:root {
  color-scheme: light dark;
  --background: #f6f6f3;
  --surface: #ffffff;
  --text: #171719;
  --muted: #626269;
  --border: #d8d8d2;
  --accent: #176b4d;
  --danger: #a43b35;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-size: 16px;
  line-height: 1.62;
}

header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.bar,
main,
footer {
  width: min(100% - 32px, 760px);
  margin: 0 auto;
}

.bar {
  display: flex;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  color: var(--text);
  font-size: 15px;
  font-weight: 800;
  text-decoration: none;
}

.version {
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
}

main {
  padding: 52px 0 64px;
}

h1,
h2 {
  letter-spacing: 0;
}

h1 {
  max-width: 640px;
  margin: 0 0 10px;
  font-size: clamp(32px, 7vw, 52px);
  line-height: 1.08;
}

h2 {
  margin: 38px 0 8px;
  font-size: 21px;
  line-height: 1.3;
}

p,
li {
  max-width: 70ch;
}

.lede {
  margin: 0 0 34px;
  color: var(--muted);
  font-size: 18px;
}

.notice {
  margin: 28px 0;
  border-left: 3px solid var(--accent);
  padding: 10px 0 10px 18px;
}

.danger {
  border-left-color: var(--danger);
}

ul {
  padding-left: 22px;
}

a {
  color: var(--accent);
  text-underline-offset: 3px;
}

footer {
  border-top: 1px solid var(--border);
  padding: 24px 0 40px;
  color: var(--muted);
  font-size: 13px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: #101012;
    --surface: #171719;
    --text: #f2f2ed;
    --muted: #aaaab0;
    --border: #343438;
    --accent: #80c9a8;
    --danger: #eb8e86;
  }
}