:root{--ink:#2b2b2b;--muted:#767676;--bg:#f7f6f4;--panel:#fff;--soft:#eeedeb;--line:#e8e7e4;--accent:#2b2b2b;--serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,"Songti SC","Noto Serif CJK SC",serif}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font:17px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--ink);text-decoration-color:#b5b5b5;text-underline-offset:4px}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #2b74c9;outline-offset:3px}
.wrap{max-width:1040px;margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:99}
header{position:sticky;top:0;z-index:20;background:rgba(247,246,244,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:72px}
.logo{display:flex;align-items:center;color:var(--ink);text-decoration:none;font-family:var(--serif);font-weight:500;letter-spacing:.22em;font-size:1.15rem}
.logo i{display:none}
nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
nav a{color:#555;text-decoration:none;padding:8px 14px;border-radius:999px;font-size:.96rem}nav a:hover{background:var(--soft);color:var(--ink)}
nav .cta{border:1px solid #bdbdbd;color:var(--ink);margin-left:6px}nav .cta:hover{background:var(--ink);border-color:var(--ink);color:#fff}
.langsw{position:relative;margin-left:6px}.langsw summary{list-style:none;cursor:pointer;color:#555;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:.85rem;background:#fff}.langsw summary::-webkit-details-marker{display:none}.langsw summary:after{content:" ▾";font-size:.75rem}
.langsw div{position:absolute;right:0;top:calc(100% + 8px);background:#fff;border:1px solid var(--line);border-radius:14px;min-width:150px;padding:8px;box-shadow:0 12px 32px rgba(0,0,0,.08)}
.langsw div a{display:block;color:var(--ink);padding:9px 14px;border-radius:8px}.langsw div a:hover{background:var(--bg)}
.hero{background:linear-gradient(180deg,#efeeeb 0%,#f7f6f4 100%)}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;padding-top:96px;padding-bottom:96px}
.eyebrow{font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:#8a8a8a;margin:0 0 18px}
h1{font-family:var(--serif);font-weight:500;font-size:2.9rem;line-height:1.18;margin:0 0 22px;letter-spacing:-.005em}
.lead{font-size:1.15rem;color:#666;max-width:52ch;margin:0}
.btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.btn{display:inline-block;background:var(--ink);color:#fff;padding:13px 28px;border-radius:999px;text-decoration:none;font-weight:500}.btn:hover{background:#000}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid #bdbdbd}.btn.ghost:hover{background:#fff;border-color:var(--ink)}
.route{width:100%;height:auto;display:block}
.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fbfbfa}
.trust ul{list-style:none;margin:0;padding:20px 0;display:flex;flex-wrap:wrap;gap:10px 34px;justify-content:space-between;color:var(--muted);font-size:.93rem}
.trust li{display:flex;align-items:center;gap:9px}.trust .ic{width:18px;height:18px;color:#8a8a8a}
section{padding:92px 0}.alt{background:#fbfbfa;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
h2{font-family:var(--serif);font-weight:500;font-size:2.05rem;line-height:1.25;margin:0 0 12px}.sub{color:var(--muted);margin:0 0 44px;max-width:60ch}
h3{font-size:1.08rem;font-weight:600;margin:0 0 8px}
.grid{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(290px,1fr))}
.card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:32px 30px}.alt .card{background:#fff}
.card p{margin:0;color:var(--muted)}.card .ic{width:30px;height:30px;color:#6a6a6a;margin-bottom:18px;display:block}
.ic{stroke-width:1.4}
.steps{list-style:none;margin:0;padding:0;display:grid;gap:24px;grid-template-columns:repeat(4,1fr);counter-reset:s}
.steps li{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px}
.steps li:before{content:"0" counter(s);display:block;font-family:var(--serif);font-size:2.1rem;font-weight:400;color:#b0b0b0;margin-bottom:8px}
.steps b{display:block;margin-bottom:6px}.steps span{color:var(--muted)}
.two{display:grid;gap:26px;grid-template-columns:1fr 1fr}
.panel{border-radius:20px;padding:40px}.p1{background:var(--soft)}.p2{background:#fff;border:1px solid var(--line)}
.panel p{color:var(--muted)}.panel ul{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:12px}
.panel li{display:flex;gap:12px}.panel li .ic{flex:0 0 18px;width:18px;height:18px;margin-top:5px;color:#6a6a6a}
.cats{display:flex;flex-wrap:wrap;gap:10px;margin:0;padding:0;list-style:none}
.cats li{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 20px;font-size:.95rem;color:#555}
a.pcard{text-decoration:none;color:inherit;display:block;transition:border-color .2s,transform .2s}a.pcard:hover{border-color:#b9b9b6;transform:translateY(-2px)}a.pcard h3{font-family:var(--serif);font-weight:500;font-size:1.3rem}.more{display:inline-block;margin-top:14px;font-size:.92rem;color:#555}
.crumbs{font-size:.9rem;color:var(--muted);margin:0 0 14px}.crumbs a{color:var(--muted)}.cols2{display:grid;gap:26px;grid-template-columns:1fr 1fr}.list{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:10px}.list li{display:flex;gap:12px}.list .ic{flex:0 0 18px;width:18px;height:18px;margin-top:5px;color:#6a6a6a}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 24px;margin-bottom:12px}
.faq summary{cursor:pointer;font-weight:500;padding:20px 0;list-style:none;display:flex;justify-content:space-between;gap:14px}
.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:#8a8a8a;font-size:1.4rem;line-height:1}.faq details[open] summary:after{content:"–"}
.faq details p{margin:0 0 20px;color:var(--muted)}
.band{background:var(--soft);text-align:center;padding:84px 0}
.band h2{margin-bottom:12px}.band p{color:var(--muted);margin:0 auto 28px;max-width:54ch}
.contact{display:grid;gap:28px;grid-template-columns:1fr 1fr}
.row{display:flex;gap:16px;margin-bottom:22px}.row .ic{flex:0 0 24px;width:24px;height:24px;color:#6a6a6a;margin-top:3px}.row b{display:block;font-weight:600}
.prose{max-width:72ch}.prose h2{font-family:inherit;font-weight:600;font-size:1.15rem;margin:30px 0 8px}.prose p{margin:0 0 10px}
.page-head{background:linear-gradient(180deg,#efeeeb,#f7f6f4);padding:64px 0 40px}.page-head h1{margin:0;font-size:2.2rem}
footer{background:var(--soft);color:#6a6a6a;padding:56px 0 30px;font-size:.94rem}
footer .cols{display:grid;gap:32px;grid-template-columns:1.4fr 1fr 1fr}footer h4{color:var(--ink);margin:0 0 12px;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;font-weight:600}
footer a{color:#555;text-decoration:none;display:block;margin-bottom:7px}footer a:hover{color:var(--ink);text-decoration:underline}
footer .copy{border-top:1px solid #dddcd8;margin-top:34px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
@media(max-width:860px){.cols2{grid-template-columns:1fr}.hero .wrap{grid-template-columns:1fr;padding-top:56px;padding-bottom:56px}h1{font-size:2.2rem}.two,.contact,footer .cols{grid-template-columns:1fr}section{padding:60px 0}.route{max-width:440px}.steps{grid-template-columns:repeat(2,1fr)}.panel{padding:30px}}
@media(max-width:640px){.steps{grid-template-columns:1fr}nav a:not(.cta):not(.langsw a){display:none}nav{flex-wrap:nowrap;gap:4px}nav .cta{padding:6px 12px;font-size:.85rem;white-space:nowrap;margin-left:0}.langsw{margin-left:0}.logo{letter-spacing:.14em;font-size:1rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}