:root {
  --bg: #fbfaf7;
  --text: #1c1d21;
  --muted: #62646c;
  --line: #e4e1da;
  --accent: #2f5bd3;
  --code-bg: #f1efe9;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15161a;
    --text: #e8e7e3;
    --muted: #9a9ba3;
    --line: #2a2c33;
    --accent: #8aa6ff;
    --code-bg: #1f2127;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 18px/1.7 Georgia, "Iowan Old Style", "Times New Roman", serif;
}
.wrap { max-width: 680px; margin: 0 auto; padding: 0 16px; }
header.site { border-bottom: 1px solid var(--line); }
header.site .wrap { display: flex; align-items: baseline; justify-content: space-between; padding-top: 22px; padding-bottom: 18px; }
.brand { font: 700 19px/1 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--text); text-decoration: none; letter-spacing: -0.01em; }
.brand span { color: var(--accent); }
nav a { font: 15px -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--muted); text-decoration: none; margin-left: 18px; }
nav a:hover { color: var(--text); }
main { padding: 40px 0 64px; }
h1 { font-size: 34px; line-height: 1.2; letter-spacing: -0.015em; margin: 0 0 10px; }
h2 { font-size: 23px; line-height: 1.3; margin: 40px 0 8px; }
h3 { font-size: 19px; margin: 28px 0 4px; }
p, ul, ol { margin: 0 0 18px; }
li { margin-bottom: 6px; }
a { color: var(--accent); }
.meta { font: 14px -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--muted); margin-bottom: 32px; }
code { font: 15px ui-monospace, SFMono-Regular, Menlo, monospace; background: var(--code-bg); padding: 1px 5px; border-radius: 4px; }
pre { background: var(--code-bg); padding: 14px 16px; border-radius: 6px; overflow-x: auto; font: 14px/1.55 ui-monospace, SFMono-Regular, Menlo, monospace; }
pre code { background: none; padding: 0; }
table { width: 100%; border-collapse: collapse; margin: 0 0 22px; font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 600; }
.table-scroll { overflow-x: auto; }
.posts { list-style: none; padding: 0; margin: 0; }
.posts li { padding: 22px 0; border-bottom: 1px solid var(--line); margin: 0; }
.posts a { font-size: 22px; font-weight: 700; text-decoration: none; color: var(--text); line-height: 1.3; }
.posts a:hover { color: var(--accent); }
.posts p { color: var(--muted); margin: 6px 0 0; font-size: 16px; }
.intro { color: var(--muted); font-size: 19px; margin-bottom: 26px; }
footer.site { border-top: 1px solid var(--line); padding: 24px 0 40px; font: 14px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--muted); }
@media (max-width: 520px) {
  body { font-size: 17px; }
  h1 { font-size: 28px; }
  nav a { margin-left: 12px; }
}