/* css/responsive.css - 美化升级版 */

/* 小屏幕 */
@media (max-width: 768px) {
  :root {
    --header-height: 56px;
  }

  .app-header {
    padding: 0 var(--spacing-md);
  }

  .header-center {
    margin: 0 var(--spacing-sm);
    max-width: 200px;
  }

  .logo span {
    display: none;
  }

  .search-input {
    padding: 8px 12px;
    padding-left: 36px;
    font-size: var(--font-size-sm);
  }

  .search-btn {
    left: 2px;
    width: 28px;
    height: 28px;
  }

  .search-btn svg {
    width: 16px;
    height: 16px;
  }

  .breadcrumb {
    padding: 10px var(--spacing-md);
  }

  .main-content {
    padding: var(--spacing-md);
  }

  .file-list.view-list .file-item {
    padding: 10px 12px;
    gap: 10px;
  }

  .file-icon {
    width: 38px;
    height: 38px;
    border-radius: 8px;
  }

  .file-icon svg {
    width: 20px;
    height: 20px;
  }

  .file-meta {
    flex-direction: column;
    gap: 0;
    font-size: 10px;
  }

  .modal-content {
    width: 96%;
    max-height: 95vh;
    border-radius: var(--border-radius);
  }

  .modal-body {
    padding: var(--spacing-md);
  }

  .stats-bar {
    flex-wrap: wrap;
    gap: var(--spacing-sm);
  }

  .icon-btn {
    width: 36px;
    height: 36px;
  }
}

/* 中等屏幕 */
@media (min-width: 769px) and (max-width: 1024px) {
  .header-center {
    max-width: 360px;
  }

  .file-list.view-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }
}

/* 大屏幕 */
@media (min-width: 1440px) {
  :root {
    --content-max-width: 1600px;
  }

  .header-center {
    max-width: 560px;
  }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
  .file-item {
    padding: 14px var(--spacing-md);
  }

  .icon-btn {
    min-width: 44px;
    min-height: 44px;
  }

  .file-item:hover {
    transform: none;
  }

  .file-item:active {
    background: var(--bg-hover);
    transform: scale(0.98);
  }
}

/* 打印样式 */
@media print {
  .app-header,
  .breadcrumb,
  .search-wrapper,
  .header-right,
  .stats-bar,
  .app-footer {
    display: none !important;
  }

  .main-content {
    padding: 0;
  }

  .file-item {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid var(--border-color);
    margin-bottom: 2px;
    transform: none !important;
    animation: none !important;
  }
}