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(max-width:600px){.av-canvas-box{height:140px}}.av-canvas{width:100%;height:100%;display:block;position:absolute;top:0;left:0}.av-canvas-overlay{text-align:center;z-index:10;background:#090a0fd9;flex-direction:column;justify-content:center;align-items:center;padding:24px;display:flex;position:absolute;inset:0}.av-mic-icon-wrapper{background:var(--bg-hover);border:1px solid var(--border);width:64px;height:64px;color:var(--accent);transition:var(--transition-spring);border-radius:50%;justify-content:center;align-items:center;margin-bottom:20px;display:flex;box-shadow:0 0 24px #3b82f61a}.av-canvas-box:hover .av-mic-icon-wrapper{border-color:var(--accent);transform:scale(1.05);box-shadow:0 0 32px #3b82f633}.av-start-btn-centered{background:var(--accent);color:#fff;cursor:pointer;transition:var(--transition-spring);border:none;border-radius:50px;justify-content:center;align-items:center;gap:10px;padding:14px 28px;font-size:15px;font-weight:600;display:inline-flex;box-shadow:0 4px 20px 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16px;display:flex}.av-band-card.active{border-color:var(--accent);box-shadow:0 0 12px #3b82f608}.av-band-info{flex-direction:column;gap:2px;display:flex}.av-band-name{color:var(--text-primary);font-size:13px;font-weight:600}.av-band-range{color:var(--text-dim);font-size:11px}.av-band-indicator{background:var(--bg-card);border:1px solid var(--border);width:10px;height:10px;transition:var(--transition-spring);border-radius:50%}.av-band-indicator.active{background:var(--success);box-shadow:0 0 10px var(--success), 0 0 20px var(--success);border-color:#0000}.av-canvas-denied-overlay{text-align:center;z-index:10;background:#000;flex-direction:column;justify-content:center;align-items:center;padding:24px;display:flex;position:absolute;inset:0}.av-error-prompt{color:#fff;max-width:85%;margin:0;font-size:14px;font-weight:500;line-height:1.6}@media (min-width:901px){.av-left-panel{flex-direction:column;height:100%;display:flex}.av-left-panel 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