:root { color-scheme: light; font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #202223; background: #f6f6f7; line-height: 1.65; }
* { box-sizing: border-box; }
body { margin: 0; }
header, main, footer { width: min(100% - 2rem, 52rem); margin-inline: auto; }
header { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; padding-block: 1.5rem; border-bottom: 1px solid #d9dcde; }
nav { display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; }
nav a { padding-block: .4rem; }
nav a[aria-current="page"] { font-weight: 650; text-decoration-thickness: 2px; }
a { color: #005e46; text-underline-offset: .2em; overflow-wrap: anywhere; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible { outline: 3px solid #005e46; outline-offset: 4px; border-radius: 2px; }
main { padding-block: 2.5rem; }
h1, h2, h3 { line-height: 1.25; text-wrap: balance; }
h1 { font-size: clamp(1.85rem, 5vw, 2.65rem); margin-top: 0; }
h2 { font-size: 1.3rem; margin-top: 2.25rem; padding-top: 1rem; border-top: 1px solid #e1e4e5; }
h3 { font-size: 1.05rem; margin-top: 1.5rem; }
p, li, dd { overflow-wrap: anywhere; }
p { margin-block: .85rem; }
li + li { margin-top: .6rem; }
ul, ol { padding-left: 1.5rem; }
dt { font-weight: 650; margin-top: 1rem; }
dd { margin-left: 0; }
.intro { font-size: 1.1rem; }
footer { color: #51565b; font-size: .9rem; }
footer { padding-block: 1.5rem 2rem; border-top: 1px solid #d9dcde; }
.skip { position: absolute; top: -10rem; padding: .5rem; background: white; }
.skip:focus { top: .5rem; left: .5rem; }
@media (max-width: 420px) { header { align-items: flex-start; flex-direction: column; } main { padding-block: 1.5rem; } }