:root{--bg: #0a0c10;--bg-raised: #12151b;--bg-input: #191d25;--bg-hover: #212632;--border: #232833;--border-strong: #323947;--text: #e8ebf1;--text-dim: #97a1b2;--text-faint: #7f8899;--accent: #4c8dff;--accent-soft: rgba(76, 141, 255, .14);--accent-hover: #5f9bff;--danger: #ef4b57;--danger-soft: rgba(239, 75, 87, .14);--good: #35c88a;--fair: #e2b23c;--poor: #ef4b57;--radius-sm: 7px;--radius: 11px;--radius-lg: 16px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow: 0 8px 24px rgba(0, 0, 0, .45);--shadow-lg: 0 20px 48px rgba(0, 0, 0, .55);--font: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, sans-serif;--mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;--ease: cubic-bezier(.32, .72, 0, 1);--sidebar-w: 330px;--bg-scrim: rgba(8, 10, 16, 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var(--ease)}.icon-btn:hover:not(:disabled){background:var(--bg-hover);color:var(--text)}.icon-btn:disabled{opacity:.35;cursor:not-allowed}.icon-btn.active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.icon-btn.danger:hover:not(:disabled){background:var(--danger-soft);border-color:var(--danger);color:var(--danger)}.field{background:var(--bg-input);color:var(--text);border:1px solid var(--border);border-radius:var(--radius-sm);padding:9px 11px;font:inherit;width:100%;transition:border-color .14s var(--ease)}.field:hover{border-color:var(--border-strong)}.field:focus{outline:2px solid var(--accent);outline-offset:-1px}select.field{cursor:pointer}input[type=range].field{padding:0;accent-color:var(--accent)}input[type=checkbox]{width:17px;height:17px;accent-color:var(--accent);cursor:pointer}.room-code{font-family:var(--mono);background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px 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rgba(0,0,0,.9)}.stage-actions{display:flex;gap:6px}.stage-btn{background:#0000008c;backdrop-filter:blur(8px);border-color:#ffffff24;color:#fff}.stage-btn:hover:not(:disabled){background:#000c}.audio-gate{position:absolute;inset:0;margin:auto;width:max-content;height:max-content;display:flex;flex-direction:column;align-items:center;gap:6px;padding:22px 28px;background:#0a0c10d1;backdrop-filter:blur(10px);border:1px solid var(--border-strong);border-radius:var(--radius-lg);color:var(--text);font:inherit;cursor:pointer;box-shadow:var(--shadow-lg);animation:gate-in .22s var(--ease)}.audio-gate:hover{border-color:var(--accent)}.audio-gate-icon{color:var(--accent)}.audio-gate-title{font-weight:650;font-size:15px}.audio-gate-sub{color:var(--text-dim);font-size:12px;max-width:34ch;text-align:center}@keyframes gate-in{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:none}}.strip{display:flex;gap:10px;padding:10px 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