:root {
  color-scheme: light;
  --paper: #f6f1e8;
  --ink: #1c1916;
  --muted: #5c564e;
  --line: #e4dccf;
  --card: #fffdf9;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "PingFang TC", "Hiragino Sans", "Noto Sans CJK TC", system-ui, sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
}
a { color: inherit; }
header, main, footer { width: min(760px, calc(100% - 32px)); margin-inline: auto; }
header { display: flex; justify-content: space-between; align-items: center; padding: 28px 0 8px; }
.brand { display: flex; gap: 12px; align-items: center; font-weight: 650; text-decoration: none; }
.brand img { width: 40px; height: 40px; border-radius: 8px; }
nav { display: flex; gap: 16px; font-size: 15px; }
nav a { color: var(--muted); text-decoration: none; }
nav a[aria-current="page"], nav a:hover { color: var(--ink); }
h1 { font-size: 40px; line-height: 1.2; letter-spacing: -0.03em; margin: 28px 0 12px; }
h2 { font-size: 22px; margin: 36px 0 8px; }
p { margin: 0 0 14px; }
.lede { font-size: 19px; }
main { padding-bottom: 48px; }
footer { border-top: 1px solid var(--line); padding: 20px 0 40px; color: var(--muted); font-size: 14px; }
footer a { color: var(--muted); }