$(document).ready(function() {


    // header °íÁ¤
    $(window).on('scroll', function() {
        if ($(window).scrollTop()) {
            $('#header').addClass('active');
        } else {
            $('#header').removeClass('active');
        }
    });




    // ¸ð¹ÙÀÏ ½½¶óÀÌµå ¸Þ´º
    $('.m_menu').on('click', function() {
        $(this).toggleClass('on');
        $('.aside').toggleClass('on');
        $('.aside_bg').toggleClass('on');
    });




    // ¼­ºê¸Þ´º ½½¶óÀ̵å
    $(".menu > a").click(function() {
        if ($(this).next("div").is(":visible")) {
            $(this).next("div").slideUp("fast");
        } else {
            $(".sub_menu").slideUp("fast");
            $(this).next("div").slideToggle("fast");
        }
    });


    $(window).resize(function() {
        if ($(window).width() > 1023) {




        } else {


            // ÅÂºí¸´, ¸ð¹ÙÀÏ¿¡¼­ Ǯȭ¸é Á¦°Å 
            $('.main_s1, .main_s2, .main_s3, .main_s4').removeAttr('id', 'section');
            $('.main_s2, .main_s3, .main_s4').removeClass('full_p')
            $('.main_s2, .main_s3').addClass('padding_tb');
            $('.main_s4').addClass('padding_t');


        }




    }).resize();




    // Å©¸®¿¡ÀÌÅÍÆäÀÌÁö¿¡¼­ ½½¶óÀÌµå ±â´É Á¦°Å 
    $('.creator li').removeClass('swiper-slide')




    $(".creator li").slice(0, 12).show(); // Ãʱⰹ¼ö
    $("#load_creator").click(function(e) { // Ŭ¸¯½Ã more
        e.preventDefault();
        $(".creator li:hidden").slice(0, 12).show(); // Ŭ¸¯½Ã more °¹¼ö ÁöÀúÁ¤
        if ($(".creator li:hidden").length == 0) { // ÄÁÅÙÃ÷ ³²¾ÆÀÖ´ÂÁö È®ÀÎ
            $("#load_creator").hide(); // ÄÁÅÙÃ÷ ¾øÀ»½Ã alert â ¶ç¿ì±â 
        }
    });


    $(".contents li").slice(0, 12).show(); // Ãʱⰹ¼ö
    $("#load_contents").click(function(e) { // Ŭ¸¯½Ã more
        e.preventDefault();
        $(".contents li:hidden").slice(0, 12).show(); // Ŭ¸¯½Ã more °¹¼ö ÁöÀúÁ¤
        if ($(".contents li:hidden").length == 0) { // ÄÁÅÙÃ÷ ³²¾ÆÀÖ´ÂÁö È®ÀÎ
            $("#load_contents").hide(); // ÄÁÅÙÃ÷ ¾øÀ»½Ã alert â ¶ç¿ì±â 
        }
    });


});


window.onload = function() {
    const elm = document.querySelectorAll('#section');
    const elmCount = elm.length;
    elm.forEach(function(item, index) {
        item.addEventListener('mousewheel', function(event) {
            event.preventDefault();
            let delta = 0;


            if (!event) event = window.event;
            if (event.wheelDelta) {
                delta = event.wheelDelta / 120;
                if (window.opera) delta = -delta;
            } else if (event.detail)
                delta = -event.detail / 3;


            let moveTop = window.scrollY;
            let elmSelector = elm[index];


            // wheel down : move to next section
            if (delta < 0) {
                if (elmSelector !== elmCount - 1) {
                    try {
                        moveTop = window.pageYOffset + elmSelector.nextElementSibling.getBoundingClientRect().top;
                    } catch (e) {}
                }
            }
            // wheel up : move to previous section
            else {
                if (elmSelector !== 0) {
                    try {
                        moveTop = window.pageYOffset + elmSelector.previousElementSibling.getBoundingClientRect().top;
                    } catch (e) {}
                }
            }


            const body = document.querySelector('html');
            window.scrollTo({ top: moveTop, left: 0, behavior: 'smooth' });
        });
    });
}