:root{--bg:#0b0f0d;--fg:#e8efe9;--muted:#9aa8a0;--accent:#25d366;--card:#131a16;--line:#1f2a24}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--fg);line-height:1.6}
a{color:var(--accent)}
.wrap{max-width:880px;margin:0 auto;padding:0 20px}
header{display:flex;justify-content:space-between;align-items:center;padding:24px 0}
.logo{font-weight:800;font-size:1.4rem;color:var(--fg);text-decoration:none;letter-spacing:-.02em}
.logo span{color:var(--accent)}
nav a{color:var(--muted);text-decoration:none;margin-left:18px;font-size:.95rem}
.hero{padding:80px 0 60px}
.hero h1{font-size:clamp(2rem,6vw,3.4rem);line-height:1.1;margin:0 0 20px;letter-spacing:-.03em}
.hero p{color:var(--muted);font-size:1.15rem;max-width:600px}
.btn{display:inline-block;background:var(--accent);color:#04210f;font-weight:700;padding:14px 26px;border-radius:10px;text-decoration:none;margin-top:18px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;padding-bottom:80px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px}
.card h3{margin:0 0 6px}.card p{margin:0;color:var(--muted)}
.doc{padding:40px 0 80px}.doc h1{letter-spacing:-.02em}.doc h2{margin-top:32px;font-size:1.2rem}
.doc p,.doc li{color:#c9d4cd}
footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:.9rem}
footer a{color:var(--muted);margin-right:16px}