:root { color-scheme: light; font-family: system-ui, sans-serif; color: #233247; background: #eef2f7; line-height: 1.65; }
body { max-width: 960px; margin: auto; padding: 20px; }
nav { display: flex; flex-wrap: wrap; gap: 12px 28px; margin-bottom: 20px; }
main { background: white; padding: clamp(18px, 5vw, 48px); border-radius: 14px; box-shadow: 0 4px 24px #23324712; }
a { color: #165c9e; text-underline-offset: 3px; overflow-wrap: anywhere; }
a:focus-visible { outline: 3px solid #165c9e; outline-offset: 3px; }
h1, h2, h3 { line-height: 1.25; scroll-margin-top: 20px; }
h2 { margin-top: 2em; padding-bottom: .4em; border-bottom: 1px solid #dce3ec; }
li + li { margin-top: .45em; }
code { background: #edf1f6; padding: .1em .3em; border-radius: 4px; overflow-wrap: anywhere; }
pre { overflow: auto; padding: 16px; background: #edf1f6; }
img { max-width: 100%; }
table { display: block; overflow-x: auto; border-collapse: collapse; }
td, th { min-width: 140px; padding: 9px; border: 1px solid #dce3ec; text-align: left; }
@media print { body, main { background: white; box-shadow: none; padding: 0; } nav { display: none; } }