diff --git a/src/App.vue b/src/App.vue
index f03cc83..08b305b 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -14,25 +14,46 @@ const currentRoute = computed(() => {
 <template>
   <v-app>
     <v-app-bar color="primary" dark>
-      <v-app-bar-title>PolyMarket</v-app-bar-title>
+      <v-btn
+        v-if="currentRoute !== '/'"
+        icon
+        variant="text"
+        class="back-btn"
+        aria-label="返回"
+        @click="$router.back()"
+      >
+        <v-icon>mdi-arrow-left</v-icon>
+      </v-btn>
+      <v-app-bar-title v-if="currentRoute === '/'">PolyMarket</v-app-bar-title>
       <v-spacer></v-spacer>
       <v-btn v-if="!userStore.isLoggedIn" text to="/login" :class="{ active: currentRoute === '/login' }">
         Login
       </v-btn>
-      <v-menu v-else location="bottom" :close-on-content-click="false">
-        <template #activator="{ props }">
-          <v-btn v-bind="props" icon variant="text" class="avatar-btn">
-            <v-avatar size="36" color="primary">
-              <v-img v-if="userStore.avatarUrl" :src="userStore.avatarUrl" cover alt="avatar" />
-              <v-icon v-else>mdi-account</v-icon>
-            </v-avatar>
-          </v-btn>
-        </template>
+      <template v-else>
+        <v-btn
+          class="balance-btn"
+          variant="text"
+          min-width="auto"
+          padding="4 12"
+          @click="$router.push('/wallet')"
+        >
+          <span class="balance-text">${{ userStore.balance }}</span>
+        </v-btn>
+        <v-menu location="bottom" :close-on-content-click="false">
+          <template #activator="{ props }">
+            <v-btn v-bind="props" icon variant="text" class="avatar-btn">
+              <v-avatar size="36" color="primary">
+                <v-img v-if="userStore.avatarUrl" :src="userStore.avatarUrl" cover alt="avatar" />
+                <v-icon v-else>mdi-account</v-icon>
+              </v-avatar>
+            </v-btn>
+          </template>
         <v-list density="compact">
           <v-list-item :title="userStore.user?.nickName || userStore.user?.userName || 'User'" disabled />
           <v-list-item title="退出登录" @click="userStore.logout()" />
         </v-list>
       </v-menu>
+      </template>
     </v-app-bar>
     <v-main>
       <router-view />
@@ -46,4 +67,18 @@ const currentRoute = computed(() => {
   font-weight: bold;
   text-decoration: underline;
 }
+
+.balance-btn {
+  color: rgba(255, 255, 255, 0.9);
+  text-transform: none;
+}
+
+.balance-text {
+  font-weight: 500;
+  font-size: 0.95rem;
+}
+
+.back-btn {
+  color: rgba(255, 255, 255, 0.9);
+}
 </style>
diff --git a/src/router/index.ts b/src/router/index.ts
index 9635a68..7516959 100644
--- a/src/router/index.ts
+++ b/src/router/index.ts
@@ -3,6 +3,7 @@ import Home from '../views/Home.vue'
 import Trade from '../views/Trade.vue'
 import Login from '../views/Login.vue'
 import TradeDetail from '../views/TradeDetail.vue'
+import Wallet from '../views/Wallet.vue'
 
 const router = createRouter({
   history: createWebHistory(import.meta.env.BASE_URL),
@@ -26,6 +27,11 @@ const router = createRouter({
       path: '/trade-detail/:id',
       name: 'trade-detail',
       component: TradeDetail
+    },
+    {
+      path: '/wallet',
+      name: 'wallet',
+      component: Wallet
     }
   ],
 })
diff --git a/src/stores/user.ts b/src/stores/user.ts
index 5bf9ac7..7e3aa3e 100644
--- a/src/stores/user.ts
+++ b/src/stores/user.ts
@@ -43,6 +43,8 @@ export const useUserStore = defineStore('user', () => {
 
   const isLoggedIn = computed(() => !!token.value && !!user.value)
   const avatarUrl = computed(() => user.value?.headerImg ?? '')
+  /** 钱包余额显示，如 "0.00"，可从接口更新 */
+  const balance = ref<string>('0.00')
 
   function setUser(loginData: { token?: string; user?: UserInfo }) {
     const t = loginData.token ?? ''
@@ -59,5 +61,5 @@ export const useUserStore = defineStore('user', () => {
     clearStorage()
   }
 
-  return { token, user, isLoggedIn, avatarUrl, setUser, logout }
+  return { token, user, isLoggedIn, avatarUrl, balance, setUser, logout }
 })
diff --git a/src/views/Wallet.vue b/src/views/Wallet.vue
new file mode 100644
index 0000000..972bdf4
--- /dev/null
+++ b/src/views/Wallet.vue
@@ -0,0 +1,331 @@
+<template>
+  <v-container class="wallet-container">
+    <!-- 顶部：Portfolio + Profit/Loss 卡片 -->
+    <v-row class="wallet-cards">
+      <v-col cols="12" md="6">
+        <v-card class="wallet-card portfolio-card" elevation="0" rounded="lg">
+          <div class="card-header">
+            <span class="card-title">
+              Portfolio
+              <v-icon size="16" class="title-icon">mdi-eye-off-outline</v-icon>
+            </span>
+            <div class="balance-badge">
+              <v-icon size="14">mdi-sack</v-icon>
+              <span>${{ portfolioBalance }}</span>
+            </div>
+          </div>
+          <div class="card-value">${{ portfolioBalance }}</div>
+          <div class="card-timeframe">Today</div>
+          <div class="card-actions">
+            <v-btn color="primary" variant="flat" class="action-btn" prepend-icon="mdi-arrow-down">
+              Deposit
+            </v-btn>
+            <v-btn variant="outlined" color="grey" class="action-btn" prepend-icon="mdi-arrow-up">
+              Withdraw
+            </v-btn>
+          </div>
+        </v-card>
+      </v-col>
+      <v-col cols="12" md="6">
+        <v-card class="wallet-card pl-card" elevation="0" rounded="lg">
+          <div class="card-header">
+            <span class="card-title">
+              <v-icon size="16" color="success">mdi-triangle-small-up</v-icon>
+              Profit/Loss
+            </span>
+            <div class="pl-tabs">
+              <v-btn
+                v-for="t in plTimeRanges"
+                :key="t"
+                :variant="plRange === t ? 'flat' : 'text'"
+                :color="plRange === t ? 'primary' : undefined"
+                size="small"
+                class="pl-tab"
+                @click="plRange = t"
+              >
+                {{ t }}
+              </v-btn>
+            </div>
+          </div>
+          <div class="card-value-row">
+            <span class="card-value">${{ profitLoss }}</span>
+            <v-icon size="18" class="info-icon">mdi-information-outline</v-icon>
+          </div>
+          <div class="card-timeframe">All-Time</div>
+          <div class="polymarket-logo">
+            <span class="logo-p">P</span>
+          </div>
+          <div class="pl-bar">
+            <div class="pl-bar-fill" />
+          </div>
+        </v-card>
+      </v-col>
+    </v-row>
+
+    <!-- 下方：Positions / Open orders / History -->
+    <div class="wallet-section">
+      <v-tabs v-model="activeTab" class="wallet-tabs" density="comfortable">
+        <v-tab value="positions">Positions</v-tab>
+        <v-tab value="orders">Open orders</v-tab>
+        <v-tab value="history">History</v-tab>
+      </v-tabs>
+      <div class="toolbar">
+        <v-text-field
+          v-model="search"
+          placeholder="Search"
+          density="compact"
+          hide-details
+          variant="outlined"
+          rounded
+          class="search-field"
+          prepend-inner-icon="mdi-magnify"
+        />
+        <v-btn variant="outlined" size="small" class="filter-btn">
+          <v-icon size="18">mdi-filter</v-icon>
+          Current value
+        </v-btn>
+      </div>
+      <v-card class="table-card" elevation="0" rounded="lg">
+        <v-table class="positions-table">
+          <thead>
+            <tr>
+              <th class="text-left">MARKET</th>
+              <th class="text-left">
+                AVG → NOW
+                <v-icon size="14" class="th-icon">mdi-information-outline</v-icon>
+              </th>
+              <th class="text-left">BET</th>
+              <th class="text-left">TO WIN</th>
+              <th class="text-left">
+                VALUE
+                <v-icon size="14" class="th-icon">mdi-chevron-down</v-icon>
+              </th>
+            </tr>
+          </thead>
+          <tbody>
+            <tr v-if="positions.length === 0">
+              <td colspan="5" class="empty-cell">
+                No positions found.
+              </td>
+            </tr>
+            <tr v-for="pos in positions" :key="pos.id">
+              <td>{{ pos.market }}</td>
+              <td>{{ pos.avgNow }}</td>
+              <td>{{ pos.bet }}</td>
+              <td>{{ pos.toWin }}</td>
+              <td>{{ pos.value }}</td>
+            </tr>
+          </tbody>
+        </v-table>
+      </v-card>
+    </div>
+  </v-container>
+</template>
+
+<script setup lang="ts">
+import { ref, computed } from 'vue'
+import { useUserStore } from '../stores/user'
+
+const userStore = useUserStore()
+const portfolioBalance = computed(() => userStore.balance)
+const profitLoss = ref('0.00')
+const plRange = ref('ALL')
+const plTimeRanges = ['1D', '1W', '1M', 'ALL']
+const activeTab = ref('positions')
+const search = ref('')
+const positions = ref<{ id: string; market: string; avgNow: string; bet: string; toWin: string; value: string }[]>([])
+</script>
+
+<style scoped>
+.wallet-container {
+  max-width: 1200px;
+  margin: 0 auto;
+  padding: 24px 16px;
+}
+
+.wallet-cards {
+  margin-bottom: 32px;
+}
+
+.wallet-card {
+  padding: 20px;
+  border: 1px solid #e5e7eb;
+  height: 100%;
+}
+
+.card-header {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  margin-bottom: 12px;
+}
+
+.card-title {
+  font-size: 14px;
+  font-weight: 500;
+  color: #374151;
+  display: inline-flex;
+  align-items: center;
+  gap: 4px;
+}
+
+.title-icon {
+  color: #9ca3af;
+}
+
+.balance-badge {
+  display: inline-flex;
+  align-items: center;
+  gap: 4px;
+  font-size: 12px;
+  color: #059669;
+  background-color: #d1fae5;
+  padding: 4px 8px;
+  border-radius: 6px;
+}
+
+.card-value {
+  font-size: 28px;
+  font-weight: 600;
+  color: #111827;
+  margin-bottom: 4px;
+}
+
+.card-value-row {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  margin-bottom: 4px;
+}
+
+.card-value-row .card-value {
+  margin-bottom: 0;
+}
+
+.info-icon {
+  color: #9ca3af;
+}
+
+.card-timeframe {
+  font-size: 12px;
+  color: #6b7280;
+  margin-bottom: 16px;
+}
+
+.card-actions {
+  display: flex;
+  gap: 12px;
+  flex-wrap: wrap;
+}
+
+.action-btn {
+  text-transform: none;
+}
+
+.pl-tabs {
+  display: flex;
+  gap: 4px;
+}
+
+.pl-tab {
+  min-width: 40px;
+  text-transform: none;
+  font-size: 12px;
+}
+
+.polymarket-logo {
+  margin-bottom: 12px;
+}
+
+.logo-p {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  width: 28px;
+  height: 28px;
+  background: linear-gradient(135deg, #1a73e8 0%, #34a853 100%);
+  color: white;
+  font-weight: 700;
+  font-size: 14px;
+  border-radius: 6px;
+}
+
+.pl-bar {
+  height: 6px;
+  background: #e5e7eb;
+  border-radius: 3px;
+  overflow: hidden;
+}
+
+.pl-bar-fill {
+  height: 100%;
+  width: 40%;
+  background: linear-gradient(90deg, #93c5fd 0%, #bfdbfe 100%);
+  border-radius: 3px;
+}
+
+.wallet-section {
+  margin-top: 8px;
+}
+
+.wallet-tabs {
+  margin-bottom: 16px;
+}
+
+.toolbar {
+  display: flex;
+  gap: 12px;
+  align-items: center;
+  margin-bottom: 16px;
+  flex-wrap: wrap;
+}
+
+.search-field {
+  max-width: 280px;
+}
+
+.search-field :deep(.v-field) {
+  font-size: 14px;
+}
+
+.filter-btn {
+  text-transform: none;
+  font-size: 13px;
+}
+
+.table-card {
+  border: 1px solid #e5e7eb;
+  overflow: hidden;
+}
+
+.positions-table {
+  font-size: 14px;
+}
+
+.positions-table th {
+  font-size: 11px;
+  font-weight: 600;
+  color: #6b7280;
+  text-transform: uppercase;
+  letter-spacing: 0.02em;
+  padding: 12px 16px;
+}
+
+.th-icon {
+  vertical-align: middle;
+  margin-left: 2px;
+  color: #9ca3af;
+}
+
+.positions-table td {
+  padding: 12px 16px;
+  color: #374151;
+}
+
+.empty-cell {
+  text-align: center;
+  color: #6b7280;
+  padding: 48px 16px !important;
+  font-size: 14px;
+}
+</style>