:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;color:#fff;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9;color:#213547}}.container{max-width:1200px;margin:0 auto;padding:2rem}.demo-section{margin-bottom:3rem;padding:2rem;border:1px solid #ccc;border-radius:8px}.demo-section h2{margin-top:0;color:#646cff}.video-container{position:relative;margin:1rem 0}.video-container video{width:100%;max-width:640px;height:auto;border-radius:8px}.controls{display:flex;gap:1rem;margin:1rem 0;flex-wrap:wrap}.status{margin:1rem 0;padding:1rem;border-radius:4px;background-color:#f5f5f5;color:#333}.progress-bar{width:100%;height:20px;background-color:#e0e0e0;border-radius:10px;overflow:hidden;margin:1rem 0}.progress-fill{height:100%;background-color:#646cff;transition:width .3s ease}.report-section{margin-top:2rem;padding:1rem;background-color:#f9f9f9;border-radius:8px;color:#333}.report-section pre{overflow-x:auto;white-space:pre-wrap;word-wrap:break-word}.app{min-height:100vh;background-color:var(--bg-color, #f5f5f5);color:var(--text-color, #333)}.header{background:linear-gradient(135deg,#646cff,#535bf2);color:#fff;padding:2rem;text-align:center;margin-bottom:2rem}.header h1{margin:0;font-size:2.5rem}.main-container{display:grid;grid-template-columns:1fr 400px;gap:2rem;max-width:1200px;margin:0 auto;padding:0 2rem}@media (max-width: 768px){.main-container{grid-template-columns:1fr;gap:1rem}}.video-section{display:flex;flex-direction:column;align-items:center}.video-container{position:relative;width:100%;max-width:640px;background:#000;border-radius:12px;overflow:hidden;box-shadow:0 4px 20px #0000001a}.video-container-inner{position:relative;width:100%;height:100%}.face-detector-video{width:100%;height:auto;display:block}.face-detector-canvas{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}.info-section{display:flex;flex-direction:column;gap:1rem}.status-card,.countdown-card,.progress-card,.result-card{background:#fff;border-radius:8px;padding:1.5rem;box-shadow:0 2px 10px #0000001a;border:1px solid #e0e0e0}.status-card h3,.countdown-card h3,.progress-card h3,.result-card h3{margin:0 0 1rem;color:#646cff;font-size:1.1rem}.status-text{font-size:1.2rem;font-weight:600;padding:.5rem 1rem;background:#f0f8ff;border-radius:4px;text-align:center;color:#646cff}.countdown-text{font-size:3rem;font-weight:700;text-align:center;color:#ff6b6b;animation:pulse 1s infinite}@keyframes pulse{0%{opacity:1}50%{opacity:.5}to{opacity:1}}.progress-bar{width:100%;height:24px;background:#e0e0e0;border-radius:12px;overflow:hidden;margin:.5rem 0}.progress-fill{height:100%;background:linear-gradient(90deg,#646cff,#535bf2);transition:width .3s ease;border-radius:12px}.progress-text{text-align:center;font-weight:600;color:#646cff}.controls{display:flex;gap:.5rem;flex-direction:column}.btn-primary,.btn-secondary{padding:1rem 1.5rem;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;border:none}.btn-primary{background:linear-gradient(135deg,#646cff,#535bf2);color:#fff}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,#535bf2,#4c4bef);transform:translateY(-2px);box-shadow:0 4px 12px #646cff4d}.btn-secondary{background:#6c757d;color:#fff}.btn-secondary:hover:not(:disabled){background:#5a6268;transform:translateY(-2px);box-shadow:0 4px 12px #6c757d4d}.btn-primary:disabled,.btn-secondary:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.result-data{max-height:300px;overflow-y:auto;background:#f8f9fa;padding:1rem;border-radius:4px;border:1px solid #e9ecef}.result-data pre{margin:0;font-size:.85rem;line-height:1.4;color:#495057}.error{background:#f8d7da;color:#721c24;padding:1rem;border-radius:8px;margin:1rem 0;border:1px solid #f5c6cb}@media (prefers-color-scheme: dark){.app{--bg-color: #1a1a1a;--text-color: #e0e0e0}.status-card,.countdown-card,.progress-card,.result-card{background:#2d2d2d;border-color:#404040;color:#e0e0e0}.status-text{background:#1a2332;color:#7dd3fc}.result-data{background:#1e1e1e;border-color:#404040;color:#e0e0e0}.error{background:#2d1b1b;color:#f8d7da;border-color:#5c2b2b}}