:root{color-scheme:light dark;--paper:#fff;--ink:#202424;--muted:#596262;--rule:#dce3e2;--accent:#087c69;--wash:#f3f7f6}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.7 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;letter-spacing:0}a{color:var(--accent);text-underline-offset:4px;overflow-wrap:anywhere}a:hover{text-decoration-thickness:2px}a:focus-visible,summary:focus-visible{outline:3px solid #d95c45;outline-offset:5px}h1,h2,h3{line-height:1.25;letter-spacing:0}h1{font-size:38px;margin:12px 0 20px}h2{font-size:23px;margin:0 0 14px}p{margin:0 0 20px}.wrap{max-width:1100px;margin:auto;padding:0 32px}.top{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:100px;border-bottom:1px solid var(--rule)}.brand{display:flex;align-items:center;gap:14px;text-decoration:none;color:var(--ink);font-size:24px;font-weight:700}.brand img{width:48px;height:48px;border-radius:8px}.brand small{display:block;font-weight:500;font-size:11px;color:var(--muted);letter-spacing:0}.top nav{display:flex;flex-wrap:wrap;gap:24px;font-size:14px}.top nav a{text-decoration:none}.top nav a[aria-current=page]{color:var(--ink);text-decoration:underline}.skip{position:absolute;top:-100px;padding:10px;background:var(--paper)}.skip:focus{top:0}.intro{padding:58px 0 32px;max-width:760px}.eyebrow{font-size:12px;font-weight:700;color:var(--accent);margin:0 0 12px}.subtle{color:var(--muted)}.layout{display:grid;grid-template-columns:210px minmax(0,1fr);gap:64px;padding-bottom:60px}.contents{font-size:14px;align-self:start;position:sticky;top:24px}.contents a{display:block;padding:6px 0;text-decoration:none;color:var(--muted)}.contents p{font-weight:650;margin-bottom:12px}.article{max-width:740px;min-width:0}.article section{padding:24px 0;border-top:1px solid var(--rule)}.contact{border-left:3px solid var(--accent);padding:0 0 0 22px;margin:4px 0 36px}.contact a{font-weight:600}.contact p{margin:10px 0}.contact small{display:block;color:var(--muted);font-size:14px}.faq{border-top:1px solid var(--rule)}details{border-bottom:1px solid var(--rule);padding:20px 0}summary{cursor:pointer;font-weight:600;padding-right:18px}details p{color:var(--muted);margin:16px 0 0}.foot{border-top:1px solid var(--rule);padding-top:26px;padding-bottom:32px;font-size:13px;color:var(--muted);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}.foot nav{display:flex;flex-wrap:wrap;gap:20px}.foot p{margin:0}.notice{font-size:14px;color:var(--muted)}
@media(max-width:720px){.wrap{padding-left:22px;padding-right:22px}.top{align-items:flex-start;flex-direction:column;padding-top:22px;padding-bottom:20px;gap:18px}.top nav{gap:22px}.intro{padding-top:36px}h1{font-size:32px}.layout{grid-template-columns:minmax(0,1fr);gap:20px}.contents{position:static;display:flex;flex-wrap:wrap;gap:6px 16px;padding-bottom:20px}.contents p{width:100%;margin:0}.contents a{padding:0}.article section{padding:24px 0}.foot{align-items:flex-start;flex-direction:column}}
@media(prefers-color-scheme:dark){:root{--paper:#151918;--ink:#edf1ee;--muted:#adb8b2;--rule:#35413a;--accent:#7bdbbd;--wash:#202823}}