:root{color-scheme:light;--paper:#fbfaf7;--text:#171a15;--muted:#6f736c;--warm:#a75f24}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:#f5f2eb;color:var(--text)}
body{display:grid;place-items:center;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif}
main{width:min(420px,calc(100% - 32px));padding:34px;text-align:center;background:var(--paper);border:1px solid #ddd8ce;border-radius:22px;box-shadow:0 16px 42px rgba(59,49,36,.075)}
.mark{width:12px;height:12px;margin:0 auto 16px;border-radius:50%;background:var(--warm);animation:pulse 1s ease-in-out infinite alternate}
h1{margin:0;font-size:25px;letter-spacing:-.035em}
p{margin:9px 0 0;color:var(--muted);font-size:13px;line-height:1.5}
a{color:var(--warm);font-weight:700}
@keyframes pulse{to{opacity:.35;transform:scale(.82)}}
@media(prefers-reduced-motion:reduce){.mark{animation:none}}