:root{--ink:#14213d;--text:#2b2f36;--muted:#5d6470;--line:#e3e6eb;--bg:#ffffff;--soft:#f5f7fa;--accent:#d9632b;--accent-d:#b44e1f;--max:1080px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:"Inter",-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);background:var(--bg);line-height:1.6;font-size:17px}
a{color:var(--accent-d)}a:hover{color:var(--accent)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
header.top{position:sticky;top:0;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);z-index:10}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:700;letter-spacing:.02em;font-size:19px}
.brand svg{width:28px;height:28px}
nav a{margin-left:22px;text-decoration:none;color:var(--ink);font-size:15px}nav a:hover{color:var(--accent)}
.hero{background:linear-gradient(135deg,#14213d 0%,#1f3a68 100%);color:#fff;padding:88px 0 80px}
.hero h1{font-family:Georgia,"Times New Roman","Songti SC",serif;font-weight:600;font-size:44px;line-height:1.15;margin:0 0 18px;max-width:820px}
.hero p.lead{font-size:20px;max-width:760px;color:#dfe6f2;margin:0 0 30px}
.btn{display:inline-block;background:var(--accent);color:#fff;padding:13px 24px;border-radius:6px;text-decoration:none;font-weight:600}
.btn:hover{background:var(--accent-d);color:#fff}
.btn.ghost{background:transparent;border:1px solid #9fb0cc;margin-left:12px}
section{padding:72px 0;border-bottom:1px solid var(--line)}section.alt{background:var(--soft)}
h2{font-family:Georgia,"Times New Roman","Songti SC",serif;color:var(--ink);font-size:32px;margin:0 0 10px;font-weight:600}
.sub{color:var(--muted);margin:0 0 36px;max-width:760px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:26px}
.card h3{margin:0 0 8px;color:var(--ink);font-size:19px}
.card .n{display:inline-block;width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;text-align:center;line-height:34px;font-weight:700;margin-bottom:12px}
.card p{margin:0;color:var(--text)}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}
th,td{text-align:left;padding:16px 18px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--ink);color:#fff;font-weight:600;font-size:15px}td:first-child{font-weight:600;color:var(--ink);white-space:nowrap}
tr:last-child td{border-bottom:none}
ul.ticks{list-style:none;padding:0;margin:0}ul.ticks li{padding:8px 0 8px 28px;position:relative}
ul.ticks li:before{content:"";position:absolute;left:4px;top:17px;width:10px;height:10px;border-radius:50%;background:var(--accent)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin:0 0 36px}
.stat{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px;text-align:center}
.stat b{display:block;font-size:30px;color:var(--ink);font-family:Georgia,serif}.stat span{color:var(--muted);font-size:14px}
ol.steps{counter-reset:s;list-style:none;padding:0;margin:0}
ol.steps li{counter-increment:s;padding:14px 0 14px 54px;position:relative;border-bottom:1px solid var(--line)}
ol.steps li:before{content:counter(s);position:absolute;left:0;top:12px;width:36px;height:36px;border-radius:50%;border:2px solid var(--accent);color:var(--accent);text-align:center;line-height:32px;font-weight:700}
.contact{background:var(--ink);color:#fff}.contact h2{color:#fff}.contact .sub{color:#c9d3e3}
.contact a{color:#ffb38a}
footer{padding:28px 0;color:var(--muted);font-size:14px}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px 22px;margin-bottom:14px}
summary{cursor:pointer;font-weight:600;color:var(--ink)}details p{margin:12px 0 0}
@media (max-width:860px){header.top .wrap{height:auto;flex-wrap:wrap;padding-top:10px;padding-bottom:10px}nav{display:flex;flex-wrap:wrap;gap:4px 14px}nav a{margin-left:0}.btn.ghost{margin-left:0;margin-top:10px}.grid3,.grid2,.stats{grid-template-columns:1fr}.hero h1{font-size:32px}nav a{margin-left:12px;font-size:14px}td:first-child{white-space:normal}}
.tablewrap{overflow-x:auto;border-radius:10px}