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16px);line-height:1.5}button,input,textarea,select{font:inherit;min-width:0}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}svg,img{max-width:100%;height:auto}h1,h2,h3,p{margin:0}p{overflow-wrap:anywhere}:focus-visible{outline:3px solid var(--focus);outline-offset:4px}body:has(dialog[open]){overflow:hidden}.muted{color:var(--muted)}.small{font-size:13px}.eyebrow{font-size:12px;letter-spacing:1.7px;font-weight:900;text-transform:uppercase}.flex{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.stack{display:grid;gap:16px}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0,0,0,0)}.icon{width:21px;height:21px;flex-shrink:0}.page-loader{display:grid;place-items:center;min-height:40vh;color:var(--muted)}.page-loader .spinner{width:28px;height:28px;border-width:3px}.brand{display:inline-flex;align-items:center;gap:9px;font-weight:900;letter-spacing:-1px}.brand svg{flex-shrink:0}.brand__dot{color:var(--brand-dot)}.spinner{width:15px;height:15px;border-radius:50%;border:2px solid currentColor;border-top-color:transparent;animation:spin .7s linear infinite}.toasts{position:fixed;z-index:100;top:16px;right:16px;left:16px;display:grid;gap:9px;max-width:420px;margin-left:auto;pointer-events:none}.toast{padding:15px 19px;font-size:14px;font-weight:800;animation:toast-in .25s}.offline-banner{position:fixed;top:0;left:0;right:0;z-index:100;padding:calc(10px + env(safe-area-inset-top,0px)) 16px 10px;text-align:center;font-size:14px;font-weight:800;background:#f1a6a4;color:#3b1c1e}@keyframes spin{to{transform:rotate(360deg)}}@keyframes toast-in{0%{transform:translateY(-10px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes card-in{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{50%{box-shadow:0 5px 0 var(--yellow-shadow),0 0 0 6px #ffcd551f}}@keyframes 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.btn{min-height:54px;border:0;border-radius:var(--radius-btn);padding:13px 23px;font-weight:900;display:inline-flex;justify-content:center;align-items:center;gap:9px;color:var(--text);background:transparent;transition:transform .15s,box-shadow .15s}[data-theme=child] .btn:active:not(:disabled){transform:translateY(4px);box-shadow:none}[data-theme=child] .btn--primary,[data-theme=child] .btn--ai{background:var(--yellow);box-shadow:0 5px 0 var(--yellow-shadow);color:#473719}[data-theme=child] .btn--secondary{background:var(--surface);border:1px solid var(--line);box-shadow:0 4px 0 var(--line)}[data-theme=child] .btn--danger{background:var(--error);color:var(--error-text);box-shadow:0 4px 0 var(--error-line)}[data-theme=child] .btn--wide{width:100%}[data-theme=child] .btn:disabled{background:var(--line);box-shadow:none;color:var(--muted);cursor:not-allowed}[data-theme=child] .field{display:flex;flex-direction:column;gap:7px;font-size:14px;font-weight:900}[data-theme=child] 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16px calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--surface)}[data-theme=child] .nav a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;min-height:58px;padding:8px 6px;border-radius:16px;font-size:12px;font-weight:900;color:var(--muted)}[data-theme=child] .nav a .icon{width:22px;height:22px}[data-theme=child] .nav a.active{background:var(--hero-note-bg);color:var(--hero-note-text)}[data-theme=child] .stats{display:flex;gap:8px;align-items:center}[data-theme=child] .stat{display:flex;align-items:center;gap:6px;background:var(--surface);padding:9px 13px;border:1px solid var(--line);border-radius:16px;font-weight:900;font-size:16px}[data-theme=child] .account{display:flex;align-items:center;gap:12px}[data-theme=child] .account-name{font-weight:900}[data-theme=child] .avatar{display:grid;place-items:center;width:48px;height:48px;flex-shrink:0;background:var(--avatar-bg, var(--math-soft));color:#f1e9ff;border:2px solid var(--surface);border-radius:18px}[data-theme=child] .avatar svg{width:70%;height:70%}[data-theme=child] .icon-button{display:grid;place-items:center;width:52px;height:52px;flex-shrink:0;border:1px solid var(--line);border-radius:17px;background:var(--surface);color:var(--text)}[data-theme=child] .icon-button .icon{width:23px;height:23px}[data-theme=child] .mascot{width:150px;overflow:visible}[data-theme=child] .hero{position:relative;background:var(--hero-bg);border:1px solid var(--hero-line);border-radius:var(--radius-lg);display:flex;align-items:center;padding:29px 32px;overflow:hidden;gap:18px;min-height:235px}[data-theme=child] .hero--compact{min-height:200px;margin-bottom:4px}[data-theme=child] .hero:after{content:"";position:absolute;width:320px;height:320px;background:var(--hero-blob);border-radius:50%;right:-20px;bottom:-130px}[data-theme=child] .hero-text{position:relative;z-index:1;flex:1}[data-theme=child] .hero h1{margin:8px 0 12px;max-width:560px}[data-theme=child] .hero p{color:var(--hero-text)}[data-theme=child] .hero>.mascot{position:relative;z-index:1;width:205px;flex-shrink:0;transform:rotate(4deg)}[data-theme=child] .hero-label{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:900;color:var(--hero-label)}[data-theme=child] .hero-label span{width:8px;height:8px;background:#619c77;border-radius:50%}[data-theme=child] .hero-note{display:inline-flex;margin-top:17px;background:var(--hero-note-bg);color:var(--hero-note-text);border-radius:12px;padding:7px 12px;font-size:13px;font-weight:800}[data-theme=child].lesson-preview{background:var(--bg);color:var(--text);font-family:var(--font);font-size:17px;border:1px solid var(--line);padding:20px;line-height:1.5}[data-theme=child] .lesson-view{--category-soft: color-mix(in srgb, var(--category) 14%, var(--surface))}[data-theme=child] .lesson-banner{background:var(--category-soft);border:1px solid var(--line);padding:26px;border-radius:25px;margin-bottom:25px}[data-theme=child] .category-label{display:flex;align-items:center;gap:7px;margin-bottom:8px;font-size:11px;letter-spacing:1px;text-transform:uppercase;font-weight:900;color:var(--category)}[data-theme=child] .category-label .icon{width:18px;height:18px}[data-theme=child] .lesson-banner h1{font-size:35px;font-weight:900;line-height:1.18;letter-spacing:-1px;overflow-wrap:anywhere}[data-theme=child] .video{aspect-ratio:16 / 9;position:relative;background:#24484b;overflow:hidden;border-radius:23px;margin-bottom:28px}[data-theme=child] .video iframe{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:0}[data-theme=child] .video-link{display:flex;align-items:center;gap:10px;margin-bottom:28px;padding:16px 20px;border:2px solid var(--line);border-radius:19px;background:var(--surface);font-weight:900;color:var(--blue)}[data-theme=child] .lesson-html-doc{width:100%;margin-bottom:28px;border-radius:23px;overflow:hidden;border:2px solid var(--line);background:var(--surface)}[data-theme=child] .lesson-html-doc iframe{display:block;width:100%;min-height:min(70vh,720px);border:0;background:#fff}[data-theme=child] .lesson-copy{font-size:19px;line-height:1.75;overflow-wrap:anywhere}[data-theme=child] .lesson-copy h1,[data-theme=child] .lesson-copy h2{font-size:25px;line-height:1.25;font-weight:900;letter-spacing:-.3px;margin:30px 0 12px}[data-theme=child] .lesson-copy h3{font-size:21px;line-height:1.25;font-weight:900;margin:24px 0 10px}[data-theme=child] .lesson-copy>:first-child{margin-top:0}[data-theme=child] .lesson-copy p{margin:12px 0}[data-theme=child] .lesson-copy ul,[data-theme=child] .lesson-copy ol{padding-left:25px;margin:12px 0}[data-theme=child] .lesson-copy a{color:var(--blue);text-decoration:underline}[data-theme=child] .lesson-copy img{display:block;max-height:320px;object-fit:contain;border-radius:18px;margin:16px auto}[data-theme=child] .lesson-copy table{border-collapse:collapse;width:100%;font-size:16px}[data-theme=child] .lesson-copy th,[data-theme=child] .lesson-copy td{border:1px solid var(--line);padding:8px 10px;text-align:left}[data-theme=child] .lesson-copy code{background:var(--category-soft);padding:1px 6px;border-radius:6px;font-size:.9em}[data-theme=child] .fact{background:var(--category-soft);border:1px solid var(--line);border-radius:22px;padding:18px 22px;margin:25px 0;display:flex;gap:14px}[data-theme=child] .fact>span{color:var(--category);font-size:22px;line-height:1.5}[data-theme=child] .fact p{margin:0}[data-theme=child] .chips{display:flex;gap:9px;overflow-x:auto;scrollbar-width:none;padding:5px 3px 12px;margin:25px -3px 0}[data-theme=child] .chips::-webkit-scrollbar{display:none}[data-theme=child] .chip{flex-shrink:0;border:1px solid var(--line);background:var(--surface);color:var(--muted);padding:10px 17px;border-radius:15px;min-height:52px;font-size:14px;font-weight:900;display:flex;align-items:center;gap:7px}[data-theme=child] .chip .icon{width:19px;height:19px;color:var(--category, currentColor)}[data-theme=child] .chip.active{background:var(--text);color:var(--bg);border-color:var(--text)}[data-theme=child] .chip.active .icon{color:inherit}[data-theme=child] .section-heading{display:flex;align-items:center;gap:11px;margin-bottom:16px}[data-theme=child] .section-empty{margin:4px 0 0;font-size:15px}[data-theme=child] .count{font-size:13px;background:var(--line);border-radius:9px;padding:2px 9px;font-weight:800}[data-theme=child] .cards{display:grid;gap:17px}[data-theme=child] .task-card{--category-soft: color-mix(in srgb, var(--category) 14%, var(--surface));background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:13px;position:relative;overflow:hidden;animation:card-in .4s both;transition:transform .2s}[data-theme=child] .task-card:hover{transform:translateY(-3px)}[data-theme=child] .task-card:before{content:"";position:absolute;height:4px;inset:0 0 auto;background:var(--category)}[data-theme=child] .card-top{display:flex;justify-content:space-between;align-items:center;gap:8px}[data-theme=child] .category-icon{display:grid;place-items:center;width:56px;height:56px;border-radius:18px;background:var(--category-soft);color:var(--category)}[data-theme=child] .category-icon .icon{width:30px;height:30px}[data-theme=child] .task-card .badge{font-size:11px;font-weight:900;padding:5px 10px;border-radius:9px;flex-shrink:0;border:1px solid transparent}[data-theme=child] .task-card .badge-status-new,[data-theme=child] .task-card .badge[data-status=new]{color:var(--math);background:var(--math-soft);border-color:color-mix(in srgb,var(--math) 35%,transparent)}[data-theme=child] .task-card .badge-status-progress,[data-theme=child] .task-card .badge[data-status=in_progress]{color:#8a5a12;background:var(--hero-note-bg);border-color:color-mix(in srgb,var(--star) 45%,transparent)}[data-theme=child] .task-card .badge-status-done,[data-theme=child] .task-card .badge[data-status=completed]{color:var(--success-text);background:var(--success);border-color:var(--success-line)}@media (prefers-color-scheme: dark){[data-theme=child] .task-card .badge-status-progress,[data-theme=child] .task-card .badge[data-status=in_progress]{color:var(--hero-note-text)}}[data-theme=child] .task-card .category-label{margin-bottom:0}[data-theme=child] .card-title{min-height:52px;margin-top:4px;overflow-wrap:anywhere}[data-theme=child] .card-bottom{display:flex;align-items:center;justify-content:space-between;font-weight:900;font-size:14px;margin-top:auto;padding-top:5px}[data-theme=child] .card-arrow{width:30px;height:30px;border-radius:10px;background:var(--category-soft);color:var(--category);display:grid;place-items:center}[data-theme=child] .lesson-shell{max-width:850px;margin:auto;padding:22px 20px 130px}[data-theme=child] .screen-head{display:flex;align-items:center;gap:16px;margin-bottom:24px}[data-theme=child] .lesson-meta{margin-top:13px;color:var(--category);font-size:14px;font-weight:800}[data-theme=child] .sticky{position:fixed;z-index:12;bottom:0;left:0;right:0;border-top:1px solid var(--line);background:var(--surface);padding:16px 20px calc(20px + env(safe-area-inset-bottom));display:flex;justify-content:center}[data-theme=child] .sticky .btn{width:100%;max-width:600px}[data-theme=child] .btn--primary.pulse{animation:pulse 3s ease-in-out infinite}[data-theme=child] .progress{height:10px;overflow:hidden;background:var(--line);border-radius:20px}[data-theme=child] .progress-fill{height:100%;background:var(--category, var(--geo));border-radius:20px;transition:width .35s}[data-theme=child] .card-progress{display:flex;gap:10px;align-items:center;font-size:12px;color:var(--muted)}[data-theme=child] .card-progress .progress{flex:1;height:6px}[data-theme=child] .account{color:inherit}[data-theme=child] .btn-back{display:inline-flex;align-items:center;gap:6px;font-weight:900;color:var(--muted);margin-bottom:18px}[data-theme=child] .btn-back .icon{width:20px;height:20px}[data-theme=child] .quiz-shell{max-width:820px;margin:auto;min-height:100dvh;padding:22px 20px 150px}[data-theme=child] .quiz-shell.checked{padding-bottom:360px}[data-theme=child] .quiz-head{display:flex;align-items:center;gap:17px;margin-bottom:30px}[data-theme=child] .quiz-head .progress{flex:1}[data-theme=child] .quiz-counter{font-size:13px;font-weight:900;color:var(--muted);white-space:nowrap}[data-theme=child] .quiz-question h1{font-size:clamp(25px,4vw,33px);letter-spacing:-.6px;margin:10px 0 9px;overflow-wrap:anywhere}[data-theme=child] .quiz-question .category-label .icon{width:20px;height:20px}[data-theme=child] .question-image{max-width:440px;margin:22px auto;background:var(--geo-soft);border-radius:23px;overflow:hidden}[data-theme=child] .question-image img{display:block;width:100%;max-height:280px;object-fit:contain}[data-theme=child] .answers{display:grid;gap:14px;margin-top:25px}[data-theme=child] .order-col{display:grid;gap:14px;max-width:520px;margin:22px auto 0}[data-theme=child] .word-bubbles{max-width:560px;margin:22px auto 0;display:grid;gap:18px}[data-theme=child] .word-bubbles__sentence{min-height:56px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:center;padding:14px;border-radius:16px;background:var(--category-soft);border:2px dashed var(--line)}[data-theme=child] .word-bubbles__pool{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}[data-theme=child] .word-bubble{border:2px solid var(--line);border-radius:999px;padding:10px 16px;font-size:17px;font-weight:800;background:var(--bg);color:var(--text);cursor:pointer;box-shadow:0 3px 0 var(--line)}[data-theme=child] .word-bubble:disabled{cursor:default;opacity:1}[data-theme=child] .word-bubble--picked{border-color:var(--geo);background:var(--geo-soft)}[data-theme=child] .word-bubble.correct{border-color:var(--success-line);background:var(--success)}[data-theme=child] .word-bubble.wrong{border-color:var(--error-line);background:var(--error)}[data-theme=child] .fill-blank{max-width:560px;margin:22px auto 0}[data-theme=child] .fill-blank__line{font-size:20px;font-weight:800;line-height:1.5;text-align:center}[data-theme=child] .fill-blank__input{display:inline-block;min-width:120px;max-width:200px;margin:0 6px;padding:6px 10px;font:inherit;font-weight:800;text-align:center;border:none;border-bottom:3px solid var(--geo);background:transparent;color:var(--text)}[data-theme=child] .fill-blank__gap{display:inline-block;min-width:80px;border-bottom:3px solid var(--muted);margin:0 6px}[data-theme=child] .fill-blank__choices{margin-top:18px}[data-theme=child] .write-answer{margin-top:22px;max-width:520px;margin-left:auto;margin-right:auto}[data-theme=child] .write-answer .input{width:100%;resize:vertical;min-height:96px}[data-theme=child] .dictation-answer{margin-top:18px;max-width:640px;margin-left:auto;margin-right:auto;gap:18px}[data-theme=child] .dictation-media audio,[data-theme=child] .dictation-media video{width:100%;margin-top:8px;max-height:360px;border-radius:var(--radius, 12px)}[data-theme=child] .dictation-input{width:100%;resize:vertical;min-height:160px;font-size:17px;line-height:1.55}[data-theme=child] .dictation-review-wrap{margin-top:8px}[data-theme=child] .dictation-review{font-size:17px;line-height:1.65;white-space:pre-wrap}[data-theme=child] .dictation-review mark{border-radius:4px;padding:0 2px}[data-theme=child] .dictation-review mark.dictation-wrong{background:color-mix(in srgb,var(--error-line) 55%,var(--surface));color:var(--error-text);font-weight:800}[data-theme=child] .dictation-review mark.dictation-ok{background:color-mix(in srgb,var(--success-line) 40%,var(--surface));color:var(--success-text)}[data-theme=child] .matching-columns{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:22px;align-items:start}[data-theme=child] .matching-col{display:grid;gap:14px;min-width:0}[data-theme=child] .matching-block{min-height:76px;margin:0;cursor:default;justify-content:flex-start;gap:10px}[data-theme=child] .matching-block--static{cursor:default}[data-theme=child] .matching-block.dragging{opacity:.92;z-index:2;box-shadow:0 8px 24px #0000001f}[data-theme=child] .matching-block__text{flex:1;overflow-wrap:anywhere}[data-theme=child] .matching-grip{flex-shrink:0;width:36px;min-height:44px;padding:0;border:0;background:transparent;color:var(--muted);font-size:16px;letter-spacing:-2px;cursor:grab;touch-action:none}[data-theme=child] .matching-grip:active{cursor:grabbing}[data-theme=child] .matching-mark{font-weight:900;font-size:20px;flex-shrink:0}[data-theme=child] .matching-mark.ok,[data-theme=child] .matching-mark.bad{color:inherit}@media (max-width: 560px){[data-theme=child] .matching-columns{grid-template-columns:1fr}}[data-theme=child] .answer--tf{min-height:84px;justify-content:center;font-size:20px}[data-theme=child] .answer{display:flex;align-items:center;gap:13px;text-align:left;min-height:76px;padding:16px;border:2px solid var(--line);border-radius:19px;box-shadow:0 3px 0 var(--line);background:var(--surface);color:var(--text);font-size:18px;font-weight:800;transition:background .15s,border-color .15s;overflow-wrap:anywhere}[data-theme=child] .answer:disabled{opacity:1;cursor:default}[data-theme=child] .answer-marker{width:30px;height:30px;flex-shrink:0;border:2px solid var(--line);border-radius:10px;display:grid;place-items:center;font-size:14px;color:var(--muted)}[data-theme=child] .answer.selected{border-color:var(--geo);background:var(--geo-soft);box-shadow:0 3px 0 var(--geo)}[data-theme=child] .answer.correct{border-color:var(--success-line);background:var(--success);box-shadow:0 3px 0 var(--success-line)}[data-theme=child] .answer.wrong{border-color:var(--error-line);background:var(--error);box-shadow:0 3px 0 var(--error-line);animation:shake .3s}[data-theme=child] .feedback{position:fixed;z-index:12;bottom:0;left:0;right:0;background:var(--success);color:var(--success-text);padding:19px 20px calc(22px + env(safe-area-inset-bottom));border-top:1px solid #c0dfbc;animation:slide-up .3s}[data-theme=child] .feedback.wrong-feedback{background:var(--error);color:var(--error-text);border-color:#ebc5bc}[data-theme=child] .feedback-inner{max-width:780px;margin:auto;display:flex;align-items:center;gap:20px;flex-wrap:wrap}[data-theme=child] .feedback .mascot{width:86px;flex-shrink:0}[data-theme=child] .feedback-text{flex:1;min-width:160px}[data-theme=child] .feedback h2{font-size:22px;margin-bottom:5px}[data-theme=child] .feedback p{font-size:15px;line-height:1.45}[data-theme=child] .feedback .btn{width:100%}[data-theme=child] .result-shell{max-width:760px;text-align:center;margin:0 auto;padding:26px 20px 50px;min-height:100dvh}[data-theme=child] .result-shell .brand{margin-bottom:18px}[data-theme=child] .result-card{background:var(--surface);border:1px solid var(--line);border-radius:30px;padding:30px 22px;margin-top:20px;position:relative;overflow:hidden}[data-theme=child] .result-card .mascot{width:170px;margin-top:10px}[data-theme=child] .result-card h1{margin:15px 0 10px;overflow-wrap:anywhere}[data-theme=child] .result-stars{display:flex;justify-content:center;gap:5px;margin:25px 0 20px}[data-theme=child] .result-stars .star{width:47px;height:47px;color:var(--line)}[data-theme=child] .result-stars .star.earned{color:#efb92f;animation:star-in .6s both;animation-delay:calc(var(--i) * .16s)}[data-theme=child] .result-stats{display:flex;justify-content:center;gap:16px;margin:24px 0}[data-theme=child] .result-stat{background:var(--bg);padding:15px;border-radius:18px;min-width:120px}[data-theme=child] .result-stat strong{display:block;font-size:25px}[data-theme=child] .result-stat span{font-size:13px;color:var(--muted)}[data-theme=child] .result-actions{display:grid;gap:15px;margin-top:28px}[data-theme=child] .confetti{position:absolute;top:-18px;left:var(--left);width:8px;height:15px;background:var(--color);animation:confetti 3s linear both;animation-delay:var(--delay);pointer-events:none}[data-theme=child] .review-list{text-align:left;display:grid;gap:16px;margin-top:20px}[data-theme=child] .review-item{padding:22px;border:1px solid var(--line);border-radius:22px;background:var(--surface);overflow-wrap:anywhere}[data-theme=child] .review-item h3{font-size:19px;margin:6px 0 13px}[data-theme=child] .review-item p{font-size:16px;margin:7px 0}[data-theme=child] .review-item .why{border-top:1px solid var(--line);padding-top:12px;color:var(--muted)}[data-theme=child] .screen-head h1{font-size:29px;letter-spacing:-.7px}[data-theme=child] .footer-note{text-align:center;font-size:12px;color:var(--muted);margin-top:35px}[data-theme=child] .profile-card{background:var(--surface);border:1px solid var(--line);border-radius:30px;padding:32px 22px;text-align:center}[data-theme=child] .profile-card .avatar{width:95px;height:95px;margin:0 auto 15px;border-radius:30px}[data-theme=child] .profile-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:25px}[data-theme=child] .profile-stats>div{min-width:0;padding:14px 8px;background:var(--bg);border-radius:18px}[data-theme=child] .profile-stats strong{display:block;font-size:27px;white-space:nowrap;line-height:1.15}[data-theme=child] .profile-stats span{display:block;margin-top:4px;font-size:12px;color:var(--muted);line-height:1.2}[data-theme=child] .achievements{display:grid;gap:15px;margin-top:20px}[data-theme=child] .achievement{display:flex;align-items:center;gap:17px;background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:20px}[data-theme=child] .achievement .medal{width:57px;height:57px;display:grid;place-items:center;background:var(--yellow);border-radius:20px;font-size:29px;flex-shrink:0;color:#473719}[data-theme=child] .achievement.locked{opacity:.65}[data-theme=child] .achievement.locked .medal{background:var(--line);color:var(--muted)}[data-theme=child] .achievement h3{font-size:18px}[data-theme=child] .achievement p{font-size:14px;color:var(--muted);margin-top:4px}@media (prefers-color-scheme: dark){[data-theme=child] .feedback{border-color:#496c50}[data-theme=child] .feedback.wrong-feedback{border-color:#72524d}}@media (prefers-reduced-motion: reduce){[data-theme=child] .confetti{display:none}[data-theme=child] .result-stars .star.earned,[data-theme=child] .answer.wrong,[data-theme=child] .feedback{animation:none}}[data-theme=child] .empty{text-align:center;padding:50px 20px}[data-theme=child] .empty .mascot{width:150px;margin-bottom:20px}[data-theme=child] .empty p{margin-top:9px}@media (min-width: 650px){[data-theme=child] .cards,[data-theme=child] .answers{grid-template-columns:repeat(2,1fr)}[data-theme=child] .feedback .btn{width:auto;min-width:160px}[data-theme=child] .result-actions{grid-template-columns:1fr 1fr}[data-theme=child] .achievements{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1000px){[data-theme=child] .cards{grid-template-columns:repeat(3,1fr)}[data-theme=child] .nav{position:static;border:0;background:transparent;padding:0;margin-bottom:25px;justify-content:flex-start}[data-theme=child] .nav a{flex:0 1 160px;min-height:46px;flex-direction:row;font-size:15px;gap:8px}[data-theme=child] .shell{padding-top:28px;padding-bottom:45px}[data-theme=child] .hero{min-height:245px}[data-theme=child] .hero>.mascot{width:245px}[data-theme=child] .hero h1{max-width:600px;font-size:43px}}@media (max-width: 430px){[data-theme=child] .shell{padding-left:17px;padding-right:17px}[data-theme=child] .brand{font-size:25px}[data-theme=child] .header{flex-wrap:wrap}[data-theme=child] .account-name{display:none}[data-theme=child] .header .avatar{width:40px;height:40px}[data-theme=child] .icon-button{width:44px;height:44px}[data-theme=child] .stat{padding:8px 10px;font-size:14px}[data-theme=child] .hero{padding:23px 20px;min-height:215px;gap:0;align-items:flex-start}[data-theme=child] .hero h1{font-size:29px;max-width:205px;margin-top:10px}[data-theme=child] .hero p{max-width:185px;font-size:15px}[data-theme=child] .hero>.mascot{width:110px;position:absolute;right:-1px;bottom:30px}[data-theme=child] .hero-note{font-size:11px;padding:6px 9px;max-width:210px}[data-theme=child] .lesson-banner{padding:23px}[data-theme=child] .lesson-banner h1{font-size:29px}[data-theme=child] .quiz-head{gap:10px}[data-theme=child] .quiz-counter{font-size:11px}[data-theme=child] .feedback-inner{gap:12px}[data-theme=child] .feedback .mascot{width:60px}[data-theme=child] .feedback h2{font-size:20px}[data-theme=child] .result-stars .star{width:41px}[data-theme=child] .result-stats{gap:10px}[data-theme=child] .result-stat{min-width:0;flex:1}[data-theme=child] .profile-stats{gap:8px}[data-theme=child] .profile-stats>div{padding:12px 6px}[data-theme=child] .profile-stats strong{font-size:22px}[data-theme=child] .profile-stats span{font-size:11px}}[data-theme=admin] h1{font-size:clamp(27px,4vw,36px);font-weight:900;line-height:1.2;letter-spacing:-.8px}[data-theme=admin] h2{font-size:22px;font-weight:800;letter-spacing:-.4px}[data-theme=admin] h3{font-size:18px;font-weight:800;line-height:1.3}[data-theme=admin] .eyebrow{font-size:11px;letter-spacing:1.6px;color:var(--muted)}[data-theme=admin] :focus-visible{outline-offset:3px}[data-theme=admin] .brand{font-size:29px;letter-spacing:-.8px}[data-theme=admin] .brand svg{width:31px}[data-theme=admin] .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;border:1px solid var(--line);background:var(--surface-2);color:var(--text);border-radius:var(--radius-btn);padding:10px 17px;font-weight:800;font-size:14px;transition:transform .15s,background .15s}[data-theme=admin] .btn:hover:not(:disabled){background:var(--surface-3)}[data-theme=admin] .btn:active:not(:disabled){transform:translateY(1px)}[data-theme=admin] .btn:disabled{cursor:wait;opacity:.5}[data-theme=admin] .btn--primary,[data-theme=admin] .btn--primary:hover:not(:disabled){background:var(--accent);color:var(--accent-text);border-color:transparent}[data-theme=admin] .btn--ai,[data-theme=admin] .btn--ai:hover:not(:disabled){background:var(--ai);color:var(--ai-text);border-color:transparent}[data-theme=admin] .btn--danger,[data-theme=admin] .btn--danger:hover:not(:disabled){background:var(--danger-bg);border-color:var(--danger-line);color:var(--danger-text)}[data-theme=admin] .btn--ghost{background:transparent}[data-theme=admin] .btn--wide{width:100%}[data-theme=admin] .field{display:flex;flex-direction:column;gap:7px;min-width:0;font-size:13px;font-weight:800;color:var(--muted)}[data-theme=admin] .input{width:100%;min-height:46px;border:1px solid var(--line);border-radius:var(--radius-input);padding:11px 13px;background:var(--bg);color:var(--text);font-size:16px;font-weight:600;line-height:1.5}[data-theme=admin] textarea.input{resize:vertical;min-height:160px}[data-theme=admin] .input::placeholder{color:#7f9299}[data-theme=admin] .input--invalid{border-color:var(--danger)}[data-theme=admin] .field__hint{font-weight:600;font-size:12px;color:var(--muted)}[data-theme=admin] .field__error{font-size:12px;color:var(--danger);font-weight:700}[data-theme=admin] .card{border:1px solid var(--line);background:var(--surface);border-radius:var(--radius);padding:21px;min-width:0}[data-theme=admin] .card__title{margin-bottom:16px}[data-theme=admin] .modal{color:var(--text);background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:0;box-shadow:var(--shadow-modal);width:min(960px,calc(100% - 48px));max-height:90dvh;overflow:hidden}[data-theme=admin] .modal--narrow{width:min(540px,calc(100% - 48px))}[data-theme=admin] .modal[open]{display:flex;flex-direction:column}[data-theme=admin] .modal::backdrop{background:#050c0dd1;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}[data-theme=admin] .modal__header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;border-bottom:1px solid var(--line);flex-shrink:0}[data-theme=admin] .modal__header h2{font-size:21px}[data-theme=admin] .modal__close{width:44px;height:44px;border:1px solid var(--line);border-radius:var(--radius-btn);background:var(--surface-2);color:var(--muted);font-size:22px;line-height:1}[data-theme=admin] .modal__body{padding:23px 24px;overflow-y:auto;min-height:0;flex:1}[data-theme=admin] .modal__footer{display:flex;justify-content:flex-end;gap:10px;align-items:center;flex-wrap:wrap;padding:16px 24px calc(16px + env(safe-area-inset-bottom));border-top:1px solid var(--line);flex-shrink:0}[data-theme=admin] .toast{background:var(--toast-bg);color:var(--toast-text);border:1px solid var(--toast-line);border-radius:12px;box-shadow:var(--shadow)}[data-theme=admin] .toast--error{background:var(--toast-error-bg);color:var(--toast-error-text)}[data-theme=admin] .workspace{min-height:100dvh}[data-theme=admin] .topbar{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:18px 20px;border-bottom:1px solid var(--line);background:var(--topbar-bg)}[data-theme=admin] .topbar .brand{font-size:25px}[data-theme=admin] .topbar .brand svg{width:27px}[data-theme=admin] .content{max-width:1330px;margin:auto;padding:25px 18px calc(105px + env(safe-area-inset-bottom));min-width:0}[data-theme=admin] .page-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:17px;flex-wrap:wrap;margin-bottom:26px}[data-theme=admin] .page-heading p{margin-top:9px;font-size:14px;color:var(--muted)}[data-theme=admin] .page-heading .eyebrow{margin-bottom:8px}[data-theme=admin] .heading-actions{display:flex;gap:10px;flex-wrap:wrap}[data-theme=admin] .section-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:27px 0 15px}[data-theme=admin] .between{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}[data-theme=admin] .btn-icon{padding:0;width:44px;flex-shrink:0}[data-theme=admin] .btn-text{display:inline-flex;align-items:center;min-height:44px;padding:8px 5px;border:0;background:transparent;color:var(--accent);font-size:13px;font-weight:800}[data-theme=admin] .error-banner{background:#f1a6a40c;border:1px solid #f1a6a449;padding:14px 16px;border-radius:11px;color:var(--danger);font-size:13px;margin-bottom:18px}[data-theme=admin] .note{background:var(--surface-2);padding:14px 16px;border:1px solid var(--line);border-radius:11px;color:var(--muted);font-size:13px}[data-theme=admin] .sidebar{display:none}[data-theme=admin] .topbar-breadcrumb{display:none;font-size:13px;color:var(--muted)}[data-theme=admin] .crumb-sep{margin:0 10px;color:#65787d}[data-theme=admin] .parent{display:flex;align-items:center;gap:10px}[data-theme=admin] .parent-mark{width:37px;height:37px;display:grid;place-items:center;flex-shrink:0;background:#38413a;color:#e8d9aa;border-radius:50%;font-weight:900}[data-theme=admin] .parent-name{display:none;font-size:13px;line-height:1.3;font-weight:800}[data-theme=admin] .parent-role{font-size:11px;font-weight:600}[data-theme=admin] .parent .btn-icon{color:var(--muted);border-color:transparent}[data-theme=admin] .ai-kicker{display:inline-flex;gap:7px;align-items:center;font-size:11px;font-weight:900;color:#badaca;letter-spacing:1px;text-transform:uppercase}[data-theme=admin] .mobile-nav{position:fixed;bottom:0;left:0;right:0;z-index:15;background:#172024ed;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-top:1px solid var(--line);padding:9px 10px calc(9px + env(safe-area-inset-bottom));display:grid;grid-template-columns:1fr 1fr 64px 1fr 1fr;align-items:center;gap:3px}[data-theme=admin] .mobile-nav a,[data-theme=admin] .mobile-nav button{min-height:55px;border:0;background:transparent;color:var(--muted);font-size:10px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:4px;border-radius:11px}[data-theme=admin] .mobile-nav .active{color:var(--accent);background:#a9daca0b}[data-theme=admin] .mobile-nav .nav-ai{border-radius:50%;background:var(--ai);color:#223439;width:52px;height:52px;min-height:52px;margin:auto;box-shadow:0 0 0 5px #a9daca09;font-size:24px}[data-theme=admin] .menu-list{display:grid;gap:9px}[data-theme=admin] .menu-list a,[data-theme=admin] .menu-list button{padding:14px;border:1px solid var(--line);border-radius:11px;display:flex;align-items:center;gap:12px;min-height:48px;background:transparent;color:var(--text);font-weight:800;text-align:left;width:100%}[data-theme=admin] .empty{text-align:center;padding:45px 18px}[data-theme=admin] .empty-symbol{width:65px;height:65px;background:var(--surface-2);color:var(--accent);display:grid;place-items:center;border-radius:20px;margin:0 auto 17px}[data-theme=admin] .empty-symbol .icon{width:32px;height:32px}[data-theme=admin] .empty p{color:var(--muted);font-size:14px;margin:10px auto 20px;max-width:390px}[data-theme=admin] .avatar{display:grid;place-items:center;width:45px;height:45px;flex-shrink:0;border-radius:14px;background:var(--avatar-bg, #4b405b);color:#f1e9ff;font-size:22px;font-weight:900}[data-theme=admin] .avatar svg{width:31px;height:31px}[data-theme=admin] .child-grid{display:grid;gap:15px}[data-theme=admin] .child-card{position:relative;transition:border-color .2s}[data-theme=admin] .child-card:hover{border-color:#5c7771}[data-theme=admin] .child-card-header{display:flex;align-items:center;gap:12px;padding-right:44px}[data-theme=admin] .child-name{font-size:18px;font-weight:800;overflow-wrap:anywhere}[data-theme=admin] .child-card-header .small{color:var(--muted)}[data-theme=admin] .child-card__edit{position:absolute;right:12px;top:12px;border:0;color:var(--muted)}[data-theme=admin] .child-card .last{border-top:1px solid var(--line);margin-top:17px;padding-top:13px;font-size:12px;color:var(--muted)}[data-theme=admin] .child-card__footer{margin-top:12px}[data-theme=admin] .child-card__footer .btn-icon{border:0;color:var(--muted)}[data-theme=admin] .child-edit-head{display:flex;align-items:center;gap:16px;margin:20px 0 18px;flex-wrap:wrap}[data-theme=admin] .child-edit-head h1{font-size:clamp(24px,4vw,32px);margin:0}[data-theme=admin] .child-edit-head .grow{flex:1;min-width:160px}[data-theme=admin] .child-edit-summary,[data-theme=admin] .child-edit-form{margin-bottom:18px}[data-theme=admin] .child-edit-form__actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}[data-theme=admin] .child-edit-form+.card,[data-theme=admin] .child-edit-summary+.card{margin-top:0}[data-theme=admin] .card+.card{margin-top:18px}[data-theme=admin] .table-scroll{overflow-x:auto;margin:0 -4px;padding:0 4px}[data-theme=admin] .child-tasks-table{display:table}[data-theme=admin] .child-tasks-table__hidden{margin-left:8px;vertical-align:middle}[data-theme=admin] .activity-section{margin-top:18px}[data-theme=admin] .activity-section__head{margin-bottom:16px;align-items:flex-end}[data-theme=admin] .activity-wrap{overflow-x:auto;padding-bottom:4px}[data-theme=admin] .activity-map{display:grid;grid-template-rows:repeat(7,11px);grid-auto-flow:column;grid-auto-columns:11px;gap:3px;width:max-content}[data-theme=admin] .activity-cell{width:11px;height:11px;border-radius:2px;background:var(--surface-3);border:1px solid #ffffff08}[data-theme=admin] .activity-cell--future{visibility:hidden}[data-theme=admin] .activity-cell--0{background:#1a2428}[data-theme=admin] .activity-cell--1{background:#1f4d3f}[data-theme=admin] .activity-cell--2{background:#2a6b55}[data-theme=admin] .activity-cell--3{background:#3d9478}[data-theme=admin] .activity-cell--4{background:#5bc4a0}[data-theme=admin] .activity-legend{display:flex;align-items:center;gap:4px;margin-top:12px;flex-wrap:wrap}[data-theme=admin] .activity-legend .activity-cell{border-color:transparent}[data-theme=admin] .child-stats-charts{margin-bottom:18px}[data-theme=admin] .chart-grid{display:grid;gap:16px;grid-template-columns:1fr}[data-theme=admin] .chart-panel{border:1px solid var(--line);border-radius:14px;padding:16px 16px 14px;background:var(--surface-2);min-width:0}[data-theme=admin] .chart-panel__head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:14px;flex-wrap:wrap}[data-theme=admin] .chart-panel__head h3{margin:0;font-size:15px;font-weight:800}[data-theme=admin] .chart-panel__foot{margin:10px 0 0}[data-theme=admin] .mini-bar-chart{display:flex;align-items:flex-end;gap:6px;height:120px;padding-top:4px}[data-theme=admin] .mini-bar-chart__col{flex:1;min-width:0;display:flex;flex-direction:column;align-items:center;gap:6px;height:100%}[data-theme=admin] .mini-bar-chart__track{flex:1;width:100%;max-width:28px;display:flex;align-items:flex-end;justify-content:center;background:#ffffff06;border-radius:6px 6px 4px 4px;min-height:0}[data-theme=admin] .mini-bar-chart__bar{width:72%;min-height:2px;border-radius:4px 4px 2px 2px;transition:height .2s}[data-theme=admin] .mini-bar-chart__bar--answers{background:linear-gradient(180deg,#5bc4a0,#2a6b55)}[data-theme=admin] .mini-bar-chart__bar--xp{background:linear-gradient(180deg,#eec263,#b8862a)}[data-theme=admin] .mini-bar-chart__label{font-size:10px;font-weight:700;color:var(--muted)}[data-theme=admin] .donut-chart{display:flex;flex-wrap:wrap;align-items:center;gap:16px;justify-content:center}[data-theme=admin] .donut-chart__svg{width:140px;height:140px;flex-shrink:0}[data-theme=admin] .donut-chart__bg{stroke:var(--line)}[data-theme=admin] .donut-chart__segment{stroke-linecap:round}[data-theme=admin] .donut-chart__segment--correct{stroke:var(--accent)}[data-theme=admin] .donut-chart__segment--wrong{stroke:#e07a7a}[data-theme=admin] .donut-chart__value{fill:var(--text);font-size:18px;font-weight:900}[data-theme=admin] .donut-chart__sub{fill:var(--muted);font-size:9px;font-weight:700;letter-spacing:.4px;text-transform:uppercase}[data-theme=admin] .donut-chart__legend{list-style:none;margin:0;padding:0;font-size:13px;font-weight:700;display:grid;gap:8px}[data-theme=admin] .donut-chart__dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:8px;vertical-align:middle}[data-theme=admin] .donut-chart__dot--correct{background:var(--accent)}[data-theme=admin] .donut-chart__dot--wrong{background:#e07a7a}[data-theme=admin] .mt{margin-top:24px}[data-theme=admin] .mb{margin-bottom:20px}[data-theme=admin] .panel-title{margin-bottom:18px}[data-theme=admin] select.input{-webkit-appearance:auto;-moz-appearance:auto;appearance:auto;cursor:pointer}[data-theme=admin] .filters{display:grid;gap:13px;margin-bottom:18px}[data-theme=admin] .filter-row{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:2px 1px 5px;scrollbar-width:none}[data-theme=admin] .filter-selects{display:grid;gap:10px}[data-theme=admin] .chip{border:1px solid var(--line);background:var(--surface);color:var(--muted);border-radius:10px;min-height:44px;padding:9px 13px;font-size:13px;font-weight:800;white-space:nowrap;display:inline-flex;align-items:center;gap:7px}[data-theme=admin] .chip.active{background:#a9daca15;color:var(--accent);border-color:#7caa9b}[data-theme=admin] .cat-dot{width:9px;height:9px;background:var(--cat);display:inline-block;flex-shrink:0;border-radius:50%}[data-theme=admin] .task-count{font-size:13px;color:var(--muted);margin-bottom:16px}[data-theme=admin] .task-list{display:grid;gap:13px}[data-theme=admin] .task-row{display:grid;gap:17px;border-left:3px solid var(--cat);padding:19px}[data-theme=admin] .task-title-block{min-width:0}[data-theme=admin] .task-title-block h3{margin:7px 0;overflow-wrap:anywhere}[data-theme=admin] .task-title-block a:hover{color:var(--accent)}[data-theme=admin] .task-badges{gap:8px}[data-theme=admin] .task-category{font-size:10px;font-weight:900;letter-spacing:1px;text-transform:uppercase;color:var(--cat);display:flex;align-items:center;gap:7px}[data-theme=admin] .task-category .icon{width:16px;height:16px}[data-theme=admin] .task-meta{font-size:12px;color:var(--muted);margin-top:10px}[data-theme=admin] .status{display:inline-flex;align-items:center;gap:5px;font-size:11px;line-height:1.4;padding:4px 8px;border-radius:7px;background:#a9daca10;color:var(--accent);border:1px solid #a9daca18;font-weight:800}[data-theme=admin] .status-dot{width:7px;height:7px;border-radius:50%;background:currentColor}[data-theme=admin] .status.hidden{background:#a1afb30c;border-color:var(--line);color:var(--muted)}[data-theme=admin] .row-actions{display:flex;gap:7px;flex-wrap:wrap}[data-theme=admin] .row-actions .btn-icon{width:40px;color:var(--muted)}[data-theme=admin] .row-actions .btn-icon:hover{color:var(--accent)}[data-theme=admin] .categories-list{display:grid;gap:12px}[data-theme=admin] .category-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}[data-theme=admin] .category-new{border-style:dashed}[data-theme=admin] .category-symbol{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;flex-shrink:0;background:color-mix(in srgb,var(--cat, currentColor) 12%,transparent);color:var(--cat, currentColor)}[data-theme=admin] .category-name{flex:1;min-width:140px}[data-theme=admin] .category-name h3{overflow-wrap:anywhere}[data-theme=admin] .category-name p{font-size:12px;color:var(--muted);margin-top:4px}[data-theme=admin] .category-row .btn-icon{border:0;color:var(--muted)}[data-theme=admin] .category-edit{display:grid;gap:12px;flex:1;width:100%}[data-theme=admin] .category-edit .field__label:has(.sr-only){display:contents}[data-theme=admin] .category-edit-controls{display:flex;gap:9px;align-items:center;flex-wrap:wrap}[data-theme=admin] .category-edit input[type=color]{width:48px;min-height:44px;padding:5px;background:var(--bg);border:1px solid var(--line);border-radius:10px;cursor:pointer}[data-theme=admin] .category-edit select{width:auto;min-width:110px}[data-theme=admin] .task-editor{padding-bottom:90px}[data-theme=admin] .editor-tabs{display:flex;gap:4px;margin-bottom:20px;border-bottom:1px solid var(--line);overflow-x:auto;padding-bottom:8px;scrollbar-width:none}[data-theme=admin] .editor-tabs button{min-height:44px;white-space:nowrap;border:0;background:transparent;color:var(--muted);border-radius:10px;padding:10px 14px;font-weight:800;font-size:14px}[data-theme=admin] .editor-tabs button.active{background:var(--surface-3);color:var(--text)}[data-theme=admin] .editor-tabs .step{margin-right:6px;color:var(--muted);font-size:11px}[data-theme=admin] .editor-footer{position:fixed;bottom:calc(var(--nav) + env(safe-area-inset-bottom));left:0;right:0;z-index:14;background:#1a2327f5;border-top:1px solid var(--line);-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);padding:13px 18px}[data-theme=admin] .editor-footer-inner{max-width:1240px;margin:auto;display:flex;justify-content:space-between;align-items:center;gap:15px;flex-wrap:wrap}[data-theme=admin] .editor-footer .dirty{font-size:11px;color:var(--muted)}[data-theme=admin] .editor-footer .actions{display:flex;gap:8px;flex:1;justify-content:flex-end}[data-theme=admin] .switch-panel{display:flex;align-items:center;justify-content:space-between;border:1px solid var(--line);border-radius:12px;padding:16px;gap:15px}[data-theme=admin] .switch-panel h3{font-size:15px}[data-theme=admin] .switch{display:flex;align-items:center;gap:12px;cursor:pointer;font-size:14px;min-height:44px}[data-theme=admin] .switch input{width:21px;height:21px;accent-color:var(--accent)}[data-theme=admin] .segmented{display:flex;background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:3px;gap:3px;max-width:320px}[data-theme=admin] .segmented button{min-height:44px;flex:1;background:transparent;border:0;border-radius:7px;color:var(--muted);font-weight:800;font-size:14px}[data-theme=admin] .segmented button.active{background:var(--surface-3);color:var(--text)}[data-theme=admin] .editor-grid{display:grid;gap:20px}[data-theme=admin] .editor-column{min-width:0}[data-theme=admin] .preview-switch{display:flex;gap:6px;margin-bottom:14px}[data-theme=admin] .preview-switch .btn{flex:1}[data-theme=admin] .preview-switch .active{background:var(--surface-3);border-color:#677e82}[data-theme=admin] .preview-pane,[data-theme=admin] .preview-mode .editor-pane{display:none}[data-theme=admin] .preview-mode .preview-pane{display:block}[data-theme=admin] .toolbar{display:flex;gap:4px;background:var(--surface-2);border:1px solid var(--line);border-bottom:0;padding:6px;border-radius:10px 10px 0 0;flex-wrap:wrap}[data-theme=admin] .toolbar button{border:0;border-radius:6px;background:transparent;color:var(--muted);font-weight:800;min-height:44px;min-width:40px;display:grid;place-items:center}[data-theme=admin] .toolbar button:hover{background:var(--surface-3);color:var(--text)}[data-theme=admin] .lesson-editor{display:flex;flex-direction:column;gap:7px}[data-theme=admin] .lesson-editor textarea{min-height:390px;line-height:1.7;font-weight:400;resize:vertical}[data-theme=admin] .lesson-editor:not(.lesson-editor--plain) textarea{border-radius:0 0 10px 10px;margin-top:-7px}[data-theme=admin] .preview-label{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted);font-weight:900;text-transform:uppercase;letter-spacing:1px;margin-bottom:13px}[data-theme=admin] .lesson-preview{border-radius:16px;max-height:640px;overflow-y:auto}[data-theme=admin] .status.scheduled{background:#bfa9ed12;border-color:#bfa9ed22;color:var(--math)}[data-theme=admin] .task-assignees{display:flex;flex-direction:column;gap:9px;font-size:12px;color:var(--muted)}[data-theme=admin] .assignee{display:flex;align-items:center;gap:9px}[data-theme=admin] .assignee .avatar,[data-theme=admin] .check-chip .avatar{width:28px;height:28px;border-radius:9px}[data-theme=admin] .assignee .avatar svg,[data-theme=admin] .check-chip .avatar svg{width:20px;height:20px}[data-theme=admin] .check-chip{display:inline-flex;gap:8px;align-items:center;min-height:44px;background:var(--surface-2);border:1px solid var(--line);border-radius:11px;padding:8px 12px;font-size:14px;font-weight:800;color:var(--text);cursor:pointer}[data-theme=admin] .check-chip:has(input:checked){border-color:var(--accent);background:#a9daca12}[data-theme=admin] .check-chip input{accent-color:var(--accent);width:17px;height:17px;margin:0}[data-theme=admin] .mini-stats{display:flex;gap:16px;margin:16px 0 12px;font-weight:900;font-size:14px}[data-theme=admin] .mini-stats .xp{color:var(--accent)}[data-theme=admin] .mini-stats .stars{color:var(--trivia)}[data-theme=admin] .progress{height:7px;background:var(--surface-3);border-radius:9px;overflow:hidden;margin-top:9px}[data-theme=admin] .progress>span{display:block;height:100%;background:var(--accent);border-radius:9px;transition:width .3s}[data-theme=admin] .child-card .last a:hover{color:var(--text)}[data-theme=admin] .history-filters{display:grid;gap:13px;margin-bottom:14px}[data-theme=admin] .history-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:6px 20px;margin-bottom:18px}[data-theme=admin] .history-toolbar .check-row{margin-top:0}[data-theme=admin] .history-list{display:grid;gap:12px}[data-theme=admin] .history-session{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}[data-theme=admin] .history-session>summary{display:flex;align-items:center;gap:14px;padding:18px 20px;cursor:pointer;list-style:none}[data-theme=admin] .history-session>summary::-webkit-details-marker{display:none}[data-theme=admin] .history-session[open]>summary{border-bottom:1px solid var(--line)}[data-theme=admin] .history-session .avatar{width:40px;height:40px;border-radius:12px;flex-shrink:0}[data-theme=admin] .history-session .avatar svg{width:28px;height:28px}[data-theme=admin] .session-main{flex:1;min-width:0}[data-theme=admin] .session-main h3{margin:3px 0;overflow-wrap:anywhere}[data-theme=admin] .session-main p{font-size:13px;color:var(--muted)}[data-theme=admin] .session-score{text-align:right;font-size:13px;font-weight:900;color:var(--accent);white-space:nowrap}[data-theme=admin] .session-score strong{display:block;color:var(--trivia);font-size:15px}[data-theme=admin] .table-wrap{overflow-x:auto}[data-theme=admin] .card.table-wrap{padding:0}[data-theme=admin] .history-table{width:100%;border-collapse:collapse;font-size:13px;display:none}[data-theme=admin] .history-table th{text-align:left;font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--muted);padding:12px 14px;border-bottom:1px solid var(--line);white-space:nowrap}[data-theme=admin] .history-table td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top;overflow-wrap:anywhere}[data-theme=admin] .history-table tr:last-child td{border-bottom:0}[data-theme=admin] .history-table details summary{margin-top:6px;cursor:pointer}[data-theme=admin] .history-table .nowrap{white-space:nowrap}[data-theme=admin] .history-table .yes,[data-theme=admin] .correct-value{color:var(--accent);font-weight:800}[data-theme=admin] .history-table .no,[data-theme=admin] .incorrect-value{color:var(--trivia);font-weight:800}[data-theme=admin] .history-answer-list{display:grid}[data-theme=admin] .history-answer{padding:16px 18px;border-bottom:1px solid var(--line);font-size:14px;overflow-wrap:anywhere}[data-theme=admin] .history-answer:last-child{border-bottom:0}[data-theme=admin] .history-answer h3{font-size:16px;margin-bottom:8px}[data-theme=admin] .history-answer p{margin:4px 0}[data-theme=admin] .answer-meta{display:flex;flex-direction:column;gap:3px;margin-top:10px;font-size:12px;color:var(--muted)}[data-theme=admin] .is-refreshing{opacity:.6;transition:opacity .2s}@media (min-width: 650px){[data-theme=admin] .history-filters{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1020px){[data-theme=admin] .history-filters{grid-template-columns:repeat(4,1fr)}[data-theme=admin] .history-table{display:table}[data-theme=admin] .history-answer-list{display:none}}@media (max-width: 649px){[data-theme=admin] .history-session>summary{padding:16px 13px;gap:10px}[data-theme=admin] .history-session .avatar{width:33px;height:33px}[data-theme=admin] .session-score{font-size:11px}[data-theme=admin] .session-score strong{font-size:12px}}[data-theme=admin] .assignment-progress{list-style:none;margin:0;padding:0;display:grid;gap:8px}[data-theme=admin] .assignment-progress li{display:flex;align-items:center;gap:10px;flex-wrap:wrap;min-height:52px;padding:6px 6px 6px 12px;background:var(--surface-2);border:1px solid var(--line);border-radius:11px;font-size:14px;font-weight:800}[data-theme=admin] .assignment-progress .avatar{width:28px;height:28px;border-radius:9px}[data-theme=admin] .assignment-progress .avatar svg{width:20px;height:20px}[data-theme=admin] .assignment-progress .grow{flex:1;min-width:90px}[data-theme=admin] .status-pill{font-size:12px;padding:4px 9px;border-radius:8px;background:var(--line);color:var(--muted);white-space:nowrap}[data-theme=admin] .status-pill--in_progress{background:#eec2632a;color:#eec263}[data-theme=admin] .status-pill--completed{background:#a9daca24;color:var(--accent)}[data-theme=admin] .check-row{display:flex;align-items:center;gap:9px;font-size:14px;font-weight:800;min-height:44px;margin-top:8px;cursor:pointer}[data-theme=admin] .check-row input{accent-color:var(--accent);width:18px;height:18px}[data-theme=admin] .date-field{max-width:320px}[data-theme=admin] input[type=date].input{color-scheme:dark}[data-theme=admin] .question-list{display:grid;gap:13px}[data-theme=admin] .question-card{position:relative;border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:17px;touch-action:manipulation}[data-theme=admin] .question-card.dragging{opacity:.6;z-index:2;box-shadow:var(--shadow);border-color:var(--accent)}[data-theme=admin] .question-top{display:flex;align-items:flex-start;gap:10px}[data-theme=admin] .question-number{width:30px;height:30px;display:grid;place-items:center;background:var(--surface-3);border-radius:8px;font-weight:900;font-size:13px;flex-shrink:0}[data-theme=admin] .question-text{flex:1;min-width:0}[data-theme=admin] .question-text h3{font-size:16px;margin:6px 0;overflow-wrap:anywhere}[data-theme=admin] .question-type{font-size:11px;color:var(--muted)}[data-theme=admin] .question-thumbnail{width:60px;height:45px;object-fit:cover;border-radius:8px;flex-shrink:0}[data-theme=admin] .question-options{display:flex;flex-wrap:wrap;gap:7px;margin-top:13px}[data-theme=admin] .option-tag{display:inline-flex;align-items:center;gap:5px;padding:5px 9px;background:var(--surface-2);border:1px solid var(--line);border-radius:7px;font-size:12px;color:var(--muted);overflow-wrap:anywhere}[data-theme=admin] .option-tag.correct{background:#a9daca0d;border-color:#a9daca32;color:var(--accent)}[data-theme=admin] .question-actions{display:flex;gap:6px;justify-content:flex-end;margin-top:13px}[data-theme=admin] .question-actions .btn-icon{width:40px;color:var(--muted)}[data-theme=admin] .drag-handle{display:none;position:absolute;top:12px;right:12px;border:0;background:transparent;color:var(--muted);cursor:grab;font-size:22px;min-width:32px;min-height:32px;touch-action:none}[data-theme=admin] .question-card:has(.drag-handle) .question-top{padding-right:34px}[data-theme=admin] .import-item .check-row{border-top:1px solid var(--line);padding-top:10px}[data-theme=admin] .modal-columns{display:grid;gap:24px}[data-theme=admin] .modal__footer .help{margin-right:auto;font-size:12px;color:var(--muted)}[data-theme=admin] .option-editor{display:flex;gap:9px;align-items:center}[data-theme=admin] .option-editor label{display:grid;place-items:center;width:44px;min-height:44px;flex-shrink:0;cursor:pointer}[data-theme=admin] .option-editor .option-correct{width:20px;height:20px;accent-color:var(--accent)}[data-theme=admin] .option-editor .input{flex:1}[data-theme=admin] .matching-editor{gap:10px}[data-theme=admin] .matching-row{display:grid;grid-template-columns:1fr auto 1fr auto;gap:8px;align-items:center}[data-theme=admin] .matching-preview{list-style:none;padding:0;margin:12px 0 0;display:grid;gap:6px}[data-theme=admin] .matching-preview li{display:flex;gap:8px;flex-wrap:wrap;align-items:baseline}[data-theme=admin] .option-list{gap:8px}[data-theme=admin] label.btn{cursor:pointer;flex-shrink:0}[data-theme=admin] label.btn.is-busy{cursor:wait;opacity:.7}[data-theme=admin] .upload-preview{display:flex;align-items:flex-start;gap:8px;margin-top:10px}[data-theme=admin] .upload-preview img{max-height:145px;max-width:100%;border-radius:10px;object-fit:contain}[data-theme=admin] .question-preview .card{display:grid;gap:10px}[data-theme=admin] .question-preview h3{font-size:20px;overflow-wrap:anywhere}[data-theme=admin] .question-preview .question-image{max-height:180px;object-fit:contain;border-radius:12px}[data-theme=admin] .question-preview .question-options{display:grid;gap:8px}[data-theme=admin] .question-preview .option-tag{font-size:15px;padding:12px;border-radius:12px;min-height:48px}[data-theme=admin] .validation-list{display:grid;gap:8px;margin-top:12px}[data-theme=admin] .validation-list p{font-size:13px;color:var(--danger);padding:10px;background:#f1a6a408;border-radius:8px;border:1px solid #f1a6a425}[data-theme=admin] .json-code{margin:0;font:12px/1.8 var(--font-mono);white-space:pre-wrap;background:var(--bg);padding:16px;border:1px solid var(--line);border-radius:12px;overflow-wrap:anywhere;color:var(--muted)}[data-theme=admin] .json-textarea{min-height:330px;font:13px/1.8 var(--font-mono);resize:vertical}[data-theme=admin] .modal-form{display:grid;gap:18px}[data-theme=admin] .modal-description{font-size:14px;color:var(--muted)}[data-theme=admin] .field-row{display:grid;gap:16px}[data-theme=admin] .inline-control{display:flex;gap:8px}[data-theme=admin] .inline-control .input{flex:1;min-width:0}[data-theme=admin] .avatar-picker{display:flex;gap:9px;flex-wrap:wrap}[data-theme=admin] .avatar-option{width:48px;min-height:48px;background:var(--surface-2);border:2px solid var(--line);border-radius:13px;display:grid;place-items:center;padding:0}[data-theme=admin] .avatar-option.active{border-color:var(--accent)}[data-theme=admin] .avatar-option>.avatar{width:36px;height:36px;border-radius:10px}[data-theme=admin] .avatar-option>.avatar svg{width:26px;height:26px}[data-theme=admin] .login{min-height:100dvh;display:grid;place-items:center;padding:25px 19px}[data-theme=admin] .login-card{max-width:435px;width:100%;padding:32px;border-radius:20px;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow)}[data-theme=admin] .login-card .brand{margin-bottom:32px}[data-theme=admin] .login-card .eyebrow{margin-bottom:20px}[data-theme=admin] .login-card h1{font-size:29px}[data-theme=admin] .login-card p{color:var(--muted);font-size:14px;margin:10px 0 26px}[data-theme=admin] .login-card .btn{margin-top:10px;min-height:48px}[data-theme=admin] .status.ai-draft{background:#b9c1ee14;border-color:#b9c1ee30;color:#c9cff2}[data-theme=admin] .ai-working{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);padding:12px 14px;border-radius:11px;background:var(--surface-2);border:1px dashed #b9c1ee40}[data-theme=admin] .ai-row{padding-bottom:20px;margin-bottom:20px;border-bottom:1px solid var(--line)}[data-theme=admin] .import-item.is-off{opacity:.55}[data-theme=admin] .quick-card{position:relative;overflow:hidden;padding:28px;border-radius:18px;background:linear-gradient(135deg,#1d2b2b,#1c2230 70%);border:1px solid #33464a;box-shadow:var(--shadow)}[data-theme=admin] .quick-card--flat{padding:20px;box-shadow:none}[data-theme=admin] .quick-card h2{margin-top:10px;font-size:clamp(21px,3vw,26px)}[data-theme=admin] .quick-card .intro{color:var(--muted);font-size:14px;margin:6px 0 22px;max-width:520px}[data-theme=admin] .quick-decor{position:absolute;right:24px;top:24px;width:86px;height:86px;color:#b9c1ee;opacity:.35;pointer-events:none}[data-theme=admin] .quick-decor .icon{width:100%;height:100%}[data-theme=admin] .quick-grid{display:grid;gap:14px;position:relative}[data-theme=admin] .quick-bottom{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-top:18px}[data-theme=admin] .quick-assign{display:grid;gap:14px;min-width:0}[data-theme=admin] .quick-bottom>.btn{min-height:48px}[data-theme=admin] .quick-footnote{display:flex;align-items:center;gap:8px;margin-top:17px;font-size:12px;color:var(--muted)}[data-theme=admin] .quick-footnote .icon{width:15px;height:15px;color:var(--accent);flex-shrink:0}[data-theme=admin] .loading-panel{display:grid;justify-items:center;gap:10px;text-align:center;padding:18px 0 6px}[data-theme=admin] .loading-orbit{width:64px;height:64px;display:grid;place-items:center;font-size:26px;color:var(--ai-text);border-radius:50%;background:var(--ai);animation:ai-orbit 2.4s ease-in-out infinite}[data-theme=admin] .loading-steps{display:grid;gap:8px;margin:10px 0 6px;text-align:left}[data-theme=admin] .loading-step{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted)}[data-theme=admin] .loading-step .dot{width:24px;height:24px;display:grid;place-items:center;font-size:11px;font-weight:900;border-radius:50%;border:1px solid var(--line);background:var(--surface-2)}[data-theme=admin] .loading-step.active{color:var(--text);font-weight:800}[data-theme=admin] .loading-step.active .dot{background:var(--ai);color:var(--ai-text);border-color:transparent}[data-theme=admin] .loading-step.done .dot{background:#a9daca24;color:var(--accent);border-color:transparent}@keyframes ai-orbit{0%,to{transform:scale(1) rotate(0);box-shadow:0 0 #b9c1ee40}50%{transform:scale(1.06) rotate(12deg);box-shadow:0 0 0 14px #b9c1ee00}}@media (prefers-reduced-motion: reduce){[data-theme=admin] .loading-orbit{animation:none}}[data-theme=admin] .editor-banner{display:flex;gap:14px;align-items:flex-start;padding:16px 18px;border-radius:13px;background:#b9c1ee0f;border:1px solid #b9c1ee30}[data-theme=admin] .editor-banner .sparkle{font-size:20px;color:#c9cff2;line-height:1.2}[data-theme=admin] .editor-banner p,[data-theme=admin] .suggestion p{font-size:13px;color:var(--muted);margin-top:3px}[data-theme=admin] .suggestion{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;padding:16px 18px;border-radius:13px;background:var(--surface-2);border:1px dashed #a9daca40}@media (max-width: 649px){[data-theme=admin] .modal{width:100%;max-width:100%;height:100dvh;max-height:100dvh;margin:0;top:0;right:0;bottom:0;left:0;border:0;border-radius:0}[data-theme=admin] .modal__header{padding:15px 18px}[data-theme=admin] .modal__body{padding:20px 18px}[data-theme=admin] .modal__footer{padding-left:18px;padding-right:18px}[data-theme=admin] .modal__footer .btn{flex:1}[data-theme=admin] .heading-actions{width:100%}[data-theme=admin] .heading-actions .btn{flex:1}[data-theme=admin] .task-row .row-actions{border-top:1px solid var(--line);padding-top:13px}[data-theme=admin] .editor-footer .dirty{flex-basis:100%}[data-theme=admin] .editor-footer .actions .btn{flex:1}[data-theme=admin] .quick-card{padding:21px}[data-theme=admin] .quick-decor{width:60px;height:60px;right:12px;top:18px}[data-theme=admin] .quick-bottom>.btn{width:100%}[data-theme=admin] .suggestion .flex .btn{flex:1}}@media (min-width: 650px){[data-theme=admin] .content{padding-left:28px;padding-right:28px}[data-theme=admin] .parent-name{display:block}[data-theme=admin] .child-grid,[data-theme=admin] .chart-grid{grid-template-columns:repeat(2,minmax(0,1fr))}[data-theme=admin] .chart-panel--wide{grid-column:1 / -1}[data-theme=admin] .field-row{grid-template-columns:repeat(2,minmax(0,1fr))}[data-theme=admin] .task-row{grid-template-columns:minmax(0,1.7fr) minmax(0,1fr)}[data-theme=admin] .task-row .row-actions{grid-column:1 / -1}[data-theme=admin] .filter-selects,[data-theme=admin] .modal-columns{grid-template-columns:1fr 1fr}[data-theme=admin] .modal-columns.question-form-layout{grid-template-columns:1.2fr 1fr}[data-theme=admin] .question-list{grid-template-columns:repeat(2,minmax(0,1fr))}[data-theme=admin] .quick-grid{grid-template-columns:2fr 1fr}[data-theme=admin] .quick-grid>.field:first-child{grid-column:1 / -1}}@media (min-width: 1020px){[data-theme=admin] .sidebar{display:flex;flex-direction:column;gap:20px;width:var(--sidebar);position:fixed;inset:0 auto 0 0;z-index:20;background:var(--sidebar-bg);border-right:1px solid var(--line);padding:29px 20px}[data-theme=admin] .sidebar .brand{padding:0 12px}[data-theme=admin] .cabinet-label{padding-left:13px;margin-top:-15px;font-size:10px;color:var(--muted);letter-spacing:1px;text-transform:uppercase}[data-theme=admin] .side-nav{display:grid;gap:7px;margin-top:20px}[data-theme=admin] .side-nav a{display:flex;align-items:center;gap:12px;font-size:14px;font-weight:800;color:var(--muted);padding:12px 13px;min-height:47px;border-radius:10px}[data-theme=admin] .side-nav a:hover{background:var(--surface-3)}[data-theme=admin] .side-nav a.active{background:#a9daca12;color:var(--accent)}[data-theme=admin] .sidebar-bottom{margin-top:auto;display:grid;gap:16px}[data-theme=admin] .sidebar-tip{padding:16px;background:#24312e;border:1px solid #354840;border-radius:12px}[data-theme=admin] .sidebar-tip p{font-size:12px;color:#afc4b9;margin:8px 0 13px}[data-theme=admin] .sidebar-tip .btn{width:100%;font-size:12px}[data-theme=admin] .collapse-btn{width:100%;background:transparent;color:var(--muted)}[data-theme=admin] .workspace{margin-left:var(--sidebar)}[data-theme=admin] .topbar{min-height:80px;padding:19px 38px}[data-theme=admin] .topbar>.brand{display:none}[data-theme=admin] .topbar-breadcrumb{display:block}[data-theme=admin] .content{padding:34px 38px 55px}[data-theme=admin] .mobile-nav{display:none}[data-theme=admin] .child-grid{grid-template-columns:repeat(3,minmax(0,1fr))}[data-theme=admin] .toasts{left:auto;right:25px;top:20px;min-width:300px}[data-theme=admin] .filters{grid-template-columns:1fr minmax(330px,440px)}[data-theme=admin] .task-row{grid-template-columns:minmax(0,1.9fr) minmax(0,1fr) auto;align-items:center}[data-theme=admin] .task-row .row-actions{grid-column:auto;justify-content:flex-end}[data-theme=admin] .drag-handle{display:grid;place-items:center}[data-theme=admin] .question-preview{position:sticky;top:0;align-self:start}[data-theme=admin] .filters>.filter-row{grid-column:1 / -1}[data-theme=admin] .editor-footer{left:var(--sidebar);bottom:0;padding:17px 38px calc(17px + env(safe-area-inset-bottom))}[data-theme=admin] .editor-footer .dirty{font-size:12px}[data-theme=admin] .task-editor{padding-bottom:75px}[data-theme=admin] .editor-grid{grid-template-columns:1fr 1fr;align-items:start}[data-theme=admin] .preview-switch{display:none}[data-theme=admin] .editor-pane,[data-theme=admin] .preview-mode .editor-pane,[data-theme=admin] .preview-pane{display:block}[data-theme=admin] .lesson-preview{position:sticky;top:20px}[data-theme=admin] .sidebar-collapsed{--sidebar: 82px}[data-theme=admin] .sidebar-collapsed .sidebar{padding:29px 12px}[data-theme=admin] .sidebar-collapsed .sidebar .brand{padding:0;justify-content:center}[data-theme=admin] .sidebar-collapsed .brand__word,[data-theme=admin] .sidebar-collapsed .cabinet-label,[data-theme=admin] .sidebar-collapsed .side-nav .label,[data-theme=admin] .sidebar-collapsed .sidebar-tip,[data-theme=admin] .sidebar-collapsed .collapse-btn .label{display:none}[data-theme=admin] .sidebar-collapsed .side-nav a{justify-content:center;padding:12px}[data-theme=admin] .sidebar-collapsed .collapse-btn{padding:10px}}