diff --git a/email-templates/base.php b/email-templates/base.php
index 4d550e9..9cb8fe8 100644
--- a/email-templates/base.php
+++ b/email-templates/base.php
@@ -97,6 +97,25 @@ function argon_get_email_types() {
                 'theme_color' => __('主题色', 'argon'),
             ),
         ),
+        'todo_urge' => array(
+            'name' => __('TODO 提醒', 'argon'),
+            'description' => __('访客催促作者完成 TODO 时发送的邮件', 'argon'),
+            'default_subject' => '[{{blog_name}}] 有人催你完成 TODO',
+            'default_content' => '<h2 style="margin: 0 0 16px 0; font-size: 20px; font-weight: 600; color: #32325d;">有访客催促你完成 TODO</h2>
+<div style="background: #f6f9fc; border-left: 4px solid {{theme_color}}; padding: 16px; border-radius: 4px; margin: 0 0 24px 0;">
+    <p style="margin: 0; color: #525f7f; line-height: 1.6;">📝 {{todo_content}}</p>
+</div>
+<p style="margin: 0 0 24px 0; color: #525f7f; line-height: 1.6;">快去完成吧！</p>
+<a href="{{blog_url}}" style="display: inline-block; background: {{theme_color}}; color: #ffffff; padding: 12px 24px; border-radius: 6px; text-decoration: none; font-weight: 500;">前往博客</a>',
+            'placeholders' => array(
+                'blog_name' => __('博客名称', 'argon'),
+                'blog_url' => __('博客链接', 'argon'),
+                'todo_content' => __('TODO 内容', 'argon'),
+                'todo_id' => __('TODO ID', 'argon'),
+                'urge_time' => __('提醒时间', 'argon'),
+                'theme_color' => __('主题色', 'argon'),
+            ),
+        ),
         'general' => array(
             'name' => __('通用邮件', 'argon'),
             'description' => __('其他类型的通用邮件模板', 'argon'),
@@ -445,6 +464,13 @@ function argon_get_sample_email_vars($type) {
                 'reset_url' => home_url('/wp-login.php?action=rp&key=sample_key'),
             ));
             
+        case 'todo_urge':
+            return array_merge($common, array(
+                'todo_content' => '这是一个示例 TODO 任务内容',
+                'todo_id' => 'sample_todo_id',
+                'urge_time' => date_i18n(get_option('date_format') . ' ' . get_option('time_format')),
+            ));
+            
         case 'general':
         default:
             return array_merge($common, array(
diff --git a/functions.php b/functions.php
index 5bbebdb..49f2fed 100644
--- a/functions.php
+++ b/functions.php
@@ -3754,25 +3754,15 @@ function argon_ajax_urge_todo() {
         wp_send_json_error(__('TODO 不存在', 'argon'));
     }
     
-    // 使用主题内置的邮件发送接口
+    // 使用邮件模板系统发送
     $admin_email = get_option('admin_email');
-    $site_name = get_bloginfo('name');
-    $site_url = get_bloginfo('url');
+    $vars = array(
+        'todo_content' => $todo_content,
+        'todo_id' => $id,
+        'urge_time' => date_i18n(get_option('date_format') . ' ' . get_option('time_format')),
+    );
     
-    $subject = '[' . $site_name . '] ' . __('有人催你完成 TODO', 'argon');
-    $html = '
-        <div style="max-width: 600px; margin: 0 auto; padding: 20px; font-family: -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, sans-serif;">
-            <h2 style="color: #5e72e4; margin-bottom: 20px;">' . __('有访客催促你完成 TODO', 'argon') . '</h2>
-            <div style="background: #f8f9fa; border-left: 4px solid #5e72e4; padding: 15px; margin: 20px 0;">
-                <p style="margin: 0; font-size: 16px;">📝 ' . esc_html($todo_content) . '</p>
-            </div>
-            <p style="color: #666;">' . __('快去完成吧！', 'argon') . '</p>
-            <hr style="border: none; border-top: 1px solid #eee; margin: 20px 0;">
-            <p style="color: #999; font-size: 12px;">' . __('来自', 'argon') . ' <a href="' . $site_url . '">' . $site_name . '</a></p>
-        </div>
-    ';
-    
-    send_mail($admin_email, $subject, $html);
+    argon_send_email($admin_email, 'todo_urge', $vars);
     
     // 该任务今天不能再被提醒（到明天0点）
     $tomorrow = strtotime('tomorrow');
diff --git a/settings.php b/settings.php
index c9d3bc3..1046a95 100644
--- a/settings.php
+++ b/settings.php
@@ -5415,7 +5415,7 @@ function argon_update_themeoptions(){
 		update_option('argon_email_social_links', $social_links);
 
 		// 保存邮件模板配置
-		$email_types = array('comment_notify', 'reply_notify', 'user_register', 'password_reset', 'general');
+		$email_types = array('comment_notify', 'reply_notify', 'user_register', 'password_reset', 'todo_urge', 'general');
 		foreach ($email_types as $type) {
 			// 保存启用状态
 			argon_update_option_checkbox('argon_email_template_' . $type . '_enabled');