:root { color-scheme: light dark; }
* { box-sizing: border-box; }
body {
  margin: 0 auto; padding: 4rem 1.5rem 6rem; max-width: 42rem;
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  color: #1c1c1e; background: #fdfdfb;
}
@media (prefers-color-scheme: dark) { body { color: #e8e6e3; background: #17161a; } }
header { margin-bottom: 3rem; }
.app { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; opacity: .55; margin: 0 0 .4rem; }
h1 { font-size: 1.9rem; font-weight: 600; margin: 0 0 .4rem; letter-spacing: -.01em; }
.updated { font-size: .85rem; opacity: .55; margin: 0; }
h2 { font-size: 1.1rem; font-weight: 600; margin: 2.75rem 0 .6rem; }
p, li { margin: 0 0 1rem; }
ul { padding-left: 1.2rem; }
li { margin-bottom: .4rem; }
strong { font-weight: 600; }
a { color: inherit; text-underline-offset: 3px; }
hr { border: 0; border-top: 1px solid currentColor; opacity: .12; margin: 3rem 0; }
footer { font-size: .85rem; opacity: .55; }
.lede { font-size: 1.05rem; }