:root{
  --bg:#07111f;
  --panel:#0f1b2e;
  --panel2:#14233b;
  --text:#f5f7fb;
  --muted:#aebbd0;
  --accent:#7c5cff;
  --accent2:#41d1c8;
  --line:#263754;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:linear-gradient(180deg,#07111f 0%,#0a1424 100%);
  color:var(--text);
  line-height:1.6;
}
a{color:#b9adff}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header{
  position:sticky;top:0;z-index:10;
  background:rgba(7,17,31,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 0;gap:16px}
.brand{font-weight:800;letter-spacing:.2px;font-size:1.15rem}
.brand span{color:var(--accent2)}
nav a{margin-left:18px;text-decoration:none;color:var(--muted);font-size:.95rem}
.hero{padding:84px 0 58px}
.kicker{color:var(--accent2);font-weight:700;text-transform:uppercase;letter-spacing:.12em;font-size:.8rem}
h1{font-size:clamp(2.4rem,7vw,4.8rem);line-height:1.04;margin:.5rem 0 1rem;max-width:900px}
.hero p{font-size:1.15rem;max-width:760px;color:var(--muted)}
.cta{
  display:inline-block;margin-top:22px;padding:13px 18px;border-radius:12px;
  background:var(--accent);color:white;text-decoration:none;font-weight:700
}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  background:linear-gradient(180deg,var(--panel) 0%,var(--panel2) 100%);
  border:1px solid var(--line);border-radius:18px;padding:24px;
}
.card h3{margin-top:0}
section{padding:34px 0}
h2{font-size:clamp(1.6rem,4vw,2.4rem);margin-bottom:12px}
.muted{color:var(--muted)}
.product{
  display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:stretch
}
.badge{
  display:inline-block;padding:5px 10px;border-radius:999px;
  background:#152a34;color:#85efe7;border:1px solid #28515f;font-size:.85rem
}
.list{padding-left:20px}
.callout{
  border-left:4px solid var(--accent2);
  padding:16px 18px;background:#0d1a2a;border-radius:10px
}
footer{border-top:1px solid var(--line);margin-top:40px;padding:34px 0;color:var(--muted);font-size:.92rem}
footer a{margin-right:16px}
@media(max-width:800px){
  .grid,.product{grid-template-columns:1fr}
  nav{display:none}
  .hero{padding-top:58px}
}

.purchase-callout p{margin:.45rem 0 0}
.buy-button{margin-top:12px}