diff --git a/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/web/DangerOperationController.java b/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/web/DangerOperationController.java
index 8e4491b0f..7ef9c6db2 100644
--- a/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/web/DangerOperationController.java
+++ b/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/web/DangerOperationController.java
@@ -273,7 +273,8 @@ public class DangerOperationController {
 
         // 如果没有配置 AppSecret，则无法进行后续交互
         if (!StringUtils.hasText(appSecret)) {
-            log.error("【dingtalk】DingTalk AppSecret not configured");
+            log.info("【dingtalk】DingTalk AppSecret not configured");
+            model.addAttribute("isAuthenticated", false);
             model.addAttribute("authError", "服务端未配置 AppSecret，无法登录");
             return "form";
         }
@@ -297,7 +298,8 @@ public class DangerOperationController {
             String accessToken = tokenJson.getString("accessToken");
 
             if (!StringUtils.hasText(accessToken)) {
-                log.error("【dingtalk】Failed to get access token: {}", tokenResponse);
+                log.info("【dingtalk】Failed to get access token: {}", tokenResponse);
+                model.addAttribute("isAuthenticated", false);
                 model.addAttribute("authError", "钉钉登录验证失败: 无法获取 AccessToken");
                 return "form";
             }
@@ -315,13 +317,16 @@ public class DangerOperationController {
             String mobile = userJson.getString("mobile");
 
             if (!StringUtils.hasText(mobile)) {
-                log.error("【dingtalk】Failed to get user info: {}", userInfoResponse);
+                log.info("【dingtalk】Failed to get user info: {}", userInfoResponse);
+                model.addAttribute("isAuthenticated", false);
                 model.addAttribute("authError", "钉钉登录验证失败: 无法获取用户手机号");
                 return "form";
             }
 
             List<ThirdPartyUserDTO> users = RpcExternalUtil.rpcApiResultProcessor(() -> thirdPartySyncApi.getUserInfosByPhone(mobile), "查询用户是否存在", mobile);
             if (CollectionUtils.isEmpty(users)) {
+                log.info("【dingtalk】Failed to get user info2: {}", JSON.toJSONString(users));
+                model.addAttribute("isAuthenticated", false);
                 model.addAttribute("authError", "用户未授权！");
                 return "form";
             }
@@ -341,7 +346,8 @@ public class DangerOperationController {
             return "form";
 
         } catch (Exception e) {
-            log.error("【dingtalk】DingTalk Callback Error", e);
+            log.info("【dingtalk】DingTalk Callback Error", e);
+            model.addAttribute("isAuthenticated", false);
             model.addAttribute("authError", "登录过程中发生异常: " + e.getMessage());
             return "form";
         }
diff --git a/workflow-engine-server/src/main/resources/templates/form.html b/workflow-engine-server/src/main/resources/templates/form.html
index eb8cf992e..10de2d6f6 100644
--- a/workflow-engine-server/src/main/resources/templates/form.html
+++ b/workflow-engine-server/src/main/resources/templates/form.html
@@ -34,35 +34,53 @@
         }
     </script>
 
-    <style type="text/tailwindcss">
-        @layer utilities {
-            .form-input-focus {
-                @apply focus:border-primary focus:ring-2 focus:ring-primary/20 focus:outline-none;
-            }
+    <style type="text/css">
+        /* 自定义表单输入焦点样式 */
+        .form-input-focus:focus {
+            border-color: #165DFF;
+            box-shadow: 0 0 0 2px rgba(22, 93, 255, 0.2);
+            outline: none;
+        }
 
-            .form-transition {
-                @apply transition-all duration-300 ease-in-out;
-            }
+        /* 过渡动画 */
+        .form-transition {
+            transition: all 0.3s ease-in-out;
+        }
 
-            .card-shadow {
-                @apply shadow-lg hover:shadow-xl transition-shadow duration-300;
-            }
+        /* 卡片阴影效果 */
+        .card-shadow {
+            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
+            transition: box-shadow 0.3s;
+        }
 
-            .form-hidden {
-                @apply hidden opacity-0 h-0;
-            }
+        .card-shadow:hover {
+            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
+        }
 
-            .form-visible {
-                @apply opacity-100 h-auto;
-            }
+        /* 表单隐藏状态 */
+        .form-hidden {
+            display: none;
+            opacity: 0;
+            height: 0;
+            overflow: hidden;
+        }
 
-            .mask-fade {
-                @apply transition-opacity duration-300 ease-in-out;
-            }
+        /* 表单显示状态 */
+        .form-visible {
+            display: block;
+            opacity: 1;
+            height: auto;
+        }
 
-            .tab-active {
-                @apply text-primary border-primary;
-            }
+        /* 遮罩层渐变效果 */
+        .mask-fade {
+            transition: opacity 0.3s ease-in-out;
+        }
+
+        /* 标签页激活状态 */
+        .tab-active {
+            color: #165DFF;
+            border-color: #165DFF;
         }
     </style>
 
@@ -148,7 +166,7 @@
             <!-- 授权验证区域 - 未认证时显示 -->
             <div th:unless="${isAuthenticated}">
                 <!-- 错误提示 Banner -->
-                <div class="mb-4 bg-red-50 border border-red-200 rounded-lg p-4 flex items-center"
+                <div id="authError" class="mb-4 bg-red-50 border border-red-200 rounded-lg p-4 flex items-center"
                      th:if="${authError != null}">
                     <i class="fa fa-exclamation-circle text-danger text-lg mr-3"></i>
                     <div>
@@ -587,20 +605,20 @@
     // 页面加载时检查后端消息
     document.addEventListener('DOMContentLoaded', function () {
         // 检查流程操作的后端消息（使用 Thymeleaf JS 内联语法）
-        /*[[#{
-            if (${message != null}) {
+        const serverMessage = /*[[${message}]]*/ null;
+        if (serverMessage && serverMessage !== 'null') {
                 operationMessage.classList.remove('hidden');
-                if (${message.startsWith('操作成功')}) {
+            if (serverMessage.includes('成功')) {
                     operationMessage.className = 'mt-4 p-4 rounded-lg bg-green-50 border border-green-200 text-green-700';
                 } else {
                     operationMessage.className = 'mt-4 p-4 rounded-lg bg-red-50 border border-red-200 text-red-700';
                 }
-                operationMessage.innerHTML = '<i class="fa ' + (${message.startsWith('操作成功')} ? 'fa-check-circle' : 'fa-exclamation-circle') + ' mr-2"></i>' + '${message}';
+            const iconClass = serverMessage.includes('成功') ? 'fa-check-circle' : 'fa-exclamation-circle';
+            operationMessage.innerHTML = `<i class="fa ${iconClass} mr-2"></i>${serverMessage}`;
             }
-        }]]*/
 
         // 显示授权错误（如果有）
-        if (authError && authError.textContent.trim() !== '') {
+        if (authError && authError.textContent.trim() !== '' && !authError.textContent.includes('${authError}')) {
             authError.classList.remove('hidden');
         }
     });