/* sec visual */
.sec_visual{
	position: relative;
}
.sec_visual .arti_wrap{
	position: relative;
	width: 100%;
	min-height: 100vh;
	overflow: hidden;
}
.sec_visual article{
	position: absolute;
	width: 100%;
	height: 100%;
}
.sec_visual article .img_box{
	width: 100%;
	height: 100%;
}
.sec_visual article .img_box img{
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.sec_visual article .visual_txt_wrap{
	position: absolute;
	top: 50%; left: 50%;
	transform: translate(-50%, -50%);
	text-align: center;
	width: max-content;
	height: 6rem; /* 96px*/
	z-index: 1;
	overflow: hidden;
}
.sec_visual article .visual_txt_wrap h2{
	opacity: 0;
	transform-origin: left;
	transform: translateY(100%);
	transition: 0.3s ease-in-out;
}
.sec_visual article .visual_txt_wrap.show h2{
	opacity: 1;
	transform: translateY(0);
	transition: 0.3s 0.2s ease-in-out;
}
.sec_visual .arti01 img{
	transform: scale(1.15);
	transition: 2s ease;
}
.sec_visual .arti01.show img{
	transform: scale(1);
}
.sec_visual .arti02{
	bottom: -100%;
	z-index: 10;
	height: 100vh;
	overflow: hidden;
}
.sec_visual .arti02 img{
	transform: scale(1.5);
}
.sec_visual .scroll_txt{
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	position: absolute;
	left: 50%;
	bottom: 0;
	transform: translateX(-50%);
	z-index: 15;
	opacity: 0;
	transition: 0.5s 0.65s ease-in-out;
}
.sec_visual .scroll_txt.show{
	opacity: 1;
}
.sec_visual .scroll_txt::after{
	content: "";
	width: 1px;
	height: 40px;
	background-color: var(--white);
	transform-origin: top;
	transform: scaleY(0);
	transition: 0.5s 0.75s ease-in-out;
}
.sec_visual .scroll_txt.show::after{
	transform: scaleY(1);
}
/* sec visual END */



/* sec news */
.sec_news .news_list{
	width: 100%;
	display: flex;
	flex-wrap: wrap;
}
.sec_news .news_list li{
	position: relative;
	width: calc(100% / 3);
	height: 0;
	padding-top: 16.667%; /* 320px */
}

.sec_news .news_list li{
	border: 1px solid var(--gray3);
	transition: .3s ease-in-out;
}
.sec_news .news_list li:hover{
	border-color:var(--gray1);
}
.sec_news .news_list li a{
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	padding: 5rem 3.75rem; /* 80px 60px */
	line-height: 1.5;
	transition: color 0.4s ease-in-out;
}
.sec_news .news_list li p{
	position: absolute;
	bottom: 5rem;
}
.sec_news .news_list li .ico_news_arrow{
	position: absolute;
	right: 4.375rem; bottom: 2.5rem; /* 70px 40px */ 
	opacity: 0;
	transition: 0.4s ease-in-out;
}
.sec_news .news_list li.not_thumbnail .ico_news_arrow{
	background: url("../images/icons/news_arrow_b.svg") no-repeat center / cover;
}
.sec_news .news_list li a .img_box{
	position: absolute;
	top: 0;
	left: 0;
	z-index: -1;
	width: 100%;
	height: 100%;
	overflow: hidden;
}
.sec_news .news_list li a .img_box img{
	width: 100%;
	height: 100%;
	object-fit: cover;
	opacity: 0;
	transform: scale(1.1);
	transition: 0.4s ease-in-out;
}
.sec_news .news_list li a:hover .img_box img{
	opacity: 1;
	transform: scale(1);
}
.sec_news .news_list li a:hover .ico_news_arrow{
	opacity: 1;
	right: 3.75rem; bottom: 3.75rem; /* 60px */
}
.sec_news .news_list li:not(.not_thumbnail) a:hover{
	color: var(--white);
}
/* sec news END */



/* sec about */
.sec_about .about_txt_wrap{
	position: relative;
	min-height: 100vh;
}
.about_txt_anim{
	position: absolute;
	width: 100%;
	height: 100%;
	left: 0;
	top: 0;
}
.about_txt_anim h3{
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	width: 100%;
	line-height: 1.5;
	opacity: 0;
	top: calc(50% + 6rem);
	transition: opacity 0.3s ease-in-out,
							top 0.5s ease-in-out;
}
.about_txt_anim h3.show{
	opacity: 1;
	top: calc(50%);
	transition: opacity 0.5s 0.2s ease-in-out,
							top 0.5s 0.2s ease-in-out;
}
.about_txt_anim h3 p{
	height: 100%;
	height: 54px;
	overflow: hidden;
}

.sec_about2 .about_img_wrap{
	position: relative;
	min-height: 100vh;
}
.sec_about2 .about_img_anim{
	width: 100%;
	min-height: 100vh;
	display: flex;
	flex-direction: column-reverse;
	justify-content: center;
	align-items: center;
}
.sec_about2 .about_img_anim .img_box{
	max-width: 944px;
	max-width: 49.167vw;
	transform: scale(0.5);
	filter: grayscale(1);
}
.sec_about2 .about_img_wrap .txt_box{
	position: relative;
	top: 100px;
	top: 5.208vw;
	opacity: 0;
	transform: translateY(6rem);
	transition: 0.4s ease-in-out;
}
.sec_about2 .about_img_wrap .txt_box.show{
	opacity: 1;
	transform: translateY(0);
}
/* sec about END */



/* sec video */
.sec_video .txt_wrap:not(.full){
	display: flex;
	flex-direction: column;
	justify-content: center;
	padding-left: 6.25rem;
}
.sec_video .txt_wrap:not(.full) p{
	padding-right: 7.5rem;
}
.sec_video .txt_wrap.full{
	display: flex;
	flex-wrap: wrap;
	gap: 2rem;
	margin-top: 15rem;
}
.sec_video .txt_wrap.full .txt{
	display: flex;
	justify-content: space-between;
	width: 100%;
}
.sec_video .txt_wrap.full video{
	width: 100%;
}
.sec_video .scr_video{
	height: 100%;
	width: 100%;
	object-fit: cover;
}
/* sec video END */




/* sec addition */
.sec_addition{
	padding-top: 42.25rem; /* 676px */
}
.sec_addition li{
	border-top: 1px solid var(--gray5);
	min-height: 42.125rem; /* 674px */
	gap: 0;
}
.sec_addition li:last-child{
	border-bottom: 1px solid var(--gray5);
}
.sec_addition li .img_box{
	display: flex;
	align-items: center;
	padding: 6.25rem 5rem; /* 100 80 */ 
	border-right: 1px solid var(--gray5);
}
.sec_addition li .img_box video{
	width: 100%;
}
.sec_addition li .txt_box{
	display: flex;
	flex-direction: column;
	justify-content: center;
	padding-left: 5rem; /* 80px */
}
/* sec addition END */




/* sec certificate */
.certificate_swiper{
	width: 100%;
	padding: 7.5rem 0; /* 120px */
	background-color: var(--white2);
}
.certificate_swiper .swiper-wrapper{
	transition-timing-function: linear;
	height: 29.063rem; /* 465px */

}
.certificate_swiper .swiper-slide{
	width: auto;
	height: 100%;
	margin: 0 40px;
}
.certificate_swiper .swiper-slide img{
	width: auto;
	max-width: auto;
	height: 100%;
}
/* sec certificate END */




/* sec effect */
.sec_effect .effect_txt_wrap{
	border-top: 1px solid var(--black);
	border-bottom: 1px solid var(--black);
}
.sec_effect .effect_txt_wrap .effect_txt{
	display: flex;
	justify-content: space-between;
	align-items: center;
	position: relative;
	padding: 3rem 8.125rem; /* 48px 130px */
	font-weight: 500;
}
.sec_effect .effect_txt_wrap .effect_txt:not(:first-child){
	border-top: 1px solid var(--gray5);
}
.sec_effect .effect_txt_wrap .effect_txt.arrow::before{
	display: block;
	position: absolute;
	left: 50%;
	top: 50%;
	transform: translate(-50%, -50%);
	content: "";
	width: 19px;
	height: 35px;
	background: url("../images/icons/ico_arrow.svg") no-repeat center / cover;
}
.sec_effect .effect_content{
	position: relative;
	display: flex;
	justify-content: space-between;
	gap: 2rem;
	background-color: var(--blue);
	border-radius: 26px;
	/* padding: 120px 80px 124px 126px; */
	padding: 7.5rem 5rem 7.75rem 7.875rem;
	color: var(--white);
}
.sec_effect .effect_content h2{
	line-height: 1.25;
}
.sec_effect .effect_cont_txt{
	/* width: 700px; */
	width: 43.75rem;
}
.sec_effect .effect_cont_txt .effect_txt{
	padding: 3.125rem 0; /* 50px 0 */
	border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}
.sec_effect .effect_cont_txt .effect_txt:first-child{
	border-top: 1px solid rgba(255, 255, 255, 0.25);
}
.sec_effect .effect_content::before{
	position: absolute;
	bottom: 0;
	left: 0;
	content: "";
	width: 38.875rem; /* 622px */
	height: 27.25rem; /* 436px */
	background: url("../images/visual/effect_img.png") no-repeat 44px bottom / cover;
	mix-blend-mode: luminosity;
}
/* sec effect END */



/* floating btn */
.floating_box{
	position : fixed;
	right : 1.787rem;
	bottom: 7rem;
	z-index : 1000;
	width : 15.25rem;
	height: 8.438rem;
	border: 1px solid #AEAEAE;
	border-radius: 5px;
	padding: 1.25rem;
	background-color: #fff;
}
.floating_box strong{
	display : block;
	font-size: 1.25rem;
	font-weight: 600;
	text-align: center;
	margin-bottom : 1.25rem;
}
.floating_box p{
	display : flex;
	align-items: center;
	gap: 0.625rem;
	font-size: 1rem;
	font-weight: 400;
}
.floating_box p + p{
	margin-top : 0.625rem;
}
.floating_box .ico_tel{
	width : 1.25rem;
	height: 1.25rem;
	background: url("../images/icons/ico_tel.svg") no-repeat center / cover;
}
.floating_box .ico_mail{
	width : 1.25rem;
	height: 1.25rem;
	background: url("../images/icons/ico_mail.svg") no-repeat center / cover;
}
/* floating btn END */




/* slide popup */
.slide_popup{
	border-radius: 1.25rem;
	position: fixed;
	left: 50%;
	transform:translateX(-50%);
	top: calc(6.25rem + 80px);
	z-index: 9999;
	aspect-ratio: 420 / max-content;
	width : calc(100% - 40px);
	max-width: 420px;
	overflow: hidden;
	border: 1px solid #AEAEAE;
	display : none;
}
.slide_popup.on{display: block;}
.slide_popup .close_btn {
	position: absolute;
	top: 1.25rem;
	right: 1.25rem;
	width: 2rem;
	height: 2rem;
	background: url(/assets/images/icons/ico_close.svg) no-repeat center / cover;
	z-index: 2;
}
.slide_popup .popup-swiper-pagination .swiper-pagination-bullet {
	width: 0.625rem;
	height: 0.625rem;
}
.slide_popup .popup-swiper-pagination .swiper-pagination-bullet-active {
	background: #000;
}
.slide_popup .ft {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 0 1.25rem;
	height: 3.75rem;
	background: #fff;
}
.slide_popup .ft .popup-swiper-pagination {
	position: relative;
	display: flex;
	gap: 0.625rem;
}
.slide_popup .ft .label {
	display: flex;
	align-items: center;
	font-size: 0.875rem;
	font-weight: 700;
	padding-top: 0;
	min-width: 8.125rem;
}
.slide_popup .ft .label::before {
	display: inline-block;
	margin-right: 0.375rem;
	content: '';
	width: 1.75rem;
	height: 1.75rem;
	border-radius: 50%;
	border: 1px solid rgba(0, 0, 0, 0.15);
	background: url(/assets/images/icons/ico_check.svg) no-repeat center / cover;
}
.slide_popup .ft input[type='checkbox']:checked + .label::before {
	background: url(/assets/images/icons/ico_checked.svg) no-repeat center / cover;
}
#popup-btn-wrap {
	display: flex;
	align-items: center;
}
/* slide popup END */





/* responsive 1280 */
@media all and (max-width: 1280px){
	.sec_news .news_list li a{
		padding: 2rem 1.75rem;
	}
	.sec_news .news_list li p{
		bottom: 2rem;
	}
	.sec_news .news_list li .ico_news_arrow{
		right: 3.75rem; bottom: 1.5rem;
	}
	.sec_news .news_list li a:hover .ico_news_arrow{
		right: 2.75rem; bottom: 2.75rem;
	}

	.sec_video .txt_wrap:not(.full){
		padding-left: 2rem;
	}
	.sec_video .txt_wrap:not(.full) p{
		padding-right: 0;
	}

	.sec_effect .effect_txt_wrap .effect_txt{
		padding: 3rem 4.125rem;
	}
	
	.sec_effect .effect_content::before{
		width: 34.875rem;
		height: 23.25rem;
	}
}
/* responsive 1280 END */




/* responsive 1024 */
@media all and (max-width: 1024px){
	.sec_news .news_list li{
		width: 50%;
	}
	.sec_news .news_list li:last-child{
		display: none;
	}
	.sec_news .news_list li a{
		display: flex;
		flex-direction: column-reverse;
		position: static;
		padding: 0;
	}
	.sec_news .news_list li a .img_box{
		position: static;
		overflow: visible;
	}
	.sec_news .news_list li{
		padding-top: inherit;
		height: max-content;
	}
	.sec_news .news_list li a .img_box img{
		opacity: 1;
		transform: scale(1);
	}
	.sec_news .news_list li a h3{
		padding: 32px 12px 22px;
		min-height: 110px;
	}
	.sec_news .news_list li p{
		position: static;
		font-size: 14px;
		font-weight: 500;
		padding-left: 12px;
		margin-bottom: 32px;
	}
	.sec_news .news_list li:not(.not_thumbnail) a:hover{color: var(--black);}
	.sec_news .news_list li:nth-last-child(-n+3){
		min-height: 182px;
	}
	.sec_news .news_list li .ico_news_arrow{display: none;}

	.about_txt_anim h3{font-size: 20px;}
}
/* responsive 1024 END */




/* responsive 768px */
@media all and (max-width: 768px){
	.sec_visual article .visual_txt_wrap{
		height: 50px;
	}
	.sec_visual article.arti02 .visual_txt_wrap{
		height: 96px;
	}
	.sec_visual article .visual_txt_wrap h2{
		font-size: 40px;
	}
	.sec_visual article.arti01 .img_box img{
		object-position: left;
	}
	
	.sec_news .h3{
		font-size: 24px;
	}
	.sec_news .news_list li{
		border: none;
		border-bottom: 1px solid var(--gray3);
	}
	.sec_news .news_list li:nth-child(odd){
		border-right: 1px solid var(--gray3);
	}
	.sec_news .news_list li:hover{border-color: var(--gray3);}
	.sec_news .news_list li a h3{
		min-height: 44px;
		letter-spacing: -0.06em;
	}
	.sec_about2 .about_img_anim .img_box{
		max-width: 103.611vw;
	}
	.sec_about2 .h1{
		font-weight: 600;
	}

	.sec_video .row{
		gap: 32px;
	}
	.sec_video .txt_wrap:not(.full){
		padding-left: 0;
	}
	.sec_video .txt_wrap:not(.full) p{
		margin-top: 16px !important;
	}
	.sec_video .txt_wrap.full{
		flex-direction: column-reverse;
		margin-top: 60px;
		gap: 32px;
	}
	.sec_video .txt_wrap.full video{
		margin-top: auto !important;
	}
	.sec_video .txt_wrap.full .txt{
		flex-direction: column;
	}
	.sec_video .txt_wrap.full .txt p{
		margin-top: 16px;
	}

	.sec_addition{
		padding-top: 200px;
	}
	.sec_addition li{
		min-height: auto;
	}
	.sec_addition li .img_box{
		padding: 40px 32px 0;
	}
	.sec_addition li .txt_box{
		padding: 40px 32px 60px;
		align-items: flex-start;
	}
	.sec_addition li .txt_box h4{
		margin-top: 16px !important;
	}
	.sec_addition li:nth-child(2) .txt_box p + p{
		font-size: 12px;
		line-height: 16px;
		margin-top: 32px !important;
	}

	.sec_certificate{
		margin-top: 200px !important;
	}
	.certificate_swiper{
		padding: 60px 0;
	}
	.certificate_swiper .swiper-wrapper{
		height: 300px;
	}
	.certificate_swiper .swiper-slide{
		margin: 0 14px;
	}
	
	.sec_effect .effect_txt_wrap .effect_txt{
		flex-direction: column;
		padding: 30px 0 28px;
		text-align: center;
	}
	.sec_effect .effect_txt_wrap .effect_txt p{
		font-size: 16px;
	}
	.sec_effect .effect_txt_wrap .effect_txt p+p{
		margin-top: 56px;
	}
	.sec_effect .effect_txt_wrap .effect_txt.arrow::before{
		transform: translate(-50%,-50%) rotate(90deg);
	}

	.sec_effect .effect_content{
		flex-direction: column;
		gap: 210px;
		margin-top: 100px !important;
		padding: 40px 24px 60px;
	}
	.sec_effect .effect_content::before{
		width: 248px;
		height: 174px;
		top: 140px;
		left: 50%;
		transform: translateX(-50%);
		background: url("../images/visual/effect_img_mo.png") no-repeat center / cover;
	}
	.sec_effect .effect_cont_txt,
	.sec_effect .effect_cont_txt .effect_txt{
		width: 100%;
	}
	.sec_effect .effect_cont_txt .effect_txt{
		padding: 24px 0;
	}


	/* px to vw */
	.sec_visual article .visual_txt_wrap{
		height: 13.8889vw;
	}
	.sec_visual article.arti02 .visual_txt_wrap{
		height: 26.6667vw;
	}
	.sec_visual article .visual_txt_wrap h2{
		font-size: 11.1111vw;
	}
	
	.sec_news .h3{
		font-size: 6.6667vw;
	}
	.sec_news .news_list li a h3{
		min-height: 12.2222vw;
		letter-spacing: -0.06em;
	}
	.sec_about2 .about_img_anim .img_box{
		max-width: 103.611vw;
	}
	.sec_about2 .h1{
		
	}

	.sec_video .row{
		gap: 8.8889vw;
	}
	.sec_video .txt_wrap:not(.full){
		padding-left: 0;
	}
	.sec_video .txt_wrap:not(.full) p{
		margin-top: 4.4444vw !important;
	}
	.sec_video .txt_wrap.full{
		flex-direction: column-reverse;
		margin-top: 16.6667vw;
		gap: 8.8889vw;
	}
	.sec_video .txt_wrap.full video{
		margin-top: auto !important;
	}
	.sec_video .txt_wrap.full .txt{
		flex-direction: column;
	}
	.sec_video .txt_wrap.full .txt p{
		margin-top: 4.4444vw;
	}

	.sec_addition{
		padding-top: 55.5556vw;
	}
	.sec_addition li{
		min-height: auto;
	}
	.sec_addition li .img_box{
		padding: 11.1111vw 8.8889vw 0;
	}
	.sec_addition li .txt_box{
		padding: 11.1111vw 8.8889vw 16.6667vw;
		align-items: flex-start;
	}
	.sec_addition li .txt_box h4{
		margin-top: 4.4444vw !important;
	}
	.sec_addition li:nth-child(2) .txt_box p + p{
		font-size: 3.3333vw;
		line-height: 4.4444vw;
		margin-top: 8.8889vw !important;
	}

	.sec_certificate{
		margin-top: 55.5556vw !important;
	}
	.certificate_swiper{
		padding: 16.6667vw 0;
	}
	.certificate_swiper .swiper-wrapper{
		height: 83.3333vw;
	}
	.certificate_swiper .swiper-slide{
		margin: 0 3.8889vw;
	}
	
	.sec_effect .effect_txt_wrap .effect_txt{
		flex-direction: column;
		padding: 8.3333vw 0 7.7778vw;
		
	}
	.sec_effect .effect_txt_wrap .effect_txt p{
		font-size: 4.4444vw;
	}
	.sec_effect .effect_txt_wrap .effect_txt p+p{
		margin-top: 15.5556vw;
	}
	.sec_effect .effect_txt_wrap .effect_txt.arrow::before{
		transform: translate(-50%,-50%) rotate(90deg);
	}

	.sec_effect .effect_content{
		flex-direction: column;
		gap: 58.3333vw;
		margin-top: 27.7778vw !important;
		padding: 11.1111vw 6.6667vw 16.6667vw;
	}
	.sec_effect .effect_content::before{
		width: 68.8889vw;
		height: 48.3333vw;
		top: 38.8889vw;
		left: 50%;
		transform: translateX(-50%);
		background: url("../images/visual/effect_img_mo.png") no-repeat center / cover;
	}
	.sec_effect .effect_cont_txt,
	.sec_effect .effect_cont_txt .effect_txt{
		width: 100%;
	}
	.sec_effect .effect_cont_txt .effect_txt{
		padding: 6.6667vw 0;
	}


	.floating_box{
		right: 20px;
		padding: 14px 16px;
		height: max-content;
		width : max-content;
	}
	.floating_box strong{
		font-size: 16px;
		margin-bottom: 10px;
	}
	.floating_box p{
		gap: 6px;
		font-size: 12px;
	}
	.floating_box .ico_tel,
	.floating_box .ico_mail{
		width : 12px;
		height: 12px;
	}
}
/* responsive 768px END */