*{margin:0;padding:0;box-sizing:border-box}
:root{--navy-900:#07101F;--navy-800:#0B2447;--ink:#14213D;--sub:#5A6B85;--faint:#8CA0BC;--cyan:#17C3E2;--cyan-deep:#0E9FBE;--cyan-ink:#0C7C8C;--line:#E3ECF5;--light:#F5F9FD;--cta:linear-gradient(135deg,#17C3E2,#2E7CF6)}
body{font-family:"PingFang SC","Helvetica Neue",Arial,sans-serif;color:var(--ink);-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.mono{font-family:"SF Mono",Menlo,monospace;letter-spacing:.24em;font-size:12px;color:var(--cyan-deep);font-weight:600}
.h2{font-size:30px;font-weight:700;margin-top:12px}
.sub{font-size:14px;color:var(--sub);margin-top:10px;line-height:1.7}
.center{text-align:center}.center .sub{margin-left:auto;margin-right:auto;max-width:640px}
.nav{height:76px;background:#0A1B36;border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center}
.nav .wrap{display:flex;align-items:center;width:100%;gap:30px}
.logo{display:flex;align-items:center;gap:10px}
.logo-mark{width:34px;height:34px;border-radius:9px;background:var(--cta);color:#fff;font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:center}
.logo-cn{color:#fff;font-size:16px;font-weight:700;line-height:1.15}
.logo-en{color:#93A9CC;font-size:8.5px;letter-spacing:.14em;font-family:"SF Mono",Menlo,monospace}
.nlinks{display:flex;gap:24px;margin-left:20px;flex-wrap:wrap}
.nlinks a{color:#C7D6EC;font-size:13px}
.nlinks a.on{color:#fff;font-weight:600}
.nright{margin-left:auto;display:flex;align-items:center;gap:12px;position:relative}
.langbtn{color:#D7E4F6;font-size:12.5px;border:1px solid rgba(255,255,255,.28);padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.05);cursor:pointer}
.langdd{display:none;position:absolute;top:48px;right:0;width:300px;background:#fff;border-radius:12px;padding:14px;box-shadow:0 24px 60px rgba(4,16,38,.35);z-index:60}
.langbtn:focus+.langdd,.langdd:hover{display:block}
.langdd-t{font-size:11px;color:#8A94A6;margin-bottom:8px}
.langgrid{display:grid;grid-template-columns:1fr 1fr;gap:4px}
.langgrid a{font-size:12px;color:#33415E;padding:7px 9px;border-radius:7px;display:flex;justify-content:space-between}
.langgrid a.on{background:#E9F7FA;color:var(--cyan-ink);font-weight:700}
.cta{background:var(--cta);color:#fff;font-size:13px;font-weight:600;padding:10px 22px;border-radius:999px}
.hero{background:linear-gradient(115deg,#071530 0%,#0B2447 52%,#0E3A63 100%);color:#fff;padding:96px 0 88px;position:relative;overflow:hidden}
.hero .eyebrow{font-family:"SF Mono",Menlo,monospace;font-size:12px;letter-spacing:.22em;color:#4FD8EC}
.hero h1{font-size:44px;line-height:1.3;margin-top:16px}
.hero h1 em{font-style:normal;color:#3AD9EC}
.hero p{color:#B9C9E2;font-size:15px;line-height:1.85;margin-top:16px;max-width:580px}
.hbtns{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap}
.hb1{background:var(--cta);color:#fff;font-size:14px;font-weight:600;padding:13px 28px;border-radius:999px}
.hb2{border:1px solid rgba(255,255,255,.38);color:#E8F1FC;font-size:14px;padding:13px 26px;border-radius:999px}
.hero-net{position:absolute;right:-60px;top:0;opacity:.9;pointer-events:none}
.stats{background:var(--navy-800);border-top:1px solid rgba(255,255,255,.06)}
.stats .wrap{display:flex;padding:32px 0;flex-wrap:wrap}
.stat{flex:1;min-width:220px;padding:2px 28px;border-left:1px solid rgba(255,255,255,.09)}
.stat:first-child{border-left:none;padding-left:0}
.stat-n{color:#fff;font-size:36px;font-weight:700;font-family:"SF Mono",Menlo,monospace}
.stat-t{color:#C7D6EC;font-size:13.5px;font-weight:600;margin-top:8px}
.stat-s{color:#6E82A6;font-size:11.5px;margin-top:4px}
.sec{padding:64px 0}
.sec.light{background:var(--light)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:8px}
.card{background:#fff;border:1px solid var(--line);border-radius:13px;padding:22px;box-shadow:0 6px 20px rgba(20,33,61,.05)}
.card h4{font-size:16.5px;display:flex;gap:8px;align-items:baseline;flex-wrap:wrap}
.card h4 span{font-size:10px;color:var(--faint);font-family:"SF Mono",Menlo,monospace;letter-spacing:.06em}
.card p{font-size:12.5px;color:var(--sub);line-height:1.75;margin-top:8px}
.tagchip{display:inline-block;font-size:11px;font-weight:600;background:rgba(255,179,0,.94);color:#4A2E00;padding:4px 10px;border-radius:999px;margin-bottom:10px}
.dark{background:linear-gradient(180deg,#0B2447 0%,#0A1F3E 100%);color:#fff}
.dark .mono{color:#4FD8EC}.dark .h2{color:#fff}.dark .sub{color:#9DB4D6}
.pats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
.pat{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.14);border-radius:13px;padding:22px}
.pat-no{font-family:"SF Mono",Menlo,monospace;font-size:20px;font-weight:700;color:#3AD9EC}
.pat-st{float:right;font-size:11px;color:#9FE8F2;border:1px solid rgba(58,217,236,.45);padding:3px 10px;border-radius:999px}
.pat h4{font-size:15px;font-weight:700;line-height:1.55;margin-top:12px;min-height:46px}
.coop{display:flex;gap:18px;margin-top:26px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);flex-wrap:wrap}
.coop div{flex:1;min-width:200px}
.coop b{font-size:13px;display:block}.coop span{color:#8AA2C4;font-size:11.5px;display:block;margin-top:4px;line-height:1.6}
.trust{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.trust .card h5{font-size:15px;margin-bottom:8px}
.globrow{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.gcard{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:18px 16px}
.gcity{color:#fff;font-size:15.5px;font-weight:700}
.gcity span{font-size:9.5px;color:#7E96BA;font-family:"SF Mono",Menlo,monospace;margin-left:6px;letter-spacing:.1em}
.grole{color:#3AD9EC;font-size:11.5px;font-weight:600;margin-top:7px}
.gd{color:#8AA2C4;font-size:11px;line-height:1.6;margin-top:6px}
.news3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ncard{background:#fff;border:1px solid var(--line);border-radius:13px;padding:20px;box-shadow:0 6px 20px rgba(20,33,61,.05}
.ncard .dt{font-size:11px;color:var(--faint);font-family:"SF Mono",Menlo,monospace}
.ncard h4{font-size:14.5px;line-height:1.5;margin-top:7px}
.ncard p{font-size:12px;color:var(--sub);line-height:1.7;margin-top:7px}
.ncard .cat{display:inline-block;font-size:10.5px;background:#EDF4FB;color:#2E4A72;border:1px solid #DCE8F4;border-radius:999px;padding:3px 10px;margin-top:10px}
.ctaband{background:linear-gradient(118deg,#0B2447 0%,#0D5E80 100%);color:#fff}
.ctaband .wrap{display:flex;align-items:center;justify-content:space-between;padding:48px 24px;flex-wrap:wrap;gap:16px}
.ctaband h3{font-size:24px}
.ctaband p{color:#A9CFE2;font-size:13px;margin-top:8px}
.ctaw{background:#fff;color:#0B2447;font-size:14px;font-weight:700;padding:13px 30px;border-radius:999px}
.footer{background:#07101F;border-top:1px solid rgba(255,255,255,.07);color:#7E93B4;font-size:12px}
.ft-main{display:flex;gap:48px;padding:44px 24px 30px;flex-wrap:wrap}
.ft-brand{width:300px;min-width:260px}
.ft-main h6{color:#DCE7F6;font-size:13px;margin-bottom:10px}
.ft-main a{display:block;line-height:2.1}
.ft-legal{border-top:1px solid rgba(255,255,255,.08);padding:16px 24px 20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:11px;color:#5F7292}
.ft-legal i{font-style:normal;margin-right:16px;color:#7E93B4}
.prose{padding:56px 0}
.prose .title{font-size:32px;font-weight:700}
.prose .subtitle{color:var(--sub);margin-top:10px}
.prose .body{margin-top:28px;line-height:1.9;color:#33415E}
.prose .body h2{font-size:22px;margin:28px 0 12px}
.prose .body p{margin-bottom:14px}
.nrow{display:flex;gap:18px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin-bottom:14px;align-items:baseline}
.nrow .dt{font-size:11px;color:var(--faint);font-family:"SF Mono",Menlo,monospace;min-width:90px}
.nrow h4{font-size:15px;flex:1}
.form{max-width:640px}
.form label{display:block;font-size:12.5px;color:var(--sub);margin:14px 0 6px}
.form input,.form textarea,.form select{width:100%;border:1px solid #D5E0EE;border-radius:9px;padding:11px 14px;font-size:13.5px;font-family:inherit;background:#fff}
.form textarea{min-height:110px;resize:vertical}
.form button{margin-top:18px;background:var(--cta);border:0;color:#fff;font-size:14px;font-weight:600;padding:13px 30px;border-radius:999px;cursor:pointer}
.pdpo{font-size:11.5px;color:#8A94A6;margin-top:12px;line-height:1.7}
.saved{background:#E7F8F1;color:#0B6E4F;border:1px solid #BDE8D6;padding:12px 16px;border-radius:10px;font-size:13px;margin-bottom:8px}
.at{font-size:10.5px;color:#98A3B5;margin-left:8px}
@media(max-width:900px){.cards,.pats,.trust,.news3{grid-template-columns:1fr 1fr}.globrow{grid-template-columns:repeat(2,1fr)}.hero h1{font-size:32px}.nlinks{display:none}}
@media(max-width:600px){.cards,.pats,.trust,.news3{grid-template-columns:1fr}}
/* ===== M2 ===== */
.vis{position:relative;height:190px;overflow:hidden;background:#0B2447;border-radius:13px 13px 0 0}
.vis img{width:100%;height:100%;object-fit:cover;object-position:top;display:block}
.vis::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,16,31,0) 55%,rgba(7,16,31,.55))}
.wide{grid-column:1/-1;display:flex;background:#fff;border:1px solid var(--line);border-radius:13px;overflow:hidden;box-shadow:0 6px 20px rgba(20,33,61,.05)}
.wide .vis{width:600px;height:230px;flex:none;border-radius:0}
.wide .bd{padding:26px 30px}
.wide h4{font-size:17.5px}
.wide h4 span{font-size:10px;color:var(--faint);font-family:"SF Mono",Menlo,monospace;margin-left:8px}
.wide p{font-size:12.5px;color:var(--sub);line-height:1.75;margin-top:8px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chips span{font-size:11.5px;color:#2E4A72;background:#EDF4FB;border:1px solid #DCE8F4;padding:5px 12px;border-radius:999px}
.pats2{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px}
.pat ul{list-style:none;margin-top:12px;display:grid;gap:7px}
.pat li{font-size:12.5px;color:#AEC2DE;line-height:1.6;display:flex;gap:8px}
.pat li::before{content:"";width:5px;height:5px;border-radius:50%;background:#3AD9EC;flex:none;margin-top:7px}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}
.tags span{font-size:10.5px;color:#8FC9E8;background:rgba(46,124,246,.16);border:1px solid rgba(46,124,246,.3);padding:4px 10px;border-radius:999px}
.note{max-width:860px;margin:30px auto 0;background:#FFF7E8;border:1px solid #F0DFB2;color:#7A5A16;font-size:12.5px;line-height:1.7;padding:14px 18px;border-radius:11px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px;align-items:end}
.step{border-radius:12px;padding:16px;min-height:110px;display:flex;flex-direction:column;justify-content:flex-end}
.step b{font-size:14px}
.step span{font-size:11.5px;line-height:1.6;margin-top:6px;opacity:.85}
.ptgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px}
.ptcard{background:#fff;border:1px solid var(--line);border-radius:13px;padding:26px;box-shadow:0 6px 20px rgba(20,33,61,.05)}
.ptcard h4{font-size:17px}
.ptcard p{font-size:12.5px;color:var(--sub);line-height:1.75;margin-top:9px}
.irbar{max-width:860px;margin:26px auto 0;display:flex;justify-content:space-between;align-items:center;background:linear-gradient(118deg,#0B2447,#0D5E80);color:#fff;border-radius:13px;padding:22px 28px;flex-wrap:wrap;gap:12px}
.irbar a{background:#fff;color:#0B2447;font-size:13px;font-weight:700;padding:11px 24px;border-radius:999px}
.legal-body{max-width:820px;line-height:1.95;color:#33415E;font-size:14px}
@media(max-width:900px){.cards,.pats2,.ptgrid,.steps{grid-template-columns:1fr 1fr}.wide{flex-direction:column}.wide .vis{width:100%;height:180px}}
@media(max-width:600px){.cards,.pats2,.ptgrid,.steps{grid-template-columns:1fr}}
/* ===== 内页设计系统 V2 ===== */
.pban{background:linear-gradient(115deg,#071530 0%,#0B2447 52%,#0E3A63 100%);color:#fff;padding:64px 0 56px;position:relative;overflow:hidden}
.pban .wrap{position:relative;z-index:3}
.pban .mono{color:#4FD8EC}
.pban h1{font-size:36px;font-weight:700;margin-top:12px;letter-spacing:.01em}
.pban .psub{color:#B9C9E2;font-size:14.5px;line-height:1.8;margin-top:12px;max-width:640px}
.pban-net{position:absolute;right:-30px;top:-20px;opacity:.5;pointer-events:none}
.crumb{background:#fff;border-bottom:1px solid var(--line)}
.crumb .wrap{display:flex;gap:8px;align-items:center;padding:13px 24px;font-size:12px;color:var(--faint)}
.crumb a{color:var(--cyan-deep)}
.crumb i{font-style:normal;color:#C4CFDF}
.tl{position:relative;margin-top:26px;padding-left:26px}
.tl::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--cyan),rgba(23,195,226,.1))}
.tl-it{position:relative;padding:0 0 26px 22px}
.tl-it::before{content:"";position:absolute;left:-26px;top:5px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--cyan)}
.tl-d{font-family:"SF Mono",Menlo,monospace;font-size:12px;color:var(--cyan-deep);font-weight:600}
.tl-t{font-size:15.5px;font-weight:700;margin-top:4px}
.tl-s{font-size:12.5px;color:var(--sub);line-height:1.7;margin-top:4px}
.honors{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:16px}
.honor{background:#fff;border:1px solid var(--line);border-radius:11px;padding:14px 16px;font-size:12px;color:#2E4A72;line-height:1.55;box-shadow:0 4px 14px rgba(20,33,61,.04)}
.honor b{display:block;font-size:12.5px;color:var(--ink);margin-bottom:4px}
.honor span{font-size:10px;font-family:"SF Mono",Menlo,monospace;color:var(--faint);letter-spacing:.08em}
.twocol{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;margin-top:26px}
.ngrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px}
.ncard2{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;box-shadow:0 6px 20px rgba(20,33,61,.05);display:flex;flex-direction:column}
.ncard2:hover{border-color:rgba(23,195,226,.5)}
.ncard2 .dt{font-size:11px;color:var(--faint);font-family:"SF Mono",Menlo,monospace;display:flex;justify-content:space-between}
.ncard2 h4{font-size:15.5px;line-height:1.55;margin-top:10px}
.ncard2 p{font-size:12.5px;color:var(--sub);line-height:1.7;margin-top:8px;flex:1}
.ncard2 .cat{align-self:flex-start;font-size:10.5px;background:#E9F7FA;color:var(--cyan-ink);border:1px solid #CBEAF2;border-radius:999px;padding:4px 11px;margin-top:14px}
.det-head{max-width:820px;margin:34px auto 0}
.det-head .dt{font-size:12px;color:var(--faint);font-family:"SF Mono",Menlo,monospace}
.det-head h1{font-size:30px;line-height:1.45;margin-top:10px}
.det-body{max-width:820px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:14px;padding:34px 38px;margin-top:22px;box-shadow:0 6px 20px rgba(20,33,61,.05)}
.det-body p{margin-bottom:14px}
.ptcard{border-top:4px solid var(--cyan)}
.ptcard .no{font-family:"SF Mono",Menlo,monospace;font-size:26px;font-weight:700;color:rgba(23,195,226,.85)}
.ptcard h4{margin-top:8px}
.cgrid{display:grid;grid-template-columns:.85fr 1.15fr;gap:26px;margin-top:28px}
.cinfo{background:linear-gradient(160deg,#0B2447,#0A1F3E);border-radius:14px;padding:28px;color:#fff}
.cinfo h5{font-size:15px}
.cinfo .row{display:flex;gap:10px;margin-top:16px;font-size:12.5px;color:#B9C9E2;line-height:1.7}
.cinfo .row b{color:#fff;font-weight:600;flex:none}
.cinfo .lab{font-family:"SF Mono",Menlo,monospace;font-size:11px;color:#4FD8EC;letter-spacing:.18em;margin-bottom:14px}
.form-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:30px 32px;box-shadow:0 6px 20px rgba(20,33,61,.05)}
.legal-card{max-width:860px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:38px 44px;margin:30px auto 0;box-shadow:0 6px 20px rgba(20,33,61,.05)}
.legal-card h2{font-size:16px;margin:22px 0 10px;color:var(--ink)}
.legal-card p{font-size:13.5px;line-height:1.95;color:#33415E;margin-bottom:12px}
.stepn{font-family:"SF Mono",Menlo,monospace;font-size:22px;font-weight:700;opacity:.9}
@media(max-width:900px){.twocol,.cgrid{grid-template-columns:1fr}.ngrid,.honors{grid-template-columns:1fr 1fr}.pban h1{font-size:28px}}
@media(max-width:600px){.ngrid,.honors{grid-template-columns:1fr}.det-body,.legal-card{padding:24px}}