@charset "utf-8";

/* mv_bg
-------------------------------------------------- */
.mv_bg{
	width: 100%;
	height: 100vh;
	position: fixed;
	top: 0;
	left: 0;
	overflow: hidden;
	z-index: 2;
}
.mv_bg .mv_bg_inner,
.mv_bg .mv_bg_slide,
.mv_bg .mv_bg_slide .swiper-container,
.mv_bg .mv_bg_slide ul,
.mv_bg .mv_bg_slide ul li{
	height: 100%;
}
.mv_bg .mv_bg_slide ul li p{
	width: 100%;
	height: 100%;
	background-position: center top;
	background-repeat: no-repeat;
	background-size: cover;
	position: absolute;
	top: 0;
	left: 0;
}
.mv_bg .mv_bg_slide ul li:nth-of-type(1) p{
	background-image: url(/eng/company/history/images/mv01.jpg);
}
.mv_bg .mv_bg_slide ul li:nth-of-type(2) p{
	background-image: url(/eng/company/history/images/mv02.jpg);
}
.mv_bg .mv_bg_slide ul li:nth-of-type(3) p{
	background-image: url(/eng/company/history/images/mv03.jpg);
}
.mv_bg .mv_bg_slide ul li.swiper-slide-active p{
	-webkit-animation: zoomOut 6s ease-out 0s;
	animation: zoomOut 6s ease-out 0s;
}
@-webkit-keyframes zoomOut {
	0% {
		-webkit-transform: scale(1.1);
		transform: scale(1.1);
	}
	100% {
		-webkit-transform: scale(1);
		transform: scale(1);
	}
}
	
@keyframes zoomOut {
	0% {
		-webkit-transform: scale(1.1);
		transform: scale(1.1);
	}
	100% {
		-webkit-transform: scale(1);
		transform: scale(1);
	}
}

@media print, screen and (min-width: 768px) {
}

@media screen and (max-width:767px) {
	.mv_bg .mv_bg_slide ul li:nth-of-type(1) p{
		background-position: 27% top;
	}
	.mv_bg .mv_bg_slide ul li:nth-of-type(2) p{
		background-position: 31% top;
	}
	.mv_bg .mv_bg_slide ul li:nth-of-type(3) p{
	}
}


/* mv
-------------------------------------------------- */
.mv{
	width: 100%;
	height: 100vh;
	background-image: url(/eng/company/history/images/mv_history.svg);
	background-repeat: no-repeat;
	text-align: center;
	display: flex;
	align-items: center;
	justify-content: center;
	position: relative;
	z-index: 26;
}
.mv .mv_inner{
	width: 100%;
}
.mv .mv_ttl{
	margin-right: auto;
	margin-left: auto;
}
.mv .mv_txt{
	color: #fff;
}
.mv .mv_scroll{
	text-align: center;
	position: absolute;
	left: 50%;
}
.mv .mv_scroll a{
	color: #fff;
	line-height: 1;
	display: block;
}
.mv .mv_scroll a .txt{
	display: block;
}
.mv .mv_scroll a .arw{
	width: 67.857%;
	margin: 8px auto 0;
	display: block;

	-webkit-animation: arwanim 2s infinite alternate ease-in-out;
	animation: arwanim 2s infinite alternate ease-in-out;
}

@-webkit-keyframes arwanim {
	0% {
		-webkit-transform: translate(0, 0);
	}
	50% {
		-webkit-transform: translate(0, 10px);
	}
	100% {
		-webkit-transform: translate(0, 0);
	}
}
@keyframes arwanim {
	0% {
		transform: translate(0, 0);
	}
	50% {
		transform: translate(0, 10px);
	}
	100% {
		transform: translate(0, 0);
	}
}

@media print, screen and (min-width: 768px) {
	.mv{
		height: calc(100vh - 116px);
		background-position: 50% 50%;
		background-size: 95% auto;
	}
	.mv .mv_ttl{
		width: 200px;
	}
	.mv .mv_txt{
		margin-top: 30px;
		font-size: 20px;
	}
	.mv .mv_scroll{
		width: 60px;
		margin-left: -30px;
		bottom: 7.802%;
	}
	.mv .mv_scroll a{
		font-size: 12px;
		transition: opacity .3s;
	}
	.mv .mv_scroll a:hover{
		opacity: 0.7;
	}
}

@media screen and (max-width:767px) {
	.mv{
		height: calc(100vh - 75px);
		background-position: 50% 28%;
		background-size: 98% auto;
	}
	.mv .mv_ttl{
		width: 73.6%;
		max-width: 276px;
	}
	.mv .mv_txt{
		margin-top: 20px;
		/* font-size: 5.97vw; */
		font-size: 20px;
		line-height: 1.8;
	}
	.mv .mv_scroll{
		/* width: 14.933%; */
		/* max-width: 56px; */
		width: 56px;
		/* margin-left: -7.166%; */
		margin-left: -28px;
		bottom: 5.599%;
	}
	.ttl1 .ttl1_inner {
		padding-top: 70px;
	}
}


/* SECTION
-------------------------------------------------- */
.sec_history{
	background: url(/eng/company/history/common/images/bg.png) center top fixed;
	position: relative;
	z-index: 21;
}
.sec_history .sec_inner{
	margin-right: auto;
	margin-left: auto;
	letter-spacing: 0.06em;
}
.sec_history img{
	max-width: 100%;
}

@media print, screen and (min-width: 768px) {
	.sec_history{
		padding-bottom: 50px;
	}
	.sec_history .sec_inner{
		max-width: 1024px;
	}
}

@media screen and (max-width:767px) {
	.sec_history{
	}
	.sec_history .sec_inner{
		width: 84%;
	}
}


/*sec_iwatani*/
.sec_iwatani{
	background-image: url(/eng/company/history/images/iwatani_bg.png);
	background-repeat: no-repeat;
}

.sec_iwatani .sec_iwatani_box{}
.sec_iwatani .sec_iwatani_box .fig{}

.sec_iwatani .sec_iwatani_box .exp{
	position: relative;
}
.sec_iwatani .sec_iwatani_box .exp .year{
	position: absolute;
}
.sec_iwatani .sec_iwatani_box .exp .txt{
	line-height: 2;
}
.sec_iwatani .sec_iwatani_box .exp .btn{}
.sec_iwatani .sec_iwatani_box .exp .btn a{
	border: 1px solid #333;
	color: #333;
	font-weight: 500;
	text-align: center;
	text-decoration: none;
	display: block;
	position: relative;
	z-index: 1;
}
.sec_iwatani .sec_iwatani_box .exp .btn a:before{
	content: "";
	display: block;
	width: 23px;
	height: 6px;
	margin-top: -0.2em;
	background: url(/eng/common_v3/images/icon_arrow_gray.png) center center no-repeat;
	position: absolute;
	top: 50%;
	right: 15px;
	z-index: 1;
}

@media print, screen and (min-width: 768px) {
	.sec_iwatani{
		padding-top: 160px;
		padding-bottom: 80px;
		background-position: center -290px;
		background-size: cover;
	}
	.sec_iwatani .sec_iwatani_box{
		display: flex;
		justify-content: space-between;
	}
	.sec_iwatani .sec_iwatani_box .fig{
		width: 44.14%;
	}
	.sec_iwatani .sec_iwatani_box .exp{
		width: 46.093%;
		padding-top: 95px;
	}
	.sec_iwatani .sec_iwatani_box .exp .year{
		top: -80px;
		left: -126px;
	}
	.sec_iwatani .sec_iwatani_box .exp .btn{
		width: 74.152%;
		max-width: 350px;
		margin-top: 40px;
	}
	.sec_iwatani .sec_iwatani_box .exp .btn a{
		padding: 17px 30px 18px;
		overflow: hidden;
		transition: color .2s cubic-bezier(0.8, 0, 0.2, 1) 0s, border-color .2s cubic-bezier(0.8, 0, 0.2, 1) 0s;
	}
	.sec_iwatani .sec_iwatani_box .exp .btn a:hover{
		border-color: #ff0a14;
		color: #fff;
	}
	.sec_iwatani .sec_iwatani_box .exp .btn a:before{
		transition: background-image .2s cubic-bezier(0.8, 0, 0.2, 1) 0s;
	}
	.sec_iwatani .sec_iwatani_box .exp .btn a:hover:before{
		background-image: url(/eng/common_v3/images/icon_arrow_wh.png);
	}
	.sec_iwatani .sec_iwatani_box .exp .btn a:after{
		content: "";
		display: block;
		width: 100%;
		height: 100%;
		background-color: #ff0a14;
		position: absolute;
		top: 0;
		bottom: 0;
		left: 0;
		transform: scale(0, 1);
		transform-origin: right top;
		transition: transform .2s cubic-bezier(0.8, 0, 0.2, 1) 0s;
		z-index: -1;
	}
	.sec_iwatani .sec_iwatani_box .exp .btn a:hover:after{
		transform: scale(1, 1);
		transform-origin: left top;
		visibility: visible;
	}
}

@media screen and (max-width:767px) {
	.sec_iwatani{
		padding-top: 60px;
		padding-bottom: 60px;
		background-position: 56% center;
		background-size: auto 104%;
	}
	.sec_iwatani .sec_iwatani_box .exp{
		margin-top: 90px;
		padding-right: 10px;
		padding-left: 10px;
	}
	.sec_iwatani .sec_iwatani_box .exp .txt{
		font-size: 14px;
	}
	.sec_iwatani .sec_iwatani_box .exp .year{
		width: 82.133vw;
		max-width: 616px;
		min-width: 308px;
		bottom: calc(100% + 35px);
		right: -20px;
	}
	.sec_iwatani .sec_iwatani_box .exp .btn{
		margin-top: 36px;
	}
	.sec_iwatani .sec_iwatani_box .exp .btn a{
		padding: 19px 30px 20px;
	}
}


/*sec_hydrogen*/
.sec_hydrogen{
	color: #fff;
}
.sec_hydrogen .sec_hydrogen_inner{
	letter-spacing: 0.06em;
}

.sec_hydrogen .sec_hydrogen_box{
	background-image: url(/eng/company/history/images/hydrogen_bg.jpg);
	background-repeat: no-repeat;
	background-size: cover;
}

.sec_hydrogen .sec_hydrogen_box .fig{}

.sec_hydrogen .sec_hydrogen_box .exp{}
.sec_hydrogen .sec_hydrogen_box .exp .ttl{
	font-weight: 500;
}
.sec_hydrogen .sec_hydrogen_box .exp .ttl em{
	font-family: 'Poppins', sans-serif;
	font-weight: 500;
	letter-spacing: 0;
}
.sec_hydrogen .sec_hydrogen_box .exp .txt{
	line-height: 2;
}
.sec_hydrogen .sec_hydrogen_box .exp .btn{}
.sec_hydrogen .sec_hydrogen_box .exp .btn a{
	border: 1px solid #fff;
	color: #fff;
	font-weight: 500;
	text-align: center;
	text-decoration: none;
	display: block;
	position: relative;
	z-index: 1;
}
.sec_hydrogen .sec_hydrogen_box .exp .btn a:before{
	content: "";
	display: block;
	width: 23px;
	height: 6px;
	margin-top: -0.2em;
	background: url(/eng/common_v3/images/icon_arrow_wh.png) center center no-repeat;
	position: absolute;
	top: 50%;
	right: 15px;
	z-index: 1;
}

@media print, screen and (min-width: 768px) {
	.sec_hydrogen{
		margin-top: 76px;
	}
	.sec_hydrogen .sec_hydrogen_inner{
		max-width: 1024px;
		margin-right: auto;
		margin-left: auto;
	}
	.sec_hydrogen .sec_hydrogen_box{
		padding: 38px 40px 51px 80px;
		background-position: center center;
		display: flex;
		justify-content: space-between;
		flex-flow: row-reverse;
	}
	
	.sec_hydrogen .sec_hydrogen_box .fig{
		width: 52.328%;
		position: relative;
	}
	.sec_hydrogen .sec_hydrogen_box .fig figure{
		position: absolute;
		top: -64px;
		left: 0;
	}

	.sec_hydrogen .sec_hydrogen_box .exp{
		width: 38.802%;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .ttl{
		font-size: 24px;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .ttl em{
		font-size: 183.333%;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .ttl span{
		font-size: 125%;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .btn{
		max-width: 350px;
		margin-top: 30px;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .btn a{
		padding: 17px 30px 18px;
		overflow: hidden;
		transition: border-color .2s cubic-bezier(0.8, 0, 0.2, 1) 0s;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .btn a:hover{
		border-color: #ff0a14;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .btn a:after{
		content: "";
		display: block;
		width: 100%;
		height: 100%;
		background-color: #ff0a14;
		position: absolute;
		top: 0;
		bottom: 0;
		left: 0;
		transform: scale(0, 1);
		transform-origin: right top;
		transition: transform .2s cubic-bezier(0.8, 0, 0.2, 1) 0s;
		z-index: -1;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .btn a:hover:after{
		transform: scale(1, 1);
		transform-origin: left top;
		visibility: visible;
	}
}

@media screen and (max-width:767px) {
	.sec_hydrogen{
		margin-top: 156px;
	}
	.sec_hydrogen .sec_hydrogen_inner{
		width: 100%;
	}
	.sec_hydrogen .sec_hydrogen_box{
		padding: 160px 6.667% 60px;
		background-position: 20% center;
	}
	.sec_hydrogen .sec_hydrogen_box .fig{
		width: 86.769%;
		margin: -256px auto 0;
		position: relative;
	}
	.sec_hydrogen .sec_hydrogen_box .exp{
		margin-top: 15px;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .ttl{
		font-size: 24px;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .ttl em{
		font-size: 146.667%;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .ttl span{
		font-size: 125%;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .txt{
		width: 90.769%;
		font-size: 14px;
		margin: 16px auto 0;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .btn{
		width: 90.769%;
		margin: 36px auto 0;
	}
	.sec_hydrogen .sec_hydrogen_box .exp .btn a{
		padding: 19px 30px 20px;
	}
}


/*sec_links*/
.sec_links{
	padding-bottom: 60px;
	position: relative;
}
.sec_links:after{
	content: "";
	width: 100%;
	background-color: rgba(190, 187, 182, 0.5);
	position: absolute;
	bottom: 0;
	left: 0;
	z-index: -1;
}
.sec_links .sec_inner{}

.sec_links ul{}
.sec_links ul li{
	text-align: center;
}
.sec_links ul li a{
	color: #fff;
	display: block;
	position: relative;
	overflow: hidden;
}
.sec_links ul li a:after{
	content: "";
	display: block;
	width: 23px;
	height: 6px;
	background: url(/eng/common_v3/images/icon_arrow_wh.png) center center no-repeat;
	position: absolute;
	bottom: 20px;
	right: 20px;
}
.sec_links ul li a .fig{}
.sec_links ul li a .txt{
	width: 100%;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
	position: absolute;
	top: 0;
	left: 0;
}
.sec_links ul li a .txt .ttl{
	font-size: 24px;
	font-weight: 500;
	line-height: 1.333;
}
.sec_links ul li a .txt .ttl em{
	font-size: 30px;
}

@media print, screen and (min-width: 768px) {
	.sec_links{
		margin-top: 68px;
	}
	.sec_links:after{
		height: calc(100% - 107px);
	}

	.sec_links ul{
		display: flex;
		justify-content: space-between;
	}
	.sec_links ul li{
		width: 31.25%;
	}
	.sec_links ul li a .fig{
		transition: transform .6s;
	}
	.sec_links ul li a:hover .fig{
		transform: scale(1.1, 1.1);
	}
}

@media screen and (max-width:767px) {
	.sec_links{
		margin-top: 60px;
	}
	.sec_links:after{
		height: calc(100% - 94px);
	}

	.sec_links ul li{
		margin-top: 20px;
	}
	.sec_links ul li:first-child{
		margin-top: 0;
	}
}
/* -------------------------------------------------- 
  Our History
-------------------------------------------------- */

/* year_bg
-------------------------------------------------- */
.year_bg{
	width: 100%;
	height: 100vh;
	position: absolute;
	top: 0;
	left: 0;
	overflow: hidden;
	z-index: 22;
}
.year_bg.is_fixed{
	position: fixed;
}
.year_bg ul{
	width: 100%;
	height: 100%;
	position: relative;
}
.year_bg ul li{
	width: 100%;
	height: 100%;
	background-repeat: no-repeat;
	position: absolute;
	top: 0;
	left: 0;
	opacity: 0;
	transition: opacity 1s;
}
.year_bg ul li[data-year="1930s"]{
	background-image: url(/eng/company/history/images/year_bg_1930.png);
}
.year_bg ul li[data-year="1980s"]{
	background-image: url(/eng/company/history/images/year_bg_1980.png);
}
.year_bg ul li[data-year="1990s"]{
	background-image: url(/eng/company/history/images/year_bg_1990.png);
}
.year_bg ul li[data-year="2000s"]{
	background-image: url(/eng/company/history/images/year_bg_2000.png);
}
.year_bg ul li[data-year="2010s"]{
	background-image: url(/eng/company/history/images/year_bg_2010.png);
}
.year_bg ul li[data-year="2020s"]{
	background-image: url(/eng/company/history/images/year_bg_2020.png);
}
.year_bg ul li.is_active{
	opacity: 1;
}

@media print, screen and (min-width: 768px) {
	.year_bg ul li{
		background-position: center top;
		background-size: cover;
	}
}

@media screen and (max-width:767px) {
	.year_bg ul li{
		background-position: 30% 0;
		background-size: auto 100%;
	}
}


/* nav_iwatani
-------------------------------------------------- */
.nav_iwatani{
	background: url(/eng/company/history/common/images/bg.png) top center fixed;
	position: relative;
	z-index: 23;
}
.nav_iwatani .nav_iwatani_inner{
	width: 100%;
	position: relative;
}
.nav_iwatani .nav_iwatani_inner:after{
	content: "";
	display: block;
	width: 100%;
	height: 1px;
	background-color: #d7d6d4;
	position: absolute;
	bottom: 0;
	left: 0;
	z-index: -1;
}
.nav_iwatani .nav_iwatani_cnt{
	margin-right: auto;
	margin-left: auto;
}

.nav_iwatani ul{
	display: flex;
	justify-content: space-between;
}
.nav_iwatani ul li{
	font-family: 'Poppins', sans-serif;
	line-height: 1;
	text-align: center;
}
.nav_iwatani ul li a{
	color: #333;
	text-decoration: none;
	display: block;
	position: relative;
}
.nav_iwatani ul li.is_active a span{
	display: inline-block;
}

@media print, screen and (min-width: 768px) {
	.nav_iwatani .nav_iwatani_inner{
		min-width: 1064px;
		opacity: 1;
		visibility: visible;
		transition: background-color .3s, opacity .3s, visibility .3s;
	}
	.nav_iwatani.is_fixed .nav_iwatani_inner{
		/* background-color: rgba(246, 245, 243, 0.8); */
		background-color: #f6f5f3;
		position: fixed;
		top: 0;
		left: 0;
	}
	.nav_iwatani.is_over .nav_iwatani_inner{
		opacity: 0;
		visibility: hidden;
	}
	.nav_iwatani .nav_iwatani_cnt{
		max-width: 1024px;
	}
	.nav_iwatani ul li{
		margin-right: 3.027%;
		margin-left: 3.027%;
	}
	.nav_iwatani ul li a{
		padding: 23px 28px 25px;
		font-size: 22px;

		opacity: 1;
		transition: opacity .3s;
	}
	.nav_iwatani ul li a:hover{
		opacity: .7;
	}
	.nav_iwatani ul li.is_active a{
		color: #FF0914;
	}
	.nav_iwatani ul li a:after{
		content: "";
		width: 0;
		height: 4px;
		background-color: #FF0914;
		position: absolute;
		bottom: 0;
		left: 0;
		display: block;

		transition: width .3s;
	}
	.nav_iwatani ul li.is_active a:after{
		width: 100%;
	}
}

@media screen and (max-width:767px) {
	.nav_iwatani .nav_iwatani_inner{
		padding-bottom: 20px;
	}
	.nav_iwatani ul{
		flex-wrap: wrap;
	}
	.nav_iwatani ul li{
		width: calc(100% / 3);
		margin-top: 10px;
		padding-right: 10px;
		padding-left: 10px;
		position: relative;
	}
	.nav_iwatani ul li:nth-of-type(-n+3){
		margin-top: 0;
	}
	.nav_iwatani ul li:after{
		content: "";
		display: block;
		width: 1px;
		height: 100%;
		background-color: #D6D5D3;
		position: absolute;
		top: 0;
		right: 0;
	}
	.nav_iwatani ul li:nth-of-type(3n):after{
		display: none;
	}
	.nav_iwatani ul li a{
		padding-top: 9px;
		padding-bottom: 10px;
	}
	.nav_iwatani ul li a span:before{
		content: "";
		display: inline-block;
		width: 0.5em;
		height: 0.5em;
		margin-top: -0.4em;
		margin-right: 0.5em;
		border-top: 2px solid #FF0914;
		border-right: 2px solid #FF0914;
		z-index: 1;
		vertical-align: middle;
		-webkit-transform: rotate(135deg);
		transform: rotate(135deg);
	}
}


/* sec_card
-------------------------------------------------- */
.sec_card{
	position: relative;
	z-index: 22;
}
.sec_card .sec_card_inner{
	margin-right: auto;
	margin-left: auto;
	letter-spacing: 0.06em;
	position: relative;
}
.sec_card .sec_card_inner:before{
	content: "";
	display: block;
	width: 2px;
	height: 100%;
	margin-left: -1px;
	background: url(/eng/company/history/images/dot.png) center top repeat-y;
	position: absolute;
	top: 0;
	left: 50%;
	z-index: 1;
}
.sec_card .hr{
	width: 100%;
	height: 1px;
	background-color: #ddd;
}
.sec_card .hr hr{
	display: none;
}

@media print, screen and (min-width: 768px) {
	.sec_card{
		padding-top: 40px;
		padding-bottom: 125px;
	}
	.sec_card .sec_card_inner{
		max-width: 1024px;
		padding-bottom: 97px;
	}
}

@media screen and (max-width:767px) {
	.sec_card{
		padding-top: 40px;
		padding-bottom: 80px;
	}
	.sec_card .sec_card_inner{
		padding-bottom: 48px;
	}
}


/* 個別
-------------------------------------------------- */

@media print, screen and (min-width: 768px) {
	.card_year .card_year_col._col2_1[data-year="1953"]{
		margin-top: 148px;
	}
	.card_year .card_year_col._col2_1[data-year="1962"],
	.card_year .card_year_col._col2_1[data-year="1976"],
	.card_year .card_year_col._col2_1[data-year="1978"]{
		margin-top: 128px;
	}
	.card_year .card_year_col._col2_1[data-year="1982"],
	.card_year .card_year_col._col2_1[data-year="1993"]{
		margin-top: 160px;
	}
	.card_year .card_year_col._col2_1[data-year="2002"],
	.card_year .card_year_col._col2_1[data-year="2011"],
	.card_year .card_year_col._col2_1[data-year="2021"]{
		margin-top: 160px;
	}
}

@media screen and (max-width:767px) {
	.card_year .card_year_col._col2_1[data-year="1952"]{
		margin-top: 54px;
	}
}