Update transaction card colors

Updated the colors of the icon and amount in the transaction card to neuro-income.

src/components/TransactionCard.tsx

@@ -38,10 +38,7 @@ const TransactionCard: React.FC<TransactionCardProps> = ({ transaction }) => {
     <div className="neuro-flat p-4 transition-all duration-300 hover:shadow-neuro-convex animate-scale-in">
       <div className="flex items-center justify-between">
         <div className="flex items-center gap-3">
-          <div className={cn(
-            "p-2 rounded-full",
-            type === 'expense' ? "bg-neuro-expense/10 text-neuro-expense" : "bg-neuro-income/10 text-neuro-income"
-          )}>
+          <div className="p-2 rounded-full bg-neuro-income/10 text-neuro-income">
             {categoryIcons[category] || <ShoppingBag size={18} />}
           </div>
           
@@ -52,15 +49,8 @@ const TransactionCard: React.FC<TransactionCardProps> = ({ transaction }) => {
         </div>
         
         <div className="flex items-center gap-1">
-          {type === 'expense' ? (
-            <ArrowDownIcon size={12} className="text-neuro-expense" />
-          ) : (
-            <ArrowUpIcon size={12} className="text-neuro-income" />
-          )}
-          <span className={cn(
-            "font-medium",
-            type === 'expense' ? "text-neuro-expense" : "text-neuro-income"
-          )}>
+          <ArrowDownIcon size={12} className="text-neuro-income" />
+          <span className="font-medium text-neuro-income">
             {formattedAmount}
           </span>
         </div>