diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..312ba94
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+/result/
+*.zip 
diff --git a/utils/tweet_generator.py b/utils/tweet_generator.py
index 35c73d6..41bd9da 100644
--- a/utils/tweet_generator.py
+++ b/utils/tweet_generator.py
@@ -171,12 +171,24 @@ def generate_single_content(ai_agent, system_prompt, user_prompt, item, output_d
         
         print(f"生成完成，tokens: {tokens}, 耗时: {time_cost}s")
 
-        # 保存到单独文件
+        # --- Correct directory structure --- 
+        # Define the full path to the run-specific directory
+        run_specific_output_dir = os.path.join(output_dir, run_id) # e.g., result/2025-04-22...
+
+        # Define the directory for this specific article variant *under* the run directory
+        variant_result_dir = os.path.join(run_specific_output_dir, f"{article_index}_{variant_index}") # e.g., result/2025-04-22.../1_1
+        os.makedirs(variant_result_dir, exist_ok=True) # Ensure the variant directory exists
+
+        # Create the tweetContent object (output_dir param might be irrelevant for saving)
         tweet_content = tweetContent(result, user_prompt, output_dir, run_id, article_index, variant_index)
-        result_dir = os.path.join(output_dir, f"{article_index}_{variant_index}")
-        os.makedirs(result_dir, exist_ok=True)
-        tweet_content.save_content(os.path.join(result_dir, "article.json"))
-        tweet_content.save_prompt(os.path.join(result_dir, "tweet_prompt.txt"))
+
+        # Save content and prompt to the correct variant directory
+        content_save_path = os.path.join(variant_result_dir, "article.json")
+        prompt_save_path = os.path.join(variant_result_dir, "tweet_prompt.txt")
+        tweet_content.save_content(content_save_path)
+        tweet_content.save_prompt(prompt_save_path)
+        print(f"    Saved article content to: {content_save_path}") # Add log for confirmation
+        # --- End directory structure correction ---
         
         return tweet_content, result
     except Exception as e: