/* ==========================================
   首页样式 - 按照参考网站布局
   ========================================== */

/* 首屏大Banner */
.index-hero-banner {
    position: relative;
    height: 680px;
    overflow: hidden;
}

/* 底部白色渐变雾化效果 */
.index-hero-banner::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 120px;
    background: linear-gradient(to top, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0) 100%);
    z-index: 1;
    pointer-events: none;
}

.index-hero-slider {
    height: 100%;
    position: relative;
}

.index-hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
    background-size: cover;
    background-position: center;
}

.index-hero-slide.active {
    opacity: 1;
}

.index-hero-slide .site-container {
    height: 100%;
}

.index-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(49, 130, 206, 0.9) 0%, rgba(44, 82, 130, 0.7) 100%);
    z-index: 0;
}

.index-hero-content {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: #fff;
    max-width: 800px;
}

.index-hero-label {
    display: none;
}

.index-hero-title {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 24px;
    line-height: 1.2;
}

.index-hero-subtitle {
    font-size: 16px;
    margin-bottom: 48px;
    opacity: 0.9;
    line-height: 1.8;
    max-width: 600px;
}

.index-hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.index-hero-buttons .btn {
    border-radius: 50px;
    padding: 12px 36px;
}

.index-hero-buttons .btn-primary {
    background: #F6AD55;
    color: #fff;
}

.index-hero-buttons .btn-primary:hover {
    background: #ED8936;
    transform: translateY(-2px);
}

.index-hero-buttons .btn-outline {
    border: 1px solid rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.1);
}

.index-hero-buttons .btn-outline:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: #fff;
    color: #fff;
}

/* Hero Trust Section */
.index-hero-trust {
    /* margin-top removed to keep it with the group */
    border-top: 1px solid rgba(255, 255, 255, 0.3);
    padding-top: 24px;
    width: 100%;
    position: relative;
    z-index: 2;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.index-hero-trust-label {
    font-size: 13px;
    opacity: 0.8;
    margin-bottom: 12px;
}

.index-hero-trust-list {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.index-hero-trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
}

.index-hero-trust-item i {
    color: #F6AD55;
    font-size: 14px;
}

.index-hero-controls button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.4);
    color: #fff;
    font-size: 18px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 3;
}

.index-hero-controls button:hover {
    background: rgba(255, 255, 255, 0.35);
}

.index-hero-prev { left: 30px; }
.index-hero-next { right: 30px; }

.index-hero-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}

.index-hero-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.index-hero-indicator.active {
    background: #fff;
    width: 36px;
    border-radius: 6px;
}

/* 信任徽章 */
.index-trust-badges {
    background: #fff;
    padding: 50px 0;
    border-bottom: 1px solid #E2E8F0;
}

.index-badges-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.index-badge-item {
    text-align: center;
}

.index-badge-number {
    font-size: 48px;
    font-weight: 800;
    color: #2D3748;
    margin-bottom: 8px;
}

.index-badge-label {
    font-size: 16px;
    color: #718096;
}

/* 关于我们简介 */
.index-about-section {
    padding: 80px 0;
}

.index-about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.index-about-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.index-about-label {
    font-size: 14px;
    color: #3182CE;
    font-weight: 600;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.index-about-title {
    font-size: 28px;
    color: #1A202C;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 24px;
}

.index-about-content p {
    font-size: 15px;
    color: #718096;
    line-height: 1.8;
    margin-bottom: 16px;
}

.index-about-buttons {
    display: flex;
    gap: 16px;
    margin-top: 32px;
}

/* 产品系列卡片 - 4个大分类 */
.index-product-series {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.index-series-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.index-series-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.index-series-image {
    height: 280px;
    overflow: hidden;
}

.index-series-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.index-series-card:hover .index-series-image img {
    transform: scale(1.1);
}

.index-series-content {
    padding: 28px 24px;
    text-align: center;
}

.index-series-title {
    font-size: 22px;
    font-weight: 700;
    color: #1A202C;
    margin-bottom: 12px;
}

.index-series-desc {
    font-size: 14px;
    color: #718096;
    line-height: 1.6;
    margin-bottom: 20px;
}

.index-series-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #3182CE;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
}

.index-series-link:hover {
    gap: 12px;
    color: #2C5282;
}

/* 热门产品网格 - 8个产品 */
.index-products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.index-product-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.index-product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.index-product-image-wrapper {
    position: relative;
    height: 260px;
    overflow: hidden;
    background: #F7FAFC;
}

.index-product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.index-product-card:hover .index-product-image {
    transform: scale(1.1);
}

.index-product-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    background: #E53E3E;
    color: #fff;
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.index-product-info {
    padding: 20px;
}

.index-product-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #1A202C;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 48px;
}

.index-product-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 12px;
}

.index-product-rating i {
    color: #F6AD55;
    font-size: 13px;
}

.index-product-rating span {
    color: #718096;
    font-size: 13px;
    margin-left: 4px;
}

.index-product-desc {
    font-size: 13px;
    color: #718096;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 核心优势 - 4个卡片 */
.index-advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.index-advantage-card {
    background: #fff;
    padding: 40px 28px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.index-advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.index-advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: #3182CE;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: #fff;
}

.index-advantage-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: #1A202C;
}

.index-advantage-desc {
    font-size: 14px;
    color: #718096;
    line-height: 1.8;
}

/* 批发政策CTA区域 */
.index-policy-cta {
    background: linear-gradient(135deg, #3182CE 0%, #2C5282 100%);
    padding: 80px 0;
    color: #fff;
    text-align: center;
}

.index-policy-content {
    max-width: 1000px;
    margin: 0 auto;
}

.index-policy-title {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 12px;
}

.index-policy-cta .section-title-sub {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 20px;
}

.index-policy-desc {
    font-size: 16px;
    line-height: 1.8;
    opacity: 0.95;
    margin-bottom: 48px;
}

.index-policy-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin-bottom: 48px;
}

.index-policy-feature {
    text-align: center;
}

.index-policy-feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #fff;
}

.index-policy-feature h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
}

.index-policy-feature p {
    font-size: 14px;
    opacity: 0.9;
    line-height: 1.6;
}

/* 客户评价 */
.index-testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.index-testimonial-card {
    background: #fff;
    padding: 36px 32px;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.index-testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.index-testimonial-avatar {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid #E2E8F0;
}

.index-testimonial-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.index-testimonial-text {
    font-size: 14px;
    color: #4A5568;
    line-height: 1.8;
    margin-bottom: 20px;
    font-style: italic;
}

.index-testimonial-name {
    font-size: 18px;
    font-weight: 700;
    color: #1A202C;
    margin-bottom: 6px;
}

.index-testimonial-company {
    font-size: 13px;
    color: #718096;
}

/* 行业资讯 */
.index-news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.index-news-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.index-news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
}

.index-news-image-wrapper {
    height: 220px;
    overflow: hidden;
}

.index-news-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.index-news-card:hover .index-news-image {
    transform: scale(1.1);
}

.index-news-content {
    padding: 24px;
}

.index-news-category {
    display: inline-block;
    background: #3182CE;
    color: #fff;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 12px;
}

.index-news-date {
    font-size: 13px;
    color: #A0AEC0;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.index-news-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #1A202C;
}

.index-news-title a {
    color: inherit;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 54px;
}

.index-news-title a:hover {
    color: #3182CE;
}

.index-news-excerpt {
    font-size: 14px;
    color: #718096;
    line-height: 1.8;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 16px;
}

.index-news-more {
    color: #3182CE;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.index-news-more:hover {
    gap: 10px;
}

/* 首页联系我们区域 */
.index-contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.index-contact-subtitle {
    font-size: 24px;
    font-weight: 700;
    color: #1A202C;
    margin-bottom: 32px;
}

.index-contact-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.index-contact-item {
    display: flex;
    gap: 16px;
}

.index-contact-icon {
    width: 50px;
    height: 50px;
    background: #3182CE;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.index-contact-icon i {
    font-size: 20px;
    color: #fff;
}

.index-contact-details h4 {
    font-size: 16px;
    color: #1A202C;
    margin-bottom: 6px;
    font-weight: 600;
}

.index-contact-details p {
    font-size: 14px;
    color: #718096;
    line-height: 1.6;
}

.index-contact-form-wrapper {
    background: #F7FAFC;
    padding: 40px;
    border-radius: 12px;
}

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

.index-form-group input,
.index-form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.index-form-group input:focus,
.index-form-group textarea:focus {
    outline: none;
    border-color: #3182CE;
    box-shadow: 0 0 0 3px rgba(49, 130, 206, 0.1);
}

.index-form-group textarea {
    resize: vertical;
}

/* ==========================================
   产品列表页
   ========================================== */

.cp-list-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.cp-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.cp-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
}

.cp-image-wrapper {
    position: relative;
    height: 260px;
    overflow: hidden;
    background: #F7FAFC;
}

.cp-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.cp-card:hover .cp-image {
    transform: scale(1.1);
}

.cp-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    background: #E53E3E;
    color: #fff;
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}

.cp-info {
    padding: 20px;
}

.cp-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #1A202C;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 48px;
}

.cp-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 12px;
}

.cp-rating i {
    color: #F6AD55;
    font-size: 13px;
}

.cp-desc {
    font-size: 13px;
    color: #718096;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ==========================================
   新闻列表页
   ========================================== */

.newslist-grid {
    display: grid;
    gap: 32px;
}

.newslist-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    display: grid;
    grid-template-columns: 380px 1fr;
}

.newslist-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
}

.newslist-image-wrapper {
    height: 100%;
    min-height: 260px;
    overflow: hidden;
}

.newslist-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.newslist-card:hover .newslist-image {
    transform: scale(1.1);
}

.newslist-content {
    padding: 32px;
    display: flex;
    flex-direction: column;
}

.newslist-category {
    display: inline-block;
    background: #3182CE;
    color: #fff;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 12px;
    width: fit-content;
}

.newslist-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: #1A202C;
}

.newslist-title a:hover {
    color: #3182CE;
}

.newslist-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 16px;
    font-size: 13px;
    color: #A0AEC0;
}

.newslist-excerpt {
    font-size: 14px;
    color: #718096;
    line-height: 1.8;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.newslist-read-more {
    color: #3182CE;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s ease;
}

.newslist-read-more:hover {
    gap: 10px;
}

/* ==========================================
   新闻详情页
   ========================================== */

.news-container {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 40px;
}

.news-main {
    background: #fff;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.news-header {
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid #E2E8F0;
}

.news-title {
    font-size: 32px;
    font-weight: 700;
    color: #1A202C;
    margin-bottom: 20px;
    line-height: 1.4;
}

.news-meta {
    display: flex;
    gap: 24px;
    color: #A0AEC0;
    font-size: 14px;
}

.news-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.news-content {
    font-size: 15px;
    line-height: 2;
    color: #2D3748;
}

.news-content p {
    margin-bottom: 20px;
}

.news-content img {
    max-width: 100%;
    height: auto;
    margin: 28px 0;
    border-radius: 8px;
}

.news-content h2,
.news-content h3 {
    margin: 32px 0 16px;
    color: #1A202C;
    font-weight: 700;
}

.news-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.news-sidebar-widget {
    background: #fff;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.news-sidebar-widget-title {
    font-size: 18px;
    font-weight: 700;
    color: #1A202C;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid #3182CE;
}

.news-sidebar-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.news-sidebar-item {
    display: flex;
    gap: 12px;
    padding-bottom: 16px;
    border-bottom: 1px solid #E2E8F0;
}

.news-sidebar-item:last-child {
    padding-bottom: 0;
    border-bottom: none;
}

.news-sidebar-image {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    object-fit: cover;
    flex-shrink: 0;
}

.news-sidebar-content {
    flex: 1;
}

.news-sidebar-title {
    font-size: 14px;
    font-weight: 600;
    color: #1A202C;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

.news-sidebar-title:hover {
    color: #3182CE;
}

.news-sidebar-date {
    font-size: 12px;
    color: #A0AEC0;
}

/* ==========================================
   关于我们页
   ========================================== */

/* 公司简介区域 */
.about-intro-section {
    padding: 80px 0;
}

.about-intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-intro-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.about-intro-label {
    font-size: 14px;
    color: #3182CE;
    font-weight: 600;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-intro-title {
    font-size: 36px;
    color: #1A202C;
    margin-bottom: 24px;
    font-weight: 800;
    line-height: 1.3;
}

.about-intro-content p {
    font-size: 15px;
    line-height: 1.8;
    color: #718096;
    margin-bottom: 16px;
}

.about-intro-buttons {
    display: flex;
    gap: 16px;
    margin-top: 32px;
}

/* 数据统计 */
.about-stats-section {
    padding: 70px 0;
}

.about-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.about-stat-item {
    text-align: center;
    padding: 40px 24px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.about-stat-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.about-stat-number {
    font-size: 52px;
    font-weight: 800;
    color: #3182CE;
    margin-bottom: 12px;
    line-height: 1;
}

.about-stat-label {
    font-size: 16px;
    color: #718096;
    font-weight: 500;
}

/* 核心优势 */
.about-advantages-section {
    padding: 80px 0;
}

.about-advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.about-advantage-card {
    background: #fff;
    padding: 40px 32px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    text-align: center;
}

.about-advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
}

.about-advantage-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 24px;
    background: #3182CE;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #fff;
}

.about-advantage-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: #1A202C;
}

.about-advantage-desc {
    font-size: 14px;
    color: #718096;
    line-height: 1.8;
}

/* 批发仓库 */
.about-warehouse-section {
    padding: 80px 0;
}

.about-warehouse-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-top: 48px;
}

.about-warehouse-title {
    font-size: 28px;
    color: #1A202C;
    font-weight: 700;
    margin-bottom: 20px;
}

.about-warehouse-desc {
    font-size: 15px;
    color: #718096;
    line-height: 1.8;
    margin-bottom: 32px;
}

.about-warehouse-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-warehouse-feature {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.about-warehouse-feature-icon {
    width: 50px;
    height: 50px;
    background: #3182CE;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
    flex-shrink: 0;
}

.about-warehouse-feature-content h4 {
    font-size: 16px;
    color: #1A202C;
    font-weight: 600;
    margin-bottom: 6px;
}

.about-warehouse-feature-content p {
    font-size: 14px;
    color: #718096;
    line-height: 1.6;
}

.about-warehouse-images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.about-warehouse-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* 客户评价 */
.about-testimonials-section {
    padding: 80px 0;
}

.about-testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.about-testimonial-card {
    background: #fff;
    padding: 36px 32px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.about-testimonial-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
}

.about-testimonial-text {
    font-size: 15px;
    color: #4A5568;
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}

.about-testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 24px;
    border-top: 1px solid #E2E8F0;
}

.about-testimonial-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.about-testimonial-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-testimonial-name {
    font-size: 16px;
    color: #1A202C;
    font-weight: 700;
    margin-bottom: 4px;
}

.about-testimonial-company {
    font-size: 13px;
    color: #718096;
}

/* 企业文化 */
.about-culture-section {
    padding: 80px 0;
}

.about-culture-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.about-culture-card {
    background: #fff;
    padding: 48px 36px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
}

.about-culture-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
}

.about-culture-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, #3182CE 0%, #2C5282 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: #fff;
}

.about-culture-title {
    font-size: 22px;
    color: #1A202C;
    font-weight: 700;
    margin-bottom: 16px;
}

.about-culture-desc {
    font-size: 15px;
    color: #718096;
    line-height: 1.8;
}

/* ==========================================
   联系我们页
   ========================================== */

/* Hero Banner */
.contact-hero-banner {
    background: linear-gradient(135deg, #3182CE 0%, #2C5282 100%);
    padding: 100px 0 80px;
    color: #fff;
    text-align: center;
}

.contact-hero-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 24px;
    line-height: 1.3;
}

.contact-hero-title span {
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 16px;
    border-radius: 8px;
}

.contact-hero-subtitle {
    font-size: 18px;
    line-height: 1.8;
    opacity: 0.95;
    max-width: 900px;
    margin: 0 auto 40px;
}

.contact-hero-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* 联系方式卡片 */
.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.contact-info-card {
    background: #fff;
    padding: 40px 32px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
}

.contact-info-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
}

.contact-info-icon {
    width: 70px;
    height: 70px;
    background: #3182CE;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #fff;
    margin: 0 auto 24px;
}

.contact-info-title {
    font-size: 20px;
    color: #1A202C;
    font-weight: 700;
    margin-bottom: 10px;
}

.contact-info-subtitle {
    font-size: 14px;
    color: #718096;
    margin-bottom: 16px;
}

.contact-info-link {
    font-size: 16px;
    color: #3182CE;
    font-weight: 600;
    transition: all 0.3s ease;
}

.contact-info-link:hover {
    color: #2C5282;
}

.contact-info-text {
    font-size: 14px;
    color: #718096;
    line-height: 1.6;
}

.contact-info-button {
    display: inline-block;
    padding: 10px 24px;
    background: #3182CE;
    color: #fff;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.contact-info-button:hover {
    background: #2C5282;
    transform: translateY(-2px);
}

/* 联系表单 */
.contact-form-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.contact-form-modern {
    background: #fff;
    padding: 48px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

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

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

.contact-form-group label {
    display: block;
    font-size: 15px;
    color: #2D3748;
    margin-bottom: 8px;
    font-weight: 600;
}

.contact-form-group .required {
    color: #E53E3E;
}

.contact-form-group input,
.contact-form-group textarea,
.contact-form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.contact-form-group input:focus,
.contact-form-group textarea:focus,
.contact-form-group select:focus {
    outline: none;
    border-color: #3182CE;
    box-shadow: 0 0 0 3px rgba(49, 130, 206, 0.1);
}

.contact-form-group textarea {
    resize: vertical;
}

.contact-form-submit-modern {
    width: 100%;
    padding: 16px;
    background: #3182CE;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.contact-form-submit-modern:hover {
    background: #2C5282;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(49, 130, 206, 0.4);
}

/* 选择理由 */
.contact-reasons-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.contact-reason-card {
    text-align: center;
    padding: 32px 24px;
}

.contact-reason-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #3182CE 0%, #2C5282 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #fff;
    margin: 0 auto 20px;
}

.contact-reason-title {
    font-size: 18px;
    color: #1A202C;
    font-weight: 700;
    margin-bottom: 10px;
}

.contact-reason-text {
    font-size: 14px;
    color: #718096;
    line-height: 1.6;
}

/* 常见问题 */
.contact-faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.contact-faq-item {
    background: #fff;
    padding: 32px;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.contact-faq-item:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.contact-faq-question {
    font-size: 18px;
    color: #1A202C;
    font-weight: 700;
    margin-bottom: 12px;
}

.contact-faq-answer {
    font-size: 15px;
    color: #718096;
    line-height: 1.8;
}

.contact-faq-more {
    font-size: 18px;
    color: #2D3748;
    margin-bottom: 20px;
    font-weight: 600;
}

/* CTA区域 */
.contact-cta-section {
    background: linear-gradient(135deg, #3182CE 0%, #2C5282 100%);
    padding: 80px 0;
    text-align: center;
    color: #fff;
}

.contact-cta-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
}

.contact-cta-desc {
    font-size: 18px;
    opacity: 0.95;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.contact-cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ==========================================
   批发政策页
   ========================================== */

/* Hero Banner */
.pifa-hero-banner {
    background: linear-gradient(135deg, #3182CE 0%, #2C5282 100%);
    padding: 100px 0 80px;
    color: #fff;
    text-align: center;
}

.pifa-hero-title {
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 24px;
    line-height: 1.3;
}

.pifa-hero-subtitle {
    font-size: 18px;
    line-height: 1.8;
    opacity: 0.95;
    max-width: 900px;
    margin: 0 auto 40px;
}

.pifa-hero-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* 信任徽章 */
.pifa-trust-section {
    background: #fff;
    padding: 60px 0;
    border-bottom: 1px solid #E2E8F0;
}

.pifa-trust-label {
    text-align: center;
    font-size: 16px;
    color: #718096;
    margin-bottom: 32px;
    font-weight: 500;
}

.pifa-trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 48px;
}

.pifa-trust-item {
    text-align: center;
}

.pifa-trust-number {
    font-size: 42px;
    font-weight: 800;
    color: #3182CE;
    margin-bottom: 8px;
}

.pifa-trust-text {
    font-size: 16px;
    color: #718096;
}

/* 特点网格 */
.pifa-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.pifa-feature-card {
    background: #fff;
    padding: 40px 36px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.pifa-feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
}

.pifa-feature-icon {
    width: 70px;
    height: 70px;
    background: #3182CE;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #fff;
    margin-bottom: 24px;
}

.pifa-feature-title {
    font-size: 22px;
    color: #1A202C;
    font-weight: 700;
    margin-bottom: 12px;
}

.pifa-feature-desc {
    font-size: 15px;
    color: #718096;
    line-height: 1.8;
}

/* 服务网格 */
.pifa-services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.pifa-service-item {
    background: #fff;
    padding: 36px 32px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.pifa-service-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.pifa-service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #3182CE 0%, #2C5282 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #fff;
    margin-bottom: 20px;
}

.pifa-service-title {
    font-size: 18px;
    color: #1A202C;
    font-weight: 700;
    margin-bottom: 10px;
}

.pifa-service-text {
    font-size: 14px;
    color: #718096;
    line-height: 1.8;
}

/* 流程步骤 */
.pifa-steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.pifa-step-card {
    text-align: center;
    padding: 32px 24px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.pifa-step-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
}

.pifa-step-number {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #3182CE 0%, #2C5282 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 800;
    color: #fff;
    margin: 0 auto 24px;
}

.pifa-step-title {
    font-size: 18px;
    color: #1A202C;
    font-weight: 700;
    margin-bottom: 12px;
}

.pifa-step-desc {
    font-size: 14px;
    color: #718096;
    line-height: 1.8;
}

/* 成功案例 */
.pifa-cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.pifa-case-card {
    background: #fff;
    padding: 36px 32px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.pifa-case-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
}

.pifa-case-text {
    font-size: 15px;
    color: #4A5568;
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}

.pifa-case-author {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 24px;
    border-top: 1px solid #E2E8F0;
}

.pifa-case-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.pifa-case-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pifa-case-name {
    font-size: 16px;
    color: #1A202C;
    font-weight: 700;
    margin-bottom: 4px;
}

.pifa-case-company {
    font-size: 13px;
    color: #718096;
}

/* CTA区域 */
.pifa-cta-section {
    background: linear-gradient(135deg, #3182CE 0%, #2C5282 100%);
    padding: 80px 0;
    text-align: center;
    color: #fff;
}

.pifa-cta-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
}

.pifa-cta-desc {
    font-size: 18px;
    opacity: 0.95;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.pifa-cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ==========================================
   新闻详情页 - 顶部表单 (复刻设计图)
   ========================================== */

/* 增加 Banner 底部内边距，为重叠表单留出空间 */
.page-banner {
    padding-bottom: 100px;
}

.news-lead-form-wrapper {
    margin-bottom: 50px;
    margin-top: 0px; /* 向上重叠 Banner */
    position: relative;
    z-index: 10;
    padding: 0px; /* 防止在小屏幕上贴边 */
}

.news-lead-form {
    background: linear-gradient(135deg, #2563EB 0%, #3B82F6 100%);
    border-radius: 16px;
    padding: 48px 60px;
    color: #fff;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.15), 0 10px 15px rgba(0,0,0,0.05);
    max-width: 100%;
    margin: 0 auto;
}

/* 背景装饰图形 */
.news-lead-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.news-lead-bg-shapes .shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
}

.news-lead-bg-shapes .shape-1 {
    width: 300px;
    height: 300px;
    top: -100px;
    right: -50px;
}

.news-lead-bg-shapes .shape-2 {
    width: 200px;
    height: 200px;
    bottom: -80px;
    left: -50px;
}

.news-lead-content {
    position: relative;
    z-index: 1;
}

.news-lead-form .lead-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
    color: #fff;
}

.news-lead-form .lead-subtitle {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
}

.news-lead-form .lead-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 100%;
}

.news-lead-form .form-group input {
    width: 100%;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    color: #fff;
    font-size: 16px;
    transition: all 0.3s ease;
}

.news-lead-form .form-group input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.news-lead-form .form-group input:focus {
    background: rgba(255, 255, 255, 0.25);
    border-color: #fff;
    outline: none;
}

.news-lead-form .btn-submit {
    width: 100%;
    padding: 16px;
    background: #fff;
    color: #2563EB;
    font-size: 18px;
    font-weight: 700;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.news-lead-form .btn-submit:hover {
    background: #F8FAFC;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.news-lead-form .lead-note {
    margin-top: 20px;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 768px) {
    .news-lead-form {
        padding: 32px 24px;
    }
    
    .news-lead-form .lead-title {
        font-size: 24px;
    }
}

/* ==========================================
   新闻详情页 - 上下篇导航
   ========================================== */
.news-navigation {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid #E2E8F0;
    flex-wrap: wrap;
}

.news-nav-item {
    flex: 1;
    min-width: 200px;
    display: flex;
    flex-direction: column;
}

.news-nav-next {
    text-align: right;
    align-items: flex-end;
}

.news-nav-label {
    font-size: 12px;
    color: #A0AEC0;
    margin-bottom: 6px;
    text-transform: uppercase;
}

.news-nav-item a {
    font-size: 15px;
    color: #2D3748;
    font-weight: 600;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: all 0.3s ease;
}

.news-nav-item a:hover {
    color: #3182CE;
}

/* 底部相关推荐 */
.news-related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.news-related-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    display: block;
}

.news-related-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.12);
}

.news-related-image {
    height: 160px;
    overflow: hidden;
}

.news-related-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.news-related-card:hover .news-related-image img {
    transform: scale(1.05);
}

.news-related-info {
    padding: 16px;
}

.news-related-title {
    font-size: 15px;
    font-weight: 600;
    color: #2D3748;
    margin-bottom: 8px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-related-meta {
    font-size: 12px;
    color: #A0AEC0;
    display: flex;
    justify-content: space-between;
}

@media (max-width: 992px) {
    .news-related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .news-related-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================
   分页
   ========================================== */

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 50px;
}

.pagination a,
.pagination span {
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    color: #2D3748;
    font-weight: 500;
    transition: all 0.3s ease;
}

.pagination a:hover {
    background: #3182CE;
    color: #fff;
    border-color: #3182CE;
}

.pagination .active {
    background: #3182CE;
    color: #fff;
    border-color: #3182CE;
}

/* ==========================================
   响应式设计
   ========================================== */

@media (max-width: 1200px) {
    .index-product-series,
    .index-products-grid,
    .index-advantages-grid,
    .index-policy-features,
    .cp-list-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .index-hero-title {
        font-size: 40px;
    }
    
    .index-badges-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .index-product-series,
    .index-products-grid,
    .index-advantages-grid,
    .index-testimonials-grid,
    .index-news-grid,
    .cp-list-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .index-policy-features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .index-about-grid,
    .about-intro-grid,
    .contact-grid,
    .pifa-grid,
    .news-container,
    .newslist-card,
    .index-contact-wrapper,
    .about-warehouse-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .about-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-advantages-grid,
    .about-testimonials-grid,
    .about-culture-grid,
    .pifa-features-grid,
    .pifa-services-grid,
    .pifa-cases-grid,
    .contact-info-grid,
    .contact-reasons-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pifa-steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .index-hero-banner {
        height: 500px;
    }
    
    .index-hero-title {
        font-size: 32px;
    }
    
    .index-hero-subtitle {
        font-size: 16px;
    }
    
    .index-badges-grid,
    .index-product-series,
    .index-products-grid,
    .index-advantages-grid,
    .index-policy-features,
    .index-testimonials-grid,
    .index-news-grid,
    .cp-list-grid,
    .about-stats-grid,
    .about-advantages-grid,
    .about-testimonials-grid,
    .about-culture-grid,
    .pifa-trust-grid,
    .pifa-features-grid,
    .pifa-services-grid,
    .pifa-steps-grid,
    .pifa-cases-grid,
    .contact-info-grid,
    .contact-reasons-grid {
        grid-template-columns: 1fr;
    }
    
    .pifa-hero-title,
    .contact-hero-title {
        font-size: 32px;
    }
    
    .about-intro-title,
    .about-warehouse-title {
        font-size: 28px;
    }
    
    .news-main {
        padding: 32px 24px;
    }
    
    .news-title {
        font-size: 28px;
    }
    
    .contact-form-modern {
        padding: 32px 24px;
    }
    
    .contact-form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
}