@charset "UTF-8";
/* CSS Document */

.wrapper{
	max-width: var(--max);
	margin-inline: auto;
}


/**************************************************
 list
**************************************************/

.t_third{padding: 0;width:80%;}

.t_third > li{
	width: calc(100% / 3 - 2.4rem);
	font-size: 1.6rem;
	margin-block-start: 1.6rem;
}

.t_second{padding: 0;width:70%;}

.t_second > li{
	width: calc(100% / 2 - 1.6rem);
	font-size: 1.6rem;
	margin-block-start: 1.6rem;
}

.t_second > li a{
	font-weight: 300;
	color: var(--btn-color);
	text-decoration: underline;
}

.t_second > li a:hover{color: var(--main-color);text-decoration-color: var(--main-color);}




/**************************************************
 mainVisual
**************************************************/
.s_mainVisual{
	height: calc(100vh - 12rem);
	position: relative;	
}

.s_mainVisual::before{
	content: '';
	width: 100%;
	height: 100%;
	background: url(../../img/sangaku/head.jpg)no-repeat center center;
	background-size: cover;
	position: absolute;
	top: 0;
	left: 0;
	z-index: -1;
}

.s_mainVisual h2{
	font-size: 3.6rem;
	font-family: var(--selif);
	position: absolute;
	top: 50%;
	transform: translate(0,-50%);
	right: 8rem;
	text-align: end;
	line-height: 2;
	color: var(--nav-color);
	z-index: 100;
}

/**************************************************
 s_newsHanger
**************************************************/

.s_newsHanger{
	margin-block-start: 5.6rem;
}

.s_newsHanger h2{
	font-size: 4.6rem;
	color: var(--main-color);
	margin-block-end: 4.8rem;
}

.s_newsHanger dl{
	padding-block: 1.6rem;
	border-bottom: 0.1rem solid #99a3bd;
	align-items: center;
}

.s_newsHanger dl:first-of-type{border-top: 0.1rem solid #99a3bd;}

.s_newsHanger dl dt{width:25%;padding-inline-start: 2.4rem;}

.s_newsHanger dl dt span{
	margin-inline-start: 1.6rem;
	background-color: var(--main-color);
	color: #fff;
	font-weight: 600;
	font-size: 1.2rem;
	padding-block: 0.4rem;
	padding-inline: 0.6rem;
}

.s_newsHanger dl dt img{display: block;}

.s_newsHanger dl dd{
	width: 75%;
	font-size: 1.3rem;
	color: var(--sub01-color);
	display: flex;
	align-items: center;
}



.s_newsHanger dl dd a{
	font-size: 1.5rem;
	font-weight: 500;
	margin-inline-start: 1rem;
}

.s_newsHanger dl dd a:hover{opacity: 0.5;}

/**************************************************
 mainHanger
**************************************************/
.mainHanger{margin-block-start: 9.5rem;}

.mainHanger h3{
	font-size: 2.4rem;
	color: var(--sub01-color);
	padding-block: 2.2rem;
	padding-inline: 4rem;
	border-top: 0.1rem solid var(--sub01-color);
	position: relative;
	font-weight: 500;
	letter-spacing: 1.5px;
	margin-block-end: 4rem;
}

.mainHanger h3::before{
	content: '';
	width: 1.1rem;
	height: 8.1rem;
	background: url(../../img/sangaku/top/title_primary_item.svg)no-repeat center center;
	background-size: 100%;
	position: absolute;
	left: 0;
	top: 0;
}

.mainHanger h4{
	font-size: 1.8rem;
	padding-inline: 1.6rem;
	border-left: 0.7rem solid var(--sub02-color);
	padding-block: 0.8rem;
	font-weight: 500;
	letter-spacing: 1.5px;
}

/**************************************************
 aboutHanger
**************************************************/

.aboutHanger .ab_box{
	max-width: 85rem;
	margin-inline: auto;
}

.aboutHanger .ab_box ul{padding: 0;margin-block: 4rem;}

.aboutHanger .ab_box ul li{
	width: calc(100% / 3 - 2.4rem);
	text-align: center;
}

.aboutHanger .ab_box ul li p{
	font-size: 1.3rem;
	padding-block-start: 1rem;
}

.aboutHanger .ab_box ul li p strong{
	font-size: 2.3rem;
	padding-inline-start: 0.8rem;
}

.aboutHanger .ab_btn{display: inline-block;}


.aboutHanger .ab_btn a{
	display: block;
	background-color: var(--btn-color);
	font-size: 1.6rem;
	color: #fff;
	border-radius: 3px;
	padding-block: 1.2rem;
	padding-inline: 6.4rem 3.2rem;
	position: relative;
}

.aboutHanger .ab_btn a::before{
	content: '';
	width: 3.1rem;
	height: 3.1rem;
	background-color: #fff;
	position: absolute;
	top: 50%;
	transform: translate(0%,-50%);
	left: 1rem;
	border-radius: 50%;
}

.aboutHanger .ab_btn a::after{
	content: '';
	background: url(../../img/sangaku/common/pdf.svg)no-repeat center center;
	background-size: 100%;
	position: absolute;
	top: 50%;
	transform: translate(0%,-50%);
	left: 1.8rem;
	width: 1.5rem;
	height: 2.5rem;
}

.aboutHanger .ab_btn a:hover{
	background-color: var(--sub01-color);
}

.aboutHanger .ab_inquiry{
	margin-block-start: 4rem;
	padding-block: 2.6rem;
	padding-inline: 3rem;
	border: 1px solid #bdbdbd;
	border-radius: 3px;
}

.aboutHanger .ab_inquiry h5{
	font-size: 1.8rem;
	font-weight: 600;
	letter-spacing: 1px;
	color: var(--sub01-color);
	margin-block-end: 0.8rem;
}

.aboutHanger .ab_inquiry p{
	padding: 0;
	font-size: 1.4rem;
	font-weight: 400
}

.aboutHanger .ab_inquiry p strong{
	display: block;
	font-size: 1.6rem;
	line-height: 2;
}


/**************************************************
 messageHanger
**************************************************/
.messageHanger,.supportHanger,.exchangeHanger,.preferentialHanger,
.practicalHanger,.planHanger,.listHanger,.projectHanger{
	margin-block-start: 7rem;
}

.messageInner{
	align-items: flex-start;
	margin-block-start: 3rem;
}

.messageInner img{
	width: 19%;
}

.mes_cont{
	width: 77%;
}

.mes_cont h5{
	font-size: 2.7rem;
	font-weight: 500;
}

/**************************************************
 projectHanger
**************************************************/

.pro_item{
	padding-block-end: 4.8rem;
	margin-block-start: 4.8rem;
	border-bottom: 1px solid #CBCBCB;
}


.projectHanger .pro_item:last-of-type{border:none;}



.pro_item h5{
	font-size: 2.4rem;
	justify-content: flex-start;
	align-items: center;
	color: var(--sub01-color);
	letter-spacing: 2px;
}

.pro_item h5 span{
	font-size: 1.7rem;
	background-color: #ff0;
	padding-block: 0.8rem;
	padding-inline: 2.4rem;
	line-height: 1.5;
	margin-inline-end: 1.6rem;
	letter-spacing: 1px;
}

.pro_cont{margin-block-start: 2.4rem;}

.pro_cont_img{
	width: 40%;
	box-shadow: 10px 10px 20px 0px rgba(0, 0, 0, 0.3);
}

.pro_txt{width: 54%;}

.pro_txt p{padding: 0;}

.pro_txt > .more_btn{margin-block-start: 2.4rem;}


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


/*****list************/

	.t_third{padding: 0;width:100%;justify-content: flex-start;}

	.t_third > li{
		width: auto;
		font-size: 1.3rem;
		margin-inline-end: 0.8rem;
	}

	.t_second{padding: 0;width:100%;justify-content: flex-start;}

	.t_second > li{
		width: auto;
		font-size: 1.3rem;
		margin-inline-end: 0.8rem;
	}

	.t_second > li a{
		font-weight: 300;
		}

.t_second > li a:hover{color: var(--main-color);text-decoration-color: var(--main-color);}



/******mainvisual************/

	.s_mainVisual{height: 38.4vw}

.s_mainVisual::before{
	content: '';
	width: 100%;
	height: 100%;
	background: url(../../img/sangaku/head.jpg)no-repeat center center;
	background-size: cover;
	position: absolute;
	top: 0;
	left: 0;
	z-index: -1;
}

	.s_mainVisual h2{
		font-size: 1.6rem;
		right: 1.6rem;
	}

/******s_newsHanger************/

	.s_newsHanger{
		padding-inline: 2rem;
		margin-block-start: 2.4rem;
	}

	.s_newsHanger h2{margin-block-end: 4rem;}

	.s_newsHanger dl{padding-block: 1.2rem;padding-inline: 1.6rem;}

	.s_newsHanger dl dt{width: 100%;padding-inline-start: 0;}

	.s_newsHanger dl dt strong{width: 100%;}

	.s_newsHanger dl dt span{
		margin-inline-start: 0rem;
		font-size: 1.2rem;
		padding-inline: 0.6rem;
		margin-block-end: 0.4rem;
		margin-inline-start: 1.6rem;
	}

	.s_newsHanger dl dd{
		width: 100%;
		font-size: 1.3rem;
		flex-wrap: wrap;
		margin-block-start: 0.6rem;
	}


	.s_newsHanger dl dd a{
		font-size: 1.4rem;
		margin-inline-start: 0rem;
	}

/******mainHanger************/

	.mainHanger{margin-block-start: 9rem;padding-inline: 2rem;}

	.mainHanger h3{
		font-size: 1.8rem;
		padding-block:0rem;
		height: 6.6rem;
		display: flex;
		align-items: center;
		padding-inline: 2rem;
		margin-block-end: 3.2rem;
	}

	.mainHanger h3::before{height: 100%;}

	.mainHanger h4{
		font-size: 1.5rem;
		padding-inline: 1.6rem;
		padding-block: 0.8rem;
	}

/******aboutHanger************/

	.aboutHanger > p{padding-block-start: 2rem;}

	.aboutHanger .ab_box ul li{width: 100%;margin-block-start: 3rem;}

	.aboutHanger .ab_box ul li:first-of-type{margin-block-start: 0;}

	.aboutHanger .ab_box ul li p strong{padding-inline-start: 1.6rem;}

	.aboutHanger .ab_btn a{
		font-size: 1.5rem;
		padding-block: 1.2rem;
		padding-inline: 5.6rem 1.6rem;
	}

	.aboutHanger .ab_inquiry{padding-block: 2.4rem;padding-inline: 2.4rem;}

	.aboutHanger .ab_inquiry h5{line-height: 1.5;}

/******messageHanger************/

	.messageHanger,.supportHanger,.exchangeHanger,.preferentialHanger,
	.practicalHanger,.planHanger,.listHanger,.projectHanger{
		margin-block-start: 3.2rem;
	}

	.messageInner img{width: 70%;margin-inline: auto;margin-block-end: 2rem;}

	.mes_cont{width: 100%;}

	.mes_cont h5{
		font-size: 2.6rem;line-height: 1.5;}

/******projectHanger************/


	.pro_item{
		padding-block-end: 3.2rem;
		margin-block-start: 3.2rem;
	}

	.pro_item h5{
		display: block;
		font-size: 1.8rem;
		line-height: 1.4;}

	.pro_item h5 span{
		display: inline-block;
		font-size: 1.4rem;
		padding-block: 0.4rem;
		padding-inline: 1.6rem;
		margin-inline-end: 1.6rem;
	}

	.pro_cont{margin-block-start: 2.4rem;}

	.pro_cont_img{width: 100%;}

	.pro_txt{width: 100%;margin-block-start: 2.4rem;}

.pro_txt p{padding: 0;}

.pro_txt > .more_btn{margin-block-start: 2.4rem;}


}