:root { --ink:#1a1a1a; --muted:#666; --link:#1a4c8b; --rule:#e2e2e2; }
* { box-sizing: border-box; }
body {
  font-family: Georgia, 'Iowan Old Style', 'Palatino Linotype', serif;
  color: var(--ink); line-height: 1.55; font-size: 18px;
  max-width: 720px; margin: 0 auto; padding: 1.5rem 1.25rem 4rem;
  -webkit-text-size-adjust: 100%;
}
nav.site {
  display: flex; flex-wrap: wrap; gap: 1.1rem;
  padding-bottom: .75rem; margin-bottom: 2rem;
  border-bottom: 1px solid var(--rule);
  font-family: -apple-system, Helvetica, Arial, sans-serif; font-size: .95rem;
}
nav.site a { color: var(--ink); text-decoration: none; }
nav.site a:hover { color: var(--link); text-decoration: underline; }
nav.site .home { font-weight: 700; }
a { color: var(--link); }
h1 { font-size: 1.8rem; line-height: 1.2; margin: .2rem 0 1rem; }
h2 { font-size: 1.3rem; margin-top: 2.2rem; border-bottom: 1px solid var(--rule); padding-bottom: .25rem; }
h3 { font-size: 1.08rem; color: var(--muted); margin-top: 1.6rem; }
details { margin: .5rem 0 1rem; }
summary { cursor: pointer; }
summary strong { font-weight: 700; }
details > *:not(summary) { margin-left: 1.1rem; color: #333; }
em { color: var(--muted); }
ul { padding-left: 1.2rem; }
li { margin: .3rem 0; }
hr { border: none; border-top: 1px solid var(--rule); margin: 2rem 0; }
@media (max-width: 480px) { body { font-size: 17px; } }