MediaWiki:Common.js

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document.addEventListener("DOMContentLoaded", function() {
    const collapsibleHeaders = document.querySelectorAll('.infobox-header');

    collapsibleHeaders.forEach(function(header) {
        header.addEventListener('click', function() {
            const group = header.parentElement;
            group.classList.toggle('open');
            const content = group.querySelector('.infobox-content');
            if (content) {
                content.style.display = group.classList.contains('open') ? 'block' : 'none';
            }
        });
    });
});