:root {
  color-scheme: dark;
  --bg: #090b12;
  --panel: #111522;
  --text: #f4f1e8;
  --muted: #a9adba;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #d8ff56;
  --accent-dark: #172000;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 78% 2%, rgba(103, 70, 255, 0.18), transparent 31rem),
    radial-gradient(circle at 8% 24%, rgba(216, 255, 86, 0.08), transparent 26rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}

a { color: inherit; }
.site-header, main, footer { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.site-header {
  height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 750; letter-spacing: -0.02em; }
.brand img { border-radius: 10px; box-shadow: 0 7px 24px rgba(0, 0, 0, 0.35); }
nav { display: flex; gap: 28px; }
nav a, footer a { color: var(--muted); text-decoration: none; font-size: 0.92rem; }
nav a:hover, nav a[aria-current="page"], footer a:hover { color: var(--text); }

.hero { padding: 112px 0 96px; max-width: 930px; }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.74rem; font-weight: 800; }
h1 { margin: 18px 0 24px; font-size: clamp(3.7rem, 9vw, 7.6rem); line-height: 0.91; letter-spacing: -0.065em; }
h1 span { color: var(--muted); }
.hero > p { color: var(--muted); max-width: 680px; font-size: clamp(1.08rem, 2vw, 1.3rem); }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 38px; }
.button { display: inline-flex; padding: 12px 18px; border: 1px solid var(--line); border-radius: 999px; text-decoration: none; font-weight: 750; }
.button.primary { background: var(--accent); color: var(--accent-dark); border-color: var(--accent); }
.button.primary:hover { background: #e4ff82; }
.button.secondary:hover { border-color: rgba(255, 255, 255, 0.36); }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.feature-grid article { padding: 42px 34px 48px 0; }
.feature-grid article + article { border-left: 1px solid var(--line); padding-left: 34px; }
.feature-number { color: var(--accent); font: 700 0.72rem ui-monospace, monospace; }
h2 { margin: 14px 0 8px; font-size: 1.28rem; letter-spacing: -0.025em; }
.feature-grid p, .document p, .document li { color: var(--muted); }
.statement { padding: 110px 0; }
.statement p { margin: 0; max-width: 920px; font-size: clamp(2rem, 5.2vw, 4.8rem); line-height: 1.08; letter-spacing: -0.045em; }

.document { max-width: 800px; padding: 86px 0 120px; }
.document h1 { font-size: clamp(3.2rem, 7vw, 5.5rem); }
.document .lead { font-size: 1.2rem; margin-bottom: 62px; }
.document section { padding: 26px 0; border-top: 1px solid var(--line); }
.document section h2 { font-size: 1.45rem; }
.document li + li { margin-top: 8px; }
.document a:not(.button) { color: var(--accent); }
.contact-card { margin-top: 30px; padding: 32px !important; background: var(--panel); border: 1px solid var(--line) !important; border-radius: 20px; }
.contact-card .button { margin-top: 12px; }

footer { padding: 28px 0 44px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 18px 36px; color: var(--muted); font-size: 0.85rem; }
footer div { display: flex; gap: 22px; }
footer p { flex-basis: 100%; max-width: 700px; margin: 0; }

@media (max-width: 720px) {
  .site-header { height: 76px; }
  .brand img { width: 36px; height: 36px; }
  nav { gap: 16px; }
  .hero { padding: 76px 0 70px; }
  h1 { font-size: clamp(3.2rem, 17vw, 5.2rem); }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-grid article { padding: 30px 0; }
  .feature-grid article + article { border-left: 0; border-top: 1px solid var(--line); padding-left: 0; }
  .statement { padding: 76px 0; }
  .document { padding-top: 64px; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }