diff --git a/mini-program/src/pages/login/index.vue b/mini-program/src/pages/login/index.vue
index 302d728..7827fef 100644
--- a/mini-program/src/pages/login/index.vue
+++ b/mini-program/src/pages/login/index.vue
@@ -20,6 +20,22 @@
           <text class="subtitle">开启你的数字生命档案</text>
         </view>
 
+        <view
+          class="btn-primary wechat-login-btn"
+          :class="{ disabled: loading }"
+          @click="handleWechatLogin"
+        >
+          <text class="wechat-mark">微</text>
+          <text v-if="loading && activeMethod === 'wechat'">微信登录中...</text>
+          <text v-else>微信一键登录</text>
+        </view>
+
+        <view class="login-divider">
+          <view></view>
+          <text>或使用手机号登录</text>
+          <view></view>
+        </view>
+
         <view class="form">
           <view class="input-group">
             <text class="input-label">手机号码</text>
@@ -94,6 +110,7 @@ onMounted(() => {
 const phone = ref('')
 const code = ref('')
 const loading = ref(false)
+const activeMethod = ref('')
 const countdown = ref(60)
 const isCountingDown = ref(false)
 
@@ -132,20 +149,60 @@ const startCountdown = () => {
   }, 1000)
 }
 
+const routeAfterLogin = () => {
+  uni.redirectTo({ url: '/pages/main/index?tab=script' })
+}
+
+const getWechatLoginCode = () => {
+  return new Promise((resolve, reject) => {
+    uni.login({
+      provider: 'weixin',
+      success: (res) => {
+        if (res.code) {
+          resolve(res.code)
+        } else {
+          reject(new Error('未获取到微信登录凭证'))
+        }
+      },
+      fail: reject
+    })
+  })
+}
+
+const handleWechatLogin = async () => {
+  if (loading.value) return
+
+  loading.value = true
+  activeMethod.value = 'wechat'
+
+  try {
+    const loginCode = await getWechatLoginCode()
+    const result = await store.loginWithWechat({ code: loginCode })
+
+    if (result.success) {
+      routeAfterLogin()
+    } else {
+      uni.showToast({ title: result.error || '微信登录失败', icon: 'none' })
+    }
+  } catch (error) {
+    uni.showToast({ title: error.message || '微信登录失败', icon: 'none' })
+  } finally {
+    loading.value = false
+    activeMethod.value = ''
+  }
+}
+
 const handleLogin = async () => {
   if (!canSubmit.value || loading.value) return
 
   loading.value = true
+  activeMethod.value = 'phone'
 
   try {
     const result = await store.login(phone.value, code.value)
 
     if (result.success) {
-      if (result.hasProfile) {
-        uni.redirectTo({ url: '/pages/main/index?tab=script' })
-      } else {
-        uni.redirectTo({ url: '/pages/onboarding/index' })
-      }
+      routeAfterLogin()
     } else {
       uni.showToast({ title: result.error || '登录失败', icon: 'none' })
     }
@@ -153,6 +210,7 @@ const handleLogin = async () => {
     uni.showToast({ title: '登录失败', icon: 'none' })
   } finally {
     loading.value = false
+    activeMethod.value = ''
   }
 }
 </script>
@@ -299,6 +357,48 @@ const handleLogin = async () => {
   margin-bottom: 36rpx;
 }
 
+.wechat-login-btn {
+  gap: 16rpx;
+  margin-bottom: 26rpx;
+  background: linear-gradient(135deg, #35c76f 0%, #159552 100%);
+  box-shadow:
+    0 14rpx 36rpx rgba(21, 149, 82, 0.26),
+    inset 0 1rpx 0 rgba(255, 255, 255, 0.22);
+}
+
+.wechat-mark {
+  width: 42rpx;
+  height: 42rpx;
+  border-radius: 50%;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  color: #159552;
+  font-size: 24rpx;
+  line-height: 42rpx;
+  font-weight: 900;
+  background: rgba(255, 255, 255, 0.94);
+}
+
+.login-divider {
+  display: flex;
+  align-items: center;
+  gap: 18rpx;
+  margin-bottom: 30rpx;
+}
+
+.login-divider view {
+  flex: 1;
+  height: 1rpx;
+  background: rgba(224, 205, 255, 0.16);
+}
+
+.login-divider text {
+  color: rgba(225, 209, 255, 0.48);
+  font-size: 22rpx;
+  line-height: 1;
+}
+
 .input-group {
   margin-bottom: 24rpx;
 }