/* 基础样式 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            color: #333;
            background-color: #F5F7FA;
            line-height: 1.6;
        }
        
        .container {
            width: 100%;
            max-width: 1500px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.3s ease;
        }
        
        ul {
            list-style: none;
        }
        
        .btn {
            display: inline-block;
            padding: 12px 24px;
            background-color: #ff881f;
            color: white;
            border-radius: 4px;
            font-weight: 500;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
            text-align: center;
        }
        
        .btn:hover {
            background-color: #0E42D2;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(22, 93, 255, 0.2);
        }
        
        .btn-secondary {
            background-color: #fff;
            color: #000;
        }
        
        .btn-secondary:hover {
            background-color: #ff881f;
            color: white;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 60px;
            position: relative;
        }
        
        .section-title h2 {
            font-size: 32px;
            color: #333;
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
            padding-bottom: 15px;
        }
        
        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 3px;
            background-color: #165DFF;
        }
        
        .section-title p {
            color: #666;
            max-width: 700px;
            margin: 0 auto;
        }
        
        /* 导航栏 */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            transition: all 0.3s ease;
        }
        
        .header.scrolled {
            background-color: white;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        
        .nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
        }
        
        .logo {
            font-size: 24px;
            font-weight: 700;
            color: white;
        }
        
        .header.scrolled .logo {
            color: #165DFF;
        }
        
        .nav-links {
            display: flex;
            align-items: center;
        }
        
        .nav-links li {
            margin: 0 15px;
            position: relative;
        }
        
        .nav-links a {
            color: white;
            font-weight: 500;
            padding: 5px 0;
        }
        
        .header.scrolled .nav-links a {
            color: #333;
        }
        
        .nav-links a:hover {
            color: #FF7D00;
        }
        
        .dropdown {
            position: relative;
        }
        
        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            background-color: white;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            padding: 15px 0;
            min-width: 200px;
            border-radius: 4px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
            transition: all 0.3s ease;
            z-index: 999;
        }
        
        .dropdown:hover .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        
        .dropdown-menu li {
            margin: 0;
            padding: 0 20px;
        }
        
        .dropdown-menu a {
            display: block;
            padding: 8px 0;
            color: #333 !important;
        }
        
        .dropdown-menu a:hover {
            color: #165DFF !important;
        }
        
        .phone {
            color: white;
            font-weight: 500;
            display: flex;
            align-items: center;
        }
        
        .header.scrolled .phone {
            color: #333;
        }
        
        .phone span {
            margin-left: 5px;
        }
        
         /* Banner - 核心修改部分 */
        .banner {
            height: 750px;
            position: relative;
            overflow: hidden;
        }
        
        /* Banner 幻灯片容器 - 背景100%宽度 */
        .banner-slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            display: none;
        }
        
        /* 确保背景充满整个屏幕宽度 */
        .banner-slide.active {
            display: block;
        }
        
        /* 背景容器 - 100%宽度 */
        .banner-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
        }
        
        /* 内容容器 - 最大宽度1500px，居中显示 */
        .banner-content-container {
            position: relative;
            z-index: 2;
            max-width: 1500px;
            height: 100%;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        
        .banner-content {
            max-width: 50%;
            color: white;
        }
        
        .banner-content h1 {
            font-size: 48px;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        
        .banner-content p {
            font-size: 18px;
            margin-bottom: 30px;
            max-width: 450px;
        }
        
        .banner-buttons {
            display: flex;
            gap: 15px;
        }
        
        .banner-video-container {
            width: 820px;
            height: 460px;
            position: relative;
            background-color: rgba(0, 0, 0, 0.2);
        }
        
        .banner-video {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 80px;
            height: 80px;
            background-color: rgba(22, 93, 255, 0.8);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .play-btn:hover {
            transform: translate(-50%, -50%) scale(1.1);
            background-color: #165DFF;
        }
        
        .play-btn span {
            color: white;
            font-size: 24px;
        }
        
        .banner-controls {
            position: absolute;
            bottom: 50px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 10px;
            z-index: 3;
        }
        
        .banner-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .banner-dot.active {
            background-color: white;
            width: 30px;
            border-radius: 6px;
        }
        
        .banner-arrow {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            width: 50px;
            height: 50px;
            background-color: rgba(0, 0, 0, 0.3);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
            z-index: 3;
        }
        
        .banner-arrow:hover {
            background-color: rgba(22, 93, 255, 0.8);
        }
        
        .banner-prev {
            left: 30px;
        }
        
        .banner-next {
            right: 30px;
        }
        
        /* 公司介绍及服务项目 */
        .company-section {
            padding: 100px 0;
        }
        
        .company-intro {
            display: flex;
            gap: 60px;
            margin-bottom: 100px;
        }
        
        .company-image {
            flex: 1;
            height: 450px;
            border-radius: 8px;
            overflow: hidden;
        }
        
        .company-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .company-image:hover img {
            transform: scale(1.05);
        }
        
        .company-info {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        
        .company-info h3 {
            font-size: 28px;
            margin-bottom: 20px;
            color: #333;
        }
        
        .company-info p {
            font-size: 16px;
            color: #666;
            margin-bottom: 20px;
            line-height: 1.8;
        }
        
        .services {
            position: relative;
            overflow: hidden;
        }
        
        .service-slider {
            display: flex;
            transition: transform 0.5s ease;
            gap: 20px;
            padding: 20px 0;
        }
        
        .service-item {
            min-width: calc(20% - 16px);
            height: 350px;
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
            position: relative;
            cursor: pointer;
        }
        
        .service-image {
            width: 100%;
            height: 100%;
        }
        
        .service-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .service-info {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            background-color: rgba(0, 0, 0, 0.7);
            color: white;
            padding: 20px;
            transform: translateY(100%);
            transition: transform 0.3s ease;
			 transform: translateY(0);
        }
        
     
        
        .service-item:hover .service-image img {
            transform: scale(1.1);
        }
        
        .service-controls {
            display: flex;
            justify-content: center;
            gap: 15px;
            margin-top: 30px;
        }
        
        .service-arrow {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid #165DFF;
            color: #165DFF;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .service-arrow:hover {
            background-color: #165DFF;
            color: white;
        }
        
        /* 客户案例 */
        .cases-section {
            padding: 100px 0;
            background-color: white;
        }
        
        .case-category {
            margin-bottom: 80px;
        }
        
        .case-category:last-child {
            margin-bottom: 0;
        }
        
        .case-category h3 {
            font-size: 24px;
            margin-bottom: 30px;
            color: #333;
            padding-bottom: 10px;
            border-bottom: 2px solid #F5F7FA;
        }
        
        .case-grid {
            display: flex;
            gap: 30px;
        }
        
        .case-featured {
            flex: 0 0 30%;
        }
        
        .case-small-grid {
            flex: 1;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        
        .case-item {
            border-radius: 8px;
            overflow: hidden;
            background-color: #F5F7FA;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s ease;
        }
        
        .case-item:hover {
            transform: translateY(-5px);
        }
        
        .case-image {
            position: relative;
            height: 172px;
        }
        
        .case-featured .case-image {
            height: 420px;
        }
        
        .case-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .case-play-icon {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 50px;
            height: 50px;
            background-color: rgba(22, 93, 255, 0.8);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            opacity: 0;
            transition: all 0.3s ease;
        }
        
        .case-item:hover .case-play-icon {
            opacity: 1;
        }
        
        .case-title {
            padding: 15px;
            font-weight: 500;
            text-align: center;
        }
        
        /* 新闻中心 */
        .news-section {
            padding: 100px 0;
        }
        
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .news-column {
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
        }
        
        .news-column h3 {
            font-size: 20px;
            padding: 20px;
            border-bottom: 1px solid #F5F7FA;
            color: #333;
        }
        
        .news-featured {
            padding: 20px;
        }
        
        .news-featured-image {
            width: 100%;
            height: 200px;
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 15px;
        }
        
        .news-featured-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        
        .news-featured:hover .news-featured-image img {
            transform: scale(1.05);
        }
        
        .news-featured-title {
            font-size: 18px;
            margin-bottom: 10px;
            transition: color 0.3s ease;
        }
        
        .news-featured:hover .news-featured-title {
            color: #165DFF;
        }
        
        .news-featured-desc {
            color: #666;
            font-size: 14px;
            margin-bottom: 10px;
        }
        
        .news-date {
            color: #999;
            font-size: 13px;
        }
        
        .news-list {
            padding: 0 20px 20px;
        }
        
        .news-list-item {
            padding: 15px 0;
            border-bottom: 1px solid #F5F7FA;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: background-color 0.3s ease;
        }
        
        .news-list-item:last-child {
            border-bottom: none;
        }
        
        .news-list-item:hover {
            background-color: #F9FAFC;
        }
        
        .news-list-title {
            font-size: 15px;
            transition: color 0.3s ease;
        }
        
        .news-list-item:hover .news-list-title {
            color: #165DFF;
        }
        
        /* 页脚 */
        .footer {
            background-color: #1D2129;
            color: white;
            padding: 80px 0 30px;
        }
        
        .footer-content {
            display: flex;
            justify-content: space-between;
            margin-bottom: 50px;
        }
        
        .footer-menu {
            flex: 0 0 60%;
        }
        
        .footer-menu-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        
        .footer-menu-column h4 {
            font-size: 18px;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-menu-column h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: #165DFF;
        }
        
        .footer-menu-column ul li {
            margin-bottom: 10px;
        }
        
        .footer-menu-column a {
            color: #B7B8BA;
            transition: color 0.3s ease;
        }
        
        .footer-menu-column a:hover {
            color: white;
            padding-left: 5px;
        }
        
        .footer-contact {
            flex: 0 0 35%;
        }
        
        .footer-contact h4 {
            font-size: 18px;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-contact h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: #165DFF;
        }
        
        .contact-info {
            margin-bottom: 30px;
        }
        
        .contact-item {
            display: flex;
            align-items: center;
            margin-bottom: 15px;
        }
        
        .contact-item span {
            margin-left: 10px;
            color: #B7B8BA;
        }
        
        .qrcodes {
            display: flex;
            gap: 20px;
            margin-bottom: 30px;
        }
        
        .qrcode {
            width: 100px;
            height: 100px;
            background-color: white;
            display: flex;
            align-items: center;
            justify-content: center;
        }
		.qrcode img{
			
			width:100%;
		}
        
        .social-links {
            display: flex;
            gap: 15px;
        }
        
        .social-link {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }
        
        .social-link:hover {
            background-color: #165DFF;
            transform: translateY(-3px);
        }
        
        .footer-bottom {
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .copyright {
            color: #B7B8BA;
        }
        
        .record-info {
            color: #B7B8BA;
            font-size: 14px;
        }
        
        /* 右侧浮动图标 */
        .float-icons {
            position: fixed;
            right: 30px;
            bottom: 50px;
            z-index: 998;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        
        .float-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: #165DFF;
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 12px rgba(22, 93, 255, 0.3);
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
        }
        
        .float-icon:hover {
            transform: translateY(-3px);
            background-color: #0E42D2;
        }
        
        .float-tooltip {
            position: absolute;
            right: 60px;
            white-space: nowrap;
            background-color: #333;
            color: white;
            padding: 5px 10px;
            border-radius: 4px;
            font-size: 14px;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }
        
        .float-icon:hover .float-tooltip {
            opacity: 1;
            visibility: visible;
            right: 55px;
        }
        
        .wechat-qrcode {
            position: absolute;
            right: 60px;
            bottom: 0;
            width: 150px;
            height: 150px;
            background-color: white;
            padding: 10px;
            border-radius: 4px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }
		.wechat-qrcode img{
			width:100%;
		}
        
        .wechat-icon:hover .wechat-qrcode {
            opacity: 1;
            visibility: visible;
            right: 55px;
        }
        
        /* 内页通用样式 */
        .page {
            display: none;
            margin-top: 80px;
        }
        
        .page.active {
            display: block;
            animation: fadeIn 0.5s ease;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        .inner-banner {
            height: 550px;
            background-color: #165DFF;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            position: relative;
        }
        
        .inner-banner-content {
            text-align: center;
        }
        
        .inner-banner h1 {
            font-size: 42px;
            margin-bottom: 15px;
        }
        
        .inner-banner p {
            font-size: 18px;
            opacity: 0.9;
        }
        
        .breadcrumb {
            padding: 20px 0;
            background-color: white;
            border-bottom: 1px solid #F5F7FA;
        }
        
        .breadcrumb-links {
            display: flex;
            align-items: center;
            font-size: 14px;
            color: #666;
        }
        
        .breadcrumb-links span {
            margin: 0 10px;
            color: #ccc;
        }
        
        .breadcrumb-links a:hover {
            color: #165DFF;
        }
        
        .breadcrumb-current {
            color: #165DFF;
            font-weight: 500;
        }
        
        .inner-content {
            padding: 60px 0;
        }
        
        /* 文章列表页 */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }
        
        .article-card {
            display: flex;
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s ease;
        }
        
        .article-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
        }
        
        .article-image {
            flex: 0 0 25%;
        }
        
        .article-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .article-info {
            flex: 1;
            padding: 20px;
            display: flex;
            flex-direction: column;
        }
        
        .article-title {
            font-size: 18px;
            margin-bottom: 10px;
            transition: color 0.3s ease;
        }
        
        .article-card:hover .article-title {
            color: #165DFF;
        }
        
        .article-desc {
            color: #666;
            font-size: 14px;
            margin-bottom: 15px;
            flex: 1;
        }
        
        .article-meta {
            display: flex;
            align-items: center;
            color: #999;
            font-size: 13px;
        }
        
        .article-meta span {
            margin-left: 5px;
        }
        
        /* 案例列表页 */
        .cases-list-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        
        /* 文章内容页 */
        .article-detail {
            display: flex;
            gap: 30px;
        }
        
        .article-main {
            flex: 0 0 73%;
        }
        
        .article-sidebar {
            flex: 0 0 25%;
            position: sticky;
            top: 100px;
            height: fit-content;
        }
        
        .article-header {
            margin-bottom: 30px;
        }
        
        .article-detail-title {
            font-size: 28px;
            margin-bottom: 20px;
            color: #333;
        }
        
        .article-meta-detail {
            display: flex;
            gap: 20px;
            color: #666;
            font-size: 14px;
            margin-bottom: 20px;
            padding-bottom: 20px;
            border-bottom: 1px solid #F5F7FA;
        }
        
        .article-body {
            color: #333;
            line-height: 1.8;
            margin-bottom: 40px;
        }
        
        .article-body p {
            margin-bottom: 20px;
        }
        
        .article-body img {
            max-width: 100%;
            height: auto;
            margin: 20px 0;
            border-radius: 4px;
        }
        
        .copyright-notice {
            background-color: #F5F7FA;
            padding: 15px;
            border-radius: 4px;
            font-size: 14px;
            color: #666;
            margin-bottom: 30px;
        }
        
        .article-navigation {
            display: flex;
            justify-content: space-between;
            padding-top: 20px;
            border-top: 1px solid #F5F7FA;
        }
        
        .article-nav-link {
            display: flex;
            flex-direction: column;
            color: #666;
        }
        
        .article-nav-link:hover {
            color: #165DFF;
        }
        
        .article-nav-text {
            font-size: 14px;
            margin-bottom: 5px;
        }
        
        .sidebar-block {
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
            margin-bottom: 30px;
            overflow: hidden;
        }
        
        .sidebar-title {
            padding: 15px 20px;
            font-size: 18px;
            border-bottom: 1px solid #F5F7FA;
            position: relative;
        }
        
        .sidebar-title::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 20px;
            width: 40px;
            height: 2px;
            background-color: #165DFF;
        }
        
        .related-articles {
            padding: 20px;
        }
        
        .related-article-item {
            padding: 10px 0;
            border-bottom: 1px dashed #F5F7FA;
        }
        
        .related-article-item:last-child {
            border-bottom: none;
        }
        
        .related-article-item a {
            display: flex;
            align-items: flex-start;
            transition: color 0.3s ease;
        }
        
        .related-article-item a:hover {
            color: #165DFF;
        }
        
        .related-article-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: #165DFF;
            margin-right: 10px;
            margin-top: 8px;
            flex-shrink: 0;
        }
        
        .related-cases {
            padding: 20px;
        }
        
        .related-case-item {
            margin-bottom: 20px;
        }
        
        .related-case-item:last-child {
            margin-bottom: 0;
        }
        
        .related-case-image {
            width: 100%;
            height: 120px;
            border-radius: 6px;
            overflow: hidden;
            position: relative;
            margin-bottom: 10px;
        }
        
        .related-case-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .related-case-play {
            position: absolute;
            bottom: 10px;
            left: 10px;
            display: flex;
            align-items: center;
            background-color: rgba(0, 0, 0, 0.5);
            color: white;
            padding: 3px 8px;
            border-radius: 12px;
            font-size: 12px;
        }
        
        .related-case-play span {
            margin-right: 5px;
        }
        
        .related-case-title {
            font-size: 14px;
            transition: color 0.3s ease;
        }
        
        .related-case-item:hover .related-case-title {
            color: #165DFF;
        }
        
        /* 案例内容页 */
        .case-detail-header {
            margin-bottom: 30px;
        }
        
        .case-detail-title {
            font-size: 28px;
            margin-bottom: 20px;
            color: #333;
        }
        
        .case-meta {
            display: flex;
            gap: 20px;
            color: #666;
            font-size: 14px;
            margin-bottom: 20px;
            padding-bottom: 20px;
            border-bottom: 1px solid #F5F7FA;
        }
        
        .case-body {
            margin-bottom: 50px;
        }
        
        .case-body img {
            max-width: 100%;
            height: auto;
            margin: 20px 0;
            border-radius: 4px;
        }
        
        .case-related {
            margin-top: 50px;
        }
        
        .case-related h3 {
            font-size: 20px;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #F5F7FA;
        }
        
        .case-related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        
        /* 关于我们页面 */
        .about-section {
            padding: 60px 0;
        }
        
        .about-intro {
            display: flex;
            gap: 60px;
            margin-bottom: 80px;
        }
        
        .about-image {
            flex: 0 0 40%;
            height: 500px;
            border-radius: 8px;
            overflow: hidden;
        }
        
        .about-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .about-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        
        .about-content h3 {
            font-size: 28px;
            margin-bottom: 20px;
        }
        
        .about-content p {
            margin-bottom: 20px;
            color: #666;
            line-height: 1.8;
        }
        
        .about-values {
            margin-bottom: 80px;
        }
        
        .values-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .value-item {
            background-color: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
            text-align: center;
            transition: transform 0.3s ease;
        }
        
        .value-item:hover {
            transform: translateY(-5px);
        }
        
        .value-icon {
            width: 80px;
            height: 80px;
            background-color: #F0F5FF;
            color: #165DFF;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 30px;
            margin: 0 auto 20px;
        }
        
        .value-item h4 {
            font-size: 20px;
            margin-bottom: 15px;
        }
        
        .value-item p {
            color: #666;
        }
        
        .team-section {
            margin-bottom: 80px;
        }
        
        .team-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        
        .team-member {
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s ease;
        }
        
        .team-member:hover {
            transform: translateY(-5px);
        }
        
        .team-image {
            height: 300px;
        }
        
        .team-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .team-info {
            padding: 20px;
            text-align: center;
        }
        
        .team-name {
            font-size: 18px;
            margin-bottom: 5px;
        }
        
        .team-position {
            color: #666;
            font-size: 14px;
            margin-bottom: 10px;
        }
        
        .team-bio {
            font-size: 14px;
            color: #666;
        }
        
        /* 联系我们页面 */
        .contact-section {
            padding: 60px 0;
        }
        
        .contact-container {
            display: flex;
            gap: 60px;
        }
        
        .contact-form-container {
            flex: 1;
        }
        
        .contact-info-container {
            flex: 0 0 35%;
        }
        
        .contact-form {
            background-color: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
        }
        
        .form-group {
            margin-bottom: 20px;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }
        
        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 16px;
            transition: border-color 0.3s ease;
        }
        
        .form-control:focus {
            border-color: #165DFF;
            outline: none;
        }
        
        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }
        
        .contact-info-card {
            background-color: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
            margin-bottom: 30px;
        }
        
        .contact-info-card h3 {
            font-size: 20px;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid #F5F7FA;
        }
        
        .contact-map {
            height: 300px;
            background-color: #F5F7FA;
            border-radius: 8px;
            overflow: hidden;
            position: relative;
        }
        
        .contact-map::after {
            content: '地图将在这里显示';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            color: #999;
        }
        
        /* 响应式设计 */
        @media (max-width: 1200px) {
            .container {
                max-width: 1140px;
            }
            
            .case-grid {
                flex-direction: column;
            }
            
            .case-featured {
                flex: none;
                width: 100%;
            }
            
            .case-featured .case-image {
                height: 300px;
            }
            
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .cases-list-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            
            .case-related-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            
            .team-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        
        @media (max-width: 992px) {
            .container {
                max-width: 960px;
            }
            
            .nav-links {
                display: none;
            }
            
            .banner-content-container {
                flex-direction: column;
                justify-content: center;
                text-align: center;
                padding: 100px 20px 50px;
            }
            
            .banner-content {
                max-width: 100%;
                margin-bottom: 30px;
            }
            
            .banner-video-container {
                width: 100%;
                max-width: 600px;
                height: 340px;
            }
            
            .company-intro {
                flex-direction: column;
            }
            
            .company-image {
                height: 300px;
            }
            
            .service-item {
                min-width: calc(25% - 15px);
            }
            
            .footer-content {
                flex-direction: column;
            }
            
            .footer-menu {
                margin-bottom: 40px;
            }
            
            .articles-grid {
                grid-template-columns: 1fr;
            }
            
            .article-detail {
                flex-direction: column;
            }
            
            .article-sidebar {
                position: static;
            }
            
            .cases-list-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .case-related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .about-intro {
                flex-direction: column;
            }
            
            .about-image {
                width: 100%;
                flex: none;
                height: 300px;
            }
            
            .values-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .team-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .contact-container {
                flex-direction: column;
            }
        }
        
        @media (max-width: 768px) {
            .container {
                max-width: 720px;
            }
            
            .banner-content h1 {
                font-size: 36px;
            }
            
            .banner-buttons {
                flex-direction: column;
            }
            
            .service-item {
                min-width: calc(33.333% - 13px);
                height: 280px;
            }
            
            .news-grid {
                grid-template-columns: 1fr;
            }
            
            .case-small-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .footer-menu-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            
            .record-info {
                margin-top: 10px;
            }
            
            .cases-list-grid {
                grid-template-columns: 1fr;
            }
            
            .case-related-grid {
                grid-template-columns: 1fr;
            }
            
            .values-grid {
                grid-template-columns: 1fr;
            }
            
            .team-grid {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 576px) {
            .container {
                max-width: 540px;
            }
            
             .banner-content h1 {
                font-size: 28px;
            }
            
            .banner-buttons {
                flex-direction: column;
            }
            
            .service-item {
                min-width: calc(50% - 10px);
                height: 220px;
            }
            
            .case-small-grid {
                grid-template-columns: 1fr;
            }
            
            .case-image {
                height: 160px;
            }
            
            .article-card {
                flex-direction: column;
            }
            
            .article-image {
                flex: none;
                height: 200px;
            }
        }