:root { color-scheme: light dark; font-family: system-ui, sans-serif; color: #292722; background: #faf8f5; }
* { box-sizing: border-box; }
body { margin: 0; padding: 64px 20px; }
main { margin: auto; max-width: 440px; padding: 32px; background: white; border-radius: 24px; }
.brand { font-size: 24px; font-weight: 750; color: #df4a2a; margin: 0 0 32px; }
h1 { font-size: 30px; line-height: 1.2; }
p { line-height: 1.6; overflow-wrap: anywhere; }
.button { display: block; padding: 16px; margin: 28px 0; color: white; background: #b9351d; text-align: center; border-radius: 28px; font-weight: 700; text-decoration: none; }
.button:focus-visible { outline: 3px solid #417ce4; outline-offset: 4px; }
.secondary { font-size: 14px; color: #68645f; }
[hidden] { display: none !important; }
@media (prefers-color-scheme: dark) { :root { color: #f6f4ef; background: #191919; } main { background: #262626; } .secondary { color: #c3beb7; } .brand { color: #ff9478; } }