diff --git a/qwen3-tts-frontend/src/locales/en-US/audiobook.json b/qwen3-tts-frontend/src/locales/en-US/audiobook.json
index 67ad904..37a6ccf 100644
--- a/qwen3-tts-frontend/src/locales/en-US/audiobook.json
+++ b/qwen3-tts-frontend/src/locales/en-US/audiobook.json
@@ -84,6 +84,7 @@
       "descPlaceholder": "Character description",
       "voiceDesign": "Voice #{{id}}",
       "noVoice": "Unassigned",
+      "editTitle": "Edit Character: {{name}}",
       "savedSuccess": "Character saved"
     },
 
diff --git a/qwen3-tts-frontend/src/locales/ja-JP/audiobook.json b/qwen3-tts-frontend/src/locales/ja-JP/audiobook.json
index b5d7fa7..d093977 100644
--- a/qwen3-tts-frontend/src/locales/ja-JP/audiobook.json
+++ b/qwen3-tts-frontend/src/locales/ja-JP/audiobook.json
@@ -83,6 +83,7 @@
       "descPlaceholder": "キャラクター説明",
       "voiceDesign": "音声 #{{id}}",
       "noVoice": "未割り当て",
+      "editTitle": "キャラクターを編集：{{name}}",
       "savedSuccess": "キャラクターを保存しました"
     },
 
diff --git a/qwen3-tts-frontend/src/locales/ko-KR/audiobook.json b/qwen3-tts-frontend/src/locales/ko-KR/audiobook.json
index 4a374cc..05eb5d1 100644
--- a/qwen3-tts-frontend/src/locales/ko-KR/audiobook.json
+++ b/qwen3-tts-frontend/src/locales/ko-KR/audiobook.json
@@ -83,6 +83,7 @@
       "descPlaceholder": "캐릭터 설명",
       "voiceDesign": "음성 #{{id}}",
       "noVoice": "미할당",
+      "editTitle": "캐릭터 편집: {{name}}",
       "savedSuccess": "캐릭터가 저장되었습니다"
     },
 
diff --git a/qwen3-tts-frontend/src/locales/zh-CN/audiobook.json b/qwen3-tts-frontend/src/locales/zh-CN/audiobook.json
index fe46df7..f6ed35a 100644
--- a/qwen3-tts-frontend/src/locales/zh-CN/audiobook.json
+++ b/qwen3-tts-frontend/src/locales/zh-CN/audiobook.json
@@ -84,6 +84,7 @@
       "descPlaceholder": "角色描述",
       "voiceDesign": "音色 #{{id}}",
       "noVoice": "未分配",
+      "editTitle": "编辑角色：{{name}}",
       "savedSuccess": "角色已保存",
       "regeneratingPreview": "重新生成试听中...",
       "regeneratePreview": "重生试听",
diff --git a/qwen3-tts-frontend/src/locales/zh-TW/audiobook.json b/qwen3-tts-frontend/src/locales/zh-TW/audiobook.json
index a13f9ae..83466e9 100644
--- a/qwen3-tts-frontend/src/locales/zh-TW/audiobook.json
+++ b/qwen3-tts-frontend/src/locales/zh-TW/audiobook.json
@@ -83,6 +83,7 @@
       "descPlaceholder": "角色描述",
       "voiceDesign": "音色 #{{id}}",
       "noVoice": "未分配",
+      "editTitle": "編輯角色：{{name}}",
       "savedSuccess": "角色已儲存"
     },
 
diff --git a/qwen3-tts-frontend/src/pages/Audiobook.tsx b/qwen3-tts-frontend/src/pages/Audiobook.tsx
index 527f851..cf08b39 100644
--- a/qwen3-tts-frontend/src/pages/Audiobook.tsx
+++ b/qwen3-tts-frontend/src/pages/Audiobook.tsx
@@ -7,7 +7,7 @@ import { Input } from '@/components/ui/input'
 import { Textarea } from '@/components/ui/textarea'
 import { Badge } from '@/components/ui/badge'
 import { Progress } from '@/components/ui/progress'
-import { Dialog, DialogContent, DialogHeader, DialogTitle } from '@/components/ui/dialog'
+import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogFooter } from '@/components/ui/dialog'
 import { Navbar } from '@/components/Navbar'
 import { AudioPlayer } from '@/components/AudioPlayer'
 import { ChapterPlayer } from '@/components/ChapterPlayer'
@@ -1245,6 +1245,65 @@ function CharactersPanel({
         </div>
       </div>
 
+      <Dialog open={editingCharId !== null} onOpenChange={open => { if (!open) setEditingCharId(null) }}>
+        <DialogContent className="sm:max-w-md">
+          <DialogHeader>
+            <DialogTitle>{t('projectCard.characters.editTitle', { name: detail?.characters.find(c => c.id === editingCharId)?.name ?? '' })}</DialogTitle>
+          </DialogHeader>
+          <div className="space-y-3 py-2">
+            <div className="space-y-1">
+              <label className="text-sm font-medium">{t('projectCard.characters.namePlaceholder')}</label>
+              <Input
+                value={editFields.name}
+                onChange={e => setEditFields(f => ({ ...f, name: e.target.value }))}
+                placeholder={t('projectCard.characters.namePlaceholder')}
+              />
+            </div>
+            <div className="space-y-1">
+              <label className="text-sm font-medium">{t('projectCard.characters.genderPlaceholder')}</label>
+              <select
+                className="w-full h-9 rounded-md border border-input bg-background px-3 py-1 text-sm"
+                value={editFields.gender}
+                onChange={e => setEditFields(f => ({ ...f, gender: e.target.value }))}
+              >
+                <option value="">{t('projectCard.characters.genderPlaceholder')}</option>
+                <option value="男">{t('projectCard.characters.genderMale')}</option>
+                <option value="女">{t('projectCard.characters.genderFemale')}</option>
+                <option value="未知">{t('projectCard.characters.genderUnknown')}</option>
+              </select>
+            </div>
+            <div className="space-y-1">
+              <label className="text-sm font-medium">{t('projectCard.characters.instructPlaceholder')}</label>
+              <Textarea
+                value={editFields.instruct}
+                onChange={e => setEditFields(f => ({ ...f, instruct: e.target.value }))}
+                placeholder={t('projectCard.characters.instructPlaceholder')}
+                rows={4}
+                className="resize-none"
+              />
+            </div>
+            <div className="space-y-1">
+              <label className="text-sm font-medium">{t('projectCard.characters.descPlaceholder')}</label>
+              <Input
+                value={editFields.description}
+                onChange={e => setEditFields(f => ({ ...f, description: e.target.value }))}
+                placeholder={t('projectCard.characters.descPlaceholder')}
+              />
+            </div>
+          </div>
+          <DialogFooter>
+            <Button variant="ghost" onClick={() => setEditingCharId(null)}>{t('common:cancel')}</Button>
+            {editingCharId !== null && detail && (() => {
+              const editingChar = detail.characters.find(c => c.id === editingCharId)
+              return editingChar ? (
+                <Button onClick={() => saveEditChar(editingChar)}>
+                  <Check className="h-3 w-3 mr-1" />{t('common:save')}
+                </Button>
+              ) : null
+            })()}
+          </DialogFooter>
+        </DialogContent>
+      </Dialog>
       {(!detail || charCount === 0) ? (
         <div className="flex-1 flex items-center justify-center text-xs text-muted-foreground px-3 text-center">
           {status === 'pending' ? t('stepHints.pending') : t('projectCard.characters.title', { count: 0 })}
@@ -1253,65 +1312,13 @@ function CharactersPanel({
         <div className="flex-1 overflow-y-auto px-2 py-2 space-y-1.5">
           {detail.characters.map(char => (
             <div key={char.id} className="border rounded-lg px-3 py-2 bg-muted/30 shadow-sm">
-              {editingCharId === char.id ? (
-                <div className="space-y-2">
-                  <Input
-                    value={editFields.name}
-                    onChange={e => setEditFields(f => ({ ...f, name: e.target.value }))}
-                    placeholder={t('projectCard.characters.namePlaceholder')}
-                  />
-                  <select
-                    className="w-full h-9 rounded-md border border-input bg-background px-3 py-1 text-sm"
-                    value={editFields.gender}
-                    onChange={e => setEditFields(f => ({ ...f, gender: e.target.value }))}
-                  >
-                    <option value="">{t('projectCard.characters.genderPlaceholder')}</option>
-                    <option value="男">{t('projectCard.characters.genderMale')}</option>
-                    <option value="女">{t('projectCard.characters.genderFemale')}</option>
-                    <option value="未知">{t('projectCard.characters.genderUnknown')}</option>
-                  </select>
-                  <Input
-                    value={editFields.instruct}
-                    onChange={e => setEditFields(f => ({ ...f, instruct: e.target.value }))}
-                    placeholder={t('projectCard.characters.instructPlaceholder')}
-                  />
-                  <Input
-                    value={editFields.description}
-                    onChange={e => setEditFields(f => ({ ...f, description: e.target.value }))}
-                    placeholder={t('projectCard.characters.descPlaceholder')}
-                  />
-                  <label className="flex items-center gap-2 text-sm cursor-pointer select-none">
-                    <input
-                      type="checkbox"
-                      checked={editFields.use_indextts2}
-                      onChange={e => setEditFields(f => ({ ...f, use_indextts2: e.target.checked }))}
-                      className="w-4 h-4"
-                    />
-                    <Zap className="h-3 w-3 text-amber-400" />
-                    <span>使用 IndexTTS2（需要音色克隆参考音频）</span>
-                  </label>
-                  <div className="flex gap-2">
-                    <Button size="sm" onClick={() => saveEditChar(char)}>
-                      <Check className="h-3 w-3 mr-1" />{t('common:save')}
-                    </Button>
-                    <Button size="sm" variant="ghost" onClick={() => setEditingCharId(null)}>
-                      <X className="h-3 w-3 mr-1" />{t('common:cancel')}
-                    </Button>
-                  </div>
-                </div>
-              ) : (
-                <div className="flex flex-col gap-1 text-sm">
+              <div className="flex flex-col gap-1 text-sm">
                   <div className="flex items-center justify-between gap-1">
                     <div className="flex items-center gap-1.5 min-w-0">
                       <span className={`font-medium truncate ${char.gender === '男' ? 'text-blue-400' : char.gender === '女' ? 'text-pink-400' : ''}`}>{char.name}</span>
                     </div>
                     <div className="flex items-center gap-1 shrink-0">
-                      {char.use_indextts2 && (
-                        <Badge variant="outline" className="text-xs border-amber-400/50 text-amber-400">
-                          <Zap className="h-2.5 w-2.5 mr-0.5" />IndexTTS2
-                        </Badge>
-                      )}
-                      {status === 'characters_ready' && (
+{status === 'characters_ready' && (
                         <Button size="icon" variant="ghost" className="h-6 w-6" onClick={() => startEditChar(char)}>
                           <Pencil className="h-3 w-3" />
                         </Button>
@@ -1320,13 +1327,10 @@ function CharactersPanel({
                   </div>
                   {char.description && <span className="text-xs text-muted-foreground">{char.description}</span>}
                   {char.instruct && <span className="text-xs text-muted-foreground/70">{char.instruct}</span>}
-                  <div className="text-xs text-muted-foreground/60">
-                    {char.voice_design_id
-                      ? (char.voice_design_name || `#${char.voice_design_id}`)
-                      : t('projectCard.characters.noVoice')}
-                  </div>
+                  {!char.voice_design_id && (
+                    <div className="text-xs text-muted-foreground/60">{t('projectCard.characters.noVoice')}</div>
+                  )}
                 </div>
-              )}
               {!editingCharId && char.voice_design_id && (
                 <div className="mt-2 flex items-center gap-2">
                   <div className="flex-1 min-w-0">
@@ -1363,7 +1367,7 @@ function CharactersPanel({
           <Button
             className="w-full"
             onClick={onConfirm}
-            disabled={loadingAction || editingCharId !== null}
+            disabled={loadingAction}
           >
             {loadingAction
               ? t('projectCard.confirm.loading')