// Mobile menu toggle
const hamburger = document.getElementById('hamburger');
const navLinks = document.getElementById('navLinks');

hamburger.addEventListener('click', () => {
    navLinks.classList.toggle('active');
});

// Close menu on link click
navLinks.querySelectorAll('a').forEach(link => {
    link.addEventListener('click', () => {
        navLinks.classList.remove('active');
    });
});

// Scroll animations
const observer = new IntersectionObserver((entries) => {
    entries.forEach(entry => {
        if (entry.isIntersecting) {
            entry.target.classList.add('visible');
        }
    });
}, { threshold: 0.1, rootMargin: '0px 0px -50px 0px' });

document.querySelectorAll('.fade-in').forEach(el => observer.observe(el));

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