:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --text: #2e3035;
  --muted: #5c5e66;
  --line: #e3e5e8;
  --link: #4752c4;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1e1f22;
    --text: #dbdee1;
    --muted: #a5a9b1;
    --line: #3a3c42;
    --link: #8f9aff;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 "Segoe UI", system-ui, -apple-system, sans-serif;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 20px 64px;
}

h1 { margin: 0 0 4px; font-size: 32px; line-height: 1.2; }
h2 { margin: 36px 0 8px; font-size: 20px; }
ul { padding-left: 22px; }
li { margin-bottom: 6px; }
a { color: var(--link); }

.updated { margin: 0 0 28px; color: var(--muted); font-size: 15px; }

nav {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 15px;
}
nav a { margin-right: 16px; }