:root {
  --bg: #fbfaf7;
  --fg: #1f2328;
  --muted: #6b7280;
  --line: #e7e3da;
  --accent: #2f6f5e;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15171a;
    --fg: #e6e6e3;
    --muted: #9aa0a6;
    --line: #2a2e33;
    --accent: #7cc4ad;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.65 Georgia, "Iowan Old Style", "Times New Roman", serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.top, main, .bottom { max-width: 720px; margin: 0 auto; padding: 0 20px; }
.top {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-top: 28px; padding-bottom: 18px; border-bottom: 1px solid var(--line);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif; font-size: 15px;
}
.brand { color: var(--fg); font-weight: 700; letter-spacing: .02em; }
.brand span { color: var(--accent); }
nav a { margin-left: 18px; color: var(--muted); }
nav a[aria-current="page"] { color: var(--fg); }
.intro { padding: 48px 0 16px; }
.intro h1 { font-size: 34px; line-height: 1.2; margin: 0 0 12px; }
.intro p { color: var(--muted); margin: 0; }
.posts article { padding: 28px 0; border-bottom: 1px solid var(--line); }
.posts time {
  font-family: ui-sans-serif, system-ui, sans-serif; font-size: 13px; color: var(--muted);
  text-transform: uppercase; letter-spacing: .06em;
}
.posts h2 { font-size: 22px; line-height: 1.3; margin: 6px 0 8px; }
.posts p { margin: 0; }
.page { padding-top: 40px; padding-bottom: 40px; }
.page h1 { font-size: 32px; margin-top: 0; }
.bottom {
  padding-top: 28px; padding-bottom: 40px; color: var(--muted);
  font-family: ui-sans-serif, system-ui, sans-serif; font-size: 13px;
}