@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap";.mp4e-player-container{touch-action:manipulation}.mp4e-player-container .mp4e-overlay[data-bound-object-id]:not([data-positioned]){opacity:0!important;pointer-events:none!important}.mp4e-player-container .status{display:inline-block;padding:.25em .75em;border-radius:4px;font-size:.9em;font-weight:700;margin-left:1em}.mp4e-player-container .status.ready{background:#10b98133;color:#10b981}.mp4e-player-container .status.error{background:#ef444433;color:#ef4444}.mp4e-player-container .status.loading{background:#f59e0b33;color:#f59e0b}@keyframes mp4e-hotspot-pulse{0%,to{transform:translate(-50%,-50%) scale(1);opacity:.8}50%{transform:translate(-50%,-50%) scale(1.15);opacity:1}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.demo-page{--bg-dark: #050508;--bg-subtle: #0a0a0f;--bg-card: #0f0f14;--bg-card-hover: #141419;--border: #1a1a22;--border-subtle: #12121a;--text-primary: #f0f0f5;--text-secondary: #8888a0;--text-tertiary: #5a5a70;--accent: #00D4FF;--accent-dim: #0099bb;--accent-glow: rgba(0, 212, 255, .4);--header-height: 56px;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-dark);color:var(--text-primary);min-height:100vh;line-height:1.6;-webkit-font-smoothing:antialiased}.demo-page *{box-sizing:border-box}.demo-header{position:fixed;top:0;left:0;right:0;height:var(--header-height);z-index:100;background:#050508d9;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;padding:0 24px}.demo-header-inner{display:flex;justify-content:space-between;align-items:center;width:100%;max-width:1400px;margin:0 auto}.demo-header-left{display:flex;align-items:center;gap:24px}.demo-logo{text-decoration:none;display:flex;align-items:center;color:var(--text-primary)}.demo-logo-img{height:22px;display:block}.demo-header-title{font-size:14px;font-weight:600;color:var(--text-secondary);padding-left:24px;border-left:1px solid var(--border)}.demo-header-right{display:flex;align-items:center;gap:12px}.demo-access-code{display:flex;align-items:center;gap:8px}.demo-access-toggle{display:none;align-items:center;justify-content:center;width:32px;height:32px;border-radius:6px;border:1px solid var(--border);background:transparent;color:var(--text-secondary);cursor:pointer;transition:all .2s;flex-shrink:0}.demo-access-toggle.open,.demo-access-toggle:hover{color:var(--accent);border-color:var(--accent-dim)}.demo-access-code input{background:var(--bg-subtle);border:1px solid var(--border);color:var(--text-primary);padding:6px 12px;border-radius:6px;font-size:13px;font-family:inherit;width:160px;outline:none;transition:border-color .2s}.demo-access-code input::placeholder{color:var(--text-tertiary)}.demo-access-code input:focus{border-color:var(--accent-dim)}.demo-unlock-btn{background:var(--accent);color:#000;border:none;padding:6px 14px;border-radius:6px;font-size:13px;font-weight:600;font-family:inherit;cursor:pointer;transition:background .2s}.demo-unlock-btn:hover{background:var(--accent-dim)}.demo-unlock-btn:disabled{opacity:.5;cursor:not-allowed}.demo-file-button{background:transparent;color:var(--text-secondary);border:1px solid var(--border);padding:6px 14px;border-radius:6px;font-size:13px;font-weight:500;font-family:inherit;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:6px}.demo-file-button:hover{color:var(--text-primary);border-color:var(--accent-dim);background:#00d4ff0d}.demo-content{max-width:1400px;margin:0 auto;padding:calc(var(--header-height) + 32px) 24px 48px}.demo-collection-section{margin-bottom:48px}.demo-collection-header{margin-bottom:20px}.demo-collection-title{font-size:20px;font-weight:700;color:var(--text-primary);margin:0 0 6px}.demo-collection-desc{font-size:13px;color:var(--text-secondary);margin:0}.demo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.demo-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:10px;overflow:hidden;cursor:pointer;transition:all .25s ease}.demo-card:hover{transform:scale(1.02);border-color:var(--accent-dim);box-shadow:0 0 20px #00d4ff14}.demo-card-thumbnail{position:relative;aspect-ratio:16 / 9;background-color:var(--bg-subtle);background-size:cover;background-position:center;overflow:hidden}.demo-card-thumbnail:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:#0003;transition:background .25s}.demo-card:hover .demo-card-thumbnail:after{background:#0000001a}.demo-card-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:2;width:48px;height:48px;border-radius:50%;background:#0009;border:2px solid rgba(255,255,255,.3);display:flex;align-items:center;justify-content:center;transition:all .25s}.demo-card:hover .demo-card-play{background:var(--accent);border-color:var(--accent);transform:translate(-50%,-50%) scale(1.1)}.demo-card-play svg{width:18px;height:18px;fill:#fff;margin-left:2px}.demo-card:hover .demo-card-play svg{fill:#000}.demo-card-info{padding:14px 16px}.demo-card-title{font-size:14px;font-weight:600;color:var(--text-primary);margin:0 0 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.demo-card-desc{font-size:12px;color:var(--text-tertiary);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.demo-player-view{max-width:1400px;margin:0 auto;padding:calc(var(--header-height) + 12px) 24px 24px}.demo-player-top-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px;min-height:36px;position:relative;z-index:20}.demo-back-button{display:flex;align-items:center;gap:6px;background:transparent;border:1px solid var(--border);color:var(--text-secondary);padding:6px 12px;border-radius:6px;font-size:13px;font-family:inherit;cursor:pointer;transition:all .2s}.demo-back-button:hover{color:var(--text-primary);border-color:var(--accent-dim)}.demo-back-button svg{width:14px;height:14px}.demo-controls{display:flex;align-items:center;gap:12px}.demo-toggle-wrapper{display:flex;align-items:center;gap:8px}.demo-toggle-label{font-size:13px;color:var(--text-secondary);font-weight:500;-webkit-user-select:none;user-select:none}.demo-toggle{position:relative;width:36px;height:20px;border-radius:10px;background:var(--border);cursor:pointer;transition:background .2s;border:none;padding:0}.demo-toggle.active{background:var(--accent)}.demo-toggle-knob{position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#fff;transition:transform .2s}.demo-toggle.active .demo-toggle-knob{transform:translate(16px)}.demo-player-container{width:100%;aspect-ratio:16 / 9;background:#000;border-radius:10px;overflow:hidden;border:1px solid var(--border-subtle);position:relative;z-index:1}.demo-player-container>div{width:100%;height:100%}.demo-video-switcher{display:flex;align-items:center;gap:6px;flex:1;min-width:0;justify-content:center}.demo-nav-button{display:flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:5px;border:1px solid var(--border);background:transparent;color:var(--text-secondary);cursor:pointer;transition:all .15s;flex-shrink:0}.demo-nav-button:hover:not(:disabled){border-color:var(--accent-dim);color:var(--text-primary);background:#00d4ff0d}.demo-nav-button:disabled{opacity:.3;cursor:not-allowed}.demo-nav-button svg{width:12px;height:12px}.demo-video-switcher-list{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}.demo-video-switcher-list::-webkit-scrollbar{display:none}.demo-switcher-item{flex-shrink:0;padding:2px;border-radius:4px;border:2px solid transparent;background:transparent;cursor:pointer;transition:all .15s;font-family:inherit}.demo-switcher-item:hover{border-color:var(--border)}.demo-switcher-item.active{border-color:var(--accent)}.demo-switcher-thumb{width:56px;height:32px;border-radius:2px;background-color:var(--bg-subtle);background-size:cover;background-position:center;display:flex;align-items:center;justify-content:center;overflow:hidden}.demo-switcher-thumb svg{width:10px;height:10px;color:var(--text-tertiary);fill:var(--text-tertiary)}.demo-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 24px;text-align:center}.demo-empty-icon{width:64px;height:64px;border-radius:16px;background:var(--bg-card);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;margin-bottom:20px}.demo-empty-icon svg{width:28px;height:28px;color:var(--text-tertiary)}.demo-empty-text{font-size:15px;color:var(--text-secondary);margin:0 0 20px}.demo-loading{display:flex;align-items:center;justify-content:center;padding:120px 24px}.demo-spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:demo-spin .8s linear infinite}@keyframes demo-spin{to{transform:rotate(360deg)}}.demo-error{background:#ef444414;border:1px solid rgba(239,68,68,.2);border-radius:8px;padding:12px 16px;margin-bottom:24px;font-size:13px;color:#f87171}@media (max-width: 1024px){.demo-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.demo-page{overflow-x:hidden;min-height:100dvh}.demo-header-inner{flex-wrap:wrap;gap:8px;padding:8px 16px}.demo-header{height:auto;min-height:var(--header-height);padding:0}.demo-header-title{display:none}.demo-header-right{flex-wrap:wrap;gap:8px}.demo-access-toggle{display:flex}.demo-access-code{display:none}.demo-access-code.open{display:flex;width:100%;order:10}.demo-access-code.open input{flex:1;width:auto}.demo-file-button{padding:6px 10px}.demo-content{padding-top:calc(var(--header-height) + 48px);padding-left:16px;padding-right:16px}.demo-grid{grid-template-columns:1fr;gap:16px}.demo-player-view{padding-left:0;padding-right:0;padding-top:calc(var(--header-height) + 8px)}.demo-player-container{border-radius:0;border-left:none;border-right:none}.demo-player-top-bar{gap:8px;padding:0 12px}.demo-video-switcher{display:none}}@media (max-width: 480px){.demo-card-play{width:40px;height:40px}.demo-card-play svg{width:14px;height:14px}}.telemetry-hud{width:300px;min-width:300px;display:flex;flex-direction:column;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:10px;overflow:hidden;font-family:SF Mono,Fira Code,ui-monospace,Menlo,monospace}.hud-header{display:flex;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--border-subtle);background:var(--bg-subtle)}.hud-live-dot{width:8px;height:8px;border-radius:50%;background:var(--text-tertiary);flex-shrink:0}.hud-live-dot.playing{background:var(--accent);box-shadow:0 0 6px var(--accent-glow);animation:hud-pulse 1.6s ease-in-out infinite}@keyframes hud-pulse{0%,to{opacity:1}50%{opacity:.4}}.hud-title{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-primary)}.hud-session{margin-left:auto;font-size:10px;color:var(--text-tertiary)}.hud-dnt{font-size:9px;font-weight:600;color:#ffb454;border:1px solid rgba(255,180,84,.4);border-radius:4px;padding:1px 5px;white-space:nowrap}.hud-stats{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--border-subtle);border-bottom:1px solid var(--border-subtle)}.hud-stat{background:var(--bg-card);padding:8px 12px;display:flex;flex-direction:column;gap:2px}.hud-stat-label{font-size:9px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-tertiary)}.hud-stat-value{font-size:16px;font-weight:600;color:var(--accent);font-variant-numeric:tabular-nums}.hud-context-line{display:flex;gap:12px;padding:6px 12px;font-size:10px;color:var(--text-secondary);border-bottom:1px solid var(--border-subtle)}.hud-feed{flex:1;overflow-y:auto;min-height:0;padding:4px 0}.hud-empty{padding:24px 16px;font-size:11px;color:var(--text-tertiary);text-align:center;line-height:1.5}.hud-event{padding:5px 12px 5px 9px;border-left:3px solid transparent;font-size:11px;line-height:1.4}.hud-event+.hud-event{border-top:1px solid var(--border-subtle)}.hud-event.tier-playback{border-left-color:#5a5a70}.hud-event.tier-structure{border-left-color:#a78bfa}.hud-event.tier-interaction{border-left-color:var(--accent)}.hud-event.tier-state{border-left-color:#4ade80}.hud-event-main{display:flex;align-items:baseline;gap:6px;flex-wrap:wrap}.hud-event-time{color:var(--text-tertiary);font-size:10px;font-variant-numeric:tabular-nums;flex-shrink:0}.hud-event-type{color:var(--text-primary);font-weight:600}.tier-interaction .hud-event-type{color:var(--accent)}.tier-state .hud-event-type{color:#4ade80}.tier-structure .hud-event-type{color:#a78bfa}.hud-event-target{color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:110px}.hud-event-value{color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:130px}.hud-event-hint{margin-top:1px;font-size:10px;font-style:italic;color:#ffb454}.hud-footer{padding:6px 12px;font-size:9px;color:var(--text-tertiary);border-top:1px solid var(--border-subtle);background:var(--bg-subtle)}.hud-tx-on{color:#4ade80}.hud-tx-off{color:#ffb454}.hud-float-tip{position:fixed;z-index:300;max-width:340px;background:var(--bg-subtle);border:1px solid var(--border);border-radius:8px;padding:8px 12px;pointer-events:none;box-shadow:0 8px 24px #0000008c}.hud-float-tip-head{font-size:12px;font-weight:600;color:var(--text-primary);margin-bottom:4px}.hud-float-tip-head span{color:var(--text-tertiary);font-weight:400}.hud-float-tip-line{font-size:10.5px;color:var(--text-secondary);line-height:1.6;overflow-wrap:anywhere}.hud-float-tip-line.sep{color:var(--text-tertiary);margin-top:3px}.demo-player-main{position:relative}.demo-player-main.with-hud{padding-right:312px}.demo-player-main .telemetry-hud{position:absolute;top:0;right:0;bottom:0;width:300px}@media (max-width: 900px){.telemetry-hud{display:none}.demo-player-main.with-hud{padding-right:0}}