:root{
  --bg:#0b0f14;
  --bg2:#101726;
  --panel:rgba(255,255,255,.045);
  --panel2:rgba(255,255,255,.03);
  --text:#e7e7ee;
  --muted:#9aa0aa;
  --glow:#ff7a18;
  --glow2:#ffb36a;
  --line:rgba(255,255,255,.08);
  --shadow: 0 18px 60px rgba(0,0,0,.55);
  --radius:20px;
  --max:1080px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, Arial, sans-serif;
  color:var(--text);
  background:
    radial-gradient(900px 500px at 20% 0%, rgba(255,122,24,.10), transparent 55%),
    radial-gradient(900px 500px at 90% 10%, rgba(120,180,255,.10), transparent 55%),
    radial-gradient(circle at top, var(--bg2) 0%, var(--bg) 55%);
}

a{color:inherit; text-decoration:none}
a:hover{color:var(--glow2)}
.small{font-size:14px;color:var(--muted)}
.muted{color:var(--muted)}
.glow{color:var(--glow)}
hr{
  border:none;
  height:1px;
  background:linear-gradient(to right, transparent, rgba(255,122,24,.35), transparent);
  margin:34px 0;
}

.wrap{
  width:100%;
  max-width:var(--max);
  margin:0 auto;
  padding:28px 20px 60px;
}

.nav{
  position:sticky;
  top:0;
  z-index:10;
  backdrop-filter: blur(14px);
  background: linear-gradient(to bottom, rgba(11,15,20,.88), rgba(11,15,20,.55));
  border-bottom:1px solid var(--line);
}

.nav-inner{
  max-width:var(--max);
  margin:0 auto;
  padding:14px 20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}

.brand{
  display:flex; align-items:center; gap:10px;
  letter-spacing:.3px;
}
.brand-mark{
  width:14px; height:14px; border-radius:4px;
  background: radial-gradient(circle at 30% 30%, var(--glow2), var(--glow));
  box-shadow:0 0 20px rgba(255,122,24,.45);
}
.brand-title{font-weight:600}
.brand-sub{font-size:12px;color:var(--muted); margin-top:2px}

.nav-links{
  display:flex; flex-wrap:wrap;
  gap:14px;
  align-items:center;
  justify-content:flex-end;
}

.pill{
  padding:9px 12px;
  border:1px solid var(--line);
  border-radius:999px;
  background:rgba(255,255,255,.02);
  transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
}
.pill:hover{
  transform: translateY(-1px);
  border-color: rgba(255,122,24,.45);
  box-shadow: 0 0 26px rgba(255,122,24,.12);
}

.pill.primary{
  border-color: rgba(255,122,24,.35);
  background: linear-gradient(180deg, rgba(255,122,24,.12), rgba(255,122,24,.03));
}

.hero{
  margin-top:26px;
  padding:44px 32px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background: linear-gradient(180deg, var(--panel), var(--panel2));
  box-shadow: var(--shadow);
}

.hero h1{
  margin:0 0 10px 0;
  font-size:44px;
  letter-spacing:.4px;
}
.hero p{
  margin:0;
  max-width:820px;
  font-size:18px;
  line-height:1.7;
  color:var(--muted);
}

.grid{
  margin-top:18px;
  display:grid;
  grid-template-columns: repeat(12, 1fr);
  gap:14px;
}

.card{
  grid-column: span 6;
  padding:22px;
  border:1px solid var(--line);
  border-radius:18px;
  background:rgba(255,255,255,.03);
}

.card h3{margin:0 0 10px 0; font-size:18px; font-weight:600}
.card p{margin:0; color:var(--muted); line-height:1.65}

.card.full{grid-column: span 12}
.card.third{grid-column: span 4}

.footer{
  margin-top:36px;
  padding:22px 0 10px;
  border-top:1px solid var(--line);
  color:var(--muted);
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:space-between;
}

.kbd{
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
  padding:2px 8px;
  border:1px solid var(--line);
  border-radius:8px;
  background:rgba(0,0,0,.15);
  color:var(--text);
}

blockquote{
  margin:18px 0 0;
  padding:14px 16px;
  border-left:3px solid rgba(255,122,24,.45);
  background:rgba(0,0,0,.18);
  border-radius:12px;
  color:var(--text);
}

ul{margin:10px 0 0 18px; color:var(--muted); line-height:1.8}

@media (max-width: 920px){
  .hero h1{font-size:38px}
  .card.third{grid-column: span 6}
}
@media (max-width: 640px){
  .hero{padding:32px 18px}
  .hero h1{font-size:32px}
  .card{grid-column: span 12}
  .nav-links{gap:10px}
}