:root { font-family: system-ui, sans-serif; color: #20242b; background: #f7f9fa; line-height: 1.6; letter-spacing: 0; }
body { margin: 0; border-top: 5px solid #196854; }
main { max-width: 740px; margin: 0 auto; padding: 48px 24px 64px; overflow-wrap: anywhere; }
header { border-bottom: 1px solid #cbd3da; padding-bottom: 20px; margin-bottom: 28px; }
h1 { font-size: 32px; line-height: 1.2; margin: 16px 0; }
h2 { font-size: 21px; margin-top: 32px; }
p { margin: 16px 0; }
a { color: #14644e; text-underline-offset: 3px; }
a:focus-visible { outline: 3px solid #c26412; outline-offset: 4px; }
code { font-size: 0.95em; }
.label { color: #596571; font-size: 14px; }
nav { display: flex; gap: 24px; flex-wrap: wrap; margin-top: 32px; }
footer { margin-top: 32px; padding-top: 16px; border-top: 1px solid #cbd3da; font-size: 14px; }