Generatepress Smooth Scroll

function add_smooth_scroll_script() {
    ?>
    <script>
    document.addEventListener('DOMContentLoaded', function() {
        var tocDiv = document.querySelector('.wp-block-rank-math-toc-block');
        if (tocDiv) {
            var links = tocDiv.querySelectorAll('a');
            links.forEach(function(link) {
                link.classList.add('smooth-scroll');
            });
        }
    });
    </script>
    <?php
}
add_action('wp_footer', 'add_smooth_scroll_script');