@charset "UTF-8";

/*about
----------------------------------------*/


.about::before {
	content: '';
	display: block;
	position: sticky;
	top: 0;
	left: 0;
	width: 100%;
	height: 100vh;
	background: url(../../img/about/bg_01.jpg) no-repeat center center / cover;
	margin-bottom: -100vh;
}
.about_intro {
	max-width: 112rem;
	margin: 0 auto;
	display: flex;
	color: #fff;
	padding: 2.8rem 0 16.8rem;
}
.about_intro h1 {
	width: 40.9rem;
	margin-top: 16.2rem;
}
.about_intro h1 .en {
	font-size: 1.8rem;
	font-weight: 500;
	letter-spacing: .055em;
	display: block;
}
.about_intro h1 img {
	width: 28.8rem;
	margin: 2.7rem 0 0 .2rem;
}
.about_intro_box {
	flex: 1;
}
.about_intro_box figure {
	width: 30rem;
	margin-bottom: 5.8rem;
}
.about_intro_box p {
	font-size: 1.6rem;
	font-weight: 500;
	letter-spacing: .1em;
	line-height: 2.25;
}
.about_intro_box p + p {
	margin-top: 1.6rem;
}
@media only screen and (max-width: 768px) {
	.about::before {
		background-color: #F9EEEF;
		background-image: url(../../img/about/bg_01-sp.jpg);
	}
	.about_intro {
		display: block;
		padding: 6.5rem 0 8.9rem;
	}
	.about_intro h1 {
		width: auto;
		margin-top: 29.6rem;
		position: absolute;
		left: 3rem;
		z-index: 10;
	}
	.about_intro h1 .en {
		font-size: 1.6rem;
	}
	.about_intro h1 img {
		width: 27.3rem;
		margin: 1.8rem 0 0 .2rem;
	}
	.about_intro_box figure {
		width: 23rem;
		margin: 0 auto 11.3rem;
	}
	.about_intro_box p {
		font-size: 1.4rem;
		margin: 0 3rem;
		line-height: 2.2857;
	}
	.about_intro_box p + p {
		margin-top: 1.8rem;
	}
}

/*point
----------------------------------------*/
.about_point {
	background: #fff;
	padding: 9.2rem 0 18rem;
}
.about_point h2 {
	text-align: center;
	font-size: 1.8rem;
	font-weight: 500;
	letter-spacing: .1em;
	margin-bottom: 5.2rem;
}
.about_point h2 span {
	display: block;
	font-size: 2.6rem;
	letter-spacing: .1em;
	margin-top: .7rem;
}
.about_point_box {
	max-width: 116rem;
	margin: 0 auto;
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 4rem;
}
.about_point_item {
	border-left: .1rem solid rgba(51, 51, 51, .5);
}
.about_point h3 {
	margin: -.9rem 0 2.5rem 2.9rem;
}
.about_point h3 .en {
	display: block;
	font-size: 2rem;
	letter-spacing: .06em;
	font-weight: 400;
}
.about_point h3 .mincho:nth-child(2) {
	font-size: 1.8rem;
	font-weight: 500;
	letter-spacing: .15em;
	line-height: 1.7778;
	margin-top: .3rem;
	display: block;
}
.about_point h3 .mincho:nth-child(3) {
	font-size: 3rem;
	font-weight: 500;
	letter-spacing: .15em;
	margin-top: .4rem;
	display: block;
}
.about_point_item p {
	font-size: 1.3rem;
	font-weight: 500;
	letter-spacing: .05em;
	line-height: 2.1538;
	margin: 3rem 0 0 2.9rem;
}
@media only screen and (max-width: 768px) {
	.about_point {
		padding: 9.4rem 0 10.3rem;
	}
	.about_point h2 {
		font-size: 1.6rem;
		margin-bottom: 6.2rem;
	}
	.about_point h2 span {
		font-size: 2.4rem;
		margin-top: .5rem;
	}
	.about_point_box {
		max-width: 38rem;
		margin: 0;
		grid-template-columns: repeat(1, 1fr);
		gap: 6.9rem;
	}
	.about_point_item {
		border-left: 0;
	}
	.about_point_item::before {
		content: '';
		display: block;
		width: .1rem;
		background: #333;
		position: absolute;
		top: 0;
		bottom: .1rem;
		left: 2rem;
		opacity: .5;
	}
	.about_point h3 {
		margin: -.9rem 0 2.5rem 5rem;
	}
	.about_point_item figure img {
		height: 20rem;
		width: 100%;
		object-fit: cover;
	}
	.about_point_item figure::before {
		content: '';
		display: block;
		width: .1rem;
		position: absolute;
		top: 0;
		left: 2rem;
		bottom: 0;
		background: #fff;
	}
	.about_point_item p {
		margin: 3.1rem 2rem 0 5rem;
	}
}

/*technical
----------------------------------------*/
.about_technical {
	background: #F9EEEF;
	color: #fff;
	padding: 1rem;
}
.about_technical_bg {
	position: sticky;
	top: 0;
	left: 0;
	height: 100dvh;
}
.about_technical_bg video {
	display: block;
	width: 100%;
	height: 100dvh;
	object-fit: cover;
	filter: grayscale(0.6) brightness(.6);
}
.about_technical h2 {
	margin: -100dvh 0 5.8rem;
	padding-top: 17.2rem;
	text-align: center;
}
.about_technical h2 .en {
	font-size: 2rem;
	letter-spacing: .07em;
	font-weight: 400;
	display: block;
	width: 33rem;
	padding-bottom: 1.9rem;
	border-bottom: .1rem solid #D0D0D0;
	margin: 0 auto 2.1rem;
}
.about_technical h2 .mincho:nth-child(2) {
	display: block;
	font-size: 1.8rem;
	letter-spacing: .1em;
	font-weight: 600;
	margin-bottom: 2.9rem;
}
.about_technical h2 .mincho:nth-child(3) {
	display: block;
	font-size: 3.4rem;
	letter-spacing: .1em;
	font-weight: 600;
}
.about_technical_list {
	display: flex;
	justify-content: center;
	margin-bottom: 5.9rem;
}
.about_technical_list li {
	width: 21.4rem;
	height: 21.4rem;
	border-radius: 50%;
	background: rgba(255, 255, 255, .4);
	backdrop-filter: blur(1rem);
	padding-top: 8.1rem;
}
.about_technical_list li + li {
	margin-left: -2.3rem;
}
.about_technical_list li:nth-child(3) {
	z-index: 2;
}
.about_technical_list li:nth-child(2) {
	z-index: 3;
}
.about_technical_list li:nth-child(1) {
	z-index: 4;
}
.about_technical_list li img {
	width: 16.9rem;
	margin: 0 auto;
}
.about_technical_list li:nth-child(2) img {
	width: 7.4rem;
}
.about_technical_list li:nth-child(3) img {
	width: 16.3rem;
}
.about_technical_list li:nth-child(4) img {
	width: 10.9rem;
}
.about_technical_txt {
	text-align: center;
	font-size: 1.6rem;
	font-weight: 600;
	line-height: 2.25;
	letter-spacing: .1em;
}
.about_technical_detail {
	width: 126rem;
	margin: 5.4rem auto 0;
	padding-bottom: 16rem;
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 2rem;
}
.about_technical_detail h3 {
	display: flex;
	align-items: center;
	margin-bottom: 1.8rem;
}
.about_technical_detail h3 > .en {
	width: 9.6rem;
	border-right: .1rem solid #fff;
	font-size: 7rem;
	line-height: .7;
	font-style: italic;
	font-weight: 400;
	letter-spacing: .06em;
}
.about_technical_detail h3 > span:nth-child(2) {
	flex: 1;
	padding-left: 2.1rem;
}
.about_technical_detail h3 > span .en {
	font-size: 2rem;
	font-weight: 500;
	letter-spacing: .06em;
	display: block;
}
.about_technical_detail h3 > span .mincho {
	font-size: 1.8rem;
	font-weight: 500;
	letter-spacing: .16em;
	display: block;
}
.about_technical_detail p {
	font-size: 1.4rem;
	line-height: 2.2857;
	letter-spacing: .1em;
}
@media only screen and (max-width: 768px) {
	.about_technical {
		padding: .5rem;
	}
	.about_technical h2 {
		margin: -100dvh 0 3rem;
		padding-top: 10.8rem;
	}
	.about_technical h2 .en {
		font-size: 1.8rem;
		padding-bottom: 1.3rem;
		margin: 0 auto 1.1rem;
	}
	.about_technical h2 .mincho:nth-child(2) {
		margin-bottom: 3.1rem;
	}
	.about_technical h2 .mincho:nth-child(3) {
		font-size: 2.4rem;
		line-height: 1.6667;
	}
	.about_technical_list {
		width: 29.1rem;
		flex-wrap: wrap;
		margin: 0 auto 3.6rem;
	}
	.about_technical_list li {
		width: 15.8rem;
		height: 15.8rem;
		padding-top: 6rem;
	}
	.about_technical_list li + li {
		margin-left: 0;
	}
	.about_technical_list li:nth-child(2) {
		z-index: 0;
		margin: 0 0 -2.2rem -2.6rem;
	}
	.about_technical_list li:nth-child(1) {
		margin-bottom: -2.2rem;
	}
	.about_technical_list li:nth-child(1),
	.about_technical_list li:nth-child(4) {
		z-index: 1;
	}
	.about_technical_list li:nth-child(4) {
		margin-left: -2.6rem;
	}
	.about_technical_list li img {
		width: 12.5rem;
	}
	.about_technical_list li:nth-child(2) img {
		width: 5.5rem;
	}
	.about_technical_list li:nth-child(3) img {
		width: 12rem;
		margin-top: .3rem;
	}
	.about_technical_list li:nth-child(4) img {
		width: 8rem;
		margin-top: .3rem;
	}
	.about_technical_txt {
		font-size: 1.3rem;
		line-height: 2.2857;
	}
	.about_technical_detail {
		width: 31rem;
		margin: 5.5rem auto 0;
		padding-bottom: 8.9rem;
		grid-template-columns: repeat(1, 1fr);
		gap: 4.5rem;
	}
}

/*next
----------------------------------------*/
.about_next {
	color: #fff;
	display: flex;
	align-items: center;
	min-height: 78.7rem;
}
.about_next_bg {
	width: 112rem;
	margin: 0 auto;
}
.about_next_bg figure {
	float: left;
}
.about_next_bg .slick-list::after {
	content: '';
	display: block;
	clear: both;
}
.about_next_inner {
	width: calc(50% - 6rem);
	margin: 0 0 0 auto;
	position: absolute;
	top: 32.2rem;
	right: 0;
}
.about_next h2 {
	font-size: 3rem;
	letter-spacing: .06em;
	font-weight: 400;
	padding-bottom: 1.8rem;
	border-bottom: .1rem solid #D0D0D0;
	margin-bottom: 3.7rem;
}
.about_next p {
	font-size: 1.6rem;
	font-weight: 500;
	letter-spacing: .1em;
	line-height: 2.25;
}
.about_next p + p {
	margin-top: 1.7rem;
}
@media only screen and (max-width: 768px) {
	.about_next_bg {
		width: 36rem;
		margin: 0;
	}
	.about_next_inner {
		width: auto;
		margin: 0;
		top: 32.7rem;
		left: 3rem;
	}
	.about_next h2 {
		font-size: 2.6rem;
		margin-bottom: 2.4rem;
	}
	.about_next p {
		font-size: 1.4rem;
		line-height: 2.2857;
	}
	.about_next p + p {
		margin-top: 1.3rem;
	}
}

/*training
----------------------------------------*/
.about_training {
	color: #fff;
	text-align: center;
	padding: 14.3rem 0 15rem;
}
.about_training h2 {
	margin-bottom: 2.5rem;
}
.about_training h2 .en {
	display: block;
	width: 33rem;
	border-bottom: .1rem solid #D0D0D0;
	margin: 0 auto 1.6rem;
	padding-bottom: 1.9rem;
	font-size: 2rem;
	letter-spacing: .06em;
	font-weight: 500;
}
.about_training h2 .mincho {
	display: block;
	font-size: 3rem;
	font-weight: 600;
	letter-spacing: .1em;
}
.about_training p {
	text-align: center;
	font-size: 1.3rem;
	letter-spacing: .05em;
}
.about_training_btn {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 33rem;
	height: 6rem;
	border-radius: 3rem;
	background: #C6A3A2;
	color: #fff;
	padding: 0 .4rem .2rem 0;
	box-shadow: 0 .4rem 1rem rgba(0, 0, 0, .12);
	margin: 4.6rem auto 0;
}
.about_training_btn .en {
	font-size: 1.7rem;
	letter-spacing: .06em;
	top: -.1rem;
}
.about_training_btn .mincho {
	font-size: 1.6rem;
	letter-spacing: .1em;
	margin-left: 2.6rem;
}
.about_training_btn .mincho::before {
	content: '';
	display: block;
	width: .1rem;
	height: 1.7rem;
	background: rgba(255, 255, 255, .5);
	transform: rotate(38deg);
	position: absolute;
	top: .4rem;
	left: -1.3rem;
}
.about_training_btn::before {
	content: '';
	display: block;
	width: .5rem;
	height: .5rem;
	border-radius: 50%;
	background: #E4CBCA;
	position: absolute;
	top: 0;
	bottom: .2rem;
	left: 5.7rem;
	margin: auto 0;
}
.about_training_btn::after {
	content: '';
	display: block;
	width: .8rem;
	height: .7rem;
	background: url(../../img/common/icon_btn_arrow_01.svg) no-repeat left top / 100% auto;
	position: absolute;
	top: 0;
	bottom: .2rem;
	right: 5.3rem;
	margin: auto 0;
	transition: transform .3s;
}
@media (hover:hover) {
	.about_training_btn:hover::after {
		transform: translateX(.5rem);
	}
}
@media only screen and (max-width: 768px) {
	.about_training {
		padding: 11.2rem 0 10rem;
	}
	.about_training h2 {
		margin-bottom: 1.5rem;
	}
	.about_training h2 .en {
		padding-bottom: 1.3rem;
		font-size: 1.8rem;
	}
	.about_training h2 .mincho {
		font-size: 2rem;
	}
	.about_training p {
		line-height: 2;
	}
	.about_training_btn {
		margin: 3.2rem auto 0;
	}
}