*{margin:0;padding:0;box-sizing:border-box}
body{font-family:"Microsoft YaHei","PingFang SC",sans-serif;color:#17324D;background:#fff;line-height:1.75}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.topbar{background:#0B3B66;color:#cfe0f2;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;padding:6px 20px}
.hd{position:sticky;top:0;z-index:99;background:#fff;border-bottom:1px solid #e3ebf3}
.hd .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-size:20px;font-weight:800;color:#0B3B66}
.logo em{font-style:normal;color:#F07B1D}
.nav{display:flex;gap:26px;font-size:15px}
.nav a{padding:20px 2px;border-bottom:3px solid transparent}
.nav a.on,.nav a:hover{color:#F07B1D;border-color:#F07B1D}
#mtg{display:none;background:none;border:1px solid #0B3B66;border-radius:6px;padding:6px 10px;font-size:16px}
.hero{background:#F2F6FA;padding:52px 0}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.hero h1{font-size:34px;line-height:1.35;color:#0B3B66}
.hero p.sub{margin:14px 0 20px;font-size:16px;color:#4a6076}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.chips span{background:#fff;border:1px solid #d5e2ee;border-radius:20px;padding:5px 14px;font-size:14px;color:#0B3B66}
.btns{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 26px;border-radius:8px;font-size:16px;font-weight:700}
.btn-o{background:#F07B1D;color:#fff}
.btn-b{background:#0B3B66;color:#fff}
.hero img{border-radius:12px;width:100%;height:420px;object-fit:cover}
section{padding:56px 0}
.sec-h{text-align:center;margin-bottom:34px}
.sec-h h2{font-size:28px;color:#0B3B66}
.sec-h p{color:#6b7f93;margin-top:6px;font-size:15px}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scard{border:1px solid #e3ebf3;border-radius:12px;overflow:hidden;background:#fff}
.scard img{height:210px;width:100%;object-fit:cover}
.scard .in{padding:18px 20px}
.scard h3{font-size:18px;color:#0B3B66;margin-bottom:8px}
.scard ul{list-style:none;font-size:14px;color:#4a6076}
.scard ul li{padding:3px 0;border-bottom:1px dashed #eef3f8}
.scard ul li:last-child{border:none}
.scard .go{display:inline-block;margin-top:12px;color:#F07B1D;font-weight:700;font-size:14px}
.adv{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.adv .a{background:#F2F6FA;border-radius:12px;padding:22px 20px}
.adv .n{font-size:26px;font-weight:800;color:#F07B1D;font-family:Consolas,monospace}
.adv h3{font-size:16px;color:#0B3B66;margin:8px 0 6px}
.adv p{font-size:13.5px;color:#5a7085}
.arts{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.acard{border:1px solid #e3ebf3;border-radius:12px;overflow:hidden}
.acard img{height:150px;width:100%;object-fit:cover}
.acard .in{padding:14px 16px}
.acard h3{font-size:15px;line-height:1.5;color:#17324D}
.acard p{font-size:13px;color:#6b7f93;margin-top:6px}
.cases{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.ccard{display:grid;grid-template-columns:220px 1fr;border:1px solid #e3ebf3;border-radius:12px;overflow:hidden}
.ccard img{height:100%;width:100%;object-fit:cover}
.ccard .in{padding:18px 20px}
.ccard h3{color:#0B3B66;font-size:17px;margin-bottom:8px}
.ccard p{font-size:14px;color:#4a6076}
.ctaband{background:#0B3B66;color:#fff;text-align:center;padding:46px 20px}
.ctaband h2{font-size:24px;margin-bottom:10px}
.ctaband p{color:#cfe0f2;margin-bottom:20px}
.ctaband .tel{font-size:30px;font-weight:800;color:#FDB26F;font-family:Consolas,monospace}
details{border:1px solid #e3ebf3;border-radius:10px;padding:14px 18px;margin-bottom:12px}
details summary{cursor:pointer;font-weight:700;color:#0B3B66}
details p{margin-top:10px;font-size:14.5px;color:#4a6076}
.cities{font-size:14.5px;color:#4a6076;line-height:2.1}
.cities a{color:#0B3B66;margin-right:12px;border-bottom:1px dotted #9db4c9}
.crumb{font-size:13px;color:#6b7f93;padding:16px 0 0}
.crumb a{color:#6b7f93}
.art{max-width:800px;margin:0 auto}
.art h1{font-size:27px;color:#0B3B66;line-height:1.4;margin:10px 0 6px}
.art .meta{color:#8496a8;font-size:13px;margin-bottom:22px}
.art .lead{background:#F2F6FA;border-left:4px solid #F07B1D;padding:14px 18px;border-radius:0 8px 8px 0;margin-bottom:26px;font-size:15.5px}
.art h2{font-size:20px;color:#0B3B66;margin:30px 0 12px;padding-left:12px;border-left:4px solid #F07B1D}
.art p{margin-bottom:12px;font-size:15.5px;color:#33475c}
.art img{border-radius:10px;margin:18px 0}
.caliber{background:#fff7ef;border:1px solid #f4d9b8;border-radius:10px;padding:14px 18px;margin:26px 0;font-size:14.5px;color:#7a5a2e}
.ask{background:#F2F6FA;border-radius:12px;padding:20px 22px;margin:30px 0}
.ask h3{color:#0B3B66;font-size:17px;margin-bottom:8px}
.ask p{font-size:14.5px;color:#4a6076}
.qa h1{font-size:24px;color:#0B3B66;margin:10px 0 18px;line-height:1.45}
.ft{background:#0B3B66;color:#b9cde0;padding:40px 0 76px;font-size:14px}
.ft .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}
.ft h4{color:#fff;font-size:16px;margin-bottom:10px}
.ft a{color:#b9cde0}
.ft .cp{border-top:1px solid #1c5288;margin-top:26px;padding-top:16px;font-size:12.5px;color:#7f9cb9}
.mbar{display:none}
@media(max-width:900px){
.hero .wrap{grid-template-columns:1fr}
.hero img{height:240px}
.cards3,.arts,.adv{grid-template-columns:1fr 1fr}
.cases{grid-template-columns:1fr}
.ccard{grid-template-columns:1fr}
.ccard img{height:200px}
.ft .wrap{grid-template-columns:1fr}
}
@media(max-width:760px){
.topbar{display:none}
#mtg{display:block}
.nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;gap:0;border-bottom:1px solid #e3ebf3}
.nav a{padding:13px 20px;border-bottom:1px solid #f0f4f8}
.nav.open{display:flex}
.cards3,.arts,.adv{grid-template-columns:1fr}
.hero h1{font-size:25px}
.art h1{font-size:21px}
.mbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:999;height:52px;box-shadow:0 -2px 8px rgba(0,0,0,.15)}
.mbar a{flex:1;display:flex;align-items:center;justify-content:center;color:#fff;font-size:15.5px;font-weight:700}
.mbar .t{background:#F07B1D}
.mbar .w{background:#0B3B66}
body{padding-bottom:52px}
}