:root{--bg:#0b1020;--text:#e5e7eb;--muted:#9ca3af;--line:#243041;--brand:#7c3aed;--brand2:#a78bfa;--card:#0c1327}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,-apple-system,Roboto,sans-serif;background:var(--bg);color:var(--text)}
.container{max-width:1000px;margin-inline:auto;padding:20px}
.nav{position:sticky;top:0;background:rgba(11,16,32,.7);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line)}
.nav .container{display:flex;justify-content:space-between;align-items:center}
.brand{font-weight:700}.brand span{color:var(--brand)}
.btn{display:inline-block;padding:10px 14px;border:1px solid var(--line);border-radius:12px;color:var(--text);text-decoration:none;background:#121a33}
.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand2));border:none}
.hero{padding:48px 0}
.hero-grid{display:grid;grid-template-columns:1fr;gap:20px;align-items:center}
.hero .muted{color:var(--muted)}
.image{border:1px solid var(--line);background:#0d142a;border-radius:18px;padding:10px;display:flex;justify-content:center}
.image img{max-width:340px;width:100%;border-radius:12px}
.section{padding:28px 0}
h2{margin:0 0 12px}
.grid{display:grid;grid-template-columns:1fr;gap:12px}
.card{padding:14px;border:1px solid var(--line);background:var(--card);border-radius:16px}
.card p{color:var(--muted);margin:6px 0}
.price{background:#162037;border:1px solid var(--line);border-radius:999px;padding:4px 10px;font-size:12px}
.center{text-align:center;margin-top:14px}
.site-footer{border-top:1px solid var(--line);margin-top:24px;padding:16px 0;color:var(--muted)}
@media (min-width:720px){
  .hero-grid{grid-template-columns:1.1fr .9fr}
  .grid{grid-template-columns:repeat(3,1fr)}
}