:root { font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; }
body { margin: 0; background: #0b0f19; color: #e6e8ef; }
header { padding: 16px 20px; border-bottom: 1px solid #1e2433; }
main { max-width: 820px; margin: 32px auto; padding: 0 20px; }
h1 { margin: 0 0 12px; font-size: 28px; }
p { line-height: 1.6; color: #c9d1e1; }
.card { background: #0f1424; border: 1px solid #1e2433; border-radius: 14px; padding: 16px 18px; }
footer { color:#98a2b3; text-align:center; padding: 24px; border-top: 1px solid #1e2433; margin-top: 48px; }