u003cscriptu003erndocument.addEventListener('click', function (event) {rn const trigger = event.target.closest(rn '[data-mobile-menu-trigger=u0022trueu0022]'rn );rnrn if (!trigger) return;rnrn event.preventDefault();rnrn const panel = document.querySelector(rn '[data-mobile-menu-panel=u0022trueu0022]'rn );rnrn if (!panel) return;rnrn const isOpen = panel.classList.toggle('is-open');rnrn trigger.setAttribute('aria-expanded', String(isOpen));rn trigger.setAttribute(rn 'aria-label',rn isOpen ? 'Mobiles Menü schließen' : 'Mobiles Menü öffnen'rn );rn});rnrndocument.addEventListener('keydown', function (event) {rn const trigger = event.target.closest(rn '[data-mobile-menu-trigger=u0022trueu0022]'rn );rnrn if (!trigger) return;rn if (event.key !== 'Enter' u0026u0026 event.key !== ' ') return;rnrn event.preventDefault();rn trigger.click();rn});rnrndocument.addEventListener('keydown', function (event) {rn if (event.key !== 'Escape') return;rnrn const panel = document.querySelector(rn '[data-mobile-menu-panel=u0022trueu0022].is-open'rn );rnrn const trigger = document.querySelector(rn '[data-mobile-menu-trigger=u0022trueu0022]'rn );rnrn if (!panel || !trigger) return;rnrn panel.classList.remove('is-open');rn trigger.setAttribute('aria-expanded', 'false');rn trigger.setAttribute('aria-label', 'Mobiles Menü öffnen');rn});rnu003c/scriptu003e