/* 内页通用样式 */
.page-banner{position:relative;width:100%;height:200px;overflow:hidden;margin-top:80px}
.page-banner img{width:100%;height:100%;object-fit:cover}
.page-banner-content{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;z-index:2}
.page-banner-content h1{font-size:42px;color:#333;font-weight:700;margin-bottom:10px;letter-spacing:8px}
.page-banner-content p{font-size:18px;color:#666;letter-spacing:4px}
.page-main{padding:50px 0 80px;background-color:#fff}
.page-container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;box-sizing:border-box}
.page-title-bar{display:flex;align-items:flex-end;justify-content:space-between;padding-bottom:20px;border-bottom:1px solid #eee;margin-bottom:40px}
.page-title h2{font-size:28px;color:#1e88e5;font-weight:600;margin-bottom:5px}
.page-title span{font-size:14px;color:#999;text-transform:uppercase;letter-spacing:2px}
.page-nav-tabs{display:flex;gap:10px}
.tab-link{display:inline-block;padding:12px 30px;background-color:#1e88e5;color:#fff;font-size:14px;border-radius:4px}
.about-intro{display:flex;gap:40px;margin-bottom:30px}
.about-intro-image{flex-shrink:0;width:380px}
.about-intro-image img{width:100%;height:auto;border-radius:4px}
.about-intro-text{flex:1}
.about-intro-text p{font-size:15px;color:#666;line-height:2;margin-bottom:20px;text-align:justify;text-indent:2em}
.news-tabs{display:flex;gap:0}
.news-tab{padding:10px 25px;font-size:14px;color:#666;background-color:#f5f5f5;border:1px solid #e0e0e0;border-left:none}
.news-tab:first-child{border-left:1px solid #e0e0e0}
.news-tab.active{background-color:#3d8db8;border-color:#3d8db8;color:#fff}
.news-list{margin-top:40px}
.news-item{display:flex;gap:30px;padding:30px 0;border-bottom:1px dashed #e0e0e0}
.news-item:first-child{padding-top:0}
.news-item-image{flex-shrink:0;width:280px;height:180px;overflow:hidden;border-radius:4px}
.news-item-image img{width:100%;height:100%;object-fit:cover}
.news-item-content{flex:1;display:flex;flex-direction:column;justify-content:space-between}
.news-item-content h3{font-size:18px;color:#333;font-weight:500;line-height:1.4;margin-bottom:15px}
.news-item-content p{font-size:14px;color:#888;line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-item-date{font-size:13px;color:#999;margin-top:15px}
.pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:50px;padding-bottom:20px}
.page-btn{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 12px;font-size:14px;color:#666;background-color:#fff;border:1px solid #e0e0e0;border-radius:4px}
.page-btn.active{background-color:#3d8db8;border-color:#3d8db8;color:#fff}
.detail-banner{width:100%;height:200px;margin-top:80px;position:relative;overflow:hidden;background-color:#7ecef4}
.detail-banner img{width:100%;height:100%;object-fit:cover}
.detail-banner-text{position:absolute;top:50%;left:10%;transform:translateY(-50%)}
.detail-banner-text span{font-size:28px;color:#e8529a;font-weight:500}
.detail-main{background-color:#f5f5f5;padding:40px 0 60px}
.detail-container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;box-sizing:border-box;display:flex;gap:30px}
.detail-content{flex:1;background-color:#fff;padding:40px;box-sizing:border-box}
.article-header h1{font-size:22px;color:#333;font-weight:600;line-height:1.4;margin-bottom:15px}
.article-meta{font-size:13px;color:#999;padding-bottom:20px;border-bottom:1px solid #eee;margin-bottom:25px}
.article-meta span{margin-right:20px}
.article-body{font-size:15px;color:#666;line-height:2}
.article-body p{margin-bottom:20px;text-indent:2em}
.article-image{margin:25px 0;text-align:center}
.article-image img{max-width:100%;height:auto}
.article-nav{margin-top:40px;padding-top:25px;border-top:1px solid #eee}
.article-nav a{display:block;font-size:14px;color:#666;margin-bottom:10px}
.article-nav a:hover{color:#3d8db8}
.article-nav .nav-label{color:#333}
.comment-section{margin-top:50px;padding-top:30px;border-top:1px solid #eee}
.comment-tip{font-size:13px;color:#999;margin-bottom:20px}
.comment-form .form-group{margin-bottom:15px;display:flex;align-items:flex-start}
.comment-form .form-group.form-title input{background-color:#f5f5f5;color:#666}
.comment-form label{width:70px;font-size:14px;color:#666;line-height:40px;flex-shrink:0}
.comment-form input,.comment-form textarea{flex:1;padding:10px 15px;font-size:14px;border:1px solid #ddd;outline:none}
.comment-form textarea{resize:vertical;min-height:100px}
.form-submit{margin-top:20px}
.submit-btn{padding:12px 40px;font-size:14px;color:#fff;background-color:#3d8db8;border:none;cursor:pointer}
.submit-btn:hover{background-color:#2d7aa5}
.detail-sidebar{width:320px;flex-shrink:0}
.sidebar-section{background-color:#fff;padding:25px}
.sidebar-title{font-size:18px;color:#333;font-weight:600;padding-bottom:15px;border-bottom:2px solid #3d8db8;margin-bottom:20px}
.related-news{list-style:none}
.related-item{padding:15px 0;border-bottom:1px dashed #eee}
.related-item:first-child{padding-top:0}
.related-item:last-child{border-bottom:none}
.related-item a{display:flex;gap:15px}
.related-image{width:80px;height:60px;flex-shrink:0;overflow:hidden}
.related-image img{width:100%;height:100%;object-fit:cover}
.related-content{flex:1;overflow:hidden}
.related-content h4{font-size:14px;color:#333;font-weight:500;line-height:1.5;margin-bottom:5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.related-item:hover .related-content h4{color:#3d8db8}
.related-content p{font-size:12px;color:#999;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
/* 产品中心页面 */
.product-tabs{display:flex;gap:0}
.product-tab{padding:12px 30px;font-size:14px;color:#666;background-color:#fff;border:1px solid #e0e0e0;border-left:none;transition:all 0.3s}
.product-tab:first-child{border-left:1px solid #e0e0e0}
.product-tab:hover{color:#3d8db8}
.product-tab.active{background-color:#3d8db8;border-color:#3d8db8;color:#fff}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-bottom:50px}
.product-card{border:1px solid #e0e0e0;overflow:hidden;transition:all 0.3s}
.product-card:hover{box-shadow:0 5px 20px rgba(0,0,0,0.1)}
.product-image{height:280px;background-color:#fff;display:flex;align-items:center;justify-content:center;padding:20px;box-sizing:border-box}
.product-image img{max-width:100%;max-height:100%;object-fit:contain}
.product-info{display:flex;align-items:center;justify-content:space-between;padding:15px 20px;background-color:#3d8db8;color:#fff}
.product-name{font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}
.product-arrow{font-size:18px;margin-left:10px}
.product-pagination{margin-top:50px}
.page-goto{display:flex;align-items:center;font-size:14px;color:#666;margin-left:15px}
.page-input{width:40px;height:28px;border:1px solid #e0e0e0;text-align:center;margin:0 8px;outline:none}
@media screen and (max-width:992px){.product-grid{grid-template-columns:repeat(2,1fr);gap:20px}}
@media screen and (max-width:576px){.product-grid{grid-template-columns:1fr}.product-tabs{flex-wrap:wrap}.product-tab{padding:10px 20px;font-size:13px}}

/* 产品详情页面 */
.product-detail-wrapper{display:flex;gap:30px}
.product-detail-main{flex:1}
.product-detail-sidebar{width:280px;flex-shrink:0}

/* 产品基本信息 */
.product-basic{display:flex;gap:30px;padding:25px;border:1px solid #e0e0e0;margin-bottom:30px}
.product-basic-info{flex:1}
.product-title{font-size:18px;color:#333;font-weight:600;margin-bottom:20px;padding-left:15px;border-left:3px solid #3d8db8}
.product-specs{margin-bottom:25px}
.product-specs p{font-size:14px;color:#666;line-height:2}
.product-specs .spec-label{color:#333}
.product-specs a{color:#3d8db8}
.btn-consult{display:inline-block;padding:10px 25px;background-color:#3d8db8;color:#fff;font-size:14px;border-radius:4px}
.btn-consult:hover{background-color:#2d7aa5}
.product-basic-gallery{width:320px;flex-shrink:0}
.gallery-main{position:relative;border:1px solid #e0e0e0;padding:10px;margin-bottom:15px}
.gallery-main img{width:100%;height:auto}
.gallery-zoom{position:absolute;bottom:15px;right:15px;font-size:18px;color:#999}
.gallery-thumbs{display:flex;align-items:center;gap:10px}
.thumb-prev,.thumb-next{width:24px;height:24px;border:1px solid #e0e0e0;background:#fff;cursor:pointer;font-size:12px}
.thumb-list{flex:1;display:flex;gap:8px}
.thumb-item{width:50px;height:50px;border:2px solid #e0e0e0;padding:3px;cursor:pointer;box-sizing:border-box}
.thumb-item.active{border-color:#3d8db8}
.thumb-item img{width:100%;height:100%;object-fit:contain}

/* 产品详情内容 */
.product-detail-section{margin-bottom:30px}
.section-title{font-size:16px;color:#3d8db8;font-weight:600;margin-bottom:20px;display:flex;align-items:center;gap:8px}
.section-title .title-bar{width:3px;height:18px;background-color:#3d8db8}
.product-detail-content{border:1px solid #e0e0e0}
.detail-top-banner{position:relative;height:180px;background:linear-gradient(135deg,#3d8db8,#5ba8d0);overflow:hidden}
.detail-top-banner img{width:100%;height:100%;object-fit:cover}
.detail-banner-overlay{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:rgba(61,141,184,0.7)}
.detail-banner-overlay h3{color:#fff;font-size:28px;font-weight:600;letter-spacing:4px}
.detail-features{display:flex;justify-content:center;gap:40px;padding:30px 0;background:#f8f9fa}
.feature-item{text-align:center}
.feature-icon{width:60px;height:60px;border:2px solid #3d8db8;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:16px;color:#3d8db8;font-weight:600;margin:0 auto 8px}
.feature-item span{font-size:12px;color:#999}
.detail-product-name{text-align:center;font-size:28px;color:#3d8db8;font-weight:600;padding:30px 0}
.detail-params{display:flex;gap:30px;padding:30px;background:#f8f9fa}
.params-box{flex:1;background:#3d8db8;color:#fff;padding:25px;border-radius:8px}
.params-box h4{font-size:16px;margin-bottom:15px;border-bottom:1px solid rgba(255,255,255,0.3);padding-bottom:10px}
.params-box h4 small{font-size:12px;font-weight:normal}
.params-box ul li{font-size:13px;line-height:2}
.params-box ul li span{color:rgba(255,255,255,0.8)}
.params-image{width:200px;display:flex;align-items:center;justify-content:center}
.params-image img{max-width:100%;max-height:200px;object-fit:contain}
.detail-showcase{padding:30px}
.showcase-title{text-align:center;font-size:18px;color:#fff;background:#3d8db8;padding:15px;margin-bottom:20px}
.showcase-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
.showcase-grid img{width:100%;height:auto;border:1px solid #e0e0e0;padding:10px;box-sizing:border-box}

/* 上下产品导航 */
.product-nav-links{display:flex;justify-content:space-between;padding:20px 0;border-top:1px solid #eee;margin-bottom:30px}
.product-nav-links a{font-size:14px;color:#3d8db8}
.product-nav-links a:hover{color:#2d7aa5}

/* 在线留言 */
.online-message{padding-top:20px}
.message-form .form-row{margin-bottom:15px}
.message-form label{display:block;font-size:14px;color:#666;margin-bottom:8px}
.message-form .required{color:#ff4d4f}
.message-form input,.message-form textarea{width:100%;max-width:500px;padding:10px 15px;font-size:14px;border:1px solid #ddd;outline:none;box-sizing:border-box}
.message-form input:focus,.message-form textarea:focus{border-color:#3d8db8}
.message-form textarea{min-height:100px;resize:vertical}
.btn-submit{padding:12px 35px;font-size:14px;color:#fff;background-color:#3d8db8;border:none;border-radius:4px;cursor:pointer}
.btn-submit:hover{background-color:#2d7aa5}

/* 热门产品 */
.hot-products{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
.hot-product-item{border:1px solid #e0e0e0;padding:15px;text-align:center}
.hot-product-item img{width:100%;height:80px;object-fit:contain;margin-bottom:10px}
.hot-product-item span{font-size:12px;color:#666;display:block}
.hot-product-item:hover{border-color:#3d8db8}
.hot-product-item:hover span{color:#3d8db8}

@media screen and (max-width:992px){
.product-detail-wrapper{flex-direction:column}
.product-detail-sidebar{width:100%}
.product-basic{flex-direction:column}
.product-basic-gallery{width:100%}
.detail-params{flex-direction:column}
.params-image{width:100%}
.showcase-grid{grid-template-columns:repeat(3,1fr)}
}
@media screen and (max-width:576px){
.detail-features{flex-wrap:wrap;gap:20px}
.showcase-grid{grid-template-columns:repeat(2,1fr)}
.hot-products{grid-template-columns:1fr}
}

.page-footer{background-color:#4a9aba}
.footer-main{padding:40px 0 50px}
.footer-container{width:100%;max-width:1800px;margin:0 auto;padding:0 60px;box-sizing:border-box;display:flex;align-items:flex-start}
.footer-qrcode{flex-shrink:0;width:140px;margin-right:60px}
.footer-qrcode h4{font-size:16px;color:#fff;font-weight:500;margin-bottom:15px}
.qrcode-box{margin-bottom:15px}
.qrcode-box img{width:110px;height:110px;background-color:#fff;padding:5px;box-sizing:border-box}
.qrcode-tip{font-size:14px;color:rgba(255,255,255,0.8);text-align:center}
.footer-nav{flex:1;display:flex;justify-content:flex-start;gap:60px}
.footer-nav-group h4{font-size:16px;color:#fff;font-weight:500;margin-bottom:20px}
.footer-nav-group ul li{margin-bottom:12px}
.footer-nav-group ul li a{font-size:14px;color:rgba(255,255,255,0.8)}
.footer-nav-group ul li a:hover{color:#fff}
.footer-contact{flex-shrink:0;width:320px;margin-left:40px}
.footer-contact h4{font-size:16px;color:#fff;font-weight:500;margin-bottom:20px}
.footer-contact ul li{font-size:14px;color:rgba(255,255,255,0.8);line-height:1.8;margin-bottom:8px}
.footer-bottom{background-color:#3d8aa8;padding:18px 0}
.footer-bottom-container{width:100%;max-width:1800px;margin:0 auto;padding:0 60px;box-sizing:border-box;display:flex;justify-content:space-between;align-items:center}
.footer-bottom .copyright{font-size:13px;color:rgba(255,255,255,0.7)}
.footer-bottom-right{display:flex;gap:40px}
.footer-bottom-right span{font-size:13px;color:rgba(255,255,255,0.7)}
@media screen and (max-width:992px){
.about-intro{flex-direction:column}
.about-intro-image{width:100%;max-width:500px}
.news-item{flex-direction:column;gap:20px}
.news-item-image{width:100%;height:200px}
.detail-container{flex-direction:column}
.detail-sidebar{width:100%}
.footer-container{flex-direction:column;padding:0 30px}
.footer-qrcode{width:100%;margin-right:0;margin-bottom:30px;text-align:center}
.footer-qrcode h4{text-align:center}
.qrcode-box{display:flex;justify-content:center}
.footer-nav{width:100%;flex-wrap:wrap;gap:25px 40px;justify-content:flex-start}
.footer-nav-group{width:calc(33.33% - 30px);min-width:100px}
.footer-contact{width:100%;margin-left:0;margin-top:30px}
}

@media screen and (max-width:768px){
.page-banner{height:150px;margin-top:60px}
.page-title-bar{flex-direction:column;align-items:flex-start;gap:15px}
.detail-banner{height:150px;margin-top:60px}
.detail-content{padding:25px}
.article-header h1{font-size:18px}
.comment-form .form-group{flex-direction:column}
.comment-form label{width:auto;line-height:1.5;margin-bottom:5px}
.footer-container{padding:0 20px}
.footer-main{padding:30px 0 40px}
.footer-nav{gap:20px 30px}
.footer-nav-group{width:calc(50% - 20px)}
.footer-nav-group h4{font-size:14px;margin-bottom:15px}
.footer-nav-group ul li{margin-bottom:10px}
.footer-nav-group ul li a{font-size:13px}
.footer-contact h4{font-size:14px}
.footer-contact ul li{font-size:13px}
.footer-bottom{padding:15px 0}
.footer-bottom-container{flex-direction:column;gap:10px;text-align:center;padding:0 20px}
.footer-bottom .copyright{font-size:12px}
.footer-bottom-right{flex-direction:column;gap:5px}
.footer-bottom-right span{font-size:12px}
}

@media screen and (max-width:480px){
.footer-container{padding:0 15px}
.footer-qrcode{margin-bottom:25px}
.qrcode-box img{width:90px;height:90px}
.qrcode-tip{font-size:12px}
.footer-nav{gap:15px 20px}
.footer-nav-group{width:calc(50% - 15px)}
.footer-nav-group h4{font-size:13px;margin-bottom:12px}
.footer-nav-group ul li{margin-bottom:8px}
.footer-nav-group ul li a{font-size:12px}
.footer-contact{margin-top:25px}
.footer-contact h4{font-size:13px;margin-bottom:12px}
.footer-contact ul li{font-size:12px;line-height:1.6;margin-bottom:6px}
.footer-bottom-container{padding:0 15px}
}

/* 产业发展页面 */
.industry-tabs{display:flex;gap:0}
.industry-tab{padding:12px 30px;font-size:14px;color:#666;background-color:#fff;border:1px solid #e0e0e0;border-left:none;transition:all 0.3s}
.industry-tab:first-child{border-left:1px solid #e0e0e0}
.industry-tab:hover{color:#3d8db8}
.industry-tab.active{background-color:#3d8db8;border-color:#3d8db8;color:#fff}
.page-divider{border-top:1px solid #ddd;margin:30px 0 40px}
.industry-map{text-align:center}
.industry-map img{max-width:100%;height:auto}

/* 联系我们页面 */
.contact-tabs{display:flex;gap:0}
.contact-tab{padding:12px 30px;font-size:14px;color:#666;background-color:#fff;border:1px solid #e0e0e0;border-left:none;transition:all 0.3s;text-decoration:none}
.contact-tab:first-child{border-left:1px solid #e0e0e0}
.contact-tab:hover{color:#3d8db8}
.contact-tab.active{background-color:#3d8db8;border-color:#3d8db8;color:#fff}

.contact-info-section{display:flex;gap:30px;margin-bottom:50px}
.contact-info-card{flex:1;background-color:#f5f5f5;padding:35px}
.contact-card-header{margin-bottom:25px}
.contact-label{font-size:14px;color:#999;letter-spacing:3px;display:block;margin-bottom:8px}
.contact-card-header h3{font-size:22px;color:#3d8db8;font-weight:600}
.contact-card-body{}
.contact-item{display:flex;align-items:flex-start;margin-bottom:12px}
.contact-icon{width:20px;flex-shrink:0;margin-right:10px;color:#666;padding-top:2px}
.contact-text{font-size:14px;color:#666;line-height:1.6}
.contact-qrcode{display:flex;align-items:flex-start;gap:15px;margin-top:25px}
.contact-qrcode img{width:100px;height:100px;background:#fff;padding:5px;box-sizing:border-box}
.qrcode-info{font-size:13px;color:#666;line-height:1.8}
.qrcode-info strong{display:block;color:#333;margin-bottom:5px}
.qrcode-info p{margin:0}
.contact-company-image{width:480px;flex-shrink:0}
.contact-company-image img{width:100%;height:100%;object-fit:cover}

.online-message-section{padding-top:20px}
.message-title{font-size:22px;color:#333;font-weight:600;margin-bottom:10px}
.message-divider{height:1px;background:#eee;margin-bottom:20px}
.message-desc{font-size:14px;color:#666;margin-bottom:30px}
.contact-form .form-row{display:flex;gap:30px;margin-bottom:20px}
.contact-form .form-group{flex:1}
.contact-form .form-row.full-width .form-group{flex:none;width:100%}
.contact-form label{display:block;font-size:14px;color:#666;margin-bottom:10px}
.contact-form .required{color:#ff4d4f}
.contact-form input,.contact-form textarea{width:100%;padding:12px 15px;font-size:14px;border:1px solid #ddd;background-color:#f5f5f5;outline:none;box-sizing:border-box}
.contact-form input:focus,.contact-form textarea:focus{border-color:#3d8db8;background-color:#fff}
.contact-form textarea{min-height:120px;resize:vertical}
.contact-form .form-submit{text-align:center;margin-top:30px}
.btn-submit-message{padding:14px 60px;font-size:14px;color:#fff;background-color:#3d8db8;border:none;cursor:pointer;border-radius:0}
.btn-submit-message:hover{background-color:#2d7aa5}

@media screen and (max-width:992px){.contact-info-section{flex-direction:column}.contact-company-image{width:100%}}
@media screen and (max-width:768px){.contact-form .form-row{flex-direction:column;gap:20px}.contact-tabs{flex-wrap:wrap}}