:root{--background:#f5f7fa;--foreground:#1a2138}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--background);color:var(--foreground);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.5}input:focus,button:focus,textarea:focus,select:focus{outline:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:#f5f7fa}::-webkit-scrollbar-thumb{background:#e8ecf0;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#a0a9b8}