:root{--bg-primary: #0a0a0c;--bg-secondary: #141418;--bg-tertiary: #1e1e24;--bg-elevated: #26262e;--text-primary: #f4f4f6;--text-secondary: #9e9ea8;--text-muted: #686874;--accent-gold: #ffd700;--accent-gold-glow: rgba(255, 215, 0, .25);--accent-gold-subtle: rgba(255, 215, 0, .12);--accent-cyan: #00d2ff;--border-subtle: rgba(255, 255, 255, .08);--border-focus: rgba(255, 215, 0, .4);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-full: 9999px;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;--transition: all .2s cubic-bezier(.16, 1, .3, 1)}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;overflow:hidden}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}.app-header{height:56px;border-bottom:1px solid var(--border-subtle);background:#0a0a0cd9;backdrop-filter:blur(16px);position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:0 20px;flex-shrink:0}.brand-wrapper{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit}.brand-icon{width:28px;height:28px;border-radius:var(--radius-md);background:linear-gradient(135deg,gold,#ff8c00);color:#000;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;box-shadow:0 2px 10px #ffd70033}.brand-title{font-size:15px;font-weight:700;letter-spacing:-.01em}.brand-subtitle{font-size:11px;color:var(--text-muted);margin-left:4px}.header-actions{display:flex;align-items:center;gap:10px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:6px 14px;border-radius:var(--radius-full);font-size:12px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:var(--transition);text-decoration:none;outline:none}.btn-primary{background:var(--accent-gold);color:#000}.btn-primary:hover{background:#ffe033;transform:translateY(-1px);box-shadow:0 4px 12px var(--accent-gold-glow)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border-color:var(--border-subtle)}.btn-secondary:hover{background:var(--bg-elevated);border-color:#ffffff26;transform:translateY(-1px)}.btn-icon{width:32px;height:32px;padding:0;border-radius:var(--radius-md);background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-subtle)}.btn-icon:hover{background:var(--bg-elevated);border-color:#fff3}.main-container{flex:1 1 auto;max-width:1480px;width:100%;margin:0 auto;padding:12px 20px 16px;display:flex;flex-direction:column;height:calc(100vh - 56px);max-height:calc(100vh - 56px);overflow:hidden}.player-layout{display:grid;grid-template-columns:1fr 400px;gap:16px;align-items:stretch;height:100%;max-height:100%;min-height:0;overflow:hidden}@media(max-width:1080px){.player-layout{grid-template-columns:1fr;overflow-y:auto}html,body,.main-container{overflow:auto;height:auto;max-height:none}}.video-stage{display:flex;flex-direction:column;gap:10px;height:100%;max-height:100%;min-height:0;overflow:hidden}.video-wrapper{position:relative;width:100%;flex:1 1 auto;min-height:0;aspect-ratio:16 / 9;background:#000;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border-subtle);box-shadow:0 16px 40px #00000080}.video-wrapper iframe,.video-wrapper #player{position:absolute;top:0;left:0;width:100%;height:100%;border:none}.heatmap-card{background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:10px 14px;display:flex;flex-direction:column;gap:8px;flex-shrink:0}.heatmap-bar-wrapper{position:relative;height:12px;background:#ffffff14;border-radius:var(--radius-full);overflow:hidden;cursor:pointer}.heatmap-segment{position:absolute;top:0;height:100%;background:var(--accent-gold);opacity:.85;border-radius:2px;transition:opacity .15s ease}.heatmap-segment:hover{opacity:1;box-shadow:0 0 8px var(--accent-gold)}.heatmap-progress-needle{position:absolute;top:0;bottom:0;width:2px;background:#fff;box-shadow:0 0 6px #ffffffe6;pointer-events:none;z-index:10;transform:translate(-50%)}.player-controls-bar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}.segment-hud{display:flex;align-items:center;gap:8px;min-width:0}.badge-reel-active{background:#ffd70029;border:1px solid rgba(255,215,0,.5);color:var(--accent-gold);padding:4px 10px;border-radius:var(--radius-full);font-size:11px;font-weight:700;display:inline-flex;align-items:center;gap:6px;white-space:nowrap;box-shadow:0 0 12px #ffd70040;letter-spacing:.02em}.badge-reel-inactive{background:var(--bg-tertiary);border:1px solid var(--border-subtle);color:var(--text-secondary);padding:4px 10px;border-radius:var(--radius-full);font-size:11px;font-weight:600;display:inline-flex;align-items:center;gap:6px;white-space:nowrap;letter-spacing:.02em}.reel-live-dot{width:7px;height:7px;border-radius:50%;display:inline-block}.reel-live-dot.active{background:var(--accent-gold);box-shadow:0 0 8px var(--accent-gold);animation:pulseLiveDot 1.8s infinite ease-in-out}.reel-live-dot.inactive{background:var(--text-muted)}@keyframes pulseLiveDot{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.4);opacity:.5}}.btn-reel-active{background:var(--accent-gold-subtle)!important;border-color:#ffd70080!important;color:var(--accent-gold)!important;box-shadow:0 0 10px #ffd70033}.btn-reel-inactive{background:var(--bg-tertiary)!important;border-color:var(--border-subtle)!important;color:var(--text-muted)!important}.heatmap-card.reel-active .heatmap-segment{box-shadow:0 0 8px #ffd70059}.heatmap-card.reel-inactive .heatmap-segment{opacity:.4;background:#999;box-shadow:none}.hud-title{font-size:13px;font-weight:600;color:var(--text-primary);max-width:300px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.btn-upgrade-hq{background:linear-gradient(135deg,#00d2ff26,#ffd70033);border:1px solid rgba(0,210,255,.5);color:#fff;padding:4px 10px;border-radius:var(--radius-full);font-size:11px;font-weight:700;display:inline-flex;align-items:center;gap:5px;cursor:pointer;transition:var(--transition);box-shadow:0 0 12px #00d2ff40;animation:pulseGlow 2.8s infinite ease-in-out;white-space:nowrap}.btn-upgrade-hq:hover{background:linear-gradient(135deg,#00d2ff59,#ffd70059);border-color:var(--accent-gold);transform:translateY(-1px);box-shadow:0 0 18px #ffd70073}.hq-sparkle{font-size:12px}.hq-badge-tag{background:var(--accent-cyan);color:#000;font-size:9px;font-weight:800;padding:1px 4px;border-radius:3px;letter-spacing:.02em}@keyframes pulseGlow{0%,to{box-shadow:0 0 8px #00d2ff33}50%{box-shadow:0 0 16px #ffd70066}}.quick-actions{display:flex;align-items:center;gap:6px}.time-display{font-family:var(--font-mono);font-size:11px;color:var(--text-secondary);padding:3px 6px;background:var(--bg-tertiary);border-radius:var(--radius-sm)}.shortcuts-card{background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:6px 12px;font-size:11px;color:var(--text-muted);display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;flex-shrink:0}.playlist-card{background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;height:100%;max-height:100%;min-height:0;box-shadow:0 12px 32px #00000059}.soundbites-section{display:flex;flex-direction:column;overflow:hidden;min-height:0;transition:all .25s cubic-bezier(.16,1,.3,1)}.related-section.is-collapsed~.soundbites-section,.soundbites-section:has(~.related-section.is-collapsed){flex:1 1 auto;max-height:none}.soundbites-section{flex:0 1 auto;max-height:38%}.playlist-header{padding:10px 14px;border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between;gap:10px;flex-shrink:0}.playlist-title{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);display:flex;align-items:center;gap:5px}.playlist-count{font-size:11px;color:var(--text-muted);font-family:var(--font-mono)}.playlist-items{flex:1 1 auto;overflow-y:auto;min-height:0;display:flex;flex-direction:column;padding:4px 6px;gap:3px}.playlist-item{display:flex;align-items:center;justify-content:space-between;padding:6px 8px;border-radius:var(--radius-md);background:transparent;border:1px solid transparent;cursor:pointer;transition:var(--transition);text-align:left;width:100%}.playlist-item:hover{background:var(--bg-tertiary);border-color:var(--border-subtle)}.playlist-item.active{background:var(--accent-gold-subtle);border-color:#ffd70066}.playlist-item-left{display:flex;align-items:center;gap:8px;min-width:0}.item-index{font-family:var(--font-mono);font-size:10px;color:var(--text-muted);font-weight:700;min-width:14px}.playlist-item.active .item-index{color:var(--accent-gold)}.item-text-group{display:flex;flex-direction:column;min-width:0}.item-title{font-size:11px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.playlist-item.active .item-title{color:var(--accent-gold)}.item-range{font-family:var(--font-mono);font-size:10px;color:var(--text-secondary);margin-top:1px}.item-duration-badge{font-family:var(--font-mono);font-size:9px;padding:1px 4px;background:var(--bg-tertiary);border-radius:var(--radius-sm);color:var(--text-muted);white-space:nowrap}.playlist-empty-state{padding:20px 14px;text-align:center;display:flex;flex-direction:column;gap:4px;color:var(--text-secondary);font-size:11px}.playlist-empty-hint{font-size:10px;color:var(--text-muted)}.related-section{border-top:1px solid var(--border-subtle);background:#0e0e12fa;display:flex;flex-direction:column;min-height:0;overflow:hidden;transition:all .25s cubic-bezier(.16,1,.3,1)}.related-section-header{padding:8px 14px;display:flex;align-items:center;justify-content:space-between;cursor:pointer;user-select:none;background:var(--bg-secondary);transition:var(--transition);flex-shrink:0;border-bottom:1px solid rgba(255,255,255,.04)}.related-section-header:hover{background:var(--bg-tertiary)}.related-header-left{display:flex;align-items:center;gap:6px}.related-section-title{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-primary)}.related-status-pill{font-size:9px;font-weight:700;padding:2px 6px;border-radius:var(--radius-full);transition:var(--transition)}.related-status-pill.status-paused{background:var(--accent-gold-subtle);color:var(--accent-gold);border:1px solid rgba(255,215,0,.3)}.related-status-pill.status-playing{background:var(--bg-tertiary);color:var(--text-muted);border:1px solid var(--border-subtle)}.related-toggle-chevron{font-size:10px;color:var(--text-muted);transition:transform .2s ease}.related-cards-scroll{display:flex;flex-direction:column;gap:6px;padding:8px 10px 10px;overflow-y:auto;min-height:0;flex:1 1 auto;transition:max-height .25s cubic-bezier(.16,1,.3,1),opacity .2s ease}.related-section.is-collapsed{flex:0 0 auto}.related-section.is-collapsed .related-cards-scroll{max-height:0;padding:0;opacity:0;overflow:hidden;pointer-events:none}.related-section.is-collapsed .related-toggle-chevron{transform:rotate(-90deg)}.related-section.is-collapsed:hover{flex:1 1 auto}.related-section.is-collapsed:hover .related-cards-scroll{max-height:none;padding:8px 10px 10px;opacity:1;pointer-events:auto}.related-section.is-collapsed:hover .related-toggle-chevron{transform:rotate(0)}.related-section.is-expanded{flex:1 1 auto}.related-section.is-expanded .related-cards-scroll{opacity:1;pointer-events:auto}.related-section.is-expanded .related-toggle-chevron{transform:rotate(0)}.related-card{display:flex;gap:12px;padding:8px 10px;border-radius:var(--radius-md);background:var(--bg-secondary);border:1px solid var(--border-subtle);cursor:pointer;transition:var(--transition);text-align:left;user-select:none;flex-shrink:0}.related-card:hover{background:var(--bg-tertiary);border-color:#ffd70066;transform:translateY(-1px);box-shadow:0 6px 18px #00000073}.related-thumb-wrapper{position:relative;width:136px;height:76px;border-radius:var(--radius-sm);overflow:hidden;background:#000;flex-shrink:0}.related-thumb{width:100%;height:100%;object-fit:cover;transition:transform .2s ease}.related-card:hover .related-thumb{transform:scale(1.05)}.related-play-badge{position:absolute;inset:0;background:#00000073;color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;opacity:0;transition:opacity .15s ease}.related-card:hover .related-play-badge{opacity:1}.related-meta{display:flex;flex-direction:column;justify-content:space-between;min-width:0;flex:1;padding:2px 0}.related-card-title{font-size:12.5px;font-weight:600;color:var(--text-primary);line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.related-card:hover .related-card-title{color:var(--accent-gold)}.related-card-sub{display:flex;align-items:center;justify-content:space-between;gap:6px;margin-top:4px}.related-channel{font-size:11px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.related-duration-badge{font-family:var(--font-mono);font-size:10px;padding:2px 5px;background:var(--bg-tertiary);border-radius:3px;color:var(--text-secondary)}.btn-load-more{width:100%;padding:9px 14px;border-radius:var(--radius-md);background:var(--bg-secondary);border:1px dashed var(--border-subtle);color:var(--text-secondary);font-size:12px;font-weight:600;cursor:pointer;transition:var(--transition);margin-top:4px;margin-bottom:6px;display:flex;align-items:center;justify-content:center;gap:6px;flex-shrink:0}.btn-load-more:hover:not(:disabled){background:var(--bg-tertiary);border-color:var(--accent-gold);color:var(--accent-gold);transform:translateY(-1px)}.btn-load-more:disabled{opacity:.6;cursor:wait}.related-skeleton-list{display:flex;flex-direction:column;gap:8px}.related-skeleton-card{display:flex;gap:12px;padding:8px 10px;border-radius:var(--radius-md);background:var(--bg-secondary);border:1px solid var(--border-subtle)}.skeleton-thumb{width:136px;height:76px;border-radius:var(--radius-sm);background:var(--bg-tertiary);animation:shimmer 1.5s infinite linear;flex-shrink:0}.skeleton-text-group{flex:1;display:flex;flex-direction:column;gap:8px;justify-content:center}.skeleton-line{height:10px;border-radius:3px;background:var(--bg-tertiary);animation:shimmer 1.5s infinite linear}.skeleton-line.line-title{width:85%}.skeleton-line.line-sub{width:50%}@keyframes shimmer{0%{background-color:var(--bg-tertiary)}50%{background-color:var(--bg-elevated)}to{background-color:var(--bg-tertiary)}}.related-empty-state{padding:24px 10px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:6px;color:var(--text-secondary)}.empty-icon{font-size:20px}.empty-title{font-size:12px;font-weight:600;color:var(--text-primary)}.empty-desc{font-size:10px;color:var(--text-muted);max-width:220px}.creator-card{max-width:680px;margin:40px auto;background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:32px;box-shadow:0 24px 60px #0009}.creator-header{text-align:center;margin-bottom:24px}.creator-title{font-size:22px;font-weight:800;letter-spacing:-.02em;margin-bottom:6px}.creator-subtitle{font-size:13px;color:var(--text-secondary);line-height:1.5}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:18px}.form-label{font-size:12px;font-weight:600;color:var(--text-secondary)}.form-input,.form-textarea{background:var(--bg-tertiary);border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-primary);padding:10px 12px;font-family:inherit;font-size:13px;transition:var(--transition);outline:none}.form-input:focus,.form-textarea:focus{border-color:var(--border-focus);background:var(--bg-elevated);box-shadow:0 0 0 2px var(--accent-gold-glow)}.form-textarea{min-height:80px;font-family:var(--font-mono);font-size:12px;resize:vertical}.form-hint{font-size:11px;color:var(--text-muted)}.creator-actions{display:flex;align-items:center;gap:10px;margin-top:20px}.toast-container{position:fixed;bottom:20px;left:50%;transform:translate(-50%);z-index:10000;display:flex;flex-direction:column;gap:6px;align-items:center;pointer-events:none}.toast{pointer-events:auto;background:#1c1c22f5;color:var(--text-primary);border:1px solid var(--border-focus);padding:8px 16px;border-radius:var(--radius-full);box-shadow:0 12px 36px #0009;backdrop-filter:blur(12px);font-size:12px;font-weight:500;display:flex;align-items:center;gap:10px;animation:toastIn .2s cubic-bezier(.16,1,.3,1)}.toast-undo-btn{background:var(--accent-gold);color:#000;border:none;padding:3px 8px;border-radius:var(--radius-full);font-size:10px;font-weight:700;cursor:pointer}.toast-undo-btn:hover{background:#ffe033}@keyframes toastIn{0%{opacity:0;transform:translateY(12px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}kbd{background:var(--bg-tertiary);border:1px solid var(--border-subtle);border-radius:4px;padding:2px 5px;font-family:var(--font-mono);font-size:10px;color:var(--text-secondary)}