:root {
  --bg: #0a0b0d;
  --panel: #14171c;
  --border: #232830;
  --text: #e9ebef;
  --text-muted: #9aa1ad;
  --accent: #5eead4;
  --accent-ink: #06231f;
  --maxw: 980px;
  --radius: 14px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px; line-height: 1.65; -webkit-font-smoothing: antialiased;
}
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
a { color: inherit; }
.skip-link {
  position: absolute; left: -9999px; top: 0; background: var(--accent);
  color: var(--accent-ink); padding: 10px 16px; z-index: 10;
}
.skip-link:focus { left: 8px; top: 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 3px; }

.site-header { border-bottom: 1px solid var(--border); position: sticky; top: 0;
  background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(8px); }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding-top: 16px; padding-bottom: 16px; }
.brand { font-weight: 800; letter-spacing: -0.02em; font-size: 19px; text-decoration: none; }
.nav nav { display: flex; gap: 22px; }
.nav nav a { color: var(--text-muted); font-size: 15px; font-weight: 500; text-decoration: none; }
.nav nav a:hover { color: var(--text); }

.hero { padding: 84px 24px 56px; }
.eyebrow { color: var(--accent); font-size: 12.5px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; margin: 0 0 16px; }
h1 { font-size: clamp(32px, 5.6vw, 52px); line-height: 1.08; letter-spacing: -0.028em;
  font-weight: 800; margin: 0 0 20px; max-width: 18ch; text-wrap: balance; }
.lede { font-size: 19px; color: #cfd5dd; margin: 0 0 18px; max-width: 62ch; }
.note { color: var(--text-muted); font-size: 15px; margin: 0; }

section { padding: 40px 0; }
h2 { font-size: 24px; letter-spacing: -0.015em; font-weight: 700; margin: 0 0 20px; text-wrap: balance; }
h3 { font-size: 17px; font-weight: 650; margin: 0 0 8px; color: var(--text); }
p { color: #cfd5dd; }

.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.card { background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px; }
.card p { margin: 0; font-size: 15.5px; }

.band { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.band p { max-width: 68ch; margin: 0; }

.cta { display: inline-block; background: var(--accent); color: var(--accent-ink);
  padding: 11px 20px; border-radius: 10px; font-weight: 650; text-decoration: none; }

.site-footer { border-top: 1px solid var(--border); margin-top: 40px; padding: 26px 0 60px; }
.foot { display: flex; flex-wrap: wrap; gap: 12px 26px; align-items: center;
  justify-content: space-between; }
.foot p { color: var(--text-muted); font-size: 14px; margin: 0; }
.foot nav { display: flex; flex-wrap: wrap; gap: 20px; }
.foot nav a { color: var(--text-muted); font-size: 14px; text-decoration: underline;
  text-underline-offset: 3px; }
.foot nav a:hover { color: var(--text); }

@media (max-width: 560px) {
  .hero { padding-top: 56px; }
  body { font-size: 16px; }
}