:root{--pri:#0c4a6e;--dark:#062f45;--acc:#0ea5e9;--tint:#f0f9ff;--line:#d3e7f5;--ink:#0d2c3d;--sub:#547a91}

:root{--ts:1.20;--radius:2px}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font:16px/1.85 -apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
color:var(--ink);background:#fff}
img{max-width:100%;display:block}
a{color:var(--pri);text-decoration:none}
a:hover{color:var(--acc)}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}
.narrow{max-width:880px}
h1,h2,h3,h4{line-height:1.35;font-weight:700;color:var(--ink)}
h1{font-size:calc(30px * var(--ts));letter-spacing:-.01em}
h2{font-size:calc(23px * var(--ts))}
h3{font-size:calc(17px * var(--ts))}
p{margin:0 0 14px}
.sec{padding:52px 0}
.sec.tint{background:var(--tint)}
.sec-h{display:flex;align-items:baseline;justify-content:space-between;gap:16px;
margin-bottom:22px;flex-wrap:wrap}
.sec-h h2{position:relative;padding-left:14px}
.sec-h h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;
background:var(--acc);border-radius:2px}
.sec-h .more{font-size:14px;color:var(--sub)}
.lead{font-size:17px;color:var(--sub);max-width:760px}
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(auto-fit,minmax(330px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(215px,1fr))}
.card{background:#fff;border-radius:var(--radius);padding:22px;border:1px solid var(--line)}
.card h3{margin-bottom:8px}
.card .no{display:inline-block;font:700 12px/1 ui-monospace,monospace;color:var(--acc);
letter-spacing:.1em;margin-bottom:10px}
.card ul{margin:10px 0 0;padding-left:18px;color:var(--sub);font-size:14.5px}
.card li{margin:3px 0}
.card .more{display:inline-block;margin-top:12px;font-size:14px;font-weight:600}
.crumb{font-size:13.5px;color:var(--sub);padding:12px 0;border-bottom:1px solid var(--line)}
.crumb a{color:var(--sub)}.crumb i{margin:0 8px;font-style:normal;opacity:.5}
.cols{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:38px;align-items:start}
.side{position:sticky;top:18px;font-size:14.5px}
.side .box{border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;margin-bottom:16px}
.side h4{font-size:15px;margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.side ul{list-style:none}
.side li{padding:5px 0;border-bottom:1px dashed var(--line)}
.side li:last-child{border:none}
.side a{color:var(--ink)}
.side a:hover{color:var(--acc)}
.tagline{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 0}
.tagline a{font-size:13px;padding:4px 11px;border:1px solid var(--line);border-radius:99px;color:var(--sub)}
.tagline a:hover{border-color:var(--acc);color:var(--acc)}
table{width:100%;border-collapse:collapse;font-size:15px;margin:16px 0}
th,td{border:1px solid var(--line);padding:10px 13px;text-align:left;vertical-align:top}
th{background:var(--tint);font-weight:600}
.acc{border:1px solid var(--line);border-radius:var(--radius);margin:12px 0;overflow:hidden}
.acc summary{cursor:pointer;padding:13px 18px;font-weight:600;background:var(--tint);list-style:none}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"＋";float:right;color:var(--acc)}
.acc[open] summary::after{content:"－"}
.acc .body{padding:14px 18px;border-top:1px solid var(--line)}
.rtabs{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 18px}
.rtabs button{font:inherit;font-size:14px;padding:7px 16px;border:1px solid var(--line);
background:#fff;border-radius:99px;cursor:pointer;color:var(--sub)}
.rtabs button.on{background:var(--pri);border-color:var(--pri);color:#fff}
.panel{display:none}.panel.on{display:block}
.steps{counter-reset:s;display:grid;gap:14px}
.steps li{list-style:none;position:relative;padding:16px 18px 16px 62px;border:1px solid var(--line);
border-radius:var(--radius);background:#fff}
.steps li::before{counter-increment:s;content:counter(s,decimal-leading-zero);position:absolute;
left:18px;top:16px;font:700 15px/1 ui-monospace,monospace;color:var(--acc)}
.steps b{display:block;margin-bottom:3px}
.dl{display:grid;grid-template-columns:auto 1fr;gap:8px 18px;font-size:15px;margin:14px 0}
.dl dt{color:var(--sub)}
.dl dd{color:var(--ink)}
.pbar{position:fixed;left:0;top:0;height:3px;background:var(--acc);width:0;z-index:60}
.bktop{position:fixed;right:20px;bottom:24px;width:42px;height:42px;border-radius:50%;
background:var(--pri);color:#fff;border:none;font-size:17px;cursor:pointer;display:none;z-index:55}
.bktop.on{display:block}
.mstrip{display:none;gap:10px;padding:12px 0;overflow-x:auto;-webkit-overflow-scrolling:touch}
.mstrip a{flex:0 0 auto;font-size:14px;padding:7px 14px;border:1px solid var(--line);
border-radius:99px;white-space:nowrap;color:var(--sub)}
.stat{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:20px;text-align:center}
.stat b{display:block;font-size:calc(30px * var(--ts));color:var(--acc);line-height:1.2}
.stat span{font-size:14px;color:var(--sub)}
.nlist{list-style:none}
.nlist li{display:grid;grid-template-columns:104px 1fr;gap:18px;padding:16px 0;
border-bottom:1px solid var(--line)}
.nlist .dt{font-size:13px;color:var(--sub)}
.nlist .dt b{display:block;font-size:15px;color:var(--acc);margin-bottom:3px}
.nlist h3{font-size:16.5px;margin-bottom:5px}
.nlist p{color:var(--sub);font-size:14.5px;margin:0}
.crumb+.cols{padding-top:32px}
.pager{display:flex;gap:14px;flex-wrap:wrap;margin:26px 0 0;font-size:14.5px}
.pager a{flex:1 1 240px;border:1px solid var(--line);border-radius:var(--radius);padding:12px 16px}
form .row{margin-bottom:12px}
form label{display:block;font-size:14px;color:var(--sub);margin-bottom:5px}
form input,form textarea,form select{width:100%;font:inherit;font-size:15px;padding:10px 12px;
border:1px solid var(--line);border-radius:calc(var(--radius) / 2);background:#fff}
form button{font:inherit;font-weight:600;padding:11px 26px;border:none;border-radius:99px;
background:var(--pri);color:#fff;cursor:pointer}
form button:hover{background:var(--dark)}
footer{background:var(--dark);color:#c8d2e2;font-size:14.5px;padding:44px 0 24px;margin-top:20px}
footer h5{color:#fff;font-size:15px;margin-bottom:12px}
footer a{color:#c8d2e2}footer a:hover{color:#fff}
footer .cols4{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
footer ul{list-style:none}footer li{padding:3px 0}
footer .map{margin-top:20px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14);
line-height:2.1}
footer .map a{margin-right:14px;font-size:13.5px;opacity:.85}
footer .cp{margin-top:20px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14);
display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;opacity:.8}
@media(max-width:900px){
 .cols{grid-template-columns:1fr;gap:26px}.side{position:static}
 footer .cols4{grid-template-columns:1fr 1fr}
 .mstrip{display:flex}
 h1{font-size:calc(24px * var(--ts))}
 .sec{padding:38px 0}
}
@media(max-width:560px){
 footer .cols4{grid-template-columns:1fr}
 .nlist li{grid-template-columns:1fr;gap:6px}
}
header{background:#fff;border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;gap:18px}
.logo{font-size:17px;font-weight:700;letter-spacing:.08em}
nav ul{list-style:none;display:flex;gap:24px;font-size:14px;letter-spacing:.04em}
nav a{color:var(--sub)}
nav a.on{color:var(--ink);font-weight:700}
.hero{padding:86px 0 66px}
.hero h1{font-size:calc(44px * var(--ts));font-weight:800;letter-spacing:-.02em;max-width:960px;line-height:1.2}
.hero .lead{margin-top:22px;font-size:19px;max-width:720px}
.hero .cta{margin-top:30px;display:flex;gap:26px;flex-wrap:wrap;font-size:15px}
.hero .cta a{border-bottom:2px solid var(--acc);padding-bottom:4px;font-weight:600}
.card{border:none;border-bottom:1px solid var(--line);padding:24px 0;border-radius:0;background:none}
.card:hover{border-bottom-color:var(--ink)}
.card h3{font-size:19px}
.sec{padding:38px 0}
.sec-h{border-bottom:1px solid var(--ink);padding-bottom:10px}
.sec-h h2::before{display:none}.sec-h h2{padding-left:0;font-weight:800}
.sec-h .more{font-size:13px;letter-spacing:.04em}
.grid.g2,.grid.g3{gap:0 44px}