@charset "utf-8";
/* CSS Document */

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:"Microsoft YaHei",sans-serif;
}
/* 页眉外层容器 */
.header{
    width:100%;
    height:120px;
    background:#fff;
    border-bottom:1px solid #eee;
    display:flex;
    align-items:center;
    justify-content:center;
}
/* 内容固定宽度容器（控制整体居中，不贴边） */
.header-box{
    width:1200px;
    max-width:94%;
    display:flex;
    justify-content:space-between;
    align-items:center;
}
/* 左侧logo+公司名区域 */
.header-left{
    display:flex;
    align-items:center;
    gap:15px;
}
/* logo样式 */
.logo{
    width:80px;
    height:80px;
    object-fit:contain;
}
/* 公司名称 */
.company-name{
    font-size:36px;
    font-weight:bold;
    font-family:"华文行楷";
    color:#333;
    white-space:nowrap; /* 强制文字不换行 */
}
/* 右侧咨询热线区域 */
.header-right{
    display:flex;
    align-items:center;
    gap:12px;
    white-space:nowrap; /* 整体不换行 */
}
/* 电话图标 */
.phone-icon{
    font-size:32px;
    color:#333;
}
/* 热线文字区域 */
.phone-wrap{
    line-height:1.2;
    text-align:center;
}
/* 热线标题 */
.phone-txt{
    font-size:20px;
    color:#666;
}
/* 手机号 */
.phone-num{
    font-size:32px;
    font-weight:bold;
    color:#0066ff;
}

/* ========== 移动端关键适配：手机端强制一行 ========== */
@media (max-width:768px){
    .header{
        height:auto;
        padding:12px 0;
    }
    .header-box{
        flex-direction:row !important; /* 强制横向一行，不换行 */
        flex-wrap:nowrap; /* 禁止换行 */
        gap:10px;
    }
    /* 缩小logo */
    .logo{
        width:40px;
        height:40px;
    }
    /* 缩小公司名 */
    .company-name{
        font-size:15px;
    }
    /* 缩小电话图标 */
    .phone-icon{
        font-size:15px;
    }
    /* 缩小热线标题 */
    .phone-txt{
        font-size:10px;
    }
    /* 缩小手机号 */
    .phone-num{
        font-size:13px;
    }
    /* 缩小左右间距 */
    .header-left{
        gap:6px;
    }
    .header-right{
        gap:5px;
    }
}


/**
*首行导航栏
*/	
.run {
			background-color:#2b3f78;
			width:100%;
		}
        nav {
            background-color: #2b3f78;
			width:100%;
			margin: 0 auto;
			position: relative; /* 必须加 */
    		z-index: 9999;      /* 必须加，让导航永远在最上层 */         
		}

        nav ul {
            list-style-type: none;
            display: flex;
            justify-content: space-around;
            flex-wrap: nowrap; /*强制不换行*/
			font-size:24px;
			padding: 0;
			margin: 0;
        }

        nav ul li {
            flex: 1; /* 让所有 li 等分剩余空间，自动缩小 */
            min-width: 0; /* 允许内容被压缩 */
            text-align: center;
        }

        nav ul li a {
            display: block;
            color: white;
            text-align: center;
            padding: 14px 8px;
            text-decoration: none;
            white-space: nowrap; /* 文字不换行 */
            overflow: hidden; /* 防止文字溢出 */
        }

        nav ul li a:hover {
            background-color: #ddd;
            color: black;
        }
		
		/* 新增：下拉菜单容器样式 */
        .dropdown {
            position: relative;
        }
        .dropdown-content {
            display: none; /* 默认隐藏 */
            position: absolute;
            top: 100%; /* 紧贴导航栏下方 */
            left: 0;
            width: 100%; /* 宽度和导航栏li一致 */
            background-color: #2b3f78;
            z-index: 999999; /* 确保在最上层 */
        }
        .dropdown-content a {
            font-size: 1.2vw; /* 下拉菜单文字比导航栏小 */
            padding: 10px 4px; /* 内边距适配 */
			overflow: hidden;   
			text-overflow: ellipsis; /* 极端情况才显示省略号，一般不会触发 */
            white-space: nowrap;
            text-align: center;
            border-bottom: 1px solid rgba(255,255,255,0.1); /* 可选：分隔线 */
        }
        /* 鼠标悬浮显示下拉菜单 */
        .dropdown:hover .dropdown-content {
            display: block;
        }
        /* 下拉菜单hover效果 */
        .dropdown-content a:hover {
            background-color: #ddd;
            color: black;
        }

        /* 滑动效果的样式 */
       .slider {
            position: relative;
            height: 4px;
            background-color: white;
            transition: left 0.2s ease;
        }
        @media (max-width: 768px) {
          nav ul {
            font-size: 14px; /* 移动端缩小字体 */
          }
          nav ul li a {
            padding: 12px 4px; /* 进一步减小内边距 */
          }
		  /* 下拉菜单移动端文字大小 */
          .dropdown-content a {
            font-size: 1.0vw; /* 比导航栏文字小 */
            padding: 8px 3px;
          }
        }
        
        @media (max-width: 480px) {
          nav ul {
            font-size: 12px; /* 更小屏幕再缩小 */
          }
		  /* 下拉菜单超小屏文字大小 */
          .dropdown-content a {
            font-size: 0.9vw;
            padding: 6px 2px;
          }
        }

.pro {
	width:100%;
	height:390px;
 	background-color:#F8F8F8;
	background:url(../image/产品中心/首页/未标题-3.jpg) no-repeat;
	background-size: cover; /*将元素填满同时保证图片尺寸不变形*/
	background-position: 50%;
}
/*平板*/
@media screen and (max-width:1024px){
  .pro{height:320px;}
}
/*手机端*/
@media screen and (max-width:768px){
  .pro{height:200px;}
}

 
 
/*位置*/
    .top-nav {
            background: #2b3f78;
            color: #fff;
            padding: 12px 0;
            font-size: 12px;
            position: relative;
            z-index: 9999;
        }
        .top-nav-inner {
            width: 98%;
            max-width: 1920px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .breadcrumb {
            color: #fff;
        }
        .breadcrumb a {
            color: #fff;
            text-decoration: none;
        }
        .breadcrumb span {
            margin: 0 5px;
            color: #ccc;
        }
        .menu-toggle {
            display: none;
            font-size: 22px;
            cursor: pointer;
            padding: 0 10px;
            z-index: 10000; /* 确保图标在最上层 */
        }
        
        
	/*主体部分*/
        .container {
            width: 95%;            
            max-width: 1920px;            
            margin: 15px auto;            
            padding: 0 0px;            
            display: flex;            
            gap: 20px;            
            align-items: flex-start;            
            position: relative;            
            min-height: calc(100vh - 30px);
            background: #f5f5f5;
        }
        
/*产品分类*/
.left {
    width: 280px;
    margin-right: 35px;
	margin-bottom:20px;
    position: sticky;
    top: 15px;
    /* 关键修复：允许滚动 + 隐藏滚动条但能滚 */
    overflow-y: auto !important;
    overflow-x: hidden !important;
    
    /* 隐藏滚动条（兼容所有浏览器） */
    -ms-overflow-style: none !important;
    scrollbar-width: none !important;
    z-index: 999;
}
/* 隐藏滚动条核心样式 */
.left::-webkit-scrollbar {
    display: none !important;
    width: 0 !important;
    height: 0 !important;
}

       .aside-nav {
            width: 100%;
            background-color: #ffffff;
            color: #2b3f78;
            border-radius: 12px;
            box-shadow: 0 3px 15px rgba(0,0,0,0.08);
            overflow: hidden;
        }
        .nav-title {
            height: 62px;
            line-height: 62px;
            text-align: center;
            font-size: 24px;
            font-weight: bold;
            background-color: #2b3f78;
            color: #fff;
        }
        .nav-list .parentNav {
            height: 54px;
            line-height: 54px;
            padding: 0 22px;
            font-size: 22px;
            background: #fff;
            border-bottom: 1px solid #f0f0f0;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .nav-list .parentNav:hover,
        .nav-list .item.actives .parentNav {
            background-color: #f0f4ff;
            padding-left: 28px;
        }
        .parentNav a {
            color: #2b3f78;
            text-decoration: none;
            flex: 1;
        }
        .nav-arrow {
            color: #999;
            font-style: normal;
            padding: 0 5px;
            font-size: 16px;
        }
        .item.actives .nav-arrow {
            transform: rotate(180deg);
        }
        .subNav {
            display: none;
            background: #f9f9f9;
            transition: none !important;
        }
        .item.actives .subNav {
            display: block;
        }
        .subNav li a {
            display: block;
            height: 46px;
            line-height: 46px;
            padding-left: 42px;
            font-size: 18px;
            color: #555;
            text-decoration: none;
            padding-left: 42px !important;
        }
        .subNav li a:hover {
            background: #e3ecff;
            color: #2b3f78;
        }
        ul {
            list-style: none;
        }
        @media (max-width: 1100px) and (min-width: 769px) {
            .left {
                width: 240px !important;
                margin-right: 20px !important;
                max-height: calc(100vh - 30px) !important;
            }
            .nav-title {
                font-size: 18px !important;
                height: 56px !important;
                line-height: 56px !important;
            }
            .nav-list .parentNav {
                font-size: 16px !important;
                height: 50px !important;
                line-height: 50px !important;
            }
            .subNav li a {
                font-size: 15px !important;
                height: 44px !important;
                line-height: 44px !important;
            }
        }
        @media (min-width: 769px) {
            .left {
                width: 280px;
                margin-right: 35px;
                position: sticky !important;
                top: 15px !important;
                max-height: calc(100vh - 30px) !important;
            }
            .main-wrapper {
                overflow: hidden;
            }
            .top-tabs {
                display: none;
            }
        }

/* 侧边栏文章资讯模块样式 */
.left-news {
    margin-top: 20px;
    padding: 10px;
    border: 1px solid #eee;
}
.news-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.news-list li {
    line-height: 28px;
    border-bottom: 1px dashed #eee;
    padding: 2px 0;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.news-list li a {
    color: #666;
    text-decoration: none;
}
.news-list li a:hover {
    color: #0066cc;
}
.publish-time {
    font-size: 12px;
    color: #999;
    margin-left: 10px;
}
.no-news {
    color: #999;
    text-align: center;
}






		/*产品介绍*/
        .right-content {
            flex: 1;
            background: #fff;
            padding: 20px;
            border: 1px solid #eee;
            margin-bottom: 20px;
        }
		/*产品展示部分*/
        .product-top {
            display: flex;
            gap: 30px;
            margin-bottom: 30px;
            align-items: stretch;
        }
		/*轮播图*/
        .slider-box {
            width: 55%;
            position: relative;
            border: 1px solid #eee;
        }
        .slider-main {
            width: 100%;
            aspect-ratio: 4 / 3;
            overflow: hidden;
        }
        .slider-main img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: none;
        }
        .slider-main img.actives {
            display: block;
        }
        .slider-arrow {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            width: 40px;
            height: 40px;
            background: rgba(0,0,0,0.3);
            color: #fff;
            text-align: center;
            line-height: 40px;
            cursor: pointer;
            z-index: 10;
        }
        .prev { left: 0; }
        .next { right: 0; }
		
		/*产品简单介绍*/
        .product-info {
            width: 45%;
            line-height: 2;
            font-size: 15px;
            display: flex;
            flex-direction: column;
        }
        .product-info h1 {
            font-size: 24px;
            color: #2b3f78;
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 1px dashed #eee;
        }
        .info-block {
            margin-bottom: 12px;
        }
        .info-block strong {
            color: #2b3f78;
            font-size: 16px;
        }

        .contact-info {
            margin: 15px 0;
            font-size: 14px;
            line-height: 1.8;
        }
        .contact-item {
            display: flex;
            align-items: center;
            margin: 8px 0;
        }
        .contact-icon {
            font-size: 24px;
            margin-right: 10px;
            color: #000;
        }
        .contact-label {
            margin-right: 8px;
        }
        .contact-value {
            font-size: 18px;
            font-weight: bold;
            color: #0066cc;
        }
		
        .btn-group {
            margin-top: auto;
            display: flex;
            gap: 15px;
        }
        .btn {
            padding: 10px 22px;
            background: #2b3f78;
            color: #fff;
            border: none;
            border-radius: 4px;
            font-size: 15px;
            cursor: pointer;
        }
        .btn:hover {
            background: #1f2f5b;
        }
.product-detail {
            margin: 30px 0;
        }
        .detail-title {
            font-size: 18px;
            color: #fff;
            background: #2b3f78;
            padding: 10px 15px;
            margin-bottom: 15px;
        }
        .detail-content {
            font-size: 15px;
            line-height: 1.9;
            color: #444;
        }
.detail-img {
    width: 100%;
    height: auto;
    display: block;
    margin: 15px auto 20px; /* 上下外边距 + 居中 */
    border: 1px solid #eee;
    border-radius: 4px;
}
        /*文章内表格手机横向滚动*/
.product-detail .detail-content table{
  width:100%;
  border-collapse:collapse;
}
.product-detail .detail-content table th,
.product-detail .detail-content table td {
  /* clamp(最小字号, 动态计算值, 最大字号) */
  font-size: clamp(12px, 2vw, 16px);
  padding: clamp(6px, 1vw, 8px) clamp(8px, 1.5vw, 12px);
  word-break: break-word;
}
@media screen and (max-width:768px){
  .product-detail .detail-content{
    overflow-x:auto;
  }
  .product-detail .detail-content table{
    min-width:300px;
   }
   .detail-img {
       height: 200px; /* 移动端降低图片高度 */
        font-size: 18px;
        margin-bottom: 10px;
   }
}

/* 长图原版标题白框黑边 */
.longimg-title-box {
    max-width:100%;
    margin:40px 0 25px;
    padding:14px 20px;
    border:2px solid #333333;
    background:#ffffff;
    text-align:center;
}
.longimg-title-box h2{
    font-size:22px;
    font-weight:bold;
    color:#222;
    line-height:1.5;
}
/* 移动端适配 */
@media (max-width:768px){
    .longimg-title-box h2{
        font-size:20px;
    }
}

/* ==========文字覆盖在图片上========== */
/* 产品Banner */
.product-banner{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding:0 15px;
    box-sizing:border-box;
}

.banner-inner{
    position:relative;
    width:100%;
}

.banner-img{
    width:100%;
}

.banner-img img{
    width:100%;
    height:auto;
    display:block;
}

/* PC端 文字叠加图片 */
.banner-text{
    position:absolute;
    top:0;
    left:0;
    width:100%;
    padding:40px 30px;
    text-align:center;
    box-sizing:border-box;
    z-index:2;
}

/* 最小：公司名称 */
.banner-company{
    font-size:24px;
    color:#333;
    margin-bottom:8px; /* 缩小间距 */
}

/* 最大：主标题 */
.banner-title{
    font-size:72px;
    font-weight:bold;
    color:#222;
    margin:0 0 12px; /* 缩小间距 */
    line-height:1.1;
}

/* 中等偏小：卖点标签，PC缩小字号 */
.banner-tag{
    display:inline-block;
    background:#000;
    color:#fff;
    padding:14px 36px;
    border-radius:999px;
}
.banner-tag span{
    font-size:28px;
}

/* 移动端适配 */
@media (max-width:768px){
    .product-banner{
        padding:0;
    }

    .banner-text{
        padding:24px 16px;
    }

    .banner-company{
        font-size:12px;
        margin-bottom:4px; /* 移动端缩小间距 */
    }

    .banner-title{
        font-size:24px;
        margin:0 0 8px; /* 移动端缩小间距 */
        line-height:1.1;
    }

    .banner-tag{
        padding:0px 12px;
     }
    .banner-tag span{
        font-size:10px;
    }
}


/* ========== 痛点模块【你是否受这些困扰】 绿色背景四宫格 ========== */
.pain-wrap{
    width:100%;
    background:#27a844;
    padding:40px 20px;
    box-sizing:border-box;
}
.pain-title{
    text-align:center;
    color:#fff;
    margin-bottom:30px;
}
.pain-title h2{
    font-size:clamp(32px,5vw,60px);
    font-weight:bold;
    margin:0 0 0px;
}
.pain-title p{
    font-size:clamp(18px,2.5vw,28px);
    margin:0;
}
.pain-grid{
    max-width:900px;
    margin:0 auto;
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:24px;
}
.pain-item{
    width:100%;
}
.pain-item img{
    width:100%;
    display:block;
    border-radius:2px;
}
.pain-text{
    text-align:center;
    color:#fff;
    font-size:clamp(18px,2.8vw,26px);
    font-weight:bold;
    margin-top:12px;
}

/* 移动端：2列改成1列 */
@media (max-width:768px){
    .pain-grid{
        grid-template-columns: repeat(2, 1fr);
    }
}


/* ========== 产品优势：圆形图文交替样式，一比一还原参考图 ========== */

/* 外层每一行 */
.adv-row {
    max-width: 1100px;
    margin: 0 auto 30px;
    display: flex;
    align-items: center;
    gap: 30px;
}

/* 偶数行左右反转 */
.adv-row-reverse {
    flex-direction: row-reverse;
}
.adv-circle {
    width: 48%;
    flex-shrink: 0;
}
.adv-circle img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 50%;
    border: 6px solid #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    background: #fff;
}
.adv-text {
    width: 52%;
}
.adv-label-green {
    display: inline-block;
    background: #27a844;
    color: #fff;
    font-size: 22px;
    font-weight: bold;
    padding: 4px 14px;
    margin-bottom: 12px;
}
.adv-text p {
    font-size: 15px;
    line-height: 1.8;
    color: #222;
    margin: 0;
}
@media (max-width:768px){
  .product-item{
    gap:10px;
    flex-wrap: nowrap;
    align-items: flex-start; /* 顶部对齐，比居中更稳 */
  }
  .img-box{
    flex: 0 0 35%;
    max-width: 140px;
  }
  .text-box{
    flex: 1;
    min-width: 0;
  }
  .adv-label-green{
    font-size: 13px;
    padding: 5px 10px;
    margin-bottom: 8px;
  }
 .adv-text p{
    font-size: 11px;
    line-height: 1.5;
    margin: 3px 0;
  }
}


/* 产品参数表格样式 */
.param-table-wrap {
  width: 100%;
  box-sizing: border-box;
  padding: 20px 15px;
}
.frp-param-table {
  border: 2px solid #333;
  border-collapse: collapse;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  font-size: 22px;
}
.frp-param-table td {
  border: 1px dashed #333;
  padding:16px 20px;
}
/*第一列（左侧名称）*/
.frp-param-table td:first-child {
  width: 22%;
  text-align:center;
  font-weight:bold;
}
/*第二列（参数内容）*/
.frp-param-table td:last-child {
  width:78%;
}
.param-note{
  text-align:center;
  color:red;
  font-size:18px;
  font-weight:bold;
  margin:20px 0 0;
}
@media (max-width:768px){
  .frp-param-table{
    font-size:16px;
  }
  .frp-param-table td{
    padding:12px 10px;
  }
  .param-note{
    font-size:18px;
  }
}



/*深挖产品细节*/
.detail-deep-wrap{
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px 15px;
}
.deep-item{
    display:flex;
    gap:0;
    margin-bottom:24px;
}
.deep-img{
    width:58%;
}
.deep-img img{
    width:100%;
    display:block;
}
.deep-text{
    width:42%;
    background:#000;
    color:#fff;
    padding:30px 24px;
    box-sizing:border-box;
}
.deep-num{
    display:inline-flex;
    width:42px;
    height:42px;
    background:#fff;
    color:#000;
    border-radius:8px;
    font-size:24px;
    font-weight:bold;
    align-items:center;
    justify-content:center;
    margin-bottom:12px;
}
.deep-text h3{
    font-size:26px;
    font-weight:bold;
    margin:0 0 16px;
}
.deep-text p{
    font-size:18px;
    line-height:1.7;
    margin:0;
    color:#fff;
}
@media (max-width:768px){
    .deep-text{
        padding:10px 8px;
    }
    .deep-item{
        display:flex;
        flex-wrap:nowrap;
        align-items:center;  
    }
    .deep-text h3{
        font-size:12px;
        margin:0 0 5px;
    }
    .deep-text p{
        font-size:11px;
    }
    .deep-num{
        width:20px;
        height:20px;
        font-size:16px;
        margin-bottom:3px;
    }
}

/*源头厂家全链路品控 */
.factory-qc-wrap{
    max-width:1000px;
    margin:0 auto;
    padding:20px 15px;
}
.qc-item{
    display:flex;
    gap:24px;
    margin-bottom:28px;
    align-items:flex‑start;
}
.qc-img{
    width:58%;
}
/* 容器内单张图片 */
.qc-img>img{
    width:100%;
    display:block;
}
/* 两张图片并排容器 */
.qc-img-two{
    display:flex;
    gap:12px;
}
.qc-img-two img{
    flex:1;
    width:0;
    display:block;
    height:auto;
}
/* 三张图片并排容器 */
.qc-img-three{
    display:flex;
    gap:10px;
}
.qc-img-three img{
    flex:1;
    width:0;
    display:block;
    height:auto;
}

.qc-text{
    width:42%;
    padding-top:8px;
}
.qc-title{
    display:flex;
    align-items:center;
    font-size:28px;
    font-weight:bold;
    margin-bottom:14px;
}
.qc-check{
    display:inline-flex;
    width:36px;
    height:36px;
    background-color:#27c44f;
    color:#fff;
    border-radius:6px;
    justify-content:center;
    align-items:center;
    font-weight:bold;
    margin-right:10px;
}
.qc-text p{
    font-size:18px;
    line-height:1.7;
    color:#333;
    margin:0;
}
@media (max-width:768px){
    .qc-item{
        display:flex;
        flex-wrap:nowrap;
        gap:12px; /* 缩小图文之间间距 */
        margin-bottom:18px;
        align-items:flex-start;
    }
    .qc-img{
        width:58%;
    }
    .qc-text{
        width:42%;
        padding-top:4px;
    }

    /* ===== 双图并排：移动端强制1:1正方形，图片不变形 ===== */
    .qc-img-two{
        display:flex;
        gap:8px;
    }
    .qc-img-two img{
        flex:1;
        width:0;
        height:100%;
        object-fit:cover;
        aspect-ratio:1/1; /* 核心：1比1正方形 */
    }

    /* 三图如果你后面需要，同样可以加aspect-ratio */
    .qc-img-three{
        gap:6px;
    }

    /* 绿色对勾缩小 */
    .qc-check{
        width:20px;
        height:20px;
        font-size:14px;
        margin-right:6px;
    }
    .qc-title{
        font-size:16px;
        margin-bottom:2px;
    }
    .qc-text p{
        font-size:12px;
        line-height:1.5;
    }
}

/* 应用案例展示 */
.case-show-wrap{
    width:100%;
    max-width:1000px;
    margin:0 auto;
    padding:40px 15px 30px;
    box-sizing:border-box;
}
.case-desc{
    font-size:18px;
    color:#333;
    text-align:center;
    line-height:1.8;
    margin:0 0 30px;
}
.case-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:24px;
    align-items:start;
}

.case-item{
    width:100%;
}
.case-item img{
    width:100%;
    height:auto;
    display:block;
    border:1px solid #ddd;
}
/* 左上 */
.case-left-top{
    grid-column:1 / 2;
    grid-row:1 / 2;
}

/* 右上 */
.case-right-top{
    grid-column:2 / 3;
    grid-row:1 / 2;
}

/* 左侧下方，占第2、3行位置 */
.case-left-bottom{
    grid-column:1 / 2;
    grid-row:2 / 4;
}

/* 右侧上 */
.case-right-top-bottom{
    grid-column:2 / 3;
    grid-row:2 / 3;
}

/* 右侧下 */
.case-right-bottom{
    grid-column:2 / 3;
    grid-row:3 / 4;
}

/* 黑色标签 */
.case-label{
    background:#000;
    color:#fff;
    font-size:16px;
    text-align:center;
    padding:10px 8px;
    margin-top:0;
}
@media (max-width:768px){
    .case-show-wrap{
        padding:30px 12px 20px;
    }
    .case-desc{
        font-size:12.5px;
    }
    .case-grid{
        gap:16px;
    }
    .case-label{
        font-size:10.5px;
        padding:1px 0px;
    }
}
@media (max-width:768px){
  .detail-img-wrap{
    width:100%;
    aspect-ratio:16/9;
    overflow:hidden;
  }
  .detail-img{
    width:100%;
    height:100%;
    object-fit:cover;
    display:block;
  }
}
         

		/*相关产品*/
        .related-products {
            margin-top: 40px;
        }
        .related-title {
            font-size: 18px;
            color: #fff;
            background: #2b3f78;
            padding: 10px 15px;
            margin-bottom: 20px;
        }
        .related-list {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }
        .related-item {
            width: calc(25% - 15px);
            text-align: center;
            border: 1px solid #eee;
            padding: 10px;
            background: #fff;
			box-sizing: border-box;
        }
        .related-item img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
            margin-bottom: 8px;
        }
        .related-item p {
            font-size: 14px;
            color: #333;
            margin-bottom: 8px;
        }
        .detail-link {
            display: inline-block;
            font-size: 15px;
            color: #2b3f78;
            font-weight: 500;
            cursor: pointer;
            padding: 4px 0;
        }
        .detail-link:hover {
            color: #1f2f5b;
        }

/* ====================== 只修改移动端 ====================== */
@media (max-width: 992px) {
  /* 显示图标 */
  .menu-toggle {
    display: block !important;
    position: relative;
    z-index: 99999 !important;
  }

  /* 左侧产品分类 → 移动端变成弹出层 */
  .left {
    display: none !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 85% !important;
    height: 100vh !important;
    background: #fff !important;
    z-index: 9999 !important;
    margin: 0 !important;
    padding-top: 60px !important;
    overflow-y: auto !important;
  }

  /* 弹出显示 */
  .left.show {
    display: block !important;
  }

  /* 遮盖层 */
  .menu-mask {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    z-index: 9998;
  }
  .menu-mask.show {
    display: block;
  }

  /* 下面是你原有布局，我不动 */
  .container {
    flex-direction: column;
    align-items: unset;
    min-height: auto;
  }
  .product-top {
    flex-direction: column;
  }
  .slider-box, .product-info {
    width: 100%;
  }
  .scene-content {
    flex-direction: column;
  }
  .scene-img {
    width: 100%;
  }
  .adv-item {
    width: 100%;
  }
  .related-item {
    width: calc(50% - 10px);
  }
}



/* FAQ卡片容器 所有问答同级独立 */
.faq-box{background:#fff;border-radius:8px;overflow:hidden;border:1px solid #eee;margin-bottom:12px;}
/* 问题栏样式 */
.faq-que{width:100%;padding:18px 20px;background:#fff;border:none;text-align:left;font-size:16px;font-weight:500;color:#223;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:all 0.3s;}
.faq-que:hover{background:#f0f7ff;}
.faq-que i{color:#1976d2;transition:transform 0.3s;}
/* 答案栏样式 默认隐藏 */
.faq-ans{padding:0 20px;height:0;overflow:hidden;font-size:15px;line-height:1.8;color:#555;background:#fafdff;transition:all 0.3s ease;}
.faq-ans-inner{padding-bottom:18px;}
/* 展开激活类 */
.faq-active .faq-que{background:#f0f7ff;}
.faq-active .faq-ans{padding-top:18px;height:auto;}
.faq-active i{transform:rotate(180deg);}
/* 序号标红优化 */
.faq-num{color:#1976d2;font-weight:bold;margin-right:6px;}



 /* 底栏整体 */
        footer{
            background-color:#33383f;
            color:#ffffff;
            padding:60px 80px 30px;
        }

        /* 上半部分：三栏信息区 */
        .foot-main{
            display:flex;
            justify-content:space-between;
            flex-wrap:wrap;
            gap:20px;
            margin-bottom:40px;
        }
        .foot-left,.foot-center,.foot-right{
            width:32%;
        }
        .foot-left h3,.foot-center h3,.foot-right h3{
            font-size:24px;
            margin-bottom:25px;
        }
        .foot-left p{
            font-size:16px;
            line-height:2.2;
            margin-bottom:8px;
        }
        .wechat-qrcode{
            margin-top:20px;
        }
        .wechat-qrcode img{
            width:100px;
            height:100px;
        }
        .wechat-qrcode span{
            display:block;
            font-size:14px;
            margin-top:8px;
        }
        .foot-center a{
            display:block;
            color:#fff;
            text-decoration:none;
            font-size:16px;
            line-height:2.2;
            margin-bottom:8px;
        }
        .foot-center a:hover{
            color:#a0cfff;
        }
        .foot-right a{
            display:block;
            color:#fff;
            text-decoration:none;
            font-size:16px;
            line-height:1.5;
            margin-bottom:8px;
        }
        .foot-right a:hover{
            color:#a0cfff;
        }

        /* ========== 版权区（你要的效果在这里） ========== */
        .foot-copyright{
            text-align:center;
            border-top:1px solid rgba(255,255,255,0.15);
            padding-top:25px;
            font-size:15px;
            line-height:2.2;
        }
        /* 所有链接默认：白色，无下划线 */
        .foot-copyright a{
            color:#ffffff !important;
            text-decoration:none !important;
            margin:0 6px;
            transition:all 0.3s;
        }
        /* 鼠标悬浮：浅蓝色 */
        .foot-copyright a:hover{
            color:#a0cfff !important;
        }
        .police-icon{
            width:18px;
            height:18px;
            vertical-align:middle;
            margin:0 4px;
        }

        /* ========== 移动端适配 ========== */
        @media (max-width:768px){
            footer{padding:30px 20px 20px;}
            .foot-main{flex-direction:column;}
            .foot-left,.foot-center,.foot-right{width:100%;margin-bottom:25px;}
            .foot-left h3,.foot-center h3,.foot-right h3{font-size:20px;margin-bottom:15px;}
            .wechat-qrcode img{width:80px;height:80px;}
            .foot-copyright{font-size:14px;line-height:2;}
        }
        
        
/* 右侧悬浮容器 */
    .float-sidebar {
      position: fixed;
      right: 15px;
      top: 50%;
bottom: 30px;
z-index: 9999999;
      display: flex;
      flex-direction: column;
      gap: 8px; /* 按钮间距再缩小 */
    }

    /* 单个按钮盒子 再次缩小 */
    .float-btn {
      width: 48px;
      height: 48px;
      background: rgba(255, 255, 255, 0.5);
      border-radius: 10px;
      box-shadow: 0 1px 6px rgba(0,0,0,0.05);
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      position: relative;
      transition: all 0.2s;
      backdrop-filter: blur(2px);
    }
    .float-btn:hover {
      background: rgba(255, 255, 255, 0.98);
      box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    }

    /* SVG图标整体缩小 */
    .float-icon {
      width: 28px;
      height: 28px;
      fill: none;
      stroke: #666;
      stroke-width: 2.2;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    /* 文字提示弹窗 */
    .tip-text {
      position: absolute;
      right: 58px;
      padding: 6px 12px;
      background: #333;
      color: #fff;
      border-radius: 5px;
      white-space: nowrap;
      opacity: 0;
      visibility: hidden;
      transition: 0.2s;
      pointer-events: none;
      font-size: 12px;
    }
    .float-btn.active .tip-text {
      opacity: 1;
      visibility: visible;
    }

    /* 微信二维码弹窗同步缩小 */
    .tip-qrcode {
      position: absolute;
      right: 58px;
      padding: 8px;
      background: rgba(255,255,255,0.1);
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0,0,0,0.1);
      text-align: center;
      opacity: 0;
      visibility: hidden;
      transition: 0.2s;
      pointer-events: none;
      width: 120px;
    }
    .float-btn.active .tip-qrcode {
      opacity: 1;
      visibility: visible;
    }
    .tip-qrcode img {
      width: 100%;
      display: block;
      border-radius: 4px;
    }
    .tip-qrcode p {
      margin-top: 4px;
      color: #666;
      font-size: 10px;
    }

    /* 箭头旋转 */
    .arrow-icon {
        transition: transform 0.3s ease;
        transform: rotate(180deg); /* 默认向下 */
    }
    .arrow-icon.up {
        transform: rotate(0deg); /* 滑到底部恢复向上 */
    }
   @media screen and (max-width: 768px) {
  /* 正文取消右侧留白，手机空间小 */
  body {
    padding-right: 0;
  }

  /* 侧边栏右下角适配 */
  .float-sidebar {
    right: 8px;
    bottom: 20px; /* 手机底部距离缩小 */
    gap: 6px;
  }

  /* 按钮进一步缩小，适配手机 */
  .float-btn {
    width: 40px;
    height: 52px;
    border-radius: 8px;
  }

  /* 图标同步缩小 */
  .float-icon {
    width: 22px;
    height: 22px;
    stroke-width: 2;
  }

  /* 文字弹窗距离按钮更近，缩小内边距字号 */
  .tip-text {
    right: 48px;
    padding: 4px 8px;
    font-size: 10px;
  }

  /* 二维码弹窗缩小宽度 */
  .tip-qrcode {
    right: 48px;
    width: 100px;
    padding: 6px;
  }
  .tip-qrcode p {
    font-size: 9px;
    margin-top: 2px;
  }
}

/* 超小手机屏幕 ≤480px 再压缩 */
@media screen and (max-width: 480px) {
  .float-sidebar {
    right: 5px;
    bottom: 15px;
  }
  .float-btn {
    width: 36px;
    height: 46px;
  }
  .float-icon {
    width: 20px;
    height: 20px;
  }
  .tip-qrcode {
    width: 90px;
  }
}