:root {
  color-scheme: dark;
  --bg: #07120f;
  --surface: #0d1d18;
  --surface-2: #122821;
  --text: #f4fbf7;
  --muted: #adc3b9;
  --line: #25463a;
  --green: #61e49d;
  --green-dark: #143f2c;
  --max: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 70% 5%, rgba(47, 196, 120, .18), transparent 34rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

a { color: var(--green); }

.wrap {
  width: min(calc(100% - 40px), var(--max));
  margin-inline: auto;
}

header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(7, 18, 15, .88);
  backdrop-filter: blur(14px);
}

nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  color: var(--text);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-decoration: none;
}

.nav-links { display: flex; gap: 22px; }
.nav-links a { color: var(--muted); text-decoration: none; }
.nav-links a:hover { color: var(--text); }

main { min-height: 70vh; }

.hero {
  padding: 112px 0 90px;
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 54px;
  align-items: center;
}

.eyebrow {
  color: var(--green);
  font-weight: 750;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-size: .82rem;
}

h1, h2, h3 { line-height: 1.13; letter-spacing: -.025em; }
h1 { max-width: 800px; margin: 16px 0 24px; font-size: clamp(3rem, 7vw, 6.4rem); }
h2 { margin-top: 42px; font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { margin-top: 28px; font-size: 1.15rem; }

.lead { max-width: 730px; color: var(--muted); font-size: 1.2rem; }

.card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(145deg, var(--surface-2), var(--surface));
  padding: 30px;
  box-shadow: 0 24px 70px rgba(0,0,0,.22);
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--green);
  font-weight: 700;
}

.status::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 18px var(--green);
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  padding: 0 0 100px;
}

.features .card { padding: 26px; }
.features h2 { margin: 0 0 9px; font-size: 1.25rem; }
.features p { margin: 0; color: var(--muted); }

.document {
  max-width: 850px;
  padding: 78px 0 100px;
}

.document h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); }
.document p, .document li { color: var(--muted); }
.document strong { color: var(--text); }
.document .meta { color: var(--green); }

.notice {
  margin: 30px 0;
  padding: 18px 22px;
  border-left: 3px solid var(--green);
  background: var(--green-dark);
}

footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 34px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-links { display: flex; gap: 18px; flex-wrap: wrap; }

@media (max-width: 760px) {
  .hero { grid-template-columns: 1fr; padding-top: 76px; }
  .features { grid-template-columns: 1fr; }
  .nav-links { gap: 12px; font-size: .88rem; }
}