:root{--primary:#1989fa;--bg:#f7f8fa;--text:#323233;--text-secondary:#969799;--border:#ebedf0}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Helvetica Neue,Helvetica,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif}#app{min-height:100vh}