*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#17131f;color:#f5f1fc;font-family:system-ui,"Apple SD Gothic Neo","Malgun Gothic",sans-serif}button,input{font:inherit}button{cursor:pointer}h1,h2,h3,p{margin-top:0}a{color:inherit}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}