* { box-sizing: border-box; }
body { margin: 0; background: #061413; color: #f3fbf7; font: 17px/1.65 system-ui, sans-serif; }
a { color: #73f5be; text-underline-offset: 3px; }
:focus-visible { outline: 3px solid #67bfff; outline-offset: 4px; }
header, main, footer { width: min(720px, calc(100% - 40px)); margin: auto; }
header { padding: 28px 0; border-bottom: 1px solid #28463f; }
header a { text-decoration: none; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
main { padding: 64px 0; }
h1 { font: 800 clamp(3rem, 9vw, 5rem)/.95 "Arial Narrow", sans-serif; letter-spacing: -.04em; }
h2 { margin-top: 40px; font-size: 1.3rem; }
p, li { color: #c7ddd4; }
footer { border-top: 1px solid #28463f; padding: 26px 0; font-size: 14px; }