refactor(mobile-app): 修改"我的"页面文案

- "直推人数" → "引荐"
- "个人种植数" → "个人种植树"
- "团队种植数" → "团队种植树"
- "直推列表" → "引荐列表"

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

frontend/mobile-app/lib/features/profile/presentation/pages/profile_page.dart

@@ -3216,7 +3216,7 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
             child: Column(
               children: [
                 const Text(
-                  '直推人数',
+                  '引荐',
                   style: TextStyle(
                     fontSize: 12,
                     fontFamily: 'Inter',
@@ -3257,7 +3257,7 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
             child: Column(
               children: [
                 const Text(
-                  '个人种植数',
+                  '个人种植树',
                   style: TextStyle(
                     fontSize: 12,
                     fontFamily: 'Inter',
@@ -3300,7 +3300,7 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
               child: Column(
                 children: [
                   const Text(
-                    '团队种植数',
+                    '团队种植树',
                     style: TextStyle(
                       fontSize: 12,
                       fontFamily: 'Inter',
@@ -3331,7 +3331,7 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
     );
   }
 
-  /// 构建直推列表
+  /// 构建引荐列表
   Widget _buildReferralList() {
     return Column(
       crossAxisAlignment: CrossAxisAlignment.start,
@@ -3339,7 +3339,7 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
         const Padding(
           padding: EdgeInsets.only(top: 8),
           child: Text(
-            '直推列表',
+            '引荐列表',
             style: TextStyle(
               fontSize: 16,
               fontFamily: 'Inter',