1FK7044-4CF71-1FH0

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document.addEventListener('DOMContentLoaded', function() { let lastScroll = 0; const header = document.querySelector('.turll-header'); const topbar = document.querySelector('.turll-topbar'); if (header) { window.addEventListener('scroll', function() { const currentScroll = window.pageYOffset; if (currentScroll > 80) { header.classList.add('is-scrolled'); if (topbar) topbar.style.transform = 'translateY(-100%)'; if (currentScroll > lastScroll && currentScroll > 200) { header.classList.add('is-hidden'); } else { header.classList.remove('is-hidden'); } } else { header.classList.remove('is-scrolled', 'is-hidden'); if (topbar) topbar.style.transform = ''; } lastScroll = currentScroll; }, { passive: true }); } const toggle = document.querySelector('.turll-mobile-toggle'); const menu = document.querySelector('.turll-mobile-menu'); const overlay = document.querySelector('.turll-mobile-overlay'); const close = document.querySelector('.turll-mobile-close'); function open() { if (menu) menu.classList.add('is-open'); if (overlay) overlay.classList.add('is-open'); document.body.style.overflow = 'hidden'; } function closeMenu() { if (menu) menu.classList.remove('is-open'); if (overlay) overlay.classList.remove('is-open'); document.body.style.overflow = ''; } if (toggle) toggle.addEventListener('click', open); if (close) close.addEventListener('click', closeMenu); if (overlay) overlay.addEventListener('click', closeMenu); document.addEventListener('keydown', function(e) { if (e.key === 'Escape') closeMenu(); }); });