:root{
  --bg:#0f172a;
  --card:#0b1220;
  --muted:#94a3b8;
  --accent:#7c3aed;
  --accent-2:#06b6d4;
  --glass: rgba(255,255,255,0.04);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial;
  background:linear-gradient(180deg,var(--bg),#071028);
  color:#e6eef8;
  -webkit-font-smoothing:antialiased;
}
.muted{color:var(--muted)}
.container{max-width:1100px;margin:0 auto;padding:24px}
.site-header{backdrop-filter:blur(6px);position:sticky;top:0;background:linear-gradient(180deg,rgba(255,255,255,0.02),transparent);border-bottom:1px solid rgba(255,255,255,0.03)}
.site-header .container{display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:inherit}
.logo{width:44px;height:44px}
.brand-text{font-weight:700}
.nav .btn{margin-left:12px}
.btn{display:inline-block;padding:10px 14px;border-radius:10px;text-decoration:none;color:inherit;border:1px solid transparent;font-weight:600}
.btn.ghost{background:transparent;border-color:rgba(255,255,255,0.04)}
.btn.primary{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:white}
.btn{transition:transform .18s ease,box-shadow .18s ease}
.btn:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(2,6,23,0.6)}
.hero{padding:56px 0}
.hero-grid{display:grid;grid-template-columns:1fr 420px;gap:32px;align-items:center}
.hero-copy h1{font-size:clamp(28px,4vw,44px);margin:0 0 12px}
.lead{color:var(--muted);max-width:48ch}
.cta-row{margin:18px 0;display:flex;gap:12px}
.highlights{display:flex;gap:12px;list-style:none;padding:0;margin:8px 0 0}
.highlights li{background:var(--glass);padding:8px 12px;border-radius:999px;color:var(--muted);font-size:14px}
.hero-art img{width:100%;height:auto;display:block;border-radius:16px;box-shadow:0 10px 30px rgba(2,6,23,0.6)}
.hero-art{transform:translateZ(0)}
.hero-art img{animation:float 6s ease-in-out infinite}
.meta-row{display:flex;gap:12px;align-items:center;margin-top:6px}
.badge{background:linear-gradient(90deg,var(--accent),var(--accent-2));padding:6px 10px;border-radius:999px;font-weight:700;color:white;font-size:13px}
.features{padding:36px 24px}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:18px}
.card{background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(255,255,255,0.01));padding:18px;border-radius:12px;border:1px solid rgba(255,255,255,0.03);transition:transform .22s ease,box-shadow .22s ease}
.card:hover{transform:translateY(-8px);box-shadow:0 18px 40px rgba(2,6,23,0.6)}
.card-head{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.card-icon{width:36px;height:36px;opacity:0.95}
.card h3{margin:0}
.card p{margin:0;color:var(--muted)}
.usage{padding:32px 24px}
.site-footer{padding:20px 0;border-top:1px solid rgba(255,255,255,0.03);margin-top:40px}
.footer-grid{display:flex;justify-content:space-between;align-items:center}
.footer-links a{margin-left:12px;color:var(--muted);text-decoration:none}

@media (max-width:920px){
  .hero-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:560px){
  .cards{grid-template-columns:1fr}
  .brand-text{display:none}
}

@keyframes float{
  0%{transform:translateY(0)}
  50%{transform:translateY(-8px)}
  100%{transform:translateY(0)}
}