:root{
  --navy:#101A2B;
  --panel:#1C2940;
  --coral:#FF6B4A;
  --aqua:#43D7C5;
  --cream:#FFF6E9;
  --yellow:#FFD166;
  --muted:#B5C0CC;
  --line:#2C3D59;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  color:var(--cream);
  background:
    radial-gradient(circle at 10% 0%,rgba(67,215,197,.12),transparent 30%),
    radial-gradient(circle at 90% 6%,rgba(255,107,74,.10),transparent 28%),
    var(--navy);
  line-height:1.72;
}
a{color:var(--aqua);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1000px;margin:auto;padding:28px 20px 72px}
.hero,.article{
  background:rgba(28,41,64,.96);
  border:1px solid var(--line);
  box-shadow:0 24px 80px rgba(0,0,0,.25);
}
.hero{padding:44px;border-radius:30px}
.article{margin-top:22px;padding:32px;border-radius:26px}
.badge{
  display:inline-flex;
  padding:7px 13px;
  border-radius:999px;
  background:rgba(67,215,197,.10);
  border:1px solid rgba(67,215,197,.22);
  color:var(--aqua);
  font-size:12px;
  font-weight:900;
  letter-spacing:.09em;
}
h1{font-size:clamp(38px,7vw,64px);line-height:1;margin:16px 0 12px}
h2{font-size:25px;margin-top:34px;margin-bottom:8px}
p,li{color:#E0E5EB}
.muted{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:24px}
.card{
  padding:20px;
  border-radius:22px;
  background:#162238;
  border:1px solid var(--line);
}
.card strong{display:block;margin-bottom:6px;color:var(--cream)}
.nav{display:flex;gap:12px;flex-wrap:wrap;margin:25px 0 0}
.btn{
  display:inline-block;
  padding:11px 16px;
  border-radius:14px;
  background:var(--coral);
  color:white;
  font-weight:900;
}
.btn.alt{
  background:#162238;
  border:1px solid var(--line);
  color:var(--cream);
}
.notice{
  padding:17px 19px;
  border-radius:16px;
  background:rgba(67,215,197,.08);
  border-left:4px solid var(--aqua);
  color:#DFFBF6;
}
code{
  background:#162238;
  padding:3px 7px;
  border-radius:8px;
  color:var(--yellow);
}
footer{margin-top:30px;color:var(--muted);font-size:14px}
@media(max-width:600px){
  .wrap{padding:18px 14px 50px}
  .hero,.article{padding:22px}
}