/* Colors follow the reader's system preference. */
:root {
  --bg: #fafaf8;
  --text: #252525;
  --muted: #6b6b66;
  --line: #e3e3dd;
  --code: #efefea;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #191919;
    --text: #ecece7;
    --muted: #aaa;
    --line: #333;
    --code: #252525;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 4px; }
a:focus-visible { outline: 2px solid var(--text); outline-offset: 5px; }
.site-shell { max-width: 800px; margin: 0 auto; padding: 0 32px; }
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 36px 0;
  border-bottom: 1px solid var(--line);
}
.wordmark { font-family: Georgia, serif; font-size: 25px; font-weight: 700; letter-spacing: -.7px; }
.site-header nav { display: flex; gap: 24px; font-size: 14px; color: var(--muted); }
.site-header a[aria-current] { color: var(--text); }
main { padding: 52px 0 64px; outline: none; }
.page-header { margin-bottom: 36px; }
.page-header h1 {
  font-family: Georgia, serif;
  font-size: 38px;
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: -.7px;
  margin: 0 0 16px;
}
.page-header p { margin: 0; color: var(--muted); }
time, .muted { color: var(--muted); }
time { font-size: 13px; }
.post-meta { color: var(--muted); font-size: 13px; }
.post-entry { padding: 24px 0; border-top: 1px solid var(--line); }
.post-entry h2 { font-size: 21px; font-weight: 500; line-height: 1.4; margin: 8px 0; }
.post-entry p { color: var(--muted); font-size: 15px; margin: 0; }
.all-posts { display: inline-block; margin-top: 24px; font-size: 14px; }
.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0 36px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted);
}
.site-footer div { display: flex; gap: 20px; }
.back-link { display: inline-block; color: var(--muted); font-size: 13px; margin-bottom: 36px; }
.post-page .post-meta { margin-bottom: 12px; }
.prose { overflow-wrap: anywhere; }
.prose p { margin: 0 0 1.4em; }
.prose h2, .prose h3 { line-height: 1.4; margin: 1.8em 0 .7em; font-weight: 600; }
.prose h2 { font-size: 24px; }
.prose h3 { font-size: 20px; }
.prose a { text-decoration: underline; text-underline-offset: 4px; }
.prose img { display: block; max-width: 100%; height: auto; margin: 24px auto; }
.prose blockquote { border-left: 2px solid var(--line); margin: 24px 0; padding-left: 20px; color: var(--muted); }
.prose code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; background: var(--code); font-size: .85em; padding: 2px 5px; border-radius: 3px; }
.prose pre { overflow-x: auto; padding: 20px; background: var(--code); line-height: 1.6; border-radius: 4px; }
.prose pre code { padding: 0; }
.prose table { display: block; overflow-x: auto; max-width: 100%; border-collapse: collapse; font-size: 14px; }
.prose th, .prose td { padding: 8px 14px; border: 1px solid var(--line); text-align: left; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 32px 0; }
.post-navigation { display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); font-size: 14px; }
.archive-year { margin-top: 32px; }
.archive-year h2 { color: var(--muted); font-size: 14px; font-weight: 500; margin-bottom: 12px; }
.archive-entry { display: flex; gap: 24px; align-items: baseline; padding: 16px 0; border-top: 1px solid var(--line); }
.archive-entry time { width: 52px; flex-shrink: 0; }
.archive-entry h3 { margin: 0; font-size: 17px; font-weight: 400; }
.skip-link { position: absolute; top: 12px; left: 12px; transform: translateY(-200%); padding: 6px 12px; background: var(--text); color: var(--bg); }
.skip-link:focus { transform: none; }

@media (max-width: 600px) {
  .site-shell { padding: 0 24px; }
  .site-header { padding: 26px 0; }
  main { padding: 40px 0 48px; }
  .page-header h1 { font-size: 32px; }
}