:root{color-scheme:light;--paper:#f4f0e8;--ink:#24221e;--muted:#68645c;--line:#d8d1c5;--accent:#7d382b}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.85 -apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans CJK SC",sans-serif}a{color:inherit;text-underline-offset:5px}a:hover{color:var(--accent)}a:focus-visible{outline:2px solid var(--accent);outline-offset:5px}header,main,footer{max-width:1040px;margin:auto;padding:0 32px}header{display:flex;justify-content:space-between;align-items:center;gap:24px;min-height:100px;border-bottom:1px solid var(--line)}.wordmark{font-family:Georgia,"Times New Roman",serif;font-size:30px;letter-spacing:-1px;text-decoration:none}nav{display:flex;gap:24px;font-size:14px}nav a{text-decoration:none}nav a[aria-current=page]{text-decoration:underline}main{padding-top:64px;padding-bottom:80px}.eyebrow{color:var(--accent);font-size:12px;letter-spacing:2px;text-transform:uppercase}h1{font-family:Georgia,"Songti SC",serif;font-size:clamp(36px,6vw,66px);line-height:1.2;font-weight:400;letter-spacing:-1px;margin:16px 0 24px}h2{font-size:22px;line-height:1.5;margin:42px 0 12px;font-weight:600}h3{font-size:17px;margin:24px 0 8px}p{margin:12px 0}.lead{font-size:20px;max-width:680px;color:var(--muted)}.meta,.muted{color:var(--muted)}.meta{font-size:14px}.prose{max-width:760px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:54px}.card{border-top:1px solid var(--ink);padding-top:20px;text-decoration:none}.card strong{display:block;font-size:20px;font-weight:500}.card p{font-size:14px;color:var(--muted)}.arrow{font-size:24px}ul,ol{padding-left:24px}li{margin:8px 0}table{border-collapse:collapse;width:100%;font-size:14px;margin:24px 0}th,td{text-align:left;vertical-align:top;padding:14px 10px;border-bottom:1px solid var(--line)}th{font-weight:600}th:first-child,td:first-child{padding-left:0}footer{border-top:1px solid var(--line);padding-top:24px;padding-bottom:36px;font-size:12px;color:var(--muted);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}footer p{margin:0}footer a{text-decoration:none}.note{border-left:2px solid var(--accent);padding-left:20px;margin:30px 0;color:var(--muted)}details{border-bottom:1px solid var(--line);padding:22px 0}summary{font-size:18px;font-weight:500;cursor:pointer}details p{max-width:720px}code{font-size:.9em;overflow-wrap:anywhere}.contact{display:inline-block;font-family:Georgia,serif;font-size:clamp(22px,4vw,32px);margin:14px 0}@media(max-width:640px){header,main,footer{padding-left:22px;padding-right:22px}header{align-items:flex-start;flex-direction:column;justify-content:center;gap:8px;padding-top:18px;padding-bottom:18px}nav{gap:22px}main{padding-top:42px;padding-bottom:54px}.cards{grid-template-columns:1fr;gap:24px;margin-top:36px}.lead{font-size:18px}table{font-size:13px}th,td{padding:12px 6px}h2{margin-top:34px}}