/* 全局样式重置 */
* {margin:0;padding:0;outline:none;box-sizing: border-box;font-family:Microsoft YaHei, "Helvetica Neue", Arial, Helvetica, "PingFang SC", "Hiragino Sans GB", "Heiti SC", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;}
 body {line-height: 1.6;color: #000;}
 a {text-decoration: none;color: inherit;}
 ul, ol {list-style: none;}
 .container {width: 78%;margin: 0 auto;}

/* 顶部栏样式 - 修正宽度 */
.top-bar {height: 45px;width: 100%;background-color: #243547;color: white;font-size: 14px;display: flex;align-items: center;justify-content: center;}
.top-bar .container {display: flex;justify-content: space-between;align-items: center;height: 100%;}
.top-left, .top-right {display: flex;align-items: center;gap: 20px; }
.top-left i, .top-right i {padding-right: 5px;}

/* 菜单栏样式 - 修正宽度 */
.menu-bar {width: 100%;height: 108px;background: url(../images/menu-bg.jpg) repeat-x;display: flex;align-items: center;justify-content: center;}
.menu-bar .container {display: flex;justify-content: space-between;align-items: center;}
.logo { width: 134px; height: 108px; display: flex;align-items: center;justify-content: center;color: #243547;font-weight: bold;font-size: 20px;}
.nav-desktop {display: flex;gap: 30px;}
.nav-desktop a {color: white;font-size: 18px;padding-bottom: 5px;position: relative;transition: all 0.3s; margin: 0 15px;}
.nav-desktop a:hover {opacity: 0.9; }
.nav-desktop a.active::after {content: '';position: absolute;bottom: 0;left: 0;width: 100%;height: 2px;background-color: white;}
.nav-mobile {display: none;}
.menu-toggle {background: none;border: none;color: white;font-size: 24px;cursor: pointer;display: none;}
.mobile-menu {display: none;position: absolute;top: 108px;left: 0;width: 100%;background-color: #26374B;z-index: 1000;flex-direction: column;padding: 20px 0;}
.mobile-menu.active {display: flex;}
.mobile-menu a {color: white;font-size: 18px;padding: 15px 20px;text-align: center;border-bottom: 1px solid rgba(255, 255, 255, 0.1);}

/* Banner部分 */
.banner {width: 100%;height:auto;background-color: #ccc;background-size: cover;background-position: center; overflow: hidden;}
.banner img{width: 100%;height:auto;}

/* 内容展示区一 */
.section-1 {background-color: white;width: 100%;padding: 60px 0;}
.content-1 {display: flex;justify-content: space-between;gap: 40px;align-items: flex-start;}
.content-1-image {flex: 0 0 600px;height:388px; background-size: cover;}
.content-1-text {flex: 1;}
.company-title {color: #F6741E;font-weight: bold;font-size: 26px;margin-bottom: 20px;}
.company-intro p {font-size: 16px;text-indent: 2em;margin-bottom: 25px;line-height: 1.8; text-align: justify; letter-spacing:0.5px; }
.view-more-btn {display: inline-block;background-color: #F6741E;color: white;padding: 12px 30px;border-radius: 4px;font-weight: bold;transition: all 0.3s;}
.view-more-btn:hover {background-color: #e05d0a;}
        
 /* 内容展示区二 */
.section-2 {background-color: #E8E8E8;width: 100%;padding: 60px 0 80px;}
.section-title {color: #F6741E;font-weight: bold;font-size: 30px;text-align: center;margin-bottom: 15px;position: relative;}
.title-underline {display: flex;justify-content: center;gap: 10px;margin-bottom: 60px;}
.underline-part {width: 60px;height: 3px;background-color: #06AEEF;}

/* 产品分类 */
.product-categories {display: flex;justify-content: space-between;margin-bottom: 40px;gap: 10px;}
.category {flex: 1;background-color: #7B7B7B;color: white;text-align: center;padding: 15px 0;cursor: pointer;transition: all 0.3s;border-radius: 4px;font-size: 16px; font-weight: bold;}
.category:hover {opacity: 0.9; background-color: #F6741E;transition: all 0.3s;}
.category.active {background-color: #F6741E;}
        
/* 产品展示 */
.product-display {display: none;grid-template-columns: repeat(3, 1fr);gap: 20px;}
.product-display.active {display: grid;}
.product-item {background-color: white;border: 1px solid #DDDDDD;border-radius: 4px;overflow: hidden;transition: all 0.3s;}
.product-item:hover {transform: translateY(-5px);box-shadow: 0 5px 15px rgba(0,0,0,0.1);}
.product-img{height:auto;background-color: #f8f8f8; text-align:center;}
.product-img img.index-product-img{ width:80%; height:auto; padding:10px 5px;}
.product-title {height: 48px;background-color: #DDDDDD;display: flex;align-items: center;justify-content: center;font-weight: bold;font-size: 14px;}
.product-item:hover .product-title{background-color: #F6741E;color: #fff;}

        
/* 内容展示区三 */
.section-3 {background-color: white;width: 100%;padding: 60px 0 80px;}
.advantages {display: flex;justify-content: space-between;margin-bottom: 60px;}
.advantage-item {width: 21%;background-color: #0B4C9E;color: white;border-radius: 8px;padding: 25px 15px;text-align: center;display: flex;flex-direction: column;align-items: center;transition: all 0.3s;}
.advantage-item:hover {transform: translateY(-5px);box-shadow: 0 5px 15px rgba(11, 76, 158, 0.2);}
.advantage-icon {width: 80px;height: 50px;background-color: white;border-radius: 4px;margin-bottom: 15px;display: flex;align-items: center;justify-content: center;color: #0B4C9E;font-size: 24px;}
.advantage-title {font-size: 16px;margin-bottom: 15px;font-weight: bold;}
.vertical-line {width: 1px;height: 20px;background-color: white;margin-bottom: 15px;}
.advantage-desc {font-size: 14px;line-height: 1.5;}
.certifications {display: flex;justify-content: space-between;gap: 20px;}
.certification-img {flex: 1;border: 1px solid #DDDDDD; height:auto;}
.certification-img img{ width:100%;}
        
 /* 内容展示区四 */
.section-4 {background-color: #E8E8E8;width: 100%;padding: 60px 0 80px;}
.news-container {display: grid;grid-template-columns: repeat(2, 1fr);gap: 30px;}
.news-item {display: flex;background-color: white;border-radius: 8px;overflow: hidden;transition: all 0.3s;}
.news-item:hover {transform: translateY(-5px);box-shadow: 0 5px 15px rgba(0,0,0,0.1);}
.news-img {width: 335px;height:220px;background-size: cover;flex-shrink: 0;}
.news-img img{ width: 100%; height:220px;}
.news-content {padding:15px 20px;flex: 1;display: flex;flex-direction: column;}
.news-title {font-weight: bold;font-size: 16px;margin-bottom: 5px;}
.news-date {color: #666;margin-bottom: 5px;font-size: 14px;}
.news-desc {flex: 1;line-height: 1.5; text-align: justify;letter-spacing:0px; padding: 0;}
.news-btn {display: inline-block;background-color: #F6741E;color: white;width: 110px;height: 40px;line-height: 40px;text-align: center;border-radius: 4px;font-size: 14px;align-self: flex-start;transition: all 0.3s;}
.news-btn:hover {background-color: #e05d0a;}

/* 新闻内容页面特定样式 */
/* 内容二：新闻详情内容 */
.news-detail-section-2 {padding: 40px 0 60px;background-color: white;}
.news-detail-title {color: #F6741E;font-weight: bold;font-size: 32px;text-align: center;margin-bottom: 20px;line-height: 1.3;}
.news-meta {text-align: center;color: #666;margin-bottom: 30px;font-size: 16px;}
.news-date {margin-right: 20px;}
.news-logo {display: inline-block;width: 120px;height: 40px;background-color: #2A425E;color: white;font-weight: bold;font-size: 18px;line-height: 40px;text-align: center;border-radius: 4px;}
.news-content {font-size: 18px;line-height: 1.8;color: #333;}
.news-content p {margin-bottom: 25px;text-align: justify;}
.news-content-img {width: 100%;height: 400px;background-color: #f5f5f5;margin: 30px 0;border-radius: 8px;}
/* 内容三：上一篇下一篇导航 */
.news-detail-section-3 {padding: 40px 0 80px;background-color: white;}
.news-navigation {width: 100%;border-collapse: collapse;margin-top: 20px;}
.news-navigation td {width: 50%;padding: 20px;border: 2px solid #e0e0e0;vertical-align: middle;}
.news-navigation td:first-child {border-left: none;}
.news-navigation td:last-child {border-right: none;}
.prev-news, .next-news {display: block;color: #333;transition: all 0.3s;}
.prev-news:hover, .next-news:hover {color: #F6741E;}
.nav-label {font-size: 14px;color: #666;margin-bottom: 8px;}
.nav-title {font-size: 16px;font-weight: bold;line-height: 1.4;}
.next-news {text-align: right;}

/* 底部栏 */
.footer {background-color: #2A425E;width: 100%;padding: 40px 0;color: white;}
.footer-content {display: flex;justify-content: space-between;}
.footer-left {flex: 1;}
.footer-right {flex-shrink: 0;display: flex;align-items: center; }
.company-name {font-size: 26px;font-weight: bold;margin-bottom: 20px;}
.footer-info {margin-bottom: 5px;display: flex;align-items: center; letter-spacing: 1px;}
.footer-info i {margin-right: 10px;width: 20px;}
.footer-logo {width: 290px;height: 190px;display: flex;align-items: center;}
        
 /* 关于我们页面样式 */
.about-section {background-color: white;width: 100%;padding: 60px 0;}
.about-title {color: #F6741E;font-weight: bold;font-size: 30px;text-align: center;margin-bottom: 40px;}
.about-content {font-size: 16px;line-height: 1.8;text-align: justify;}
.about-content p {margin-bottom: 20px;text-indent: 2em;}

/* 关于我们页面特定样式 */
/* 内容一：热门关键词和路径 */
.about-section-1 {padding: 30px 0;background-color: white;}
.keywords-container {display: flex;justify-content: space-between;align-items: center;flex-wrap: wrap;gap: 20px;}     
.keywords {display: flex;align-items: center;flex-wrap: wrap;gap: 15px;}
.keywords-title {color: #F6741E;font-weight: bold;font-size: 18px;}
.keyword-item {background-color: #f5f5f5;padding: 8px 15px;border-radius: 20px;font-size: 14px;transition: all 0.3s;border: 1px solid #e0e0e0;}  
.keyword-item:hover {background-color: #F6741E;color: white;cursor: pointer;}
.breadcrumb {display: flex;align-items: center;font-size: 14px;color: #666;}
.breadcrumb i {margin-right: 5px;color: #F6741E;}
.breadcrumb a {color: #666;transition: color 0.3s;}
.breadcrumb a:hover {color: #F6741E;}
.breadcrumb span {margin: 0 8px;}

/* 内容二：灰色横线 */
.gray-line {width: 100%;height: 1px;background-color: #e0e0e0;margin: 0;padding: 0;}

/* 内容三：公司标题和简介 */
.about-section-3 {padding: 60px 0;background-color: white;}
.company-title-large {color: #F6741E;font-weight: bold;font-size: 32px;margin-bottom: 25px;text-align: center;}
.company-intro-large {font-size: 18px;line-height: 1.8;text-align: justify;color: #000;}
.company-intro-large p {margin-bottom: 20px;text-indent: 2em;}
        
/* 内容四:企业优势 */
.about-section-4 { background-image: url(../images/about_04.jpg); background-position:center; background-repeat:no-repeat; background-size: 100%;}
.advantages-info { padding-left: 50%;}
.advantages-content{padding:20px 0 5px 20%; color: white; height:114px; }
.advantages-content b{ font-size:16px; }
.advantages-content p{ line-height:1.5; font-size:14px;}
        
/* 内容五：以客户为中心 - 修改下划线样式，大幅加粗 */
.about-section-5 {padding: 60px 0;background-color: white;}
.section-title-blue {color: #07b8f4;font-weight: bold;font-size: 30px;margin-bottom: 40px;position: relative;display: inline-block; /* 使下划线长度与标题相同 */padding-bottom: 12px; /* 增加底部内边距，为更粗的下划线留出空间 */}
.section-title-blue::after {content: '';position: absolute;bottom: 0;left: 0;width: 100%; /* 下划线宽度与标题文本宽度相同 */height: 8px; /* 大幅加粗下划线 */background-color: #F6741E;border-radius: 4px; /* 添加圆角使下划线看起来更美观 */}
.client-centered {display: flex;justify-content: space-between;align-items: center;gap: 40px;}
.client-text {flex: 1;}
.client-text p {font-size: 16px;line-height: 1.8;margin-bottom: 20px;text-align: justify;}
.client-image {flex: 1;height: 350px;border-radius: 8px;box-shadow: 0 5px 15px rgba(0,0,0,0.1);}
.client-image img{ width:100%;}
        
/* 内容六：成功案例 - 修改下划线样式，大幅加粗 */
.about-section-6 {padding: 60px 0 80px;background-color: white;}
.cases-grid {display: grid;grid-template-columns: repeat(3, 1fr);gap: 30px;margin-top: 40px;}
.case-item {background-color: #fff;border-radius: 8px;overflow: hidden;transition: all 0.3s;border: 1px solid #e0e0e0;display: flex;flex-direction: column;align-items: center; padding: 20px 0;}
.case-item:hover {transform: translateY(-5px);box-shadow: 0 10px 20px rgba(0,0,0,0.1);}
.case-logo img{width:auto;height:60px;display: flex;align-items: center;justify-content: center;margin: 10px auto 20px;}
.case-intro {font-size: 16px;line-height: 1.6;color: #000; text-align: left; padding: 0 30px;; width: 100%;}

/* 联系我们页面特定样式 */
/* 内容三：联系我们标题 */
.contact-section-3 {padding: 60px 0 40px;background-color: white;}
.contact-title {color: #F6741E;font-weight: bold;font-size: 32px;text-align: center;margin-bottom: 15px;position: relative;}
.title-underline {display: flex;justify-content: center;gap: 10px;margin-bottom: 40px;}
.underline-part {width: 60px;height: 3px;background-color: #06AEEF;}
.contact-intro {text-align: center;font-size: 18px;line-height: 1.8;color: #555;max-width: 800px;margin: 0 auto 50px;}
/* 内容四：联系方式区域 - 更新图标为圆形 */
.contact-section-4 {padding: 40px 0 80px;background-color: white;}
.contact-items {display: flex;justify-content: space-between;flex-wrap: wrap;gap: 40px;}
.contact-item {flex: 1;min-width: 220px;display: flex;align-items: flex-start;gap: 20px;}
.contact-icon {color: white;font-size: 22px;width: 60px;height: 60px;border-radius: 50%;background-color: #F6741E;display: flex;align-items: center;justify-content: center;flex-shrink: 0;transition: all 0.3s;}
.contact-item:hover .contact-icon {transform: scale(1.1);box-shadow: 0 5px 15px rgba(246, 116, 30, 0.3);}
.contact-info {flex: 1;}
.contact-info p {margin: 5px 0;font-size: 16px;line-height: 1.5;}
.contact-label {font-weight: bold;color: #333;margin-bottom: 8px;font-size: 18px;}

/* 新闻列表页面特定样式 */
/* 内容二：新闻动态标题 - 调整间距 */
.news-section-2 {padding: 60px 0 0; /* 减少底部内边距 */background-color: white;}
.news-title-container {margin-bottom: 40px; /* 设置标题和下划线整体与新闻列表的间距为60px */}
.news-title {color: #F6741E;font-weight: bold;font-size: 32px;text-align: center;margin-bottom: 15px; /* 标题与下划线之间的间距 */}
.title-underline {display: flex;gap: 10px;justify-content: center;}
.underline-part {width: 60px;height: 3px;background-color: #06AEEF;}

/* 内容三：新闻列表 */
.news-section-3 {padding: 0 0 60px; /* 调整内边距，与标题间距为60px */background-color: white;}
.news-list {display: flex;flex-direction: column;gap: 40px;}
.news-item {display: flex;gap: 30px;padding-bottom: 40px;}
.news-item:last-child {border-bottom: none;}
.news-image {flex: 0 0 30%;height: 200px;background-color: #f5f5f5;border-radius: 8px;}
.news-content {flex: 1;display: flex;flex-direction: column;}
.news-content img{ margin:0 auto; max-height:300px; width:auto;}
.news-content-title {font-weight: bold;font-size: 22px;margin-bottom: 10px;color: #333;line-height: 1.3;}
.news-content-title:hover {color: #F6741E;}
.news-date {color: #666;margin-bottom: 15px;font-size: 14px;}
.news-desc {flex: 1;margin-bottom: 20px;line-height: 1.6;color: #555;}

/* 内容四：分页按钮 */
.news-section-4 {padding: 40px 0 80px;background-color: white;}
.pagination{ margin-top:30px;display: flex;justify-content: left;align-items: center;gap: 10px;flex-wrap: wrap; padding-left:20px;}
.pagination a{padding: 8px 15px;background-color: #f5f5f5;color: #333;border-radius: 4px;transition: all 0.3s;border: 1px solid #e0e0e0;font-size: 14px;}
.pagination span{margin-right: 20px;color: #666;font-size: 14px;} /* SPAN和链接 */
.pagination a:hover, .pagination a.current{background-color: #F6741E;color: white;border-color: #F6741E;} /* 当前链接有激活时 */
.pagination input{padding: 8px 15px;background-color: #f5f5f5;color: #333;border-radius: 4px;transition: all 0.3s;border: 1px solid #e0e0e0;font-size: 14px;} /* 跳转INPUT */

/* 定制服务页面特定样式 */
/* 内容二：定制服务标题和内容 - 标题居中，内容左对齐 */
.custom-section-2 {padding: 60px 0 40px;background-color: white;}
.custom-title {color: #F6741E;font-weight: bold;font-size: 32px;text-align: center; /* 标题居中 */margin-bottom: 30px;}
.custom-content {font-size: 18px;line-height: 1.8;color: #333;margin: 0 auto;text-align: left; /* 内容左对齐 */}
.custom-content p {margin-bottom: 25px;text-align: justify;}

/* 内容三：服务特色 - 左右结构，无边框背景 */
.custom-section-3 {padding: 40px 0 60px;background-color: white;}
.service-features {display: flex;justify-content: space-between;flex-wrap: wrap;gap: 30px;}
.feature-item {flex: 1;min-width: 220px;display: flex;align-items: center;gap: 20px;padding: 20px;transition: all 0.3s;}
.feature-item:hover {transform: translateY(-5px);}
.feature-icon {color: #F6741E;font-size: 40px;width: 60px;height: 60px;display: flex;align-items: center;justify-content: center;flex-shrink: 0;}
.feature-text {flex: 1;display: flex;flex-direction: column;}
.feature-text p {margin: 3px 0;font-size: 16px;line-height: 1.5;}
.feature-main {font-weight: bold;font-size: 20px;color: #333;}
.feature-sub {color: #666;}

/* 内容四：服务时效 - 高度减少一半 */
.custom-section-4 {padding: 40px 0 80px;background-color: white;}
.service-timeline {display: flex;justify-content: space-between;gap: 8px; /* 间隔8px */}
.timeline-item {flex: 1;background-color: #F6741E;border-radius: 8px;padding: 20px 30px; /* 减少内边距，降低高度 */position: relative;min-height: 90px; /* 高度减少一半 */display: flex;flex-direction: column;justify-content: space-between;color: white;}
.timeline-number {font-size: 40px;font-weight: bold;line-height: 1;margin-bottom: 5px; /* 减少间距 */}
.timeline-unit {font-size: 24px;font-weight: bold;margin-left: 5px;}
.timeline-desc {font-size: 16px;text-align: right;align-self: flex-endmargin-top: auto;line-height: 1.4;}

/* 产品列表页面特定样式 */
 /* 内容二：产品展示区域 */
.product-section-2 {padding: 40px 0 60px;background-color: white;}
.product-container {display: flex;gap: 30px;}

/* 左侧产品分类 */
.product-sidebar {flex: 0 0 20%;border-radius: 4px;overflow: hidden;}
.sidebar-title {background-color: #F6741E;color: white;font-weight: bold;font-size: 18px;padding: 15px 20px;text-align: center;}
.category-list {list-style: none;}
.category-item {padding: 15px 20px;border-bottom: 1px solid #e0e0e0;transition: all 0.3s;cursor: pointer;font-size: 16px;}
.category-item:last-child { }
.category-item:hover {background-color: #f9f9f9;color: #F6741E;}
.category-item.active {background-color: #f0f0f0;color: #F6741E;font-weight: bold;}

/* 右侧产品展示 - 添加间隔 */
.product-main {flex: 1;border-radius: 4px;overflow: hidden; }
.product-grid {display: grid;grid-template-columns: repeat(3, 1fr);gap: 15px; /* 添加产品之间的间隔 */padding:0 15px 30px; /* 添加内边距 */}
.product-name {background-color: #f0f0f0;padding: 15px 10px;text-align: center;font-weight: bold;font-size: 16px;border-top: 1px solid #e0e0e0;}
.product-item:hover .product-name{background-color: #F6741E;color: #fff;}

/* 产品详情页面特定样式 */
/* 内容二：产品展示区域 */
.product-detail-section-2 {padding: 60px 0 80px; /* 顶部内边距60px，为标题和下划线留出空间 */background-color: white;}
.product-detail-container {display: flex;gap: 30px;}


/* 右侧产品详情 */
.product-detail-main {flex: 1;}

/* 产品标题和下划线 */
.product-detail-title-container {margin-bottom: 40px; /* 标题和下划线整体距离内容展示顶部60px */}
.product-detail-title {color: #F6741E;font-weight: bold;font-size: 32px;text-align: center;margin-bottom: 15px;}


/* 产品详情内容 */
.product-detail-content {margin-bottom: 50px;}
.product-description {font-size: 18px;line-height: 1.8;color: #333;}
.product-description p {margin-bottom: 20px;text-align: justify;}
.news-content img,.product-description img{flex: 1; max-width:600px; height:auto; border-radius: 8px;}

/* 上一篇下一篇导航 */
.product-navigation {display: flex;justify-content: space-between;border-top: 1px solid #e8e8e8;padding-top: 30px;}
.prev-product, .next-product {display: flex;align-items: center;gap: 10px;color: #333;transition: all 0.3s;max-width: 45%;}
.prev-product:hover, .next-product:hover {color: #F6741E;}
.nav-icon {font-size: 20px;color: #F6741E;}
.nav-info {flex: 1;}
.nav-label {font-size: 14px;color: #666;margin-bottom: 5px;}
.nav-title {font-size: 16px;font-weight: bold;line-height: 1.4;}
.next-product {text-align: right;flex-direction: row-reverse;}


/* 响应式设计 */
@media (max-width: 1200px) {
.container {width: 90%;}
.custom-content {width: 90%; /* 响应式调整宽度 */}
.company-intro-large {font-size: 16px;}
.about-section-4 { background-image:none; background-color:#004db5;height:auto; }
.advantages-info { padding:20px 2%;}
.advantages-content{padding:10px 0; color: white; height:auto; }
.advantages-content b{ font-size:16px; }
.advantages-content p{ line-height:1.5; font-size:14px;}
}

@media (max-width: 992px) {
.content-1 {flex-direction: column;}
.content-1-image { flex: none; width: 100%; max-width: 570px; }
.advantages { flex-wrap: wrap;gap: 20px;}
.advantage-item {  width: 47%; padding:10px 1%;}
.certifications { flex-direction: row; }
.certification-img { height: auto;}
.footer-content {flex-direction: column; }
.footer-right { margin-top: 30px; align-self: center; }
.client-centered {flex-direction: column;}
.client-image {width: 100%;max-width: 570px;}
.cases-grid {grid-template-columns: repeat(3, 1fr);}
.contact-items {gap: 30px;}
.contact-item {min-width: calc(50% - 30px);}
.news-item {flex-direction: column;gap: 20px;}   
.news-image {flex: none;width: 100%;height: 250px;}
.service-features {gap: 20px;}
.feature-item {min-width: calc(50% - 20px);}
.service-timeline {flex-direction: column;gap: 15px;}
.timeline-item {min-height: 80px; /* 响应式调整高度 */}
.product-container {flex-direction: column;}
.product-sidebar {flex: none;width: 100%;}
.product-grid {grid-template-columns: repeat(3, 1fr);gap: 12px; /* 平板端调整间隔 */padding: 12px;}
.product-detail-container {flex-direction: column;}
.product-sidebar {flex: none;width: 100%;}
.product-images {flex-direction: column;}
.product-thumbnails {flex-direction: row;flex-wrap: wrap;justify-content: center;}
.thumbnail {flex: 0 0 calc(33.333% - 10px);}       
.footer-right{display: none;}
            
}
        
@media (max-width: 768px) {
.top-left, .top-right {font-size: 12px;gap: 10px;}
.menu-bar {width: 100%;height: 70px;overflow: hidden;}
.logo { height: 70px;}
.logo img{width:auto; height:65px; padding-top:5px; }
.nav-desktop {display: none;}
.menu-toggle {display: block;}
.product-categories {flex-wrap: wrap;}
.category {flex: 0 0 calc(32% - 5px);font-size: 14px;padding: 12px 0;}
.product-display { grid-template-columns: repeat(3, 1fr);}
.news-container {grid-template-columns: 1fr;}
.news-item {flex-direction: column;}
.news-img {width: 100%;height: 200px;}
.keywords-container {flex-direction: column;align-items: flex-start;}
.cases-grid {grid-template-columns: 1fr;}
.company-title-large {font-size: 26px; text-align: left;}
.company-intro-large {font-size: 16px;}
.section-title-blue {font-size: 24px;padding-bottom: 10px; /* 响应式调整下划线间距 */}
.section-title-blue::after {height: 6px; /* 响应式调整下划线粗细 */border-radius: 3px;}
.contact-title {font-size: 28px;}
.contact-item {min-width: 100%;}
.contact-intro {font-size: 16px;padding: 0 20px;}
.contact-icon {width: 55px;height: 55px;font-size: 20px;}
.news-title {font-size: 28px;}
.news-title-container {margin-bottom: 40px; /* 移动端调整间距 */}
.news-content-title {font-size: 20px;}
.feature-item {min-width: calc(50% - 20px);}
.pagination {gap: 8px;}
.page-btn {padding: 6px 12px;font-size: 13px;}
.pagination-info {margin-right: 10px;font-size: 13px;}
.news-detail-title {font-size: 28px;}
.news-content {font-size: 16px;}
.news-content-img {height: 300px;}
.news-navigation td {padding: 15px;}
.nav-title {font-size: 15px;}
.custom-title {font-size: 28px;}
.custom-content {width: 100%; /* 移动端宽度100% */}
.feature-icon {font-size: 36px;width: 50px;height: 50px;}
.timeline-item {min-height: 70px; /* 移动端调整高度 */padding: 15px 20px;}
.timeline-number {font-size: 36px;}
.timeline-unit {font-size: 22px;}
.product-sidebar{display: none;}
.product-grid {grid-template-columns: repeat(3, 1fr);gap: 10px; /* 手机端调整间隔 */padding: 10px;}
.product-detail-title {font-size: 28px;}
.product-detail-title-container {	margin-bottom: 40px;}
.main-product-img {height: 250px;}
.product-navigation {flex-direction: column;gap: 20px;}
.prev-product, .next-product {max-width: 100%;}
.next-product {	text-align: left;flex-direction: row;}
.custom-section-2 {padding: 60px 0 20px;background-color: white;}
.custom-section-3 {padding: 20px 0 20px;background-color: white;}
}

@media (max-width: 576px) {
.top-email{display: none;}
.content-1-image{height:auto;}
.content-1-image img {height:auto; width:95%;}
.company-intro p {font-size: 14px;text-indent: 2em;margin-bottom: 10px;line-height: 1.5; text-align: justify; letter-spacing:0.5px; }
.company-title {font-size: 22px;}
.category {font-size: 13px;}
.product-display {grid-template-columns:repeat(2, 1fr); gap: 10px;}
.section-title-blue {font-size: 22px;padding-bottom: 8px;}
.section-title-blue::after {height: 5px;border-radius: 2.5px;}
.keyword-item {font-size: 12px;padding: 6px 12px;}
.contact-title {font-size: 24px;}
.contact-icon {width: 50px;height: 50px;font-size: 18px;}
.contact-info p {font-size: 15px;}
.news-content-title {font-size: 18px;}
.news-desc {font-size: 14px;}
.news-btn {padding: 8px 20px;font-size: 13px;}
.news-content-img {height: 200px;}
.news-navigation {display: block;}
.news-navigation tr {display: block;margin-bottom: 20px;}
.news-navigation td {display: block;width: 100%;border: 2px solid #e0e0e0 !important;margin-bottom: 10px;}
.next-news {text-align: left;}
.custom-content {font-size: 16px;}
.feature-main {font-size: 18px;}
.timeline-item {min-height: 60px; /* 手机端调整高度 */padding: 12px 15px;}
.timeline-number {font-size: 32px;}
.timeline-unit {font-size: 20px;}
.timeline-desc {font-size: 15px;}
.product-name {font-size: 15px;padding: 12px 10px;}
.product-grid {grid-template-columns: repeat(2, 1fr);gap:8px; /* 手机端调整间隔 */padding:8px;}
.product-detail-title {font-size: 24px;}
.keyword-item {font-size: 12px;padding: 6px 12px;}
.thumbnail {flex: 0 0 calc(50% - 10px);}
.specs-table td {padding: 10px 12px;font-size: 15px;display: block;width: 100%;}
.specs-table tr {display: block;margin-bottom: 15px;border-bottom: 2px solid #e8e8e8;padding-bottom: 15px;}
.specs-table tr:last-child {margin-bottom: 0;border-bottom: none;padding-bottom: 0;}

}