:root {
  color-scheme: dark;
  --bg: #080a0f;
  --panel: #0f121a;
  --line: #232837;
  --text: #f4f6fb;
  --muted: #9aa3b5;
  --accent: #8b5cf6;
  --cyan: #22d3ee;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 12% -10%, rgba(139, 92, 246, .16), transparent 35rem),
    radial-gradient(circle at 92% 18%, rgba(34, 211, 238, .08), transparent 32rem),
    var(--bg);
  color: var(--text);
  font: 16px/1.7 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: inherit; }
.site-header, footer {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 26px;
}
.site-header {
  min-height: 76px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.brand { display: flex; align-items: center; gap: 8px; text-decoration: none; letter-spacing: .08em; font-weight: 850; }
.brand img { object-fit: contain; }
.brand b { color: var(--accent); font-size: 11px; }
.site-header nav { display: flex; gap: 18px; margin-left: auto; overflow-x: auto; white-space: nowrap; }
.site-header nav a, footer nav a { color: var(--muted); text-decoration: none; font-size: 13px; }
.site-header nav a:hover, .site-header nav a[aria-current="page"], footer nav a:hover { color: var(--text); }
.header-cta, .primary, .secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 750;
}
.header-cta, .primary { background: linear-gradient(135deg, var(--accent), #6d28d9); color: white; }
main { width: min(1080px, calc(100% - 40px)); margin: 0 auto; }
.hero { max-width: 880px; padding: 108px 0 76px; }
.eyebrow { color: var(--cyan); font: 700 12px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .14em; }
h1 { max-width: 900px; margin: 14px 0 22px; font-size: clamp(38px, 7vw, 72px); line-height: 1.03; letter-spacing: -.045em; }
h2 { margin: 0 0 12px; font-size: clamp(21px, 3vw, 30px); line-height: 1.2; letter-spacing: -.02em; }
p { color: var(--muted); }
.lead { max-width: 760px; margin: 0 0 30px; font-size: clamp(18px, 2.3vw, 23px); line-height: 1.55; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.secondary { border: 1px solid var(--line); background: rgba(255,255,255,.025); }
.microcopy { font-size: 12px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.feature-grid article, .content section, .risk, .final-cta {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(145deg, rgba(17,21,31,.92), rgba(10,12,18,.92));
}
.feature-grid article { padding: 26px; }
.feature-grid article h2 { font-size: 19px; }
.feature-grid p, .content p { margin-bottom: 0; }
.content { display: grid; gap: 16px; padding: 78px 0 20px; }
.content section { padding: clamp(26px, 5vw, 48px); }
.content section > p { max-width: 820px; }
.faq { display: grid; gap: 8px; margin-top: 22px; }
details { border-top: 1px solid var(--line); padding: 16px 0 4px; }
summary { cursor: pointer; font-weight: 700; }
details p { max-width: 800px; }
.risk { margin: 16px 0 70px; padding: 20px 24px; color: var(--muted); font-size: 13px; }
.risk strong { color: var(--text); }
.final-cta { padding: clamp(30px, 7vw, 68px); text-align: center; }
.final-cta p { max-width: 680px; margin: 0 auto 24px; }
footer { justify-content: space-between; margin-top: 80px; min-height: 110px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
footer nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 14px; }
.not-found { min-height: 100vh; display: grid; place-content: center; text-align: center; }
.not-found h1 { font-size: clamp(40px, 7vw, 70px); }

@media (max-width: 900px) {
  .site-header nav { display: none; }
  .header-cta { margin-left: auto; }
  .feature-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 72px; }
  footer { align-items: flex-start; flex-direction: column; justify-content: center; padding: 28px 0; }
  footer nav { justify-content: flex-start; }
}

@media (max-width: 560px) {
  .site-header, main, footer { width: min(100% - 24px, 1080px); }
  .brand span { font-size: 13px; }
  .brand b { display: none; }
  .header-cta { min-height: 38px; padding: 0 12px; font-size: 12px; }
  .hero { padding: 58px 0 48px; }
}