:root{--bg:#faf7f0;--surface:#fffdf8;--ink:#2a2620;--ink2:#5b5449;--muted:#857c6f;--line:#e8dfd0;--acc:#ad7440;--soft:#f3ead9;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif}
@media (prefers-color-scheme:dark){:root{--bg:#17150f;--surface:#1f1c16;--ink:#efe8dc;--ink2:#cfc6b7;--muted:#a1988a;--line:#35302a;--acc:#e0a66c;--soft:#2a2519}}
*{box-sizing:border-box}
html{scroll-padding-top:20px}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.75 var(--sans);-webkit-font-smoothing:antialiased}
a{color:var(--acc)}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px 24px;min-height:68px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:700}
.mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:#f6e3bb;color:#7a4a1c;font-size:15px}
nav{display:flex;gap:6px 22px;font-size:15px;flex-wrap:wrap}
nav a{color:var(--ink2);text-decoration:none}
nav a:hover,nav a[aria-current]{color:var(--acc)}
.hero{padding:88px 0 72px}
.eyebrow{margin:0;font-size:13px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
h1{margin:14px 0 0;font-size:clamp(32px,5.4vw,52px);line-height:1.2;letter-spacing:.02em}
.en{display:block;margin-top:8px;font-size:clamp(17px,2.4vw,22px);font-weight:500;color:var(--ink2);letter-spacing:0}
.lede{margin:24px 0 0;max-width:40em;font-size:18px;color:var(--ink2)}
section{padding:64px 0;border-top:1px solid var(--line)}
h2{margin:0;font-size:26px}
h2 small{display:block;margin-top:2px;font-size:15px;font-weight:400;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin-top:28px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px 22px 20px}
.card h3{margin:0;font-size:19px}
.card .tag{display:inline-block;margin-top:6px;font-size:12.5px;color:var(--acc);background:var(--soft);border-radius:99px;padding:1px 10px}
.card p{margin:10px 0 0;font-size:15px;color:var(--ink2)}
.card p.e{font-size:13.5px;color:var(--muted)}
a.card{display:block;color:inherit;text-decoration:none;transition:border-color .2s}
a.card:hover{border-color:var(--acc)}
.card .more{display:inline-block;margin-top:12px;font-size:14px;color:var(--acc)}
.about{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:24px}
.about p{margin:0 0 12px;color:var(--ink2)}
dl{display:grid;grid-template-columns:max-content 1fr;gap:10px 24px;margin:28px 0 0}
dt{color:var(--muted);font-size:14.5px}
dd{margin:0}
dd span{display:block;color:var(--muted);font-size:14px}
footer{border-top:1px solid var(--line);padding:28px 0 40px;font-size:14px;color:var(--muted)}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px 24px}
footer .links{display:flex;flex-wrap:wrap;gap:6px 18px}
footer a{color:var(--muted);text-decoration:none}
footer a:hover{color:var(--acc)}
/* 产品页 */
.crumb{margin:0 0 18px;font-size:14px}
.crumb a{text-decoration:none}
.phero{padding:56px 0 48px}
.phero .lede{margin-top:20px}
.pill{display:inline-block;margin-top:18px;font-size:13px;color:var(--acc);background:var(--soft);border-radius:99px;padding:2px 12px}
.feat{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-top:26px}
.feat .card h3{font-size:17px}
.note{margin-top:22px;padding:18px 22px;background:var(--soft);border-radius:14px;color:var(--ink2);font-size:15px}
.note p{margin:0 0 8px}.note p:last-child{margin:0}
.enbox{margin-top:20px;color:var(--muted);font-size:15px}
.cta{display:inline-block;margin-top:26px;padding:10px 22px;border-radius:99px;background:var(--acc);color:#fff;text-decoration:none;font-size:15px}
@media (prefers-color-scheme:dark){.cta{color:#17150f}}
/* 政策页 */
.doc{max-width:760px;margin:0 auto;padding:56px 20px 72px}
.doc h1{font-size:clamp(28px,4.6vw,40px)}
.doc .meta{margin:10px 0 0;color:var(--muted);font-size:14.5px}
.doc h2{margin:40px 0 0;font-size:21px}
.doc h3{margin:22px 0 0;font-size:17px}
.doc p,.doc li{color:var(--ink2)}
.doc p{margin:12px 0 0}
.doc ul{margin:10px 0 0;padding-left:1.3em}
.doc li{margin:4px 0}
.doc .sum{margin-top:28px;padding:18px 22px;background:var(--soft);border-radius:14px;font-size:15px}
.doc .sum p{margin:0 0 8px;color:var(--ink2)}.doc .sum p:last-child{margin:0}
.doc .tbl{overflow-x:auto;margin-top:14px}
table{border-collapse:collapse;width:100%;font-size:14.5px;min-width:560px}
th,td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top;color:var(--ink2)}
th{background:var(--soft);color:var(--ink);font-weight:600}
.faq details{border-bottom:1px solid var(--line);padding:14px 0}
.faq summary{cursor:pointer;font-weight:600;color:var(--ink)}
.faq details p{margin:10px 0 0}
@media (max-width:720px){header .wrap{padding-top:10px;padding-bottom:10px}nav{font-size:14px;gap:2px 16px}.hero{padding:52px 0 44px}.about{grid-template-columns:1fr}dl{grid-template-columns:1fr;gap:2px}dd{margin-bottom:14px}section{padding:48px 0}.phero{padding:36px 0 36px}.doc{padding:36px 20px 56px}}