https://www.pvamper.ru/static/js/header-appeal.js

1(function ($) {
2  if (!$) {
3    return;
4  }
5
6  $(function () {
7    var $appeal = $('.header__appeal').first();
8
9    if (!$appeal.length) {
10      return;
11    }
12
13    function openAppeal() {
14      $appeal.addClass('appeal');
15      $('body').addClass('lock');
16      $('.header__menu').removeClass('active header_nav_open');
17      $('.nav').removeClass('active');
18      $('.humb, .humb_box, .menu__burger').removeClass('active');
19    }
20
21    function closeAppeal() {
22      $appeal.removeClass('appeal');
23      $('body').removeClass('lock');
24    }
25
26    $(document).on('click', '.kp', function (event) {
27      event.preventDefault();
28
29      if ($appeal.hasClass('appeal')) {
30        closeAppeal();
31        return;
32      }
33
34      openAppeal();
35    });
36
37    $(document).on('click', '#form-mobile__close', function (event) {
38      event.preventDefault();
39      closeAppeal();
40    });
41  });
42})(window.jQuery);