:root{--bg: #0f0f0f;--surface: #1a1a1a;--surface2: #222222;--border: #2a2a2a;--text: #e5e5e5;--text-dim: #888888;--accent: #6366f1;--accent-hover: #818cf8;--danger: #ef4444;--success: #22c55e;--radius: 12px;--radius-sm: 8px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;overflow:hidden}.hidden{display:none!important}.view{width:100vw;height:100vh;display:flex;align-items:center;justify-content:center}.lobby-content{text-align:center;max-width:420px;padding:2rem}.lobby-logo{margin-bottom:1rem;display:flex;justify-content:center}.lobby-content h1{font-size:2.5rem;font-weight:700;letter-spacing:-.03em;margin-bottom:.5rem}.subtitle{color:var(--text-dim);font-size:1rem;line-height:1.6;margin-bottom:2rem}.lobby-actions{display:flex;flex-direction:column;gap:1rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border:none;border-radius:var(--radius);font-size:1rem;font-weight:600;cursor:pointer;transition:all .15s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--surface2);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.btn-small{padding:.4rem .8rem;font-size:.875rem;border-radius:var(--radius-sm);background:var(--accent);color:#fff;border:none;cursor:pointer;font-weight:600}.divider{display:flex;align-items:center;gap:1rem;color:var(--text-dim);font-size:.875rem}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border)}.join-form{display:flex;gap:.5rem}.join-form input{flex:1;padding:.75rem 1rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:1rem;outline:none;text-transform:lowercase;letter-spacing:.05em}.join-form input:focus{border-color:var(--accent)}.lobby-footer{margin-top:2rem;color:var(--text-dim);font-size:.8rem}.video-grid{width:100vw;height:calc(100vh - 80px);display:grid;gap:4px;padding:4px;background:var(--bg);align-content:center}.video-grid[data-count="1"]{grid-template-columns:1fr}.video-grid[data-count="2"],.video-grid[data-count="3"]{grid-template-columns:1fr 1fr}.video-grid[data-count="4"]{grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr}.video-grid[data-count="5"],.video-grid[data-count="6"]{grid-template-columns:1fr 1fr 1fr;grid-template-rows:1fr 1fr}.video-tile{position:relative;background:var(--surface);border-radius:var(--radius);overflow:hidden;display:flex;align-items:center;justify-content:center;min-height:200px}.video-tile video{width:100%;height:100%;object-fit:cover;border-radius:var(--radius)}.video-tile .name-tag{position:absolute;bottom:8px;left:8px;background:#0009;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff;padding:2px 10px;border-radius:20px;font-size:.8rem;font-weight:500}.video-tile .muted-indicator{position:absolute;top:8px;right:8px;background:#ef4444cc;color:#fff;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem}.video-tile video.mirror{transform:scaleX(-1)}.avatar-circle{width:80px;height:80px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:700;color:#fff}.controls{position:fixed;bottom:0;left:0;right:0;height:80px;background:var(--surface);border-top:1px solid var(--border);display:flex;align-items:center;justify-content:center;gap:.75rem;padding:0 1rem;z-index:100}.control-btn{width:52px;height:52px;border-radius:50%;border:none;background:var(--surface2);color:var(--text);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s}.control-btn:hover{background:var(--border)}.control-btn.active{background:var(--accent);color:#fff}.control-btn.off{background:#ef444440;color:#ef4444}.control-btn-danger{background:#ef444426;color:#ef4444}.control-btn-danger:hover{background:#ef4444;color:#fff}.control-btn-danger:active{background:#dc2626;color:#fff}.btn-icon{background:none;border:none;color:var(--text-dim);cursor:pointer;font-size:1.1rem;padding:4px;transition:color .15s}.btn-icon:hover{color:var(--text)}.chat-panel{position:fixed;right:0;top:0;bottom:80px;width:320px;background:var(--surface);border-left:1px solid var(--border);display:flex;flex-direction:column;z-index:90}.chat-header{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;border-bottom:1px solid var(--border);font-weight:600}.chat-messages{flex:1;overflow-y:auto;padding:.75rem;display:flex;flex-direction:column;gap:.5rem}.chat-msg{max-width:85%}.chat-msg-name{font-size:.75rem;color:var(--accent);font-weight:600;margin-bottom:2px}.chat-msg-text{font-size:.9rem;color:var(--text);background:var(--surface2);padding:6px 12px;border-radius:4px 12px 12px;word-break:break-word}.chat-msg.self .chat-msg-text{background:var(--accent);color:#fff;border-top-left-radius:12px;border-top-right-radius:4px;margin-left:auto}.chat-msg.self{align-self:flex-end}.chat-form{display:flex;gap:.5rem;padding:.75rem;border-top:1px solid var(--border)}.chat-form input{flex:1;padding:.5rem .75rem;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:.9rem;outline:none}.chat-form input:focus{border-color:var(--accent)}.room-info{position:fixed;top:12px;left:12px;display:flex;align-items:center;gap:8px;background:#0009;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:6px 14px;border-radius:20px;font-size:.85rem;z-index:100;color:var(--text-dim)}.room-info span{font-family:SF Mono,Fira Code,monospace;letter-spacing:.05em}.connecting-content{text-align:center;color:var(--text-dim)}.connecting-content p{margin-top:1rem}.connecting-detail{font-size:.85rem;color:var(--text-dim);font-family:monospace}.spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:600px){.chat-panel{width:100%}.video-grid[data-count="3"],.video-grid[data-count="4"],.video-grid[data-count="5"],.video-grid[data-count="6"]{grid-template-columns:1fr 1fr}}