:root {
  --bg: #fbfbf9;
  --fg: #1d1d1b;
  --muted: #6b6b66;
  --accent: #2f6f8f;
  --border: #e4e4df;
  --code-bg: #f0f0ec;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161615;
    --fg: #e8e8e3;
    --muted: #9a9a93;
    --accent: #7fb6d3;
    --border: #2c2c2a;
    --code-bg: #22221f;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.wrap { max-width: 720px; margin: 0 auto; padding: 40px 16px 64px; }

header.site {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
  margin-bottom: 32px;
}
header.site .logo { font-weight: 600; color: var(--fg); text-decoration: none; }
header.site nav a { color: var(--muted); margin-left: 16px; text-decoration: none; }
header.site nav a:hover { color: var(--accent); }

a { color: var(--accent); }

h1 { font-size: 1.8rem; line-height: 1.25; margin: 0 0 8px; }
h2 { font-size: 1.25rem; margin: 2em 0 .5em; }

.meta { color: var(--muted); font-size: .9rem; margin-bottom: 24px; }

ul.notes { list-style: none; padding: 0; margin: 0; }
ul.notes li { padding: 14px 0; border-bottom: 1px solid var(--border); }
ul.notes time { display: block; color: var(--muted); font-size: .85rem; }
ul.notes a { font-weight: 500; text-decoration: none; }
ul.notes p { margin: 4px 0 0; color: var(--muted); font-size: .95rem; }

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .9em;
  background: var(--code-bg);
  padding: 2px 5px;
  border-radius: 4px;
}
pre {
  background: var(--code-bg);
  padding: 14px 16px;
  border-radius: 6px;
  overflow-x: auto;
  font-size: .88rem;
  line-height: 1.5;
}
pre code { background: none; padding: 0; }

footer.site {
  margin-top: 56px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: .85rem;
}