:root { color-scheme: light; font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #142635; background: #f5f8fa; }
* { box-sizing: border-box; }
body { margin: 0; }
main { max-width: 760px; margin: 4rem auto; padding: 3.25rem; background: #fff; border: 1px solid #dce5eb; border-radius: 18px; box-shadow: 0 12px 36px #1736470d; }
h1 { font-size: clamp(2rem, 5vw, 3rem); line-height: 1.12; letter-spacing: -.035em; margin: .4rem 0 1.25rem; }
h2 { font-size: 1.2rem; margin: 0 0 .5rem; }
p { line-height: 1.7; margin: 0 0 .9rem; }
.lead { font-size: 1.12rem; color: #405766; }
.eyebrow { color: #007f86; font-size: .82rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }
section { border-top: 1px solid #e6edf1; padding-top: 1.4rem; margin-top: 1.8rem; }
a { color: #006e78; text-underline-offset: .17em; }
a:hover { color: #004d55; }
code { overflow-wrap: anywhere; }
footer { border-top: 1px solid #e6edf1; margin-top: 2rem; padding-top: 1.3rem; }
@media (max-width: 800px) { main { margin: 1rem; padding: 1.5rem; } }