Smart Auto-Calculation: Enter any two values (Bill, Tip, or Total) and the third automatically calculates

• Italian Pizzeria Theme: Styled like a restaurant receipt with a fun, professional design

• Light/Dark Mode: Toggle between light and dark themes

• Fully Responsive: Works beautifully on both mobile and desktop

• Reset Button: Clear all fields with one click

• Share Functionality: Share results via native share API or copy to clipboard

• PWA Ready: Install as a Progressive Web App on mobile devices