:root {
  color-scheme: light dark;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  background: #f6f4ff;
  color: #24213a;
}

* { box-sizing: border-box; }
body { margin: 0; }
.shell { width: min(720px, calc(100% - 40px)); margin: 0 auto; padding: 32px 0 72px; }
.top-nav { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.brand { font-size: 1.15rem; font-weight: 750; text-decoration: none; }
.page-header { margin-bottom: 40px; }
.eyebrow { color: #4f4dbb; font-weight: 750; letter-spacing: .06em; margin: 0 0 8px; text-transform: uppercase; font-size: .78rem; }
h1, h2, h3 { color: #343078; line-height: 1.2; }
h1 { font-size: clamp(2rem, 6vw, 3.2rem); letter-spacing: -.035em; margin: 0 0 12px; }
h2 { font-size: 1.35rem; margin: 0 0 14px; }
h3 { font-size: 1.05rem; margin: 24px 0 8px; }
p { margin: 0 0 16px; }
section { margin: 0 0 40px; }
section > :last-child { margin-bottom: 0; }
.lead { font-size: 1.1rem; color: #55506b; max-width: 62ch; }
.muted, .footer { color: #67627c; }
.footer { margin-top: 48px; font-size: .94rem; }
a { color: #4140a1; text-underline-offset: .15em; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible { outline: 3px solid #7773dc; outline-offset: 4px; border-radius: 2px; }
ul, ol { padding-left: 1.45rem; margin: 0 0 16px; }
li + li { margin-top: 10px; }
.card { background: #fff; border: 1px solid #dfdbee; border-radius: 18px; padding: 24px; }
.link-list { display: grid; gap: 0; }
.link-list a { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; font-size: 1.08rem; font-weight: 650; }
.link-list a + a { border-top: 1px solid #dfdbee; }

@media (prefers-color-scheme: dark) {
  :root { background: #171522; color: #efedf8; }
  h1, h2, h3, a, .eyebrow { color: #b9b5ff; }
  .lead, .muted, .footer { color: #c2bdd1; }
  .card { background: #242131; border-color: #403b52; }
  .link-list a + a { border-color: #403b52; }
}