:root { color-scheme: light; font: 16px/1.65 system-ui, sans-serif; color: #243044; background: #f4f6f8; }
body { margin: 0; }
main { max-width: 760px; margin: 7vh auto; padding: 36px; background: white; border: 1px solid #e4e8ed; border-radius: 14px; }
h1 { margin: 0; font-size: clamp(2rem, 7vw, 3.4rem); line-height: 1.1; letter-spacing: -.04em; }
h2 { font-size: 1.25rem; }
.eyebrow { color: #5276a4; font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.intro { max-width: 38rem; color: #536175; font-size: 1.1rem; }
nav { display: flex; gap: 1rem; margin-top: 1.5rem; }
a { color: #245ea6; }
section { margin-top: 2rem; padding-top: 1rem; border-top: 1px solid #e7ebf0; }
footer { margin-top: 3rem; color: #758195; font-size: .9rem; }
@media (max-width: 800px) { main { margin: 0; min-height: 100vh; padding: 24px; border: 0; border-radius: 0; } }