body{margin:0;background-color:#fff;font-family:-apple-system,Inter,PingFang SC,system-ui,sans-serif;color:#1f2937}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#e5e7eb;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#d1d5db}button:active{transform:scale(.98);transition:transform .1s ease}