:root {
  --bg: #070b14;
  --fg: #e8eef8;
  --muted: #93a4bf;
  --panel: #10182a;
  --line: #243149;
  --accent: #3b82f6;
  --teal: #14b8a6;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--fg);
  font: 16px/1.5 "Segoe UI", system-ui, sans-serif;
  background:
    radial-gradient(1000px 500px at 15% -10%, #1d4ed855, transparent 60%),
    radial-gradient(800px 400px at 90% 10%, #0f766e44, transparent 55%),
    var(--bg);
}
.top {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 6vw; position: sticky; top: 0; backdrop-filter: blur(10px);
  background: #070b14cc; border-bottom: 1px solid var(--line); z-index: 10;
}
.brand { color: var(--fg); text-decoration: none; font-weight: 700; letter-spacing: .04em; font-size: 18px; }
nav { display: flex; gap: 18px; flex-wrap: wrap; }
nav a { color: var(--muted); text-decoration: none; }
nav a:hover { color: var(--fg); }
.hero {
  min-height: 78vh; display: grid; align-items: end;
  padding: 10vh 6vw 8vh;
  background:
    linear-gradient(180deg, transparent 30%, #070b14 100%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'%3E%3Cpath fill='none' stroke='%233b82f622' stroke-width='1' d='M0 80h160M80 0v160'/%3E%3C/svg%3E");
}
.eyebrow { text-transform: uppercase; letter-spacing: .14em; color: var(--teal); font-size: 12px; margin: 0 0 10px; }
.hero h1 { font-size: clamp(42px, 8vw, 88px); margin: 0; letter-spacing: .02em; line-height: 1.05; }
.lead { max-width: 640px; color: var(--muted); font-size: 18px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.btn {
  display: inline-block; padding: 12px 18px; border-radius: 10px;
  border: 1px solid var(--line); color: var(--fg); text-decoration: none; background: var(--panel);
}
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.section { padding: 72px 6vw; }
.section.alt { background: #0a1220; border-block: 1px solid var(--line); }
.section h2 { margin: 0 0 8px; font-size: 32px; }
.sub { color: var(--muted); max-width: 640px; }
.grid, .pricing { display: grid; gap: 16px; margin-top: 28px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.grid article, .pricing article {
  background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 22px;
}
.pricing .featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.price { font-size: 28px; margin: 8px 0 16px; }
ul { margin: 0; padding-left: 18px; color: var(--muted); }
footer { padding: 28px 6vw 40px; color: var(--muted); border-top: 1px solid var(--line); }
@media (max-width: 700px) {
  .top { align-items: flex-start; flex-direction: column; gap: 10px; }
}