diff --git a/pages/message/chat.scss b/pages/message/chat.scss
index d97865b..5faa0b8 100644
--- a/pages/message/chat.scss
+++ b/pages/message/chat.scss
@@ -370,12 +370,18 @@ $primary-color: #0877F1;
   left: 0;
   right: 0;
   background: #fff;
-  border-top: 1rpx solid #e0e0e0;
   z-index: 200;
   flex-shrink: 0;
   transform: translateZ(0); /* 开启硬件加速，提升性能 */
   transition: bottom 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
   will-change: bottom;
+  display: flex;
+  flex-direction: column;
+}
+
+.ai-assistant-slot {
+  width: 100%;
+  background: #fff;
 }
 
 .input-toolbar {
@@ -384,6 +390,8 @@ $primary-color: #0877F1;
   padding: 12rpx 20rpx;
   padding-bottom: env(safe-area-inset-bottom);
   gap: 12rpx;
+  border-top: 1rpx solid #e0e0e0;
+  background: #fff;
 }
 
 .voice-toggle-btn {
diff --git a/pages/message/components/ai-assistant-buttons.vue b/pages/message/components/ai-assistant-buttons.vue
index 40b93af..634cf87 100644
--- a/pages/message/components/ai-assistant-buttons.vue
+++ b/pages/message/components/ai-assistant-buttons.vue
@@ -383,7 +383,6 @@ defineExpose({
   gap: 16rpx;
   padding: 16rpx 24rpx;
   background-color: #f8f9fa;
-  border-bottom: 1rpx solid #e5e5e5;
 
   .ai-button {
     display: flex;
diff --git a/pages/message/components/chat-input.vue b/pages/message/components/chat-input.vue
index bcf46d6..e05714b 100644
--- a/pages/message/components/chat-input.vue
+++ b/pages/message/components/chat-input.vue
@@ -1,7 +1,9 @@
 <template>
   <view class="input-section" :style="{ bottom: props.keyboardHeight + 'px' }">
     <!-- AI助手按钮组 -->
-    <slot name="ai-assistant"></slot>
+    <view class="ai-assistant-slot">
+      <slot name="ai-assistant"></slot>
+    </view>
     
     <view class="input-toolbar">
       <view @click="toggleVoiceInput" class="voice-toggle-btn">
diff --git a/pages/message/index.vue b/pages/message/index.vue
index 172914b..13548b6 100644
--- a/pages/message/index.vue
+++ b/pages/message/index.vue
@@ -19,7 +19,7 @@
     <!-- 聊天消息区域 -->
     <scroll-view
       class="chat-content"
-      :style="{ bottom: (keyboardHeight > 0 ? keyboardHeight + 60 : 60) + 'px' }"
+      :style="{ bottom: (keyboardHeight > 0 ? keyboardHeight + 120 : 120) + 'px' }"
       scroll-y="true"
       enhanced="true"
       bounces="false"