:root {
  --bg: #091018;
  --panel: rgba(255,255,255,.04);
  --border: rgba(255,255,255,.08);
  --text: #eff8f6;
  --muted: #9eb8b2;
  --accent: #58d8bf;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(88,216,191,.12), transparent 30%),
    linear-gradient(180deg, #091018 0%, #0f1620 100%);
}
.site-header, main, .site-footer {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}
.site-header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}
.site-header nav { display: flex; gap: 16px; }
a { color: var(--text); text-decoration: none; }
.brand { font-weight: 700; }
.hero {
  display: grid;
  grid-template-columns: 1.3fr .9fr;
  gap: 24px;
  align-items: start;
  padding-top: 24px;
}
.hero.compact { grid-template-columns: 1fr; }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: .12em; font-size: 12px; }
h1 { font-size: clamp(38px, 6vw, 70px); line-height: .95; margin: 0 0 16px; }
.lede { color: var(--muted); font-size: 18px; max-width: 760px; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.button, .card {
  border-radius: 18px;
  border: 1px solid var(--border);
}
.button {
  display: inline-block;
  padding: 12px 16px;
  background: linear-gradient(135deg, var(--accent), #21bfa1);
  color: #07130e;
  font-weight: 700;
}
.button.secondary { background: rgba(255,255,255,.06); color: var(--text); }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; margin-top: 24px; }
.stack { display: grid; gap: 20px; }
.card { background: var(--panel); padding: 20px; }
.feature-block { margin-top: 24px; }
.price { color: var(--accent); font-size: 28px; font-weight: 700; }
.site-footer { color: var(--muted); padding-bottom: 40px; }
@media (max-width: 860px) {
  .hero, .grid, .site-header { grid-template-columns: 1fr; display: grid; }
  .site-header nav, .actions { flex-wrap: wrap; }
}