:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#24233a;background:#f6f7fb;font-synthesis:none;text-rendering:optimizeLegibility;--accent:#7664db;--accent-soft:#f0edff;--ink:#24233a;--muted:#88899d;--line:#eeedf3;--panel:#fff;--surface:#f7f7fb}*{box-sizing:border-box}body{margin:0;min-width:320px}.app{min-height:100vh;background:#f6f7fb;color:var(--ink);--accent:#7664db;--accent-soft:#f0edff}.app[data-accent=blue]{--accent:#438bd8;--accent-soft:#eaf4ff}.app[data-accent=green]{--accent:#369b7b;--accent-soft:#e8f7f1}.app[data-accent=coral]{--accent:#e17b68;--accent-soft:#fff0eb}.app.dark{background:#171725;color:#eeeefa;--ink:#eeeefa;--muted:#a3a2b7;--line:#303044;--panel:#222235;--surface:#29293d;--accent-soft:#37304f}.sidebar{width:248px;background:#fff;border-right:1px solid #eeedf3;position:fixed;inset:0 auto 0 0;padding:25px 17px;display:flex;flex-direction:column;z-index:5}.dark .sidebar,.dark .topbar{background:#202033;border-color:var(--line)}.brand{height:43px;display:flex;align-items:center;gap:10px;padding:0 9px;font-size:19px;font-weight:800;letter-spacing:-.8px}.brand>span>span{color:var(--accent)}.brand-mark{width:34px;height:34px;background:var(--accent-soft);color:var(--accent);border-radius:11px;display:grid;place-items:center}.profile{display:flex;align-items:center;gap:10px;padding:17px 9px;margin:22px 0 20px;border:1px solid var(--line);border-radius:13px}.avatar{width:34px;height:34px;border-radius:11px;background:#e9e4ff;color:#6957cb;display:grid;place-items:center;font-weight:800;border:0}.profile div:nth-child(2){display:grid;gap:3px;flex:1}.profile strong{font-size:12px}.profile small,.sidebar-foot{font-size:10px;color:var(--muted)}.profile>svg{color:var(--muted)}.nav-group{margin-bottom:22px}.nav-group>p,.panel-kicker,.eyebrow{font-size:9px;font-weight:800;letter-spacing:1.2px;color:#a0a0b1;margin:0 10px 9px}.nav-item{width:100%;height:42px;border:0;background:transparent;border-radius:10px;display:flex;align-items:center;gap:12px;padding:0 11px;color:#818196;font:600 12px inherit;text-align:left;cursor:pointer;margin:3px 0}.nav-item svg{color:#a0a0b2}.nav-item.active{background:var(--accent-soft);color:var(--accent);font-weight:700}.nav-item.active svg{color:var(--accent)}.nav-dot{width:6px;height:6px;border-radius:50%;background:#e9a45d;margin-left:auto}.sidebar-bottom{margin-top:auto}.streak-card{display:flex;align-items:center;gap:9px;background:#fff7eb;padding:12px;border-radius:12px;margin-bottom:13px}.streak-icon{width:31px;height:31px;border-radius:9px;background:#ffebce;color:#e79a3c;display:grid;place-items:center}.streak-card div:nth-child(2){display:grid;gap:3px;flex:1}.streak-card strong{font-size:11px;color:#72502b}.streak-card small{font-size:9px;color:#a88761}.streak-card>span{font-size:15px}.sidebar-foot{padding:15px 8px 0;border-top:1px solid var(--line);display:flex;align-items:center;gap:6px}.sidebar-foot>span:last-child{margin-left:auto}.online-dot{width:6px;height:6px;background:#65bf94;border-radius:50%}.main{margin-left:248px;min-height:100vh}.topbar{height:72px;background:#fff;border-bottom:1px solid #eeedf3;display:flex;align-items:center;justify-content:space-between;padding:0 43px;position:sticky;top:0;z-index:3}.breadcrumbs{display:flex;align-items:center;gap:10px;color:#a0a0b1;font-size:11px}.breadcrumbs strong{color:var(--ink)}.top-actions{display:flex;align-items:center;gap:14px}.date-pill{display:flex;align-items:center;gap:8px;color:#858599;font-size:11px;padding-right:15px;border-right:1px solid var(--line)}.icon-btn{border:0;background:transparent;color:#89899d;width:34px;height:34px;border-radius:9px;display:grid;place-items:center;cursor:pointer}.icon-btn:hover{background:var(--surface)}.avatar.small{width:31px;height:31px;cursor:pointer}.content{max-width:1370px;padding:37px 43px 22px;margin:auto}.page-heading{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:25px}.eyebrow{display:flex;align-items:center;gap:6px;color:var(--accent);margin:0 0 9px}.page-heading h1{font-size:28px;letter-spacing:-1.1px;margin:0 0 7px}.page-heading p,.section-heading p{font-size:12px;color:var(--muted);margin:0}.primary-btn,.banner-btn{height:39px;border:0;border-radius:9px;background:var(--accent);color:#fff;padding:0 15px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:11px;font-weight:700;cursor:pointer;box-shadow:0 5px 13px #7664db24}.primary-btn:disabled{opacity:.45;cursor:not-allowed}.welcome-banner{min-height:225px;background:linear-gradient(110deg,#edeaff,#e8e7ff 56%,#dcd9ff);border-radius:17px;position:relative;overflow:hidden;display:flex;justify-content:space-between;padding:27px 34px;margin-bottom:19px;color:#39325f}.welcome-copy{position:relative;z-index:1}.banner-tag{font-size:8px;font-weight:800;letter-spacing:1px;color:#7664b4;display:flex;align-items:center;gap:6px}.welcome-banner h2{font-size:31px;line-height:1.08;letter-spacing:-1.2px;margin:13px 0 8px}.welcome-banner h2 em{color:#7866d9;font-style:normal}.welcome-banner p{font-size:11px;color:#77739b;max-width:340px;line-height:1.6;margin:0 0 14px}.banner-btn{height:34px;background:#fff;color:#6755c5;box-shadow:none}.banner-art{width:38%;position:relative;display:grid;place-items:center}.orbit{position:absolute;border:1px solid #c7c0fa;border-radius:50%;width:205px;height:155px;transform:rotate(-24deg)}.orbit-two{width:245px;height:105px;transform:rotate(30deg)}.book-illustration{width:128px;height:128px;background:linear-gradient(140deg,#fff,#e4dfff);border-radius:35px;display:grid;place-items:center;color:#7664d8;box-shadow:0 18px 35px #6c5bd52c;transform:rotate(-8deg);position:relative}.sparkle{position:absolute;color:#a18ff3}.s1{right:-13px;top:12px}.s2{left:-12px;bottom:20px}.floating-note{position:absolute;background:#fff;border-radius:9px;padding:8px 11px;font-size:10px;font-weight:700;box-shadow:0 8px 20px #514a9120}.note-a{top:17px;right:6px;color:#6c5bc7}.note-b{bottom:12px;left:4px;color:#329c7b}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px;margin-bottom:30px}.stat-card{background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:15px;display:flex;align-items:center;gap:11px;min-width:0;position:relative}.stat-icon,.icon-tile{width:36px;height:36px;flex:0 0 36px;border-radius:11px;display:grid;place-items:center}.orange{background:#fff1e3;color:#e69a4a}.purple,.violet{background:#f0edff;color:#7966d8}.green{background:#e8f7f0;color:#3b9b78}.blue{background:#eaf3ff;color:#5794d5}.stat-card>div:nth-child(2){display:grid;gap:3px;min-width:0}.stat-card span{font-size:10px;color:var(--muted)}.stat-card strong{font-size:19px;letter-spacing:-.5px}.stat-card small{font-size:9px;color:#a1a0b1}.stat-arrow{margin-left:auto;color:#c5c4d1}.section-heading,.panel-head{display:flex;align-items:center;justify-content:space-between}.section-heading{margin-bottom:14px}.section-heading h3,.panel h3{font-size:14px;margin:0 0 5px;letter-spacing:-.2px}.widget-control{position:relative}.soft-btn{height:34px;padding:0 11px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--muted);display:inline-flex;align-items:center;gap:7px;font-size:10px;font-weight:650;cursor:pointer}.dropdown{position:absolute;z-index:4;right:0;top:40px;width:190px;background:var(--panel);border:1px solid var(--line);box-shadow:0 12px 35px #29234420;border-radius:11px;padding:13px;display:grid;gap:12px}.dropdown strong{font-size:11px}.dropdown label{display:flex;gap:8px;align-items:center;font-size:11px;color:var(--muted)}.dropdown input{accent-color:var(--accent)}.dashboard-grid{display:grid;grid-template-columns:1.05fr 1.3fr .9fr;gap:14px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;min-width:0}.panel-head{margin-bottom:18px}.panel-kicker{margin:0 0 6px;display:block;font-size:8px}.panel h3{margin:0;font-size:13px}.focus-task{display:flex;align-items:center;gap:9px;padding:11px 0;border-bottom:1px solid var(--line)}.task-icon{width:33px;height:33px;border-radius:10px;background:#f1efff;display:grid;place-items:center}.focus-task>div:nth-child(2){display:grid;gap:4px;flex:1}.focus-task strong,.subject-info strong{font-size:10px}.focus-task small,.subject-info small{font-size:9px;color:var(--muted)}.task-label{font-size:7px;letter-spacing:.5px;color:#9876d4;background:#f5f0ff;padding:5px;border-radius:5px}.panel-link,.text-btn{border:0;background:transparent;color:var(--accent);font-size:10px;font-weight:700;display:flex;align-items:center;gap:7px;cursor:pointer}.panel-link{margin-top:15px;padding:0}.text-btn{padding:0}.subject-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--line)}.subject-row:last-child{border:0}.subject-emoji{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-size:16px;flex:0 0 34px}.mint{background:#e8f6f0}.peach{background:#fff0e7}.lavender{background:#f0edff}.subject-info{display:grid;gap:4px;width:110px;min-width:0}.subject-info strong,.subject-info small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.subject-bar{flex:1;min-width:25px}.progress-track{height:6px;background:var(--surface);border-radius:20px;overflow:hidden}.progress-track>div{height:100%;border-radius:20px;background:linear-gradient(90deg,#8875e8,#b09cf4)}.subject-percent{font-size:9px;width:28px;text-align:right}.week-number{font-size:36px;font-weight:800;letter-spacing:-2px;margin-top:5px}.week-number span{font-size:18px;color:var(--accent)}.muted{font-size:10px;color:var(--muted)}.week-panel>.progress-track{margin:17px 0 9px}.week-foot{display:flex;justify-content:space-between;font-size:8px;color:var(--muted)}.week-foot strong{color:#4a9d7d}.week-days{display:flex;justify-content:space-between;margin-top:16px}.day{display:grid;justify-items:center;gap:6px;color:#aaa9ba;font-size:9px}.day b{width:22px;height:22px;background:var(--surface);border-radius:7px;display:grid;place-items:center;font-size:11px}.day.done b{background:#e8f7f0;color:#3b9b78}.footer{display:flex;justify-content:space-between;color:#aaa9b8;font-size:9px;padding:26px 2px 0}.footer b{padding:0 4px;color:#d0cfda}.toolbar{display:flex;justify-content:space-between;gap:12px;margin-bottom:19px}.search-box{height:39px;max-width:340px;flex:1;background:var(--panel);border:1px solid var(--line);border-radius:9px;display:flex;align-items:center;gap:9px;padding:0 12px;color:var(--muted)}.search-box input{border:0;outline:0;background:transparent;color:var(--ink);font:inherit;font-size:11px;width:100%}.subject-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.subject-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:17px}.subject-card-top{display:flex;justify-content:space-between;align-items:center}.subject-card h3{font-size:15px;margin:15px 0 4px}.subject-card>p{font-size:10px;color:var(--muted);margin:0 0 20px}.subject-progress-label{display:flex;justify-content:space-between;font-size:9px;margin-bottom:7px;color:var(--muted)}.subject-progress-label strong{color:var(--ink)}.subject-card-foot{display:flex;justify-content:space-between;align-items:center;margin-top:16px}.subject-card-foot span,.subject-card-foot button{font-size:9px;color:var(--muted);display:flex;align-items:center;gap:5px}.subject-card-foot button{border:0;background:transparent;color:var(--accent);font-weight:700;cursor:pointer}.empty-state{padding:50px;text-align:center;color:var(--muted);font-size:12px}.study-layout{display:grid;grid-template-columns:1.6fr .8fr;gap:16px;max-width:900px}.study-top{display:flex;justify-content:space-between}.card-count{font-size:10px;color:var(--muted)}.study-progress{height:5px;background:var(--surface);border-radius:9px;margin:12px 0 20px}.study-progress>div{height:100%;background:var(--accent);border-radius:9px;transition:width .2s}.flashcard{width:100%;min-height:280px;border:1px solid #e8e4fa;border-radius:14px;background:linear-gradient(140deg,#f8f6ff,#efedff);color:#3d3767;padding:28px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:28px;text-align:center;cursor:pointer}.flashcard.flipped{background:linear-gradient(140deg,#eff9f4,#e4f4ec);color:#285c4c;border-color:#d8eee3}.flip-hint{font-size:8px;letter-spacing:1.3px;font-weight:800;opacity:.65}.flashcard strong{font-size:23px;max-width:520px;line-height:1.5}.flip-bottom{font-size:10px;display:flex;align-items:center;gap:7px;opacity:.7}.study-actions{display:flex;justify-content:space-between;margin-top:15px}.study-footnote{font-size:9px;color:var(--muted);display:flex;align-items:center;gap:6px;margin-top:18px}.study-side h3{font-size:17px;margin:12px 0 8px}.study-side>p{font-size:11px;line-height:1.7;color:var(--muted)}.session-stat{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--line);font-size:10px;color:var(--muted)}.session-stat strong{color:var(--ink);font-size:14px}.tip-box{display:flex;gap:9px;padding:12px;background:var(--accent-soft);border-radius:10px;color:var(--accent);margin-top:18px}.tip-box p{font-size:9px;line-height:1.6;margin:0;color:var(--muted)}.tip-box strong{color:var(--accent)}.games-intro{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.games-intro h2{font-size:20px;margin:0 0 6px}.games-intro p{font-size:11px;color:var(--muted);margin:0}.game-xp{display:flex;align-items:center;gap:7px;background:var(--accent-soft);color:var(--accent);padding:10px 13px;border-radius:10px;font-size:11px}.game-xp span{font-size:9px;opacity:.7}.games-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.game-card{text-align:left;border:1px solid var(--line);background:var(--panel);border-radius:14px;padding:14px;cursor:pointer;color:var(--ink);transition:transform .18s,border-color .18s}.game-card:hover{transform:translateY(-3px);border-color:#c9c0f5}.game-art{height:112px;border-radius:10px;background:linear-gradient(140deg,#f0edff,#e7e3ff);display:grid;place-items:center;font-size:43px;position:relative;margin-bottom:15px}.game-card:nth-child(2) .game-art{background:linear-gradient(140deg,#fff2e5,#ffe5cf)}.game-card:nth-child(3) .game-art{background:linear-gradient(140deg,#e7f6f0,#d7f0e5)}.game-card:nth-child(4) .game-art{background:linear-gradient(140deg,#eaf3ff,#dcecff)}.game-card:nth-child(5) .game-art{background:linear-gradient(140deg,#fff0e8,#ffe1d2)}.game-card:nth-child(6) .game-art{background:linear-gradient(140deg,#fff6db,#ffedb6)}.game-art>span{position:absolute;right:10px;top:10px;width:25px;height:25px;background:#ffffffb8;border-radius:8px;display:grid;place-items:center;color:#7463cf}.game-card .panel-kicker{margin:0 0 7px}.game-card h3{font-size:13px;margin:0 0 6px}.game-card p{font-size:10px;color:var(--muted);margin:0;min-height:30px}.game-play{display:flex;justify-content:space-between;color:var(--accent);font-size:10px;font-weight:700;margin-top:15px}.quiz-panel{max-width:650px}.quiz-panel>.panel-kicker{margin:25px 0 10px}.quiz-panel h2{font-size:21px;margin:0 0 20px}.quiz-options{display:grid;gap:9px;margin-bottom:17px}.quiz-options button{border:1px solid var(--line);background:var(--surface);border-radius:9px;padding:13px;text-align:left;color:var(--ink);font:inherit;font-size:11px;display:flex;justify-content:space-between;cursor:pointer}.quiz-options button.selected{border-color:var(--accent);background:var(--accent-soft)}.quiz-feedback{padding:12px;border-radius:9px;background:var(--accent-soft);font-size:11px;margin-bottom:14px;color:var(--ink)}.progress-panel{max-width:800px}.progress-panel h3{margin-bottom:12px}.planning-panel{max-width:800px}.plan-row{display:flex;align-items:center;gap:15px;padding:17px 0;border-bottom:1px solid var(--line);font-size:10px}.plan-row>span:first-child{color:var(--muted);width:40px}.plan-dot{width:9px;height:9px;border-radius:50%}.plan-row>div:nth-child(3){display:grid;gap:4px;flex:1}.plan-row small{color:var(--muted)}.plan-status{font-size:9px;color:var(--accent);background:var(--accent-soft);padding:6px 8px;border-radius:6px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#17162970;z-index:10;display:grid;place-items:center;padding:18px}.modal{width:min(420px,100%);background:var(--panel);border-radius:16px;padding:25px;position:relative;box-shadow:0 20px 70px #14132440}.modal-close{position:absolute;right:15px;top:15px;border:0;background:var(--surface);color:var(--muted);width:30px;height:30px;border-radius:8px;display:grid;place-items:center;cursor:pointer}.modal>.panel-kicker{margin:0 0 8px}.modal h2{font-size:21px;margin:0 0 7px}.modal p{font-size:11px;color:var(--muted);line-height:1.6}.modal>input{width:100%;height:41px;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:8px;padding:0 11px;margin:13px 0;outline-color:var(--accent)}.modal>.primary-btn{width:100%}.setting-row{display:flex;justify-content:space-between;align-items:center;padding:15px 0;border-bottom:1px solid var(--line)}.setting-row>div:first-child{display:grid;gap:4px}.setting-row strong{font-size:11px}.setting-row small{font-size:9px;color:var(--muted)}.switch{width:39px;height:22px;border:0;border-radius:20px;background:#d7d6e0;padding:3px;cursor:pointer}.switch span{width:16px;height:16px;background:#fff;border-radius:50%;display:block;transition:transform .2s}.switch.on{background:var(--accent)}.switch.on span{transform:translate(17px)}.swatches{display:flex;gap:8px}.swatch{width:20px;height:20px;border:2px solid white;outline:1px solid transparent;border-radius:50%;cursor:pointer}.swatch.chosen{outline-color:var(--ink)}.swatch.violet{background:#7664db}.swatch.blue{background:#438bd8}.swatch.green{background:#369b7b}.swatch.coral{background:#e17b68}.settings-note{font-size:9px!important;margin-top:16px}.toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%);z-index:15;background:#24233a;color:#fff;padding:12px 17px;border-radius:10px;display:flex;align-items:center;gap:9px;font-size:11px;box-shadow:0 8px 30px #14132430}.toast svg{color:#83d5ae}.menu-toggle,.mobile-close,.scrim{display:none}.dark .panel,.dark .stat-card,.dark .subject-card,.dark .game-card,.dark .soft-btn,.dark .search-box,.dark .modal{background:var(--panel);color:var(--ink)}.dark .nav-item{color:#aaa9bd}.dark .nav-item.active{color:var(--accent)}.dark .welcome-banner{background:linear-gradient(110deg,#34304f,#39345b);color:#f0edff}.dark .welcome-banner p{color:#c2bddc}.dark .banner-tag{color:#c6baff}.dark .book-illustration{background:#4a426d;color:#c7baff}.dark .floating-note{background:#29263f;color:#ded8ff}.dark .flashcard{background:linear-gradient(140deg,#35304f,#302c49);color:#eee9ff;border-color:#4b456c}.dark .flashcard.flipped{background:linear-gradient(140deg,#263e37,#29483e);color:#dff8eb}.dark .streak-card{background:#3c3026}.dark .streak-card strong{color:#ffe0b7}.dark .streak-card small{color:#d5b995}.dark .dropdown{background:var(--panel)}@media(max-width:1150px){.sidebar{width:220px}.main{margin-left:220px}.content{padding:30px 25px}.topbar{padding:0 25px}.dashboard-grid{grid-template-columns:1fr 1fr}.week-panel{grid-column:span 2}.stats-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.sidebar{transform:translate(-100%);transition:transform .22s;width:270px;box-shadow:10px 0 35px #19172a18}.sidebar.open{transform:translate(0)}.mobile-close{display:grid;margin-left:auto}.scrim{display:block;position:fixed;top:0;right:0;bottom:0;left:0;background:#17162960;z-index:4}.main{margin-left:0}.topbar{height:60px;padding:0 16px}.menu-toggle{display:grid}.breadcrumbs{font-size:10px;gap:6px}.date-pill{display:none}.content{padding:25px 16px}.page-heading{align-items:flex-start;gap:12px}.page-heading h1{font-size:24px}.page-heading p{font-size:10px;max-width:260px;line-height:1.5}.page-heading>.primary-btn{font-size:0;width:39px;padding:0;flex:0 0 39px}.welcome-banner{padding:23px;min-height:220px}.welcome-banner h2{font-size:27px}.welcome-banner p{max-width:240px}.banner-art{position:absolute;right:-35px;bottom:0;width:45%;opacity:.65}.book-illustration{width:95px;height:95px}.book-illustration svg{width:58px}.orbit{width:150px;height:110px}.orbit-two{width:170px;height:80px}.floating-note{font-size:8px}.stats-grid{gap:9px}.stat-card{padding:11px;gap:8px}.stat-icon{width:31px;height:31px;flex-basis:31px}.stat-card strong{font-size:16px}.stat-card span{font-size:9px}.stat-card small{font-size:8px}.dashboard-grid{grid-template-columns:1fr}.week-panel{grid-column:auto}.subject-grid,.games-grid{grid-template-columns:repeat(2,1fr);gap:10px}.subject-card{padding:13px}.subject-info{width:100px}.study-layout{grid-template-columns:1fr}.study-side{order:2}.flashcard{min-height:245px}.footer{gap:10px;line-height:1.5}.footer span:last-child{text-align:right}.games-intro{align-items:flex-start}.games-intro p{max-width:220px;line-height:1.5}.game-xp{font-size:9px;padding:8px;flex-wrap:wrap}.game-xp span{display:none}}@media(max-width:420px){.subject-grid,.games-grid{grid-template-columns:1fr}.welcome-banner{padding:19px}.welcome-banner h2{font-size:24px}.welcome-banner p{max-width:205px;font-size:10px}.banner-art{right:-55px;opacity:.42}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stat-card{gap:6px}.stat-arrow{display:none}.page-heading h1{font-size:22px}.footer{font-size:8px}.subject-bar{display:none}}.toolbar-actions{display:flex;gap:9px;align-items:center}.material-panel{margin-top:20px}.material-list{display:grid;gap:0}.material-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px solid var(--line)}.material-row:last-child{border-bottom:0}.material-row>div{display:grid;gap:5px;min-width:0}.material-row strong{font-size:11px}.material-row small{font-size:9px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:650px}.field-label{display:grid;gap:7px;margin:13px 0;font-size:10px;font-weight:700;color:var(--ink)}.field-label input,.field-label select,.field-label textarea{width:100%;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:8px;padding:11px;font:inherit;font-size:11px;outline-color:var(--accent)}.field-label textarea{resize:vertical;line-height:1.5}.modal .field-label+.primary-btn{width:100%;margin-top:8px}.empty-study{max-width:560px}.empty-study p{font-size:11px;color:var(--muted);margin:8px 0 18px}@media(max-width:600px){.toolbar{align-items:stretch;flex-direction:column}.toolbar-actions{justify-content:stretch}.toolbar-actions>*{flex:1;justify-content:center;font-size:10px}.material-row small{max-width:220px}}.import-modal{width:min(560px,100%);max-height:min(88vh,780px);overflow:auto}.import-modal .field-label input[type=file]{padding:9px;font-size:10px}.import-filename{margin:0 0 8px!important;color:var(--accent)!important}.import-preview{border:1px solid var(--line);background:var(--surface);border-radius:9px;padding:12px;margin:12px 0 16px;display:grid;gap:6px}.import-preview strong{font-size:10px}.import-preview span{font-size:11px;color:var(--accent);font-weight:700}.import-preview ul{margin:3px 0 0;padding-left:17px;color:#b65c52;font-size:10px;line-height:1.6}@media(max-width:600px){.import-modal{max-height:90vh;padding:20px}.toolbar-actions{flex-wrap:wrap}.toolbar-actions>*{min-width:calc(50% - 6px)}}.sync-indicator{font-size:9px;color:var(--muted);white-space:nowrap}.auth-screen{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(ellipse at top,#eeeaff,#f7f7fb 60%)}.auth-card{width:min(440px,100%);background:#fff;border:1px solid #eeedf3;border-radius:20px;padding:30px;box-shadow:0 20px 70px #29234412}.auth-brand{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:850;letter-spacing:-.8px;margin-bottom:25px}.auth-brand-mark{width:38px;height:38px;border-radius:12px;background:#f0edff;color:#7664db;display:grid;place-items:center}.auth-card h1{font-size:25px;letter-spacing:-.8px;margin:0 0 8px;color:#24233a}.auth-card>p{font-size:12px;line-height:1.6;color:#88899d;margin:0 0 22px}.auth-tabs{display:flex;background:#f5f4fa;padding:4px;border-radius:10px;margin-bottom:17px}.auth-tabs button{flex:1;border:0;border-radius:8px;padding:10px;background:transparent;color:#77768b;font-weight:700;font-size:11px;cursor:pointer}.auth-tabs button.active{background:#fff;color:#6755c5;box-shadow:0 2px 8px #27204412}.auth-field{display:grid;gap:7px;margin:13px 0;color:#55546b;font-size:11px;font-weight:700}.auth-field input{height:43px;border:1px solid #e8e7ef;border-radius:9px;padding:0 12px;font:inherit;color:#24233a;background:#fff}.auth-submit,.google-submit{width:100%;height:43px;border-radius:9px;font-size:12px;font-weight:750;cursor:pointer}.auth-submit{border:0;background:#7664db;color:#fff;margin-top:8px}.google-submit{border:1px solid #e8e7ef;background:#fff;color:#343348;margin-top:10px}.auth-submit:disabled{opacity:.55;cursor:wait}.auth-divider{display:flex;align-items:center;gap:10px;color:#aaa9b7;font-size:10px;margin:15px 0}.auth-divider:before,.auth-divider:after{content:"";height:1px;background:#eeedf3;flex:1}.auth-error{padding:10px 12px;border-radius:9px;background:#fff0ee;color:#a44940;font-size:11px;line-height:1.5;margin:12px 0}.auth-success{padding:10px 12px;border-radius:9px;background:#eaf7f0;color:#28734f;font-size:11px;line-height:1.5;margin:12px 0}.auth-footnote{font-size:9px!important;margin:18px 0 0!important;text-align:center}.auth-setup{max-width:540px}.auth-setup code{font-size:11px;background:#f5f4fa;padding:3px 5px;border-radius:4px}@media(max-width:500px){.auth-card{padding:23px}}.lesson-intro{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding:23px 25px;background:linear-gradient(120deg,var(--panel),var(--accent-soft));border-radius:14px}.lesson-intro h2{font-size:20px;margin:5px 0}.lesson-intro p,.lesson-tile>p{font-size:11px;color:var(--muted);margin:5px 0;line-height:1.6}.lesson-intro>strong{font-size:16px;color:var(--accent)}.lesson-tile{padding:19px;max-width:600px}.lesson-tile-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.lesson-emoji{font-size:30px}.lesson-number{font-size:9px;color:var(--muted);font-weight:800}.lesson-tile h3{font-size:16px;margin:5px 0}.lesson-player{max-width:850px;padding:24px}.lesson-player-top{display:flex;align-items:center;justify-content:space-between}.lesson-progress{height:6px;border-radius:20px;background:var(--surface);margin:16px 0 25px;overflow:hidden}.lesson-progress span{display:block;height:100%;background:var(--accent);border-radius:20px}.lesson-hero{display:flex;align-items:center;gap:17px;margin-bottom:16px}.lesson-hero>span{font-size:42px;width:76px;height:76px;display:grid;place-items:center;border-radius:17px;background:var(--accent-soft)}.lesson-hero h2{font-size:24px;margin:3px 0}.lesson-lead{font-size:13px;line-height:1.8;padding:15px 17px;background:var(--surface);border-radius:11px}.lesson-sections{display:grid;gap:10px;margin:17px 0}.lesson-section{display:flex;gap:13px;padding:14px;border:1px solid var(--line);border-radius:11px}.lesson-section>span{width:26px;height:26px;flex:0 0 26px;border-radius:8px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-weight:800}.lesson-section h3{font-size:13px;margin:2px 0 5px}.lesson-section p{font-size:11px;line-height:1.7;color:var(--muted);margin:0}.lesson-question{padding:12px 0 20px}.lesson-question h2{font-size:21px;margin:7px 0 20px}.lesson-options{display:grid;gap:10px}.lesson-options button{padding:14px;text-align:left;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);font:inherit;font-size:12px;cursor:pointer}.lesson-options button.selected{border-color:var(--accent);background:var(--accent-soft)}.lesson-feedback{padding:13px 15px;border-radius:10px;margin-top:15px;font-size:11px}.lesson-feedback p{margin:5px 0 0;line-height:1.6}.lesson-feedback.correct{background:#e9f7ef;color:#27734f}.lesson-feedback.incorrect{background:#fff2e8;color:#945b2e}.lesson-question-foot{display:flex;justify-content:space-between;align-items:center;padding-top:14px;border-top:1px solid var(--line)}.lesson-question-foot>span{font-size:10px;color:var(--muted)}.lesson-complete{text-align:center;padding:35px 12px}.complete-icon{font-size:55px;display:block;margin-bottom:15px}.lesson-complete h2{font-size:24px;margin:7px 0}.lesson-complete>p{max-width:470px;margin:8px auto 18px;font-size:12px;line-height:1.7;color:var(--muted)}.complete-xp{display:inline-flex;align-items:center;gap:9px;background:var(--accent-soft);color:var(--accent);padding:12px 18px;border-radius:12px;margin-bottom:20px}.complete-xp strong{font-size:16px}@media(max-width:700px){.lesson-intro{gap:12px;padding:17px}.lesson-player{padding:17px}.lesson-hero h2{font-size:20px}.lesson-question h2{font-size:18px}}.lesson-intro>strong{display:inline-flex;align-items:center;gap:7px;white-space:nowrap}.lesson-tile{max-width:760px}.lesson-preview-copy{font-size:12px!important;line-height:1.75!important;margin:12px 0 18px!important}.lesson-emoji{display:grid;place-items:center;width:54px;height:54px;border-radius:15px;background:var(--accent-soft);color:var(--accent)}.lesson-preview-list{display:grid;gap:8px;margin:18px 0}.lesson-preview-row{display:flex;align-items:center;gap:12px;padding:12px 13px;border:1px solid var(--line);border-radius:11px;color:var(--muted)}.lesson-preview-row>span{width:25px;height:25px;display:grid;place-items:center;border-radius:8px;background:var(--accent-soft);color:var(--accent);font-size:11px;font-weight:800}.lesson-preview-row>svg:last-child{margin-left:auto;color:var(--accent)}.lesson-preview-row>div{display:grid;gap:3px}.lesson-preview-row strong{font-size:12px;color:var(--ink)}.lesson-preview-row small{font-size:10px;color:var(--muted)}.lesson-preview-foot{display:flex;flex-wrap:wrap;gap:18px;padding:13px 0;border-top:1px solid var(--line);font-size:10px;color:var(--muted)}.lesson-preview-foot span,.lesson-done-note{display:inline-flex;align-items:center;gap:7px}.lesson-preview-foot svg,.lesson-done-note svg{color:var(--accent)}.lesson-done-note{font-size:11px;color:var(--accent);margin:0 0 14px}.lesson-player-meta{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:10px;margin:-14px 0 22px}.lesson-explanation{font-size:14px;line-height:1.85;color:var(--ink)}.lesson-explanation>p{margin:0 0 17px}.lesson-example{padding:16px 18px;border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:10px;background:var(--surface)}.lesson-example strong{font-size:11px;color:var(--accent)}.lesson-example p{font-size:12px;line-height:1.75;margin:6px 0 0}.lesson-stage-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:22px;padding-top:16px;border-top:1px solid var(--line)}.lesson-stage-foot>span{display:flex;align-items:flex-start;gap:8px;font-size:10px;line-height:1.6;color:var(--muted)}.lesson-stage-foot>span svg{flex:0 0 auto;color:var(--accent)}.lesson-choice-modal{max-width:430px}.lesson-choice-modal .primary-btn,.lesson-choice-modal .google-submit{width:100%;display:flex;align-items:center;justify-content:center;gap:9px;margin-top:10px}.lesson-choice-modal .google-submit{padding:13px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);font:inherit;font-size:12px;cursor:pointer}.complete-icon{display:grid;place-items:center;width:66px;height:66px;margin:0 auto 15px;border-radius:20px;background:var(--accent-soft);color:var(--accent)}@media(max-width:700px){.lesson-stage-foot{align-items:stretch;flex-direction:column}.lesson-stage-foot .primary-btn{width:100%;justify-content:center}.lesson-player-meta{font-size:9px}.lesson-preview-foot{gap:10px}}.nav-item:disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.lesson-filters{padding:18px;margin-bottom:16px;animation:lessonRise .35s ease both}.lesson-filter-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px}.lesson-filter-heading>div{display:grid;gap:4px}.lesson-filter-heading strong{font-size:14px}.lesson-filter-heading>span{font-size:10px;color:var(--muted)}.lesson-filter-search,.lesson-filter-controls select{width:100%;min-height:40px;padding:9px 11px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--ink);font:inherit;font-size:11px;outline-color:var(--accent)}.lesson-filter-controls{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:10px}.lesson-filter-controls label,.admin-lesson-form label{display:grid;gap:6px;font-size:10px;font-weight:700;color:var(--muted)}.lesson-empty-filter{padding:22px;text-align:center;color:var(--muted);font-size:12px}.lesson-fullscreen{position:fixed!important;top:0!important;right:0!important;bottom:0!important;left:0!important;z-index:30!important;width:100%!important;max-width:none!important;min-height:100dvh!important;height:100dvh;overflow-y:auto;border-radius:0!important;margin:0!important;padding:clamp(22px,5vh,52px) max(18px,calc((100vw - 850px)/2))!important;background:var(--panel)!important;box-shadow:none!important;animation:lessonEnter .28s cubic-bezier(.2,.8,.2,1) both}.lesson-fullscreen>.lesson-player-top,.lesson-fullscreen>.lesson-progress,.lesson-fullscreen>.lesson-player-meta,.lesson-fullscreen>.lesson-hero,.lesson-fullscreen>.lesson-explanation,.lesson-fullscreen>.lesson-stage-foot,.lesson-fullscreen>.lesson-question,.lesson-fullscreen>.lesson-question-foot{width:100%}body.lesson-open{overflow:hidden}.lesson-fullscreen .lesson-hero{margin-top:clamp(18px,5vh,48px)}.lesson-fullscreen .lesson-explanation{font-size:clamp(14px,1.5vw,17px)}.lesson-fullscreen .lesson-example{animation:lessonRise .4s .08s both}.lesson-fullscreen .lesson-options button{transition:transform .16s,border-color .16s,background .16s}.lesson-fullscreen .lesson-options button:hover:not(:disabled){transform:translateY(-2px);border-color:var(--accent)}.lesson-fullscreen .lesson-question{margin-top:clamp(16px,4vh,36px)}.lesson-fullscreen .lesson-complete{margin:auto}.modal-backdrop{z-index:45}@keyframes lessonEnter{0%{opacity:0;transform:translateY(12px) scale(.99)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes lessonRise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media(max-width:650px){.lesson-filter-controls{grid-template-columns:1fr}.lesson-fullscreen{padding:18px 16px!important}.lesson-fullscreen .lesson-hero{margin-top:20px}.lesson-fullscreen .lesson-question h2{font-size:20px}}@media(prefers-reduced-motion:reduce){.lesson-fullscreen,.lesson-filters,.lesson-example{animation:none!important}.lesson-fullscreen .lesson-options button{transition:none!important}}.admin-page{display:grid;gap:16px;max-width:1050px}.admin-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.admin-heading h2{font-size:21px;margin:5px 0}.admin-heading p,.admin-panel>.muted{font-size:11px;color:var(--muted);line-height:1.6}.admin-panel{padding:20px}.admin-panel .panel-head h3{display:flex;align-items:center;gap:8px;font-size:15px}.admin-count{font-size:10px;color:var(--muted)}.admin-user{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 0;border-top:1px solid var(--line)}.admin-user>div:first-child,.admin-lesson-row>div{display:grid;gap:5px;min-width:0}.admin-user strong,.admin-lesson-row strong{font-size:11px;overflow-wrap:anywhere}.admin-user small,.admin-lesson-row small{font-size:9px;color:var(--muted)}.admin-reset-actions,.admin-form-actions{display:flex;flex-wrap:wrap;gap:7px}.admin-reset-actions .soft-btn,.admin-reset-actions .danger-btn,.admin-lesson-row .soft-btn,.admin-lesson-row .danger-btn{font-size:9px;padding:8px 9px}.danger-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid #f0d2ce;background:#fff4f2;color:#a84e43;border-radius:8px;padding:9px 11px;font:inherit;font-size:10px;font-weight:700;cursor:pointer}.danger-btn:disabled{opacity:.5;cursor:wait}.admin-inline-form{display:flex;gap:9px;margin-top:12px}.admin-inline-form input,.admin-lesson-form input,.admin-lesson-form select,.admin-lesson-form textarea{width:100%;min-width:0;border:1px solid var(--line);border-radius:8px;padding:10px;background:var(--surface);color:var(--ink);font:inherit;font-size:11px;outline-color:var(--accent)}.admin-lesson-form{display:grid;gap:12px;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:11px}.admin-lesson-form h4{margin:0;font-size:13px}.admin-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.admin-lesson-form textarea{resize:vertical;line-height:1.5}.admin-lesson-form .admin-json{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10px}.admin-lesson-row{display:flex;align-items:center;gap:9px;padding:13px 0;border-bottom:1px solid var(--line)}.admin-lesson-row>div{flex:1}.admin-message,.admin-error{display:flex;align-items:center;gap:8px;padding:11px 13px;border-radius:9px;font-size:11px}.admin-message{background:#eaf7f0;color:#28734f}.admin-error{background:#fff0ee;color:#a44940}@media(max-width:700px){.admin-user{align-items:stretch;flex-direction:column}.admin-reset-actions>*{flex:1}.admin-inline-form{flex-direction:column}.admin-form-grid{grid-template-columns:1fr}.admin-heading{align-items:flex-start}.admin-lesson-row{flex-wrap:wrap}.admin-lesson-row>div{flex-basis:100%}}@keyframes appFadeUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.page-heading{animation:appFadeUp .32s ease both}.welcome-banner{animation:appFadeUp .38s .04s ease both}.stats-grid>*{animation:appFadeUp .36s ease both}.stats-grid>*:nth-child(2){animation-delay:.04s}.stats-grid>*:nth-child(3){animation-delay:.08s}.stats-grid>*:nth-child(4){animation-delay:.12s}.dashboard-grid>.panel,.admin-panel,.lesson-tile{animation:appFadeUp .32s ease both}.panel{transition:border-color .18s ease,box-shadow .18s ease}.primary-btn,.soft-btn,.danger-btn,.banner-btn,.nav-item,.icon-btn{transition:transform .16s ease,background-color .16s ease,border-color .16s ease,box-shadow .16s ease}.primary-btn:hover:not(:disabled),.soft-btn:hover:not(:disabled),.danger-btn:hover:not(:disabled),.banner-btn:hover{transform:translateY(-1px)}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 55%,transparent);outline-offset:2px}.lesson-fullscreen{padding-top:max(22px,env(safe-area-inset-top))!important;padding-bottom:max(22px,env(safe-area-inset-bottom))!important}.lesson-fullscreen .lesson-progress span{transition:width .3s ease}.lesson-feedback{animation:appFadeUp .22s ease both}.admin-user,.admin-lesson-row,.admin-reset-actions{flex-wrap:wrap}@media(max-width:900px){.content{padding:28px 24px 20px}.topbar{padding:0 24px}.admin-user{align-items:flex-start}.admin-reset-actions{width:100%}}@media(max-width:650px){.content{padding:22px 14px 18px}.topbar{padding:0 14px}.date-pill{display:none}.top-actions{gap:7px}.sync-indicator{font-size:9px}.admin-panel{padding:15px}.admin-heading{align-items:flex-start;flex-direction:column}.admin-user{display:grid;gap:10px}.admin-reset-actions>*{flex:1 1 calc(50% - 6px)}.admin-lesson-row{gap:8px}.admin-lesson-row>div{flex-basis:100%}.lesson-fullscreen{overscroll-behavior:contain}.lesson-player-top{gap:8px;flex-wrap:wrap}}@media(max-height:520px)and (orientation:landscape){.lesson-fullscreen{padding-top:12px!important;padding-bottom:12px!important}.lesson-fullscreen .lesson-hero,.lesson-fullscreen .lesson-question{margin-top:12px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.admin-user-info{display:grid;gap:5px;min-width:0;flex:1}.admin-role-field{display:grid;gap:5px;min-width:140px;font-size:9px;font-weight:800;color:var(--muted);letter-spacing:.04em}.admin-role-field select{width:100%;min-height:35px;padding:7px 9px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);font:inherit;font-size:10px;letter-spacing:normal;outline-color:var(--accent)}.admin-role-field select:disabled{opacity:.65;cursor:not-allowed}@media(max-width:700px){.admin-role-field{width:100%;min-width:0}}:root{--accent:#356b61;--accent-soft:#eaf1ed;--ink:#26332f;--muted:#737f79;--line:#e4e9e5;--panel:#ffffff;--surface:#f5f7f4;font-family:Inter,Segoe UI,system-ui,sans-serif}.app{background:#f5f7f4;color:var(--ink);--accent:#356b61;--accent-soft:#eaf1ed}.app[data-accent=blue]{--accent:#456d83;--accent-soft:#eaf0f3}.app[data-accent=green]{--accent:#356b61;--accent-soft:#eaf1ed}.app[data-accent=coral]{--accent:#a56852;--accent-soft:#f5eee9}.sidebar,.topbar{background:#fff;border-color:#e4e9e5}.brand{font-weight:750;letter-spacing:-.45px}.brand-mark{background:#eaf1ed;color:#356b61;border-radius:9px}.nav-item{border-radius:7px;color:#68766f}.nav-item.active{background:#eaf1ed;color:#28594f}.profile{border-radius:9px;border-color:#e4e9e5}.content{padding-top:32px}.page-heading h1{font-size:26px;letter-spacing:-.55px;font-weight:700}.page-heading p,.section-heading p{font-size:13px}.primary-btn,.banner-btn{border-radius:7px;box-shadow:none;font-size:12px;font-weight:650}.primary-btn{background:#356b61}.primary-btn:hover:not(:disabled){background:#2d5c53}.welcome-banner{background:#e9efeb;color:#263b34;border:1px solid #dce6df;border-radius:10px;min-height:190px;padding:25px 30px;box-shadow:none}.welcome-banner h2{font-size:28px;letter-spacing:-.65px;font-weight:700}.welcome-banner h2 em{color:#356b61}.welcome-banner p{font-size:12px;color:#62736b}.banner-tag{color:#527268}.banner-btn{background:#fff;color:#315f55;border:1px solid #d8e3dc}.orbit,.sparkle,.floating-note{display:none}.book-illustration{width:104px;height:104px;border-radius:18px;background:#dbe7df;color:#356b61;box-shadow:none;transform:none}.panel,.stat-card,.subject-card,.game-card{border-radius:10px;box-shadow:none;border-color:#e4e9e5}.panel{padding:18px}.panel h3,.section-heading h3{font-weight:650;letter-spacing:0}.stat-card{padding:14px}.stat-icon,.icon-tile{border-radius:9px}.stat-card strong{font-size:20px;font-weight:700}.progress-track>div{background:#6c9586}.flashcard{background:#f1f5f1;border:1px solid #dfe8e1;border-radius:10px;box-shadow:none;color:#2d443b}.flashcard.flipped{background:#eaf2ed;border-color:#d8e5dc;color:#294d40}.game-art{background:#edf2ee!important;border-radius:8px}.game-card:nth-child(2) .game-art,.game-card:nth-child(3) .game-art,.game-card:nth-child(4) .game-art,.game-card:nth-child(5) .game-art,.game-card:nth-child(6) .game-art{background:#edf2ee!important}.game-card:hover{transform:none;border-color:#b9cec2}.lesson-intro{background:#edf2ee;border:1px solid #e0e8e2;border-radius:10px}.lesson-emoji,.lesson-hero>span{background:#eaf1ed;color:#356b61;border-radius:10px}.lesson-tile,.lesson-player{border-radius:10px}.lesson-example{border-left-color:#6b9283;background:#f5f7f4}.lesson-options button,.quiz-options button{border-radius:7px}.lesson-options button:hover:not(:disabled),.game-card:hover{transform:none}.auth-screen{background:#f5f7f4}.auth-card{border:1px solid #e4e9e5;border-radius:12px;box-shadow:0 8px 28px #253a3010}.auth-brand{font-weight:750;letter-spacing:-.45px}.auth-brand-mark{background:#eaf1ed;color:#356b61;border-radius:9px}.auth-card h1{font-size:24px;letter-spacing:-.4px;font-weight:700}.auth-tabs{background:#f1f4f1;border-radius:8px}.auth-tabs button{border-radius:6px}.auth-tabs button.active{color:#315f55;box-shadow:none;border:1px solid #e2e8e3}.auth-submit{background:#356b61;border-radius:7px}.google-submit,.soft-btn{border-radius:7px}.modal{border-radius:12px;box-shadow:0 12px 36px #253a3020}.streak-card{background:#f4f0e7;border-radius:9px}.streak-icon{background:#eee5d3;color:#9b7947;border-radius:7px}.panel-kicker,.eyebrow{letter-spacing:.9px}.footer{font-size:10px}.dark .welcome-banner{background:#283b35;color:#edf4ef;border-color:#3a5148}.dark .welcome-banner p{color:#c0d0c6}.dark .banner-tag{color:#b8d0c3}.dark .book-illustration{background:#344d43;color:#d5e5db}.dark .flashcard,.dark .flashcard.flipped{background:#2b3c35;color:#edf4ef;border-color:#42584d}.dark .game-art,.dark .game-card:nth-child(n) .game-art{background:#303f38!important}.dark .auth-screen{background:#171f1b}.dark .auth-card{background:#222d27;border-color:#39483f}.dark .auth-card h1{color:#edf4ef}.dark .auth-field{color:#d1ddd5}.dark .auth-field input,.dark .google-submit{background:#1d2822;color:#edf4ef;border-color:#425148}.dark .auth-tabs{background:#1d2822}.dark .auth-tabs button.active{background:#2c3a32;color:#dcebe1;border-color:#425148}@media(prefers-reduced-motion:no-preference){.page-heading,.welcome-banner,.stats-grid>*,.dashboard-grid>.panel,.admin-panel,.lesson-tile{animation:none}.panel,.primary-btn,.soft-btn,.danger-btn,.banner-btn,.nav-item,.icon-btn{transition:background-color .14s ease,border-color .14s ease}.primary-btn:hover:not(:disabled),.soft-btn:hover:not(:disabled),.danger-btn:hover:not(:disabled),.banner-btn:hover{transform:none}}.planner-page{display:grid;gap:15px;max-width:1000px}.planner-intro{display:flex;align-items:center;justify-content:space-between;gap:20px;background:linear-gradient(110deg,var(--panel),var(--accent-soft))}.planner-intro h2{font-size:19px;margin:5px 0}.planner-intro p,.planner-toolbar p{font-size:11px;color:var(--muted);line-height:1.6;margin:5px 0 0;max-width:580px}.planner-summary{min-width:105px;display:grid;justify-items:center;padding:12px;border:1px solid var(--line);border-radius:11px;background:var(--panel)}.planner-summary strong{font-size:25px;color:var(--accent)}.planner-summary span,.planner-summary small{font-size:9px;color:var(--muted)}.planner-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px}.planner-toolbar h3{font-size:15px;margin:0}.planner-form{display:grid;gap:10px}.planner-form h3{font-size:14px;margin:0}.planner-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 13px}.planner-form .field-label{margin:4px 0}.planner-form-actions{display:flex;gap:9px;flex-wrap:wrap}.planner-list{display:grid;gap:0}.planner-list .panel-head{margin-bottom:7px}.planner-list .panel-head h3{display:flex;align-items:center;gap:8px}.planner-count{font-size:10px;color:var(--muted)}.planner-item{display:flex;align-items:center;gap:12px;padding:13px 0;border-top:1px solid var(--line)}.planner-check{width:25px;height:25px;flex:0 0 25px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--accent);display:grid;place-items:center;cursor:pointer}.planner-item-main{display:grid;gap:4px;min-width:0;flex:1}.planner-item-main strong{font-size:12px}.planner-item-main small{font-size:10px;color:var(--muted)}.planner-item-meta{display:flex;align-items:center;gap:8px;font-size:9px;color:var(--muted)}.planner-kind{padding:3px 7px;border-radius:5px;background:var(--accent-soft);color:var(--accent);font-weight:750}.kind-toets{background:#fff0e9;color:#b66b45}.kind-opdracht{background:#eaf3ff;color:#4d7fb2}.kind-leermoment{background:#e8f6f0;color:#3c8b6d}.planner-delete{border:0;background:transparent;color:var(--muted);padding:7px;cursor:pointer;border-radius:7px}.planner-delete:hover{background:var(--surface);color:#b45c52}.planner-item.is-done .planner-item-main strong{text-decoration:line-through;color:var(--muted)}.planner-item.is-done .planner-check{background:var(--accent-soft);border-color:var(--accent)}.planner-empty{display:grid;justify-items:center;gap:7px;padding:28px 10px;color:var(--muted);text-align:center}.planner-empty svg{color:var(--accent)}.planner-empty strong{font-size:12px;color:var(--ink)}.planner-empty span{font-size:10px}@media(max-width:650px){.planner-intro{align-items:flex-start}.planner-form-grid{grid-template-columns:1fr}.planner-toolbar{align-items:flex-start}.planner-toolbar .primary-btn{white-space:nowrap}.planner-item{gap:8px}}.planner-calendar{padding:18px}.planner-calendar-top{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px}.planner-calendar-top h3{font-size:18px;margin:4px 0 0;text-transform:capitalize}.planner-calendar-actions{display:flex;align-items:center;gap:7px;flex-wrap:wrap}.planner-arrow{width:34px;height:34px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--ink);display:grid;place-items:center;cursor:pointer}.planner-view-toggle{display:flex;padding:3px;border-radius:8px;background:var(--surface);gap:2px}.planner-view-toggle button{border:0;background:transparent;color:var(--muted);padding:7px 10px;border-radius:6px;font:inherit;font-size:10px;cursor:pointer}.planner-view-toggle button.active{background:var(--panel);color:var(--accent);box-shadow:0 1px 3px #00000012;font-weight:700}.planner-calendar-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line)}.planner-weekday{padding:9px 5px;text-align:center;color:var(--muted);font-size:10px;font-weight:700;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.planner-day{min-width:0;min-height:91px;padding:7px 6px;border:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--panel);color:var(--ink);text-align:left;display:flex;flex-direction:column;align-items:stretch;gap:4px;cursor:pointer}.planner-day:hover{background:var(--surface)}.planner-day.outside{background:var(--surface);color:#a6ada8}.planner-day.selected{outline:2px solid var(--accent);outline-offset:-2px;background:var(--accent-soft)}.planner-day-number{font-size:11px;font-weight:700;align-self:flex-start;width:23px;height:23px;display:grid;place-items:center;border-radius:50%}.planner-day.today .planner-day-number{background:var(--accent);color:#fff}.planner-day-event{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:3px 4px;border-radius:4px;font-size:9px;line-height:1.3}.planner-day-event.kind-toets{background:#fff0e9;color:#a85d39}.planner-day-event.kind-opdracht{background:#eaf3ff;color:#416f9e}.planner-day-event.kind-leermoment{background:#e8f6f0;color:#34795d}.planner-more{font-size:8px;color:var(--muted);padding-left:3px}.planner-legend{display:flex;gap:15px;flex-wrap:wrap;padding-top:13px;color:var(--muted);font-size:9px}.planner-legend span{display:flex;align-items:center;gap:6px}.planner-legend i{width:8px;height:8px;border-radius:3px;display:inline-block}.planner-legend .kind-toets{background:#d98c68}.planner-legend .kind-opdracht{background:#78a6d1}.planner-legend .kind-leermoment{background:#75b69a}.planner-item-meta{font-size:10px}@media(max-width:650px){.planner-calendar{padding:11px}.planner-calendar-top{align-items:flex-start;flex-direction:column}.planner-calendar-actions{width:100%}.planner-calendar-actions .soft-btn{margin-right:auto}.planner-day{min-height:70px;padding:4px 3px;gap:3px}.planner-day-number{width:20px;height:20px;font-size:10px}.planner-day-event{font-size:8px;padding:2px}.planner-weekday{font-size:9px;padding:7px 2px}.planner-legend{gap:9px}.planner-toolbar{align-items:center}.planner-toolbar p{max-width:230px}}@media(prefers-reduced-motion:no-preference){.planner-day,.planner-arrow,.planner-view-toggle button{transition:background-color .12s ease,border-color .12s ease}}@keyframes sl-enter{0%{opacity:0;transform:translate3d(0,14px,0)}to{opacity:1;transform:translateZ(0)}}@keyframes sl-pop{0%{opacity:0;transform:scale(.94) translateY(7px)}65%{opacity:1;transform:scale(1.015) translateY(-1px)}to{opacity:1;transform:scale(1) translateY(0)}}@keyframes sl-float{0%,to{transform:translateY(0) rotate(-7deg)}50%{transform:translateY(-8px) rotate(-4deg)}}@keyframes sl-orbit{0%{transform:rotate(-24deg)}to{transform:rotate(336deg)}}@keyframes sl-orbit-reverse{0%{transform:rotate(30deg)}to{transform:rotate(-330deg)}}@keyframes sl-sparkle{0%,to{opacity:.55;scale:.85}50%{opacity:1;scale:1.18}}@keyframes sl-note{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-5px) rotate(1deg)}}@keyframes sl-progress{0%{transform:scaleX(.2);transform-origin:left}to{transform:scaleX(1);transform-origin:left}}@keyframes sl-toast{0%{opacity:0;transform:translate(-50%,12px) scale(.97)}to{opacity:1;transform:translate(-50%) scale(1)}}@keyframes sl-shimmer{0%{background-position:180% 0}to{background-position:-180% 0}}@media(prefers-reduced-motion:no-preference){.content>.page-heading,.content>.welcome-banner,.content>.stats-grid,.content>.section-heading,.content>.dashboard-grid,.content>.toolbar,.content>.subject-grid,.content>.study-layout,.content>.games-intro,.content>.games-grid,.content>.quiz-panel,.content>.progress-panel,.content>.planner-page{animation:sl-enter .52s cubic-bezier(.2,.75,.25,1) both}.content>.welcome-banner{animation-delay:45ms}.content>.stats-grid{animation-delay:90ms}.content>.section-heading{animation-delay:125ms}.content>.dashboard-grid,.content>.subject-grid,.content>.games-grid{animation-delay:155ms}.stats-grid>.stat-card,.dashboard-grid>.panel,.subject-grid>.subject-card,.games-grid>.game-card{animation:sl-pop .48s cubic-bezier(.2,.75,.25,1) both}.stats-grid>:nth-child(2),.dashboard-grid>:nth-child(2),.subject-grid>:nth-child(2),.games-grid>:nth-child(2){animation-delay:55ms}.stats-grid>:nth-child(3),.dashboard-grid>:nth-child(3),.subject-grid>:nth-child(3),.games-grid>:nth-child(3){animation-delay:.1s}.stats-grid>:nth-child(4),.subject-grid>:nth-child(4),.games-grid>:nth-child(4){animation-delay:145ms}.games-grid>:nth-child(5){animation-delay:.19s}.games-grid>:nth-child(6){animation-delay:235ms}.nav-item,.icon-btn,.planner-arrow,.planner-check,.planner-delete,.planner-day,.planner-view-toggle button,.quiz-options button,.lesson-options button,.game-card,.subject-card,.panel,.stat-card,.primary-btn,.soft-btn,.banner-btn{transition:transform .22s cubic-bezier(.2,.75,.25,1),box-shadow .22s ease,background-color .2s ease,border-color .2s ease,color .2s ease}.game-card:hover,.subject-card:hover,.stat-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px #263b3010}.panel:hover{border-color:color-mix(in srgb,var(--accent) 18%,var(--line))}.primary-btn:hover:not(:disabled),.banner-btn:hover,.soft-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 18px #263b3018}.primary-btn:active:not(:disabled),.banner-btn:active,.soft-btn:active:not(:disabled),.game-card:active,.nav-item:active{transform:translateY(0) scale(.985)}.icon-btn:hover,.planner-arrow:hover,.planner-delete:hover{transform:scale(1.07)}.planner-check:hover{transform:scale(1.08)}.quiz-options button:hover:not(:disabled),.lesson-options button:hover:not(:disabled){transform:translate(4px);border-color:var(--accent)}.planner-day:hover{transform:scale(1.025);z-index:1;box-shadow:0 5px 16px #263b3012}.planner-day.selected{animation:sl-pop .25s ease both}.progress-track>div{animation:sl-progress .7s cubic-bezier(.2,.75,.25,1) both}.toast{animation:sl-toast .28s cubic-bezier(.2,.75,.25,1) both}.modal-backdrop{animation:sl-enter .2s ease both}.modal{animation:sl-pop .32s cubic-bezier(.2,.75,.25,1) both}.flashcard{transition:transform .35s cubic-bezier(.2,.75,.25,1),background .25s ease,border-color .25s ease}.flashcard:hover{transform:translateY(-3px)}.welcome-banner .orbit{display:block;animation:sl-orbit 32s linear infinite}.welcome-banner .orbit-two{animation:sl-orbit-reverse 38s linear infinite}.welcome-banner .book-illustration{animation:sl-float 5s ease-in-out infinite}.welcome-banner .sparkle{display:block;animation:sl-sparkle 2.4s ease-in-out infinite}.welcome-banner .s2{animation-delay:1.1s}.welcome-banner .floating-note{display:block;animation:sl-note 4s ease-in-out infinite}.welcome-banner .note-b{animation-delay:1.3s}.brand-mark{transition:transform .25s cubic-bezier(.2,.75,.25,1),background .2s ease}.brand:hover .brand-mark{transform:rotate(-8deg) scale(1.08)}.planner-item{animation:sl-enter .32s ease both}.planner-item:nth-child(2){animation-delay:35ms}.planner-item:nth-child(3){animation-delay:70ms}.planner-item:nth-child(4){animation-delay:105ms}}:where(button,a,input,select,textarea,[tabindex]):focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 65%,white);outline-offset:3px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}.welcome-banner .orbit,.welcome-banner .sparkle,.welcome-banner .floating-note{display:none}}@media(hover:none){.game-card:hover,.subject-card:hover,.stat-card:hover,.planner-day:hover{transform:none;box-shadow:none}}.planner-day-view{padding:20px}.planner-day-view-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding-bottom:18px;border-bottom:1px solid var(--line)}.planner-day-view-head h3{font-size:19px;margin:5px 0;text-transform:capitalize}.planner-day-view-head p{font-size:11px;color:var(--muted);margin:0}.planner-day-view-head .soft-btn{display:flex;align-items:center;gap:7px}.planner-timeline{padding:12px 0 0}.planner-time-row{display:grid;grid-template-columns:62px minmax(0,1fr);min-height:76px}.planner-time-label{font-size:10px;font-weight:700;color:var(--muted);padding:2px 12px 0 0;text-align:right}.planner-time-track{position:relative;border-left:2px solid var(--line);border-top:1px solid var(--line);padding:10px 10px 12px 20px;min-width:0}.planner-time-dot{position:absolute;width:9px;height:9px;border-radius:50%;background:var(--accent);left:-5.5px;top:13px;box-shadow:0 0 0 3px var(--panel)}.planner-free-time{font-size:10px;color:var(--muted);opacity:.7}.planner-timeline-event{display:flex;align-items:center;gap:12px;padding:10px 12px;margin:0 0 7px;border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:9px;background:var(--surface);min-width:0}.planner-timeline-event:last-child{margin-bottom:0}.planner-timeline-event-time{font-size:11px;font-weight:750;white-space:nowrap;color:var(--ink);min-width:76px}.planner-timeline-event-time span{font-size:9px;font-weight:500;color:var(--muted)}.planner-timeline-event-main{display:grid;gap:4px;min-width:0;flex:1}.planner-timeline-event-main strong{font-size:12px;overflow-wrap:anywhere}.planner-timeline-event-main small{font-size:10px;color:var(--muted)}.planner-timeline-event .planner-kind{width:max-content;font-size:9px}.planner-timeline-event.kind-toets{border-left-color:#d98c68}.planner-timeline-event.kind-opdracht{border-left-color:#78a6d1}.planner-timeline-event.kind-leermoment{border-left-color:#75b69a}.planner-timeline-event.is-done{opacity:.65}.planner-timeline-actions{display:flex;align-items:center;gap:4px}.planner-timeline-extra{padding:16px 0 0 82px}.planner-timeline-extra>strong{font-size:11px}@media(max-width:600px){.planner-day-view{padding:14px}.planner-day-view-head{flex-direction:column}.planner-time-row{grid-template-columns:48px minmax(0,1fr);min-height:68px}.planner-time-label{padding-right:8px;font-size:9px}.planner-time-track{padding:8px 7px 9px 15px}.planner-timeline-event{gap:7px;padding:8px}.planner-timeline-event-time{min-width:56px;font-size:10px}.planner-timeline-event-time span{display:block}.planner-timeline-event-main strong{font-size:11px}.planner-timeline-actions{flex-direction:column}.planner-timeline-extra{padding-left:62px}}.planner-live-clock{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-top:10px;color:var(--muted);font-size:10px}.planner-live-clock>svg{color:var(--accent)}.planner-live-clock-divider{opacity:.5}.planner-live-clock-time{display:inline-flex;align-items:center;gap:4px;color:var(--accent);font-weight:750;font-variant-numeric:tabular-nums}.planner-time-track{min-height:76px}.planner-now-indicator{position:absolute;left:-2px;right:0;height:0;z-index:3;pointer-events:none;display:flex;align-items:center}.planner-now-rule{height:2px;background:#dc665b;flex:1;box-shadow:0 0 0 1px color-mix(in srgb,#dc665b 12%,transparent)}.planner-now-label{position:absolute;right:calc(100% + 7px);top:-8px;padding:3px 6px;border-radius:5px;background:#dc665b;color:#fff;font-size:9px;font-weight:800;font-variant-numeric:tabular-nums;white-space:nowrap}.planner-now-indicator:before{content:"";position:absolute;left:-6px;width:8px;height:8px;border-radius:50%;background:#dc665b;border:2px solid var(--panel);z-index:1}@media(max-width:600px){.planner-live-clock{font-size:9px}.planner-now-label{right:calc(100% + 4px);font-size:8px}}.date-pill{gap:13px;white-space:nowrap}.header-date,.header-clock{display:inline-flex;align-items:center;gap:7px;text-transform:capitalize}.header-date svg,.header-clock svg{color:var(--accent);flex:0 0 auto}.header-clock{font-variant-numeric:tabular-nums;font-weight:750;color:var(--ink);padding-left:12px;border-left:1px solid var(--line)}@media(max-width:760px){.date-pill{display:flex;gap:8px;padding:0;border:0;font-size:9px}.header-date{display:none}.header-clock{padding:0;border:0}.top-actions{gap:8px}}.admin-lesson-form{display:grid;gap:16px}.admin-lesson-form-heading,.admin-question-builder-heading{display:flex;align-items:center;justify-content:space-between;gap:14px}.admin-lesson-form-heading h4{font-size:16px;margin:0 0 4px}.admin-lesson-form-heading p{font-size:11px;color:var(--muted);margin:0}.admin-question-count{font-size:10px;font-weight:750;color:var(--accent);background:var(--accent-soft);padding:7px 10px;border-radius:20px;white-space:nowrap}.admin-question-builder-heading{padding-top:7px;border-top:1px solid var(--line)}.admin-question-builder-heading>div{display:grid;gap:4px}.admin-question-builder-heading .panel-kicker{margin:0}.admin-question-builder-heading strong{font-size:13px}.admin-question-builder-heading small{font-size:10px;color:var(--muted)}.admin-question-list{display:grid;gap:12px}.admin-question-card{display:grid;gap:11px;padding:15px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.admin-question-card-top{display:flex;align-items:center;justify-content:space-between}.admin-question-card-top>strong{font-size:12px;color:var(--accent)}.admin-question-card label,.admin-lesson-form>label{display:grid;gap:6px;font-size:10px;font-weight:700;color:var(--ink)}.admin-question-card input,.admin-question-card textarea,.admin-question-card select,.admin-lesson-form>label textarea{width:100%;min-width:0;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--ink);padding:10px 11px;font:inherit;font-size:11px;outline-color:var(--accent);resize:vertical}.admin-question-card select{height:38px;padding:0 10px}.admin-required{font-size:9px;font-weight:650;color:#b65e50}.admin-optional{font-size:9px;font-weight:500;color:var(--muted)}.admin-remove-question{width:28px;height:28px;border:0;border-radius:7px;background:var(--panel);color:var(--muted);display:grid;place-items:center;cursor:pointer}.admin-remove-question:hover{color:#b65e50;background:#fff0ed}.admin-question-card label textarea:focus,.admin-question-card label select:focus,.admin-lesson-form>label textarea:focus{border-color:var(--accent)}@media(max-width:600px){.admin-lesson-form-heading,.admin-question-builder-heading{align-items:flex-start;flex-direction:column}.admin-question-builder-heading>.soft-btn{width:100%;justify-content:center}.admin-question-card{padding:12px}}.lesson-create-start,.lesson-mode-picker{display:grid;gap:18px;padding:8px 0 4px}.lesson-create-intro{display:grid;gap:5px;max-width:620px}.lesson-create-intro h4{font-size:20px;letter-spacing:-.35px;margin:2px 0}.lesson-create-intro p{font-size:12px;line-height:1.65;color:var(--muted);margin:0}.lesson-create-main{width:100%;display:flex;align-items:center;gap:13px;padding:18px;border:1px solid color-mix(in srgb,var(--accent) 30%,var(--line));border-radius:14px;background:linear-gradient(110deg,var(--accent-soft),var(--panel));color:var(--ink);text-align:left;cursor:pointer}.lesson-create-main-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:var(--accent);color:#fff}.lesson-create-main>span:nth-child(2){display:grid;gap:4px;flex:1}.lesson-create-main strong{font-size:14px}.lesson-create-main small{font-size:11px;color:var(--muted)}.lesson-create-main-arrow{transform:rotate(180deg);color:var(--accent)}.lesson-back-link{display:inline-flex;align-items:center;gap:5px;width:max-content;border:0;background:transparent;color:var(--muted);font:inherit;font-size:11px;font-weight:700;padding:5px 0;cursor:pointer}.lesson-back-link:hover{color:var(--accent)}.lesson-mode-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.lesson-mode-card{display:grid;justify-items:start;gap:10px;min-height:190px;padding:18px;border:1px solid var(--line);border-radius:14px;background:var(--surface);color:var(--ink);text-align:left;cursor:pointer}.lesson-mode-card:hover{border-color:var(--accent);background:var(--panel);transform:translateY(-2px);box-shadow:0 9px 22px #263b3010}.lesson-mode-icon{width:46px;height:46px;display:grid;place-items:center;border-radius:13px;background:var(--accent-soft);color:var(--accent)}.lesson-mode-card.mini .lesson-mode-icon{background:#fff0e7;color:#c27a45}.lesson-mode-card>strong{font-size:15px}.lesson-mode-card>small{font-size:11px;line-height:1.55;color:var(--muted)}.lesson-mode-cta{display:flex;align-items:center;gap:5px;margin-top:auto;font-size:10px;font-weight:800;color:var(--accent)}.lesson-mode-cta svg{transform:rotate(180deg)}.lesson-builder-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.lesson-mode-tag{display:inline-flex;align-items:center;gap:6px;padding:6px 9px;border-radius:20px;background:var(--accent-soft);color:var(--accent);font-size:10px;font-weight:800}.lesson-mode-tag.mini{background:#fff0e7;color:#b66b3c}.lesson-create-main,.lesson-mode-card{transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease,background .2s ease}@media(max-width:600px){.lesson-mode-grid{grid-template-columns:1fr}.lesson-mode-card{min-height:150px}.lesson-create-intro h4{font-size:18px}.lesson-builder-top{align-items:flex-start;flex-direction:column}}@media(prefers-reduced-motion:reduce){.lesson-create-main,.lesson-mode-card{transition:none}.lesson-mode-card:hover{transform:none}}.setup-screen{min-height:100vh;display:grid;place-items:center;padding:28px 16px;background:radial-gradient(ellipse at 50% 0%,var(--accent-soft),transparent 58%),var(--bg)}.setup-card{width:min(100%,520px);padding:clamp(22px,5vw,38px);border:1px solid var(--line);border-radius:22px;background:var(--surface);box-shadow:0 22px 70px #17251d12}.setup-brand{display:flex;align-items:center;gap:10px;margin-bottom:36px;color:var(--ink);font-size:18px}.setup-brand>span{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:var(--accent-soft);color:var(--accent)}.setup-brand strong span{color:var(--accent)}.setup-progress-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--muted);font-size:9px;font-weight:800;letter-spacing:.1em}.setup-progress-meta strong{font-size:11px;letter-spacing:0;color:var(--accent)}.setup-progress{height:6px;overflow:hidden;margin:10px 0 32px;border-radius:10px;background:var(--line)}.setup-progress>span{display:block;height:100%;border-radius:inherit;background:var(--accent);transition:width .25s ease}.setup-step-icon{width:50px;height:50px;display:grid;place-items:center;margin-bottom:18px;border-radius:15px;background:var(--accent-soft);color:var(--accent)}.setup-card h1{margin:0 0 8px;color:var(--ink);font-size:clamp(23px,5vw,29px);letter-spacing:-.7px}.setup-subtitle{margin:0 0 26px;color:var(--muted);font-size:13px;line-height:1.65}.setup-fields{display:grid;gap:20px}.setup-fields label{display:grid;gap:9px;color:var(--ink);font-size:12px;font-weight:750}.setup-fields input,.setup-fields select,.setup-fields textarea{width:100%;min-width:0;padding:13px 14px;border:1px solid var(--line);border-radius:11px;background:var(--bg);color:var(--ink);font:inherit;font-size:14px;outline:none}.setup-fields input:focus,.setup-fields select:focus,.setup-fields textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 13%,transparent)}.setup-fields textarea{resize:vertical;line-height:1.55}.setup-optional{width:max-content;margin-left:5px;padding:3px 6px;border-radius:5px;background:var(--accent-soft);color:var(--accent);font-size:8px;letter-spacing:.07em}.setup-minutes{display:flex;align-items:center;gap:10px;padding:0 12px;border:1px solid var(--line);border-radius:11px;background:var(--bg);color:var(--accent)}.setup-minutes input{width:76px;padding:12px 4px;border:0;background:transparent;box-shadow:none!important;color:var(--ink);font-size:18px;font-weight:800}.setup-minutes span{color:var(--muted);font-size:12px}.setup-fields label>small{margin-top:-3px;color:var(--muted);font-size:10px;font-weight:500}.setup-error{margin:14px 0 0;color:#c34d4d;font-size:11px}.setup-actions{display:flex;justify-content:space-between;gap:12px;margin-top:28px}.setup-next,.setup-back{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:45px;padding:0 17px;border-radius:11px;font:inherit;font-size:12px;font-weight:800;cursor:pointer}.setup-next{margin-left:auto;border:1px solid var(--accent);background:var(--accent);color:#fff}.setup-back{border:1px solid var(--line);background:transparent;color:var(--muted)}.setup-footnote{margin:22px 0 0;color:var(--muted);font-size:10px;line-height:1.6;text-align:center}@media(max-width:480px){.setup-card{padding:23px 19px;border-radius:18px}.setup-brand{margin-bottom:28px}}@media(prefers-reduced-motion:reduce){.setup-progress>span{transition:none}}.admin-page{max-width:1180px;gap:18px}.admin-overview-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.admin-overview-card{display:flex;align-items:center;gap:13px;padding:17px;background:var(--panel);border:1px solid var(--line);border-radius:13px;min-width:0}.admin-overview-icon{width:39px;height:39px;display:grid;place-items:center;border-radius:11px;flex:none}.admin-overview-icon.users{background:#eeeaff;color:#705bd1}.admin-overview-icon.lessons{background:#e8f6ef;color:#36936c}.admin-overview-icon.activity{background:#fff1e5;color:#c47b36}.admin-overview-card>div{display:grid;gap:3px;min-width:0}.admin-overview-card small,.admin-overview-card span{font-size:10px;color:var(--muted)}.admin-overview-card strong{font-size:21px;letter-spacing:-.5px;color:var(--ink)}.admin-tabs{display:flex;gap:5px;padding:5px;background:var(--surface);border:1px solid var(--line);border-radius:11px;overflow-x:auto}.admin-tabs button{display:flex;align-items:center;gap:8px;justify-content:center;white-space:nowrap;border:0;background:transparent;color:var(--muted);padding:10px 14px;border-radius:8px;font:inherit;font-size:11px;font-weight:700;cursor:pointer}.admin-tabs button.active{background:var(--panel);color:var(--accent);box-shadow:0 1px 4px #24233a12}.admin-tabs button span{padding:2px 6px;border-radius:20px;background:var(--surface);font-size:9px;color:var(--muted)}.admin-welcome h3{font-size:16px;margin:8px 0 15px}.admin-quick-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.admin-quick-links button{display:flex;align-items:flex-start;gap:11px;text-align:left;padding:14px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--accent);cursor:pointer}.admin-quick-links button span{display:grid;gap:5px}.admin-quick-links strong{font-size:11px;color:var(--ink)}.admin-quick-links small{font-size:9px;line-height:1.5;color:var(--muted)}.admin-search{display:flex;align-items:center;gap:9px;margin:12px 0;padding:0 12px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--muted)}.admin-search input{width:100%;min-width:0;border:0;outline:0;background:transparent;color:var(--ink);font:inherit;font-size:11px;padding:11px 0}.admin-empty{padding:18px;text-align:center;color:var(--muted);font-size:11px;background:var(--surface);border-radius:9px}.dark .admin-overview-card,.dark .admin-tabs button.active{background:var(--panel)}.dark .admin-overview-icon.users{background:#37304f;color:#b5a7ff}.dark .admin-overview-icon.lessons{background:#203d35;color:#80d4ae}.dark .admin-overview-icon.activity{background:#493728;color:#ffc18a}@media(max-width:700px){.admin-overview-grid{grid-template-columns:1fr}.admin-overview-card{padding:13px}.admin-quick-links{grid-template-columns:1fr}.admin-tabs button{padding:9px 11px}.admin-page{gap:13px}.admin-panel{padding:15px}}.nav-dropdown{display:grid;gap:4px}.nav-dropdown>.nav-item{width:100%}.nav-dropdown>.nav-item>svg:last-child{margin-left:auto;transition:transform .18s ease}.nav-dropdown>.nav-item>svg.rotated{transform:rotate(180deg)}.nav-subitems{display:grid;gap:3px;margin:0 0 5px 27px;padding-left:12px;border-left:1px solid var(--line)}.nav-subitem{border:0;background:transparent;color:var(--muted);text-align:left;padding:9px 10px;border-radius:7px;font:inherit;font-size:11px;cursor:pointer}.nav-subitem:hover,.nav-subitem.active{background:var(--surface);color:var(--accent);font-weight:700}.vocabulary-page{display:grid;gap:16px;max-width:980px}.vocabulary-heading h2{font-size:25px;margin:7px 0}.vocabulary-heading p{color:var(--muted);font-size:12px}.vocabulary-upload{text-align:center;padding:32px 20px}.vocabulary-upload-icon{width:48px;height:48px;border-radius:14px;background:var(--surface);color:var(--accent);display:grid;place-items:center;margin:0 auto 12px}.vocabulary-upload h3{font-size:16px;margin:0 0 7px}.vocabulary-upload>p{font-size:11px;color:var(--muted);max-width:480px;margin:0 auto 15px;line-height:1.6}.vocabulary-file-button{display:inline-flex;align-items:center;gap:8px;position:relative;overflow:hidden;cursor:pointer}.vocabulary-file-button input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer;width:100%}.vocabulary-status{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:14px!important;color:var(--accent)!important}.vocabulary-editor,.vocabulary-saved{padding:20px}.vocabulary-title-field{display:grid;gap:7px;font-size:11px;font-weight:700;margin:14px 0;color:var(--ink)}.vocabulary-title-field input,.vocabulary-term-row input{width:100%;min-width:0;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);padding:10px 11px;font:inherit;font-size:12px;outline-color:var(--accent)}.vocabulary-source{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:10px;margin:12px 0}.vocabulary-term-list{display:grid;gap:7px;margin:12px 0 16px}.vocabulary-term-row{display:grid;grid-template-columns:25px minmax(0,1fr) 30px;align-items:center;gap:8px}.vocabulary-term-row>span{font-size:10px;color:var(--muted);text-align:center}.vocabulary-term-row .icon-btn{width:30px;height:32px;color:var(--muted)}.vocabulary-saved-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.vocabulary-saved-row:last-child{border-bottom:0}.vocabulary-saved-row>div{display:grid;gap:4px}.vocabulary-saved-row strong{font-size:12px}.vocabulary-saved-row small,.vocabulary-count{font-size:10px;color:var(--muted)}@keyframes vocabulary-spin{to{transform:rotate(360deg)}}.spin{animation:vocabulary-spin 1s linear infinite}@media(max-width:640px){.vocabulary-upload{padding:24px 14px}.vocabulary-editor,.vocabulary-saved{padding:15px}.vocabulary-heading h2{font-size:22px}}.vocabulary-saved-item{border-bottom:1px solid var(--line);padding:10px 0}.vocabulary-saved-item summary{display:flex;align-items:center;justify-content:space-between;gap:12px;cursor:pointer;list-style:none}.vocabulary-saved-item summary::-webkit-details-marker{display:none}.vocabulary-saved-item summary>span{display:grid;gap:4px}.vocabulary-saved-item summary strong{font-size:12px}.vocabulary-saved-item summary small{font-size:10px;color:var(--muted)}.vocabulary-saved-item ul{display:flex;flex-wrap:wrap;gap:7px 18px;padding:10px 0 5px 18px;margin:0;color:var(--muted);font-size:11px}.settings-modal{width:min(900px,calc(100vw - 32px));max-width:900px;max-height:88vh;overflow:auto}.settings-tabs{display:flex;gap:6px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding:8px 0 13px;margin:18px 0}.settings-tabs button{border:0;background:transparent;color:var(--muted);padding:9px 12px;border-radius:8px;font:inherit;font-size:11px;cursor:pointer}.settings-tabs button.active{background:var(--accent-soft);color:var(--accent);font-weight:700}.settings-profile-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.settings-profile-form label,.settings-roles label{display:grid;gap:6px;color:var(--muted);font-size:11px;font-weight:700}.settings-profile-form input,.settings-roles textarea{width:100%;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--ink);padding:11px;font:inherit;font-size:12px}.settings-profile-form .settings-note,.settings-profile-form .primary-btn{grid-column:1/-1}.settings-changelog{display:grid;gap:0;max-height:48vh;overflow:auto}.settings-changelog article{padding:15px 4px;border-bottom:1px solid var(--line)}.settings-changelog article>small{font-size:10px;color:var(--accent);font-weight:700}.settings-changelog h3,.settings-roles h3{font-size:14px;margin:6px 0}.settings-changelog ul{margin:8px 0 0;padding-left:18px;color:var(--muted);font-size:11px;line-height:1.8}.settings-roles p,.settings-note{color:var(--muted);font-size:11px;line-height:1.6}.settings-roles form{display:grid;gap:12px}.settings-roles textarea{min-height:100px;resize:vertical}.night-prompt-backdrop{z-index:20}.night-prompt{max-width:440px}.night-prompt-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:18px}@media(max-width:620px){.settings-profile-form{grid-template-columns:1fr}.settings-profile-form .settings-note,.settings-profile-form .primary-btn{grid-column:auto}.settings-tabs{gap:3px}.settings-tabs button{padding:8px}.night-prompt-actions{flex-direction:column-reverse}.night-prompt-actions button{width:100%}}.vocabulary-entry-row{display:grid;grid-template-columns:24px minmax(0,1fr) minmax(0,1.2fr) 30px;align-items:center;gap:8px}.vocabulary-entry-row>span{font-size:10px;color:var(--muted);text-align:center}.vocabulary-entry-row input{width:100%;min-width:0;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);padding:10px 11px;font:inherit;font-size:12px;outline-color:var(--accent)}.shared-lesson-backdrop{z-index:25}.shared-lesson-modal{max-width:760px;max-height:88vh;overflow:auto}.shared-lesson-section{border-top:1px solid var(--line);padding:14px 0}.shared-lesson-section h3{font-size:15px}.shared-lesson-section>p,.shared-lesson-question{font-size:12px;color:var(--muted);line-height:1.6}.shared-lesson-question{padding:10px 0;border-top:1px solid var(--line)}.shared-lesson-question strong{color:var(--ink)}.admin-application-row{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}.admin-application-row>div:first-child{min-width:0}.admin-application-row strong,.admin-application-row small{display:block}.admin-application-row small{color:var(--muted);font-size:10px;margin-top:4px}.admin-application-row p{font-size:12px;line-height:1.6}.admin-application-actions{display:flex;gap:7px;flex-wrap:wrap}@media(max-width:640px){.vocabulary-entry-row{grid-template-columns:20px minmax(0,1fr) minmax(0,1fr) 28px;gap:5px}.vocabulary-entry-row input{padding:8px 6px;font-size:11px}.admin-application-row{flex-direction:column}}.public-shared-page{min-height:100vh;background:#f6f7fb;color:#24233a;padding:28px;max-width:960px;margin:0 auto}.public-shared-page>header{display:flex;align-items:center;gap:10px;font-size:20px;margin-bottom:25px;color:#7664db}.public-shared-card{padding:28px}.public-shared-card h1{font-size:27px;margin:8px 0}.public-shared-card article{border-top:1px solid var(--line);padding:16px 0}.public-shared-card article h2{font-size:17px}.public-shared-card article p,.public-shared-question{font-size:12px;line-height:1.6;color:var(--muted)}.public-shared-question{border-top:1px solid var(--line);padding:12px 0}.public-shared-question strong{color:var(--ink)}@media(max-width:600px){.public-shared-page{padding:14px}.public-shared-card{padding:17px}}.changelog-admin-editor{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px;margin-bottom:18px}.changelog-admin-editor form{display:grid;gap:12px}.changelog-admin-editor label{display:grid;gap:6px;font-size:11px;color:var(--muted);font-weight:600}.changelog-admin-editor input,.changelog-admin-editor textarea{width:100%;min-width:0;border:1px solid var(--line);border-radius:9px;background:var(--surface-2,var(--surface));color:var(--ink);padding:10px 12px;font:inherit;font-size:12px;outline-color:var(--accent)}.changelog-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.changelog-editor-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}.settings-changelog article .changelog-editor-actions{margin-top:12px}@media(max-width:560px){.changelog-form-grid{grid-template-columns:1fr}.changelog-admin-editor{padding:13px}}.startup-changelog-backdrop{z-index:120;align-items:center;justify-content:center;padding:20px}.startup-changelog-modal{width:min(680px,100%);max-height:min(82vh,820px);display:flex;flex-direction:column;overflow:hidden;padding:26px}.startup-changelog-modal>h2{margin:8px 0 4px}.startup-changelog-modal>p{margin:0 0 16px;color:var(--muted)}.startup-changelog-list{overflow-y:auto;min-height:0;padding-right:6px}.startup-changelog-list article{padding:15px 0;border-bottom:1px solid var(--line)}.startup-changelog-list article:first-child{padding-top:4px}.startup-changelog-list article small{color:var(--muted);font-size:10px}.startup-changelog-list article h3{margin:6px 0;font-size:15px}.startup-changelog-list article p{margin:4px 0 8px;color:var(--muted);font-size:12px}.startup-changelog-list article ul{margin:8px 0 0;padding-left:19px}.startup-changelog-list article li{margin:5px 0;color:var(--muted);font-size:12px;line-height:1.5}.startup-changelog-actions{display:flex;justify-content:flex-end;padding-top:16px;flex-shrink:0}@media(max-width:560px){.startup-changelog-backdrop{padding:10px}.startup-changelog-modal{max-height:90vh;padding:20px 16px}.startup-changelog-actions .primary-btn{width:100%}}.lesson-source-import{display:grid;gap:12px;padding:16px;margin:16px 0 20px;border:1px solid var(--line);border-radius:14px;background:var(--surface-2,var(--surface))}.lesson-source-import-heading{display:flex;align-items:flex-start;gap:11px}.lesson-source-icon{display:grid;place-items:center;width:36px;height:36px;flex-shrink:0;border-radius:10px;background:var(--accent-soft);color:var(--accent)}.lesson-source-import-heading strong{display:block;font-size:13px}.lesson-source-import-heading small{display:block;margin-top:4px;max-width:620px;color:var(--muted);font-size:11px;line-height:1.5}.lesson-source-import>label{display:grid;gap:6px;color:var(--muted);font-size:11px;font-weight:600}.lesson-source-import input:not([type=file]),.lesson-source-import select{width:100%;min-width:0;border:1px solid var(--line);border-radius:9px;padding:9px 11px;background:var(--surface);color:var(--ink);font:inherit}.lesson-source-controls{display:flex;align-items:end;gap:10px;flex-wrap:wrap}.lesson-source-controls>label:first-child{display:grid;gap:6px;flex:1 1 190px;color:var(--muted);font-size:11px;font-weight:600}.lesson-source-file{position:relative;display:inline-flex;align-items:center;gap:7px;cursor:pointer}.lesson-source-file input{position:absolute;width:1px;height:1px;overflow:hidden;opacity:0}.lesson-source-file:focus-within{outline:2px solid var(--accent);outline-offset:2px}.lesson-source-status{display:flex;align-items:center;gap:8px;margin:0;color:var(--muted);font-size:11px}.lesson-source-filename{color:var(--muted);font-size:10px}.vocabulary-group-heading{grid-column:1/-1;margin:12px 0 2px;padding:8px 10px;border-left:3px solid var(--accent);border-radius:0 8px 8px 0;background:var(--surface-2,var(--surface));color:var(--ink);font-size:11px;font-weight:700;letter-spacing:.02em}.vocabulary-entry-row{grid-template-columns:24px minmax(100px,1fr) minmax(130px,1.2fr) minmax(105px,.8fr) minmax(105px,.8fr) 32px}.vocabulary-saved-group{list-style:none;margin:12px 0 4px;padding:7px 9px;border-left:3px solid var(--accent);border-radius:0 7px 7px 0;background:var(--surface-2,var(--surface));font-size:11px;font-weight:700}@media(max-width:760px){.vocabulary-entry-row{grid-template-columns:22px minmax(0,1fr) 30px}.vocabulary-entry-row input{grid-column:2}.vocabulary-entry-row button{grid-column:3;grid-row:1}}.brand-home{display:flex;align-items:center;gap:10px;border:0;background:transparent;padding:0;color:inherit;font:inherit;letter-spacing:inherit;cursor:pointer;text-align:left}.brand-home:focus-visible,.footer-home:focus-visible,.global-search input:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:7px}.global-search{height:36px;width:min(260px,24vw);display:flex;align-items:center;gap:9px;padding:0 11px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--muted);transition:border-color .18s,background .18s}.global-search:focus-within{border-color:var(--accent);background:var(--panel)}.global-search input{width:100%;min-width:0;border:0;outline:0;background:transparent;color:var(--ink);font:inherit;font-size:11px}.global-search input::placeholder{color:var(--muted)}.footer-home{border:0;background:transparent;padding:0;color:inherit;font:inherit;cursor:pointer}.app{--accent:#64748b;--accent-soft:#f1f5f9;--ink:#1f2937;--muted:#778294;--line:#e7ebf0;--panel:#fff;--surface:#f8fafc;background:#f8fafc}.app[data-accent=violet],.app[data-accent=blue],.app[data-accent=green],.app[data-accent=coral]{--accent:#64748b;--accent-soft:#eef2f6}.app.dark{--accent:#a5b4c7;--accent-soft:#303b4a;--ink:#edf1f6;--muted:#a3adba;--line:#35404d;--panel:#202a36;--surface:#263240;background:#18222d}.app:not(.dark) .welcome-banner{background:#f1f4f7;color:#263342;border:1px solid #e7ebf0}.app:not(.dark) .welcome-banner h2 em,.app:not(.dark) .banner-tag{color:#64748b}.app:not(.dark) .book-illustration{background:#fff;color:#64748b;box-shadow:0 12px 28px #26334212}.app:not(.dark) .orbit{border-color:#dce2e9}.app:not(.dark) .floating-note{box-shadow:0 5px 16px #26334212}.app:not(.dark) .primary-btn{background:#334155;box-shadow:none}.app:not(.dark) .nav-item.active{background:#eef2f6;color:#334155}.app:not(.dark) .nav-item.active svg{color:#64748b}.app:not(.dark) .stat-icon,.app:not(.dark) .icon-tile{background:#f1f4f7;color:#64748b}.app:not(.dark) .progress-track>div{background:#94a3b8}.app:not(.dark) .flashcard,.app:not(.dark) .flashcard.flipped{background:#f8fafc;color:#334155;border-color:#e2e8f0}.app:not(.dark) .banner-btn{background:#fff;color:#334155}.panel,.stat-card,.subject-card,.game-card,.profile{box-shadow:0 1px 2px #1f293708}.nav-item,.soft-btn,.primary-btn,.game-card,.brand-home{transition:background .18s,border-color .18s,color .18s,transform .18s}.nav-item:hover{background:var(--surface)}@media(max-width:900px){.global-search{width:min(220px,30vw)}}@media(max-width:680px){.global-search{order:3;width:100%;max-width:none;margin:0 0 10px}.topbar{height:auto;min-height:64px;flex-wrap:wrap;padding:12px 17px;gap:10px}.breadcrumbs{flex:1}.top-actions{gap:7px}.date-pill{display:none}.content{padding:25px 17px 20px}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.dashboard-grid,.subject-grid,.games-grid{grid-template-columns:1fr}.page-heading h1{font-size:24px}.welcome-banner{padding:23px;min-height:190px}.banner-art{display:none}}.lesson-library-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:14px}.lesson-library-actions .primary-btn{margin:0}.lesson-library-state{font-size:12px;color:var(--muted);font-weight:600;padding:8px 2px}.lesson-library-notice{padding:12px 16px;color:var(--accent);font-weight:600}@media(max-width:640px){.lesson-library-actions{align-items:stretch;flex-direction:column}.lesson-library-actions>*{width:100%;justify-content:center}.lesson-library-state{text-align:center}}.app input:not([type=checkbox]):not([type=radio]),.app select,.app textarea{font-size:15px}.field-label{font-size:13px}.field-label input,.field-label select,.field-label textarea{font-size:15px;padding:13px;min-height:46px}.lesson-question textarea{width:100%;min-height:110px;padding:14px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);font:inherit;font-size:16px;line-height:1.55;resize:vertical}.lesson-mode-picker{width:min(680px,100%)}.lesson-mode-picker>p{font-size:13px;line-height:1.6}.lesson-mode-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:20px 0}.lesson-mode-option{display:flex;flex-direction:column;align-items:flex-start;gap:9px;min-width:0;padding:16px 13px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink);text-align:left;cursor:pointer;transition:border-color .18s,transform .18s}.lesson-mode-option:hover{border-color:var(--accent);transform:translateY(-2px)}.lesson-mode-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:11px;background:var(--accent-soft);color:var(--accent)}.lesson-mode-icon.game{background:#fff1df;color:#d28b38}.lesson-mode-icon.cards{background:#e8f6ef;color:#369b78}.lesson-mode-option strong{font-size:15px}.lesson-mode-option small{font-size:12px;line-height:1.5;color:var(--muted);min-height:36px}.lesson-mode-option b{display:flex;align-items:center;gap:5px;margin-top:auto;color:var(--accent);font-size:12px}.lesson-mode-score{display:flex;align-items:center;justify-content:space-between;padding:11px 14px;margin:0 0 15px;border-radius:10px;background:#fff4e4;color:#9b6828;font-size:13px}.lesson-mode-score span{display:flex;align-items:center;gap:7px;font-weight:700}.lesson-mode-score strong{font-size:15px}.lesson-mode-score.flashcard-mode-label{background:var(--accent-soft);color:var(--accent)}.mode-minigame .lesson-options button{font-size:16px;padding:17px;border-radius:12px}.mode-minigame .lesson-question h2{font-size:25px}.lesson-flashcard-wrap{max-width:680px;margin:22px auto}.lesson-flashcard{min-height:260px;padding:32px 24px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:17px;text-align:center;border:1px solid #dcd5fb;border-radius:18px;background:linear-gradient(145deg,#f7f5ff,#ece9ff);color:#3e376b;box-shadow:0 12px 30px #594a9810}.lesson-flashcard h2{font-size:26px;line-height:1.45;margin:0;white-space:pre-wrap}.lesson-flashcard p{font-size:14px;line-height:1.65;max-width:540px}.lesson-flashcard-actions{display:flex;justify-content:center;margin-top:16px}@media(max-width:600px){.lesson-mode-options{grid-template-columns:1fr}.lesson-mode-option{display:grid;grid-template-columns:44px 1fr;column-gap:12px;align-items:center}.lesson-mode-option .lesson-mode-icon{grid-row:span 2}.lesson-mode-option small{min-height:0}.lesson-mode-option b{grid-column:2}.lesson-flashcard{min-height:220px;padding:25px 18px}.lesson-flashcard h2{font-size:22px}.lesson-mode-score{font-size:12px}}
