document.addEventListener('DOMContentLoaded', () => {
    // Mobile menu toggle functionality
    const mobileMenuButton = document.getElementById('mobile-menu-button');
    const mobileMenu = document.getElementById('mobile-menu');
    
    if (mobileMenuButton && mobileMenu) {
        mobileMenuButton.addEventListener('click', () => {
            mobileMenu.classList.toggle('hidden');
        });
    }

    // Smooth scrolling for anchor links
    document.querySelectorAll('a[href^="#"]').forEach(anchor => {
        anchor.addEventListener('click', function(e) {
            e.preventDefault();
            document.querySelector(this.getAttribute('href')).scrollIntoView({
                behavior: 'smooth'
            });
        });
    });

    // Animation on scroll
    const animateOnScroll = () => {
        const elements = document.querySelectorAll('.animate-on-scroll');
        elements.forEach(element => {
            const elementPosition = element.getBoundingClientRect().top;
            const screenPosition = window.innerHeight / 1.3;
            
            if (elementPosition < screenPosition) {
                element.classList.add('opacity-100', 'translate-y-0');
                element.classList.remove('opacity-0', 'translate-y-10');
            }
        });
    };

    window.addEventListener('scroll', animateOnScroll);
    animateOnScroll(); // Run once on load
});