更新 Hotmail 服务模式为本地助手，禁用远程服务选项，并添加使用教程按钮及相关逻辑

sidepanel/sidepanel.html

@@ -130,7 +130,7 @@
       <div class="data-row">
         <span class="data-label">邮箱服务</span>
         <select id="select-mail-provider" class="data-select">
-          <option value="hotmail-api">Hotmail（远程/本地）</option>
+          <option value="hotmail-api">Hotmail（本地助手）</option>
           <option value="163">163 邮箱 (mail.163.com)</option>
           <option value="163-vip">163 VIP 邮箱 (webmail.vip.163.com)</option>
           <option value="qq">QQ 邮箱 (wx.mail.qq.com)</option>
@@ -205,9 +205,9 @@
       <div class="section-mini-header">
         <div class="section-mini-copy">
           <span class="section-label">Hotmail 账号池</span>
-          <span class="section-hint">支持远程服务与本地助手两种接码模式</span>
         </div>
         <div class="section-mini-actions">
+          <button id="btn-hotmail-usage-guide" class="btn btn-ghost btn-xs" type="button">使用教程</button>
           <button id="btn-clear-used-hotmail-accounts" class="btn btn-ghost btn-xs" type="button">清空已用</button>
           <button id="btn-delete-all-hotmail-accounts" class="btn btn-ghost btn-xs" type="button">全部删除</button>
           <button id="btn-toggle-hotmail-list" class="btn btn-ghost btn-xs" type="button" aria-expanded="false">展开列表</button>
@@ -216,7 +216,7 @@
       <div class="data-row" id="row-hotmail-service-mode">
         <span class="data-label">接码模式</span>
         <div id="hotmail-service-mode-group" class="choice-group" role="group" aria-label="Hotmail 接码模式">
-          <button type="button" class="choice-btn" data-hotmail-service-mode="remote">远程服务</button>
+          <button type="button" class="choice-btn" data-hotmail-service-mode="remote" disabled title="远程服务暂时禁用">远程服务</button>
           <button type="button" class="choice-btn" data-hotmail-service-mode="local">本地助手</button>
         </div>
       </div>