:root {
  --indigo: #4f46e5;
  --indigo-light: #6366f1;
  --ink: #1e1b30;
  --muted: #5a5670;
  --bg: #ffffff;
  --line: #e6e4f0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eceaf6;
    --muted: #a6a2bd;
    --bg: #14121f;
    --line: #2c2842;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 46rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---- hero ---- */

.hero {
  background: linear-gradient(160deg, var(--indigo-light), var(--indigo));
  color: #fff;
  padding: 3.5rem 0 3rem;
  text-align: center;
}

.hero h1 {
  margin: 1.25rem 0 0.5rem;
  font-size: 2.5rem;
  letter-spacing: -0.02em;
}

.tagline {
  margin: 0;
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
}

.mark {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  width: 88px;
  margin: 0 auto;
}

.mark span {
  aspect-ratio: 1;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.22);
}

.mark span.on { background: #fff; }

/* ---- content ---- */

main { padding-bottom: 3rem; }

section { margin-top: 2.5rem; }

h2 {
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
}

h3 {
  font-size: 1rem;
  margin: 1.5rem 0 0.25rem;
}

p { color: var(--muted); }

h1 + p.meta {
  margin-top: -0.5rem;
  font-size: 0.875rem;
}

a { color: var(--indigo-light); }

ul.features {
  list-style: none;
  padding: 0;
  margin: 0;
}

ul.features li {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

ul.features li strong { color: var(--ink); }

/* ---- legal documents ---- */

.doc { padding-top: 2.5rem; }

.doc h1 {
  font-size: 2rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
}

.doc h2 {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.doc li { color: var(--muted); }

.back {
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem;
  font-size: 0.875rem;
}

footer p { margin: 0; }