:root {
            --primary-color: #1a5276;
            --secondary-color: #2e86c1;
            --accent-color: #3498db;
            --light-color: #ecf0f1;
            --dark-color: #2c3e50;
            --success-color: #27ae60;
            --warning-color: #f39c12;
            --danger-color: #e74c3c;
            --font-main: 'Noto Sans SC', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: var(--font-main);
            line-height: 1.6;
            color: #333;
            background-color: #f9f9f9;
            overflow-x: hidden;
        }
        
        a {
            text-decoration: none;
            color: inherit;
        }
        
        ul {
            list-style: none;
        }
        
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        .btn {
            display: inline-block;
            padding: 12px 25px;
            background-color: var(--primary-color);
            color: white;
            border-radius: 4px;
            transition: var(--transition);
            font-weight: 500;
            border: none;
            cursor: pointer;
        }
        
        .btn:hover {
            background-color: var(--secondary-color);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .btn-accent {
            background-color: var(--accent-color);
        }
        
        .btn-accent:hover {
            background-color: #2980b9;
        }
        
        .section-padding {
            padding: 80px 0;
        }
        
        .text-center {
            text-align: center;
        }
        
        /* 顶部栏样式 */
        .top-bar {
            background-color: var(--dark-color);
            color: white;
            padding: 10px 0;
            font-size: 14px;
            position: relative;
            z-index: 1002;
        }
        
        .top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .announcement {
            display: flex;
            align-items: center;
            overflow: hidden;
            height: 24px;
            flex: 1;
            margin: 0 20px;		
			
        }
        
        .announcement i {
            margin-right: 10px;
            color: #f39c12;
            flex-shrink: 0;
        }
        
        .announcement-content {
            position: relative;
            height: 24px;
            overflow: hidden;
            flex: 1;
			
        }
        
        .announcement-item {
            position: absolute;
            width: 100%;
            height: 24px;
            display: flex;
            align-items: center;
            opacity: 0;
            transform: translateY(100%);
            transition: all 0.5s ease;
            white-space: nowrap;
			
        }
        
        .announcement-item.active {
            opacity: 1;
            transform: translateY(0);
        }
        .announcement-item.leaving {
            opacity: 0;
            transform: translateY(-100%);
        }
        .phone {
            display: flex;
            align-items: center;
            margin-left: auto;
        }
        
        .phone i {
            margin-right: 8px;
            color: white;
        }
        
        /* 导航栏样式 */
        .navbar {
            background-color: white;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1001;
        }
        
        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 70px;
			position: relative;
        }
        
        .logo {
            font-size: 24px;
            font-weight: bold;
            color: var(--primary-color);
            display: flex;
            align-items: center;
        }
        
        .logo img {
            height: 40px;
            margin-right: 10px;
        }
        
        .nav-menu {
            display: flex;
        }
        
        .nav-item {
            position: relative;
            padding: 0 15px;
            height: 70px;
            display: flex;
            align-items: center;
        }
        
        .nav-item:hover {
            background-color: #f5f5f5;
            color: var(--accent-color);
        }
		/* 使用纯CSS实现下拉菜单 */
        .nav-item.has-dropdown:hover > .dropdown {
            display: block;
        }
        
        .dropdown {
            display: none;
            position: absolute;
            top: 70px;
            left: 0;
            background-color: white;
            width: 220px;
            box-shadow: var(--box-shadow);
            border-top: 3px solid var(--accent-color);
            z-index: 1000;
        }
        
        .dropdown-item {
            padding: 12px 15px;
            border-bottom: 1px solid #eee;
            display: block;
            color: #000;
            position: relative;
        }
        
        .dropdown-item:hover {
            background-color: #f9f9f9;
            color: var(--accent-color); 
        }
        
        /* 商标版权专利特殊样式 */
        .trademark-dropdown {
            width: 520px;
            padding: 20px;
        }
        
        .trademark-modules {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
            margin-bottom: 15px;
        }
        
        .trademark-module {
            background: #f8f9fa;
            padding: 15px;
            border-radius: 5px;
            text-align: center;
            transition: var(--transition);
            cursor: pointer;
        }
        
        .trademark-module:hover {
            background: var(--primary-color);
            color: white;
        }
        
        .trademark-module i {
            font-size: 24px;
            margin-bottom: 10px;
            display: block;
            color: var(--primary-color);
        }
        
        .trademark-module:hover i {
            color: white;
        }
        
        .trademark-module h4 {
            margin-bottom: 5px;
            font-size: 16px;
        }
        
        .trademark-module p {
            font-size: 12px;
            opacity: 0.8;
        }
        
        /* 三级菜单样式 */
        .dropdown-third {
            display: none;
            position: absolute;
            left: 100%;
            top: 0;
            background-color: white;
            width: 500px;
            box-shadow: var(--box-shadow);
            padding: 15px;
            border-left: 1px solid #eee;
        }
        
        .dropdown-item.has-third:hover > .dropdown-third {
            display: block;
        }
        
        .grid {
            display: grid;
        }
        
        .grid-cols-3 {
            grid-template-columns: repeat(3, 1fr);
        }
        
        .gap-2 {
            gap: 0.5rem;
        }
        
        .mb-3 {
            margin-bottom: 0.75rem;
        }
        
        .bg-light {
            background-color: #f8f9fa;
        }
        
        .p-2 {
            padding: 0.5rem;
        }
        
        .rounded {
            border-radius: 0.25rem;
        }
        
        .text-center {
            text-align: center;
        }
        
        .text-sm {
            font-size: 0.875rem;
        }
        
        .text-primary {
            color: var(--primary-color);
        }
        
        /* 业务分类指示器 */
        .business-indicator {
            position: absolute;
            top: -25px;
            left: 0;
            background-color: var(--primary-color);
            color: white;
            padding: 3px 8px;
            font-size: 12px;
            border-radius: 3px 3px 0 0;
            display: none;
        }
        
        .main-business:hover .business-indicator,
        .strategy-business:hover .business-indicator {
            display: block;
        }
        
        /* 移动端导航 */
        .mobile-nav-toggle {
            display: none;
            font-size: 24px;
            background: none;
            border: none;
            cursor: pointer;
            color: var(--primary-color);
        }
        
        .mobile-bottom-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: white;
            box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
            z-index: 1000;
            padding: 8px 0;
        }
        
        .mobile-nav-items {
            display: flex;
            justify-content: space-around;
        }
        
        .mobile-nav-item {
            padding: 8px 0;
            text-align: center;
            font-size: 12px;
            flex: 1;
        }
        
        .mobile-nav-item i {
            display: block;
            margin: 0 auto 5px;
            font-size: 18px;
        }
        
        .mobile-nav-item.active {
            color: var(--accent-color);
        }
        .mobile-phone {
         display: none;
        }
        /* Banner 样式 */
        .banner {
            position: relative;
            height: 500px;
            overflow: hidden;
        }
        
        .banner-slide {
            position: absolute;
            width: 100%;
            height: 100%;
            opacity: 0;
            transition: opacity 1s ease;
            background-size: cover;
            background-position: center;
        }
        
        .banner-slide.active {
            opacity: 1;
        }
        
        .banner-content {
            position: absolute;
            top: 50%;
            left: 10%;
            transform: translateY(-50%);
            color: white;
            text-shadow: 0 2px 4px rgba(0,0,0,0.5);
            max-width: 500px;
        }
        
        .banner-content h2 {
            font-size: 36px;
            margin-bottom: 20px;
        }
        
        .banner-content p {
            font-size: 18px;
            margin-bottom: 30px;
        }
        
        .banner-progress {
            position: absolute;
            bottom: 30px;
            left: 10%;
            display: flex;
        }
        
        .progress-item {
            width: 40px;
            height: 4px;
            background-color: rgba(255,255,255,0.5);
            margin-right: 10px;
            cursor: pointer;
            transition: background-color 0.3s ease;
        }
        
        .progress-item.active {
            background-color: white;
        }
        
        /* 优势区块样式 */
        .advantages {
            padding: 60px 0;
            background-color: white;
        }
        
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
        }
        
        .advantage-item {
            text-align: center;
            padding: 30px 20px;
            border-radius: 5px;
            transition: var(--transition);
            box-shadow: var(--box-shadow);
        }
        
        .advantage-item:hover {
            transform: translateY(-5px);
        }
        
        .advantage-icon {
            margin-bottom: 15px;
            color: var(--accent-color);
            font-size: 40px;
        }
        
        .advantage-title {
            font-size: 18px;
            margin-bottom: 10px;
            font-weight: bold;
            color: var(--dark-color);
        }
        
        /* 热门服务样式 */
        .services {
            padding: 60px 0;
            background-color: #f5f7f9;
            position: relative;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        
        .section-title h2 {
            font-size: 32px;
            color: var(--dark-color);
            margin-bottom: 15px;
        }
        
        .section-title p {
            color: #777;
            max-width: 600px;
            margin: 0 auto;
        }
        
        .services-container {
            overflow: hidden;
            position: relative;
        }
        
        .services-track {
            display: flex;
            transition: transform 0.5s ease;
        }
        
        .service-category {
            flex: 0 0 25%;
            padding: 0 15px;
        }
        
        .service-box {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 3px 10px rgba(0,0,0,0.08);
            transition: var(--transition);
        }
        
        .service-box:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.15);
        }
        
        .service-header {
            padding: 20px;
            text-align: center;
            background-color: var(--primary-color);
            color: white;
        }
        
        .service-header h3 {
            font-size: 20px;
            margin: 10px 0 5px;
        }
        
        .service-header p {
            font-size: 14px;
            opacity: 0.8;
        }
        
        .service-icon {
            font-size: 40px;
            margin-bottom: 10px;
        }
        
        .service-list {
            padding: 20px;
        }
        
        .service-item {
            padding: 8px 0;
            border-bottom: 1px solid #eee;
            font-size: 14px;
        }
		.service-item i {
            color: var(--secondary-color);
            margin-right: 10px;
         }
        
        .service-item:last-child {
            border-bottom: none;
        }
      /* 移动端服务导航按钮 */
        .service-nav {
            display: none;
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            background: rgba(0,0,0,0.5);
            color: white;
            border: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            z-index: 10;
            cursor: pointer;
        }
        
        .service-nav-left {
            left: 10px;
        }
        
        .service-nav-right {
            right: 10px;
        }
        /* 证书样板样式 */
        .certificates {
            padding: 60px 0;
            background-color: white;
        }
        
        .certificates-container {
            overflow: hidden;
            position: relative;
        }
        
 
        .certificates-carousel {
            overflow: hidden;
            position: relative;
        }
        
        .certificates-track {
            display: flex;
            animation: scrollCerts 40s linear infinite;
            padding: 20px 0;
        }
        
        .certificates-track:hover {
            animation-play-state: paused;
        }
        
        @keyframes scrollCerts {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }
        .certificate-item {
            flex: 0 0 25%;
            padding: 0 15px;
        }
        
        .certificate-box {
            border: 1px solid #eee;
            border-radius: 8px;
            overflow: hidden;
            transition: var(--transition);
            background: white;
            cursor: pointer;
        }
        
        .certificate-box:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        
        .certificate-image {
            height: 200px;
            overflow: hidden;
        }
        
        .certificate-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .certificate-box:hover .certificate-image img {
            transform: scale(1.05);
        }
        
        .certificate-info {
            padding: 15px;
            text-align: center;
        }
        
        .certificate-info h4 {
            margin-bottom: 10px;
            color: var(--dark-color);
        }
        
        .view-more {
            text-align: center;
            margin-top: 30px;
        }
        
        /* 证书大图弹窗 */
        .certificate-modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0,0,0,0.9);
            z-index: 1100;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }
        
        .certificate-modal-content {
            max-width: 90%;
            max-height: 90%;
            position: relative;
        }
        
        .certificate-modal-content img {
            max-width: 100%;
            max-height: 100%;
            border: 5px solid white;
            border-radius: 5px;
        }
        
        .certificate-modal-close {
            position: absolute;
            top: -40px;
            right: 0;
            color: white;
            font-size: 30px;
            cursor: pointer;
        }
        
        /* 套餐样式 */
        .packages {
            padding: 60px 0;
            background-color: #f5f7f9;
        }
        
        .packages-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .package-item {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 3px 15px rgba(0,0,0,0.08);
            position: relative;
            transition: var(--transition);
        }
        
        .package-item:hover {
            transform: translateY(-5px);
        }
        
        .popular-tag {
            position: absolute;
            top: 0;
            right: 0;
            background-color: var(--warning-color);
            color: white;
            padding: 5px 15px;
            font-size: 14px;
            border-radius: 0 0 0 8px;
            z-index: 2;
        }
        
        .package-header {
            padding: 25px 20px;
            text-align: center;
            background-color: var(--primary-color);
            color: white;
        }
        
        .package-header h3 {
            font-size: 22px;
            margin-bottom: 10px;
        }
        
        .package-content {
            padding: 25px 20px;
        }
        
        .package-content h4 {
            font-size: 18px;
            margin-bottom: 15px;
            color: var(--dark-color);
            padding-bottom: 10px;
            border-bottom: 1px solid #eee;
        }
        
        .package-list {
            margin-bottom: 20px;
        }
        
        .package-list-item {
            padding: 8px 0;
            display: flex;
            align-items: flex-start;
        }
        
        .package-list-item i {
            color: var(--success-color);
            margin-right: 10px;
            flex-shrink: 0;
            margin-top: 4px;
        }
        
        .package-advantages {
            background-color: #f9f9f9;
            padding: 15px;
            border-radius: 5px;
            margin-bottom: 20px;
        }
        
        .package-advantages h5 {
            font-size: 16px;
            margin-bottom: 10px;
            color: var(--dark-color);
        }
        
        .package-button {
            text-align: center;
        }
        
        /* 流程样式 */
        .process {
            padding: 60px 0;
            background-color: white;
        }
        
        .process-tabs {
            display: flex;
            justify-content: center;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }
        
        .process-tab {
            padding: 15px 25px;
            background-color: #f5f5f5;
            margin: 0 5px 10px;
            border-radius: 5px;
            cursor: pointer;
            transition: var(--transition);
        }
        
        .process-tab.active {
            background-color: var(--primary-color);
            color: white;
        }
        
        .process-content {
            display: none;
        }
        
        .process-content.active {
            display: block;
        }
        
        .process-box {
            background-color: #f9f9f9;
            border-radius: 8px;
            padding: 30px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }
        
        .process-part h4 {
            font-size: 20px;
            margin-bottom: 20px;
            color: var(--primary-color);
            padding-bottom: 10px;
            border-bottom: 1px solid #eee;
        }
        
        .process-list {
            margin-bottom: 20px;
        }
        
        .process-list-item {
            padding: 10px 0;
            display: flex;
            align-items: flex-start;
        }
        
        .process-list-item span {
            display: inline-block;
            width: 24px;
            height: 24px;
            background-color: var(--accent-color);
            color: white;
            border-radius: 50%;
            text-align: center;
            line-height: 24px;
            margin-right: 10px;
            flex-shrink: 0;
        }
        
        .process-button {
            text-align: center;
            margin-top: 20px;
        }
        
        /* 优势与合作机构样式 */
        .advantages-partners {
            padding: 60px 0;
            background-color: #f5f7f9;
        }
        
        .ap-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }
        
        .advantages-grid-small {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        
        .advantage-item-small {
            display: flex;
            align-items: flex-start;
            margin-bottom: 25px;
        }
        
        .advantage-icon-small {
            margin-right: 15px;
            flex-shrink: 0;
            color: var(--accent-color);
            font-size: 24px;
        }
        
        .advantage-content h4 {
            font-size: 18px;
            margin-bottom: 8px;
            color: var(--dark-color);
        }
        
        .partners-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        
        .partner-item {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 3px 10px rgba(0,0,0,0.08);
            transition: var(--transition);
            height: 100px;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 15px;
        }
        
        .partner-item:hover {
            transform: scale(1.05);
        }
        
        .partner-item img {
            max-width: 100%;
            max-height: 70px;
        }
        
        /* 新闻中心样式 */
        .news {
            padding: 60px 0;
            background-color: white;
        }
        
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .news-category {
            background-color: #f9f9f9;
            border-radius: 8px;
            overflow: hidden;
            transition: var(--transition);
        }
        
        .news-category:hover {
            transform: translateY(-5px);
            box-shadow: var(--box-shadow);
        }
        
        .news-header {
            padding: 20px;
            background-color: var(--primary-color);
            color: white;
            text-align: center;
        }
        
        .news-list {
            padding: 20px;
        }
        
        /* 行业动态 - 图文形式 */
        .industry-item {
            padding: 12px 0;
            border-bottom: 1px solid #eee;
            display: flex;
            align-items: flex-start;
        }
        
        .industry-item:last-child {
            border-bottom: none;
        }
        
        .news-thumb {
            flex: 0 0 80px;
            margin-right: 15px;
        }
        
        .news-thumb img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        
        .news-content {
            flex: 1;
        }
        
        .news-date {
            font-size: 12px;
            color: #999;
            margin-bottom: 5px;
        }
        
        .news-title {
            font-weight: 500;
            margin-bottom: 5px;
            display: block;
        }
        
        .news-desc {
            font-size: 14px;
            color: #777;
            margin: 5px 0;
            line-height: 1.4;
        }
        
        /* 政策法规 - 列表形式 */
        .policy-item {
            padding: 12px 0;
            border-bottom: 1px solid #eee;
        }
        
        .policy-item:last-child {
            border-bottom: none;
        }
        
        /* 常见问题 - 问答形式 */
        .faq-item {
            padding: 12px 0;
            border-bottom: 1px solid #eee;
        }
        
        .faq-item:last-child {
            border-bottom: none;
        }
        
        .faq-question {
            font-weight: 500;
            margin-bottom: 8px;
            color: var(--primary-color);
            display: flex;
            align-items: flex-start;
        }
        
        .faq-question i {
            margin-right: 8px;
            color: var(--accent-color);
			    line-height: 26px;
        }
        
        .faq-answer {
            color: #666;
            font-size: 14px;
            display: flex;
            align-items: flex-start;
        }
        
        .faq-answer i {
            margin-right: 8px;
            color: var(--success-color);
			    line-height: 26px;
        }
        
        .news-more {
            padding: 15px 20px;
            text-align: center;
            border-top: 1px solid #eee;
            background-color: #f5f5f5;
        }
        
        /* 分站系统样式 */
        .substations {
            padding: 40px 0;
            background-color: #f5f7f9;
        }
        
        .substations-list {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 15px;
        }
        
        .substation-link {
            color: var(--primary-color);
            padding: 5px 15px;
            border: 1px solid var(--primary-color);
            border-radius: 20px;
            transition: var(--transition);
        }
        
        .substation-link:hover {
            background-color: var(--primary-color);
            color: white;
        }
        
        /* 底部样式 */
        .footer {
            background-color: var(--dark-color);
            color: white;
            padding: 60px 0 0;
        }
        
        .footer-links {
            padding: 30px 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
        }
        
        .footer-logo {
            margin-bottom: 20px;
            font-size: 24px;
            font-weight: bold;
        }
        
        .footer-about {
            margin-bottom: 20px;
            opacity: 0.8;
            line-height: 1.8;
        }
        
        .footer-contact {
            margin-bottom: 20px;
        }
        
        .footer-contact-item {
            display: flex;
            align-items: center;
            margin-bottom: 10px;
        }
        
        .footer-contact-item i {
            margin-right: 10px;
            color: var(--accent-color);
        }
        
        .footer-qr {
            margin-top: 20px;
        }
        
        .footer-qr img {
            max-width: 120px;
            border: 5px solid white;
        }
        
        .footer-title {
            font-size: 18px;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: var(--accent-color);
        }
        
        .footer-menu-columns {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }
        
        .footer-menu-item {
            margin-bottom: 12px;
            opacity: 0.8;
            transition: var(--transition);
        }
        
        .footer-menu-item:hover {
            opacity: 1;
            color: var(--accent-color);
        }
        
        .friend-links {
            padding: 20px 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        
        .friend-links .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
        }
        
        .friend-title {
            margin-right: 15px;
            opacity: 0.8;
        }
        
        .friend-list {
            display: block;
            flex-wrap: wrap;
        }
        
        .friend-item {
            margin-right: 20px;
            margin-bottom: 10px;
            opacity: 0.7;
            transition: var(--transition);
        }
        
        .friend-item:hover {
            opacity: 1;
        }
        
        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 14px;
            opacity: 0.7;
        }
        
        .footer-legal {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }
        
        .footer-legal-item {
            margin: 0 10px 10px;
            cursor: pointer;
            transition: var(--transition);
        }
        
        .footer-legal-item:hover {
            color: var(--accent-color);
        }
        
        /* 悬浮按钮样式 */
        .floating-buttons {
            position: fixed;
            right: 6px;
            bottom: 30px;
            z-index: 999;
            display: block;
            flex-direction: column;
        }
        
        .floating-button {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-top: 10px;
            cursor: pointer;
            box-shadow: 0 3px 10px rgba(0,0,0,0.2);
            transition: var(--transition);
        }
        
        .floating-button:hover {
            background-color: var(--accent-color);
            transform: scale(1.1);
        }
        
        .floating-button i {
            font-size: 20px;
        }
        
        .back-to-top {
            display: none;
        }
        
        /* 弹窗样式 */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0,0,0,0.5);
            z-index: 1100;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }
        
        .modal-content {
            background-color: white;
            border-radius: 8px;
            width: 90%;
            max-width: 500px;
            padding: 30px;
            position: relative;
            box-shadow: 0 5px 25px rgba(0,0,0,0.2);
            animation: modalFadeIn 0.3s;
        }
        
        @keyframes modalFadeIn {
            from {
                opacity: 0;
                transform: translateY(-50px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .modal-close {
            position: absolute;
            top: 15px;
            right: 15px;
            cursor: pointer;
            font-size: 20px;
            color: #777;
        }
        
        .modal-title {
            font-size: 24px;
            margin-bottom: 20px;
            color: var(--primary-color);
            text-align: center;
        }
        
        .contact-info {
            margin-bottom: 25px;
        }
        
        .contact-item {
            display: flex;
            align-items: center;
            margin-bottom: 15px;
            font-size: 16px;
        }
        
        .contact-icon {
            margin-right: 15px;
            color: var(--accent-color);
            width: 20px;
            text-align: center;
        }
        
        .contact-qr {
            text-align: center;
            margin-top: 20px;
        }
        
        .contact-qr img {
            max-width: 150px;
            border: 1px solid #eee;
            padding: 5px;
            background: white;
        }
        
        /* 搜索弹窗 */
        .search-modal {
            display: none;
        }
        
        .search-modal-content {
            background-color: white;
            border-radius: 8px;
            width: 90%;
            max-width: 600px;
            padding: 20px;
            position: relative;
        }
        
        .search-form {
            display: flex;
            margin-bottom: 20px;
        }
        
        .search-input {
            flex: 1;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 4px 0 0 4px;
            font-size: 16px;
        }
        
        .search-button {
            padding: 0 20px;
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: 0 4px 4px 0;
            cursor: pointer;
        }
        
        .search-examples {
            margin-top: 15px;
        }
        
        .search-examples h4 {
            margin-bottom: 10px;
            color: #777;
        }
        
        .search-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        
        .search-tag {
            padding: 5px 10px;
            background-color: #f5f5f5;
            border-radius: 20px;
            font-size: 14px;
            cursor: pointer;
            transition: var(--transition);
        }
        
        .search-tag:hover {
            background-color: var(--accent-color);
            color: white;
        }
        
        .cookies-modal {
            display: none;
        }
        
        .cookies-content {
            background-color: white;
            border-radius: 8px;
            width: 90%;
            max-width: 800px;
            padding: 30px;
            position: relative;
            box-shadow: 0 5px 25px rgba(0,0,0,0.2);
            max-height: 80vh;
            overflow-y: auto;
        }
        
        .cookies-title {
            font-size: 24px;
            margin-bottom: 20px;
            color: var(--primary-color);
        }
        
        .cookies-text {
            margin-bottom: 25px;
            line-height: 1.8;
        }
        
        .cookies-buttons {
            display: flex;
            justify-content: flex-end;
        }
        
        /* 响应式设计 */
        @media (max-width: 1200px) {
            .advantages-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            
            .service-category {
                flex: 0 0 33.333%;
            }
            
            .certificate-item {
                flex: 0 0 33.333%;
            }
		.trademark-dropdown {
                width: 500px;
            }
        }
        
        @media (max-width: 992px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: white;
                box-shadow: 0 5px 10px rgba(0,0,0,0.1);
                flex-direction: column;
                padding: 15px 0;
                z-index: 1000;
            }
            
            .nav-item {
                height: auto;
                padding: 10px 15px;
            }
            
            .dropdown {
                position: static;
                width: 100%;
                box-shadow: none;
                border: none;
                display: none;
                padding-left: 20px;
            }
            
            .nav-item.has-dropdown.active .dropdown {
                display: block;
            }
            
            .trademark-dropdown {
                width: 100%;
                padding: 15px;
            }
            
            .trademark-categories {
                grid-template-columns: 1fr;
            }
            
            .dropdown-third {
                position: static;
                width: 100%;
                box-shadow: none;
                border: none;
                padding: 10px 0;
            }
            
            .mobile-nav-toggle {
                display: block;
            }
		   .mobile-phone {
                display: block;
                font-size: 20px;
                color: var(--primary-color);
            }
            
            
            .advantages-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .packages-grid {
                grid-template-columns: 1fr;
            }
            
            .ap-container {
                grid-template-columns: 1fr;
            }
            
            .news-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .top-bar .container {
                flex-direction: column;
                align-items: flex-start;
            }
            
            .announcement {
                position: relative;
                left: 0;
                transform: none;
                margin: 10px 0;
                justify-content: center;
                width: 100%;
            }
            
            .phone {
                margin: 10px 0;
            }
            
            .banner {
                height: 400px;
            }
            
            .banner-content h2 {
                font-size: 28px;
            }
            
            .advantages-grid {
                grid-template-columns: 1fr;
            }
            
            .service-category {
                flex: 0 0 50%;
            }
            
            .certificate-item {
                flex: 0 0 50%;
            }
            
            .process-box {
                grid-template-columns: 1fr;
            }
            
            .advantages-grid-small {
                grid-template-columns: 1fr;
            }
            
            .partners-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .footer-grid {
                grid-template-columns: 1fr;
            }
            
            .mobile-bottom-nav {
                display: block;
            }
            
            .floating-buttons {
                left: 20px;
                right: auto;
                flex-direction: row;
                bottom: 70px;
            }
            
            .floating-button {
                margin: 0 5px;
            }
		  /* 移动端显示服务导航按钮 */
            .service-nav {
                display: block;
            }
            
            .services-container {
                overflow: hidden;
            }
            
            .services-track {
                overflow-x: auto;
                scroll-behavior: smooth;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none; /* Firefox */
            }
            
            .services-track::-webkit-scrollbar {
                display: none; /* Chrome, Safari, Edge */
            }
            
            .service-category {
                flex: 0 0 80%;
            }
        }
        
        @media (max-width: 576px) {
            .service-category {
                flex: 0 0 100%;
            }
            
            .certificate-item {
                flex: 0 0 100%;
            }
            
            .partners-grid {
                grid-template-columns: 1fr;
            }
            
            .process-tabs {
                flex-wrap: wrap;
            }
            
            .process-tab {
                margin-bottom: 10px;
                flex: 1;
                min-width: 45%;
                text-align: center;
            }
            
            .banner-content {
                left: 5%;
                width: 90%;
            }
            
            .banner-progress {
                left: 5%;
            }
            
 
            .footer-legal-item {
                margin: 5px 0;
            }
            
            .footer-menu-columns {
                grid-template-columns: 1fr;
            }
        }