.preset-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
      gap: 8px;
      margin-top: 8px;
    }
    .preset-btn {
      padding: 10px 12px;
      background: var(--color-bg);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      cursor: pointer;
      text-align: left;
      font-family: var(--font-body);
      transition: all var(--transition-fast);
    }
    .preset-btn:hover {
      border-color: var(--color-primary-subtle);
      background: var(--color-primary-light);
    }
    .preset-btn.active {
      border-color: var(--color-primary);
      background: var(--color-primary-light);
    }
    .preset-btn .preset-name {
      font-size: 0.8rem;
      font-weight: 600;
      color: var(--color-text);
      display: block;
    }
    .preset-btn .preset-dims {
      font-size: 0.7rem;
      font-family: var(--font-mono);
      color: var(--color-text-muted);
    }
    .dimension-inputs {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .dimension-inputs input {
      width: 100px;
      text-align: center;
    }
    .lock-btn {
      width: 36px;
      height: 36px;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      background: var(--color-bg);
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all var(--transition-fast);
      font-size: 1rem;
    }
    .lock-btn.locked {
      background: var(--color-primary-light);
      border-color: var(--color-primary-subtle);
    }
    .original-dims {
      font-size: 0.8rem;
      color: var(--color-text-muted);
      font-family: var(--font-mono);
      margin-top: 4px;
    }