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(function() { // Mobile menu toggle var toggleBtn = document.getElementById('ztMenuToggle'); var navLinks = document.querySelector('.zt-nav-links'); if (toggleBtn && navLinks) { toggleBtn.addEventListener('click', function() { navLinks.classList.toggle('zt-active'); }); } // Smooth scroll with sticky offset function getNavHeight() { var nav = document.querySelector('.zt-sticky-nav'); return nav ? nav.offsetHeight : 70; } function smoothScroll(targetId) { var target = document.querySelector(targetId); if (!target) return; var targetPos = target.getBoundingClientRect().top + window.scrollY; var offset = getNavHeight(); window.scrollTo({ top: targetPos - offset - 10, behavior: 'smooth' }); } // Handle anchor clicks var allLinks = document.querySelectorAll('.zt-nav-links a, .zt-btn'); for (var i = 0; i < allLinks.length; i++) { allLinks[i].addEventListener('click', function(e) { var href = this.getAttribute('href'); if (href && href.indexOf('#') === 0 && href !== '#') { var targetId = href; if (document.querySelector(targetId)) { e.preventDefault(); smoothScroll(targetId); history.pushState(null, null, targetId); // Close mobile menu if open if (navLinks) navLinks.classList.remove('zt-active'); } } }); } // Handle hash on load if (window.location.hash) { setTimeout(function() { var target = document.querySelector(window.location.hash); if (target) { var offset = getNavHeight(); window.scrollTo(0, target.offsetTop - offset - 10); } }, 100); } })();