/* 全局样式 */
/* ------------------------------------------------------------
 * 字体授权说明（§5.3 V2.0 注记）
 * 「微软雅黑」商用需方正授权、「苹方」仅限苹果生态内使用，企业官网直接作为首选字体
 * 存在侵权风险。此处把 SIL OFL 协议的思源黑体 / Noto Sans SC 提到首选位置，
 * 雅黑与苹方退为系统兜底（系统预装字体仅作回退，不作为主字体对外声明）。
 * 如需完全可控，请自托管字体并启用下面的 @font-face：
 *   @font-face {
 *       font-family: 'Noto Sans SC';
 *       src: url('/assets/fonts/NotoSansSC-Regular.woff2') format('woff2');
 *       font-weight: 400; font-style: normal; font-display: swap;
 *   }
 * ------------------------------------------------------------ */
:root {
    --primary-color: #e63946;
    --primary-dark: #c1121f;
    --secondary-color: #457b9d;
    --secondary-dark: #1d3557;
    --text-color: #333333;
    --text-light: #666666;
    --bg-color: #ffffff;
    --bg-light: #f8f9fa;
    --bg-dark: #1d3557;
    --border-color: #e0e0e0;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-hover: 0 5px 20px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
    --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'HarmonyOS Sans SC', 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

/* 无障碍跳转链接（键盘用户直达正文）
 * 注意：.skip-link 的关键样式在 includes/site.php 的 render_head() 中以 <style> 内联输出，
 * 不在此处定义——内联可确保样式表未刷新/被缓存时该链接也不会裸露在页面顶部。 */

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 15px;
    color: var(--secondary-dark);
}

.section-subtitle {
    font-size: 16px;
    text-align: center;
    color: var(--text-light);
    margin-bottom: 50px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(230, 57, 70, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background-color: white;
    color: var(--primary-color);
}

.btn-link {
    color: var(--primary-color);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-link:hover {
    gap: 12px;
}

.text-center {
    text-align: center;
}

/* 头部样式已迁移至文件末尾"新版顶部导航" */

/* Banner样式 */
.banner {
    position: relative;
    height: 600px;
    overflow: hidden;
}

.banner-slider {
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--secondary-color) 100%);
}

.slide.active {
    opacity: 1;
}

.slide-content {
    text-align: center;
    color: white;
    padding: 0 20px;
}

.slide-content h2 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 0 2px 14px rgba(0,0,0,0.55), 0 1px 3px rgba(0,0,0,0.45);
}

.slide-content p {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.banner-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
}

.banner-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: var(--transition);
}

.banner-dots .dot.active {
    background-color: white;
    transform: scale(1.2);
}

/* 优势部分 */
.advantages {
    padding: 80px 0;
    background-color: var(--bg-light);
}

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

.advantage-item {
    background-color: white;
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.advantage-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    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;
}

.advantage-icon i {
    font-size: 32px;
    color: white;
}

.advantage-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--secondary-dark);
}

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

/* 产品部分 */
.products {
    padding: 80px 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.product-card {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.product-image {
    height: 200px;
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image i {
    font-size: 60px;
    color: white;
    opacity: 0.8;
}

.product-info {
    padding: 25px;
}

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

.product-info p {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 15px;
    line-height: 1.6;
}

/* 流程部分 */
.process {
    padding: 80px 0;
    background-color: var(--bg-light);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.step {
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    position: relative;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.step-number {
    width: 60px;
    height: 60px;
    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;
    font-size: 24px;
    font-weight: 700;
    color: white;
}

.step h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--secondary-dark);
}

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

/* 数据统计 */
.stats {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--secondary-color) 100%);
}

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

.stat-item {
    text-align: center;
    color: white;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 16px;
    opacity: 0.9;
}

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

.testimonials-slider {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.testimonial-item {
    display: none;
    background-color: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.testimonial-item.active {
    display: block;
}

.testimonial-content {
    position: relative;
    padding-left: 40px;
    margin-bottom: 30px;
}

.testimonial-content i {
    position: absolute;
    left: 0;
    top: 0;
    font-size: 24px;
    color: var(--primary-color);
    opacity: 0.5;
}

.testimonial-content p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-color);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-info h4 {
    font-size: 16px;
    color: var(--secondary-dark);
    margin-bottom: 5px;
}

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

.testimonial-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.testimonial-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--border-color);
    cursor: pointer;
    transition: var(--transition);
}

.testimonial-dots .dot.active {
    background-color: var(--primary-color);
}

/* 联系我们CTA */
.contact-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
}

.cta-content {
    text-align: center;
    color: white;
}

.cta-content h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.cta-content p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-phone {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.cta-phone i {
    font-size: 24px;
}

.cta-phone a {
    color: white;
}

.cta-phone a:hover {
    text-decoration: underline;
}

.divider {
    opacity: 0.5;
}

/* 页脚 */
.footer {
    background-color: var(--bg-dark);
    color: white;
    padding: 60px 0 30px;
}

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

.footer-col h3 {
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-col p {
    font-size: 14px;
    line-height: 1.8;
    opacity: 0.8;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul a {
    font-size: 14px;
    opacity: 0.8;
    transition: var(--transition);
}

.footer-col ul a:hover {
    opacity: 1;
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: var(--transition);
}

.footer-social a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

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

.contact-item i {
    margin-top: 5px;
    color: var(--primary-color);
}

.contact-item p {
    font-size: 14px;
    opacity: 0.8;
    margin-bottom: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    opacity: 0.6;
    margin-bottom: 5px;
}

/* 移动端底部悬浮栏 */
.mobile-bottom-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: white;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    padding: 10px 0;
}

.bottom-bar-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 5px;
    color: var(--text-color);
    font-size: 12px;
}

.bottom-bar-item i {
    font-size: 18px;
    margin-bottom: 3px;
    color: var(--primary-color);
}

.bottom-bar-item span {
    font-size: 11px;
}

/* 返回顶部按钮 */
.back-to-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: 0 2px 10px rgba(230, 57, 70, 0.3);
    z-index: 999;
}

.back-to-top-btn.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
}

/* 响应式设计 */
@media (max-width: 1199px) {
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 991px) {
    .banner {
        height: 500px;
    }
    
    .slide-content h2 {
        font-size: 36px;
    }
    
    .slide-content p {
        font-size: 18px;
    }
    
    .process-steps {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .container {
        padding: 0 15px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .section-subtitle {
        font-size: 14px;
        margin-bottom: 30px;
    }
    
    .banner {
        height: 400px;
    }
    
    .slide-content h2 {
        font-size: 28px;
    }
    
    .slide-content p {
        font-size: 16px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .advantages {
        padding: 50px 0;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .advantage-item {
        padding: 30px 20px;
    }
    
    .products {
        padding: 50px 0;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .process {
        padding: 50px 0;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .stats {
        padding: 40px 0;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .stat-number {
        font-size: 36px;
    }
    
    .testimonials {
        padding: 50px 0;
    }
    
    .testimonial-item {
        padding: 30px 20px;
    }
    
    .contact-cta {
        padding: 50px 0;
    }
    
    .cta-content h2 {
        font-size: 24px;
    }
    
    .cta-content p {
        font-size: 16px;
    }
    
    .cta-phone {
        font-size: 20px;
        flex-direction: column;
        gap: 10px;
    }
    
    .divider {
        display: none;
    }
    
    .footer {
        padding: 40px 0 20px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    /* 移动端底部栏显示 */
    .mobile-bottom-bar {
        display: flex;
        justify-content: space-around;
    }
    
    .back-to-top-btn {
        bottom: 80px;
        right: 15px;
        width: 45px;
        height: 45px;
        font-size: 18px;
    }
    
    footer {
        padding-bottom: 80px;
    }
}

/* 骨架屏加载 */
@keyframes skeleton-loading {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: calc(200px + 100%) 0;
    }
}

.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200px 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: 4px;
}

/* 表单样式 */
.form-group {
    margin-bottom: 20px;
}

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

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 14px;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.1);
}

.form-control.error {
    border-color: #dc3545;
}

.error-message {
    color: #dc3545;
    font-size: 12px;
    margin-top: 5px;
    display: none;
}

.form-control.error + .error-message {
    display: block;
}

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

/* 面包屑导航 */
.brand-logo {
    height: 44px;
    max-width: 220px;
    object-fit: contain;
    display: block;
}
.brand-logo + .brand-text {
    display: none;
}

.breadcrumb {
    padding: 15px 0;
    background-color: var(--bg-light);
    border-bottom: 1px solid var(--border-color);
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    font-size: 14px;
}

.breadcrumb-list li {
    display: flex;
    align-items: center;
}

.breadcrumb-list li:not(:last-child)::after {
    content: '/';
    margin: 0 10px;
    color: var(--text-light);
}

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

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

.breadcrumb-list li:last-child {
    color: var(--text-color);
    font-weight: 500;
}

/* 页面标题 */
.page-header {
    background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
}

.page-header h1 {
    font-size: 36px;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 16px;
    opacity: 0.9;
}

/* 内容区域 */
.content-section {
    padding: 60px 0;
}

.content-section h2 {
    font-size: 28px;
    color: var(--secondary-dark);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
    display: inline-block;
}

.content-section h3 {
    font-size: 22px;
    color: var(--secondary-dark);
    margin: 30px 0 15px;
}

.content-section p {
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 15px;
    color: var(--text-color);
}

.content-section ul,
.content-section ol {
    margin-bottom: 15px;
    padding-left: 30px;
}

.content-section li {
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 8px;
    color: var(--text-color);
}

/* 图片画廊 */
.gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 30px 0;
}

.gallery-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: var(--transition);
}

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

.gallery-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    padding: 20px;
    color: white;
    transform: translateY(100%);
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h4 {
    font-size: 16px;
    margin-bottom: 5px;
}

.gallery-overlay p {
    font-size: 12px;
    opacity: 0.8;
}

/* 表格样式 */
.table-responsive {
    overflow-x: auto;
    margin: 20px 0;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.data-table th,
.data-table td {
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    text-align: left;
}

.data-table th {
    background-color: var(--secondary-dark);
    color: white;
    font-weight: 500;
}

.data-table tr:nth-child(even) {
    background-color: var(--bg-light);
}

.data-table tr:hover {
    background-color: #f0f0f0;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 40px;
}

.page-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 14px;
    color: var(--text-color);
    transition: var(--transition);
}

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

.page-link.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 侧边栏 */
.sidebar {
    padding-left: 30px;
}

.sidebar-widget {
    background-color: white;
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
}

.sidebar-widget h3 {
    font-size: 18px;
    color: var(--secondary-dark);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.sidebar-list {
    list-style: none;
}

.sidebar-list li {
    padding: 10px 0;
    border-bottom: 1px dashed var(--border-color);
}

.sidebar-list li:last-child {
    border-bottom: none;
}

.sidebar-list a {
    font-size: 14px;
    color: var(--text-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.sidebar-list .count {
    background-color: var(--bg-light);
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 12px;
}

/* 新闻列表 */
.news-list {
    list-style: none;
}

.news-item {
    display: flex;
    gap: 20px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.news-image {
    width: 200px;
    height: 140px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.news-content {
    flex: 1;
}

.news-content h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--secondary-dark);
}

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

.news-meta {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 10px;
}

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

.news-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 产品详情 */
.product-detail {
    background-color: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.product-detail-header {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
}

.product-gallery {
    width: 400px;
    flex-shrink: 0;
}

.product-gallery-main {
    width: 100%;
    height: 300px;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 15px;
}

.product-gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-gallery-thumbs {
    display: flex;
    gap: 10px;
}

.product-gallery-thumbs img {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}

.product-gallery-thumbs img:hover,
.product-gallery-thumbs img.active {
    border-color: var(--primary-color);
}

.product-info-detail {
    flex: 1;
}

.product-info-detail h1 {
    font-size: 28px;
    color: var(--secondary-dark);
    margin-bottom: 15px;
}

.product-price {
    font-size: 24px;
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 20px;
}

.product-specs {
    margin-bottom: 25px;
}

.product-specs h4 {
    font-size: 16px;
    color: var(--secondary-dark);
    margin-bottom: 15px;
}

.specs-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.specs-list li {
    font-size: 14px;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 8px;
}

.specs-list li::before {
    content: '';
    width: 6px;
    height: 6px;
    background-color: var(--primary-color);
    border-radius: 50%;
}

.product-actions {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

/* 光箱效果 */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.lightbox.active {
    display: flex;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    color: white;
    font-size: 30px;
    cursor: pointer;
    background: none;
    border: none;
}

.lightbox img {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
}

/* Cookie提示 */
.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: white;
    padding: 20px;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
    z-index: 1500;
    display: none;
}

.cookie-consent.active {
    display: block;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

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

.cookie-content a {
    color: var(--primary-color);
    text-decoration: underline;
}

.cookie-btn {
    padding: 10px 25px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    white-space: nowrap;
}

/* 404页面 */
.error-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px 20px;
}

.error-content h1 {
    font-size: 120px;
    color: var(--primary-color);
    margin-bottom: 20px;
    line-height: 1;
}

.error-content h2 {
    font-size: 36px;
    color: var(--secondary-dark);
    margin-bottom: 15px;
}

.error-content p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 30px;
}

/* 搜索结果 */
.search-results {
    padding: 60px 0;
}

.search-form {
    max-width: 600px;
    margin: 0 auto 40px;
    display: flex;
    gap: 10px;
}

.search-form input {
    flex: 1;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 16px;
}

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

.search-form button {
    padding: 12px 30px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
}

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

.search-result-item {
    background-color: white;
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

.search-result-item h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.search-result-item h3 a {
    color: var(--secondary-dark);
}

.search-result-item h3 a:hover {
    color: var(--primary-color);
}

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

.search-highlight {
    background-color: #fff3cd;
    padding: 2px 4px;
    border-radius: 3px;
}

/* 加载动画 */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* 提示消息 */
.alert {
    padding: 15px 20px;
    border-radius: 5px;
    margin-bottom: 20px;
    font-size: 14px;
}

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

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

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}


/* ===== 新版顶部导航 ===== */
.site-header { position: sticky; top: 0; z-index: 1000; background: #fff; box-shadow: 0 1px 8px rgba(0,0,0,.08); }
.header-inner { max-width: 1200px; margin: 0 auto; padding: 0 20px; height: 72px; display: flex; align-items: center; gap: 20px; position: relative; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark { width: 46px; height: 46px; background: linear-gradient(135deg,#e63946,#c1121f); color: #fff; font-weight: 700; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 15px; letter-spacing: 1px; flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; line-height: 1.35; }
.brand-text strong { font-size: 17px; color: #1d3557; white-space: nowrap; }
.brand-text small { font-size: 12px; color: #999; white-space: nowrap; }
.main-nav { display: flex; gap: 4px; margin-left: auto; }
.main-nav a { padding: 8px 14px; font-size: 15px; color: #333; border-radius: 6px; position: relative; }
.main-nav a:hover { color: #e63946; background: #fdf2f3; }
.main-nav a.active { color: #e63946; font-weight: 600; }
.main-nav a.active::after { content: ''; position: absolute; left: 14px; right: 14px; bottom: 0; height: 2px; background: #e63946; border-radius: 2px; }
.header-phone { display: flex; align-items: center; gap: 10px; padding: 8px 18px; background: linear-gradient(135deg,#e63946,#c1121f); color: #fff; border-radius: 8px; flex-shrink: 0; }
.header-phone svg { width: 20px; height: 20px; fill: #fff; flex-shrink: 0; }
.header-phone .phone-text { display: flex; flex-direction: column; line-height: 1.25; }
.header-phone .phone-text small { font-size: 11px; opacity: .85; color: #fff; }
.header-phone .phone-text b { font-size: 16px; color: #fff; white-space: nowrap; }
.header-phone:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 4px 14px rgba(230,57,70,.4); }
.nav-toggle { display: none; flex-direction: column; justify-content: center; align-items: center; gap: 5px; width: 44px; height: 44px; background: none; border: none; cursor: pointer; flex-shrink: 0; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: #1d3557; border-radius: 2px; transition: all .3s ease; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1199px) {
    .header-inner { gap: 12px; }
    .main-nav a { padding: 8px 10px; font-size: 14px; }
}
@media (max-width: 991px) {
    .nav-toggle { display: flex; }
    .main-nav { display: none; position: absolute; top: 72px; left: 0; right: 0; background: #fff; flex-direction: column; padding: 10px 20px 20px; box-shadow: 0 8px 16px rgba(0,0,0,.1); margin-left: 0; gap: 0; }
    .main-nav.open { display: flex; }
    .main-nav a { padding: 14px 10px; border-bottom: 1px solid #f0f0f0; font-size: 15px; }
    .main-nav a:last-child { border-bottom: none; }
    .main-nav a.active::after { display: none; }
    .header-phone { margin-left: auto; padding: 8px 14px; }
    .brand-text strong { font-size: 15px; }
    .brand-text small { display: none; }
}
@media (max-width: 480px) {
    .header-phone .phone-text { display: none; }
    .header-phone { padding: 10px; border-radius: 50%; }
    .brand-text strong { font-size: 14px; }
}

/* ===== 产品分类筛选按钮 ===== */
.product-filters { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 40px; }
.filter-btn { padding: 8px 20px; border: 1px solid #ddd; background: #fff; border-radius: 22px; font-size: 14px; color: #555; cursor: pointer; transition: all .3s ease; }
.filter-btn:hover { border-color: #e63946; color: #e63946; }
.filter-btn.active { background: #e63946; border-color: #e63946; color: #fff; }

/* ===== 产品标签 ===== */
.product-specs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 15px; }
.spec-tag { background: #f0f4f8; color: #457b9d; padding: 3px 10px; border-radius: 12px; font-size: 12px; }

/* ===== 单页辅助样式 ===== */
.company-info-list { list-style: none; padding: 0; }
.company-info-list li { padding: 10px 0; border-bottom: 1px dashed #e0e0e0; font-size: 14px; line-height: 1.6; }
.company-info-list li:last-child { border-bottom: none; }
.company-info-list strong { color: #1d3557; }
.advantages-list { list-style: none; padding: 0; }
.advantages-list li { padding: 8px 0; font-size: 14px; display: flex; align-items: center; gap: 8px; }
.advantages-list li i { color: #e63946; }
.certifications-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.certification-item { background: #fff; padding: 30px 20px; border-radius: 10px; text-align: center; box-shadow: 0 2px 10px rgba(0,0,0,.08); transition: all .3s ease; }
.certification-item:hover { transform: translateY(-5px); box-shadow: 0 5px 20px rgba(0,0,0,.12); }
.cert-icon { width: 64px; height: 64px; margin: 0 auto 15px; background: linear-gradient(135deg,#457b9d,#1d3557); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.cert-icon i { font-size: 26px; color: #fff; }
.certification-item h4 { font-size: 17px; color: #1d3557; margin-bottom: 10px; }
.certification-item p { font-size: 13px; color: #666; line-height: 1.6; }
.production-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 30px 0; }
.stat-card { background: #fff; border: 1px solid #e8e8e8; border-radius: 10px; padding: 25px; text-align: center; }
.stat-card .stat-icon { width: 56px; height: 56px; margin: 0 auto 12px; background: #fdf2f3; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.stat-card .stat-icon i { font-size: 24px; color: #e63946; }
.stat-card h3 { font-size: 28px; color: #e63946; margin-bottom: 5px; }
.stat-card p { font-size: 14px; color: #666; }
.service-areas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 25px; }
.area-item { display: flex; align-items: center; gap: 6px; padding: 8px 18px; background: #f0f4f8; border-radius: 20px; font-size: 14px; color: #1d3557; }
.area-item i { color: #e63946; }
.team-intro { background: #fff; padding: 30px; border-radius: 10px; box-shadow: 0 2px 10px rgba(0,0,0,.08); }
.team-leader { display: flex; gap: 25px; align-items: flex-start; margin-bottom: 20px; }
.leader-icon { width: 80px; height: 80px; background: linear-gradient(135deg,#e63946,#c1121f); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.leader-icon i { font-size: 34px; color: #fff; }
.leader-info h3 { font-size: 20px; color: #1d3557; margin-bottom: 4px; }
.leader-title { color: #e63946; font-size: 14px; margin-bottom: 10px; }
.leader-info p { font-size: 14px; color: #666; line-height: 1.8; }
.team-desc p { font-size: 14px; color: #666; line-height: 1.8; }
.materials-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.material-item { background: #f8f9fa; padding: 25px; border-radius: 10px; border-left: 4px solid #e63946; }
.material-item h3, .material-item h4 { font-size: 16px; color: #1d3557; margin-bottom: 10px; }
.material-item p { font-size: 14px; color: #666; line-height: 1.7; }
@media (max-width: 991px) {
    .certifications-grid, .production-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
    .certifications-grid, .production-stats, .materials-grid { grid-template-columns: 1fr; }
    .team-leader { flex-direction: column; align-items: center; text-align: center; }
}


/* ===== 移动端兼容性补丁 ===== */
html {
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

/* iOS 文本输入框去除默认圆角外观（保留 select 原生箭头） */
input[type="text"], input[type="tel"], input[type="email"],
input[type="url"], input[type="number"], input[type="password"],
input[type="search"], textarea {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}
input, select, textarea {
    font-family: inherit;
}

/* 长英文/URL/连续数字防溢出撑破布局 */
p, li, td, th, h1, h2, h3, h4, h5, h6, a, span {
    overflow-wrap: break-word;
    word-wrap: break-word;
}

/* 富文本内容中的图片/视频不溢出 */
.article-content img, .content img, .news-content img,
.article-content video, .article-content iframe {
    max-width: 100%;
    height: auto;
}
.article-content table, .content table, .news-content table {
    max-width: 100%;
}

/* 移动端触控目标与输入防缩放 */
@media (max-width: 767px) {
    .form-control {
        font-size: 16px; /* 防止 iOS 聚焦自动放大 */
    }
    .btn, a.btn,
    .contact-form button[type="submit"],
    .bottom-bar-item {
        min-height: 44px;
    }
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}

/* 横屏小高度时 banner 自适应，避免 100vh 溢出 */
@media (max-height: 500px) and (orientation: landscape) {
    .banner { height: auto; min-height: 320px; }
}


/* ===== 动态化改造补充样式 (2026-09-10) ===== */
/* 顶部品牌 Logo 图片 */
.brand-logo{height:44px;width:auto;max-width:190px;object-fit:contain;display:block;}
.header-inner .brand img{padding:0;}
/* 产品卡 / 新闻卡图片化（有封面时替代图标位） */
.product-card .product-image img{width:100%;height:100%;object-fit:cover;display:block;}
.news-item .news-image img{width:100%;height:100%;object-fit:cover;display:block;}
/* 详情页图片自适应与移动端堆叠 */
.product-detail-header{flex-wrap:wrap;}
@media (max-width: 768px){
  .product-detail-header{flex-direction:column;}
  .product-gallery{width:100%;}
  .product-gallery-main{height:240px;}
  .brand-logo{height:36px;max-width:150px;}
}
/* 带图 Banner 的标题遮罩提升可读性 */
.banner .slide[style*="background-image"] .slide-content{text-shadow:0 2px 12px rgba(0,0,0,.55);}


/* ============================================================
   新闻列表（无缩略图版）· 卡片式：左侧日期块 + 右侧内容
   追加样式，覆盖上方旧的 .news-item / .news-image 规则
   ============================================================ */
.news-list{display:flex;flex-direction:column;gap:0;}

.news-item{
    display:flex;
    gap:22px;
    align-items:flex-start;
    padding:26px 26px 24px;
    margin-bottom:14px;
    background:#fff;
    border:1px solid var(--border-color);
    border-left:3px solid transparent;
    border-radius:10px;
    box-shadow:0 1px 4px rgba(29,53,87,.05);
    transition:var(--transition);
    position:relative;
    border-bottom:1px solid var(--border-color);
}
.news-item:hover{
    border-left-color:var(--primary-color);
    box-shadow:0 8px 26px rgba(29,53,87,.12);
    transform:translateY(-2px);
}
.news-item:last-child{margin-bottom:0;}
.news-item.is-top{border-left-color:var(--primary-color);background:linear-gradient(90deg,#fffafb 0%,#fff 42%);}

/* 左侧日期块 */
.news-date{
    flex-shrink:0;
    width:72px;
    padding:12px 0 13px;
    text-align:center;
    border-radius:9px;
    background:linear-gradient(140deg,var(--secondary-dark) 0%,var(--secondary-color) 100%);
    color:#fff;
    line-height:1;
    transition:var(--transition);
    box-shadow:0 4px 12px rgba(29,53,87,.22);
}
.news-item:hover .news-date{
    background:linear-gradient(140deg,var(--primary-dark) 0%,var(--primary-color) 100%);
    box-shadow:0 6px 16px rgba(230,57,70,.3);
}
.news-date .nd-day{
    display:block;
    font-size:27px;
    font-weight:700;
    letter-spacing:-.5px;
    margin-bottom:5px;
}
.news-date .nd-ym{
    display:block;
    font-size:12px;
    letter-spacing:.6px;
    opacity:.82;
}

/* 右侧内容 */
.news-item .news-content{flex:1;min-width:0;display:block;}
.news-item .news-content h3{
    font-size:19px;
    line-height:1.5;
    margin:0 0 9px;
    font-weight:600;
}
.news-item .news-content h3 a{color:var(--secondary-dark);transition:var(--transition);}
.news-item .news-content h3 a:hover{color:var(--primary-color);}

.news-badge{
    display:inline-block;
    vertical-align:1px;
    margin-right:7px;
    padding:1px 7px;
    font-size:11px;
    font-weight:500;
    line-height:1.6;
    color:#fff;
    background:var(--primary-color);
    border-radius:3px;
    letter-spacing:.5px;
}

.news-item .news-meta{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:9px 20px;
    margin:0 0 10px;
    font-size:12.5px;
    color:#98a2b3;
}
.news-item .news-meta span{display:inline-flex;align-items:center;gap:5px;}
.news-item .news-meta i{font-size:12px;color:#c3ccd8;}

.news-item .news-content p{
    margin:0 0 12px;
    font-size:14px;
    line-height:1.78;
    color:var(--text-light);
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
}

.news-more{
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-size:13px;
    color:var(--secondary-color);
    font-weight:500;
    transition:var(--transition);
}
.news-more i{transition:transform .3s ease;}
.news-more:hover{color:var(--primary-color);}
.news-more:hover i{transform:translateX(4px);}

/* 分页微调 */
.pagination{margin-top:32px;}
.page-link{border-radius:7px;font-weight:500;color:var(--secondary-dark);}
.page-link:hover:not(.disabled):not(.active){border-color:var(--secondary-color);color:var(--primary-color);}
.page-link.disabled{pointer-events:none;}

/* 侧边栏热门文章去掉多余间距 */
.sidebar-list li a{line-height:1.6;}

@media (max-width:768px){
    .news-item{flex-direction:row;gap:14px;padding:20px 16px 18px;}
    .news-date{width:58px;padding:9px 0 10px;border-radius:8px;}
    .news-date .nd-day{font-size:21px;margin-bottom:4px;}
    .news-date .nd-ym{font-size:11px;}
    .news-item .news-content h3{font-size:16.5px;}
    .news-item .news-content p{-webkit-line-clamp:3;}
}


/* 侧边栏热门文章：序号 + 标题同行 */
.sidebar-list.sidebar-hot li{padding:11px 0;}
.sidebar-list.sidebar-hot a{
    display:flex;
    align-items:flex-start;
    gap:9px;
    justify-content:flex-start;
}
.sidebar-list.sidebar-hot .hot-idx{
    flex-shrink:0;
    width:19px;
    height:19px;
    margin-top:1px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    font-size:11.5px;
    font-weight:600;
    color:#9aa5b4;
    background:var(--bg-light);
    border-radius:4px;
    transition:var(--transition);
}
.sidebar-list.sidebar-hot .hot-idx.top{background:var(--primary-color);color:#fff;}
.sidebar-list.sidebar-hot .hot-txt{
    flex:1;
    font-size:14px;
    line-height:1.6;
    color:var(--text-color);
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
}
.sidebar-list.sidebar-hot a:hover .hot-txt{color:var(--primary-color);}
.sidebar-list.sidebar-hot a:hover .hot-idx:not(.top){background:var(--secondary-dark);color:#fff;}

/* 新闻分类计数样式统一 */
.sidebar-list a .count{
    flex-shrink:0;
    background:var(--bg-light);
    padding:2px 9px;
    border-radius:10px;
    font-size:12px;
    color:var(--text-light);
    transition:var(--transition);
}
.sidebar-list a:hover .count{background:var(--primary-color);color:#fff;}


/* ---- 卡片紧凑度微调（2026-09-11 二次调优） ---- */
.news-item{padding:22px 24px 20px;gap:20px;margin-bottom:12px;}
.news-item .news-content h3{font-size:18px;margin-bottom:8px;}
.news-item .news-content p{margin-bottom:10px;-webkit-line-clamp:2;}
.news-date{width:66px;padding:11px 0 12px;}
.news-date .nd-day{font-size:25px;margin-bottom:4px;}
.news-date .nd-ym{font-size:11.5px;}

/* 摘要与元信息拉开层次 */
.news-item .news-meta{margin-bottom:9px;padding-bottom:0;}
.news-item .news-content{padding-top:1px;}

/* 阅读全文弱化，hover 才强调 */
.news-more{font-size:12.5px;color:#9aa5b4;opacity:.92;}
.news-item:hover .news-more{color:var(--primary-color);}

/* 列表容器与侧边栏卡片视觉统一 */
.news-list .news-item{border-radius:9px;}


/* ---- 排版再优化：字号与呼吸感（2026-09-11 三次调优） ---- */
.news-item{padding:24px 26px 21px;}
.news-item .news-content h3{font-size:18.5px;line-height:1.52;}

/* 元信息更清晰 */
.news-item .news-meta{font-size:13px;color:#8b95a5;gap:9px 18px;}
.news-item .news-meta i{color:#b9c3d0;}

/* 摘要可读性：字号回调 + 行距舒展 + 颜色加深 */
.news-item .news-content p{
    font-size:14.2px;
    line-height:1.8;
    color:#5b6675;
    margin-bottom:11px;
}

/* 阅读全文用小箭头符号兜底（防 FA 图标未加载） */
.news-more{font-size:13px;color:#8b95a5;font-weight:500;}
.news-item:hover .news-more{color:var(--primary-color);}
.news-more i{font-size:12px;}

/* 日期块与内容垂直居中微调 */
.news-date{margin-top:2px;}


/* ============================================================
   新闻列表：无侧边栏单列布局（2026-09-11）
   ============================================================ */
.news-standalone{
    max-width:880px;
    margin:0 auto;
}

/* ============================================================
   文章详情页：正文 + 右侧相关推荐（完美兼容移动端）
   ============================================================ */
.article-layout{
    display:flex;
    gap:32px;
    align-items:flex-start;
}
.article-main{
    flex:1 1 auto;
    min-width:0;          /* 关键：防止长内容撑破 flex 容器 */
}
.article-side{
    flex:0 0 320px;
    max-width:320px;
    position:sticky;      /* 桌面端跟随滚动 */
    top:24px;
}
.article-side .sidebar-widget{margin-bottom:0;}

/* ---- 相关推荐列表 ---- */
.related-list li{padding:0;border-bottom:none;margin-bottom:12px;}
.related-list li:last-child{margin-bottom:0;}
.related-list li > a{
    display:flex;
    gap:11px;
    align-items:flex-start;
    justify-content:flex-start;
    padding:10px;
    margin:0 -10px;
    border-radius:8px;
    transition:var(--transition);
}
.related-list li > a:hover{background:var(--bg-light);}

/* 相关推荐改为纯文本列表（2026-09-13 去掉缩略图） */
.rel-txt{min-width:0;display:flex;flex-direction:column;gap:5px;}
.rel-title{
    font-size:14px;
    line-height:1.5;
    color:var(--secondary-dark);
    font-weight:500;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
    transition:var(--transition);
}
.related-list li > a:hover .rel-title{color:var(--primary-color);}
.rel-meta{
    display:flex;
    align-items:center;
    gap:5px;
    font-size:11.5px;
    color:#9aa5b4;
}
.rel-meta i{font-size:10.5px;color:#c3ccd8;}
.rel-meta i + i{margin-left:7px;}

/* ---- 响应式：平板及以下取消双栏 ---- */
@media (max-width:991px){
    .article-layout{flex-direction:column;gap:28px;}
    .article-side{
        flex:1 1 auto;
        max-width:100%;
        width:100%;
        position:static;   /* 移动端取消吸顶，避免遮挡 */
        top:auto;
    }
}

/* ---- 响应式：手机 ---- */
@media (max-width:768px){
    .content-section{padding:32px 0;}
    .news-standalone{max-width:100%;}
    .article-content{font-size:15px;}
    .article-content img{border-radius:8px;}
    .related-list li > a{padding:9px;margin:0 -9px;}
    .rel-title{font-size:13.5px;}
    .article-main .btn{width:100%;text-align:center;}
}

@media (max-width:480px){
    .rel-title{font-size:13px;-webkit-line-clamp:2;}
    .rel-meta{font-size:11px;}
}


/* 正文区「返回」按钮：.btn-secondary 原生为白字白边（给深色banner用），
   在白底正文里不可见，此处覆盖为可见样式 */
.article-main .btn-secondary,
.article-layout .btn-secondary,
.news-standalone .btn-secondary{
    background-color:transparent;
    color:var(--secondary-dark);
    border:1.5px solid var(--border-color);
}
.article-main .btn-secondary:hover,
.article-layout .btn-secondary:hover,
.news-standalone .btn-secondary:hover{
    background-color:var(--secondary-dark);
    color:#fff;
    border-color:var(--secondary-dark);
}


/* ============================================================
   常见问答（FAQ）页  /faq.html
   ============================================================ */

/* ---- 快速定位条 ---- */
.faq-quicknav{
    background:#fff;
    border-bottom:1px solid var(--border-color);
    position:sticky;
    top:0;
    z-index:30;
}
.faq-quicknav-inner{
    display:flex;
    align-items:center;
    flex-wrap:wrap;
    gap:10px;
    padding:14px 0;
}
.fq-label{
    font-size:13px;
    color:#9aa5b4;
    margin-right:2px;
    flex-shrink:0;
}
.fq-chip{
    display:inline-flex;
    align-items:center;
    gap:7px;
    padding:7px 14px;
    font-size:13.5px;
    color:var(--secondary-dark);
    background:var(--bg-light);
    border:1px solid transparent;
    border-radius:20px;
    transition:var(--transition);
    white-space:nowrap;
}
.fq-chip i{font-size:12.5px;color:var(--secondary-color);transition:var(--transition);}
.fq-chip em{
    font-style:normal;
    font-size:11.5px;
    padding:1px 7px;
    border-radius:9px;
    background:#fff;
    color:#9aa5b4;
    transition:var(--transition);
}
.fq-chip:hover{
    background:var(--secondary-dark);
    color:#fff;
    border-color:var(--secondary-dark);
    transform:translateY(-1px);
}
.fq-chip:hover i{color:#fff;}
.fq-chip:hover em{background:rgba(255,255,255,.18);color:#fff;}

/* ---- 问答主体 ---- */
.faq-section{padding:48px 0 60px;}
.faq-wrap{max-width:900px;margin:0 auto;}

.faq-group{margin-bottom:44px;scroll-margin-top:80px;}
.faq-group:last-of-type{margin-bottom:0;}

/* 分组标题 */
.faq-group-head{
    display:flex;
    align-items:center;
    gap:14px;
    margin-bottom:18px;
    padding-bottom:16px;
    border-bottom:1px solid var(--border-color);
    position:relative;
}
.faq-group-head::after{
    content:'';
    position:absolute;
    left:0;bottom:-1px;
    width:64px;height:2px;
    background:var(--primary-color);
    border-radius:2px;
}
.fg-icon{
    flex-shrink:0;
    width:44px;height:44px;
    display:flex;align-items:center;justify-content:center;
    font-size:17px;
    color:#fff;
    border-radius:11px;
    background:linear-gradient(140deg,var(--secondary-dark) 0%,var(--secondary-color) 100%);
    box-shadow:0 4px 12px rgba(29,53,87,.2);
}
.fg-text{flex:1;min-width:0;}
.fg-text h2{
    font-size:21px;
    color:var(--secondary-dark);
    margin:0 0 4px;
    padding:0;
    border:none;
    display:block;
}
.fg-text p{font-size:13px;color:#98a2b3;margin:0;line-height:1.5;}
.fg-count{
    flex-shrink:0;
    font-size:12.5px;
    color:var(--secondary-color);
    background:rgba(69,123,157,.1);
    padding:4px 11px;
    border-radius:12px;
}

/* ---- 单条问答 ---- */
.faq-list{display:flex;flex-direction:column;gap:10px;}

.faq-item{
    background:#fff;
    border:1px solid var(--border-color);
    border-radius:10px;
    overflow:hidden;
    transition:var(--transition);
}
.faq-item:hover{border-color:#cfd8e3;box-shadow:0 3px 14px rgba(29,53,87,.07);}
.faq-item.open{
    border-color:rgba(230,57,70,.35);
    box-shadow:0 6px 22px rgba(29,53,87,.1);
}

/* 问题行（按钮） */
.faq-question{
    width:100%;
    display:flex;
    align-items:center;
    gap:13px;
    padding:17px 20px;
    background:transparent;
    border:none;
    font-family:inherit;
    text-align:left;
    cursor:pointer;
    transition:var(--transition);
}
.faq-question:hover{background:#fcfdfe;}
.faq-item.open .faq-question{background:#fffafa;}

.fq-no{
    flex-shrink:0;
    width:28px;height:28px;
    display:inline-flex;align-items:center;justify-content:center;
    font-size:12px;
    font-weight:600;
    color:var(--secondary-color);
    background:var(--bg-light);
    border-radius:7px;
    transition:var(--transition);
}
.faq-item.open .fq-no{
    background:var(--primary-color);
    color:#fff;
}
.fq-title{
    flex:1;
    min-width:0;
    font-size:15.5px;
    font-weight:600;
    line-height:1.55;
    color:var(--secondary-dark);
    transition:var(--transition);
}
.faq-question:hover .fq-title{color:var(--primary-color);}
.faq-item.open .fq-title{color:var(--primary-color);}
.fq-arrow{
    flex-shrink:0;
    font-size:13px;
    color:#b9c3d0;
    transition:transform .3s ease,color .3s ease;
}
.faq-item.open .fq-arrow{transform:rotate(180deg);color:var(--primary-color);}

/* 答案区（展开动画） */
.faq-answer{
    max-height:0;
    overflow:hidden;
    transition:max-height .35s ease;
}
.faq-answer-inner{
    padding:0 20px 19px 61px;
    border-top:1px solid #f2f4f7;
    padding-top:15px;
}
.faq-answer p{
    margin:0;
    font-size:14.2px;
    line-height:1.88;
    color:#5b6675;
}
.faq-answer strong{color:var(--primary-color);font-weight:600;}

/* ---- 底部联系卡片 ---- */
.faq-contact{
    max-width:900px;
    margin:52px auto 0;
    padding:30px;
    border-radius:14px;
    background:linear-gradient(140deg,#1d3557 0%,#2b5480 58%,#457b9d 100%);
    color:#fff;
    box-shadow:0 10px 34px rgba(29,53,87,.22);
}
.fc-head{text-align:center;margin-bottom:22px;}
.fc-head h3{font-size:20px;margin:0 0 8px;color:#fff;}
.fc-head p{font-size:13.5px;margin:0;color:rgba(255,255,255,.78);}

.fc-grid{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:12px;
}
.fc-card{
    display:flex;
    align-items:center;
    gap:12px;
    padding:15px 16px;
    border-radius:10px;
    background:rgba(255,255,255,.09);
    border:1px solid rgba(255,255,255,.14);
    color:#fff;
    transition:var(--transition);
}
.fc-card:hover{
    background:rgba(255,255,255,.17);
    border-color:rgba(255,255,255,.3);
    transform:translateY(-2px);
}
.fc-card-static{cursor:default;}
.fc-card-static:hover{transform:none;background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.14);}
.fc-icon{
    flex-shrink:0;
    width:38px;height:38px;
    display:flex;align-items:center;justify-content:center;
    font-size:15px;
    border-radius:9px;
    background:rgba(255,255,255,.14);
}
.fc-body{min-width:0;display:flex;flex-direction:column;gap:3px;}
.fc-body small{font-size:11.5px;color:rgba(255,255,255,.66);letter-spacing:.3px;}
.fc-body b{font-size:14.5px;font-weight:600;line-height:1.45;word-break:break-word;}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:991px){
    .faq-quicknav{position:static;}
    .faq-contact{padding:26px 22px;}
}
@media (max-width:768px){
    .faq-section{padding:32px 0 44px;}
    .faq-quicknav-inner{gap:8px;padding:12px 0;}
    .fq-label{display:none;}
    .fq-chip{padding:6px 12px;font-size:12.5px;}
    .faq-group{margin-bottom:34px;scroll-margin-top:60px;}
    .fg-icon{width:38px;height:38px;font-size:15px;border-radius:9px;}
    .fg-text h2{font-size:18px;}
    .fg-text p{font-size:12.5px;}
    .fg-count{font-size:11.5px;padding:3px 9px;}
    .faq-question{padding:15px 15px;gap:11px;}
    .fq-title{font-size:14.5px;}
    .fq-no{width:25px;height:25px;font-size:11.5px;}
    .faq-answer-inner{padding:13px 15px 17px 51px;}
    .faq-answer p{font-size:13.8px;line-height:1.82;}
    .fc-grid{grid-template-columns:1fr;}
    .faq-contact{margin-top:38px;padding:22px 18px;border-radius:12px;}
    .fc-head h3{font-size:17.5px;}
}
@media (max-width:480px){
    .faq-question{padding:14px 13px;gap:10px;}
    .fq-title{font-size:14px;}
    .faq-answer-inner{padding:12px 13px 16px 48px;}
    .faq-answer p{font-size:13.5px;}
    .fc-body b{font-size:13.5px;}
    .fg-count{display:none;}
}

/* ============================================================
   2026-09-11 SEO/GEO 修订新增样式
   ============================================================ */

/* 首页 H1 + 答案前置段（§9.1 / §6.2） */
.home-intro {
    background: var(--bg-light);
    border-bottom: 1px solid var(--border-color);
    padding: 34px 0 30px;
}
.home-intro h1 {
    font-size: 27px;
    line-height: 1.45;
    color: var(--secondary-dark);
    font-weight: 700;
    margin-bottom: 14px;
    text-align: left;
}
.home-answer {
    font-size: 16.5px;
    line-height: 1.85;
    color: var(--secondary-dark);
    padding-left: 14px;
    border-left: 4px solid var(--primary-color);
    margin-bottom: 14px;
    max-width: 1000px;
}
.home-facts {
    font-size: 14.8px;
    line-height: 1.85;
    color: var(--text-light);
    max-width: 1000px;
}
@media (max-width: 767px) {
    .home-intro { padding: 24px 0 22px; }
    .home-intro h1 { font-size: 20px; }
    .home-answer { font-size: 15px; }
    .home-facts { font-size: 14px; }
}

/* 首页 FAQ 区块：复用 faq.php 的手风琴样式，仅约束宽度 */
.home-faq .faq-wrap { max-width: 900px; margin: 0 auto; }
.home-faq .faq-list { display: flex; flex-direction: column; gap: 12px; }

/* 产品卡片改为可抓取 <a> 后的形态修正（§2.5 / §2.7）
   原实现为 div + onclick，爬虫无法跟进，此处保证 a 化后与卡片原样式一致 */
a.product-card,
a.case-card {
    display: block;
    color: inherit;
    text-decoration: none;
}
a.product-card:focus-visible,
a.case-card:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 3px;
}

/* 规格参数表（§6.1.2 / §9.2 产品页精确参数表） */
.spec-table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 0 26px;
    font-size: 14.5px;
}
.spec-table caption {
    text-align: left;
    font-weight: 600;
    font-size: 16px;
    color: var(--secondary-dark);
    padding: 0 0 10px;
}
.spec-table th,
.spec-table td {
    border: 1px solid var(--border-color);
    padding: 10px 14px;
    line-height: 1.7;
    vertical-align: top;
    text-align: left;
}
.spec-table th {
    width: 168px;
    background: var(--bg-light);
    color: var(--secondary-dark);
    font-weight: 600;
    white-space: nowrap;
}
.spec-table tr:nth-child(even) td { background: #fcfdfe; }
@media (max-width: 767px) {
    .spec-table th { width: 110px; }
    .spec-table th, .spec-table td { padding: 8px 10px; font-size: 13.8px; }
}

/* 产品特性列表（products.features JSON 渲染） */
.product-features {
    margin: 0 0 24px;
    padding: 0;
    list-style: none;
}
.product-features li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 9px;
    font-size: 14.8px;
    line-height: 1.8;
    color: var(--text-light);
}
.product-features li::before {
    content: "00c";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    left: 0;
    top: 0;
    color: var(--primary-color);
    font-size: 12px;
}

/* 企业资质 figure（§7.3 资质用 figure + figcaption） */
.cert-figure {
    margin: 0;
    text-align: center;
}
.cert-figure img {
    max-width: 100%;
    height: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: #fff;
}
.cert-figure figcaption {
    margin-top: 10px;
    font-size: 13.5px;
    color: var(--text-light);
    line-height: 1.7;
}

/* 表单提交状态提示（在线留言） */
.form-status {
    display: none;
    margin-top: 14px;
    padding: 12px 15px;
    border-radius: 6px;
    font-size: 14px;
    line-height: 1.7;
}
.form-status.is-success {
    display: block;
    background: #e8f7ee;
    border: 1px solid #b7e3c7;
    color: #1c6b3b;
}
.form-status.is-error {
    display: block;
    background: #fdeced;
    border: 1px solid #f5c2c7;
    color: #9c0006;
}

/* ============================================================
   联系我们页样式
   说明：pages/contact.php 由原静态 contact.html 转换而来时，
        漏带了原页面的内联 <style>，导致联系卡片、服务承诺、
        表单区块、复选框等全部处于无样式状态（原样式只在被删除的
        静态页内联存在）。此处把原样式补回全局样式表，
        并把 h4 选择器扩展为 h3（页面内标题层级已修正为 h2→h3）。
   ============================================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}
.contact-cards {
    display: grid;
    gap: 20px;
    margin-bottom: 30px;
}
.contact-card {
    display: flex;
    gap: 20px;
    padding: 25px;
    background-color: var(--bg-light);
    border-radius: 10px;
    transition: var(--transition);
}
.contact-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}
.contact-card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.contact-card-icon i {
    font-size: 24px;
    color: #fff;
}
.contact-card-content h3,
.contact-card-content h4 {
    font-size: 18px;
    color: var(--secondary-dark);
    margin-bottom: 8px;
}
.contact-value {
    font-size: 17px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 5px;
    line-height: 1.6;
    word-break: break-word;
}
.contact-value a {
    color: var(--primary-color);
}
.contact-value a:hover {
    text-decoration: underline;
}
.contact-desc {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}
.service-features {
    background-color: #fff;
    padding: 25px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}
.service-features h3 {
    font-size: 20px;
    color: var(--secondary-dark);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}
.service-features ul {
    list-style: none;
}
.service-features li {
    padding: 10px 0;
    border-bottom: 1px dashed var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
}
.service-features li:last-child {
    border-bottom: none;
}
.service-features li i {
    color: var(--primary-color);
    font-size: 16px;
}
.contact-form-section {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    position: relative;
}
.contact-form-section h2 {
    font-size: 28px;
    color: var(--secondary-dark);
    margin-bottom: 10px;
}
.contact-form-section > p {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 30px;
}
.required {
    color: var(--primary-color);
}
.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    line-height: 1.7;
    cursor: pointer;
}
.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    flex-shrink: 0;
}
.checkbox-label a {
    color: var(--primary-color);
    text-decoration: underline;
}
.btn-block {
    display: block;
    width: 100%;
    text-align: center;
    padding: 15px;
    font-size: 18px;
}
@media (max-width: 991px) {
    .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
    .contact-card { flex-direction: column; text-align: center; }
    .contact-card-icon { margin: 0 auto; }
    .contact-form-section { padding: 22px 18px; }
}
/* 企业资质 figure/figcaption（§7.3）——保留原卡片外观，figcaption 内用 strong/span */
.certification-item figcaption { margin: 0; padding: 0; }
.certification-item figcaption strong {
    display: block;
    font-size: 17px;
    color: #1d3557;
    margin-bottom: 10px;
    font-weight: 700;
}
.certification-item figcaption span {
    display: block;
    font-size: 13px;
    color: #666;
    line-height: 1.6;
}


/* ============================================================
   成功案例页（pages/cases.php）· 视觉重设计 2026-09-11
   原页面 .case-card / .cases-grid / .industry-item 等核心类
   在样式表中完全缺失，导致页面无样式。以下为全新现代设计：
   —— 顶部：深蓝渐变 page-header + 副标题
   —— 统计区：玻璃质感卡片 + 金色点缀
   —— 案例区：图标色块卡片 + 标签胶囊 + 成果高亮条
   —— 评价区：轮播大卡片 + 引号装饰
   —— 行业区：图标网格 + 悬浮描边
   ============================================================ */

/* 顶部页头：统一深蓝渐变，加强层次 */
.page-cases .page-header,
.page-cases .page-header {
    background: linear-gradient(135deg, #12284a 0%, #1d3557 42%, #2a5a8a 100%);
    position: relative;
    overflow: hidden;
    padding: 72px 0 78px;
}
.page-cases .page-header::before,
.page-cases .page-header::before {
    content: '';
    position: absolute;
    right: -80px;
    top: -80px;
    width: 340px;
    height: 340px;
    background: radial-gradient(circle, rgba(230,57,70,.28) 0%, rgba(230,57,70,0) 70%);
    border-radius: 50%;
}
.page-cases .page-header::after,
.page-cases .page-header::after {
    content: '';
    position: absolute;
    left: -60px;
    bottom: -100px;
    width: 280px;
    height: 280px;
    background: radial-gradient(circle, rgba(69,123,157,.35) 0%, rgba(69,123,157,0) 70%);
    border-radius: 50%;
}
.page-cases .page-header .container,
.page-cases .page-header .container { position: relative; z-index: 1; }

/* 统计区：透明卡片浮在渐变底上 */
.page-cases .stats,
.page-cases .stats {
    background: linear-gradient(135deg, #12284a 0%, #1d3557 55%, #16324f 100%);
    padding: 0 0 58px;
    position: relative;
}
.page-cases .stats-grid,
.page-cases .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.page-cases .stat-item,
.page-cases .stat-item {
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 14px;
    padding: 26px 18px;
    text-align: center;
    color: #fff;
    backdrop-filter: blur(6px);
    transition: var(--transition);
}
.page-cases .stat-item:hover,
.page-cases .stat-item:hover {
    background: rgba(255,255,255,.12);
    transform: translateY(-4px);
}
.page-cases .stat-number,
.page-cases .stat-number {
    font-size: 42px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 10px;
    color: #fff;
    letter-spacing: -1px;
}
.page-cases .stat-number::after,
.page-cases .stat-number::after {
    content: '';
    display: block;
    width: 34px;
    height: 3px;
    margin: 12px auto 0;
    background: var(--primary-color);
    border-radius: 2px;
}
.page-cases .stat-label,
.page-cases .stat-label {
    font-size: 14px;
    opacity: .82;
}

/* 案例卡片网格 */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
}
.case-card {
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(29,53,87,.08);
    border: 1px solid #eef1f5;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.case-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 34px rgba(29,53,87,.16);
    border-color: rgba(230,57,70,.25);
}
.case-image {
    position: relative;
    height: 128px;
    background: linear-gradient(135deg, #1d3557 0%, #457b9d 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}
.case-image i {
    font-size: 52px;
    color: rgba(255,255,255,.92);
    text-shadow: 0 4px 14px rgba(0,0,0,.25);
    transition: var(--transition);
}
.case-card:hover .case-image i { transform: scale(1.12); }
.case-overlay {
    position: absolute;
    left: 16px;
    top: 16px;
}
.case-overlay span {
    display: inline-block;
    padding: 4px 14px;
    background: var(--primary-color);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    border-radius: 20px;
    letter-spacing: .5px;
    box-shadow: 0 3px 10px rgba(230,57,70,.35);
}
.case-content {
    padding: 22px 24px 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.case-content h3 {
    font-size: 18px;
    color: var(--secondary-dark);
    margin-bottom: 10px;
    line-height: 1.45;
    font-weight: 600;
}
.case-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.75;
    margin-bottom: 16px;
}
.case-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}
.case-tags span {
    padding: 3px 12px;
    background: #f0f4f8;
    color: #457b9d;
    font-size: 12px;
    border-radius: 14px;
}
.case-result {
    margin-top: auto;
    padding: 12px 14px;
    background: linear-gradient(90deg, #fdf2f3 0%, #fef7f8 100%);
    border-left: 3px solid var(--primary-color);
    border-radius: 6px;
    font-size: 13px;
    line-height: 1.6;
}
.case-result .result-label {
    color: var(--primary-color);
    font-weight: 600;
}
.case-result span:not(.result-label) {
    color: #4a4a4a;
}

/* 客户评价：轮播大卡片 */
.page-cases .testimonials,
.page-cases .testimonials {
    padding: 72px 0;
    background: linear-gradient(180deg, #f6f8fb 0%, #eef2f7 100%);
}
.page-cases .testimonials-slider,
.page-cases .testimonials-slider {
    max-width: 860px;
}
.page-cases .testimonial-item,
.page-cases .testimonial-item {
    background: #fff;
    padding: 44px 46px 36px;
    border-radius: 16px;
    box-shadow: 0 6px 26px rgba(29,53,87,.1);
    border: 1px solid #eef1f5;
    text-align: center;
}
.page-cases .testimonial-content,
.page-cases .testimonial-content {
    padding-left: 0;
    margin-bottom: 26px;
}
.page-cases .testimonial-content i,
.page-cases .testimonial-content i {
    position: static;
    display: block;
    font-size: 34px;
    color: var(--primary-color);
    opacity: .28;
    margin-bottom: 16px;
}
.page-cases .testimonial-content p,
.page-cases .testimonial-content p {
    font-size: 17px;
    line-height: 1.9;
    color: #3a3f48;
    font-style: normal;
}
.page-cases .author-info h4,
.page-cases .author-info h4 {
    font-size: 16px;
    color: var(--secondary-dark);
    margin-bottom: 4px;
}
.page-cases .author-info span,
.page-cases .author-info span {
    font-size: 13px;
    color: #98a2b3;
}
.page-cases .testimonial-dots .dot,
.page-cases .testimonial-dots .dot {
    width: 9px;
    height: 9px;
    background: #cbd4e0;
}
.page-cases .testimonial-dots .dot.active,
.page-cases .testimonial-dots .dot.active {
    background: var(--primary-color);
    width: 24px;
    border-radius: 5px;
}

/* 服务行业：图标网格 */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.industry-item {
    background: #fff;
    border: 1px solid #eef1f5;
    border-radius: 14px;
    padding: 30px 24px;
    text-align: center;
    transition: var(--transition);
}
.industry-item:hover {
    border-color: rgba(230,57,70,.3);
    box-shadow: 0 10px 28px rgba(29,53,87,.12);
    transform: translateY(-5px);
}
.industry-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, #457b9d 0%, #1d3557 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.industry-item:hover .industry-icon {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
}
.industry-icon i {
    font-size: 28px;
    color: #fff;
}
.industry-item h4 {
    font-size: 17px;
    color: var(--secondary-dark);
    margin-bottom: 8px;
    font-weight: 600;
}
.industry-item p {
    font-size: 13.5px;
    color: var(--text-light);
    line-height: 1.7;
}

/* 案例页响应式 */
@media (max-width: 991px) {
    .cases-grid { grid-template-columns: repeat(2, 1fr); }
    .industries-grid { grid-template-columns: repeat(2, 1fr); }
    .page-cases .stats-grid,
    .page-cases .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
    .cases-grid { grid-template-columns: 1fr; gap: 18px; }
    .industries-grid { grid-template-columns: 1fr; gap: 16px; }
    .page-cases .stat-number,
    .page-cases .stat-number { font-size: 32px; }
    .page-cases .testimonial-item,
    .page-cases .testimonial-item { padding: 28px 20px 24px; }
    .page-cases .testimonial-content p,
    .page-cases .testimonial-content p { font-size: 15px; }
    .case-image { height: 108px; }
    .case-content { padding: 18px 18px 20px; }
}


/* ============================================================
   联系我们页（pages/contact.php）· 视觉重设计 2026-09-11
   升级联系卡片 / 表单 / 服务承诺 / 服务流程 / FAQ 视觉
   ============================================================ */

/* 页头沿用深蓝渐变（与案例页统一） */
.page-contact .page-header,
.page-contact .page-header {
    background: linear-gradient(135deg, #12284a 0%, #1d3557 42%, #2a5a8a 100%);
    position: relative;
    overflow: hidden;
    padding: 64px 0 70px;
}
.page-contact .page-header::before,
.page-contact .page-header::before {
    content: '';
    position: absolute;
    right: -70px;
    top: -70px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(230,57,70,.28) 0%, rgba(230,57,70,0) 70%);
    border-radius: 50%;
}
.page-contact .page-header .container,
.page-contact .page-header .container { position: relative; z-index: 1; }

/* 联系卡片：白底 + 左侧红色图标 + 悬浮 */
.contact-card {
    display: flex;
    gap: 18px;
    padding: 22px 24px;
    background: #fff;
    border: 1px solid #eef1f5;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(29,53,87,.06);
    transition: var(--transition);
}
.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 26px rgba(29,53,87,.13);
    border-color: rgba(230,57,70,.22);
}
.contact-card-icon {
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(230,57,70,.28);
}
.contact-card-icon i {
    font-size: 22px;
    color: #fff;
}
.contact-card-content h3 {
    font-size: 16px;
    color: var(--secondary-dark);
    margin-bottom: 6px;
    font-weight: 600;
}
.contact-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 4px;
    line-height: 1.55;
    word-break: break-word;
}
.contact-value a { color: var(--primary-color); }
.contact-value a:hover { text-decoration: underline; }
.contact-desc {
    font-size: 13px;
    color: #98a2b3;
    line-height: 1.6;
}

/* 服务承诺：双列带勾选图标 */
.service-features {
    background: #fff;
    border: 1px solid #eef1f5;
    border-radius: 12px;
    padding: 26px 28px;
    box-shadow: 0 2px 10px rgba(29,53,87,.06);
}
.service-features h3 {
    font-size: 18px;
    color: var(--secondary-dark);
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary-color);
}
.service-features ul {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 20px;
}
.service-features li {
    padding: 8px 0;
    border-bottom: none;
    display: flex;
    align-items: center;
    gap: 9px;
    font-size: 14px;
    color: #4a4a4a;
}
.service-features li i {
    color: var(--primary-color);
    font-size: 15px;
    flex-shrink: 0;
}

/* 表单卡片 */
.contact-form-section {
    background: #fff;
    border: 1px solid #eef1f5;
    border-radius: 14px;
    padding: 34px 36px;
    box-shadow: 0 4px 18px rgba(29,53,87,.08);
}
.contact-form-section h2 {
    font-size: 26px;
    color: var(--secondary-dark);
    margin-bottom: 8px;
}
.contact-form-section > p {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 26px;
}
.contact-form .form-group { margin-bottom: 18px; }
.contact-form .form-group label {
    font-size: 14px;
    color: #333;
    margin-bottom: 7px;
    font-weight: 500;
}
.contact-form .form-control {
    border: 1px solid #e2e7ee;
    border-radius: 8px;
    padding: 12px 15px;
    font-size: 14px;
    background: #fbfcfe;
    transition: border-color .3s, box-shadow .3s, background .3s;
}
.contact-form .form-control:focus {
    background: #fff;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(230,57,70,.1);
}
.contact-form .btn-block {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: 8px;
    padding: 14px;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 1px;
    box-shadow: 0 6px 18px rgba(230,57,70,.3);
    transition: var(--transition);
}
.contact-form .btn-block:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(230,57,70,.4);
}
.form-status {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    display: none;
}
.form-status.success {
    display: block;
    background: #e7f7ec;
    color: #1a7f4b;
    border: 1px solid #c3e8d0;
}
.form-status.error {
    display: block;
    background: #fdecea;
    color: #c0392b;
    border: 1px solid #f5c6cb;
}

/* 服务流程：步骤卡片 + 连接线 */
.page-contact .process-steps,
.page-contact .process-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    position: relative;
}
.page-contact .step,
.page-contact .step {
    background: #fff;
    border: 1px solid #eef1f5;
    border-radius: 14px;
    padding: 28px 22px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(29,53,87,.06);
    transition: var(--transition);
    position: relative;
}
.page-contact .step:hover,
.page-contact .step:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 26px rgba(29,53,87,.13);
}
.page-contact .step-number,
.page-contact .step-number {
    width: 52px;
    height: 52px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    box-shadow: 0 4px 12px rgba(230,57,70,.28);
}
.page-contact .step h3,
.page-contact .step h3 {
    font-size: 16px;
    color: var(--secondary-dark);
    margin-bottom: 8px;
    font-weight: 600;
}
.page-contact .step p,
.page-contact .step p {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.7;
}

/* 联系页响应式 */
@media (max-width: 991px) {
    .page-contact .process-steps,
    .page-contact .process-steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
    .service-features ul { grid-template-columns: 1fr; }
    .contact-form-section { padding: 26px 20px; }
    .contact-card { gap: 14px; }
    .page-contact .process-steps,
    .page-contact .process-steps { grid-template-columns: 1fr; }
}

/* 联系页服务流程区：浅灰底区分上下 */
.page-contact .process-section {
    background: linear-gradient(180deg, #f6f8fb 0%, #eef2f7 100%);
}
.page-contact .process-section h2 {
    color: var(--secondary-dark);
}
/* 联系页网格：信息列与表单列顶部对齐，间距更透气 */
.page-contact .contact-grid {
    align-items: start;
    gap: 44px;
}
.page-contact .contact-cards {
    gap: 16px;
    margin-bottom: 26px;
}


/* ============================================================
   首页（index.php）· 视觉重设计 2026-09-11
   与案例页/联系页统一品牌视觉：深蓝渐变页头（首页 hero 由 banner 承担）、
   玻璃质感统计卡、品牌色块、悬浮微动效。
   所有规则挂在 .page-index 下，仅作用于首页，不污染其他页。
   ============================================================ */

/* ---------- 首页 Hero · 深蓝渐变版式（2026-09-11 第三轮，参考 GEO 官网风格） ---------- */
.page-index .home-intro {
    background:
        radial-gradient(ellipse 640px 430px at 82% 16%, rgba(53,140,255,.30) 0%, rgba(53,140,255,0) 62%),
        radial-gradient(ellipse 540px 400px at 10% 92%, rgba(230,57,70,.16) 0%, rgba(230,57,70,0) 60%),
        linear-gradient(135deg, #0b1f4b 0%, #14418f 55%, #0d2a66 100%);
    border-bottom: none;
    padding: 76px 0 68px;
    position: relative;
    overflow: hidden;
}
/* 细网格纹理（参考图的科技感底纹） */
.page-index .home-intro::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
    background-size: 46px 46px;
    -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,.95), rgba(0,0,0,.30));
    mask-image: linear-gradient(180deg, rgba(0,0,0,.95), rgba(0,0,0,.30));
    pointer-events: none;
}
.page-index .home-intro::after { content: none; }
.page-index .home-intro > .container { position: relative; z-index: 1; }

/* 双列：左文右图形 */
.page-index .home-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: 48px;
    align-items: center;
}
.page-index .home-hero-main { min-width: 0; }

/* eyebrow 玻璃胶囊 */
.page-index .home-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    background: rgba(255,255,255,.09);
    border: 1px solid rgba(255,255,255,.22);
    color: #dbe7ff;
    padding: 7px 16px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1.5px;
    margin-bottom: 24px;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}
.page-index .eyebrow-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #35d0ba;
    box-shadow: 0 0 0 4px rgba(53,208,186,.22);
    animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
    0%,100% { box-shadow: 0 0 0 4px rgba(53,208,186,.22); }
    50%     { box-shadow: 0 0 0 9px rgba(53,208,186,.05); }
}

/* H1：超大双行，白主行 + 青色强调行 */
.page-index .home-hero-main h1 {
    font-size: 52px;
    line-height: 1.24;
    color: #ffffff;
    font-weight: 800;
    margin: 0 0 26px;
    letter-spacing: 1px;
}
.page-index .home-h1-sub {
    display: block;
    font-size: 38px;
    font-weight: 800;
    color: #35d0ba;
    margin-top: 8px;
    letter-spacing: 1px;
}

/* 描述段：无卡片，纯白文本直接铺在深蓝底上 */
.page-index .home-answer {
    font-size: 16.5px;
    line-height: 2.05;
    color: rgba(255,255,255,.92);
    background: none;
    border: none;
    border-radius: 0;
    box-shadow: none;
    padding: 0;
    margin: 0 0 14px;
    max-width: 660px;
}
.page-index .home-answer::before { content: none; }
.page-index .home-facts {
    font-size: 14px;
    line-height: 1.95;
    color: rgba(255,255,255,.60);
    max-width: 660px;
    margin: 0;
}

/* CTA：实心红 + 白色描边 */
.page-index .home-cta {
    margin: 32px 0 0;
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}
.page-index .home-cta .btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    box-shadow: 0 10px 26px rgba(230,57,70,.35);
    padding: 14px 30px;
    border-radius: 8px;
    font-weight: 700;
    letter-spacing: .5px;
    color: #fff;
}
.page-index .home-cta .btn-primary i { margin-right: 8px; }
.page-index .home-cta .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(230,57,70,.45);
    color: #fff;
}
.page-index .home-cta .btn-ghost {
    background: transparent;
    color: #fff;
    border: 1.5px solid rgba(255,255,255,.55);
    padding: 14px 30px;
    border-radius: 8px;
    font-weight: 600;
    transition: var(--transition);
}
.page-index .home-cta .btn-ghost i { margin-right: 8px; }
.page-index .home-cta .btn-ghost:hover {
    border-color: #fff;
    background: rgba(255,255,255,.10);
    color: #fff;
}

/* 底部横向数据行（参考图 69/2024/24h 版式） */
.page-index .home-hero-stats {
    margin-top: 46px;
    padding-top: 28px;
    border-top: 1px solid rgba(255,255,255,.16);
    display: flex;
    flex-wrap: wrap;
    max-width: 660px;
}
.page-index .hh-stat {
    flex: 1 1 0;
    min-width: 128px;
    padding: 0 14px;
    position: relative;
}
.page-index .hh-stat + .hh-stat::before {
    content: '';
    position: absolute;
    left: 0; top: 6px; bottom: 6px;
    width: 1px;
    background: rgba(255,255,255,.14);
}
.page-index .hh-num {
    font-size: 36px;
    font-weight: 800;
    color: #fff;
    line-height: 1.1;
    letter-spacing: -.5px;
}
.page-index .hh-num small {
    font-size: 14px;
    color: #35d0ba;
    font-weight: 700;
    margin-left: 2px;
}
.page-index .hh-lbl {
    font-size: 13px;
    color: rgba(255,255,255,.55);
    margin-top: 8px;
}

/* ---------- 右列：应用行业轨道图形（纯装饰） ---------- */
.page-index .home-hero-visual {
    position: relative;
    width: min(460px, 100%);
    aspect-ratio: 1 / 1;
    margin: 0 auto;
}
.page-index .hh-orbit {
    position: absolute;
    border-radius: 50%;
    border: 1px dashed rgba(255,255,255,.15);
}
.page-index .hh-orbit-1 { inset: 4%; animation: spin-slow 80s linear infinite; }
.page-index .hh-orbit-2 { inset: 20%; border-color: rgba(255,255,255,.09); animation: spin-slow 60s linear infinite reverse; }
@keyframes spin-slow { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
    .page-index .hh-orbit-1, .page-index .hh-orbit-2 { animation: none; }
    .page-index .eyebrow-dot { animation: none; }
}
.page-index .hh-lines {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: visible;
}
/* 中心发光球 */
.page-index .hh-core {
    position: absolute;
    left: 50%; top: 50%;
    transform: translate(-50%, -50%);
    width: 36%;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    background: radial-gradient(circle at 38% 32%, #5eead4 0%, #14b8a6 42%, rgba(13,148,136,0) 74%);
    box-shadow: 0 0 60px rgba(53,208,186,.38), 0 0 130px rgba(53,208,186,.18);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 800;
    font-size: 17px;
    text-align: center;
    line-height: 1.5;
    text-shadow: 0 1px 10px rgba(0,70,60,.45);
}
.page-index .hh-core small {
    font-size: 11px;
    font-weight: 500;
    opacity: .9;
    letter-spacing: 2px;
    margin-top: 2px;
}
/* 轨道节点 */
.page-index .hh-node {
    position: absolute;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.page-index .hh-node .ring {
    width: 34px; height: 34px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,.42);
    background: rgba(255,255,255,.07);
    display: flex;
    align-items: center;
    justify-content: center;
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
}
.page-index .hh-node .ring i {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #35d0ba;
    box-shadow: 0 0 10px rgba(53,208,186,.85);
}
.page-index .hh-txt {
    font-size: 12.5px;
    color: rgba(255,255,255,.88);
    white-space: nowrap;
    letter-spacing: .5px;
}
.page-index .hh-n1 { left: 50%; top: 8%; }
.page-index .hh-n2 { left: 84%; top: 22%; }
.page-index .hh-n3 { left: 93%; top: 52%; }
.page-index .hh-n4 { left: 82%; top: 82%; }
.page-index .hh-n5 { left: 22%; top: 86%; }
.page-index .hh-n6 { left: 8%; top: 50%; }

/* ---------- Hero 响应式 ---------- */
@media (max-width: 1199px) {
    .page-index .home-hero-grid { gap: 32px; }
    .page-index .home-hero-main h1 { font-size: 44px; }
    .page-index .home-h1-sub { font-size: 30px; }
    .page-index .hh-num { font-size: 30px; }
    .page-index .home-hero-visual { width: min(400px, 100%); }
}
@media (max-width: 991px) {
    .page-index .home-intro { padding: 56px 0 52px; }
    .page-index .home-hero-grid {
        grid-template-columns: 1fr;
        gap: 44px;
    }
    .page-index .home-hero-main h1 { font-size: 40px; }
    .page-index .home-h1-sub { font-size: 27px; }
    .page-index .home-answer, .page-index .home-facts { max-width: none; }
    .page-index .home-hero-stats { max-width: none; }
    .page-index .home-hero-visual { width: min(420px, 88%); }
}
@media (max-width: 767px) {
    .page-index .home-intro { padding: 38px 0 40px; }
    .page-index .home-eyebrow { font-size: 11.5px; letter-spacing: 1px; padding: 6px 12px; margin-bottom: 16px; }
    .page-index .home-hero-main h1 { font-size: 29px; letter-spacing: 0; }
    .page-index .home-h1-sub { font-size: 20px; margin-top: 4px; }
    .page-index .home-answer { font-size: 14.5px; line-height: 1.95; }
    .page-index .home-facts { font-size: 13px; }
    .page-index .home-cta { margin-top: 22px; }
    .page-index .home-cta .btn { padding: 12px 20px; font-size: 14px; }
    .page-index .home-hero-stats { margin-top: 30px; padding-top: 20px; }
    .page-index .hh-stat { flex: 1 1 40%; min-width: 0; padding: 6px 8px; }
    .page-index .hh-stat + .hh-stat::before { display: none; }
    .page-index .hh-num { font-size: 27px; }
    .page-index .home-hero-visual { width: min(330px, 92%); }
    .page-index .hh-core { font-size: 13.5px; }
    .page-index .hh-core small { font-size: 9.5px; letter-spacing: 1px; }
    .page-index .hh-node .ring { width: 26px; height: 26px; }
    .page-index .hh-txt { font-size: 10.5px; }
}


/* ---------- section-title：统一升级为带底部装饰小条 ---------- */
.page-index .section-title {
    font-size: 30px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 12px;
    color: var(--secondary-dark);
    position: relative;
    padding-bottom: 18px;
}
.page-index .section-title::after {
    content: '';
    display: block;
    width: 56px;
    height: 3px;
    margin: 14px auto 0;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
    border-radius: 2px;
}
.page-index .section-subtitle {
    font-size: 15px;
    text-align: center;
    color: var(--text-light);
    margin-bottom: 44px;
}

/* ---------- 核心优势区：顶部色条 + 升级图标 ---------- */
.page-index .advantages {
    padding: 80px 0 78px;
    background: linear-gradient(180deg, #f6f8fb 0%, #eef2f7 100%);
}
.page-index .advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.page-index .advantage-item {
    background: #fff;
    padding: 38px 26px 32px;
    border-radius: 14px;
    text-align: center;
    border: 1px solid #eef1f5;
    box-shadow: 0 2px 10px rgba(29,53,87,.06);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.page-index .advantage-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .35s ease;
}
.page-index .advantage-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 14px 34px rgba(29,53,87,.16);
    border-color: rgba(230,57,70,.2);
}
.page-index .advantage-item:hover::before { transform: scaleX(1); }
.page-index .advantage-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 18px;
    background: linear-gradient(135deg, #1d3557 0%, #457b9d 100%);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.page-index .advantage-item:hover .advantage-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    transform: rotate(-6deg);
}
.page-index .advantage-icon i {
    font-size: 30px;
    color: #fff;
}
.page-index .advantage-item h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--secondary-dark);
    font-weight: 600;
}
.page-index .advantage-item p {
    font-size: 13.5px;
    color: var(--text-light);
    line-height: 1.75;
}

/* ---------- 产品展示：卡顶渐变图区 + hover 浮现「立即咨询」 ---------- */
.page-index .products {
    padding: 80px 0;
    background: #fff;
}
.page-index .products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
    margin-bottom: 42px;
}
.page-index .product-card {
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid #eef1f5;
    box-shadow: 0 2px 10px rgba(29,53,87,.06);
    transition: var(--transition);
    position: relative;
}
.page-index .product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 34px rgba(29,53,87,.16);
    border-color: rgba(230,57,70,.22);
}
.page-index .product-image {
    height: 180px;
    background: linear-gradient(135deg, #1d3557 0%, #457b9d 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.page-index .product-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.12) 0%, rgba(255,255,255,0) 50%);
}
.page-index .product-image i {
    font-size: 64px;
    color: rgba(255,255,255,.92);
    text-shadow: 0 4px 14px rgba(0,0,0,.22);
    transition: var(--transition);
    position: relative;
    z-index: 1;
}
.page-index .product-card:hover .product-image i { transform: scale(1.12); }
.page-index .product-info {
    padding: 22px 24px 24px;
}
.page-index .product-info h3 {
    font-size: 17px;
    margin-bottom: 8px;
    color: var(--secondary-dark);
    font-weight: 600;
    line-height: 1.4;
}
.page-index .product-info p {
    font-size: 13.5px;
    color: var(--text-light);
    margin-bottom: 14px;
    line-height: 1.7;
}
.page-index .product-info .btn-link {
    font-size: 13.5px;
    color: var(--primary-color);
    font-weight: 600;
}

/* ---------- 服务流程：水平时间线 ---------- */
.page-index .process {
    padding: 78px 0 86px;
    background: linear-gradient(180deg, #f6f8fb 0%, #eef2f7 100%);
}
.page-index .process-steps {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 14px;
    position: relative;
    counter-reset: step;
}
.page-index .process-steps::before {
    content: '';
    position: absolute;
    left: 8.33%;
    right: 8.33%;
    top: 36px;
    height: 2px;
    background: repeating-linear-gradient(90deg, #d3dae5 0, #d3dae5 6px, transparent 6px, transparent 12px);
    z-index: 0;
}
.page-index .step {
    background: #fff;
    border: 1px solid #eef1f5;
    padding: 28px 14px 22px;
    border-radius: 14px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(29,53,87,.06);
    transition: var(--transition);
    position: relative;
    z-index: 1;
}
.page-index .step:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 30px rgba(29,53,87,.16);
    border-color: rgba(230,57,70,.22);
}
.page-index .step-number {
    width: 56px;
    height: 56px;
    margin: 0 auto 14px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 19px;
    font-weight: 700;
    color: #fff;
    box-shadow: 0 4px 14px rgba(230,57,70,.32);
    border: 3px solid #fff;
}
.page-index .step h3 {
    font-size: 15px;
    margin-bottom: 6px;
    color: var(--secondary-dark);
    font-weight: 600;
}
.page-index .step p {
    font-size: 12.5px;
    color: var(--text-light);
    line-height: 1.65;
}

/* ---------- 数据统计：玻璃质感渐变 ---------- */
.page-index .stats {
    padding: 64px 0 72px;
    background: linear-gradient(135deg, #12284a 0%, #1d3557 55%, #2a5a8a 100%);
    position: relative;
    overflow: hidden;
}
.page-index .stats::before {
    content: '';
    position: absolute;
    right: -80px;
    top: -80px;
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(230,57,70,.26) 0%, rgba(230,57,70,0) 70%);
    border-radius: 50%;
}
.page-index .stats::after {
    content: '';
    position: absolute;
    left: -100px;
    bottom: -120px;
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, rgba(69,123,157,.32) 0%, rgba(69,123,157,0) 70%);
    border-radius: 50%;
}
.page-index .stats .container { position: relative; z-index: 1; }
.page-index .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.page-index .stat-item {
    background: rgba(255,255,255,.07);
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 14px;
    padding: 26px 18px;
    text-align: center;
    color: #fff;
    backdrop-filter: blur(8px);
    transition: var(--transition);
}
.page-index .stat-item:hover {
    background: rgba(255,255,255,.13);
    transform: translateY(-4px);
}
.page-index .stat-number {
    font-size: 44px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 10px;
    letter-spacing: -1px;
}
.page-index .stat-number::after {
    content: '';
    display: block;
    width: 36px;
    height: 3px;
    margin: 12px auto 0;
    background: var(--primary-color);
    border-radius: 2px;
}
.page-index .stat-label {
    font-size: 14px;
    opacity: .82;
}

/* ---------- 首页 FAQ：浅灰底加圆角包裹 ---------- */
.page-index .home-faq {
    padding: 80px 0;
    background: #fff;
}
.page-index .home-faq .faq-wrap { max-width: 920px; margin: 0 auto; }

/* ---------- 首页 客户评价：与案例页一致的大卡片 ---------- */
.page-index .testimonials {
    padding: 78px 0 82px;
    background: linear-gradient(180deg, #f6f8fb 0%, #eef2f7 100%);
}
.page-index .testimonials-slider {
    max-width: 860px;
    margin: 0 auto;
    position: relative;
}
.page-index .testimonial-item {
    display: none;
    background: #fff;
    padding: 44px 46px 36px;
    border-radius: 16px;
    border: 1px solid #eef1f5;
    box-shadow: 0 6px 26px rgba(29,53,87,.1);
    text-align: center;
}
.page-index .testimonial-item.active { display: block; }
.page-index .testimonial-content {
    padding-left: 0;
    margin-bottom: 22px;
}
.page-index .testimonial-content i {
    position: static;
    display: block;
    font-size: 34px;
    color: var(--primary-color);
    opacity: .28;
    margin-bottom: 14px;
}
.page-index .testimonial-content p {
    font-size: 16.5px;
    line-height: 1.9;
    color: #3a3f48;
}
.page-index .author-info h4 {
    font-size: 16px;
    color: var(--secondary-dark);
    margin-bottom: 4px;
}
.page-index .author-info span { font-size: 13px; color: #98a2b3; }
.page-index .testimonial-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 22px;
}
.page-index .testimonial-dots .dot {
    width: 9px;
    height: 9px;
    background: #cbd4e0;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}
.page-index .testimonial-dots .dot.active {
    background: var(--primary-color);
    width: 24px;
    border-radius: 5px;
}

/* ---------- 首页响应式 ---------- */
@media (max-width: 1199px) {
    .page-index .process-steps { grid-template-columns: repeat(3, 1fr); row-gap: 24px; }
    .page-index .process-steps::before { display: none; }
}
@media (max-width: 991px) {
    .page-index .advantages-grid { grid-template-columns: repeat(2, 1fr); }
    .page-index .products-grid { grid-template-columns: repeat(2, 1fr); }
    .page-index .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
}
@media (max-width: 767px) {
    .page-index .section-title { font-size: 24px; }
    .page-index .advantages-grid { grid-template-columns: 1fr; gap: 16px; }
    .page-index .products-grid { grid-template-columns: 1fr; gap: 16px; }
    .page-index .process-steps { grid-template-columns: 1fr 1fr; row-gap: 16px; }
    .page-index .step { padding: 20px 12px 16px; }
    .page-index .step p { font-size: 12px; }
    .page-index .stat-number { font-size: 34px; }
    .page-index .testimonial-item { padding: 30px 20px 26px; }
    .page-index .testimonial-content p { font-size: 14.5px; }
}