:root {
  --paper: #FCFCFD; --surface: #FFFFFF; --ink: #0C0E14; --slate: #5A6070; --hairline: #E3E6ED;
  --accent: #2B59FF; --accent-ink: #FFFFFF;
  --display: "Geist", -apple-system, sans-serif; --body: "Geist", -apple-system, sans-serif; --mono: "Geist Mono", ui-monospace, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --paper: #0A0B0F; --surface: #12141A; --ink: #ECEEF3; --slate: #9AA0AE; --hairline: #23262F; --accent: #7390FF; --accent-ink: #0A0B0F; color-scheme: dark; }
}
:root[data-theme="dark"] { --paper: #0A0B0F; --surface: #12141A; --ink: #ECEEF3; --slate: #9AA0AE; --hairline: #23262F; --accent: #7390FF; --accent-ink: #0A0B0F; color-scheme: dark; }
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.7 var(--body); -webkit-font-smoothing: antialiased; }
.wrap { max-width: 720px; margin: 0 auto; padding: 0 24px; }
header { border-bottom: 1px solid var(--hairline); }
.bar { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; font: 700 20px/1 var(--display); letter-spacing: -0.03em; }
nav { display: flex; gap: 20px; font-size: 14px; }
nav a { color: var(--slate); text-decoration: none; }
nav a:hover, nav a[aria-current] { color: var(--ink); }
main { padding-block: 64px 96px; }
.eyebrow { font: 500 12px/1 var(--mono); color: var(--slate); letter-spacing: .04em; text-transform: uppercase; }
h1 { font: 600 40px/1.1 var(--display); letter-spacing: -0.02em; margin: 16px 0 12px; text-wrap: balance; }
.updated { font: 400 13px/1.5 var(--mono); color: var(--slate); margin: 0 0 40px; }
.summary { padding: 16px 20px; border: 1px solid var(--hairline); border-radius: 6px; background: var(--surface); margin-bottom: 40px; }
.summary p { margin: 0; }
h2 { font: 600 20px/1.3 var(--display); letter-spacing: -0.01em; margin: 40px 0 8px; text-wrap: balance; }
p, li { color: var(--slate); max-width: 65ch; }
p strong, li strong { color: var(--ink); font-weight: 500; }
ul { padding-left: 20px; }
li + li { margin-top: 6px; }
a { color: var(--accent); }
code { font: 400 14px var(--mono); }
footer { border-top: 1px solid var(--hairline); }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; padding-block: 32px 48px; font-size: 14px; color: var(--slate); }
.foot nav { gap: 16px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
@media (max-width: 560px) { .wrap { padding: 0 16px; } main { padding-block: 48px 64px; } h1 { font-size: 28px; } nav.top { display: none; } }