:root{
  --bg:#0b1020;
  --card:#121a2f;
  --muted:#9aa6bd;
  --text:#f7f9fc;
  --accent:#7c5cff;
  --accent2:#22c55e;
  --line:#26324d;
  --white:#ffffff;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  background:#f7f8fc;
  color:#172033;
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
.container{width:min(1120px,92%);margin:auto}
header{
  background:#fff;
  border-bottom:1px solid #e7eaf0;
  position:sticky;
  top:0;
  z-index:50;
}
.nav{
  min-height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.brand{font-weight:800;font-size:1.25rem}
.brand span{color:var(--accent)}
nav{display:flex;gap:18px;flex-wrap:wrap;align-items:center}
nav a{font-size:.95rem;color:#3d4960}
.btn{
  display:inline-block;
  background:var(--accent);
  color:#fff;
  padding:13px 20px;
  border-radius:12px;
  font-weight:700;
  border:none;
  cursor:pointer;
}
.btn.secondary{background:#fff;color:#172033;border:1px solid #d8ddea}
.hero{
  padding:92px 0;
  background:linear-gradient(135deg,#0b1020,#202c52);
  color:white;
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.badge{
  display:inline-block;
  background:rgba(124,92,255,.16);
  color:#d9d0ff;
  border:1px solid rgba(124,92,255,.4);
  padding:7px 11px;
  border-radius:999px;
  font-size:.85rem;
}
h1{font-size:clamp(2.2rem,5vw,4.7rem);line-height:1.04;margin:18px 0}
h2{font-size:clamp(1.8rem,3vw,2.8rem);line-height:1.15}
.lead{font-size:1.16rem;color:#d7ddec;max-width:700px}
.hero-card,.card{
  background:#fff;
  color:#172033;
  border-radius:20px;
  padding:28px;
  box-shadow:0 20px 50px rgba(0,0,0,.12);
}
.hero-card .price{font-size:3.2rem;font-weight:800}
.hero-card small{color:#667085}
.section{padding:76px 0}
.section.alt{background:#fff}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{box-shadow:0 8px 26px rgba(26,39,71,.07);border:1px solid #e8ebf2}
.card h3{margin-top:0}
.icon{font-size:1.8rem}
.checks{list-style:none;padding:0;margin:20px 0}
.checks li{padding:8px 0}
.checks li:before{content:"✓";color:var(--accent2);font-weight:800;margin-right:8px}
.cta{
  background:#121a2f;
  color:#fff;
  padding:46px;
  border-radius:24px;
}
footer{
  background:#0b1020;
  color:#c7cfdd;
  padding:45px 0;
  margin-top:50px;
}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
footer a{display:block;margin:6px 0;color:#c7cfdd}
.page-hero{padding:58px 0;background:#eef1ff}
.prose{
  background:white;
  border:1px solid #e5e8ef;
  border-radius:18px;
  padding:34px;
}
.prose h2,.prose h3{margin-top:32px}
.notice{
  background:#fff7ed;
  border:1px solid #fed7aa;
  padding:14px 16px;
  border-radius:12px;
}
input,textarea,select{
  width:100%;
  padding:13px;
  border:1px solid #cfd6e4;
  border-radius:10px;
  margin-top:6px;
  margin-bottom:16px;
  font:inherit;
}
details{
  background:#fff;
  border:1px solid #e4e8f0;
  border-radius:12px;
  padding:16px 18px;
  margin-bottom:12px;
}
summary{font-weight:700;cursor:pointer}
@media(max-width:800px){
  .hero-grid,.grid-3,.grid-2,.footer-grid{grid-template-columns:1fr}
  nav{display:none}
  .hero{padding:64px 0}
}