document.addEventListener('DOMContentLoaded', function() {
    // Animate elements on scroll
    const animateOnScroll = function() {
        const elements = document.querySelectorAll('.animate-fade-in');
        
        elements.forEach(element => {
            const elementPosition = element.getBoundingClientRect().top;
            const screenPosition = window.innerHeight / 1.3;
            
            if (elementPosition < screenPosition) {
                element.classList.add('animate-fade-in');
            }
        });
    };
    
    window.addEventListener('scroll', animateOnScroll);
    animateOnScroll(); // Run once on load
    
    // Smooth scroll for anchor links
    document.querySelectorAll('a[href^="#"]').forEach(anchor => {
        anchor.addEventListener('click', function(e) {
            e.preventDefault();
            
            const targetId = this.getAttribute('href');
            if (targetId === '#') return;
            
            const targetElement = document.querySelector(targetId);
            if (targetElement) {
                window.scrollTo({
                    top: targetElement.offsetTop - 80,
                    behavior: 'smooth'
                });
            }
        });
    });
    
    // Mobile menu toggle (will be used by navbar component)
    window.toggleMobileMenu = function() {
        const menu = document.getElementById('mobile-menu');
        menu.classList.toggle('hidden');
    };
});