*{margin:0;padding:0;box-sizing:0}html{scroll-behavior:smooth}body{font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:#333;background:#fff;line-height:1.7}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.zc-wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.zc-topbar{background:#0a3a66;color:#cfe3f5;font-size:13px;padding:6px 0}.zc-topbar .zc-wrap{display:flex;justify-content:space-between;align-items:center}.zc-topbar span{margin-right:18px}
.zc-header{background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.06);position:sticky;top:0;z-index:100}.zc-header .zc-wrap{display:flex;justify-content:space-between;align-items:center;padding:14px 20px}.zc-logo{display:flex;align-items:center;gap:12px}.zc-logo img{height:48px;width:auto}.zc-logo-txt b{font-size:18px;color:#0d4f8b;display:block;line-height:1.2}.zc-logo-txt small{font-size:12px;color:#888;letter-spacing:1px}
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.zc-banner{position:relative;height:480px;overflow:hidden}.zc-banner img{width:100%;height:100%;object-fit:cover}.zc-banner-mask{position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,40,80,.85),rgba(10,40,80,.4))}.zc-banner-txt{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:100%;max-width:1200px;padding:0 20px;color:#fff}.zc-banner-txt h2{font-size:40px;margin-bottom:14px;line-height:1.3}.zc-banner-txt p{font-size:18px;opacity:.9;margin-bottom:24px}.zc-btn{display:inline-block;padding:12px 30px;background:#f39800;color:#fff;border-radius:3px;font-size:15px;transition:.2s}.zc-btn:hover{background:#d98600}
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.zc-adv{background:#f5f8fb;padding:40px 0}.zc-adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.zc-adv-item{background:#fff;padding:30px 24px;text-align:center;border-radius:6px;box-shadow:0 2px 10px rgba(0,0,0,.05)}.zc-adv-item i{display:block;width:56px;height:56px;margin:0 auto 16px;background:#0d4f8b;color:#fff;border-radius:50%;line-height:56px;font-style:normal;font-size:22px}.zc-adv-item h4{font-size:17px;color:#0d4f8b;margin-bottom:8px}.zc-adv-item p{font-size:13px;color:#777}
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.zc-about{background:#f5f8fb}.zc-about-flex{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.zc-about-img img{border-radius:6px;box-shadow:0 6px 20px rgba(0,0,0,.1)}.zc-about-txt h3{font-size:26px;color:#0d4f8b;margin-bottom:16px}.zc-about-txt p{font-size:15px;color:#555;margin-bottom:14px}.zc-about-num{display:flex;gap:30px;margin-top:24px}.zc-about-num div b{font-size:30px;color:#f39800;display:block}.zc-about-num div span{font-size:13px;color:#888}
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.zc-news-list{display:flex;flex-direction:column}.zc-news-list a{display:flex;justify-content:space-between;align-items:center;padding:14px 4px;border-bottom:1px dashed #e0e0e0;font-size:15px;transition:.2s}.zc-news-list a:hover{color:#0d4f8b;padding-left:10px}.zc-news-list span{color:#999;font-size:13px}
.zc-cta{background:linear-gradient(90deg,#0d4f8b,#0a3a66);color:#fff;padding:40px 0}.zc-cta .zc-wrap{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap}.zc-cta h3{font-size:24px;margin-bottom:6px}.zc-cta p{opacity:.85;font-size:15px}
.zc-footer{background:#082c4d;color:#a8c4dc;padding:50px 0 0;font-size:14px}.zc-f-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:30px;padding-bottom:30px}.zc-f-grid h4{color:#fff;font-size:16px;margin-bottom:16px}.zc-f-grid p,.zc-f-grid li{margin-bottom:8px;list-style:none}.zc-f-grid a:hover{color:#fff}.zc-f-bot{border-top:1px solid #1a4a75;padding:16px 0;text-align:center;font-size:13px;color:#7a9ab5}
.zc-page-banner{background:linear-gradient(90deg,#0d4f8b,#0a3a66);color:#fff;padding:60px 0;text-align:center}.zc-page-banner h2{font-size:32px;margin-bottom:8px}.zc-page-banner p{opacity:.85}
.zc-bread{background:#f5f8fb;padding:12px 0;font-size:13px;color:#888}.zc-bread a{color:#0d4f8b}
.zc-detail{padding:50px 0}.zc-detail img{border-radius:6px;margin-bottom:24px}.zc-detail h3{color:#0d4f8b;margin:20px 0 10px;font-size:22px}.zc-detail p{margin-bottom:14px;color:#555;font-size:15px}.zc-detail ul{margin:10px 0 14px 22px;color:#555}.zc-spec{width:100%;border-collapse:collapse;margin:16px 0}.zc-spec th,.zc-spec td{border:1px solid #d6e2ef;padding:10px 14px;text-align:left;font-size:14px}.zc-spec th{background:#f0f5fb;color:#0d4f8b;width:160px}
.zc-case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.zc-case{border-radius:6px;overflow:hidden;box-shadow:0 4px 12px rgba(0,0,0,.08)}.zc-case img{height:220px;width:100%;object-fit:cover}.zc-case-t{padding:16px;background:#fff}.zc-case-t h4{color:#0d4f8b;margin-bottom:6px}.zc-case-t p{font-size:13px;color:#888}
.zc-contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px}.zc-contact-card{background:#f5f8fb;padding:30px;border-radius:6px}.zc-contact-card h4{color:#0d4f8b;margin-bottom:14px;font-size:18px}.zc-contact-card p{margin-bottom:10px;font-size:15px}
.zc-404{text-align:center;padding:100px 20px}.zc-404 h1{font-size:100px;color:#0d4f8b;line-height:1}.zc-404 h2{font-size:24px;color:#333;margin:10px 0 20px}.zc-404 p{color:#888;margin-bottom:30px}
@media(max-width:768px){.zc-topbar span{margin-right:8px}.zc-header .zc-wrap{flex-direction:column;gap:10px}.zc-nav{flex-wrap:wrap;justify-content:center}.zc-banner{height:340px}.zc-banner-txt h2{font-size:26px}.zc-adv-grid,.zc-prod-grid,.zc-app-grid{grid-template-columns:repeat(2,1fr)}.zc-about-flex,.zc-news-flex,.zc-contact-grid{grid-template-columns:1fr}.zc-about-num{flex-wrap:wrap}.zc-f-grid{grid-template-columns:1fr}.zc-sec{padding:40px 0}.zc-sec-t h3{font-size:24px}.zc-case-grid{grid-template-columns:1fr}}