:root{
  --bg:#f8fafc;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#475569;
  --brand:#2563eb;
  --brand2:#22c55e;
  --border:#e2e8f0;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
}
.blog-header{
  background:linear-gradient(135deg,#0f172a,#1d4ed8);
  color:#fff;
  padding:44px 7%;
}
.blog-header a{color:#bfdbfe;text-decoration:none;font-weight:700}
.blog-header h1{
  max-width:980px;
  margin:18px 0 12px;
  font-size:clamp(30px,5vw,54px);
  line-height:1.1;
}
.blog-header p{max-width:820px;color:#dbeafe;font-size:18px}
.blog-wrap{
  max-width:1040px;
  margin:0 auto;
  padding:34px 20px 70px;
}
.blog-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:20px;
  padding:clamp(20px,4vw,42px);
  box-shadow:0 14px 40px rgba(15,23,42,.07);
}
.meta{
  color:#64748b;
  font-size:14px;
  margin-bottom:24px;
}
h2{font-size:clamp(23px,3vw,34px);line-height:1.2;margin-top:34px}
h3{font-size:21px;margin-top:26px}
p,li{font-size:16.5px;color:var(--muted)}
strong{color:#0f172a}
ul,ol{padding-left:22px}
.note{
  background:#eff6ff;
  border:1px solid #bfdbfe;
  border-left:5px solid var(--brand);
  border-radius:14px;
  padding:18px 20px;
  margin:24px 0;
}
.cta{
  margin-top:38px;
  padding:28px;
  border-radius:18px;
  background:linear-gradient(135deg,#2563eb,#22c55e);
  color:#fff;
  text-align:center;
}
.cta h2{margin:0 0 10px;color:#fff}
.cta p{color:#ecfeff;margin:0 0 20px}
.cta a{
  display:inline-block;
  background:#fff;
  color:#1d4ed8;
  text-decoration:none;
  font-weight:800;
  padding:12px 20px;
  border-radius:999px;
}
.footer{
  text-align:center;
  color:#64748b;
  padding:26px 10px;
  font-size:14px;
}
@media(max-width:650px){
  .blog-header{padding:34px 6%}
  .blog-header p{font-size:16px}
  p,li{font-size:15.5px}
}