diff --git a/apps/application/template/embed.js b/apps/application/template/embed.js
index f05cf1c1d..f75b590a4 100644
--- a/apps/application/template/embed.js
+++ b/apps/application/template/embed.js
@@ -169,7 +169,7 @@ function initMaxkbStyle(root){
       position: absolute;
       {{x_type}}: {{x_value}}px;
       {{y_type}}: {{y_value}}px;
-      z-index: 1000;
+      z-index: 10001;
   }
   #maxkb .maxkb-tips {
       position: fixed;
@@ -180,7 +180,7 @@ function initMaxkbStyle(root){
       color: #ffffff;
       font-size: 14px;
       background: #3370FF;
-      z-index: 1000;
+      z-index: 10001;
   }
   #maxkb .maxkb-tips .maxkb-arrow {
       position: absolute;
diff --git a/ui/src/components/ai-chat/ParagraphSourceDialog.vue b/ui/src/components/ai-chat/ParagraphSourceDialog.vue
index 0f6bcf21d..bcdbded36 100644
--- a/ui/src/components/ai-chat/ParagraphSourceDialog.vue
+++ b/ui/src/components/ai-chat/ParagraphSourceDialog.vue
@@ -20,9 +20,12 @@
               <el-input v-model="detail.padding_problem_text" disabled />
             </el-form-item>
             <el-form-item label="引用分段">
-              <template v-for="(item, index) in detail.paragraph_list" :key="index">
-                <ParagraphCard :data="item" :index="index" />
-              </template>
+              <div v-if="detail.paragraph_list.length > 0">
+                <template v-for="(item, index) in detail.paragraph_list" :key="index">
+                  <ParagraphCard :data="item" :index="index" />
+                </template>
+              </div>
+              <span v-else> - </span>
             </el-form-item>
           </el-form>
         </div>
diff --git a/ui/src/components/ai-chat/component/ParagraphCard.vue b/ui/src/components/ai-chat/component/ParagraphCard.vue
index 35ea4ac22..9ea77f216 100644
--- a/ui/src/components/ai-chat/component/ParagraphCard.vue
+++ b/ui/src/components/ai-chat/component/ParagraphCard.vue
@@ -17,7 +17,7 @@
     </template>
     <template #footer>
       <div class="footer-content flex-between">
-        <el-text class="flex align-center" style="width: 70%">
+        <el-text class="flex align-center" style="width: 50%">
           <img :src="getImgUrl(data?.document_name?.trim())" alt="" width="20" class="mr-4" />
 
           <template v-if="meta?.source_url">
diff --git a/ui/src/styles/element-plus.scss b/ui/src/styles/element-plus.scss
index afd607ac6..ef51fa7ba 100644
--- a/ui/src/styles/element-plus.scss
+++ b/ui/src/styles/element-plus.scss
@@ -256,6 +256,9 @@
   }
 }
 
+.el-select__placeholder {
+  font-weight: 400;
+}
 .el-select__placeholder.is-transparent {
   color: var(--app-input-color-placeholder);
   font-weight: 400;
diff --git a/ui/src/views/application/ApplicationSetting.vue b/ui/src/views/application/ApplicationSetting.vue
index a7bc0281a..50e4d62be 100644
--- a/ui/src/views/application/ApplicationSetting.vue
+++ b/ui/src/views/application/ApplicationSetting.vue
@@ -409,6 +409,7 @@
                         link
                         @click="openTTSParamSettingDialog"
                         :disabled="!applicationForm.tts_model_id"
+                        class="mr-8"
                       >
                         <el-icon class="mr-4"><Setting /></el-icon>
                         设置
@@ -424,6 +425,7 @@
                 <el-radio-group
                   v-model="applicationForm.tts_type"
                   v-show="applicationForm.tts_model_enable"
+                  class="mb-8"
                 >
                   <el-radio value="BROWSER">浏览器播放(免费)</el-radio>
                   <el-radio value="TTS">TTS模型</el-radio>