@media (max-width: 768px) {
  /* 覆盖PC样式，适配手机 */
  body {
    height: 100%;
    width: 100%;
    color:#333333;
    font-size: 13px;
    background-color: #f7f7f7;

   }

    .pc-css{
        display: none;
    }
    .web-css{
        display:block;
    }
    /* 图片样式 */
    .banner-top-img {
        width: 100%; /* 图片宽度适应父容器 */
        height: 100%; /* 高度自动，保持比例 */
        display: block; /* 去除图片底部间隙 */
        object-fit:cover; /* 可选：保持比例并覆盖容器 */
    }
    /* 轮播容器样式 */
    .banner-top{
        width: 100%;
        height:160px;
        background-color: var(--primary-color);
        border: 0;
        outline: none;
        display: block; /* 有时能解决 inline 元素带来的间隙问题 */
    }
   /* 箭头按钮样式 */
    .carousel-arrow {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        width: 35px;
        height: 35px;
        background-color: rgba(3, 55, 147, 0.4);
        border: none;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        z-index: 10;
        transition: all 0.3s ease;
    }
    .header-top{
        /* opacity: 90%; */
        height:60px;
        line-height: 60px;
        position: fixed;
        top:0;
        left:0;
        width:100%;
        background-color:#ffffff;
        /* opacity: 90%; */
        z-index: 9999;
        width: 100%;
    }
   

    .index{
        width: 100%;
        overflow-y: hidden; /* 隐藏垂直滚动条并禁止垂直滚动 */
        /* 如需同时处理水平滚动条 */
        overflow-x: hidden; /* 隐藏水平滚动条并禁止水平滚动 */
        margin-top:65px;
    }
    .aboutus{
        position:relative;
        padding-top:40px;
        padding-left:20px;
        padding-right:20px;
        margin-left:0px;
        width: 100%;
    
    }
    .qjcontent{
        width:100%;
        font-size:18px;
        margin-top:40px;
    }
    .header-top-k{
        display: none;
    }
    .header-top-web{
        display: flex;
        height:60px;
        align-items: center;
        width:100%;
        padding:0px 10px 0px 15px;
        box-sizing: border-box;
    }
    .htw-left{
         width:100px;
         padding-top: 20px;
         box-sizing: border-box;
    }
    .header-top-web img{
        width:100%;
        height: 30px;
    }
    .htw-right{
        width:calc(100% - 100px);
        padding-left:20px;
        box-sizing: border-box;
        display: flex;
        justify-content: flex-end;
    }
    .htw-right-henxian{
        width:35px;
        height:60px;
    }
    .htw-right-henxian img{
        width:25px;
        height:25px;
        margin-top:18px;
    }
    .htw-right-henxian-menu{
        width:100%;
        background-color: #ffffff;
        position: fixed;
        right:0;
        top: 60px;
        display: none;
        border-radius: 0px 0px 20px 20px;
        box-shadow: 0 0 5px #333333;
        padding:20px 20px;
        box-sizing: border-box;
        /* 关键：限制最大高度为屏幕高度，超出部分可滚动 */
        max-height: calc(100vh - 160px); /* 100vh = 屏幕高度 */
        overflow-y: auto; /* 垂直方向超出时显示滚动条 */
  
    }
    .hrhm-line{
        width:33.33%;
        float:left;
        text-align: center;
    }
    .hrhm-line-list{
        color:#a5a4a4;
        min-height:30px;
        line-height: 30px;
        text-align: center;
    }
    .htw-right-yuyan{
        display: flex;
        height:60px;
    }
    
    .hry-line{
        padding:0px 10px;
        box-sizing: border-box;
    }
    .hry-ch{
      margin-right:30px;
    }

    .qjtitle{
        /* position:relative; */
        width:100%;
        text-align: center;
        font-size: 22px;
        font-weight: 700; 
    }
    .qjtitle-web{
         /* position:relative; */
         display: block;
        width:100%;
        text-align: center;
        font-size: 22px;
        font-weight: 700; 
        padding-top:50px;
        box-sizing: border-box;
    }
    .qjtitle i{
        font-size:18px;
        vertical-align: super; /* 靠上对齐（上标效果） */
        margin-left: 2px; /* 可选：与前面文字保持一点距离 */
    }
    .qjtext{
        margin-top:10px;
        width:100%;
        text-align: center;
        font-size: 16px;
        color: #979797;
        line-height: 24px;
    }

     /* 行容器样式 - 确保每行高度一致 */
    .carousel-row {
        display: flex !important;
        flex-direction: row !important;
        width: 100% !important;
        height: 25px !important; /* 固定行高（图片120px + 内边距16px） */
        margin: 0 !important;
        padding: 0 !important;
        justify-content: center;
        align-items: center;
    }
    .image-card img {
        width: 100%;
        height: 20px;
        object-fit: cover;
        display: block;
    }
    .khsj{
        width: 100%;
        height: auto;
        background-color: #ffffff;
        margin-top:8px;
    }
    .khsj-k{
        margin-left:0px;
        width: 100%;
        display:block;
        align-items: center;
        padding:10px 20px;
        box-sizing: border-box;
    }
    .khsj-k-right{
        width: 100%;
        height:200px !important;
        padding:15px 20px 20px 15px;
        box-sizing: border-box;
         background-color: #F7F7F7;
          box-sizing: border-box;
    }
    .khsj-k-right-en{
        width: 100%;
        height:200px !important;
        padding:15px 20px 20px 15px;
        box-sizing: border-box;
         background-color: #F7F7F7;
          box-sizing: border-box;
    }
    .kkr-k-line-time{
        width:25%;
        text-align: right;
        color: #CDCCCC;
        font-size: 12px;
    }
    .mycustom-k{
        padding-top:80px;
        padding-bottom: 60px;
        width: 100%;
        margin-left:0px;
        overflow: hidden;
        height:360px;
    }
   
    .khsj-k-left{
        display: none;
    }
    .khsj-k-center{
        display: none;
    }
    .khsj-k-center-en{
        display: none;
    }
    .myserver-k{
        margin-left:0px;
        width: 100%;
        overflow: hidden;
        padding:10px 0px;
        box-sizing: border-box;
    }
    .myserver-list{
        width:33.33%;
        height:100px;
        float: left;
        margin: 0 auto; /* 父容器自身水平居中（可选，若需要父容器在页面中居中） */
        text-align: center; /* 让行内/inline-block子元素水平居中 */
        padding: 20px 10px;
        box-sizing: border-box;
        border: 1px solid #eee; /* 可选，方便观察布局范围 */
    }

     /* 我们的优势 */
    .myadvantage{
        background-image: url("../img/bg_youshi_web1.jpg"); /* 桌面端图片 */
        background-color: #0066cc;
        
        background-size: cover; /* 保持覆盖特性 */
        background-attachment: fixed; /* 固定背景，避免滚动时图片重复 */
        min-height: 130vh; /* 确保容器至少占满屏幕高度 */
        height:auto;
        padding: 40px 05px; /* 适当减少移动端内边距，避免内容过挤 */
        box-sizing: border-box;
        color:#ffffff;
    }
    .myadvantage-k{
        margin-left:0px;
        width: 100%;
        height: auto;
        overflow: hidden;
    }
    .myadvantage-list{
        display: none;
    }
    .myadvantage-list-web{
        display: block;
        width: 100%;
        padding:0px 20px;
        box-sizing: border-box;
        margin-top: 60px;
    }
    .mll-line-title{
        font-size:18px;
        font-weight: 700;
        margin-top:10px;
    }
    .mll-line-text{
        width:100%;
        min-height: 100px;
        font-size:10px;
    }


     /* 行业案例 */
    .indcase{
        width:100%;
        background-color: #ffffff;
        padding:80px 0px 60px 0px;
        box-sizing: border-box;
    }
    .indcase-k{
        margin-left:0;
        width: 100%;
        overflow: hidden;
        margin-top:40px;
    }
    

    .indcase-k-list{
        background-color: #F4F2F2;
        width:32%;
        float: left;
        margin-top:20px;
        margin-right:1%;
        text-align: center;
        padding:6px 6px 10px 6px;
        box-sizing: border-box;
    }
    .indcase-k-list:nth-child(3n){
        margin-right:0
    }
    .indcase-k-list:nth-child(5n){
        margin-right:1%
    }

     .rdmicontent{
        margin-left:0;
        width: 100%;
        padding:0 10px;
        box-sizing: border-box;
        overflow: hidden;
        margin-top:40px;
   
    }

    /* 文章详情页 */
    .rdmicontent{
        margin-left:0;
        margin-top:200px;
        width: 100%;
        overflow: hidden;
        margin-top:60px;
        position: relative;
        padding:15px;
        box-sizing: border-box;
    }
  
    .rdmicontent-k-left{
        width:100%; 

        padding-right:0px;
        box-sizing: border-box;
    }
    
    .rdmicontent-k-right{
        width:100%;
        padding-left:0px;
        box-sizing: border-box;
        border-left:0px solid #d8d8d8
    }
   
    .article-team-list{
        width:48%;
        float: left;
        margin-right:3%;
        background-color: #ffffff;
        margin-top:20px;
        padding-bottom: 50px;
        box-sizing: border-box;

    }
    .article-team-list:nth-child(2n){
        margin-right:0%;
    }

 
    
    .rhlr-title{
        width:100%;
        height:70px;
        /* 1. 隐藏超出容器的文本 */
        overflow: hidden;
    }
   
      .article-list-lst{
        width:100%;
        display: flex;
        margin-top:20px;
        background-color: transparent;
        
    }
    .article-list img{
        width:80px;
        height:60px;
    }
    .article-list-center{
        width: calc(100% - 80px);
        padding: 0px 10px;
        box-sizing: border-box;
    }
    .alc-title{
        width:100%;
        font-size:15px;
        /* height:60px;
        overflow: hidden; */
    }
    .alc-intro{
        display: none;
        width:100%;
        color: #979797;
    }
    .article-list-right{
        display: none;
        width:0px;
        font-size:24px;
        font-weight: 800;
        color: #979797;
        text-align: right;
        padding-right: 30px;
        box-sizing: border-box;
    }
    .zjteaml{
        display: none;
    }
     /* 专家团队 */
    .zjteam{
        width:100%;
        padding:80px 0px 60px 0px;
        box-sizing: border-box;
        background-color: var(--primary-color);
        position:relative;
        display: block;
    }
    .zjteam-k{
        margin-left:0px;
        width: 100%;
        overflow: hidden;
        margin-top:40px;
        padding:0px 20px;
        box-sizing: border-box;
    }
    .zjteam-k-list{
        width:48%;
        margin-right:2%;
        margin-top:10px;
        float: left;
        background-color: #ffffff;
        padding-bottom: 30px;
        box-sizing: border-box;
    }
    .zjteam-k-list:nth-child(2n){
        margin-right: 0px;
    }
    .zjteam-k-list img{
        width:100%;
        max-height: 400px;
    }
    .zkl-title{
        text-align: center;
        font-weight: 700;
        margin-top:25px;
    }
    .zkl-intro{
        width:100%;
        padding:0px 20px;
        box-sizing: border-box;
        color:#979797;
        margin-top: 20px;
        height:30px;
        overflow: hidden;
    }

/* 创新产品 */
.productsl{
        width:100%;
        padding:80px 10px 60px 10px;
        box-sizing: border-box;
        display: none;
    }
     .products{
        width:100%;
        padding:80px 10px 60px 10px;
        box-sizing: border-box;
        display: block;
    }
    .products-k{
        width: 100%;
        overflow: hidden;
        margin-top:40px;
    }


    .products-k-list{
        width:32%;
        float: left;
        margin-top:10px;
        margin-right:2%;
        text-align: center;
    }
    .products-k-list img{
        width:100%;
    }
    .products-k-list:nth-child(3n){
        margin-right:0
    }
   
    .pkl-title{
        width:100%;
        margin-top: 10px;
        height:60px;
    }

    /*行业案例*/
    .indcasel{
            width:100%;
            background-color: #ffffff;
            padding:80px 0px 60px 0px;
            box-sizing: border-box;
            display: none;
     }
    .indcase{
        width:100%;
        background-color: #ffffff;
        padding:80px 10px 20px 10px;
        box-sizing: border-box;
        display: block;
    }
     .indcase-k{
        margin-left:0;
        width: 100%;
        overflow: hidden;
        margin-top:40px;
    }


    .indcase-k-list{
        background-color: #F4F2F2;
        width:32%;
        float: left;
        margin-top:20px;
        margin-right:2%;
        text-align: center;
        padding:6px 6px 20px 6px;
        box-sizing: border-box;
    }
    .indcase-k-list img{
        width:100%;
    }
    .indcase-k-list:nth-child(3n){
        margin-right:0
    }
   
    .ikl-title{
        width:100%;
        margin-top: 15px;
        height:20px;
        font-size: 10px;
    }
    .ikl-enter{
        background-color: var(--primary-color);
        width:80%;
        margin-left:10%;
        margin-top:8px;
        height:30px;
        line-height: 30px;
        border-radius: 15px;
        text-align: center;
        color:#ffffff;
    }
        /* 激活项样式（参考图中“传统能源”的蓝色背景） */
    .indcase-k-list:hover {
        background-color: #0066cc;
        color: #fff;
    }
    .indcase-k-list:hover .ikl-title{
        color: #fff;
    }
    .indcase-k-list:hover .ikl-enter {
        background-color: #fff;
        color: var(--primary-color);
    }

    /* 底部版权模块 */
    .foot-web{
        display: block;
        width:100%;
        background-color: #d8d8d8;
        padding:40px 10px;
        box-sizing: border-box;
    }
    .footer {
        background-color: #d8d8d8;
        padding: 60px 0;
        color: #333333;
        display: none;
    }
    .lxfs{
        width:100%;
        padding-top:0px;
        text-align: center;
    }
    .lxfs-title{
        font-weight: 700;
        height:25px;
    }
    .lxfs-list{
        margin-top:10px;
    }

     .frame-white{
            width:100%;
            padding:80px 0px 60px 0px;
            box-sizing: border-box;
            background-color: #ffffff;
            position:relative;
            display: block;
        }
        .frame-white-k{
            margin-left:0;
            width: 100%;
            overflow: hidden;
            margin-top:20px;
        }

        .fwk-list{
            width:100%;
            margin-right:0;
            background-color: #ffffff;
            float: left;
            padding:20px 15px;
            box-sizing: border-box;
        }
        .fwk-list-img img{
            width:100%;
            height:200px;
        }
         .fll-right-title{
            width:100%;
            font-weight: 700;
            height:30px;
             /* 关键属性组合 */
            display: -webkit-box; /* 将元素作为弹性伸缩盒子模型 */
            -webkit-box-orient: vertical; /* 设置子元素垂直排列 */
            -webkit-line-clamp: 2; /* 限制显示的行数为3行 */
            overflow: hidden; /* 超出部分隐藏 */
        }
        .fll-right-intro{
            margin-top:5px;
            width:100%;
            color:#979797;
            height:30px;
            /* 关键属性组合 */
            display: -webkit-box; /* 将元素作为弹性伸缩盒子模型 */
            -webkit-box-orient: vertical; /* 设置子元素垂直排列 */
            -webkit-line-clamp: 2; /* 限制显示的行数为3行 */
            overflow: hidden; /* 超出部分隐藏 */
        }

        .frame-transparent{
            width:100%;
            padding:80px 0px 60px 0px;
            box-sizing: border-box;
            position:relative;
            display: block;
        }
        .frame-transparent-k{
            margin-left:0;
            width: 100%;
            overflow: hidden;
            margin-top:40px;
        }
       
        .study-rule{
            width:100%;
            padding:0px 10px;
            box-sizing: border-box;
        }
        .study-rule-list{
            width:49%;
            margin-right: 2%;
            float: left;
        }
        .study-rule-list:nth-child(2n){
            margin-right: 0%;
        }
        .study-rule-list img{
            width:100%;
            height:120px;
        }

         .zywyh-list{
            width:48%;
            float: left;
            text-align: center;
            margin-top:30px;
        }
        .zywyh-list-frame{
            width:80px;
            height:80px;
            background-color: var(--primary-color);
            text-align: center;
            margin:auto;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .zywyh-list-frame img{
            width:30px;
            height:30px;
        }
         .fwk-title{
        /* position:relative; */
            width:100%;
            text-align: center;
            font-size: 22px;
            font-weight: 700; 
        }

        /* 在线留言 */ 
        .fwk-frame{
            width:100%;
        }
        .fwk-frame-left{
            width:100%;
            
        }
        .fwk-frame-right{
            padding-top:60px;
            box-sizing: border-box;
            width:100%;
            position: relative;
        }
        .fwk-frame-right img{
            width:100%;
            height:200px;
        }
        .fwk-frame-right p{
            position: absolute;
            top:100px;
            left:70px;
            text-align: center;
            color:#ffffff;
            font-weight: 700;
            font-size:32px;
            width:300px;
        }

        .article-banner{ 
            width:100%;
            height:auto;
            display: none;
        }

        /* 研发工具 */
        .tool-k{
            width:100%;
            padding:0px 15px;
            box-sizing: border-box;
        }
        .tool-k a{
            width:48%;
            float: left;
            margin-right:4%;
            background-color: #ffffff;
            margin-top: 10px;
        }
        .tool-list{
            padding:20px 20px;
            box-sizing: border-box;
            text-align: center;
        }
        .tool-k a:nth-child(2n){
            margin-right:0px;
        }
        .tool-list img{
            width:30%;
            margin: auto;
        }
        .tool-list p{
            font-weight: 700;
        }
        .tool-list-intor{
            width:100%;
            color:#979797;
            height:76px;
            overflow: hidden;
        }
        .tool-list-intoren{
            width:100%;
            color:#979797;
            height:76px;
            overflow: hidden;
        }

        /* 实战风采 */
        .web-szfc{
            width:100%;
            padding:0px 15px;
            box-sizing: border-box;
        }
        .web-szfc a{
            width:48%;
            float: left;
            margin-right:4%;
            background-color: #ffffff;
            margin-top:10px;
        }
        .web-szfc a:nth-child(2n){
            margin-right:0%;
        }
        .web-szfc-list{
            width:100%;
        }
        .web-szfc-list img{
            width: 100%;
            height:110px;
        }
        .web-szfc-list p{
            height:45px;
            width: 100%;
            overflow: hidden;
            padding:0px 10px;
            box-sizing: border-box;
        }
        .footer-wx{
            width:100%;
            padding:20px 15px;
        }
        .footer-wx-list{
            width:32%;
            margin-right:2%;
            float: left;
        }
        .footer-wx-list:last-child{
            margin-right:0%;
        }
        .footer-wx-list img{
            width:80%;
            margin: auto;
        }
        .footer-beian{
            width:100%;
            margin-top:20px;
        }


        .whtko-sercher{
            width:90%;
            margin-left:5%;
            position: relative;
            margin-top:20px;
        }
        .whtko-sercher button{
            /* 去除默认边框 */
            border: none;
            /* 去除默认背景 */
            background: none;
            /* 去除点击时的默认焦点边框（根据需求保留或修改） */
            outline: none;
            /* 去除默认内边距 */
            padding: 0;
            /* 去除默认字体样式（如字体加粗） */
            font: inherit;
            /* 去除默认 cursor（鼠标悬停时的指针样式） */
            cursor: pointer;
            /* 去除默认的用户选择限制 */
            user-select: none;
            /* 去除可能的浏览器特定样式（如Firefox的内边框） */
            -webkit-appearance: none; /* 兼容WebKit内核浏览器（Chrome/Safari） */
            -moz-appearance: none; /* 兼容Firefox */
            appearance: none;
        }
        .whtko-sercher-input-ico{
            position: absolute;
            right:10px;
            top:6px;
            width: 20px;
            height:20px;
        }
        .whtko-sercher-input{
            width:100%;
            height:36px;
            line-height: 36px;
            border:none;
            background-color: #d8d8d8;
            padding:0px 40px 0px 20px;
            box-sizing: border-box;
            list-style: none;
            
        }
        .whtko-sercher-input::placeholder{
             color:#979797;
        }
        /* 去除input点击时的默认边框和外边框 */
        .whtko-sercher-input:focus {
            /* 清除浏览器默认的外边框 */
            outline: none;
            /* 可选：如果有默认边框，也可以清除 */
            border: none;
            /* 可选：如果需要自定义焦点样式，可以在这里设置 */
            /* 例如：border: 1px solid transparent; */
        }


        .tool-news{
            width:100%;
            padding:0px 15px;
            box-sizing: border-box;
            margin-top:20px;
        }
        .tool-newsimg-list{
            width:100%;
            margin-top:15px;
            height:80px;
        }
        .tnl-left{
            width:100px;
            float:left;
        }
        .tnl-left img{
            width:100%;
            height:70px;
        }
        .tnl-right{
            width:calc(100% - 100px);
            float: left;
            padding-left:15px;
            box-sizing: border-box;
        }
        .tnl-right-tit{
            width:100%;
            height:20px;
            overflow: hidden;
        }
        .tnl-right-intro{
            width:100%;
            height:50px;
            overflow: hidden;
            color:#979797;
        }
       

}