/* TechTools — case-convert styles (auto-extracted) */
.convert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 10px; margin-bottom: 16px;
  }
  .convert-btn {
    padding: 10px 16px; border-radius: 10px;
    font-size: 13px; font-weight: 500; cursor: pointer;
    border: 1px solid rgba(147,129,255,0.2);
    background: rgba(255,255,255,0.05);
    color: var(--text-secondary);
    transition: all 0.25s ease; text-align: center;
    white-space: nowrap;
  }
  .convert-btn:hover {
    background: rgba(147,129,255,0.15);
    border-color: rgba(147,129,255,0.4);
    color: var(--text-primary);
    box-shadow: 0 0 16px rgba(147,129,255,0.15);
  }
  .convert-btn:active {
    transform: scale(0.96);
    background: rgba(147,129,255,0.25);
  }
  .convert-btn .shortcut {
    display: block; font-size: 10px; color: var(--text-muted);
    margin-top: 2px;
  }