body{margin:0;padding:0;box-sizing:border-box;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#fff;overflow-x:hidden}#root{min-height:100vh}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#0054a5;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#004485}.lang-transition{animation:fadeIn .4s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}