:root {

	/* color schema */
	--color-black: #231815;
	--color-grey: #B6B6B6;
	--color-lightgrey: #F3F5F5;
	--color-bluegrey: #699AAE;
	--color-orange: #ED5000;
	--color-navy: #323673;
	--color-green: #3B7B79;

	/* element color default */
	--color-font-main: var(--color-black);
	--color-boder-main: var(--color-grey);

	--table-tr-bg: rgba(237, 80, 0, 0.05);
	--table-th-label: #6998AD;
	--table-th-label-grey: #888787;

	--font-size-xxl: 65px;
	--font-size-xl: 48px;
	--font-size-l: 40px;
	--font-size-m: 32px;
	--font-size-s: 26px;
	--font-size-xs: 20px;
	--font-size-xss: 18px;


	/* layout defalut */
	--layout-grid-gap: 20px;
	--layout-title-margin: 35px auto 70px;
	--layout-width-default: 1000px;

	--layout-width-col2: calc(100% / 2 - var(--layout-grid-gap) / 2);
	--layout-width-col3: calc(100% / 3 - var(--layout-grid-gap) / 3);
	--layout-width-col4: calc(100% / 4 - var(--layout-grid-gap) / 4);
	--layout-width-col5: calc(100% / 5 - var(--layout-grid-gap) / 5);
	--layout-width-col6: calc(100% / 6 - var(--layout-grid-gap) / 6);

	/* animattion default */
	--animation-ease-default: cubic-bezier(.6, 0, .5, 1);
}


@media screen and (width <=768px) {
	:root {
			--font-size-xxl: calc( 65px * 0.8 );
			--font-size-xl: calc( 48px * 0.8 );
			--font-size-l: calc( 40px * 0.8 );
			--font-size-m: calc( 32px * 0.8 );
			--font-size-s: calc( 26px * 0.8 );
			--font-size-xs: calc( 20px * 0.8 );
			--font-size-xss: calc( 18px * 0.8 );
		}
}

@media screen and (width <=640px) {
	:root {
		--font-size-xxl: calc(65px * 0.6);
		--font-size-xl: calc(48px * 0.6);
		--font-size-l: calc(40px * 0.6);
		--font-size-m: calc(32px * 0.6);
		--font-size-s: calc(26px * 0.8);
		--font-size-xs: calc(20px * 1);
		--font-size-xss: calc(18px * 1);
	}
}

* {
	box-sizing: border-box;
	font-feature-settings: "palt";
	-webkit-font-feature-settings: "palt";
}

body {
	margin: 0;
	padding: 0;
	color: var(--color-font-main);
	background: var(--color-lightgrey);
}



/* layout
___________________*/
.box{
	max-width: var(--layout-width-default);
	width: 100%;
	margin: 0 auto;
	padding: 70px 0;
}

@media screen and (width <=1024px) {

	.box {
		max-width: 950px;
		width: 100%;
		margin: 0 auto;
		padding: 70px 0;
	}

}

@media screen and (width <=768px) {
	.box {
		max-width: 100%;
		width: 96%;
		padding: 50px 0;
	}
}

@media screen and (width <=640px) {
	.box {
		max-width: 100%;
		width: 96%;
		padding: 30px 0;
	}
}

.card-box {
	background: #fff;
	margin-top: 70px;

	.card-title {
		color: #fff;
		background: var(--color-navy);
		font-size: var(--font-size-m);
		letter-spacing: 0.15rem;
		font-weight: bold;
		text-align: center;
		padding: 15px 0;
		margin-bottom: 0;
	}
}
@media screen and (width <=640px) {
	.card-box {
		margin-top: 50px;
	}
}

/* text
___________________*/
p {
	margin: 0 0 20px;
	font-size: 16px;
	line-height: 1.6;
	letter-spacing: 0.06rem;
}

.section-title{
	background: var(--color-bluegrey);
	padding: 30px 0;
	text-align: center;
	width: 100%;
	min-height: 280px;
	display: flex;
	flex-flow: row nowrap;
	justify-content: center;
	align-items: center;

	img{
		max-width: 100%;
		height: auto;
	}
}

.label-title{
	text-align: center;
	margin: 70px auto;
}


@media screen and (width <=768px) {
	.section-title {
		padding: 30px 5%;
		min-height: 200px;
		img{
			width: 100%;
			height: auto;
		}
	}
	.label-title{
		width: 90%;
		margin: 50px auto;
		img{
			width: 100%;
			height: auto;
		}
	}

}

@media screen and (width <=640px) {
	.section-title {
		padding: 30px 5%;
		min-height: 150px;
	}
}

/* anchor
___________________*/

a {
	color: var(--color-blue);
	text-decoration: underline;
	transition: all 0.2s var(--animation-ease-default);
}

a img {
	transition: all 0.2s var(--animation-ease-default);
}

a:hover,
a:hover img {
	opacity: 0.8;
}


/* list
___________________*/

ul[class^="list-"],
ol[class^="list-"],
ul[class^="mod-list"] {
	list-style: none;
}


/* utility
___________________*/
i[class^="fa-"] {
	margin-right: 10px;
}

.txtC {
	text-align: center !important;
}

.spbr {
	display: none;
}

span[class^="label-"] {
	display: inline-block;
	background: #efefef;
	padding: 5xp;
}

.img100 {
	width: 100%;
	height: auto;
}

@media screen and (width <=768px) {
	.spbr {
		display: inline;
	}

	.spnobr {
		display: none;
	}

	.spnobr-box br {
		display: none;
	}

	.sp-align-left {
		text-align: left;
	}
}


/* header
___________________*/
.header{
	background: #fff;

	.box{
		padding: 0;
	}

	.logo-pc{
		margin: 0;
		padding: 20px 0;
	}

	.logo-sp{
		display: none;
	}

	a{
		text-decoration: none;
		color: var(--color-bluegrey);
		font-weight: bold;
	}

	.box{
		display: flex;
		flex-flow: row nowrap;
		justify-content: space-between;
		align-items: center;
	}

	.nav{
		margin-top: 50px;
		display: flex;
		flex-flow: row nowrap;
		justify-content: space-between;
		align-items: center;
		li{
			margin-bottom: 0;
		};

		a{
			padding: 10px 20px 10px 0;
			display: flex;
			flex-flow: row nowrap;
			justify-content: flex-start;
			align-items: center;
			line-height: 1;

			&::after{
				content:"";
				display: inline-block;
				width: 23px;
				height: 23px;
				background: url(../img/ico-external.png) no-repeat center;
				background-size: 100% 100%;
				transform: scale(0.8);
				margin-left: 3px;
			}
		}
	}
}


@media screen and (width <=768px) {
	.header{

		.logo-pc{
			display: none;
		}
		.logo-sp {
			display: block;
			margin: 0;
			padding: 10px;
			width: 20%;
			max-width: 80px;
			img{
				vertical-align: bottom;
				width: 100%;
				height: auto;
			}
		}

		.nav{
			width: 80%;
			margin-top: 0;
			padding: 10px;
			justify-content: flex-end;
			a{
				padding: 0 0 0 10px;
				font-size: 12px;

				&::after{
					transform: scale(0.6);
					margin-left: 0px;
				}
			}
		}
	}
}

/* footer
___________________*/
.cv{
	position: relative;
	a{
		display: inline-block;
		position: fixed;
		bottom: 30px;
		right: 30px;

		img{
			transform: scale(0.9);
		}
	}
}

@media screen and (width <=640px) {
	.cv{
		a{
			width: 100px;
			position: absolute;
			bottom: 10px;
			right: 10px;
			img{
				width: 100%;
				height: auto;
			}
		}
	}

}

.footer{
	background: var(--color-black);
	padding: 50px 0;
	.box{
		padding: 0;
	}

	a,p{
		display: inline-block;
		font-size: 0.9rem;
		color: #fff;
		text-decoration: none;
		margin: 0;
	}

	.copyright{
		text-align: right;
	}

	.box{
		display: flex;
		flex-flow: row wrap;
		justify-content: space-between;
		align-items: center;

	}
}

@media screen and (width <=640px) {
	.footer{
		.box{
			flex-flow: column nowrap;
			justify-content: center;
			align-items: center;
		}
		a,p{
			padding: 5px 0;
		}
	}

}

/* cover
___________________*/
.cover{
	.cover-image-sp{
		display: none;
	}

	img{
		width: 100%;
		height: auto;
		vertical-align: bottom;
	}
}

.cover+.section{
	padding-top: 0;
}

@media screen and (width <=768px) {
	.cover{
		.cover-image-pc{
			display: none;
		}

		.cover-image-sp{
			display: block;
		}
	}
}



/* issue
___________________*/
.list-issue{
	display: flex;
	flex-flow: row nowrap;
	justify-content: space-between;
	align-items: center;
		gap: 1%;

	li{
		width: calc(100% / 3);
		margin-bottom: 20px;


		figcaption{
			text-align: center;
			font-size: var(--font-size-s);
			font-weight: 900;
			margin-bottom: 10px;
			padding-bottom: 30px;
			background: url(../img/arr01.png) no-repeat center bottom;
			background-size: 100% auto;
			span{
				font-size: 0.8em;
			}
		}
		img{
			width: 100%;
			height: auto;
		}
	}
}

.issue-text{
	text-align: center;
	font-size: var(--font-size-l);
	font-weight: 900;
}


.list-feature{
	display: flex;
	flex-flow: row wrap;
	justify-content: space-between;
	align-items: flex-start;
	padding: 10px;

	li{
		width: 50%;
		margin-top: 20px;

		display: flex;
		flex-flow: row nowrap;
		justify-content: space-between;
		align-items: flex-start;

		figure{
			width: 115px;
			height: 115px;
			margin-right: 20px;
			img{
				width: 100%;
				height: auto;
			}
		}

		.text{
			width: calc(100% - 135px);

			.feat-title{
				font-size: var(--font-size-m);
				font-weight: 900;
				color: var(--color-orange);
				margin-bottom: 10px;
				line-height: 1;
			}
			p{
				font-size: var(--font-size-xs);
				line-height: 1.4;
				letter-spacing: 0.06rem;
				font-weight: 600;
				strong{
					font-size: 1.2em;
					font-weight: 900;
				}
			}
		}
	}
}

@media screen and (width <=768px) {
	.list-issue {
		width: 70%;
		margin: 0 auto;
		flex-flow: row wrap;
		li{
			width: 100%;
			figcaption{
				padding-bottom: 50px;
				background-size: 80% auto;
			}
		}
	}
	.list-feature {
		padding: 10px;

		li {
			width: 48%;
			margin-top: 10px;

			display: flex;
			flex-flow: row nowrap;
			justify-content: space-between;
			align-items: flex-start;

			figure {
				width: 75px;
				height: 75px;
				margin-right: 20px;

				img {
					width: 100%;
					height: auto;
				}
			}

			.text {
				width: calc(100% - 85px);

				.feat-title {
					font-size: var(--font-size-m);
					margin-bottom: 10px;
				}

				p {
					font-size: 18px;
					br{
						display: none;
					}
				}
			}
		}
	}
}

@media screen and (width <=640px) {
	.list-issue {
		width: 90%;
	}
	.list-feature {
		padding: 10px;

		li {
			width: 46%;
			margin-top: 10px;

			display: flex;
			flex-flow: column nowrap;
			justify-content: center;
			align-items: center;

			figure {
				width: 75px;
				height: 75px;
				margin-left: auto;
				margin-right: auto;
				margin-bottom: 20px;

				img {
					width: 100%;
					height: auto;
				}
			}

			.text {
				width: 100%;

				.feat-title {
					text-align: center;
					font-size: var(--font-size-m);
					margin-bottom: 10px;
				}

				p {
					font-size: 18px;
					br{
						display: none;
					}
				}
			}
		}
	}

}




/* about
___________________*/

#about{
	.section-title{
		padding-bottom: 80px;

		&+.box{
			margin-top: -160px;
			padding-top: 0;

			.label-title{
				margin-bottom: 20px;
			}
		}
		@media screen and (width <=768px) {
			&+.box {
				margin-top: -120px;
				.label-title {
					width: 25%;
				}
			}
		}
	}

	.lead{
		font-size: var(--font-size-m);
		font-weight: 700;
		margin: 0 0 30px;
		text-align: center;
	}
	@media screen and (width <=768px) {
		.lead{
			br{
				display: none;
			}
		}
	}

}

.about-box{
	margin: 80px auto 100px;
	p:first-child{
		margin-top: 0;
		color: var(--color-green);
		font-size: var(--font-size-l);
		font-weight: 900;
		text-align: center;
	}

	p:last-child{
		margin-top: 0;
		color: var(--color-orange);
		font-size: var(--font-size-xl);
		font-weight: 900;
		text-align: center;
		text-decoration: underline;
	}

	ul{
		display: flex;
		flex-flow: row nowrap;
		justify-content: space-between;
		align-items: stretch;
		gap: 1%;

		li{
			width: calc(100% / 3);
			display: block;
			padding: 15px;
			color: #fff;
			text-align: center;
			font-size: var(--font-size-m);
			font-weight: 900;
			background: var(--color-green);
			border-radius: 5px;
		}
		@media screen and (width <=768px) {
			li{
				font-size: calc( var(--font-size-m) * 0.9 );
				display: flex;
				justify-content: center;
				align-items: center;
			}
		}
	}
}

@media screen and (width <=640px) {
	.about-box {
		margin: 40px auto 50px;
	}
}


.test-case{
	.flex{
		padding: 5%;
		display: flex;
		flex-flow: row wrap;
		justify-content: space-between;
		align-items: flex-start;
		.left{
			width: 55%;
		}
		.right{
			width: 40%;
			p{
				font-size: var(--font-size-xs);
			}
		}

		img{
			width: 100%;
			height: auto;
		}

	}
	.test-lead{
		text-align: center;
		font-size: var(--font-size-xs);
		font-weight: bold;
		padding: 30px 0;
		margin-bottom: 0;
	}

	.list-test{
		display: flex;
		flex-flow: row nowrap;
		justify-content: space-between;
		align-items: flex-start;
		gap: 1%;

		li{
			width: calc(100% / 3);
			margin-bottom: 0;
			img{
				width: 100%;
				height: auto;
				vertical-align: bottom;
			}
			figcaption{
				background: var(--color-bluegrey);
				color: #fff;
				text-align: center;
				padding: 5px;
			}
		}
	}
}

@media screen and (width <=640px) {
	.test-case {
		flex-flow: column nowrap;
		.flex{
			.left {
				width: 100%;
			}
			.right {
				width: 100%;
			}
		}
		.list-test{
			display: block;
			width: 80%;
			margin: auto;
			li{
				margin: 10px;
				width: 100%;
			}
		}
	}
}



/* mainte
___________________*/

#mainte {
	.section-title {
		padding-bottom: 60px;

		&+.box {
			margin-top: -160px;
			padding-top: 0;
			.label-title {
				margin-bottom: 20px;
			}
		}
		@media screen and (width <=768px) {
			&+.box {
				margin-top: -120px;
				.label-title {
					width: 25%;
				}
			}
		}

	}

	.strong-point{
		margin-top: 0;
		color: var(--color-orange);
		font-size: var(--font-size-xxl);
		font-weight: 900;
		text-align: center;
	}
	.lead {
		font-size: var(--font-size-m);
		font-weight: 700;
		margin: 0 0 30px;
		text-align: center;
	}

	figure{
		margin: 100px auto 0 ;

		figcaption{
			background: var(--color-bluegrey);
			color: #fff;
			text-align: center;
			font-size: var(--font-size-s);
			padding: 15px 0;
			line-height: 1.5;
			strong{
				font-size: var(--font-size-m);
				font-weight: bold;
				display: block;
			}
		}
		img{
			width: 100%;
			height: auto;
			vertical-align: bottom;
		}
	}

	@media screen and (width <=640px) {
		figure{
			margin: 50px auto 0;
		}

	}
}





/* mainte
___________________*/

.list-step{
	li{
		width: 100%;
		display: flex;
		flex-flow: row nowrap;
		justify-content: space-between;
		align-items: flex-start;
		margin-top: 50px;

		.arr{
			width: 100px;
			img{
				max-width: 100%;
				height: auto;
			}
		}


		&:last-child{
			.arr{
				width: 180px;
			}
		}

		@media screen and (width <=768px) {
			.arr{
				width: 70px;
			}
			&:last-child{
				.arr{
					width: 130px;
				}
			}
		}

		@media screen and (width <=640px) {
			.arr{
				width: 15%;
			}
			&:last-child{
				.arr{
					width: 24%;
				}
			}
		}


		.main{
			width: calc(100% - 180px - 30px);

			figure{
				padding: 20px;
				background: var(--color-bluegrey);
				.step-title{
					font-size: var(--font-size-m);
					font-weight: 900;
					color: #fff;
					text-align: center;
					line-height: 1;
					margin-bottom: 0;
					padding: 0px 0 20px;
				}
				img{
					width: 100%;
					height: auto;
				}
			}
			.step-explain{
				font-size: var(--font-size-s);
				font-weight: 600;
				padding: 20px 0;
			}

			.done{
				margin-top: 15%;
				img{
					width: 100%;
					height: auto;
				}
			}
		}
		@media screen and (width <=768px) {
			.main {
				width: calc(100% - 130px - 30px);
			}
		}
		@media screen and (width <=640px) {
			.main {
				width: calc(100% - 24% - 20px);
				.done{
					margin-top: 25%;
				}
			}
		}
	}
}




/* test-case
___________________*/

.test-case-box{
	.card-title{
		padding: 20px 0;
		line-height: 1;
		font-size: var(--font-size-s);
	}
	img{
		width: 100%;
		height: auto;
	}

	figure{
		position: relative;

		&::before,
		&::after{
			content: "";
			display: block;
			position: absolute;
			width: 578px;
			height: 150px;
			background-size: 100% auto;
			background-position: center;
			background-repeat: no-repeat;
		}
		&::before{
			background-image: url(../img/case-on.png);
			top: -20px;
			left: -30px;
		}
		&::after{
			background-image: url(../img/case-off.png);
			bottom: -20px;
			right: -30px;
		}

		&:last-child::before{
			background-image: url(../img/case-on2.png);
			width: 835px;
			height: 150px;
		}

	}
}

@media screen and (width <=768px) {
	.test-case-box{
		width: calc(100% - 100px);
		margin-left: auto;
		margin-right: auto;

		figure{
			position: relative;

			&::before,
			&::after{
				content: "";
				display: block;
				position: absolute;
				max-width: 60%;
				height: 150px;
				background-size: 100% auto;
				background-position: center;
				background-repeat: no-repeat;
			}
			&::before{
				background-image: url(../img/case-on.png);
				top: -30px;
				left: -60px;
			}
			&::after{
				background-image: url(../img/case-off.png);
				bottom: -55px;
				right: -30px;
			}

			&:last-child::before{
				background-image: url(../img/case-on2.png);
				max-width: 90%;
				height: 150px;
			}

		}
	}
}

@media screen and (width <=640px) {
	.test-case-box {
		margin-top: 30px;
		&:first-child {
			margin-top: 0;
		}
		figure{
			position: relative;

			&::before,
			&::after{
				content: "";
				display: block;
				position: absolute;
				max-width: 50%;
				height: 150px;
				background-size: 100% auto;
				background-position: center;
				background-repeat: no-repeat;
			}
			&::before{
				background-image: url(../img/case-on.png);
				top: -50px;
				left: -50px;
			}
			&::after{
				background-image: url(../img/case-off.png);
				bottom: -60px;
				right: -30px;
			}

			&:last-child::before{
				background-image: url(../img/case-on2.png);
				max-width: 90%;
				height: 150px;
			}

			&:last-child::after{
				background-image: url(../img/case-off.png);
				max-width: 70%;
				height: 150px;
			}


		}
	}
}


/* case
___________________*/

#case{
	background: url(../img/bg00.png) repeat top center;
	background-size: 100% auto;
	overflow: hidden;
	.box{
		margin: 100px auto;
	}
}

@media screen and (width <=640px) {
	#case{
		.box{
			margin: 30px auto;
		}
	}
}

.case-box{
	margin-bottom: 3px;
	dt{
		color: var(--color-bluegrey);
		font-size: var(--font-size-m);
		font-weight: bold;
		text-align: center;
		width: 100%;
		display: block;
		padding: 30px 10px;
		position: relative;
		cursor: pointer;
		border: 1px solid var(--color-bluegrey);
		box-shadow: 0 0 2px var(--color-boder-main);

		&::before{
			content: "";
			display: inline-block;
			width: 30px;
			height: 1px;
			background: var(--color-bluegrey);
			position: absolute;
			top: 50%;
			right: 3%;
			transform: translate(0, -50%);
		}
		&::after{
			content: "";
			display: inline-block;
			width: 30px;
			height: 1px;
			background: var(--color-bluegrey);
			position: absolute;
			top: 50%;
			right: 3%;
			transform: translate(0, -50%) rotate(90deg);
			transition: all 0.3s var(--animation-ease-default);
		}

		&.open::after{
				transform: translate(0, -50%) rotate(180deg);
		}
	}
	dd{
		transition: max-height 0.3s var(--animation-ease-default);
		max-height: 0;
		overflow: hidden;
		position: relative;
		&.open{
			max-height: calc( 100vh + 110px);
		}

		figure{
			height: auto;
			background: var(--color-bluegrey);
			padding: 100px 10px 10px;
			img{
				width: 100%;
				height: auto;
			}
		}

		&::after{
			content: "";
			display: block;
			width: 186px;
			height: 186px;
			position: absolute;
			top: 30px;
			right: 50px;
			background: url(../img/title-circle03.png) no-repeat center;
			background-size: 100% auto;
		}
		@media screen and (width <=640px) {
			figure {
				padding: 50px 10px 10px;
			}

			&::after{
				width: 100px;
				height: 100px;
				top: 10px;
				right: 30px;
			}
		}
	}
}




/* data
___________________*/


.table-box{
	background: #fff;
	width: 100%;

	&+.table-box{
		margin-top: 50px;
	}

	.table-title{
		font-size: var(--font-size-m);
		font-weight: 700;
		text-align: center;
		color: #fff;
		margin: 0;
		padding: 5px;
		background: var(--color-orange);
		margin-bottom: 10px;
	}

	table{
		border-top: 2px solid #4C4C4C;
		border-bottom: 2px solid #4C4C4C;

		caption {
			caption-side: bottom;
			padding: 20px 0;
		}


		tr{
			border-top: 1px solid #4C4C4C;
			border-bottom: 1px solid #4C4C4C;

			&:nth-child(odd){
				background: var(--table-tr-bg)
			}
			&.head{
				background: #fff;

				th{
					text-align: center;
					vertical-align: middle;
					font-weight: 700;
					padding: 10px;
					.label{
						min-height: 80px;
						font-size: var(--font-size-xxs);
						margin: 0;
						font-weight: 900;
						background: var(--table-th-label);
						padding: 10px;
						color: #fff;
						text-align: center;
						border-radius: 3px;
						span{
							font-size: 0.8em;
							display: inline-block;
							background: #fff;
							color: var(--table-th-label);
							padding: 4px 10px;
							line-height: 1;
							margin-top: 5px;
							border-radius: 5px;

							&+span{
								margin-left: 10px;
							}
						}
						&.grey{
							background: var(--table-th-label-grey);
							display: flex;
							flex-flow: column nowrap;
							justify-content: center;
							align-items: center;
						}
					}

					&:first-child{
						border-left: none;
					}
					&:last-child{
						border-right: none;
					}
				}
			}

			th,td{
				text-align: center;
				padding: 15px;
				font-size: 16px;
				vertical-align: middle;
				border-left: 1px solid #4C4C4C;
				border-right: 1px solid #4C4C4C;
			}

			th{
				text-align: left;
				padding: 15px 10px;
				width: 15%;

				&:first-child{
					border-left: none;
				}
			}
			td{
				width: calc(85% / 4);
				font-weight: 600;

				&:last-child{
					border-right: none;
				}
			}
		}
	}

	&.card-box{
		padding: 50px 30px;
		text-align: center;

		p{
			font-size: var(--font-size-xs);
			font-weight: 500;
			margin: 30px auto;
		}

		img{
			max-width: 100%;
			height: auto;
		}
	}
}
@media screen and (width <=768px) {
	#data {
		margin-bottom: 150px;
	}
}


@media screen and (width <=640px) {
	#data {
		margin-bottom: 100px;
	}
	.table-wrap {
		overflow-x: scroll;
		.table-title{
			width: 100%;
		}
		table{
			width: 100%;
			white-space: nowrap;
		}
	}
}