:root{
  --primary:#2563eb;
  --dark:#0f172a;
  --muted:#64748b;
  --bg:#f8fafc;
  --card:#ffffff;
  --line:#e5e7eb;
  --radius:16px;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Arial,sans-serif;
  background:var(--bg);
  color:var(--dark);
  line-height:1.75;
}
.container{
  max-width:980px;
  margin:auto;
  padding:20px;
}
.hero{
  background:linear-gradient(135deg,#eef2ff,#f8fafc);
  border-radius:var(--radius);
  padding:36px;
  margin-bottom:28px;
}
h1{
  font-size:32px;
  line-height:1.25;
  margin-bottom:14px;
}
h2{
  font-size:24px;
  margin-top:36px;
}
h3{
  font-size:20px;
  margin-top:24px;
}
p{margin:12px 0}
.muted{color:var(--muted)}
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px;
  margin-top:24px;
}
ul{padding-left:20px}
img{
  width:100%;
  border-radius:12px;
  margin-top:12px;
}
.badge{
  display:inline-block;
  background:#e0e7ff;
  color:#1e40af;
  padding:6px 12px;
  border-radius:999px;
  font-size:13px;
  margin-right:8px;
}
.cta{
  margin-top:28px;
  padding:22px;
  background:#0f172a;
  color:#fff;
  border-radius:var(--radius);
}
.cta a{
  color:#93c5fd;
  font-weight:600;
  text-decoration:none;
}
@media(max-width:640px){
  h1{font-size:26px}
  h2{font-size:21px}
}