:root {
            --primary-green: #007131;
            --light-green: #009944;
            --dark-green: #005322;
            --lighter-green: #e8f7eb;
            --gray-bg: #f8f9fa;
            --footer-gray: #f5f5f5;
            --footer-dark: #333;
            --text-dark: #333;
            --text-light: #666;
            --white: #ffffff;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.15);
            --transition: all 0.3s ease;
        }
        a{
            text-decoration: none;
            color: #333;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Noto Sans SC', sans-serif;
            line-height: 1.6;
            color: var(--text-dark);
            background-color: var(--lighter-green);
        }
        ul,li{
            list-style: none;
        }
        
        .container {
            width: 100%;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* 导航栏样式 */
        header {
            background-color: var(--white);
            box-shadow: var(--shadow);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
        }
        
        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
            position: relative;
        }
        
        .logo {
            display: flex;
            align-items: center;
        }
         .logo image {
            width: 100%;
        }
        
        .logo-text {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-green);
            margin-left: 10px;
            letter-spacing: 1px;
        }
        
        .logo-icon {
            color: var(--primary-green);
            font-size: 32px;
        }
        
        /* 导航菜单放在左侧 */
        .nav-main {
            display: flex;
            align-items: center;
            flex-grow: 1;
            margin-left: 40px;
        }
        
        .nav-menu {
            display: flex;
            list-style: none;
        }
        
        .nav-menu > li {
            position: static;
        }
        
        .nav-menu > li > a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 500;
            padding: 10px 18px;
            display: block;
            transition: var(--transition);
            font-size: 16px;
            position: relative;
        }
        
        .nav-menu > li > a:hover {
            color: var(--primary-green);
        }
        
        /* 全屏宽度的下拉菜单 - 修复悬停问题 */
        .dropdown-content {
            display: none;
            position: absolute;
            left: 0;
            top: 100%; /* 从菜单项底部开始 */
            width: 100%;
            background-color: var(--white);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            z-index: 999;
            border-top: 2px solid var(--primary-green);
            padding: 40px 0;
        }
        
        /* 使用JavaScript控制显示，这里只设置初始状态 */
        .dropdown-content.active {
            display: block;
        }
        
        /* 添加一个透明的过渡区域，连接菜单和下拉框 */
        .dropdown-content::before {
            content: '';
            position: absolute;
            top: -20px;
            left: 0;
            width: 100%;
            height: 20px;
            background: transparent;
        }
        
        /* 修复下拉框容器宽度 - 100%布满 */
        .dropdown-container {
            width: 100%;
            padding: 0 20px;
        }
        
        /* 三列布局的下拉菜单 */
        .dropdown-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            width: 100%;
        }
        
        .dropdown-column h4 {
            font-size: 18px;
            color: var(--dark-green);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid #eee;
            font-weight: 600;
        }
        
        .dropdown-column ul {
            list-style: none;
        }
        
        .dropdown-column li {
            margin-bottom: 12px;
        }
        
        .dropdown-column a {
            text-decoration: none;
            color: var(--text-light);
            transition: var(--transition);
            display: block;
            padding: 5px 0;
        }
        
        .dropdown-column a:hover {
            color: var(--primary-green);
            padding-left: 5px;
        }
        
        /* 多语言切换放在最右侧 */
        .language-switcher {
            position: relative;
        }
        
        .language-btn {
            background: none;
            border: 1px solid #ddd;
            padding: 8px 15px;
            border-radius: 4px;
            cursor: pointer;
            display: flex;
            align-items: center;
            color: var(--text-dark);
            font-weight: 500;
        }
        
        .language-btn i {
            margin-left: 5px;
            font-size: 12px;
        }
        
        .language-dropdown {
            display: none;
            position: absolute;
            right: 0;
            background-color: var(--white);
            min-width: 120px;
            box-shadow: var(--shadow);
            border-radius: 4px;
            z-index: 1001;
        }
        
        .language-dropdown a {
            padding: 10px 15px;
            display: block;
            text-decoration: none;
            color: var(--text-dark);
            transition: var(--transition);
        }
        
        .language-dropdown a:hover {
            background-color: var(--lighter-green);
        }
        
        .language-switcher:hover .language-dropdown {
            display: block;
        }
        .new_index_remark{
            line-height:1.6 ;
        }
        .index_news-date{
            font-size: 14px;
            color: gray;
        }
        .pd13{
            padding-right: 5px;
        }
        
        /* 汉堡菜单 */
        .hamburger {
            display: none;
            cursor: pointer;
            font-size: 24px;
            color: var(--primary-green);
        }
        
        /* 轮播图 */
        .hero-slider {
            position: relative;
            height: 100%;
            overflow: hidden;
        }
        
        .slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            opacity: 0;
            transition: opacity 1s ease;
        }
        
        .slide.active {
            opacity: 1;
        }
        
        .slide-content {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            text-align: center;
            color: var(--white);
            padding: 0 20px;
            width: 100%;
            max-width: 1000px;
        }
        .more_read{
    padding-top: 30px;
    text-align: center;
    font-size: 20px;
    cursor: pointer;
    padding-bottom: 30px;
    text-decoration: underline;
}
        
        .slide-content h2 {
            font-size: 48px;
            margin-bottom: 20px;
            text-shadow: 0 2px 10px rgba(0,0,0,0.5);
            line-height: 1.2;
        }
        
        .slide-content p {
            font-size: 22px;
            max-width: 800px;
            margin: 0 auto 30px;
            text-shadow: 0 1px 5px rgba(0,0,0,0.5);
        }
        
        .slide-controls {
            position: absolute;
            bottom: 30px;
            left: 0;
            right: 0;
            text-align: center;
        }
        
        .dot {
            display: inline-block;
            width: 12px;
            height: 12px;
            background-color: rgba(255,255,255,0.5);
            border-radius: 50%;
            margin: 0 5px;
            cursor: pointer;
        }
        
        .dot.active {
            background-color: var(--white);
        }
        /* 汉堡菜单图标样式 */
.hamburger i {
    font-size: 24px;
    color: var(--primary-green);
    transition: all 0.3s ease;
}
/* 确保下拉箭头图标正确显示 */
.dropdown-toggle .fa-chevron-down {
    font-size: 12px;
    margin-left: 5px;
    transition: transform 0.3s ease;
}

/* 下拉菜单展开时箭头旋转 */
.dropdown.active .dropdown-toggle .fa-chevron-down {
    transform: rotate(180deg);
}
        
        /* 主要板块样式 */
        section {
            padding: 60px 0 0;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }
        
        .section-title h2 {
            font-size: 40px;
            color: var(--dark-green);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }
        
        .section-title h2:after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 3px;
            background-color: var(--light-green);
        }
        
        .section-title p {
            color: var(--text-light);
            max-width: 800px;
            margin: 20px auto 0;
            font-size: 18px;
            line-height: 1.8;
        }
        
        /* 创新驱动发展板块 - 简化后 */
        .innovation-section {
            background: url('../images/dt.jpg') no-repeat;
            background-size: cover;
            padding-bottom: 30px;
        }
        
        .innovation-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        
        .innovation-left h2 {
            font-size: 32px;
            color: var(--dark-green);
            margin-bottom: 25px;
            line-height: 1.3;
        }
        
        .innovation-left .subtitle {
            font-size: 24px;
            color: var(--primary-green);
            margin-bottom: 15px;
            font-weight: 600;
        }
        
        .innovation-left p {
            font-size: 18px;
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        
        .innovation-points {
            margin: 30px 0;
        }
        
        .point-item {
            margin-bottom: 25px;
        }
        
        .point-title {
            font-size: 20px;
            color: var(--dark-green);
            margin-bottom: 10px;
            font-weight: 600;
        }
        
        .point-desc {
            font-size: 16px;
            color: var(--text-light);
            line-height: 1.6;
        }
        
        .innovation-right {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }
        
        .stat-item {
            background-color: var(--white);
            border-radius: 8px;
            padding: 30px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .stat-item:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }
        
        .stat-number {
            font-size: 42px;
            font-weight: 700;
            color: var(--primary-green);
            margin-bottom: 5px;
            line-height: 1;
        }
        
        .stat-unit {
            font-size: 20px;
            color: var(--text-light);
            margin-left: 5px;
            font-weight: 400;
        }
        
        .stat-label {
            font-size: 18px;
            color: var(--text-dark);
            margin-top: 10px;
        }
        
        .highlight-stat {
            grid-column: 1 / -1;
            background: linear-gradient(135deg, var(--primary-green), var(--light-green));
            color: var(--white);
        }
        
        .highlight-stat .stat-number,
        .highlight-stat .stat-unit,
        .highlight-stat .stat-label {
            color: var(--white);
        }
        
        .highlight-label {
            font-size: 16px;
            margin-top: 10px;
            opacity: 0.9;
        }
        
        /* 产业链介绍 */
        .industry-section {
            background-color: var(--white);
            padding-bottom: 20px;
        }
        
        .industry-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        
        .industry-left {
            background-color: var(--lighter-green);
            padding: 40px;
            border-radius: 12px;
        }
        
        .industry-left h3 {
            font-size: 28px;
            color: var(--dark-green);
            margin-bottom: 25px;
        }
        
        .industry-left p {
            font-size: 18px;
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 30px;
        }
        
        .industry-right {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        
        .industry-item {
            text-align: center;
            padding: 20px;
            border-radius: 8px;
            background-color: var(--lighter-green);
            transition: var(--transition);
        }
        
        .industry-item:hover {
            transform: translateY(-5px);
            background-color: var(--primary-green);
            color: var(--white);
        }
        .industry-item a:hover{
            color: var(--white);
        }
        
        .industry-item h4 {
            font-size: 20px;
            margin-top: 15px;
        }
        
        /* 解决方案 - 优化查看详情按钮 */
        .solutions-section {
            background-color: var(--lighter-green);
        }
        
        .solutions-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        
        .solution-card {
            position: relative;
            border-radius: 8px;
            overflow: hidden;
            height: 550px;
            box-shadow: var(--shadow);
            display: flex;
            flex-direction: column;
        }
        
        .solution-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .solution-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.8);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            padding: 40px;
            opacity: 0;
            transition: var(--transition);
        }
        
        .solution-card:hover .solution-overlay {
            opacity: 1;
        }
        
        .solution-card:hover .solution-img {
            transform: scale(1.05);
        }
        
        .solution-overlay-content {
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        
        .solution-overlay h3 {
            color: var(--white);
            font-size: 28px;
            margin-bottom: 15px;
            text-align: center;
        }
        
        .solution-overlay p {
            color: #ddd;
            text-align: center;
            margin-bottom: 30px;
            line-height: 1.6;
        }
        
        /* 查看详情按钮放在底部，宽度100% */
        .solution-btn-container {
            margin-top: auto;
            width: 100%;
        }
        
        .solution-btn {
            width: 100%;
            text-align: center;
            padding: 12px;
            background-color: var(--light-green);
            color: var(--white);
            border: none;
            border-radius: 4px;
            font-size: 16px;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
            display: block;
        }
        
        .solution-btn:hover {
            background-color: var(--dark-green);
        }
        
        /* 产品中心 */
        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }
        
        .product-card {
            background: var(--white);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            cursor: pointer;
        }
        
        .product-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }
        
        .product-img {
            aspect-ratio: 1 / 1;        /* 1:1 宽高比 */
            overflow: hidden;
        }
        
        .product-img img {
             width: 100%;
    height: 100%;
    object-fit: cover;           /* 保持比例，填充容器，裁剪多余部分 */
    display: block;              /* 移除图片底部间隙 */
        }
        
        .product-card:hover .product-img img {
            transform: scale(1.05);
        }
        
        .product-info {
            padding: 25px;
        }
        
        .product-info h3 {
            font-size: 22px;
            color: var(--dark-green);
            margin-bottom: 10px;
        }
        
        /* 新闻动态 - 保持100%宽度 */
        .news-section {
            background-color: var(--white);
        }
        
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 40px;
        }
        
        .news-item {
            display: grid;
            grid-template-columns: 300px 1fr;
            gap: 30px;
            background: var(--white);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            cursor: pointer;
        }
        
        .news-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        
        .news-img {
            height: 200px;
            overflow: hidden;
        }
        
        .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .news-item:hover .news-img img {
            transform: scale(1.05);
        }
        
        .news-content {
            padding: 15px 15px 15px 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        
        .news-date {
            font-size: 14px;
            color: var(--light-green);
            margin-bottom: 10px;
        }
        
        .news-content h3 {
            font-size: 18px;
            margin-bottom: 15px;
            color: var(--text-dark);
        }
        
        .news-content p {
            color: var(--text-light);
            line-height: 1.6;
        }
        
        /* 按钮 */
        .btn {
            display: inline-block;
            background-color: var(--light-green);
            color: var(--white);
            padding: 12px 30px;
            border-radius: 4px;
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            font-size: 16px;
        }
        
        .btn:hover {
            background-color: var(--dark-green);
            color: var(--white);
        }
        
        .btn-outline {
            background-color: transparent;
            border: 2px solid var(--light-green);
            color: var(--light-green);
        }
        
        .btn-outline:hover {
            background-color: var(--light-green);
            color: var(--white);
        }
        
        /* 底部 */
        footer {
            background-color: var(--footer-gray);
            color: var(--footer-dark);
            padding: 70px 0 20px;
        }
        
        .footer-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 50px;
            margin-bottom: 50px;
        }
        
        .footer-logo {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-green);
            margin-bottom: 25px;
        }
        
        .footer-about p {
            margin-bottom: 25px;
            line-height: 1.8;
            color: var(--footer-dark);
        }
        
        .footer-links h3, .footer-contact h3, .footer-menu h3 {
            color: var(--dark-green);
            margin-bottom: 25px;
            font-size: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-links h3:after, .footer-contact h3:after, .footer-menu h3:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 2px;
            background-color: var(--light-green);
        }
        
        .footer-links ul, .footer-menu ul {
            list-style: none;
        }
        
        .footer-links li, .footer-menu li {
            margin-bottom: 15px;
        }
        
        .footer-links a, .footer-menu a {
            color: var(--footer-dark);
            text-decoration: none;
            transition: var(--transition);
        }
        
        .footer-links a:hover, .footer-menu a:hover {
            color: var(--light-green);
            padding-left: 5px;
        }
        
        .contact-info {
            display: flex;
            align-items: flex-start;
            margin-bottom: 20px;
        }
        
        .contact-info i {
            color: var(--light-green);
            margin-right: 15px;
            margin-top: 5px;
        }
        
        .copyright {
            text-align: center;
            padding-top: 25px;
            border-top: 1px solid #ddd;
            font-size: 15px;
            color: #777;
        }
        
        /* 响应式设计 */
        @media (max-width: 1200px) {
            .container {
                max-width: 100%;
            }
            
            .innovation-container,
            .industry-container {
                gap: 40px;
            }
            
            .solutions-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .footer-container {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        
        @media (max-width: 992px) {
            .slide-content h2 {
                font-size: 36px;
            }
            
            .slide-content p {
                font-size: 20px;
            }
            
            .innovation-container,
            .industry-container {
                grid-template-columns: 1fr;
            }
            
            .industry-right {
                order: -1;
            }
            
            .section-title h2 {
                font-size: 34px;
            }
            
            .nav-main {
                margin-left: 20px;
            }
            
            .news-item {
                grid-template-columns: 250px 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }

            .logo img {
            width: 140px;
        }
        /* 确保汉堡菜单图标正确显示 */
    .hamburger i {
        display: block;
        width: 24px;
        height: 24px;
        line-height: 24px;
        text-align: center;
    }
    
    /* 移动端下拉箭头调整 */
    .dropdown-toggle .fa-chevron-down {
        font-size: 10px;
        margin-left: 3px;
    }
       
            
            .nav-main {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                flex-direction: column;
                background-color: var(--white);
                box-shadow: var(--shadow);
                transition: 0.3s;
                padding: 20px 0;
                max-height: 80vh;
                overflow-y: auto;
                margin-left: 0;
                z-index: 1000;
            }
            
            .nav-main.active {
                left: 0;
            }
            
            .nav-menu {
                flex-direction: column;
                width: 100%;
            }
            
            .nav-menu > li {
                width: 100%;
                text-align: center;
                position: relative;
            }
            
            .dropdown-content {
                position: static;
                display: none;
                box-shadow: none;
                width: 100%;
                border-top: none;
                padding: 15px 0;
                min-height: auto;
                max-height: none;
                overflow-y: visible;
            }
            
            .dropdown-content.active {
                display: block;
            }
            
            .dropdown-container {
                padding: 0 15px;
            }
            
            .dropdown-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            
            .hero-slider {
                height: 450px;
            }
            
            .slide-content h2 {
                font-size: 28px;
            }
            
            .slide-content p {
                font-size: 16px;
            }
             .section-title{
                margin-bottom: 20px;
             }
            
            .section-title h2 {
                font-size: 20px;
            }
             .section-title p {
                font-size: 14px;
            }
            .news-content h3{
                font-size: 16px;
            }
            .more_read{
                font-size: 14px;
                padding-bottom: 10px;
            }
            
            section {
                padding: 20px 0 0;
            }
            
            .stat-number {
                font-size: 36px;
            }
            
            .solutions-grid {
                grid-template-columns: 1fr;
            }
            
            .language-switcher {
                margin-right: 10px;
            }
            
            .news-item {
                grid-template-columns: 1fr;
            }
            
            .news-content {
                padding: 0px 20px;
            }
            
            .footer-container {
                grid-template-columns: 1fr;
            }
              .new_index_remark{
           display: none;
        }
        .news-item{
            gap: 10px;
        }
        .product-info h3{
            font-size: 16px;
        }
        .product-info{
            padding: 10px;
        }
        .index_news-date{
            font-size: 12px;
            color: gray;
            padding-left: 20px;
            padding-bottom: 10px;
        }
        }
        
        @media (max-width: 480px) {
            .hero-slider {
                height: 350px;
            }
            
            .slide-content h2 {
                font-size: 24px;
            }
            
            .slide-content {
                top: 45%;
            }
            
            .stat-number {
                font-size: 32px;
            }
            
            .industry-right {
                grid-template-columns: 1fr;
            }
        }
 
        /* ============================
   视频展示区样式
   ============================ */

/* 视频容器样式 */
.video-container {
    position: relative;
    width: 100%;
    height: calc(100vh - 70px);
    overflow: hidden;
    background-color: #000; /* 视频加载前的背景色 */
}

#mainVideo {
    width: 100%;
    height: 100%;
    object-fit: cover; /* 关键属性：使视频覆盖整个容器 */
    display: block;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3); /* 半透明黑色遮罩，确保文字清晰 */
    z-index: 1;
}

/* 调整文字内容层级 */
.slide-content {
    z-index: 2; /* 确保文字在遮罩层之上 */
}

/* 响应式调整：在移动设备上减小视频区域高度 */
@media (max-width: 768px) {
    .video-container, .hero-slider {
        height: 450px; /* 与原移动端轮播图高度一致 */
    }
}

@media (max-width: 480px) {
    .video-container, .hero-slider {
        height: 350px; /* 与原移动端小屏幕高度一致 */
    }
}

.nav_fuwu{
    padding: 0 50px;
    display: flex;
    justify-content: space-between;
    gap: 20px;
}
.nav_fuwu_item{
    cursor: pointer;

}
.nav_fuwu_item_t{
    background:#f9f9f9 ;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    text-align: center;
    align-items: center;
}
.nav_fuwu_item_t img{
    width: 70px;
    padding-top: 30px;

}
.nav_fuwu_item_b{
    padding-top: 10px;
    text-align: center;
    font-weight: bold;
}
.fenye_total {
    padding-top: 7px;
    margin-right: 10px;
}
.inputErr {
    border: 1px solid red !important;
}
/* ============================
   下拉菜单修复样式
   ============================ */

/* PC端下拉菜单样式 - 通过.active类控制显示 */
.dropdown.active .dropdown-content {
    display: block !important;
}

/* 移动端下拉菜单样式调整 */
@media (max-width: 768px) {
    .dropdown.active .dropdown-content {
        display: block !important;
        position: static !important;
        box-shadow: none !important;
        width: 100% !important;
        border-top: none !important;
        padding: 15px 0 !important;
        background-color: #f9f9f9 !important;
        max-height: 400px;
        overflow-y: auto;
    }
    
    /* 下拉箭头旋转效果 */
    .dropdown.active .dropdown-toggle .fa-chevron-down {
        transform: rotate(180deg);
        transition: transform 0.3s ease;
    }
    
    /* 下拉菜单网格调整为单列 */
    .dropdown.active .dropdown-grid {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
    }
    
    /* 服务支持下拉菜单调整 */
    .dropdown.active .nav_fuwu {
        flex-direction: column;
        align-items: center;
        gap: 20px;
        padding: 20px;
    }
    
    .dropdown.active .nav_fuwu_item {
        width: 100%;
        text-align: center;
    }
    
    .dropdown.active .nav_fuwu_item_t {
        width: 80px;
        height: 80px;
        margin: 0 auto;
    }
    
    .dropdown.active .nav_fuwu_item_t img {
        width: 40px;
        padding-top: 20px;
    }
}

/* PC端悬停效果保持 */
@media (min-width: 769px) {
    .dropdown:hover .dropdown-content {
        display: block !important;
    }
}

/* 确保下拉菜单容器正确显示 */
.dropdown-container {
    width: 100%;
}

/* 下拉菜单列样式调整 */
.dropdown-column {
    padding: 10px 20px;
}

.dropdown-column h4 {
    color: var(--primary-green);
    margin-bottom: 15px;
    font-size: 18px;
    font-weight: 600;
}

.dropdown-column ul {
    list-style: none;
}

.dropdown-column li {
    margin-bottom: 8px;
}

.dropdown-column a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
    padding: 5px 0;
    display: block;
}

.dropdown-column a:hover {
    color: var(--primary-green);
    padding-left: 5px;
}
.adresindex{
    width: 100px;
}