:root{
  --bg:#070b0f;
  --panel:#0d141b;
  --panel-2:#111b24;
  --text:#f4f8fb;
  --muted:#9fb0bd;
  --line:#20313f;
  --accent:#2ed4ff;
  --accent-2:#72f2c8;
  --danger:#ffbf69;
  --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(circle at 15% -10%, rgba(46,212,255,.12), transparent 32rem),
    radial-gradient(circle at 100% 0%, rgba(114,242,200,.08), transparent 28rem),
    var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.65;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{width:min(calc(100% - 40px),var(--max));margin:0 auto}
header{
  position:sticky;top:0;z-index:10;
  backdrop-filter:blur(14px);
  background:rgba(7,11,15,.78);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);font-weight:800;letter-spacing:.2px}
.mark{
  width:36px;height:36px;border:1px solid var(--line);border-radius:11px;
  display:grid;place-items:center;background:linear-gradient(135deg,rgba(46,212,255,.18),rgba(114,242,200,.06));
  color:var(--accent);font-weight:900
}
.links{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.links a{color:#d7e3eb;font-size:.95rem}
.hero{padding:88px 0 58px}
.eyebrow{color:var(--accent-2);font-weight:700;text-transform:uppercase;letter-spacing:.12em;font-size:.78rem}
h1{font-size:clamp(2.4rem,6vw,5.4rem);line-height:1.02;letter-spacing:-.055em;margin:.22em 0 .32em;max-width:940px}
h2{font-size:clamp(1.55rem,3vw,2.35rem);letter-spacing:-.025em;margin:0 0 18px}
h3{font-size:1.1rem;margin:0 0 8px}
.lede{font-size:clamp(1.05rem,2vw,1.3rem);color:#c3d1da;max-width:780px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;
  border-radius:12px;border:1px solid var(--line);font-weight:750;text-decoration:none
}
.btn.primary{background:var(--accent);color:#021016;border-color:transparent}
.btn.secondary{background:rgba(255,255,255,.03);color:var(--text)}
section{padding:34px 0 56px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{
  background:linear-gradient(180deg,rgba(17,27,36,.92),rgba(13,20,27,.92));
  border:1px solid var(--line);border-radius:18px;padding:22px
}
.card p,.muted{color:var(--muted)}
.kicker{color:var(--accent);font-weight:800;font-size:.88rem}
.notice{
  border:1px solid rgba(255,191,105,.35);background:rgba(255,191,105,.06);
  border-radius:16px;padding:18px 20px;color:#ffe0b4
}
.prose{max-width:860px}
.prose h1{font-size:clamp(2.1rem,5vw,3.5rem)}
.prose h2{margin-top:42px}
.prose h3{margin-top:28px}
.prose p,.prose li{color:#c7d3db}
.prose strong{color:var(--text)}
.prose ul{padding-left:22px}
.meta{display:flex;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:.92rem}
footer{border-top:1px solid var(--line);padding:30px 0 44px;margin-top:30px;color:var(--muted)}
.footer-grid{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.small{font-size:.9rem}
code{background:#111d26;padding:.15em .38em;border-radius:6px;border:1px solid #20313f}
hr{border:0;border-top:1px solid var(--line);margin:36px 0}
@media(max-width:820px){
  .grid{grid-template-columns:1fr}
  .nav{align-items:flex-start;padding:16px 0}
  .links{justify-content:flex-end}
  .hero{padding-top:58px}
}