/* Palette lifted from theme/index.ts so the site and the app read as one thing. */
:root {
  --bg: #F7F1E3;
  --surface: #FBF6EA;
  --ink: #2A2820;
  --ink2: #56513F;
  --ink3: #8A8472;
  --line: rgba(42, 40, 32, 0.10);
  --gold: #B69365;
  --gold-deep: #8C6E45;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15131C;
    --surface: #1F1C28;
    --ink: #ECE4D2;
    --ink2: #B6AE9B;
    --ink3: #7C7567;
    --line: rgba(236, 228, 210, 0.10);
    --gold: #D7B47A;
    --gold-deep: #B89260;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0 20px 96px;
  background: var(--bg);
  color: var(--ink2);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang TC",
               "Noto Sans TC", "Hiragino Sans", sans-serif;
  font-size: 17px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

main { max-width: 640px; margin: 0 auto; }

header {
  padding: 72px 0 40px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 44px;
}

.mark {
  font-size: 13px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-deep);
  margin: 0 0 14px;
}

h1 {
  font-family: "Iowan Old Style", "Apple Garamond", Georgia,
               "Songti TC", "Noto Serif TC", serif;
  font-size: 34px;
  line-height: 1.3;
  font-weight: 600;
  color: var(--ink);
  margin: 0;
}

.sub { margin: 12px 0 0; color: var(--ink3); font-size: 16px; }

h2 {
  font-family: "Iowan Old Style", "Apple Garamond", Georgia,
               "Songti TC", "Noto Serif TC", serif;
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
  margin: 44px 0 14px;
}

p { margin: 0 0 18px; }
ul { padding-left: 22px; margin: 0 0 18px; }
li { margin-bottom: 10px; }

a { color: var(--gold-deep); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 26px 28px;
  margin: 0 0 22px;
}

.card h2 { margin-top: 0; }

.contact {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  word-break: break-all;
}

.meta {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
  color: var(--ink3);
  letter-spacing: 0.02em;
}

footer {
  margin-top: 64px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--ink3);
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

@media (max-width: 480px) {
  header { padding-top: 48px; }
  h1 { font-size: 27px; }
  body { font-size: 16px; }
}

h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin: 32px 0 10px;
}