function pluginExists( pluginName ){
    return [pluginName] || $.fn[pluginName] ? true : false;
}


//page top
$(function() {
    var topBtn = $('#page-top');
    topBtn.hide();
    $(window).scroll(function () {
        if ($(this).scrollTop() > 200) {
            topBtn.fadeIn();
        } else {
            topBtn.fadeOut();
        }
    });
    topBtn.click(function () {
        $('body,html').animate({
            scrollTop: 0
        }, 500);
        return false;
    });

});



//additional 202103
//header menu
$('.header-nav-btn-sp-only').click(function () {
    $(this).toggleClass("is-open");
    $(this).next('.header-menu').toggleClass("is-open");
});


//header search
$('.header-search-trigger').click(function () {
    $('.header-search').toggleClass("is-open");
});

//slider
$(document).ready(function(){
    $('.slider-contents').slick({
        autoplay: true,
        autoplaySpeed: 5000,
        speed: 1500,
        pauseOnHover: false,
        //dots: true,
        //centerMode: true,
        //centerPadding: '30%',
        slidesToShow: 4,
        arrows: true,
        infinite: true,
        responsive: [
            {
                breakpoint: 1400,
                settings: {
                    slidesToShow: 3
                }
            },
            {
                breakpoint: 800,
                settings: {
                    slidesToShow: 2
                }
            },
            {
                breakpoint: 480,
                settings: {
                    slidesToShow: 1,
                    speed: 500
                }
            }
        ]
    });
});



//JS object-fit 呼び出し
objectFitImages('.thumb-container img');