:root {
  --bg: #fbfaf7;
  --fg: #22211f;
  --muted: #6b6862;
  --link: #1f5fa8;
  --code-bg: #efece6;
  --rule: #e2ded6;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #18191b;
    --fg: #e4e2de;
    --muted: #9a978f;
    --link: #8ab4f0;
    --code-bg: #26282b;
    --rule: #33363a;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0 auto;
  max-width: 42rem;
  padding: 2.5rem 1.25rem 3rem;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.6 Georgia, "Iowan Old Style", "Times New Roman", serif;
}
header { margin-bottom: 2rem; }
a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: 2px; }
.home { color: var(--fg); font-weight: bold; text-decoration: none; letter-spacing: .02em; }
h1 { font-size: 1.6rem; line-height: 1.25; margin: 0 0 1rem; }
h2 { font-size: 1.15rem; margin: 2rem 0 .5rem; }
.lead { color: var(--muted); }
.notes { list-style: none; padding: 0; margin: 2rem 0; }
.notes li { margin: 0 0 1.25rem; }
.notes span { display: block; color: var(--muted); font-size: .95rem; }
code, pre { font: 14px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
code { background: var(--code-bg); padding: .1em .3em; border-radius: 3px; }
pre { background: var(--code-bg); padding: .8rem 1rem; border-radius: 4px; overflow-x: auto; }
pre code { background: none; padding: 0; }
footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: .9rem;
}