:root{--bg-primary: #1a1a2e;--bg-secondary: #16213e;--bg-tertiary: #0f3460;--accent: #e94560;--accent-hover: #ff6b6b;--text-primary: #ffffff;--text-secondary: #a0a0a0;--text-muted: #666666;--border-color: #2a2a4a;--success: #4ade80;--warning: #fbbf24;--error: #ef4444;--shadow: 0 4px 6px -1px rgba(0, 0, 0, .3);--radius: 8px;--radius-lg: 12px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh}.app-container{max-width:1200px;margin:0 auto;padding:20px}header{text-align:center;margin-bottom:30px}header h1{font-size:2rem;font-weight:600;margin-bottom:8px}.subtitle{color:var(--text-secondary);font-size:1rem}.upload-section{margin-bottom:30px}.upload-area{border:2px dashed var(--border-color);border-radius:var(--radius-lg);padding:60px 40px;text-align:center;cursor:pointer;transition:all .3s ease;background:var(--bg-secondary)}.upload-area:hover,.upload-area.dragover{border-color:var(--accent);background:#e945601a}.upload-content svg{color:var(--text-secondary);margin-bottom:16px}.upload-content p{font-size:1.1rem;margin-bottom:8px}.upload-hint{font-size:.85rem;color:var(--text-muted)}.video-section{margin-bottom:30px}.video-controls-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.view-mode-toggle{display:flex;gap:8px}.view-btn{display:flex;align-items:center;gap:6px;padding:8px 16px;border:1px solid var(--border-color);background:var(--bg-secondary);color:var(--text-secondary);border-radius:var(--radius);cursor:pointer;transition:all .2s ease;font-size:.9rem}.view-btn:hover{border-color:var(--accent);color:var(--text-primary)}.view-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}.video-container{position:relative;background:#000;border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:16 / 9}#videoPlayer{width:100%;height:100%;object-fit:contain}.roi-overlay{position:absolute;top:0;left:0;width:100%;height:100%;cursor:crosshair}.pano-container{position:absolute;top:0;left:0;width:100%;height:100%}.roi-instructions{position:absolute;bottom:60px;left:50%;transform:translate(-50%);background:#000c;padding:10px 20px;border-radius:var(--radius);font-size:.9rem;color:var(--text-secondary);pointer-events:none;transition:opacity .3s ease}.roi-instructions.hidden{opacity:0}.video-playback-controls{display:flex;align-items:center;gap:15px;padding:15px;background:var(--bg-secondary);border-radius:0 0 var(--radius-lg) var(--radius-lg);margin-top:-4px}.control-btn{background:none;border:none;color:var(--text-primary);cursor:pointer;padding:8px;border-radius:var(--radius);transition:background .2s ease;display:flex;align-items:center;justify-content:center}.control-btn:hover{background:var(--bg-tertiary)}.control-btn.small{padding:4px}.time-display{font-size:.9rem;color:var(--text-secondary);font-variant-numeric:tabular-nums;min-width:100px}.seek-bar{flex:1;height:6px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--bg-tertiary);border-radius:3px;cursor:pointer}.seek-bar::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;background:var(--accent);border-radius:50%;cursor:pointer;transition:transform .1s ease}.seek-bar::-webkit-slider-thumb:hover{transform:scale(1.2)}.volume-control{display:flex;align-items:center}.settings-section{background:var(--bg-secondary);border-radius:var(--radius-lg);padding:25px;margin-bottom:30px}.settings-section h2{font-size:1.25rem;margin-bottom:20px}.settings-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:25px;margin-bottom:25px}.setting-item label{display:block;font-size:.95rem;margin-bottom:10px;color:var(--text-primary)}.slider-container{display:flex;align-items:center;gap:12px}.slider-container input[type=range]{flex:1;height:6px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--bg-tertiary);border-radius:3px;cursor:pointer}.slider-container input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;background:var(--accent);border-radius:50%;cursor:pointer}.slider-container span{min-width:40px;text-align:right;font-weight:600;color:var(--accent)}.setting-hint{display:block;font-size:.8rem;color:var(--text-muted);margin-top:6px}.roi-status{display:flex;align-items:center;gap:10px;padding:15px;background:var(--bg-primary);border-radius:var(--radius);margin-bottom:20px}.status-icon{width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem}.status-icon.warning{background:var(--warning);color:#000}.status-icon.success{background:var(--success);color:#000}.action-buttons{display:flex;gap:15px;justify-content:flex-end}.primary-btn,.secondary-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:var(--radius);font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s ease;border:none}.primary-btn{background:var(--accent);color:#fff}.primary-btn:hover:not(:disabled){background:var(--accent-hover)}.primary-btn:disabled{opacity:.5;cursor:not-allowed}.secondary-btn{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.secondary-btn:hover:not(:disabled){border-color:var(--accent)}.secondary-btn:disabled{opacity:.5;cursor:not-allowed}.secondary-btn.small{padding:8px 16px;font-size:.9rem}.progress-section{background:var(--bg-secondary);border-radius:var(--radius-lg);padding:25px;margin-bottom:30px}.progress-section h2{font-size:1.25rem;margin-bottom:20px}.progress-container{margin-bottom:25px}.progress-bar{height:12px;background:var(--bg-tertiary);border-radius:6px;overflow:hidden;margin-bottom:10px}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-hover));border-radius:6px;width:0%;transition:width .3s ease}.progress-info{display:flex;justify-content:space-between;font-size:.9rem;color:var(--text-secondary)}.processing-stats{display:flex;gap:40px;margin-bottom:25px}.stat{text-align:center}.stat-value{display:block;font-size:1.5rem;font-weight:600;color:var(--accent);margin-bottom:4px}.stat-label{font-size:.85rem;color:var(--text-secondary)}.results-section{background:var(--bg-secondary);border-radius:var(--radius-lg);padding:25px}.results-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.results-header h2{font-size:1.25rem}.export-buttons{display:flex;gap:10px}.results-summary{display:flex;gap:30px;padding:20px;background:var(--bg-primary);border-radius:var(--radius);margin-bottom:20px}.summary-item{text-align:center}.summary-value{display:block;font-size:1.5rem;font-weight:600;color:var(--accent)}.summary-label{font-size:.85rem;color:var(--text-secondary)}.events-list{max-height:400px;overflow-y:auto;margin-bottom:20px}.event-item{display:flex;align-items:center;gap:15px;padding:15px;background:var(--bg-primary);border-radius:var(--radius);margin-bottom:10px;cursor:pointer;transition:all .2s ease;border:1px solid transparent}.event-item:hover{border-color:var(--accent)}.event-item.selected{border-color:var(--accent);background:#4f46e526;box-shadow:0 0 0 2px #4f46e54d}.event-number{width:32px;height:32px;background:var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.9rem;flex-shrink:0}.event-details{flex:1}.event-time{font-weight:500;margin-bottom:4px}.event-duration{font-size:.85rem;color:var(--text-secondary)}.event-intensity{display:flex;align-items:center;gap:8px}.intensity-bar{width:60px;height:6px;background:var(--bg-tertiary);border-radius:3px;overflow:hidden}.intensity-fill{height:100%;background:var(--success);border-radius:3px}.intensity-label{font-size:.8rem;color:var(--text-muted)}.event-download-btn{width:36px;height:36px;border-radius:50%;background:var(--bg-tertiary);border:none;color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;flex-shrink:0}.event-download-btn:hover{background:var(--accent);color:#fff}.event-download-btn:disabled{opacity:.5;cursor:not-allowed}.event-download-btn.downloading{background:var(--accent);color:#fff;animation:pulse 1s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}.results-actions{display:flex;justify-content:center}footer{text-align:center;padding:20px;color:var(--text-muted);font-size:.85rem}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--border-color)}@media (max-width: 768px){.app-container{padding:15px}header h1{font-size:1.5rem}.upload-area{padding:40px 20px}.video-controls-top{flex-direction:column;gap:10px}.view-mode-toggle{width:100%}.view-btn{flex:1;justify-content:center}.video-playback-controls{flex-wrap:wrap}.seek-bar{order:10;width:100%;flex:none}.settings-grid{grid-template-columns:1fr}.action-buttons{flex-direction:column}.action-buttons button{width:100%;justify-content:center}.processing-stats{flex-wrap:wrap;gap:20px}.stat{flex:1;min-width:80px}.results-header{flex-direction:column;gap:15px}.results-summary{flex-wrap:wrap;gap:15px}.summary-item{flex:1;min-width:80px}}[hidden]{display:none!important}