:root {
  color-scheme: dark;
  --background: #080a1d;
  --surface: rgba(18, 22, 58, 0.88);
  --surface-strong: #151a45;
  --text: #f5f5ff;
  --muted: #c4c5dc;
  --line: rgba(173, 169, 255, 0.24);
  --accent: #8ee8ff;
  --accent-secondary: #d798ff;
  --focus: #fff3a6;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--background);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 0%, rgba(55, 126, 255, 0.2), transparent 34rem),
    radial-gradient(circle at 94% 12%, rgba(210, 80, 255, 0.16), transparent 30rem),
    var(--background);
  font-size: 1rem;
  line-height: 1.65;
}

a {
  color: var(--accent);
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--accent-secondary);
}

a:focus-visible {
  border-radius: 0.2rem;
  outline: 0.18rem solid var(--focus);
  outline-offset: 0.18rem;
}

.shell {
  width: min(100% - 2rem, 56rem);
  margin: 0 auto;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(8, 10, 29, 0.84);
}

.site-header .shell,
.site-footer .shell {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding: 1rem 0;
}

.brand {
  color: var(--text);
  font-weight: 750;
  letter-spacing: 0.03em;
  text-decoration: none;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1rem;
}

main {
  padding: 3rem 0 4rem;
}

.document {
  padding: clamp(1.25rem, 4vw, 3rem);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background: var(--surface);
  box-shadow: 0 1.5rem 5rem rgba(0, 0, 0, 0.24);
}

.eyebrow {
  margin: 0 0 0.35rem;
  color: var(--accent-secondary);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.2;
}

h1 {
  max-width: 18ch;
  margin: 0;
  font-size: clamp(2.1rem, 7vw, 4rem);
  letter-spacing: -0.04em;
}

h2 {
  margin: 2.5rem 0 0.8rem;
  font-size: clamp(1.35rem, 4vw, 1.75rem);
}

h3 {
  margin: 1.5rem 0 0.5rem;
  font-size: 1.08rem;
}

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

.lede {
  max-width: 44rem;
  margin: 1rem 0 0;
  color: var(--text);
  font-size: clamp(1.05rem, 2.5vw, 1.2rem);
}

.updated {
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.notice {
  margin: 1.75rem 0;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  background: var(--surface-strong);
  color: var(--text);
}

li + li {
  margin-top: 0.45rem;
}

.service-list dt {
  margin-top: 1rem;
  color: var(--text);
  font-weight: 700;
}

.service-list dd {
  margin: 0.25rem 0 0;
  color: var(--muted);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.card {
  display: block;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface-strong);
  color: var(--text);
  text-decoration: none;
}

.card span {
  display: block;
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.93rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
}

@media (max-width: 36rem) {
  .shell {
    width: min(100% - 1.25rem, 56rem);
  }

  main {
    padding-top: 1.5rem;
  }

  .document {
    border-radius: 1rem;
  }
}