/* common */
#c4_wrap .c_inner { width: 100%; max-width: 1500px; margin:0 auto; position: relative; padding:0 100px;}
#c4_wrap .c_tit h3 {font-size: 24px; font-weight: 600; color:#13227e; margin-bottom: 5px; }
#c4_wrap .c_tit p {margin-top: 30px; }
/* font size */
#c4_wrap .fs_90 {font-size: 90px; font-weight: 700; color:#000; line-height: 1.1;  }
#c4_wrap .fs_20 {font-size: 20px; font-weight: 300; color:#313131; line-height: 1.8; }
#c4_wrap .fs_18 {font-size: 18px; font-weight: 400; color:#333; line-height: 1.83; }

#c4_wrap .c_btn a {display: flex; align-items: center; justify-content: center; width: 64px; height: 64px; border-radius: 50%; background-color: #bcbcbc; transition: all .3s;}
#c4_wrap .c_btn a .arrow {display: block; width: 20px; height: 20px; background:url("../img/c_btn_arrow.png") 50%/contain no-repeat;}
#c4_wrap .c_btn a:hover {background-color: #13227e; }


/*Content CSS*/
#c4_wrap { padding:0 0 110px; z-index: 2; position: relative;     margin-top: -30px; }
#c4_wrap::before {content: ''; display: block; width: calc(50% + 850px); height: calc(100% - 30px); left: 0; bottom: 0; position: absolute; z-index: -2; background-color: #f7f7f7;}
#c4_wrap::after {content: ''; display: block; width: 100%; height: 200px; right : 0; bottom: 0; position: absolute; z-index: -3; background-color: #050c1b; }
#c4_wrap .line {width:100%; position: absolute; z-index: -1; height: 100%;  bottom:-0; display: flex; justify-content: flex-end; align-items: flex-end; pointer-events: none; max-width: 1700px;  left: 50%;  transform: translateX(-50%);}
#c4_wrap .line > span {width: 1px;  height: 100%; display: block; background:#ccc; }
#c4_wrap .gray_bg {display: block; width: calc(50% - 254px); height: 229px; left: 0; top: -199px; position: absolute; z-index: -1; background-color: #f7f7f7;}
#c4_wrap .gray_bg::before {content: ''; display: block; width:255px; height: 229px; right: -255px; bottom: 0; position: absolute; z-index: -1;
background:url("../img/c4_tri.png") 50%/contain no-repeat;}

#c4_wrap .top {display: flex;  align-items:flex-end; justify-content: space-between; }
#c4_wrap .top .btn_wrap {display: flex; align-items: center; justify-content: flex-end;}
#c4_wrap .pc {display: block;}
#c4_wrap .mob {display: none;}


/* slider */
#c4_wrap .slider {width: 100%; position: relative; width: calc(100% + 20px); left: -10px; margin-top:60px;}
#c4_wrap .slider .slick-track {min-width: 100%; }
#c4_wrap .slide_box {padding: 0 10px; }
#c4_wrap .slide_box.slick-active {overflow: hidden; }
#c4_wrap .slide_box a { background: transparent; text-align: left; outline: none; display: block; min-height: 370px; display: block; width: 100%; height: 100%;
padding:50px 40px 50px; outline: none; z-index: 1; position: relative; background: #fff;  transition: border-color .3s;}
#c4_wrap .slide_box a::before {content: ''; display: block; position: absolute; left: 0; top: 0; transition: opacity .3s; width: 100%; height: 100%; border: 3px solid #13227e; opacity: 0;}
#c4_wrap .slide_box h2 {font-size:16px; font-weight:700; color:#13227e; transition: color .3s ease; text-transform: uppercase; }
#c4_wrap .slide_box h3 {font-size:20px; color:#000; line-height:30px; margin:25px 0; min-height:60px; font-weight: 700;
text-overflow: ellipsis; overflow: hidden; -webkit-line-clamp: 2; -webkit-box-orient: vertical; display: -webkit-box; transition: color .3s ease;}
#c4_wrap .slide_box p {font-size:14px; font-weight: 300; color:rgba(85, 85, 85, 0.7); line-height: 24px; text-overflow: ellipsis; overflow: hidden; -webkit-line-clamp: 3; -webkit-box-orient: vertical; display: -webkit-box; min-height: 72px; letter-spacing: -.14px; transition: color .3s ease;  }
#c4_wrap .slide_box .icon {display: flex; align-items: center; justify-content: space-between; width: 100%; margin-top: 50px;}
#c4_wrap .slide_box .date {font-size: 16px; font-weight: 400; color:#666; }
#c4_wrap .slide_box .date em {margin-right: 8px; font-size: 18px; color:#13227e;  display: inline; position: relative; top: 3px;transition: color .3s;}

/* hover */
#c4_wrap .slide_box a:hover h2 {color: #13227e; }
#c4_wrap .slide_box a:hover::before {opacity: 1;}
#c4_wrap .slide_box a:hover .date em {color: #13227e; }
#c4_wrap .slide_box a:hover .link {background-color: #13227e; }

/* dots */
#c4_wrap .slick-dots { display: flex; justify-content:flex-start; width: 100%; margin-right: 50px; }
#c4_wrap .slick-dots li {margin-right:26px; }
#c4_wrap .slick-dots li:last-child {margin-right: 0; }
#c4_wrap .slick-dots button {transition: all .3s ease; font-size: 0; width: 12px; height:12px; background: #c9c9c9; position: relative; }
#c4_wrap .slick-dots li.slick-active button { background: #13227e; width: 50px; height: 5px; }


/* arrow */
#c4_wrap .slick-arrow { cursor: pointer; transition: all 0.3s; position:absolute; z-index: 10; opacity: 1; border:0; font-size: 0;
width:30px; height: 57px; top: 46%;  transform: translateY(-50%);}
#c4_wrap .slick-arrow.slick-prev { background:url('../img/prev.png') no-repeat center; left: -100px; background-size: contain;}
#c4_wrap .slick-arrow.slick-next { background:url('../img/next.png') no-repeat center; right: -100px; background-size: contain;}
#c4_wrap .slick-arrow:focus {outline: none; border: none;}




@media screen and (max-width: 1760px) {
    #c4_wrap .slick-arrow {width: 30px; }
    #c4_wrap .slider .slick-next {right: calc(-50px + -1%);}
    #c4_wrap .slider .slick-prev {left: calc(-50px + -1%); }
}

@media screen and (max-width: 1400px) {
    /* 공통 */
    /* #c4_wrap br:not(.space) {display: none;} */
    #c4_wrap .line {display: none;}

    /* content */
    #c4_wrap .fs_90 {font-size: 70px;}

}

@media screen and (max-width: 1024px) {
    /* 공통 */
    #c4_wrap {padding: 70px 0; text-align: center; margin-top: 0; background-color: #f7f7f7; }
    #c4_wrap .c_inner {padding:0 30px; margin-top: 0;}
    #c4_wrap .c_tit h3 {font-size: 16px;}
    /* font size */
    #c4_wrap .fs_90 {font-size: 40px;}
    #c4_wrap .fs_20 {font-size: 17px;line-height: 1.65; }
    #c4_wrap .fs_18 {font-size: 16px;line-height: 1.65; }

    #c4_wrap .c_btn a {width: 100%; height: 40px; border-radius: 30px; margin: 30px 0 0; background-color: #13227e;}
    #c4_wrap .c_btn a::before {content: 'View More'; font-size: 15px; font-weight: 400; color:#fff; }
    #c4_wrap .c_btn a .arrow {width: 12px; height: 12px; margin-left: 10px; }

    /* content */
    #c4_wrap .pc {display: none;}
    #c4_wrap .gray_bg {display: none;}
    #c4_wrap::before,
    #c4_wrap::after {display: none;}
    #c4_wrap .mob {display: block;}
    #c4_wrap .top {display: block; }
    #c4_wrap .top .btn_wrap {display: block;}
    #c4_wrap .c_tit {display: block; }
    #c4_wrap .c_tit p {margin-top: 15px;}



    #c4_wrap .slider {margin-top: 40px;  }
    #c4_wrap .slide_box a {min-height: 0; padding:30px; }
    #c4_wrap .slide_box .icon {margin-top: 40px;}

    #c4_wrap .dots {margin-top:40px;}
    #c4_wrap .slick-dots {justify-content: center;}


}


@media screen and (max-width: 640px) {
    /* 공통*/
    #c4_wrap {padding: 50px 0;}
    #c4_wrap .c_inner {padding:0 20px;}
    #c4_wrap .c_tit h3 {font-size: 14px;}
    /* font size */
    #c4_wrap .fs_90 {font-size: 30px;}
    #c4_wrap .fs_20 {font-size: 15px;  }
    #c4_wrap .fs_18 {font-size: 14px;  }

    #c4_wrap .c_btn a { margin: 20px 0 0;}

    /* content */
    #c4_wrap .top br {display: none;}

    #c4_wrap .slider {margin-top:30px; width:100%;  left: -0;}
    #c4_wrap .slider .slick-arrow {bottom: -60px; height: 25px; }
    #c4_wrap .slider .slick-next {right: 0;}
    #c4_wrap .slider .slick-prev {left: 0;}

    #c4_wrap .slide_box {padding: 0;}

    #c4_wrap .slide_box h2 {font-size: 14px;}
    #c4_wrap .slide_box h3 {font-size: 17px; line-height: 25px; min-height: 50px; }
    #c4_wrap .slide_box p {font-size: 13px; line-height: 22px; min-height:66px;}
    #c4_wrap .slide_box .date {font-size: 13px;}
    #c4_wrap .slide_box .icon {  margin-top: 20px;}


    #c4_wrap .dots {margin-top: 30px;}
    #c4_wrap .slick-dots li {margin-right: 17px;}
    #c4_wrap .slick-dots li.slick-active button {width: 35px; }
    #c4_wrap .slick-dots button {    width: 10px; height: 10px;}




}

@media screen and (max-width: 480px) {
    /* 공통*/
    /* #c4_wrap .slider {width:100%;  left: -0;} */
    #c4_wrap .slide_box {margin:0;}
    #c4_wrap .dots {margin-top: 20px; }
    #c4_wrap .dots ul li {margin: 8px;}
    #c4_wrap .dots ul li:last-child {margin: 8px;}

}