:root{
  --night:#0a2724;--night-2:#123b35;--paper:#f6f3ec;--paper-2:#d9eee9;
  --white:#fff;--ink:#17211f;--muted:#66706f;--line:#d6dcd7;--teal:#6ccdb9;
  --max:860px;--radius:16px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.7 "DM Sans",sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-underline-offset:3px}
h1,h2,h3{font-family:"Manrope",sans-serif;line-height:1.12;letter-spacing:-.025em}
h1{font-size:clamp(2.5rem,7vw,4.7rem);margin:.3em 0}
h2{font-size:1.65rem;margin:2.4em 0 .55em}
h3{font-size:1.1rem;margin:1.8em 0 .4em}
p,ul,ol{margin:.75em 0}
li+li{margin-top:.45em}
.wrap{width:min(var(--max),calc(100% - 40px));margin:auto}
header{background:var(--night);color:var(--white);border-bottom:1px solid rgba(255,255,255,.1)}
.nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-family:"Manrope",sans-serif;font-weight:800}
.brand img{width:36px;height:36px}
.back{color:#c2cfcc;font-size:.9rem}
.hero{background:var(--night);color:var(--white);padding:70px 0 74px}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;color:var(--teal);font-size:.75rem;font-weight:700}
.hero p{color:#c2cfcc;max-width:66ch;font-size:1.05rem}
main{padding:30px 0 90px}
.notice{background:var(--paper-2);border:1px solid #bbdcd5;border-radius:var(--radius);padding:20px 22px;margin:30px 0}
.toc{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin:30px 0}
.toc strong{font-family:"Manrope",sans-serif}
.toc ul{columns:2;padding-left:20px}
.muted{color:var(--muted)}
.contact{background:var(--night-2);color:var(--white);border-radius:var(--radius);padding:28px;margin-top:42px}
.contact h2{margin-top:0}
.contact p{color:#c2cfcc}
footer{background:#050b0d;color:#8e9b9d;padding:38px 0;font-size:.82rem}
.foot{display:flex;justify-content:space-between;gap:25px;flex-wrap:wrap}
.links{display:flex;gap:18px;flex-wrap:wrap}
@media(max-width:650px){.toc ul{columns:1}.back{display:none}}