:root { color-scheme: light; font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #183334; background: #f6f8f5; font-size: 17px; line-height: 1.7; }
* { box-sizing: border-box; }
body { margin: 0; }
a { color: #185c55; text-underline-offset: .2em; }
a:hover { color: #0b3732; }
a:focus-visible { outline: 3px solid #b96c21; outline-offset: 5px; }
header, footer { max-width: 1080px; margin: auto; padding: 24px 32px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
header { border-bottom: 1px solid #cbd8ce; }
.brand { font-weight: 750; font-size: 1rem; letter-spacing: .14em; text-decoration: none; }
main { max-width: 820px; margin: auto; padding: 64px 32px 72px; }
.eyebrow { margin: 0 0 18px; color: #48655e; font-size: .85rem; letter-spacing: .05em; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); line-height: 1.16; letter-spacing: -.035em; margin: 0 0 28px; font-weight: 650; }
.lead { font-size: 1.15rem; color: #37534c; }
section { margin-top: 36px; }
h2 { margin: 0 0 10px; font-size: 1.25rem; line-height: 1.4; }
p { margin: 0 0 16px; }
code { font-size: .9em; }
footer { border-top: 1px solid #cbd8ce; color: #48655e; font-size: .85rem; }
.skip { position: absolute; left: 16px; top: -100px; background: white; padding: 8px 16px; }
.skip:focus { top: 12px; }
@media (max-width: 540px) { header, footer { padding: 20px; } main { padding: 40px 20px 48px; } footer { align-items: flex-start; flex-direction: column; gap: 8px; } }