:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --text: #111111;
  --muted: #4a4a4a;
  --line: #e6e6e6;
  --accent: #0a84ff;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0c0c0d; --text: #f2f2f2; --muted: #b4b4b4; --line: #2a2a2c; }
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
}
/* The brand mark: a notch hanging from the top edge of the page. */
.notch {
  width: 200px;
  height: 34px;
  margin: 0 auto;
  background: #000;
  border-radius: 0 0 18px 18px;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.06);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  justify-content: center;
}
main { max-width: 680px; margin: 0 auto; padding: 40px 20px 72px; }
.brand { font-weight: 800; letter-spacing: -0.02em; font-size: 15px; color: var(--text); text-decoration: none; }
h1 { font-size: 42px; line-height: 1.08; letter-spacing: -0.03em; margin: 24px 0 12px; }
h2 { font-size: 19px; letter-spacing: -0.01em; margin: 34px 0 6px; }
h3 { font-size: 16px; margin: 22px 0 4px; }
p, li { color: var(--muted); }
.lead { font-size: 19px; color: var(--text); }
.badge { display: inline-block; margin: 8px 0 0; padding: 6px 14px; border-radius: 999px; background: var(--accent); color: #fff; font-weight: 600; font-size: 15px; }
ul { padding-left: 20px; }
li { margin: 4px 0; }
a { color: var(--accent); }
code { font: 14px ui-monospace, SFMono-Regular, Menlo, monospace; }
hr { border: 0; border-top: 1px solid var(--line); margin: 48px 0; }
nav { margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 15px; display: flex; gap: 18px; flex-wrap: wrap; }
footer { margin-top: 12px; font-size: 14px; color: var(--muted); }