feat: redesign activity and profile tabs

miniapp/pages/activity/activity.wxml

@@ -1,43 +1,35 @@
-<!-- 公益活动列表页 U31 -->
-<view class="act-page reference-page">
-  <!-- 顶部区：标题 + 我的活动入口 -->
-  <view class="act-page__topbar">
-    <ui-section-header
-      title="公益活动"
-      subtitle="丹阳本地公益组织主办"
-      action="我的活动"
-      bind:action="onMyActivities"
-    />
+<!-- 公益活动列表页：仅展示与报名，不在列表创建 Match 或聊天 -->
+<view class="act-page app-page reference-page">
+  <view class="activity-hero">
+    <view class="activity-nav">
+      <text class="activity-title">公益活动</text>
+      <view class="activity-calendar" bindtap="onMyActivities">
+        <image src="/assets/icons/home/activity.png" mode="aspectFit" />
+      </view>
+    </view>
+    <scroll-view scroll-x class="activity-categories">
+      <view class="activity-category-row">
+        <view wx:for="{{categories}}" wx:key="code" class="activity-category {{activeCategory === item.code ? 'active' : ''}}" data-code="{{item.code}}" bindtap="onCategoryTap">{{item.label}}</view>
+      </view>
+    </scroll-view>
+  </view>
+
+  <view class="activity-heading">
+    <view><text class="heading-title">丹阳公益活动</text><text class="heading-subtitle">丰富活动，连接更多可能</text></view>
+    <text class="my-activity-link" bindtap="onMyActivities">我的活动</text>
   </view>
 
-  <!-- 首次加载 -->
   <view wx:if="{{loading && !firstLoaded}}" class="act-loading">
     <ui-loading mode="skeleton" rows="3" />
   </view>
 
-  <!-- 列表 -->
   <view wx:elif="{{activities.length}}" class="act-list">
-    <ui-activity-card
-      wx:for="{{activities}}"
-      wx:key="activityId"
-      activity="{{item}}"
-      bind:tap="onActivityTap"
-    />
-    <!-- 加载更多 -->
-    <view wx:if="{{loadingMore}}" class="act-list__more">
-      <ui-loading mode="spinner" inline text="加载更多活动…" />
-    </view>
-    <view wx:elif="{{!hasMore}}" class="act-list__end">已到底部</view>
+    <ui-activity-card wx:for="{{activities}}" wx:key="activityId" activity="{{item}}" bind:tap="onActivityTap" />
+    <view wx:if="{{loadingMore}}" class="act-list__more"><ui-loading mode="spinner" inline text="加载更多活动" /></view>
+    <view wx:elif="{{!hasMore}}" class="act-list__end">更多公益活动正在筹备</view>
   </view>
 
-  <!-- 空状态 -->
   <view wx:else class="act-empty">
-    <ui-empty
-      title="{{emptyConfig.title}}"
-      description="{{emptyConfig.description}}"
-      illustration="{{emptyConfig.illustration}}"
-      actions="{{emptyConfig.actions}}"
-      bind:action="onEmptyAction"
-    />
+    <ui-empty title="{{emptyConfig.title}}" description="{{emptyConfig.description}}" illustration="{{emptyConfig.illustration}}" actions="{{emptyConfig.actions}}" bind:action="onEmptyAction" />
   </view>
 </view>