:root{color-scheme:light;--ink:#292634;--muted:#686473;--paper:#fcfaf6;--card:#fff;--line:#e7e1ed;--purple:#655083;--soft:#f0ebf5}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.8 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}a{color:var(--purple);text-underline-offset:4px}a:hover{color:#38234f}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #9e82c5;outline-offset:5px}.wrap{max-width:1000px;margin:auto;padding:0 32px}header{border-bottom:1px solid var(--line)}.header-row{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:96px}.brand{font-size:17px;font-weight:700;text-decoration:none;letter-spacing:.01em}.brand small{display:block;font-size:11px;color:var(--muted);font-weight:500;letter-spacing:.12em}nav{display:flex;gap:24px;align-items:center}nav a{text-decoration:none;font-size:14px}nav a[aria-current=page]{text-decoration:underline;text-decoration-thickness:2px}.languages{display:flex;gap:4px;padding:3px;border:1px solid var(--line);border-radius:24px}.languages button{font:inherit;font-size:12px;border:0;background:transparent;color:var(--muted);padding:5px 11px;border-radius:20px;cursor:pointer}.languages button[aria-pressed=true]{background:var(--purple);color:#fff}.draft{margin:24px 0 0;border-left:3px solid #b37a28;padding:12px 16px;background:#fff4dd;color:#6f4c19;font-size:13px}.hero{padding:62px 0 36px;max-width:730px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--purple);text-transform:uppercase}h1{font-size:clamp(34px,5vw,52px);line-height:1.18;letter-spacing:-.04em;font-weight:650;margin:14px 0 20px}h2{font-size:21px;line-height:1.45;margin:0 0 12px;font-weight:650;letter-spacing:-.02em}h3{font-size:17px;margin:22px 0 8px}.lead{color:var(--muted);font-size:18px;max-width:660px}p{margin:0 0 16px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.card{border:1px solid var(--line);background:var(--card);padding:30px;border-radius:18px}.card-number{display:block;color:var(--purple);font-size:12px;letter-spacing:.14em;margin-bottom:15px}.contact{background:var(--soft);border-color:#dfd3eb}.email{display:block;overflow-wrap:anywhere;font-weight:650;font-size:20px;margin:12px 0}.fine{font-size:13px;color:var(--muted)}ul,ol{padding-left:23px;margin:8px 0 16px}li+li{margin-top:6px}.faq{margin-top:40px}.faq h2{margin-bottom:20px}details{border-top:1px solid var(--line);padding:17px 0}details:last-child{border-bottom:1px solid var(--line)}summary{cursor:pointer;font-weight:600}details p{margin:14px 0 2px;color:var(--muted)}.policy-layout{display:grid;grid-template-columns:190px minmax(0,1fr);gap:50px}.toc{align-self:start;position:sticky;top:24px;font-size:13px}.toc a{display:block;text-decoration:none;padding:5px 0}.policy section{scroll-margin-top:24px;margin-bottom:36px}.policy section+section{padding-top:28px;border-top:1px solid var(--line)}.summary-box{background:var(--soft);padding:24px 28px;border-radius:16px;margin-bottom:32px}.placeholder{color:#8a540c;background:#fff0cd;border-radius:4px;padding:1px 5px}.meta{font-size:13px;color:var(--muted)}footer{margin-top:70px;padding:26px 0 40px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}.footer-row{display:flex;justify-content:space-between;gap:20px}html.js[data-language=en] [data-language=zh],html.js[data-language=zh] [data-language=en]{display:none!important}[hidden]{display:none!important}body>main{min-height:65vh}
@media(max-width:700px){.wrap{padding:0 22px}.header-row{align-items:flex-start;flex-direction:column;padding-top:22px;padding-bottom:20px;gap:16px}nav{gap:20px;flex-wrap:wrap}.hero{padding:38px 0 24px}.grid{grid-template-columns:1fr;gap:16px}.card{padding:24px}.policy-layout{display:block}.toc{position:static;border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:28px}.toc a{display:inline-block;margin-right:16px}.footer-row{flex-direction:column;gap:8px}.lead{font-size:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media print{.languages,.draft,.toc{display:none}header,footer{border:0}.hero{padding:20px 0}.policy-layout{display:block}.card,section{break-inside:avoid}body{background:white;color:black}}