diff --git a/Repository/TransactionRecordRepository.cs b/Repository/TransactionRecordRepository.cs
index 6a4ba64..a6a12c8 100644
--- a/Repository/TransactionRecordRepository.cs
+++ b/Repository/TransactionRecordRepository.cs
@@ -19,9 +19,9 @@ public interface ITransactionRecordRepository : IBaseRepository<TransactionRecor
     /// <param name="month">筛选月份</param>
     /// <returns>交易记录列表、最后发生时间和最后ID</returns>
     Task<(List<TransactionRecord> list, DateTime? lastOccurredAt, long lastId)> GetPagedListAsync(
-        DateTime? lastOccurredAt, 
-        long? lastId, 
-        int pageSize = 20, 
+        DateTime? lastOccurredAt,
+        long? lastId,
+        int pageSize = 20,
         string? searchKeyword = null,
         string? classify = null,
         TransactionType? type = null,
@@ -130,7 +130,7 @@ public interface ITransactionRecordRepository : IBaseRepository<TransactionRecor
     /// <param name="keyword">关键词</param>
     /// <returns>匹配的交易记录列表</returns>
     Task<List<TransactionRecord>> QueryByWhereAsync(string sql);
-    
+
     /// <summary>
     /// 执行完整的SQL查询
     /// </summary>
@@ -163,9 +163,9 @@ public class TransactionRecordRepository(IFreeSql freeSql) : BaseRepository<Tran
     }
 
     public async Task<(List<TransactionRecord> list, DateTime? lastOccurredAt, long lastId)> GetPagedListAsync(
-        DateTime? lastOccurredAt, 
-        long? lastId, 
-        int pageSize = 20, 
+        DateTime? lastOccurredAt,
+        long? lastId,
+        int pageSize = 20,
         string? searchKeyword = null,
         string? classify = null,
         TransactionType? type = null,
@@ -175,25 +175,24 @@ public class TransactionRecordRepository(IFreeSql freeSql) : BaseRepository<Tran
         var query = FreeSql.Select<TransactionRecord>();
 
         // 如果提供了搜索关键词，则添加搜索条件
-        if (!string.IsNullOrWhiteSpace(searchKeyword))
-        {
-            query = query.Where(t => t.Reason.Contains(searchKeyword) ||
-                                     t.Classify.Contains(searchKeyword) ||
-                                     t.Card.Contains(searchKeyword) ||
-                                     t.ImportFrom.Contains(searchKeyword));
-        }
+        query = query.WhereIf(!string.IsNullOrWhiteSpace(searchKeyword),
+                                t => t.Reason.Contains(searchKeyword!) ||
+                                    t.Classify.Contains(searchKeyword!) ||
+                                    t.Card.Contains(searchKeyword!) ||
+                                    t.ImportFrom.Contains(searchKeyword!));
 
         // 按分类筛选
         if (!string.IsNullOrWhiteSpace(classify))
         {
+            if (classify == "未分类")
+            {
+                classify = string.Empty;
+            }
             query = query.Where(t => t.Classify == classify);
         }
 
         // 按交易类型筛选
-        if (type.HasValue)
-        {
-            query = query.Where(t => t.Type == type.Value);
-        }
+        query = query.WhereIf(type.HasValue, t => t.Type == type!.Value);
 
         // 按年月筛选
         if (year.HasValue && month.HasValue)
@@ -370,7 +369,7 @@ public class TransactionRecordRepository(IFreeSql freeSql) : BaseRepository<Tran
     {
         var dt = await FreeSql.Ado.ExecuteDataTableAsync(completeSql);
         var result = new List<dynamic>();
-        
+
         foreach (System.Data.DataRow row in dt.Rows)
         {
             var expando = new System.Dynamic.ExpandoObject() as IDictionary<string, object>;
@@ -380,7 +379,7 @@ public class TransactionRecordRepository(IFreeSql freeSql) : BaseRepository<Tran
             }
             result.Add(expando);
         }
-        
+
         return result;
     }
     public async Task<MonthlyStatistics> GetMonthlyStatisticsAsync(int year, int month)
@@ -401,7 +400,7 @@ public class TransactionRecordRepository(IFreeSql freeSql) : BaseRepository<Tran
         foreach (var record in records)
         {
             var amount = Math.Abs(record.Amount);
-            
+
             if (record.Type == TransactionType.Expense)
             {
                 statistics.TotalExpense += amount;
diff --git a/Service/ImportService.cs b/Service/ImportService.cs
index 47ac87f..d3465a9 100644
--- a/Service/ImportService.cs
+++ b/Service/ImportService.cs
@@ -341,7 +341,7 @@ public class ImportService(
             }
 
             // 使用正则表达式提取退款金额
-            var regex = new System.Text.RegularExpressions.Regex(@"￥(-?\d+(\.\d+)?)");
+            var regex = new Regex(@"￥(-?\d+(\.\d+)?)");
             var match = regex.Match(status);
             if (match.Success && decimal.TryParse(match.Groups[1].Value, out var refundAmount))
             {
diff --git a/Web/src/App.vue b/Web/src/App.vue
index 160988d..8dbcf0e 100644
--- a/Web/src/App.vue
+++ b/Web/src/App.vue
@@ -3,19 +3,19 @@
     <div class="app-root">
       <RouterView />
       <van-tabbar v-model="active" v-show="showTabbar">
-        <van-tabbar-item icon="notes" to="/calendar">
+        <van-tabbar-item name="ccalendar" icon="notes" to="/calendar">
           日历
         </van-tabbar-item>
-        <van-tabbar-item icon="chart-trending-o" to="/statistics">
+        <van-tabbar-item name="statistics" icon="chart-trending-o" to="/statistics">
           统计
         </van-tabbar-item>
-        <van-tabbar-item icon="balance-list" to="/" @click="handleTabClick('/')">
+        <van-tabbar-item name="balance" icon="balance-list" to="/" @click="handleTabClick('/')">
           账单
         </van-tabbar-item>
-        <van-tabbar-item icon="records" to="/email" @click="handleTabClick('/email')">
+        <van-tabbar-item name="email" icon="records" to="/email" @click="handleTabClick('/email')">
           邮件
         </van-tabbar-item>
-        <van-tabbar-item icon="setting" to="/setting">
+        <van-tabbar-item name="setting" icon="setting" to="/setting">
           设置
         </van-tabbar-item>
       </van-tabbar>
@@ -25,7 +25,7 @@
 
 <script setup>
 import { RouterView, useRoute } from 'vue-router'
-import { ref, onMounted, onUnmounted, computed } from 'vue'
+import { ref, onMounted, onUnmounted, computed, watch } from 'vue'
 import '@/styles/common.css'
 
 const updateVh = () => {
@@ -61,7 +61,7 @@ const showTabbar = computed(() => {
     route.path === '/statistics'
 })
 
-const active = ref(0)
+const active = ref('')
 const theme = ref('light')
 
 // 检测系统深色模式
@@ -76,8 +76,32 @@ onMounted(() => {
   updateTheme()
   mediaQuery = window.matchMedia('(prefers-color-scheme: dark)')
   mediaQuery.addEventListener('change', updateTheme)
+  setActive(route.path)
 })
 
+// 监听路由变化调整
+watch(() => route.path, (newPath) => {
+  setActive(newPath)
+})
+
+const setActive = (path) => {
+  active.value = (() => {
+    switch (path) {
+      case '/calendar':
+        return 'ccalendar'
+      case '/statistics':
+        return 'statistics'
+      case '/email':
+        return 'email'
+      case '/setting':
+        return 'setting'
+      default:
+        return 'balance'
+    }
+  })()
+  console.log(active.value, path)
+}
+
 onUnmounted(() => {
   if (mediaQuery) {
     mediaQuery.removeEventListener('change', updateTheme)
diff --git a/Web/src/styles/common.css b/Web/src/styles/common.css
index f28e8a4..4b346fb 100644
--- a/Web/src/styles/common.css
+++ b/Web/src/styles/common.css
@@ -152,3 +152,12 @@
   word-break: break-all;
   white-space: normal;
 }
+
+/* 账单列表滚动容器 */
+.bills-scroll-container {
+  flex: 1;
+  overflow-y: auto;
+  overflow-x: hidden;
+  -webkit-overflow-scrolling: touch;
+}
+
diff --git a/Web/src/views/CalendarView.vue b/Web/src/views/CalendarView.vue
index cd59e04..3603b21 100644
--- a/Web/src/views/CalendarView.vue
+++ b/Web/src/views/CalendarView.vue
@@ -25,6 +25,7 @@
           <p v-if="dateTransactions.length">共 {{ dateTransactions.length }} 笔交易</p>
         </div>
 
+      <div class="bills-scroll-container">
         <TransactionList
           :transactions="dateTransactions"
           :loading="listLoading"
@@ -33,6 +34,7 @@
           @click="viewDetail"
         />
       </div>
+      </div>
     </van-popup>
 
     <!-- 交易详情组件 -->
diff --git a/Web/src/views/EmailRecord.vue b/Web/src/views/EmailRecord.vue
index ac4bfad..0e5031b 100644
--- a/Web/src/views/EmailRecord.vue
+++ b/Web/src/views/EmailRecord.vue
@@ -141,13 +141,15 @@
         <div class="list-header">
           <h3 style="margin: 16px;">关联账单列表</h3>
         </div>
-        <TransactionList
-          :transactions="transactionList"
-          :loading="false"
-          :finished="true"
-          :show-delete="false"
-          @click="handleTransactionClick"
-        />
+        <div class="bills-scroll-container">
+          <TransactionList
+            :transactions="transactionList"
+            :loading="false"
+            :finished="true"
+            :show-delete="false"
+            @click="handleTransactionClick"
+          />
+        </div>
       </div>
     </van-popup>
 
@@ -434,7 +436,13 @@ onMounted(() => {
 
 .transaction-list-popup {
   height: 100%;
-  overflow-y: auto;
+  display: flex;
+  flex-direction: column;
+}
+
+.list-header{
+  padding: 16px;
+  border-bottom: 1px solid #ebedf0;
 }
 
 .email-content {
diff --git a/Web/src/views/StatisticsView.vue b/Web/src/views/StatisticsView.vue
index 4f77637..bce0942 100644
--- a/Web/src/views/StatisticsView.vue
+++ b/Web/src/views/StatisticsView.vue
@@ -562,7 +562,7 @@ const goToAnalysis = () => {
 
 // 打开分类账单列表
 const goToCategoryBills = (classify, type) => {
-  selectedClassify.value = classify || ''
+  selectedClassify.value = classify || '未分类'
   selectedType.value = type
   selectedCategoryTitle.value = `${classify || '未分类'} - ${type === 0 ? '支出' : '收入'}`
   
@@ -1076,14 +1076,6 @@ onActivated(() => {
   color: var(--van-text-color-2);
 }
 
-/* 账单列表滚动容器 */
-.bills-scroll-container {
-  flex: 1;
-  overflow-y: auto;
-  overflow-x: hidden;
-  -webkit-overflow-scrolling: touch;
-}
-
 /* 修复深色模式下van组件的背景色 */
 .category-bills :deep(.van-list) {
   background: transparent;
diff --git a/WebApi/Controllers/TransactionRecordController.cs b/WebApi/Controllers/TransactionRecordController.cs
index d3c8a91..8baf656 100644
--- a/WebApi/Controllers/TransactionRecordController.cs
+++ b/WebApi/Controllers/TransactionRecordController.cs
@@ -15,7 +15,7 @@ public class TransactionRecordController(
     /// 获取交易记录列表（分页）
     /// </summary>
     [HttpGet]
-    public async Task<PagedResponse<Entity.TransactionRecord>> GetListAsync(
+    public async Task<PagedResponse<TransactionRecord>> GetListAsync(
         [FromQuery] DateTime? lastOccurredAt = null,
         [FromQuery] long? lastId = null,
         [FromQuery] string? searchKeyword = null,
@@ -39,7 +39,7 @@ public class TransactionRecordController(
                 month);
             var total = await transactionRepository.GetTotalCountAsync();
 
-            return new PagedResponse<Entity.TransactionRecord>
+            return new PagedResponse<TransactionRecord>
             {
                 Success = true,
                 Data = list.ToArray(),
@@ -51,7 +51,7 @@ public class TransactionRecordController(
         catch (Exception ex)
         {
             logger.LogError(ex, "获取交易记录列表失败，时间: {LastTime}, ID: {LastId}", lastOccurredAt, lastId);
-            return PagedResponse<Entity.TransactionRecord>.Fail($"获取交易记录列表失败: {ex.Message}");
+            return PagedResponse<TransactionRecord>.Fail($"获取交易记录列表失败: {ex.Message}");
         }
     }
 
@@ -59,17 +59,17 @@ public class TransactionRecordController(
     /// 根据ID获取交易记录详情
     /// </summary>
     [HttpGet("{id}")]
-    public async Task<BaseResponse<Entity.TransactionRecord>> GetByIdAsync(long id)
+    public async Task<BaseResponse<TransactionRecord>> GetByIdAsync(long id)
     {
         try
         {
             var transaction = await transactionRepository.GetByIdAsync(id);
             if (transaction == null)
             {
-                return BaseResponse<Entity.TransactionRecord>.Fail("交易记录不存在");
+                return BaseResponse<TransactionRecord>.Fail("交易记录不存在");
             }
 
-            return new BaseResponse<Entity.TransactionRecord>
+            return new BaseResponse<TransactionRecord>
             {
                 Success = true,
                 Data = transaction
@@ -78,7 +78,7 @@ public class TransactionRecordController(
         catch (Exception ex)
         {
             logger.LogError(ex, "获取交易记录详情失败，交易ID: {TransactionId}", id);
-            return BaseResponse<Entity.TransactionRecord>.Fail($"获取交易记录详情失败: {ex.Message}");
+            return BaseResponse<TransactionRecord>.Fail($"获取交易记录详情失败: {ex.Message}");
         }
     }
 
@@ -86,12 +86,12 @@ public class TransactionRecordController(
     /// 根据邮件ID获取交易记录列表
     /// </summary>
     [HttpGet("{emailId}")]
-    public async Task<BaseResponse<List<Entity.TransactionRecord>>> GetByEmailIdAsync(long emailId)
+    public async Task<BaseResponse<List<TransactionRecord>>> GetByEmailIdAsync(long emailId)
     {
         try
         {
             var transactions = await transactionRepository.GetByEmailIdAsync(emailId);
-            return new BaseResponse<List<Entity.TransactionRecord>>
+            return new BaseResponse<List<TransactionRecord>>
             {
                 Success = true,
                 Data = transactions
@@ -100,7 +100,7 @@ public class TransactionRecordController(
         catch (Exception ex)
         {
             logger.LogError(ex, "获取邮件交易记录失败，邮件ID: {EmailId}", emailId);
-            return BaseResponse<List<Entity.TransactionRecord>>.Fail($"获取邮件交易记录失败: {ex.Message}");
+            return BaseResponse<List<TransactionRecord>>.Fail($"获取邮件交易记录失败: {ex.Message}");
         }
     }
 
@@ -118,7 +118,7 @@ public class TransactionRecordController(
                 return BaseResponse.Fail("交易时间格式不正确");
             }
 
-            var transaction = new Entity.TransactionRecord
+            var transaction = new TransactionRecord
             {
                 OccurredAt = occurredAt,
                 Reason = dto.Reason ?? string.Empty,
@@ -416,7 +416,7 @@ public class TransactionRecordController(
             }
 
             // 第三步：将查询结果序列化为JSON，直接传递给AI生成分析报告
-            var dataJson = System.Text.Json.JsonSerializer.Serialize(queryResults, new System.Text.Json.JsonSerializerOptions 
+            var dataJson = System.Text.Json.JsonSerializer.Serialize(queryResults, new JsonSerializerOptions
             { 
                 WriteIndented = true,
                 Encoder = System.Text.Encodings.Web.JavaScriptEncoder.UnsafeRelaxedJsonEscaping
@@ -482,13 +482,13 @@ public class TransactionRecordController(
     /// 获取指定日期的交易记录
     /// </summary>
     [HttpGet]
-    public async Task<BaseResponse<List<Entity.TransactionRecord>>> GetByDateAsync([FromQuery] string date)
+    public async Task<BaseResponse<List<TransactionRecord>>> GetByDateAsync([FromQuery] string date)
     {
         try
         {
             if (!DateTime.TryParse(date, out var targetDate))
             {
-                return BaseResponse<List<Entity.TransactionRecord>>.Fail("日期格式不正确");
+                return BaseResponse<List<TransactionRecord>>.Fail("日期格式不正确");
             }
 
             // 获取当天的开始和结束时间
@@ -497,7 +497,7 @@ public class TransactionRecordController(
 
             var records = await transactionRepository.GetByDateRangeAsync(startDate, endDate);
 
-            return new BaseResponse<List<Entity.TransactionRecord>>
+            return new BaseResponse<List<TransactionRecord>>
             {
                 Success = true,
                 Data = records
@@ -506,7 +506,7 @@ public class TransactionRecordController(
         catch (Exception ex)
         {
             logger.LogError(ex, "获取指定日期的交易记录失败，日期: {Date}", date);
-            return BaseResponse<List<Entity.TransactionRecord>>.Fail($"获取指定日期的交易记录失败: {ex.Message}");
+            return BaseResponse<List<TransactionRecord>>.Fail($"获取指定日期的交易记录失败: {ex.Message}");
         }
     }
 
@@ -536,12 +536,12 @@ public class TransactionRecordController(
     /// 获取未分类的账单列表
     /// </summary>
     [HttpGet]
-    public async Task<BaseResponse<List<Entity.TransactionRecord>>> GetUnclassifiedAsync([FromQuery] int pageSize = 10)
+    public async Task<BaseResponse<List<TransactionRecord>>> GetUnclassifiedAsync([FromQuery] int pageSize = 10)
     {
         try
         {
             var records = await transactionRepository.GetUnclassifiedAsync(pageSize);
-            return new BaseResponse<List<Entity.TransactionRecord>>
+            return new BaseResponse<List<TransactionRecord>>
             {
                 Success = true,
                 Data = records
@@ -550,7 +550,7 @@ public class TransactionRecordController(
         catch (Exception ex)
         {
             logger.LogError(ex, "获取未分类账单列表失败");
-            return BaseResponse<List<Entity.TransactionRecord>>.Fail($"获取未分类账单列表失败: {ex.Message}");
+            return BaseResponse<List<TransactionRecord>>.Fail($"获取未分类账单列表失败: {ex.Message}");
         }
     }
 
@@ -574,7 +574,7 @@ public class TransactionRecordController(
             }
 
             // 获取指定ID的账单
-            var records = new List<Entity.TransactionRecord>();
+            var records = new List<TransactionRecord>();
             foreach (var id in request.TransactionIds)
             {
                 var record = await transactionRepository.GetByIdAsync(id);
@@ -702,14 +702,14 @@ public class TransactionRecordController(
     /// 获取按交易摘要分组的统计信息（支持分页）
     /// </summary>
     [HttpGet]
-    public async Task<PagedResponse<Repository.ReasonGroupDto>> GetReasonGroupsAsync(
+    public async Task<PagedResponse<ReasonGroupDto>> GetReasonGroupsAsync(
         [FromQuery] int pageIndex = 1,
         [FromQuery] int pageSize = 20)
     {
         try
         {
             var (list, total) = await transactionRepository.GetReasonGroupsAsync(pageIndex, pageSize);
-            return new PagedResponse<Repository.ReasonGroupDto>
+            return new PagedResponse<ReasonGroupDto>
             {
                 Success = true,
                 Data = list.ToArray(),
@@ -719,7 +719,7 @@ public class TransactionRecordController(
         catch (Exception ex)
         {
             logger.LogError(ex, "获取交易摘要分组失败");
-            return PagedResponse<Repository.ReasonGroupDto>.Fail($"获取交易摘要分组失败: {ex.Message}");
+            return PagedResponse<ReasonGroupDto>.Fail($"获取交易摘要分组失败: {ex.Message}");
         }
     }
 
@@ -780,21 +780,33 @@ public class TransactionRecordController(
                 {{categoryInfo}}
 
                 你需要分析用户的需求，提取以下信息：
-                1. 查询SQL, 根据用户的描述生成SQL Where 子句，用于查询交易记录。例如：Reason LIKE '%关键词%'
-                    Table Schema:
+                1. 查询SQL, 根据用户的描述生成完整SQL语句，用于查询交易记录。例如：SELECT * FROM TransactionRecord WHERE Reason LIKE '%关键词%' OR Classify LIKE '%关键词2%' LIMIT 500
+                    [重要Table Schema:]
+                    ```
                     TransactionRecord (
                         Id LONG,
-                        Reason STRING,
+                        Reason STRING NOT NULL,
                         Amount DECIMAL,
                         RefundAmount DECIMAL,
                         Balance DECIMAL,
                         OccurredAt DATETIME,
                         EmailMessageId LONG,
                         Type INT,
-                        Classify STRING,
-                        ImportNo STRING,
-                        ImportFrom STRING
+                        Classify STRING NOT NULL,
+                        ImportNo STRING NOT NULL,
+                        ImportFrom STRING NOT NULL
                     )
+                    ```
+                    [重要]
+                    如果用户没有限制，则最多查询500条记录；如果用户指定了时间范围，请在SQL中加入时间过滤条件。
+                    [重要SQL限制]
+                    必须是SELECT * FROM TransactionRecord 开头的SQL语句。
+                    当前日期：{{DateTime.Now:yyyy年M月d日}}
+                    [重要SQLite日期函数]
+                    - 提取年份：strftime('%Y', OccurredAt)
+                    - 提取月份：strftime('%m', OccurredAt)
+                    - 提取日期：strftime('%Y-%m-%d', OccurredAt)
+                    - 不要使用 YEAR()、MONTH()、DAY() 函数，SQLite不支持
                 2. 目标交易类型（0:支出, 1:收入, 2:不计入收支）
                 3. 目标分类名称（必须从上面的分类列表中选择）
 
@@ -835,7 +847,7 @@ public class TransactionRecordController(
             }
 
             // 根据关键词查询交易记录
-            var allRecords = await transactionRepository.QueryByWhereAsync(analysisInfo.Sql);
+            var allRecords = await transactionRepository.ExecuteRawSqlAsync(analysisInfo.Sql);
             logger.LogInformation("NLP分析查询到 {Count} 条记录，SQL: {Sql}", allRecords.Count, analysisInfo.Sql);
             
             // 为每条记录预设分类