diff --git a/app/service/adapter/textToShot.ts b/app/service/adapter/textToShot.ts
index 6315f72..6de8cf2 100644
--- a/app/service/adapter/textToShot.ts
+++ b/app/service/adapter/textToShot.ts
@@ -25,8 +25,16 @@ interface HighlightNode {
   attrs: HighlightAttributes;
 }
 
+// 定义只读文本节点接口
+interface ReadonlyTextNode {
+  type: 'readonlyText';
+  attrs: {
+    text: string;
+  };
+}
+
 // 定义内容节点类型（文本或角色标记）
-type ContentNode = TextNode | CharacterTokenNode | HighlightNode;
+type ContentNode = TextNode | CharacterTokenNode | HighlightNode | ReadonlyTextNode;
 
 // 定义段落接口
 interface Paragraph {
@@ -217,6 +225,12 @@ export class TextToShotAdapter {
             attrs: {
               ...roleMatch
             }},
+            {
+              type: 'readonlyText',
+              attrs: {
+                text: '：'
+              }
+            },
             ...dialogNodes
           ]
         };
diff --git a/components/ai-suggestion-bar.tsx b/components/ai-suggestion-bar.tsx
index 05418d5..24b5bcb 100644
--- a/components/ai-suggestion-bar.tsx
+++ b/components/ai-suggestion-bar.tsx
@@ -101,7 +101,7 @@ export function AISuggestionBar({
                 height: { type: "spring", stiffness: 300, damping: 30 },
                 opacity: { duration: 0.2 }
               }}
-              className="mb-4 pt-4 px-4 overflow-hidden bg-black/40 rounded-xl backdrop-blur-sm"
+              className="mb-2 pt-4 px-4 overflow-hidden bg-black/40 rounded-xl backdrop-blur-sm"
             >
               <motion.div 
                 className="flex items-center gap-3 mb-3"
@@ -180,7 +180,10 @@ export function AISuggestionBar({
                 toggleCollapse();
               }
             }}
-            onBlur={() => setIsFocused(false)}
+            onBlur={() => {
+              setIsFocused(false);
+              setShowSuggestions(!showSuggestions)
+            }}
             placeholder={isCollapsed ? "点击展开..." : placeholder}
             className="w-full resize-none bg-transparent border-none px-4 py-3 text-white placeholder:text-white/40
               focus:outline-none min-h-[52px] max-h-[150px] pr-[100px]"
@@ -189,7 +192,7 @@ export function AISuggestionBar({
           />
           
           {/* 操作按钮 */}
-          <div className="absolute right-2 top-1/2 -translate-y-1/2 flex items-center gap-2">
+          <div className="absolute right-2 bottom-2 flex items-center gap-2">
             <motion.button
               className={`
                 p-2 rounded-lg transition-colors
diff --git a/components/ui/shot-editor/ShotsEditor.tsx b/components/ui/shot-editor/ShotsEditor.tsx
index 4d80bf2..a670393 100644
--- a/components/ui/shot-editor/ShotsEditor.tsx
+++ b/components/ui/shot-editor/ShotsEditor.tsx
@@ -171,7 +171,7 @@ export const ShotsEditor = forwardRef<any, ShotsEditorProps>(function ShotsEdito
             avatar: ''
           }
         },
-        { type: 'text', text: ' says:' }
+        { type: 'readonlyText', attrs: { text: '：' } }
       ]
     };