document.addEventListener('DOMContentLoaded', () => {
    // Animation for project cards
    const cards = document.querySelectorAll('project-card');
    cards.forEach((card, index) => {
        card.style.transitionDelay = `${index * 0.1}s`;
        card.classList.add('animate-fade-in');
    });

    // Theme toggle functionality
    const themeToggle = document.getElementById('theme-toggle');
    if (themeToggle) {
        themeToggle.addEventListener('click', () => {
            document.documentElement.classList.toggle('dark');
        });
    }
});