:root{--brand:#0E7C66;--brand-dark:#0a5c4c;--brand-soft:#e6f4f0;--ink:#16211e;--muted:#52605b;--line:#d9e2df;--bg:#fff;--alt:#f6f9f8}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand-dark)}
a:focus-visible,button:focus-visible{outline:3px solid var(--brand);outline-offset:2px}
.wrap{max-width:1040px;margin:0 auto;padding:0 16px}
header.site{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:5}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);text-decoration:none}
.logo img{width:30px;height:30px}
nav.main{display:flex;gap:16px;flex-wrap:wrap;font-size:15px}
nav.main a{text-decoration:none;color:var(--muted)}
nav.main a:hover,nav.main a[aria-current]{color:var(--brand-dark)}
.hero{background:linear-gradient(180deg,var(--brand-soft),#fff);padding:56px 0 48px;text-align:center}
.hero h1{font-size:clamp(28px,6vw,46px);line-height:1.15;margin:0 0 16px}
.hero p.lead{font-size:clamp(17px,3vw,20px);color:var(--muted);max-width:660px;margin:0 auto 24px}
.btn{display:inline-block;padding:12px 22px;border-radius:8px;background:var(--brand);color:#fff;font-weight:600;text-decoration:none;margin:4px}
.btn:hover{background:var(--brand-dark)}
.btn.ghost{background:#fff;color:var(--brand-dark);border:1px solid var(--brand)}
.badges{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-top:20px;font-size:14px}
.badges span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px 12px;color:var(--muted)}
section{padding:48px 0}
section.alt{background:var(--alt)}
h2{font-size:clamp(24px,4vw,32px);margin:0 0 8px;line-height:1.25}
h3{margin:24px 0 6px}
.sub{color:var(--muted);margin:0 0 28px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.card{border:1px solid var(--line);border-radius:12px;padding:20px;background:#fff}
.card h3{margin:0 0 6px;font-size:18px}
.card p{margin:0;color:var(--muted);font-size:15px}
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;min-width:520px;background:#fff}
th,td{border:1px solid var(--line);padding:10px 12px;text-align:left;font-size:15px;vertical-align:top}
th{background:var(--alt)}
td.yes{color:var(--brand-dark);font-weight:600}
.price{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.price .card .amt{font-size:32px;font-weight:700;color:var(--brand-dark);margin:4px 0}
details{border:1px solid var(--line);border-radius:10px;padding:12px 16px;margin:10px 0;background:#fff}
summary{cursor:pointer;font-weight:600}
details p{margin:8px 0 0;color:var(--muted)}
footer.site{border-top:1px solid var(--line);padding:28px 0;font-size:14px;color:var(--muted)}
footer.site .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
footer.site nav{display:flex;gap:16px;flex-wrap:wrap}
main.doc{padding:32px 0 56px}
main.doc .wrap{max-width:780px}
main.doc h1{font-size:clamp(28px,5vw,38px);line-height:1.2;margin:0 0 8px}
main.doc ol,main.doc ul{padding-left:22px}
main.doc li{margin:6px 0}
code{background:var(--alt);border:1px solid var(--line);border-radius:4px;padding:1px 5px;font-size:.92em}
pre{background:#10211d;color:#e8f3ef;padding:14px;border-radius:8px;overflow-x:auto;font-size:14px}
pre code{background:none;border:0;color:inherit;padding:0}
.toc{background:var(--alt);border:1px solid var(--line);border-radius:10px;padding:12px 20px;margin:20px 0}
.toc ul{margin:0}
.note{background:var(--brand-soft);border-left:4px solid var(--brand);padding:10px 14px;border-radius:4px;margin:16px 0}