:root{--bg-primary: #0f0f0f;--bg-secondary: #1a1a2e;--bg-tertiary: #16213e;--bg-input: #1e1e3a;--accent: #e94560;--accent-hover: #ff6b81;--text-primary: #e1e1e1;--text-secondary: #a0a0b0;--border: #2a2a4a;--success: #2ecc71;--shadow: rgba(0, 0, 0, .3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh}#root{min-height:100vh}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.app-container{display:flex;flex-direction:column;min-height:100vh}.header{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;background:var(--bg-secondary);border-bottom:1px solid var(--border)}.header h1{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--accent),#ff6b81);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.header .room-info{display:flex;align-items:center;gap:12px;font-size:.85rem;color:var(--text-secondary)}.header .room-id{background:var(--bg-tertiary);padding:4px 10px;border-radius:4px;font-family:monospace;cursor:pointer;transition:background .2s}.header .room-id:hover{background:var(--bg-input)}.home{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:24px;background:linear-gradient(135deg,var(--bg-primary),var(--bg-secondary))}.home h1{font-size:3rem;font-weight:800;margin-bottom:8px;background:linear-gradient(135deg,var(--accent),#ff6b81);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.home p{color:var(--text-secondary);margin-bottom:40px;font-size:1.1rem}.home-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:16px;padding:32px;width:100%;max-width:420px;margin-bottom:20px}.home-card h2{font-size:1.2rem;margin-bottom:20px;text-align:center}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:.85rem;color:var(--text-secondary);margin-bottom:6px}.form-group input{width:100%;padding:10px 14px;background:var(--bg-input);border:1px solid var(--border);border-radius:8px;color:var(--text-primary);font-size:.95rem;outline:none;transition:border-color .2s}.form-group input:focus{border-color:var(--accent)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border:none;border-radius:8px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .2s;width:100%}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-input)}.btn-small{padding:6px 12px;font-size:.8rem;width:auto}.btn-icon{width:36px;height:36px;padding:0;border-radius:50%;font-size:1rem}.room-layout{display:flex;flex:1;overflow:hidden}.main-content{flex:1;display:flex;flex-direction:column;min-width:0}.sidebar{width:320px;display:flex;flex-direction:column;border-left:1px solid var(--border);background:var(--bg-secondary)}.video-container{flex:1;background:#000;display:flex;align-items:center;justify-content:center;position:relative;min-height:0}.video-container video,.video-container iframe{width:100%;height:100%;border:none}.video-container .no-video{text-align:center;color:var(--text-secondary)}.video-container .no-video h2{font-size:1.5rem;margin-bottom:8px}.video-controls{display:flex;align-items:center;gap:12px;padding:10px 16px;background:var(--bg-secondary);border-top:1px solid var(--border)}.video-controls button{background:none;border:none;color:var(--text-primary);font-size:1.2rem;cursor:pointer;padding:4px;transition:color .2s}.video-controls button:hover{color:var(--accent)}.video-controls .time{font-size:.8rem;color:var(--text-secondary);font-family:monospace}.video-url-bar{display:flex;gap:8px;padding:10px 16px;background:var(--bg-tertiary);border-top:1px solid var(--border)}.video-url-bar input{flex:1;padding:8px 12px;background:var(--bg-input);border:1px solid var(--border);border-radius:6px;color:var(--text-primary);font-size:.85rem;outline:none}.video-url-bar input:focus{border-color:var(--accent)}.chat-panel{flex:1;display:flex;flex-direction:column;min-height:0}.chat-header{padding:12px 16px;border-bottom:1px solid var(--border);font-weight:600;font-size:.9rem}.chat-messages{flex:1;overflow-y:auto;padding:12px 16px;display:flex;flex-direction:column;gap:8px}.chat-msg{display:flex;flex-direction:column;gap:2px}.chat-msg .sender{font-size:.8rem;font-weight:600}.chat-msg .text{font-size:.9rem;color:var(--text-secondary);word-break:break-word}.chat-msg .time{font-size:.7rem;color:var(--text-secondary);opacity:.5}.chat-input{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--border)}.chat-input input{flex:1;padding:8px 12px;background:var(--bg-input);border:1px solid var(--border);border-radius:6px;color:var(--text-primary);font-size:.9rem;outline:none}.chat-input input:focus{border-color:var(--accent)}.participants-list{padding:12px 16px;border-bottom:1px solid var(--border)}.participants-list h3{font-size:.8rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}.participant{display:flex;align-items:center;gap:8px;padding:4px 0;font-size:.85rem}.participant .dot{width:8px;height:8px;border-radius:50%}.participant .host-badge{font-size:.7rem;background:var(--accent);padding:1px 6px;border-radius:4px;color:#fff}.video-chat{border-top:1px solid var(--border);padding:8px;display:flex;gap:8px;flex-wrap:wrap;max-height:200px;overflow-y:auto}.video-chat video{width:120px;height:90px;object-fit:cover;border-radius:8px;background:#000}.video-chat .local-video{border:2px solid var(--accent)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--bg-secondary);border:1px solid var(--border);border-radius:16px;padding:24px;max-width:400px;width:90%}.modal h2{margin-bottom:16px}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);background:var(--bg-tertiary);border:1px solid var(--border);padding:10px 20px;border-radius:8px;font-size:.9rem;z-index:200;animation:slideUp .3s ease}@keyframes slideUp{0%{transform:translate(-50%) translateY(20px);opacity:0}to{transform:translate(-50%) translateY(0);opacity:1}}.screenshare-btn{position:absolute;top:12px;right:12px;z-index:10}.torrent-bar{display:flex;align-items:center;gap:8px;padding:8px 16px;background:var(--bg-tertiary);font-size:.8rem;color:var(--text-secondary)}.torrent-bar .progress-bar{flex:1;height:4px;background:var(--border);border-radius:2px;overflow:hidden}.torrent-bar .progress-fill{height:100%;background:var(--accent);transition:width .3s}@media(max-width:768px){.room-layout{flex-direction:column}.sidebar{width:100%;border-left:none;border-top:1px solid var(--border);max-height:50vh}.main-content{min-height:50vh}}