// Intersection Observer for animations
document.addEventListener('DOMContentLoaded', () => {
    const animateElements = document.querySelectorAll('.animate-on-scroll');
    
    const observer = new IntersectionObserver((entries) => {
        entries.forEach(entry => {
            if (entry.isIntersecting) {
                entry.target.classList.add('animate-fade-in');
                observer.unobserve(entry.target);
            }
        });
    }, {
        threshold: 0.1
    });

    animateElements.forEach(el => observer.observe(el));

    // Feather icons replacement
    feather.replace();
});

// Smooth scroll for anchor links
document.querySelectorAll('a[href^="#"]').forEach(anchor => {
    anchor.addEventListener('click', function (e) {
        e.preventDefault();
        document.querySelector(this.getAttribute('href')).scrollIntoView({
            behavior: 'smooth'
        });
    });
});
// Current year for footer
document.getElementById('current-year').textContent = new Date().getFullYear();

// Add active class to current nav link
document.querySelectorAll('custom-navbar').forEach(nav => {
    const shadowRoot = nav.shadowRoot;
    const links = shadowRoot.querySelectorAll('.nav-link');
    
    links.forEach(link => {
        link.addEventListener('click', function() {
            links.forEach(l => l.classList.remove('active'));
            this.classList.add('active');
        });
    });
});