:root {
  --ink: #000;
  --paper: #f4f1ea;
  --mute: #8a8a8a;
  --blue: #2f6bff;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body {
  background: #000;
  color: var(--paper);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, sans-serif;
  line-height: 1.55;
}
a { color: inherit; }
header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  border-bottom: 1px solid #1a1a1a;
}
header .mark { font-weight: 650; letter-spacing: -0.03em; }
header nav { margin-left: auto; display: flex; gap: 16px; font-size: 13px; color: var(--mute); }
header nav a { text-decoration: none; }
header nav a:hover { color: #fff; }
main { max-width: 720px; margin: 0 auto; padding: 40px 24px 80px; }
.when { color: var(--mute); font-size: 13px; margin: 8px 0 24px; }
h1 { font-size: 32px; line-height: 1.15; }
h2 { font-size: 16px; margin: 22px 0 8px; }
p, li { color: #cfcfcf; font-size: 15px; margin-bottom: 12px; }
ul { padding-left: 18px; }
footer { max-width: 720px; margin: 0 auto; padding: 0 24px 48px; color: var(--mute); font-size: 12px; }
footer a { color: var(--mute); }