*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#1a1a2e;color:#fff;min-height:100vh}::-webkit-scrollbar{display:none}html{scrollbar-width:none}.app{display:flex;flex-direction:column;min-height:100vh}.user-count{display:flex;align-items:center;gap:.5rem;font-size:.875rem;color:#ffffffb3}.controls-wrapper{display:flex;justify-content:center;gap:1rem;align-items:center}.user-count-dot{width:8px;height:8px;background:#4ade80;border-radius:50%;animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.main{flex:1;display:flex;align-items:center;justify-content:center;padding:2rem}.video-layout{display:flex;flex-direction:row;gap:1.5rem;width:100%;max-width:1200px}.video-panel{flex:1;display:flex;flex-direction:column;gap:1rem}.video-wrapper{position:relative;width:100%;aspect-ratio:16 / 9;background:#0f0f23;border-radius:12px;overflow:hidden;box-shadow:0 8px 32px #0000004d}.video-element{width:100%;height:100%;object-fit:cover}.video-placeholder{display:flex;align-items:center;justify-content:center;width:100%;height:100%;background:linear-gradient(135deg,#1a1a2e,#16213e)}.status-text{font-size:1.25rem;color:#888;text-align:center;padding:1rem}.controls{display:flex;gap:1rem}.btn{padding:.875rem 2rem;font-size:1rem;font-weight:600;border:none;border-radius:8px;cursor:pointer;transition:all .2s ease}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-start{background:#22c55e;color:#fff}.btn-start:hover{background:#16a34a;transform:translateY(-2px)}.btn-next{background:#3b82f6;color:#fff}.btn-next:hover:not(:disabled){background:#2563eb;transform:translateY(-2px)}.btn-stop{background:#ef4444;color:#fff}.btn-stop:hover{background:#dc2626;transform:translateY(-2px)}.btn-switch-camera{position:absolute;bottom:1rem;right:1rem;width:44px;height:44px;border-radius:50%;border:none;background:#0009;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;z-index:10}.btn-switch-camera:hover{background:#000c;transform:scale(1.1)}.btn-switch-camera svg{width:22px;height:22px}@media (max-width: 768px){.main{padding:0;align-items:stretch;height:100vh}.video-layout{flex-direction:column;gap:0;height:100%}.video-panel{width:100%;height:50%}.video-wrapper{height:100%;aspect-ratio:unset;border-radius:0}.remote-panel{position:relative}.remote-panel .controls-wrapper{position:absolute;bottom:1rem;left:0;right:0;z-index:10}.remote-panel .controls-wrapper{background:transparent;padding:.75rem 1rem}.btn{padding:.625rem 1.25rem;font-size:.875rem}.status-text{font-size:1rem}}@media (max-width: 480px){.main{padding:.5rem}.video-layout{gap:.5rem}.btn{padding:.5rem 1rem;font-size:.8rem}}.error-boundary{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;gap:1rem;text-align:center;padding:2rem}.error-boundary h1{font-size:1.5rem;color:#fff}.error-boundary p{color:#888}