:root{
  --bg:#F9FAFB; --surface:#FFFFFF; --outline:#E5E7EB;
  --fg:#1F2937; --muted:#6B7280;
  --emerald:#10B981; --emerald-dark:#059669; --amber:#F59E0B; --red:#EF4444;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
body{
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  background:var(--bg);color:var(--fg);margin:0;min-height:100vh;line-height:1.6;
}
a{color:var(--emerald-dark)}
.wrap{max-width:820px;margin:0 auto;padding:48px 22px 64px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:22px;color:var(--fg);text-decoration:none}
.logo{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--emerald),var(--emerald-dark));
  display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:15px;letter-spacing:-.5px}
.hero{text-align:center;padding:40px 0 8px}
.hero h1{font-size:38px;font-weight:800;margin:22px 0 12px;letter-spacing:-.5px}
.hero .accent{color:var(--emerald-dark)}
.hero p.lead{font-size:19px;color:var(--muted);max-width:600px;margin:0 auto}
.cta{display:inline-block;margin-top:28px;padding:15px 34px;border-radius:26px;background:var(--emerald);
  color:#fff;font-weight:700;text-decoration:none;box-shadow:0 8px 24px rgba(16,185,129,.32)}
.cta.amber{background:var(--amber);box-shadow:0 8px 24px rgba(245,158,11,.32)}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px;margin:56px 0}
.step{background:var(--surface);border:1px solid var(--outline);border-radius:18px;padding:24px}
.step .n{width:34px;height:34px;border-radius:9px;background:rgba(16,185,129,.12);color:var(--emerald-dark);
  font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.step h3{margin:0 0 6px;font-size:17px}
.step p{margin:0;color:var(--muted);font-size:14px}
.card{background:var(--surface);border:1px solid var(--outline);border-radius:18px;padding:26px 28px;margin:22px 0}
.doc h1{font-size:28px;margin:8px 0 4px}
.doc .updated{color:var(--muted);font-size:13px;margin-bottom:28px}
.doc h2{font-size:19px;margin:30px 0 8px}
.doc p,.doc li{color:#374151;font-size:15px}
.doc ul{padding-left:20px}
.footer{text-align:center;color:var(--muted);font-size:13px;margin-top:56px;padding-top:22px;border-top:1px solid var(--outline)}
.footer a{text-decoration:none;margin:0 8px}
.badge{display:inline-block;background:rgba(245,158,11,.14);color:#B45309;font-weight:700;font-size:12px;
  padding:5px 12px;border-radius:20px;margin-top:18px}