*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:linear-gradient(180deg,#f8fafc,#eef3fb);color:#334155;min-height:100vh}#root{max-width:1280px;margin:0 auto;padding:24px 18px}