:root {
  --bg: #FFF7ED;
  --card: #FFFFFF;
  --purple: #8B5CF6;
  --purple-dark: #6D28D9;
  --orange: #F59E0B;
  --text: #1E293B;
  --muted: #64748B;
  --line: #FDE68A;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
}
.wrap { max-width: 760px; margin: 0 auto; padding: 32px 20px 80px; }
.brand {
  display: flex; align-items: center; gap: 10px;
  color: var(--purple-dark); text-decoration: none; font-weight: 700; margin-bottom: 24px;
}
.brand-mark {
  width: 36px; height: 36px; border-radius: 12px;
  background: linear-gradient(135deg, #8B5CF6, #F59E0B);
  color: #fff; display: grid; place-items: center;
}
h1 { font-size: 28px; margin: 8px 0 8px; }
.meta { color: var(--muted); font-size: 14px; margin-bottom: 24px; }
.card {
  background: var(--card);
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 12px 24px rgba(139, 92, 246, 0.12);
}
h2 { font-size: 18px; margin: 28px 0 8px; color: var(--purple-dark); }
h2:first-child { margin-top: 0; }
p, li { margin-bottom: 10px; }
ul { padding-left: 20px; }
.nav { display: flex; gap: 16px; flex-wrap: wrap; margin: 16px 0 24px; }
.nav a { color: var(--purple-dark); font-weight: 600; text-decoration: none; }
.footer { margin-top: 28px; color: var(--muted); font-size: 13px; }
a { color: var(--purple-dark); }
code { background: #FEF3C7; padding: 1px 6px; border-radius: 6px; }