diff --git a/frontend/src/app/page.tsx b/frontend/src/app/page.tsx
index 65b3983..a75503d 100644
--- a/frontend/src/app/page.tsx
+++ b/frontend/src/app/page.tsx
@@ -12,6 +12,7 @@ import {
   buildTextShadow,
   formatDate,
 } from "@/lib/media";
+import { clampTitle } from "@/lib/title";
 import { useTitleSubtitleStyles } from "@/hooks/useTitleSubtitleStyles";
 import { useMaterials } from "@/hooks/useMaterials";
 import { useRefAudios } from "@/hooks/useRefAudios";
@@ -19,6 +20,7 @@ import { useBgm } from "@/hooks/useBgm";
 import { useMediaPlayers } from "@/hooks/useMediaPlayers";
 import { useGeneratedVideos } from "@/hooks/useGeneratedVideos";
 import { useHomePersistence } from "@/hooks/useHomePersistence";
+import { useTitleInput } from "@/hooks/useTitleInput";
 import { useAuth } from "@/contexts/AuthContext";
 import { useTask } from "@/contexts/TaskContext";
 import VideoPreviewModal from "@/components/VideoPreviewModal";
@@ -35,13 +37,6 @@ import { PreviewPanel } from "@/components/home/PreviewPanel";
 import { HistoryList } from "@/components/home/HistoryList";
 
 const API_BASE = getApiBaseUrl();
-const TITLE_MAX_LENGTH = 15;
-const clampTitle = (value: string) => value.slice(0, TITLE_MAX_LENGTH);
-const applyTitleLimit = (prev: string, next: string) => {
-  if (next.length <= TITLE_MAX_LENGTH) return next;
-  if (prev.length >= TITLE_MAX_LENGTH) return prev;
-  return next.slice(0, TITLE_MAX_LENGTH);
-};
 
 const VOICES = [
   { id: "zh-CN-YunxiNeural", name: "云溪 (男声-年轻)" },
@@ -121,8 +116,6 @@ export default function Home() {
 
   // 字幕和标题相关状态
   const [videoTitle, setVideoTitle] = useState<string>("");
-  const isTitleComposingRef = useRef(false);
-  const titleCommittedRef = useRef("");
   const [enableSubtitles, setEnableSubtitles] = useState<boolean>(true);
   const [selectedSubtitleStyleId, setSelectedSubtitleStyleId] = useState<string>("");
   const [selectedTitleStyleId, setSelectedTitleStyleId] = useState<string>("");
@@ -316,37 +309,17 @@ export default function Home() {
     selectedRefAudio,
   });
 
-  useEffect(() => {
-    if (isTitleComposingRef.current) return;
-    titleCommittedRef.current = videoTitle;
-  }, [videoTitle]);
-
-  const commitTitle = (value: string) => {
-    titleCommittedRef.current = value;
-    setVideoTitle(value);
+  const syncTitleToPublish = (value: string) => {
     if (typeof window !== 'undefined') {
       localStorage.setItem(`vigent_${storageKey}_publish_title`, value);
     }
   };
 
-  const handleTitleChange = (value: string) => {
-    if (isTitleComposingRef.current) {
-      setVideoTitle(value);
-      return;
-    }
-    const nextValue = applyTitleLimit(titleCommittedRef.current, value);
-    commitTitle(nextValue);
-  };
-
-  const handleTitleCompositionStart = () => {
-    isTitleComposingRef.current = true;
-  };
-
-  const handleTitleCompositionEnd = (value: string) => {
-    isTitleComposingRef.current = false;
-    const nextValue = applyTitleLimit(titleCommittedRef.current, value);
-    commitTitle(nextValue);
-  };
+  const titleInput = useTitleInput({
+    value: videoTitle,
+    onChange: setVideoTitle,
+    onCommit: syncTitleToPublish,
+  });
 
   // 加载素材列表和历史视频
   useEffect(() => {
@@ -606,11 +579,10 @@ export default function Home() {
 
       // 更新首页标题
       const nextTitle = clampTitle(data.title || "");
-      setVideoTitle(nextTitle);
+      titleInput.commitValue(nextTitle);
 
       // 同步到发布页 localStorage
       console.log("[Home] 保存到 publish localStorage - title:", data.title, "tags:", data.tags);
-      localStorage.setItem(`vigent_${storageKey}_publish_title`, nextTitle);
       localStorage.setItem(`vigent_${storageKey}_publish_tags`, JSON.stringify(data.tags || []));
 
     } catch (err: any) {
@@ -748,9 +720,9 @@ export default function Home() {
               showStylePreview={showStylePreview}
               onTogglePreview={() => setShowStylePreview((prev) => !prev)}
               videoTitle={videoTitle}
-              onTitleChange={handleTitleChange}
-              onTitleCompositionStart={handleTitleCompositionStart}
-              onTitleCompositionEnd={handleTitleCompositionEnd}
+              onTitleChange={titleInput.handleChange}
+              onTitleCompositionStart={titleInput.handleCompositionStart}
+              onTitleCompositionEnd={titleInput.handleCompositionEnd}
               titleStyles={titleStyles}
               selectedTitleStyleId={selectedTitleStyleId}
               onSelectTitleStyle={setSelectedTitleStyleId}
diff --git a/frontend/src/app/publish/page.tsx b/frontend/src/app/publish/page.tsx
index 49873c7..5ee7ef8 100644
--- a/frontend/src/app/publish/page.tsx
+++ b/frontend/src/app/publish/page.tsx
@@ -1,13 +1,15 @@
 "use client";
 
-import { useState, useEffect, useMemo, useRef } from "react";
+import { useState, useEffect, useMemo } from "react";
 import useSWR from 'swr';
 import Link from "next/link";
 import api from "@/lib/axios";
 import { getApiBaseUrl, formatDate, resolveMediaUrl, isAbsoluteUrl } from "@/lib/media";
+import { clampTitle } from "@/lib/title";
 import { useAuth } from "@/contexts/AuthContext";
 import AccountSettingsDropdown from "@/components/AccountSettingsDropdown";
 import VideoPreviewModal from "@/components/VideoPreviewModal";
+import { useTitleInput } from "@/hooks/useTitleInput";
 import {
     ArrowLeft,
     RotateCcw,
@@ -25,13 +27,6 @@ const fetcher = (url: string) => api.get(url).then((res) => res.data);
 
 // 动态获取 API 地址：服务端使用 localhost，客户端使用当前域名
 const API_BASE = getApiBaseUrl();
-const TITLE_MAX_LENGTH = 15;
-const clampTitle = (value: string) => value.slice(0, TITLE_MAX_LENGTH);
-const applyTitleLimit = (prev: string, next: string) => {
-    if (next.length <= TITLE_MAX_LENGTH) return next;
-    if (prev.length >= TITLE_MAX_LENGTH) return prev;
-    return next.slice(0, TITLE_MAX_LENGTH);
-};
 
 interface Account {
     platform: string;
@@ -54,9 +49,7 @@ export default function PublishPage() {
     const [selectedPlatforms, setSelectedPlatforms] = useState<string[]>([]);
     const [title, setTitle] = useState<string>("");
     const [tags, setTags] = useState<string>("");
-    const isTitleComposingRef = useRef(false);
-    const titleCommittedRef = useRef("");
-    const [isPublishing, setIsPublishing] = useState(false);
+    const [isPublishing, setIsPublishing] = useState(false);
     const [publishResults, setPublishResults] = useState<any[]>([]);
     const [scheduleMode, setScheduleMode] = useState<"now" | "scheduled">("now");
     const [publishTime, setPublishTime] = useState<string>("");
@@ -69,15 +62,10 @@ export default function PublishPage() {
     // 是否已从 localStorage 恢复完成
     const [isRestored, setIsRestored] = useState(false);
 
-    useEffect(() => {
-        if (isTitleComposingRef.current) return;
-        titleCommittedRef.current = title;
-    }, [title]);
-
-    const commitTitle = (value: string) => {
-        titleCommittedRef.current = value;
-        setTitle(value);
-    };
+    const titleInput = useTitleInput({
+        value: title,
+        onChange: setTitle,
+    });
 
     // 加载账号和视频列表
     useEffect(() => {
@@ -100,16 +88,12 @@ export default function PublishPage() {
 
     // 从 localStorage 恢复用户输入（等待认证完成后）
     useEffect(() => {
-        console.log("[Publish] 恢复检查 - isAuthLoading:", isAuthLoading, "userId:", userId);
-        if (isAuthLoading) return;
-
-        console.log("[Publish] 开始从 localStorage 恢复数据，storageKey:", storageKey);
-        // 从 localStorage 恢复用户输入（带用户隔离，未登录用户使用 guest）
-        const savedTitle = localStorage.getItem(`vigent_${storageKey}_publish_title`);
-        const savedTags = localStorage.getItem(`vigent_${storageKey}_publish_tags`);
-
-        console.log("[Publish] localStorage 数据:", { savedTitle, savedTags });
-
+        if (isAuthLoading) return;
+
+        // 从 localStorage 恢复用户输入（带用户隔离，未登录用户使用 guest）
+        const savedTitle = localStorage.getItem(`vigent_${storageKey}_publish_title`);
+        const savedTags = localStorage.getItem(`vigent_${storageKey}_publish_tags`);
+
         if (savedTitle) setTitle(clampTitle(savedTitle));
         if (savedTags) {
             // 兼容 JSON 数组格式（AI 生成）和字符串格式（手动输入）
@@ -125,10 +109,9 @@ export default function PublishPage() {
             }
         }
 
-        // 恢复完成后才允许保存
-        setIsRestored(true);
-        console.log("[Publish] 恢复完成，isRestored = true");
-    }, [storageKey, isAuthLoading]);
+        // 恢复完成后才允许保存
+        setIsRestored(true);
+    }, [storageKey, isAuthLoading]);
 
     // 保存用户输入到 localStorage（恢复完成后才保存，未登录用户也可保存）
     useEffect(() => {
@@ -537,22 +520,9 @@ export default function PublishPage() {
                                     <input
                                         type="text"
                                         value={title}
-                                        onChange={(e) => {
-                                            if (isTitleComposingRef.current) {
-                                                setTitle(e.target.value);
-                                                return;
-                                            }
-                                            const nextValue = applyTitleLimit(titleCommittedRef.current, e.target.value);
-                                            commitTitle(nextValue);
-                                        }}
-                                        onCompositionStart={() => {
-                                            isTitleComposingRef.current = true;
-                                        }}
-                                        onCompositionEnd={(e) => {
-                                            isTitleComposingRef.current = false;
-                                            const nextValue = applyTitleLimit(titleCommittedRef.current, e.currentTarget.value);
-                                            commitTitle(nextValue);
-                                        }}
+                                        onChange={(e) => titleInput.handleChange(e.target.value)}
+                                        onCompositionStart={titleInput.handleCompositionStart}
+                                        onCompositionEnd={(e) => titleInput.handleCompositionEnd(e.currentTarget.value)}
                                         placeholder="输入视频标题..."
                                         className="w-full p-3 bg-black/30 border border-white/10 rounded-xl text-white placeholder-gray-500"
                                     />
diff --git a/frontend/src/hooks/useHomePersistence.ts b/frontend/src/hooks/useHomePersistence.ts
index 5c59d45..3cb73ac 100644
--- a/frontend/src/hooks/useHomePersistence.ts
+++ b/frontend/src/hooks/useHomePersistence.ts
@@ -1,7 +1,5 @@
 import { useEffect, useState } from "react";
-
-const TITLE_MAX_LENGTH = 15;
-const clampTitle = (value: string) => value.slice(0, TITLE_MAX_LENGTH);
+import { clampTitle } from "@/lib/title";
 
 interface RefAudio {
   id: string;
diff --git a/frontend/src/hooks/useMaterials.ts b/frontend/src/hooks/useMaterials.ts
index 7c76b98..31677b7 100644
--- a/frontend/src/hooks/useMaterials.ts
+++ b/frontend/src/hooks/useMaterials.ts
@@ -20,19 +20,15 @@ export const useMaterials = ({
 }: UseMaterialsOptions) => {
   const [materials, setMaterials] = useState<Material[]>([]);
   const [fetchError, setFetchError] = useState<string | null>(null);
-  const [debugData, setDebugData] = useState<string>("");
   const [isUploading, setIsUploading] = useState(false);
   const [uploadProgress, setUploadProgress] = useState(0);
   const [uploadError, setUploadError] = useState<string | null>(null);
-  const [uploadData, setUploadData] = useState<string>("");
 
   const fetchMaterials = useCallback(async () => {
     try {
       setFetchError(null);
-      setDebugData("Loading...");
 
       const { data } = await api.get(`/api/materials?t=${new Date().getTime()}`);
-      setDebugData(JSON.stringify(data).substring(0, 200));
       const nextMaterials = data.materials || [];
       setMaterials(nextMaterials);
 
@@ -45,7 +41,6 @@ export const useMaterials = ({
     } catch (error) {
       console.error("获取素材失败:", error);
       setFetchError(String(error));
-      setDebugData(`Error: ${String(error)}`);
     }
   }, [selectedMaterial, setSelectedMaterial]);
 
@@ -94,7 +89,6 @@ export const useMaterials = ({
       setUploadProgress(100);
       setIsUploading(false);
       fetchMaterials();
-      setUploadData("");
     } catch (err: any) {
       console.error("Upload failed:", err);
       setIsUploading(false);
@@ -108,11 +102,9 @@ export const useMaterials = ({
   return {
     materials,
     fetchError,
-    debugData,
     isUploading,
     uploadProgress,
     uploadError,
-    uploadData,
     setUploadError,
     fetchMaterials,
     deleteMaterial,
diff --git a/frontend/src/hooks/useTitleInput.ts b/frontend/src/hooks/useTitleInput.ts
new file mode 100644
index 0000000..66205e0
--- /dev/null
+++ b/frontend/src/hooks/useTitleInput.ts
@@ -0,0 +1,66 @@
+import { useCallback, useEffect, useRef } from "react";
+import { applyTitleLimit, TITLE_MAX_LENGTH } from "@/lib/title";
+
+interface UseTitleInputOptions {
+  value: string;
+  onChange: (value: string) => void;
+  onCommit?: (value: string) => void;
+  maxLength?: number;
+}
+
+export const useTitleInput = ({
+  value,
+  onChange,
+  onCommit,
+  maxLength = TITLE_MAX_LENGTH,
+}: UseTitleInputOptions) => {
+  const isComposingRef = useRef(false);
+  const committedRef = useRef(value);
+
+  useEffect(() => {
+    if (isComposingRef.current) return;
+    committedRef.current = value;
+  }, [value]);
+
+  const commitValue = useCallback(
+    (nextValue: string) => {
+      committedRef.current = nextValue;
+      onChange(nextValue);
+      onCommit?.(nextValue);
+    },
+    [onChange, onCommit]
+  );
+
+  const handleChange = useCallback(
+    (nextValue: string) => {
+      if (isComposingRef.current) {
+        onChange(nextValue);
+        return;
+      }
+      const limited = applyTitleLimit(committedRef.current, nextValue, maxLength);
+      commitValue(limited);
+    },
+    [maxLength, onChange, commitValue]
+  );
+
+  const handleCompositionStart = useCallback(() => {
+    isComposingRef.current = true;
+  }, []);
+
+  const handleCompositionEnd = useCallback(
+    (nextValue: string) => {
+      isComposingRef.current = false;
+      const limited = applyTitleLimit(committedRef.current, nextValue, maxLength);
+      commitValue(limited);
+    },
+    [maxLength, commitValue]
+  );
+
+  return {
+    handleChange,
+    handleCompositionStart,
+    handleCompositionEnd,
+    commitValue,
+    maxLength,
+  };
+};
diff --git a/frontend/src/lib/title.ts b/frontend/src/lib/title.ts
new file mode 100644
index 0000000..2801d14
--- /dev/null
+++ b/frontend/src/lib/title.ts
@@ -0,0 +1,14 @@
+export const TITLE_MAX_LENGTH = 15;
+
+export const clampTitle = (value: string, maxLength: number = TITLE_MAX_LENGTH) =>
+  value.slice(0, maxLength);
+
+export const applyTitleLimit = (
+  prev: string,
+  next: string,
+  maxLength: number = TITLE_MAX_LENGTH
+) => {
+  if (next.length <= maxLength) return next;
+  if (prev.length >= maxLength) return prev;
+  return next.slice(0, maxLength);
+};