*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0a0a0a;--surface: #141414;--surface2: #1e1e1e;--surface3: #252525;--border: #2a2a2a;--border-bright:#3a3a3a;--text: #f0f0f0;--text-muted: #777;--text-dim: #555;--accent: #e63946;--accent-h: #ff4d58;--green: #22c55e;--green-dim: #16a34a;--yellow: #fbbf24;--blue: #60a5fa;--radius: 8px;--radius-lg: 12px;--shadow: 0 8px 32px rgba(0,0,0,.6);--header-h: 52px;--controls-h: 108px}html,body,#root{height:100%;font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}button{cursor:pointer;border:none;font-family:inherit;font-size:.9rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 22px;border-radius:var(--radius);font-weight:600;transition:background .15s,transform .1s,box-shadow .15s;letter-spacing:.2px}.btn:active{transform:scale(.97)}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 2px 12px #e6394659}.btn-primary:hover{background:var(--accent-h);box-shadow:0 4px 18px #e6394673}.btn-secondary{background:var(--surface2);color:var(--text);border:1px solid var(--border-bright)}.btn-secondary:hover{background:var(--surface3)}.btn-ghost{background:transparent;color:var(--text-muted)}.btn-ghost:hover{color:var(--text)}.btn-large{padding:13px 32px;font-size:1rem}.btn-control{background:var(--surface2);color:var(--text);border:1px solid var(--border-bright);padding:7px 16px;border-radius:var(--radius);font-size:.85rem;font-weight:600;white-space:nowrap}.btn-control:hover{background:var(--surface3);border-color:#4a4a4a}.btn-play{background:var(--green);color:#000;border:none;box-shadow:0 2px 10px #22c55e4d}.btn-play:hover{background:var(--green-dim)}.btn-pause{background:var(--surface2);color:var(--text);border:1px solid var(--border-bright)}.btn-pause:hover{background:var(--surface3)}.btn-copy{background:var(--surface2);border:1px solid 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#e6394626}input::placeholder{color:var(--text-dim)}.input-small{width:150px}.input-url{flex:1;min-width:0}.home-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:24px;gap:36px;background:radial-gradient(ellipse at 50% 0%,rgba(230,57,70,.08) 0%,transparent 60%),var(--bg)}.home-header{text-align:center}.logo{font-size:3rem;color:var(--accent);margin-bottom:10px;filter:drop-shadow(0 0 20px rgba(230,57,70,.4))}.home-header h1{font-size:2rem;font-weight:800;letter-spacing:-.5px;background:linear-gradient(135deg,#fff,#aaa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.tagline{color:var(--text-muted);margin-top:8px;font-size:.95rem}.home-main{width:100%;max-width:400px}.choose-mode{display:flex;flex-direction:column;align-items:stretch;gap:12px}.choose-mode .btn{width:100%}.divider{color:var(--text-dim);font-size:.85rem;text-align:center}.form-card{background:var(--surface);border:1px solid var(--border-bright);border-radius:var(--radius-lg);padding:28px;display:flex;flex-direction:column;gap:14px;box-shadow:var(--shadow)}.form-card h2{font-size:1.25rem;font-weight:700}.form-hint{color:var(--text-muted);font-size:.84rem;margin-top:-4px;line-height:1.4}.form-card label{font-size:.75rem;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.8px}.form-card input{width:100%}.form-card .btn{width:100%;margin-top:2px}.form-error{color:var(--accent);font-size:.84rem}.home-footer{color:var(--text-dim);font-size:.8rem}.room-container{display:flex;flex-direction:column;height:100vh;overflow:hidden;background:var(--bg)}.room-header{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;padding:0 20px;background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;gap:12px}.room-header-left{display:flex;align-items:center;gap:10px}.logo-small{font-size:1.2rem;color:var(--accent)}.app-name{font-weight:700;font-size:.95rem;color:var(--text)}.room-header-center{display:flex;align-items:center;gap:10px;flex:1;justify-content:center}.room-code-label{color:var(--text-muted);font-size:.78rem}.room-code{font-size:1rem;font-weight:800;letter-spacing:4px;color:var(--accent);font-family:Courier New,monospace;background:#e639461a;padding:3px 10px;border-radius:5px;border:1px solid rgba(230,57,70,.25)}.room-header-right{display:flex;align-items:center;gap:8px}.status{font-size:.78rem;font-weight:600;display:flex;align-items:center;gap:4px}.status.connected{color:var(--green)}.status.disconnected{color:var(--text-dim)}.status-dot{width:7px;height:7px;border-radius:50%;background:currentColor;display:inline-block}.status.connected .status-dot{box-shadow:0 0 6px currentColor;animation:pulse 2s infinite}@keyframes 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12px;display:flex;flex-direction:column;gap:6px}.participant-list::-webkit-scrollbar{width:4px}.participant-list::-webkit-scrollbar-track{background:transparent}.participant-list::-webkit-scrollbar-thumb{background:var(--border-bright);border-radius:4px}.participant-item{background:var(--surface2);border:1px solid var(--border);border-radius:8px;padding:9px 11px;display:flex;flex-direction:column;gap:6px;transition:border-color .15s}.participant-item:hover{border-color:var(--border-bright)}.participant-item.me{border-color:#e6394666;background:#e639460a}.participant-info{display:flex;align-items:center;justify-content:space-between;gap:8px}.participant-name{font-weight:600;font-size:.88rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.you-tag{color:var(--text-dim);font-size:.72rem;font-weight:400}.badge{font-size:.68rem;font-weight:700;padding:2px 8px;border-radius:20px;white-space:nowrap;flex-shrink:0;letter-spacing:.3px}.badge-host{background:#fbbf241f;color:var(--yellow);border:1px solid rgba(251,191,36,.3)}.badge-mod{background:#60a5fa1a;color:var(--blue);border:1px solid rgba(96,165,250,.3)}.badge-participant{background:var(--surface3);color:var(--text-dim);border:1px solid var(--border)}.participant-actions{display:flex;gap:5px;flex-wrap:wrap}.player-loading{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:var(--text-muted);background:#000}.spinner{width:32px;height:32px;border:2px solid var(--border-bright);border-top-color:var(--accent);border-radius:50%;animation:spin .75s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 720px){.room-body{flex-direction:column}.sidebar{width:100%;border-left:none;border-top:1px solid var(--border);max-height:220px}.room-code{font-size:.85rem;letter-spacing:2px}.app-name{display:none}}