完善页面

components/analytics/AnalyticsMultiLineChart.uvue

@@ -75,7 +75,8 @@ export default {
           name: s.name,
           type: 'line',
           smooth: true,
-          symbolSize: 6,
+          showSymbol: false,
+          symbolSize: 0,
           itemStyle: { color: s.color },
           lineStyle: { width: 2 },
           data: s.data
@@ -83,19 +84,26 @@ export default {
       })
 
       const option = {
-        grid: { left: 50, right: 30, top: 20, bottom: 40 },
-        tooltip: { trigger: 'axis' },
+        grid: { left: 50, right: 30, top: 40, bottom: 60 },
+        tooltip: { 
+          show: true,
+          trigger: 'axis',
+          confine: true,
+          backgroundColor: 'rgba(255, 255, 255, 0.9)',
+          textStyle: { color: '#666', fontSize: 12 }
+        },
         legend: {
+          show: true,
           top: 0,
-          left: 'center',
+          right: 20,
           itemWidth: 12,
           itemHeight: 2,
-          textStyle: { fontSize: 12, color: '#333' }
+          textStyle: { fontSize: 11, color: '#666' }
         },
         xAxis: {
           type: 'category',
           boundaryGap: false,
-          data: this.xLabels,
+          data: this.xLabels.map(s => String(s)),
           axisLine: { lineStyle: { color: 'rgba(0,0,0,0.1)' } },
           axisLabel: { 
             color: 'rgba(0,0,0,0.45)',