@font-face{font-family:Livvic;font-style:normal;font-weight:400;font-display:swap;src:url(/assets/livvic-400-BgAs5xev.woff2) format("woff2")}@font-face{font-family:Livvic;font-style:normal;font-weight:500;font-display:swap;src:url(/assets/livvic-500-AaMhq2X2.woff2) format("woff2")}@font-face{font-family:Livvic;font-style:normal;font-weight:600;font-display:swap;src:url(/assets/livvic-600-BYO5rmeE.woff2) format("woff2")}@font-face{font-family:Livvic;font-style:normal;font-weight:700;font-display:swap;src:url(/assets/livvic-700-DLbVlPno.woff2) format("woff2")}@font-face{font-family:Lexend Deca;font-style:normal;font-weight:400;font-display:swap;src:url(/assets/lexend-deca-400-BadLhs7Z.woff2) format("woff2")}@font-face{font-family:Lexend Deca;font-style:normal;font-weight:500;font-display:swap;src:url(/assets/lexend-deca-400-BadLhs7Z.woff2) format("woff2")}@font-face{font-family:Lexend Deca;font-style:normal;font-weight:600;font-display:swap;src:url(/assets/lexend-deca-400-BadLhs7Z.woff2) format("woff2")}@font-face{font-family:Lexend Deca;font-style:normal;font-weight:700;font-display:swap;src:url(/assets/lexend-deca-400-BadLhs7Z.woff2) format("woff2")}:root{--color-primary: #796eb0;--color-primary-soft: #ece9f4;--color-primary-strong: #6457a0;--color-secondary: #35bfe9;--color-accent: #ef506d;--color-success: #59bb6a;--color-success-strong: #45a156;--color-success-soft: #e4f4e7;--color-warning: #ffb800;--color-warning-strong: #f0a500;--color-warning-soft: #fff3d6;--color-danger: #da3656;--color-danger-soft: #fde4e9;--color-ink: #160a60;--color-ink-soft: #6d6e71;--color-ink-faint: #9a9ba0;--color-bg: #f3f7fd;--color-surface: #ffffff;--color-sunken: #f2f4f7;--color-outline: #e7e9ed;--color-outline-strong: #d7dade;--mod-hands: #ef506d;--mod-face: #796eb0;--mod-pose: #35bfe9;--mod-images: #ff8a3d;--mod-text: #4d7cfe;--mod-audio: #59bb6a;--font-display: "Livvic", system-ui, sans-serif;--font-body: "Lexend Deca", system-ui, sans-serif;--font-mono: "Space Mono", ui-monospace, 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var(--shadow-card)}:root{font-family:var(--font-body);line-height:1.5;font-weight:400;color:var(--color-ink);background-color:var(--color-bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;color:var(--color-ink);background:radial-gradient(circle at 15% 8%,#796eb01f,#796eb000 45%),radial-gradient(circle at 85% 15%,#35bfe91a,#35bfe900 50%),var(--color-bg)}#root{min-height:100vh}h1,h2,h3{font-family:var(--font-display);font-weight:600;letter-spacing:.01em}a{font-weight:700;color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-primary-strong)}button{border-radius:var(--radius-pill);border:1px solid transparent;padding:.55em 1.3em;min-height:var(--tap-min);font-size:1rem;font-weight:700;font-family:var(--font-body);background-color:var(--color-primary);color:#fff;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background-color .15s ease}button:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-pop)}button:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}input,textarea,select{font-family:var(--font-body);font-size:1rem;color:var(--color-ink);border:1.5px solid var(--color-outline);border-radius:var(--radius-sm);padding:8px 10px;background:var(--color-surface);min-height:var(--tap-min)}textarea{min-height:auto}:focus-visible{outline:3px solid var(--color-primary);outline-offset:2px;border-radius:var(--radius-sm)}.spin{animation:spin 1s linear infinite}@keyframes 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auto}.home-hero{display:grid;gap:var(--space-2);text-align:center;justify-items:center}.home-lang{justify-self:end}.home-kicker{font-size:.75rem;letter-spacing:.26em;text-transform:uppercase;color:var(--color-ink-soft);font-weight:800}.home-title{margin:0;font-size:clamp(2.4rem,6vw,3.6rem);line-height:1.05;color:var(--color-primary)}.home-subtitle{margin:0;color:var(--color-ink-soft);max-width:560px;font-size:1.05rem}.home-cards{display:grid;grid-template-columns:1.3fr 1fr;gap:var(--space-4);align-items:stretch}@media(max-width:860px){.home-cards{grid-template-columns:1fr}}.home-card{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:var(--space-6);display:grid;gap:var(--space-3);align-content:start;justify-items:start}.home-card--trainer{background:linear-gradient(160deg,var(--color-primary-soft) 0%,var(--color-surface) 55%);border:2px solid var(--color-primary)}.home-card-icon{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap;color:var(--color-primary)}.home-card-title{margin:0;font-size:1.6rem}.home-card-copy{margin:0;color:var(--color-ink-soft)}.home-card-cta{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-display);font-size:1.1rem;padding:.7em 1.5em}.home-card-cta--secondary{background:var(--color-surface);color:var(--color-ink);border:1.5px solid var(--color-outline)}.home-card-note{margin:0;font-size:.8rem;color:var(--color-ink-soft)}.home-session{display:grid;gap:var(--space-2);width:100%;background:var(--color-bg);border-radius:var(--radius-md);padding:var(--space-3)}.home-session-row{display:flex;align-items:center;gap:var(--space-3)}.home-session-status{display:inline-flex;align-items:center;gap:4px;font-size:.85rem;font-weight:700;color:var(--color-ink-soft)}.home-room{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap}.home-room-code{font-family:var(--font-mono);font-size:1rem;background:var(--color-surface);border:1.5px solid var(--color-outline);border-radius:var(--radius-sm);padding:6px 12px;min-width:110px}.home-room-note{font-size:.8rem;color:var(--color-ink-soft)}.home-session-error{font-size:.85rem;color:var(--color-danger)}.step-accordion{list-style:none;margin:0;padding:0;display:grid;gap:var(--space-3)}.step-acc-item{background:var(--color-surface);border-radius:var(--radius-lg);overflow:hidden}.step-acc-header{display:flex;align-items:center;gap:var(--space-3);padding:14px 16px;width:100%}.step-acc-header-btn{background:none;border:none;border-radius:0;min-height:var(--tap-min);font-family:inherit;font-size:inherit;color:inherit;text-align:left;cursor:pointer;padding:14px 16px}.step-acc-header-btn:hover:not(:disabled){transform:none;box-shadow:none}.step-acc-tile{flex:none;width:34px;height:34px;border-radius:11px;display:grid;place-items:center;font-family:var(--font-display);font-weight:700}.step-acc-heading{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:center;gap:1px}.step-acc-title{font-family:var(--font-display);font-weight:600;color:var(--color-ink)}.step-acc-sub{font-size:.8rem;font-weight:400;color:var(--color-ink-soft)}.step-acc-item.is-open{border:2px solid var(--color-primary);box-shadow:var(--ring-active)}.step-acc-item.is-open .step-acc-title{font-weight:700;font-size:1.05rem}.step-acc-item.is-active .step-acc-tile,.step-acc-item.is-open.is-active .step-acc-tile{background:var(--color-primary);color:#fff}.step-acc-item.is-active:not(.is-open){border:1.5px solid var(--color-outline)}.step-acc-item.is-done .step-acc-tile{background:var(--color-success);color:#fff}.step-acc-item.is-done:not(.is-open){border:1.5px solid var(--color-success-soft)}.step-acc-action{flex:none;font-size:.82rem;font-weight:600;color:var(--color-success-strong)}.step-acc-item.is-locked{border:1.5px dashed var(--color-outline-strong)}.step-acc-item.is-locked .step-acc-tile{background:var(--color-primary-soft);color:var(--color-primary)}.step-acc-item.is-locked .step-acc-title{color:var(--color-ink-faint)}.step-acc-body{padding:0 16px 16px;display:grid;gap:var(--space-3)}.step-acc-body[hidden]{display:none}.step-acc-note{font-size:.8rem;color:var(--color-ink-soft);background:var(--color-primary-soft);border-radius:var(--radius-sm);padding:9px 12px;text-align:center}@media(prefers-reduced-motion:no-preference){.step-acc-item{transition:border-color .2s ease,box-shadow .2s ease}}.curve-card{box-sizing:border-box;width:100%;min-height:480px;border-radius:var(--radius-xl);background:var(--color-surface);border:1px solid var(--color-outline);box-shadow:0 14px 40px #160a601f;display:grid;grid-template-rows:auto 1fr;gap:var(--space-3);padding:26px 28px}.curve-card-header{display:flex;align-items:center;gap:var(--space-3)}.curve-card-tile{flex:none;width:44px;height:44px;border-radius:13px;background:var(--color-primary-soft);color:var(--color-primary);display:grid;place-items:center}.curve-card-heading{flex:1;min-width:0}.curve-card-title{font-family:var(--font-display);font-weight:700;font-size:1.35rem;color:var(--color-ink)}.curve-card-subtitle{color:var(--color-ink-soft);font-size:.92rem}.curve-card-chip{flex:none;display:inline-flex;align-items:center;gap:7px;background:var(--color-success-soft);color:var(--color-ink);border-radius:var(--radius-pill);padding:7px 14px;font-family:var(--font-display);font-weight:600;font-size:.9rem}.curve-card-dot{width:9px;height:9px;border-radius:50%;background:var(--color-success)}.curve-card-chip.is-live .curve-card-dot{animation:curve-pulse 1.2s ease-in-out infinite}@keyframes curve-pulse{50%{opacity:.35}}.curve-card-legend{display:flex;gap:var(--space-5)}.curve-card-legend-item{display:inline-flex;align-items:center;gap:8px;font-size:.9rem;color:var(--color-ink-soft)}.curve-card-swatch{width:20px;height:4px;border-radius:2px}.curve-card-chart{min-height:320px;height:100%;align-self:stretch}.curve-card-empty{min-height:320px;height:100%;display:grid;place-items:center;text-align:center;color:var(--color-ink-soft);font-size:.95rem;padding:var(--space-4)}.curve-card-note{display:flex;align-items:center;gap:var(--space-3);background:var(--color-primary-soft);border-radius:var(--radius-md);padding:12px 16px;font-size:.9rem;color:var(--color-ink)}.curve-card-note-tile{flex:none;width:34px;height:34px;border-radius:10px;background:var(--color-primary);color:#fff;display:grid;place-items:center}.class-strip{display:flex;gap:var(--space-3);overflow-x:auto;padding:var(--space-1);scrollbar-width:thin}.class-strip-card{display:grid;gap:var(--space-1);justify-items:center;min-width:110px;padding:var(--space-2);background:var(--color-surface);border:2px solid var(--color-outline);border-radius:var(--radius-md);color:var(--color-ink);font-family:var(--font-body);cursor:pointer;transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease;min-height:auto}.class-strip-card:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-card)}.class-strip-card.is-active{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-soft)}.class-strip-thumb{width:72px;height:72px;border-radius:var(--radius-sm);background:#fff;border:1px solid var(--color-outline);display:grid;place-items:center;overflow:hidden}.class-strip-thumb img{width:100%;height:100%;object-fit:contain}.class-strip-placeholder{font-size:28px;opacity:.45}.class-strip-icon{font-size:34px}.class-strip-name{font-weight:700;font-size:.9rem;max-width:110px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.class-strip-progress{display:inline-flex;align-items:center;gap:4px;font-family:var(--font-display);font-size:.8rem;font-weight:600;padding:2px 10px;border-radius:var(--radius-pill);background:var(--color-warning-soft);color:var(--color-ink);border:1px solid var(--color-warning)}.class-strip-progress.is-complete{background:var(--color-success-soft);border-color:var(--color-success)}.class-strip-add{border-style:dashed;background:transparent;color:var(--color-ink-soft)}.sample-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(86px,1fr));gap:var(--space-2)}.sample-card{position:relative;aspect-ratio:1;background:#fff;border:1.5px solid var(--color-outline);border-radius:var(--radius-sm);display:grid;place-items:center;overflow:hidden;padding:var(--space-1)}.sample-card-img{width:100%;height:100%;object-fit:contain}.sample-card-text{font-size:.72rem;line-height:1.25;color:var(--color-ink);overflow:hidden;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;text-align:center;word-break:break-word}.sample-card-icon{font-size:26px;opacity:.35}.sample-card-delete{position:absolute;top:4px;right:4px;width:30px;height:30px;min-height:30px;padding:0;border-radius:50%;background:var(--color-surface);color:var(--color-ink);border:1px solid var(--color-outline);font-size:14px;line-height:1;display:grid;place-items:center;opacity:0;transition:opacity .15s ease}.sample-card:hover .sample-card-delete,.sample-card-delete:focus-visible{opacity:1}.sample-card-delete:hover:not(:disabled){background:var(--color-danger-soft);border-color:var(--color-danger);transform:none;box-shadow:none}@media(pointer:coarse){.sample-card-delete{opacity:1}}.sample-card-placeholder{border-style:dashed;background:transparent}.sample-card-next{position:absolute;top:6px;left:6px;font-family:var(--font-display);font-size:.8rem;font-weight:700;background:var(--color-warning);color:var(--color-ink);border-radius:var(--radius-sm);padding:1px 8px}.camera-stage{position:relative;width:100%;border-radius:var(--radius-xl);overflow:hidden;background:var(--color-ink);box-shadow:var(--shadow-stage)}.camera-stage-frame{position:relative;width:100%;line-height:0}.camera-stage-video{display:block;width:100%;transform:scaleX(-1)}.camera-stage.is-dimmed .camera-stage-video{filter:saturate(.35) brightness(.8) contrast(.95) blur(5px)}.camera-stage-canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;transform:scaleX(-1)}.camera-stage-loading{position:absolute;inset:0;display:grid;place-content:center;gap:var(--space-3);justify-items:center;color:#fff;font-family:var(--font-display);font-size:1.05rem;background:#14122abf;text-align:center;padding:var(--space-4)}.camera-stage-spinner{width:38px;height:38px;border-radius:50%;border:4px solid rgba(255,255,255,.25);border-top-color:var(--color-accent);animation:camera-spin .9s linear infinite}@keyframes camera-spin{to{transform:rotate(360deg)}}.camera-stage-hint{position:absolute;top:var(--space-3);left:50%;transform:translate(-50%);background:#14122acc;color:#fff;font-family:var(--font-display);font-size:1rem;padding:var(--space-2) var(--space-4);border-radius:var(--radius-pill);max-width:90%;text-align:center}.camera-stage-controls{position:absolute;bottom:var(--space-4);left:50%;transform:translate(-50%)}.camera-stage-overlay{position:absolute;top:var(--space-3);left:50%;transform:translate(-50%);max-width:92%}.camera-stage-focus{position:absolute;inset:0;pointer-events:none}.camera-stage-focus-blur{position:absolute;backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px)}.camera-stage-focus-blur.is-top{left:0;right:0;top:0;height:var(--fb-top)}.camera-stage-focus-blur.is-bottom{left:0;right:0;bottom:0;height:var(--fb-top)}.camera-stage-focus-blur.is-left{left:0;top:var(--fb-top);height:var(--fb-h);width:var(--fb-left)}.camera-stage-focus-blur.is-right{right:0;top:var(--fb-top);height:var(--fb-h);width:var(--fb-left)}.camera-stage-focus-frame{position:absolute;left:var(--fb-left);top:var(--fb-top);width:var(--fb-w);height:var(--fb-h);border:3px solid var(--mod-images);border-radius:12px;box-shadow:0 0 0 2px #160a6040}.capture-controls{display:flex;align-items:center;gap:var(--space-3);background:#ffffffe6;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);padding:var(--space-2) var(--space-3);border-radius:var(--radius-pill);box-shadow:0 8px 24px #2d2a452e}.capture-mode{display:flex;gap:var(--space-1);background:var(--color-primary-soft);border-radius:var(--radius-pill);padding:3px}.capture-mode-btn{width:40px;height:40px;min-height:40px;padding:0;border-radius:50%;background:transparent;color:var(--color-ink-soft);display:grid;place-items:center}.capture-mode-btn.is-on{background:var(--color-surface);color:var(--color-primary);box-shadow:0 2px 6px #2d2a451f}.capture-mode-btn:hover:not(:disabled){transform:none;box-shadow:none}.capture-shutter{width:var(--tap-big);height:var(--tap-big);min-height:var(--tap-big);padding:0;border-radius:50%;background:#fff;display:grid;place-items:center;border:none}.capture-shutter:hover:not(:disabled){transform:scale(1.05);box-shadow:0 0 0 6px #796eb04d}.capture-shutter:active:not(:disabled) .capture-shutter-dot{transform:scale(.85)}.capture-shutter-dot{width:calc(var(--tap-big) - 16px);height:calc(var(--tap-big) - 16px);border-radius:50%;background:var(--color-primary);transition:transform .1s ease}.train-panel{display:grid;gap:var(--space-2)}.train-panel-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font-display);font-size:1.15rem;padding:.7em 1.4em;background:var(--color-primary);color:#fff}.train-panel-btn:hover:not(:disabled){background:var(--color-primary-strong)}.train-panel-btn:disabled{background:var(--color-outline);color:var(--color-ink-soft);opacity:1}.train-panel-progress{height:12px;border-radius:var(--radius-pill);background:var(--color-outline);overflow:hidden}.train-panel-progress-fill{height:100%;background:var(--color-primary);border-radius:var(--radius-pill);transition:width .2s ease}.train-panel-progress-fill.is-indeterminate{width:35%;animation:train-indeterminate 1.1s ease-in-out infinite alternate}@keyframes train-indeterminate{0%{margin-left:0}to{margin-left:65%}}.train-panel-done{display:inline-flex;align-items:center;justify-content:center;gap:6px;font-family:var(--font-display);color:var(--color-success);font-size:1rem;text-align:center}.train-panel-hint{font-size:.85rem;color:var(--color-ink-soft);text-align:center}.train-panel-error{font-size:.85rem;color:var(--color-danger);background:var(--color-danger-soft);border-radius:var(--radius-sm);padding:var(--space-2)}.live-bars{display:grid;gap:var(--space-3)}.live-bars-empty{font-size:.9rem;color:var(--color-ink-soft);background:var(--color-primary-soft);border-radius:var(--radius-md);padding:var(--space-3);text-align:center}.live-bars-seeing{font-family:var(--font-display);font-size:1.3rem;display:flex;align-items:baseline;gap:var(--space-2);min-height:1.8em}.live-bars-seeing 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30%,transparent)}.live-bars-value{font-family:var(--font-display);font-size:.9rem;text-align:right;font-variant-numeric:tabular-nums}.status-chips{display:flex;gap:var(--space-2);flex-wrap:wrap}.status-chip{display:inline-flex;align-items:center;gap:6px;font-size:.8rem;font-weight:700;padding:4px 12px;border-radius:var(--radius-pill);border:1px solid var(--color-outline);background:var(--color-surface);color:var(--color-ink-soft)}.status-chip-icon{display:inline-flex;align-items:center}.status-chip.tone-ok{background:var(--color-success-soft);border-color:var(--color-success);color:var(--color-ink)}.status-chip.tone-warn{background:var(--color-warning-soft);border-color:var(--color-warning);color:var(--color-ink)}.advanced-drawer{display:grid;gap:var(--space-3)}.advanced-drawer-toggle{display:inline-flex;align-items:center;gap:6px;justify-self:start;background:transparent;color:var(--color-ink-soft);border:1.5px dashed var(--color-outline);font-size:.85rem;padding:.4em 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var(--color-outline)}.lab-mb-status{font-size:.8rem;color:var(--color-ink-soft)}.lab-embed{min-height:480px;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-card);background:var(--color-surface)}.makecode-embed{width:100%;height:100%;min-height:480px;border:0;display:block}.mb-page{display:grid;grid-template-rows:auto 1fr;gap:var(--space-3);height:100vh;padding:var(--space-3) clamp(12px,3vw,28px);box-sizing:border-box}.mb-header{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap}.mb-back{display:inline-flex;align-items:center;gap:6px;background:var(--color-surface);color:var(--color-ink);border:1.5px solid var(--color-outline);border-radius:var(--radius-pill);padding:.4em 1em;font-weight:700;font-size:.9rem}.mb-back:hover{box-shadow:var(--shadow-card)}.mb-title{margin:0;font-size:clamp(1.2rem,2.4vw,1.6rem);flex:1;min-width:120px}.mb-main{display:grid;grid-template-columns:minmax(0,3fr) 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