/* ===== 产品系统样式 ===== */
/* 版本: 1.0 - 基于新闻样式创建 */
/* 创建: 2024-12-08 */

/* 基础变量 - 橙红色主题 */
:root {
    --product-primary-color: #ff6b35;
    --product-secondary-color: #f1f5f9;
    --product-accent-color: #ff8c5a;
    --product-light-orange: #fff0eb;
    --product-dark-orange: #e54d1d;
    --product-text-color: #0f172a;
    --product-text-light: #334155;
    --product-text-muted: #4b5563;
    --product-border-color: #e2e8f0;
    --product-shadow-light: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --product-shadow-medium: 0 4px 12px rgba(255, 107, 53, 0.15);
    --product-shadow-hover: 0 10px 25px rgba(255, 107, 53, 0.2);
    --product-border-radius: 12px;
    --product-transition: none;
}

/* ===== 产品横幅样式 ===== */
.product-banner {
    position: relative;
    height: 280px;
    background: linear-gradient(135deg, #e54d1d 0%, #ff6b35 50%, #ff8c5a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
    pointer-events: none;
}

#product-particles {
    display: none;
}

.product-banner-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
    padding: 0 20px;
}

.product-banner-title {
    font-size: 38px;
    font-weight: 700;
    margin-bottom: 12px;
    color: #fff;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
    letter-spacing: 2px;
}

.product-banner-subtitle {
    font-size: 16px;
    color: rgba(255,255,255,0.9);
    margin: 0;
    font-weight: 400;
}

/* ===== 面包屑导航样式 ===== */
.product-breadcrumb-wrapper {
    background: white;
    padding: 15px 0;
    border-bottom: 1px solid var(--product-border-color);
}

.product-breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    font-size: 14px;
    color: var(--product-text-light);
}

.product-breadcrumb a {
    color: var(--product-text-light);
    text-decoration: none;
    transition: var(--product-transition);
}

.product-breadcrumb a:hover {
    color: var(--product-primary-color);
}

.product-breadcrumb .separator {
    margin: 0 8px;
    color: var(--product-text-muted);
}

/* ===== 产品列表区域样式 - 美化版 ===== */
.product-list-section {
    padding: 50px 0;
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
    min-height: 600px;
}

/* 产品筛选器 - 美化版 */
.product-filter {
    background: #ffffff;
    border-radius: 16px;
    padding: 28px;
    margin-bottom: 32px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid #f1f5f9;
}

.filter-heading {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 2px solid #f1f5f9;
}

.filter-title {
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.filter-title i {
    color: #ff6b35;
    font-size: 20px;
}

.filter-view-options {
    display: flex;
    gap: 5px;
}

.view-option {
    width: 40px;
    height: 40px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--product-secondary-color);
    color: var(--product-text-light);
    cursor: pointer;
    transition: var(--product-transition);
    border: 1px solid var(--product-border-color);
}

.view-option:hover,
.view-option.active {
    background: var(--product-primary-color);
    color: white;
    border-color: var(--product-primary-color);
}

/* ===== 产品分类筛选器样式 - 简约现代版 ===== */
.product-filter .filter-categories,
.product-list-section .product-filter .filter-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 16px 0;
    background: transparent;
}

.product-filter .filter-category,
.product-list-section .product-filter .filter-category {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    background: #f1f5f9;
    color: #64748b;
    text-decoration: none;
    border-radius: 6px;
    border: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
}

/* 隐藏图标，只显示文字 */
.product-filter .filter-category .filter-icon,
.product-list-section .product-filter .filter-category .filter-icon {
    display: none;
}

.product-filter .filter-category .filter-text,
.product-list-section .product-filter .filter-category .filter-text {
    font-weight: inherit;
}

.product-filter .filter-category:hover,
.product-list-section .product-filter .filter-category:hover {
    background: #e2e8f0;
    color: #475569;
}

/* 选中状态 */
.product-filter .filter-category.active,
.product-list-section .product-filter .filter-category.active {
    background: #ff6b35;
    color: #ffffff;
    font-weight: 600;
}

.product-filter .filter-category.active .filter-text,
.product-list-section .product-filter .filter-category.active .filter-text {
    font-weight: 600;
}

/* 面包屑容器 */
.breadcrumb-wrapper {
    margin-bottom: 30px;
}

.breadcrumb {
    background: white;
    padding: 15px 20px;
    border-radius: var(--product-border-radius);
    box-shadow: var(--product-shadow-light);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    font-size: 14px;
}

.breadcrumb a {
    color: var(--product-text-light);
    text-decoration: none;
    transition: var(--product-transition);
}

.breadcrumb a:hover {
    color: var(--product-primary-color);
}

.breadcrumb .separator {
    margin: 0 8px;
    color: var(--product-text-muted);
}

/* ===== 产品瀑布流样式 - 优化版 ===== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    grid-gap: 32px;
    margin-bottom: 50px;
    align-items: start;
    padding: 20px 0;
}

/* 瀑布流视图 - 优雅的3列布局 */
.product-grid.waterfall-view {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    grid-gap: 35px;
    align-items: start;
    padding: 25px 0;
}

/* 紧凑视图 - 简洁卡片布局 */
.product-grid.compact-view {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    grid-gap: 24px;
    align-items: stretch;
    padding: 20px 0;
}

/* 产品卡片 - 瀑布流版本 - 简洁设计 */
.product-grid.waterfall-view .product-card {
    background: #ffffff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    border: 1px solid #e2e8f0;
    position: relative;
    min-height: 360px;
    display: flex;
    flex-direction: column;
}

/* 产品卡片 - 紧凑设计 */
.product-grid.compact-view .product-card {
    background: #ffffff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    border: 1px solid #e5e7eb;
    position: relative;
    min-height: 260px;
    display: flex;
    flex-direction: column;
}

/* 通用产品卡片样式 */
.product-card {
    background: white;
    border-radius: var(--product-border-radius);
    overflow: hidden;
    box-shadow: var(--product-shadow-light);
    transition: var(--product-transition);
    border: 1px solid var(--product-border-color);
    margin-bottom: 25px;
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 400px;
}

/* 瀑布流卡片顶部装饰 - 简洁橙红色条 */
.product-grid.waterfall-view .product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ff6b35, #ea580c);
    border-radius: 12px 12px 0 0;
    z-index: 1;
}

/* 紧凑视图卡片左侧装饰条 */
.product-grid.compact-view .product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 4px;
    background: #ff6b35;
    z-index: 1;
}

/* 通用装饰条 */
.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--product-primary-color), var(--product-accent-color));
    border-radius: var(--product-border-radius) var(--product-border-radius) 0 0;
}

/* 瀑布流卡片悬停效果 - 简洁 */
.product-grid.waterfall-view .product-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    border-color: #ff6b35;
}

/* 紧凑视图卡片悬停效果 */
.product-grid.compact-view .product-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    border-color: #ff6b35;
}

/* 通用悬停效果 */
.product-card:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

/* 瀑布流卡片主体 */
.product-grid.waterfall-view .product-card-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
}

.product-grid.waterfall-view .product-card-body::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 32px;
    right: 32px;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 107, 53, 0.1) 50%, 
        transparent 100%);
}

/* 紧凑视图卡片主体 - 简洁布局 */
.product-grid.compact-view .product-card-body {
    padding: 24px 20px 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    background: #ffffff;
}

.product-grid.compact-view .product-card-body::after {
    display: none;
}

/* 通用卡片主体 */
.product-card-body {
    padding: 25px;
    position: relative;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-card-body::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 25px;
    right: 25px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--product-border-color), transparent);
}

/* 瀑布流卡片头部 */
.product-grid.waterfall-view .product-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
    position: relative;
}

/* 紧凑视图卡片头部 */
.product-grid.compact-view .product-card-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 12px;
}

.product-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
}

/* 瀑布流标题样式 - 优雅大气 */
.product-grid.waterfall-view .product-card-title {
    font-size: 24px;
    font-weight: 700;
    line-height: 1.3;
    margin: 0 0 16px 0;
    flex: 1;
    color: #1e293b;
    text-shadow: 0 1px 2px rgba(30, 41, 59, 0.1);
    letter-spacing: -0.02em;
}

.product-grid.waterfall-view .product-card-title a {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all 0.3s ease;
}

.product-grid.waterfall-view .product-card-title a:hover {
    background: linear-gradient(135deg, #ff6b35 0%, #e54d1d 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transform: translateX(2px);
}

/* 紧凑视图标题样式 - 简洁 */
.product-grid.compact-view .product-card-title {
    font-size: 18px;
    font-weight: 600;
    line-height: 1.4;
    margin: 0 0 12px 0;
    color: #1f2937;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-grid.compact-view .product-card-title a {
    color: #1f2937;
    text-decoration: none;
    transition: color 0.3s ease;
}

.product-grid.compact-view .product-card-title a:hover {
    color: #ff6b35;
}

.product-card-title {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.5;
    margin: 0 0 8px 0;
    flex: 1;
}

.product-card-title a {
    color: var(--product-text-color);
    text-decoration: none;
    transition: var(--product-transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.product-card-title a:hover {
    color: var(--product-primary-color);
}

.product-card-title i {
    color: var(--product-primary-color);
    font-size: 16px;
}

/* 瀑布流分类标签 */
.product-grid.waterfall-view .product-card-category {
    background: linear-gradient(135deg, var(--product-primary-color), var(--product-accent-color));
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-left: 15px;
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
}

/* 紧凑视图分类标签 - 简洁样式 */
.product-grid.compact-view .product-card-category {
    background: #ff6b35;
    color: white;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 12px;
    margin-left: 0;
    white-space: nowrap;
    display: inline-block;
}
.product-grid.compact-view .product-card-categora {
    background: #059669;
    color: white;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 12px;
    margin-left: 0;
    white-space: nowrap;
    display: inline-block;
}
.product-grid.compact-view .product-card-categorb {
    background: #0fb0c1;
    color: white;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 12px;
    margin-left: 0;
    white-space: nowrap;
    display: inline-block;
}

.product-card-category {
    background: var(--product-primary-color);
    color: white;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 500;
    margin-left: 15px;
    white-space: nowrap;
}

/* 瀑布流元信息 */
.product-grid.waterfall-view .product-card-meta {
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--product-text-muted);
    padding: 12px 0;
    border-bottom: 1px dashed var(--product-border-color);
}

.product-grid.waterfall-view .product-card-meta-group {
    display: flex;
    gap: 20px;
    flex-wrap: nowrap;
    align-items: center;
}
.span-group {
    /* 确保子元素横排 */
    display: flex;
    gap: 12px; /* 横向间距，比 margin 更简洁 */
    align-items: center; /* 垂直居中 */
  }

/* 紧凑视图元信息 - 隐藏 */
.product-grid.compact-view .product-card-meta {
    display: none;
}

.product-grid.compact-view .product-card-meta-group {
    display: none;
}

.product-card-meta {
    margin-bottom: 15px;
    font-size: 14px;
    color: var(--product-text-muted);
}

.product-card-meta-group {
    display: flex;
    gap: 15px;
    flex-wrap: nowrap;
    align-items: center;
}

.product-card-date,
.product-card-views,
.product-card-author {
    display: flex;
    align-items: center;
    gap: 4px;
}

    .product-card-date i,
.product-card-views i,
.product-card-author i {
    color: var(--product-primary-color);
}

.product-card-date,
.product-card-views,
.product-card-author {
    flex-shrink: 0;
    white-space: nowrap;
}

/* 瀑布流摘要链接 */
.product-grid.waterfall-view .product-card-summary-link {
    display: block;
    text-decoration: none;
    color: inherit;
    margin-bottom: 24px;
    flex: 1;
}

/* 紧凑视图摘要链接 */
.product-grid.compact-view .product-card-summary-link {
    display: block;
    text-decoration: none;
    color: inherit;
    margin-bottom: 0;
    flex: 1;
    overflow: hidden;
}

.product-card-summary-link {
    display: block;
    text-decoration: none;
    color: inherit;
    margin-bottom: 20px;
}

/* 瀑布流摘要样式 - 精美升级 */
.product-grid.waterfall-view .product-card-summary {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 28px;
    background: linear-gradient(145deg, 
        rgba(255, 255, 255, 0.9) 0%, 
        rgba(248, 250, 255, 0.9) 100%);
    border-radius: 16px;
    line-height: 1.7;
    color: #475569;
    border: 1px solid rgba(255, 107, 53, 0.08);
    box-shadow: 
        0 4px 16px rgba(255, 107, 53, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.6);
    min-height: 140px;
    max-height: 200px;
    overflow: hidden;
    position: relative;
    backdrop-filter: blur(8px);
}

.product-grid.waterfall-view .product-card-summary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, #ff6b35 0%, #e54d1d 100%);
    border-radius: 2px 0 0 2px;
    z-index: 1;
}

/* 紧凑视图摘要样式 - 简洁文字 */
.product-grid.compact-view .product-card-summary {
    display: block;
    padding: 0;
    background: none;
    border: none;
    box-shadow: none;
    line-height: 1.6;
    color: #6b7280;
    margin-bottom: 20px;
    overflow: hidden;
    position: relative;
}

.product-grid.compact-view .product-card-summary::before {
    display: none;
}

.product-card-summary {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 18px;
    background: var(--product-light-blue);
    border-radius: var(--product-border-radius);
    line-height: 1.7;
    color: var(--product-text-light);
    border-left: 3px solid var(--product-primary-color);
}

/* 瀑布流摘要图标 - 现代风格 */
.product-grid.waterfall-view .product-summary-icon {
    background: linear-gradient(135deg, #ff6b35 0%, #e54d1d 100%);
    color: white;
    font-size: 16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
    position: relative;
    z-index: 2;
}

/* 紧凑视图摘要图标 - 隐藏 */
.product-grid.compact-view .product-summary-icon {
    display: none;
}

.product-summary-icon {
    color: var(--product-primary-color);
    font-size: 16px;
    margin-top: 2px;
    flex-shrink: 0;
}

/* 瀑布流摘要文本 - 优雅阅读 */
.product-grid.waterfall-view .product-summary-text {
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 15px;
    line-height: 1.7;
    color: #475569;
    font-weight: 400;
    letter-spacing: 0.01em;
    text-rendering: optimizeLegibility;
    position: relative;
    z-index: 2;
}

/* 紧凑视图摘要文本 - 简洁样式 */
.product-grid.compact-view .product-summary-text {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 14px;
    line-height: 1.6;
    color: #6b7280;
    font-weight: 400;
}

.product-summary-text {
    flex: 1;
}

/* 瀑布流操作按钮 */
.product-grid.waterfall-view .product-card-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: auto;
    padding-top: 20px;
}

/* 紧凑视图操作按钮 */
.product-grid.compact-view .product-card-actions {
    display: flex;
    justify-content: flex-start;
    margin-top: auto;
    padding-top: 16px;
}

.product-card-actions {
    display: flex;
    justify-content: flex-end;
}

/* 瀑布流查看按钮 - 炒酷现代 */
.product-grid.waterfall-view .product-view-btn {
    background: linear-gradient(135deg, #ff6b35 0%, #e54d1d 50%, #ff8c5a 100%);
    color: white;
    padding: 14px 28px;
    border-radius: 30px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 700;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 
        0 6px 20px rgba(255, 107, 53, 0.3),
        0 2px 8px rgba(255, 107, 53, 0.2);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(10px);
}

.product-grid.waterfall-view .product-view-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.3), 
        transparent);
    transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-grid.waterfall-view .product-view-btn:hover::before {
    left: 100%;
}

.product-grid.waterfall-view .product-view-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 
        0 12px 30px rgba(255, 107, 53, 0.4),
        0 6px 16px rgba(255, 107, 53, 0.3);
    background: linear-gradient(135deg, #ff6b35 0%, #e54d1d 30%, #ff8c5a 70%, #ffb299 100%);
}

/* 紧凑视图查看按钮 - 简洁样式 */
.product-grid.compact-view .product-view-btn {
    background: #ff6b35;
    color: white;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: none;
    cursor: pointer;
}

.product-grid.compact-view .product-view-btn:hover {
    background: #059669;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.product-view-btn {
    background: var(--product-primary-color);
    color: white;
    padding: 8px 16px;
    border-radius: var(--product-border-radius);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--product-transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.product-view-btn:hover {
    background: var(--product-dark-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

/* ===== 产品分页样式 - 现代优雅 ===== */
.product-pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(145deg, #ffffff 0%, #fafbff 100%);
    padding: 32px;
    border-radius: 20px;
    box-shadow: 
        0 8px 32px rgba(255, 107, 53, 0.08),
        0 2px 8px rgba(255, 107, 53, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(255, 107, 53, 0.06);
    margin-top: 50px;
    backdrop-filter: blur(10px);
    position: relative;
}

.product-pagination::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, 
        #ff6b35 0%, 
        #e54d1d 25%, 
        #ff8c5a 50%, 
        #ffb299 75%, 
        #ff9966 100%);
    border-radius: 20px 20px 0 0;
}

.page-info {
    color: var(--product-text-light);
    font-size: 14px;
}

.page-info strong {
    color: var(--product-primary-color);
}

.page-links {
    display: flex;
    align-items: center;
    gap: 5px;
}

.page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--product-secondary-color);
    color: var(--product-text-light);
    text-decoration: none;
    border-radius: 4px;
    transition: var(--product-transition);
    font-size: 14px;
}

.page-link:hover,
.page-link.active {
    background: var(--product-primary-color);
    color: white;
}

.page-links .page-num {
    display: inline-block;
    margin: 0 2px;
}

.page-links .page-num a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--product-secondary-color);
    color: var(--product-text-light);
    text-decoration: none;
    border-radius: 4px;
    transition: var(--product-transition);
    font-size: 14px;
}

.page-links .page-num a:hover {
    background: #e9ecef;
    color: var(--product-primary-color);
}

.page-links .page-num-current {
    background: var(--product-primary-color);
    color: white;
}

.no-data {
    text-align: center;
    padding: 60px 20px;
    color: var(--product-text-muted);
}

.no-data i {
    font-size: 48px;
    margin-bottom: 15px;
    color: var(--product-primary-color);
}

/* ===== 产品详情样式 ===== */
.product-detail {
    background: white;
    border-radius: var(--product-border-radius);
    overflow: hidden;
    box-shadow: var(--product-shadow-light);
}

.product-detail-header {
    padding: 30px;
    border-bottom: 1px solid var(--product-border-color);
}

.product-title-wrapper {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.product-detail-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--product-text-color);
    line-height: 1.4;
    margin: 0;
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-detail-title i {
    color: var(--product-primary-color);
}

.product-category-badge {
    background: var(--product-primary-color);
    color: white;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
}

.product-detail-meta {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
}

.product-detail-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--product-text-muted);
    font-size: 14px;
}

.product-detail-meta-item i {
    color: var(--product-primary-color);
}

/* 产品内容区域 */
.product-overview,
.product-detail-content,
.product-specifications {
    padding: 30px;
    border-bottom: 1px solid var(--product-border-color);
}

.product-section-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--product-text-color);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--product-primary-color);
}

.product-section-title i {
    color: var(--product-primary-color);
}

.product-overview-content,
.product-spec-content {
    line-height: 1.8;
    color: var(--product-text-color);
}

.product-detail-content {
    line-height: 1.8;
}

.product-detail-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--product-border-radius);
    margin: 15px 0;
}

.product-detail-content p {
    margin-bottom: 15px;
}

.product-detail-content h1,
.product-detail-content h2,
.product-detail-content h3,
.product-detail-content h4,
.product-detail-content h5,
.product-detail-content h6 {
    margin: 25px 0 15px;
    color: var(--product-text-color);
}

/* 产品标签样式 */
.product-detail-tags {
    padding: 20px 30px;
    border-bottom: 1px solid var(--product-border-color);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.product-detail-tags-label {
    color: var(--product-text-light);
    font-weight: 500;
}

.product-detail-tags a {
    background: var(--product-secondary-color);
    color: var(--product-text-light);
    padding: 4px 12px;
    border-radius: 15px;
    text-decoration: none;
    font-size: 12px;
    transition: var(--product-transition);
}

.product-detail-tags a:hover {
    background: var(--product-primary-color);
    color: white;
}

/* 产品导航 */
.product-nav {
    padding: 25px 30px;
    border-bottom: 1px solid var(--product-border-color);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.product-nav-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.product-nav-item.next {
    text-align: right;
}

.product-nav-label {
    font-size: 13px;
    color: var(--product-text-muted);
    font-weight: 500;
}

.product-nav-title {
    color: var(--product-text-color);
    font-size: 15px;
    line-height: 1.4;
}

.product-nav-title a {
    color: inherit;
    text-decoration: none;
    transition: var(--product-transition);
}

.product-nav-title a:hover {
    color: var(--product-primary-color);
}

/* 相关产品 */
.product-related {
    padding: 30px;
    border-bottom: 1px solid var(--product-border-color);
}

.product-related-title {
    font-size: 20px;
    color: var(--product-text-color);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.product-related-title i {
    color: var(--product-primary-color);
}

.product-related-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.product-related-item {
    background: var(--product-secondary-color);
    border-radius: var(--product-border-radius);
    padding: 15px;
    transition: var(--product-transition);
}

.product-related-item:hover {
    background: var(--product-light-blue);
    transform: translateY(-2px);
    box-shadow: var(--product-shadow-light);
}

.product-related-item-title {
    margin-bottom: 8px;
}

.product-related-item-title a {
    color: var(--product-text-color);
    text-decoration: none;
    font-size: 14px;
    line-height: 1.4;
    transition: var(--product-transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.product-related-item-title a:hover {
    color: var(--product-primary-color);
}

.product-related-item-title i {
    color: var(--product-primary-color);
    font-size: 12px;
}

.product-related-item-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--product-text-muted);
}

.product-related-item-category {
    background: var(--product-primary-color);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
}

/* 产品咨询 */
.product-contact {
    padding: 30px;
}

.product-contact-content p {
    color: var(--product-text-light);
    margin-bottom: 20px;
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px;
    background: var(--product-secondary-color);
    border-radius: var(--product-border-radius);
    transition: var(--product-transition);
}

.contact-item:hover {
    background: var(--product-light-blue);
    transform: translateY(-2px);
    box-shadow: var(--product-shadow-light);
}

.contact-item i {
    color: var(--product-primary-color);
    font-size: 16px;
    width: 20px;
}

.contact-item span {
    color: var(--product-text-color);
    font-size: 14px;
}

/* ===== 响应式设计 ===== */

/* 平板设备 */
@media screen and (max-width: 1024px) {
    .product-banner-title {
        font-size: 32px;
    }
    
    .product-detail-title {
        font-size: 24px;
    }
    
    /* 平板端网格布局 */
    .product-grid,
    .product-grid.waterfall-view {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        grid-gap: 25px;
    }
    
    .product-grid.compact-view {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        grid-gap: 20px;
    }

    /* 平板端卡片高度调整 */
    .product-grid.waterfall-view .product-card {
        min-height: 420px;
        max-height: 520px;
    }

    .product-grid.compact-view .product-card {
        height: 340px;
    }
}

/* 小屏平板 */
@media screen and (max-width: 768px) {
    .product-banner {
        height: 250px;
    }
    
    .product-banner-title {
        font-size: 28px;
    }
    
    .product-list-section {
        padding: 20px 0;
    }
    
    /* 手机端容器优化 */
    .product-list-section .container {
        padding: 0 20px;
        max-width: 100%;
    }
    
    /* 手机端面包屑导航优化 */
    .breadcrumb-wrapper {
        margin-bottom: 25px;
    }
    
    .breadcrumb {
        border-radius: 12px;
        padding: 12px 16px;
        font-size: 13px;
        box-shadow: 0 2px 8px rgba(255, 107, 53, 0.06);
    }
    
    .product-filter {
        padding: 20px;
        margin: 0 auto 30px;
        max-width: 100%;
        border-radius: 16px;
        box-shadow: 0 4px 16px rgba(255, 107, 53, 0.08);
    }
    
    .filter-heading {
        flex-direction: column;
        gap: 15px;
    }
    
    /* 手机端网格布局 - 统一单列，居中显示 */
    .product-grid,
    .product-grid.waterfall-view,
    .product-grid.compact-view {
        grid-template-columns: 1fr;
        grid-gap: 20px;
        justify-items: center;
        max-width: 100%;
        margin: 0 auto;
    }
    
    /* 手机端产品卡片最大宽度限制和美化 */
    .product-grid .product-card,
    .product-grid.waterfall-view .product-card,
    .product-grid.compact-view .product-card {
        max-width: 480px;
        width: 100%;
        margin: 0 auto;
        box-shadow: 0 4px 16px rgba(255, 107, 53, 0.1);
        border-radius: 16px;
        overflow: hidden;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    /* 手机端产品卡片悬停效果优化 */
    .product-grid .product-card:active,
    .product-grid.waterfall-view .product-card:active,
    .product-grid.compact-view .product-card:active {
        transform: scale(0.98);
        box-shadow: 0 2px 8px rgba(255, 107, 53, 0.15);
    }

    /* 手机端卡片高度调整 */
    .product-grid.waterfall-view .product-card {
        min-height: 380px;
        max-height: 480px;
    }

    .product-grid.compact-view .product-card {
        height: 320px;
    }

    /* 手机端卡片样式优化 */
    .product-grid.waterfall-view .product-card-body,
    .product-grid.compact-view .product-card-body {
        padding: 20px 18px;
    }

    .product-grid.waterfall-view .product-card-title {
        font-size: 20px;
    }

    .product-grid.compact-view .product-card-title {
        font-size: 16px;
    }
    
    /* 手机端产品元信息优化 */
    .product-card-meta-group {
        gap: 12px;
        justify-content: flex-start;
        flex-wrap: nowrap;
    }
    
    .product-card-date,
    .product-card-views,
    .product-card-author {
        font-size: 13px;
    }
    
    .product-pagination {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .product-nav {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .product-nav-item.next {
        text-align: left;
    }
    
    .product-detail-header {
        padding: 20px;
    }
    
    .product-title-wrapper {
        flex-direction: column;
        gap: 10px;
    }
    
    .product-overview,
    .product-detail-content,
    .product-specifications,
    .product-nav,
    .product-related,
    .product-contact {
        padding: 20px;
    }
    
    .product-detail-title {
        font-size: 20px;
    }
    
    .product-detail-meta {
        gap: 15px;
    }
    
    .contact-methods {
        grid-template-columns: 1fr;
    }
}

/* 手机设备 */
@media screen and (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    /* 小屏手机端产品列表容器优化 */
    .product-list-section .container {
        padding: 0 15px;
        max-width: 100%;
    }
    
    /* 小屏手机端面包屑导航优化 */
    .breadcrumb-wrapper {
        margin-bottom: 20px;
    }
    
    .breadcrumb {
        border-radius: 10px;
        padding: 10px 14px;
        font-size: 12px;
        box-shadow: 0 2px 6px rgba(255, 107, 53, 0.06);
    }
    
    /* 小屏手机端产品网格居中优化 */
    .product-grid,
    .product-grid.waterfall-view,
    .product-grid.compact-view {
        justify-items: center;
        margin: 0 auto;
    }
    
    /* 小屏手机端产品卡片宽度限制和美化 */
    .product-grid .product-card,
    .product-grid.waterfall-view .product-card,
    .product-grid.compact-view .product-card {
        max-width: 420px;
        width: 100%;
        margin: 0 auto;
        box-shadow: 0 3px 12px rgba(255, 107, 53, 0.1);
        border-radius: 14px;
        overflow: hidden;
        transition: all 0.3s ease;
    }
    
    /* 小屏手机端产品卡片触摸反馈 */
    .product-grid .product-card:active,
    .product-grid.waterfall-view .product-card:active,
    .product-grid.compact-view .product-card:active {
        transform: scale(0.97);
        box-shadow: 0 2px 6px rgba(255, 107, 53, 0.15);
    }
    
    .product-banner {
        height: 200px;
    }
    
    .product-banner-title {
        font-size: 24px;
    }
    
    .product-banner-subtitle {
        font-size: 14px;
    }
    
    .product-filter {
        padding: 15px;
        margin: 0 auto 25px;
        border-radius: 14px;
        box-shadow: 0 3px 12px rgba(255, 107, 53, 0.08);
    }
    
    .filter-title {
        font-size: 16px;
    }
    
    .product-card-body {
        padding: 15px;
    }
    
    .product-card-title {
        font-size: 18px;
    }
    
    .product-pagination {
        padding: 15px;
    }
    
    .page-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .product-detail-header,
    .product-overview,
    .product-detail-content,
    .product-specifications,
    .product-nav,
    .product-related,
    .product-contact {
        padding: 15px;
    }
    
    .product-detail-title {
        font-size: 18px;
    }
    
    .product-detail-meta {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 8px;
        font-size: 13px;
    }
    
    .product-detail-meta-item {
        flex-shrink: 0;
        font-size: 13px;
    }
    
    .product-related-list {
        grid-template-columns: 1fr;
    }
    
    /* 小屏手机端产品元信息优化 */
    .product-card-meta-group {
        gap: 8px;
        flex-wrap: nowrap;
        justify-content: flex-start;
    }
    
    .product-card-date,
    .product-card-views,
    .product-card-author {
        font-size: 12px;
        flex-shrink: 0;
        white-space: nowrap;
    }
    
    /* 小屏手机端网格和卡片优化 */
    .product-grid,
    .product-grid.waterfall-view,
    .product-grid.compact-view {
        grid-template-columns: 1fr;
        grid-gap: 15px;
    }

    /* 小屏手机端卡片高度 */
    .product-grid.waterfall-view .product-card {
        min-height: 350px;
        max-height: 420px;
    }

    .product-grid.compact-view .product-card {
        height: 300px;
    }

    /* 小屏手机端卡片内容 */
    .product-grid.waterfall-view .product-card-body,
    .product-grid.compact-view .product-card-body {
        padding: 18px 15px;
    }

    .product-grid.waterfall-view .product-card-title {
        font-size: 18px;
    }

    .product-grid.compact-view .product-card-title {
        font-size: 16px;
    }

    .product-grid.waterfall-view .product-card-summary {
        padding: 18px;
        min-height: 100px;
        max-height: 150px;
    }

    .product-grid.compact-view .product-card-summary {
        padding: 14px;
        height: 80px;
    }
}

/* 超小设备 */
@media screen and (max-width: 320px) {
    .product-banner-title {
        font-size: 20px;
    }
    
    .product-detail-title {
        font-size: 16px;
    }
    
    .product-card-title {
        font-size: 16px;
    }
}

/* 手机端分类筛选器 */
@media screen and (max-width: 768px) {
    .product-list-section .product-filter .filter-categories,
    .product-filter .filter-categories {
        display: flex !important;
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        scrollbar-width: none !important;
        -ms-overflow-style: none !important;
        padding: 12px 0 !important;
        margin: 0 -16px !important;
        padding-left: 16px !important;
        padding-right: 16px !important;
        gap: 8px !important;
    }
    
    .product-list-section .product-filter .filter-categories::-webkit-scrollbar,
    .product-filter .filter-categories::-webkit-scrollbar {
        display: none !important;
    }
    
    .product-list-section .product-filter .filter-categories a.filter-category,
    .product-filter .filter-categories a.filter-category {
        flex-shrink: 0 !important;
        white-space: nowrap !important;
        margin: 0 !important;
        padding: 8px 14px !important;
        font-size: 13px !important;
        border-radius: 6px !important;
    }
}

@media screen and (max-width: 480px) {
    .product-list-section .product-filter .filter-categories,
    .product-filter .filter-categories {
        padding: 10px 0 !important;
        margin: 0 -12px !important;
        padding-left: 12px !important;
        padding-right: 12px !important;
        gap: 6px !important;
    }
    
    .product-list-section .product-filter .filter-categories a.filter-category,
    .product-filter .filter-categories a.filter-category {
        padding: 6px 12px !important;
        font-size: 12px !important;
    }
}