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document.addEventListener("DOMContentLoaded", function () { const urlParams = new URLSearchParams(window.location.search); let currentService = urlParams.get('service') || ''; const isDarkVersion = currentService.endsWith('-2'); document.querySelectorAll('.features a').forEach(function (link) { const linkParams = new URL(link.href, window.location.origin).searchParams; const service = linkParams.get('service') || ''; // So sánh phần đầu (dù có -2 hay không) if ( currentService === service || currentService.startsWith(service + "-") || service.startsWith(currentService + "-") ) { link.closest('.features').classList.add('active'); } link.addEventListener('click', function (e) { e.preventDefault(); let baseService = service.replace(/-2$/, ''); // bỏ -2 nếu có const targetService = isDarkVersion ? baseService + '-2' : baseService; // Giữ nguyên domain + path const newUrl = window.location.origin + window.location.pathname + '?service=' + targetService; window.location.href = newUrl; }); }); });