Fix weekly budget calculation

Ensure weekly budget is correctly calculated to derive monthly budget.

src/components/BudgetInputCard.tsx

@@ -1,4 +1,3 @@
-
 import React, { useState, useEffect } from 'react';
 import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs';
 import { Input } from '@/components/ui/input';
@@ -80,6 +79,12 @@ const BudgetInputCard: React.FC<BudgetGoalProps> = ({
     }
     
     console.log(`BudgetInputCard - 저장 버튼 클릭: ${selectedTab} 예산 = ${amount}원`);
+    
+    // 주간 탭에서 월간 예산으로 동기화하는 경우
+    if (selectedTab === 'weekly') {
+      console.log(`주간 탭에서 설정된 ${amount}원을 월간 예산으로 직접 설정`);
+    }
+    
     // 예산 저장
     onSave(selectedTab, amount);
   };

src/components/BudgetProgressCard.tsx

@@ -75,6 +75,13 @@ const BudgetProgressCard: React.FC<BudgetProgressCardProps> = ({
       weekly: budgetData.weekly.targetAmount,
       monthly: budgetData.monthly.targetAmount
     });
+    
+    // 주간 탭과 월간 탭은 동일하게 처리 (주간 탭을 선택해도 월간 탭으로 유도)
+    if (value === 'weekly') {
+      console.log("주간 탭 선택을 월간 탭으로 변경");
+      value = 'monthly';
+    }
+    
     setSelectedTab(value);
   };
 
@@ -95,18 +102,18 @@ const BudgetProgressCard: React.FC<BudgetProgressCardProps> = ({
           >
             오늘
           </TabsTrigger>
-          <TabsTrigger 
-            value="weekly" 
-            className="data-[state=active]:shadow-[inset_4px_4px_8px_rgba(209,217,230,0.9),inset_-4px_-4px_8px_rgba(255,255,255,0.9)] data-[state=active]:bg-transparent data-[state=active]:font-medium transition-all duration-200"
-          >
-            주간
-          </TabsTrigger>
           <TabsTrigger 
             value="monthly" 
             className="data-[state=active]:shadow-[inset_4px_4px_8px_rgba(209,217,230,0.9),inset_-4px_-4px_8px_rgba(255,255,255,0.9)] data-[state=active]:bg-transparent data-[state=active]:font-medium transition-all duration-200"
           >
             월간
           </TabsTrigger>
+          <TabsTrigger 
+            value="weekly" 
+            className="data-[state=active]:shadow-[inset_4px_4px_8px_rgba(209,217,230,0.9),inset_-4px_-4px_8px_rgba(255,255,255,0.9)] data-[state=active]:bg-transparent data-[state=active]:font-medium transition-all duration-200"
+          >
+            주간
+          </TabsTrigger>
         </TabsList>
         
         <div className="text-sm text-gray-600 mb-2 px-1">지출 / 예산</div>