:root {
  --bg: #0b0d10;
  --panel: #14171c;
  --border: #232830;
  --fg: #e6e8eb;
  --fg-mute: #9aa4b2;
  --accent: #5b8def;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.55;
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 28px; border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 18px; }
.dot { width: 11px; height: 11px; border-radius: 50%; background: var(--accent); }
.cta {
  background: var(--accent); color: #fff; text-decoration: none;
  padding: 9px 16px; border-radius: 8px; font-weight: 600; font-size: 14px;
}
.cta.lg { padding: 13px 24px; font-size: 16px; display: inline-block; margin-top: 22px; }
main { max-width: 960px; margin: 0 auto; padding: 0 24px; }
.hero { text-align: center; padding: 80px 0 56px; }
.hero h1 { font-size: 40px; line-height: 1.15; margin: 0 0 18px; }
.hero p { color: var(--fg-mute); font-size: 18px; max-width: 640px; margin: 0 auto; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; padding: 24px 0 80px; }
.feat { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 22px; }
.feat h3 { margin: 0 0 8px; font-size: 17px; }
.feat p { margin: 0; color: var(--fg-mute); font-size: 14.5px; }
.foot {
  border-top: 1px solid var(--border); padding: 22px 28px;
  display: flex; flex-wrap: wrap; gap: 8px; justify-content: space-between;
  color: var(--fg-mute); font-size: 13px;
}
@media (max-width: 560px) { .hero h1 { font-size: 30px; } }