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solid var(--border-subtle)}.call-controlbar .call-btn{width:48px;height:48px;border-radius:50%;padding:0;display:flex;align-items:center;justify-content:center;background:var(--bg-panel-alt);color:var(--text-main)}.call-controlbar .call-btn:hover{background:#26262b}.call-controlbar .call-btn.toggled{background:var(--text-main);color:var(--bg-deep)}.call-controlbar .call-btn.toggled:hover{background:#cfced6}.call-controlbar .call-btn.toggled.active{background:var(--accent);color:#fff}.call-controlbar .call-btn.toggled.active:hover{background:var(--accent-hover)}.call-controlbar .call-btn.accept{background:var(--success);color:#08350f;width:56px;height:56px}.call-controlbar .call-btn.accept:hover{background:#6bf59a}.call-controlbar .call-btn.decline{background:var(--danger);color:#fff}.call-controlbar .call-btn.decline:hover{background:#f2585b}@media (max-width: 640px){.call-shell{width:100vw;height:100vh;border-radius:0}.participant-tiles{grid-template-columns:1fr}}@media (max-width: 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