@charset "utf-8";

/*//////////////////////////////////////////////////////////////////////////////

	会社概要

//////////////////////////////////////////////////////////////////////////////*/


/*------------------------------------------------------------------------------

	introduction

------------------------------------------------------------------------------*/

#content main .introduction {
	margin-top: 40px;
	margin-bottom: 55px;
}

main .introduction dt .catch_1,
main .introduction dt .catch_2 {
	display: block;
	font-weight: bold;
	line-height: 1.4;
}

main .introduction dt .catch_1 {
	margin-bottom: .5em;
	font-size: 1.5em;
}

main .introduction dt .catch_2 {
	font-size: 2.125em;
}

main .introduction dt .blue { color: rgba(var(--blue-color),1);}
main .introduction dt .orange { color: rgba(var(--orenge-color),1);}

main .introduction dd {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-top: 5em;
}

main .introduction dd .text {
	flex: 1;
}

main .introduction dd figure {
	width: 40%;
	margin: 0 0 0 3em;
}

@media screen and (max-width: 900px) {

#content main .introduction {
	margin-top: 30px;
	margin-bottom: 45px;
}

}

@media screen and (max-width: 767px) {

#content main .introduction {
	margin-top: 7vw;
	margin-bottom: 15vw;
}

main .introduction dt .catch_1 {
	font-size: 3.2vw;
}

main .introduction dt .catch_2 {
	font-size: 3.85vw;
}

main .introduction dd {
	display: block;
	margin-top: 7vw;
}

main .introduction dd figure {
	width: 100%;
	margin: 5vw 0 0 0;
}

}


/*------------------------------------------------------------------------------

	number

------------------------------------------------------------------------------*/

main .number {
	padding-top: 65px;
	padding-bottom: 70px;
	background: var(--gradient);
}

main .number .heading {
	margin-bottom: 1.25em;
	letter-spacing: .06125em;
	text-align: center;
	font-weight: bold;
	font-size: 2.125em;
	color: #FFF;
}

main .number .heading::after {
	content: "Riken Optech in Numbers";
	display: block;
	letter-spacing: .2em;
	padding-right: -.2em;
	font-family: "Titillium Web", sans-serif;
	font-weight: 700;
	font-style: normal;
	font-size: .4em;
}

main .number .group {
	display: flex;
	justify-content: flex-start;
	align-items: center;
	flex-wrap: wrap;
	margin: 0;
	list-style: none;
}

main .number .group li {
	width: 19.2%;
	margin: 1% 1% 0 0;
	aspect-ratio: 267/348;
	background-repeat: no-repeat;
	background-size: cover;
	background-position: center;
}

main .number .group .num_1 { background-image: url(../img/number_001.svg);}
main .number .group .num_2 { background-image: url(../img/number_002.svg);}
main .number .group .num_3 { background-image: url(../img/number_003.svg);}
main .number .group .num_4 { background-image: url(../img/number_004.svg);}
main .number .group .num_5 { background-image: url(../img/number_005.svg);}
main .number .group .num_6 { background-image: url(../img/number_006.svg);}
main .number .group .num_7 { background-image: url(../img/number_007.svg);}
main .number .group .num_8 { background-image: url(../img/number_008.svg);}
main .number .group .num_9 { background-image: url(../img/number_009.svg);}
main .number .group .num_10 { background-image: url(../img/number_010.svg);}


main .number .group li:nth-child(-n+5) {
	margin-top: 0;
}

main .number .group li:nth-child(5n) {
	margin-right: 0;
}

@media screen and (max-width: 900px) {

main .number {
	padding-top: 45px;
	padding-bottom: 50px;
}

main .number .group li,
main .number .group li:nth-child(-n+5) {
	width: 23.5%;
	margin-top: 2%;
	margin-right: 2%;
}

main .number .group li:nth-child(4n) {
	margin-right: 0;
}

}

@media screen and (max-width: 767px) {

main .number {
	margin-bottom: 15vw;
	padding-top: 10vw;
	padding-bottom: 10vw;
}

main .number .heading {
	font-size: 5.5vw;
}

main .number .group li,
main .number .group li:nth-child(-n+5),
main .number .group li:nth-child(4n) {
	width: 48.5%;
	margin-top: 3%;
	margin-right: 3%;
}

main .number .group li:nth-child(2n) {
	margin-right: 0;
}

}


/*------------------------------------------------------------------------------

	main

------------------------------------------------------------------------------*/

main .business .group,
main .base .group {
	display: flex;
}

main .business .group {
	justify-content: space-between;
}

main .base .group {
	justify-content: center;
	align-items: center;
}

main .business .group section {
	width: 47.5%;
}

main .business .group section h3 {
	margin-top: 0;
}

main .business .group figure {
	margin-bottom: 0;
}

main .base .group .japan {
	width: 45.4%;
	margin-right: 10%;
}

main .base .group .world {
	width: 36.4%;
}

main .overview .relation th {
	white-space: nowrap;
}

main .overview .relation th span {
	display: block;
}

main .overview .relation td .group {
	display: flex;
	justify-content: flex-start;
	align-items: center;
	flex-wrap: wrap;
}

main .overview .relation td dl {
	display: flex;
	justify-content: flex-start;
	align-items: center;
	margin: 0 2em 0 0;
}

main .overview .relation td dt {
	width: 16em;
}

main .overview .relation td dd {
	width: 3em;
}

main .history table th {
	white-space: nowrap;
}

main .history ul li {
	margin-bottom: 0;
	line-height: 1.6;
}

main .base table th {
	width: 7em;
	white-space: nowrap;
}

main .base .group figure {
	margin-top: 0;
	margin-bottom: 0;
}

main .base table th + td {
	font-weight: bold;
}

@media screen and (max-width: 900px) {

main .overview .relation td {
	font-size: .875em;
}

main .base .group .japan {
	width: 52%;
	margin-right: 5%;
}

main .base .group .world {
	width: 43%;
}


}

@media screen and (max-width: 767px) {

main .business .group {
	display: block;
}

main .business .group section {
	width: 100%;
	margin-top: 6vw;
}

main .business .group section:first-child {
	margin-top: 0;
}

main .overview .relation td .group {
	display: block;
}

main .history table th span {
	display: block;
}

main .base .group {
	display: block;
}

main .base .group .japan {
	width: 100%;
}

main .base .group .world {
	width: 85%;
	margin: 7vw auto 0;
}

}