document.addEventListener('DOMContentLoaded', function() {
            var consentState = {
                advertising: 'denied',
                statistics: 'denied',
                preferences: 'denied',
                security: 'granted'
            };

            function testCookieConsent() {
                var cookieString = document.cookie;
                var cookies = cookieString.split(';');
                for (var i = 0; i < cookies.length; i++) {
                    var pair = cookies[i].trim().split('=');
                    if (pair[0] === 'cookieConsent') {
                        return pair[1] ? pair[1] : null;
                    }
                }
                return null;
            }

            function writeCookieConsent(consentValue) {
                var expiryDate = new Date();
                expiryDate.setDate(expiryDate.getDate() + 365);
                document.cookie = 'cookieConsent=' + consentValue + '; expires=' + expiryDate.toUTCString() + '; path=/; SameSite=Lax';
            }

            function updateConsentState(accepted) {
                consentState.advertising = accepted ? 'granted' : 'denied';
                consentState.statistics = accepted ? 'granted' : 'denied';
                consentState.preferences = accepted ? 'granted' : 'denied';
                consentState.security = 'granted';
            }

            function hideBanner(bannerElement) {
                bannerElement.classList.remove('showing');
                bannerElement.classList.add('hiding');
                bannerElement.addEventListener('animationend', function onHide() {
                    bannerElement.style.display = 'none';
                    bannerElement.classList.remove('hiding');
                    bannerElement.removeEventListener('animationend', onHide);
                });
            }

            function renderCookieBanner() {
                var bannerElement = document.getElementById('cookieBanner');
                var existingConsent = testCookieConsent();
                if (!existingConsent) {
                    bannerElement.style.display = 'block';
                    bannerElement.classList.add('showing');
                }
            }

            function handleAccept() {
                var bannerElement = document.getElementById('cookieBanner');
                updateConsentState(true);
                writeCookieConsent('accepted,statistics,advertising,preferences,security');
                hideBanner(bannerElement);
            }

            function handleDecline() {
                var bannerElement = document.getElementById('cookieBanner');
                updateConsentState(false);
                writeCookieConsent('declined,none,none,none,security');
                hideBanner(bannerElement);
            }

            var acceptButton = document.getElementById('btnCookieAccept');
            var declineButton = document.getElementById('btnCookieDecline');

            acceptButton.addEventListener('click', handleAccept);
            declineButton.addEventListener('click', handleDecline);

            renderCookieBanner();
        });