:root {
  --bg: #f7f5f0;
  --text: #1d2321;
  --muted: #5b6460;
  --accent: #2f6b4f;
  --line: #ddd8cc;
  --card: #ffffff;
  --max: 720px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141816;
    --text: #e8ebe9;
    --muted: #a3aca8;
    --accent: #7cc4a0;
    --line: #2c3330;
    --card: #1b201e;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Georgia, "Iowan Old Style", "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.65;
}
a { color: var(--accent); }
a:hover { text-decoration-thickness: 2px; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
header.site {
  border-bottom: 1px solid var(--line);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}
header.site .wrap {
  display: flex; flex-wrap: wrap; align-items: baseline;
  justify-content: space-between; gap: 8px 20px; padding-top: 18px; padding-bottom: 18px;
}
.brand { font-weight: 700; font-size: 19px; color: var(--text); text-decoration: none; letter-spacing: 0.2px; }
nav a { color: var(--muted); text-decoration: none; margin-left: 18px; font-size: 15px; }
nav a:first-child { margin-left: 0; }
nav a:hover, nav a[aria-current="page"] { color: var(--text); }
main { padding: 48px 0 64px; }
h1, h2, h3 {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.25; letter-spacing: -0.2px;
}
h1 { font-size: 36px; margin: 0 0 12px; }
h2 { font-size: 23px; margin: 40px 0 10px; }
h3 { font-size: 19px; margin: 28px 0 6px; }
.lead { font-size: 21px; color: var(--muted); margin-top: 0; }
.hero { display: flex; gap: 28px; align-items: center; margin-bottom: 28px; }
.photo {
  width: 120px; height: 120px; border-radius: 50%; flex: none; object-fit: cover;
  background: var(--accent); color: #fff; display: flex; align-items: center; justify-content: center;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 40px; font-weight: 700;
}
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 18px 0; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px 18px; }
.card h3 { margin-top: 0; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }
ul.plain { padding-left: 20px; }
.meta { color: var(--muted); font-size: 15px; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif; }
.post-list { list-style: none; padding: 0; }
.post-list li { border-top: 1px solid var(--line); padding: 16px 0; }
.post-list a { font-size: 20px; text-decoration: none; }
footer.site {
  border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--muted); font-size: 15px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}
footer.site a { color: var(--muted); margin-right: 16px; }
@media (max-width: 600px) {
  body { font-size: 17px; }
  h1 { font-size: 29px; }
  .hero { flex-direction: column; align-items: flex-start; gap: 16px; }
  .photo { width: 96px; height: 96px; font-size: 32px; }
  .cards { grid-template-columns: 1fr; }
  nav a { margin-left: 14px; }
}

sup a { text-decoration: none; font-size: 0.75em; }
ol.refs { font-size: 15px; color: var(--muted); padding-left: 22px; }
ol.refs li { margin-bottom: 6px; }