/*============================================================
	TECHART GTclassic ランディングページ
*/
.gtc-lead-wrap {
	padding: 50px 0 70px 0;
	text-align: center;
}
.gtc-logo {
	display: block;
	margin: 0 auto 35px auto;
	height: 34px;
}
.gtc-lead {
	max-width: 760px;
	margin: 0 auto;
	padding: 0 15px;
	font-size: 16px;
	line-height: 1.9;
}

.container {
	width: 100%;
	max-width: 100%;
	padding: 0;
}

section {
	width: 100%;
	padding: 5rem 0;
}

div.wrapper {
	width: 1080px;
	max-width: 90%;
	margin: 0 auto;
}

section.blackback {
	background-color: #303030;
	color: #ffffff;
}
section.blueback {
	background-color: #556775;
	color: #ffffff;
}

.section-title {
	font-size: 2.2rem;
	font-weight: bolder;
	padding: 0 0 2rem 0;
}
.section-title.center {
	text-align: center;
}

.gtc-quote {
	max-width: 900px;
	margin: 0 auto;
	text-align: center;
	font-size: 1.8rem;
	font-weight: bold;
	line-height: 1.6;
}

.container section p.gtc-text {
	padding-bottom: 1.5rem;
	line-height: 1.9;
}
.gtc-text.center {
	max-width: 760px;
	margin: 0 auto;
	text-align: center;
}
/* 小型カルーセル(写真/デザインスケッチ) */
.small-carousel {
	margin: 4rem -15px 60px -15px;
}
.small-carousel + .small-carousel {
	margin-top: 7rem;
}
.small-carousel .slick-slide {
	padding: 0 15px;
}
.small-carousel img {
	width: 100%;
	aspect-ratio: 5 / 3;
	object-fit: cover;
	display: block;
}
.small-carousel.sketch-carousel img {
	aspect-ratio: 4 / 3;
}
.small-carousel .slick-arrow {
	color: #333;
	text-shadow: none;
}
.small-carousel .slick-prev {
	left: -40px;
}
.small-carousel .slick-next {
	right: -40px;
}

@media screen and (min-width: 768px) and (max-width: 1240px) {
	.small-carousel .slick-prev {
		left: -15px;
	}
	.small-carousel .slick-next {
		right: -15px;
	}
}

/* 製作風景(画面幅いっぱいに4枚並べて常時表示) */
.process-row {
	display: flex;
	gap: 2px;
	margin-top: 7rem;
}
.process-row li {
	flex: 1 1 0;
}
.process-row img {
	width: 100%;
	display: block;
}

/* Front / Rear : 画像とテキストの左右分割 */
.split {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	align-items: center;
	margin-top: 3rem;
}
.split:first-of-type {
	margin-top: 0;
}
.split + .split {
	margin-top: 4rem;
}
.split-media {
	flex: 0 0 48.6%;
	max-width: 48.6%;
}
.split-media img {
	width: 100%;
	display: block;
}
.split-text {
	flex: 0 0 40%;
	max-width: 40%;
}
.split.reverse {
	flex-direction: row-reverse;
}
.split .section-title {
	padding-bottom: 1.2rem;
}
.split p.gtc-text {
	padding-bottom: 0;
}

/* 画像ギャラリー(2列/4列共通グリッド) */
.image-gallery {
	display: flex;
	flex-wrap: wrap;
	width: 100%;
}
.image-gallery.pt-3 {
	padding-top: 3rem;
}
.image-gallery .s4-images {
	flex-basis: 25%;
}
.image-gallery .s3-images {
	flex-basis: 33.333%;
}
.image-gallery .m-image {
	flex-basis: 50%;
}
.image-gallery .l-image {
	flex-basis: 100%;
}
.image-gallery img {
	width: 100%;
	display: block;
}
.pad {
	padding: 1%;
}

/* 動画(レスポンシブ 16:9) */
.video-wrap {
	position: relative;
	width: 100%;
	max-width: 860px;
	margin: 3rem auto 0 auto;
	padding-top: 48.4%;
	height: 0;
	overflow: hidden;
}
.video-wrap iframe {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	border: 0;
}

/* ブローシャ(テーブル表示) */
.brochure-table {
	width: 100%;
	border-collapse: collapse;
	margin-top: 1.5rem;
}
.brochure-table th {
	text-align: left;
	font-weight: normal;
	font-size: 13px;
	letter-spacing: 0.05em;
	opacity: 0.6;
	padding: 0 10px 12px 10px;
	border-bottom: 1px solid #ccc;
}
.brochure-table td {
	padding: 18px 10px;
	border-bottom: 1px solid #e3e3e3;
	font-size: 15px;
}
.brochure-table td.dl {
	text-align: right;
}
.brochure-table a {
	color: inherit;
	text-decoration: none;
}
.os-pc .brochure-table a i {
	transition: all 0.3s ease;
}
.os-pc .brochure-table tr:hover a i {
	opacity: 0.5;
}

/* SP */
@media screen and (max-width: 767px) {
	section {
		padding: 3rem 0;
	}
	.section-title {
		font-size: 1.5rem;
	}
	.gtc-quote {
		font-size: 1.2rem;
	}
	.gtc-lead {
		font-size: 14px;
	}
	.gtc-lead-wrap {
		padding: 30px 0 40px 0;
	}
	.video-wrap {
		padding-top: 56.25%;
	}
	.split-media,
	.split-text {
		flex: 0 0 100%;
		max-width: 100%;
	}
	.split-text {
		padding: 25px 15px 0 15px;
	}
	.split.reverse {
		flex-direction: column;
	}
	.image-gallery .s4-images,
	.image-gallery .s3-images {
		flex-basis: 50%;
	}
	.brochure-table td,
	.brochure-table th {
		font-size: 13px;
		padding: 12px 5px;
	}
	.small-carousel {
		margin: 2.5rem 0 50px 0;
	}
	.small-carousel + .small-carousel {
		margin-top: 4rem;
	}
	.small-carousel .slick-slide {
		padding: 0;
	}
	.small-carousel .slick-arrow {
		color: #fff;
		text-shadow: 1px 1px 0 #000;
	}
	.small-carousel .slick-prev {
		left: 5px;
	}
	.small-carousel .slick-next {
		right: 5px;
	}
	.process-row {
		flex-wrap: wrap;
		margin-top: 4rem;
	}
	.process-row li {
		flex: 0 0 calc(50% - 1px);
	}
}

/* 拡大表示(lightbox)のアイコン: lightbox.min.css は ../images/ を参照するが実ファイルは assets/image/ にあるため上書き */
.lb-cancel {
	background-image: url(../../../assets/image/loading.gif);
}
.lb-nav a.lb-prev {
	background-image: url(../../../assets/image/prev.png);
}
.lb-nav a.lb-next {
	background-image: url(../../../assets/image/next.png);
}
.lb-data .lb-close {
	background-image: url(../../../assets/image/close.png);
}