// Intersection Observer for section animations
document.addEventListener('DOMContentLoaded', () => {
    const sections = document.querySelectorAll('section');
    
    const observer = new IntersersectionObserver((entries) => {
        entries.forEach(entry => {
            if (entry.isIntersecting) {
                entry.target.classList.add('visible');
            }
        });
    }, {
        threshold: 0.1,
        rootMargin: '0px 0px -50px 0px'
    });

    sections.forEach(section => {
        observer.observe(section);
    });

    // 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) {
                targetElement.scrollIntoView({
                    behavior: 'smooth',
                    block: 'start'
                });
            }
        });
    });
});

// Form handling
document.querySelector('form')?.addEventListener('submit', (e) => {
    e.preventDefault();
    
    const name = document.getElementById('name').value;
    const email = document.getElementById('email').value;
    const message = document.getElementById('message').value;
    
    if (!name || !email || !message) {
        alert('Please fill all fields');
        return;
    }
    
    // Here you would normally send the form data to a server
    console.log('Form submitted:', { name, email, message });
    alert('Message sent securely! I will contact you soon.');
    e.target.reset();
});