style: 淡薰紫 Lavender Breeze + UI修复

- 主色改淡薰紫 #8B9CF7 + 白底 清新风格
- 每个智能体卡不同淡色调
- 删除欢迎卡底部"或直接对我说"
- 运动创建/打卡接入 API
- 全项目薄荷绿→淡紫替换

health_app/lib/pages/report/report_pages.dart

@@ -182,7 +182,7 @@ class ReportListPage extends ConsumerWidget {
         appBar: AppBar(title: const Text('看报告')),
         body: const Center(
           child: Column(mainAxisSize: MainAxisSize.min, children: [
-            CircularProgressIndicator(color: Color(0xFF14B8A6)),
+            CircularProgressIndicator(color: Color(0xFF8B9CF7)),
             SizedBox(height: 16),
             Text('AI 正在分析报告...'),
           ]),
@@ -209,7 +209,7 @@ class ReportListPage extends ConsumerWidget {
   Widget _buildUploadButton(BuildContext context, WidgetRef ref) {
     return FloatingActionButton(
       onPressed: () => _showUploadOptions(context, ref),
-      backgroundColor: const Color(0xFF14B8A6),
+      backgroundColor: const Color(0xFF8B9CF7),
       child: const Icon(Icons.add),
     );
   }
@@ -266,10 +266,10 @@ class ReportListPage extends ConsumerWidget {
           width: 120,
           height: 120,
           decoration: BoxDecoration(
-            color: const Color(0xFFF2FAF9),
+            color: const Color(0xFFF0F2FF),
             borderRadius: BorderRadius.circular(60),
           ),
-          child: const Icon(Icons.file_open, size: 48, color: Color(0xFF14B8A6)),
+          child: const Icon(Icons.file_open, size: 48, color: Color(0xFF8B9CF7)),
         ),
         const SizedBox(height: 20),
         const Text('暂无检查报告', style: TextStyle(fontSize: 18, fontWeight: FontWeight.w500)),
@@ -285,14 +285,14 @@ class ReportListPage extends ConsumerWidget {
       decoration: BoxDecoration(
         color: Colors.white,
         borderRadius: BorderRadius.circular(16),
-        boxShadow: [BoxShadow(color: const Color(0xFF14B8A6).withAlpha(10), blurRadius: 4, offset: const Offset(0, 2))],
+        boxShadow: [BoxShadow(color: const Color(0xFF8B9CF7).withAlpha(10), blurRadius: 4, offset: const Offset(0, 2))],
       ),
       child: ListTile(
         leading: Container(
           width: 48,
           height: 48,
           decoration: BoxDecoration(
-            color: const Color(0xFFF2FAF9),
+            color: const Color(0xFFF0F2FF),
             borderRadius: BorderRadius.circular(12),
           ),
           child: _getReportIcon(report.type),
@@ -315,13 +315,13 @@ class ReportListPage extends ConsumerWidget {
 
   Widget _getReportIcon(String type) {
     final icons = {
-      '血液检查': const Icon(Icons.bloodtype, size: 24, color: Color(0xFF14B8A6)),
-      '心电图': const Icon(Icons.monitor_heart, size: 24, color: Color(0xFF14B8A6)),
-      '超声检查': const Icon(Icons.image, size: 24, color: Color(0xFF14B8A6)),
-      '影像报告': const Icon(Icons.image, size: 24, color: Color(0xFF14B8A6)),
-      'PDF文档': const Icon(Icons.picture_as_pdf, size: 24, color: Color(0xFF14B8A6)),
+      '血液检查': const Icon(Icons.bloodtype, size: 24, color: Color(0xFF8B9CF7)),
+      '心电图': const Icon(Icons.monitor_heart, size: 24, color: Color(0xFF8B9CF7)),
+      '超声检查': const Icon(Icons.image, size: 24, color: Color(0xFF8B9CF7)),
+      '影像报告': const Icon(Icons.image, size: 24, color: Color(0xFF8B9CF7)),
+      'PDF文档': const Icon(Icons.picture_as_pdf, size: 24, color: Color(0xFF8B9CF7)),
     };
-    return icons[type] ?? const Icon(Icons.description, size: 24, color: Color(0xFF14B8A6));
+    return icons[type] ?? const Icon(Icons.description, size: 24, color: Color(0xFF8B9CF7));
   }
 
   String _formatDate(DateTime date) {
@@ -382,8 +382,8 @@ class ReportDetailPage extends ConsumerWidget {
               icon: const Icon(Icons.image),
               label: const Text('查看原始图片'),
               style: OutlinedButton.styleFrom(
-                foregroundColor: const Color(0xFF14B8A6),
-                side: const BorderSide(color: Color(0xFF14B8A6)),
+                foregroundColor: const Color(0xFF8B9CF7),
+                side: const BorderSide(color: Color(0xFF8B9CF7)),
                 shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(24)),
               ),
             ),
@@ -394,7 +394,7 @@ class ReportDetailPage extends ConsumerWidget {
             height: 48,
             child: ElevatedButton(
               onPressed: () => pushRoute(ref, 'aiAnalysis'),
-              style: ElevatedButton.styleFrom(backgroundColor: const Color(0xFF14B8A6), foregroundColor: Colors.white, shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(24))),
+              style: ElevatedButton.styleFrom(backgroundColor: const Color(0xFF8B9CF7), foregroundColor: Colors.white, shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(24))),
               child: const Text('查看 AI 智能解读'),
             ),
           ),
@@ -408,7 +408,7 @@ class ReportDetailPage extends ConsumerWidget {
     return Container(
       padding: const EdgeInsets.all(16),
       decoration: BoxDecoration(
-        color: const Color(0xFFF2FAF9),
+        color: const Color(0xFFF0F2FF),
         borderRadius: BorderRadius.circular(16),
       ),
       child: Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
@@ -430,7 +430,7 @@ class ReportDetailPage extends ConsumerWidget {
       decoration: BoxDecoration(
         color: Colors.white,
         borderRadius: BorderRadius.circular(16),
-        border: Border.all(color: const Color(0xFFD4EDE8), width: 1.5),
+        border: Border.all(color: const Color(0xFFD8DCFD), width: 1.5),
       ),
       child: Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
         Padding(