fixes

frontend/src/pages/Login.tsx

@@ -27,7 +27,7 @@ export default function Login() {
       <div className="w-full max-w-md">
         <div className="glass-effect rounded-3xl shadow-2xl p-8 sm:p-10">
           <div className="flex flex-col items-center text-center mb-8">
-            <div className="p-4 bg-linear-to-br from-purple-500 to-blue-500 text-white rounded-2xl mb-4 shadow-lg">
+            <div className="p-4 category-icon text-white rounded-2xl mb-4 shadow-lg">
               <Wallet className="w-12 h-12" />
             </div>
             <h1 className="text-3xl sm:text-4xl font-bold text-gray-900 mb-2">