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frontend/src/components/FloatingAlert.jsx

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+// components/FloatingAlert.jsx
+import { useEffect } from "react";
+
+const FloatingAlert = ({ message, onClose, duration = 3000 }) => {
+  useEffect(() => {
+    const timer = setTimeout(() => {
+      onClose();
+    }, duration);
+
+    return () => clearTimeout(timer);
+  }, [onClose, duration]);
+
+  return (
+    <div className="fixed top-4 left-1/2 transform -translate-x-1/2 bg-green-500 text-white px-4 py-2 rounded-xl shadow-lg z-50 text-center">
+      {message}
+    </div>
+  );
+};
+export default FloatingAlert;