style: Remove focus outlines from Recharts SVG elements for improved UI appearance

Author: sejtam-dev

src/app/globals.css

@@ -43,6 +43,14 @@ html {
     scroll-behavior: smooth;
 }
 
+/* Remove focus outline on Recharts SVG elements */
+.recharts-wrapper,
+.recharts-wrapper *:focus,
+.recharts-surface:focus,
+.recharts-layer:focus {
+    outline: none !important;
+}
+
 body {
     background: var(--bg-base);
     color: var(--text-primary);