refactor: patient frontend UI overhaul

- Reworked design system (variables, global styles, component CSS)
- Updated TabBar with icon-based navigation
- Redesigned HomePage, HealthHub, ServicesHub layouts
- Improved Exercise/Diet, Medication, Profile pages styling
- Simplified constants (removed emoji icons, streamlined data)
- Fixed launch.json cwd paths for frontend projects

frontend-patient/src/pages/services/ReportUploadPage.tsx

@@ -74,7 +74,9 @@ export function ReportUploadPage() {
         </div>
 
         <div className={styles.uploadArea} onClick={() => fileRef.current?.click()}>
-          <span style={{ fontSize: 36 }}>📷</span>
+          <div style={{ width: 72, height: 72, borderRadius: 18, background: 'var(--color-bg-secondary)', display: 'flex', alignItems: 'center', justifyContent: 'center', margin: '0 auto 12px' }}>
+            <svg width="32" height="32" viewBox="0 0 24 24" fill="none" stroke="#9BA0B4" strokeWidth="1.5" strokeLinecap="round" strokeLinejoin="round"><rect x="3" y="3" width="18" height="18" rx="2" ry="2"/><circle cx="8.5" cy="8.5" r="1.5"/><polyline points="21 15 16 10 5 21"/></svg>
+          </div>
           <span style={{ fontSize: 14, color: '#6B7280' }}>点击选择报告图片</span>
           <span style={{ fontSize: 11, color: '#9CA3AF' }}>{files.length > 0 ? `已选 ${files.length} 个文件` : '支持 jpg、png、pdf，可多选'}</span>
         </div>
@@ -85,9 +87,9 @@ export function ReportUploadPage() {
             {files.map((file, i) => (
               <div key={i} className={styles.fileItem}>
                 <span className={styles.fileName}>
-                  {file.type.startsWith('image/') ? '🖼' : '📄'} {file.name} ({(file.size / 1024).toFixed(0)}KB)
+                  {file.name} ({(file.size / 1024).toFixed(0)}KB)
                 </span>
-                <button className={styles.fileRemove} onClick={() => removeFile(i)}>✕</button>
+                <button className={styles.fileRemove} onClick={() => removeFile(i)} style={{ fontWeight: 700 }}>×</button>
               </div>
             ))}
           </div>