优化：AI小助手在线列表样式改为与普通用户一致

resources/views/chat/partials/scripts.blade.php

@@ -84,14 +84,14 @@
         };
         userList.appendChild(allDiv);
 
-        // ── AI 小助手（仅当全局开关开启时显示）──
+        // ── AI 小助手（仅当全局开关开启时显示，与普通用户风格一致）──
         if (window.chatContext.chatBotEnabled) {
             let botDiv = document.createElement('div');
             botDiv.className = 'user-item';
-            botDiv.style.background = 'linear-gradient(135deg, #e0f2fe, #f0fdf4)';
-            botDiv.style.borderLeft = '3px solid #22c55e';
-            botDiv.innerHTML = '<span style="font-size:14px; margin-right:3px;">🤖</span>' +
-                '<span class="user-name" style="color: #16a34a; font-weight: bold;">AI小助手</span>';
+            botDiv.innerHTML = `
+                <img class="user-head" src="/images/headface/1.GIF" onerror="this.src='/images/headface/1.GIF'">
+                <span class="user-name">AI小助手</span><span style="font-size:12px; margin-left:2px;" title="聊天机器人">🤖</span>
+            `;
             botDiv.onclick = () => {
                 toUserSelect.value = 'AI小助手';
                 document.getElementById('content').focus();