diff --git a/backend/src/main/java/com/designhub/mapper/ProgressDeductionLogMapper.java b/backend/src/main/java/com/designhub/mapper/ProgressDeductionLogMapper.java
index 502441b..482948b 100644
--- a/backend/src/main/java/com/designhub/mapper/ProgressDeductionLogMapper.java
+++ b/backend/src/main/java/com/designhub/mapper/ProgressDeductionLogMapper.java
@@ -15,12 +15,13 @@ import java.math.BigDecimal;
 public interface ProgressDeductionLogMapper extends BaseMapper<ProgressDeductionLog> {
 
     /**
-     * 查询用户指定月份的扣分总额
+     * 查询用户指定月份的扣分总额（仅主任务）
      */
     @Select("SELECT COALESCE(SUM(deduction_score), 0) FROM progress_deduction_log " +
             "WHERE user_id = #{userId} " +
             "AND YEAR(deduction_date) = #{year} " +
-            "AND MONTH(deduction_date) = #{month}")
+            "AND MONTH(deduction_date) = #{month} " +
+            "AND task_item_id IS NULL")
     BigDecimal sumMonthlyDeduction(@Param("userId") Long userId, 
                                     @Param("year") int year, 
                                     @Param("month") int month);
diff --git a/frontend/src/views/Analytics.vue b/frontend/src/views/Analytics.vue
index 0e25730..53d6b05 100644
--- a/frontend/src/views/Analytics.vue
+++ b/frontend/src/views/Analytics.vue
@@ -448,12 +448,14 @@
           <!-- 延误扣分明细 -->
           <div v-if="deductionDetail.delayDeductions && deductionDetail.delayDeductions.length > 0" class="deduction-section">
             <h5>延误扣分明细</h5>
-            <a-table
-              :columns="delayDeductionColumns"
-              :data-source="deductionDetail.delayDeductions"
-              :pagination="false"
-              row-key="taskId"
-            >
+            <div class="deduction-table-wrapper">
+              <a-table
+                :columns="delayDeductionColumns"
+                :data-source="deductionDetail.delayDeductions"
+                :pagination="false"
+                :scroll="{ y: 300 }"
+                row-key="taskId"
+              >
               <template #bodyCell="{ column, record }">
                 <template v-if="column.key === 'deductionScore'">
                   <span class="text-danger">{{ record.deductionScore }} 分</span>
@@ -465,18 +467,21 @@
                   {{ formatDateTime(record[column.key]) }}
                 </template>
               </template>
-            </a-table>
+              </a-table>
+            </div>
           </div>
 
           <!-- 进度未更新扣分明细 -->
           <div v-if="deductionDetail.progressDeductions && deductionDetail.progressDeductions.length > 0" class="deduction-section">
             <h5>进度未更新扣分明细</h5>
-            <a-table
-              :columns="progressDeductionColumns"
-              :data-source="deductionDetail.progressDeductions"
-              :pagination="false"
-              row-key="taskId"
-            >
+            <div class="deduction-table-wrapper">
+              <a-table
+                :columns="progressDeductionColumns"
+                :data-source="deductionDetail.progressDeductions"
+                :pagination="false"
+                :scroll="{ y: 300 }"
+                row-key="taskId"
+              >
               <template #bodyCell="{ column, record }">
                 <template v-if="column.key === 'deductionScore'">
                   <span class="text-danger">{{ record.deductionScore }} 分</span>
@@ -485,7 +490,8 @@
                   {{ formatDateOnly(record.deductionDate) }}
                 </template>
               </template>
-            </a-table>
+              </a-table>
+            </div>
           </div>
 
           <!-- 无扣分记录 -->
@@ -1853,46 +1859,78 @@ onMounted(() => {
 // 扣分明细弹窗样式
 .deduction-detail-modal {
   :deep(.ant-modal-content) {
-    background: #1f1f1f;
-    border: 1px solid #303030;
+    background: $bg-card;
+    border: 1px solid $border-primary;
   }
   
   :deep(.ant-modal-header) {
-    background: #1f1f1f;
-    border-bottom: 1px solid #303030;
+    background: $bg-card;
+    border-bottom: 1px solid $border-color;
     
     .ant-modal-title {
-      color: #ffffff;
+      color: $text-primary;
     }
   }
   
   :deep(.ant-modal-body) {
-    background: #1f1f1f;
+    background: $bg-card;
     padding: 24px;
   }
+  
+  // 表格样式 - 与用户管理页面严格一致
+  :deep(.ant-table) {
+    background: transparent;
+
+    .ant-table-thead > tr > th {
+      background: $bg-tertiary;
+      color: $text-secondary;
+      font-weight: $font-weight-semibold;
+      border-bottom: 1px solid $border-color;
+      padding: 12px 16px;
+
+      &::before {
+        display: none;
+      }
+    }
+
+    .ant-table-tbody > tr {
+      background: transparent;
+      
+      &:hover > td {
+        background: rgba($brand-primary, 0.03);
+      }
+
+      > td {
+        background: transparent;
+        border-bottom: 1px solid $border-color;
+        padding: 16px;
+        color: $text-primary;
+      }
+    }
+  }
 }
 
 .deduction-detail-content {
   .designer-info {
     margin-bottom: 24px;
     padding-bottom: 16px;
-    border-bottom: 1px solid #303030;
+    border-bottom: 1px solid $border-color;
     
     h4 {
-      color: #ffffff;
+      color: $text-primary;
       font-size: 18px;
       font-weight: 600;
       margin: 0 0 8px 0;
     }
     
     .designer-dept {
-      color: rgba(255, 255, 255, 0.65);
+      color: $text-secondary;
       font-size: 14px;
       margin: 0 0 8px 0;
     }
     
     .total-deduction {
-      color: rgba(255, 255, 255, 0.85);
+      color: $text-primary;
       font-size: 16px;
       margin: 0;
       
@@ -1908,18 +1946,24 @@ onMounted(() => {
     margin-bottom: 24px;
     
     h5 {
-      color: #ffffff;
+      color: $text-primary;
       font-size: 16px;
       font-weight: 600;
       margin: 0 0 12px 0;
     }
   }
   
+  .deduction-table-wrapper {
+    border: 1px solid $border-color;
+    border-radius: $radius-md;
+    overflow: hidden;
+  }
+  
   
   .no-data {
     text-align: center;
     padding: 40px 0;
-    color: rgba(255, 255, 255, 0.45);
+    color: $text-tertiary;
   }
 }
 </style>