:root { --paper: #F4F1EA; --card: #FBFAF6; --line: #E6E2D8; --ink: #16181B; --body: #57534B; --muted: #6E6A62; --accent: #B8236B; --wash: #F8E4EE; }
@media (prefers-color-scheme: dark) {
  :root { --paper: #111315; --card: #1B1E22; --line: #2C3036; --ink: #F2EFE8; --body: #C4BFB4; --muted: #A6A196; --accent: #E35C9F; --wash: #3B1C2B; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--body); font: 17px/1.6 -apple-system, system-ui, sans-serif; }
a { color: var(--accent); }
.wrap { max-width: 680px; margin: 0 auto; padding: 0 20px; }
header.site { border-bottom: 1px solid var(--line); }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 700; text-decoration: none; letter-spacing: -0.2px; }
.brand img { border-radius: 7px; }
nav a { color: var(--muted); text-decoration: none; margin-left: 18px; font-size: 15px; }
nav a[aria-current] { color: var(--ink); font-weight: 600; }
main.wrap { padding-top: 40px; padding-bottom: 56px; }
h1 { color: var(--ink); font-size: 36px; line-height: 1.15; letter-spacing: -1px; margin: 0 0 6px; }
h2 { color: var(--ink); font-size: 20px; letter-spacing: -0.3px; margin: 36px 0 8px; }
.meta { color: var(--muted); font-size: 14px; margin: 0 0 24px; }
.callout { background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: 14px; padding: 16px 18px; margin: 24px 0; }
.callout strong { color: var(--ink); }
details { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px 18px; margin: 10px 0; }
summary { color: var(--ink); font-weight: 600; cursor: pointer; }
footer.site { border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; padding: 24px 0 40px; }
.hero { padding: 24px 0 8px; }
.hero h1 { font-size: 44px; }
.button { display: inline-block; background: var(--ink); color: var(--paper); text-decoration: none; padding: 12px 22px; border-radius: 999px; font-weight: 600; margin-top: 12px; }