document.addEventListener('DOMContentLoaded', function () {
    // Navbar shrink functionality
    const navbar = document.querySelector('.navbar');
    if (navbar) {
        window.addEventListener('scroll', () => {
            if (window.scrollY > 50) {
                navbar.classList.add('scrolled');
            } else {
                navbar.classList.remove('scrolled');
            }
        });
    }

    // 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'
            });
        });
    });

    // Bootstrap form validation
    const forms = document.querySelectorAll('.needs-validation');
    Array.prototype.slice.call(forms).forEach(function (form) {
        form.addEventListener('submit', function (event) {
            if (!form.checkValidity()) {
                event.preventDefault();
                event.stopPropagation();
            }
            form.classList.add('was-validated');
        }, false);
    });
});