* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Arial, sans-serif;
        }
        ul, ol, li {
    list-style-type: none;
}
a {
    text-decoration: none;
    outline: none;
}
        :root {
            --primary-color: #0056a3;
            --secondary-color: #f2f2f2;
            --accent-color: #ff9800;
            --text-color: #333;
            --light-text: #777;
            --white: #fff;
            --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        
        body {
            color: var(--text-color);
            line-height: 1.6;
        }
        
        .container {
            width: 100%;
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 20px;
        }
           .language-switcher {
            display: flex;
            gap: 10px;margin: 0 10px;
        }
        
        .lang-btn {
                background: none;
    border: 1px solid rgb(136 136 136 / 30%);
    color: black;
    padding: 4px 12px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.3s;
        }
        
        .lang-btn:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }
        
        .lang-btn.active {
            background-color: #E97132;
            border-color: #E97132;
        }
        .ver{margin-top: 20px;}
.ver>a{position: relative; z-index: 6;  width: 104px; height: 26px;  border: 1px solid rgba(51,51,51,0.5); border-radius: 15px; font-size: 14px; color: #333; justify-content: space-evenly;}
.ver .ver-box {padding-top: 20px;  transform: translateY(20%);  transition: .5s;   opacity: 0; visibility: hidden;  }
.ver .ver-list { padding: 10px 0; z-index: -1;background: #fff;position: absolute;width: 100%;  border-radius: 0.3125rem; box-sizing: border-box; box-shadow: 0 2px 11px rgba(0, 0, 0, 0.35);text-transform: uppercase;}
.ver .ver-list>a {font-size: 1rem; color: #333; margin: 0.3125rem 0; display: block;transition: .5s; text-align: center;}
.ver .ver-list>a:hover {color: #601886;}
.ver .ver-list::after {content: ""; display: block; width: 0px; height: 0px; border: 0.75rem solid transparent; border-bottom-color: #fff; position: absolute; top: -1.375rem; left: 50%; margin-left: -0.6875rem;}
.ver:hover .ver-box {opacity: 1; visibility: visible; transform: translateY(0); }
.header-zw{height: 100px;}
.flex-cc{display: flex; align-items: center; justify-content: center;}
.flex-ccc{display: flex; align-items: center; justify-content: center; flex-direction: column;}
        /* 头部和导航 */
        header {
            background-color: var(--white);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        
        .logo {
            display: flex;
            align-items: center;
        }
        
        .logo img {
            height: 66px;
        }
        
        .language-switcher {
            display: flex;
            gap: 10px;
        }
        
        .lang-btn {
            background: none;
            border: none;
            cursor: pointer;
            font-size: 14px;
            color: var(--light-text);
            padding: 5px 10px;
            border-radius: 3px;
            transition: all 0.3s;
        }
        
        .lang-btn.active {
            background-color: #216990;
            color: var(--white);
        }
        
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            cursor: pointer;
            color: #216990;
        }
        
        nav {
            background-color: #216990;
        }
        
        .nav-menu {
            display: flex;
            list-style: none;
        }
        
        .nav-item {
            position: relative;
        }
        .dropdown-menu li::marker {
  content: " ";  /* 自定义标记符号 */
  color: red;
}
.nav-t{    border-bottom: 1px solid #3370b3;
    font-size: 20px;
    font-weight: 700;}
        .nav-link {
            display: block;
            color: var(--white);
            text-decoration: none;
            padding: 15px 20px;
            transition: background-color 0.3s;
        }
        
        .nav-link:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }
        
        .dropdown-menu {
            position: absolute;
            top: 100%;
            left: 0;
            background-color: var(--white);
            box-shadow: var(--shadow);
           width: max-content;
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
            transition: all 0.3s;
            z-index: 100;
        }
        
        .nav-item:hover .dropdown-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        
        .dropdown-link {
            display: block;
            padding: 12px 20px;
            color: var(--text-color);
            text-decoration: none;
            border-bottom: 1px solid #eee;
            transition: background-color 0.3s;
        }
        
        .dropdown-link:hover {
            background-color: var(--secondary-color);
        }
        
          /* Banner 轮播 */
        .banner {
            position: relative;
            height: 500px;
            overflow: hidden;
        }
        
        .banner-slides {
            display: flex;
            transition: transform 0.5s ease;
            height: 100%;
        }
        
        .banner-slide {
            min-width: 100%;
            height: 100%;
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            position: relative;
        }
        
        .slide-content {
            max-width: 600px;
            padding: 40px;
            color: var(--white);
            /*background-color: rgb(0 0 0 / 11%);*/
            margin-left: 10%;
            border-radius: 5px;
        }
        
        .slide-content h2 {
            font-size: 36px;
            margin-bottom: 15px;
        }
        
        .slide-content p {
            margin-bottom: 20px;
        }
        
        .btn {
            display: inline-block;
            background-color: var(--accent-color);
            color: var(--white);
            padding: 10px 25px;
            border-radius: 4px;
            text-decoration: none;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        
        .btn:hover {
            background-color: #e05a00;
        }
        
        .banner-controls {
            position: absolute;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 10px;
        }
        
        .banner-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: background-color 0.3s;
        }
        
        .banner-dot.active {
            background-color: var(--white);
        }
        
        /* 产品介绍 */
        .section {
            padding: 80px 0;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 50px;
            font-size: 32px;
            color: #216990;
        }
        
        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
            gap: 30px;
        }
        
        .product-card {
            background-color: var(--white);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: transform 0.3s;
        }
        
        .product-card:hover {
            transform: translateY(-5px);
        }
        
        .product-img {
            height: 270px;
            background-color: var(--secondary-color);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--light-text);
        }
        .product-img img,.case-img img{width: 100%;object-fit: cover;
    height: inherit;}
        .product-content {
            padding: 20px;
        }
        
        .product-title {
            font-size: 20px;
            margin-bottom: 10px;
            color: #216990;
        }
        
        .product-text {
            color: var(--light-text);
            margin-bottom: 15px;
            height: 4em;
        }
        
        .product-link {
            color: #216990;
            text-decoration: none;
            font-weight: bold;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
       
        /* 案例介绍 */
        .cases {
            background-color: var(--secondary-color);
        }
        
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(415px, 0fr));
            gap: 30px;
        }
        
        .case-card {
            background-color: var(--white);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        
        .case-img {
            height: 200px;
            background-color: #ddd;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--light-text);
        }
        
        .case-content {
            padding: 20px;
        }
        
        .case-title {
            font-size: 20px;
            margin-bottom: 10px;
            color: #216990;
        }
        
        .case-text {
            color: var(--light-text);
            margin-bottom: 15px;height:5rem
        }
        /* 合作伙伴 */
        .partners-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(182px, 1fr));
            gap: 30px;
            align-items: center;
        }
        
        .partner-logo {
            height: 80px;
            /*background-color: var(--secondary-color);*/
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            padding: 15px;
            transition: transform 0.3s;
        }
        .partner-logo img{width:100%}
        .partner-logo:hover {
            transform: scale(1.05);
        }
        
       
         /* 新闻部分 */
           .news {
            background-color: var(--secondary-color);
        }
        
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .news-card {
            background-color: var(--white);
            border-radius: 5px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: transform 0.3s;
        }
        
        .news-card:hover {
            transform: translateY(-5px);
        }
        
        .news-img {
            height: 200px;
            background-size: cover;
            background-position: center;
        }
        
        .news-content {
            padding: 20px;
        }
        
        .news-date {
            color: var(--light-text);
            font-size: 14px;
            margin-bottom: 10px;
        }
        
        .news-content h3 {
            margin-bottom: 10px;
            font-size: 18px;
        }
       
 /* 页脚 */
        footer {
            background-color: #222;
            color: var(--white);
            padding: 60px 0 20px;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-column h3 {
            font-size: 18px;
            margin-bottom: 20px;
            color: #fac101;
        }
        .footer-cp li{width: 50%;    float: left;}
        .footer-links {
            list-style: none;
        }
        
        .footer-link {
            margin-bottom: 10px;
        }
        
        .footer-link a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer-link a:hover {
            color: var(--white);
        }
        
        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #444;
            color: #999;
            font-size: 14px;
        }
        /* 响应式设计 */
        @media (max-width: 992px) {
            .product-text,.case-text{height:auto}
            .header-top{padding: 10px 0;}
            .search-box {float: right;}
            .search-input{width:0px;display:none}
            .search-box:hover .search-input {display:block;width: 5rem;}
            .search-box:hover{width:8rem}
            .lang-btn.active{display:none}
            .logo img{height:50px}
            .container{    padding: 0 10px;}
            .product-content {    padding: 10px;}
            .product-link{font-size:14px}
            .case-img{display:none}
            .product-text{font-size:14px;height: 5rem;}
             .products-grid {display: grid;grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));gap: 10px;        }
             .product-img{height: 112px;}.product-title{font-size:16px;}
            /*.nav-menu li:nth-child(4){display:none}.nav-menu li:nth-child(5){display:none}*/
            .banner {height: 400px;}
            
            .banner-content {
                left: 30px;
                bottom: 60px;
            }
            
            .banner-title {
                font-size: 30px;
            }
            .partners-grid{grid-template-columns: repeat(auto-fit, minmax(92px, 1fr));    gap: 0;}
            .partner-logo{height:auto}
            .footer-content{grid-template-columns: repeat(auto-fit, minmax(145px, 1fr));}
            .footer-cp li{width:auto;float:none}
           
            
        }
        
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            
            .nav-menu {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: #216990;
                box-shadow: var(--shadow);
                max-height: 80vh;
    overflow-y: auto;
            }
            
            .nav-menu.active {
                display: flex;height: 100vh;
    overflow: auto;
            }
            
            .dropdown-menu {
                position: static;
                opacity: 1;
                visibility: visible;
                transform: none;
                box-shadow: none;
                background-color: rgba(0, 0, 0, 0.1);
                display: none;
            }
            
            .nav-item:hover .dropdown-menu {
                display: block;
            }
            
            .banner {
                height: 350px;
            }
            
            .banner-content {
                left: 20px;
                bottom: 50px;
                max-width: 80%;
            }
            
            .banner-title {
                font-size: 24px;
            }
            
            .banner-text {
                font-size: 16px;
            }
            
            .section {
                padding: 60px 0;
            }
            
            .section-title {
                font-size: 28px;
            }
        }
        
        @media (max-width: 576px) {
            .banner {
                height: 300px;
            }
            
            .banner-content {
                left: 15px;
                bottom: 40px;
            }
            
            .banner-title {
                font-size: 20px;
            }
            
            .banner-text {
                font-size: 14px;
            }
            
            .banner-btn {
                padding: 10px 20px;
                font-size: 14px;
            }
            
            .section {
                padding: 40px 0;
            }
            
            .section-title {
                font-size: 24px;
                margin-bottom: 30px;
            }
        }
        .ejul li{}
        .new-float{
    position: fixed;right: -3px;
    top: 60%;
    z-index: 5000000;width: 77px;height: 374px;
    margin-top: -187px;
    
}
.new-float li{
    position: relative;width: 77px;
    height: 57px;margin-bottom: 1px;
    line-height: 20px;color: #fff;
    text-align: center;
    
}
.new-float li.hover{
    /*overflow: hidden;*/
    
}
.new-float li a{
    display: inline-block;color: #fff;
    
}
.new-float li a.tit{
    width: 77px;height: 56px;padding: 30px 10px 0 0;
    color: #fff;font-size: 12px;   
    box-sizing: border-box;
    position: relative;
    z-index:99999;
    
}
.new-float li p{
    position: relative;z-index: 2;
    height: 27px;padding-top: 30px;cursor: pointer;
    
}
.new-float li.fi{
    position: relative;
}
.new-float li.fi img{
    display: none;
    position: absolute;
    top:0;
    left: -168px;
    max-width: 160px;
    /*opacity: 0;*/
}
.new-float li.fi:hover img{
    display: block;
}
.new-float li.fi a{ 
    background:url(../images/on_line.png) no-repeat 0px 0px;
    
}
.new-float li.fxx a{
    background:url(../images/on_line.png) no-repeat 0px -172px;    
}
.new-float li.tp a{
    background:url(../images/on_line.png) no-repeat 0px -227px;
}
.new-float li.zx a{
    background:url(../images/on_line.png) no-repeat 0px -0px;
}
.new-float li.th a{
    background:url(../images/on_line.png) no-repeat 0px -57px;
    
}
.new-float li.fo a.tit{
    background:url(../images/on_line.png) no-repeat 0px -114px;
    
}
.new-float li.fif p{
    background: url(../img/bg_float05.png) no-repeat;
    
}
.new-float li .tel{
    position: absolute;left: 74px;top: 0;z-index: 1;width: 184px;
    height: 56px;font: 18px/57px Arial;color: #fff; 
    background:#5b5b5b;cursor: pointer;
    transition: all 0.5s ease-out;
    z-index:99998;
    
}
.new-float a.mof{
    display: inline-block;width: 78px;height: 71px;padding: 12px 11px 0 12px;
    margin-top: 10px;*margin-top: 7px;background:url(../images/on_line.png) no-repeat 0px -239px;
    font-size: 15px;line-height: 22px;color: #fff;
    
}
.new-float li:hover .tel{
    left:-184px;
}
@media(max-width:1024px){
    .new-float{
        display:none!important;
    }
}
  /* 搜索框样式 */
        .search-container {
            flex: 1;
            max-width: 400px;
            margin: 0 12px;
            position: relative;
        }
        
        .search-box {
            display: flex;
            border: 1px solid #e0e0e0;
            border-radius: 4px;
            overflow: hidden;
            transition: all 0.3s;
        }
        
        .search-box:focus-within {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 2px rgba(0, 86, 166, 0.1);
        }
        
        .search-input {
            flex: 1;
            border: none;
            padding: 10px 15px;
            font-size: 14px;
            outline: none;
        }
        
        .search-btn {
            background-color: #216990;
            border: none;
            color: var(--white);
            padding: 10px 15px;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        
        .search-btn:hover {
            background-color: #004080;
        }
        
        /* 移动端搜索按钮 */
        .mobile-search-btn {
            display: none;
            background: none;
            border: none;
            font-size: 18px;
            color: var(--primary-color);
            cursor: pointer;
            margin-right: 15px;
        }
        
        .mobile-search-container {
            display: none;
            padding: 15px 0;
            border-top: 1px solid var(--border-color);
        }
        
        .mobile-search-container.active {
            display: block;
        }
        
        
/*联系我们*/
 .contact-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        /* 头部样式 - 与现有网站匹配 */
        .contact-header {
            background-color: #2c3e50;
            color: white;
            padding: 15px 0;
        }
        
        .contact-header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .contact-logo a {
            color: white;
            font-size: 24px;
            font-weight: bold;
            text-decoration: none;
        }
        
        .contact-nav ul {
            display: flex;
            list-style: none;
        }
        
        .contact-nav li {
            margin-left: 25px;
        }
        
        .contact-nav a {
            color: white;
            text-decoration: none;
            font-size: 16px;
            transition: color 0.3s;
        }
        
        .contact-nav a:hover {
            color: #216990;
        }
        
        /* 联系我们页面主要内容 */
        .contact-hero {
            background-color: #f8f9fa;
            padding: 60px 0 30px;
            text-align: center;
        }
        
        .contact-hero h1 {
            font-size: 36px;
            color: #2c3e50;
            margin-bottom: 15px;
        }
        
        .contact-hero p {
            font-size: 18px;
            color: #7f8c8d;
            max-width: 700px;
            margin: 0 auto;
        }
        
        /* 联系信息部分 */
        .contact-info-section {
            padding: 60px 0;
        }
        
        .contact-section-title {
            text-align: center;
            font-size: 30px;
            color: #2c3e50;
            margin-bottom: 40px;
            position: relative;
        }
        
        .contact-section-title:after {
            content: "";
            display: block;
            width: 80px;
            height: 3px;
            background-color: #216990;
            margin: 10px auto;
        }
        
        .contact-methods {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            margin-bottom: 60px;
        }
        
        .contact-method-item {
            flex-basis: 23%;
            background-color: #f8f9fa;
            padding: 30px 20px;
            text-align: center;
            border-radius: 5px;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        
        .contact-method-item:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        
        .contact-icon {
            font-size: 36px;
            color: #216990;
            margin-bottom: 20px;
        }
        
        .contact-method-title {
            font-size: 20px;
            color: #2c3e50;
            margin-bottom: 15px;
        }
        
        .contact-detail {
            color: #7f8c8d;
            font-size: 16px;
        }
        
        .contact-detail a {
            color: #216990;
            text-decoration: none;
        }
        
        .contact-detail a:hover {
            text-decoration: underline;
        }
        
        /* 联系表单部分 */
        .contact-form-section {
            background-color: #f8f9fa;
            padding: 60px 0;
        }
        
        .contact-form-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: flex-start;
        }
        
        .contact-form-info {
            flex-basis: 48%;
            padding-right: 30px;
        }
        
        .contact-form-info h3 {
            font-size: 24px;
            color: #2c3e50;
            margin-bottom: 20px;
        }
        
        .contact-form-info p {
            color: #7f8c8d;
            margin-bottom: 20px;
        }
        
        .business-hours {
            margin-top: 30px;
        }
        
        .business-hours h4 {
            font-size: 18px;
            color: #2c3e50;
            margin-bottom: 10px;
        }
        
        .business-hours p {
            color: #7f8c8d;
        }
        
        .contact-form-wrapper {
            flex-basis: 48%;
            background-color: white;
            padding: 30px;
            border-radius: 5px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        
        .contact-form-group {
            margin-bottom: 20px;
        }
        
        .contact-form-label {
            display: block;
            margin-bottom: 8px;
            color: #2c3e50;
            font-weight: bold;
        }
        
        .contact-form-input, 
        .contact-form-textarea {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 16px;
        }
        
        .contact-form-textarea {
            height: 150px;
            resize: vertical;
        }
        
        .contact-form-input:focus, 
        .contact-form-textarea:focus {
            border-color: #216990;
            outline: none;
        }
        
        .contact-form-submit {
            background-color: #216990;
            color: white;
            border: none;
            padding: 14px 30px;
            font-size: 16px;
            border-radius: 4px;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        
        .contact-form-submit:hover {
            background-color: #2980b9;
        }
        
        /* 地图部分 */
        .contact-map-section {
            padding: 60px 0;
        }
        
        .contact-map-container {
            border-radius: 5px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        
        .contact-map-placeholder {
            height: 400px;
            background-color: #e9ecef;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
        }
        
        .contact-map-icon {
            font-size: 60px;
            color: #7f8c8d;
            margin-bottom: 20px;
        }
        
        .contact-map-text {
            color: #7f8c8d;
            font-size: 18px;
        }
        
        /* 页脚样式 - 与现有网站匹配 */
        .contact-footer {
            background-color: #2c3e50;
            color: white;
            padding: 40px 0 20px;
        }
        
        .contact-footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
        }
        
        .contact-footer-section {
            flex-basis: 23%;
            margin-bottom: 30px;
        }
        
        .contact-footer-title {
            font-size: 18px;
            margin-bottom: 20px;
            color: #ecf0f1;
        }
        
        .contact-footer-links {
            list-style: none;
        }
        
        .contact-footer-links li {
            margin-bottom: 10px;
        }
        
        .contact-footer-links a {
            color: #bdc3c7;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .contact-footer-links a:hover {
            color: #216990;
        }
        
        .contact-footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #34495e;
            color: #bdc3c7;
            font-size: 14px;
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .contact-method-item {
                flex-basis: 48%;
                margin-bottom: 25px;
            }
            
            .contact-form-container {
                flex-direction: column;
            }
            
            .contact-form-info, 
            .contact-form-wrapper {
                flex-basis: 100%;
                width: 100%;
            }
            
            .contact-form-info {
                padding-right: 0;
                margin-bottom: 40px;
            }
            
            .contact-footer-section {
                flex-basis: 48%;
            }
        }
        
        @media (max-width: 768px) {
            .contact-header-content {
                flex-direction: column;
                text-align: center;
            }
            
            .contact-nav ul {
                margin-top: 15px;
                justify-content: center;
            }
            
            .contact-nav li {
                margin: 0 12px;
            }
            
            .contact-method-item {
                flex-basis: 100%;
            }
            
            .contact-footer-section {
                flex-basis: 100%;
            }
        }
        
        
        /*关于我们*/
        
         /* 头部样式 - 与现有网站匹配 */
        .about-header {
            background-color: #216990;
            color: white;
            padding: 15px 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        
        .about-header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .about-logo a {
            color: white;
            font-size: 24px;
            font-weight: bold;
            text-decoration: none;
            display: flex;
            align-items: center;
        }
        
        .about-logo-icon {
            color: #216990;
            margin-right: 10px;
            font-size: 28px;
        }
        
        .about-nav ul {
            display: flex;
            list-style: none;
        }
        
        .about-nav li {
            margin-left: 25px;
        }
        
        .about-nav a {
            color: white;
            text-decoration: none;
            font-size: 16px;
            transition: color 0.3s;
            padding: 5px 0;
            position: relative;
        }
        
        .about-nav a:hover {
            color: #216990;
        }
        
        .about-nav a.active {
            color: #216990;
        }
        
        .about-nav a.active:after {
            content: "";
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: #216990;
        }
        .m-person{background: linear-gradient(rgb(33 105 144 / 44%), rgb(33 105 144 / 51%)),url('/static/picture/m-person.jpg');}
        .Responsibility {background: linear-gradient(rgb(33 105 144 / 44%), rgb(33 105 144 / 51%)), url('/static/picture/Responsibility.jpg');}
        .cotent-us{background: linear-gradient(rgb(33 105 144 / 44%), rgb(33 105 144 / 51%)), url('/static/picture/cotent-us.jpg');}
        .about-us {background: linear-gradient(rgb(33 105 144 / 44%), rgb(33 105 144 / 51%)), url('/static/picture/about-us.jpg');}
        .case {background: linear-gradient(rgb(33 105 144 / 44%), rgb(33 105 144 / 51%)), url('/static/picture/anli.jpg');}
        .poruduct-center{background: linear-gradient(rgb(33 105 144 / 44%), rgb(33 105 144 / 51%)), url('/static/picture/poruduct-center.jpg');}
        /* 关于我们页面主要内容 */
        .about-hero {
            background-size: cover;
            background-position: center;
            padding: 150px 0 150px;
            color: white;
            text-align: center;
        }
        
        .about-hero h1 {
            font-size: 42px;
            margin-bottom: 20px;
            font-weight: 600;
            text-shadow: 0 2px 5px rgba(0,0,0,0.3);
        }
        
        .about-hero-subtitle {
            font-size: 18px;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        
        /* 公司介绍部分 */
        .about-intro {
            padding: 80px 0;
            background-color: white;
        }
        
        .about-section-title {
            text-align: center;
            font-size: 32px;
            color: #216990;
            margin-bottom: 50px;
            position: relative;
        }
        
        .about-section-title:after {
            content: "";
            display: block;
            width: 100px;
            height: 4px;
            background-color: #216990;
            margin: 15px auto 0;
        }
        
        .about-company-intro {
            font-size: 18px;
            line-height: 1.8;
            color: #555;
            /*max-width: 900px;*/
            margin: 0 auto 40px;
        }
        
        .about-company-intro p {
            margin-bottom: 25px;
            text-align: justify;
            text-indent: 2rem;
        }
        
        .about-divider {
            text-align: center;
            margin-top: 60px;
            position: relative;
        }
        
        .about-divider-line {
            height: 1px;
            background-color: #e0e0e0;
            width: 100%;
            position: absolute;
            top: 50%;
            left: 0;
            z-index: 1;
        }
        
        .about-divider-text {
            background-color: white;
            padding: 0 30px;
            color: #216990;
            font-size: 22px;
            font-weight: 600;
            display: inline-block;
            position: relative;
            z-index: 2;
        }
        
        /* 核心优势部分 */
        .about-advantages {
            padding: 80px 0;
            background-color: #f5f7fa;
        }
        
        .about-advantages-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(329px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }
        .about-advantages-grid2{    width: 66%;
    margin: 50px auto 0;}
        .about-advantage-card {
            background-color: white;
            border-radius: 8px;
            padding: 40px 30px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            transition: transform 0.3s, box-shadow 0.3s;
            text-align: center;
            border-top: 4px solid #216990;
        }
        
        .about-advantage-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        }
        
        .about-advantage-icon {
            font-size: 48px;
            color: #216990;
            margin-bottom: 25px;
        }
        
        .about-advantage-title {
            font-size: 22px;
            color: #216990;
            margin-bottom: 15px;
            font-weight: 600;
        }
        
        .about-advantage-desc {
            color: #666;
            font-size: 16px;
            line-height: 1.6;
                text-align: initial;
        }
        
        /* 使命部分 */
        .about-mission {
            padding: 80px 0;
            background-color: white;
        }
        
        .about-mission-content {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }
        
        .about-mission-text {
            font-size: 22px;
            color: #216990;
            font-weight: 600;
            line-height: 1.8;
            margin-bottom: 30px;
            padding: 29px;
            background-color: #f5f7fa;
            border-radius: 8px;
            border-left: 4px solid #216990;
        }
        
        .about-final-message {
            font-size: 18px;
            color: #666;
            line-height: 1.8;
            max-width: 800px;
            margin: 40px auto 0;
            text-align: center;
        }
        
        /* 页脚样式 - 与现有网站匹配 */
        .about-footer {
            background-color: #216990;
            color: white;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        
        .about-footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
        }
        
        .about-footer-section {
            flex-basis: 23%;
            margin-bottom: 30px;
        }
        
        .about-footer-title {
            font-size: 20px;
            margin-bottom: 25px;
            color: #ffffff;
            position: relative;
            padding-bottom: 10px;
        }
        
        .about-footer-title:after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: #216990;
        }
        
        .about-footer-links {
            list-style: none;
        }
        
        .about-footer-links li {
            margin-bottom: 12px;
        }
        
        .about-footer-links a {
            color: #b0bec5;
            text-decoration: none;
            transition: color 0.3s;
            font-size: 15px;
        }
        
        .about-footer-links a:hover {
            color: #216990;
            padding-left: 5px;
        }
        
        .about-footer-contact li {
            color: #b0bec5;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        
        .about-footer-contact i {
            margin-right: 10px;
            color: #216990;
            width: 20px;
        }
        
        .about-footer-bottom {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #2c3e5a;
            color: #b0bec5;
            font-size: 14px;
            margin-top: 20px;
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .about-advantages-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .about-advantages-grid2{width:100%}
            .about-footer-section {
                flex-basis: 48%;
            }
        }
        
        @media (max-width: 768px) {
            .about-header-content {
                flex-direction: column;
                text-align: center;
            }
            
            .about-nav ul {
                margin-top: 15px;
                justify-content: center;
                flex-wrap: wrap;
            }
            
            .about-nav li {
                margin: 5px 15px;
            }
            
            .about-hero h1 {
                font-size: 32px;
            }
            
            .about-hero-subtitle {
                font-size: 18px;
            }
            
            .about-advantages-grid {
                grid-template-columns: 1fr;
            }
            
            .about-section-title {
                font-size: 28px;
            }
            
            .about-company-intro {
                font-size: 16px;
            }
            
            .about-footer-section {
                flex-basis: 100%;
            }
        }
        
        @media (max-width: 480px) {
            .about-hero {
                padding: 60px 0 50px;
            }
            
            .about-hero h1 {
                font-size: 28px;
            }
            
            .about-section-title {
                font-size: 24px;
            }
            
            .about-advantage-card {
                padding: 30px 20px;
            }
        }
        
        /* 动画效果 */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .about-fade-in {
            animation: fadeInUp 0.8s ease-out forwards;
        }
        
        /*企业责任*/
          /* 头部样式 - 与现有网站匹配 */
    .responsibility-header {
        background-color: #1e3a5c;
        color: white;
        padding: 15px 0;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    }

    .responsibility-header-content {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .responsibility-logo a {
        color: white;
        font-size: 24px;
        font-weight: bold;
        text-decoration: none;
        display: flex;
        align-items: center;
    }

    .responsibility-logo-icon {
        color: #216990;
        margin-right: 10px;
        font-size: 28px;
    }

    .responsibility-nav ul {
        display: flex;
        list-style: none;
    }

    .responsibility-nav li {
        margin-left: 25px;
    }

    .responsibility-nav a {
        color: white;
        text-decoration: none;
        font-size: 16px;
        transition: color 0.3s;
        padding: 5px 0;
        position: relative;
    }

    .responsibility-nav a:hover {
        color: #216990;
    }

    .responsibility-nav a.active {
        color: #216990;
    }

    .responsibility-nav a.active:after {
        content: "";
        position: absolute;
        bottom: -5px;
        left: 0;
        width: 100%;
        height: 2px;
        background-color: #216990;
    }

    /* 页首横幅 */
    .responsibility-hero {
        background-size: cover;
        background-position: center;
        padding: 100px 0 80px;
        color: white;
        text-align: center;
        margin-bottom: 60px;
    }

    .responsibility-hero h1 {
        font-size: 42px;
        margin-bottom: 20px;
        font-weight: 600;
        text-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
    }

    .responsibility-hero-subtitle {
        font-size: 20px;
        max-width: 800px;
        margin: 0 auto 30px;
        opacity: 0.9;
        line-height: 1.8;
    }

    /* 核心理念部分 */
    .responsibility-mission {
        padding: 60px 0;
        background-color: white;
        margin-bottom: 60px;
        border-radius: 8px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    }

    .responsibility-section-title {
        text-align: center;
        font-size: 32px;
        color: #1e3a5c;
        margin-bottom: 50px;
        position: relative;
    }

    .responsibility-section-title:after {
        content: "";
        display: block;
        width: 100px;
        height: 4px;
        background-color: #216990;
        margin: 15px auto 0;
    }

    .responsibility-mission-statement {
        font-size: 18px;
        line-height: 1.8;
        color: #555;
        max-width: 900px;
        margin: 0 auto 40px;
        text-align: center;
    }

    .responsibility-values {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 30px;
        margin-top: 50px;
    }

    .responsibility-value-card {
        background-color: #f5f7fa;
        border-radius: 8px;
        padding: 30px;
        text-align: center;
        transition: transform 0.3s, box-shadow 0.3s;
        border-top: 4px solid #1e3a5c;
    }

    .responsibility-value-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    }

    .responsibility-value-icon {
        font-size: 36px;
        color: #1e3a5c;
        margin-bottom: 20px;
    }

    .responsibility-value-title {
        font-size: 20px;
        color: #1e3a5c;
        margin-bottom: 15px;
        font-weight: 600;
    }

    .responsibility-value-desc {
        color: #666;
        font-size: 16px;
        line-height: 1.6;
    }

    /* 公益活动部分 */
    .responsibility-activities {
        padding: 60px 0;
        background-color: #f5f7fa;
        margin-bottom: 60px;
    }

    .responsibility-activities-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        gap: 40px;
        margin-top: 50px;
    }

    .responsibility-activity-card {
        background-color: white;
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        transition: transform 0.3s, box-shadow 0.3s;
    }

    .responsibility-activity-card:hover {
        transform: translateY(-10px);
        box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    }

    .responsibility-activity-img {
        height: 200px;
        background-size: cover;
        background-position: center;
    }

    .responsibility-activity-content {
        padding: 30px;
    }

    .responsibility-activity-title {
        font-size: 22px;
        color: #1e3a5c;
        margin-bottom: 15px;
        font-weight: 600;
    }

    .responsibility-activity-date {
        color: #216990;
        font-size: 14px;
        margin-bottom: 15px;
        display: block;
    }

    .responsibility-activity-desc {
        color: #666;
        font-size: 16px;
        line-height: 1.6;
        margin-bottom: 20px;
    }

    .responsibility-activity-highlight {
        background-color: #e8f5e9;
        padding: 15px;
        border-radius: 5px;
        border-left: 4px solid #216990;
        font-weight: 600;
        color: #1e3a5c;
    }

    /* 人道救助时间线 */
     .timeline-layout-container {
            /*max-width: 1200px;*/
            margin: 0 auto;
            display: flex;
            gap: 40px;
            /*align-items: flex-start;*/
                margin-bottom: 60px;
        }

        /* 左侧时间线样式 */
        .timeline-left-section {
            flex: 1;
            background-color: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }

        .timeline-section-title {
            font-size: 28px;
            color: #1e3a5c;
            margin-bottom: 30px;
            position: relative;
            padding-bottom: 15px;
        }

        .timeline-section-title:after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background-color: #216990;
        }

        .responsibility-timeline-container {
            position: relative;
            padding-left: 30px;
        }

        .responsibility-timeline-container:before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background-color: #e0e0e0;
        }

        .responsibility-timeline-item {
            position: relative;
            margin-bottom: 60px;
            padding-left: 30px;
        }

        .responsibility-timeline-item:last-child {
            margin-bottom: 0;
        }

        .responsibility-timeline-marker {
            position: absolute;
            left: -10px;
            top: 5px;
            width: 20px;
            height: 20px;
            background-color: #216990;
            border-radius: 50%;
            border: 4px solid white;
            box-shadow: 0 0 0 3px #e0e0e0;
            z-index: 1;
        }

        .responsibility-timeline-content {
            background-color: #f5f7fa;
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .responsibility-timeline-content:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
        }

        .responsibility-timeline-year {
            font-size: 20px;
            font-weight: bold;
            color: #1e3a5c;
            margin-bottom: 10px;
            padding-bottom: 8px;
            border-bottom: 1px solid #e0e0e0;
        }

        .responsibility-timeline-desc {
            color: #555;
            line-height: 1.6;
        }

        /* 右侧图片样式 */
        .image-right-section {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }

        .timeline-image {
            width: 100%;
                text-align: center;
    max-height: 800px;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            margin-bottom: 20px;
        }

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

        .timeline-image img:hover {
            transform: scale(1.03);
        }

        .image-caption {
            text-align: center;
            color: #666;
            font-size: 16px;
            max-width: 90%;
            line-height: 1.5;
            padding: 15px;
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
        }

        .image-caption strong {
            color: #1e3a5c;
            font-weight: 600;
        }

        /* 响应式设计 */
        @media (max-width: 992px) {
            .timeline-layout-container {
                flex-direction: column;
            }
            
            .timeline-left-section,
            .image-right-section {
                width: 100%;
            }
            
            .timeline-image {
                height: 400px;
            }
        }

        @media (max-width: 768px) {
           
            
            .timeline-left-section {
                padding: 20px;
            }
            
            .timeline-section-title {
                font-size: 24px;
            }
            
            .timeline-image {
                height: 300px;
            }
        }

        /* 动画效果 */
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .responsibility-timeline-item {
            animation: fadeIn 0.6s ease-out forwards;
            opacity: 0;
        }

        .responsibility-timeline-item:nth-child(1) {
            animation-delay: 0.1s;
        }
        
        .responsibility-timeline-item:nth-child(2) {
            animation-delay: 0.2s;
        }
        
        .responsibility-timeline-item:nth-child(3) {
            animation-delay: 0.3s;
        }
        
        .responsibility-timeline-item:nth-child(4) {
            animation-delay: 0.4s;
        }
    /* 联系信息部分 */
    .responsibility-contact {
        padding: 60px 0;
        background-color: #f5f7fa;
        text-align: center;
        margin-bottom: 60px;
    }

    .responsibility-contact-info {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 40px;
        margin-top: 40px;
    }

    .responsibility-contact-item {
        background-color: white;
        padding: 30px;
        border-radius: 8px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        min-width: 250px;
        transition: transform 0.3s;
    }

    .responsibility-contact-item:hover {
        transform: translateY(-5px);
    }

    .responsibility-contact-icon {
        font-size: 36px;
        color: #1e3a5c;
        margin-bottom: 20px;
    }

    .responsibility-contact-title {
        font-size: 18px;
        color: #666;
        margin-bottom: 10px;
    }

    .responsibility-contact-detail {
        font-size: 20px;
        color: #1e3a5c;
        font-weight: 600;
    }

    .responsibility-contact-detail a {
        color: #1e3a5c;
        text-decoration: none;
        transition: color 0.3s;
    }

    .responsibility-contact-detail a:hover {
        color: #216990;
        text-decoration: underline;
    }

    /* 页脚样式 */
    .responsibility-footer {
        background-color: #216990;
        color: white;
        padding: 60px 0 30px;
    }

    .responsibility-footer-content {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }

    .responsibility-footer-section {
        flex-basis: 23%;
        margin-bottom: 30px;
    }

    .responsibility-footer-title {
        font-size: 20px;
        margin-bottom: 25px;
        color: #ffffff;
        position: relative;
        padding-bottom: 10px;
    }

    .responsibility-footer-title:after {
        content: "";
        position: absolute;
        bottom: 0;
        left: 0;
        width: 40px;
        height: 2px;
        background-color: #ffffff;
    }

    .responsibility-footer-links {
        list-style: none;
    }

    .responsibility-footer-links li {
        margin-bottom: 12px;
    }

    .responsibility-footer-links a {
        color: #b0bec5;
        text-decoration: none;
        transition: color 0.3s;
        font-size: 15px;
    }

    .responsibility-footer-links a:hover {
        color: #e60012;
        padding-left: 5px;
    }

    .responsibility-footer-contact li {
        color: #b0bec5;
        margin-bottom: 15px;
        display: flex;
        align-items: flex-start;
    }

    .responsibility-footer-contact i {
        margin-right: 10px;
        color: #b0bec5;
        width: 20px;
        flex-shrink: 0;
    }

    .responsibility-footer-bottom {
        text-align: center;
        padding-top: 30px;
        border-top: 1px solid #b7b7b7;
        color: #b0bec5;
        font-size: 14px;
        margin-top: 20px;
    }

    /* 响应式设计 */
    @media (max-width: 992px) {
        .responsibility-values {
            grid-template-columns: repeat(2, 1fr);
        }

        .responsibility-activities-grid {
            grid-template-columns: 1fr;
        }

        .responsibility-timeline-container:before {
            left: 30px;
        }

        .responsibility-timeline-item {
            flex-direction: row !important;
        }

        .responsibility-timeline-marker {
            left: 30px;
        }

        .responsibility-timeline-content {
            margin-left: 60px;
            width: calc(100% - 60px);
        }

        .responsibility-footer-section {
            flex-basis: 48%;
        }
    }

    @media (max-width: 768px) {
        .responsibility-header-content {
            flex-direction: column;
            text-align: center;
        }

        .responsibility-nav ul {
            margin-top: 15px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .responsibility-nav li {
            margin: 5px 15px;
        }

        .responsibility-hero h1 {
            font-size: 32px;
        }

        .responsibility-hero-subtitle {
            font-size: 18px;
        }

        .responsibility-values {
            grid-template-columns: 1fr;
        }

        .responsibility-section-title {
            font-size: 28px;
        }

        .responsibility-footer-section {
            flex-basis: 100%;
        }
    }

    @media (max-width: 480px) {
        .responsibility-hero {
            padding: 60px 0 50px;
        }

        .responsibility-hero h1 {
            font-size: 28px;
        }

        .responsibility-section-title {
            font-size: 24px;
        }
    }

    /* 动画效果 */
    @keyframes responsibilityFadeInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .responsibility-fade-in {
        animation: responsibilityFadeInUp 0.8s ease-out forwards;
    }
    
    /*产品中心*/
   

        
        /* 产品介绍部分 */
        .product-intro {
            padding: 80px 0 60px;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
        }

        .product-section-title {
            text-align: center;
            font-size: 32px;
            color: #1e3a5c;
            margin-bottom: 30px;
            position: relative;
        }

        .product-section-title:after {
            content: "";
            display: block;
            width: 100px;
            height: 4px;
            background-color: #216990;
            margin: 15px auto 0;
        }

        .product-company-intro {
            font-size: 18px;
            line-height: 1.8;
            color: #555;
            max-width: 900px;
            margin: 0 auto 40px;
            text-align: center;
        }

        .product-company-intro p {
            margin-bottom: 20px;
        }

        /* 简化版产品分类菜单 */
        .product-category-menu {
            background-color: white;
            padding: 25px 0;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            margin-bottom: 40px;
        }

        .product-category-nav {
            overflow-x: auto;
            padding-bottom: 5px;background: none;
        }

        .product-category-nav::-webkit-scrollbar {
            height: 4px;
        }

        .product-category-nav::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 10px;
        }

        .product-category-nav::-webkit-scrollbar-thumb {
            background: #c1c1c1;
            border-radius: 10px;
        }

        .product-category-nav ul {
            display: flex;
            list-style: none;
            justify-content: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        .product-category-nav li {
            margin: 0;
        }

        .product-category-nav a {
            display: inline-block;
            text-decoration: none;
            color: #555;
            padding: 10px;
            border-radius: 6px;
            transition: all 0.3s ease;
            background-color: #f8fafc;
            border: 1px solid #eef2f7;
            font-size: 14px;
            font-weight: 500;
            white-space: nowrap;
        }

        .product-category-nav a:hover {
            background-color: #e8f5e9;
            color: #1e3a5c;
            border-color: #216990;
        }

        .product-category-nav a.active {
            background-color: #216990;
            color: white;
            border-color: #216990;
        }

        /* 产品分类部分 */
        .product-categories {
            padding: 40px 0 80px;
            background-color: white;
        }

        .product-categories-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 40px;
            margin-top: 30px;
        }

        .product-category-card {
            background-color: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
            transition: all 0.4s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
            border: 1px solid #eef2f7;
            opacity: 1;
            transform: translateY(0);
        }

        .product-category-card:hover {
            transform: translateY(-12px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
        }

        .product-category-img {
            height: 220px;
            overflow: hidden;
            position: relative;
        }

        .product-category-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .product-category-card:hover .product-category-img img {
            transform: scale(1.08);
        }

        .product-category-img-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(to bottom, rgba(30, 58, 92, 0.1), rgba(30, 58, 92, 0.3));
        }

        .product-category-header {
            background-color: #1e3a5c;
            color: white;
            padding: 25px 20px;
            text-align: center;
            position: relative;
        }

        .product-category-title {
            font-size: 22px;
            font-weight: 600;
            margin-bottom: 5px;
        }

        .product-category-subtitle {
            font-size: 16px;
            opacity: 0.9;
            font-weight: 300;
        }

        .product-category-content {
            padding: 25px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .product-category-desc {
            color: #666;
            font-size: 16px;
            line-height: 1.7;
            margin-bottom: 25px;
            flex-grow: 1;
        }

        .product-category-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: #216990;
            color: white;
            padding: 12px 25px;
            border-radius: 6px;
            text-decoration: none;
            text-align: center;
            font-weight: 600;
            transition: all 0.3s ease;
            align-self: flex-start;
            border: none;
            cursor: pointer;
        }

        .product-category-btn:hover {
            background-color: #3d8b40;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(61, 139, 64, 0.3);
        }

        .product-category-btn i {
            margin-left: 8px;
            font-size: 14px;
            transition: transform 0.3s;
        }

        .product-category-btn:hover i {
            transform: translateX(4px);
        }

        /* 应用案例部分 */
        .product-cases {
            padding: 80px 0;
            background-color: #f5f7fa;
        }

        .product-cases-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 35px;
            margin-top: 50px;
        }

        .product-case-card {
            background-color: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
            transition: all 0.3s ease;
        }

        .product-case-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }

        .product-case-img {
            height: 180px;
            overflow: hidden;
        }

        .product-case-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }

        .product-case-card:hover .product-case-img img {
            transform: scale(1.05);
        }

        .product-case-content {
            padding: 25px;
        }

        .product-case-title {
            font-size: 20px;
            color: #1e3a5c;
            margin-bottom: 15px;
            font-weight: 600;
            display: flex;
            align-items: center;
        }

        .product-case-title i {
            color: #216990;
            margin-right: 10px;
            font-size: 18px;
        }

        .product-case-desc {
            color: #666;
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .product-case-btn {
            display: inline-flex;
            align-items: center;
            color: #216990;
            font-weight: 600;
            text-decoration: none;
            font-size: 15px;
            transition: all 0.3s;
        }

        .product-case-btn:hover {
            color: #3d8b40;
            transform: translateX(5px);
        }

        .product-case-btn i {
            margin-left: 5px;
            font-size: 12px;
            transition: transform 0.3s;
        }

        .product-case-btn:hover i {
            transform: translateX(3px);
        }

        

        /* 响应式设计 */
        @media (max-width: 1100px) {
            .product-categories-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

      
        @media (max-width: 768px) {
            .product-header-content {
                flex-direction: column;
                text-align: center;
            }

            .product-nav ul {
                margin-top: 15px;
                justify-content: center;
                flex-wrap: wrap;
            }

            .product-nav li {
                margin: 5px 15px;
            }

            .product-section-title {
                font-size: 28px;
            }

            .product-company-intro {
                font-size: 16px;
            }

            .product-categories-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            
            .product-cases-grid {
                grid-template-columns: 1fr;
            }
            
            .product-footer-section {
                flex-basis: 100%;
            }
            
            .product-category-nav ul {
                justify-content: flex-start;
            }
             .responsibility-footer-content{display:none}
             .responsibility-footer {
    padding: 0px 0 10px;
}.responsibility-footer-bottom{    padding-top: 10px;}
        }

        @media (max-width: 480px) {
            .product-intro {
                padding: 60px 0 40px;
            }
            
            .product-section-title {
                font-size: 24px;
            }
            
            .product-category-header {
                padding: 20px 15px;
            }
            
            .product-category-title {
                font-size: 20px;
            }
            
            .product-category-img {
                height: 180px;
            }
            
            .product-category-nav a {
                padding: 8px 15px;
                font-size: 14px;
            }
        }

        /* 动画效果 */
        @keyframes productFadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .product-fade-in {
            animation: productFadeInUp 0.8s ease-out forwards;
            opacity: 0;
        }

        /* 产品特色标签 */
        .product-feature-tag {
            position: absolute;
            top: 15px;
            right: 15px;
            background-color: #216990;
            color: white;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            z-index: 2;
        } 
        
        
        
         .career-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

       
        /* 人才招聘横幅 */
        .career-hero {
            padding: 100px 0 80px;
            background: linear-gradient(rgba(30, 58, 92, 0.85), rgba(30, 58, 92, 0.9)), 
                        url('https://images.unsplash.com/photo-1521791136064-7986c2920216?ixlib=rb-1.2.1&auto=format&fit=crop&w=1600&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            text-align: center;
        }

        .career-hero h1 {
            font-size: 42px;
            margin-bottom: 20px;
            font-weight: 600;
            text-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
        }

        .career-hero-subtitle {
            font-size: 20px;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
            line-height: 1.8;
        }

        .career-hero-button {
            display: inline-flex;
            align-items: center;
            background-color: #216990;
            color: white;
            padding: 16px 35px;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            font-size: 18px;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
        }

        .career-hero-button:hover {
            background-color: #3d8b40;
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(61, 139, 64, 0.3);
        }

        .career-hero-button i {
            margin-left: 8px;
            font-size: 16px;
            transition: transform 0.3s;
        }

        .career-hero-button:hover i {
            transform: translateX(4px);
        }

        /* 公司文化部分 */
        .career-culture {
            padding: 80px 0;
            background-color: white;
        }

        .career-section-title {
            text-align: center;
            font-size: 32px;
            color: #1e3a5c;
            margin-bottom: 50px;
            position: relative;
        }

        .career-section-title:after {
            content: "";
            display: block;
            width: 100px;
            height: 4px;
            background-color: #216990;
            margin: 15px auto 0;
        }

        .career-culture-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
            margin-top: 50px;
        }

        .culture-card {
            background-color: #f8fafc;
            padding: 40px 30px;
            border-radius: 10px;
            text-align: center;
            transition: all 0.3s ease;
            border-top: 4px solid #216990;
        }

        .culture-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }

        .culture-icon {
            font-size: 48px;
            color: #1e3a5c;
            margin-bottom: 25px;
        }

        .culture-title {
            font-size: 22px;
            color: #1e3a5c;
            margin-bottom: 15px;
            font-weight: 600;
        }

        .culture-desc {
            color: #666;
            font-size: 16px;
            line-height: 1.7;
        }

        /* 招聘岗位部分 - 修改为横向排版 */
        .career-positions {
            padding: 80px 0;
            background-color: #f5f7fa;
        }

        .positions-filter {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 15px;
            margin-bottom: 40px;
        }

        .filter-btn {
            background-color: white;
            border: 1px solid #eef2f7;
            color: #555;
            padding: 12px 25px;
            border-radius: 6px;
            cursor: pointer;
            transition: all 0.3s ease;
            font-weight: 600;
            font-size: 15px;
        }

        .filter-btn:hover {
            background-color: #e8f5e9;
            color: #1e3a5c;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
        }

        .filter-btn.active {
            background-color: #216990;
            color: white;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(76, 175, 80, 0.3);
        }

        /* 横向排版的岗位列表 */
        .horizontal-positions {
            display: flex;
            flex-direction: column;
            gap: 25px;
        }

        .horizontal-position-card {
            background-color: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.06);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .horizontal-position-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }

        .horizontal-position-header {
            background-color: #1e3a5c;
            color: white;
            padding: 25px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .horizontal-position-title {
            font-size: 24px;
            font-weight: 600;
            margin-bottom: 15px;
        }

        .horizontal-position-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            font-size: 15px;
            opacity: 0.9;
        }

        .horizontal-position-meta-item {
            display: flex;
            align-items: center;
        }

        .horizontal-position-meta-item i {
            margin-right: 8px;
            font-size: 14px;
            color: #216990;
        }

        .horizontal-position-content {
            padding: 30px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .position-description-title {
            font-size: 18px;
            color: #1e3a5c;
            margin-bottom: 15px;
            font-weight: 600;
            padding-bottom: 10px;
            border-bottom: 2px solid #eef2f7;
        }

        .position-responsibility-list {
            color: #666;
            font-size: 16px;
            line-height: 1.7;
            margin-bottom: 25px;
            padding-left: 20px;
        }

        .position-responsibility-list li {
            margin-bottom: 10px;
            position: relative;
        }

/*        .position-responsibility-list li:before {
            content: "•";
            color: #216990;
            font-weight: bold;
            font-size: 18px;
            position: absolute;
            left: -15px;
        }*/

        .horizontal-position-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: auto;
            padding-top: 20px;
            border-top: 1px solid #eef2f7;
        }

        .position-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .position-tag {
            background-color: #e8f5e9;
            color: #1e3a5c;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
        }

        .horizontal-position-button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: #216990;
            color: white;
            padding: 12px 30px;
            border-radius: 6px;
            text-decoration: none;
            text-align: center;
            font-weight: 600;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }

        .horizontal-position-button:hover {
            background-color: #3d8b40;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(61, 139, 64, 0.3);
        }

        .horizontal-position-button i {
            margin-left: 8px;
            font-size: 14px;
            transition: transform 0.3s;
        }

        .horizontal-position-button:hover i {
            transform: translateX(4px);
        }

        /* 其他岗位卡片网格布局（原有样式，保留给其他岗位） */
        .positions-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
        }

        .position-card {
            background-color: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
            transition: all 0.3s ease;
        }

        .position-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }

        .position-header {
            background-color: #1e3a5c;
            color: white;
            padding: 25px;
        }

        .position-title {
            font-size: 22px;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .position-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            font-size: 14px;
            opacity: 0.9;
        }

        .position-meta-item {
            display: flex;
            align-items: center;
        }

        .position-meta-item i {
            margin-right: 5px;
            font-size: 12px;
        }

        .position-content {
            padding: 25px;
        }

        .position-desc {
            color: #666;
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 25px;
        }

        .position-tags-small {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 25px;
        }

        .position-tag-small {
            background-color: #e8f5e9;
            color: #1e3a5c;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
        }

        .position-button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: #216990;
            color: white;
            padding: 12px 25px;
            border-radius: 6px;
            text-decoration: none;
            text-align: center;
            font-weight: 600;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
            width: 100%;
        }

        .position-button:hover {
            background-color: #3d8b40;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(61, 139, 64, 0.3);
        }

        .position-button i {
            margin-left: 8px;
            font-size: 14px;
            transition: transform 0.3s;
        }

        .position-button:hover i {
            transform: translateX(4px);
        }

        /* 招聘流程部分 */
        .career-process {
            padding: 80px 0;
            background-color: white;
        }

        .process-steps {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            margin-top: 50px;
            position: relative;
        }

        .process-steps:before {
            content: '';
            position: absolute;
            top: 40px;
            left: 10%;
            right: 10%;
            height: 2px;
            background-color: #e0e0e0;
            z-index: 1;
        }

        .process-step {
            flex: 1;
            min-width: 200px;
            text-align: center;
            position: relative;
            z-index: 2;
            padding: 0 15px;
            margin-bottom: 30px;
        }

        .step-number {
            width: 80px;
            height: 80px;
            background-color: #216990;
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            font-weight: bold;
            margin: 0 auto 20px;
            border: 5px solid white;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .step-title {
            font-size: 18px;
            color: #1e3a5c;
            margin-bottom: 10px;
            font-weight: 600;
        }

        .step-desc {
            color: #666;
            font-size: 14px;
            line-height: 1.6;
        }

        /* 加入我们部分 */
        .career-join {
            padding: 80px 0;
            background: linear-gradient(135deg, #1e3a5c 0%, #2c5282 100%);
            color: white;
            text-align: center;
        }

        .join-title {
            font-size: 36px;
            margin-bottom: 20px;
            font-weight: 600;
        }

        .join-subtitle {
            font-size: 18px;
            max-width: 700px;
            margin: 0 auto 40px;
            opacity: 0.9;
            line-height: 1.7;
        }

        .join-contact {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            /*max-width: 800px;*/
            margin: 0 auto;
        }

        .contact-item {
            background-color: rgba(255, 255, 255, 0.1);
            padding: 25px;
            border-radius: 8px;
            backdrop-filter: blur(10px);
        }

        .contact-icon {
            font-size: 36px;
            color: #216990;
            margin-bottom: 15px;
        }

        .contact-title {
            font-size: 18px;
            margin-bottom: 10px;
            font-weight: 600;
        }

        .contact-detail {
            font-size: 16px;
            opacity: 0.9;
        }

        .join-contact .contact-detail a {
            color: white;
            text-decoration: none;
        }

        .contact-detail a:hover {
            text-decoration: underline;
        }

       

        /* 响应式设计 */
        @media (max-width: 992px) {
            .about-advantage-icon{float: left;margin-bottom:0;    font-size: 35px;}
            .about-advantage-title{float: left;    margin: 10px;}
            .about-advantage-desc{display: inline-block;}
            .career-footer-section {
                flex-basis: 48%;
            }
            
            .process-steps:before {
                left: 5%;
                right: 5%;
            }
            
            .horizontal-position-footer {
                flex-direction: column;
                gap: 15px;
                align-items: flex-start;
            }
            
            .horizontal-position-button {
                align-self: flex-end;
            }
        }

        @media (max-width: 768px) {
            .career-header-content {
                flex-direction: column;
                text-align: center;
            }

            .career-nav ul {
                margin-top: 15px;
                justify-content: center;
                flex-wrap: wrap;
            }

            .career-nav li {
                margin: 5px 15px;
            }

            .career-hero h1 {
                font-size: 32px;
            }

            .career-hero-subtitle {
                font-size: 18px;
            }
            
            .career-section-title {
                font-size: 28px;
            }
            
            .horizontal-position-meta {
                flex-direction: column;
                gap: 10px;
            }
            
            .positions-grid {
                grid-template-columns: 1fr;
            }
            
            .process-steps {
                flex-direction: column;
            }
            
            .process-steps:before {
                display: none;
            }
            
            .process-step {
                display: flex;
                align-items: center;
                text-align: left;
                margin-bottom: 30px;
            }
            
            .step-number {
                margin: 0 20px 0 0;
                flex-shrink: 0;
            }
            
            .step-content {
                flex-grow: 1;
            }
            
            .career-footer-section {
                flex-basis: 100%;
            }
        }

        @media (max-width: 480px) {
            .career-hero {
                padding: 60px 0 50px;
            }
            
            .career-hero h1 {
                font-size: 28px;
            }
            
            .career-section-title {
                font-size: 24px;
            }
            
            .filter-btn {
                padding: 10px 20px;
                font-size: 14px;
            }
            
            .position-meta {
                flex-direction: column;
                gap: 8px;
            }
            
            .horizontal-position-header {
                padding: 20px;
            }
            
            .horizontal-position-title {
                font-size: 20px;
            }
            
            .horizontal-position-content {
                padding: 20px;
            }
        }

        /* 动画效果 */
        @keyframes careerFadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .career-fade-in {
            animation: careerFadeInUp 0.8s ease-out forwards;
            opacity: 0;
        }
        
        /* 工作职责列表样式 */
        .responsibility-list {
            color: #666;
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 25px;
            padding-left: 20px;
        }
        
        .responsibility-list li {
            margin-bottom: 8px;
            position: relative;
        }
        
        .responsibility-list li:before {
            content: "•";
            color: #216990;
            font-weight: bold;
            position: absolute;
            left: -15px;
        }
        .t-l3{display:none}