:root { color-scheme: light; font-family: system-ui, sans-serif; color: #17352e; background: #f2f6f3; }
body { margin: 0; padding: 5vh 1.25rem; }
main { max-width: 34rem; margin: auto; padding: 2rem; background: white; border-radius: 1rem; }
.brand { font-weight: 750; color: #217252; letter-spacing: .04em; }
h1 { line-height: 1.15; }
p { line-height: 1.6; }
a { display: inline-block; background: #176045; color: white; padding: .8rem 1.2rem; border-radius: .5rem; text-decoration: none; }
a:focus-visible { outline: 3px solid #17352e; outline-offset: 4px; }
[hidden] { display: none; }