:root{--ink:#1d2622;--muted:#55625c;--line:#dfe6e2;--bg:#ffffff;--soft:#f3f7f5;--accent:#1f6f50;--accent-ink:#ffffff;--max:760px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--accent)}
a:hover{text-decoration-thickness:2px}
img{max-width:100%;height:auto}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:0;background:var(--accent);color:#fff;padding:8px 12px}
.skip:focus{left:8px;top:8px}
.site-header{border-bottom:1px solid var(--line);background:#fff}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);text-decoration:none;font-size:18px}
.nav{display:flex;gap:4px;flex-wrap:wrap}
.nav a{color:var(--ink);text-decoration:none;padding:8px 12px;border-radius:6px;font-size:15px}
.nav a:hover,.nav a[aria-current=page]{background:var(--soft);color:var(--accent)}
main{padding:28px 20px 56px}
.content{max-width:var(--max)}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:8px}
.crumbs a{color:var(--muted)}
h1{font-size:clamp(28px,4.4vw,40px);line-height:1.2;margin:.2em 0 .3em;letter-spacing:-.01em}
h2{font-size:24px;line-height:1.3;margin:1.8em 0 .5em}
h3{font-size:19px;margin:1.4em 0 .4em}
.meta{color:var(--muted);font-size:14px;margin-top:0}
.lead{font-size:19px;color:#2c3833}
.callout{background:var(--soft);border-left:4px solid var(--accent);padding:14px 18px;border-radius:0 8px 8px 0;margin:1.4em 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:1em 0 1.4em}
.card{border:1px solid var(--line);border-radius:10px;padding:14px 16px;background:#fff}
.card h3{margin-top:0;font-size:17px}
.card p{margin:.3em 0 0;font-size:15px;color:#3a4741}
table{width:100%;border-collapse:collapse;margin:1em 0 1.4em;font-size:15px}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--soft)}
.table-scroll{overflow-x:auto}
ol li,ul li{margin:.25em 0}
.faq details{border:1px solid var(--line);border-radius:8px;padding:10px 14px;margin:8px 0}
.faq summary{cursor:pointer;font-weight:600}
.faq details p{margin:.6em 0 .2em}
.site-footer{border-top:1px solid var(--line);background:var(--soft);font-size:15px;color:var(--muted)}
.footer-in{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;padding-top:28px;padding-bottom:12px}
.footer-in>div{max-width:440px}
.f-brand{font-weight:700;color:var(--ink);margin:0 0 4px}
.site-footer nav{display:flex;flex-wrap:wrap;gap:6px 16px;align-content:flex-start}
.site-footer nav a{color:var(--ink)}
.f-bottom{padding-bottom:24px;font-size:13px}
@media (max-width:600px){body{font-size:16px}.header-in{padding:10px 0}.nav a{padding:6px 9px}}