:root { color-scheme: light dark; }
* { box-sizing: border-box; }
body {
  margin: 0 auto; max-width: 46rem; padding: 3rem 1.25rem 5rem;
  font: 16px/1.7 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #ffffff; color: #1a1a1a;
}
@media (prefers-color-scheme: dark) { body { background: #050505; color: #ededed; } }
header { border-bottom: 1px solid rgba(128,128,128,.25); padding-bottom: 1.5rem; margin-bottom: 2rem; }
h1 { font-size: 1.75rem; letter-spacing: -.01em; margin: 0 0 .35rem; }
h2 { font-size: 1.05rem; margin: 2.25rem 0 .5rem; }
.meta { color: #888; font-size: .9rem; margin: 0; }
ul { padding-left: 1.25rem; }
li { margin: .3rem 0; }
a { color: #d4312a; }
footer { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid rgba(128,128,128,.25); color: #888; font-size: .9rem; }