$(function () {
  var $window = $(window)
  var scrollTop = $window.scrollTop()
  var windowWidth = window.innerWidth
  var $jsHeaderBtn = $('.js-header-btn')
  var $jsHeaderNav = $('.js-header-nav')

  // スムーススクロール
  $('a[href^="#"]').click(function () {
    var adjust = -70;
    var pageName = $('body').attr('class')
    if (pageName == 'service') {
      adjust = -150
    }
    var speed = 500;
    var href = $(this).attr("href");
    var target = $(href == "#" || href == "" ? 'html' : href);
    var position = target.offset().top + adjust;

    $('body,html').animate({ scrollTop: position }, speed, 'swing');
    return false;
  });
  $jsHeaderBtn.on('click', function () {
    $jsHeaderNav.toggleClass('is-opened')
    $jsHeaderBtn.toggleClass('is-opened')
  })
})