document.addEventListener('DOMContentLoaded', function() {
    // Initialize Feather Icons
    if (typeof feather !== 'undefined') {
        feather.replace();
    }
    
    // Add smooth scrolling for anchor 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'
                });
            }
        });
    });
    
    // Add intersection observer for animations
    const observerOptions = {
        threshold: 0.1,
        rootMargin: '0px 0px -50px 0px'
    };
    
    const observer = new IntersectionObserver((entries) => {
        entries.forEach(entry => {
            if (entry.isIntersecting) {
                entry.target.classList.add('animate-fade-in-up');
            }
        });
    }, observerOptions);
    
    // Observe all elements that should animate on scroll
    document.querySelectorAll('.animate-on-scroll').forEach(el => {
        observer.observe(el);
    });
    
    // Add floating particles effect
    function createParticles() {
        const particlesContainer = document.getElementById('particles');
        if (!particlesContainer) return;
        
        // Clear existing particles
        particlesContainer.innerHTML = '';
        
        for (let i = 0; i < 20; i++) {
            const particle = document.createElement('div');
            
            // Random position
            const left = Math.random() * 100;
            const top = Math.random() * 100;
            const size = Math.random() * 4 + 2;
            const duration = Math.random() * 4 + 6;
            const delay = Math.random() * 6;
            
            particle.style.cssText = `
                position: absolute;
                width: ${size}px;
                height: ${size}px;
                background: rgba(245, 158, 11, ${Math.random() * 0.4 + 0.2});
                border-radius: 50%;
                left: ${left}%;
                top: ${top}%;
                animation: float ${duration}s ease-in-out infinite;
                animation-delay: ${delay}s;
                pointer-events: none;
            `;
            
            particlesContainer.appendChild(particle);
        }
    }
    
    // Initialize particles
    createParticles();
    
    // Update particles on resize
    let resizeTimer;
    window.addEventListener('resize', () => {
        clearTimeout(resizeTimer);
        resizeTimer = setTimeout(createParticles, 250);
    });
    
    // Add parallax effect to floating elements
    document.addEventListener('mousemove', (e) => {
        const floatingElements = document.querySelectorAll('.animate-float');
        const x = e.clientX / window.innerWidth;
        const y = e.clientY / window.innerHeight;
        
        floatingElements.forEach((el, index) => {
            const speed = (index + 1) * 10;
            const xOffset = (x - 0.5) * speed;
            const yOffset = (y - 0.5) * speed;
            
            el.style.transform = `translate(${xOffset}px, ${yOffset}px)`;
        });
    });
    
    // Email link tracking (optional - for analytics if needed)
    document.querySelectorAll('a[href^="mailto:"]').forEach(link => {
        link.addEventListener('click', function(e) {
            // You can add analytics tracking here if needed
            console.log('Email link clicked:', this.href);
        });
    });
});