:root{--bg:#f7f8f6;--ink:#1e2a22;--muted:#5c6b62;--line:#d9ded9;--accent:#1f6f4a;--accent-ink:#ffffff}
*{box-sizing:border-box}
html{font-size:17px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;line-height:1.6}
a{color:var(--accent)}
a:focus-visible,button:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.wrap{max-width:720px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid var(--line);background:#fff}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{font-weight:700;font-size:1.25rem;letter-spacing:-.01em;color:var(--ink);text-decoration:none}
nav a{color:var(--muted);text-decoration:none;margin-left:20px;font-size:.95rem}
nav a[aria-current="page"]{color:var(--ink);font-weight:600}
main{padding:40px 0 64px}
h1{font-size:2rem;line-height:1.2;margin:0 0 .5rem;letter-spacing:-.02em}
h2{font-size:1.25rem;margin:2.2rem 0 .6rem}
h3{font-size:1.05rem;margin:1.4rem 0 .3rem}
p,li{max-width:66ch}
.lead{font-size:1.1rem;color:var(--muted);margin-top:0}
.contact{background:#fff;border:1px solid var(--line);border-radius:10px;padding:20px 22px;margin:28px 0}
.contact p{margin:.3rem 0}
.contact a.btn{display:inline-block;margin-top:10px;background:var(--accent);color:var(--accent-ink);padding:10px 16px;border-radius:8px;text-decoration:none;font-weight:600}
dl{margin:0}
dt{font-weight:600;margin-top:1.1rem}
dd{margin:.25rem 0 0}
.meta{color:var(--muted);font-size:.95rem}
footer{border-top:1px solid var(--line);color:var(--muted);font-size:.9rem;padding:22px 0}
@media (max-width:480px){html{font-size:16px}nav a{margin-left:14px}h1{font-size:1.7rem}}
@media (prefers-color-scheme:dark){:root{--bg:#161a17;--ink:#e8ede9;--muted:#a3ada6;--line:#2c332e;--accent:#6fcf97;--accent-ink:#0f1a13}header,.contact{background:#1d221e}}