:root { color-scheme: light; }
* { box-sizing: border-box; }
body { margin: 0; background: #fff; color: #222; font-family: Arial, Helvetica, sans-serif; font-size: 15px; line-height: 1.7; }
main { max-width: 760px; margin: 54px auto; padding: 0 28px; }
h1 { margin: 0 0 12px; font-size: 32px; line-height: 1.25; font-weight: 700; letter-spacing: -.6px; }
h2 { margin: 0 0 10px; font-size: 18px; line-height: 1.4; font-weight: 600; }
p { margin: 0 0 12px; }
section { margin-top: 28px; }
a { color: #244d79; text-underline-offset: 3px; overflow-wrap: anywhere; }
a:hover { color: #173451; }
a:focus-visible { outline: 2px solid #244d79; outline-offset: 4px; }
footer { margin-top: 32px; padding-top: 18px; border-top: 1px solid #e4e4e4; color: #555; font-size: 13px; }
footer strong { font-weight: 600; }
@media (max-width: 600px) { main { margin: 30px auto; padding: 0 22px; } h1 { font-size: 28px; } section { margin-top: 24px; } }