:root{--blue:#07487c;--light-blue:#087ec0;--yellow:#f8b500;--page:#f1f1f1;--ink:#363636}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;min-width:320px;background:var(--page);color:#555;font:14px/1.65 "Microsoft YaHei","PingFang SC",sans-serif}
a{color:inherit;text-decoration:none}
.site-header{height:60px;background:var(--blue);position:relative;z-index:2}
.header-inner{width:min(1200px,100%);height:60px;margin:auto;display:flex;align-items:center;position:relative}
.brand{width:226px;height:60px;background:var(--yellow);display:flex;align-items:center;padding-left:4px;clip-path:polygon(0 0,100% 0,92% 100%,0 100%)}
.brand img{width:181px;height:auto}
.main-nav{height:100%;display:flex;margin-left:18px}
.main-nav a{height:100%;padding:0 15px;display:flex;align-items:center;color:#fff;font-size:16px;white-space:nowrap}
.main-nav a.active,.main-nav a:hover{background:var(--yellow)}
.english{position:absolute;right:36px;top:0;color:var(--yellow);font-size:14px;line-height:30px}
.nav-toggle{display:none}
.hero{height:500px;background:#0d5a9d;overflow:hidden}
.hero img{width:100%;height:100%;object-fit:cover;object-position:center}
.search-ribbon{height:72px;position:relative;margin-top:-1px}
.ribbon-inner{width:min(1000px,calc(100% - 40px));height:48px;background:#0762a7;margin:-1px auto 0;padding:0 52px;display:flex;align-items:center;justify-content:space-between;position:relative;color:#fff}
.ribbon-inner:after{content:"";position:absolute;left:-20px;bottom:-42px;border-top:22px solid #075188;border-left:30px solid transparent;border-right:30px solid transparent;transform:rotate(-35deg)}
.ribbon-inner:before{content:"";position:absolute;right:-20px;bottom:0;border-top:48px solid #0762a7;border-right:20px solid transparent}
.ribbon-inner p{margin:0;font-size:12px;white-space:nowrap}
.search-form{display:flex;width:320px;height:28px}
.search-form input{min-width:0;flex:1;border:0;padding:0 10px;color:#777;outline:0}
.search-form button{border:0;width:50px;background:var(--yellow);color:#fff;cursor:pointer}
.section{width:min(1200px,calc(100% - 64px));margin:0 auto}
.section-title{display:grid;grid-template-columns:1fr auto 1fr;gap:20px;align-items:center;margin:20px 0 34px}
.section-title>span{height:1px;background:#777}
.section-title>div{text-align:center;position:relative;padding:0 30px}
.section-title>div:after,.section-title>div:before{content:"";position:absolute;width:0;height:0;border-style:solid;top:4px}
.section-title>div:before{left:0;border-width:10px 0 10px 22px;border-color:transparent transparent transparent var(--yellow)}
.section-title>div:after{right:0;border-width:10px 22px 10px 0;border-color:transparent var(--light-blue) transparent transparent}
.section-title h2{margin:0;color:#333;font-size:24px;line-height:1.3}
.section-title p{margin:0;color:#777;font-size:13px}
.applications{padding:12px 0 34px}
.application-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.application-card{background:#fff;position:relative;padding-bottom:22px;min-width:0}
.application-card img{width:100%;height:300px;display:block;object-fit:cover}
.application-card h3{margin:8px 7px;color:#666;font-size:16px;font-weight:400}
.application-card p{margin:0 7px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:4;overflow:hidden;font-size:13px;line-height:1.8;color:#888}
.application-card a{position:absolute;right:0;bottom:0;width:32px;height:32px;text-align:center;line-height:26px;background:#087fc2;color:#fff;font-size:38px;clip-path:polygon(100% 0,100% 100%,0 100%)}
.company-section{padding:22px 0 42px}
.company-intro{display:grid;grid-template-columns:230px 1fr 330px;min-height:330px}
.company-copy{background:#06477a;color:#fff;display:flex;flex-direction:column}
.company-label{height:80px;padding:17px 0 0 78px;background:var(--yellow);position:relative}
.company-label:before{content:"";position:absolute;left:0;bottom:-1px;border-bottom:25px solid #06477a;border-right:26px solid transparent}
.company-label b{display:block;font-size:20px}
.company-label small{font-size:9px}
.company-copy>p{margin:12px 10px 0;font-size:13px;line-height:1.48;text-align:justify}
.company-photo{width:100%;height:330px;object-fit:cover}
.company-contact{background:#fff;padding:21px 32px;color:#888}
.company-contact h2{margin:0 0 34px;color:#555;font-size:20px}
.company-contact p{margin:7px 0;font-size:14px}
.more-button{margin-top:auto;width:100%;height:40px;line-height:40px;text-align:center;background:#0878bc;color:#fff;font-size:14px}
.company-contact .more-button{width:230px;margin:13px auto 0;display:block}
.products{padding:2px 0 42px}
.product-layout{display:grid;grid-template-columns:240px 1fr;gap:64px}
.product-categories{background:#0863a6;color:#fff}
.category-heading{height:140px;background:var(--yellow);display:flex;flex-direction:column;justify-content:center;align-items:center;font-size:20px}
.category-heading img{width:44px;height:auto;margin-bottom:9px}
.product-categories a{height:54px;border-bottom:1px solid rgba(255,255,255,.8);display:flex;align-items:center;padding-left:58px;position:relative;font-size:15px}
.product-categories a:before{content:"⌄";position:absolute;left:18px;width:26px;height:26px;border-radius:50%;background:#fff;color:#0964a5;text-align:center;line-height:21px;font-size:24px;font-weight:700}
.product-list{display:grid;grid-template-columns:repeat(4,1fr);align-content:start;gap:28px 18px}
.product-list article{min-width:0;text-align:center}
.product-list h3{height:48px;margin:0;color:#222;font-size:15px;font-weight:400}
.product-image{height:158px;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden}
.product-image img{width:100%;height:100%;object-fit:cover}
.product-image.product-cable img{object-fit:contain;transform:scale(1.1)}
.product-list p{margin:37px 0 0;color:#333}
.news-section{padding:6px 0 20px}
.news-title{width:250px;border:2px solid #c22d22;margin:4px auto 46px;text-align:center;position:relative;padding:24px 0 14px}
.news-title:after,.news-title:before{content:"";position:absolute;bottom:-2px;width:65px;height:2px;background:var(--page)}
.news-title:before{left:0}
.news-title:after{right:0}
.news-title p{margin:0;color:#c22d22;font-family:monospace;font-size:16px}
.news-title h2{margin:12px 0 -2px;font-size:20px;color:#333}
.news-layout{display:grid;grid-template-columns:1fr 420px;gap:66px}
.news-list{display:flex;flex-direction:column;gap:24px}
.news-list article{height:105px;display:flex;align-items:center;gap:20px}
.news-list img{width:130px;height:92px;object-fit:cover;background:#fff}
.news-list a{display:block;color:#222;font-size:17px}
.news-list time{display:block;margin-top:4px;color:#888;font-size:13px}
.contact-form img{display:block;width:100%;height:80px;object-fit:cover;margin-bottom:20px}
.contact-form label{display:block;margin-top:13px;color:#666}
.contact-form input,.contact-form textarea{display:block;width:100%;margin-top:6px;border:1px solid #eba900;background:#fff;height:40px;padding:8px;outline:0}
.contact-form textarea{height:72px;resize:vertical}
.contact-form button{margin-top:15px;width:100%;height:40px;border:0;background:#087fc2;color:#fff;font-size:14px;cursor:pointer}
.friend-links{width:min(1200px,calc(100% - 64px));margin:38px auto 32px;line-height:1.85;color:#4b4b4b}
.friend-links strong{font-weight:400}
.site-footer{background:#064574;color:#fff}
.footer-inner{width:min(1200px,calc(100% - 64px));min-height:184px;margin:auto;display:flex;justify-content:space-between;align-items:center}
.footer-info{font-size:14px;line-height:1.6}
.footer-info p{margin:4px 0}
.footer-info img{width:18px;vertical-align:middle}
.qrcode{width:140px;height:140px;background:#fff;padding:6px;object-fit:contain}
.service-float{position:fixed;z-index:4;right:0;top:28%;width:54px;height:88px;padding-top:12px;background:#f89210;color:#fff;text-align:center;font-size:13px;clip-path:polygon(100% 0,100% 100%,0 78%,0 23%)}
.service-float span{display:block;font-size:22px;line-height:24px}
@media(max-width:1050px){.main-nav a{padding:0 10px;font-size:14px}
.english{right:10px}
.application-card img{height:240px}
.company-intro{grid-template-columns:215px 1fr 290px}
.product-layout{gap:30px}
.news-layout{gap:35px}
}
@media(max-width:800px){.header-inner,.site-header{height:58px}
.brand{width:170px;height:58px}
.brand img{width:150px}
.english{display:none}
.nav-toggle{display:flex;flex-direction:column;gap:5px;margin-left:auto;margin-right:18px;padding:8px;background:0 0;border:0}
.nav-toggle span{display:block;width:26px;height:2px;background:#fff}
.main-nav{display:none;position:absolute;left:0;top:58px;width:100%;height:auto;margin:0;flex-direction:column;background:#064574}
.main-nav.open{display:flex}
.main-nav a{height:44px;border-top:1px solid rgba(255,255,255,.15);padding-left:25px}
.hero{height:auto}
.hero img{height:auto;display:block}
.search-ribbon{height:auto;padding:10px 0}
.ribbon-inner{height:auto;min-height:74px;margin:0;display:block;padding:11px 14px}
.ribbon-inner:after,.ribbon-inner:before{display:none}
.ribbon-inner p{white-space:normal;margin-bottom:8px}
.search-form{width:100%}
.section{width:min(100% - 28px,600px)}
.section-title{gap:9px;margin:20px 0 25px}
.section-title h2{font-size:21px}
.application-grid{grid-template-columns:1fr;gap:16px}
.application-card img{height:220px}
.company-intro{grid-template-columns:1fr}
.company-copy{min-height:320px}
.company-photo{height:240px}
.company-contact{padding:23px}
.company-contact h2{font-size:18px;margin-bottom:20px}
.company-contact .more-button{width:100%}
.product-layout{grid-template-columns:1fr;gap:22px}
.product-categories{display:grid;grid-template-columns:repeat(2,1fr)}
.category-heading{grid-column:1/-1;height:110px}
.product-categories a{height:45px;font-size:13px;padding-left:38px}
.product-categories a:before{left:10px;width:21px;height:21px;line-height:17px}
.product-list{grid-template-columns:repeat(2,1fr);gap:20px 12px}
.product-list h3{font-size:13px}
.product-image{height:130px}
.product-list p{margin-top:12px}
.news-title{margin-bottom:28px}
.news-layout{grid-template-columns:1fr;gap:30px}
.news-list{gap:12px}
.news-list article{height:75px;gap:12px}
.news-list img{width:100px;height:72px}
.news-list a{font-size:14px}
.contact-form img{height:auto}
.footer-inner,.friend-links{width:min(100% - 28px,600px)}
.friend-links{font-size:12px;margin:22px auto}
.footer-inner{padding:20px 0;align-items:flex-start;gap:15px}
.footer-info{font-size:12px}
.qrcode{width:94px;height:94px}
.service-float{display:none}
}
@media(max-width:410px){.product-categories{grid-template-columns:1fr}
.category-heading{grid-column:auto}
.product-list{grid-template-columns:1fr}
.product-image{height:170px}
.footer-inner{flex-direction:column}
.qrcode{align-self:center}
}