<view class="page">
  <view class="page-header page-header-pink" style="padding-top: {{statusBarHeight + 24}}px;">
    <view class="nav-back" bindtap="onBack">‹ 返回</view>
    <view class="page-header-title">使用帮助</view>
  </view>
  <view class="page-content">
    <view class="placeholder-container">
      <view class="placeholder-icon">📖</view>
      <view class="placeholder-text">内容建设中</view>
      <view class="placeholder-sub">帮助文档正在编写，敬请期待</view>
    </view>
  </view>
</view>
