梁建民 / scm_app

- Replace u-badge component with custom count-badge styling for consistency
- Add gradient background (red #ff6b6b to #ee5a6f) with box shadow for visual depth
- Implement custom badge layout with flexbox centering and 32rpx dimensions
- Update count display logic to show "99+" for values exceeding 99
- Add smooth transitions and scale transforms for enhanced visual feedback
- Remove absolute positioning dependency for better layout control