:root {
  --bg: #FFF7ED;
  --surface: #FFFFFF;
  --ink: #14161B;
  --muted: #4B5160;
  --brand: #FB923C;
  --line: #14161B;
  --link: #1D4ED8;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161B;
    --surface: #1E2128;
    --ink: #F4F5F8;
    --muted: #B8BDC8;
    --line: #F4F5F8;
    --link: #93B4FF;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Noto Sans TC", system-ui, -apple-system, "PingFang TC", sans-serif;
  line-height: 1.75;
  font-size: 16px;
}
a { color: var(--link); }
.wrap { max-width: 720px; margin: 0 auto; padding: 32px 16px 64px; }
.logo { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; color: var(--ink); font-weight: 900; font-size: 24px; }
.gg { background: var(--brand); color: #14161B; border: 2px solid #14161B; border-radius: 9px; padding: 0 8px; font-size: 17px; }
nav { display: flex; flex-wrap: wrap; gap: 16px; margin: 12px 0 32px; font-size: 15px; }
h1 { font-size: 30px; line-height: 1.3; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 32px 0 8px; }
.meta { color: var(--muted); font-size: 14px; margin: 0 0 24px; }
.card { background: var(--surface); border: 2px solid var(--line); border-radius: 16px; padding: 16px 20px; margin: 16px 0; }
ul, ol { padding-left: 22px; }
hr { border: none; border-top: 1px dashed var(--muted); margin: 48px 0 24px; }
footer { color: var(--muted); font-size: 14px; margin-top: 48px; }