body { font-family: system-ui, Arial, sans-serif; background:#0b1220; margin:0; padding:40px; }
.card { max-width:720px; margin:0 auto; background:#121a2b; border:1px solid #24314f; border-radius:14px; padding:24px; }
h1 { color:#7ee787; margin:0 0 12px 0; }
p { color:#c9d1d9; margin:0; }