* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: system-ui, sans-serif; background: #f7f7f8; color: #1a1a1a; line-height: 1.5; }
.wrap { max-width: 720px; margin: 0 auto; padding: 4rem 1.5rem; }
h1 { font-size: 2rem; margin-bottom: 0.75rem; }