diff --git a/珞珈岛-项目相关文件/luojia-island/vue-frontend/src/stores/postdetail.js b/珞珈岛-项目相关文件/luojia-island/vue-frontend/src/stores/postdetail.js
index 110a493..da07d51 100644
--- a/珞珈岛-项目相关文件/luojia-island/vue-frontend/src/stores/postdetail.js
+++ b/珞珈岛-项目相关文件/luojia-island/vue-frontend/src/stores/postdetail.js
@@ -2,20 +2,6 @@ import { defineStore } from "pinia";
 import request from "@/utils/request";
 import { ElMessage } from "element-plus";
 
-// 递归删除子评论的工具函数
-function removeReply(list, commentId) {
-  for (let i = 0; i < list.length; i++) {
-    if (list[i].id === commentId) {
-      list.splice(i, 1);
-      return true;
-    }
-    if (list[i].replies && list[i].replies.length > 0) {
-      if (removeReply(list[i].replies, commentId)) return true;
-    }
-  }
-  return false;
-}
-
 export const usePostDetailStore = defineStore("postDetail", {
   state: () => ({
     post: null,           // 帖子主要信息
@@ -244,16 +230,34 @@ export const usePostDetailStore = defineStore("postDetail", {
       }
     },
     // 删除评论或回复
-    async deleteComment(commentId, parentCommentId = null) {
+    async deleteComment(commentObj) {
       try {
+        const commentId = commentObj.id;
+        const topId = commentObj.topId;
         const res = await request.delete('/comment', { params: { id: commentId} });
         if (res.code === 200) {
           // 一级评论
-          if (!parentCommentId) {
-            this.comments = this.comments.filter(c => c.id !== commentId);
+          if (commentObj.id === commentObj.topId) {
+            // 删除一级评论及其所有回复
+            const idx = this.comments.findIndex(c => c.id === commentId);
+            if (idx !== -1) {
+              const comment = this.comments[idx];
+              // 总评论数 -= replyCount
+              if (this.post && this.post.commentCount > 0) {
+                this.post.commentCount -= (comment.replyCount || 0);
+                if (this.post.commentCount < 0) this.post.commentCount = 0;
+              }
+              this.comments.splice(idx, 1);
+            }
           } else {
-            // 回复评论，递归删除
-            removeReply(this.comments,commentId);
+            const topComment = this.comments.find(c => c.id === topId);
+            if (topComment) {
+              const replyIdx = topComment.replies.findIndex(r => r.id === commentId);
+              if (replyIdx !== -1) {
+                topComment.replies.splice(replyIdx, 1);
+                if (topComment.replyCount > 0) topComment.replyCount--;
+              }
+            }
           }
           // 更新评论数
           if (this.post && this.post.commentCount > 0) {
diff --git a/珞珈岛-项目相关文件/luojia-island/vue-frontend/src/views/PostDetail.vue b/珞珈岛-项目相关文件/luojia-island/vue-frontend/src/views/PostDetail.vue
index 1f0bbbf..467e4a0 100644
--- a/珞珈岛-项目相关文件/luojia-island/vue-frontend/src/views/PostDetail.vue
+++ b/珞珈岛-项目相关文件/luojia-island/vue-frontend/src/views/PostDetail.vue
@@ -86,7 +86,7 @@
                                         <button 
                                             class="delete-btn" 
                                             v-if="String(reply.userId) === String(userStore.userInfo?.userid)"
-                                            @click="handleDelete(reply, comment.id)"
+                                            @click="handleDelete(reply)"
                                         >删除</button>
                                     </div>
                                 </div>
@@ -201,7 +201,7 @@ const sendComment = () => {
   }
 };
 
-function handleDelete(comment, parentCommentId = null) {
+function handleDelete(comment) {
   ElMessageBox.confirm(
     '确定要删除这条评论吗？',
     '提示',
@@ -211,7 +211,7 @@ function handleDelete(comment, parentCommentId = null) {
       type: 'warning',
     }
   ).then(() => {
-    postDetailStore.deleteComment(comment.id, parentCommentId);
+    postDetailStore.deleteComment(comment);
   }).catch(() => {});
 }
 // 监听 postDetailStore.post 加载完成后再允许滚动加载评论