.aiab-demo-section {
      padding: 48px 0;
      border-bottom: 1px solid var(--color-border, #eee);
    }

    .aiab-demo-section:last-child {
      border-bottom: none;
    }

    .theme-selector {
      display: flex;
      gap: 16px;
      margin: 32px 0;
    }

    .theme-card {
      flex: 1;
      padding: 24px;
      background: var(--color-surface, white);
      border: 2px solid var(--color-border, #dedede);
      border-radius: 12px;
      cursor: pointer;
      transition: all var(--duration-fast) var(--ease-apple-bounce);
      text-align: center;
    }

    .theme-card:hover {
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    .theme-card.aiab-active {
      border-color: var(--color-primary);
      box-shadow: 0 0 0 3px rgba(237, 139, 0, 0.15);
    }

    .theme-icon {
      font-size: 48px;
      margin-bottom: 16px;
    }

    .theme-name {
      font-size: 1.125rem;
      font-weight: 600;
      color: var(--color-text, #333);
      margin-bottom: 8px;
    }

    .theme-desc {
      font-size: 0.875rem;
      color: var(--color-text-secondary, #666);
    }

    .component-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 32px;
      margin: 32px 0;
    }

    .aiab-component-card {
      background: var(--card-background, white);
      padding: 24px;
      border-radius: 12px;
      border: 1px solid var(--card-border, #dedede);
      box-shadow: var(--shadow-sm, 0 2px 4px rgba(0, 0, 0, 0.05));
    }

    .aiab-component-card h3 {
      margin-top: 0;
      margin-bottom: 16px;
      color: var(--color-text, #333);
    }

    .color-palette {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
      gap: 16px;
      margin: 32px 0;
    }

    .color-swatch {
      height: 80px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.75rem;
      font-weight: 600;
      position: relative;
      overflow: hidden;
    }

    .color-label {
      background: rgba(255, 255, 255, 0.9);
      color: #000;
      padding: 4px 8px;
      border-radius: 4px;
      backdrop-filter: blur(10px);
    }

    .preview-section {
      padding: 32px;
      background: var(--color-surface, #fafafa);
      border-radius: 12px;
      margin: 32px 0;
    }

    .aiab-stats-row {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
      gap: 24px;
      margin: 32px 0;
    }

    .aiab-stat-card {
      text-align: center;
      padding: 24px;
      background: var(--color-surface-elevated, white);
      border-radius: 12px;
      border: 1px solid var(--color-border, #dedede);
    }

    .aiab-stat-value {
      font-size: 2.5rem;
      font-weight: 700;
      color: var(--color-primary);
      line-height: 1;
      margin-bottom: 8px;
    }

    .aiab-stat-label {
      font-size: 0.875rem;
      color: var(--color-text-secondary, #666);
      text-transform: uppercase;
      letter-spacing: 0.05em;
    }

    .keyboard-shortcut {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      padding: 4px 8px;
      background: var(--color-surface-elevated, #f5f5f5);
      border: 1px solid var(--color-border, #dedede);
      border-radius: 4px;
      font-family: var(--font-family-monospace);
      font-size: 0.875rem;
      color: var(--color-text, #333);
    }

    .kbd {
      padding: 2px 4px;
      background: var(--color-surface, white);
      border: 1px solid var(--color-border-strong, #ccc);
      border-radius: 3px;
      box-shadow: 0 1px 0 rgba(0, 0, 0, 0.1);
      font-weight: 600;
    }