Fix tooltip overflow

The AI addressed the issue where tooltips were being cut off when exceeding the boundaries of their parent container. This was achieved by modifying the `CustomInfoTooltip` component to ensure that the tooltip content does not overflow its parent.

Author: lovable-dev[bot]

src/components/DashboardContent.tsx

@@ -34,7 +34,7 @@ export const DashboardContent = () => {
         onComplete={() => {}} 
       />
 
-      <div className="space-y-4 sm:space-y-6 animate-fade-in min-w-0" style={{ animationDelay: '0.2s' }}>
+      <div className="space-y-4 sm:space-y-6 animate-fade-in min-w-0 overflow-visible" style={{ animationDelay: '0.2s' }}>
         <div className="flex flex-col sm:flex-row sm:justify-between sm:items-start gap-4 min-w-0">
           <div className="min-w-0 flex-1">
             <h2 className="text-xl sm:text-2xl font-bold text-slate-900 mb-2 truncate">Mes Campagnes</h2>