@charset "utf-8";


/* history
----------------------------------------------- */

.history {
	position: relative;
	margin: 30px 0 0;
	z-index: 1;
}
.history:after {
	display: block;
	content: "";
	position: absolute;
	top: -115px;
	left: 50%;
	bottom: 0;
	margin: 0 0 0 -167px;
	width: 335px;
	background-image: url(../images/common/bg_mesh.png);
	z-index: -2;
}
.history__start {
	position: relative;
	height: 130px;
	color: #333;
	font-family: 'Roboto', sans-serif;
	font-size: 30px;
	font-weight: 100;
	font-style: italic;
	text-align: center;
	letter-spacing: 0.05em;
	z-index: 1;
}
.history__start:after {
	display: block;
	content: "";
	position: absolute;
	top: 40px;
	left: 50%;
	bottom: 0;
	margin: 0 0 0 -1px;
	width: 2px;
	background-image: url(../images/history/timeline_pc.png);
	background-repeat: repeat-y;
	background-position: center top;
	background-size: 2px 4px;
	z-index: -1;
}

.history__article {
	padding: 20px 0;
}
.history__header {
	padding: 0 0 30px;
	text-align: center;
}
.history__year {
	color: #db0225;
	font-family: 'Roboto', sans-serif;
	font-size: 100px;
	font-weight: 100;
	font-style: italic;
	letter-spacing: 0.05em;
}
.history__topic {
	margin: 25px 0 0;
	color: #333;
	font-size: 25px;
	letter-spacing: 0.05em;
}
.history__summary {
	margin: 30px 0 0;
	font-size: 15px;
	letter-spacing: 0.05em;
	line-height: 30px;
}
.history__content {
	position: relative;
	z-index: 1;
}
.history__content:after {
	display: block;
	content: "";
	position: absolute;
	top: 0;
	left: 50%;
	bottom: 0;
	margin: 0 0 0 -1px;
	width: 2px;
	background-image: url(../images/history/timeline_pc.png);
	background-repeat: repeat-y;
	background-position: center top;
	background-size: 2px 4px;
	z-index: -1;
}
.history__columns {
	display: flex;
	justify-content: space-between;
	padding: 20px 0;
}
.history__column {
	width: 520px;
}
.history__main {
	margin: 0 55px;
	padding: 15px 0 0;
}
.history__event {
	font-size: 25px;
	letter-spacing: 0.05em;
	line-height: 36px;
}
.history__text {
	margin: 20px 70px 0 0;
	font-size: 15px;
	letter-spacing: 0.05em;
	line-height: 30px;
}
.history__more {
	margin: 70px 0 0;
}
.history__image {
	font-size: 0;
}
.history__image img {
	width: 100%;
	height: auto;
	border-radius: 40px;
}

/* current */

.history__article--current {
	background-color: #fff;
}

/* timeline */

.history__header--timeline {
	position: relative;
	padding: 0 0 80px;
	z-index: 1;
}
.history__header--timeline:after {
	display: block;
	content: "";
	position: absolute;
	left: 50%;
	bottom: 0;
	margin: 0 0 0 -1px;
	width: 2px;
	height: 45px;
	background-image: url(../images/history/timeline_pc.png);
	background-repeat: repeat-y;
	background-position: center top;
	background-size: 2px 4px;
	z-index: -1;
}

/* reverse */

.history__columns--reverse .history__column:first-child {
	order: 2;
}

/* irregular01 */

.history__columns--irregular01 {
	align-items: center;
}
.history__columns--irregular01 .history__image {
	text-align: center;
}
.history__columns--irregular01 .history__image img {
	margin: auto;
	max-width: 390px;
}

/* irregular02 */

.history__columns--irregular02 {
	padding: 20px 0 60px;
}
.history__columns--irregular02 .history__column:first-child {
	width: 340px;
}
.history__columns--irregular02 .history__column:last-child {
	width: 708px;
}
.history__columns--irregular02 .history__main {
	margin: 0;
}

/* irregular03 */

.history__columns--irregular03 .history__column:last-child {
	text-align: right;
}
.history__columns--irregular03 .history__image:first-child {
	display: inline-block;
	width: 390px;
}
.history__columns--irregular03 .history__image:last-child {
	margin: -310px 0 0 -430px;
	width: 520px;
}

.history__columns--irregular03 .history__image.history__image__en:last-child {
	margin: -230px 0 0 -430px;
	width: 520px;
}

/* irregular04 */

.history__columns--irregular04 .history__image {
	text-align: center;
}
.history__columns--irregular04 .history__image img {
	margin: auto;
	max-width: 390px;
}

/* irregular05 */

.history__columns--irregular05 .history__image {
	text-align: right;
}
.history__columns--irregular05 .history__image img {
	max-width: 430px;
}

/* ready */

.js-indicate-ready.history__start:after {
	opacity: 0;
}
.js-indicate-ready.history__article .history__header--timeline:after {
	transform: scaleY(0);
	transform-origin: top;
}

.js-indicate-ready.history__article .history__year,
.js-indicate-ready.history__article .history__topic,
.js-indicate-ready.history__article .history__summary {
	opacity: 0;
	transform: translateY(50px);
}
.js-indicate-ready.history__article .history__content:after {
	transform: scaleY(0);
	transform-origin: top;
}

.js-indicate-ready.history__columns .history__event,
.js-indicate-ready.history__columns .history__text,
.js-indicate-ready.history__columns .history__more,
.js-indicate-ready.history__columns .history__image {
	opacity: 0;
	transform: translateX(50px);
}
.js-indicate-ready.history__columns .history__image {
	transform: rotate(0.09deg) scale(0.95) translate(-25px, 25px);
}
.js-indicate-ready.history__columns.history__columns--reverse .history__event,
.js-indicate-ready.history__columns.history__columns--reverse .history__text,
.js-indicate-ready.history__columns.history__columns--reverse .history__more,
.js-indicate-ready.history__columns.history__columns--reverse .history__image {
	transform: translateX(-50px);
}
.js-indicate-ready.history__columns.history__columns--reverse .history__image {
	transform: rotate(0.09deg) scale(0.95) translate(25px, 25px);
}

/* start */

.js-indicate-start.history__start:after {
	opacity: 1;
	transition-property: opacity;
	transition-duration: 0.5s;
	transition-delay: 0.5s;
}
.js-indicate-start.history__article .history__header--timeline:after {
	transform: scaleY(1);
	transition-property: transform;
	transition-duration: 0.85s;
	transition-delay: 0.25s;
	transition-timing-function: cubic-bezier(0.65, 0, 0.35, 1);
}
.js-indicate-start.history__article .history__year,
.js-indicate-start.history__article .history__topic,
.js-indicate-start.history__article .history__summary {
	opacity: 1;
	transform: translateY(0);
	transition-property: opacity, transform;
	transition-duration: 0.85s;
	transition-timing-function: cubic-bezier(0.25, 1, 0.5, 1);
}
.js-indicate-start.history__article .history__topic {
	transition-delay: 0.65s;
}
.js-indicate-start.history__article .history__summary {
	transition-delay: 0.7s;
}
.js-indicate-start.history__article .history__content:after {
	transform: scaleY(1);
	transition-property: transform;
	transition-duration: 0.85s;
	transition-delay: 0.25s;
	transition-timing-function: cubic-bezier(0.65, 0, 0.35, 1);
}

.js-indicate-start.history__columns .history__event,
.js-indicate-start.history__columns .history__text,
.js-indicate-start.history__columns .history__image,
.js-indicate-start.history__columns.history__columns--reverse .history__event,
.js-indicate-start.history__columns.history__columns--reverse .history__text,
.js-indicate-start.history__columns.history__columns--reverse .history__more,
.js-indicate-start.history__columns.history__columns--reverse .history__image {
	opacity: 1;
	transform: rotate(0deg) scale(1) translate(0);
	transition-property: opacity, transform;
	transition-duration: 1s;
	transition-timing-function: cubic-bezier(0.25, 1, 0.5, 1);
}
.js-indicate-start.history__columns .history__event {
	transition-delay: 0.5s;
}
.js-indicate-start.history__columns .history__text {
	transition-delay: 0.55s;
}
.js-indicate-start.history__columns .history__more {
	transition-delay: 0.55s;
}
.js-indicate-start.history__columns .history__image {
	transition-duration: 1s;
	transition-delay: 0.65s;
	transition-timing-function: cubic-bezier(0.33, 1, 0.68, 1);
}


/* anniversary
----------------------------------------------- */

.anniversary {
	text-align: center;
}
.anniversary__title {
	color: #333;
	font-size: 40px;
	text-indent: 0.3em;
	letter-spacing: 0.1em;
}
.anniversary__copy {
	margin: 30px 0 0;
	font-size: 15px;
	letter-spacing: 0.05em;
	line-height: 30px;
}
.anniversary__copy em {
	display: block;
	font-size: 24px;
	font-weight: 700;
	font-style: normal;
}
.anniversary__logo {
	margin: 55px 0 0;
}
.anniversary__logo img {
	width: auto;
	height: 325px;
}


/* index
----------------------------------------------- */

.index {
	display: flex;
	align-items: center;
	position: fixed;
	top: 96px;
	left: 50px;
	bottom: 0;
	z-index: 2;
}
.index__lists {
}
.index__list {
}
.index__list a {
	display: block;
	position: relative;
	padding: 8px 0;
	color: #888;
	font-family: 'Roboto', sans-serif;
	font-size: 15px;
	font-weight: 100;
	font-style: italic;
	text-align: center;
	text-decoration: none;
	letter-spacing: 0.05em;
	z-index: 1;
	transition-property: color;
	transition-duration: 0.2s;
}
.index__list a:after {
	display: block;
	content: "";
	position: absolute;
	top: 50%;
	left: 50%;
	margin: 10px 0 0 -8px;
	width: 16px;
	height: 2px;
	background-color: #e80221;
	z-index: 1;
	transform: scaleX(0);
	transition-property: transform;
	transition-duration: 0.2s;
}

/* current */

.index__list--current a {
	color: #333;
}
.index__list--current a:after {
	transform: scaleX(1);
}

/* initial */

.index {
	visibility: hidden;
	opacity: 0;
	transform: translateX(-15px);
}

/* ready */

.js-index-ready {
	transition-property: visibility, opacity, transform;
	transition-duration: 0s, 0.5s, 0.5s;
	transition-delay: 0.5s, 0s, 0s;
	transition-timing-function: cubic-bezier(0.76, 0, 0.24, 1);
}

/* open */

.js-index-open {
	visibility: visible;
	opacity: 1;
	transform: translateX(0);
	transition-delay: 0s, 0s, 0s;
}




/* pc
----------------------------------------------- */

@media print, screen and (min-width:1000px) {


	/* index
	----------------------------------------------- */

	/* hover */

	.index__list a:hover {
		color: #333;
	}
	.index__list a:hover:after {
		transform: scaleX(1);
	}


	/* retina
	----------------------------------------------- */

	@media only screen and (-webkit-min-device-pixel-ratio: 2) {
	}


}


/* mobile
----------------------------------------------- */

@media only screen and (max-width:999px) {


	/* history
	----------------------------------------------- */

	.history {
		margin: 20px 0 0;
	}
	.history:after {
		top: -80px;
		margin: 0 0 0 -84px;
		width: 168px;
		background-size: 14px 11px;
	}
	.history__start {
		margin: 0 0 20px;
		height: auto;
		font-size: 20px;
	}
	.history__start:after {
		display: none;
	}

	.history__article {
		padding: 0;
	}
	.history__header {
		padding: 10px 0 10px;
	}
	.history__year {
		font-size: 80px;
	}
	.history__topic {
		margin: 30px 0 0;
		font-size: 20px;
		line-height: 33px;
	}
	.history__summary {
		margin: 15px 0 0;
		font-size: 13px;
		text-align: justify;
		letter-spacing: 0.12em;
		line-height: 25px;
	}
	.history__content {
	}
	.history__content:after {
		background-image: url(../images/history/timeline_sp.png);
	}
	.history__columns {
		display: block;
		margin: auto;
		padding: 20px 0 60px;
		max-width: 375px;
	}
	.history__column {
		width: auto;
	}
	.history__main {
		margin: 0;
		padding: 0;
	}
	.history__event {
		font-size: 20px;
		line-height: 33px;
	}
	.history__text {
		margin: 15px 0 0;
		font-size: 13px;
		letter-spacing: 0.12em;
		line-height: 25px;
	}
	.history__more {
		margin: 35px 0 40px;
		text-align: center;
	}
	.history__more .more {
		display: inline-block;
		text-align: left;
	}
	.history__image {
		margin: 50px 0 0;
	}
	.history__image img {
		border-radius: 15px;
	}

	/* timeline */

	.history__header--timeline {
		padding: 10px 0 20px;
	}
	.history__header--timeline:after {
		top: 95px;
		margin: 0 0 0 -1px;
		width: 2px;
		height: auto;
		background-image: url(../images/history/timeline_sp.png);
	}

	/* irregular01 */

	.history__columns--irregular01 .history__image {
		margin: 50px 30px 0;
	}
	.history__columns--irregular01 .history__image img {
		max-width: initial;
	}

	/* irregular02 */

	.history__columns--irregular02 {
		padding: 20px 0 60px;
	}
	.history__columns--irregular02 .history__column:first-child,
	.history__columns--irregular02 .history__column:last-child {
		width: auto;
	}

	/* irregular03 */

	.history__columns--irregular03 .history__column:last-child {
		text-align: right;
	}
	.history__columns--irregular03 .history__image:first-child {
		position: relative;
		width: 195px;
		z-index: 1;
	}
	.history__columns--irregular03 .history__image:last-child {
		margin: -20px 0 0;
		width: 260px;
	}

	.history__columns--irregular03 .history__image.history__image__en:last-child {
		margin: -20px 0 0;
		width: 260px;
	}

	/* irregular04 */

	.history__columns--irregular04 .history__image img {
		max-width: initial;
	}

	/* irregular05 */

	.history__columns--irregular05 .history__image img {
		max-width: initial;
	}


	/* anniversary
	----------------------------------------------- */

	.anniversary {
		margin: 20px -20px 0;
	}
	.anniversary__title {
		font-size: 26px;
	}
	.anniversary__copy {
		margin: 25px 20px 0;
		font-size: 13px;
		letter-spacing: 0.12em;
		line-height: 25px;
	}
	.anniversary__copy em {
		font-size: 15px;
	}
	.anniversary__logo {
		margin: 35px 0 0;
	}
	.anniversary__logo img {
		height: 163px;
	}


	/* index
	----------------------------------------------- */

	.index {
		display: none;
	}


}