:root {
  --bg: #f5f0e6;
  --paper: #ffffff;
  --ink: #1a1814;
  --muted: #6b6358;
  --rule: #d9cfbf;
  --accent: #1a4f7a;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a1814;
    --paper: #221f1a;
    --ink: #e8dfd0;
    --muted: #8a8174;
    --rule: #3a342c;
    --accent: #6ea8d8;
  }
}
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  max-width: 70ch;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}
h1, h2, h3 {
  font-family: "Iowan Old Style", "Charter", Georgia, serif;
  letter-spacing: -0.01em;
  margin-top: 1.5em;
  margin-bottom: 0.5em;
}
h1 { font-size: 2rem; }
h2 { font-size: 1.4rem; border-bottom: 1px solid var(--rule); padding-bottom: 0.25em; }
.muted { color: var(--muted); }
a { color: var(--accent); text-underline-offset: 0.15em; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.skip-link {
  position: absolute; top: -40px; left: 0;
  background: var(--accent); color: #fff;
  padding: 0.5rem 1rem; z-index: 100; text-decoration: none;
}
.skip-link:focus { top: 0; }
header { margin-bottom: 2rem; }
section { margin-bottom: 2rem; }
footer {
  margin-top: 3rem; padding-top: 1rem;
  border-top: 1px solid var(--rule);
  font-size: 0.9rem;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}