admin-user-menu__item--danger{color:#ba1a1a}.admin-user-menu__item--danger:hover{background:#ba1a1a14}.admin-user-menu__divider{height:1px;background-color:var(--ac-line-soft);margin:6px 0}.admin-stat-card{background:var(--ac-surface-container-lowest, #fff);border:1px solid var(--ac-outline-variant, #c3c6d7);border-radius:12px;padding:24px;box-shadow:0 2px 4px #004ac60d;transition:box-shadow .2s ease}.admin-stat-card:hover{box-shadow:0 4px 12px #004ac614}.admin-panel-card{background:var(--ac-surface-container-lowest, #fff);border:1px solid var(--ac-outline-variant, #c3c6d7);border-radius:12px;box-shadow:0 2px 4px #004ac60d}.admin-activity-table thead th{font-size:.75rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--ac-on-surface-variant, #434655);background:var(--ac-surface-container-low, #eff4ff);padding:16px 24px}.admin-activity-table tbody td{padding:16px 24px;font-size:.875rem;border-top:1px solid var(--ac-outline-variant, #c3c6d7)}.admin-activity-table tbody tr:hover{background:#dbe1ff59}.admin-status-chip{display:inline-block;padding:2px 8px;border-radius:9999px;font-size:.75rem;font-weight:700;text-transform:uppercase}.admin-status-chip--success{background:var(--ac-secondary-fixed, #6ffbbe);color:var(--ac-on-secondary-fixed, #002113)}.admin-status-chip--draft{background:var(--ac-surface-container-high, #dce9ff);color:var(--ac-on-surface-variant, #434655)}.admin-status-chip--pending{background:var(--ac-primary-fixed, #dbe1ff);color:var(--ac-primary, #004ac6)}.admin-chart-bar{flex:1;border-radius:8px 8px 0 0;background:var(--ac-primary-fixed-dim, #b4c5ff);transition:background .15s ease;min-height:24px}.admin-chart-bar:hover,.admin-chart-bar.is-peak{background:var(--ac-primary-container, #2563eb)}.admin-fab-wrap{margin-top:24px;display:flex;justify-content:flex-end}.admin-fab{position:absolute;bottom:0;right:0;z-index:10;background:var(--ac-primary, #004ac6)!important;color:#fff!important;border-radius:9999px!important;padding:12px 24px!important;box-shadow:0 8px 24px #004ac640!important;text-transform:none!important;font-weight:600!important}.admin-fab:hover{transform:scale(1.03)}@media(max-width:899px){.admin-stat-card{padding:16px}.admin-panel-card{border-radius:10px}.admin-activity-table thead th,.admin-activity-table tbody td{padding:12px 16px}.admin-fab-wrap{margin-top:20px;justify-content:stretch}.admin-fab{position:static;width:100%;border-radius:12px!important;padding:12px 20px!important;box-shadow:0 4px 12px #004ac633!important}.admin-dashboard-wrap{padding-bottom:24px}.student-support-header-icon-btn{width:36px!important;height:36px!important;min-width:36px!important;padding:0!important}.ai-usage-status-chips{width:100%}.ai-usage-table thead th,.ai-usage-table tbody td{padding:10px 12px!important}}.admin-welcome-card{background:linear-gradient(135deg,#eef3ff,#fff);border:none;border-radius:16px;padding:32px 24px;position:relative;overflow:hidden;box-shadow:0 8px 30px #004ac614;display:flex;justify-content:space-between;align-items:center;height:100%;box-sizing:border-box;min-height:220px}.admin-welcome-card-content{max-width:60%;z-index:1}.admin-welcome-card-graphic{position:absolute;right:16px;bottom:0;width:180px;height:150px;display:flex;align-items:flex-end;justify-content:center;z-index:0}.admin-weather-card{background:linear-gradient(180deg,#7eb6ff,#b8d7ff);border:1px solid rgba(255,255,255,.3);border-radius:16px;overflow:hidden;position:relative;color:#fff;box-shadow:0 4px 20px #004ac60f;height:100%;min-height:220px;display:flex;flex-direction:column;justify-content:space-between;box-sizing:border-box}.admin-weather-header{padding:16px 20px 8px;display:flex;justify-content:space-between;align-items:center;z-index:2}.admin-weather-location{display:flex;align-items:center;gap:6px;font-size:.875rem;font-weight:600;background:#fff3;padding:4px 12px;border-radius:20px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.admin-weather-body{padding:8px 20px 16px;display:flex;justify-content:space-between;align-items:flex-end;z-index:2;position:relative}.admin-weather-temp-box{display:flex;flex-direction:column}.admin-weather-temp{font-size:3.5rem;font-weight:700;line-height:1;letter-spacing:-.02em}.admin-weather-sky-text{font-size:1.125rem;font-weight:600;margin-top:4px}.admin-weather-feels{font-size:.75rem;opacity:.85}.admin-weather-metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;min-width:180px}.admin-weather-metric-item{background:#ffffff26;border:1px solid rgba(255,255,255,.25);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:10px;padding:8px;display:flex;flex-direction:column;align-items:center;text-align:center}.admin-weather-metric-label{font-size:.65rem;opacity:.8;text-transform:uppercase;letter-spacing:.05em;margin-bottom:2px}.admin-weather-metric-value{font-size:.85rem;font-weight:700}.admin-weather-ai-tip{background:#f5f3ff;border-top:1px solid #e9e5ff;padding:12px 16px;display:flex;align-items:center;gap:12px;color:#4f46e5;font-size:.813rem;font-weight:500;z-index:2;border-radius:0 0 16px 16px}.admin-weather-ai-tip-mascot{width:32px;height:32px;object-fit:contain;flex-shrink:0}.admin-weather-bg-sky{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1;pointer-events:none;opacity:.85}.admin-stat-card-redesign{background:var(--ac-surface-container-lowest, #fff);border:none;border-radius:16px;padding:20px;box-shadow:0 4px 16px #0f172a0d;transition:all .25s ease;display:flex;flex-direction:column;justify-content:space-between;height:100%;min-height:140px;box-sizing:border-box}.admin-stat-card-redesign:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0f172a17}.admin-stat-icon-wrapper{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;position:relative}.admin-stat-badge-dot{width:8px;height:8px;background-color:#ef4444;border:2px solid #ffffff;border-radius:50%;position:absolute;top:-2px;right:-2px}.admin-stat-value{font-size:2.25rem;font-weight:700;color:var(--ac-on-surface, var(--ac-ink));line-height:1.1;margin:12px 0 2px}.admin-stat-label{font-size:.875rem;color:var(--ac-on-surface-variant, #434655);font-weight:500;margin-bottom:12px}.admin-stat-link{font-size:.75rem;font-weight:700;color:var(--ac-primary, #004ac6);text-decoration:none;display:inline-flex;align-items:center;gap:4px;transition:color .15s ease;cursor:pointer}.admin-stat-link:hover{color:var(--ac-primary-container, #2563eb)}.admin-panel-card-redesign{background:var(--ac-surface-container-lowest, #fff);border:none;border-radius:16px;box-shadow:0 4px 16px #0f172a0d;overflow:hidden;margin-bottom:16px}.admin-panel-header{padding:20px 24px;border-bottom:1px solid var(--ac-outline-variant, #c3c6d7);display:flex;justify-content:space-between;align-items:center}.admin-panel-title{font-size:1.125rem;font-weight:700;color:var(--ac-on-surface, var(--ac-ink));display:flex;align-items:center;gap:8px}.admin-panel-action-btn{font-size:.813rem;font-weight:700;color:var(--ac-primary, #004ac6);text-transform:none;padding:4px 12px;border-radius:8px;cursor:pointer;transition:background-color .15s ease}.admin-panel-action-btn:hover{background-color:var(--ac-surface-container-low, #eff4ff)}.admin-schedule-list{display:flex;flex-direction:column}.admin-schedule-row{display:flex;align-items:center;padding:0 24px;border-bottom:none;position:relative;transition:background-color .15s ease}.admin-schedule-row:hover{background-color:#004ac605}.admin-schedule-time{font-size:.875rem;font-weight:700;color:var(--ac-primary, #004ac6);width:105px;flex-shrink:0;white-space:nowrap;padding:16px 0}.admin-schedule-timeline{display:flex;flex-direction:column;align-items:center;width:24px;margin-right:16px;align-self:stretch}.admin-schedule-timeline-dot{width:8px;height:8px;border-radius:50%;background-color:var(--ac-primary, #004ac6);z-index:2;box-shadow:0 0 0 4px var(--ac-primary-fixed, #dbe1ff);flex-shrink:0}.admin-schedule-timeline-line-upper{width:2px;flex:0 0 26px;background-color:var(--ac-primary-fixed, #dbe1ff);z-index:1}.admin-schedule-timeline-line-lower{width:2px;flex:1 1 auto;background-color:var(--ac-primary-fixed, #dbe1ff);z-index:1}.admin-schedule-row:first-child .admin-schedule-timeline-line-upper{background-color:transparent}.admin-schedule-row:last-child .admin-schedule-timeline-line-lower{background-color:transparent}.admin-schedule-row:first-child:last-child .admin-schedule-timeline-line-upper,.admin-schedule-row:first-child:last-child .admin-schedule-timeline-line-lower{background-color:transparent}.admin-panel-action-btn--pill{background-color:#eff6ff!important;color:#2563eb!important;border-radius:20px!important;padding:6px 16px!important;transition:background-color .15s ease}.admin-panel-action-btn--pill:hover{background-color:#dbeafe!important}.admin-schedule-info{flex-grow:1;min-width:0;margin-right:16px;padding:16px 0}.admin-schedule-title{font-size:.938rem;font-weight:700;color:var(--ac-ink);margin-bottom:2px}.admin-schedule-sub{font-size:.8125rem;color:var(--ac-ink-3)}.admin-schedule-status-pill{display:inline-flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;padding:4px 12px;border-radius:20px;white-space:nowrap}.admin-schedule-status-pill--active{background-color:#dcfce7!important;color:#16a34a!important}.admin-schedule-status-pill--upcoming{background-color:#eff6ff!important;color:#2563eb!important}.admin-schedule-status-pill--pending{background-color:var(--ac-hover)!important;color:var(--ac-ink-3)!important}.admin-schedule-btn{text-transform:none!important;font-weight:700!important;font-size:.75rem!important;border-radius:20px!important;padding:4px 12px!important;box-shadow:none!important}.admin-schedule-btn--active{background-color:#2563eb!important;color:#fff!important}.admin-schedule-btn--active:hover{background-color:#1d4ed8!important}.admin-schedule-action-icon{color:var(--ac-primary, #004ac6);opacity:.8;transition:opacity .15s ease,transform .15s ease}.admin-schedule-row:hover .admin-schedule-action-icon{opacity:1;transform:scale(1.05)}.admin-support-list{display:flex;flex-direction:column}.admin-support-row{display:flex;align-items:center;padding:16px 24px;border-bottom:1px solid var(--ac-outline-variant, #c3c6d7);transition:background-color .15s ease}.admin-support-row:last-child{border-bottom:none}.admin-support-row:hover{background-color:#004ac605}.admin-support-avatar{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.875rem;font-weight:700;margin-right:12px;background-color:var(--ac-primary-fixed, #dbe1ff);color:var(--ac-primary, #004ac6);flex-shrink:0}.admin-support-info{width:120px;flex-shrink:0;margin-right:16px}.admin-support-name{font-size:.875rem;font-weight:600;color:var(--ac-on-surface, var(--ac-ink));margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.admin-support-reason{font-size:.75rem;color:var(--ac-on-surface-variant, #434655);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.admin-support-bar-container{flex-grow:1;display:flex;align-items:center;gap:12px}.admin-support-bar-bg{flex-grow:1;height:8px;background-color:var(--ac-hover);border-radius:4px;overflow:hidden;position:relative}.admin-support-bar-fill{height:100%;border-radius:4px;transition:width .4s ease}.admin-support-bar-fill--critical{background-color:#ef4444}.admin-support-bar-fill--warning{background-color:#f97316}.admin-support-bar-fill--attention{background-color:#eab308}.admin-support-percent{font-size:.875rem;font-weight:700;color:var(--ac-on-surface, var(--ac-ink));width:40px;text-align:right;flex-shrink:0}.admin-assignments-list{display:flex;flex-direction:column}.admin-assignment-row{display:flex;align-items:center;padding:16px 24px;border-bottom:1px solid var(--ac-outline-variant, #c3c6d7);transition:background-color .15s ease}.admin-assignment-row:last-child{border-bottom:none}.admin-assignment-row:hover{background-color:#004ac605}.admin-assignment-icon-box{width:36px;height:36px;border-radius:8px;background-color:#eef2ff;color:#4f46e5;display:flex;align-items:center;justify-content:center;margin-right:12px;flex-shrink:0}.admin-assignment-info{flex-grow:1;min-width:0;margin-right:16px}.admin-assignment-title{font-size:.875rem;font-weight:600;color:var(--ac-on-surface, var(--ac-ink));margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.admin-assignment-sub{font-size:.75rem;color:var(--ac-on-surface-variant, #434655);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.admin-assignment-badge{font-size:.75rem;font-weight:700;padding:4px 12px;border-radius:12px;white-space:nowrap}.admin-assignment-badge--today{background-color:#fee2e2;color:#ef4444}.admin-assignment-badge--soon{background-color:#ffedd5;color:#f97316}.admin-activities-list{display:flex;flex-direction:column}.admin-activities-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:28px 24px;gap:10px}.admin-activities-empty__icon{color:var(--ac-outline, var(--ac-icon));font-size:36px!important}.admin-activities-empty__text{max-width:360px;margin:0 auto;line-height:1.5}.admin-activity-row{display:flex;align-items:center;padding:16px 24px;border-bottom:1px solid var(--ac-outline-variant, #c3c6d7);transition:background-color .15s ease}.admin-activity-row:last-child{border-bottom:none}.admin-activity-row:hover{background-color:#004ac605}.admin-activity-icon-box{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-right:12px;flex-shrink:0}.admin-activity-icon-box--blue{background-color:#eff6ff;color:#3b82f6}.admin-activity-icon-box--green{background-color:#ecfdf5;color:#10b981}.admin-activity-info{flex-grow:1;min-width:0;margin-right:16px}.admin-activity-text{font-size:.875rem;color:var(--ac-on-surface, var(--ac-ink));line-height:1.4}.admin-activity-time{font-size:.75rem;color:var(--ac-on-surface-variant, #434655);margin-top:2px}@media(max-width:899px){.admin-welcome-card{flex-direction:column;align-items:flex-start;padding:20px;min-height:auto}.admin-welcome-card-content{max-width:100%;margin-bottom:0}.admin-welcome-card-graphic{position:static;width:100%;height:100px;justify-content:flex-end;margin-top:12px}.admin-weather-card{min-height:auto}.admin-weather-body{flex-direction:column;align-items:stretch;gap:16px}.admin-weather-metrics{grid-template-columns:repeat(4,1fr);width:100%}.admin-weather-metric-item{padding:6px}.admin-weather-metric-label{font-size:.55rem}.admin-weather-metric-value{font-size:.75rem}.admin-stat-card-redesign{min-height:120px;padding:16px}.admin-stat-value{font-size:1.75rem}.admin-support-row,.admin-assignment-row,.admin-activity-row{padding:12px 16px}.admin-schedule-row{padding:0 16px}.admin-schedule-time,.admin-schedule-info{padding:12px 0}.admin-schedule-timeline-line-upper{flex:0 0 22px}.admin-schedule-time{width:70px;font-size:.813rem}.admin-schedule-badge{margin-right:10px}.admin-support-info{width:100px;margin-right:10px}.admin-support-bar-container{gap:8px}}@media(max-width:599px){.admin-welcome-card{padding:16px;border-radius:12px}.admin-welcome-card-content{margin:0}.admin-stat-card-redesign{position:relative;align-items:center;min-height:104px;padding:10px 4px;border-radius:12px;text-align:center}.admin-stat-card-redesign>div:first-child{display:flex;min-width:0;flex-direction:column;align-items:center}.admin-stat-icon-wrapper{width:32px;height:32px;border-radius:8px}.admin-stat-icon-wrapper svg{font-size:19px}.admin-stat-value{margin:6px 0 1px;font-size:1.25rem;line-height:1}.admin-stat-label{margin:0;font-size:.68rem;font-weight:600;line-height:1.2}.admin-stat-link{position:absolute;inset:0;z-index:2;overflow:hidden;font-size:0}.admin-stat-link svg{display:none}}.admin-community-voice{background:#fff;border:none;border-radius:16px;padding:20px;box-shadow:0 4px 16px #0f172a0d;margin-bottom:16px;position:relative;z-index:0;overflow:hidden;box-sizing:border-box}.admin-community-voice__header{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:4px}.admin-community-voice__carousel{position:relative;min-height:148px}.admin-community-voice__slide{background:linear-gradient(135deg,#fbfaff,#f3efff);border:1px solid #e2dbff;border-radius:14px;padding:16px 24px;cursor:pointer;min-height:148px;box-sizing:border-box;display:flex;flex-direction:column;justify-content:space-between}.admin-community-voice__badge{display:inline-block;font-size:.7rem;font-weight:700;color:#7c3aed;background:#fff;border-radius:999px;padding:2px 8px;margin-bottom:8px;box-shadow:0 2px 4px #7c3aed14}.admin-community-voice__desc{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.4;margin-bottom:10px}.admin-community-voice__slide-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:.78rem;font-weight:600;color:var(--ac-ink-3)}.admin-community-voice__nav{position:absolute!important;top:50%;transform:translateY(-50%);width:32px;height:32px;padding:4px!important;background:#fffffff2!important;border:1px solid var(--ac-line);box-shadow:0 2px 8px #0f172a1f;z-index:2;border-radius:50%!important}.admin-community-voice__nav--prev{left:-16px}.admin-community-voice__nav--next{right:-16px}@media(max-width:599px){.admin-community-voice__slide{padding-right:20px;padding-left:20px}.admin-community-voice__nav{width:28px;height:28px}.admin-community-voice__nav--prev{left:-14px}.admin-community-voice__nav--next{right:-14px}}.admin-community-voice__dots{display:flex;justify-content:center;gap:6px;margin:10px 0 14px}.admin-community-voice__dot{width:7px;height:7px;border-radius:50%;border:none;padding:0;background:var(--ac-icon-faint);cursor:pointer}.admin-community-voice__dot.is-active{background:#5c60f5;width:18px;border-radius:999px}.admin-community-voice__top{border-top:1px solid var(--ac-line-soft);padding-top:12px}.admin-community-voice__top-row{display:grid;grid-template-columns:minmax(0,1fr) 90px;gap:10px;align-items:center;padding:8px 0;cursor:pointer;border-radius:8px}.admin-community-voice__top-row:hover{background:var(--ac-hover)}.admin-community-voice__top-bar{height:8px;border-radius:999px;background:var(--ac-hover);overflow:hidden}.admin-community-voice__top-bar>span{display:block;height:100%;border-radius:inherit;background:#5c60f5}.admin-community-voice__empty{border:1px dashed var(--ac-line);border-radius:14px;padding:24px 16px;text-align:center;color:var(--ac-ink-3);font-size:.875rem;box-sizing:border-box}.admin-schedule-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:32px 24px}.admin-schedule-empty__image{width:260px;height:auto;margin-bottom:20px;object-fit:contain}.admin-schedule-empty__title{font-size:1.1rem;font-weight:700!important;color:var(--ac-on-surface, var(--ac-ink));margin-bottom:8px}.admin-schedule-empty__desc{font-size:.875rem;color:var(--ac-outline, var(--ac-ink-3));max-width:360px;margin:0 auto 20px;line-height:1.5}.admin-schedule-empty__actions{display:flex;align-items:center;justify-content:center;gap:16px}.admin-schedule-empty__btn-primary{background-color:#2563eb!important;color:#fff!important;font-weight:600!important;text-transform:none!important;padding:8px 20px!important;border-radius:8px!important;font-size:.875rem!important;display:inline-flex!important;align-items:center!important;gap:6px!important;box-shadow:0 1px 2px #0000000d!important}.admin-schedule-empty__btn-primary:hover{background-color:#1d4ed8!important}.admin-schedule-empty__btn-secondary{color:#2563eb!important;font-weight:600!important;text-transform:none!important;font-size:.875rem!important;padding:8px 16px!important;border-radius:8px!important}.admin-schedule-empty__btn-secondary:hover{background-color:#2563eb0a!important}.admin-activities-empty-redesign{display:flex;flex-direction:row;align-items:center;justify-content:center;padding:32px 24px;gap:32px}@media(max-width:600px){.admin-activities-empty-redesign{flex-direction:column;text-align:center;gap:20px}}.admin-activities-empty__left{flex:0 0 auto}.admin-activities-empty__image-redesign{width:140px;height:auto;object-fit:contain}.admin-activities-empty__right{display:flex;flex-direction:column;align-items:flex-start;text-align:left}@media(max-width:600px){.admin-activities-empty__right{align-items:center;text-align:center}}.admin-activities-empty__title-redesign{font-size:1.1rem;font-weight:700!important;color:var(--ac-on-surface, var(--ac-ink));margin-bottom:8px}.admin-activities-empty__desc-redesign{font-size:.875rem;color:var(--ac-outline, var(--ac-ink-3));max-width:290px;line-height:1.5;margin-bottom:16px}.admin-activities-empty__btn-outlined{color:#2563eb!important;border:1px solid #2563eb!important;background-color:transparent!important;font-weight:600!important;text-transform:none!important;padding:6px 16px!important;border-radius:8px!important;font-size:.875rem!important}.admin-activities-empty__btn-outlined:hover{background-color:#2563eb0a!important;border-color:#1d4ed8!important}.admin-assignment-progress-box{display:flex;flex-direction:column;align-items:flex-end;margin-left:12px;flex-shrink:0}.admin-assignment-progress-text{font-size:.75rem;color:var(--ac-outline, var(--ac-ink-3));margin-bottom:6px;white-space:nowrap}.admin-assignment-progress-text strong{color:var(--ac-on-surface, var(--ac-ink));font-weight:700}.admin-assignment-progress-bar{width:70px;height:5px;background-color:var(--ac-line);border-radius:999px;overflow:hidden}.admin-assignment-progress-fill{height:100%;border-radius:inherit;transition:width .3s ease}.admin-assignment-progress-fill--green{background-color:#10b981}.admin-assignment-progress-fill--orange{background-color:#f97316}.admin-assignment-row-redesign{display:flex;align-items:center;padding:16px 24px;border-bottom:1px solid var(--ac-line-soft);transition:background-color .15s ease;cursor:pointer}.admin-assignment-row-redesign:last-child{border-bottom:none}.admin-assignment-row-redesign:hover{background-color:var(--ac-hover)}.admin-assignment-icon-box-redesign{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-right:12px;flex-shrink:0}.admin-assignment-info-redesign{flex-grow:1;min-width:0;margin-right:16px}.admin-assignment-title-redesign{font-size:.9rem;font-weight:700;color:var(--ac-ink);margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.admin-assignment-sub-redesign{font-size:.75rem;color:var(--ac-ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.admin-assignment-right-side{display:flex;align-items:center;gap:12px;flex-shrink:0}.admin-assignment-meta-stack{display:flex;flex-direction:column;align-items:flex-end;gap:4px}.admin-assignment-due-date{display:flex;align-items:center;gap:4px;font-size:.75rem;font-weight:600;color:#ef4444}.admin-assignment-due-date svg{font-size:.875rem!important}.admin-assignment-progress-row{display:flex;align-items:center;gap:8px}.admin-assignment-progress-bar-pink{width:60px;height:6px;background-color:#fce7f3;border-radius:999px;overflow:hidden}.admin-assignment-progress-fill-pink{height:100%;border-radius:inherit;background-color:#f43f5e;transition:width .3s ease}.admin-assignment-progress-text-students{font-size:.75rem;color:var(--ac-ink-3);font-weight:500}.admin-assignment-chevron{color:var(--ac-icon)}.admin-assignment-top-banner{display:flex;align-items:center;justify-content:space-between;background-color:#fdf2f2;border-radius:12px;padding:12px 16px;margin:16px 24px;gap:12px}.admin-assignment-top-banner__left{display:flex;align-items:center;gap:12px}.admin-assignment-top-banner__icon-box{width:36px;height:36px;border-radius:50%;background-color:#fee2e2;color:#ef4444;display:flex;align-items:center;justify-content:center;flex-shrink:0}.admin-assignment-top-banner__title{font-size:.85rem;font-weight:700;color:var(--ac-ink)}.admin-assignment-top-banner__sub{font-size:.75rem;color:var(--ac-ink-3);margin-top:1px}.admin-assignment-top-banner__btn{background-color:#dc2626!important;color:#fff!important;font-weight:600!important;text-transform:none!important;border-radius:8px!important;padding:6px 14px!important;font-size:.75rem!important;white-space:nowrap!important}.admin-assignment-top-banner__btn:hover{background-color:#b91c1c!important}.admin-assignment-ai-banner{display:flex;align-items:center;justify-content:space-between;background-color:#fffbeb;border-radius:12px;padding:12px 16px;margin:16px 24px;gap:12px;border:1px solid #fef3c7}@media(max-width:500px){.admin-assignment-ai-banner{flex-direction:column;align-items:stretch;text-align:center}}.admin-assignment-ai-banner__left{display:flex;align-items:flex-start;gap:10px}.admin-assignment-ai-banner__icon{color:#d97706;margin-top:2px;flex-shrink:0}.admin-assignment-ai-banner__text{font-size:.8rem;color:#451a03;line-height:1.4;text-align:left}.admin-assignment-ai-banner__text strong{color:#b45309;font-weight:700}.admin-assignment-ai-banner__btn{border:1px solid #f43f5e!important;color:#f43f5e!important;background-color:#fff!important;font-weight:600!important;text-transform:none!important;border-radius:8px!important;padding:6px 14px!important;font-size:.75rem!important;white-space:nowrap!important;display:inline-flex!important;align-items:center!important;gap:6px!important}.admin-assignment-ai-banner__btn:hover{background-color:#fff1f2!important}.admin-assignment-bottom-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:0 24px 20px}@media(max-width:480px){.admin-assignment-bottom-row{grid-template-columns:1fr}}.admin-assignment-bottom-card{background-color:var(--ac-hover);border-radius:12px;padding:12px 16px;display:flex;align-items:center;justify-content:space-between;box-sizing:border-box}.admin-assignment-bottom-card__left{display:flex;flex-direction:column;gap:2px;text-align:left}.admin-assignment-bottom-card__title{font-size:.8rem;font-weight:700;color:var(--ac-ink)}.admin-assignment-bottom-card__sub{font-size:.7rem;color:var(--ac-ink-3)}.admin-assignment-bottom-card__right-link{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:8px;background-color:var(--ac-line);color:var(--ac-ink-3);cursor:pointer;transition:all .2s ease}.admin-assignment-bottom-card__right-link:hover{background-color:var(--ac-icon-faint);color:var(--ac-ink)}.teaching-plan-section{background:var(--ac-surface-container-lowest, #fff)}.teaching-plan-header{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:16px}.teaching-plan-timeline{display:flex;flex-direction:column;gap:16px}.teaching-plan-timeline-item{position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 16px;padding-left:32px;border-left:2px solid var(--ac-outline-variant, #c3c6d7);min-height:56px;transition:opacity .2s ease}.teaching-plan-timeline-item.is-live{border-left-color:var(--ac-primary-fixed-dim, #b4c5ff)}.teaching-plan-timeline-item.is-upcoming{opacity:.85}.teaching-plan-timeline-item.is-upcoming:hover{opacity:1}.teaching-plan-timeline-item.is-past{opacity:.55}.teaching-plan-timeline-dot{position:absolute;left:-9px;top:50%;transform:translateY(-50%);width:16px;height:16px;border-radius:9999px;background:var(--ac-outline-variant, #c3c6d7);box-shadow:0 0 0 4px var(--ac-surface-container-lowest, #fff)}.teaching-plan-timeline-item.is-live .teaching-plan-timeline-dot{background:var(--ac-primary, #004ac6);box-shadow:0 0 0 4px var(--ac-primary-fixed, #dbe1ff)}.teaching-plan-timeline-body{flex:1;min-width:200px}.teaching-plan-timeline-time{display:block;font-weight:700!important;color:var(--ac-on-surface-variant, #434655)!important;letter-spacing:.02em;margin-bottom:2px!important}.teaching-plan-timeline-item.is-live .teaching-plan-timeline-time{color:var(--ac-primary, #004ac6)!important}.teaching-plan-timeline-title{font-weight:700!important;color:var(--ac-on-surface, var(--ac-ink))!important;line-height:1.35!important}.teaching-plan-timeline-sub{color:var(--ac-on-surface-variant, #434655)!important;font-size:.875rem!important}.teaching-plan-recurring-badge{display:inline-block;margin-left:8px;padding:2px 8px;border-radius:9999px;font-size:.7rem;font-weight:700;vertical-align:middle;background:var(--ac-tertiary-fixed, #ffddb8);color:var(--ac-on-tertiary-fixed, #2a1700)}.teaching-plan-timeline-actions{flex-wrap:wrap}.teaching-plan-btn{text-transform:none!important;font-weight:700!important;border-radius:9999px!important}.teaching-plan-btn--join{background:var(--ac-secondary, #006c49)!important;color:#fff!important;box-shadow:0 4px #005236}.teaching-plan-btn--join:hover{background:var(--ac-on-secondary-container, #00714d)!important}.teaching-plan-btn--setup{box-shadow:0 3px #004395}.teaching-plan-empty{text-align:center;padding:32px 16px;border:1px dashed var(--ac-outline-variant, #c3c6d7);border-radius:12px;background:var(--ac-surface-container-low, #eff4ff)}@media(max-width:768px){.teaching-plan-header{flex-direction:column}.teaching-plan-header-actions{width:100%;padding-left:0;flex-wrap:nowrap!important}.teaching-plan-header-actions .teaching-plan-header-icon-btn{width:36px!important;height:36px!important;min-width:36px!important;padding:0!important;box-shadow:none!important}.teaching-plan-header-actions .teaching-plan-header-icon-btn.MuiButton-outlined{border-width:1px}.teaching-plan-header-actions .teaching-plan-header-icon-btn .MuiButton-startIcon,.teaching-plan-header-actions .teaching-plan-header-icon-btn .MuiButton-endIcon{margin:0!important}.teaching-plan-timeline-actions{width:100%;padding-left:0}.teaching-plan-timeline-actions .MuiButton-root{flex:1;min-width:0}}.schedule-week-page{padding-bottom:48px}.schedule-week-toolbar{background:var(--ac-surface-container-lowest, #fff)}.schedule-week-day.is-today{border-color:var(--ac-primary-fixed-dim, #b4c5ff);box-shadow:0 0 0 1px var(--ac-primary-fixed, #dbe1ff)}.schedule-week-today-badge{display:inline-block;margin-left:8px;padding:2px 8px;border-radius:9999px;font-size:.75rem;font-weight:700;background:var(--ac-primary-fixed, #dbe1ff);color:var(--ac-primary, #004ac6);vertical-align:middle}.schedule-week-day-empty{padding:12px 16px 12px 32px;border-left:2px dashed var(--ac-outline-variant, #c3c6d7);margin-left:0}.schedule-week-grid-wrap{padding:0;overflow:hidden}.schedule-week-grid-scroll{overflow-x:auto;overflow-y:auto;max-height:min(72vh,820px)}.schedule-week-grid{display:flex;flex-direction:column;background:var(--ac-surface-container-lowest, #fff)}.schedule-week-grid-header{display:grid;grid-template-columns:56px repeat(7,minmax(88px,1fr));position:sticky;top:0;z-index:3;background:var(--ac-surface-container-lowest, #fff);border-bottom:1px solid var(--ac-outline-variant, #c3c6d7)}.schedule-week-grid-body{display:grid;grid-template-columns:56px 1fr}.schedule-week-grid-gutter{border-right:1px solid var(--ac-outline-variant, #c3c6d7);background:var(--ac-surface-container-low, #eff4ff)}.schedule-week-grid-gutter--header{min-height:52px}.schedule-week-grid-day-header{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:8px 4px;border-right:1px solid var(--ac-outline-variant, #c3c6d7);min-height:52px}.schedule-week-grid-day-header.is-today{background:var(--ac-primary-fixed, #dbe1ff)}.schedule-week-grid-day-weekday{font-weight:700!important;text-transform:capitalize;color:var(--ac-on-surface-variant, #434655)!important}.schedule-week-grid-day-header.is-today .schedule-week-grid-day-weekday{color:var(--ac-primary, #004ac6)!important}.schedule-week-grid-day-date{font-weight:700!important;color:var(--ac-on-surface, var(--ac-ink))!important}.schedule-week-grid-times{position:relative}.schedule-week-grid-time-label{display:flex;align-items:flex-start;justify-content:flex-end;padding:4px 8px 0 0;font-size:.7rem;font-weight:600;color:var(--ac-on-surface-variant, #434655);box-sizing:border-box;transform:translateY(-6px)}.schedule-week-grid-columns{display:grid;grid-template-columns:repeat(7,minmax(108px,1fr));position:relative}.schedule-week-grid-col{position:relative;border-right:1px solid var(--ac-outline-variant, #c3c6d7);cursor:pointer;background:var(--ac-surface-container-lowest, #fff)}.schedule-week-grid-col.is-today{background:color-mix(in srgb,var(--ac-primary-fixed, #dbe1ff) 35%,#fff)}.schedule-week-grid-col:hover{background:color-mix(in srgb,var(--ac-primary-fixed, #dbe1ff) 18%,#fff)}.schedule-week-grid-hour-line{position:absolute;left:0;right:0;height:1px;background:var(--ac-outline-variant, #c3c6d7);pointer-events:none;opacity:.65}.schedule-week-grid-event{position:absolute;left:4px;right:4px;z-index:2;display:flex;flex-direction:column;align-items:flex-start;gap:1px;padding:5px 7px;border:none;border-radius:8px;border-left:3px solid var(--ac-primary, #004ac6);background:var(--ac-primary-fixed, #dbe1ff);color:var(--ac-on-primary-fixed, #00174a);text-align:left;cursor:pointer;overflow:hidden;box-shadow:0 1px 2px #0b1c3014;transition:box-shadow .15s ease,transform .15s ease;min-height:72px}.schedule-week-grid-event:hover{box-shadow:0 2px 8px #0b1c3024;transform:translateY(-1px)}.schedule-week-grid-event.is-live{border-left-color:var(--ac-secondary, #006c49);background:#d4f5e8;color:#003824}.schedule-week-grid-event.is-past{opacity:.55}.schedule-week-grid-event.is-live-class{border-left-color:var(--ac-primary, #004ac6)}.schedule-week-grid-event.is-office-hours{border-left-color:#7c5800;background:#fff3d6;color:#2a1700}.schedule-week-grid-event.is-exam{border-left-color:#9c1f1f;background:#ffe5e5;color:#410002}.schedule-week-grid-event.is-other{border-left-color:var(--ac-outline, #747787);background:var(--ac-surface-container-high, #e4e8f5)}.schedule-week-grid-event-time{font-size:.65rem;font-weight:700;line-height:1.2;white-space:nowrap;flex-shrink:0}.schedule-week-grid-event-head{display:flex;align-items:center;justify-content:space-between;gap:4px;width:100%;min-width:0}.schedule-week-grid-event-badges{display:flex;flex-wrap:wrap;gap:2px;justify-content:flex-end;flex-shrink:0}.schedule-week-grid-event-class{font-size:.68rem;font-weight:800;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.schedule-week-grid-event-title{font-size:.7rem;font-weight:600;line-height:1.25;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;max-width:100%}.schedule-week-grid-event-lesson{font-size:.62rem;font-weight:600;opacity:.9;line-height:1.25;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;max-width:100%}.schedule-week-grid-event-meta{font-size:.6rem;font-weight:600;opacity:.75;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;margin-top:auto}.schedule-week-grid-event-badge{font-size:.55rem;font-weight:700;padding:1px 4px;border-radius:9999px;background:#ffffff8c;white-space:nowrap}.schedule-week-grid-event-badge.is-live{background:var(--ac-secondary, #006c49);color:#fff}.schedule-week-grid-event-badge.is-setup{background:#fff3d6;color:#7c5800}.schedule-week-grid-event-badge.is-type{background:#fff6}@media(max-width:768px){.schedule-week-grid-scroll{max-height:none}}.session-modal-paper{border-radius:16px!important;border:1px solid var(--ac-line)!important;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a!important}.session-dialog-header{display:flex!important;align-items:center!important;gap:16px!important;padding:20px 24px!important;border-bottom:1px solid var(--ac-line-soft)!important;background-color:#fff!important}.session-header-badge{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:10px;background-color:#eef2ff;color:#4f46e5;flex-shrink:0}.session-header-title-wrap{display:flex;flex-direction:column}.session-header-title{font-size:1.25rem!important;font-weight:700!important;color:var(--ac-ink)!important;line-height:1.2!important}.session-header-subtitle{font-size:.875rem!important;color:var(--ac-ink-3)!important;margin-top:2px!important}.session-modal-container{display:flex;gap:24px;padding:24px!important;background-color:var(--ac-hover)}@media(max-width:900px){.session-modal-container{flex-direction:column;padding:16px!important}}.session-modal-main{flex:1;display:flex;flex-direction:column;gap:20px;min-width:0}.session-modal-sidebar{width:320px;flex-shrink:0;display:flex;flex-direction:column;gap:16px}@media(max-width:900px){.session-modal-sidebar{width:100%}}.session-section-card{background-color:#fff;border:1px solid var(--ac-line);border-radius:12px;padding:20px;box-shadow:0 1px 3px #00000005;display:flex;flex-direction:column;gap:16px}.session-section-header{display:flex;align-items:center;gap:10px;padding-bottom:4px}.session-section-icon{color:#6366f1;display:flex;align-items:center;font-size:1.1rem}.session-section-title{font-size:.95rem!important;font-weight:700!important;color:var(--ac-ink)!important}.session-grid-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.session-time-grid-row{display:grid;grid-template-columns:1fr auto 1fr;gap:16px;align-items:center}@media(max-width:600px){.session-grid-row,.session-time-grid-row{grid-template-columns:1fr;gap:12px}}.session-field-with-icon{display:flex;align-items:center;gap:8px}.session-ai-tip{display:flex;gap:12px;background-color:#faf5ff;border-radius:10px;padding:12px 16px;align-items:flex-start}.session-ai-tip-icon{color:#a855f7;flex-shrink:0;margin-top:2px}.session-ai-tip-text{font-size:.85rem!important;color:#6b21a8!important;line-height:1.45!important;font-weight:500!important}.session-time-banner{display:flex;justify-content:space-between;align-items:center;background-color:#f0f9ff;border-radius:10px;padding:10px 14px;font-size:.8rem;color:#0369a1;font-weight:600;gap:12px;flex-wrap:wrap}.session-time-banner-item{display:flex;align-items:center;gap:6px}.session-switch-block{display:flex;align-items:center;justify-content:space-between;gap:16px}.session-switch-info{display:flex;flex-direction:column;gap:2px}.session-switch-title{font-size:.875rem!important;font-weight:700!important;color:var(--ac-ink)!important}.session-switch-desc{font-size:.775rem!important;color:var(--ac-ink-3)!important;line-height:1.3!important}.session-divider-or{display:flex;align-items:center;text-align:center;color:var(--ac-icon);font-size:.775rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;margin:4px 0}.session-divider-or:before,.session-divider-or:after{content:"";flex:1;border-bottom:1px solid var(--ac-line)}.session-divider-or:not(:empty):before{margin-right:.75em}.session-divider-or:not(:empty):after{margin-left:.75em}.session-sidebar-card{background-color:#fff;border:1px solid var(--ac-line);border-radius:12px;padding:20px;box-shadow:0 1px 3px #00000005;display:flex;flex-direction:column;gap:16px}.session-sidebar-title{font-size:1.05rem!important;font-weight:700!important;color:#4f46e5!important}.session-summary-list{display:flex;flex-direction:column;gap:16px}.session-summary-item{display:flex;align-items:center;gap:12px}.session-summary-icon{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;flex-shrink:0}.session-summary-icon.class{background-color:#eff6ff;color:#3b82f6}.session-summary-icon.title{background-color:#faf5ff;color:#a855f7}.session-summary-icon.type{background-color:#ecfeff;color:#06b6d4}.session-summary-icon.lesson{background-color:#fdf2f8;color:#ec4899}.session-summary-icon.time{background-color:#f0fdf4;color:#22c55e}.session-summary-icon.method{background-color:#fff7ed;color:#f97316}.session-summary-icon.notes{background-color:#fefce8;color:#eab308}.session-summary-content{display:flex;flex-direction:column;min-width:0}.session-summary-label{font-size:.725rem!important;font-weight:700!important;color:var(--ac-ink-3)!important;text-transform:uppercase;letter-spacing:.05em}.session-summary-value{font-size:.85rem!important;font-weight:600!important;color:var(--ac-ink)!important;word-break:break-word;line-height:1.35!important}.session-tip-card{display:flex;gap:10px;background-color:#f0fdf4;border-radius:10px;padding:12px 16px;align-items:flex-start}.session-tip-icon{color:#22c55e;flex-shrink:0;margin-top:2px}.session-tip-text{font-size:.8rem!important;color:#166534!important;line-height:1.45!important;font-weight:500!important}.session-footer-cancel{border-color:var(--ac-outline-variant)!important;color:var(--ac-ink-3)!important;text-transform:none!important;font-weight:700!important;border-radius:10px!important;padding:8px 24px!important;font-size:.875rem!important;transition:all .2s ease!important}.session-footer-cancel:hover{background-color:var(--ac-hover)!important;border-color:var(--ac-icon)!important;color:var(--ac-ink-2)!important}.session-footer-save{background-color:#4f46e5!important;color:#fff!important;text-transform:none!important;font-weight:700!important;border-radius:10px!important;padding:8px 24px!important;font-size:.875rem!important;transition:all .2s ease!important;box-shadow:none!important}.session-footer-save:hover{background-color:#4338ca!important;box-shadow:none!important}.session-footer-save.Mui-disabled{background-color:var(--ac-icon-faint)!important;color:var(--ac-icon)!important}.teaching-plan-row{display:flex;align-items:center;padding:16px 20px;border-bottom:1px solid var(--ac-line-soft);background-color:#fff;transition:background-color .15s ease}.teaching-plan-row:last-child{border-bottom:none}.teaching-plan-row:hover{background-color:var(--ac-hover)}.teaching-plan-time-col{display:flex;flex-direction:column;width:90px;flex-shrink:0}.teaching-plan-time-start{font-size:.95rem;font-weight:700;color:var(--ac-ink);line-height:1.2}.teaching-plan-time-end{font-size:.8rem;color:var(--ac-icon);margin-top:2px}.teaching-plan-square-badge{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:.875rem;font-weight:700;margin-right:16px;flex-shrink:0}.teaching-plan-square-badge.var-purple{background-color:#f5f3ff;color:#7c3aed}.teaching-plan-square-badge.var-green{background-color:#ecfdf5;color:#059669}.teaching-plan-square-badge.var-orange{background-color:#fff7ed;color:#ea580c}.teaching-plan-square-badge.var-blue{background-color:#eff6ff;color:#2563eb}.teaching-plan-row-info{flex-grow:1;min-width:0;margin-right:16px}.teaching-plan-row-title{font-size:.938rem;font-weight:700;color:var(--ac-ink);margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.teaching-plan-row-sub{font-size:.775rem;color:var(--ac-ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.teaching-plan-row-status{display:inline-flex;align-items:center;gap:6px;font-size:.775rem;font-weight:700;padding:4px 12px;border-radius:20px;white-space:nowrap;margin-right:16px}.teaching-plan-row-status.active{background-color:#dcfce7;color:#15803d}.teaching-plan-row-status.pending{background-color:var(--ac-hover);color:var(--ac-ink-3)}.teaching-plan-row-status.completed{background-color:var(--ac-hover);color:var(--ac-icon)}.teaching-plan-row-status.waiting{background-color:#fff7ed;color:#ea580c}.teaching-plan-row-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}@media(max-width:768px){.teaching-plan-row{flex-wrap:wrap;padding:12px;gap:8px}.teaching-plan-row-info{width:calc(100% - 150px);margin-right:0}.teaching-plan-row-status{margin-right:0}.teaching-plan-row-actions{width:100%;margin-top:8px;justify-content:flex-end}}.student-support-page-header{margin-bottom:32px}.student-support-page-title{display:flex;align-items:center;gap:12px;font-size:1.5rem!important;font-weight:700!important;color:var(--ac-ink)!important;line-height:1.3!important}.student-support-page-title svg{color:#0052cc;font-size:1.5rem}.student-support-page-subtitle{margin-top:4px!important;font-size:.875rem!important;color:var(--ac-ink-3)!important}.student-support-summary-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:24px}@media(max-width:768px){.student-support-summary-grid{grid-template-columns:1fr;gap:12px}}.student-support-summary-card{position:relative;overflow:hidden;background:#fff;border-radius:16px;padding:20px;border:1px solid;box-shadow:0 1px 2px #0f172a0a;transition:box-shadow .2s ease}.student-support-summary-card:hover{box-shadow:0 4px 12px #0f172a14}.student-support-summary-card:before{content:"";position:absolute;top:0;left:0;width:4px;height:100%}.student-support-summary-card--critical{border-color:#fecaca}.student-support-summary-card--critical:before{background:#ef4444}.student-support-summary-card--warning{border-color:#fed7aa}.student-support-summary-card--warning:before{background:#fb923c}.student-support-summary-card--attention{border-color:#fde68a}.student-support-summary-card--attention:before{background:#fbbf24}.student-support-summary-card-label{font-size:.6875rem!important;font-weight:700!important;letter-spacing:.06em;text-transform:uppercase;line-height:1.3!important}.student-support-summary-card-value{font-size:2.25rem!important;font-weight:900!important;color:var(--ac-ink)!important;line-height:1.1!important;margin-top:4px!important}.student-support-summary-card-icon{width:40px;height:40px;border-radius:9999px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.student-support-summary-card-icon svg{font-size:1.25rem}.student-support-table-panel{background:#fff;border:1px solid var(--ac-line);border-radius:16px;overflow:hidden;box-shadow:0 1px 2px #0f172a0a}.student-support-table{width:100%;border-collapse:collapse}.student-support-table thead th{padding:16px 24px;font-size:.6875rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--ac-icon);background:#fff;border-bottom:1px solid var(--ac-line-soft);white-space:nowrap}.student-support-table tbody td{padding:12px 24px;font-size:.875rem;color:var(--ac-ink-3);border-bottom:1px solid var(--ac-line-soft);vertical-align:middle}.student-support-table tbody tr:hover{background:var(--ac-hover)}.student-support-table tbody tr:last-child td{border-bottom:none}.student-support-student-cell{display:flex;align-items:center;gap:12px;min-width:0}.student-support-student-avatar{width:36px!important;height:36px!important;font-size:.75rem!important;font-weight:700!important;flex-shrink:0}.student-support-student-name{font-size:.875rem!important;font-weight:700!important;color:var(--ac-ink)!important;line-height:1.3!important}.student-support-student-class{font-size:.75rem!important;color:var(--ac-ink-3)!important;line-height:1.3!important}.student-support-risk-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:9999px;font-size:.6875rem;font-weight:700;border:1px solid;white-space:nowrap}.student-support-risk-badge-dot{width:6px;height:6px;border-radius:9999px;flex-shrink:0;animation:student-support-pulse 2s ease-in-out infinite}@keyframes student-support-pulse{0%,to{opacity:1}50%{opacity:.45}}.student-support-score-pill{display:inline-block;padding:2px 8px;border-radius:6px;font-size:.75rem;font-weight:700}.student-support-score-pill--low{color:#dc2626;background:#fef2f2}.student-support-score-pill--mid{color:#ea580c;background:#fff7ed}.student-support-score-pill--ok{color:#16a34a;background:#f0fdf4}.student-support-sparkline{width:64px;height:24px;display:block}.student-support-sparkline--down{color:#f87171}.student-support-sparkline--up{color:#4ade80}.student-support-sparkline--flat{color:var(--ac-icon-faint)}.student-support-view-btn{text-transform:none!important;font-size:.75rem!important;font-weight:600!important;border-radius:8px!important;padding:6px 12px!important;border-color:#0052cc!important;color:#0052cc!important}.student-support-view-btn:hover{background:#0052cc!important;color:#fff!important;border-color:#0052cc!important}.student-support-widget-section{margin-bottom:24px}.student-support-widget-header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:20px}.student-support-widget-actions{display:flex;gap:4px;flex-shrink:0}@media(max-width:899px){.student-support-table thead th,.student-support-table tbody td{padding:10px 12px}.student-support-table .student-support-col-trend,.student-support-table .student-support-col-reason{display:none}}.student-support-profile-dialog .MuiDialog-paper{border-radius:16px!important;overflow:hidden;max-width:512px;box-shadow:0 25px 50px #0f172a2e!important}.student-support-profile-dialog .MuiBackdrop-root{background:#0f172a66!important;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.student-support-profile-header{position:relative;padding:16px 20px;border-bottom:1px solid var(--ac-line-soft);background:#fff}.student-support-profile-close{position:absolute!important;top:12px;right:12px;color:var(--ac-icon)!important}.student-support-profile-close:hover{color:var(--ac-ink-3)!important;background:var(--ac-hover)!important}.student-support-profile-identity{display:flex;align-items:center;gap:12px}.student-support-profile-avatar-lg{width:48px!important;height:48px!important;font-size:1rem!important;font-weight:700!important;border:1px solid #dbeafe;box-shadow:inset 0 1px 2px #3b82f614}.student-support-profile-name-lg{font-size:1.0625rem!important;font-weight:700!important;color:var(--ac-ink)!important;line-height:1.3!important;min-width:0}.student-support-profile-name-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding-right:28px}.student-support-profile-header-badge{flex-shrink:0;font-size:.625rem;padding:3px 8px}.student-support-profile-class{font-size:.8125rem!important;color:var(--ac-ink-3)!important;margin-top:2px!important}.student-support-profile-body{padding:16px 20px;overflow:visible}.student-support-profile-body.is-scrollable{overflow-y:auto;max-height:min(58vh,480px)}.student-support-profile-metrics-primary{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:10px}.student-support-profile-metrics-secondary{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}@media(max-width:480px){.student-support-profile-metrics-primary,.student-support-profile-metrics-secondary{grid-template-columns:1fr}}.student-support-profile-metric-hero{border-radius:12px;padding:12px;border:1px solid;display:flex;flex-direction:column;justify-content:center}.student-support-profile-metric-hero-label{font-size:.625rem!important;font-weight:600!important;letter-spacing:.04em;text-transform:uppercase;margin-bottom:2px!important}.student-support-profile-metric-hero-value{font-size:1.625rem!important;font-weight:900!important;line-height:1!important}.student-support-profile-metric-hero-tag{display:inline-block;font-size:.625rem;font-weight:500;padding:2px 6px;border-radius:4px;border:1px solid;background:#fff;margin-bottom:2px}.student-support-profile-metric-reason-title{font-size:.875rem!important;font-weight:700!important;color:var(--ac-ink)!important;line-height:1.3!important}.student-support-profile-metric-reason-sub{font-size:.6875rem!important;color:var(--ac-icon)!important;margin-top:1px!important}.student-support-profile-metric-tile{background:#fff;border:1px solid var(--ac-line-soft);border-radius:10px;padding:8px 10px;text-align:center;box-shadow:0 1px 2px #0f172a0a}.student-support-profile-metric-tile-label{display:block;font-size:.625rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--ac-icon)}.student-support-profile-metric-tile-value{display:block;font-size:1rem;font-weight:700;color:var(--ac-ink);margin-top:0}.student-support-profile-metric-tile-unit{font-size:.625rem;font-weight:400;color:var(--ac-icon)}.student-support-profile-section-title{font-size:.8125rem!important;font-weight:700!important;color:var(--ac-ink)!important;margin-bottom:8px!important;padding-bottom:6px;border-bottom:1px solid var(--ac-line-soft)}.student-support-profile-assignment-item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 10px;border-radius:8px;border:1px solid var(--ac-line-soft);background:#f8fafc80;margin-bottom:4px}.student-support-profile-assignment-item:last-child{margin-bottom:0}.student-support-profile-assignment-main{display:flex;align-items:center;gap:10px;min-width:0;flex:1}.student-support-profile-assignment-icon{width:28px;height:28px;border-radius:9999px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.student-support-profile-assignment-icon svg{font-size:.875rem}.student-support-profile-assignment-title{font-size:.8125rem!important;font-weight:600!important;color:var(--ac-ink-2)!important;line-height:1.25!important}.student-support-profile-assignment-sub{font-size:.6875rem!important;color:var(--ac-icon)!important;margin-top:0!important;margin-left:6px}.student-support-profile-assignment-count{font-size:.8125rem;font-weight:700;color:var(--ac-icon);flex-shrink:0;padding-top:0}.student-support-profile-lesson-list{margin:8px 0 0 44px;padding:0;list-style:none}.student-support-profile-lesson-list li{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:6px 0;border-top:1px dashed var(--ac-line);font-size:.75rem;color:var(--ac-ink-3)}.student-support-profile-lesson-list li:first-child{border-top:none;padding-top:0}.student-support-profile-footer{padding:12px 16px;border-top:1px solid var(--ac-line-soft);background:var(--ac-hover);display:flex;justify-content:flex-end;gap:12px}.student-support-profile-btn-close{text-transform:none!important;font-size:.8125rem!important;font-weight:500!important;color:var(--ac-ink-3)!important;border-color:var(--ac-line)!important;background:#fff!important;border-radius:8px!important;box-shadow:0 1px 2px #0f172a0a!important}.student-support-profile-btn-remind{text-transform:none!important;font-size:.8125rem!important;font-weight:500!important;background:#0052cc!important;border-radius:8px!important;box-shadow:0 1px 3px #0052cc33!important}.student-support-profile-btn-remind.Mui-disabled{background:var(--ac-icon)!important;color:#fff!important}.ai-assistant-page{--ai-primary: #004ac6;--ai-on-primary: #ffffff;--ai-primary-fixed: #dbe1ff;--ai-primary-container: #2563eb;--ai-on-primary-container: #eeefff;--ai-surface: #faf8ff;--ai-surface-container-low: #f2f3ff;--ai-surface-container: #eaedff;--ai-surface-container-high: #e2e7ff;--ai-surface-container-highest: #dae2fd;--ai-surface-container-lowest: #ffffff;--ai-on-surface: #131b2e;--ai-on-surface-variant: #434655;--ai-secondary: #5c5f61;--ai-outline: #737686;--ai-outline-variant: #c3c6d7;--ai-sidebar-width: 280px;--ai-chat-max-width: 800px;display:grid;grid-template-columns:var(--ai-sidebar-width) 1fr;height:calc(100vh - 140px);min-height:0;background:var(--ai-surface);border-radius:12px;overflow:hidden;border:1px solid var(--ai-outline-variant)}.ai-assistant-brand{display:flex;align-items:center;gap:12px;margin-bottom:8px}.ai-assistant-brand--drawer{margin-bottom:24px}.ai-assistant-brand--drawer .ai-assistant-brand-icon{background:var(--ai-primary-container)}.ai-assistant-sidebar{display:flex;flex-direction:column;gap:1rem;padding:1.5rem;background:var(--ai-surface-container-low);border-right:1px solid var(--ai-outline-variant);min-height:0}.ai-assistant-brand-icon{width:40px;height:40px;border-radius:8px;background:var(--ai-primary);color:var(--ai-on-primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}.ai-assistant-brand-title{font-size:18px;font-weight:600;line-height:28px;color:var(--ai-primary);margin:0}.ai-assistant-brand-subtitle{font-size:12px;font-weight:500;letter-spacing:.05em;color:var(--ai-on-surface-variant);opacity:.7;margin:0}.ai-assistant-new-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:12px;border:none;border-radius:8px;background:var(--ai-primary);color:var(--ai-on-primary);font-size:16px;font-weight:600;cursor:pointer;box-shadow:0 1px 2px #0000000d;transition:opacity .15s,transform .1s}.ai-assistant-new-btn:hover{opacity:.9}.ai-assistant-new-btn:active{transform:scale(.98)}.ai-assistant-new-btn--drawer{background:var(--ai-primary-container);color:var(--ai-on-primary-container);margin-bottom:8px}.ai-assistant-history-label{font-size:12px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--ai-outline);padding:4px 8px}.ai-assistant-history-list{flex:1;min-height:0;overflow-y:auto;display:flex;flex-direction:column;gap:4px}.ai-assistant-history-row{display:flex;align-items:center;gap:4px;border-radius:8px;padding-right:4px}.ai-assistant-history-row:hover .ai-assistant-history-item-actions,.ai-assistant-history-row.is-active .ai-assistant-history-item-actions{opacity:1}.ai-assistant-history-row.is-active{background:var(--ai-surface-container-highest)}.ai-assistant-history-row--drawer.is-active{background:var(--ai-primary-container)}.ai-assistant-history-item-actions{display:flex;align-items:center;flex-shrink:0;opacity:0;transition:opacity .15s}.ai-assistant-history-item-actions .MuiIconButton-root{color:var(--ai-outline)}.ai-assistant-history-item-actions .MuiIconButton-root:hover{color:var(--ai-primary)}.ai-assistant-history-item{display:flex;align-items:center;gap:12px;padding:8px 16px;border-radius:8px;border:none;border-left:4px solid transparent;background:transparent;color:var(--ai-secondary);cursor:pointer;text-align:left;flex:1;min-width:0;transition:background .15s}.ai-assistant-history-item:hover{background:var(--ai-surface-container)}.ai-assistant-history-row.is-active .ai-assistant-history-item:hover{background:transparent}.ai-assistant-history-item.is-active{background:transparent;color:var(--ai-primary);border-left-color:var(--ai-primary)}.ai-assistant-history-item--drawer.is-active{background:transparent;color:var(--ai-on-primary-container);border-left-color:var(--ai-primary)}.ai-assistant-history-row--drawer.is-active .ai-assistant-history-item.is-active{color:var(--ai-on-primary-container)}.ai-assistant-history-item-title{font-size:14px;font-weight:500;line-height:20px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ai-assistant-history-item-body{min-width:0;flex:1}.ai-assistant-history-item-time{font-size:10px;color:var(--ai-outline)}.ai-assistant-main{display:flex;flex-direction:column;min-height:0;background:var(--ai-surface)}.ai-assistant-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.5rem;height:64px;flex-shrink:0;border-bottom:1px solid rgba(195,198,215,.3);background:#faf8ffcc;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.ai-assistant-header-badge{display:inline-flex;align-items:center;gap:8px;padding:4px 12px;border-radius:9999px;background:var(--ai-primary-fixed);color:var(--ai-primary);font-size:12px;font-weight:500;letter-spacing:.05em}.ai-assistant-header-badge-dot{width:8px;height:8px;border-radius:50%;background:var(--ai-primary);animation:ai-pulse 2s ease-in-out infinite}.ai-assistant-header-conversation{font-size:14px;color:var(--ai-on-surface-variant);font-weight:500}.ai-assistant-messages-wrap{flex:1;min-height:0;overflow-y:auto;padding:0 16px;display:flex;flex-direction:column}.ai-assistant-messages{max-width:var(--ai-chat-max-width);margin:0 auto;padding:48px 0;display:flex;flex-direction:column;flex:1;width:100%;min-height:min-content}.ai-assistant-messages-inner{display:flex;flex-direction:column;gap:32px;margin-top:auto;width:100%}.ai-assistant-messages--empty .ai-assistant-messages-inner{margin-top:0;flex:1;justify-content:center}@keyframes ai-pulse{0%,to{opacity:1}50%{opacity:.4}}.ai-assistant-drawer-backdrop,.ai-assistant-suggestions--mobile{display:none}.ai-assistant-suggestions--desktop{display:flex}.ai-assistant-day-label{text-align:center;font-size:12px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--ai-outline)}.ai-assistant-welcome{margin-top:32px;text-align:center;animation:ai-fade-in .7s ease-out}.ai-assistant-welcome-icon{width:64px;height:64px;margin:0 auto 16px;border-radius:16px;background:var(--ai-surface-container-high);display:flex;align-items:center;justify-content:center;color:var(--ai-primary);box-shadow:0 1px 2px #0000000d}.ai-assistant-welcome-title{font-size:18px;font-weight:600;line-height:28px;color:var(--ai-on-surface);margin:0 0 8px}.ai-assistant-welcome-text{font-size:14px;line-height:20px;color:var(--ai-on-surface-variant);margin:0 auto;max-width:320px}@keyframes ai-fade-in{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.ai-assistant-msg-user{display:flex;justify-content:flex-end;width:100%}.ai-assistant-bubble-user{max-width:80%;padding:16px 24px;border-radius:12px 12px 4px;background:var(--ai-primary);color:var(--ai-on-primary);box-shadow:0 1px 2px #0000000d}.ai-assistant-bubble-text{margin:0;font-size:16px;line-height:24px;white-space:pre-wrap;word-break:break-word}.ai-assistant-markdown{font-size:16px;line-height:24px;word-break:break-word;color:inherit}.ai-assistant-markdown>:first-child{margin-top:0}.ai-assistant-markdown>:last-child{margin-bottom:0}.ai-assistant-markdown p{margin:0 0 12px}.ai-assistant-markdown p:last-child{margin-bottom:0}.ai-assistant-markdown h1,.ai-assistant-markdown h2,.ai-assistant-markdown h3,.ai-assistant-markdown h4{margin:16px 0 8px;font-weight:600;line-height:1.35}.ai-assistant-markdown h1{font-size:1.25em}.ai-assistant-markdown h2{font-size:1.125em}.ai-assistant-markdown h3,.ai-assistant-markdown h4{font-size:1em}.ai-assistant-markdown ul,.ai-assistant-markdown ol{margin:0 0 12px;padding-left:1.5em}.ai-assistant-markdown li{margin:4px 0}.ai-assistant-markdown li>p{margin:0}.ai-assistant-markdown blockquote{margin:0 0 12px;padding:4px 0 4px 12px;border-left:3px solid rgba(67,70,85,.25);color:#434655d9}.ai-assistant-markdown code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.9em;padding:2px 6px;border-radius:4px;background:#43465514}.ai-assistant-markdown pre{margin:0 0 12px;padding:12px 14px;border-radius:8px;background:#43465514;overflow-x:auto}.ai-assistant-markdown pre code{padding:0;background:transparent;font-size:.875em;line-height:1.5}.ai-assistant-markdown a{color:var(--ai-primary);text-decoration:underline;text-underline-offset:2px}.ai-assistant-markdown a:hover{opacity:.85}.ai-assistant-markdown table{width:100%;margin:0 0 12px;border-collapse:collapse;font-size:.9375em}.ai-assistant-markdown th,.ai-assistant-markdown td{padding:8px 10px;border:1px solid rgba(195,198,215,.5);text-align:left}.ai-assistant-markdown th{background:#4346550f;font-weight:600}.ai-assistant-markdown hr{margin:12px 0;border:none;border-top:1px solid rgba(195,198,215,.4)}.ai-assistant-bubble-time{margin-top:8px;font-size:10px;font-weight:500;color:#43465599;display:none}.ai-assistant-bubble-time--user{text-align:right;color:#ffffffb3}.ai-assistant-msg-ai{display:flex;justify-content:flex-start;gap:16px;width:100%}.ai-assistant-msg-ai-body{min-width:0;max-width:85%}.ai-assistant-avatar{width:32px;height:32px;border-radius:8px;background:var(--ai-surface-container);border:1px solid rgba(195,198,215,.3);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--ai-primary)}.ai-assistant-bubble-ai{padding:16px 24px;border-radius:12px 12px 12px 4px;background:var(--ai-surface-container-low);border:1px solid rgba(195,198,215,.3);color:var(--ai-on-surface);box-shadow:0 1px 2px #0000000d}.ai-assistant-bubble-actions{display:flex;gap:8px;padding-top:8px;margin-top:8px;border-top:1px solid rgba(195,198,215,.2)}.ai-assistant-bubble-action-btn{padding:6px;border:none;border-radius:4px;background:transparent;color:var(--ai-outline);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s}.ai-assistant-bubble-action-btn:hover{background:var(--ai-surface-container)}.ai-assistant-typing{display:flex;justify-content:flex-start;gap:16px;align-items:center}.ai-assistant-typing .ai-assistant-avatar{opacity:.5}.ai-assistant-typing-dots{display:flex;gap:6px;align-items:center;padding:12px 16px;border-radius:9999px;background:var(--ai-surface-container-low);border:1px solid rgba(195,198,215,.3)}.ai-assistant-typing-dot{width:6px;height:6px;border-radius:50%;background:var(--ai-outline);animation:ai-typing 1.4s infinite ease-in-out}.ai-assistant-typing-dot:nth-child(2){animation-delay:.2s}.ai-assistant-typing-dot:nth-child(3){animation-delay:.4s}@keyframes ai-typing{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-4px)}}.ai-assistant-footer{flex-shrink:0;max-width:var(--ai-chat-max-width);width:100%;margin:0 auto;padding:16px 16px 24px}.ai-assistant-suggestions{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:16px}.ai-assistant-suggestion-chip{padding:8px 16px;border-radius:9999px;border:1px solid var(--ai-outline-variant);background:var(--ai-surface-container-lowest);color:var(--ai-on-surface);font-size:14px;font-weight:500;cursor:pointer;box-shadow:0 1px 2px #0000000d;transition:border-color .15s,color .15s,transform .1s}.ai-assistant-suggestion-chip:hover{border-color:var(--ai-primary);color:var(--ai-primary)}.ai-assistant-suggestion-chip:active{transform:scale(.95)}.ai-assistant-input-panel{background:#ffffffb3;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid rgba(226,232,240,.8);border-radius:16px;padding:8px;box-shadow:0 4px 12px #0000000d;transition:box-shadow .3s}.ai-assistant-input-panel:focus-within{box-shadow:0 4px 12px #0000000d,0 0 0 2px #004ac633}.ai-assistant-input-inner{display:flex;align-items:flex-end;gap:8px;background:#fff;border-radius:12px;padding:12px 16px;border:1px solid rgba(195,198,215,.2)}.ai-assistant-input-icon-btn{padding:8px;border:none;background:transparent;color:var(--ai-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;border-radius:8px;transition:color .15s;flex-shrink:0}.ai-assistant-input-icon-btn:hover{color:var(--ai-primary)}.ai-assistant-textarea{flex:1;border:none;outline:none;resize:none;background:transparent;font-size:16px;line-height:24px;color:var(--ai-on-surface);font-family:inherit;max-height:160px;padding:8px 0}.ai-assistant-textarea::placeholder{color:#73768699}.ai-assistant-send-btn{padding:12px;border:none;border-radius:8px;background:var(--ai-primary);color:var(--ai-on-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 4px #004ac633;transition:opacity .15s,transform .1s;flex-shrink:0}.ai-assistant-send-btn:hover:not(:disabled){opacity:.9}.ai-assistant-send-btn:active:not(:disabled){transform:scale(.95)}.ai-assistant-send-btn:disabled{opacity:.5;cursor:not-allowed}.ai-assistant-input-meta{display:flex;justify-content:space-between;align-items:center;padding:8px 16px 0;font-size:11px;color:var(--ai-outline)}.ai-assistant-error{margin-bottom:12px;padding:10px 14px;border-radius:8px;background:#ffdad6;color:#93000a;font-size:14px}.ai-assistant-input-count{font-weight:500}.ai-assistant-drawer-backdrop{position:fixed;inset:0;z-index:1400;background:#131b2e66;opacity:0;pointer-events:none;transition:opacity .25s ease}.ai-assistant-drawer-backdrop.is-open{opacity:1;pointer-events:auto}.ai-assistant-drawer{position:fixed;top:0;left:0;bottom:0;z-index:1410;width:var(--ai-sidebar-width);max-width:85vw;display:flex;flex-direction:column;gap:1rem;padding:1rem;background:var(--ai-surface);box-shadow:8px 0 24px #0000001f;transform:translate(-100%);transition:transform .25s ease;overflow:hidden}.ai-assistant-drawer-footer{flex-shrink:0;margin-top:auto;padding-top:12px;border-top:1px solid var(--ai-outline-variant)}.ai-assistant-drawer-admin-btn{display:flex;align-items:center;gap:10px;width:100%;padding:10px 14px;border:none;border-radius:8px;background:var(--ai-surface-container-low);color:var(--ai-secondary);font-size:14px;font-weight:500;cursor:pointer;transition:background .15s}.ai-assistant-drawer-admin-btn:hover{background:var(--ai-surface-container)}.ai-assistant-drawer.is-open{transform:translate(0)}.ai-assistant-drawer .ai-assistant-history-list{flex:1;overflow-y:auto}.ai-assistant-loading{display:flex;justify-content:center;padding:32px}@media(max-width:900px){.admin-layout-main:has(.ai-assistant-page){overflow:hidden;padding:0!important;display:flex;flex-direction:column;min-height:0}.ai-assistant-page{display:flex;flex-direction:column;flex:1;min-height:0;height:auto;margin:0;width:100%;border-radius:0;border:none;overflow:hidden}.ai-assistant-sidebar,.ai-assistant-header,.ai-assistant-suggestions--desktop,.ai-assistant-input-meta{display:none!important}.ai-assistant-drawer-backdrop:not(.is-open){display:none}.ai-assistant-drawer:not(.is-open){display:flex}.ai-assistant-welcome{display:block;margin-top:16px}.ai-assistant-suggestions--mobile{display:flex}.ai-assistant-main{display:flex;flex-direction:column;flex:1;min-height:0;overflow:hidden}.ai-assistant-messages-wrap{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;padding:8px 12px 4px;-webkit-overflow-scrolling:touch;overscroll-behavior-y:contain}.ai-assistant-messages{max-width:none;margin:0;padding:8px 0 12px;gap:16px}.ai-assistant-day-label{display:none}.ai-assistant-msg-ai{gap:10px;align-items:flex-end}.ai-assistant-avatar{width:28px;height:28px;border-radius:9999px;background:var(--ai-surface-container-highest);align-self:flex-end;margin-bottom:2px;flex-shrink:0}.ai-assistant-bubble-user{max-width:88%}.ai-assistant-msg-ai-body{max-width:calc(100% - 38px);min-width:0}.ai-assistant-bubble-user,.ai-assistant-bubble-ai{padding:12px 14px}.ai-assistant-bubble-text{font-size:14px;line-height:20px}.ai-assistant-bubble-time{display:block;margin-top:6px}.ai-assistant-bubble-actions{display:none!important}.ai-assistant-footer{position:static;flex-shrink:0;z-index:2;max-width:none;margin:0;padding:6px 12px calc(10px + env(safe-area-inset-bottom,0px));background:var(--ai-surface);border-top:1px solid rgba(195,198,215,.4);box-shadow:0 -4px 16px #131b2e0a}.ai-assistant-suggestions--mobile{flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;gap:6px;margin-bottom:8px;padding-bottom:2px;-webkit-overflow-scrolling:touch;scrollbar-width:none}.ai-assistant-suggestions--mobile::-webkit-scrollbar{display:none}.ai-assistant-suggestions--mobile .ai-assistant-suggestion-chip{flex-shrink:0;white-space:nowrap;padding:6px 12px;font-size:13px}.ai-assistant-input-panel{background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;border:none;border-radius:0;padding:0;box-shadow:none}.ai-assistant-input-panel:focus-within{box-shadow:none}.ai-assistant-input-inner{align-items:center;background:#fff;border:1px solid var(--ai-outline-variant);border-radius:14px;padding:4px 6px;box-shadow:0 2px 8px #0000000f;gap:2px}.ai-assistant-input-panel:focus-within .ai-assistant-input-inner{box-shadow:0 2px 8px #0000000f,0 0 0 2px #004ac62e}.ai-assistant-textarea{font-size:14px;line-height:20px;padding:6px 4px;max-height:96px;min-height:36px}.ai-assistant-input-icon-btn{border-radius:10px;padding:6px}.ai-assistant-input-icon-btn:hover{background:var(--ai-surface-container)}.ai-assistant-send-btn{border-radius:10px;padding:10px}.ai-assistant-typing{gap:10px}.ai-assistant-error{margin-bottom:8px;padding:8px 12px;font-size:13px}}.ai-chat-widget-host{--ai-primary: #004ac6;--ai-on-primary: #ffffff;--ai-surface-container-low: #f2f3ff;--ai-surface-container: #eaedff;--ai-surface-container-high: #e2e7ff;--ai-surface-container-highest: #dae2fd;--ai-surface-container-lowest: #ffffff;--ai-on-surface: #131b2e;--ai-on-surface-variant: #434655;--ai-outline: #737686;--ai-outline-variant: #c3c6d7;--ai-surface-variant: #dae2fd;position:fixed;right:24px;bottom:16px;z-index:9000;display:flex;flex-direction:column;justify-content:flex-end;align-items:flex-end;pointer-events:none}.ai-chat-widget-host.is-open{bottom:16px}.ai-chat-widget-host>*{pointer-events:auto}.ai-chat-fab{position:relative;width:56px;height:56px;border:none;border-radius:9999px;background:var(--ai-primary);color:var(--ai-on-primary);box-shadow:0 8px 24px #004ac659;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .2s ease,opacity .2s ease,box-shadow .2s ease}.ai-chat-fab__mia{width:44px;height:44px;margin-bottom:-4px}.ai-chat-fab:hover{transform:scale(1.05);box-shadow:0 10px 28px #004ac66b}.ai-chat-fab:active{transform:scale(.95)}.ai-chat-fab.is-hidden{display:none}.ai-chat-fab-brand{position:absolute;top:-4px;right:-4px;box-shadow:0 2px 8px #0000001f;border-radius:6px;overflow:hidden}.ai-chat-fab-brand .brand-logo{display:flex}.ai-chat-widget-panel{width:360px;height:min(640px,calc(100vh - 40px));max-height:calc(100vh - 40px);min-height:480px;background:var(--ai-surface-container-lowest);border:1px solid var(--ai-outline-variant);border-radius:12px;box-shadow:0 16px 48px #131b2e2e;display:flex;flex-direction:column;overflow:hidden;transform-origin:bottom right;animation:ai-chat-widget-enter .28s ease}@keyframes ai-chat-widget-enter{0%{opacity:0;transform:scale(.92) translateY(12px)}to{opacity:1;transform:scale(1) translateY(0)}}.ai-chat-widget-header{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 12px;background:var(--ai-surface-container-low);border-bottom:1px solid var(--ai-outline-variant);flex-shrink:0}.ai-chat-widget-header-brand{display:flex;align-items:center;gap:10px;min-width:0}.ai-chat-widget-avatar-wrap{position:relative;flex-shrink:0}.ai-chat-widget-avatar{display:inline-flex}.ai-chat-widget-online-dot{position:absolute;right:-1px;bottom:-1px;width:10px;height:10px;border-radius:9999px;background:#22c55e;border:2px solid var(--ai-surface-container-lowest)}.ai-chat-widget-title{font-size:14px;font-weight:700;line-height:1.2;color:var(--ai-on-surface)}.ai-chat-widget-status{font-size:10px;font-weight:500;color:#16a34a}.ai-chat-widget-header-actions{display:flex;align-items:center;gap:2px;flex-shrink:0}.ai-chat-widget-icon-btn{width:32px;height:32px;border:none;border-radius:9999px;background:transparent;color:var(--ai-on-surface-variant);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s}.ai-chat-widget-icon-btn:hover{background:var(--ai-surface-container-high)}.ai-chat-widget-messages{flex:1;min-height:0;overflow-y:auto;padding:12px;display:flex;flex-direction:column;background:var(--ai-surface-container-lowest);scrollbar-width:none}.ai-chat-widget-messages--empty{justify-content:center}.ai-chat-widget-messages-inner{display:flex;flex-direction:column;gap:12px;width:100%;margin-top:auto}.ai-chat-widget-messages--empty .ai-chat-widget-messages-inner{margin-top:0;justify-content:center}.ai-chat-widget-messages::-webkit-scrollbar{display:none}.ai-chat-widget-messages .ai-assistant-msg-user{max-width:85%;margin-left:auto}.ai-chat-widget-messages .ai-assistant-bubble-user{border-bottom-right-radius:2px;padding:10px 12px}.ai-chat-widget-messages .ai-assistant-bubble-ai{border-bottom-left-radius:2px;padding:10px 12px;background:var(--ai-surface-variant)}.ai-chat-widget-messages .ai-assistant-bubble-text,.ai-chat-widget-messages .ai-assistant-markdown{font-size:14px;line-height:20px}.ai-chat-widget-messages .ai-assistant-avatar{width:24px;height:24px;background:var(--ai-surface-variant)}.ai-chat-widget-messages .ai-assistant-msg-ai{max-width:90%}.ai-chat-widget-messages .ai-assistant-bubble-ai--typing{background:transparent;border:none;box-shadow:none;padding:6px 4px;min-height:0}.ai-chat-widget-messages .ai-assistant-typing-dots{background:transparent;border:none;padding:0;gap:5px}.ai-chat-widget-messages .ai-assistant-typing-dot{width:7px;height:7px;background:var(--ai-primary);opacity:.35}.ai-chat-widget-messages .ai-assistant-typing-dot:nth-child(2){opacity:.55}.ai-chat-widget-messages .ai-assistant-typing-dot:nth-child(3){opacity:.75}.ai-chat-widget-loading{display:flex;align-items:center;justify-content:center;padding:24px 0}.ai-chat-widget-typing{opacity:.7}.ai-chat-widget-welcome{text-align:center;padding:16px 8px}.ai-chat-widget-welcome-logo{margin:0 auto 10px}.ai-chat-widget-welcome-title{margin:0 0 6px;font-size:16px;font-weight:600;color:var(--ai-on-surface)}.ai-chat-widget-welcome-text{margin:0;font-size:13px;line-height:20px;color:var(--ai-on-surface-variant)}.ai-chat-widget-footer{flex-shrink:0;padding:12px;border-top:1px solid var(--ai-outline-variant);background:var(--ai-surface-container-low)}.ai-chat-widget-error{margin-bottom:8px;font-size:12px}.ai-chat-widget-chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;margin-bottom:10px;scrollbar-width:none}.ai-chat-widget-chips::-webkit-scrollbar{display:none}.ai-chat-widget-chip{flex-shrink:0;padding:6px 12px;border:1px solid var(--ai-outline-variant);border-radius:9999px;background:var(--ai-surface-container-lowest);color:var(--ai-on-surface);font-size:12px;font-weight:500;cursor:pointer;box-shadow:0 1px 3px #0000000d;transition:background .15s,transform .1s}.ai-chat-widget-chip:hover{background:var(--ai-surface-container-highest)}.ai-chat-widget-chip:active{transform:scale(.95)}.ai-chat-widget-input-row{position:relative;display:flex;align-items:center;gap:6px}.ai-chat-widget-input-side-btn{position:absolute;left:8px;z-index:1;border:none;background:transparent;color:var(--ai-on-surface-variant);cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center}.ai-chat-widget-input-side-btn:hover{color:var(--ai-primary)}.ai-chat-widget-input{flex:1;width:100%;border:1px solid var(--ai-outline-variant);border-radius:12px;background:var(--ai-surface-container-lowest);padding:10px 44px 10px 36px;font-size:14px;line-height:20px;color:var(--ai-on-surface);outline:none;transition:border-color .15s,box-shadow .15s}.ai-chat-widget-input::placeholder{color:#43465580}.ai-chat-widget-input:focus{border-color:var(--ai-primary);box-shadow:0 0 0 2px #004ac626}.ai-chat-widget-send-btn{position:absolute;right:6px;width:34px;height:34px;border:none;border-radius:8px;background:var(--ai-primary);color:var(--ai-on-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px #004ac640;transition:filter .15s,transform .1s}.ai-chat-widget-send-btn:hover:not(:disabled){filter:brightness(1.08)}.ai-chat-widget-send-btn:active:not(:disabled){transform:scale(.95)}.ai-chat-widget-send-btn:disabled{opacity:.5;cursor:not-allowed}.ai-chat-widget-powered{margin-top:8px;text-align:center;font-size:10px;font-weight:500;color:#43465599;display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}.ai-chat-widget-full-link{color:var(--ai-primary);text-decoration:none;font-weight:600}.ai-chat-widget-full-link:hover{text-decoration:underline}@media(max-width:480px){.ai-chat-widget-host{right:12px;bottom:12px;left:12px;align-items:stretch}.ai-chat-widget-panel{width:auto;height:min(640px,calc(100vh - 28px));max-height:calc(100vh - 28px);min-height:400px}.ai-chat-fab{align-self:flex-end}}.ai-gen-dialog .MuiDialog-paper{border-radius:16px;overflow:hidden}.ai-gen-dialog__title{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:600;color:#131b2e;padding:16px 20px 8px}.ai-gen-dialog__title-icon{color:#2563eb;font-size:20px!important}.ai-gen-dialog .MuiDialogContent-root:has(.ai-gen-processing){overflow:hidden!important}.ai-gen-processing{position:relative;padding:8px 120px 16px;min-height:380px;display:flex;flex-direction:column;align-items:stretch;overflow:hidden}.ai-auto-gen-dialog .ai-gen-processing--auto{margin-left:-20px;margin-right:-20px;width:calc(100% + 40px);max-width:calc(100% + 40px);box-sizing:border-box}.ai-auto-gen-dialog .ai-gen-processing--auto .ai-gen-funfacts{margin-left:-120px;margin-right:-120px;width:calc(100% + 240px);max-width:calc(100% + 240px);border-radius:0;padding-left:24px;padding-right:24px;box-sizing:border-box}.ai-gen-dialog--exam-paper .ai-gen-processing--exam-paper,.ai-gen-dialog--exam-similar .ai-gen-processing--exam-similar,.ai-gen-dialog--question-bank .ai-gen-processing--question-bank{margin-left:-20px;margin-right:-20px;width:calc(100% + 40px);max-width:calc(100% + 40px);box-sizing:border-box}.ai-gen-dialog--exam-paper .ai-gen-processing--exam-paper .ai-gen-funfacts,.ai-gen-dialog--exam-similar .ai-gen-processing--exam-similar .ai-gen-funfacts,.ai-gen-dialog--question-bank .ai-gen-processing--question-bank .ai-gen-funfacts{margin-left:-120px;margin-right:-120px;width:calc(100% + 240px);max-width:calc(100% + 240px);border-radius:0;padding-left:24px;padding-right:24px;box-sizing:border-box}.ai-gen-dialog .MuiStepper-root{margin-bottom:20px!important;margin-top:12px!important;padding:0 16px}.ai-gen-dialog .MuiStepConnector-line{border-color:var(--ac-outline-variant)!important;border-top-width:2px!important}.ai-gen-dialog .MuiStepConnector-root.Mui-active .MuiStepConnector-line,.ai-gen-dialog .MuiStepConnector-root.Mui-completed .MuiStepConnector-line{border-color:#2563eb!important}.ai-gen-dialog .MuiStepLabel-label{font-size:13px!important;font-weight:500!important;color:var(--ac-ink-3)!important;margin-top:8px!important}.ai-gen-dialog .MuiStepLabel-label.Mui-active{color:var(--ac-ink)!important;font-weight:700!important}.ai-gen-dialog .MuiStepLabel-label.Mui-completed{color:var(--ac-ink-2)!important;font-weight:600!important}.ai-gen-dialog .MuiStepIcon-root{color:var(--ac-line-soft)!important;border:2px solid var(--ac-line);border-radius:50%;width:28px;height:28px;transition:all .2s ease}.ai-gen-dialog .MuiStepIcon-root .MuiStepIcon-text{fill:var(--ac-ink-3)!important;font-weight:700!important;font-size:14px!important}.ai-gen-dialog .MuiStepIcon-root.Mui-active{color:#2563eb!important;border-color:#2563eb;box-shadow:0 0 0 4px #2563eb26}.ai-gen-dialog .MuiStepIcon-root.Mui-active .MuiStepIcon-text{fill:#fff!important}.ai-gen-dialog .MuiStepIcon-root.Mui-completed{color:#2563eb!important;border-color:#2563eb}.ai-gen-dialog .MuiStepIcon-root.Mui-completed .MuiStepIcon-text{fill:#fff!important}.ai-gen-processing__hero{text-align:center;margin-bottom:16px;position:relative;z-index:2}.ai-gen-processing__hero-title{font-size:22px;font-weight:700;color:var(--ac-ink);margin:0 0 6px}.ai-gen-processing__hero-sub{font-size:13px;color:var(--ac-ink-3);margin:0}.ai-gen-processing__progress-card{background:#fff;border:1px solid #e6ebfc;border-radius:12px;padding:8px 16px;box-shadow:0 8px 24px #2563eb0a;display:flex;align-items:center;gap:12px;margin-bottom:12px;position:relative;z-index:2}.ai-gen-processing__bar-track{flex:1;height:14px;border-radius:8px;background:#eff6ff;overflow:hidden;border:1px solid #dbeafe;position:relative}.ai-gen-processing__bar-fill{height:100%;border-radius:8px;background:linear-gradient(90deg,#3b82f6,#6366f1,#a855f7);background-size:200% 100%;animation:ai-gen-wave 2.4s ease-in-out infinite;transition:width .6s ease;min-width:4%}@keyframes ai-gen-wave{0%,to{background-position:0% 50%}50%{background-position:100% 50%}}.ai-gen-processing__bar-pct{font-size:14px;font-weight:700;color:#2563eb;white-space:nowrap;min-width:40px;text-align:right}.ai-gen-processing__status{display:flex;align-items:center;justify-content:center;gap:8px;font-size:14px;color:var(--ac-ink-2);margin-bottom:16px;position:relative;z-index:2}.ai-gen-processing__status-badge{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#eff6ff;border:1px solid #dbeafe;font-size:16px;box-shadow:0 2px 6px #2563eb0d}.ai-gen-processing__status-text{font-weight:600;color:var(--ac-ink)}.ai-gen-processing__mascot-left-container{position:absolute;left:18px;top:60px;width:90px;height:90px;z-index:1;pointer-events:none;-webkit-user-select:none;user-select:none;animation:ai-float-mascot-left 4.5s ease-in-out infinite;display:flex;flex-direction:column;align-items:center}.ai-gen-processing__mascot-left-img{width:100%;height:100%;object-fit:contain}@keyframes ai-float-mascot-left{0%,to{transform:translateY(0) rotate(-3deg)}50%{transform:translateY(-8px) rotate(3deg)}}.ai-gen-processing__mascot-right-container{position:absolute;right:18px;top:60px;width:90px;height:90px;z-index:1;pointer-events:none;-webkit-user-select:none;user-select:none;animation:ai-float-mascot-right 4s ease-in-out infinite;display:flex;flex-direction:column;align-items:center}.ai-gen-processing__mascot-right-img{width:100%;height:100%;object-fit:contain}@keyframes ai-float-mascot-right{0%,to{transform:translateY(0) rotate(3deg)}50%{transform:translateY(-6px) rotate(-3deg)}}.ai-gen-processing__speech-bubble{position:absolute;padding:5px 9px;border-radius:12px;font-size:10px;font-weight:750;box-shadow:0 6px 16px #0000000d;white-space:nowrap;pointer-events:none;animation:bubble-float 3s ease-in-out infinite;z-index:2}.ai-gen-processing__speech-bubble:after{content:"";position:absolute;bottom:-5px;border-width:5px 5px 0;border-style:solid}.bubble-left{top:-34px;left:-20px;background:#fef08a;color:#854d0e;animation-delay:.2s}.bubble-left:after{left:30px;border-color:#fef08a transparent}.bubble-right{top:-34px;right:-20px;background:#dbeafe;color:#1e40af;animation-delay:.6s}.bubble-right:after{right:30px;border-color:#dbeafe transparent}@keyframes bubble-float{0%,to{transform:translateY(0) scale(1)}50%{transform:translateY(-2px) scale(1.02)}}.ai-gen-processing__mascot-container{display:none}.ai-gen-processing__floating-card{position:absolute;left:128px;top:25px;z-index:1;pointer-events:none;-webkit-user-select:none;user-select:none;animation:ai-float-card 3.6s ease-in-out infinite}.ai-gen-processing__floating-card-badge{background:#fff;border:1.5px solid #dbeafe;border-radius:12px;padding:8px 14px;box-shadow:0 10px 25px #2563eb14;font-weight:800;color:#2563eb;font-size:16px;display:flex;align-items:center;justify-content:center;transform:rotate(-10deg)}.ai-gen-processing__floating-card-plus{font-size:14px;vertical-align:super;margin-left:2px;color:#6366f1}@keyframes ai-float-card{0%,to{transform:translateY(0) rotate(-10deg)}50%{transform:translateY(-5px) rotate(-6deg)}}.ai-gen-processing__sparkles{position:absolute;width:100%;height:100%;left:0;top:0;pointer-events:none;z-index:0}.ai-gen-processing__sparkle{position:absolute;animation:ai-pulse-sparkle 2.5s infinite ease-in-out;opacity:.7}.sparkle-1{left:8%;top:30%;animation-delay:0s;font-size:18px}.sparkle-2{right:5%;top:15%;animation-delay:.5s;font-size:22px}.sparkle-3{right:15%;bottom:45%;animation-delay:1s;font-size:14px}@keyframes ai-pulse-sparkle{0%,to{transform:scale(.8);opacity:.4}50%{transform:scale(1.2);opacity:.9}}.ai-gen-funfacts{background:linear-gradient(135deg,#f5f7ff,#eef2ff);border:1px solid #e0e7ff;border-radius:16px;padding:12px 18px;margin-top:8px;position:relative;z-index:2;overflow:hidden;max-width:100%}.ai-gen-processing .ai-gen-funfacts{margin-left:-120px;margin-right:-120px;width:calc(100% + 240px);max-width:calc(100% + 240px);border-radius:0;padding-left:24px;padding-right:24px;box-sizing:border-box}.ai-gen-funfacts__header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}.ai-gen-funfacts__header-title{font-size:13px;font-weight:400;color:var(--ac-ink-3);margin:0;line-height:1.4;min-width:0}.ai-gen-funfacts__header-title strong{color:#4f46e5;font-weight:700}.ai-gen-funfacts__rotate-hint{font-size:11px;color:var(--ac-icon);white-space:nowrap;flex-shrink:0}.ai-gen-funfacts__card{position:relative;display:grid;grid-template-columns:120px 1fr;gap:24px;align-items:center;background:#fff;border-radius:16px;padding:16px 20px;min-height:140px;border:1.5px solid var(--ac-line);box-shadow:0 8px 24px #6366f10a;transition:all .3s cubic-bezier(.4,0,.2,1)}.ai-gen-funfacts__card:hover{transform:translateY(-2px);box-shadow:0 12px 30px #6366f114;border-color:#c7d2fe}.ai-gen-funfacts__illus{display:flex;align-items:center;justify-content:center;width:120px;height:120px;border-radius:60% 40% 30% 70%/60% 30% 70% 40%;overflow:hidden;background:#eff6ff;border:2px solid #dbeafe;transition:border-radius 1s ease-in-out;animation:blob-bounce 8s ease-in-out infinite}.ai-gen-funfacts__illus-img{width:100%;height:100%;object-fit:cover}@keyframes blob-bounce{0%,to{border-radius:60% 40% 30% 70%/60% 30% 70% 40%}50%{border-radius:40% 60% 70% 30%/50% 60% 40% 50%}}.ai-gen-funfacts__body{position:relative;min-width:0;display:flex;flex-direction:column;justify-content:center}.ai-gen-funfacts__category{align-self:flex-start;display:inline-block;font-size:11px;font-weight:600;color:#7c3aed;background:#f3e8ff;border-radius:999px;padding:2px 8px;margin-bottom:6px;border:none}.ai-gen-funfacts__text{font-size:13px;line-height:1.4;color:var(--ac-ink);margin:0 0 6px;font-weight:550}.ai-gen-funfacts__text strong{color:var(--ac-ink);font-weight:700}.ai-gen-funfacts__footer{font-size:12px;color:#ec4899;margin:0;font-weight:600}.ai-gen-funfacts__quote-deco{position:absolute;right:12px;top:8px;font-size:48px;line-height:1;color:#7c3aed0f;font-family:Georgia,serif;pointer-events:none;-webkit-user-select:none;user-select:none}.ai-gen-funfacts__nav{position:absolute;top:50%;transform:translateY(-50%);width:32px;height:32px;border-radius:50%;border:1px solid var(--ac-line);background:#fff;color:var(--ac-ink-3);display:flex;align-items:center;justify-content:center;cursor:pointer;padding:0;box-shadow:0 4px 10px #0000000f;transition:all .2s ease;z-index:10}.ai-gen-funfacts__nav:hover{background:#eff6ff;border-color:#2563eb;color:#2563eb;transform:translateY(-50%) scale(1.05)}.ai-gen-funfacts__nav--prev{left:-16px}.ai-gen-funfacts__nav--next{right:-16px}.ai-gen-funfacts__dots{display:flex;justify-content:center;gap:6px;margin-top:8px}.ai-gen-funfacts__dot{width:8px;height:8px;border-radius:50%;background:var(--ac-icon-faint);border:none;padding:0;cursor:pointer;transition:all .2s ease}.ai-gen-funfacts__dot.is-active{background:#7c3aed;transform:scale(1.3);box-shadow:0 0 0 2px #7c3aed33}.ai-gen-processing__tip{text-align:center;font-size:12px;color:var(--ac-ink-3);margin:12px 0 0;padding-top:10px;border-top:1px dashed var(--ac-line);position:relative;z-index:2}.ai-gen-footer-ai-btn{background:linear-gradient(135deg,#6366f1,#2563eb 55%,#7c3aed)!important;color:#fff!important;border:none!important;box-shadow:0 2px 8px #2563eb4d!important;font-weight:600!important;border-radius:8px!important}.ai-gen-footer-ai-btn:hover{background:linear-gradient(135deg,#4f46e5,#1d4ed8 55%,#6d28d9)!important;box-shadow:0 3px 12px #2563eb66!important}.ai-gen-footer-ai-btn.Mui-disabled{background:linear-gradient(135deg,#a5b4fc,#93c5fd)!important;opacity:.65!important}.ai-gen-pill-switcher{background-color:#f3f4f6;padding:6px;border-radius:9999px;display:flex;gap:4px;width:max-content;margin:0 auto 32px;box-shadow:inset 0 2px 4px #0000000f}.ai-gen-pill-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 24px;border-radius:9999px;font-size:13px;font-weight:600;transition:all .3s ease;border:none;cursor:pointer}.ai-gen-pill-btn--active{background-color:#fff;color:#2563eb;box-shadow:0 1px 3px #0000001a,0 1px 2px #0000000f}.ai-gen-pill-btn--inactive{background-color:transparent;color:#6b7280}.ai-gen-pill-btn--inactive:hover{color:#374151}.ai-gen-dropzone{width:100%;max-width:560px;margin:0 auto;min-height:220px;border:2px dashed #bfdbfe;border-radius:16px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;cursor:pointer;transition:all .3s ease;background-color:#eff6ff1a}.ai-gen-dropzone:hover{border-color:#60a5fa;background-color:#eff6ff40}.ai-gen-dropzone--dragover{border-color:#3b82f6;background-color:#eff6ff66;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f}.ai-gen-dropzone__icon-wrapper{width:56px;height:56px;background-color:#eff6ff;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:16px;transition:transform .3s ease}.ai-gen-dropzone:hover .ai-gen-dropzone__icon-wrapper{transform:scale(1.1)}.ai-gen-dropzone__icon{width:28px;height:28px;color:#3b82f6}.ai-gen-dropzone__primary-text{color:#374151;font-weight:700;font-size:14px;margin:0 0 4px}.ai-gen-dropzone__sub-text{color:#9ca3af;font-size:12px;margin:0 0 16px}.ai-gen-dropzone__btn{background-color:#2563eb;color:#fff;font-size:13px;font-weight:600;padding:10px 20px;border-radius:8px;border:none;cursor:pointer;transition:background-color .2s ease;box-shadow:0 1px 2px #0000000d}.ai-gen-dropzone__btn:hover{background-color:#1d4ed8}.ai-gen-paste-container{width:100%;max-width:560px;margin:0 auto;display:flex;flex-direction:column;gap:16px;text-align:left}.ai-gen-paste-field-group{display:flex;flex-direction:column;gap:6px}.ai-gen-paste-label{color:#4b5563;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em}.ai-gen-paste-input{width:100%;padding:10px 16px;font-size:14px;border:1px solid var(--ac-line);border-radius:12px;outline:none;transition:all .2s ease}.ai-gen-paste-input:focus{border-color:#3b82f6;box-shadow:0 0 0 2px #3b82f633}.ai-gen-paste-textarea{width:100%;padding:12px 16px;font-size:14px;border:1px solid var(--ac-line);border-radius:12px;resize:none;outline:none;transition:all .2s ease}.ai-gen-paste-textarea:focus{border-color:#3b82f6;box-shadow:0 0 0 2px #3b82f633}.ai-gen-paste-helper{color:#9ca3af;font-size:11px;align-self:flex-end;margin-top:4px}.ai-gen-pill-btn__icon{font-size:16px!important;display:none}.ai-gen-pill-switcher--compact{width:100%;max-width:100%}.ai-gen-pill-switcher--compact .ai-gen-pill-btn{flex:1;padding:8px 10px;min-width:0}.ai-gen-pill-switcher--compact .ai-gen-pill-btn__icon{display:inline-flex}.ai-gen-footer-ai-btn--icon{min-width:0!important;padding:0!important}.ai-gen-dialog--mobile .ai-gen-dialog__title{padding:12px 48px 4px 16px;font-size:15px}.ai-gen-dialog--mobile .MuiDialogContent-root{padding-left:12px!important;padding-right:12px!important}.ai-gen-dialog__footer-actions{min-height:40px}.ai-gen-dialog--mobile .ai-gen-dialog__footer{border-top:1px solid #e8ecff}.ai-gen-dialog__title-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media(max-width:900px){.ai-gen-processing__mascot-container,.ai-gen-processing__mascot-left-container,.ai-gen-processing__mascot-right-container,.ai-gen-processing__floating-card,.ai-gen-processing__sparkles{display:none}.ai-gen-processing{padding:12px 4px 8px;min-height:auto}.ai-auto-gen-dialog .ai-gen-processing--auto{margin-left:-12px;margin-right:-12px;width:calc(100% + 24px);max-width:calc(100% + 24px);padding:12px 4px 8px}.ai-auto-gen-dialog .ai-gen-processing--auto .ai-gen-funfacts{margin-left:0;margin-right:0;width:100%;max-width:100%;border-radius:12px;padding-left:10px;padding-right:10px}.ai-gen-dialog--exam-paper .ai-gen-processing--exam-paper,.ai-gen-dialog--exam-similar .ai-gen-processing--exam-similar{margin-left:-12px;margin-right:-12px;width:calc(100% + 24px);max-width:calc(100% + 24px);padding:12px 4px 8px}.ai-gen-dialog--exam-paper .ai-gen-processing--exam-paper .ai-gen-funfacts,.ai-gen-dialog--exam-similar .ai-gen-processing--exam-similar .ai-gen-funfacts{margin-left:0;margin-right:0;width:100%;max-width:100%;border-radius:12px;padding-left:10px;padding-right:10px}.ai-gen-processing__hero-title{font-size:17px}.ai-gen-processing__hero-sub{font-size:12px;padding:0 4px}.ai-gen-processing__status{font-size:12px;padding:0 4px;text-align:center}.ai-gen-processing__status-text{overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.ai-gen-dialog .MuiStepper-root{padding:0 4px!important}.ai-gen-dialog .MuiStepLabel-label{font-size:10px!important;margin-top:4px!important}.ai-gen-dialog .MuiStepIcon-root{width:24px!important;height:24px!important}.ai-gen-dialog .MuiStepIcon-root .MuiStepIcon-text{font-size:11px!important}.ai-gen-funfacts,.ai-gen-processing .ai-gen-funfacts{padding:10px 10px 8px;margin-left:0;margin-right:0;border-radius:12px}.ai-gen-funfacts__header-extra{display:none}.ai-gen-funfacts__card{grid-template-columns:72px 1fr;gap:10px;padding:10px 28px 10px 10px;min-height:auto}.ai-gen-funfacts__illus{width:72px;height:72px}.ai-gen-funfacts__text{font-size:12px;-webkit-line-clamp:4;display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}.ai-gen-funfacts__nav{width:26px;height:26px}.ai-gen-funfacts__nav--prev{left:-4px}.ai-gen-funfacts__nav--next{right:-4px}.ai-gen-funfacts__quote-deco{display:none}.ai-gen-dropzone{min-height:180px;padding:16px}.ai-gen-dropzone__primary-text{font-size:13px;text-align:center;word-break:break-word}.ai-gen-pill-switcher{margin-bottom:20px}}@media(max-width:480px){.ai-gen-dialog .MuiStepLabel-label{display:none}.ai-gen-funfacts__card{grid-template-columns:1fr;padding:10px 28px}.ai-gen-funfacts__illus{width:100%;height:88px}.ai-gen-processing__progress-card{padding:10px 12px;gap:8px}.ai-gen-processing__bar-pct{font-size:12px;min-width:32px}}.brand-logo{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;background:var(--ac-primary, #004ac6);color:#fff}.admin-catalog-page{max-width:1440px;margin:0 auto;width:100%;padding:0 4px 32px;box-sizing:border-box}.admin-catalog-page__header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:16px;flex-wrap:wrap}.admin-catalog-page__title-row{display:flex;align-items:flex-start;gap:12px}.admin-catalog-page__title-icon{width:44px;height:44px;border-radius:10px;background:var(--ac-primary-fixed, #dbe1ff);color:var(--ac-primary, #004ac6);display:flex;align-items:center;justify-content:center;flex-shrink:0}.admin-catalog-page__title{margin:0;font-size:1.5rem;font-weight:700;color:var(--ac-on-surface, var(--ac-ink));line-height:1.3}.admin-catalog-page__subtitle{margin:4px 0 0;font-size:.875rem;color:var(--ac-on-surface-variant, #434655);line-height:1.45}.admin-catalog-page__filter-card{background:var(--ac-surface-container-lowest, #fff);border:1px solid var(--ac-outline-variant, #c3c6d7);border-radius:12px;padding:16px 20px;margin-bottom:20px;box-shadow:0 2px 4px #004ac60a}.admin-catalog-page__toolbar-wrap{padding:12px 16px}.admin-catalog-page__toolbar-wrap>div{background:transparent!important;border:none!important;padding:0!important;margin:0!important;border-radius:0!important}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar--soft .admin-catalog-toolbar__row{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__search{flex:1 1 220px;min-width:200px;max-width:420px}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__search .MuiOutlinedInput-root{min-height:34px;font-size:.875rem;border-radius:8px;background:var(--ac-surface-container-low, #eff4ff);transition:background .15s ease,box-shadow .15s ease}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__search .MuiOutlinedInput-notchedOutline{border-color:transparent}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__search .MuiOutlinedInput-root:hover{background:#e8efff}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__search .MuiOutlinedInput-root:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant, #c3c6d7)}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__search .MuiOutlinedInput-root.Mui-focused{background:#fff;box-shadow:0 0 0 2px #004ac61f}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__search .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:var(--ac-primary, #004ac6)}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__search .MuiInputAdornment-root{color:var(--ac-outline, #737686)}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__btn{min-height:32px!important;padding:5px 14px!important;font-size:.8125rem!important;font-weight:600!important;line-height:1.35!important;text-transform:none!important;border-radius:8px!important;box-shadow:none!important;flex-shrink:0}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__btn .MuiButton-startIcon{margin-right:4px!important;margin-left:-2px!important}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__btn--primary{background:var(--ac-primary, #004ac6)!important;color:#fff!important}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__btn--primary:hover{background:#003da3!important}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__btn--outlined{color:var(--ac-on-surface-variant, #434655)!important;border:1px solid var(--ac-outline-variant, #c3c6d7)!important;background:#fff!important;font-weight:500!important}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__btn--outlined:hover{border-color:var(--ac-primary-fixed-dim, #b4c5ff)!important;background:var(--ac-surface-container-low, #eff4ff)!important;color:var(--ac-primary, #004ac6)!important}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__btn--add{margin-left:auto;background:var(--ac-primary, #004ac6)!important;color:#fff!important;padding-left:12px!important;padding-right:16px!important}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__btn--add:hover{background:#003da3!important}@media(max-width:720px){.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__btn--add{margin-left:0;width:100%}}.catalog-import-actions{display:inline-flex;align-items:center;gap:2px}.catalog-import-actions--ghost .catalog-import-btn--ghost{min-height:32px!important;padding:4px 10px!important;font-size:.8125rem!important;font-weight:500!important;line-height:1.4!important;text-transform:none!important;color:var(--ac-on-surface-variant, #434655)!important;border-radius:6px!important;box-shadow:none!important}.catalog-import-actions--ghost .catalog-import-btn--ghost .MuiButton-startIcon{margin-right:4px!important;margin-left:0!important;color:var(--ac-outline, #737686)}.catalog-import-actions--ghost .catalog-import-btn--ghost:hover{background:var(--ac-surface-container-low, #eff4ff)!important;color:var(--ac-primary, #004ac6)!important}.catalog-import-actions--ghost .catalog-import-btn--ghost:hover .MuiButton-startIcon{color:var(--ac-primary, #004ac6)}.catalog-import-actions--ghost .catalog-import-btn--ghost.Mui-disabled{color:var(--ac-outline-variant, #c3c6d7)!important;background:transparent!important}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__divider{display:none}.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__divider--before-add{display:block;width:1px;height:22px;background:var(--ac-outline-variant, #c3c6d7);margin:0 4px;flex-shrink:0;align-self:center}@media(max-width:720px){.admin-catalog-page__toolbar-wrap .admin-catalog-toolbar__divider--before-add{display:none}}.admin-catalog-page__table-card{background:var(--ac-surface-container-lowest, #fff);border:1px solid var(--ac-outline-variant, #c3c6d7);border-radius:12px;overflow-x:auto;box-shadow:0 2px 4px #004ac60d}.admin-catalog-page__table-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:12px 16px;background:var(--ac-surface-container-low, #eff4ff);border-top:1px solid var(--ac-outline-variant, #c3c6d7)}.admin-catalog-page__empty{padding:48px 24px;text-align:center;color:var(--ac-on-surface-variant, #434655);font-size:.875rem}.admin-catalog-page__table-footer-total{color:var(--ac-on-surface-variant, #434655)!important;font-size:.875rem!important}.admin-catalog-page__table-footer-controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.catalog-table-head{padding:14px 16px;border-bottom:1px solid var(--ac-outline-variant, #c3c6d7);font-size:.75rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase;color:var(--ac-on-surface-variant, #434655);background:var(--ac-surface-container-low, #eff4ff)}.catalog-table-row{padding:14px 16px;border-bottom:1px solid var(--ac-outline-variant, #c3c6d7);font-size:.875rem;align-items:center;transition:background .15s ease}.catalog-table-row:hover{background:#dbe1ff59}.catalog-table-row:last-of-type{border-bottom:none}.catalog-table-muted{color:var(--ac-on-surface-variant, #434655)}.catalog-table-actions{display:flex;justify-content:center;gap:2px;flex-wrap:nowrap;overflow:hidden}.catalog-table-actions .MuiIconButton-root{width:32px;height:32px;border-radius:8px;flex-shrink:0}@media(max-width:720px){.admin-catalog-page__table-card:has(.catalog-grid-table){overflow-x:visible}.catalog-grid-table__head{display:none!important}.catalog-grid-table__body{display:flex;flex-direction:column;gap:6px;padding:8px}.catalog-grid-table__row.catalog-table-row{display:flex!important;flex-wrap:wrap;align-items:flex-start;gap:3px 8px;padding:10px 12px!important;margin:0!important;border:1px solid var(--ac-outline-variant, #c3c6d7)!important;border-radius:10px!important;background:#fff}.catalog-grid-table__row.catalog-table-row:hover{background:#fff}.catalog-grid-table__row.catalog-table-row:last-of-type{border-bottom:1px solid var(--ac-outline-variant, #c3c6d7)!important}.catalog-grid-table__cell--hidden{display:none!important}.catalog-grid-table__cell--title{order:1;flex:1 1 0;min-width:0;width:auto;font-size:.9375rem;line-height:1.35;padding-right:4px}.catalog-grid-table__cell--subtitle{order:10;flex:0 0 100%;width:100%;font-size:.8125rem;color:var(--ac-on-surface-variant, #434655);line-height:1.35}.catalog-grid-table__cell--meta{order:10;flex:0 0 100%;width:100%;font-size:.8125rem;color:var(--ac-on-surface-variant, #434655);line-height:1.35;word-break:break-word}.catalog-grid-table__cell--meta:before{content:attr(data-label) ": ";font-weight:600;font-size:.6875rem;letter-spacing:.03em;text-transform:uppercase;color:var(--ac-ink-3)}.catalog-grid-table__cell--inline{order:10;flex:0 0 100%;width:100%;min-width:0;font-size:.8125rem;color:var(--ac-on-surface-variant, #434655);line-height:1.35;word-break:break-word}.catalog-grid-table__cell--inline:before{content:attr(data-label) ": ";font-weight:600;font-size:.6875rem;letter-spacing:.03em;text-transform:uppercase;color:var(--ac-ink-3)}.catalog-grid-table__cell--actions{order:2;flex:0 0 auto;margin-left:auto;align-self:flex-start}.catalog-grid-table__cell--actions.catalog-table-actions{justify-content:flex-end;margin-top:-2px}.catalog-grid-table__cell--actions.catalog-table-actions .MuiIconButton-root{width:28px;height:28px;padding:4px}.catalog-grid-table__loading{padding:8px;display:flex;flex-direction:column;gap:8px}.catalog-grid-table__skeleton-row{padding:12px;border:1px solid var(--ac-outline-variant, #c3c6d7);border-radius:10px;background:#fff}}.admin-catalog-page__table-card .MuiTableHead-root .MuiTableCell-root{font-size:.75rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase;color:var(--ac-on-surface-variant, #434655);background:var(--ac-surface-container-low, #eff4ff);padding:14px 16px;border-bottom:1px solid var(--ac-outline-variant, #c3c6d7)}.admin-catalog-page__table-card .MuiTableBody-root .MuiTableCell-root{font-size:.875rem;padding:14px 16px;border-bottom:1px solid var(--ac-outline-variant, #c3c6d7)}.admin-catalog-page__table-card .MuiTableBody-root .MuiTableRow-root:hover{background:#dbe1ff59}.admin-catalog-page__table-card .MuiTablePagination-root{border-top:1px solid var(--ac-outline-variant, #c3c6d7)}.admin-catalog-page__filter-card .admin-catalog-soft-filter__field{flex:0 1 140px;min-width:130px}.admin-catalog-page__filter-card .admin-catalog-soft-filter__field .MuiOutlinedInput-root{min-height:40px;font-size:.875rem;border-radius:8px}.admin-catalog-page__filter-card .admin-catalog-soft-filter__field .MuiInputLabel-root{font-size:.8125rem}.admin-catalog-page__table-card--padded{padding:12px 16px}.admin-catalog-page__table-card--padded .mu-role-legend{margin-bottom:8px}.admin-catalog-page__header-action .MuiButton-root{border-radius:12px;font-weight:700;font-size:.875rem;text-transform:none;box-shadow:0 4px 12px #004ac62e;padding:10px 20px}.vocab-sets-grid{display:grid;grid-template-columns:repeat(1,minmax(0,1fr));gap:20px}@media(min-width:640px){.vocab-sets-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(min-width:768px){.vocab-sets-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(min-width:1024px){.vocab-sets-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(min-width:1280px){.vocab-sets-grid{grid-template-columns:repeat(5,minmax(0,1fr))}}.vocab-sets-grid--loading .vocab-set-card--skeleton{min-height:220px;border-radius:12px}.admin-catalog-page--vocab-sets .admin-catalog-page__filter-card{border-radius:16px;padding:8px 12px}.admin-catalog-page--vocab-sets .admin-catalog-page__table-card{background:transparent;border:none;box-shadow:none;padding:0}.admin-catalog-page--vocab-sets .admin-catalog-page__table-footer{margin-top:8px;padding:12px 4px 0;background:transparent;border:none}.vocab-set-card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--ac-line);border-radius:12px;box-shadow:0 1px 3px #0000001a,0 1px 2px -1px #0000001a;overflow:hidden;transition:transform .3s cubic-bezier(.4,0,.2,1),box-shadow .3s cubic-bezier(.4,0,.2,1),border-color .3s cubic-bezier(.4,0,.2,1)}.vocab-set-card:hover{transform:translateY(-4px);box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -4px #0000001a;border-color:var(--ac-outline-variant)}.vocab-set-card__cover{width:100%;height:128px;overflow:hidden;background:var(--ac-hover);position:relative}.vocab-set-card__cover img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .7s cubic-bezier(.4,0,.2,1)}.vocab-set-card__cover-gradient{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.5),transparent 50%,rgba(0,0,0,.1));opacity:0;transition:opacity .3s ease;pointer-events:none}.vocab-set-card:hover .vocab-set-card__cover img{transform:scale(1.05)}.vocab-set-card:hover .vocab-set-card__cover-gradient{opacity:1}.vocab-set-card__body{flex:1;padding:16px;display:flex;flex-direction:column}.vocab-set-card__header{display:flex;align-items:center;justify-content:space-between;width:100%}.vocab-set-card__header--overlay{position:absolute;top:8px;left:0;right:0;padding:0 8px;z-index:10}.vocab-set-card__header--inline{margin-bottom:8px}.vocab-set-card__status{display:inline-flex;align-items:center;padding:2px 8px;border-radius:4px;font-size:9px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;border:1px solid transparent;line-height:1.5}.vocab-set-card__header--overlay .vocab-set-card__status{background:#fffffff2;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);box-shadow:0 1px 2px #0000000d}.vocab-set-card__header--overlay .vocab-set-card__status--published{color:#059669}.vocab-set-card__header--overlay .vocab-set-card__status--draft{color:#d97706}.vocab-set-card__header--overlay .vocab-set-card__status--archived{color:var(--ac-ink-3)}.vocab-set-card__header--inline .vocab-set-card__status{background:#fff}.vocab-set-card__header--inline .vocab-set-card__status--published{color:#059669;border-color:#a7f3d0}.vocab-set-card__header--inline .vocab-set-card__status--draft{color:#d97706;border-color:#fde68a}.vocab-set-card__header--inline .vocab-set-card__status--archived{color:var(--ac-ink-3);border-color:var(--ac-line)}.vocab-set-card__actions{display:flex;gap:4px;opacity:0;transition:opacity .3s ease,transform .3s ease}.vocab-set-card__header--overlay .vocab-set-card__actions{transform:translateY(-5px)}.vocab-set-card:hover .vocab-set-card__actions{opacity:1}.vocab-set-card:hover .vocab-set-card__header--overlay .vocab-set-card__actions{transform:translateY(0)}.vocab-set-card__icon-btn{border-radius:6px!important;color:var(--ac-ink-3)!important;transition:color .15s ease,background-color .15s ease!important}.vocab-set-card__header--overlay .vocab-set-card__icon-btn{width:28px!important;height:28px!important;background:#fffffff2!important;-webkit-backdrop-filter:blur(4px)!important;backdrop-filter:blur(4px)!important;box-shadow:0 1px 2px #0000000d!important}.vocab-set-card__header--inline .vocab-set-card__icon-btn{width:24px!important;height:24px!important;background:transparent!important}.vocab-set-card__icon-btn:hover{color:#0052cc!important;background:#eff6ff!important}.vocab-set-card__icon-btn--danger:hover{color:#ef4444!important;background:#fef2f2!important}.vocab-set-card__title{margin:0 0 4px;font-size:15px;font-weight:700;color:var(--ac-ink);line-height:1.4;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s ease}.vocab-set-card:hover .vocab-set-card__title{color:#0052cc}.vocab-set-card__desc{margin:0 0 12px;font-size:12px;color:var(--ac-ink-3);line-height:1.625;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.vocab-set-card__desc--placeholder{color:var(--ac-icon);font-style:italic}.vocab-set-card__chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto}.vocab-set-card__chip{padding:2px 8px;background:var(--ac-hover);border:1px solid var(--ac-line-soft);border-radius:4px;font-size:10px;font-weight:500;color:var(--ac-ink-3);line-height:1.5}.vocab-set-card__chip--more{background:#eff6ff;border-color:#dbeafe;color:#0052cc;font-weight:600}.vocab-set-card__chip--empty{color:var(--ac-icon-faint);border-style:dashed}.vocab-set-card__footer{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 16px;border-top:1px solid var(--ac-line-soft);background:#f8fafc80}.vocab-set-card__count{display:flex;align-items:center;gap:4px;font-size:12px;font-weight:700;color:var(--ac-ink-2);white-space:nowrap}.vocab-set-card__count-icon{color:var(--ac-icon-faint);font-size:14px!important}.vocab-set-card__ai-btn{display:inline-flex;align-items:center;gap:4px;padding:6px 10px;border:1px solid #dbeafe;border-radius:8px;background:#fff;color:#0052cc;font-size:11px;font-weight:700;font-family:inherit;cursor:pointer;box-shadow:0 1px 2px #0000000d;transition:border-color .15s ease,background-color .15s ease;white-space:nowrap}.vocab-set-card__ai-btn:hover:not(:disabled){border-color:#0052cc;background:#eff6ff}.vocab-set-card__ai-btn:disabled{opacity:.45;cursor:not-allowed}.vocab-set-card__ai-chevron{font-size:12px!important;color:#0052cc}.vocab-set-card__menu-paper{border-radius:12px!important;border:1px solid var(--ac-line-soft);min-width:200px!important;margin-top:-8px!important}.vocab-set-card__menu-item{font-size:.75rem!important;font-weight:500!important;border-radius:8px!important;margin:2px 6px!important;gap:8px}.vocab-set-card__menu-emoji{width:16px;text-align:center;flex-shrink:0}.vocab-set-card__menu-icon{color:var(--ac-ink-3)!important;flex-shrink:0}.vocab-set-create-card{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:220px;padding:24px;border:2px dashed var(--ac-line);border-radius:12px;background:#f8fafc80;cursor:pointer;font-family:inherit;transition:border-color .25s ease,background .25s ease}.vocab-set-create-card:hover{border-color:#0052cc73;background:var(--ac-hover)}.vocab-set-create-card__icon{display:flex;align-items:center;justify-content:center;width:48px;height:48px;margin-bottom:12px;border-radius:50%;background:#fff;border:1px solid var(--ac-line);color:var(--ac-icon);font-size:1.5rem;font-weight:300;line-height:1;box-shadow:0 1px 3px #0000000f;transition:color .2s ease,border-color .2s ease}.vocab-set-create-card:hover .vocab-set-create-card__icon{color:#0052cc;border-color:#0052cc4d}.vocab-set-create-card__label{font-size:.875rem;font-weight:700;color:var(--ac-ink-3);transition:color .2s ease}.vocab-set-create-card:hover .vocab-set-create-card__label{color:#0052cc}.vocab-sets-empty{grid-column:1 / -1;text-align:center;padding:48px 24px;background:#fff;border:1px dashed #c3c6d7;border-radius:12px;color:#434655;font-size:.875rem;line-height:1.6}.vocab-set-editor-dialog{width:calc(100% - 32px)!important;max-width:1024px!important;height:min(90vh,900px)!important;max-height:90vh!important;margin:16px!important;border-radius:16px!important;overflow:hidden!important;display:flex!important;flex-direction:column!important;box-shadow:0 25px 50px -12px #0f172a40!important}.vocab-set-editor-dialog__header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 24px;border-bottom:1px solid var(--ac-line-soft);background:#fff;flex-shrink:0}.vocab-set-editor-dialog__title{margin:0;display:flex;align-items:center;gap:8px;font-size:1.125rem;font-weight:700;color:var(--ac-ink)}.vocab-set-editor-dialog__title-icon{color:#0052cc}.vocab-set-editor-dialog__close{color:var(--ac-icon)!important;border-radius:999px!important}.vocab-set-editor-dialog__close:hover{color:var(--ac-ink-3)!important;background:var(--ac-hover)!important}.vocab-set-editor-dialog__body{flex:1!important;min-height:0!important;padding:0!important;overflow:hidden!important;display:flex!important;flex-direction:column!important;background:var(--ac-hover)!important}.vocab-set-editor-dialog__footer{flex-shrink:0!important;padding:14px 24px!important;border-top:1px solid var(--ac-line-soft)!important;background:#fff!important;gap:8px!important}.vocab-set-editor{display:flex;flex-direction:column;flex:1;min-height:0;overflow:hidden}.vocab-set-editor__alert{margin:12px 24px 0!important;flex-shrink:0;font-size:13px!important}.vocab-set-editor__hero{display:flex;flex-direction:column;gap:20px;padding:24px;border-bottom:1px solid var(--ac-line-soft);background:#fff;flex-shrink:0}@media(min-width:640px){.vocab-set-editor__hero{flex-direction:row;align-items:flex-start}}.vocab-set-editor__cover-wrap{position:relative;flex-shrink:0}.vocab-set-editor__cover{position:relative;display:block;width:128px;height:128px;padding:0;border-radius:16px;overflow:hidden;border:1px solid var(--ac-line);box-shadow:0 1px 2px #0f172a0f;background:var(--ac-hover);cursor:pointer;transition:border-color .15s ease,box-shadow .15s ease}.vocab-set-editor__cover:hover:not(:disabled),.vocab-set-editor__cover:focus-visible{border-color:#93c5fd;box-shadow:0 0 0 3px #2563eb1f;outline:none}.vocab-set-editor__cover:disabled{cursor:wait}.vocab-set-editor__cover img{width:100%;height:100%;object-fit:cover;display:block}.vocab-set-editor__cover--placeholder{display:flex;align-items:center;justify-content:center;color:var(--ac-icon-faint);border-style:dashed}.vocab-set-editor__cover--placeholder>svg{font-size:2.5rem}.vocab-set-editor__cover-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;background:#0f172a8c;color:#fff;font-size:12px;font-weight:600;opacity:0;transition:opacity .15s ease;pointer-events:none}.vocab-set-editor__cover:hover .vocab-set-editor__cover-overlay,.vocab-set-editor__cover:focus-visible .vocab-set-editor__cover-overlay,.vocab-set-editor__cover--uploading .vocab-set-editor__cover-overlay,.vocab-set-editor__cover--placeholder .vocab-set-editor__cover-overlay{opacity:1}.vocab-set-editor__cover--placeholder .vocab-set-editor__cover-overlay{background:#f8fafceb;color:var(--ac-ink-3)}.vocab-set-editor__cover-clear{position:absolute;top:-6px;right:-6px;z-index:1;display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;padding:0;border:1px solid var(--ac-line);border-radius:999px;background:#fff;color:var(--ac-ink-3);font-size:14px;cursor:pointer;box-shadow:0 1px 3px #0f172a1f}.vocab-set-editor__cover-clear:hover{color:#dc2626;border-color:#fecaca;background:#fef2f2}.vocab-set-editor__meta{flex:1;min-width:0;display:flex;flex-direction:column;gap:12px}.vocab-set-editor__meta-row{display:flex;flex-direction:column;gap:12px}@media(min-width:640px){.vocab-set-editor__meta-row{flex-direction:row;align-items:flex-end;gap:16px}}.vocab-set-editor__field{display:flex;flex-direction:column;gap:4px;min-width:0}.vocab-set-editor__field--grow{flex:1}.vocab-set-editor__field--status{width:100%}@media(min-width:640px){.vocab-set-editor__field--status{width:160px;flex-shrink:0}}.vocab-set-editor__label{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--ac-icon)}.vocab-set-editor__title-input{width:100%;padding:2px 4px;margin-left:-4px;border:none;border-bottom:1px solid transparent;background:transparent;font-size:1.25rem;font-weight:800;color:var(--ac-ink);font-family:inherit;transition:border-color .15s ease}.vocab-set-editor__title-input:hover{border-bottom-color:var(--ac-line)}.vocab-set-editor__title-input:focus{outline:none;border-bottom-color:#0052cc}.vocab-set-editor__desc-input{width:100%;padding:2px 4px;margin-left:-4px;border:none;border-bottom:1px solid transparent;background:transparent;resize:none;font-size:14px;line-height:1.6;color:var(--ac-ink-3);font-family:inherit;transition:border-color .15s ease}.vocab-set-editor__desc-input:hover{border-bottom-color:var(--ac-line)}.vocab-set-editor__desc-input:focus{outline:none;border-bottom-color:#0052cc;color:var(--ac-ink-2)}.vocab-set-editor__status-select{width:100%;padding:8px 10px;border:1px solid var(--ac-line);border-radius:10px;background:var(--ac-hover);font-size:13px;font-weight:600;color:var(--ac-ink-3);font-family:inherit}.vocab-set-editor__status-select:focus{outline:none;border-color:#0052cc}.vocab-set-editor__toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:12px 24px 0;flex-shrink:0}.vocab-set-editor__toolbar-left{display:flex;align-items:baseline;gap:8px}.vocab-set-editor__toolbar-title{font-size:13px;font-weight:700;color:var(--ac-ink-2)}.vocab-set-editor__toolbar-count{font-size:12px;font-weight:600;color:var(--ac-icon)}.vocab-set-editor__toolbar-actions{display:flex;flex-wrap:wrap;gap:8px}.vocab-set-editor__btn{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:8px;font-size:12px;font-weight:700;font-family:inherit;cursor:pointer;transition:background .15s ease,border-color .15s ease,color .15s ease;white-space:nowrap}.vocab-set-editor__btn--outline{border:1px solid var(--ac-line);background:#fff;color:var(--ac-ink-3)}.vocab-set-editor__btn--outline:hover{border-color:var(--ac-outline-variant);background:var(--ac-hover)}.vocab-set-editor__btn--ai{border:1px solid rgba(0,82,204,.25);background:#eff6ff;color:#0052cc}.vocab-set-editor__btn--ai:hover{background:#dbeafe}.vocab-set-editor__btn--primary{border:1px solid #0052cc;background:#0052cc;color:#fff}.vocab-set-editor__btn--primary:hover{background:#0047b3}.vocab-set-editor__table-wrap{flex:1;min-height:0;overflow:auto;padding:16px 24px 24px}.vocab-set-editor__table-card{background:#fff;border:1px solid rgba(226,232,240,.9);border-radius:16px;box-shadow:0 1px 2px #0f172a0a;overflow:hidden}.vocab-set-editor__table{width:100%;border-collapse:collapse;text-align:left;font-size:13px;white-space:nowrap}.vocab-set-editor__table thead{position:sticky;top:0;z-index:1;background:#f8fafcf2;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border-bottom:1px solid var(--ac-line)}.vocab-set-editor__th{padding:12px 16px;font-size:13px;font-weight:700;color:var(--ac-ink-3)}.vocab-set-editor__th--num{width:48px;text-align:center}.vocab-set-editor__th--pos{width:96px}.vocab-set-editor__th--audio{width:72px;text-align:center}.vocab-set-editor__th--action{width:44px}.vocab-set-editor__row{border-top:1px solid var(--ac-line-soft);transition:background .12s ease}.vocab-set-editor__row:hover{background:#f8fafcb3}.vocab-set-editor__td{padding:6px 16px;color:var(--ac-ink-2);vertical-align:middle}.vocab-set-editor__td--num{text-align:center;font-weight:500;color:var(--ac-icon)}.vocab-set-editor__td--audio,.vocab-set-editor__td--action{text-align:center}.vocab-set-editor__word-cell{display:flex;align-items:center;gap:6px;min-width:120px;flex-wrap:nowrap}.vocab-set-editor__lookup{flex-shrink:0}.vocab-set-editor__phonetic{flex-shrink:0;font-size:11px;color:var(--ac-icon);white-space:nowrap}.vocab-set-editor__cell-input{width:100%;min-width:80px;padding:4px 8px;margin-left:-8px;border:none;border-radius:6px;background:transparent;font-size:13px;color:var(--ac-ink-2);font-family:inherit;transition:box-shadow .12s ease,color .12s ease}.vocab-set-editor__cell-input--word{width:auto;min-width:3ch;max-width:160px;flex:0 1 auto;font-weight:700;color:var(--ac-ink);field-sizing:content}.vocab-set-editor__cell-input--example{min-width:220px;color:var(--ac-ink-3);font-style:italic}.vocab-set-editor__cell-input:focus{outline:none;box-shadow:0 0 0 1px #0052cc;color:var(--ac-ink)}.vocab-set-editor__pos-input{width:100%;padding:4px 8px;border:none;border-radius:8px;background:var(--ac-hover);font-size:11px;font-weight:600;color:var(--ac-ink-3);text-align:center;font-family:inherit}.vocab-set-editor__pos-input:focus{outline:none;box-shadow:0 0 0 1px #0052cc;background:#fff}.vocab-set-editor__delete-btn{opacity:0;color:var(--ac-icon-faint)!important;transition:opacity .12s ease,color .12s ease!important}.vocab-set-editor__row:hover .vocab-set-editor__delete-btn{opacity:1}.vocab-set-editor__delete-btn:hover{color:#ef4444!important;background:#fef2f2!important}.vocab-set-editor__delete-btn.Mui-disabled{opacity:0!important}.vocab-set-editor--preview{background:var(--ac-hover)}.vocab-set-editor__table-wrap--preview{max-height:360px}.vocab-set-editor__preview-title{margin:0;padding:2px 4px;font-size:1.25rem;font-weight:800;color:var(--ac-ink)}.vocab-set-editor__preview-desc{margin:0;padding:2px 4px;font-size:14px;line-height:1.6;color:var(--ac-ink-3)}.vocab-set-editor__preview-word{font-weight:700;color:var(--ac-ink)}.vocab-set-editor__preview-example{font-style:italic;color:var(--ac-ink-3)}.vocab-set-editor__pos-badge{display:inline-block;padding:4px 8px;border-radius:8px;background:var(--ac-hover);font-size:11px;font-weight:600;color:var(--ac-ink-3);text-transform:lowercase}.admin-catalog-page--vocab-sets{max-width:100%!important;width:100%!important;padding:0!important;margin:0!important;background:var(--ac-hover)!important}.admin-catalog-page--vocab-sets .admin-catalog-page__header{background:#fff;border-bottom:1px solid var(--ac-line);padding:32px 24px!important;margin-bottom:0!important;display:flex!important;flex-direction:row!important;flex-wrap:wrap!important;align-items:flex-start!important;justify-content:space-between!important;width:100%!important;box-sizing:border-box!important}@media(min-width:768px){.admin-catalog-page--vocab-sets .admin-catalog-page__header{padding:40px 64px 32px!important}}@media(min-width:1440px){.admin-catalog-page--vocab-sets .admin-catalog-page__header{padding-left:24px!important;padding-right:24px!important}}.admin-catalog-page--vocab-sets .admin-catalog-page__title-icon{width:48px!important;height:48px!important;border-radius:16px!important;background:#eff6ff!important;color:#0052cc!important;border:1px solid #dbeafe!important;box-shadow:inset 0 2px 4px #0000000f!important}.admin-catalog-page--vocab-sets .admin-catalog-page__title-icon svg{width:24px!important;height:24px!important}.admin-catalog-page--vocab-sets .admin-catalog-page__title{font-size:24px!important;font-weight:800!important;color:var(--ac-ink)!important;letter-spacing:-.025em!important}.admin-catalog-page--vocab-sets .admin-catalog-page__subtitle{font-size:13px!important;color:var(--ac-ink-3)!important;line-height:1.625!important;margin-top:4px!important;max-width:672px!important}.admin-catalog-page__header-actions{display:flex;align-items:center;gap:12px}.header-action-btn{border-radius:12px!important;text-transform:none!important;font-weight:700!important;font-size:13px!important;padding:10px 18px!important;min-height:40px!important;box-shadow:none!important}.header-action-btn--ai{background:#eff6ff!important;border:1px solid #dbeafe!important;color:#0052cc!important}.header-action-btn--ai:hover{background:#dbeafe!important}.header-action-btn--add{background:#0052cc!important;color:#fff!important;box-shadow:0 4px 12px #0052cc33!important}.header-action-btn--add:hover{background:#004099!important}.admin-catalog-page--vocab-sets .admin-catalog-page__filter-card,.admin-catalog-page--vocab-sets .admin-catalog-page__table-card{max-width:1400px;margin-left:auto;margin-right:auto;width:100%;box-sizing:border-box;padding-left:24px;padding-right:24px}@media(min-width:768px){.admin-catalog-page--vocab-sets .admin-catalog-page__filter-card,.admin-catalog-page--vocab-sets .admin-catalog-page__table-card{padding-left:64px;padding-right:64px}}.admin-catalog-page--vocab-sets .admin-catalog-page__filter-card{background:#fff!important;border:1px solid rgba(226,232,240,.8)!important;border-radius:16px!important;box-shadow:0 1px 3px #0000000d,0 1px 2px -1px #0000000d!important;padding:8px!important;margin-top:24px!important;margin-bottom:20px!important}.admin-catalog-page--vocab-sets .admin-catalog-toolbar__row{display:flex!important;align-items:center!important;gap:8px!important}.admin-catalog-page--vocab-sets .admin-catalog-toolbar__search{margin:0!important}.admin-catalog-page--vocab-sets .admin-catalog-toolbar__search .MuiOutlinedInput-root{background:transparent!important;font-size:13px!important;color:var(--ac-ink-2)!important;min-height:36px!important}.admin-catalog-page--vocab-sets .admin-catalog-toolbar__search .MuiOutlinedInput-notchedOutline{border-color:transparent!important}.admin-catalog-page--vocab-sets .admin-catalog-soft-filter__field{position:relative!important;padding-left:12px!important;margin:0 0 0 auto!important}.admin-catalog-page--vocab-sets .admin-catalog-soft-filter__field:before{content:""!important;position:absolute!important;left:0!important;top:50%!important;transform:translateY(-50%)!important;width:1px!important;height:20px!important;background-color:var(--ac-line)!important}.admin-catalog-page--vocab-sets .admin-catalog-soft-filter__field .MuiOutlinedInput-root{background:transparent!important;font-size:13px!important;font-weight:500!important;color:var(--ac-ink-3)!important;min-height:36px!important}.admin-catalog-page--vocab-sets .admin-catalog-soft-filter__field .MuiOutlinedInput-notchedOutline{border-color:transparent!important}.admin-catalog-page--vocab-sets .admin-catalog-soft-filter__field .MuiSelect-select{padding-right:24px!important}.admin-catalog-page--vocab-sets .admin-catalog-toolbar__btn{border-radius:8px!important;text-transform:none!important;font-weight:600!important;font-size:13px!important;min-height:36px!important;padding:6px 16px!important;box-shadow:none!important}.admin-catalog-page--vocab-sets .admin-catalog-toolbar__btn--primary{background:#0052cc!important;color:#fff!important}.admin-catalog-page--vocab-sets .admin-catalog-toolbar__btn--primary:hover{background:#004099!important}.admin-catalog-page--vocab-sets .admin-catalog-toolbar__btn--outlined{border:1px solid var(--ac-line)!important;color:var(--ac-ink-3)!important;background:#fff!important}.admin-catalog-page--vocab-sets .admin-catalog-toolbar__btn--outlined:hover{background:var(--ac-hover)!important;border-color:var(--ac-outline-variant)!important}.admin-catalog-page--vocab-sets .admin-catalog-page__table-footer{margin-top:32px!important;padding-top:24px!important;border-top:1px solid var(--ac-line)!important;display:flex!important;align-items:center!important;justify-content:space-between!important}.admin-catalog-page--vocab-sets .admin-catalog-page__table-footer-total{font-size:13px!important;color:var(--ac-ink-3)!important;font-weight:500!important}.admin-catalog-page--vocab-sets .admin-catalog-page__table-footer-controls{display:flex!important;gap:6px!important}.admin-catalog-page--vocab-sets .admin-catalog-page__table-footer-controls .MuiButton-root{border-radius:8px!important;border:1px solid var(--ac-line)!important;color:var(--ac-ink-3)!important;text-transform:none!important;font-size:13px!important;font-weight:500!important;padding:6px 14px!important;background:#fff!important;transition:background .15s ease,border-color .15s ease!important}.admin-catalog-page--vocab-sets .admin-catalog-page__table-footer-controls .MuiButton-root:hover:not(:disabled){background:var(--ac-hover)!important;border-color:var(--ac-outline-variant)!important}.admin-catalog-page--vocab-sets .admin-catalog-page__table-footer-controls .MuiButton-root:disabled{background:var(--ac-hover)!important;color:var(--ac-icon-faint)!important;border-color:var(--ac-line)!important}:root{--purple-gradient: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);--purple-glow: 0 4px 14px rgba(79, 70, 229, .35);--card-shadow: 0 4px 6px -1px rgba(0, 0, 0, .02), 0 2px 4px -1px rgba(0, 0, 0, .01);--card-hover-shadow: 0 10px 15px -3px rgba(79, 70, 229, .05), 0 4px 6px -2px rgba(0, 0, 0, .02);--border-soft: var(--ac-line-soft)}.vocab-journeys-container{max-width:1200px;margin:0 auto;padding:24px 16px 48px}.journey-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px;flex-wrap:wrap;gap:16px}.journey-header-left{display:flex;align-items:center;gap:16px}.journey-header-icon{width:52px;height:52px;border-radius:14px;background:#eef2ff;color:#4f46e5;display:flex;align-items:center;justify-content:center;font-size:1.8rem;box-shadow:0 4px 12px #4f46e514}.journey-header-title{font-size:1.75rem!important;font-weight:800!important;color:var(--ac-ink)!important;letter-spacing:-.02em!important}.journey-header-subtitle{font-size:.9rem!important;color:var(--ac-ink-3)!important;margin-top:2px!important}.journey-create-btn-wrapper{position:relative;display:inline-flex;align-items:center}.decorator-arrow{position:absolute;left:-65px;top:-2px;pointer-events:none;animation:floatArrow 3s ease-in-out infinite}.decorator-sparkles{position:absolute;right:-25px;top:-20px;pointer-events:none;animation:pulseSparkles 2s ease-in-out infinite}@keyframes floatArrow{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-3px) rotate(-1deg)}}@keyframes pulseSparkles{0%,to{transform:scale(1);opacity:.9}50%{transform:scale(1.1);opacity:1}}.journey-create-btn{background:var(--purple-gradient)!important;color:#fff!important;text-transform:none!important;font-weight:600!important;padding:10px 22px!important;border-radius:12px!important;box-shadow:var(--purple-glow)!important;transition:all .25s cubic-bezier(.4,0,.2,1)!important;font-size:.9rem!important;position:relative;z-index:2}.journey-create-btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px #4f46e580!important}.journey-stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:32px}.journey-stat-card{background:#fff;border:1px solid var(--border-soft);border-radius:16px;padding:20px;display:flex;align-items:center;gap:16px;box-shadow:var(--card-shadow);transition:all .2s ease}.journey-stat-card:hover{transform:translateY(-2px);box-shadow:0 6px 12px #00000008}.journey-stat-icon-wrapper{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.journey-stat-icon-wrapper.total{background:#4f46e514;color:#4f46e5}.journey-stat-icon-wrapper.published{background:#10b98114;color:#10b981}.journey-stat-icon-wrapper.draft{background:#f59e0b14;color:#f59e0b}.journey-stat-content{display:flex;flex-direction:column}.journey-stat-value{font-size:1.5rem!important;font-weight:800!important;color:var(--ac-ink)!important;line-height:1.2!important}.journey-stat-title{font-size:.825rem!important;font-weight:600!important;color:var(--ac-ink-3)!important;margin-top:2px!important}.journey-stat-desc{font-size:.725rem!important;color:var(--ac-icon)!important;margin-top:1px!important}.journey-toolbar-card{background:transparent!important;border:none!important;box-shadow:none!important;margin-bottom:24px;padding:0!important}.journey-toolbar-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.journey-search-field{flex:1;min-width:240px;max-width:400px}.journey-search-field .MuiOutlinedInput-root{background:#fff!important;border-radius:50px!important;font-size:.875rem!important;padding-left:8px!important;box-shadow:var(--card-shadow)!important;transition:all .2s ease!important}.journey-search-field .MuiOutlinedInput-notchedOutline{border-color:var(--ac-line)!important}.journey-search-field:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)!important}.journey-search-field .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:#4f46e5!important;box-shadow:0 0 0 3px #4f46e51a!important}.journey-select-wrap{min-width:180px}.journey-select-wrap .MuiOutlinedInput-root{background:#fff!important;border-radius:12px!important;height:40px!important;font-size:.85rem!important;font-weight:500!important;color:var(--ac-ink-2)!important;box-shadow:var(--card-shadow)!important;transition:all .2s ease!important}.journey-select-wrap .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)!important;border-width:1px!important}.journey-select-wrap:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-icon)!important}.journey-select-wrap .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:#4f46e5!important;box-shadow:0 0 0 3px #4f46e51a!important}.journey-filter-btn{height:40px!important;background:#fff!important;color:#4f46e5!important;border:1px solid var(--ac-outline-variant)!important;border-radius:12px!important;text-transform:none!important;font-weight:600!important;padding:0 16px!important;box-shadow:var(--card-shadow)!important;font-size:.85rem!important;transition:all .2s ease!important}.journey-filter-btn:hover{background:var(--ac-hover)!important;border-color:#4f46e5!important;color:#3730a3!important}.journey-list-wrap{display:flex;flex-direction:column;gap:16px}.journey-item-card{background:#fff;border:1px solid var(--border-soft);border-radius:20px;padding:24px 48px 24px 24px;display:flex;align-items:center;gap:24px;position:relative;box-shadow:var(--card-shadow);transition:all .3s cubic-bezier(.4,0,.2,1)}.journey-item-card:hover{transform:translateY(-3px);box-shadow:var(--card-hover-shadow);border-color:var(--ac-line)}.journey-cover-wrapper{width:120px;height:120px;border-radius:16px;overflow:hidden;position:relative;flex-shrink:0;box-shadow:0 4px 10px #0000000d}.journey-cover-img{width:100%;height:100%;object-fit:cover}.journey-cover-fallback{width:100%;height:100%;display:flex;align-items:center;justify-content:center;position:relative}.fallback-theme-ocean{background:linear-gradient(135deg,#0ea5e9,#0369a1)}.fallback-theme-forest{background:linear-gradient(135deg,#10b981,#065f46)}.fallback-theme-city{background:linear-gradient(135deg,#f43f5e,#9f1239)}.fallback-theme-space{background:linear-gradient(135deg,#1e1b4b,#312e81)}.fallback-theme-default{background:linear-gradient(135deg,#6366f1,#4338ca)}.journey-cover-fallback-icon{font-size:2.5rem!important;color:#ffffffe6}.journey-info-section{flex:1;min-width:0}.journey-title-container{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.journey-card-title{font-size:1.25rem!important;font-weight:800!important;color:var(--ac-ink)!important}.journey-badge{font-size:.725rem!important;font-weight:700!important;padding:3px 8px!important;border-radius:6px!important;letter-spacing:.02em!important;text-transform:uppercase}.journey-badge.published{background:#eef2ff!important;color:#4f46e5!important}.journey-badge.draft{background:#fffbeb!important;color:#d97706!important}.journey-badge.archived{background:var(--ac-hover)!important;color:var(--ac-ink-3)!important}.journey-card-desc{font-size:.875rem!important;color:var(--ac-ink-3)!important;margin:10px 0 16px!important;line-height:1.5!important;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.journey-card-meta-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.journey-meta-bubble{display:flex;align-items:center;gap:6px;color:var(--ac-ink-3);font-size:.8rem;font-weight:500}.journey-meta-icon{font-size:1rem!important;color:var(--ac-icon)!important}.journey-card-dots{position:absolute!important;top:16px;right:16px;color:var(--ac-icon)!important}.journey-card-dots:hover{color:var(--ac-ink-3)!important;background:var(--ac-hover)!important}.journey-actions-stack{display:flex;flex-direction:column;gap:8px;flex-shrink:0;width:84px}.journey-action-btn{text-transform:none!important;font-weight:600!important;border-radius:8px!important;font-size:.775rem!important;padding:4px 10px!important;height:32px!important;display:inline-flex!important;align-items:center!important;justify-content:center!important;gap:4px!important;border-width:1px!important}.journey-action-btn.view{color:#4f46e5!important;border-color:#4f46e540!important;background:transparent!important}.journey-action-btn.view:hover{background:#4f46e50d!important;border-color:#4f46e5!important}.journey-action-btn.edit{color:var(--ac-ink-3)!important;border-color:#47556940!important;background:transparent!important}.journey-action-btn.edit:hover{background:#4755690d!important;border-color:var(--ac-ink-3)!important}.journey-action-btn.delete{color:#ef4444!important;border-color:#ef444440!important;background:transparent!important}.journey-action-btn.delete:hover{background:#ef44440d!important;border-color:#ef4444!important}@media(max-width:1024px){.journey-stats-grid{grid-template-columns:repeat(2,1fr);gap:16px}}@media(max-width:768px){.decorator-arrow,.decorator-sparkles{display:none}.journey-header{margin-bottom:20px}.journey-header-left{gap:12px}.journey-header-icon{width:44px;height:44px;font-size:1.4rem}.journey-header-title{font-size:1.4rem!important}.journey-create-btn{width:100%;justify-content:center}.journey-stats-grid{grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:20px}.journey-stat-card{padding:12px;gap:10px;border-radius:12px}.journey-stat-icon-wrapper{width:38px;height:38px;border-radius:8px}.journey-stat-icon-wrapper svg{font-size:1.25rem}.journey-stat-value{font-size:1.25rem!important}.journey-stat-title{font-size:.75rem!important}.journey-stat-desc{font-size:.65rem!important}.journey-toolbar-row{flex-direction:column;align-items:stretch;gap:10px}.journey-search-field{max-width:100%}.journey-select-wrap{width:100%}.journey-filter-btn{width:100%;justify-content:center}.journey-item-card{padding:14px;gap:12px;border-radius:16px;flex-wrap:wrap}.journey-cover-wrapper{width:68px;height:68px;border-radius:12px}.journey-card-desc{display:none!important}.journey-info-section{flex:1;min-width:0}.journey-card-title{font-size:1rem!important}.journey-title-container{gap:4px}.journey-badge{font-size:.65rem!important;padding:1px 5px!important}.journey-card-meta-row{margin-top:6px;flex-direction:column;align-items:flex-start;gap:2px}.journey-meta-bubble{font-size:.725rem}.journey-actions-stack{display:none}.journey-card-dots{top:6px;right:4px}}.journey-detail-topics-panel{background:#fff;border:1px solid var(--ac-line);border-radius:16px;padding:20px 24px;margin-top:24px;box-shadow:0 4px 12px #00000005}.journey-detail-container{max-width:1200px;margin:0 auto;padding:16px 16px 48px}.journey-detail-back-link{display:inline-flex;align-items:center;gap:8px;color:#2563eb!important;font-weight:600;text-decoration:none;font-size:.9rem;margin-bottom:24px;transition:all .2s ease}.journey-detail-back-link:hover{color:#1d4ed8!important;transform:translate(-2px)}.journey-detail-header-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px;flex-wrap:wrap;gap:24px}.journey-detail-header-left{display:flex;align-items:center;gap:20px;flex:1;min-width:300px}.journey-detail-avatar{width:72px;height:72px;border-radius:50%;overflow:hidden;background:#eff6ff;border:2px solid #fff;box-shadow:0 4px 12px #2563eb26;display:flex;align-items:center;justify-content:center;flex-shrink:0}.journey-detail-avatar-img{width:100%;height:100%;object-fit:cover}.journey-detail-avatar-icon{font-size:2.2rem!important;color:#3b82f6}.journey-detail-title-section{display:flex;flex-direction:column;gap:6px}.journey-detail-title-row{display:flex;align-items:center;gap:8px}.journey-detail-title{font-size:1.5rem!important;font-weight:800!important;color:var(--ac-ink)!important;margin:0!important}.journey-detail-edit-icon{font-size:1.1rem!important;color:var(--ac-icon);cursor:pointer;transition:color .2s}.journey-detail-edit-icon:hover{color:var(--ac-ink-3)}.journey-detail-subtitle{font-size:.9rem!important;color:var(--ac-ink-3)!important;margin:0!important}.journey-detail-badges-row{display:flex;align-items:center;gap:8px;margin-top:4px}.journey-detail-pill{font-size:.725rem;font-weight:700;padding:4px 10px;border-radius:9999px;text-transform:capitalize;display:inline-flex;align-items:center}.journey-detail-pill.published{background:#dcfce7;color:#15803d}.journey-detail-pill.draft{background:#fef3c7;color:#b45309}.journey-detail-pill.archived{background:var(--ac-hover);color:var(--ac-ink-3)}.journey-detail-pill.classroom{background:#e0f2fe;color:#0369a1;cursor:pointer;transition:all .2s ease;border:none}.journey-detail-pill.classroom:hover{background:#bae6fd;color:#0284c7}.journey-detail-stats-card{background:#fff;border:1px solid var(--ac-line);border-radius:16px;padding:16px 24px;display:flex;align-items:center;gap:24px;box-shadow:0 4px 12px #00000005;flex-shrink:0}.journey-detail-stat-item{display:flex;align-items:center;gap:12px}.journey-detail-stat-divider{width:1px;height:28px;background-color:var(--ac-line)}.journey-detail-stat-icon-box{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center}.journey-detail-stat-icon-box.topics{background:#f5f3ff;color:#7c3aed}.journey-detail-stat-icon-box.vocab{background:#ecfdf5;color:#059669}.journey-detail-stat-icon-box.homework{background:#fdf2f8;color:#db2777}.journey-detail-stat-icon-box.classes{background:#fff7ed;color:#ea580c}.journey-detail-stat-info{display:flex;flex-direction:column}.journey-detail-stat-num{font-size:1.15rem;font-weight:800;color:var(--ac-ink);line-height:1.1}.journey-detail-stat-label{font-size:.725rem;font-weight:500;color:var(--ac-ink-3);margin-top:2px}.journey-info-section-card{background:#fff;border:1px solid var(--ac-line);border-radius:16px;padding:24px;margin-bottom:28px;box-shadow:0 4px 12px #00000005}.journey-info-card-title{font-size:1rem!important;font-weight:700!important;color:var(--ac-ink)!important;margin-bottom:20px!important}.journey-info-form-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start}@media(max-width:900px){.journey-info-form-row{grid-template-columns:1fr;gap:16px}}.journey-info-form-group{display:flex;flex-direction:column;gap:6px}.journey-info-input-label{font-size:.825rem!important;font-weight:600!important;color:var(--ac-ink-3)!important}.journey-detail-input-field .MuiOutlinedInput-root{background:#fff!important;border-radius:10px!important;font-size:.9rem!important;color:var(--ac-ink-2);transition:all .2s ease}.journey-detail-input-field .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)!important;border-width:1px!important}.journey-detail-input-field:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-icon)!important}.journey-detail-input-field .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:#2563eb!important;border-width:1.5px!important;box-shadow:0 0 0 3px #2563eb1a}.journey-detail-actions-row{display:flex;justify-content:flex-end;gap:12px;margin-top:20px}.btn-detail-preview{text-transform:none!important;font-weight:600!important;border-radius:10px!important;padding:8px 18px!important;font-size:.85rem!important;color:var(--ac-ink-3)!important;border-color:var(--ac-outline-variant)!important;background:#fff!important;transition:all .2s ease!important}.btn-detail-preview:hover{background:var(--ac-hover)!important;border-color:var(--ac-icon)!important}.btn-detail-save{text-transform:none!important;font-weight:600!important;border-radius:10px!important;padding:8px 18px!important;font-size:.85rem!important;color:#2563eb!important;border-color:var(--ac-outline-variant)!important;background:#fff!important;transition:all .2s ease!important}.btn-detail-save:hover{background:#2563eb0a!important;border-color:#2563eb!important}.btn-detail-publish{text-transform:none!important;font-weight:600!important;border-radius:10px!important;padding:8px 20px!important;font-size:.85rem!important;color:#fff!important;background:#2563eb!important;box-shadow:0 4px 10px #2563eb33!important;transition:all .2s ease!important}.btn-detail-publish:hover{background:#1d4ed8!important;box-shadow:0 6px 14px #2563eb4d!important}.journey-detail-topics-header-row{display:flex;justify-content:space-between;align-items:center;margin-top:0;margin-bottom:12px}.journey-detail-topics-header-title{font-size:1.1rem!important;font-weight:700!important;color:var(--ac-ink)!important;margin:0!important}.journey-detail-topics-header-subtitle{font-size:.825rem!important;color:var(--ac-ink-3)!important;margin:2px 0 0!important}.btn-detail-add-topic{text-transform:none!important;font-weight:600!important;border-radius:10px!important;padding:8px 18px!important;font-size:.85rem!important;color:#fff!important;background:#2563eb!important;box-shadow:0 4px 10px #2563eb26!important;transition:all .2s ease!important}.btn-detail-add-topic:hover{background:#1d4ed8!important}.journey-roadmap-list{display:flex;flex-direction:column;position:relative;padding-left:76px;margin-top:16px}.journey-roadmap-timeline-line{position:absolute;left:49px;top:24px;bottom:24px;width:2px;border-left:2px dashed var(--ac-outline-variant);z-index:1}.journey-roadmap-item{position:relative;margin-bottom:12px}.journey-roadmap-item:last-child{margin-bottom:0}.journey-roadmap-node{position:absolute;left:-42px;top:50%;transform:translateY(-50%);width:32px;height:32px;border-radius:50%;background-color:#2563eb;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem;color:#fff!important;z-index:2;box-shadow:0 2px 6px #00000014;transition:all .2s ease}.journey-roadmap-drag-indicator{position:absolute;left:-66px;top:50%;transform:translateY(-50%);color:var(--ac-icon);cursor:grab;display:flex;align-items:center;z-index:3}.journey-roadmap-drag-indicator:hover{color:var(--ac-ink-3)}.journey-roadmap-card{background:#fff;border:1px solid var(--ac-line);border-radius:16px;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;box-shadow:0 2px 8px #00000004;transition:all .25s ease}.journey-roadmap-card:hover{transform:translateY(-2px);box-shadow:0 6px 16px #00000008;border-color:var(--ac-outline-variant)}.journey-roadmap-card-left{display:flex;align-items:center;gap:16px;flex:1;min-width:0}.journey-roadmap-topic-thumb{width:64px;height:64px;border-radius:12px;overflow:hidden;background:var(--ac-hover);border:1px solid var(--ac-line);flex-shrink:0}.journey-roadmap-topic-img{width:100%;height:100%;object-fit:cover}.journey-roadmap-topic-content{display:flex;flex-direction:column;gap:4px;min-width:0}.journey-roadmap-topic-title-row{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.journey-roadmap-topic-title{font-size:.95rem!important;font-weight:700!important;color:var(--ac-ink)!important;margin:0!important}.journey-roadmap-topic-subtitle{font-size:.8rem!important;color:var(--ac-ink-3)!important;margin:0!important;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}.journey-roadmap-topic-badges{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:4px}.journey-roadmap-badge{font-size:.725rem;font-weight:600;padding:3px 10px;border-radius:6px;display:inline-flex;align-items:center;gap:4px}.journey-roadmap-badge.vocab{background:#e8f5e9;color:#2e7d32}.journey-roadmap-badge.homework{background:#f3e8ff;color:#7c3aed}.journey-roadmap-badge.sets{background:#e0f2fe;color:#0284c7}.journey-roadmap-card-right{display:flex;align-items:center;gap:10px;flex-shrink:0}.btn-roadmap-vocab{text-transform:none!important;font-weight:600!important;border-radius:8px!important;font-size:.8rem!important;padding:6px 16px!important;color:#2563eb!important;border-color:#2563eb40!important;background:#fff!important}.btn-roadmap-vocab:hover{background:#2563eb0a!important;border-color:#2563eb!important}.btn-roadmap-edit{text-transform:none!important;font-weight:600!important;border-radius:8px!important;font-size:.8rem!important;padding:6px 16px!important;color:var(--ac-ink-3)!important;border-color:#47556933!important;background:#fff!important}.btn-roadmap-edit:hover{background:var(--ac-hover)!important;border-color:var(--ac-ink-3)!important}.btn-roadmap-dots{color:var(--ac-icon)!important}.btn-roadmap-dots:hover{color:var(--ac-ink-3)!important;background:var(--ac-hover)!important}.journey-roadmap-add-dashed-card{border:2px dashed var(--ac-outline-variant);border-radius:16px;padding:20px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;cursor:pointer;transition:all .2s ease;background:transparent;color:var(--ac-ink-3)}.journey-roadmap-add-dashed-card:hover{background:#2563eb05;border-color:#2563eb;color:#2563eb}.journey-roadmap-add-dashed-title{font-size:.9rem;font-weight:700;display:flex;align-items:center;gap:6px}.journey-roadmap-add-dashed-subtitle{font-size:.775rem;color:var(--ac-icon)}.journey-roadmap-add-dashed-card:hover .journey-roadmap-add-dashed-subtitle{color:#2563ebb3}@media(max-width:768px){.journey-roadmap-list{padding-left:0}.journey-roadmap-timeline-line,.journey-roadmap-node,.journey-roadmap-drag-indicator{display:none}.journey-roadmap-card{flex-direction:column;align-items:stretch;padding:14px;gap:12px}.journey-roadmap-card-right{justify-content:flex-end;width:100%}}.admin-catalog-page--vocab-words .admin-catalog-page__filter-card{border-radius:16px;padding:8px 12px}.admin-catalog-page--vocab-words .admin-catalog-page__table-card{background:transparent;border:none;box-shadow:none;padding:0}.admin-catalog-page--vocab-words .admin-catalog-page__table-footer{margin-top:8px;padding:12px 4px 0;background:transparent;border:none}.vocab-words-grid{display:grid;grid-template-columns:repeat(1,minmax(0,1fr));gap:14px}@media(min-width:520px){.vocab-words-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(min-width:900px){.vocab-words-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(min-width:1200px){.vocab-words-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}.vocab-words-grid--loading .vocab-word-card--skeleton{min-height:148px;border-radius:14px}.vocab-words-empty{grid-column:1 / -1;text-align:center;padding:40px 24px;background:var(--ac-surface-container-lowest, #fff);border:1px dashed var(--ac-outline-variant, #c3c6d7);border-radius:16px;color:var(--ac-on-surface-variant, #434655);font-size:.875rem;line-height:1.6}.vocab-word-card{display:flex;flex-direction:column;background:var(--ac-surface-container-lowest, #fff);border:1px solid rgba(195,198,215,.8);border-radius:14px;box-shadow:0 2px 4px #004ac60a;overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease}.vocab-word-card:hover{box-shadow:0 6px 18px #004ac61a;border-color:#004ac638;transform:translateY(-1px)}.vocab-word-card__main{flex:1;width:100%;padding:14px 14px 10px;border:none;background:transparent;text-align:left;cursor:pointer;font-family:inherit}.vocab-word-card__top{display:flex;align-items:flex-start;justify-content:space-between;gap:6px;margin-bottom:6px}.vocab-word-card__en{margin:0;font-size:1.0625rem;font-weight:800;color:var(--ac-on-surface, var(--ac-ink));line-height:1.3;word-break:break-word}.vocab-word-card:hover .vocab-word-card__en{color:var(--ac-primary, #004ac6)}.vocab-word-card__edit{flex-shrink:0;color:var(--ac-icon)!important;border-radius:8px!important;margin:-4px -4px 0 0;opacity:0;transition:opacity .15s ease,background .15s ease,color .15s ease}.vocab-word-card:hover .vocab-word-card__edit{opacity:1}.vocab-word-card__edit:hover{color:var(--ac-primary, #004ac6)!important;background:var(--ac-surface-container-low, #eff4ff)!important}.vocab-word-card__vi{margin:0 0 6px;font-size:.8125rem;color:var(--ac-on-surface-variant, #434655);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.vocab-word-card__meta{display:flex;align-items:center;gap:8px;min-height:22px;margin-top:2px}.vocab-word-card__ipa{margin:0;flex:1;min-width:0;font-size:.75rem;font-family:Segoe UI,system-ui,sans-serif;color:var(--ac-ink-3);font-style:italic;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.vocab-word-card__ipa--empty{color:var(--ac-icon-faint);font-style:normal}.vocab-word-card__pos{flex-shrink:0;padding:2px 8px;border-radius:6px;background:var(--ac-hover);border:1px solid var(--ac-line-soft);font-size:10px;font-weight:600;color:var(--ac-ink-3);text-transform:lowercase;line-height:1.4}.vocab-word-card__footer{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 12px;border-top:1px solid var(--ac-line-soft);background:#f8fafca6;min-height:40px}.vocab-word-card__audio{display:flex;align-items:center;min-width:0}.vocab-word-card__audio-empty{display:inline-flex;align-items:center;gap:4px;font-size:11px;color:var(--ac-icon)}.vocab-word-card__audio-empty svg{font-size:14px!important}.vocab-word-card__badge{flex-shrink:0;padding:3px 8px;border-radius:6px;font-size:10px;font-weight:700;letter-spacing:.02em;border:1px solid transparent}.vocab-word-card__badge--enriched{background:#ecfdf5;color:#059669;border-color:#a7f3d0}.vocab-word-card__badge--pending{background:#fffbeb;color:#d97706;border-color:#fde68a}.vocab-word-create-card{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:148px;padding:20px 16px;border:2px dashed var(--ac-line);border-radius:14px;background:#f8fafc80;cursor:pointer;font-family:inherit;transition:border-color .25s ease,background .25s ease}.vocab-word-create-card:hover{border-color:#004ac673;background:var(--ac-hover)}.vocab-word-create-card__icon{display:flex;align-items:center;justify-content:center;width:40px;height:40px;margin-bottom:8px;border-radius:50%;background:#fff;border:1px solid var(--ac-line);color:var(--ac-icon);font-size:1.35rem;font-weight:300;line-height:1;box-shadow:0 1px 3px #0000000f;transition:color .2s ease,border-color .2s ease}.vocab-word-create-card:hover .vocab-word-create-card__icon{color:var(--ac-primary, #004ac6);border-color:#004ac64d}.vocab-word-create-card__label{font-size:.8125rem;font-weight:700;color:var(--ac-ink-3);transition:color .2s ease}.vocab-word-create-card:hover .vocab-word-create-card__label{color:var(--ac-primary, #004ac6)}.vocab-word-create-card__hint{margin-top:4px;font-size:11px;color:var(--ac-icon)}.admin-catalog-page--question-bank .qb-filters-card{border-radius:16px;padding:16px 18px;margin-bottom:16px;background:#fff;border:1px solid #e8edf4;box-shadow:0 1px 3px #0f172a0f}.admin-catalog-page--question-bank .admin-catalog-page__filter-card{border-radius:16px;padding:16px 18px}.qb-filters{display:flex;flex-direction:column;gap:14px}.qb-filters__search-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px}.qb-filters__search{flex:1 1 280px;min-width:200px}.qb-filters__search .MuiOutlinedInput-root{background:#fff;border-radius:10px;font-size:.875rem;min-height:38px;transition:border-color .2s ease,box-shadow .2s ease}.qb-filters__search .MuiOutlinedInput-notchedOutline{border-color:var(--ac-line)}.qb-filters__search:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)}.qb-filters__search .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:#2563eb;box-shadow:0 0 0 3px #2563eb1a}.qb-filters__btn{text-transform:none!important;font-weight:600!important;font-size:.8125rem!important;border-radius:10px!important;min-height:38px!important;padding:0 18px!important;box-shadow:none!important}.qb-filters__btn--primary{background:#2563eb!important}.qb-filters__btn--primary:hover{background:#1d4ed8!important}.qb-filters__btn--outlined{border:1.5px solid var(--ac-line)!important;color:var(--ac-ink-3)!important}.qb-filters__btn--outlined:hover{border-color:var(--ac-outline-variant)!important;background:var(--ac-hover)!important}.qb-filters__grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px 14px;padding-top:14px;border-top:1px solid var(--ac-line-soft)}@media(max-width:1200px){.qb-filters__grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:720px){.qb-filters__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}.qb-filters__field{display:flex;flex-direction:column;gap:5px;min-width:0}.qb-filters__label{font-size:.6875rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--ac-ink-3);line-height:1.2;padding-left:2px}.qb-filters__select .MuiOutlinedInput-root,.qb-filters__input .MuiOutlinedInput-root{background:#fff;border-radius:10px;font-size:.8125rem;font-weight:500;color:var(--ac-ink-2);min-height:36px;transition:border-color .2s ease,box-shadow .2s ease}.qb-filters__select .MuiOutlinedInput-notchedOutline,.qb-filters__input .MuiOutlinedInput-notchedOutline{border-color:var(--ac-line)}.qb-filters__select:hover .MuiOutlinedInput-notchedOutline,.qb-filters__input:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)}.qb-filters__select .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline,.qb-filters__input .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:#2563eb;border-width:1px;box-shadow:0 0 0 3px #2563eb1a}.qb-filters__select .MuiSelect-select,.qb-filters__input .MuiOutlinedInput-input{padding-top:8px;padding-bottom:8px}.qb-filters__input .MuiOutlinedInput-input::placeholder{color:var(--ac-icon);opacity:1}.qb-stats-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-bottom:16px}@media(min-width:640px){.qb-stats-row{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(min-width:1024px){.qb-stats-row{grid-template-columns:repeat(6,minmax(0,1fr))}}.qb-stat-card{display:flex;flex-direction:column;gap:4px;padding:14px 16px;background:#fff;border:1px solid #e8edf4;border-radius:14px;box-shadow:0 1px 3px #0f172a0f;transition:transform .2s ease,box-shadow .2s ease}.qb-stat-card:hover{transform:translateY(-2px);box-shadow:0 8px 20px #0f172a14}.qb-stat-card__icon-row{display:flex;align-items:center;gap:8px;color:#004ac6}.qb-stat-card__icon{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:10px;background:#004ac614}.qb-stat-card__value{font-size:1.375rem;font-weight:700;line-height:1.2;color:var(--ac-ink)}.qb-stat-card__label{font-size:.75rem;font-weight:500;color:var(--ac-ink-3)}.qb-header-actions{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}.qb-type-chip{font-weight:600;font-size:.7rem}.qb-prompt-cell{line-height:1.4;color:var(--ac-ink);min-width:0;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.admin-catalog-page--question-bank .admin-catalog-page__table-card{overflow-x:auto}.admin-catalog-page--question-bank .catalog-grid-table{min-width:980px}.qb-muted{color:var(--ac-ink-3);font-size:.8125rem}.exam-editor-page{font-family:Inter,ui-sans-serif,system-ui,sans-serif;color:var(--ac-ink);margin:-24px;min-height:calc(100% + 48px);display:flex;flex-direction:column;background:var(--ac-hover);-webkit-font-smoothing:antialiased}@media(max-width:899px){.exam-editor-page{margin:-16px;min-height:calc(100% + 32px)}}.exam-editor-header{flex-shrink:0;height:64px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 32px;background:#fff;border-bottom:1px solid var(--ac-line);position:sticky;top:0;z-index:10}.exam-editor-breadcrumb{display:flex;align-items:center;gap:0;font-size:14px;min-width:0;flex-shrink:1}.exam-editor-breadcrumb__back{display:inline-flex;align-items:center;gap:4px;padding:0;border:none;background:transparent;color:var(--ac-icon);font-family:inherit;font-size:14px;font-weight:500;cursor:pointer;transition:color .15s ease;flex-shrink:0}.exam-editor-breadcrumb__back:hover{color:#0052cc}.exam-editor-breadcrumb__sep{margin:0 8px;color:var(--ac-icon-faint);flex-shrink:0}.exam-editor-breadcrumb__current{font-weight:700;color:var(--ac-ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.exam-editor-header-actions{display:flex;align-items:center;gap:8px;flex-wrap:nowrap;justify-content:flex-end;flex-shrink:0}@media(max-width:1280px){.exam-editor-header{padding:0 20px}.exam-editor-header-actions{gap:6px}.exam-editor-header-actions .exam-editor-btn{padding:8px 10px}.exam-editor-header-actions .exam-editor-btn:not(.exam-editor-btn--primary) .exam-editor-btn__label{display:none}.exam-editor-header-actions .exam-editor-btn:not(.exam-editor-btn--primary){min-width:36px;justify-content:center}}@media(max-width:899px){.exam-editor-header{height:auto;min-height:56px;flex-wrap:wrap;padding:12px 16px;row-gap:10px}.exam-editor-breadcrumb{flex:1 1 auto;max-width:100%}.exam-editor-header-actions{flex:1 1 100%;flex-wrap:wrap;justify-content:flex-end}.exam-editor-breadcrumb__back-label,.exam-editor-breadcrumb__sep{display:none}}@media(max-width:599px){.exam-editor-header-actions .exam-editor-btn--primary .exam-editor-btn__label{display:none}.exam-editor-header-actions .exam-editor-btn--primary{min-width:36px;justify-content:center;padding:8px}}.exam-editor-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:8px;font-family:inherit;font-size:13px;font-weight:600;line-height:1.25;cursor:pointer;transition:background .15s ease,border-color .15s ease,color .15s ease,box-shadow .15s ease;white-space:nowrap;text-transform:none;box-shadow:0 1px 2px #0f172a0d}.exam-editor-btn:disabled{opacity:.55;cursor:not-allowed}.exam-editor-btn--outlined{background:#fff;border:1px solid var(--ac-line);color:var(--ac-ink-3)}.exam-editor-btn--outlined:hover:not(:disabled){background:var(--ac-hover)}.exam-editor-btn--primary{background:#0052cc;border:1px solid #0052cc;color:#fff;box-shadow:0 1px 2px #0052cc33}.exam-editor-btn--primary:hover:not(:disabled){background:#0047b3;border-color:#0047b3}.exam-editor-btn--accent{background:#eff6ff;border:none;color:#0052cc;font-weight:700;box-shadow:0 1px 2px #0052cc14}.exam-editor-btn--accent:hover:not(:disabled){background:#dbeafe}.exam-editor-btn--ai{background:linear-gradient(135deg,#6366f1,#2563eb 55%,#7c3aed);border:none;color:#fff;box-shadow:0 2px 8px #2563eb4d}.exam-editor-btn--ai:hover:not(:disabled){background:linear-gradient(135deg,#4f46e5,#1d4ed8 55%,#6d28d9);box-shadow:0 3px 12px #2563eb66}.exam-editor-btn--ai .MuiSvgIcon-root{color:#fff}.exam-editor-btn--ghost-dashed{background:#fff;border:2px solid var(--ac-line);color:var(--ac-ink-3);border-radius:12px;box-shadow:none}.exam-editor-btn--ghost-dashed:hover:not(:disabled){border-color:#0052cc;color:#0052cc}.exam-editor-btn .MuiSvgIcon-root,.exam-editor-btn--primary .MuiSvgIcon-root,.exam-editor-btn--outlined .MuiSvgIcon-root{font-size:16px}.exam-editor-body{flex:1;overflow-y:auto;padding:32px}@media(max-width:899px){.exam-editor-body{padding:16px}}.exam-editor-container{max-width:1024px;margin:0 auto;display:flex;flex-direction:column;gap:24px}.exam-editor-intro h2{margin:0;font-size:24px;font-weight:700;color:var(--ac-ink);letter-spacing:-.02em;line-height:1.3}.exam-editor-intro p{margin:4px 0 0;font-size:13px;color:var(--ac-ink-3);line-height:1.5}.exam-editor-settings-grid{display:grid;grid-template-columns:1fr;gap:24px}@media(min-width:900px){.exam-editor-settings-grid{grid-template-columns:2fr 1fr}}.exam-editor-card{background:#fff;border:1px solid rgba(226,232,240,.6);border-radius:16px;padding:24px;box-shadow:0 1px 2px #0f172a0a}.exam-editor-card__title{display:flex;align-items:center;margin:0 0 20px;font-size:14px;font-weight:700;color:var(--ac-ink)}.exam-editor-card__dot{width:8px;height:8px;border-radius:50%;margin-right:8px;flex-shrink:0}.exam-editor-card__dot--primary{background:#0052cc}.exam-editor-card__dot--orange{background:#f97316}.exam-editor-fields{display:flex;flex-direction:column;gap:20px}.exam-editor-label{display:block;margin-bottom:6px;font-size:12px;font-weight:600;color:var(--ac-ink-3)}.exam-editor-required{color:#ef4444}.exam-editor-field .MuiOutlinedInput-root{border-radius:12px;font-size:14px;color:var(--ac-ink);background:#fff}.exam-editor-field .MuiOutlinedInput-root .MuiOutlinedInput-notchedOutline{border-color:var(--ac-line)}.exam-editor-field .MuiOutlinedInput-root:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)}.exam-editor-field .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:#0052cc;border-width:1px}.exam-editor-field .MuiOutlinedInput-root.Mui-focused{box-shadow:0 0 0 1px #0052cc}.exam-editor-field .MuiInputBase-input{padding:10px 16px;font-size:14px}.exam-editor-field .MuiInputBase-inputMultiline{padding:10px 16px}.exam-editor-field--select .MuiOutlinedInput-root{background:var(--ac-hover)}.exam-editor-field-suffix__control{position:relative}.exam-editor-field-suffix__unit{position:absolute;right:16px;top:50%;transform:translateY(-50%);font-size:13px;font-weight:500;color:var(--ac-icon);pointer-events:none;line-height:1;z-index:1}.exam-editor-field-suffix__control .MuiOutlinedInput-input{padding-right:52px}.exam-editor-hint{margin:0;font-size:11px;color:var(--ac-icon);line-height:1.45}.exam-editor-questions-card{background:#fff;border:1px solid rgba(226,232,240,.6);border-radius:16px;box-shadow:0 1px 2px #0f172a0a;overflow:hidden}.exam-editor-questions-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 24px;border-bottom:1px solid var(--ac-line-soft);background:#f8fafc80;flex-wrap:wrap}.exam-editor-questions-header h3{margin:0;font-size:14px;font-weight:700;color:var(--ac-ink)}.exam-editor-badges{display:flex;gap:8px;flex-wrap:wrap}.exam-editor-badge{display:inline-flex;align-items:center;padding:4px 10px;background:#fff;border:1px solid var(--ac-line);border-radius:6px;font-size:11px;font-weight:700;color:var(--ac-ink-3);letter-spacing:.02em;text-transform:uppercase}.exam-editor-questions-body{display:flex;flex-direction:column;min-height:480px}@media(min-width:900px){.exam-editor-questions-body--split{flex-direction:row}}.exam-editor-empty{margin:24px;padding:80px 24px;display:flex;flex-direction:column;align-items:center;text-align:center;background:#f8fafc4d;border:2px dashed var(--ac-line);border-radius:12px}.exam-editor-empty__icon{width:64px;height:64px;border-radius:50%;background:#eff6ff;color:#0052cc;display:flex;align-items:center;justify-content:center;margin-bottom:16px;box-shadow:inset 0 2px 4px #0052cc0f}.exam-editor-empty__icon .MuiSvgIcon-root{font-size:32px}.exam-editor-empty h4{margin:0 0 8px;font-size:16px;font-weight:700;color:var(--ac-ink)}.exam-editor-empty p{margin:0 0 24px;max-width:384px;font-size:13px;color:var(--ac-ink-3);line-height:1.6}.exam-editor-empty__actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}.exam-editor-section-panel{width:100%;flex-shrink:0;display:flex;flex-direction:column;border-bottom:1px solid var(--ac-line-soft);background:#fff}@media(min-width:900px){.exam-editor-section-panel{width:280px;border-bottom:none;border-right:1px solid var(--ac-line-soft);max-height:640px}}.exam-editor-section-panel__head{padding:16px;border-bottom:1px solid var(--ac-line-soft)}.exam-editor-section-panel__head-title{margin:0 0 12px;font-size:12px;font-weight:700;color:#0052cc;text-transform:uppercase;letter-spacing:.04em}.exam-editor-section-list{flex:1;overflow-y:auto;padding:0;margin:0;list-style:none}.exam-editor-section-item{display:flex;align-items:flex-start;gap:4px;padding:12px 16px;border-bottom:1px solid var(--ac-line-soft);cursor:pointer;transition:background .12s ease}.exam-editor-section-item:hover{background:var(--ac-hover)}.exam-editor-section-item--active{background:#eff6ff;border-left:3px solid #0052cc;padding-left:13px}.exam-editor-section-item__main{flex:1;min-width:0}.exam-editor-section-item__title{font-size:13px;font-weight:600;color:var(--ac-ink);line-height:1.35}.exam-editor-section-item--active .exam-editor-section-item__title{font-weight:700;color:#0052cc}.exam-editor-section-item__meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}.exam-editor-section-chip{display:inline-flex;padding:2px 8px;border-radius:6px;font-size:10px;font-weight:600;background:var(--ac-hover);color:var(--ac-ink-3)}.exam-editor-section-chip--outlined{background:#fff;border:1px solid var(--ac-line)}.exam-editor-section-item__actions{display:flex;flex-direction:column;flex-shrink:0}.exam-editor-section-item__actions .MuiIconButton-root{padding:4px;color:var(--ac-icon)}.exam-editor-section-item__actions .MuiIconButton-root:hover{color:#0052cc;background:#0052cc0f}.exam-editor-section-item__actions .MuiIconButton-root.Mui-disabled{color:var(--ac-line)}.exam-editor-section-item__actions .MuiIconButton-colorError{color:#f87171}.exam-editor-section-item__actions .MuiIconButton-colorError:hover{color:#ef4444;background:#ef44440f}.exam-editor-section-editor{flex:1;min-width:0;padding:20px 24px}.exam-editor-section-editor__fields{display:flex;flex-direction:column;gap:16px;margin-bottom:20px}.exam-editor-section-editor__toolbar{display:flex;flex-wrap:wrap;gap:8px}.exam-editor-alert{border-radius:12px;font-size:13px}.exam-editor-alert .MuiAlert-message{font-size:13px}.exam-editor-import-menu .MuiPaper-root{border-radius:12px;border:1px solid var(--ac-line-soft);box-shadow:0 10px 25px #0f172a14;margin-top:8px;min-width:220px}.exam-editor-import-menu .MuiMenuItem-root{font-size:13px;color:var(--ac-ink-3);border-radius:8px;margin:2px 4px;padding:8px 12px}.exam-editor-import-menu .MuiMenuItem-root:hover{background:#eff6ff;color:#0052cc}.exam-editor-loading{padding:32px;max-width:1024px;margin:0 auto}.mu-page{padding:0 4px;font-size:13px;color:#333;overflow-x:hidden}.mu-filter-grid{display:grid;grid-template-columns:1fr;gap:10px;align-items:end}@media(min-width:600px){.mu-filter-grid{grid-template-columns:minmax(0,1fr) minmax(250px,320px) auto}}.mu-role-filter{min-width:0}@media(min-width:600px){.mu-role-filter{min-width:250px}}.mu-role-legend{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:8px;font-size:11.5px;color:#888780}.mu-role-legend span{display:inline-flex;align-items:center;gap:6px}.mu-table-wrap{border:1px solid #eceae3;border-radius:6px;overflow-x:auto;overflow-y:visible;margin-top:6px;-webkit-overflow-scrolling:touch;max-width:100%}.mu-users-table{width:100%;min-width:640px;border-collapse:collapse;table-layout:fixed}.mu-users-table .mu-cell-name,.mu-users-table .mu-cell-email{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:0}.mu-users-table .mu-cell-roles{overflow:hidden}.mu-users-table .mu-cell-roles .mu-role-badges{display:flex;flex-wrap:wrap;gap:4px}.mu-users-table .mu-cell-actions{white-space:nowrap}@media(max-width:720px){.mu-role-legend{gap:8px;font-size:10.5px}.mu-role-legend .mu-role-legend-code{display:none}.mu-table-wrap--responsive{overflow-x:visible;border:none;border-radius:0;margin-top:4px}.mu-table-wrap--responsive .mu-users-table{min-width:0;table-layout:auto}.mu-table-wrap--responsive .mu-users-table thead{display:none}.mu-table-wrap--responsive .mu-users-table tbody tr{display:flex;flex-wrap:wrap;align-items:flex-start;background:#fff;border:1px solid #eceae3;border-radius:10px;margin-bottom:6px;padding:10px 12px;gap:3px 8px}.mu-table-wrap--responsive .mu-users-table tbody tr.mu-skeleton-row{padding:12px}.mu-table-wrap--responsive .mu-users-table td{display:block;border:none!important;padding:0!important;max-width:none!important;text-align:left!important}.mu-table-wrap--responsive .mu-users-table .mu-cell-name,.mu-table-wrap--responsive .mu-users-table .mu-cell-email{width:auto}.mu-table-wrap--responsive .mu-users-table .mu-cell-name{order:1;flex:1 1 0;min-width:0;font-size:.9375rem;font-weight:600;color:var(--ac-ink);margin-bottom:0;white-space:normal;padding-right:4px}.mu-table-wrap--responsive .mu-users-table .mu-cell-email{order:10;flex:0 0 100%;width:100%;font-size:.8125rem;color:var(--ac-ink-3);margin-bottom:4px;white-space:normal;word-break:break-word}.mu-table-wrap--responsive .mu-users-table .mu-cell-roles{order:10;flex:0 0 100%;width:100%;min-width:0;display:flex;align-items:center;margin-bottom:0}.mu-table-wrap--responsive .mu-users-table .mu-cell-actions{order:2;flex:0 0 auto;display:flex;align-items:flex-start;margin-left:auto;align-self:flex-start}.mu-table-wrap--responsive .mu-users-table .mu-cell-actions .mu-table-actions{justify-content:flex-end;gap:2px}.mu-table-wrap--responsive .mu-users-table td[colspan]{flex:0 0 100%;width:100%;border:1px dashed #d3d1c7!important;border-radius:10px;padding:16px!important}}.mu-table-actions{display:flex;justify-content:flex-end;gap:2px}.mu-table-actions .MuiIconButton-root{padding:4px;color:#185fa5}.mu-table-actions .MuiIconButton-root.mu-delete{color:#e24b4a}.mu-pagination{border-top:1px solid #d3d1c7;font-size:12.5px}.mu-pagination .MuiTablePagination-selectLabel,.mu-pagination .MuiTablePagination-displayedRows{font-size:12.5px;color:#5f5e5a}.mu-skeleton-row td{padding:8px}.mu-dialog-form{padding:0 2px;font-size:13px;color:#333;overflow:visible}.mu-dialog .MuiDialogContent-root{overflow-x:hidden;overflow-y:visible;flex:0 1 auto}.mu-dialog .MuiDialog-paper{overflow:hidden}@media(max-height:520px){.mu-dialog .MuiDialogContent-root{overflow-y:auto;max-height:calc(100vh - 180px)}}.mu-dialog-footer-hint{min-width:0;flex:1 1 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px;color:#888780;max-width:min(100%,280px)}.mu-dialog .MuiDialogActions-root{overflow:hidden}.enrollment-page{max-width:1440px;margin:0 auto;width:100%;padding:0 4px 32px;box-sizing:border-box}.enrollment-table-card{background:var(--ac-surface-container-lowest, #fff);border:1px solid var(--ac-outline-variant, #c3c6d7);border-radius:12px;overflow-x:auto;box-shadow:0 2px 4px #004ac60d}.enrollment-table-grid{display:grid;column-gap:16px;align-items:center;padding:0 16px;min-width:900px}.enrollment-table-grid--head{padding-top:14px;padding-bottom:14px;font-size:.75rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase;color:var(--ac-on-surface-variant, #434655);background:var(--ac-surface-container-low, #eff4ff);border-bottom:1px solid var(--ac-outline-variant, #c3c6d7)}.enrollment-table-grid--row{padding-top:14px;padding-bottom:14px;font-size:.875rem;border-bottom:1px solid var(--ac-outline-variant, #c3c6d7);transition:background .15s ease}.enrollment-table-grid--row:hover{background:#dbe1ff59}.enrollment-table-grid--row:last-of-type{border-bottom:none}.enrollment-table-grid__muted{color:var(--ac-on-surface-variant, #434655)}.enrollment-class-badge{display:inline-block;padding:4px 12px;border-radius:999px;font-size:.8125rem;font-weight:600;background:var(--ac-primary-fixed, #dbe1ff);color:var(--ac-primary, #004ac6);white-space:nowrap}.enrollment-status{display:inline-flex;align-items:center;gap:6px;font-size:.8125rem;font-weight:600}.enrollment-status__dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.enrollment-status__dot--active{background:#22c55e}.enrollment-status__dot--inactive{background:var(--ac-icon)}.enrollment-status--active{color:#15803d}.enrollment-status--inactive{color:var(--ac-ink-3)}.enrollment-table-actions{display:flex;align-items:center;justify-content:center;gap:2px}.enrollment-table-actions .MuiIconButton-root{width:32px;height:32px;border-radius:8px}.enrollment-table-actions .MuiIconButton-root.enrollment-action-edit{color:var(--ac-primary, #004ac6)}.enrollment-table-actions .MuiIconButton-root.enrollment-action-edit:hover{background:var(--ac-primary-fixed, #dbe1ff)}.enrollment-table-actions .MuiIconButton-root.enrollment-action-delete{color:#dc2626}.enrollment-table-actions .MuiIconButton-root.enrollment-action-delete:hover{background:#fee2e2}.enrollment-table-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:12px 16px;background:var(--ac-surface-container-low, #eff4ff);border-top:1px solid var(--ac-outline-variant, #c3c6d7)}.enrollment-table-footer__total{color:var(--ac-on-surface-variant, #434655)!important;font-size:.875rem!important}.enrollment-table-footer__controls{display:flex;align-items:center;gap:8px}.admin-catalog-page--stories{max-width:1400px;margin:0 auto;padding:16px 24px 48px}.admin-catalog-page--stories .admin-catalog-page__header-actions{display:flex;gap:12px;align-items:center}.admin-catalog-page--stories .header-action-btn{text-transform:none!important;font-weight:600!important;border-radius:10px!important;padding:8px 18px!important;box-shadow:none!important;font-size:.875rem!important}.admin-catalog-page--stories .header-action-btn--ai{background:#eff6ff!important;color:#2563eb!important;border:1px solid #bfdbfe!important;transition:all .2s ease}.admin-catalog-page--stories .header-action-btn--ai:hover{background:#dbeafe!important;border-color:#93c5fd!important}.admin-catalog-page--stories .header-action-btn--add{background:#2563eb!important;color:#fff!important;transition:all .2s ease}.admin-catalog-page--stories .header-action-btn--add:hover{background:#1d4ed8!important}.story-search-row{display:flex;gap:12px;margin-bottom:20px;max-width:480px}.story-search-field{flex:1}.story-search-field .MuiOutlinedInput-root{background:#fff;border-radius:10px;font-size:.9rem;transition:all .2s ease}.story-search-field .MuiOutlinedInput-notchedOutline{border-color:var(--ac-line)}.story-search-field:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)}.story-search-field .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:#2563eb;box-shadow:0 0 0 3px #2563eb1a}.story-search-btn{text-transform:uppercase!important;font-weight:700!important;border-radius:10px!important;padding:0 24px!important;border:1.5px solid #2563eb!important;color:#2563eb!important;font-size:.8125rem!important;letter-spacing:.05em!important;transition:all .2s ease!important}.story-search-btn:hover{background:#2563eb0d!important;border-color:#1d4ed8!important;color:#1d4ed8!important}.story-filter-bar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:28px;flex-wrap:wrap}.story-filter-tabs{display:flex;gap:8px;flex-wrap:wrap}.story-filter-tab{text-transform:none!important;font-weight:500!important;border-radius:20px!important;padding:5px 16px!important;font-size:.8125rem!important;border:1px solid var(--ac-line)!important;background:#fff;color:var(--ac-ink-3)!important;transition:all .2s ease!important}.story-filter-tab:hover{background:var(--ac-hover)!important;border-color:var(--ac-outline-variant)!important;color:var(--ac-ink-2)!important}.story-filter-tab--active{background:#2563eb!important;border-color:#2563eb!important;color:#fff!important;font-weight:600!important}.story-filter-tab--active:hover{background:#1d4ed8!important;border-color:#1d4ed8!important;color:#fff!important}.story-filter-dropdowns{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.story-filter-select-wrap{min-width:120px}.story-filter-select-wrap .MuiOutlinedInput-root{background:#fff;border-radius:10px;height:38px;font-size:.825rem;font-weight:500;color:var(--ac-ink-2);transition:all .2s ease}.story-filter-select-wrap .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)!important;border-width:1px!important}.story-filter-select-wrap:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-icon)!important}.story-filter-select-wrap .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:#2563eb!important;border-width:1px!important;box-shadow:0 0 0 3px #2563eb1a}.stories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:24px;margin-bottom:32px}@media(max-width:640px){.stories-grid{grid-template-columns:1fr}}.story-card{position:relative;background:#fff;border:1px solid var(--ac-line-soft);border-radius:16px;overflow:hidden;box-shadow:0 4px 18px #0f172a0a;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;height:100%}.story-card:hover{transform:translateY(-6px);box-shadow:0 12px 30px #0f172a17;border-color:var(--ac-line)}.story-card__cover-wrap{position:relative;width:100%;aspect-ratio:16 / 9;background:#eff6ff;overflow:hidden}.story-card__cover{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}.story-card:hover .story-card__cover{transform:scale(1.04)}.story-card__star-btn{position:absolute;top:12px;right:12px;z-index:5;width:34px;height:34px;min-width:34px!important;border-radius:50%!important;background:#fffffff2!important;border:none!important;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 2px 8px #00000014;color:var(--ac-icon)!important;transition:all .2s ease!important}.story-card__star-btn:hover{background:#fff!important;color:#f59e0b!important;transform:scale(1.05)}.story-card__audio-badge{position:absolute;bottom:12px;left:12px;z-index:5;display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:20px;font-size:.75rem;font-weight:700;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);box-shadow:0 2px 8px #00000014}.story-card__audio-badge .MuiSvgIcon-root{font-size:.95rem!important;color:inherit}.story-card__audio-badge--has{background:#dcfce7eb!important;color:#15803d!important;border:1px solid rgba(187,247,208,.5)!important}.story-card__audio-badge--no{background:#fef3c7eb!important;color:#d97706!important;border:1px solid rgba(253,230,138,.5)!important}.story-card__duration{position:absolute;bottom:12px;right:12px;z-index:5;background:#0f172aa6;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);color:#fff;padding:3px 8px;border-radius:6px;font-size:.75rem;font-weight:600;letter-spacing:.02em}.story-card__body{padding:14px 16px;display:flex;flex-direction:column;flex-grow:1}.story-card__title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;margin-bottom:6px}.story-card__title{margin:0;font-size:1.15rem;font-weight:700;color:var(--ac-ink);line-height:1.35;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;cursor:pointer;transition:color .2s ease}.story-card__title:hover{color:#2563eb}.story-card__menu-btn{color:var(--ac-icon)!important;margin-top:-6px;margin-right:-6px;padding:6px!important}.story-card__tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}.story-card__tag{font-size:.7rem!important;font-weight:700!important;padding:3px 8px!important;border-radius:6px!important;text-transform:uppercase;letter-spacing:.02em;display:inline-block;line-height:1.2}.story-card__tag--published{background:#dcfce7!important;color:#166534!important}.story-card__tag--draft{background:var(--ac-hover)!important;color:var(--ac-ink-3)!important}.story-card__tag--level{background:#eff6ff!important;color:#1e40af!important;border:1px solid #dbeafe!important}.story-card__tag--vocab{background:#faf5ff!important;color:#6b21a8!important;border:1px solid #f3e8ff!important}.story-card__desc{font-size:.875rem;color:var(--ac-ink-3);line-height:1.55;margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex-grow:1}.story-card__footer{display:flex;align-items:center;justify-content:space-between;padding-top:10px;border-top:1px solid var(--ac-line-soft);margin-top:auto}.story-card__meta{display:flex;align-items:center;gap:12px;color:var(--ac-ink-3);font-size:.775rem;font-weight:500}.story-card__meta-item{display:flex;align-items:center;gap:5px}.story-card__meta-icon{font-size:.95rem!important;color:var(--ac-icon)}.story-card__actions{display:flex;align-items:center;gap:6px}.story-card__action-btn{width:32px!important;height:32px!important;min-width:32px!important;border-radius:8px!important;padding:0!important;border:1px solid var(--ac-line)!important;background:#fff!important;color:#2563eb!important;transition:all .2s ease!important}.story-card__action-btn .MuiSvgIcon-root{font-size:1.1rem!important;color:inherit}.story-card__action-btn:hover{background:#eff6ff!important;border-color:#bfdbfe!important;color:#1d4ed8!important}.story-card__action-btn--delete{color:#ef4444!important;border-color:#fee2e2!important}.story-card__action-btn--delete:hover{background:#fef2f2!important;border-color:#fca5a5!important;color:#dc2626!important}.story-pagination{display:flex;align-items:center;justify-content:space-between;margin-top:36px;padding-top:20px;border-top:1px solid var(--ac-line);flex-wrap:wrap;gap:16px}.story-pagination__pages{display:flex;align-items:center;gap:6px}.story-pagination__btn{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;border:1px solid var(--ac-line);background:#fff;cursor:pointer;color:var(--ac-ink-3);font-weight:600;font-size:.85rem;transition:all .2s ease;-webkit-user-select:none;user-select:none}.story-pagination__btn:hover:not(.story-pagination__btn--disabled):not(.story-pagination__btn--active){border-color:var(--ac-outline-variant);background:var(--ac-hover);color:var(--ac-ink)}.story-pagination__btn--active{background:#2563eb;border-color:#2563eb;color:#fff}.story-pagination__btn--dots{border-color:transparent;background:transparent;cursor:default;color:var(--ac-icon)}.story-pagination__btn--disabled{opacity:.4;cursor:not-allowed}.story-pagination__right{display:flex;align-items:center;gap:16px;font-size:.875rem;color:var(--ac-ink-3);font-weight:500}.story-pagination__size{display:flex;align-items:center;gap:8px}.story-pagination__select{height:32px;border-radius:6px;border:1px solid var(--ac-line);background:#fff;color:var(--ac-ink-3);padding:0 8px;font-weight:600;font-size:.85rem;outline:none;cursor:pointer;transition:border-color .2s ease}.story-pagination__select:focus{border-color:#2563eb}.story-editor-page{max-width:1400px;margin:0 auto;padding:16px 24px 48px;display:flex;flex-direction:column;gap:24px}.story-editor__breadcrumbs{display:flex;gap:8px;font-size:.8125rem;color:var(--ac-ink-3);font-weight:500}.story-editor__header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.story-editor__title-row{display:flex;align-items:center;gap:16px}.story-editor__back-btn{width:40px;height:40px;border-radius:50%;border:1px solid var(--ac-outline-variant);background:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--ac-ink-3);transition:all .2s ease}.story-editor__back-btn:hover{background:var(--ac-hover);border-color:var(--ac-icon);color:var(--ac-ink)}.story-editor__title{font-size:1.75rem;font-weight:700;color:var(--ac-ink);margin:0}.story-editor__header-actions{display:flex;gap:12px;align-items:center}.story-editor__header-actions .action-btn{text-transform:none!important;font-weight:600!important;border-radius:10px!important;padding:8px 18px!important;font-size:.875rem!important;box-shadow:none!important}.story-editor__header-actions .action-btn--preview{background:#fff!important;color:var(--ac-ink-3)!important;border:1px solid var(--ac-outline-variant)!important}.story-editor__header-actions .action-btn--preview:hover{background:var(--ac-hover)!important}.story-editor__header-actions .action-btn--save{background:#2563eb!important;color:#fff!important}.story-editor__header-actions .action-btn--save:hover{background:#1d4ed8!important}.story-editor__layout{display:grid;grid-template-columns:350px 1fr;gap:28px;align-items:start}@media(max-width:960px){.story-editor__layout{grid-template-columns:1fr}}.story-editor__left{display:flex;flex-direction:column;gap:24px}.story-editor__cover-card{position:relative;width:100%;aspect-ratio:16 / 10;border-radius:12px;border:1px solid var(--ac-line);overflow:hidden;background:#eff6ff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #0f172a08}.story-editor__cover-card--has-image{display:block}.story-editor__cover-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;width:100%;height:100%;padding:24px}.story-editor__cover-empty-icon{font-size:48px!important;color:var(--ac-icon)}.story-editor__cover-card img{width:100%;height:100%;object-fit:cover}.story-editor__cover-change-btn{z-index:5;background:#fff!important;color:var(--ac-ink-2)!important;border:1px solid var(--ac-outline-variant)!important;text-transform:none!important;font-weight:600!important;font-size:.8125rem!important;border-radius:20px!important;padding:6px 16px!important;box-shadow:0 2px 8px #00000026!important;transition:all .2s ease!important;white-space:nowrap}.story-editor__cover-change-btn--center{position:static}.story-editor__cover-change-btn--bottom{position:absolute;bottom:12px;left:50%;transform:translate(-50%)}.story-editor__cover-change-btn--center:hover{transform:scale(1.05)!important}.story-editor__cover-change-btn--bottom:hover{background:var(--ac-hover)!important;transform:translate(-50%) scale(1.05)!important}.story-editor__upload-zone{border:1px dashed #bfdbfe;background:#eff6ff;border-radius:12px;padding:20px;text-align:center;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--ac-ink-3);font-size:.8125rem}.story-editor__upload-zone .upload-title{font-weight:600;color:var(--ac-ink-2)}.story-editor__upload-zone .upload-btn{text-transform:none!important;font-weight:600!important;border-radius:8px!important;padding:4px 12px!important;font-size:.8rem!important;background:#fff!important;color:#2563eb!important;border:1px solid #bfdbfe!important}.story-editor__upload-zone .upload-sub{font-size:.75rem;color:var(--ac-icon)}.story-editor__info-card{border:1px solid var(--ac-line);border-radius:12px;padding:20px;background:#fff;box-shadow:0 4px 12px #0f172a05}.story-editor__info-title{font-size:.95rem;font-weight:700;color:var(--ac-ink);margin:0 0 16px}.story-editor__info-list{display:flex;flex-direction:column;gap:12px}.story-editor__info-item{display:flex;justify-content:space-between;align-items:center;font-size:.85rem}.story-editor__info-label{color:var(--ac-ink-3);font-weight:500}.story-editor__info-value{color:var(--ac-ink);font-weight:600}.story-editor__badge-audio{display:inline-flex;padding:2px 8px;border-radius:12px;font-size:.75rem;font-weight:700}.story-editor__badge-audio--yes{background:#dcfce7;color:#166534}.story-editor__badge-audio--no{background:#fef3c7;color:#b45309}.story-editor__badge-ai{display:inline-flex;padding:2px 8px;border-radius:12px;font-size:.75rem;font-weight:700;background:#faf5ff;color:#6b21a8;border:1px solid #f3e8ff}.story-editor__right{border:1px solid var(--ac-line);border-radius:12px;padding:24px;background:#fff;display:flex;flex-direction:column;gap:20px;box-shadow:0 4px 12px #0f172a05}.story-editor__field-group{display:flex;flex-direction:column;gap:6px}.story-editor__field-label{font-size:.85rem;font-weight:600;color:var(--ac-ink-2)}.story-editor__field-required{color:#ef4444;margin-left:2px}.story-editor__right .MuiOutlinedInput-root{border-radius:10px;font-size:.9rem}.story-editor__right .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)}.story-editor__right .MuiOutlinedInput-root:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-icon)}.story-editor__right .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:#2563eb}.story-editor__row-3col{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.story-editor__row-2col{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}@media(max-width:640px){.story-editor__row-3col,.story-editor__row-2col{grid-template-columns:1fr}}.story-editor__tags-input-box{border:1px solid var(--ac-outline-variant);border-radius:10px;padding:6px 12px;min-height:40px;display:flex;flex-wrap:wrap;gap:6px;align-items:center;background:#fff}.story-editor__tags-input-box:focus-within{border-color:#2563eb;box-shadow:0 0 0 1px #2563eb}.story-editor__tags-textfield{border:none!important;outline:none!important;font-size:.875rem;color:var(--ac-ink-2);flex:1;min-width:100px}.story-editor__content-wrapper{position:relative}.story-editor__content-wordcount{position:absolute;bottom:8px;right:12px;font-size:.775rem;color:var(--ac-icon);font-weight:500}.story-editor__features-card{border:1px solid var(--ac-line);border-radius:12px;padding:20px;background:#fff;box-shadow:0 4px 12px #0f172a05}.story-editor__features-title{font-size:.95rem;font-weight:700;color:var(--ac-ink);margin:0 0 16px}.story-editor__features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}@media(max-width:1024px){.story-editor__features-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:540px){.story-editor__features-grid{grid-template-columns:1fr}}.story-editor__feature-box{border:1px solid var(--ac-line-soft);border-radius:12px;padding:16px;display:flex;flex-direction:column;justify-content:space-between;gap:16px;background:var(--ac-hover);transition:all .2s ease}.story-editor__feature-box:hover{border-color:var(--ac-line);background:var(--ac-hover)}.story-editor__feature-info{display:flex;gap:10px;align-items:flex-start}.story-editor__feature-icon{color:#2563eb;font-size:1.25rem!important;margin-top:2px}.story-editor__feature-texts{display:flex;flex-direction:column;gap:2px}.story-editor__feature-name{font-size:.85rem;font-weight:700;color:var(--ac-ink)}.story-editor__feature-sub{font-size:.75rem;color:var(--ac-ink-3);font-weight:500}.story-editor__feature-action-btn{text-transform:none!important;border-radius:8px!important;font-weight:600!important;font-size:.8rem!important;align-self:flex-end;padding:4px 12px!important;background:#fff!important;color:#2563eb!important;border:1px solid #bfdbfe!important;box-shadow:none!important}.story-editor__feature-action-btn:hover{background:#eff6ff!important;border-color:#93c5fd!important}.story-editor__delete-card{border:1px solid #fee2e2;border-radius:12px;padding:20px;background:#fef2f2;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px}.story-editor__delete-texts{display:flex;flex-direction:column;gap:4px}.story-editor__delete-title{font-size:.95rem;font-weight:700;color:#dc2626;margin:0}.story-editor__delete-sub{font-size:.8125rem;color:#ef4444;margin:0;font-weight:500}.story-editor__delete-btn{text-transform:none!important;border-radius:8px!important;font-weight:600!important;font-size:.85rem!important;color:#ef4444!important;border:1px solid #fecaca!important;background:#fff!important;padding:6px 16px!important}.story-editor__delete-btn:hover{background:#fef2f2!important;border-color:#fca5a5!important}@media(max-width:600px){.story-editor-page{padding:12px 12px 32px!important;gap:16px!important}.story-editor__header{gap:8px!important}.story-editor__title{font-size:1.25rem!important}.story-editor__back-btn{width:32px!important;height:32px!important;min-width:32px!important}.story-editor__header-actions{gap:8px!important}.story-editor__header-actions .action-btn{min-width:36px!important;width:36px!important;height:36px!important;padding:0!important;border-radius:50%!important}.story-editor__header-actions .action-btn .btn-text{display:none!important}.story-editor__header-actions .action-btn .MuiButton-startIcon{margin:0!important}.story-editor__layout{gap:16px!important}.story-editor__right{padding:16px!important}}.rmq-lab{max-width:960px;margin:0 auto;padding-bottom:40px}.rmq-lab__hero{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:20px}.rmq-lab__eyebrow{margin:0 0 6px;font-size:.6875rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:#ff6b35}.rmq-lab__title{margin:0 0 8px;font-size:clamp(1.4rem,3vw,1.85rem);font-weight:800;letter-spacing:-.02em;color:var(--ac-on-surface, var(--ac-ink))}.rmq-lab__subtitle{margin:0;max-width:52ch;font-size:.9375rem;line-height:1.6;color:var(--ac-on-surface-variant, #434655)}.rmq-lab__hero-actions{text-align:right}.rmq-lab__progress-strip{margin-bottom:16px;padding:12px 16px;border-radius:12px;background:var(--ac-surface-container-low, #eff4ff);border:1px solid var(--ac-outline-variant, #c3c6d7)}.rmq-lab__progress-bar{margin-top:8px;height:8px;border-radius:999px;background:#004ac61f;overflow:hidden}.rmq-lab__progress-bar span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#004ac6,#2563eb);transition:width .35s ease}.rmq-lab__tabs{margin-bottom:20px;border-bottom:1px solid var(--ac-outline-variant, #c3c6d7)}.rmq-lab__panel-intro{margin:0 0 18px;font-size:.9rem;line-height:1.55;color:var(--ac-on-surface-variant, #434655)}.rmq-lab__cards{display:flex;flex-direction:column;gap:14px}.rmq-lab__card{padding:20px 22px;border-radius:16px;border:1px solid var(--ac-outline-variant, #c3c6d7);background:#fff;box-shadow:0 2px 10px #0b1c300a}.rmq-lab__card-head{display:flex;gap:12px;align-items:flex-start;margin-bottom:10px}.rmq-lab__card-emoji{font-size:1.6rem;line-height:1}.rmq-lab__card-num{display:block;font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;opacity:.6}.rmq-lab__card h2{margin:2px 0 0;font-size:1.05rem;font-weight:700}.rmq-lab__essence{margin:0 0 10px;line-height:1.6;font-size:.9rem}.rmq-lab__analogy{margin:0 0 10px;padding:10px 12px;border-radius:10px;background:#fff8f0;border-left:3px solid #ff6b35;font-size:.875rem;line-height:1.5}.rmq-lab__in-app{margin:0;font-size:.875rem;line-height:1.5;color:var(--ac-on-surface-variant, #434655)}.rmq-lab__quiz{margin-top:12px;padding:10px 12px;border-radius:10px;background:var(--ac-surface-container-low, #eff4ff)}.rmq-lab__checklist{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}.rmq-lab__checklist li{border-radius:10px;background:#fff;border:1px solid var(--ac-outline-variant, #c3c6d7)}.rmq-lab__tip{margin-top:16px;padding:14px 16px;border-radius:12px;background:#f0fdf4;border:1px solid #86efac;font-size:.875rem;line-height:1.55}.rmq-lab__lab-steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:16px}.rmq-lab__lab-step{display:flex;gap:14px;padding:16px 18px;border-radius:14px;background:#fff;border:1px solid var(--ac-outline-variant, #c3c6d7)}.rmq-lab__lab-step-num{flex-shrink:0;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--ac-primary, #004ac6);color:#fff;font-size:.8rem;font-weight:700}.rmq-lab__lab-step h3{margin:0 0 6px;font-size:1rem}.rmq-lab__lab-step p{margin:0 0 8px;font-size:.875rem;line-height:1.55}.rmq-lab__cmd{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:8px;padding:8px 10px;border-radius:8px;background:var(--ac-ink)}.rmq-lab__cmd code{flex:1;min-width:200px;font-size:.75rem;color:var(--ac-line);word-break:break-all}.rmq-lab__compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:18px}@media(max-width:700px){.rmq-lab__compare-grid{grid-template-columns:1fr}}.rmq-lab__compare-col{padding:18px;border-radius:14px;border:1px solid var(--ac-outline-variant, #c3c6d7);background:#fff}.rmq-lab__compare-col--mq{border-color:#ff6b35;background:#fffaf7}.rmq-lab__compare-col h3{margin:0 0 10px;font-size:1rem}.rmq-lab__compare-col ul{margin:0;padding-left:1.2rem;font-size:.875rem;line-height:1.55}.rmq-lab__when{margin:12px 0 0;font-size:.8125rem;font-weight:600;color:var(--ac-primary, #004ac6)}.rmq-lab__ascii{margin:0 0 18px;padding:14px 16px;border-radius:12px;background:var(--ac-ink);color:var(--ac-icon);font-size:.72rem;line-height:1.45;overflow-x:auto}.rmq-lab__three-layers h3{margin:0 0 10px;font-size:1rem}.rmq-lab__three-layers table{width:100%;border-collapse:collapse;font-size:.875rem}.rmq-lab__three-layers th,.rmq-lab__three-layers td{padding:8px 10px;border:1px solid var(--ac-outline-variant, #c3c6d7);text-align:left}.rmq-lab__three-layers th{background:var(--ac-surface-container-low, #eff4ff)}.rmq-sim__lead{margin:0 0 16px;font-size:.9rem;line-height:1.55}.rmq-sim__controls{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:8px}.rmq-sim__diagram{padding:20px;border-radius:16px;background:linear-gradient(180deg,var(--ac-hover) 0%,#eff4ff 100%);border:1px solid var(--ac-outline-variant, #c3c6d7);margin-bottom:14px}.rmq-sim__node{padding:12px 14px;border-radius:12px;border:2px solid var(--ac-outline-variant);background:#fff;text-align:center;transition:border-color .25s,box-shadow .25s,transform .25s}.rmq-sim__node--active{border-color:#004ac6;box-shadow:0 0 0 3px #004ac633;transform:scale(1.02)}.rmq-sim__node--worker.rmq-sim__node--active{border-color:#ff6b35;box-shadow:0 0 0 3px #ff6b3533}.rmq-sim__node-tag{display:block;font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;opacity:.55;margin-bottom:4px}.rmq-sim__node-sub{display:block;font-size:.75rem;color:var(--ac-ink-3);margin-top:4px}.rmq-sim__arrow{text-align:center;font-size:1.25rem;color:var(--ac-ink-3);padding:6px 0}.rmq-sim__branches{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:8px}@media(max-width:600px){.rmq-sim__branches{grid-template-columns:1fr}}.rmq-sim__branch{display:flex;flex-direction:column;gap:6px}.rmq-sim__arrow-down{text-align:center;color:var(--ac-ink-3)}.rmq-sim__chip{margin-top:6px!important}.rmq-sim__payload pre{margin:6px 0 0;padding:10px 12px;border-radius:8px;background:var(--ac-ink);color:var(--ac-line);font-size:.75rem;overflow-x:auto}.rmq-sim__log{margin-top:12px;padding:12px 14px;border-radius:10px;background:var(--ac-ink);color:var(--ac-icon-faint);font-size:.8rem;line-height:1.55;font-family:ui-monospace,monospace}.rmq-sim__warn{margin-top:12px;padding:12px 14px;border-radius:10px;background:#fef2f2;border:1px solid #fecaca;color:#991b1b;font-size:.875rem}:root{--indigo-primary: #4f46e5;--indigo-hover: #4338ca;--indigo-light: #eef2ff;--success-color: #10b981;--success-light: #ecfdf5;--warning-color: #f59e0b;--warning-light: #fffbeb;--slate-text: var(--ac-ink);--slate-sub: var(--ac-ink-3);--border-color: var(--ac-line);--card-shadow: 0 4px 6px -1px rgba(0, 0, 0, .02), 0 2px 4px -1px rgba(0, 0, 0, .01);--card-hover-shadow: 0 10px 20px -3px rgba(0, 0, 0, .04), 0 4px 6px -2px rgba(0, 0, 0, .02)}.exam-papers-container{max-width:1440px;margin:0 auto;padding:16px 20px 48px;box-sizing:border-box}.exam-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;flex-wrap:wrap;gap:16px}.exam-header-left{display:flex;align-items:center;gap:16px}.exam-header-icon{width:48px;height:48px;border-radius:12px;background:var(--indigo-light);color:var(--indigo-primary);display:flex;align-items:center;justify-content:center;font-size:1.5rem;box-shadow:0 4px 10px #4f46e514}.exam-header-title{font-size:1.6rem!important;font-weight:800!important;color:var(--slate-text)!important;line-height:1.25!important}.exam-header-subtitle{font-size:.875rem!important;color:var(--slate-sub)!important;margin-top:3px!important}.exam-create-btn{background:linear-gradient(135deg,#6366f1,#4f46e5)!important;color:#fff!important;text-transform:none!important;font-weight:600!important;padding:8px 18px!important;border-radius:10px!important;box-shadow:0 4px 14px #4f46e540!important;transition:all .2s ease!important;font-size:.9rem!important;display:inline-flex!important;align-items:center!important;gap:6px!important}.exam-create-btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px #4f46e566!important}.exam-stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:24px}.exam-stat-card{background:#fff;border:1px solid var(--border-color);border-radius:16px;padding:16px 20px;display:flex;align-items:center;gap:16px;box-shadow:var(--card-shadow);transition:all .2s ease}.exam-stat-card:hover{transform:translateY(-2px);box-shadow:0 6px 12px #00000008}.exam-stat-icon-wrapper{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.exam-stat-icon-wrapper.total{background:#4f46e514;color:var(--indigo-primary)}.exam-stat-icon-wrapper.published{background:#10b98114;color:var(--success-color)}.exam-stat-icon-wrapper.draft{background:#f59e0b14;color:var(--warning-color)}.exam-stat-content{display:flex;flex-direction:column}.exam-stat-value{font-size:1.5rem!important;font-weight:800!important;color:var(--slate-text)!important;line-height:1.2!important}.exam-stat-title{font-size:.825rem!important;font-weight:600!important;color:var(--slate-sub)!important;margin-top:1px!important}.exam-stat-desc{font-size:.7rem!important;color:var(--ac-icon)!important;margin-top:1px!important}.exam-toolbar-card{background:#fff;border:1px solid var(--border-color);border-radius:16px;padding:16px 20px;margin-bottom:24px;box-shadow:var(--card-shadow)}.exam-toolbar-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.exam-search-field{flex:1;min-width:260px}.exam-search-field .MuiOutlinedInput-root{background:#fff!important;border-radius:12px!important;font-size:.875rem!important;height:40px!important;transition:all .2s ease!important}.exam-search-field .MuiOutlinedInput-notchedOutline{border-color:var(--border-color)!important}.exam-search-field:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)!important}.exam-search-field .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:var(--indigo-primary)!important;box-shadow:0 0 0 3px #4f46e51a!important}.exam-select-wrap{min-width:140px}.exam-select-wrap .MuiOutlinedInput-root{background:#fff!important;border-radius:12px!important;height:40px!important;font-size:.85rem!important;font-weight:500!important;color:var(--slate-text)!important;transition:all .2s ease!important}.exam-select-wrap .MuiOutlinedInput-notchedOutline{border-color:var(--border-color)!important}.exam-select-wrap:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)!important}.exam-select-wrap .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:var(--indigo-primary)!important;box-shadow:0 0 0 3px #4f46e51a!important}.exam-select-wrap .MuiInputLabel-root{font-size:.8rem!important;top:-2px!important}.exam-filter-btn{height:40px!important;background:#fff!important;color:var(--indigo-primary)!important;border:1px solid var(--border-color)!important;border-radius:12px!important;text-transform:none!important;font-weight:600!important;padding:0 16px!important;font-size:.85rem!important;transition:all .2s ease!important;display:inline-flex!important;align-items:center!important;gap:6px!important}.exam-filter-btn:hover{background:var(--ac-hover)!important;border-color:var(--indigo-primary)!important;color:var(--indigo-hover)!important}.exam-papers-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:24px}.exam-paper-card{background:#fff;border:1px solid var(--border-color);border-radius:16px;padding:20px;display:flex;flex-direction:column;position:relative;box-shadow:var(--card-shadow);transition:all .3s cubic-bezier(.4,0,.2,1);box-sizing:border-box}.exam-paper-card:hover{transform:translateY(-4px);box-shadow:var(--card-hover-shadow);border-color:var(--ac-outline-variant)}.exam-card-header{display:flex;align-items:flex-start;gap:12px;margin-bottom:12px}.exam-card-icon-box{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.exam-card-title-box{flex:1;min-width:0}.exam-card-title{font-size:.95rem!important;font-weight:700!important;color:var(--slate-text)!important;line-height:1.4!important;margin-bottom:4px!important;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;height:38px}.exam-card-chips{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:6px}.exam-chip{font-size:.725rem!important;font-weight:700!important;padding:2px 8px!important;border-radius:6px!important;text-transform:none!important;height:20px!important}.exam-chip.subject{background:#eff6ff!important;color:#3b82f6!important}.exam-card-meta{font-size:.75rem!important;color:var(--slate-sub)!important;margin-bottom:12px!important}.exam-card-stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:12px 0;border-top:1px dashed var(--border-color);border-bottom:1px dashed var(--border-color);margin-bottom:14px}.exam-card-stat-item{display:flex;align-items:center;gap:8px}.exam-card-stat-icon{font-size:1.1rem!important;color:var(--ac-icon)}.exam-card-stat-info{display:flex;flex-direction:column;line-height:1.25}.exam-card-stat-val{font-size:.8rem!important;font-weight:700!important;color:var(--slate-text)!important}.exam-card-stat-lbl{font-size:.65rem!important;color:var(--slate-sub)!important}.exam-card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:auto}.exam-status-badge{font-size:.75rem!important;font-weight:700!important;padding:4px 10px!important;border-radius:8px!important;text-transform:none!important}.exam-status-badge.published{background:var(--success-light)!important;color:var(--success-color)!important}.exam-status-badge.draft{background:var(--ac-hover)!important;color:var(--slate-sub)!important}.exam-status-badge.archived{background:var(--ac-hover)!important;color:var(--ac-icon)!important}.exam-card-actions{display:flex;align-items:center;gap:8px}.exam-action-btn-outlined{text-transform:none!important;font-weight:600!important;font-size:.75rem!important;border-radius:8px!important;height:30px!important;padding:4px 10px!important;color:var(--slate-text)!important;border:1px solid var(--border-color)!important;background:#fff!important;display:inline-flex!important;align-items:center!important;gap:4px!important;min-width:unset!important}.exam-action-btn-outlined:hover{background:var(--ac-hover)!important;border-color:var(--ac-outline-variant)!important}.exam-action-dots-btn{width:30px!important;height:30px!important;border-radius:8px!important;border:1px solid var(--border-color)!important;color:var(--slate-sub)!important;padding:0!important}.exam-action-dots-btn:hover{background:var(--ac-hover)!important;color:var(--slate-text)!important}.exam-empty-state{grid-column:1 / -1;padding:48px 24px;text-align:center;color:var(--slate-sub);background:#fff;border-radius:16px;border:1px solid var(--border-color);font-size:.9rem}.exam-skeleton-card{background:#fff;border:1px solid var(--border-color);border-radius:16px;padding:20px;height:260px;display:flex;flex-direction:column;gap:12px}.exam-skeleton-pulse{background:linear-gradient(90deg,var(--ac-hover) 25%,var(--ac-line) 50%,var(--ac-hover) 75%);background-size:200% 100%;animation:exam-pulse-anim 1.5s infinite;border-radius:4px}@keyframes exam-pulse-anim{0%{background-position:200% 0}to{background-position:-200% 0}}.exam-pagination-row{display:flex;justify-content:space-between;align-items:center;padding:16px 4px;background:transparent;border:none;margin-top:24px;flex-wrap:wrap;gap:12px}.exam-pagination-text{font-size:.85rem!important;color:var(--slate-sub)!important}.exam-pagination-controls{display:flex;align-items:center;gap:12px}.exam-pagination-btn{min-width:32px!important;height:32px!important;padding:0 6px!important;border-radius:8px!important;border:none!important;background:transparent!important;color:var(--slate-sub)!important;text-transform:none!important;font-size:.85rem!important}.exam-pagination-btn:hover{background:var(--ac-hover)!important;color:var(--slate-text)!important}.exam-pagination-btn.active{background:var(--indigo-primary)!important;color:#fff!important;border:none!important;font-weight:600!important}.exam-pagination-btn:disabled{color:var(--ac-icon-faint)!important;background:transparent!important}.exam-pagination-arrow-btn{width:32px!important;height:32px!important;border-radius:8px!important;border:1px solid var(--ac-outline-variant)!important;background-color:#fff!important;color:var(--slate-text)!important;padding:0!important;display:inline-flex!important;align-items:center!important;justify-content:center!important}.exam-pagination-arrow-btn:hover{background-color:var(--ac-hover)!important;border-color:var(--ac-icon)!important}.exam-pagination-arrow-btn:disabled{color:var(--ac-icon-faint)!important;border-color:var(--ac-line-soft)!important;background-color:#fcfcfc!important}.exam-pagination-size-select{height:32px!important;border-radius:8px!important;font-size:.825rem!important;font-weight:500!important;color:var(--slate-text)!important;background:#fff!important}@media(max-width:1200px){.exam-papers-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.exam-stats-grid{grid-template-columns:repeat(2,1fr);gap:12px}.exam-papers-grid{grid-template-columns:1fr}.exam-header-title{font-size:1.4rem!important}.exam-toolbar-row{flex-direction:column;align-items:stretch}.exam-search-field,.exam-select-wrap{min-width:100%}.exam-filter-btn{width:100%;justify-content:center}.exam-pagination-row{flex-direction:column;align-items:center}}.exam-assign-dialog .MuiDialog-paper{border-radius:20px!important;box-shadow:0 20px 40px #00000014!important;border:1px solid var(--ac-line)!important;max-width:860px!important;overflow:hidden}.exam-assign-header{display:flex;justify-content:space-between;align-items:flex-start;padding:24px 28px 16px;border-bottom:none;position:relative}.exam-assign-header-left{display:flex;flex-direction:column;gap:4px}.exam-assign-title{font-size:1.45rem!important;font-weight:800!important;color:var(--ac-ink)!important;line-height:1.2!important}.exam-assign-subtitle{font-size:.875rem!important;color:var(--ac-ink-3)!important}.exam-assign-close-btn{color:var(--ac-icon)!important;transition:all .2s ease!important;padding:6px!important;margin-top:-4px!important;margin-right:-8px!important}.exam-assign-close-btn:hover{background-color:var(--ac-hover)!important;color:var(--ac-ink-3)!important}.exam-assign-content{padding:0 28px 24px!important;display:flex;flex-direction:column;gap:20px}.exam-assign-card{background:#fff;border:1px solid var(--ac-line);border-radius:16px;padding:16px 20px;display:flex;align-items:center;gap:16px;transition:border-color .2s ease}.exam-assign-card:hover{border-color:var(--ac-outline-variant)}.exam-assign-card.exam-paper-info{background:var(--ac-hover);border-color:#e0ebf9}.exam-assign-card.classroom-select{align-items:center}.exam-assign-card.timeline-section,.exam-assign-card.rules-section{flex-direction:column;align-items:stretch;gap:18px}.exam-assign-icon-wrapper{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.3rem}.exam-assign-icon-wrapper.blue{background:#eff6ff;color:#2563eb}.exam-assign-icon-wrapper.green{background:#ecfdf5;color:#10b981}.exam-assign-icon-wrapper.purple{background:#f5f3ff;color:#7c3aed}.exam-assign-card-details{display:flex;flex-direction:column;gap:2px;flex:1}.exam-assign-card-label{font-size:.725rem!important;font-weight:700!important;letter-spacing:.05em;color:var(--ac-ink-3);text-transform:uppercase}.exam-assign-card-value{font-size:.95rem!important;font-weight:700!important;color:var(--ac-ink)!important}.exam-assign-select-wrapper{flex:1}.exam-assign-select-wrapper .MuiOutlinedInput-root{background:#fff!important;border-radius:10px!important;height:42px!important;font-size:.9rem!important;font-weight:500!important;color:var(--ac-ink-2)!important;transition:all .2s ease!important}.exam-assign-select-wrapper .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)!important;border-width:1px!important}.exam-assign-select-wrapper:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-icon)!important}.exam-assign-select-wrapper .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:#2563eb!important;border-width:1.5px!important;box-shadow:0 0 0 3px #2563eb1a!important}.exam-assign-card-header{display:flex;align-items:center;gap:10px}.exam-assign-card-title{font-size:.875rem!important;font-weight:700!important;color:#312e81!important;letter-spacing:.03em;text-transform:uppercase}.exam-timeline-visual{display:flex;justify-content:space-between;position:relative;margin:10px 0 20px;padding:0 20px}.exam-timeline-line{position:absolute;top:10px;left:calc(16.6% + 20px);right:calc(16.6% + 20px);height:2px;background:transparent;border-top:2px dashed var(--ac-outline-variant);z-index:1}.exam-timeline-step{display:flex;flex-direction:column;align-items:center;text-align:center;width:30%;position:relative;z-index:2}.exam-timeline-dot{width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:12px;border:4px solid #ffffff;box-shadow:0 2px 5px #0000000d}.exam-timeline-dot.green{background:#10b981;box-shadow:0 0 0 4px #10b98126}.exam-timeline-dot.orange{background:#f59e0b;box-shadow:0 0 0 4px #f59e0b26}.exam-timeline-dot.red{background:#ef4444;box-shadow:0 0 0 4px #ef444426}.exam-timeline-step-title{font-size:.875rem!important;font-weight:700!important}.exam-timeline-step-title.green{color:#10b981}.exam-timeline-step-title.orange{color:#d97706}.exam-timeline-step-title.red{color:#ef4444}.exam-timeline-step-desc{font-size:.75rem!important;color:var(--ac-ink-3)!important;margin-top:4px!important;line-height:1.4!important;max-width:180px}.exam-time-inputs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.exam-datetime-input-card{display:flex;align-items:center;padding:8px 10px;border-radius:10px;border:1px solid var(--ac-outline-variant);background:#fff;transition:all .2s ease;position:relative}.exam-datetime-input-card:hover{border-color:var(--ac-icon)}.exam-datetime-input-card.focus-within{border-width:1.5px!important;box-shadow:0 0 0 3px #2563eb1a!important}.exam-datetime-input-card.green{border-color:#a7f3d0}.exam-datetime-input-card.green.focus-within{border-color:#10b981;box-shadow:0 0 0 3px #10b9811a!important}.exam-datetime-input-card.orange{border-color:#fde68a}.exam-datetime-input-card.orange.focus-within{border-color:#f59e0b;box-shadow:0 0 0 3px #f59e0b1a!important}.exam-datetime-input-card.red{border-color:#fecaca}.exam-datetime-input-card.red.focus-within{border-color:#ef4444;box-shadow:0 0 0 3px #ef44441a!important}.exam-time-picker-wrapper{display:flex;align-items:center;flex:1;min-width:0}.exam-native-date-input,.exam-native-time-input{border:none!important;outline:none!important;background:transparent!important;font-size:.85rem!important;color:var(--ac-ink-2)!important;font-family:inherit!important;padding:4px 0!important;min-width:0!important}.exam-native-date-input{width:82px!important}.exam-native-time-input{width:62px!important;text-align:center}.exam-datetime-icon{color:var(--ac-icon);font-size:1.1rem!important;flex-shrink:0;cursor:pointer;transition:color .2s}.exam-datetime-icon:hover{color:var(--ac-ink-3)}.exam-datetime-divider{width:1px;height:18px;background:var(--ac-line);margin:0 6px;flex-shrink:0}.exam-native-date-input::-webkit-calendar-picker-indicator,.exam-native-time-input::-webkit-calendar-picker-indicator{display:none!important;-webkit-appearance:none}.exam-notice-banner{display:flex;align-items:center;gap:10px;background:#f5f3ff;border:1px solid #ddd6fe;border-radius:10px;padding:10px 14px}.exam-notice-icon{color:#7c3aed;font-size:1.15rem!important}.exam-notice-text{font-size:.775rem!important;font-weight:500!important;color:#6d28d9!important}.exam-rules-grid{display:grid;grid-template-columns:200px 1fr;gap:24px;width:100%}.exam-rule-field-group{display:flex;flex-direction:column;gap:8px}.exam-rule-label-row{display:flex;align-items:center;gap:6px}.exam-rule-label{font-size:.825rem!important;font-weight:600!important;color:var(--ac-ink-3)!important}.exam-rule-info-icon{font-size:.95rem!important;color:var(--ac-icon);cursor:pointer}.exam-number-input-wrapper{position:relative}.exam-number-input-wrapper .MuiOutlinedInput-root{background:#fff!important;border-radius:10px!important;height:42px!important;font-size:.9rem!important;font-weight:500!important;color:var(--ac-ink-2)!important;transition:all .2s ease!important}.exam-number-input-wrapper .MuiOutlinedInput-notchedOutline{border-color:var(--ac-outline-variant)!important}.exam-number-input-wrapper:hover .MuiOutlinedInput-notchedOutline{border-color:var(--ac-icon)!important}.exam-number-input-wrapper .MuiOutlinedInput-root.Mui-focused .MuiOutlinedInput-notchedOutline{border-color:#2563eb!important;box-shadow:0 0 0 3px #2563eb1a!important}.exam-textarea-wrapper{position:relative;display:flex;flex-direction:column}.exam-textarea-container{border:1px solid var(--ac-outline-variant);border-radius:10px;background:#fff;padding:10px 12px;transition:all .2s ease;min-height:80px;display:flex;flex-direction:column}.exam-textarea-container:hover{border-color:var(--ac-icon)}.exam-textarea-container.focus-within{border-color:#2563eb;border-width:1.5px;box-shadow:0 0 0 3px #2563eb1a;padding:9.5px 11.5px}.exam-custom-textarea{border:none!important;outline:none!important;background:transparent!important;resize:none!important;font-family:inherit!important;font-size:.85rem!important;color:var(--ac-ink-2)!important;width:100%!important;min-height:50px!important;flex:1}.exam-textarea-counter{align-self:flex-end;font-size:.725rem!important;color:var(--ac-icon)!important;margin-top:4px}.exam-assign-footer{padding:16px 28px 24px!important;border-top:none!important;display:flex;justify-content:space-between!important;align-items:center;background:transparent!important}.exam-btn-cancel{border-radius:10px!important;padding:8px 20px!important;font-size:.875rem!important;font-weight:600!important;text-transform:none!important;color:var(--ac-ink-3)!important;border:1px solid var(--ac-outline-variant)!important;background:#fff!important;transition:all .2s ease!important;height:40px}.exam-btn-cancel:hover{background:var(--ac-hover)!important;border-color:var(--ac-icon)!important;color:var(--ac-ink)!important}.exam-btn-submit{border-radius:10px!important;padding:8px 24px!important;font-size:.875rem!important;font-weight:600!important;text-transform:none!important;background:#2563eb!important;color:#fff!important;box-shadow:0 4px 10px #2563eb26!important;transition:all .2s ease!important;height:40px;display:inline-flex!important;align-items:center!important;gap:8px!important}.exam-btn-submit:hover{background:#1d4ed8!important;box-shadow:0 6px 14px #2563eb4d!important}.exam-btn-submit:disabled{background:#93c5fd!important;color:#fff!important;box-shadow:none!important}@media(max-width:768px){.exam-time-inputs-grid{grid-template-columns:1fr;gap:12px}.exam-timeline-visual{display:none}.exam-rules-grid{grid-template-columns:1fr;gap:16px}}:root{--ac-primary: #004ac6;--ac-primary-fixed: #dbe1ff;--ac-primary-fixed-dim: #b4c5ff;--ac-primary-container: #2563eb;--ac-secondary: #006c49;--ac-secondary-fixed: #6ffbbe;--ac-secondary-container: #6cf8bb;--ac-on-secondary-container: #00714d;--ac-on-secondary-fixed: #002113;--ac-tertiary-fixed: #ffddb8;--ac-on-tertiary-fixed-variant: #653e00;--ac-background: #f1f6fd;--ac-surface: #f1f6fd;--ac-surface-container-lowest: #ffffff;--ac-surface-container-low: #eff4ff;--ac-surface-container-high: #dce9ff;--ac-on-surface: #132a4d;--ac-on-surface-variant: #4e6590;--ac-outline: #7b93be;--ac-outline-variant: #c7d6ec;--ac-ink: #132a4d;--ac-ink-2: #33507d;--ac-ink-3: #4e6590;--ac-ink-muted: #6289c5;--ac-icon: #7b93be;--ac-icon-faint: #b6c8e4;--ac-line: #dde7f5;--ac-line-soft: #eaf1fb;--ac-hover: #f4f8fe;--ac-accent: #0052cc;--ac-accent-strong: #0044ab;--ac-accent-soft: #e4effe}