:root{--g1:#16a34a;--g2:#22c55e;--dark:#0f172a;--text:#111827;--muted:#4b5563;--bg:#f8fafc;--card:#fff}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}
a{color:var(--g1)}
header{background:#fff;border-bottom:1px solid #e5e7eb}
.wrap{max-width:960px;margin:0 auto;padding:0 20px}
nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:800;font-size:20px}
.mark{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--g1),var(--g2));display:grid;place-items:center}
.brand span{color:var(--g1)}
.links{display:flex;gap:18px;font-size:15px}
.links a{color:var(--muted);text-decoration:none}
.hero{background:var(--dark);color:#fff;padding:72px 0}
.hero h1{font-size:40px;line-height:1.15;margin:0 0 14px}
.hero p{font-size:18px;color:#cbd5e1;max-width:620px;margin:0 0 24px}
.btn{display:inline-block;background:var(--g1);color:#fff;text-decoration:none;font-weight:700;padding:12px 22px;border-radius:10px}
section{padding:56px 0}
h2{font-size:28px;margin:0 0 20px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.card{background:var(--card);border:1px solid #e5e7eb;border-radius:14px;padding:22px}
.card h3{margin:0 0 6px;font-size:18px}
.card p{margin:0;color:var(--muted);font-size:15px}
.doc{background:#fff;border:1px solid #e5e7eb;border-radius:14px;padding:32px;margin:40px 0}
.doc h1{margin-top:0}
footer{background:#fff;border-top:1px solid #e5e7eb;padding:28px 0;font-size:14px;color:var(--muted)}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
@media(max-width:600px){.hero h1{font-size:30px}.links{gap:12px;font-size:14px}}