diff --git a/src/api/article.ts b/src/api/article.ts
index 454d748..3815f6d 100755
--- a/src/api/article.ts
+++ b/src/api/article.ts
@@ -6,8 +6,8 @@ export const getArticleDataAPI = async (id: number, password?: string) => {
     return await Request<Article>('GET', `/article${!password ? `/${id}` : `/${id}?password=${password}`}`);
 }
 
-//  获取文章列表
-export const getArticlePagingAPI = async (params?: Page & { key?: string }) => {
+// 获取文章列表（title 按标题模糊搜索）
+export const getArticlePagingAPI = async (params?: Page & { title?: string }) => {
     return await Request<Paginate<Article[]>>('GET', `/article`, {
         params: params ?? {}
     });
diff --git a/src/app/article/components/Comment/index.tsx b/src/app/article/components/Comment/index.tsx
index 5d18d16..d40f6e5 100755
--- a/src/app/article/components/Comment/index.tsx
+++ b/src/app/article/components/Comment/index.tsx
@@ -242,7 +242,7 @@ const CommentForm = ({ articleId }: Props) => {
               <Spinner />
             </div>
           ) : (
-            <button className="w-full h-10 mt-2 text-white rounded-md bg-primary hover:bg-primary/80 active:bg-primary/90 active:scale-95 transition-[scale] text-center cursor-pointer" type="submit">
+            <button className="w-full h-10 text-white rounded-md bg-primary hover:bg-primary/80 active:bg-primary/90 active:scale-95 transition-[scale] text-center cursor-pointer" type="submit">
               发表评论
             </button>
           )}
diff --git a/src/components/Search/index.tsx b/src/components/Search/index.tsx
index a587d15..efdea55 100755
--- a/src/components/Search/index.tsx
+++ b/src/components/Search/index.tsx
@@ -5,7 +5,6 @@ import Link from 'next/link';
 import { Modal, TextField, type DisclosureProps } from '@/ThriveUI';
 import { getArticlePagingAPI } from '@/api/article';
 import { Article } from '@/types/app/article';
-import useDebounce from '@/hooks/useDebounce';
 import Empty from '../Empty';
 
 interface Props {
@@ -18,29 +17,6 @@ export default ({ disclosure }: Props) => {
   const [data, setData] = useState<Paginate<Article[]>>();
   const [searchKey, setSearchKey] = useState('');
 
-  const getArticleList = async (key: string) => {
-    if (key.trim().length === 0) {
-      setData(undefined);
-      return;
-    }
-
-    const { data } = await getArticlePagingAPI({
-      key,
-      pageNum: 1,
-      pageSize: 10,
-    });
-
-    setData(data);
-  };
-
-  const debouncedFetchArticles = useDebounce(getArticleList, 300);
-
-  const onSearchArticle = (e: React.ChangeEvent<HTMLInputElement>) => {
-    const key = e.target.value;
-    setSearchKey(key);
-    debouncedFetchArticles(key);
-  };
-
   useEffect(() => {
     if (!isOpen) {
       setData(undefined);
@@ -48,14 +24,49 @@ export default ({ disclosure }: Props) => {
     }
   }, [isOpen]);
 
+  // 关键词变化时防抖请求；清理函数取消过期请求，避免清空后再搜被旧响应覆盖
+  useEffect(() => {
+    if (!isOpen) return;
+
+    const key = searchKey.trim();
+    if (!key) {
+      setData(undefined);
+      return;
+    }
+
+    let cancelled = false;
+    const timer = window.setTimeout(async () => {
+      try {
+        const { data: result } = await getArticlePagingAPI({
+          title: key,
+          pageNum: 1,
+          pageSize: 10,
+        });
+        if (!cancelled) setData(result);
+      } catch {
+        if (!cancelled) setData(undefined);
+      }
+    }, 300);
+
+    return () => {
+      cancelled = true;
+      clearTimeout(timer);
+    };
+  }, [searchKey, isOpen]);
+
   return (
     <Modal open={isOpen} onClose={onClose} title="搜索文章" className="max-w-2xl">
       <div className="mb-7">
-        <TextField type="text" placeholder="请输入文章关键词" value={searchKey} onChange={onSearchArticle} />
+        <TextField
+          type="text"
+          placeholder="请输入文章关键词"
+          value={searchKey}
+          onChange={(e) => setSearchKey(e.target.value)}
+        />
 
         <div className="mt-4">
-          {data?.result
-            ? data?.result?.map((item) => (
+          {data?.result?.length
+            ? data.result.map((item) => (
                 <Link
                   key={item.id}
                   href={`/article/${item.id}`}
diff --git a/src/hooks/useDebounce.tsx b/src/hooks/useDebounce.tsx
index 584d685..9ba184f 100755
--- a/src/hooks/useDebounce.tsx
+++ b/src/hooks/useDebounce.tsx
@@ -1,16 +1,35 @@
-import { useRef } from 'react';
+import { useEffect, useRef } from 'react';
 
-export default function useDebounce<T extends (...args: any[]) => any>(func: T, wait: number) {
-  const timeoutRef = useRef<number | undefined>(null);
+/** 返回稳定的防抖函数；始终调用最新的 func，避免闭包过期 */
+export default function useDebounce<T extends (...args: never[]) => unknown>(func: T, wait: number) {
   const funcRef = useRef(func);
-  funcRef.current = func;
+  const waitRef = useRef(wait);
+  const timeoutRef = useRef<number | undefined>(undefined);
 
-  return (...args: Parameters<T>) => {
-    if (timeoutRef.current) {
-      clearTimeout(timeoutRef.current);
-    }
-    timeoutRef.current = window.setTimeout(() => {
-      funcRef.current(...args);
-    }, wait);
-  };
+  useEffect(() => {
+    funcRef.current = func;
+  }, [func]);
+
+  useEffect(() => {
+    waitRef.current = wait;
+  }, [wait]);
+
+  useEffect(() => {
+    return () => {
+      if (timeoutRef.current !== undefined) clearTimeout(timeoutRef.current);
+    };
+  }, []);
+
+  const debouncedRef = useRef<T>(null as unknown as T);
+  if (!debouncedRef.current) {
+    debouncedRef.current = ((...args: Parameters<T>) => {
+      if (timeoutRef.current !== undefined) clearTimeout(timeoutRef.current);
+      timeoutRef.current = window.setTimeout(() => {
+        timeoutRef.current = undefined;
+        funcRef.current(...args);
+      }, waitRef.current);
+    }) as T;
+  }
+
+  return debouncedRef.current;
 }
diff --git a/src/lib/article.ts b/src/lib/article.ts
index a3e7b0d..cf29f21 100644
--- a/src/lib/article.ts
+++ b/src/lib/article.ts
@@ -6,7 +6,7 @@ import { CACHE_TAGS } from '@/lib/cache-tags';
 type ArticlePagingParams = {
   pageNum?: number;
   pageSize?: number;
-  key?: string;
+  title?: string;
 };
 
 export async function getArticleCacheAPI(id: number) {
@@ -25,19 +25,19 @@ export async function getArticlePagingCacheAPI(params: ArticlePagingParams = {})
   'use cache';
   const pageNum = params.pageNum ?? 1;
   const pageSize = params.pageSize ?? 8;
-  const key = params.key ?? '';
+  const title = params.title ?? '';
 
   cacheLife('blog');
   cacheTag(
     CACHE_TAGS.articles,
     `${CACHE_TAGS.articlesList}-${pageNum}-${pageSize}`,
-    ...(key ? [`${CACHE_TAGS.articlesList}-search-${key}`] : []),
+    ...(title ? [`${CACHE_TAGS.articlesList}-search-${title}`] : []),
   );
 
   return getArticlePagingAPI({
     pageNum,
     pageSize,
-    ...(key ? { key } : {}),
+    ...(title ? { title } : {}),
   });
 }