* { box-sizing: border-box; }
body { margin: 0; padding: 24px; font-family: system-ui, sans-serif; color: #172033; background: #f3f5f8; }
main { max-width: 480px; margin: 10vh auto; padding: 32px; background: white; border-radius: 18px; }
h1 { font-size: 28px; }
p { line-height: 1.6; }
.badge { font-size: 13px; font-weight: 700; color: #9a4700; }
.button { display: inline-block; padding: 14px 20px; border-radius: 10px; background: #172033; color: white; text-decoration: none; font-weight: 700; }
[hidden] { display: none !important; }
.button:focus-visible { outline: 3px solid #c56800; outline-offset: 4px; }
.hint { font-size: 14px; color: #586274; }