/* 移动端自适应 - 全局响应式样式 */
@media (max-width: 768px) {
  /* 布局 */
  .layout { flex-direction: column; }
  .main { margin-left: 0; padding: 10px; }
  .header { padding: 10px 15px; }
  .header h1 { font-size: 18px; }
  .breadcrumb { font-size: 12px; }

  /* 侧边栏变顶部导航 */
  .sidebar {
    width: 100%;
    height: auto;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  }
  .sidebar .logo {
    padding: 8px 15px;
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .sidebar .logo-text {
    font-size: 14px;
    white-space: nowrap;
  }
  .sidebar .logo-icon { font-size: 18px; }
  .sidebar .nav {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding: 0 5px 5px 5px;
    gap: 0;
    -webkit-overflow-scrolling: touch;
  }
  .sidebar .nav-item {
    padding: 8px 12px;
    font-size: 12px;
    flex: 0 0 auto;
    text-align: center;
    white-space: nowrap;
    border-radius: 4px;
    margin-right: 2px;
  }
  .sidebar .nav-item .nav-icon { display: none; }
  .sidebar .user-info {
    display: none;
  }
  .sidebar .user-mobile {
    display: flex;
    padding: 8px 15px;
    background: rgba(255,255,255,0.05);
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
  }
  .sidebar .user-mobile .btn-logout {
    padding: 4px 10px;
    font-size: 12px;
  }

  /* 内容区 */
  .content { padding: 0; }

  /* 筛选栏 */
  .filter-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 10px;
  }
  .filter-bar > * {
    width: 100% !important;
    margin: 0 !important;
    min-width: 0 !important;
  }
  .filter-bar select,
  .filter-bar input,
  .filter-bar .date-input,
  .filter-bar .search-input {
    width: 100%;
    padding: 10px 12px;
    font-size: 14px;
  }
  .filter-bar .btn {
    padding: 10px 12px;
    font-size: 14px;
  }

  /* 数据表 - 卡片化展示 */
  .table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .data-table {
    font-size: 12px;
    min-width: 600px;
  }
  .data-table th,
  .data-table td {
    padding: 8px 6px;
    white-space: nowrap;
  }

  /* 弹窗 */
  .modal-content {
    width: 95%;
    max-width: none;
    margin: 10px auto;
    max-height: 90vh;
    overflow-y: auto;
  }
  .modal-body { padding: 15px; }
  .modal-header { padding: 12px 15px; }
  .modal-footer {
    flex-direction: column;
    gap: 8px;
  }
  .modal-footer .btn {
    width: 100%;
    margin: 0 !important;
  }

  /* 表单 */
  .form-row {
    flex-direction: column;
    gap: 0;
  }
  .form-group {
    margin-bottom: 12px;
  }
  .form-group label {
    font-size: 13px;
  }
  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 10px 12px;
    font-size: 14px;
  }

  /* 统计卡片 */
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .stat-card {
    padding: 12px;
  }
  .stat-card .stat-value { font-size: 20px; }
  .stat-card .stat-label { font-size: 12px; }

  /* 按钮 */
  .btn { padding: 8px 12px; font-size: 13px; }
  .btn-sm { padding: 4px 8px; font-size: 12px; }

  /* 组织架构页面 */
  .tab-bar { flex-wrap: wrap; }
  .tab-bar .tab-item { flex: 1 1 30%; }

  /* 盘点表 */
  .check-table { font-size: 12px; }
  .check-table th, .check-table td { padding: 8px 4px; }
  .check-table input[type="number"] { width: 60px; padding: 4px; }

  /* 汇总栏 */
  .summary-bar {
    flex-direction: column;
    gap: 8px;
    padding: 10px;
  }
  .summary-item { font-size: 13px; }

  /* 扫码区 */
  .scan-input { font-size: 14px; padding: 10px 12px; }
}

/* 中等屏幕 (平板) */
@media (max-width: 1024px) and (min-width: 769px) {
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  .filter-bar { flex-wrap: wrap; }
}

/* 横屏移动 */
@media (max-width: 900px) and (orientation: landscape) {
  .sidebar { position: relative; }
  .filter-bar { flex-direction: row; flex-wrap: wrap; }
  .filter-bar > * { width: auto !important; }
}