{let mainWrapper; function loadScroll() { document.addEventListener('scroll', function () { const header = document.querySelector('.navigation-top'); if (window.scrollY > 30) { header.classList.add('navigation-top--sticky'); } else { header.classList.remove('navigation-top--sticky'); } }); } function closeSandwichMenu() { const mobileNavTakeoverContainer = document.querySelector('.mobile-nav-takeover'); let menuOpacity = 1; let menuHeight = 100; closeMenuAnimation(mobileNavTakeoverContainer, menuOpacity, menuHeight); } function removeSandiwchMenu(mobileNavTakeoverContainer) { mainWrapper.style = ''; mobileNavTakeoverContainer.remove(); } function openSandwichMenu(mobileOnlyContainer) { const mobileNavTakeoverContainer = document.createElement('div'); mainWrapper.style = 'overflow: hidden;'; mobileNavTakeoverContainer.classList.add('mobile-nav-takeover'); mobileNavTakeoverContainer.style = 'height: 0vh; opacity: 0;'; mobileNavTakeoverContainer.innerHTML += `

`; mobileOnlyContainer.append(mobileNavTakeoverContainer); let menuOpacity = 0; let menuHeight = 0; openMenuAnimation(mobileNavTakeoverContainer, menuOpacity, menuHeight); const close = document.querySelector('.close'); close.addEventListener('click', closeSandwichMenu); } function openMenuAnimation(mobileNavTakeoverContainer, menuOpacity, menuHeight) { let id = null; clearInterval(id); idOpacity = setInterval(opacityAnimation, 5); idHeight = setInterval(heightAnimation, 1); function opacityAnimation() { if (menuOpacity >= 1) { clearInterval(idOpacity); } else { menuOpacity += 0.05; mobileNavTakeoverContainer.style.opacity = menuOpacity; } } function heightAnimation() { if (menuHeight >= 100) { clearInterval(idHeight); } else { menuHeight += 2; mobileNavTakeoverContainer.style.height = menuHeight + 'vh'; } } } function closeMenuAnimation(mobileNavTakeoverContainer, menuOpacity, menuHeight) { let id = null; clearInterval(id); idOpacity = setInterval(opacityAnimation, 5); idHeight = setInterval(heightAnimation, 1); function opacityAnimation() { if (menuOpacity <= 0) { clearInterval(idOpacity); } else { menuOpacity -= 0.05; mobileNavTakeoverContainer.style.opacity = menuOpacity; } } function heightAnimation() { if (menuHeight <= 0) { clearInterval(idHeight); removeSandiwchMenu(mobileNavTakeoverContainer); } else { menuHeight -= 2; mobileNavTakeoverContainer.style.height = menuHeight + 'vh'; } } } function handleSandwichMenutoggle() { const hamburger = document.querySelector('.hamburger'); const mobileOnlyContainer = document.querySelector('.mobile-only'); hamburger.addEventListener('click', () => openSandwichMenu(mobileOnlyContainer)); } function handleRedDot() { const redDot = document.querySelector('.pages__list__underdot'); redDot.style.opacity = 0; const pagesListContainer = document.querySelector('.pages__list'); const pagesListWidth = pagesListContainer.offsetWidth; const pagesLinks = Array.from(document.querySelectorAll('.pages__list>li')); const margin = 45; let position = 29.5; redDot.style.transform = `translateX(${ position }px) translateZ(0px)`; pagesListContainer.addEventListener('mouseover', () => redDot.style.opacity = 1); pagesListContainer.addEventListener('mouseout', () => redDot.style.opacity = 0); pagesLinks.map((link, index) => { link.addEventListener('mouseover', () => redDotAnimation(index, link)); }); function redDotAnimation(index, link) { clearInterval(idTranslate); let currentPosition = position; const targetLinkHalfWidth = pagesLinks[index].offsetWidth / 2; let targetTranslation = 0; const shortenPagesLinks = pagesLinks.slice(0, index + 1); shortenPagesLinks.forEach(link => { targetTranslation += link.offsetWidth; }); targetTranslation = targetTranslation - targetLinkHalfWidth + margin * index; const translationRate = 10; const interval = 20; if (currentPosition === targetTranslation) { return; } else if (currentPosition < targetTranslation) { idTranslate = setInterval(translationAnimationToRight, interval); } else { idTranslate = setInterval(translationAnimationToLeft, interval); } function translationAnimationToRight() { if (currentPosition > targetTranslation) { redDot.style.transform = `translateX(${ targetTranslation }px) translateZ(0px)`; currentPosition = targetTranslation; position = currentPosition; clearInterval(idTranslate); } else { currentPosition += translationRate; redDot.style.transform = `translateX(${ currentPosition }px) translateZ(0px)`; position = currentPosition; } } function translationAnimationToLeft() { if (currentPosition < targetTranslation) { redDot.style.transform = `translateX(${ targetTranslation }px) translateZ(0px)`; currentPosition = targetTranslation; position = currentPosition; clearInterval(idTranslate); } else { currentPosition -= translationRate; redDot.style.transform = `translateX(${ currentPosition }px) translateZ(0px)`; position = currentPosition; } } } } function init() { mainWrapper = document.querySelector('#main-wrapper'); loadScroll(); handleRedDot(); handleSandwichMenutoggle(); } let idTranslate; init();}

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