refactor(页面样式): 移除搜索页热门搜索和底部导航，调整首页间距

- 搜索页配置文件改为自定义导航样式，移除背景色配置
- 搜索页移除热门搜索模块和底部导航组件
- 首页热门资料模块增加底部外边距
- 清理搜索页中未使用的热门搜索数据

@@ -116,7 +116,7 @@
       </view>
 
       <!-- Hot Materials -->
-      <view class="bg-white rounded-[32rpx] shadow-sm p-[32rpx]">
+      <view class="bg-white rounded-[32rpx] shadow-sm p-[32rpx] mb-[48rpx]">
         <view class="flex justify-between items-center mb-[24rpx]">
           <text class="text-gray-900 text-[32rpx] font-bold">本周热门资料</text>
           <view class="flex items-center text-blue-600" @tap="go('/pages/knowledge-base/index')">

+/*
+ * @Date: 2026-01-29 23:36:16
+ * @LastEditors: hookehuyr hookehuyr@gmail.com
+ * @LastEditTime: 2026-01-29 23:37:49
+ * @FilePath: /manulife-weapp/src/pages/search/index.config.js
+ * @Description: 搜索页面配置文件
+ */
 export default {
   navigationBarTitleText: '搜索',
   enablePullDownRefresh: true,
-  backgroundColor: '#F9FAFB'
+  navigationStyle: 'custom'
 }

@@ -104,25 +104,7 @@
         <view class="text-[#6B7280] text-[28rpx]">搜索培训资料、案例、产品</view>
         <view class="text-[#9CA3AF] text-[24rpx] mt-[12rpx]">输入关键词开始搜索</view>
       </view>
-
-      <!-- Hot Searches -->
-      <view v-if="!hasSearched" class="mt-[60rpx]">
-        <view class="text-[#1F2937] text-[28rpx] font-bold mb-[24rpx]">热门搜索</view>
-        <view class="flex flex-wrap gap-[16rpx]">
-          <view
-            v-for="(keyword, index) in hotSearches"
-            :key="index"
-            class="px-[24rpx] py-[12rpx] bg-white rounded-full text-[26rpx] text-[#4B5563]"
-            @tap="searchKeyword = keyword; handleSearch()"
-          >
-            {{ keyword }}
-          </view>
-        </view>
-      </view>
     </view>
-
-    <!-- Tab Bar -->
-    <TabBar current="home" />
   </view>
 </template>
 
@@ -131,7 +113,6 @@ import { ref, computed } from 'vue'
 import Taro from '@tarojs/taro'
 import { useGo } from '@/hooks/useGo'
 import NavHeader from '@/components/NavHeader.vue'
-import TabBar from '@/components/TabBar.vue'
 import IconFont from '@/components/IconFont.vue'
 
 // Navigation
@@ -145,15 +126,6 @@ const hasSearched = ref(false)
 // Tabs
 const tabs = ['全部', '产品', '资料']
 
-// Hot searches
-const hotSearches = ref([
-  '家庭财富传承',
-  '儿童教育金',
-  '医疗保险',
-  '高净值客户',
-  '保险合同',
-])
-
 // Mock data
 const mockData = ref([
   {