:root {
  color-scheme: dark;
  --bg: #070b06;
  --surface: #12190f;
  --surface-2: #1a2316;
  --text: #f3f7ee;
  --muted: #a5b09c;
  --line: rgba(174, 255, 47, .16);
  --accent: #a8ff2b;
  --accent-dark: #101b08;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 85% 0%, rgba(168, 255, 43, .14), transparent 28rem),
    radial-gradient(circle at 0% 62%, rgba(60, 173, 255, .08), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

a { color: inherit; }
.shell { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 800; }
.mark {
  width: 38px; height: 38px; border-radius: 12px;
  display: grid; place-items: center;
  color: #0b1107; background: var(--accent);
  box-shadow: 0 0 28px rgba(168,255,43,.28);
}
select {
  appearance: none; border: 1px solid var(--line); border-radius: 999px;
  color: var(--text); background: var(--surface); padding: 9px 34px 9px 14px;
}
.hero { padding: 92px 0 64px; }
.eyebrow { color: var(--accent); font-size: .78rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
h1 { max-width: 820px; margin: 18px 0; font-size: clamp(2.8rem, 8vw, 6.8rem); line-height: .95; letter-spacing: -.055em; }
.lead { max-width: 720px; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.3rem); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button {
  display: inline-flex; align-items: center; justify-content: center; min-height: 50px;
  padding: 0 22px; border-radius: 999px; text-decoration: none; font-weight: 800;
  color: var(--accent-dark); background: var(--accent);
}
.button.secondary { color: var(--text); background: var(--surface-2); border: 1px solid var(--line); }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; padding: 28px 0 92px; }
.card {
  min-height: 210px; padding: 28px; border: 1px solid var(--line); border-radius: 26px;
  background: linear-gradient(145deg, rgba(27,37,23,.94), rgba(14,20,12,.94));
}
.card b { color: var(--accent); font-size: .78rem; letter-spacing: .12em; }
.card h2 { margin: 18px 0 8px; font-size: 1.45rem; }
.card p { margin: 0; color: var(--muted); }
.support-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 18px; padding: 16px 0 96px; }
.faq { padding: 24px 28px; border: 1px solid var(--line); border-radius: 22px; background: var(--surface); }
.faq + .faq { margin-top: 14px; }
.faq h2 { margin: 0 0 8px; font-size: 1.15rem; }
.faq p { margin: 0; color: var(--muted); }
.contact { padding: 30px; border-radius: 26px; background: var(--accent); color: var(--accent-dark); }
.contact h2 { margin-top: 0; }
.contact p { opacity: .8; }
footer { padding: 28px 0 40px; color: var(--muted); border-top: 1px solid var(--line); }
.footer-row { 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 { padding-top: 64px; }
  .grid, .support-grid { grid-template-columns: 1fr; }
  .card { min-height: auto; }
}