diff --git a/backend/app/controller/FeishuCardController.php b/backend/app/controller/FeishuCardController.php
index 5f72bac..e4e6d2c 100644
--- a/backend/app/controller/FeishuCardController.php
+++ b/backend/app/controller/FeishuCardController.php
@@ -192,17 +192,22 @@ class FeishuCardController extends BaseController
             // 检查用户是否有权限审批
             $order = \app\model\ApprovalOrder::find($orderId);
             if (!$order) {
+                error_log('❌ 审批单不存在: order_id=' . $orderId);
                 return $this->errorCard('审批单不存在');
             }
 
+            error_log('📝 开始审批通过: order_id=' . $orderId . ', user_id=' . $user->id . ', remark=' . $remark);
+
             // 执行审批通过
             $approvalService->approve($orderId, $user->id, $remark);
 
-            error_log('✅ 审批通过成功: order_id=' . $orderId . ', remark=' . $remark);
-            return $this->successCard('审批通过', $this->buildApproveContent($user, $order, $remark));
+            error_log('✅ 审批通过成功，准备返回卡片');
+            $response = $this->successCard('审批通过', $this->buildApproveContent($user, $order, $remark));
+            error_log('✅ 卡片响应已生成');
+            return $response;
 
         } catch (\Exception $e) {
-            error_log('❌ 审批通过异常: ' . $e->getMessage());
+            error_log('❌ 审批通过异常: ' . $e->getMessage() . ', file: ' . $e->getFile() . ', line: ' . $e->getLine());
             return $this->errorCard('审批失败: ' . $e->getMessage());
         }
     }
@@ -273,17 +278,22 @@ class FeishuCardController extends BaseController
             // 检查用户是否有权限审批
             $order = \app\model\ApprovalOrder::find($orderId);
             if (!$order) {
+                error_log('❌ 审批单不存在: order_id=' . $orderId);
                 return $this->errorCard('审批单不存在');
             }
 
+            error_log('📝 开始审批拒绝: order_id=' . $orderId . ', user_id=' . $user->id . ', reason=' . $reason);
+
             // 执行审批拒绝
             $approvalService->reject($orderId, $user->id, $reason);
 
-            error_log('✅ 审批拒绝成功: order_id=' . $orderId . ', reason=' . $reason);
-            return $this->successCard('已拒绝', $this->buildRejectContent($user, $order, $reason));
+            error_log('✅ 审批拒绝成功，准备返回卡片');
+            $response = $this->successCard('已拒绝', $this->buildRejectContent($user, $order, $reason));
+            error_log('✅ 卡片响应已生成');
+            return $response;
 
         } catch (\Exception $e) {
-            error_log('❌ 审批拒绝异常: ' . $e->getMessage());
+            error_log('❌ 审批拒绝异常: ' . $e->getMessage() . ', file: ' . $e->getFile() . ', line: ' . $e->getLine());
             return $this->errorCard('审批失败: ' . $e->getMessage());
         }
     }
@@ -417,10 +427,16 @@ class FeishuCardController extends BaseController
      */
     private function json(array $data): Response
     {
+        $json = json_encode($data, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
+
+        error_log('📤 飞书卡片响应: ' . $json);
+
         return new \Webman\Http\Response(
             200,
-            ['Content-Type' => 'application/json; charset=utf-8'],
-            json_encode($data, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES)
+            [
+                'Content-Type' => 'application/json; charset=utf-8',
+            ],
+            $json
         );
     }
 }