:root{--ink:#1b2430;--muted:#55606e;--bg:#ffffff;--soft:#f4f6f8;--line:#dfe4ea;--brand:#16405f;--accent:#1f7a6d;--accent-ink:#ffffff;--callout:#eef6f4}
*{box-sizing:border-box}
body{margin:0;font-family:"Source Sans 3",-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);font-size:18px;line-height:1.65}
a{color:var(--accent)}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header.site{border-bottom:1px solid var(--line);background:#fff}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px;flex-wrap:wrap}
.logo{font-family:"Source Serif 4",Georgia,serif;font-weight:700;font-size:20px;color:var(--brand);text-decoration:none}
nav.top a{margin-left:20px;text-decoration:none;color:var(--ink);font-size:16px}
nav.top a.btn{color:var(--accent-ink)}
@media(max-width:700px){nav.top a:not(.btn){display:none}nav.top a.btn{margin-left:0;padding:9px 16px;font-size:15px}}
.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);padding:12px 22px;border-radius:6px;text-decoration:none;font-weight:600;border:0;font-size:17px;cursor:pointer}
.btn:hover{filter:brightness(1.08)}
.crumbs{font-size:14px;color:var(--muted);padding-top:18px;padding-bottom:0}
.crumbs a{color:var(--muted)}
.hero{background:var(--soft);border-bottom:1px solid var(--line);padding:36px 0 44px}
.hero h1{font-family:"Source Serif 4",Georgia,serif;font-size:clamp(30px,4.2vw,44px);line-height:1.15;color:var(--brand);margin:10px 0 14px;max-width:880px}
.hero p.lede{font-size:21px;color:var(--muted);max-width:760px;margin:0 0 24px}
.grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;padding-top:40px;padding-bottom:40px}
@media(max-width:900px){.grid{grid-template-columns:1fr}}
main h2{font-family:"Source Serif 4",Georgia,serif;color:var(--brand);font-size:27px;line-height:1.25;margin:36px 0 10px}
main h2:first-child{margin-top:0}
main li{margin-bottom:8px}
.callout{background:var(--callout);border-left:4px solid var(--accent);padding:6px 24px 10px;margin:32px 0;border-radius:4px}
.callout h2{font-size:22px;margin-top:16px}
.table-wrap{overflow-x:auto;margin:16px 0}
table{border-collapse:collapse;width:100%;font-size:16px}
th,td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
th{background:var(--soft)}
aside.side .card{border:1px solid var(--line);border-radius:8px;padding:20px;position:sticky;top:20px;background:#fff}
aside.side h3{margin:0 0 8px;font-size:18px;color:var(--brand)}
aside.side p{font-size:16px;color:var(--muted);margin:0 0 16px}
aside.side ul{padding-left:18px;font-size:15px;margin:16px 0 0}
.faq details{border-bottom:1px solid var(--line);padding:14px 0}
.faq summary{font-weight:600;cursor:pointer;font-size:18px}
.faq details p{margin:10px 0 0;color:var(--ink)}
.related{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin-top:12px}
.related a{display:block;border:1px solid var(--line);border-radius:8px;padding:14px 16px;text-decoration:none;color:var(--ink);font-weight:600;font-size:16px}
.related a:hover{border-color:var(--accent)}
.quote{background:var(--soft);border-top:1px solid var(--line);padding:48px 0}
.quote h2{font-family:"Source Serif 4",Georgia,serif;color:var(--brand);font-size:30px;margin:0 0 6px}
.quote p.sub{color:var(--muted);margin:0 0 24px;max-width:720px}
form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:700px){form .row{grid-template-columns:1fr}}
label{display:block;font-size:15px;font-weight:600;margin:0 0 6px}
input,select,textarea{width:100%;font:inherit;font-size:16px;padding:10px 12px;border:1px solid #c5cdd6;border-radius:6px;background:#fff;color:var(--ink)}
.field{margin-bottom:16px}
fieldset{border:1px solid var(--line);border-radius:6px;padding:12px 16px;margin:0 0 16px;background:#fff}
fieldset label{font-weight:400;display:flex;gap:8px;align-items:center;margin:4px 0}
fieldset input{width:auto}
.hidden{display:none}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;margin:16px 0 8px}
.cards a{display:block;border:1px solid var(--line);border-radius:8px;padding:18px;text-decoration:none;color:var(--ink)}
.cards a strong{display:block;color:var(--brand);font-size:18px;margin-bottom:6px}
.cards a span{color:var(--muted);font-size:16px}
footer.site{border-top:1px solid var(--line);padding:28px 0;font-size:14px;color:var(--muted)}