:root{--navy:#0f2438;--navy2:#16405f;--accent:#e87722;--bg:#f6f8fa;--card:#fff;--text:#1b2733;--muted:#5b6b7b;--line:#e3e8ee}
*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;color:var(--text);background:var(--bg);line-height:1.85}
a{color:var(--navy2);text-decoration:none}a:hover{color:var(--accent)}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
header.site{position:sticky;top:0;z-index:50;background:rgba(15,36,56,.98);border-bottom:1px solid rgba(255,255,255,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;height:66px;flex-wrap:wrap}
.brand{display:flex;flex-direction:column;line-height:1.15;color:#fff;font-weight:700;font-size:16px}
.brand small{font-weight:400;font-size:11px;color:#9fb4c7}
nav ul{display:flex;gap:22px;list-style:none;margin:0;padding:0}
nav a{color:#dbe6f0;font-size:15px;font-weight:500}
nav a:hover,nav a.on{color:var(--accent)}
.hero{background:linear-gradient(135deg,#0f2438,#16405f);color:#fff;padding:64px 0 56px}
.hero h1{font-size:34px;line-height:1.3;margin:0 0 14px;max-width:860px}
.hero p{font-size:17px;color:#c6d6e4;max-width:760px;margin:0 0 22px}
.kicker{display:inline-block;color:var(--accent);font-weight:700;letter-spacing:2px;font-size:13px}
section{padding:44px 0}
.sec{font-size:24px;margin:0 0 10px;color:var(--navy)}
.sub{color:var(--muted);margin:0 0 22px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(268px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:20px 22px}
.card h3{margin:0 0 8px;font-size:18px;color:var(--navy)}
.card p{margin:0;color:var(--muted);font-size:15px}
.tag{display:inline-block;font-size:12px;color:var(--navy2);background:#e8f0f7;border-radius:4px;padding:2px 8px;margin-bottom:8px}
.btn{display:inline-block;background:var(--accent);color:#fff;font-weight:700;padding:11px 22px;border-radius:6px}
.btn:hover{background:#d06a18;color:#fff}
.lead{font-size:16px;color:#33424f}
.article{max-width:860px}
.article h2{margin-top:34px;font-size:21px;color:var(--navy);border-left:4px solid var(--accent);padding-left:10px}
.article p{margin:13px 0}
ul.checks{margin:14px 0;padding-left:20px}ul.checks li{margin:7px 0}
table.spec{width:100%;border-collapse:collapse;margin:14px 0;font-size:15px}
table.spec th{width:190px;text-align:left;background:#f0f4f8;color:var(--navy);font-weight:600;padding:10px 12px;border:1px solid var(--line);vertical-align:top}
table.spec td{padding:10px 12px;border:1px solid var(--line)}
.cta{background:var(--navy);color:#fff;border-radius:10px;padding:26px 28px;display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap}
.cta h3{margin:0 0 6px;font-size:20px}.cta p{margin:0;color:#c6d6e4}
footer.site{background:#0b1b2b;color:#c6d6e4;padding:38px 0 22px;margin-top:40px;font-size:14px}
.frow{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px}
footer h4{color:#fff;margin:0 0 10px;font-size:15px}
footer a{color:#9fc0da}
.fbottom{border-top:1px solid rgba(255,255,255,.1);margin-top:22px;padding-top:14px;color:#7f95a9;font-size:13px}
.crumb{font-size:13px;margin-bottom:10px}
.crumb a{color:#c6d6e4}
.spec-note{font-size:13px;color:var(--muted)}

.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;margin:18px 0}
.gallery img{width:100%;height:200px;object-fit:cover;border-radius:8px;display:block}
.card img{width:100%;height:170px;object-fit:cover;border-radius:8px;display:block;margin-bottom:10px}