:root { color-scheme: dark; font-family: system-ui, sans-serif; background: #111; color: #ddd; line-height: 1.65; }
* { box-sizing: border-box; }
body { margin: 0; }
header, main, footer { width: min(100% - 2rem, 48rem); margin-inline: auto; }
header { padding-block: 1.25rem; border-bottom: 1px solid #444; }
nav { display: flex; flex-wrap: wrap; gap: .75rem 1.25rem; }
main { padding-block: 2rem; overflow-wrap: anywhere; }
h1, h2 { color: #fff; line-height: 1.25; }
h1 { font-size: clamp(1.8rem, 6vw, 2.5rem); }
h2 { margin-top: 2rem; font-size: 1.25rem; }
a { color: #7debc3; text-underline-offset: .2em; }
a:focus-visible { outline: 2px solid #7debc3; outline-offset: 4px; }
li { margin-block: .5rem; }
footer { border-top: 1px solid #444; padding-block: 1.5rem; }
.skip { position: absolute; left: 1rem; top: -5rem; background: #111; padding: .5rem; }
.skip:focus { top: .5rem; }
.updated { color: #bbb; }