:root {
  --bg0: #070B1A; --bg1: #0E1633; --card: rgba(255,255,255,.05); --line: rgba(255,255,255,.12);
  --cyan: #22D3EE; --blue: #3B82F6; --violet: #8B5CF6; --text: #F8FAFC; --muted: #94A3B8;
  --grad: linear-gradient(90deg, var(--cyan), var(--blue) 55%, var(--violet));
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; color: var(--text); font: 16px/1.6 "Segoe UI", Inter, system-ui, -apple-system, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 700px at 15% -10%, #16205a 0%, var(--bg1) 40%, var(--bg0) 80%) fixed, var(--bg0);
}
a { color: var(--cyan); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
header { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; gap: 12px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 22px; letter-spacing: -.02em; color: var(--text); text-decoration: none; }
.brand svg { width: 40px; height: 40px; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
nav a { color: var(--muted); text-decoration: none; margin-left: 18px; font-weight: 600; }
nav a:hover { color: var(--text); }
.btn {
  display: inline-block; padding: 14px 22px; border-radius: 14px; background: var(--grad); color: #fff; font-weight: 800;
  text-decoration: none; box-shadow: 0 0 40px rgba(59,130,246,.35); white-space: nowrap;
}
.btn.ghost { background: transparent; border: 1px solid var(--line); box-shadow: none; }
.hero { display: grid; grid-template-columns: 1.2fr .8fr; gap: 32px; align-items: center; padding: 56px 0 40px; }
.hero h1 { font-size: clamp(36px, 6vw, 64px); line-height: 1.02; margin: 0 0 16px; letter-spacing: -.035em; font-weight: 900; }
.hero p { color: var(--muted); font-size: 19px; margin: 0 0 28px; max-width: 560px; }
.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero .mark { width: 100%; max-width: 360px; margin: 0 auto; display: block; filter: drop-shadow(0 0 40px rgba(34,211,238,.35)); }
section { padding: 40px 0; }
h2 { font-size: clamp(26px, 4vw, 38px); letter-spacing: -.02em; margin: 0 0 22px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 22px; }
.card h3 { margin: 6px 0 6px; font-size: 19px; }
.card p { margin: 0; color: var(--muted); }
.icon { font-size: 28px; }
.plans { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.plan { text-align: center; }
.plan .price { font-size: 34px; font-weight: 900; margin: 8px 0 2px; }
.plan .per { color: var(--muted); font-size: 14px; }
.plan.best { border-color: rgba(59,130,246,.7); box-shadow: 0 0 30px rgba(59,130,246,.25); }
.badge { display: inline-block; font-size: 12px; font-weight: 800; padding: 3px 10px; border-radius: 99px; background: var(--grad); }
.steps { counter-reset: s; }
.steps .card { position: relative; padding-left: 70px; }
.steps .card::before { counter-increment: s; content: counter(s); position: absolute; left: 20px; top: 20px; width: 36px; height: 36px;
  border-radius: 50%; background: var(--grad); display: grid; place-items: center; font-weight: 900; }
.note { color: var(--muted); font-size: 14px; }
footer { border-top: 1px solid var(--line); margin-top: 40px; padding: 28px 0 40px; color: var(--muted); font-size: 14px; }
footer .cols { display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; }
footer a { color: var(--muted); }
.doc { max-width: 820px; padding: 24px 0 40px; }
.doc h1 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -.02em; line-height: 1.15; }
.doc h2 { font-size: 21px; margin: 30px 0 10px; }
.doc p, .doc li { color: #CBD5E1; }
.doc .meta { color: var(--muted); }
@media (max-width: 760px) {
  .hero { grid-template-columns: 1fr; padding-top: 24px; }
  .hero .mark { max-width: 220px; order: -1; }
  nav { display: none; }
}