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

*{
	border:0px;
	margin:0px;
	padding:0px;
	}
body {
	background-color: #FFF;
	font-family:Arial, Helvetica, sans-serif;
	font-size:11px;
    color:#2b3f78;
	}
 
.boxs {
  padding: 10px;
  position: relative; /* 为右下角图片定位做准备 */
  width: 80%;
  display: flex;
  flex-wrap: wrap; /* 内容随窗口变化自动换行 */
  margin: 0 auto;
}

.left-content {
  display: flex;
  align-items: center;
}

.left-content img {
  width: 90px;
  height: 90px; /* 正方形图片尺寸，可调整 */
  margin-right: 10px;
}

.company-name {
  text-align: center;
  font-family:"华文行楷";
  font-size:35px;
}

.bottom-right-img {
  position: absolute;
  bottom: 10px;
  right: 10px;
  max-width: 25%;
  max-height: 90px;
  width: auto;
  height: auto;
}

/* 媒体查询实现响应式布局 */
@media (max-width: 768px) {
 .left-content img {
    width: 40px;
    height: 40px;
  }
 .company-name {
    font-size: 14px;
  }
 .bottom-right-img {
    max-width: 60px;
    max-height: 60px;
  }
}

@media (max-width: 480px) {
 .left-content img {
    width: 30px;
    height: 30px;
  }
 .company-name {
    font-size: 12px;
  }
 .bottom-right-img {
    max-width: 40px;
    max-height: 40px;
  }
}


/**
*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;
	margin-bottom:20px;
	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%;
}


/**
*当前位置
*/
 
/*位置*/
    .top-nav {
            background: #2b3f78;
            color: #fff;
            padding: 12px 0;
            font-size: 15px;
            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 10px;            
            display: flex;            
            gap: 20px;            
            align-items: flex-start;            
            position: relative;            
            min-height: calc(100vh - 30px);
            background: #f5f5f5;
        }
        
		/*产品分类*/
       /* 产品分类 */
.left {
    width: 280px;
    margin-right: 35px;
	margin-bottom:20px;
    position: sticky;
    top: 15px;
    max-height: calc(100vh - 30px);
    
    /* 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.active .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.active .nav-arrow {
            transform: rotate(180deg);
        }
        .subNav {
            display: none;
            background: #f9f9f9;
            transition: none !important;
        }
        .item.active .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;
            }
        }


		/*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.active {
            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: 16px;
            line-height: 1.8;
        }
        .contact-item {
            display: flex;
            align-items: center;
            margin: 8px 0;
        }
        .contact-icon {
            font-size: 24px;
            margin-right: 12px;
            color: #000;
        }
        .contact-label {
            margin-right: 8px;
        }
        .contact-value {
            font-size: 24px;
            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;
        }
        
		/*应用场景*/
        .scene {
            margin: 30px 0;
        }
        .scene-title {
            font-size: 18px;
            color: #fff;
            background: #2b3f78;
            padding: 10px 15px;
            margin-bottom: 15px;
        }
        .scene-content {
            display: flex;
            gap: 25px;
            align-items: center;
        }
        .scene-text {
            flex: 1;
            font-size: 15px;
            line-height: 2;
            color: #444;
        }
        .scene-img {
            width: 42%;
            aspect-ratio: 4/3;
            object-fit: cover;
            border: 1px solid #eee;
            border-radius: 4px;
        }
		/*厂家优势与服务*/
        .advantage {
            margin: 30px 0;
        }
        .adv-title {
            font-size: 18px;
            color: #fff;
            background: #2b3f78;
            padding: 10px 15px;
            margin-bottom: 15px;
        }
        .adv-list {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
			justify-content: flex-start;
        }
        .adv-item {
            width: calc(33.33% - 10px);
            background: #f9f9f9;
            border: 1px solid #eee;
            padding: 18px;
            border-radius: 6px;
			box-sizing: border-box;
        }
        .adv-item strong {
            color: #2b3f78;
            font-size: 16px;
            display: block;
            margin-bottom: 8px;
        }
        .adv-item p {
            font-size: 14px;
            line-height: 1.8;
            color: #555;
        }
		/*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);
  }
}
 /**
*底栏一
*/
 .contact-inf {
    display: flex;
    justify-content: space-around;
    align-items: center;
    background-color: #009; /* 蓝色背景色 */
    color: white;
    padding: 20px;
}
.info-item {
    display: flex;
    align-items: center;
}
.icon-location,
.icon-phone,
.icon-mail {
    font-size: 24px; /* 图标大小 */
    margin-right: 10px;
}
.info-text span {
    margin-right: 5px;
	font-size:18px;
}
.info-text p {
    margin-right: 5px;
	color:#FFF;
	font-size:20px;
}

/* 媒体查询实现响应式 */
@media (max-width: 768px) {
   .contact-info {
        flex-direction: column; /* 小屏幕时垂直排列 */
    }
   .info-item {
        margin-bottom: 10px;
    }
}



/**
*底栏二
*/
 
 .dlh {
	width: 100%;
	height:80px;
	padding-top: 40px;
	background-color:#333; 
	float:left;
	text-align:center;
	margin-top:0px;
}
.dlh .menuitems { 
	height: 60px;
	text-align:center;
	font-weight:bold;
	}
ul {
	list-style-type:none;
	}
.dlh .menuitems li {
	padding:0px 22px;
	font-size:25px;
	display:inline;
	}
.dlh .menuitems li a:link,.dlh .menuitems li a:visited {
	color:#FFF;
	text-decoration:none;
	}
.dlh .menuitems li a:hover,.dlh .menuitems li a:active {
	color:#fff;
	text-decoration:none;
	}



/**
*底栏三
*/
/* footer 全局样式 */
footer.footer {
  width: 100%;
  padding: 20px 0;
  background: #f5f5f5; /* 浅灰背景，和页面区分 */
  text-align: center;
  font-size: 14px;
  color: #666;
  line-height: 1.8;
}

/* footer 内容容器 */
.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 版权信息 */
.copyright {
  margin: 0 0 8px;
}

/* ICP备案信息 */
.icp-info {
  margin: 0 0 8px;
}
.icp-info img {
  vertical-align: middle; /* 图标和文字垂直居中 */
  margin: 0 4px;
}
.icp-info a {
  color: #666;
  text-decoration: none;
}
.icp-info a:hover {
  color: #0033CC; /*  hover变品牌蓝 */
}

/* 站点地图链接样式（突出显示，方便爬虫抓取） */
.sitemap-link a {
  color: #0033CC; /* 品牌蓝，突出显示 */
  text-decoration: underline;
  font-weight: 500;
}
.sitemap-link a:hover {
  color: #0056b3;
  text-decoration: none;
}

/* 移动端适配 */
@media (max-width: 768px) {
  footer.footer {
    font-size: 12px;
    padding: 15px 0;
  }
}