feat: 添加预算管理功能，支持分类预算和重置周期设置，优化用户界面

android/app/src/main/java/com/echo/app/MainActivity.java

@@ -1,10 +1,13 @@
 package com.echo.app;
 
 import android.os.Bundle;
+import android.view.View;
+import androidx.core.view.WindowCompat;
+import androidx.core.view.WindowInsetsControllerCompat;
 import com.getcapacitor.BridgeActivity;
 import com.echo.app.notification.NotificationBridgePlugin;
 
-// 主 Activity：这里显式注册自定义的 NotificationBridge 插件，打通原生通知监听到前端的桥接
+// 主 Activity：注册自定义插件，并启用沉浸式状态栏，使前端 Warm 背景延伸到系统栏区域
 public class MainActivity extends BridgeActivity {
     @Override
     public void onCreate(Bundle savedInstanceState) {
@@ -12,5 +15,14 @@ public class MainActivity extends BridgeActivity {
         // 否则 Bridge 已经创建完成，JS 侧会报 "plugin is not implemented on android"
         registerPlugin(NotificationBridgePlugin.class);
         super.onCreate(savedInstanceState);
+
+        // 让内容绘制到状态栏/导航栏后面，实现沉浸式效果
+        WindowCompat.setDecorFitsSystemWindows(getWindow(), false);
+
+        // 使用浅色背景 + 深色状态栏图标，避免黑色条块感
+        View decorView = getWindow().getDecorView();
+        WindowInsetsControllerCompat insetsController =
+                new WindowInsetsControllerCompat(getWindow(), decorView);
+        insetsController.setAppearanceLightStatusBars(true);
     }
 }

src/App.vue

@@ -1,6 +1,7 @@
 <script setup>
-import { onMounted } from 'vue'
+import { onMounted, onBeforeUnmount } from 'vue'
 import { RouterView } from 'vue-router'
+import { App } from '@capacitor/app'
 import BottomDock from './components/BottomDock.vue'
 import AddEntryView from './views/AddEntryView.vue'
 import { useTransactionStore } from './stores/transactions'
@@ -9,8 +10,34 @@ import { useUiStore } from './stores/ui'
 const transactionStore = useTransactionStore()
 const uiStore = useUiStore()
 
+let backButtonListener = null
+
 onMounted(() => {
   transactionStore.ensureInitialized()
+
+  // Android 物理返回键：如果新增记录面板打开，则优先关闭面板而不是直接退出应用
+  if (typeof App?.addListener === 'function') {
+    App.addListener('backButton', ({ canGoBack }) => {
+      if (uiStore.addEntryVisible) {
+        uiStore.closeAddEntry()
+      } else if (!canGoBack) {
+        // 这里保留默认行为（由 Capacitor 处理），不强制 exitApp
+      }
+    })
+      .then((handle) => {
+        backButtonListener = handle
+      })
+      .catch(() => {
+        backButtonListener = null
+      })
+  }
+})
+
+onBeforeUnmount(() => {
+  if (backButtonListener && typeof backButtonListener.remove === 'function') {
+    backButtonListener.remove()
+    backButtonListener = null
+  }
 })
 </script>
 

src/components/EchoInput.vue

@@ -0,0 +1,101 @@
+<script setup>
+import { computed } from 'vue'
+
+const props = defineProps({
+  modelValue: {
+    type: [String, Number],
+    default: '',
+  },
+  label: {
+    type: String,
+    default: '',
+  },
+  placeholder: {
+    type: String,
+    default: '',
+  },
+  type: {
+    type: String,
+    default: 'text',
+  },
+  inputmode: {
+    type: String,
+    default: '',
+  },
+  step: {
+    type: [String, Number],
+    default: undefined,
+  },
+  disabled: {
+    type: Boolean,
+    default: false,
+  },
+  error: {
+    type: String,
+    default: '',
+  },
+  hint: {
+    type: String,
+    default: '',
+  },
+  inputClass: {
+    type: String,
+    default: '',
+  },
+})
+
+const emit = defineEmits(['update:modelValue', 'blur', 'focus', 'enter'])
+
+const hasError = computed(() => !!props.error)
+
+const handleInput = (event) => {
+  emit('update:modelValue', event.target.value)
+}
+
+const handleKeydown = (event) => {
+  if (event.key === 'Enter') {
+    emit('enter', event)
+  }
+}
+</script>
+
+<template>
+  <div class="w-full">
+    <label v-if="label" class="block">
+      <span class="text-xs font-bold text-stone-400">{{ label }}</span>
+      <div
+        class="mt-2 flex items-center gap-2 rounded-2xl border px-4 py-3 bg-white/80"
+        :class="
+          hasError
+            ? 'border-rose-300 shadow-sm shadow-rose-100'
+            : 'border-stone-200 focus-within:border-stone-400'
+        "
+      >
+        <slot name="prefix" />
+        <input
+          :type="type"
+          :inputmode="inputmode || undefined"
+          :step="step"
+          :placeholder="placeholder"
+          :disabled="disabled"
+          :value="modelValue"
+          class="flex-1 bg-transparent text-sm text-stone-800 placeholder:text-stone-300 focus:outline-none"
+          :class="inputClass"
+          @input="handleInput"
+          @blur="$emit('blur', $event)"
+          @focus="$emit('focus', $event)"
+          @keydown="handleKeydown"
+        />
+        <slot name="suffix" />
+      </div>
+    </label>
+
+    <p v-if="hasError" class="mt-1 text-[11px] text-rose-500 font-bold">
+      {{ error }}
+    </p>
+    <p v-else-if="hint" class="mt-1 text-[11px] text-stone-400">
+      {{ hint }}
+    </p>
+  </div>
+</template>
+

src/stores/settings.js

@@ -7,6 +7,18 @@ export const useSettingsStore = defineStore(
     const notificationCaptureEnabled = ref(true)
     const aiAutoCategoryEnabled = ref(false)
     const monthlyBudget = ref(12000)
+    const budgetResetCycle = ref('monthly') // monthly | weekly | none | custom
+    const budgetMonthlyResetDay = ref(1) // 每月第几天重置，1-28
+    const budgetCustomStartDate = ref('') // 自定义起始日（ISO 日期字符串）
+    const categoryBudgets = ref({
+      Food: 0,
+      Transport: 0,
+      Health: 0,
+      Groceries: 0,
+      Entertainment: 0,
+      Uncategorized: 0,
+    })
+    const categoryBudgetEnabled = ref(false)
     const profileName = ref('Echo 用户')
     const profileAvatar = ref('')
 
@@ -23,6 +35,38 @@ export const useSettingsStore = defineStore(
       monthlyBudget.value = Number.isFinite(numeric) && numeric >= 0 ? numeric : 0
     }
 
+    const setBudgetResetCycle = (value) => {
+      const allowed = ['monthly', 'weekly', 'none', 'custom']
+      budgetResetCycle.value = allowed.includes(value) ? value : 'monthly'
+    }
+
+    const setCategoryBudget = (category, value) => {
+      const numeric = Number(value)
+      const safe = Number.isFinite(numeric) && numeric >= 0 ? numeric : 0
+      categoryBudgets.value = {
+        ...categoryBudgets.value,
+        [category]: safe,
+      }
+    }
+
+    const setCategoryBudgetEnabled = (value) => {
+      categoryBudgetEnabled.value = !!value
+    }
+
+    const setBudgetMonthlyResetDay = (value) => {
+      const n = Number(value)
+      if (!Number.isFinite(n)) {
+        budgetMonthlyResetDay.value = 1
+        return
+      }
+      const clamped = Math.min(Math.max(Math.round(n), 1), 28)
+      budgetMonthlyResetDay.value = clamped
+    }
+
+    const setBudgetCustomStartDate = (value) => {
+      budgetCustomStartDate.value = value || ''
+    }
+
     const setProfileName = (value) => {
       profileName.value = (value || '').trim() || 'Echo 用户'
     }
@@ -35,11 +79,21 @@ export const useSettingsStore = defineStore(
       notificationCaptureEnabled,
       aiAutoCategoryEnabled,
       monthlyBudget,
+      budgetResetCycle,
+      budgetMonthlyResetDay,
+      budgetCustomStartDate,
+      categoryBudgets,
+      categoryBudgetEnabled,
       profileName,
       profileAvatar,
       setNotificationCaptureEnabled,
       setAiAutoCategoryEnabled,
       setMonthlyBudget,
+      setBudgetResetCycle,
+      setBudgetMonthlyResetDay,
+      setBudgetCustomStartDate,
+      setCategoryBudget,
+      setCategoryBudgetEnabled,
       setProfileName,
       setProfileAvatar,
     }
@@ -50,6 +104,11 @@ export const useSettingsStore = defineStore(
         'notificationCaptureEnabled',
         'aiAutoCategoryEnabled',
         'monthlyBudget',
+        'budgetResetCycle',
+        'budgetMonthlyResetDay',
+        'budgetCustomStartDate',
+        'categoryBudgets',
+        'categoryBudgetEnabled',
         'profileName',
         'profileAvatar',
       ],

src/views/AddEntryView.vue

@@ -2,6 +2,7 @@
 import { computed, reactive, ref, watch } from 'vue'
 import { useTransactionStore } from '../stores/transactions'
 import { useUiStore } from '../stores/ui'
+import EchoInput from '../components/EchoInput.vue'
 
 const transactionStore = useTransactionStore()
 const uiStore = useUiStore()
@@ -9,8 +10,11 @@ const uiStore = useUiStore()
 const editingId = computed(() => uiStore.editingTransactionId || '')
 const feedback = ref('')
 const saving = ref(false)
+const dragStartY = ref(0)
+const dragging = ref(false)
+const dragOffset = ref(0)
 
-const categories = ['Food', 'Transport', 'Health', 'Groceries', 'Income', 'Uncategorized']
+const categories = ['Food', 'Transport', 'Health', 'Groceries', 'Entertainment', 'Income', 'Uncategorized']
 
 const toDatetimeLocal = (value) => {
   const date = value ? new Date(value) : new Date()
@@ -109,15 +113,58 @@ const deleteEntry = async () => {
   closePanel()
 }
 
+const onDragStart = (event) => {
+  const touch = event.touches?.[0]
+  if (!touch) return
+  dragStartY.value = touch.clientY
+  dragging.value = true
+  dragOffset.value = 0
+}
+
+const onDragMove = (event) => {
+  if (!dragging.value) return
+  const touch = event.touches?.[0]
+  if (!touch) return
+  const delta = touch.clientY - dragStartY.value
+  dragOffset.value = delta > 0 ? delta : 0
+}
+
+const onDragEnd = () => {
+  if (!dragging.value) return
+  dragging.value = false
+  if (dragOffset.value > 80) {
+    closePanel()
+  } else {
+    dragOffset.value = 0
+  }
+}
+
+const sheetStyle = computed(() => {
+  if (!dragOffset.value) return {}
+  return {
+    transform: `translateY(${dragOffset.value}px)`,
+    transition: dragging.value ? 'none' : 'transform 0.2s ease-out',
+  }
+})
+
 transactionStore.ensureInitialized()
 </script>
 
 <template>
-  <div class="absolute inset-0 z-50 flex flex-col justify-end bg-stone-900/30 backdrop-blur-sm">
+  <div
+    class="absolute inset-0 z-50 flex flex-col justify-end bg-stone-900/30 backdrop-blur-sm"
+    @click.self="closePanel"
+  >
     <div
       class="bg-white w-full rounded-t-[32px] p-6 pb-10 shadow-2xl max-h-[80vh] overflow-y-auto hide-scrollbar"
+      :style="sheetStyle"
     >
-      <div class="w-12 h-1.5 bg-stone-200 rounded-full mx-auto mb-6" />
+      <div
+        class="w-12 h-1.5 bg-stone-200 rounded-full mx-auto mb-6"
+        @touchstart.passive="onDragStart"
+        @touchmove.prevent="onDragMove"
+        @touchend="onDragEnd"
+      />
 
       <div class="flex items-center justify-between mb-6">
         <div>
@@ -157,29 +204,25 @@ transactionStore.ensureInitialized()
       </div>
 
       <div class="space-y-4">
-        <label class="block">
+        <EchoInput
-          <span class="text-xs font-bold text-stone-400">金额</span>
+          v-model="form.amount"
-          <div class="mt-2 flex items-center gap-2 rounded-2xl border border-stone-200 px-4 py-3">
+          label="金额"
+          type="number"
+          inputmode="decimal"
+          step="0.01"
+          placeholder="0.00"
+          input-class="text-2xl font-bold"
+        >
+          <template #prefix>
             <span class="text-stone-400 text-sm">¥</span>
-            <input
+          </template>
-              v-model="form.amount"
+        </EchoInput>
-              type="number"
-              inputmode="decimal"
-              step="0.01"
-              placeholder="0.00"
-              class="flex-1 bg-transparent text-2xl font-bold text-stone-800 focus:outline-none"
-            />
-          </div>
-        </label>
 
-        <label class="block">
+        <EchoInput
-          <span class="text-xs font-bold text-stone-400">商户 / 来源</span>
+          v-model="form.merchant"
-          <input
+          label="商户 / 来源"
-            v-model="form.merchant"
+          placeholder="如 Starbucks / 滴滴出行"
-            class="mt-2 w-full rounded-2xl border border-stone-200 px-4 py-3 text-sm focus:outline-none focus:border-stone-400"
+        />
-            placeholder="如 Starbucks / 滴滴出行"
-          />
-        </label>
 
         <div>
           <span class="text-xs font-bold text-stone-400">分类</span>

src/views/HomeView.vue

@@ -12,7 +12,7 @@ const router = useRouter()
 const transactionStore = useTransactionStore()
 const settingsStore = useSettingsStore()
 const uiStore = useUiStore()
-const { totalIncome, totalExpense, todaysIncome, todaysExpense, latestTransactions } =
+const { totalIncome, totalExpense, todaysIncome, todaysExpense, latestTransactions, sortedTransactions } =
   storeToRefs(transactionStore)
 const { notifications, confirmNotification, dismissNotification, processingId, syncNotifications } =
   useTransactionEntry()
@@ -44,6 +44,7 @@ onBeforeUnmount(() => {
 })
 
 const monthlyBudget = computed(() => settingsStore.monthlyBudget || 0)
+const budgetResetCycle = computed(() => settingsStore.budgetResetCycle || 'monthly')
 
 const currentDayLabel = computed(
   () =>
@@ -54,8 +55,46 @@ const currentDayLabel = computed(
     }).format(new Date()),
 )
 
+const periodStart = computed(() => {
+  const cycle = budgetResetCycle.value
+  const now = new Date()
+  if (cycle === 'weekly') {
+    const day = now.getDay() || 7 // 周一=1，周日=7
+    const diff = day - 1
+    return new Date(now.getFullYear(), now.getMonth(), now.getDate() - diff)
+  }
+  if (cycle === 'monthly') {
+    const day = settingsStore.budgetMonthlyResetDay || 1
+    const safeDay = Math.min(Math.max(Number(day) || 1, 1), 28)
+    const candidate = new Date(now.getFullYear(), now.getMonth(), safeDay)
+    if (now >= candidate) {
+      return candidate
+    }
+    return new Date(now.getFullYear(), now.getMonth() - 1, safeDay)
+  }
+  if (cycle === 'custom') {
+    if (!settingsStore.budgetCustomStartDate) return null
+    return new Date(settingsStore.budgetCustomStartDate)
+  }
+  // none：不限制周期
+  return null
+})
+
+const periodExpense = computed(() => {
+  const cycle = budgetResetCycle.value
+  const start = periodStart.value
+  if (cycle === 'none' || !start) {
+    return totalExpense.value || 0
+  }
+  return (sortedTransactions.value || []).reduce((sum, tx) => {
+    if (tx.amount >= 0) return sum
+    const date = new Date(tx.date)
+    return date >= start ? sum + tx.amount : sum
+  }, 0)
+})
+
 const budgetUsage = computed(() => {
-  const expense = Math.abs(totalExpense.value || 0)
+  const expense = Math.abs(periodExpense.value || 0)
   const budget = monthlyBudget.value || 0
   if (!budget) return 0
   return Math.min(expense / budget, 1)
@@ -63,7 +102,7 @@ const budgetUsage = computed(() => {
 
 const balance = computed(() => (totalIncome.value || 0) + (totalExpense.value || 0))
 const remainingBudget = computed(() =>
-  Math.max((monthlyBudget.value || 0) - Math.abs(totalExpense.value || 0), 0),
+  Math.max((monthlyBudget.value || 0) - Math.abs(periodExpense.value || 0), 0),
 )
 
 const todayIncomeValue = computed(() => todaysIncome.value || 0)
@@ -91,18 +130,6 @@ const categoryMeta = {
 
 const getCategoryMeta = (category) => categoryMeta[category] || categoryMeta.default
 
-const handleEditBudget = () => {
-  const current = monthlyBudget.value || 0
-  const input = window.prompt('设置本月预算（元）', current ? String(current) : '')
-  if (input == null) return
-  const numeric = Number(input)
-  if (!Number.isFinite(numeric) || numeric < 0) {
-    window.alert('请输入合法的预算金额')
-    return
-  }
-  settingsStore.setMonthlyBudget(numeric)
-}
-
 const goSettings = () => {
   router.push({ name: 'settings' })
 }
@@ -185,16 +212,16 @@ const openTransactionDetail = (tx) => {
 
     <div class="bg-white rounded-2xl p-4 shadow-sm border border-stone-100">
       <div class="flex justify-between items-center mb-2">
-        <span class="text-xs font-bold text-stone-500">本月预算</span>
+        <span class="text-xs font-bold text-stone-500">本期预算</span>
         <div class="flex items-center gap-2">
           <span class="text-xs font-bold text-stone-800">
             {{ Math.round(budgetUsage * 100) }}%
           </span>
           <button
             class="text-[10px] text-stone-400 underline-offset-2 hover:text-stone-600"
-            @click="handleEditBudget"
+            @click="goSettings"
           >
-            调整
+            去设置
           </button>
         </div>
       </div>
@@ -205,9 +232,29 @@ const openTransactionDetail = (tx) => {
         />
       </div>
       <div class="flex justify-between mt-2 text-[10px] text-stone-400">
-        <span>已用 {{ formatCurrency(Math.abs(totalExpense)) }}</span>
+        <span>已用 {{ formatCurrency(Math.abs(periodExpense)) }}</span>
         <span>剩余 {{ formatCurrency(remainingBudget) }}</span>
       </div>
+      <div class="flex justify-between mt-1 text-[10px] text-stone-400">
+        <span>
+          周期：
+          {{
+            budgetResetCycle === 'weekly'
+              ? '每周重置'
+              : budgetResetCycle === 'none'
+                ? '不重置'
+                : budgetResetCycle === 'custom'
+                  ? '自定义'
+                  : '每月重置'
+          }}
+        </span>
+        <button
+          class="text-[10px] text-stone-400 underline-offset-2 hover:text-stone-600"
+          @click="goSettings"
+        >
+          去设置
+        </button>
+      </div>
     </div>
 
     <div class="grid grid-cols-2 gap-3">

src/views/ListView.vue

@@ -15,6 +15,7 @@ const categoryChips = [
   { label: '通勤', value: 'Transport', icon: 'ph-taxi' },
   { label: '健康', value: 'Health', icon: 'ph-heartbeat' },
   { label: '买菜', value: 'Groceries', icon: 'ph-basket' },
+  { label: '娱乐', value: 'Entertainment', icon: 'ph-game-controller' },
   { label: '收入', value: 'Income', icon: 'ph-wallet' },
   { label: '其他', value: 'Uncategorized', icon: 'ph-dots-three-outline' },
 ]

src/views/SettingsView.vue

@@ -2,6 +2,7 @@
 import { computed, onMounted, ref } from 'vue'
 import NotificationBridge, { isNativeNotificationBridgeAvailable } from '../lib/notificationBridge'
 import { useSettingsStore } from '../stores/settings'
+import EchoInput from '../components/EchoInput.vue'
 
 // 从 Vite 注入的版本号（来源于 package.json），用于在设置页展示
 // eslint-disable-next-line no-undef
@@ -9,6 +10,7 @@ const appVersion = typeof __APP_VERSION__ !== 'undefined' ? __APP_VERSION__ : '0
 
 const settingsStore = useSettingsStore()
 const fileInputRef = ref(null)
+const editingProfileName = ref(false)
 
 const notificationCaptureEnabled = computed({
   get: () => settingsStore.notificationCaptureEnabled,
@@ -56,13 +58,49 @@ const toggleAiAutoCategory = () => {
   aiAutoCategoryEnabled.value = !aiAutoCategoryEnabled.value
 }
 
-const handleEditProfileName = () => {
+const profileNameModel = computed({
-  const current = settingsStore.profileName || 'Echo 用户'
+  get: () => settingsStore.profileName,
-  const input = window.prompt('修改昵称', current)
+  set: (value) => settingsStore.setProfileName(value),
-  if (input == null) return
+})
-  settingsStore.setProfileName(input)
-}
 
+const budgetAmount = computed({
+  get: () => (settingsStore.monthlyBudget || 0).toString(),
+  set: (value) => settingsStore.setMonthlyBudget(value),
+})
+
+const budgetCycle = computed({
+  get: () => settingsStore.budgetResetCycle,
+  set: (value) => settingsStore.setBudgetResetCycle(value),
+})
+
+const categoryBudgets = computed(() => settingsStore.categoryBudgets || {})
+const categoryBudgetEnabled = computed({
+  get: () => settingsStore.categoryBudgetEnabled,
+  set: (value) => settingsStore.setCategoryBudgetEnabled(value),
+})
+
+const monthlyResetDayModel = computed({
+  get: () => (settingsStore.budgetMonthlyResetDay || 1).toString(),
+  set: (value) => settingsStore.setBudgetMonthlyResetDay(value),
+})
+
+const customStartDateModel = computed({
+  get: () => settingsStore.budgetCustomStartDate || '',
+  set: (value) => settingsStore.setBudgetCustomStartDate(value),
+})
+
+const hasAnyCategoryBudget = computed(() =>
+  Object.values(categoryBudgets.value || {}).some((v) => (v || 0) > 0),
+)
+
+const budgetCategories = [
+  { value: 'Food', label: '餐饮' },
+  { value: 'Transport', label: '通勤' },
+  { value: 'Health', label: '健康' },
+  { value: 'Groceries', label: '买菜' },
+  { value: 'Entertainment', label: '娱乐' },
+  { value: 'Uncategorized', label: '其他' },
+]
 const handleAvatarClick = () => {
   if (fileInputRef.value) {
     fileInputRef.value.click()
@@ -137,21 +175,152 @@ onMounted(() => {
         />
       </div>
       <div class="flex-1">
-        <div class="flex items-center gap-2">
+        <div class="flex items-center gap-2 mb-1">
-          <h3 class="font-bold text-lg text-stone-800">
+          <template v-if="editingProfileName">
+            <input
+              v-model="profileNameModel"
+              class="bg-stone-50 rounded-full px-3 py-1 text-sm font-bold text-stone-800 border border-stone-200 focus:outline-none focus:border-stone-400"
+              placeholder="输入要显示的昵称"
+            />
+          </template>
+          <h3
+            v-else
+            class="font-bold text-lg text-stone-800"
+          >
             {{ settingsStore.profileName }}
           </h3>
           <button
-            class="text-[11px] text-stone-400 underline-offset-2 hover:text-stone-600"
+            class="w-6 h-6 rounded-full bg-stone-50 flex items-center justify-center text-[10px] text-stone-500 border border-stone-100"
-            @click="handleEditProfileName"
+            @click="editingProfileName = !editingProfileName"
           >
-            编辑
+            <i class="ph-bold ph-pencil-simple" />
           </button>
         </div>
-        <p class="text-xs text-stone-400">本地优先 · 数据只存这台设备</p>
+        <p class="text-xs text-stone-400 mb-2">数据只存放在本地</p>
       </div>
     </div>
 
+    <!-- 预算管理 -->
+    <section>
+      <h3 class="text-xs font-bold text-stone-400 uppercase tracking-widest mb-3 ml-2">
+        预算管理
+      </h3>
+      <div class="bg-white rounded-3xl p-4 shadow-sm border border-stone-100 space-y-4">
+        <EchoInput
+          v-model="budgetAmount"
+          label="全部预算金额（元）"
+          type="number"
+          inputmode="decimal"
+          placeholder="例如 8000"
+        />
+        <div class="flex items-center justify-between">
+          <span class="text-[11px] text-stone-400 font-bold">重置周期</span>
+          <div class="flex gap-2">
+            <button
+              class="px-3 py-1.5 rounded-full text-[11px] font-bold border transition"
+              :class="
+                budgetCycle === 'monthly'
+                  ? 'bg-gradient-warm text-white border-transparent shadow-sm'
+                  : 'bg-stone-50 text-stone-500 border-stone-200'
+              "
+              @click="budgetCycle = 'monthly'"
+            >
+              每月
+            </button>
+            <button
+              class="px-3 py-1.5 rounded-full text-[11px] font-bold border transition"
+              :class="
+                budgetCycle === 'weekly'
+                  ? 'bg-gradient-warm text-white border-transparent shadow-sm'
+                  : 'bg-stone-50 text-stone-500 border-stone-200'
+              "
+              @click="budgetCycle = 'weekly'"
+            >
+              每周
+            </button>
+            <button
+              class="px-3 py-1.5 rounded-full text-[11px] font-bold border transition"
+              :class="
+                budgetCycle === 'none'
+                  ? 'bg-gradient-warm text-white border-transparent shadow-sm'
+                  : 'bg-stone-50 text-stone-500 border-stone-200'
+              "
+              @click="budgetCycle = 'none'"
+            >
+              不重置
+            </button>
+            <button
+              class="px-3 py-1.5 rounded-full text-[11px] font-bold border transition"
+              :class="
+                budgetCycle === 'custom'
+                  ? 'bg-gradient-warm text-white border-transparent shadow-sm'
+                  : 'bg-stone-50 text-stone-500 border-stone-200'
+              "
+              @click="budgetCycle = 'custom'"
+            >
+              自定义
+            </button>
+          </div>
+        </div>
+
+        <div v-if="budgetCycle === 'monthly'" class="mt-3">
+          <EchoInput
+            v-model="monthlyResetDayModel"
+            label="每月第几天重置（1-28）"
+            type="number"
+            inputmode="numeric"
+            placeholder="例如 1 表示每月 1 号"
+          />
+        </div>
+
+        <div v-else-if="budgetCycle === 'custom'" class="mt-3">
+          <EchoInput
+            v-model="customStartDateModel"
+            label="自定义起始日"
+            type="date"
+            hint="从该日期开始作为预算统计区间的起点"
+          />
+        </div>
+
+        <div class="pt-2 space-y-2">
+          <div class="flex items-center justify-between">
+            <p class="text-[11px] text-stone-400 font-bold">分类预算（可选）</p>
+            <button
+              class="w-10 h-5 rounded-full px-0.5 flex items-center transition-all duration-200"
+              :class="
+                categoryBudgetEnabled
+                  ? 'bg-orange-400 justify-end'
+                  : 'bg-stone-200 justify-start'
+              "
+              @click="categoryBudgetEnabled = !categoryBudgetEnabled"
+            >
+              <div class="w-4 h-4 bg-white rounded-full shadow-sm" />
+            </button>
+          </div>
+
+          <div
+            v-if="categoryBudgetEnabled || hasAnyCategoryBudget"
+            class="space-y-3"
+          >
+            <div
+              v-for="cat in budgetCategories"
+              :key="cat.value"
+              class="border border-stone-100 rounded-2xl px-3 py-2 bg-stone-50/40"
+            >
+              <EchoInput
+                :model-value="(categoryBudgets[cat.value] || 0) ? String(categoryBudgets[cat.value]) : ''"
+                :label="`${cat.label}预算（元）`"
+                type="number"
+                inputmode="decimal"
+                placeholder="留空则不启用该分类预算"
+                @update:modelValue="(val) => settingsStore.setCategoryBudget(cat.value, val)"
+              />
+            </div>
+          </div>
+        </div>
+      </div>
+    </section>
+
     <!-- 自动化 & AI -->
     <section>
       <h3 class="text-xs font-bold text-stone-400 uppercase tracking-widest mb-3 ml-2">
@@ -285,7 +454,7 @@ onMounted(() => {
     </section>
 
     <div class="text-center pt-4">
-      <p class="text-xs text-stone-300">Echo · Local-first · v{{ appVersion }}</p>
+      <p class="text-xs text-stone-300">Echo · v{{ appVersion }}</p>
     </div>
   </div>
 </template>