:root{
--cr-primary:#0b2a5b;
--cr-primary2:#134e8e;
--cr-accent:#00a3c7;
--cr-accent2:#00c2e8;
--cr-bg:#f4f7fb;
--cr-line:#e2e8f0;
--cr-text:#233044;
--cr-muted:#64748b;
--cr-white:#ffffff;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--cr-text);background:var(--cr-white);line-height:1.75;font-size:15px}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block;border:0}
ul{list-style:none}
.cr-wrap{width:1200px;max-width:92%;margin:0 auto}
.cr-topbar{background:var(--cr-primary);color:#cfe3f5;font-size:13px}
.cr-topbar .cr-wrap{display:flex;justify-content:space-between;align-items:center;height:38px}
.cr-topbar a{color:#cfe3f5;margin-left:18px}
.cr-topbar a:hover{color:#fff}
.cr-header{background:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 12px rgba(11,42,91,.08)}
.cr-header .cr-wrap{display:flex;align-items:center;justify-content:space-between;height:78px}
.cr-brand{display:flex;align-items:center;gap:12px}
.cr-brand img{height:46px;width:46px;object-fit:contain}
.cr-brand b{font-size:20px;color:var(--cr-primary);letter-spacing:1px}
.cr-brand small{display:block;font-size:11px;color:var(--cr-muted);letter-spacing:2px;font-weight:normal}
.cr-nav>ul{display:flex;gap:6px}
.cr-nav>ul>li{position:relative}
.cr-nav>ul>li>a{display:block;padding:0 18px;line-height:78px;font-size:16px;color:var(--cr-text);font-weight:500}
.cr-nav>ul>li>a:hover,.cr-nav>ul>li.cr-on>a{color:var(--cr-accent)}
.cr-nav>ul>li>a:after{content:"";display:block;height:2px;width:0;background:var(--cr-accent);margin:0 auto;transition:.25s}
.cr-nav>ul>li>a:hover:after,.cr-nav>ul>li.cr-on>a:after{width:60%}
.cr-hero{position:relative;color:#fff;background:linear-gradient(120deg,#081f47,#0b2a5b 55%,#134e8e);overflow:hidden}
.cr-hero img.cr-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.35}
.cr-hero .cr-wrap{position:relative;padding:120px 0 130px}
.cr-hero h1{font-size:42px;line-height:1.3;margin-bottom:18px;text-shadow:0 2px 10px rgba(0,0,0,.3)}
.cr-hero p{font-size:18px;max-width:640px;color:#d6e6f7;margin-bottom:30px}
.cr-btn{display:inline-block;padding:12px 34px;background:var(--cr-accent);color:#fff;border-radius:3px;font-size:15px;transition:.25s}
.cr-btn:hover{background:#0089a8}
.cr-btn.cr-ghost{background:transparent;border:1px solid #9fd8e8;margin-left:12px}
.cr-sec{padding:70px 0}
.cr-sec.cr-gray{background:var(--cr-bg)}
.cr-sec-t{text-align:center;margin-bottom:46px}
.cr-sec-t h2{font-size:30px;color:var(--cr-primary);margin-bottom:12px}
.cr-sec-t p{color:var(--cr-muted)}
.cr-sec-t .cr-line{width:54px;height:3px;background:var(--cr-accent);margin:14px auto 0}
.cr-adv{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.cr-adv .cr-card{background:#fff;border:1px solid var(--cr-line);border-radius:6px;padding:30px 22px;text-align:center;transition:.25s}
.cr-adv .cr-card:hover{transform:translateY(-5px);box-shadow:0 12px 30px rgba(11,42,91,.12);border-color:var(--cr-accent)}
.cr-adv .cr-ico{width:56px;height:56px;margin:0 auto 16px;border-radius:50%;background:linear-gradient(135deg,#0b2a5b,#00a3c7);display:flex;align-items:center;justify-content:center;color:#fff}
.cr-adv .cr-ico svg{width:28px;height:28px}
.cr-adv h3{font-size:17px;color:var(--cr-primary);margin-bottom:8px}
.cr-adv p{font-size:13px;color:var(--cr-muted)}
.cr-prod{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.cr-prod .cr-pc{background:#fff;border:1px solid var(--cr-line);border-radius:6px;overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.cr-prod .cr-pc:hover{box-shadow:0 14px 34px rgba(11,42,91,.14);transform:translateY(-4px)}
.cr-prod .cr-pimg{height:210px;background:#eef3f9;display:flex;align-items:center;justify-content:center;overflow:hidden}
.cr-prod .cr-pimg img{max-height:100%;width:100%;object-fit:contain;padding:14px}
.cr-prod .cr-pbody{padding:20px 22px 24px;flex:1;display:flex;flex-direction:column}
.cr-prod h3{font-size:18px;color:var(--cr-primary);margin-bottom:10px}
.cr-prod p{font-size:13px;color:var(--cr-muted);flex:1}
.cr-prod .cr-more{margin-top:14px;color:var(--cr-accent);font-size:14px;font-weight:500}
.cr-sol{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cr-sol .cr-sc{position:relative;height:200px;border-radius:6px;overflow:hidden;color:#fff;display:flex;align-items:flex-end}
.cr-sol .cr-sc img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cr-sol .cr-sc .cr-sov{position:relative;padding:20px;width:100%;background:linear-gradient(transparent,rgba(8,31,71,.9))}
.cr-sol .cr-sc h3{font-size:18px;margin-bottom:4px}
.cr-sol .cr-sc p{font-size:13px;color:#cfe0f2}
.cr-news{display:grid;grid-template-columns:1.4fr 1fr;gap:30px;align-items:stretch}
.cr-news .cr-nfeat{border-radius:6px;overflow:hidden;background:#fff;border:1px solid var(--cr-line)}
.cr-news .cr-nfeat img{height:280px;width:100%;object-fit:cover}
.cr-news .cr-nfeat .cr-fb{padding:22px}
.cr-news .cr-nfeat h3{font-size:20px;color:var(--cr-primary);margin:8px 0}
.cr-news .cr-nfeat p{font-size:13px;color:var(--cr-muted)}
.cr-nlist{background:#fff;border:1px solid var(--cr-line);border-radius:6px;padding:10px 22px}
.cr-nlist li{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px dashed var(--cr-line)}
.cr-nlist li:last-child{border-bottom:0}
.cr-nlist a{font-size:14.5px;color:var(--cr-text)}
.cr-nlist a:hover{color:var(--cr-accent)}
.cr-nlist span{color:var(--cr-muted);font-size:13px}
.cr-about{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.cr-about img{border-radius:6px;box-shadow:0 10px 30px rgba(11,42,91,.15)}
.cr-about h2{font-size:28px;color:var(--cr-primary);margin-bottom:16px}
.cr-about p{color:var(--cr-muted);margin-bottom:14px}
.cr-stats{display:flex;gap:30px;margin-top:22px}
.cr-stats div b{font-size:30px;color:var(--cr-accent);display:block}
.cr-stats div span{font-size:13px;color:var(--cr-muted)}
.cr-cta{background:linear-gradient(120deg,#0b2a5b,#134e8e);color:#fff;text-align:center;padding:56px 0}
.cr-cta h2{font-size:28px;margin-bottom:10px}
.cr-cta p{color:#cfe0f2;margin-bottom:24px}
.cr-footer{background:#081f40;color:#9fb6d3;padding:56px 0 0;font-size:14px}
.cr-fg{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:36px}
.cr-footer h4{color:#fff;font-size:16px;margin-bottom:16px}
.cr-footer li{margin-bottom:9px}
.cr-footer a:hover{color:#fff}
.cr-fb{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;text-align:center;font-size:13px;color:#7e97b8}
.cr-sub-hero{background:linear-gradient(120deg,#0b2a5b,#134e8e);color:#fff;padding:56px 0}
.cr-sub-hero h1{font-size:32px;margin-bottom:8px}
.cr-sub-hero .cr-crumb{font-size:13px;color:#bcd4ee}
.cr-sub-hero .cr-crumb a{color:#9fd8e8}
.cr-detail{display:grid;grid-template-columns:1.5fr 1fr;gap:36px;align-items:start}
.cr-detail .cr-dimg{border:1px solid var(--cr-line);border-radius:6px;padding:20px;background:#f7fafd}
.cr-detail .cr-dinfo h2{font-size:24px;color:var(--cr-primary);margin-bottom:14px}
.cr-detail table{width:100%;border-collapse:collapse;margin-top:10px;font-size:14px}
.cr-detail td{border:1px solid var(--cr-line);padding:9px 12px}
.cr-detail td:first-child{background:var(--cr-bg);color:var(--cr-primary);width:38%;font-weight:500}
.cr-article{display:grid;grid-template-columns:1fr 260px;gap:36px;align-items:start}
.cr-article .cr-auser{background:#fff;border:1px solid var(--cr-line);border-radius:6px;padding:26px}
.cr-article .cr-auser h1{font-size:24px;color:var(--cr-primary);line-height:1.5;margin-bottom:14px}
.cr-article .cr-auser .cr-meta{color:var(--cr-muted);font-size:13px;border-bottom:1px solid var(--cr-line);padding-bottom:14px;margin-bottom:20px}
.cr-article .cr-auser p{margin-bottom:16px;color:#33415c;font-size:15px}
.cr-article .cr-auser img{border-radius:6px;margin:6px 0 18px;width:100%}
.cr-side .cr-sbox{background:#fff;border:1px solid var(--cr-line);border-radius:6px;padding:20px;margin-bottom:22px}
.cr-side h3{font-size:17px;color:var(--cr-primary);margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid var(--cr-accent)}
.cr-side li{padding:8px 0;border-bottom:1px dashed var(--cr-line);font-size:14px}
.cr-side li:last-child{border-bottom:0}
.cr-pagenav{display:flex;justify-content:space-between;margin-top:30px;padding-top:20px;border-top:1px solid var(--cr-line);font-size:14px}
.cr-contact-box{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.cr-contact-box .cr-cb{background:#fff;border:1px solid var(--cr-line);border-radius:6px;padding:28px}
.cr-contact-box h3{color:var(--cr-primary);margin-bottom:16px;font-size:19px}
.cr-contact-box p{color:var(--cr-muted);margin-bottom:10px}
.cr-404{text-align:center;padding:90px 0}
.cr-404 .cr-code{font-size:110px;font-weight:800;color:var(--cr-accent);line-height:1}
.cr-404 h1{font-size:26px;color:var(--cr-primary);margin:14px 0}
.cr-404 p{color:var(--cr-muted);margin-bottom:26px}
.cr-burger{display:none;flex-direction:column;gap:5px;cursor:pointer}
.cr-burger span{width:26px;height:3px;background:var(--cr-primary);border-radius:2px}
@media(max-width:900px){
.cr-wrap{max-width:94%}
.cr-adv{grid-template-columns:repeat(2,1fr)}
.cr-prod,.cr-sol{grid-template-columns:repeat(2,1fr)}
.cr-news,.cr-about,.cr-detail,.cr-article,.cr-contact-box{grid-template-columns:1fr}
.cr-fg{grid-template-columns:1fr 1fr}
.cr-hero h1{font-size:30px}
.cr-burger{display:flex}
.cr-nav{position:fixed;top:78px;left:0;right:0;background:#fff;display:none;border-top:1px solid var(--cr-line)}
.cr-nav.cr-open{display:block}
.cr-nav>ul{flex-direction:column;gap:0}
.cr-nav>ul>li>a{line-height:46px;border-bottom:1px solid var(--cr-line)}
.cr-nav>ul>li>a:after{display:none}
}
@media(max-width:600px){
.cr-adv,.cr-prod,.cr-sol{grid-template-columns:1fr}
.cr-fg{grid-template-columns:1fr}
.cr-topbar .cr-wrap{flex-direction:column;height:auto;padding:6px 0}
.cr-brand b{font-size:16px}
}