.live-popup {
    display: flex;
    flex-direction: column;
    width: 100%;
    min-height: 380px;
    max-height: 72vh;
  }
  .live-toolbar {
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .live-count {
    color: var(--text-muted);
    font-size: 12px;
  }
  .screencast-grid {
    flex: 1;
    min-height: 320px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 12px;
    padding: 16px 0 0;
    overflow-y: auto;
  }
  .screencast-grid.empty {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .screencast-grid.empty .empty-state {
    padding: 0;
  }
  .screen-tile {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }
  .screen-tile .tile-header {
    padding: 8px 12px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
  }
  .screen-tile .tile-header .tile-url {
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 280px;
  }
  .screen-tile .tile-header .tile-id { color: var(--primary); font-weight: 600; }
  .screen-tile .tile-header .tile-status {
    width: 8px; height: 8px; border-radius: 50%;
    display: inline-block; margin-left: 8px;
  }
  .screen-tile .tile-header .tile-status.streaming { background: var(--success); }
  .screen-tile .tile-header .tile-status.connecting { background: var(--warning); }
  .screen-tile .tile-header .tile-status.error { background: var(--danger); }
  .screen-tile canvas {
    width: 100%;
    background: #000;
    cursor: pointer;
  }
  .screen-tile .tile-footer {
    padding: 4px 12px;
    background: var(--bg-subtle);
    font-size: 11px;
    color: var(--text-faint);
    display: flex;
    gap: 12px;
  }