:root {
  --bg: #fbfcfd;
  --fg: #14212b;
  --muted: #5b6b78;
  --accent: #0b6e8a;
  --rule: #dbe3e8;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e171d;
    --fg: #e6edf1;
    --muted: #93a4b0;
    --accent: #5cc2de;
    --rule: #25343e;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 18px/1.65 Georgia, "Times New Roman", serif;
}
header, main, footer {
  max-width: 42rem;
  margin: 0 auto;
  padding: 0 16px;
}
header { padding-top: 2rem; padding-bottom: 1rem; border-bottom: 1px solid var(--rule); }
.brand { font: 700 1.5rem/1.2 system-ui, sans-serif; color: var(--fg); text-decoration: none; }
.tag { margin: .25rem 0 0; color: var(--muted); font: 0.95rem system-ui, sans-serif; }
nav { margin-top: .75rem; font: 0.95rem system-ui, sans-serif; }
nav a { margin-right: 1rem; }
a { color: var(--accent); }
h1, h2, h3 { font-family: system-ui, sans-serif; line-height: 1.25; }
main { padding-top: 1.5rem; padding-bottom: 3rem; }
.meta { color: var(--muted); font: 0.9rem system-ui, sans-serif; }
.post-list { list-style: none; padding: 0; }
.post-list li { margin: 0 0 1.5rem; }
.post-list a { font: 600 1.15rem system-ui, sans-serif; }
.post-list p { margin: .2rem 0 0; color: var(--muted); }
img, video { max-width: 100%; height: auto; }
footer { padding-bottom: 2rem; color: var(--muted); font: 0.85rem system-ui, sans-serif; border-top: 1px solid var(--rule); padding-top: 1rem; }