:root{color-scheme:light;--background:#ffffff;--foreground:#0F172A;--surface:#ffffff;--border:rgba(20,45,90,0.12);--grid-line:rgba(33,150,243,0.08)}*{box-sizing:border-box}html{min-height:100%;background:#ffffff}body,html{color:#0F172A}body{min-height:100vh;margin:0;background:radial-gradient(circle at top left,rgba(33,150,243,.1),transparent 32%),linear-gradient(180deg,#ffffff,#f8fafc);font-family:Segoe UI,Helvetica Neue,Helvetica,Arial,sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}main{min-height:100vh}