diff --git a/email-templates/base.php b/email-templates/base.php
index d915ebd..4dd46f1 100644
--- a/email-templates/base.php
+++ b/email-templates/base.php
@@ -65,8 +65,6 @@ function argon_get_email_types() {
     <p style="margin: 0 0 8px 0; color: #2d3748; font-size: 14px; font-weight: 600;">审核信息</p>
     <p style="margin: 0 0 4px 0; color: #4a5568; font-size: 13px;">识别结果：<span style="color: #e53e3e; font-weight: 600;">疑似不当内容</span></p>
     <p style="margin: 0 0 4px 0; color: #4a5568; font-size: 13px;">识别理由：{{ai_spam_reason}}</p>
-    <p style="margin: 0 0 4px 0; color: #718096; font-size: 12px;">AI 模型：{{ai_model}}</p>
-    <p style="margin: 0 0 4px 0; color: #718096; font-size: 12px;">服务提供商：{{ai_provider}}</p>
     <p style="margin: 0; color: #718096; font-size: 12px;">识别码：{{ai_detection_code}}</p>
 </div>
 <p style="margin: 0 0 20px 0; color: #525f7f; line-height: 1.6;">如果您认为这是误判，请通过识别码查询详细信息或联系网站管理员申诉。</p>
@@ -80,8 +78,6 @@ function argon_get_email_types() {
                 'commenter_name' => __('评论者名称', 'argon'),
                 'comment_content' => __('评论内容', 'argon'),
                 'ai_spam_reason' => __('AI 识别理由', 'argon'),
-                'ai_model' => __('AI 模型', 'argon'),
-                'ai_provider' => __('AI 服务提供商', 'argon'),
                 'ai_detection_code' => __('AI 识别码', 'argon'),
                 'query_url' => __('查询链接', 'argon'),
                 'unsubscribe_url' => __('退订链接', 'argon'),
@@ -276,6 +272,7 @@ function argon_get_email_base_template($include_unsubscribe = false) {
             'twitter' => 'Twitter',
             'github' => 'GitHub',
             'weibo' => '微博',
+            'bilibili' => 'Bilibili',
             'facebook' => 'Facebook',
             'instagram' => 'Instagram'
         );
diff --git a/functions.php b/functions.php
index 34b8992..aea7d75 100644
--- a/functions.php
+++ b/functions.php
@@ -8090,3 +8090,50 @@ function argon_spam_detection_trash_comment() {
 	}
 }
 add_action('wp_ajax_argon_spam_detection_trash_comment', 'argon_spam_detection_trash_comment');
+
+// ==========================================================================
+// 邮件社交链接自动补全
+// ==========================================================================
+
+/**
+ * 标准化社交链接 URL
+ * 支持输入完整 URL 或仅用户名/UID，自动补全为完整链接
+ * 
+ * @param string $platform 平台名称 (twitter, github, weibo, bilibili)
+ * @param string $input 用户输入（完整 URL 或用户名/UID）
+ * @return string 标准化后的完整 URL，如果输入为空则返回空字符串
+ */
+function argon_normalize_social_url($platform, $input) {
+	$input = trim($input);
+	
+	// 如果输入为空，直接返回
+	if (empty($input)) {
+		return '';
+	}
+	
+	// 如果已经是完整 URL，直接返回
+	if (preg_match('/^https?:\/\//i', $input)) {
+		return esc_url($input);
+	}
+	
+	// 根据平台补全 URL
+	$base_urls = [
+		'twitter' => 'https://twitter.com/',
+		'github' => 'https://github.com/',
+		'weibo' => 'https://weibo.com/',
+		'bilibili' => 'https://space.bilibili.com/',
+		'facebook' => 'https://facebook.com/',
+		'instagram' => 'https://instagram.com/'
+	];
+	
+	if (!isset($base_urls[$platform])) {
+		// 未知平台，返回原始输入
+		return esc_url($input);
+	}
+	
+	// 移除可能的 @ 符号前缀
+	$username = ltrim($input, '@');
+	
+	// 构建完整 URL
+	return esc_url($base_urls[$platform] . $username);
+}
diff --git a/settings.php b/settings.php
index 1892168..a16867f 100644
--- a/settings.php
+++ b/settings.php
@@ -4621,17 +4621,21 @@ window.pjaxLoaded = function(){
 							<?php $social_links = get_option('argon_email_social_links', array()); ?>
 							<div style="margin-bottom: 8px;">
 								<label style="display: inline-block; width: 80px;">Twitter:</label>
-								<input type="text" name="argon_email_social_twitter" value="<?php echo esc_attr(isset($social_links['twitter']) ? $social_links['twitter'] : ''); ?>" placeholder="https://twitter.com/username" style="width: 300px;" />
+								<input type="text" name="argon_email_social_twitter" value="<?php echo esc_attr(isset($social_links['twitter']) ? $social_links['twitter'] : ''); ?>" placeholder="username" style="width: 300px;" />
 							</div>
 							<div style="margin-bottom: 8px;">
 								<label style="display: inline-block; width: 80px;">GitHub:</label>
-								<input type="text" name="argon_email_social_github" value="<?php echo esc_attr(isset($social_links['github']) ? $social_links['github'] : ''); ?>" placeholder="https://github.com/username" style="width: 300px;" />
+								<input type="text" name="argon_email_social_github" value="<?php echo esc_attr(isset($social_links['github']) ? $social_links['github'] : ''); ?>" placeholder="username" style="width: 300px;" />
 							</div>
 							<div style="margin-bottom: 8px;">
 								<label style="display: inline-block; width: 80px;"><?php _e('微博', 'argon');?>:</label>
-								<input type="text" name="argon_email_social_weibo" value="<?php echo esc_attr(isset($social_links['weibo']) ? $social_links['weibo'] : ''); ?>" placeholder="https://weibo.com/username" style="width: 300px;" />
+								<input type="text" name="argon_email_social_weibo" value="<?php echo esc_attr(isset($social_links['weibo']) ? $social_links['weibo'] : ''); ?>" placeholder="username" style="width: 300px;" />
 							</div>
-							<p class="description"><?php _e('邮件页脚显示的社交链接，留空则不显示', 'argon');?></p>
+							<div style="margin-bottom: 8px;">
+								<label style="display: inline-block; width: 80px;">Bilibili:</label>
+								<input type="text" name="argon_email_social_bilibili" value="<?php echo esc_attr(isset($social_links['bilibili']) ? $social_links['bilibili'] : ''); ?>" placeholder="UID" style="width: 300px;" />
+							</div>
+							<p class="description"><?php _e('邮件页脚显示的社交链接，留空则不显示。支持填写完整 URL 或仅填写用户名/UID（将自动补全为完整链接）', 'argon');?></p>
 						</td>
 					</tr>
 
@@ -4669,7 +4673,7 @@ window.pjaxLoaded = function(){
 									<div style="margin-bottom: 16px;">
 										<label style="display: block; margin-bottom: 4px; font-weight: 500;"><?php _e('邮件主题', 'argon');?>：</label>
 										<input type="text" name="argon_email_template_<?php echo esc_attr($type_key); ?>_subject" 
-											value="<?php echo esc_attr($config['subject']); ?>" 
+											value="<?php echo esc_attr(get_option('argon_email_template_' . $type_key . '_subject', $config['default_subject'])); ?>" 
 											placeholder="<?php echo esc_attr($config['default_subject']); ?>"
 											style="width: 100%;" />
 									</div>
@@ -4678,7 +4682,7 @@ window.pjaxLoaded = function(){
 										<label style="display: block; margin-bottom: 4px; font-weight: 500;"><?php _e('邮件内容', 'argon');?>：</label>
 										<textarea name="argon_email_template_<?php echo esc_attr($type_key); ?>_content" 
 											rows="12" style="width: 100%; font-family: monospace; font-size: 13px;"
-											placeholder="<?php echo esc_attr($config['default_content']); ?>"><?php echo esc_textarea(get_option('argon_email_template_' . $type_key . '_content', '')); ?></textarea>
+											placeholder="<?php echo esc_attr($config['default_content']); ?>"><?php echo esc_textarea(get_option('argon_email_template_' . $type_key . '_content', $config['default_content'])); ?></textarea>
 									</div>
 
 									<div style="margin-bottom: 16px;">
@@ -6379,11 +6383,12 @@ function argon_update_themeoptions(){
 		argon_update_option('argon_email_blog_name');
 		argon_update_option('argon_email_footer_text');
 		
-		// 保存社交链接为数组
+		// 保存社交链接为数组（自动补全完整 URL）
 		$social_links = array(
-			'twitter' => isset($_POST['argon_email_social_twitter']) ? sanitize_url($_POST['argon_email_social_twitter']) : '',
-			'github' => isset($_POST['argon_email_social_github']) ? sanitize_url($_POST['argon_email_social_github']) : '',
-			'weibo' => isset($_POST['argon_email_social_weibo']) ? sanitize_url($_POST['argon_email_social_weibo']) : ''
+			'twitter' => argon_normalize_social_url('twitter', isset($_POST['argon_email_social_twitter']) ? sanitize_text_field($_POST['argon_email_social_twitter']) : ''),
+			'github' => argon_normalize_social_url('github', isset($_POST['argon_email_social_github']) ? sanitize_text_field($_POST['argon_email_social_github']) : ''),
+			'weibo' => argon_normalize_social_url('weibo', isset($_POST['argon_email_social_weibo']) ? sanitize_text_field($_POST['argon_email_social_weibo']) : ''),
+			'bilibili' => argon_normalize_social_url('bilibili', isset($_POST['argon_email_social_bilibili']) ? sanitize_text_field($_POST['argon_email_social_bilibili']) : '')
 		);
 		update_option('argon_email_social_links', $social_links);