/* 移动端响应式样式 */

/* 通用移动端适配 */
@media (max-width: 48rem) {
    /* 容器和布局 */
    .container-fluid {
        padding-left: 12px;
        padding-right: 12px;
    }
    
    .row {
        margin-left: -8px;
        margin-right: -8px;
    }
    
    .col,
    [class*="col-"] {
        padding-left: 8px;
        padding-right: 8px;
    }
    
    /* 卡片组件 */
    .card {
        border-radius: 0.375rem;
        box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    }
    
    .card-header {
        padding: 12px;
        font-size: 0.9rem;
        font-weight: 600;
    }
    
    .card-body {
        padding: 12px;
    }
    
    .card-footer {
        padding: 8px 12px;
    }
    
    /* 按钮组件 */
    .btn {
        padding: 8px 16px;
        font-size: 0.9rem;
        border-radius: 0.375rem;
        min-height: 44px;
    }
    
    .btn-sm {
        padding: 6px 12px;
        font-size: 0.8rem;
        min-height: 36px;
    }
    
    .btn-lg {
        padding: 12px 24px;
        font-size: 16px;
        min-height: 52px;
    }
    
    .btn-group {
        flex-wrap: wrap;
        gap: 4px;
    }
    
    .btn-group .btn {
        margin-bottom: 4px;
        flex: 1;
        min-width: 120px;
    }
    
    /* 表单组件 */
    .form-control {
        font-size: 16px; /* 防止iOS自动缩放 */
        padding: 12px;
        border-radius: 0.375rem;
        min-height: 44px;
    }
    
    .form-control-sm {
        font-size: 0.875rem;
        padding: 8px;
        min-height: 36px;
    }
    
    .form-select {
        font-size: 1rem;
        padding: 12px;
        min-height: 44px;
    }
    
    .form-floating > label {
        font-size: 0.9rem;
        padding: 12px;
    }
    
    .form-floating > .form-control {
        padding: 16px 12px 4px;
    }
    
    .input-group {
        flex-wrap: wrap;
    }
    
    .input-group > .form-control {
        flex: 1;
        min-width: 0;
    }
    
    /* 表格组件 */
    .table-responsive {
        font-size: 0.85rem;
        border-radius: 0.375rem;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .table {
        margin-bottom: 0;
    }
    
    .table th {
        padding: 8px 4px;
        font-size: 0.8rem;
        font-weight: 600;
        white-space: nowrap;
        border-bottom: 2px solid #dee2e6;
    }
    
    .table td {
        padding: 8px 4px;
        font-size: 0.85rem;
        white-space: nowrap;
        vertical-align: middle;
    }
    
    .table-striped tbody tr:nth-of-type(odd) {
        background-color: rgba(0,0,0,0.02);
    }
    
    .table-hover tbody tr:hover {
        background-color: rgba(0,0,0,0.05);
    }
    
    /* 分页组件 */
    .pagination {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .page-link {
        padding: 8px 12px;
        font-size: 0.9rem;
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* 模态框组件 */
    .modal-dialog {
        margin: 8px;
        max-width: calc(100% - 16px);
    }
    
    .modal-header {
        padding: 16px;
        border-bottom: 1px solid #dee2e6;
    }
    
    .modal-body {
        padding: 16px;
        max-height: 60vh;
        overflow-y: auto;
    }
    
    .modal-footer {
        padding: 12px 16px;
        border-top: 1px solid #dee2e6;
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .modal-footer .btn {
        flex: 1;
        min-width: 100px;
    }
    
    /* 下拉菜单 */
    .dropdown-menu {
        font-size: 0.9rem;
        border-radius: 0.375rem;
        box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    }
    
    .dropdown-item {
        padding: 12px 16px;
        min-height: 44px;
        display: flex;
        align-items: center;
    }
    
    /* 导航组件 */
    .nav-tabs {
        border-bottom: 2px solid #dee2e6;
        flex-wrap: wrap;
    }
    
    .nav-tabs .nav-link {
        padding: 12px 16px;
        font-size: 0.9rem;
        border-radius: 0.375rem 0.375rem 0 0;
        min-width: 80px;
        text-align: center;
    }
    
    .nav-pills .nav-link {
        padding: 8px 16px;
        font-size: 0.9rem;
        border-radius: 1.25rem;
        margin-bottom: 4px;
    }
    
    /* 面包屑导航 */
    .breadcrumb {
        font-size: 0.8rem;
        padding: 8px 0;
        margin-bottom: 16px;
        flex-wrap: wrap;
    }
    
    .breadcrumb-item {
        margin-bottom: 4px;
    }
    
    /* 警告框 */
    .alert {
        padding: 12px;
        font-size: 0.9rem;
        border-radius: 0.375rem;
        margin-bottom: 16px;
    }
    
    .alert-dismissible .btn-close {
        padding: 12px;
    }
    
    /* 徽章 */
    .badge {
        font-size: 0.7rem;
        padding: 0.35em 0.65em;
    }
    
    /* 进度条 */
    .progress {
        height: 24px;
        border-radius: 0.375rem;
    }
    
    /* 列表组 */
    .list-group-item {
        padding: 12px;
        font-size: 0.9rem;
        border-radius: 0.375rem;
        margin-bottom: 4px;
    }
    
    .list-group-item-action {
        min-height: 44px;
        display: flex;
        align-items: center;
    }
}

/* 小屏幕设备适配 */
@media (max-width: 36rem) {
    /* 更紧凑的布局 */
    .container-fluid {
        padding-left: 8px;
        padding-right: 8px;
    }
    
    .card-header {
        padding: 8px;
        font-size: 0.85rem;
    }
    
    .card-body {
        padding: 8px;
    }
    
    .btn {
        padding: 6px 12px;
        font-size: 0.85rem;
    }
    
    .btn-sm {
        padding: 4px 8px;
        font-size: 0.75rem;
        min-height: 32px;
    }
    
    .form-control {
        padding: 8px;
        font-size: 0.875rem;
    }
    
    .table th,
    .table td {
        padding: 4px;
        font-size: 0.75rem;
    }
    
    .modal-dialog {
        margin: 4px;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 12px;
    }
    
    .page-link {
        padding: 6px 8px;
        font-size: 0.8rem;
        min-width: 36px;
        min-height: 36px;
    }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    /* 增大可点击区域 */
    .btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    .btn-sm {
        min-height: 36px;
        min-width: 36px;
    }
    
    .form-control,
    .form-select {
        min-height: 44px;
    }
    
    .dropdown-item,
    .list-group-item-action {
        min-height: 48px;
    }
    
    .page-link {
        min-height: 44px;
        min-width: 44px;
    }
    
    .nav-link {
        min-height: 44px;
    }
    
    /* 移除悬停效果 */
    .btn:hover,
    .card:hover,
    .list-group-item:hover {
        transform: none;
        box-shadow: none;
    }
    
    /* 增强点击反馈 */
    .btn:active,
    .dropdown-item:active,
    .list-group-item-action:active {
        background-color: rgba(0,0,0,0.1);
        transform: scale(0.98);
    }
}

/* 横屏模式优化 */
@media (max-width: 48rem) and (orientation: landscape) {
    .modal-body {
        max-height: 40vh;
    }
    
    .sidebar {
        width: 200px;
    }
    
    .table-responsive {
        max-height: 50vh;
        overflow-y: auto;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    .table-striped tbody tr:nth-of-type(odd) {
        background-color: rgba(255,255,255,0.05);
    }
    
    .table-hover tbody tr:hover {
        background-color: rgba(255,255,255,0.1);
    }
    
    .sidebar-overlay {
        background: rgba(0, 0, 0, 0.7);
    }
}

/* 减少动画效果（节省电池） */
@media (prefers-reduced-motion: reduce) {
    .sidebar,
    .sidebar-overlay,
    .btn,
    .modal {
        transition: none;
    }
    
    .btn:active {
        transform: none;
    }
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
    .btn {
        border-width: 2px;
    }
    
    .form-control,
    .form-select {
        border-width: 2px;
    }
    
    .table th,
    .table td {
        border-width: 2px;
    }
}

/* 打印样式 */
@media print {
    .sidebar,
    .sidebar-overlay,
    .top-navbar,
    .btn,
    .pagination {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0 !important;
    }
    
    .table {
        font-size: 0.8rem;
    }
    
    .card {
        border: 1px solid #000;
        box-shadow: none;
    }
}