diff --git a/automation/secsion.py b/automation/secsion.py
index b6383e8..e996b58 100644
--- a/automation/secsion.py
+++ b/automation/secsion.py
@@ -43,17 +43,20 @@ class SecsionDownloader:
 
                 async with async_playwright() as p:
                     # Docker 优化：添加 --disable-dev-shm-usage 避免共享内存不足
+                    # 注意：不能使用 --single-process，它会破坏 Chromium 的下载机制
                     browser = await p.chromium.launch(
                         headless=True,
+                        downloads_path=self.download_dir,
                         args=[
                             "--disable-dev-shm-usage",
                             "--disable-gpu",
-                            "--single-process"
+                            "--no-sandbox"
                         ]
                     )
                     context = await browser.new_context(
                         ignore_https_errors=True,
-                        viewport={'width': 1280, 'height': 800}
+                        viewport={'width': 1280, 'height': 800},
+                        accept_downloads=True
                     )
                     page = await context.new_page()
 
@@ -188,6 +191,9 @@ class SecsionDownloader:
 
         page.on("response", on_response)
 
+        # 记录下载目录现有文件（用于兜底检测）
+        existing_files = set(os.listdir(self.download_dir)) if os.path.exists(self.download_dir) else set()
+
         # 点击导出报表并捕获下载
         logger.info("点击导出报表...")
         download_timeout = 120000  # 2 分钟
@@ -205,8 +211,22 @@ class SecsionDownloader:
             return save_path
 
         except Exception as download_err:
-            # 下载事件未触发，进行诊断
-            logger.warning(f"下载事件捕获失败: {download_err}")
+            # Playwright download 事件未触发，尝试文件系统兜底检测
+            logger.warning(f"Playwright 下载事件捕获失败: {download_err}")
+            logger.info("尝试文件系统兜底检测...")
+
+            # 等待一小段时间让可能的下载完成
+            await asyncio.sleep(5)
+
+            new_files = self._find_new_files(existing_files)
+            if new_files:
+                # 按修改时间取最新的
+                latest = max(new_files, key=lambda f: os.path.getmtime(os.path.join(self.download_dir, f)))
+                save_path = os.path.join(self.download_dir, latest)
+                logger.info(f"文件系统兜底检测到新文件: {save_path}")
+                return save_path
+
+            logger.warning("文件系统兜底检测也未发现新文件")
 
             # 保存调试截图
             try:
@@ -261,6 +281,15 @@ class SecsionDownloader:
 
             raise
 
+    def _find_new_files(self, existing_files):
+        """检测下载目录中新增的文件"""
+        if not os.path.exists(self.download_dir):
+            return []
+        current_files = set(os.listdir(self.download_dir))
+        new_files = current_files - existing_files
+        # 过滤掉临时文件和调试截图
+        return [f for f in new_files if not f.endswith(('.crdownload', '.tmp')) and not f.startswith('debug_')]
+
     async def _set_date(self, page, input_box, date_str):
         """
         设置 TDesign 日期选择器的值