@charset "UTF-8";




.main-title {
	position: relative;
	background: none;
}
.main-title::after {
	position: absolute;
	content: "";
	display: block;
	width: 100vw;
	height: 200vw;
	left: 0;
	top: 0;
	z-index: 1;
	background: url(/img/bg_technology_sp.png?3) 50% 0% no-repeat;
	background-size: 100% auto;
}

.main-title > * {
	position: relative;
	z-index: 10;
}

main > *:nth-child(n + 2) {
	position: relative;
	z-index: 100;
}






#intro {
	position: relative;
	padding: 60px 24px;
}
#intro .inner {
}

#intro .content {
}

#intro .box {
}
#intro figure {
	max-width: 400px;
	margin: 30px 0 0;
	overflow: hidden;
	border: 1px solid #e6e6e6;
	border-radius: 7px;
}
#intro figure img {
	aspect-ratio: 326 / 124;
	object-fit: cover;
}

#intro h2 {
	font-size: 27px;
	font-weight: 500;
	line-height: 1.5;
}
#intro .text {
	margin: 25px 0 0;
}
#intro .text p {
	font-size: 15px;
	font-weight: 500;
	line-height: 1.8;
}




#intro .tech-list {
	margin: 60px -24px 0;
	padding: 60px 24px;
	border-top: 1px solid #e6e6e6;
	background: #f4f4f4;
}
#intro .tech-list ul {
}
#intro .tech-list li {
}
#intro .tech-list li + li {
	margin-top: 40px;
	padding-top: 45px;
	border-top: 1px solid #e6e6e6;
}

#intro .tech-list .pict {
	overflow: hidden;
	max-width: 400px;
	border: 1px solid #e6e6e6;
	border-radius: 7px;
	background: #fff;
}

#intro .tech-list dl {
	margin:	20px 0 0;
}
#intro .tech-list dt {
	font-size: 24px;
	font-weight: 700;
}
#intro .tech-list dt + dd {
	margin:	20px 0 0;
	font-size: 15px;
	font-weight: 700;
	color: #dc1010;
}
#intro .tech-list dd + dd {
	margin:	14px 0 0;
	font-size: 15px;
	font-weight: 500;
	line-height: 1.9;
}
#intro .tech-list nav {
	margin: 40px 0 0;
}







#howto {
	position: relative;
	padding: 60px 24px;
	background: #f4f4f4;
	border-top: 1px solid #e6e6e6;
}
#howto .inner {
}

#howto header {
}
#howto header h2 {
	font-size: 27px;
	font-weight: 500;
	line-height: 1.5;
}
#howto header .caption {
	margin: 20px 0 0;
	font-size: 15px;
	font-weight: 500;
	line-height: 1.8;
}


#howto figure {
	position: relative;
	box-sizing: border-box;
	margin: 30px 0 0;
	aspect-ratio: 1280 / 757;
	background: #fff;
}
#howto figure iframe {
	position: absolute;
	width: 100%;
	height: 100%;
	left: 0;
	top: 0;
}



#lab {
	position: relative;
	padding: 60px 24px;
	background: #fff;
	border-top: 1px solid #e6e6e6;
}
#lab .inner {
}

#lab h2 {
	font-size: 27px;
	font-weight: 500;
	line-height: 1.5;
}

#lab .content {
	display: flex;
	flex-direction: column-reverse;
	margin: 30px 0 0;
}
#lab .content .box,
#lab .content .pict {
}
#lab .content .box {
	margin: 25px 0 0;
}
#lab .content dt {
	font-size: 20px;
	font-weight: 500;
	line-height: 1.6;
}
#lab .content dd {
	margin: 20px 0 0;
	font-size: 15px;
	font-weight: 500;
	line-height: 1.8;
}
#lab .content nav {
	margin: 40px 0 0;
}

#lab .content .pict {
	overflow: hidden;
	border: 1px solid #e6e6e6;
	border-radius: 7px;
}







/* ---------------------------------------------------------------------------------------------------- */
/* OPENING */

.main-title {
	border-bottom-color: rgba(230,230,230,0);
	transition: all 500ms ease;
}
.main-title::after {
	opacity: 0;
	transform: scale(1.25);
	transform-origin: center top;
	transition: all 500ms ease;
}



.main-title h1 {
	position: relative;
	height: 40px;
	overflow: hidden;
}
.main-title h1 span {
	position: relative;
	display: block;
	transform: translateY(40px);
	transition: all 400ms ease 200ms;
}

.main-title .lead {
	position: relative;
	height: 20px;
	margin-bottom: -10px;
	overflow: hidden;
	
	font-size: 15px;
	letter-spacing: -0.5px;
}
.main-title .lead span {
	position: relative;
	display: block;
	transform: translateY(20px);
	transition: all 400ms ease 400ms;
}



.main-title .caption {
	position: relative;
	opacity: 0;
	transition: all 600ms ease 500ms;
}





body.start .main-title {
	border-bottom-color: rgba(230,230,230,1);
}
body.start .main-title::after {
	opacity: 1;
	transform: scale(1);
}


body.start .main-title h1 span {
	transform: translateY(0px);
}
body.start .main-title .lead span {
	transform: translateY(0px);
}

body.start .main-title .caption {
	opacity: 1;
}






main > *:nth-child(n + 2) {
	opacity: 0;
	transition: all 600ms ease 500ms;
}
body.start main > *:nth-child(n + 2) {
	opacity: 1;
}