:root {
  --paper: #f7f3ea;
  --ink: #2b2620;
  --muted: #7a6f60;
  --rule: #e2d9c6;
  --accent: #6b7f4a;
  --card: #fbf8f1;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #1d1b17;
    --ink: #e8e2d6;
    --muted: #a39887;
    --rule: #38332b;
    --accent: #a3b77d;
    --card: #24211c;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 18px/1.65 Georgia, "Iowan Old Style", "Palatino Linotype", serif;
}
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
.wrap { max-width: 700px; margin: 0 auto; padding: 0 20px; }

header.site { border-bottom: 1px solid var(--rule); padding: 28px 0 18px; }
header.site .wrap { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; }
.brand img { width: 30px; height: 30px; }
.brand b { font-size: 24px; font-weight: normal; letter-spacing: .02em; }
nav a { margin-left: 18px; color: var(--muted); text-decoration: none; font: 15px/1 system-ui, -apple-system, "Segoe UI", sans-serif; }
nav a:first-child { margin-left: 0; }
nav a:hover, nav a[aria-current] { color: var(--ink); }

.intro { padding: 36px 0 8px; color: var(--muted); font-style: italic; }

.post-list { list-style: none; margin: 0; padding: 0; }
.post-list li { padding: 26px 0; border-bottom: 1px solid var(--rule); }
.post-list li:last-child { border-bottom: 0; }
.post-list h2 { margin: 0 0 4px; font-size: 24px; font-weight: normal; line-height: 1.3; }
.post-list h2 a { color: var(--ink); text-decoration: none; }
.post-list h2 a:hover { color: var(--accent); }
.post-list p { margin: 8px 0 0; }

.meta { color: var(--muted); font: 14px/1.4 system-ui, -apple-system, "Segoe UI", sans-serif; }

article { padding: 36px 0 12px; }
article h1 { font-size: 34px; font-weight: normal; line-height: 1.2; margin: 0 0 8px; }
article h2 { font-size: 22px; font-weight: normal; margin: 36px 0 8px; }
article blockquote { margin: 24px 0; padding: 4px 20px; border-left: 3px solid var(--accent); color: var(--muted); font-style: italic; }
article table { border-collapse: collapse; width: 100%; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; margin: 16px 0; }
article th, article td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--rule); }
article th { color: var(--muted); font-weight: 600; }
.table-scroll { overflow-x: auto; }
.back { margin: 28px 0 0; font: 15px/1.4 system-ui, -apple-system, "Segoe UI", sans-serif; }

footer.site { border-top: 1px solid var(--rule); margin-top: 48px; padding: 24px 0 40px; color: var(--muted); font: 14px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }

@media (max-width: 520px) {
  body { font-size: 17px; }
  article h1 { font-size: 28px; }
  nav a { margin-left: 14px; }
}