/**
 * Laifeng Theme Main Styles
 * 主题主要样式补充 - 全站统一
 */

/* ====================================
   1. 页面通用结构
   ==================================== */
.single-content,
.page-content {
    margin-top: 120px;
    padding: 60px 0;
    min-height: 60vh;
    background: var(--bg-white);
}

/* ====================================
   2. 页面头部样式
   ==================================== */
.page-header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 2px solid var(--border-color);
}

.page-header h1 {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-medium);
}

.breadcrumb a {
    color: var(--text-medium);
    transition: color var(--transition-fast);
}

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

.breadcrumb span {
    color: var(--text-light);
}

/* ====================================
   3. 详情页通用样式
   ==================================== */
.single-header {
    text-align: center;
    margin-bottom: 40px;
}

.single-header h1 {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 15px;
    line-height: 1.4;
}

.single-cat-tag {
    display: inline-block;
    padding: 5px 15px;
    background: var(--primary-color);
    color: #fff;
    border-radius: 20px;
    font-size: 14px;
    margin-top: 10px;
}

.single-meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    font-size: 14px;
    color: var(--text-medium);
}

.single-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

/* 详情页特色图片 */
.single-featured-img {
    width: 100%;
    height: 400px;
    background: #f5f5f5;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.single-featured-img img {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* 案例详情页主图 */
.case-detail-featured {
    width: 100%;
    max-width: 800px;
    height: 450px;
    background: #f5f5f5;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin: 0 auto 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.case-detail-featured img {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* 详情页正文内容 */
.single-body {
    max-width: 900px;
    margin: 0 auto 60px;
    padding: 0 20px;
}

.single-body h2 {
    font-size: 22px;
    color: var(--text-dark);
    margin: 40px 0 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--primary-color);
    font-weight: 600;
}

.single-body h3 {
    font-size: 18px;
    color: var(--text-dark);
    margin: 30px 0 15px;
    font-weight: 600;
}

.single-body p {
    font-size: 15px;
    line-height: 2;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.single-body ul,
.single-body ol {
    margin-bottom: 20px;
    padding-left: 30px;
}

.single-body li {
    list-style: disc;
    margin-bottom: 10px;
    line-height: 1.8;
    color: var(--text-dark);
}

.single-body img {
    max-width: 100%;
    height: auto;
    margin: 20px auto;
    border-radius: var(--radius-sm);
    display: block;
}

/* ====================================
   4. 产品详情页样式
   ==================================== */
.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.product-detail-left {
    position: relative;
}

.product-main-img {
    width: 100%;
    height: 400px;
    background: #f5f5f5;
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-main-img img {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.product-detail-right {
    padding: 30px;
    background: var(--bg-gray);
    border-radius: var(--radius-md);
}

.product-detail-right h3 {
    font-size: 20px;
    color: var(--text-dark);
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--primary-color);
    font-weight: 600;
}

.spec-table {
    width: 100%;
    border-collapse: collapse;
}

.spec-table tr {
    border-bottom: 1px solid var(--border-color);
}

.spec-table tr:last-child {
    border-bottom: none;
}

.spec-table th {
    padding: 12px 0;
    font-weight: 500;
    color: var(--text-medium);
    text-align: left;
    width: 40%;
}

.spec-table td {
    padding: 12px 0;
    color: var(--text-dark);
}

.product-inquiry-btn {
    display: flex;
    gap: 15px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.hero-btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: var(--radius-sm);
    font-size: 16px;
    transition: all var(--transition-fast);
}

.hero-btn-outline:hover {
    background: var(--primary-color);
    color: #fff;
}

/* 产品图库 */
.product-gallery {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 20px;
}

.product-specs {
    padding: 30px;
    background: var(--bg-gray);
    border-radius: var(--radius-md);
}

.product-specs h3 {
    font-size: 20px;
    color: var(--text-dark);
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--primary-color);
    font-weight: 600;
}

/* ====================================
   5. 列表页样式
   ==================================== */
/* 统一卡片网格 */
.archive-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

/* 统一卡片样式 */
.archive-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.archive-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.archive-card a {
    display: block;
    color: inherit;
}

.archive-card .product-thumb,
.archive-card .archive-thumb {
    width: 100%;
    height: 220px;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.archive-card img {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform var(--transition-normal);
}

.archive-card:hover img {
    transform: scale(1.05);
}

.archive-info {
    padding: 20px;
}

.archive-info h2,
.archive-info h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.archive-excerpt {
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

.archive-link {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 500;
}

.archive-link:hover {
    color: var(--primary-dark);
}

.archive-link i {
    margin-left: 5px;
    transition: transform var(--transition-fast);
}

.archive-link:hover i {
    transform: translateX(5px);
}

/* 无内容提示 */
.no-content {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-medium);
    font-size: 16px;
}

/* ====================================
   6. 案例卡片样式
   ==================================== */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.case-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.case-card a {
    display: block;
}

.case-card .case-thumb {
    width: 100%;
    aspect-ratio: 1/1;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.case-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.case-card:hover img {
    transform: scale(1.1);
}

.case-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px 20px 20px;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: #fff;
}

.case-overlay h3 {
    font-size: 16px;
    margin-bottom: 5px;
    font-weight: 600;
}

.case-overlay p {
    font-size: 13px;
    opacity: 0.8;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ====================================
   7. 产品卡片样式（首页）
   ==================================== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.product-card a {
    display: block;
    color: inherit;
}

.product-card .product-thumb {
    width: 100%;
    aspect-ratio: 1 / 1;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.product-card:hover img {
    transform: scale(1.05);
}

.product-info {
    padding: 15px;
}

.product-info h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-dark);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.product-info p {
    font-size: 13px;
    color: var(--text-medium);
    margin-bottom: 10px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.product-link {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 500;
}

.product-link:hover {
    color: var(--primary-dark);
}

.product-link i {
    margin-left: 5px;
    transition: transform var(--transition-fast);
}

.product-link:hover i {
    transform: translateX(5px);
}

/* ====================================
   8. 新闻卡片样式
   ==================================== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.news-card:hover {
    box-shadow: var(--shadow-md);
}

.news-card a {
    display: block;
    color: inherit;
}

.news-thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 1/1;
    background: #f5f5f5;
    overflow: hidden;
}

.news-thumb-inner {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.news-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.news-card:hover .news-thumb img {
    transform: scale(1.1);
}

.news-date {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--primary-color);
    color: #fff;
    padding: 5px 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
}

.news-content {
    padding: 20px;
}

.news-content h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
    line-height: 1.5;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.news-content h3 a {
    color: inherit;
}

.news-content h3 a:hover {
    color: var(--primary-color);
}

.news-excerpt {
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.7;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* ====================================
   9. 分类筛选
   ==================================== */
.products-filter {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    background: var(--bg-white);
    color: var(--text-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 14px;
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.filter-btn.active {
    background: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
}

/* ====================================
   10. 分页样式
   ==================================== */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 50px;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 42px;
    height: 42px;
    padding: 0 12px;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-dark);
    font-size: 14px;
    transition: all var(--transition-fast);
}

.pagination a:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.pagination .current,
.pagination .active {
    background: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
}

.pagination .dots {
    border: none;
    background: none;
}

/* ====================================
   11. 相关推荐
   ==================================== */
.related-posts {
    margin-top: 60px;
    padding-top: 50px;
    border-top: 1px solid var(--border-color);
}

.related-posts h2 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 30px;
    text-align: center;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* ====================================
   12. 联系表单
   ==================================== */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 40px;
    margin-top: 40px;
}

.contact-form {
    background: var(--bg-white);
    padding: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.contact-form h3 {
    font-size: 22px;
    color: var(--text-dark);
    margin-bottom: 30px;
    font-weight: 600;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    color: var(--text-dark);
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group label span {
    color: #f00;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 14px;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-submit {
    text-align: center;
    margin-top: 30px;
}

.form-submit button {
    padding: 14px 50px;
    background: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 16px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.form-submit button:hover {
    background: var(--primary-dark);
}

/* 联系信息 */
.contact-info {
    background: var(--bg-dark);
    color: #fff;
    padding: 40px;
    border-radius: var(--radius-md);
}

.contact-info h3 {
    font-size: 22px;
    margin-bottom: 30px;
    font-weight: 600;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
}

.contact-info-item i {
    width: 42px;
    height: 42px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    font-size: 18px;
    flex-shrink: 0;
}

.contact-info-item h4 {
    font-size: 15px;
    margin-bottom: 5px;
    font-weight: 600;
}

.contact-info-item p {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
    line-height: 1.6;
}

/* 产品询价表单 */
.contact-form-section {
    margin-top: 60px;
    padding: 40px;
    background: var(--bg-gray);
    border-radius: var(--radius-md);
}

.contact-form-section h2 {
    font-size: 24px;
    color: var(--text-dark);
    margin-bottom: 30px;
    text-align: center;
    font-weight: 600;
}

.inquiry-form {
    max-width: 800px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.inquiry-form input,
.inquiry-form textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 14px;
    transition: border-color var(--transition-fast);
}

.inquiry-form input:focus,
.inquiry-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.inquiry-form textarea {
    margin-bottom: 20px;
    resize: vertical;
}

.inquiry-form button {
    display: block;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
    padding: 14px 50px;
    background: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 16px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.inquiry-form button:hover {
    background: var(--primary-dark);
}

/* ====================================
   13. 关于我们页面
   ==================================== */
.about-hero {
    margin-bottom: 40px;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.about-hero img {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 0;
}

.about-content h2 {
    font-size: 22px;
    color: var(--text-dark);
    margin: 40px 0 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--primary-color);
    font-weight: 600;
}

.about-content p {
    font-size: 15px;
    color: var(--text-dark);
    line-height: 2;
    margin-bottom: 20px;
}

.about-features {
    margin-top: 60px;
    padding-top: 50px;
    border-top: 1px solid var(--border-color);
}

.about-features h3 {
    text-align: center;
    font-size: 26px;
    color: var(--text-dark);
    margin-bottom: 40px;
    font-weight: 600;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 28px;
}

.feature-item h3 {
    font-size: 17px;
    color: var(--text-dark);
    margin-bottom: 10px;
    font-weight: 600;
}

.feature-item p {
    font-size: 14px;
    color: var(--text-medium);
}

/* ====================================
   14. 头部样式
   ==================================== */
.site-header.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}

.site-header.scrolled .header-main {
    padding: 10px 0;
}

.site-header.scrolled .site-logo img {
    height: 42px;
}

/* 导航搜索 */
.header-search-wrapper {
    position: relative;
}

.header-search-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    color: rgba(255,255,255,0.8);
    transition: color var(--transition-fast);
}

.header-search-btn:hover {
    color: #fff;
}

.header-search-form {
    position: absolute;
    top: 100%;
    right: 0;
    width: 320px;
    padding: 15px;
    background: #fff;
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
    border-radius: 0 0 8px 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 1001;
}

.header-search-form.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.header-search-form form {
    display: flex;
    gap: 8px;
}

.header-search-form input {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 14px;
}

.header-search-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.header-search-form button {
    padding: 10px 15px;
    background: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.header-search-form button:hover {
    background: var(--primary-dark);
}

/* ====================================
   15. 成功/错误提示
   ==================================== */
.alert {
    padding: 15px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* ====================================
   16. 图片占位符
   ==================================== */
.placeholder-img {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f0f0f0;
    color: #999;
    font-size: 14px;
}

.placeholder-img i {
    font-size: 48px;
    opacity: 0.3;
}

/* ====================================
   17. 文字居中
   ==================================== */
.text-center {
    text-align: center;
}

.mt-5 {
    margin-top: 30px;
}

/* ====================================
   18. 响应式布局
   ==================================== */
@media (max-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .archive-grid,
    .cases-grid,
    .news-grid,
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .product-detail-grid,
    .product-gallery {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .single-content,
    .page-content {
        margin-top: 80px;
        padding: 40px 0;
    }

    .page-header h1,
    .single-header h1 {
        font-size: 24px;
    }

    .single-featured-img,
    .product-main-img {
        height: 280px;
    }

    .case-detail-featured {
        height: 280px;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .archive-grid,
    .cases-grid,
    .news-grid,
    .related-grid {
        grid-template-columns: 1fr;
    }

    .product-card .product-thumb,
    .archive-card .product-thumb,
    .news-thumb {
        aspect-ratio: 1/1;
    }

    .case-card .case-thumb {
        aspect-ratio: 1/1;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .product-detail-right,
    .product-specs,
    .contact-form,
    .contact-info,
    .contact-form-section {
        padding: 25px 20px;
    }

    .product-inquiry-btn {
        flex-direction: column;
    }

    .product-inquiry-btn a {
        width: 100%;
        justify-content: center;
    }

    .inquiry-form button {
        max-width: 100%;
    }

    .header-search-form {
        width: 280px;
        right: -80px;
    }

    .single-body {
        padding: 0;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }

    .products-filter {
        gap: 8px;
    }

    .filter-btn {
        padding: 8px 16px;
        font-size: 13px;
    }

    .related-posts h2,
    .contact-form-section h2,
    .about-features h3 {
        font-size: 20px;
    }

    .pagination a,
    .pagination span {
        min-width: 38px;
        height: 38px;
        font-size: 13px;
    }
}

/* ====================================
   新增子页面样式
   ==================================== */

/* 企业文化页面 */
.about-section {
    margin-bottom: 60px;
}

.about-section h2 {
    font-size: 24px;
    color: var(--text-dark);
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--primary-color);
    font-weight: 600;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.value-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.value-icon {
    width: 70px;
    height: 70px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.value-icon i {
    font-size: 28px;
    color: #fff;
}

.value-item h3 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.value-item p {
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.8;
}

.mission-box {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: #fff;
    padding: 40px;
    border-radius: var(--radius-md);
    text-align: center;
}

.mission-box p {
    font-size: 18px;
    line-height: 2;
    margin-bottom: 10px;
    color: #fff;
}

.business-philosophy {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.philosophy-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 20px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
}

.philosophy-item .number {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.philosophy-item h3 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.philosophy-item p {
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.8;
}

/* 加入我们页面 */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.benefit-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    transition: transform var(--transition-normal);
}

.benefit-item:hover {
    transform: translateY(-5px);
}

.benefit-item i {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.benefit-item h3 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.benefit-item p {
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.6;
}

.jobs-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.job-item {
    padding: 30px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    position: relative;
}

.job-info {
    margin-bottom: 20px;
}

.job-info h3 {
    font-size: 20px;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.job-meta {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: var(--text-medium);
}

.job-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.job-requirements {
    margin-bottom: 20px;
}

.job-requirements h4 {
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.job-requirements ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.job-requirements li {
    font-size: 14px;
    color: var(--text-medium);
    margin-bottom: 5px;
    padding-left: 15px;
    position: relative;
}

.job-requirements li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.contact-cta {
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-md);
    color: #fff;
}

.contact-cta h2 {
    color: #fff;
    border: none;
}

.contact-cta p {
    font-size: 16px;
    margin-bottom: 10px;
    color: #fff;
}

/* 销售网络页面 */
.location-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.location-card {
    background: var(--bg-light);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.location-header {
    background: var(--primary-color);
    color: #fff;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.location-header i {
    font-size: 24px;
}

.location-header h3 {
    font-size: 18px;
    margin: 0;
    color: #fff;
}

.location-body {
    padding: 20px;
}

.location-body p {
    font-size: 14px;
    color: var(--text-dark);
    margin-bottom: 8px;
    line-height: 1.8;
}

.location-body strong {
    color: var(--text-dark);
}

.service-areas {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.area-item {
    padding: 20px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
}

.area-item h3 {
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.area-item p {
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.8;
}

.commitments {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.commitment-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
}

.commitment-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    flex-shrink: 0;
}

.commitment-text h3 {
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 5px;
}

.commitment-text p {
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.6;
}

/* 荣誉资质页面 */
.honors-grid,
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.honor-item,
.certificate-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    transition: transform var(--transition-normal);
}

.honor-item:hover,
.certificate-item:hover {
    transform: translateY(-5px);
}

.honor-image,
.certificate-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
}

.honor-image i,
.certificate-icon i {
    font-size: 32px;
    color: #fff;
}

.honor-item h3,
.certificate-item h3 {
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 5px;
}

.honor-item p,
.certificate-item p {
    font-size: 14px;
    color: var(--text-medium);
}

.patents-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.patent-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
}

.patent-item i {
    font-size: 24px;
    color: var(--primary-color);
}

.patent-content h3 {
    font-size: 16px;
    color: var(--text-dark);
    margin-bottom: 5px;
}

.patent-content p {
    font-size: 14px;
    color: var(--text-medium);
}

/* 解决方案页面 */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.solution-card {
    background: var(--bg-light);
    border-radius: var(--radius-md);
    padding: 30px;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.solution-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.solution-icon i {
    font-size: 24px;
    color: #fff;
}

.solution-card h3 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.solution-card > p {
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: 15px;
}

.solution-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.solution-features li {
    font-size: 14px;
    color: var(--text-dark);
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.solution-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
}

.selection-info h3 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.calculation-box {
    background: var(--bg-light);
    border-radius: var(--radius-md);
    padding: 30px;
}

.calc-step {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px dashed var(--border-color);
}

.calc-step:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.calc-step h4 {
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.calc-step p {
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: 5px;
}

.service-cta {
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-md);
    color: #fff;
}

.service-cta h2 {
    color: #fff;
    border: none;
}

.service-cta p {
    font-size: 16px;
    color: #fff;
    margin-bottom: 20px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

/* 在线留言页面 */
.feedback-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}

.feedback-form-section {
    background: var(--bg-light);
    padding: 40px;
    border-radius: var(--radius-md);
}

.feedback-form-section h2 {
    font-size: 22px;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.form-intro {
    font-size: 14px;
    color: var(--text-medium);
    margin-bottom: 30px;
}

.feedback-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.feedback-form .form-group {
    margin-bottom: 20px;
}

.feedback-form label {
    display: block;
    font-size: 14px;
    color: var(--text-dark);
    margin-bottom: 8px;
    font-weight: 500;
}

.feedback-form .required {
    color: #e74c3c;
}

.feedback-form input,
.feedback-form select,
.feedback-form textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 14px;
    transition: border-color var(--transition-fast);
}

.feedback-form input:focus,
.feedback-form select:focus,
.feedback-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.feedback-form textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.feedback-info-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-card {
    background: var(--bg-light);
    padding: 30px;
    border-radius: var(--radius-md);
}

.contact-card h3 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--primary-color);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
}

.contact-item i {
    font-size: 18px;
    color: var(--primary-color);
    margin-top: 2px;
}

.contact-item strong {
    display: block;
    font-size: 14px;
    color: var(--text-dark);
    margin-bottom: 3px;
}

.contact-item p {
    font-size: 14px;
    color: var(--text-medium);
    margin: 0;
}

.hotline-card {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 30px;
    border-radius: var(--radius-md);
    text-align: center;
    color: #fff;
}

.hotline-card h3 {
    font-size: 16px;
    margin-bottom: 10px;
    color: #fff;
}

.hotline-card p {
    font-size: 14px;
    margin-bottom: 10px;
    opacity: 0.9;
}

.hotline-number {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    display: block;
    margin-bottom: 5px;
}

.hotline-name {
    font-size: 14px;
}

/* 响应式调整 */
@media (max-width: 1024px) {
    .values-grid,
    .benefits-grid,
    .honors-grid,
    .certificates-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .solutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .feedback-wrapper {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .values-grid,
    .benefits-grid,
    .honors-grid,
    .certificates-grid,
    .solutions-grid {
        grid-template-columns: 1fr;
    }

    .location-cards {
        grid-template-columns: 1fr;
    }

    .commitments {
        grid-template-columns: 1fr;
    }

    .feedback-form .form-row {
        grid-template-columns: 1fr;
    }

    .form-submit {
        flex-direction: column;
    }

    .cta-buttons {
        flex-direction: column;
    }
}

/* ====================================
   网站地图样式
   ==================================== */
.sitemap-wrapper {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.sitemap-section {
    background: var(--bg-light);
    padding: 25px;
    border-radius: var(--radius-md);
}

.sitemap-section h2 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.sitemap-section h2 a {
    color: var(--primary-color);
    text-decoration: none;
}

.sitemap-section h2 a:hover {
    color: var(--primary-dark);
}

.sitemap-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sitemap-list li {
    margin-bottom: 8px;
}

.sitemap-list a {
    color: var(--text-dark);
    text-decoration: none;
    font-size: 14px;
    transition: color var(--transition-fast);
}

.sitemap-list a:hover {
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .sitemap-wrapper {
        grid-template-columns: 1fr;
    }
}

/* 分类简介样式 */
.category-intro {
    background: var(--bg-light);
    padding: 20px;
    border-radius: var(--radius-md);
    margin-bottom: 30px;
}

.category-intro p {
    font-size: 15px;
    color: var(--text-medium);
    margin: 0;
    line-height: 1.8;
}