:root { color-scheme: light; }
* { box-sizing: border-box; }
body { max-width: 680px; margin: 56px auto; padding: 0 24px; color: #222; background: #fff; font: 16px/1.65 system-ui, sans-serif; }
nav { display: flex; flex-wrap: wrap; gap: 20px; margin-bottom: 40px; font-size: 14px; }
a { color: #204d78; text-underline-offset: 3px; overflow-wrap: anywhere; }
a[aria-current="page"] { color: #222; font-weight: 600; }
a:focus-visible { outline: 2px solid currentColor; outline-offset: 4px; }
h1 { margin: 0 0 20px; font-size: 30px; line-height: 1.25; letter-spacing: -.025em; }
h2 { margin: 28px 0 8px; font-size: 18px; line-height: 1.4; }
p { margin: 0 0 16px; }
.meta { color: #666; font-size: 13px; }
@media (max-width: 480px) { body { margin: 28px auto; } nav { margin-bottom: 28px; } h1 { font-size: 27px; } }