diff --git a/Entity/BudgetRecord.cs b/Entity/BudgetRecord.cs
index d7289e0..83a1f06 100644
--- a/Entity/BudgetRecord.cs
+++ b/Entity/BudgetRecord.cs
@@ -43,22 +43,14 @@ public class BudgetRecord : BaseEntity
 
 public enum BudgetPeriodType
 {
-    /// <summary>
-    /// 周
-    /// </summary>
-    Week,
     /// <summary>
     /// 月
     /// </summary>
-    Month,
+    Month = 1,
     /// <summary>
     /// 年
     /// </summary>
-    Year,
-    /// <summary>
-    /// 长期
-    /// </summary>
-    Longterm
+    Year = 2
 }
 
 public enum BudgetCategory
diff --git a/Service/BudgetService.cs b/Service/BudgetService.cs
index c9ba9a3..40f1833 100644
--- a/Service/BudgetService.cs
+++ b/Service/BudgetService.cs
@@ -61,19 +61,10 @@ public class BudgetService(
 
     public static (DateTime start, DateTime end) GetPeriodRange(DateTime startDate, BudgetPeriodType type, DateTime referenceDate)
     {
-        if (type == BudgetPeriodType.Longterm) return (startDate, DateTime.MaxValue);
-
         DateTime start;
         DateTime end;
 
-        if (type == BudgetPeriodType.Week)
-        {
-            var daysFromStart = (referenceDate.Date - startDate.Date).Days;
-            var weeksFromStart = daysFromStart / 7;
-            start = startDate.Date.AddDays(weeksFromStart * 7);
-            end = start.AddDays(6).AddHours(23).AddMinutes(59).AddSeconds(59);
-        }
-        else if (type == BudgetPeriodType.Month)
+        if (type == BudgetPeriodType.Month)
         {
             start = new DateTime(referenceDate.Year, referenceDate.Month, 1);
             end = start.AddMonths(1).AddDays(-1).AddHours(23).AddMinutes(59).AddSeconds(59);
diff --git a/Web/src/components/Bill/BillForm.vue b/Web/src/components/Bill/BillForm.vue
index 5d4fbd6..aa8259d 100644
--- a/Web/src/components/Bill/BillForm.vue
+++ b/Web/src/components/Bill/BillForm.vue
@@ -52,27 +52,11 @@
           </template>
         </van-field>
         
-        <!-- 分类按钮网格 -->
-        <div class="classify-buttons">
-          <van-button
-            type="success"
-            size="small"
-            class="classify-btn"
-            @click="addClassifyDialogRef.open()"
-          >
-            + 新增
-          </van-button>
-          <van-button
-            v-for="item in categoryList"
-            :key="item.id"
-            :type="categoryName === item.name ? 'primary' : 'default'"
-            size="small"
-            class="classify-btn"
-            @click="selectClassify(item)"
-          >
-            {{ item.name }}
-          </van-button>
-        </div>
+        <!-- 分类选择组件 -->
+        <ClassifySelector
+          v-model="categoryName"
+          :type="form.type"
+        />
       </van-cell-group>
 
       <div class="actions">
@@ -83,12 +67,6 @@
       </div>
     </van-form>
 
-    <!-- 新增分类对话框 -->
-    <AddClassifyDialog
-      ref="addClassifyDialogRef"
-      @confirm="handleAddClassify"
-    />
-
     <!-- 日期选择弹窗 -->
     <van-popup v-model:show="showDatePicker" position="bottom" round teleport="body">
       <van-date-picker
@@ -115,8 +93,7 @@
 import { ref, onMounted, watch } from 'vue'
 import { showToast } from 'vant'
 import dayjs from 'dayjs'
-import AddClassifyDialog from '@/components/AddClassifyDialog.vue'
-import { getCategoryList, createCategory } from '@/api/transactionCategory'
+import ClassifySelector from '@/components/ClassifySelector.vue'
 
 const props = defineProps({
   initialData: {
@@ -135,13 +112,10 @@ const props = defineProps({
 
 const emit = defineEmits(['submit'])
 
-const addClassifyDialogRef = ref()
-
 // 表单数据
 const form = ref({
   type: 0, // 0: 支出, 1: 收入, 2: 不计
   amount: '',
-  categoryId: null,
   date: dayjs().format('YYYY-MM-DD'),
   time: dayjs().format('HH:mm'),
   note: ''
@@ -153,10 +127,7 @@ const categoryName = ref('')
 const showDatePicker = ref(false)
 const showTimePicker = ref(false)
 
-// 选择器数据
-const categoryList = ref([])
-
-// 日期时间临时变量 (Vant DatePicker 需要数组或特定格式)
+// 日期时间临时变量 (Vant DatePicker 需要数组 or 特定格式)
 const currentDate = ref(dayjs().format('YYYY-MM-DD').split('-'))
 const currentTime = ref(dayjs().format('HH:mm').split(':'))
 
@@ -177,28 +148,10 @@ const initForm = async () => {
     if (reason !== undefined) form.value.note = reason
     if (type !== undefined) form.value.type = type
     
-    // 加载分类列表
-    await loadClassifyList(form.value.type)
-    
-    // 如果有传入分类名称，尝试匹配
+    // 如果有传入分类名称，尝试设置
     if (classify) {
-      const found = categoryList.value.find(c => c.name === classify)
-      if (found) {
-        selectClassify(found)
-      } else {
-        // 如果没找到对应分类，但有分类名称，可能需要特殊处理或者就显示名称但不关联ID？
-        // 这里暂时只显示名称，ID为空，或者需要自动创建？
-        // 按照原有逻辑，后端需要分类名称，所以这里只要设置 categoryName 即可
-        // 但是 ManualBillAdd 原逻辑是需要 categoryId 的。
-        // 不过 createTransaction 接口传的是 classify (name)。
-        // 让我们看 ManualBillAdd 的 handleSave:
-        // classify: categoryName.value
-        // 所以只要 categoryName 有值就行。
-        categoryName.value = classify
-      }
+      categoryName.value = classify
     }
-  } else {
-    await loadClassifyList(form.value.type)
   }
 }
 
@@ -213,50 +166,6 @@ watch(() => props.initialData, () => {
 
 const handleTypeChange = (newType) => {
   categoryName.value = ''
-  form.value.categoryId = null
-  loadClassifyList(newType)
-}
-
-const loadClassifyList = async (type = null) => {
-  try {
-    const response = await getCategoryList(type)
-    if (response.success) {
-      categoryList.value = response.data || []
-    }
-  } catch (error) {
-    console.error('加载分类列表出错:', error)
-  }
-}
-
-const selectClassify = (item) => {
-  categoryName.value = item.name
-  form.value.categoryId = item.id
-}
-
-const handleAddClassify = async (name) => {
-  try {
-    // 调用API创建分类
-    const response = await createCategory({
-      name: name,
-      type: form.value.type
-    })
-    
-    if (response.success) {
-      showToast('分类创建成功')
-      const newId = response.data
-      // 重新加载分类列表
-      await loadClassifyList(form.value.type)
-      
-      // 选中新创建的分类
-      categoryName.value = name
-      form.value.categoryId = newId
-    } else {
-      showToast(response.message || '创建分类失败')
-    }
-  } catch (error) {
-    console.error('创建分类出错:', error)
-    showToast('创建分类失败')
-  }
 }
 
 const onConfirmDate = ({ selectedValues }) => {
diff --git a/Web/src/components/Budget/BudgetCard.vue b/Web/src/components/Budget/BudgetCard.vue
index b3452dd..2c61669 100644
--- a/Web/src/components/Budget/BudgetCard.vue
+++ b/Web/src/components/Budget/BudgetCard.vue
@@ -41,7 +41,7 @@
                 <span class="percent" :class="percentClass">{{ percentage }}%</span>
               </slot>
             </div>
-            <div v-if="budget.type !== BudgetPeriodType.Longterm" class="progress-section time-progress">
+            <div class="progress-section time-progress">
               <span class="period-type">时间进度</span>
               <van-progress 
                 :percentage="timePercentage" 
@@ -126,7 +126,7 @@ const percentage = computed(() => {
 })
 
 const timePercentage = computed(() => {
-  if (!props.budget.periodStart || !props.budget.periodEnd || props.budget.type === BudgetPeriodType.Longterm) return 0
+  if (!props.budget.periodStart || !props.budget.periodEnd) return 0
   const start = new Date(props.budget.periodStart).getTime()
   const end = new Date(props.budget.periodEnd).getTime()
   const now = new Date().getTime()
diff --git a/Web/src/components/Budget/BudgetEditPopup.vue b/Web/src/components/Budget/BudgetEditPopup.vue
index a02fa25..11b6b12 100644
--- a/Web/src/components/Budget/BudgetEditPopup.vue
+++ b/Web/src/components/Budget/BudgetEditPopup.vue
@@ -17,7 +17,6 @@
           <van-field name="type" label="统计周期">
             <template #input>
               <van-radio-group v-model="form.type" direction="horizontal">
-                <van-radio :name="BudgetPeriodType.Week">周</van-radio>
                 <van-radio :name="BudgetPeriodType.Month">月</van-radio>
                 <van-radio :name="BudgetPeriodType.Year">年</van-radio>
               </van-radio-group>
@@ -45,29 +44,13 @@
               </div>
             </template>
           </van-field>
-          <div class="classify-buttons">
-            <van-button
-              v-if="filteredCategories.length > 0"
-              :type="isAllSelected ? 'primary' : 'default'"
-              size="small"
-              class="classify-btn all-btn"
-              @click="toggleAll"
-            >
-              {{ isAllSelected ? '取消全选' : '全选' }}
-            </van-button>
-            <van-button
-              v-for="item in filteredCategories"
-              :key="item.id"
-              :type="form.selectedCategories.includes(item.name) ? 'primary' : 'default'"
-              size="small"
-              class="classify-btn"
-              @click="toggleCategory(item.name)"
-            >
-              {{ item.name }}
-            </van-button>
-            <div v-if="filteredCategories.length === 0" class="no-data">暂无分类</div>
-          </div>
-          
+          <ClassifySelector
+            v-model="form.selectedCategories"
+            :type="budgetType"
+            multiple
+            :show-add="false"
+            :show-clear="false"
+          />
         </van-cell-group>
       </van-form>
     </div>
@@ -78,19 +61,18 @@
 </template>
 
 <script setup>
-import { ref, reactive, computed, onMounted, watch } from 'vue'
+import { ref, reactive, computed } from 'vue'
 import { showToast } from 'vant'
-import { getCategoryList } from '@/api/transactionCategory'
 import { createBudget, updateBudget } from '@/api/budget'
 import { BudgetPeriodType, BudgetCategory } from '@/constants/enums'
 import PopupContainer from '@/components/PopupContainer.vue'
+import ClassifySelector from '@/components/ClassifySelector.vue'
 
 const emit = defineEmits(['success'])
 
 const visible = ref(false)
 const isEdit = ref(false)
 
-const categories = ref([])
 const form = reactive({
   id: undefined,
   name: '',
@@ -137,44 +119,10 @@ defineExpose({
   open
 })
 
-const filteredCategories = computed(() => {
-  const targetType = form.category === BudgetCategory.Expense ? 0 : (form.category === BudgetCategory.Income ? 1 : 2)
-  return categories.value.filter(c => c.type === targetType)
+const budgetType = computed(() => {
+  return form.category === BudgetCategory.Expense ? 0 : (form.category === BudgetCategory.Income ? 1 : 2)
 })
 
-const isAllSelected = computed(() => {
-  return filteredCategories.value.length > 0 && 
-         filteredCategories.value.every(c => form.selectedCategories.includes(c.name))
-})
-
-const toggleCategory = (name) => {
-  const index = form.selectedCategories.indexOf(name)
-  if (index > -1) {
-    form.selectedCategories.splice(index, 1)
-  } else {
-    form.selectedCategories.push(name)
-  }
-}
-
-const toggleAll = () => {
-  if (isAllSelected.value) {
-    form.selectedCategories = []
-  } else {
-    form.selectedCategories = filteredCategories.value.map(c => c.name)
-  }
-}
-
-const fetchCategories = async () => {
-  try {
-    const res = await getCategoryList()
-    if (res.success) {
-      categories.value = res.data || []
-    }
-  } catch (err) {
-    console.error('获取分类列表失败', err)
-  }
-}
-
 const onSubmit = async () => {
   try {
     const data = {
@@ -207,10 +155,6 @@ const getCategoryName = (category) => {
       return ''
   }
 }
-
-onMounted(() => {
-  fetchCategories()
-})
 </script>
 
 <style scoped>
@@ -235,29 +179,9 @@ onMounted(() => {
   width: 100%;
 }
 
-.classify-buttons {
-  display: flex;
-  flex-wrap: wrap;
-  gap: 8px;
-  padding: 12px 16px;
-  overflow-y: auto;
-}
-
-.classify-btn {
-  flex: 0 0 auto;
-  min-width: 60px;
-  border-radius: 16px;
-  padding: 0 12px;
-}
-
-.all-btn {
-  font-weight: bold;
-  border-style: dashed;
-}
-
 .no-data {
   font-size: 13px;
   color: #969799;
-  padding: 8px 0;
+  padding: 8px 16px;
 }
 </style>
diff --git a/Web/src/components/Budget/BudgetSummary.vue b/Web/src/components/Budget/BudgetSummary.vue
index 15c44cb..aec0ba3 100644
--- a/Web/src/components/Budget/BudgetSummary.vue
+++ b/Web/src/components/Budget/BudgetSummary.vue
@@ -30,7 +30,6 @@ const props = defineProps({
 })
 
 const periodConfigs = {
-  week: { label: '本周', showDivider: true },
   month: { label: '本月', showDivider: true },
   year: { label: '年度', showDivider: false }
 }
diff --git a/Web/src/components/Budget/SavingsConfigPopup.vue b/Web/src/components/Budget/SavingsConfigPopup.vue
index 8c429fc..00c408a 100644
--- a/Web/src/components/Budget/SavingsConfigPopup.vue
+++ b/Web/src/components/Budget/SavingsConfigPopup.vue
@@ -11,29 +11,13 @@
 
       <div class="category-section">
         <div class="section-title">可多选分类</div>
-        <div class="classify-buttons">
-          <van-button
-            v-if="incomeCategories.length > 0"
-            :type="isAllSelected ? 'primary' : 'default'"
-            size="small"
-            class="classify-btn all-btn"
-            @click="toggleAll"
-          >
-            {{ isAllSelected ? '取消全选' : '全选' }}
-          </van-button>
-          <van-button
-            v-for="item in incomeCategories"
-            :key="item.id"
-            :type="selectedCategories.includes(item.name) ? 'primary' : 'default'"
-            size="small"
-            class="classify-btn"
-            style="margin-bottom: 8px; margin-right: 8px;"
-            @click="toggleCategory(item.name)"
-          >
-            {{ item.name }}
-          </van-button>
-          <div v-if="incomeCategories.length === 0" class="no-data">暂无收入分类</div>
-        </div>
+        <ClassifySelector
+          v-model="selectedCategories"
+          :type="2"
+          multiple
+          :show-add="false"
+          :show-clear="false"
+        />
       </div>
     </div>
     
@@ -44,21 +28,19 @@
 </template>
 
 <script setup>
-import { ref, computed, onMounted } from 'vue'
+import { ref } from 'vue'
 import { showToast, showLoadingToast, closeToast } from 'vant'
-import { getCategoryList } from '@/api/transactionCategory'
 import { getConfig, setConfig } from '@/api/config'
 import PopupContainer from '@/components/PopupContainer.vue'
+import ClassifySelector from '@/components/ClassifySelector.vue'
 
 const emit = defineEmits(['success'])
 
 const visible = ref(false)
-const categories = ref([])
 const selectedCategories = ref([])
 
 const open = async () => {
   visible.value = true
-  await fetchCategories()
   await fetchConfig()
 }
 
@@ -66,43 +48,6 @@ defineExpose({
   open
 })
 
-const incomeCategories = computed(() => {
-  return categories.value.filter(c => c.type === 1) // Income = 1
-})
-
-const isAllSelected = computed(() => {
-  return incomeCategories.value.length > 0 && 
-         incomeCategories.value.every(c => selectedCategories.value.includes(c.name))
-})
-
-const toggleCategory = (name) => {
-  const index = selectedCategories.value.indexOf(name)
-  if (index > -1) {
-    selectedCategories.value.splice(index, 1)
-  } else {
-    selectedCategories.value.push(name)
-  }
-}
-
-const toggleAll = () => {
-  if (isAllSelected.value) {
-    selectedCategories.value = []
-  } else {
-    selectedCategories.value = incomeCategories.value.map(c => c.name)
-  }
-}
-
-const fetchCategories = async () => {
-  try {
-    const res = await getCategoryList()
-    if (res.success) {
-      categories.value = res.data || []
-    }
-  } catch (err) {
-    console.error('获取分类列表失败', err)
-  }
-}
-
 const fetchConfig = async () => {
   try {
     const res = await getConfig('SavingsCategories')
@@ -156,22 +101,6 @@ const onSubmit = async () => {
   margin-bottom: 12px;
 }
 
-.classify-buttons {
-  display: flex;
-  flex-wrap: wrap;
-}
-
-.classify-btn {
-  margin-bottom: 8px;
-  margin-right: 8px;
-  border-radius: 20px;
-  min-width: 60px;
-}
-
-.all-btn {
-  border-style: dashed;
-}
-
 .no-data {
   text-align: center;
   color: #969799;
diff --git a/Web/src/components/ClassifySelector.vue b/Web/src/components/ClassifySelector.vue
new file mode 100644
index 0000000..83af56f
--- /dev/null
+++ b/Web/src/components/ClassifySelector.vue
@@ -0,0 +1,249 @@
+<template>
+  <div class="classify-selector">
+    <div class="classify-buttons">
+      <!-- 全选按钮 (仅多选模式) -->
+      <van-button
+        v-if="multiple && showAll"
+        :type="isAllSelected ? 'primary' : 'default'"
+        size="small"
+        class="classify-btn all-btn"
+        @click="toggleAll"
+      >
+        {{ isAllSelected ? '取消全选' : '全选' }}
+      </van-button>
+
+      <!-- 新增按钮 -->
+      <van-button
+        v-if="showAdd"
+        type="success"
+        size="small"
+        class="classify-btn"
+        @click="openAddDialog"
+      >
+        + 新增
+      </van-button>
+
+      <!-- 分类项按钮 -->
+      <van-button
+        v-for="item in displayOptions"
+        :key="item.id || item.text"
+        :type="isSelected(item) ? 'primary' : 'default'"
+        size="small"
+        class="classify-btn"
+        @click="toggleItem(item)"
+      >
+        {{ item.text }}
+      </van-button>
+
+      <!-- 清空按钮 -->
+      <van-button
+        v-if="showClear && hasSelection"
+        type="warning"
+        size="small"
+        class="classify-btn"
+        @click="clear"
+      >
+        清空
+      </van-button>
+    </div>
+
+    <!-- 新增分类对话框 -->
+    <AddClassifyDialog
+      ref="addClassifyDialogRef"
+      @confirm="handleAddConfirm"
+    />
+  </div>
+</template>
+
+<script setup>
+import { ref, computed, watch, onMounted } from 'vue'
+import { showToast } from 'vant'
+import { getCategoryList, createCategory } from '@/api/transactionCategory'
+import AddClassifyDialog from './AddClassifyDialog.vue'
+
+const props = defineProps({
+  modelValue: {
+    type: [String, Array],
+    default: ''
+  },
+  options: {
+    type: Array,
+    default: null
+  },
+  type: {
+    type: [Number, String],
+    default: null
+  },
+  multiple: {
+    type: Boolean,
+    default: false
+  },
+  showAdd: {
+    type: Boolean,
+    default: true
+  },
+  showClear: {
+    type: Boolean,
+    default: true
+  },
+  showAll: {
+    type: Boolean,
+    default: true
+  }
+})
+
+const emit = defineEmits(['update:modelValue', 'add', 'change'])
+
+const innerOptions = ref([])
+const addClassifyDialogRef = ref()
+
+const displayOptions = computed(() => {
+  if (props.options) return props.options
+  return innerOptions.value
+})
+
+const fetchOptions = async () => {
+  if (props.options) return
+  
+  try {
+    const response = await getCategoryList(props.type)
+    if (response.success) {
+      innerOptions.value = (response.data || []).map(item => ({
+        text: item.name,
+        value: item.name,
+        id: item.id
+      }))
+    }
+  } catch (error) {
+    console.error('ClassifySelector 加载分类失败:', error)
+  }
+}
+
+// 打开新增对话框
+const openAddDialog = () => {
+  addClassifyDialogRef.value?.open()
+}
+
+// 处理新增确认
+const handleAddConfirm = async (categoryName) => {
+  try {
+    // 调用API创建分类
+    const response = await createCategory({
+      name: categoryName,
+      type: props.type
+    })
+    
+    if (response.success) {
+      showToast('分类创建成功')
+      // 刷新列表
+      await fetchOptions()
+      
+      // 如果是单选模式，且当前没有选值或就是为了新增，则自动选中
+      if (!props.multiple) {
+        emit('update:modelValue', categoryName)
+        emit('change', categoryName)
+      }
+    } else {
+      showToast(response.message || '创建分类失败')
+    }
+  } catch (error) {
+    console.error('ClassifySelector 创建分类出错:', error)
+    showToast('创建分类失败')
+  }
+}
+
+watch(() => props.type, () => {
+  fetchOptions()
+})
+
+onMounted(() => {
+  fetchOptions()
+})
+
+// 公开刷新方法
+defineExpose({
+  refresh: fetchOptions
+})
+
+// 是否选中
+const isSelected = (item) => {
+  if (props.multiple) {
+    return Array.isArray(props.modelValue) && props.modelValue.includes(item.text)
+  }
+  return props.modelValue === item.text
+}
+
+// 是否全部选中
+const isAllSelected = computed(() => {
+  if (!props.multiple || displayOptions.value.length === 0) return false
+  return displayOptions.value.every(item => props.modelValue.includes(item.text))
+})
+
+// 是否有任何选中
+const hasSelection = computed(() => {
+  if (props.multiple) {
+    return Array.isArray(props.modelValue) && props.modelValue.length > 0
+  }
+  return !!props.modelValue
+})
+
+// 切换选中状态
+const toggleItem = (item) => {
+  if (props.multiple) {
+    const newValue = Array.isArray(props.modelValue) ? [...props.modelValue] : []
+    const index = newValue.indexOf(item.text)
+    if (index > -1) {
+      newValue.splice(index, 1)
+    } else {
+      newValue.push(item.text)
+    }
+    emit('update:modelValue', newValue)
+    emit('change', newValue)
+  } else {
+    const newValue = props.modelValue === item.text ? '' : item.text
+    emit('update:modelValue', newValue)
+    emit('change', newValue)
+  }
+}
+
+// 切换全选
+const toggleAll = () => {
+  if (!props.multiple) return
+  
+  if (isAllSelected.value) {
+    emit('update:modelValue', [])
+    emit('change', [])
+  } else {
+    const allValues = displayOptions.value.map(item => item.text)
+    emit('update:modelValue', allValues)
+    emit('change', allValues)
+  }
+}
+
+// 清空
+const clear = () => {
+  const newValue = props.multiple ? [] : ''
+  emit('update:modelValue', newValue)
+  emit('change', newValue)
+}
+</script>
+
+<style scoped>
+.classify-buttons {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 8px;
+  padding: 12px 16px;
+}
+
+.classify-btn {
+  flex: 0 0 auto;
+  min-width: 70px;
+  border-radius: 16px;
+}
+
+.all-btn {
+  font-weight: bold;
+  border-style: dashed;
+}
+</style>
diff --git a/Web/src/components/ReasonGroupList.vue b/Web/src/components/ReasonGroupList.vue
index be19df4..88167d2 100644
--- a/Web/src/components/ReasonGroupList.vue
+++ b/Web/src/components/ReasonGroupList.vue
@@ -129,36 +129,11 @@
             </template>
           </van-field>
           
-          <!-- 分类按钮网格 -->
-          <div class="classify-buttons">
-            <van-button
-              type="success"
-              size="small"
-              class="classify-btn"
-              @click="addClassifyDialogRef.open()"
-            >
-              + 新增
-            </van-button>
-            <van-button
-              v-for="item in classifyOptions"
-              :key="item.id"
-              :type="batchForm.classify === item.text ? 'primary' : 'default'"
-              size="small"
-              class="classify-btn"
-              @click="selectClassify(item.text)"
-            >
-              {{ item.text }}
-            </van-button>
-            <van-button
-              v-if="batchForm.classify"
-              type="warning"
-              size="small"
-              class="classify-btn"
-              @click="clearClassify"
-            >
-              清空
-            </van-button>
-          </div>
+          <!-- 分类选择组件 -->
+          <ClassifySelector
+            v-model="batchForm.classify"
+            :type="batchForm.type"
+          />
         </van-cell-group>
       </van-form>
       <template #footer>
@@ -172,12 +147,6 @@
         </van-button>
       </template>
     </PopupContainer>
-
-    <!-- 新增分类对话框 -->
-    <AddClassifyDialog
-      ref="addClassifyDialogRef"
-      @confirm="handleAddClassify"
-    />
   </div>
 </template>
 
@@ -191,8 +160,7 @@ import {
   showConfirmDialog
 } from 'vant'
 import { getReasonGroups, batchUpdateByReason, getTransactionList } from '@/api/transactionRecord'
-import { getCategoryList, createCategory } from '@/api/transactionCategory'
-import AddClassifyDialog from './AddClassifyDialog.vue'
+import ClassifySelector from './ClassifySelector.vue'
 import TransactionList from './TransactionList.vue'
 import TransactionDetail from './TransactionDetail.vue'
 import PopupContainer from './PopupContainer.vue'
@@ -219,8 +187,6 @@ const selectedReasons = ref(new Set())
 const pageIndex = ref(1)
 const finished = ref(false)
 const total = ref(0)
-const categories = ref([])
-
 // 弹窗状态
 const showTransactionList = ref(false)
 const showTransactionDetail = ref(false)
@@ -239,27 +205,15 @@ const transactionPageSize = ref(20)
 const showBatchDialog = ref(false)
 const batchFormRef = ref(null)
 const batchGroup = ref(null)
-const addClassifyDialogRef = ref()
 const batchForm = ref({
   type: null,
   typeName: '',
   classify: ''
 })
 
-// 根据选中的类型过滤分类选项
-const classifyOptions = computed(() => {
-  if (batchForm.value.type === null) return []
-  return categories.value
-    .filter(c => c.type === batchForm.value.type)
-    .map(c => ({ text: c.name, value: c.name, id: c.id }))
-})
-
 // 监听交易类型变化，重新加载分类
 watch(() => batchForm.value.type, (newVal) => {
   batchForm.value.classify = ''
-  if (newVal !== null) {
-    loadCategories(newVal)
-  }
 })
 
 // 获取类型名称
@@ -361,62 +315,9 @@ const handleBatchClassify = (group) => {
     typeName: getTypeName(group.sampleType),
     classify: group.sampleClassify || ''
   }
-  // 加载对应类型的分类列表
-  loadCategories(group.sampleType)
   showBatchDialog.value = true
 }
 
-// 获取所有分类
-const loadCategories = async (type = null) => {
-  try {
-    const res = await getCategoryList(type)
-    if (res.success) {
-      categories.value = res.data || []
-    }
-  } catch (error) {
-    console.error('获取分类列表失败:', error)
-  }
-}
-
-// 选择分类
-const selectClassify = (classify) => {
-  batchForm.value.classify = classify
-}
-
-// 新增分类
-const handleAddClassify = async (categoryName) => {
-  if (batchForm.value.type === null) {
-    showToast('请先选择交易类型')
-    return
-  }
-  
-  try {
-    // 调用API创建分类
-    const response = await createCategory({
-      name: categoryName,
-      type: batchForm.value.type
-    })
-    
-    if (response.success) {
-      showToast('分类创建成功')
-      // 重新加载分类列表
-      await loadCategories(batchForm.value.type)
-      batchForm.value.classify = categoryName
-    } else {
-      showToast(response.message || '创建分类失败')
-    }
-  } catch (error) {
-    console.error('创建分类出错:', error)
-    showToast('创建分类失败')
-  }
-}
-
-// 清空分类
-const clearClassify = () => {
-  batchForm.value.classify = ''
-  showToast('已清空分类')
-}
-
 // 确认批量更新
 const handleConfirmBatchUpdate = async () => {
   try {
@@ -744,20 +645,5 @@ defineExpose({
   padding: 16px 0;
 }
 
-.classify-buttons {
-  display: flex;
-  flex-wrap: wrap;
-  gap: 8px;
-  padding: 12px 16px;
-  max-height: 300px;
-  overflow-y: auto;
-}
-
-.classify-btn {
-  flex: 0 0 auto;
-  min-width: 70px;
-  border-radius: 16px;
-}
-
 /* 交易列表弹窗 - 自定义样式 */
 </style>
diff --git a/Web/src/components/TransactionDetail.vue b/Web/src/components/TransactionDetail.vue
index cb9ddcd..ead8700 100644
--- a/Web/src/components/TransactionDetail.vue
+++ b/Web/src/components/TransactionDetail.vue
@@ -61,36 +61,12 @@
             </template>
           </van-field>
           
-          <!-- 分类按钮网格 -->
-          <div class="classify-buttons">
-            <van-button
-              type="success"
-              size="small"
-              class="classify-btn"
-              @click="addClassifyDialogRef.open()"
-            >
-              + 新增
-            </van-button>
-            <van-button
-              v-for="item in classifyColumns"
-              :key="item.id"
-              :type="editForm.classify === item.text ? 'primary' : 'default'"
-              size="small"
-              class="classify-btn"
-              @click="selectClassify(item.text)"
-            >
-              {{ item.text }}
-            </van-button>
-            <van-button
-              v-if="editForm.classify"
-              type="warning"
-              size="small"
-              class="classify-btn"
-              @click="clearClassify"
-            >
-              清空
-            </van-button>
-          </div>
+          <!-- 分类选择组件 -->
+          <ClassifySelector
+            v-model="editForm.classify"
+            :type="editForm.type"
+            @change="handleClassifyChange"
+          />
         </van-cell-group>
     </van-form>
 
@@ -107,12 +83,6 @@
     </template>
   </PopupContainer>
 
-  <!-- 新增分类对话框 -->
-  <AddClassifyDialog
-    ref="addClassifyDialogRef"
-    @confirm="handleAddClassify"
-  />
-
   <!-- 抵账候选列表弹窗 -->
   <PopupContainer
     v-model="showOffsetPopup"
@@ -138,9 +108,8 @@
 import { ref, reactive, watch, defineProps, defineEmits } from 'vue'
 import { showToast, showConfirmDialog } from 'vant'
 import PopupContainer from '@/components/PopupContainer.vue'
-import AddClassifyDialog from '@/components/AddClassifyDialog.vue'
+import ClassifySelector from '@/components/ClassifySelector.vue'
 import { updateTransaction, getCandidatesForOffset, offsetTransactions } from '@/api/transactionRecord'
-import { getCategoryList, createCategory } from '@/api/transactionCategory'
 
 const props = defineProps({
   show: {
@@ -157,10 +126,6 @@ const emit = defineEmits(['update:show', 'save'])
 
 const visible = ref(false)
 const submitting = ref(false)
-const addClassifyDialogRef = ref()
-
-// 分类相关
-const classifyColumns = ref([])
 
 // 编辑表单
 const editForm = reactive({
@@ -186,9 +151,6 @@ watch(() => props.transaction, (newVal) => {
     editForm.balance = String(newVal.balance)
     editForm.type = newVal.type
     editForm.classify = newVal.classify || ''
-    
-    // 根据交易类型加载分类
-    loadClassifyList(newVal.type)
   }
 })
 
@@ -200,26 +162,8 @@ watch(visible, (newVal) => {
 watch(() => editForm.type, (newVal) => {
   // 清空已选的分类
   editForm.classify = ''
-  // 重新加载对应类型的分类列表
-  loadClassifyList(newVal)
 })
 
-// 加载分类列表
-const loadClassifyList = async (type = null) => {
-  try {
-    const response = await getCategoryList(type)
-    if (response.success) {
-      classifyColumns.value = (response.data || []).map(item => ({
-        text: item.name,
-        value: item.name,
-        id: item.id
-      }))
-    }
-  } catch (error) {
-    console.error('加载分类列表出错:', error)
-  }
-}
-
 // 提交编辑
 const onSubmit = async () => {
   try {
@@ -239,8 +183,6 @@ const onSubmit = async () => {
       showToast('保存成功')
       visible.value = false
       emit('save', data)
-      // 重新加载分类列表
-      await loadClassifyList(editForm.type)
     } else {
       showToast(response.message || '保存失败')
     }
@@ -252,47 +194,15 @@ const onSubmit = async () => {
   }
 }
 
-// 选择分类
-const selectClassify = (classify) => {
-  editForm.classify = classify
-
-  if(editForm.id > 0 && editForm.type >= 0) {
+// 分类选择变化
+const handleClassifyChange = () => {
+  if (editForm.id > 0 && editForm.type >= 0) {
     // 直接保存
     onSubmit()
   }
-
-}
-
-// 新增分类
-const handleAddClassify = async (categoryName) => {
-  try {
-    // 调用API创建分类
-    const response = await createCategory({
-      name: categoryName,
-      type: editForm.type
-    })
-    
-    if (response.success) {
-      showToast('分类创建成功')
-      // 重新加载分类列表
-      await loadClassifyList(editForm.type)
-      editForm.classify = categoryName
-    } else {
-      showToast(response.message || '创建分类失败')
-    }
-  } catch (error) {
-    console.error('创建分类出错:', error)
-    showToast('创建分类失败')
-  }
 }
 
 // 清空分类
-const clearClassify = () => {
-  editForm.classify = ''
-  showToast('已清空分类')
-}
-
-// 格式化日期
 const formatDate = (dateString) => {
   if (!dateString) return ''
   const date = new Date(dateString)
@@ -352,16 +262,4 @@ const handleCandidateSelect = (candidate) => {
 </script>
 
 <style scoped>
-.classify-buttons {
-  display: flex;
-  flex-wrap: wrap;
-  gap: 8px;
-  padding: 12px 16px;
-}
-
-.classify-btn {
-  flex: 0 0 auto;
-  min-width: 70px;
-  border-radius: 16px;
-}
 </style>
diff --git a/Web/src/constants/enums.js b/Web/src/constants/enums.js
index 6d152a0..46b3b87 100644
--- a/Web/src/constants/enums.js
+++ b/Web/src/constants/enums.js
@@ -2,10 +2,8 @@
  * 预算周期类型
  */
 export const BudgetPeriodType = {
-  Week: 0,
   Month: 1,
-  Year: 2,
-  Longterm: 3
+  Year: 2
 }
 
 /**
diff --git a/Web/src/views/BudgetView.vue b/Web/src/views/BudgetView.vue
index d2c37cb..5e34d1d 100644
--- a/Web/src/views/BudgetView.vue
+++ b/Web/src/views/BudgetView.vue
@@ -17,15 +17,16 @@
       </template>
     </van-nav-bar>
 
-    <div class="scroll-content">
-      <div class="page-content">
-        <van-tabs v-model:active="activeTab" sticky offset-top="0" type="card">
-        <van-tab title="支出" :name="BudgetCategory.Expense">
-          <BudgetSummary 
-            :stats="overallStats" 
-            :title="activeTabTitle" 
-            :get-value-class="getValueClass" 
-          />
+    <BudgetSummary 
+      v-if="activeTab !== BudgetCategory.Savings"
+      :stats="overallStats" 
+      :title="activeTabTitle" 
+      :get-value-class="getValueClass" 
+    />
+
+    <van-tabs v-model:active="activeTab" type="card" class="budget-tabs">
+      <van-tab title="支出" :name="BudgetCategory.Expense">
+        <div class="scroll-content">
           <div class="budget-list">
             <template v-if="expenseBudgets?.length > 0">
               <van-swipe-cell v-for="budget in expenseBudgets" :key="budget.id">
@@ -66,15 +67,14 @@
             </template>
             <van-empty v-else description="暂无支出预算" />
           </div>
+          <!-- 底部安全距离 -->
+          <div style="height: calc(50px + env(safe-area-inset-bottom, 0px))"></div>
+        </div>
         </van-tab>
 
         <van-tab title="收入" :name="BudgetCategory.Income">
-          <BudgetSummary 
-            :stats="overallStats" 
-            :title="activeTabTitle" 
-            :get-value-class="getValueClass" 
-          />
-          <div class="budget-list">
+          <div class="scroll-content">
+            <div class="budget-list">
             <template v-if="incomeBudgets?.length > 0">
               <van-swipe-cell v-for="budget in incomeBudgets" :key="budget.id">
                 <BudgetCard 
@@ -115,10 +115,14 @@
             </template>
             <van-empty v-else description="暂无收入预算" />
           </div>
+          <!-- 底部安全距离 -->
+          <div style="height: calc(50px + env(safe-area-inset-bottom, 0px))"></div>
+        </div>
         </van-tab>
 
         <van-tab title="存款" :name="BudgetCategory.Savings">
-          <div class="budget-list">
+          <div class="scroll-content">
+            <div class="budget-list">
             <template v-if="savingsBudgets?.length > 0">
               <van-swipe-cell v-for="budget in savingsBudgets" :key="budget.id">
                 <BudgetCard 
@@ -162,11 +166,11 @@
             </template>
             <van-empty v-else description="暂无存款计划" />
           </div>
+          <!-- 底部安全距离 -->
+          <div style="height: calc(50px + env(safe-area-inset-bottom, 0px))"></div>
+        </div>
         </van-tab>
       </van-tabs>
-      <!-- 底部安全距离 -->
-      <div style="height: calc(50px + env(safe-area-inset-bottom, 0px))"></div>
-    </div>
 
     <!-- 添加/编辑预算弹窗 -->
     <BudgetEditPopup 
@@ -177,7 +181,6 @@
       ref="savingsConfigRef"
       @success="fetchBudgetList"
     />
-    </div>
   </div>
 </template>
 
@@ -226,7 +229,6 @@ const overallStats = computed(() => {
   }
 
   return {
-    week: getStatsForType(BudgetPeriodType.Week),
     month: getStatsForType(BudgetPeriodType.Month),
     year: getStatsForType(BudgetPeriodType.Year)
   }
@@ -274,10 +276,8 @@ const formatMoney = (val) => {
 
 const getPeriodLabel = (type) => {
   const map = {
-    [BudgetPeriodType.Week]: '本周',
     [BudgetPeriodType.Month]: '本月',
-    [BudgetPeriodType.Year]: '本年',
-    [BudgetPeriodType.Longterm]: '长期'
+    [BudgetPeriodType.Year]: '本年'
   }
   return map[type] || '周期'
 }
@@ -298,18 +298,11 @@ const getIncomeProgressColor = (budget) => {
 const refDateMap = {}
 
 const handleSwitchPeriod = async (budget, direction) => {
-  if (budget.type === BudgetPeriodType.Longterm) {
-    showToast('长期预算不支持切换周期')
-    return
-  }
-
   // 获取或初始化该预算的参考日期
   let currentRefDate = refDateMap[budget.id] || new Date()
   const date = new Date(currentRefDate)
 
-  if (budget.type === BudgetPeriodType.Week) {
-    date.setDate(date.getDate() + direction * 7)
-  } else if (budget.type === BudgetPeriodType.Month) {
+  if (budget.type === BudgetPeriodType.Month) {
     date.setMonth(date.getMonth() + direction)
   } else if (budget.type === BudgetPeriodType.Year) {
     date.setFullYear(date.getFullYear() + direction)
@@ -362,6 +355,27 @@ const handleToggleStop = async (budget) => {
 </script>
 
 <style scoped>
+.budget-tabs {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  overflow: hidden;
+}
+
+:deep(.van-tabs__content) {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  overflow: hidden;
+}
+
+:deep(.van-tab__panel) {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  overflow: hidden;
+}
+
 .budget-list {
   padding-top: 8px;
   padding-bottom: 20px;
diff --git a/Web/src/views/PeriodicRecord.vue b/Web/src/views/PeriodicRecord.vue
index 785db57..83d6c19 100644
--- a/Web/src/views/PeriodicRecord.vue
+++ b/Web/src/views/PeriodicRecord.vue
@@ -192,36 +192,11 @@
               </template>
             </van-field>
             
-            <!-- 分类按钮网格 -->
-            <div class="classify-buttons">
-              <van-button
-                type="success"
-                size="small"
-                class="classify-btn"
-                @click="addClassifyDialogRef.open()"
-              >
-                + 新增
-              </van-button>
-              <van-button
-                v-for="item in classifyColumns"
-                :key="item.id"
-                :type="form.classify === item.text ? 'primary' : 'default'"
-                size="small"
-                class="classify-btn"
-                @click="selectClassify(item.text)"
-              >
-                {{ item.text }}
-              </van-button>
-              <van-button
-                v-if="form.classify"
-                type="warning"
-                size="small"
-                class="classify-btn"
-                @click="clearClassify"
-              >
-                清空
-              </van-button>
-            </div>
+            <!-- 分类选择组件 -->
+            <ClassifySelector
+              v-model="form.classify"
+              :type="form.type"
+            />
         </van-cell-group>
       </van-form>
       <template #footer>
@@ -257,12 +232,6 @@
         @cancel="showMonthDaysPicker = false"
       />
     </van-popup>
-
-    <!-- 新增分类对话框 -->
-    <AddClassifyDialog
-      ref="addClassifyDialogRef"
-      @confirm="handleAddClassify"
-    />
   </div>
 </template>
 
@@ -275,13 +244,11 @@ import {
   deletePeriodic as deletePeriodicApi,
   togglePeriodicEnabled
 } from '@/api/transactionPeriodic'
-import { getCategoryList, createCategory } from '@/api/transactionCategory'
 import PopupContainer from '@/components/PopupContainer.vue'
-import AddClassifyDialog from '@/components/AddClassifyDialog.vue'
+import ClassifySelector from '@/components/ClassifySelector.vue'
 
 const router = useRouter()
 const navTitle = ref('周期账单')
-const addClassifyDialogRef = ref()
 
 const periodicList = ref([])
 const loading = ref(false)
@@ -299,9 +266,6 @@ const showPeriodicTypePicker = ref(false)
 const showWeekdaysPicker = ref(false)
 const showMonthDaysPicker = ref(false)
 
-// 分类列表
-const classifyColumns = ref([])
-
 // 周期类型
 const periodicTypeColumns = [
   { text: '每天', value: 0 },
@@ -459,24 +423,6 @@ const openAddDialog = () => {
   isEdit.value = false
   resetForm()
   dialogVisible.value = true
-  // 加载分类列表
-  loadClassifyList(form.type)
-}
-
-// 加载分类列表
-const loadClassifyList = async (type = null) => {
-  try {
-    const response = await getCategoryList(type)
-    if (response.success) {
-      classifyColumns.value = (response.data || []).map(item => ({
-        text: item.name,
-        value: item.name,
-        id: item.id
-      }))
-    }
-  } catch (error) {
-    console.error('加载分类列表出错:', error)
-  }
 }
 
 // 编辑
@@ -490,9 +436,6 @@ const editPeriodic = (item) => {
   form.periodicType = item.periodicType
   form.periodicTypeText = periodicTypeColumns.find(t => t.value === item.periodicType)?.text || ''
   
-  // 加载对应类型的分类列表
-  loadClassifyList(item.type)
-  
   // 解析周期配置
   if (item.periodicConfig) {
     switch (item.periodicType) {
@@ -607,40 +550,6 @@ const onMonthDaysConfirm = ({ selectedValues, selectedOptions }) => {
   showMonthDaysPicker.value = false
 }
 
-// 选择分类
-const selectClassify = (classify) => {
-  form.classify = classify
-}
-
-// 清空分类
-const clearClassify = () => {
-  form.classify = ''
-  showToast('已清空分类')
-}
-
-// 新增分类
-const handleAddClassify = async (categoryName) => {
-  try {
-    // 调用API创建分类
-    const response = await createCategory({
-      name: categoryName,
-      type: form.type
-    })
-    
-    if (response.success) {
-      showToast('分类创建成功')
-      // 重新加载分类列表
-      await loadClassifyList(form.type)
-      form.classify = categoryName
-    } else {
-      showToast(response.message || '创建分类失败')
-    }
-  } catch (error) {
-    console.error('创建分类出错:', error)
-    showToast('创建分类失败')
-  }
-}
-
 </script>
 
 <style scoped>
@@ -679,17 +588,4 @@ const handleAddClassify = async (categoryName) => {
   height: 100%;
 }
 
-.classify-buttons {
-  display: flex;
-  flex-wrap: wrap;
-  gap: 8px;
-  padding: 12px 16px;
-}
-
-.classify-btn {
-  flex: 0 0 auto;
-  min-width: 70px;
-  border-radius: 16px;
-}
-
 </style>
diff --git a/WebApi/Controllers/BudgetController.cs b/WebApi/Controllers/BudgetController.cs
index d5cf307..288d1ec 100644
--- a/WebApi/Controllers/BudgetController.cs
+++ b/WebApi/Controllers/BudgetController.cs
@@ -181,7 +181,6 @@ public class BudgetController(
                 factor = b.Type switch
                 {
                     BudgetPeriodType.Month => 12,
-                    BudgetPeriodType.Week => 52,
                     BudgetPeriodType.Year => 1,
                     _ => 0
                 };
@@ -191,7 +190,6 @@ public class BudgetController(
                 factor = b.Type switch
                 {
                     BudgetPeriodType.Month => 1,
-                    BudgetPeriodType.Week => 52m / 12m,
                     BudgetPeriodType.Year => 1m / 12m,
                     _ => 0
                 };
diff --git a/WebApi/Controllers/Dto/BudgetDto.cs b/WebApi/Controllers/Dto/BudgetDto.cs
index 31e5a5a..29e31e2 100644
--- a/WebApi/Controllers/Dto/BudgetDto.cs
+++ b/WebApi/Controllers/Dto/BudgetDto.cs
@@ -35,10 +35,8 @@ public class BudgetDto
             StartDate = entity.StartDate.ToString("yyyy-MM-dd"),
             Period = entity.Type switch
             {
-                BudgetPeriodType.Longterm => "长期",
                 BudgetPeriodType.Year => $"{start:yy}年",
                 BudgetPeriodType.Month => $"{start:yy}年第{start.Month}月",
-                BudgetPeriodType.Week => $"{start:yy}年第{System.Globalization.CultureInfo.CurrentCulture.Calendar.GetWeekOfYear(start, System.Globalization.CalendarWeekRule.FirstDay, DayOfWeek.Monday)}周",
                 _ => $"{start:yyyy-MM-dd} ~ {end:yyyy-MM-dd}"
             },
             PeriodStart = start,