body{margin:0;font-family:Pretendard,-apple-system,system-ui,sans-serif;color:#1c1c28;background:#fdfcf7;background-image:linear-gradient(#e7ecf5 1px,transparent 1px),linear-gradient(90deg,#e7ecf5 1px,transparent 1px);background-size:18px 18px;line-height:1.7}
main{max-width:640px;margin:0 auto;padding:28px 18px 60px}
.card{background:#fff;border:2.5px solid #1c1c28;border-radius:18px;box-shadow:4px 4px 0 #1c1c28;padding:20px 20px 8px}
h1{font-size:24px;margin:0 0 18px}h2{font-size:17px;margin:22px 0 6px}p,li{font-size:15px}small{color:#6b6f7d}