*{margin:0;padding:0;box-sizing:border-box}
:root{--primary:#1A3A4A;--primary-light:#2C5F7A;--accent:#C9A84C;--accent-hover:#B8963E;--bg:#F5F6F8;--card:#fff;--text:#1A1A2E;--text-secondary:#5A6A7E;--text-light:#8E9EAF;--border:#E2E8F0;--shadow:0 2px 12px rgba(0,0,0,.06);--radius:12px;--radius-sm:8px}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.topbar{background:#0F1A2E;color:rgba(255,255,255,.65);font-size:12px;padding:5px 0}
.topbar-inner{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;padding:0 24px}
.header{background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.header-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;gap:28px;padding:10px 24px}
.logo{flex-shrink:0}
.logo img{height:40px;width:auto;display:block}
.search-bar{flex:1;display:flex;max-width:480px}
.search-bar input{flex:1;padding:9px 14px;border:2px solid var(--primary);border-radius:var(--radius-sm) 0 0 var(--radius-sm);font-size:14px;outline:none}
.search-bar button{padding:9px 18px;background:var(--primary);color:#fff;border:none;border-radius:0 var(--radius-sm) var(--radius-sm) 0;cursor:pointer;font-size:13px;font-weight:600}
.header-actions{display:flex;gap:14px;align-items:center}
.header-actions a{display:flex;flex-direction:column;align-items:center;gap:1px;font-size:10px;color:var(--text-secondary)}
.header-actions a .icon{font-size:18px;line-height:1}
.nav{background:var(--card);border-bottom:2px solid var(--border)}
.nav-inner{max-width:1200px;margin:0 auto;display:flex;padding:0 24px}
.nav-item{padding:10px 16px;font-size:13px;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:.2s}
.nav-item:hover{color:var(--primary)}
.nav-item.active{color:var(--primary);font-weight:600;position:relative}
.nav-item.active::after{content:'';position:absolute;bottom:0;left:16px;right:16px;height:2px;background:var(--accent)}
.nav-hot{margin-left:auto;color:var(--accent);font-weight:600;font-size:13px;padding:10px 16px}
.hero{background:linear-gradient(135deg,#0F1A2E 0%,var(--primary) 50%,var(--primary-light) 100%);padding:60px 24px;color:#fff}
.hero-inner{max-width:1200px;margin:0 auto}
.hero-text .tag{display:inline-block;background:rgba(255,255,255,.12);padding:4px 14px;border-radius:20px;font-size:11px;font-weight:500;margin-bottom:14px;letter-spacing:1px}
.hero-text h1{font-size:clamp(26px,3.5vw,36px);font-weight:800;line-height:1.2;margin-bottom:10px}
.hero-text p{font-size:14px;color:rgba(255,255,255,.7);line-height:1.7;margin-bottom:22px;max-width:520px}
.hero-btns{display:flex;gap:10px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:6px;padding:11px 26px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;cursor:pointer;transition:.2s}
.btn-primary{background:var(--accent);color:#1A1A2E}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px)}
.btn-outline{background:transparent;border:2px solid rgba(255,255,255,.4);color:#fff}
.btn-outline:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.section{padding:44px 24px}
.section-inner{max-width:1200px;margin:0 auto}
.section-title{font-size:20px;font-weight:700;margin-bottom:20px;padding-bottom:10px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}
.feature-bar{background:#0F1A2E;color:rgba(255,255,255,.75);padding:18px 0;font-size:12px}
.feature-bar-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding:0 24px;text-align:center}
.feature-bar-inner strong{color:#fff;display:block;font-size:14px;margin-bottom:3px}
.footer{background:#0A1220;color:rgba(255,255,255,.6);padding:40px 24px 0}
.footer-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px;padding-bottom:28px}
.footer h3{color:#fff;font-size:15px;font-weight:600;margin-bottom:10px}
.footer h4{color:#fff;font-size:13px;font-weight:600;margin-bottom:8px}
.footer p{font-size:12px;line-height:1.7}
.footer ul{list-style:none}
.footer ul li{margin-bottom:5px}
.footer ul li a{font-size:12px;transition:.2s}
.footer ul li a:hover{color:#fff}
.footer .contact li{font-size:12px;margin-bottom:6px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:14px 24px;text-align:center;font-size:11px;color:rgba(255,255,255,.35)}
@media(max-width:900px){
.nav-inner{overflow-x:auto}
.feature-bar-inner{grid-template-columns:repeat(2,1fr)}
.footer-inner{grid-template-columns:1fr 1fr}
.search-bar{max-width:280px}}
@media(max-width:600px){
.feature-bar-inner{grid-template-columns:1fr}
.footer-inner{grid-template-columns:1fr}
.search-bar{display:none}}