:root {
  --bg: #ffffff;
  --ink: #0b0b0f;
  --text: #1d1d1f;
  --secondary: #6e6e73;
  --tertiary: #8e8e93;
  --line: rgba(0, 0, 0, 0.08);
  --accent: #6c5ce7;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }
.wrap { max-width: 760px; margin: 0 auto; padding-inline: 24px; }
header { padding-block: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; font-size: 18px; color: var(--ink); text-decoration: none; }
.brand img { width: 30px; height: 30px; }
main { padding-block: 32px 80px; }
h1 { font-size: 40px; line-height: 1.1; letter-spacing: -0.03em; color: var(--ink); margin: 0 0 8px; }
.updated { color: var(--secondary); margin: 0 0 40px; }
h2 { font-size: 22px; letter-spacing: -0.015em; color: var(--ink); margin: 40px 0 10px; }
p, li { color: var(--text); }
ul { padding-left: 22px; }
li + li { margin-top: 6px; }
footer { border-top: 1px solid var(--line); padding-block: 26px 44px; color: var(--tertiary); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 24px; }
footer a { color: inherit; text-decoration: none; }