/* 响应式设计优化 CSS */
/* 适用于所有设备的通用响应式样式 */

/* 基础断点 */
:root {
    --mobile-breakpoint: 480px;
    --tablet-breakpoint: 768px;
    --desktop-breakpoint: 1024px;
    --large-desktop-breakpoint: 1440px;
    --extra-large-desktop-breakpoint: 1920px;
}

/* 增强的响应式工具类 */
.responsive-container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.responsive-grid {
    display: grid;
    gap: var(--space-md);
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.responsive-flex {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.responsive-hide-mobile { display: block; }
.responsive-show-mobile { display: none; }
.responsive-hide-tablet { display: block; }
.responsive-show-tablet { display: none; }
.responsive-hide-desktop { display: block; }
.responsive-show-desktop { display: none; }

/* 通用响应式工具类 */
.responsive-hide-mobile {
    display: block;
}

.responsive-show-mobile {
    display: none;
}

.responsive-grid-auto {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.responsive-flex-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

/* 移动端优化 */
@media (max-width: 768px) {
    /* 新增：移动端专用优化 */
    .mobile-optimized {
        -webkit-touch-callout: none;
        -webkit-user-select: none;
        -khtml-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
        -webkit-tap-highlight-color: transparent;
    }
    
    /* 优化触摸体验 */
    .touch-friendly {
        min-height: 44px;
        min-width: 44px;
        padding: 12px;
    }
    
    /* 移动端图片优化 */
    .mobile-image {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
    
    /* 移动端网格优化 */
    .mobile-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 10px;
        padding: 10px;
    }
    
    .mobile-grid-item {
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }
    
    .mobile-grid-item img {
        width: 100%;
        height: 120px;
        object-fit: cover;
    }
    
    /* 移动端分类标签优化 */
    .mobile-category-tabs {
        display: flex;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 8px;
        gap: 6px;
        background: var(--primary-white);
    }
    
    .mobile-category-tab {
        flex: 0 0 auto;
        padding: 10px 14px;
        border-radius: 20px;
        background: var(--off-white);
        border: 1px solid #e1e8ed;
        font-size: 14px;
        white-space: nowrap;
    }
    
    .mobile-category-tab.active {
        background: var(--btn-primary);
        color: white;
        border-color: var(--btn-primary);
    }
    
    /* 移动端布局控制按钮优化 */
    .mobile-layout-controls {
        display: flex;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 8px;
        gap: 6px;
        background: var(--primary-white);
        margin-bottom: 10px;
    }
    
    .mobile-layout-btn {
        flex: 0 0 auto;
        padding: 8px 12px;
        border-radius: 16px;
        background: var(--off-white);
        border: 1px solid #e1e8ed;
        font-size: 13px;
        white-space: nowrap;
    }
    
    .mobile-layout-btn.active {
        background: var(--btn-primary);
        color: white;
        border-color: var(--btn-primary);
    }
    
    /* 移动端图片信息优化 */
    .mobile-image-info {
        padding: 8px;
    }
    
    .mobile-image-name {
        font-size: 13px;
        font-weight: 500;
        margin: 0 0 4px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    
    .mobile-image-date {
        font-size: 11px;
        color: var(--text-secondary);
    }
}

/* 超小屏幕设备 (≤ 320px) */
@media (max-width: 320px) {
    .responsive-container {
        padding: 0 var(--space-sm);
    }
    
    .responsive-grid {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }
    
    .responsive-flex {
        flex-direction: column;
        gap: var(--space-sm);
    }
    /* 容器调整 */
    .admin-container,
    .gallery-container,
    .welcome-container {
        padding: 8px !important;
        margin: 0 !important;
    }
    
    /* 卡片样式 */
    .ant-card,
    .hero-card,
    .stat-card {
        border-radius: 6px !important;
        margin-bottom: 12px !important;
        padding: 12px !important;
    }
    
    /* 导航栏 */
    .nav-container {
        flex-direction: column !important;
        gap: 8px !important;
        padding: 12px !important;
    }
    
    .nav-links {
        flex-direction: column !important;
        width: 100% !important;
        gap: 6px !important;
    }
    
    .nav-link {
        text-align: center !important;
        padding: 10px !important;
        width: 100% !important;
        font-size: 14px !important;
    }
    
    /* 图库网格 */
    .gallery-grid {
        grid-template-columns: 1fr !important;
        gap: 8px !important;
    }
    
    .gallery-item img {
        height: 140px !important;
    }
    
    /* 统计网格 */
    .stats-grid {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }
    
    .stat-card {
        padding: 16px !important;
    }
    
    .stat-number {
        font-size: 24px !important;
    }
    
    /* 分类标签 */
    .category-tabs {
        flex-direction: row !important; /* 保持水平滑动 */
        overflow-x: auto !important;
        white-space: nowrap !important;
        padding: 1px !important;
        gap: 1px !important;
    }
    
    .category-tab {
        flex: 0 0 auto !important; /* 不收缩 */
        padding: 3px 5px !important;
        font-size: 10px !important;
        border-bottom: 1px solid transparent !important;
        min-height: 24px !important;
        text-align: center !important;
    }
    
    .category-tab.active {
        border-bottom: 2px solid #1890ff !important;
        border-left: none !important;
    }
    
    /* 表单 */
    .form-control,
    .form-input {
        font-size: 16px !important; /* 防止iOS缩放 */
        padding: 10px !important;
    }
    
    /* 按钮 */
    .ant-btn {
        min-height: 40px !important; /* iOS触摸友好 */
        font-size: 14px !important;
        padding: 8px 12px !important;
    }
    
    .btn-group {
        flex-direction: column !important;
        gap: 8px !important;
    }
    
    /* 缩略图网格 */
    .thumbnail-grid {
        grid-template-columns: 1fr !important;
        gap: 6px !important;
    }
    
    .thumbnail-item img {
        height: 100px !important;
    }
    
    /* 批量操作 */
    .batch-actions {
        padding: 10px !important;
    }
    
    .batch-actions > div {
        grid-template-columns: 1fr !important;
        gap: 10px !important;
    }
    
    /* 分页 */
    .pagination a,
    .pagination span {
        min-width: 32px !important;
        height: 32px !important;
        font-size: 12px !important;
        padding: 0 8px !important;
    }
    
    /* 模态框 */
    .ant-modal {
        width: 98% !important;
        margin: 8px !important;
        max-height: 95vh !important;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 12px !important;
    }
    
    /* 上传区域 */
    .ant-upload-area {
        padding: 20px 12px !important;
    }
    
    .upload-icon {
        font-size: 28px !important;
    }
    
    /* 卡密倒计时小组件 */
    .card-timer-widget {
        bottom: 6px !important;
        right: 6px !important;
        padding: 4px 6px !important;
        font-size: 9px !important;
        border-radius: 4px !important;
    }
    
    .timer-icon {
        font-size: 8px !important;
    }
    
    .timer-value {
        min-width: 30px !important;
    }
}

/* 移动设备 (321px - 480px) */
@media (min-width: 321px) and (max-width: 480px) {
    .responsive-container {
        padding: 0 var(--space-md);
    }
    
    .responsive-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
    }
    
    .responsive-flex {
        flex-direction: column;
        gap: var(--space-md);
    }
    /* 隐藏/显示元素 */
    .responsive-hide-mobile {
        display: none !important;
    }
    
    .responsive-show-mobile {
        display: block !important;
    }
    
    /* 容器调整 */
    .admin-container,
    .gallery-container,
    .welcome-container {
        padding: 12px !important;
        margin: 0 !important;
    }
    
    /* 卡片样式 */
    .ant-card,
    .hero-card,
    .stat-card {
        border-radius: 8px !important;
        margin-bottom: 16px !important;
    }
    
    /* 导航栏 */
    .nav-container {
        flex-direction: column !important;
        gap: 12px !important;
        padding: 16px !important;
    }
    
    .nav-links {
        flex-direction: column !important;
        width: 100% !important;
        gap: 8px !important;
    }
    
    .nav-link {
        text-align: center !important;
        padding: 12px !important;
        width: 100% !important;
    }
    
    /* 图库网格 */
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 12px !important;
    }
    
    .gallery-item img {
        height: 160px !important;
    }
    
    /* 统计网格 */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 12px !important;
    }
    
    /* 分类标签 */
    .category-tabs {
        flex-direction: column !important;
    }
    
    .category-tab {
        padding: 12px 16px !important;
        text-align: center !important;
        border-bottom: 1px solid #f0f0f0 !important;
        border-right: none !important;
    }
    
    .category-tab.active {
        border-left: 3px solid #1890ff !important;
        border-bottom: 1px solid #f0f0f0 !important;
    }
    
    /* 表单 */
    .form-control,
    .form-input {
        font-size: 16px !important; /* 防止iOS缩放 */
        padding: 12px !important;
    }
    
    /* 按钮 */
    .ant-btn {
        min-height: 44px !important; /* iOS触摸友好 */
        font-size: 16px !important;
    }
    
    .btn-group {
        flex-direction: column !important;
        gap: 12px !important;
    }
    
    /* 缩略图网格 */
    .thumbnail-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 8px !important;
    }
    
    .thumbnail-item img {
        height: 120px !important;
    }
    
    /* 批量操作 */
    .batch-actions {
        padding: 12px !important;
    }
    
    .batch-actions > div {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }
    
    /* 分页 */
    .pagination a,
    .pagination span {
        min-width: 36px !important;
        height: 36px !important;
        font-size: 14px !important;
    }
    
    /* 模态框 */
    .ant-modal {
        width: 95% !important;
        margin: 12px !important;
    }
    
    /* 上传区域 */
    .ant-upload-area {
        padding: 24px 16px !important;
    }
    
    .upload-icon {
        font-size: 32px !important;
    }
    
    /* 卡密倒计时小组件 */
    .card-timer-widget {
        bottom: 8px !important;
        right: 8px !important;
        padding: 6px 8px !important;
        font-size: 10px !important;
        border-radius: 6px !important;
    }
    
    .timer-icon {
        font-size: 10px !important;
    }
    
    .timer-value {
        min-width: 35px !important;
    }
}

/* 平板设备 (481px - 768px) */
@media (min-width: 481px) and (max-width: 768px) {
    .responsive-container {
        padding: 0 var(--space-lg);
    }
    
    .responsive-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--space-lg);
    }
    
    .responsive-flex {
        gap: var(--space-lg);
    }
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 16px !important;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
    
    .thumbnail-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }
    
    .category-tabs {
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch !important;
    }
    
    .nav-container {
        flex-direction: column !important;
        gap: 16px !important;
    }
    
    .nav-links {
        flex-wrap: wrap !important;
        justify-content: center !important;
    }
    
    /* 卡密倒计时小组件 */
    .card-timer-widget {
        bottom: 10px !important;
        right: 10px !important;
        padding: 8px 10px !important;
        font-size: 11px !important;
        border-radius: 8px !important;
    }
    
    .timer-icon {
        font-size: 12px !important;
    }
    
    .timer-value {
        min-width: 40px !important;
    }
    
    /* 新增：优化移动端图片网格体验 */
    .gallery-item {
        transition: transform 0.2s ease !important;
    }
    
    .gallery-item:hover {
        transform: translateY(-2px) !important;
    }
    
    .gallery-item img {
        height: 180px !important;
    }
}

/* 小屏幕桌面设备 (769px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .responsive-container {
        max-width: 960px;
        padding: 0 var(--space-xl);
    }
    
    .responsive-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: var(--space-xl);
    }
    .gallery-grid {
        grid-template-columns: repeat(4, 1fr) !important;
    }
    
    .thumbnail-grid {
        grid-template-columns: repeat(4, 1fr) !important;
    }
    
    .stats-grid {
        grid-template-columns: repeat(4, 1fr) !important;
    }
    
    /* 卡密倒计时小组件 */
    .card-timer-widget {
        bottom: 15px !important;
        right: 15px !important;
        padding: 10px 12px !important;
        font-size: 12px !important;
    }
    
    .timer-icon {
        font-size: 14px !important;
    }
    
    .timer-value {
        min-width: 50px !important;
    }
}

/* 大屏幕桌面设备 (1025px - 1440px) */
@media (min-width: 1025px) and (max-width: 1440px) {
    .responsive-container {
        max-width: 1200px;
        padding: 0 var(--space-2xl);
    }
    
    .responsive-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: var(--space-2xl);
    }
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)) !important;
        gap: 20px !important;
    }
    
    .thumbnail-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)) !important;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)) !important;
    }
    
    /* 卡密倒计时小组件 */
    .card-timer-widget {
        bottom: 20px !important;
        right: 20px !important;
        padding: 12px 16px !important;
        font-size: 14px !important;
    }
    
    .timer-icon {
        font-size: 16px !important;
    }
    
    .timer-value {
        min-width: 60px !important;
    }
}

/* 超大屏幕设备 (≥ 1441px) */
@media (min-width: 1441px) {
    .responsive-container {
        max-width: 1400px;
        padding: 0 var(--space-2xl);
    }
    
    .responsive-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: var(--space-2xl);
    }
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)) !important;
        gap: 24px !important;
    }
    
    .thumbnail-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)) !important;
        gap: 16px !important;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)) !important;
        gap: 24px !important;
    }
    
    .admin-container {
        max-width: 1600px !important;
        margin: 0 auto !important;
    }
    
    /* 卡密倒计时小组件 */
    .card-timer-widget {
        bottom: 25px !important;
        right: 25px !important;
        padding: 14px 18px !important;
        font-size: 15px !important;
        border-radius: 12px !important;
    }
    
    .timer-icon {
        font-size: 18px !important;
    }
    
    .timer-value {
        min-width: 65px !important;
    }
}

/* 横屏优化 */
@media (orientation: landscape) and (max-height: 500px) {
    .responsive-container {
        padding: var(--space-sm);
    }
    
    .responsive-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: var(--space-sm);
    }
    .login-container,
    .welcome-container {
        padding: 12px !important;
    }
    
    .login-form,
    .hero-card {
        max-height: 90vh !important;
        overflow-y: auto !important;
    }
    
    .card-header,
    .hero-banner {
        padding: 16px !important;
        min-height: auto !important;
    }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    /* 增大触摸目标 */
    .touch-target {
        min-height: 44px !important;
        min-width: 44px !important;
        padding: var(--space-md) !important;
    }
    
    /* 优化图片交互 */
    .touch-img {
        -webkit-touch-callout: none !important;
        -webkit-user-select: none !important;
        user-select: none !important;
    }
    
    /* 移除hover效果 */
    .no-hover:hover {
        transform: none !important;
        box-shadow: 0 2px 8px rgba(0,0,0,0.1) !important;
    }
    
    /* 简化动画 */
    * {
        transition-duration: 0.2s !important;
    }
    /* 增大触摸目标 */
    .nav-link,
    .category-tab,
    .ant-btn {
        min-height: 44px !important;
        padding: 12px 16px !important;
    }
    
    /* 优化图片交互 */
    .gallery-item img,
    .thumbnail-item img {
        -webkit-touch-callout: none !important;
        -webkit-user-select: none !important;
        user-select: none !important;
    }
    
    /* 移除hover效果 */
    .gallery-item:hover,
    .thumbnail-item:hover,
    .stat-card:hover {
        transform: none !important;
        box-shadow: 0 2px 8px rgba(0,0,0,0.1) !important;
    }
    
    /* 简化动画 */
    * {
        transition-duration: 0.2s !important;
    }
    
    /* 卡密倒计时小组件触摸优化 */
    .card-timer-widget {
        min-height: 40px !important;
        padding: 8px 12px !important;
    }
}

/* 减少动画偏好 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .no-motion {
        transform: none !important;
        animation: none !important;
    }
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
    .high-contrast {
        border-width: 2px !important;
        outline: 2px solid #000 !important;
    }
    
    .high-contrast-text {
        color: #000 !important;
        background: #fff !important;
    }
    .ant-btn {
        border-width: 2px !important;
    }
    
    .category-tab.active {
        border-bottom-width: 4px !important;
    }
    
    .ant-card {
        border-width: 2px !important;
    }
    
    /* 卡密倒计时小组件高对比度 */
    .card-timer-widget {
        border: 2px solid #000 !important;
        background: #fff !important;
    }
    
    .timer-text {
        color: #000 !important;
    }
    
    .timer-value {
        color: #0066cc !important;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    .dark-mode-support {
        background: #1a1a1a !important;
        color: #e0e0e0 !important;
    }
    
    .dark-mode-border {
        border: 1px solid #444 !important;
    }
    /* 卡密倒计时小组件深色模式 */
    .card-timer-widget {
        background: rgba(30, 30, 30, 0.95) !important;
        border: 1px solid rgba(255, 255, 255, 0.1) !important;
    }
    
    .timer-text {
        color: #e0e0e0 !important;
    }
    
    .timer-value {
        color: #72e3ad !important;
    }
}

/* 打印样式 */
@media print {
    .no-print {
        display: none !important;
    }
    
    .print-only {
        display: block !important;
    }
    
    .print-grid {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 10px !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    .nav-container,
    .category-tabs,
    .batch-actions,
    .action-buttons,
    .pagination,
    .card-timer-widget {
        display: none !important;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 10px !important;
    }
    
    .gallery-item img {
        height: auto !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .ant-card {
        box-shadow: none !important;
        border: 1px solid #ccc !important;
    }
}

/* 高DPI屏幕优化 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .high-dpi {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
    
    .sharp-shadow {
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15) !important;
    }
    .gallery-item img,
    .thumbnail-item img {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
    
    .card-timer-widget {
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15) !important;
    }
}

/* 宽屏设备优化 */
@media (min-aspect-ratio: 16/9) {
    .wide-screen-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)) !important;
    }
    
    .wide-screen-flex {
        gap: var(--space-2xl) !important;
    }
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)) !important;
    }
    
    .thumbnail-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)) !important;
    }
}

/* 窄屏设备优化 */
@media (max-aspect-ratio: 4/3) {
    .narrow-screen-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)) !important;
    }
    
    .narrow-screen-flex {
        gap: var(--space-sm) !important;
    }
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)) !important;
    }
    
    .thumbnail-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)) !important;
    }
}