*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:#333;line-height:1.7;background:#fff}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.vx-topbar{background:#15293f;color:#c8d6e5;font-size:13px;padding:6px 0}
.vx-topbar .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.vx-header{background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.08);position:sticky;top:0;z-index:100}
.vx-header .container{display:flex;align-items:center;justify-content:space-between;height:72px}
.vx-logo{display:flex;align-items:center;gap:10px}
.vx-logo img{height:46px;width:auto}
.vx-logo span{font-size:17px;font-weight:700;color:#1e3a5f}
.vx-nav ul{display:flex;list-style:none;gap:32px}
.vx-nav a{font-size:15px;color:#333;padding:8px 0;border-bottom:2px solid transparent;transition:.2s}
.vx-nav a:hover,.vx-nav a.on{color:#e8871e;border-bottom-color:#e8871e}
.vx-hero{position:relative;height:480px;overflow:hidden}
.vx-hero img{width:100%;height:100%;object-fit:cover}
.vx-hero-mask{position:absolute;inset:0;background:linear-gradient(90deg,rgba(20,40,60,.85) 0%,rgba(20,40,60,.4) 60%,transparent 100%)}
.vx-hero-text{position:absolute;left:0;top:0;width:100%;height:100%;display:flex;align-items:center}
.vx-hero-text h1{font-size:38px;color:#fff;margin-bottom:16px;line-height:1.3}
.vx-hero-text p{color:#d8e2ec;font-size:16px;max-width:520px;margin-bottom:28px}
.vx-btn{display:inline-block;padding:12px 32px;background:#e8871e;color:#fff;border-radius:3px;font-size:15px;transition:.2s}
.vx-btn:hover{background:#c96f10}
.vx-section{padding:70px 0}
.vx-section-gray{background:#f5f7fa}
.vx-sec-head{text-align:center;margin-bottom:44px}
.vx-sec-head h2{font-size:30px;color:#1e3a5f;margin-bottom:10px}
.vx-sec-head p{color:#888;font-size:14px}
.vx-sec-head::after{content:"";display:block;width:50px;height:3px;background:#e8871e;margin:14px auto 0}
.vx-grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.vx-grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.vx-card{background:#fff;border-radius:6px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.06);transition:.25s}
.vx-card:hover{transform:translateY(-5px);box-shadow:0 8px 24px rgba(0,0,0,.12)}
.vx-card img{height:180px;width:100%;object-fit:cover}
.vx-card-body{padding:20px}
.vx-card-body h3{font-size:18px;color:#1e3a5f;margin-bottom:8px}
.vx-card-body p{font-size:13px;color:#666;margin-bottom:10px}
.vx-tags{font-size:12px;color:#e8871e}
.vx-about-wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.vx-about-wrap img{border-radius:6px;height:360px;width:100%;object-fit:cover}
.vx-about-wrap h3{font-size:24px;color:#1e3a5f;margin-bottom:18px}
.vx-about-wrap p{font-size:14px;color:#555;margin-bottom:12px;text-indent:2em}
.vx-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:30px;text-align:center}
.vx-stats .num{font-size:32px;color:#e8871e;font-weight:700}
.vx-stats .lbl{font-size:13px;color:#888}
.vx-adv{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.vx-adv-item{padding:30px 16px;background:#fff;border-radius:6px}
.vx-adv-item h4{font-size:16px;color:#1e3a5f;margin:10px 0 8px}
.vx-adv-item p{font-size:13px;color:#777}
.vx-adv-ico{width:56px;height:56px;margin:0 auto;background:#1e3a5f;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700}
.vx-news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.vx-news-item{background:#fff;border-radius:6px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.06)}
.vx-news-item img{height:180px;width:100%;object-fit:cover}
.vx-news-item .body{padding:18px}
.vx-news-item .date{font-size:12px;color:#e8871e;margin-bottom:6px}
.vx-news-item h3{font-size:16px;color:#222;margin-bottom:8px;line-height:1.4}
.vx-news-item p{font-size:13px;color:#777}
.vx-cta{background:#1e3a5f;color:#fff;padding:50px 0;text-align:center}
.vx-cta h2{font-size:26px;margin-bottom:10px}
.vx-cta p{color:#b8c6d6;margin-bottom:20px}
.vx-footer{background:#15293f;color:#8aa0b8;padding:50px 0 20px;font-size:13px}
.vx-footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:30px;margin-bottom:30px}
.vx-footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.vx-footer ul{list-style:none}
.vx-footer li{margin-bottom:8px}
.vx-footer a:hover{color:#fff}
.vx-copy{border-top:1px solid #2a4058;padding-top:20px;text-align:center;font-size:12px}
.vx-page-banner{background:#1e3a5f;height:200px;display:flex;align-items:center;justify-content:center;flex-direction:column;color:#fff}
.vx-page-banner h1{font-size:32px;margin-bottom:6px}
.vx-page-banner p{color:#b8c6d6;font-size:14px}
.vx-article{max-width:820px;margin:0 auto;padding:50px 20px}
.vx-article img{width:100%;height:360px;object-fit:cover;border-radius:6px;margin-bottom:24px}
.vx-article .date{color:#e8871e;font-size:13px;margin-bottom:10px}
.vx-article h1{font-size:26px;color:#1e3a5f;margin-bottom:16px;line-height:1.4}
.vx-article p{text-indent:2em;margin-bottom:16px;font-size:15px;color:#444}
.vx-contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.vx-contact-info div{margin-bottom:20px}
.vx-contact-info h4{color:#1e3a5f;font-size:16px;margin-bottom:6px}
.vx-form label{display:block;margin-bottom:6px;font-size:14px;color:#333}
.vx-form input,.vx-form textarea{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:4px;margin-bottom:14px;font-size:14px;font-family:inherit}
.vx-form textarea{height:120px;resize:vertical}
.vx-err{text-align:center;padding:100px 20px}
.vx-err h1{font-size:100px;color:#e8871e;line-height:1}
.vx-err p{font-size:18px;color:#666;margin:20px 0}
.vx-menu-btn{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:#1e3a5f}
@media(max-width:768px){
 .vx-header .container{height:60px}
 .vx-logo span{display:none}
 .vx-nav{position:absolute;top:60px;left:0;width:100%;background:#fff;display:none;border-top:1px solid #eee}
 .vx-nav.open{display:block}
 .vx-nav ul{flex-direction:column;gap:0;padding:10px 20px}
 .vx-nav li{padding:10px 0;border-bottom:1px solid #f0f0f0}
 .vx-menu-btn{display:block}
 .vx-hero{height:340px}
 .vx-hero-text h1{font-size:24px}
 .vx-grid3,.vx-grid4,.vx-news-list{grid-template-columns:1fr}
 .vx-about-wrap,.vx-contact-grid{grid-template-columns:1fr}
 .vx-stats{grid-template-columns:repeat(2,1fr)}
 .vx-adv{grid-template-columns:repeat(2,1fr)}
 .vx-footer-grid{grid-template-columns:1fr}
 .vx-section{padding:40px 0}
}