:root {
  --ink: #17202A;
  --muted: #55606E;
  --paper: #FFFEFA;
  --line: #E4E7EB;
  --accent: #2B7FE0;
  --accent-ink: #1A5FB0;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #EDEFF2;
    --muted: #A3ADBA;
    --paper: #141A21;
    --line: #262E38;
    --accent: #6FA8EE;
    --accent-ink: #9CC4F4;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
.wrap { max-width: 46rem; margin: 0 auto; padding: 0 20px 96px; }
header { border-bottom: 1px solid var(--line); margin-bottom: 44px; }
header .wrap { padding-block: 36px 24px; padding-bottom: 24px; }
.mark {
  display: inline-flex; align-items: center; gap: 12px;
  text-decoration: none; color: inherit;
}
.mark .badge {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--accent); color: #fff;
  display: grid; place-items: center;
  font-weight: 700; font-style: italic; font-size: 25px; line-height: 1;
}
.mark strong { font-size: 19px; letter-spacing: -0.01em; }
nav { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 20px; }
nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
nav a:hover, nav a[aria-current] { color: var(--accent-ink); }
h1 { font-size: 32px; line-height: 1.2; letter-spacing: -0.02em; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 40px 0 10px; letter-spacing: -0.01em; }
p, li { color: var(--ink); }
.lede { font-size: 19px; color: var(--muted); margin: 0 0 8px; }
.updated { color: var(--muted); font-size: 14px; margin: 0 0 36px; }
ul { padding-left: 22px; }
li { margin: 7px 0; }
a { color: var(--accent-ink); }
.card {
  border: 1px solid var(--line); border-radius: 14px;
  padding: 20px 22px; margin: 24px 0; background: transparent;
}
.card h2 { margin-top: 0; }
footer {
  border-top: 1px solid var(--line); margin-top: 64px;
  color: var(--muted); font-size: 14px;
}
footer .wrap { padding-block: 24px 40px; padding-bottom: 40px; }