:root{--bg-main: #0a0d14;--bg-card: rgba(18, 24, 38, .75);--border-card: rgba(255, 255, 255, .08);--border-card-hover: rgba(255, 255, 255, .16);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--host-color: #a855f7;--host-glow: rgba(168, 85, 247, .35);--guest-color: #06b6d4;--guest-glow: rgba(6, 182, 212, .35);--meter-green: #10b981;--meter-yellow: #f59e0b;--meter-red: #ef4444;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", monospace}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-main);color:var(--text-primary);min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden;background-image:radial-gradient(circle at 20% 15%,rgba(168,85,247,.08) 0%,transparent 40%),radial-gradient(circle at 80% 85%,rgba(6,182,212,.08) 0%,transparent 40%),linear-gradient(to right,rgba(255,255,255,.02) 1px,transparent 1px),linear-gradient(to bottom,rgba(255,255,255,.02) 1px,transparent 1px);background-size:100% 100%,100% 100%,40px 40px,40px 40px}.audio-permission-banner{background:linear-gradient(90deg,#7c3aed,#2563eb);color:#fff;padding:.75rem 1.5rem;display:flex;align-items:center;justify-content:center;gap:1.5rem;font-size:.9rem;font-weight:600;box-shadow:0 4px 20px #7c3aed66;z-index:100}.btn-banner{background:#fff;color:#1e1b4b;border:none;font-weight:700;padding:.4rem 1rem;border-radius:8px;cursor:pointer;box-shadow:0 2px 8px #0003;transition:transform .15s}.btn-banner:hover{transform:scale(1.04)}.app-header{padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border-card);backdrop-filter:blur(12px);background:#0a0d14cc;position:sticky;top:0;z-index:50}.logo-area{display:flex;align-items:center;gap:.85rem}.logo-icon{width:38px;height:38px;background:linear-gradient(135deg,#a855f7,#06b6d4);border-radius:10px;display:flex;align-items:center;justify-content:center;box-shadow:0 0 16px #a855f766}.logo-title{font-size:1.25rem;font-weight:800;letter-spacing:-.5px;background:linear-gradient(to right,#fff,#cbd5e1);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.logo-tag{font-size:.7rem;text-transform:uppercase;letter-spacing:1px;background:#ffffff1a;padding:2px 8px;border-radius:9999px;color:var(--text-secondary)}.on-air-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.4rem .9rem;border-radius:9999px;font-size:.75rem;font-weight:700;letter-spacing:.5px;text-transform:uppercase;background:#ffffff0d;border:1px solid var(--border-card);color:var(--text-secondary);transition:all .3s ease}.on-air-badge.live{background:#ef444426;border-color:#ef444480;color:#fca5a5;box-shadow:0 0 16px #ef44444d}.on-air-dot{width:8px;height:8px;border-radius:50%;background:#64748b;transition:all .3s ease}.on-air-badge.live .on-air-dot{background:#ef4444;box-shadow:0 0 8px #ef4444;animation:pulse-live 1.5s infinite}@keyframes pulse-live{0%{transform:scale(1);opacity:1}50%{transform:scale(1.3);opacity:.5}to{transform:scale(1);opacity:1}}.room-actions{display:flex;align-items:center;gap:.75rem}.room-id-pill{font-family:var(--font-mono);font-size:.8rem;background:#ffffff0a;border:1px solid var(--border-card);padding:.4rem .8rem;border-radius:8px;color:var(--text-secondary)}.btn-invite{display:flex;align-items:center;gap:.5rem;background:linear-gradient(135deg,#2563eb,#3b82f6);color:#fff;border:none;padding:.5rem 1rem;border-radius:8px;font-size:.85rem;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:0 4px 12px #2563eb4d}.btn-invite:hover{transform:translateY(-1px);box-shadow:0 6px 16px #2563eb66}.btn-invite:active{transform:translateY(0)}.studio-container{flex:1;display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;padding:2rem;max-width:1500px;width:100%;margin:0 auto}@media (max-width: 960px){.studio-container{grid-template-columns:1fr;padding:1rem}}.studio-booth{background:var(--bg-card);border:1px solid var(--border-card);border-radius:20px;padding:2rem;display:flex;flex-direction:column;backdrop-filter:blur(16px);position:relative;overflow:hidden;transition:all .3s ease;box-shadow:0 8px 32px #0000004d}.studio-booth:hover{border-color:var(--border-card-hover)}.booth-host{border-top:3px solid var(--host-color)}.booth-guest{border-top:3px solid var(--guest-color)}.booth-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.speaker-role{display:flex;align-items:center;gap:.6rem}.role-badge{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;padding:.25rem .65rem;border-radius:6px}.booth-host .role-badge{background:#a855f726;color:#d8b4fe;border:1px solid rgba(168,85,247,.3)}.booth-guest .role-badge{background:#06b6d426;color:#67e8f9;border:1px solid rgba(6,182,212,.3)}.speaker-name-input{background:transparent;border:1px dashed transparent;color:var(--text-primary);font-size:1.25rem;font-weight:700;padding:.2rem .5rem;border-radius:6px;outline:none;transition:all .2s;max-width:200px}.speaker-name-input:focus,.speaker-name-input:hover{border-color:var(--border-card-hover);background:#ffffff0a}.speaking-indicator{display:inline-flex;align-items:center;gap:.4rem;padding:.3rem .75rem;border-radius:9999px;font-size:.7rem;font-weight:700;text-transform:uppercase;background:#ffffff0d;color:var(--text-muted);transition:all .2s ease}.speaking-indicator.active{background:#10b98133;color:#6ee7b7;border:1px solid rgba(16,185,129,.4);box-shadow:0 0 12px #10b98140}.speaking-indicator.muted{background:#ef444426;color:#fca5a5;border:1px solid rgba(239,68,68,.3)}.booth-visual-center{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1rem 0;position:relative}.avatar-wrapper{position:relative;width:130px;height:130px;display:flex;align-items:center;justify-content:center}.vocal-aura{position:absolute;inset:0;border-radius:50%;pointer-events:none;transition:transform .05s ease-out,opacity .05s ease-out;transform:scale(1);opacity:.15}.booth-host .vocal-aura{background:radial-gradient(circle,var(--host-glow) 0%,transparent 70%)}.booth-guest .vocal-aura{background:radial-gradient(circle,var(--guest-glow) 0%,transparent 70%)}.avatar-disc{width:95px;height:95px;border-radius:50%;background:#ffffff0a;border:2px solid var(--border-card);display:flex;align-items:center;justify-content:center;position:relative;z-index:2;transition:all .15s ease;box-shadow:0 8px 24px #0006}.booth-host .avatar-disc.active{border-color:var(--host-color);box-shadow:0 0 25px var(--host-glow)}.booth-guest .avatar-disc.active{border-color:var(--guest-color);box-shadow:0 0 25px var(--guest-glow)}.avatar-disc svg{width:42px;height:42px;stroke:var(--text-secondary);transition:all .15s ease}.avatar-disc.active svg{stroke:#fff}.connection-status-pill{margin-top:.85rem;font-size:.8rem;color:var(--text-secondary);background:#ffffff0a;padding:.35rem .85rem;border-radius:9999px;display:inline-flex;align-items:center;gap:.4rem}.meter-container{margin-top:1rem;background:#00000059;border:1px solid var(--border-card);border-radius:14px;padding:1.25rem}.meter-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.meter-title{font-size:.75rem;text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary);font-weight:600}.meter-readout{font-family:var(--font-mono);font-size:.85rem;font-weight:700;color:#cbd5e1}.vu-bar-wrapper{position:relative;height:22px;background:#ffffff0f;border-radius:6px;overflow:hidden;display:flex;align-items:center;padding:2px}.vu-bar-fill{height:100%;width:0%;border-radius:4px;background:linear-gradient(to right,var(--meter-green) 0%,var(--meter-green) 60%,var(--meter-yellow) 60%,var(--meter-yellow) 82%,var(--meter-red) 82%,var(--meter-red) 100%);transition:width .04s ease-out}.vu-bar-peak{position:absolute;top:2px;bottom:2px;width:3px;background:#fff;border-radius:2px;box-shadow:0 0 6px #fff;transition:left .04s ease-out}.vu-ticks{display:flex;justify-content:space-between;margin-top:.4rem;font-family:var(--font-mono);font-size:.65rem;color:var(--text-muted)}.canvas-wrapper{margin-top:.85rem;height:110px;width:100%;background:#00000040;border-radius:12px;border:1px solid rgba(255,255,255,.04);overflow:hidden;position:relative}.canvas-wrapper canvas{width:100%;height:100%;display:block}.extra-controls{margin-top:1rem;background:#ffffff05;border:1px solid var(--border-card);border-radius:10px;padding:.75rem 1rem}.control-row{display:flex;flex-direction:column;gap:.4rem}.control-label{display:flex;justify-content:space-between;font-size:.8rem;color:var(--text-secondary)}.label-val{font-family:var(--font-mono);color:#d8b4fe;font-weight:700}.custom-range{width:100%;height:6px;background:#ffffff1a;border-radius:4px;outline:none;cursor:pointer;accent-color:var(--host-color)}.booth-controls{margin-top:1rem;display:flex;gap:.75rem;align-items:center;flex-wrap:wrap}.btn-control{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.7rem 1.1rem;border-radius:10px;font-size:.85rem;font-weight:600;cursor:pointer;border:1px solid var(--border-card);background:#ffffff0f;color:var(--text-primary);transition:all .2s ease}.btn-control:hover{background:#ffffff1a;border-color:var(--border-card-hover)}.btn-control.active{background:#10b98126;border-color:#10b98166;color:#6ee7b7}.btn-control.muted{background:#ef444426;border-color:#ef444466;color:#fca5a5}.btn-secondary{background:#ffffff0a}.btn-secondary.active{background:#3b82f633;border-color:#3b82f680;color:#93c5fd}.device-select{flex:1;min-width:160px;padding:.7rem .85rem;background:#0006;border:1px solid var(--border-card);border-radius:10px;color:var(--text-secondary);font-size:.85rem;outline:none;cursor:pointer}.device-select:focus{border-color:var(--border-card-hover);color:var(--text-primary)}.toast-container{position:fixed;bottom:2rem;right:2rem;z-index:100;display:flex;flex-direction:column;gap:.5rem}.toast{background:#1e293b;color:#fff;padding:.75rem 1.25rem;border-radius:10px;border:1px solid rgba(255,255,255,.1);font-size:.85rem;box-shadow:0 10px 25px #00000080;display:flex;align-items:center;gap:.5rem;animation:slide-in .3s ease}@keyframes slide-in{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}