feat: deliver V1.1 dual-client UI fidelity milestone

miniapp/pages/service-program/service-program.wxml

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+<view class="service-page"><view class="hero"><text class="eyebrow">专项公益服务</text><text class="hero-title">让需要帮助的人被认真看见</text><text class="hero-desc">针对特定群体提供阶段性公益支持，项目条件与服务边界公开透明。</text></view><view class="content"><view class="block"><text class="block-title">青年人才公益交友支持</text><view class="card"><text class="feature-title">服务内容</text><text class="feature-desc">主题活动、资料指导、公益红娘转介与关系成长课堂。</text><text class="feature-title" style="margin-top:24rpx">申请条件</text><text class="feature-desc">以项目当期公布的年龄、工作或居住条件为准，不承诺匹配结果。</text><view><text class="tag">公益免费</text><text class="tag">自愿申请</text><text class="tag">隐私保护</text></view></view></view><view class="notice">项目主办或协作关系不会自动获得用户资料访问权限。</view></view><view class="fixed-action"><view class="primary-btn" bindtap="apply">了解申请方式</view></view></view>