добавлен хедер и футер

wp-content/themes/twentytwentyfive/assets/js/header.js

@@ -0,0 +1,58 @@
+(function () {
+  var header = document.querySelector('[data-site-header]');
+  var menu = document.querySelector('[data-mobile-menu]');
+  var toggle = document.querySelector('[data-menu-toggle]');
+  if (!header || !menu || !toggle) {
+    return;
+  }
+
+  var closeNodes = menu.querySelectorAll('[data-menu-close]');
+  var mobileLinks = menu.querySelectorAll('.mobile-menu__link');
+
+  function setScrollState() {
+    if (window.scrollY > 16) {
+      header.classList.add('site-header--scrolled');
+    } else {
+      header.classList.remove('site-header--scrolled');
+    }
+  }
+
+  function openMenu() {
+    menu.classList.add('mobile-menu--open');
+    menu.setAttribute('aria-hidden', 'false');
+    toggle.setAttribute('aria-expanded', 'true');
+    document.body.classList.add('has-mobile-menu');
+  }
+
+  function closeMenu() {
+    menu.classList.remove('mobile-menu--open');
+    menu.setAttribute('aria-hidden', 'true');
+    toggle.setAttribute('aria-expanded', 'false');
+    document.body.classList.remove('has-mobile-menu');
+  }
+
+  toggle.addEventListener('click', function () {
+    if (menu.classList.contains('mobile-menu--open')) {
+      closeMenu();
+      return;
+    }
+    openMenu();
+  });
+
+  closeNodes.forEach(function (node) {
+    node.addEventListener('click', closeMenu);
+  });
+
+  mobileLinks.forEach(function (link) {
+    link.addEventListener('click', closeMenu);
+  });
+
+  document.addEventListener('keydown', function (event) {
+    if (event.key === 'Escape') {
+      closeMenu();
+    }
+  });
+
+  setScrollState();
+  window.addEventListener('scroll', setScrollState, { passive: true });
+})();