[data-theme=light]{--bg-deep: #e8f0f8;--bg-mid: #f4f8fc;--bg-panel: rgba(255, 255, 255, .88);--border-dim: rgba(8, 145, 178, .22);--border-glow: rgba(8, 145, 178, .42);--cyan: #0891b2;--cyan-dim: #0e7490;--magenta: #c026d3;--lime: #059669;--text: #0f172a;--text-muted: #475569;--text-dim: #64748b;--glow-cyan: 0 4px 20px rgba(8, 145, 178, .12);--glow-cyan-strong: 0 8px 28px rgba(8, 145, 178, .18);--grid-line: rgba(8, 145, 178, .07);--grid-glow-top: rgba(8, 145, 178, .1);--grid-glow-corner: rgba(192, 132, 252, .06);--bg-gradient-top: #f8fbff;--bg-gradient-bottom: #dce8f4;--scanline: rgba(15, 23, 42, .025);--scanline-opacity: .25;--title-grad-1: #0f766e;--title-grad-2: #0891b2;--title-grad-3: #22d3ee;--title-drop-shadow: 0 2px 16px rgba(8, 145, 178, .2);--eyebrow-glow: none;--greeting-glow: none;--btn-text: #f8fafc;--overlay-solid: #e8f0f8;--overlay-panel: rgba(255, 255, 255, .95);--overlay-muted: rgba(241, 245, 249, .95);--stage-bg: #1e293b;--stage-feed-1: rgba(8, 145, 178, .18);--stage-feed-2: rgba(226, 232, 240, .95);--stage-feed-3: #cbd5e1;--stage-scanline: rgba(255, 255, 255, .08);--metric-bg: rgba(255, 255, 255, .75);--hud-bg: rgba(255, 255, 255, .92);--login-scrim: radial-gradient( ellipse 55% 50% at 50% 45%, rgba(255, 255, 255, .5) 0%, rgba(232, 240, 248, .88) 55%, rgba(220, 232, 244, .96) 100% );--debug-text: #6d28d9;--debug-border: rgba(192, 132, 252, .35);--debug-bg: rgba(255, 255, 255, .9);--card-inset: inset 0 0 40px rgba(8, 145, 178, .04);--stage-inset: inset 0 0 40px rgba(8, 145, 178, .06)}[data-theme=dark]{--bg-deep: #030712;--bg-mid: #0a0f1a;--bg-panel: rgba(8, 14, 28, .72);--border-dim: rgba(34, 211, 238, .18);--border-glow: rgba(34, 211, 238, .45);--cyan: #22d3ee;--cyan-dim: #0891b2;--magenta: #e879f9;--lime: #4ade80;--text: #e2e8f0;--text-muted: #94a3b8;--text-dim: #64748b;--glow-cyan: 0 0 20px rgba(34, 211, 238, .35);--glow-cyan-strong: 0 0 32px rgba(34, 211, 238, .5);--grid-line: rgba(34, 211, 238, .03);--grid-glow-top: rgba(34, 211, 238, .12);--grid-glow-corner: rgba(232, 121, 249, .06);--bg-gradient-top: #050a14;--bg-gradient-bottom: #020617;--scanline: rgba(0, 0, 0, .03);--scanline-opacity: .4;--title-grad-1: #f0fdfa;--title-grad-2: #22d3ee;--title-grad-3: #a5f3fc;--title-drop-shadow: 0 0 24px rgba(34, 211, 238, .4);--eyebrow-glow: var(--glow-cyan);--greeting-glow: 0 0 12px rgba(74, 222, 128, .4);--btn-text: #f0fdfa;--overlay-solid: #030712;--overlay-panel: rgba(8, 14, 28, .9);--overlay-muted: rgba(3, 7, 18, .9);--stage-bg: #000;--stage-feed-1: rgba(34, 211, 238, .22);--stage-feed-2: rgba(15, 23, 42, .9);--stage-feed-3: #020617;--stage-scanline: rgba(0, 0, 0, .12);--metric-bg: rgba(15, 23, 42, .6);--hud-bg: rgba(3, 7, 18, .82);--login-scrim: radial-gradient( ellipse 55% 50% at 50% 45%, rgba(3, 7, 18, .35) 0%, rgba(3, 7, 18, .82) 55%, rgba(3, 7, 18, .94) 100% );--debug-text: #c4b5fd;--debug-border: rgba(232, 121, 249, .25);--debug-bg: rgba(2, 6, 23, .9);--card-inset: inset 0 0 40px rgba(34, 211, 238, .03);--stage-inset: inset 0 0 60px rgba(34, 211, 238, .06)}:root{color-scheme:light dark}:root{--font-display: "Orbitron", system-ui, sans-serif;--font-body: "Exo 2", system-ui, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, monospace}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:var(--font-body);font-weight:400;color:var(--text);background-color:var(--bg-deep);background-image:linear-gradient(var(--grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--grid-line) 1px,transparent 1px),radial-gradient(ellipse 80% 50% at 50% -20%,var(--grid-glow-top),transparent),radial-gradient(ellipse 60% 40% at 100% 100%,var(--grid-glow-corner),transparent),linear-gradient(180deg,var(--bg-gradient-top) 0%,var(--bg-deep) 40%,var(--bg-gradient-bottom) 100%);background-size:48px 48px,48px 48px,100% 100%,100% 100%,100% 100%;background-attachment:fixed}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:0;background:repeating-linear-gradient(0deg,transparent,transparent 2px,var(--scanline) 2px,var(--scanline) 4px);opacity:var(--scanline-opacity)}.app-shell{position:relative;z-index:1;max-width:1320px;margin:0 auto;padding:24px 20px 40px}.app-header{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid var(--border-dim)}.app-eyebrow{margin:0 0 6px;font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);text-shadow:var(--eyebrow-glow)}.app-header h1{margin:0 0 8px;font-family:var(--font-display);font-size:clamp(26px,4vw,36px);font-weight:700;letter-spacing:.06em;text-transform:uppercase;background:linear-gradient(135deg,var(--title-grad-1) 0%,var(--title-grad-2) 50%,var(--title-grad-3) 100%);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(var(--title-drop-shadow))}.app-tagline{margin:0;font-size:14px;color:var(--text-muted);max-width:42ch;line-height:1.5}.user-greeting{margin:12px 0 0;font-family:var(--font-mono);font-size:13px;font-weight:500;color:var(--lime);text-shadow:var(--greeting-glow)}.header-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-start;justify-content:flex-end}.hidden,.hidden-until-auth{display:none!important}.login-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:24px;overflow:hidden;background:var(--overlay-solid)}.login-overlay.hidden{display:none!important}.login-app-preview{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;padding:28px 20px;opacity:.38;pointer-events:none;-webkit-user-select:none;user-select:none;filter:blur(.4px)}.login-preview-shell{width:min(1280px,100%);max-height:100%}.login-preview-header .header-actions{pointer-events:none}.login-preview-btn{display:inline-block;padding:10px 16px;border:1px solid var(--cyan);border-radius:2px;font-family:var(--font-body);font-size:13px;font-weight:600;color:var(--btn-text);background:linear-gradient(180deg,#22d3ee40,#0891b259);box-shadow:var(--glow-cyan)}[data-theme=light] .primary-btn,[data-theme=light] #start-session,[data-theme=light] #finish-session,[data-theme=light] #start-new-session,[data-theme=light] .login-preview-btn{background:linear-gradient(180deg,#0e7490,#0891b2)}.login-preview-stage{min-height:220px}.login-preview-feed{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 45% 55% at 52% 42%,var(--stage-feed-1) 0%,transparent 70%),radial-gradient(ellipse 80% 90% at 50% 100%,var(--stage-feed-2) 0%,var(--stage-feed-3) 55%),linear-gradient(145deg,var(--bg-mid) 0%,var(--stage-feed-3) 100%)}.login-preview-skeleton{position:absolute;top:0;right:0;bottom:0;left:0;opacity:.55;background:linear-gradient(135deg,transparent 48%,rgba(34,211,238,.35) 49%,rgba(34,211,238,.35) 51%,transparent 52%),linear-gradient(45deg,transparent 62%,rgba(34,211,238,.2) 63%,transparent 64%),radial-gradient(circle at 38% 38%,rgba(34,211,238,.15) 0 3px,transparent 4px),radial-gradient(circle at 62% 38%,rgba(34,211,238,.15) 0 3px,transparent 4px),radial-gradient(circle at 50% 58%,rgba(34,211,238,.12) 0 4px,transparent 5px)}.login-preview-scores .login-preview-score-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}.login-preview-score-pill{padding:10px 8px;border-radius:2px;border:1px solid var(--border-dim);border-top:2px solid var(--cyan);background:var(--metric-bg);font-family:var(--font-mono);font-size:11px;text-align:center;color:var(--text-muted)}.login-preview-score-pill--well{border-top-color:var(--lime)}.login-scrim{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;pointer-events:none;background:var(--login-scrim)}@media (max-width: 720px){.login-app-preview{opacity:.22;padding:16px 12px}.login-preview-side{display:none}.login-preview-grid{grid-template-columns:1fr}}.login-card{position:relative;z-index:2;width:min(440px,100%);padding:32px 28px;border-radius:4px;border:1px solid var(--border-glow);background:var(--bg-panel);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:var(--glow-cyan-strong),inset 0 1px #ffffff0f}.login-card:before,.login-card:after{content:"";position:absolute;width:24px;height:24px;border-color:var(--cyan);border-style:solid;opacity:.7}.login-card:before{top:-1px;left:-1px;border-width:2px 0 0 2px}.login-card:after{bottom:-1px;right:-1px;border-width:0 2px 2px 0}.login-eyebrow{margin:0 0 8px;font-family:var(--font-mono);font-size:10px;letter-spacing:.25em;text-transform:uppercase;color:var(--magenta)}.login-card h2{margin:0 0 14px;font-family:var(--font-display);font-size:22px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text)}.login-lead{margin:0 0 8px;color:var(--text-muted);line-height:1.5;font-size:14px}.login-hint{margin:0 0 22px;font-size:12px;color:var(--text-dim);line-height:1.45}.login-actions{display:flex;flex-direction:column;gap:10px}.login-divider{display:flex;align-items:center;gap:12px;margin:20px 0 16px;color:var(--text-dim);font-family:var(--font-mono);font-size:10px;letter-spacing:.15em;text-transform:uppercase}.login-divider:before,.login-divider:after{content:"";flex:1;height:1px;background:linear-gradient(90deg,transparent,var(--border-glow),transparent)}.login-guest-btn{width:100%;padding:11px 14px;font-size:14px}.login-guest-hint{margin:12px 0 0;font-size:11px;color:var(--text-dim);line-height:1.45;text-align:center}.ghost-btn{background:transparent!important;border-color:var(--border-glow)!important;box-shadow:none!important}.ghost-btn:hover{background:#22d3ee14!important}.content-grid{display:grid;grid-template-columns:1.75fr 1fr;gap:20px}.side-panel{display:grid;gap:14px;align-content:start}.card-hud{position:relative;background:var(--bg-panel);border:1px solid var(--border-dim);border-radius:2px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:var(--card-inset)}.card-hud:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--cyan),transparent);opacity:.6}.camera-card{padding:14px}.card{padding:16px}.card h2{display:flex;align-items:center;gap:8px;margin:0 0 14px;font-family:var(--font-display);font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan)}.card-icon{font-size:14px;opacity:.85;text-shadow:var(--glow-cyan)}.stage-wrap{position:relative;width:100%;aspect-ratio:16 / 9;border-radius:2px;overflow:hidden;border:1px solid var(--border-glow);background:var(--stage-bg);box-shadow:var(--stage-inset),var(--glow-cyan)}.stage-wrap:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:4;background:repeating-linear-gradient(0deg,transparent,transparent 3px,var(--stage-scanline) 3px,var(--stage-scanline) 4px);opacity:.35}.camera-start-gate{position:absolute;top:0;right:0;bottom:0;left:0;z-index:8;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:24px;text-align:center;background:var(--overlay-muted);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.camera-start-gate p{margin:0;max-width:420px;font-size:14px;line-height:1.5;color:var(--text-muted)}.camera-start-gate strong{color:var(--cyan);font-weight:600}.camera-start-gate .primary-btn{font-size:15px;padding:12px 24px}#webcam,#overlay{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%}#webcam{object-fit:cover;transform:scaleX(-1)}#overlay{pointer-events:none}.camera-controls{position:absolute;top:12px;right:12px;z-index:5}.perf-toggle{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:2px;border:1px solid var(--border-glow);background:var(--hud-bg);font-family:var(--font-mono);font-size:11px;color:var(--text);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);cursor:pointer}.perf-toggle input{accent-color:var(--cyan)}.camera-hud{position:absolute;left:12px;bottom:12px;display:grid;gap:6px;z-index:5;max-width:min(92%,440px)}.hud-pill{margin:0;padding:8px 12px;border-radius:2px;border:1px solid var(--border-dim);border-left:3px solid var(--cyan);background:var(--hud-bg);color:var(--text);font-family:var(--font-mono);font-size:11px;line-height:1.35;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);box-shadow:var(--glow-cyan)}.metric-pill{margin:0 0 8px;padding:10px 12px;border-radius:2px;background:var(--metric-bg);border:1px solid var(--border-dim);font-family:var(--font-mono);font-size:12px;color:var(--text-muted);transition:border-color .2s,color .2s}.metric-pill:last-child{margin-bottom:0}.primary-btn,#start-session,#finish-session,#start-new-session{font-family:var(--font-body);font-weight:600;font-size:13px;letter-spacing:.04em;border:1px solid var(--cyan);background:linear-gradient(180deg,#22d3ee40,#0891b259);color:var(--btn-text);border-radius:2px;padding:10px 16px;cursor:pointer;box-shadow:var(--glow-cyan);transition:transform .15s,box-shadow .2s,background .2s}.primary-btn:hover:not(:disabled),#start-session:hover:not(:disabled),#finish-session:hover:not(:disabled),#start-new-session:hover:not(:disabled){background:linear-gradient(180deg,#22d3ee66,#0891b280);box-shadow:var(--glow-cyan-strong);transform:translateY(-1px)}.primary-btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.secondary-btn{font-family:var(--font-body);font-weight:500;border:1px solid var(--border-glow);background:var(--metric-bg);color:var(--text-muted);border-radius:2px;padding:8px 14px;font-size:12px;cursor:pointer;transition:border-color .2s,color .2s,box-shadow .2s}.secondary-btn:hover{border-color:var(--cyan);color:var(--cyan);box-shadow:0 0 16px #22d3ee33}.slider-row{display:grid;grid-template-columns:1fr auto;gap:8px 12px;font-size:12px;color:var(--text-muted)}.slider-row input[type=range]{grid-column:1 / 2;width:100%;height:6px;accent-color:var(--cyan);background:#22d3ee26;border-radius:2px}.slider-row span{grid-column:2 / 3;align-self:end;min-width:42px;font-family:var(--font-mono);font-size:12px;text-align:right;color:var(--cyan)}.session-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:6;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:24px;background:var(--overlay-muted);text-align:center;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}#session-overlay-panel{display:flex;flex-direction:column;align-items:center;gap:14px;max-width:480px}#session-overlay-text{margin:0;padding:12px 16px;border:1px solid var(--border-glow);border-radius:2px;background:var(--overlay-panel);font-family:var(--font-mono);font-size:13px;line-height:1.45}.session-overlay-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}.session-overlay--ended{z-index:9;background:var(--overlay-muted)}.session-results{display:flex;flex-direction:column;align-items:stretch;gap:20px;width:min(92%,720px)}.session-ended-title{margin:0;font-family:var(--font-display);font-size:clamp(22px,4vw,28px);font-weight:700;letter-spacing:.14em;text-transform:uppercase;text-align:center;color:var(--text);text-shadow:var(--glow-cyan)}.score-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;width:100%}.session-overlay--ended .score-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.score-card{display:flex;flex-direction:column;align-items:center;gap:6px;padding:16px 12px;border:1px solid var(--border-dim);border-radius:2px;background:var(--overlay-panel)}.score-card-productivity{border-top:2px solid var(--cyan);box-shadow:inset 0 0 24px #22d3ee0f}.score-card-wellbeing{border-top:2px solid var(--lime);box-shadow:inset 0 0 24px #4ade800f}.score-label{font-family:var(--font-display);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-muted)}.score-value{font-family:var(--font-display);font-size:42px;font-weight:700;line-height:1;color:var(--text);text-shadow:var(--glow-cyan)}.score-card-wellbeing .score-value{text-shadow:0 0 20px rgba(74,222,128,.45)}.score-hint{font-size:10px;color:var(--text-dim);text-align:center;line-height:1.35}@media (max-width: 380px){.session-overlay--ended .score-grid{grid-template-columns:1fr}}.debug-log-card{display:flex;flex-direction:column;min-height:0;border-color:#e879f933}.debug-log-card:before{background:linear-gradient(90deg,transparent,var(--magenta),transparent)}.debug-log-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}.debug-log-header h2{font-family:var(--font-display);font-size:12px;letter-spacing:.1em;color:var(--magenta)}.debug-log-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.debug-log{margin:0;flex:1;min-height:200px;max-height:min(42vh,360px);overflow:auto;padding:12px 14px;border-radius:2px;background:var(--debug-bg);border:1px solid var(--debug-border);font-family:var(--font-mono);font-size:11px;line-height:1.5;color:var(--debug-text);white-space:pre-wrap;word-break:break-word;scrollbar-color:var(--cyan-dim) transparent}.debug-log::-webkit-scrollbar{width:6px}.debug-log::-webkit-scrollbar-thumb{background:var(--cyan-dim);border-radius:2px}.theme-toggle{display:inline-flex;padding:3px;border:1px solid var(--border-dim);border-radius:4px;background:var(--metric-bg);gap:2px}.theme-toggle button{font-family:var(--font-mono);font-size:10px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;padding:7px 12px;border:none;border-radius:2px;background:transparent;color:var(--text-muted);cursor:pointer;transition:background .2s,color .2s,box-shadow .2s}.theme-toggle button.is-active{background:var(--cyan);color:var(--btn-text);box-shadow:var(--glow-cyan)}.theme-toggle button:not(.is-active):hover{color:var(--cyan)}.login-card .theme-toggle{margin-bottom:4px}@media (max-width: 980px){.content-grid{grid-template-columns:1fr}.app-header{flex-direction:column}.header-actions{width:100%;justify-content:flex-start}}@media (prefers-reduced-motion: reduce){.primary-btn:hover,#start-session:hover,#finish-session:hover,#start-new-session:hover{transform:none}}