CardValidator

🎨 Beautiful Features

• Glassmorphism UI - Modern translucent design with blur effects
• Smooth animations - Result card slides down with bounce effect
• Loading states - Spinning loader while validating
• Color-coded results - Green for valid, red for invalid
• Responsive design - Works on desktop and mobile
• Auto-formatting - Spaces every 4 digits as you type

🚀 How to Use

1. Double-click index.html to open in your browser
2. Type any card number (it auto-formats with spaces)
3. Click "Validate Card" or press Enter
4. Watch the glassy result elegantly slide down!