src/components/reports/CategoryBarChart.tsx

@@ -107,9 +107,7 @@ export default function CategoryBarChart({
                 border: "1px solid var(--border)",
                 borderRadius: "8px",
                 color: "var(--foreground)",
-                boxShadow: "0 4px 12px rgba(0,0,0,0.15)",
               }}
-              wrapperStyle={{ zIndex: 50 }}
               labelStyle={{ color: "var(--foreground)" }}
               itemStyle={{ color: "var(--foreground)" }}
             />

src/components/reports/CategoryOverTimeChart.tsx

@@ -123,9 +123,7 @@ export default function CategoryOverTimeChart({
                 border: "1px solid var(--border)",
                 borderRadius: "8px",
                 color: "var(--foreground)",
-                boxShadow: "0 4px 12px rgba(0,0,0,0.15)",
               }}
-              wrapperStyle={{ zIndex: 50 }}
               labelStyle={{ color: "var(--foreground)" }}
               itemStyle={{ color: "var(--foreground)" }}
               filterNull