*{margin:0;padding:0;box-sizing:border-box}html,body{font-family:PingFang SC,Microsoft YaHei,Segoe UI,sans-serif;background:#f5f7fb;color:#1e293b;-webkit-font-smoothing:antialiased}#app{min-height:100vh}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}