/* ===========================================
 * concept use css
=========================================== */

#concept_main{
	padding: 100px 0;
	background: url("../img/concept/main_bg.jpg") center top no-repeat;
	background-size: cover;
}
#concept_main h2{
	font-size: 30px;
	text-align: center;
}
#concept_main p{
	margin: 40px 0;
	text-align: center;
	font-size: 16px;
	line-height: 2em;
}

.concept_sub{
	padding: 100px 0;
	border-bottom: 0;
}
.concept_sub:nth-of-type(2){
	border-bottom: 1px solid #707070;
}
.concept_sub h2{
	font-size: 15px;
    line-height: normal;
}
.concept_sub h2 span{
	font-size: 40px;
    display: block;
}
.concept_sub .block{
	margin: 40px 0 80px;
	display: flex;justify-content: space-between;
}
.concept_sub .block .l_box{
	width: 332px;
    line-height: 0;
}
.concept_sub .block .l_box img{
	width: 332px;
	height: 204px;
	object-fit: cover;
}
.concept_sub .block .l_box img:first-of-type{
	margin-bottom: 4px;
}
.concept_sub .block .r_box{
	width: 664px;
}
.concept_sub .block .r_box img{
	width: 664px;
	height: 412px;
	object-fit: cover;
}
.concept_sub h3{
	font-size: 30px;
	margin-bottom: 40px;
}
.concept_sub h4{
	font-size: 24px;
	margin: 40px 0 20px;
}
.concept_sub h4 span{
	font-size: 16px;
}
.concept_sub h5{
	font-size: 18px;
	margin-bottom: 10px;
}
.concept_sub p{
	font-size: 15px;
	margin-bottom: 40px;
}


#concept_flow{
	padding: 100px 0;
	background: #F8F8F8;
	border-bottom: 1px solid #707070;
}
#concept_flow p.note{
	font-size: 15px;
	margin: 30px 0;
	position: relative;
	padding-left: 1.5em;
}

#concept_flow p.note::before{
	content: "※";
	position: absolute;
	top: 0;
	left: 0;
}
.flow_block1{
	padding: 0 0 60px;
  position: relative;
	border-bottom: 1px solid #707070;
}
#concept_flow .flow_block1 h2{
	font-size: 15px;
    line-height: normal;
	margin-bottom: 60px;
}
#concept_flow .flow_block1 h2 span{
	font-size: 40px;
    display: block;
}
.flow_block2{
	padding: 60px 0 0;
  position: relative;
}
#concept_flow .flow_block2 h2{
	font-size: 28px;
    line-height: normal;
	margin-bottom: 60px;
}

.flow-item {
  display: flex;
  align-items: flex-start;
  position: relative;
}
.flow-item2 {
  display: flex;
  align-items: flex-start;
  position: relative;
	border-bottom: 1px solid #CBCBCB;
	padding: 30px 0;
}

/* 番号丸 */
.flow-number {
  flex: 0 0 56px;
  width: 56px;
  height: 56px;
  border: 1px solid #A7A7A7;
  border-radius: 50%;
  text-align: center;
  line-height: 56px;
	font-size: 16px;
  position: relative;
}

/* 縦線 */
.flow-item::before {
  content: "";
  position: absolute;
  left: 28px; /* 丸の中央に合わせる */
  top: 66px;
  bottom: 10px; /* 次のアイテムまでの長さ */
  width: 1px;
  background-color: #A7A7A7;
  z-index: -1;
}

/* テキスト部分 */
.flow-content {
  flex: 1;
  margin-left: 20px;
}
.flow-content h3{
	font-size: 24px;
	margin-top: 5px;
}

.flow-item2 .flow-content h3{
	margin-top: 0;
	line-height: normal;
}
.flow-content p{
	font-size: 15px;
	margin: 20px 0;
}
.flow-content p span{
	font-size: 13px;
	display: block;
	margin-top: 20px;
}

.flow-item2 .flow-content p{
	margin: 0;
}
/* 右側の画像 */
.flow-image {
  flex: 0 0 300px;
  margin-left: 20px;
	min-height: 150px;
}

.flow-image img {
  width: 100%;
  display: block;
	object-fit: cover;
}

/* 最後のアイテムは縦線を消す */
.flow-item:last-child::before {
  display: none;
}
.flow-image_sp{
	display: none;
}


@media screen and (max-width:640px){
	
	#concept_main{
		padding: 100px 0;
		background: url("../img/concept/main_bg.jpg") center top no-repeat;
		background-size: cover;
	}
	#concept_main h2{
		font-size: 40px;
		text-align: center;
	}
	#concept_main p{
		margin: 40px 0;
		text-align: center;
		font-size: 24px;
		line-height: 2em;
	}

	.concept_sub{
		padding: 100px 0;
		border-bottom: 0;
	}
	.concept_sub:nth-of-type(2){
		border-bottom: 1px solid #707070;
	}
	.concept_sub h2{
		font-size: 24px;
		line-height: normal;
	}
	.concept_sub h2 span{
		font-size: 60px;
		display: block;
	}
	.concept_sub .block{
		margin: 40px 0 60px;
		display: flex;
		flex-wrap: wrap;
		justify-content: space-between;
	}
	.concept_sub .block .l_box{
		order: 2;
		width: 580px;
		line-height: 0;
		display: flex;
		justify-content: space-between;
		margin-bottom: 4px;
	}
	.concept_sub .block .l_box img{
		width: 288px;
		height: auto;
		object-fit: cover;
	}
	.concept_sub .block .l_box img:first-of-type{
		margin-bottom: 0;
	}
	.concept_sub .block .r_box{
		order: 1;
		width: 580px;
	}
	.concept_sub .block .r_box img{
		width: 580px;
		height: auto;
		object-fit: cover;
	}
	.concept_sub h3{
		font-size: 34px;
		margin-bottom: 40px;
	}
	.concept_sub h4{
		font-size: 30px;
		margin: 40px 0 20px;
	}
	.concept_sub h4 span{
		font-size: 22px;
	}
	.concept_sub h5{
		font-size: 24px;
		margin-bottom: 10px;
	}
	.concept_sub p{
		font-size: 22px;
		margin-bottom: 40px;
	}


	#concept_flow{
		padding: 100px 0;
		background: #F8F8F8;
		border-bottom: 1px solid #707070;
	}
	#concept_flow p.note{
		font-size: 24px;
		margin: 30px 0;
		position: relative;
		padding-left: 1.5em;
	}

	#concept_flow p.note::before{
		content: "※";
		position: absolute;
		top: 0;
		left: 0;
	}
	.flow_block1{
		padding: 0 0 60px;
	  position: relative;
		border-bottom: 1px solid #707070;
	}
	#concept_flow .flow_block1 h2{
		font-size: 24px;
		line-height: normal;
		margin-bottom: 60px;
	}
	#concept_flow .flow_block1 h2 span{
		font-size: 60px;
		display: block;
	}
	.flow_block2{
		padding: 60px 0 0;
	  position: relative;
	}
	#concept_flow .flow_block2 h2{
		font-size: 40px;
		line-height: normal;
		margin-bottom: 40px;
	}

	.flow-item {
	  display: flex;
	  align-items: flex-start;
	  position: relative;
	}
	.flow-item2 {
	  display: flex;
	  align-items: flex-start;
	  position: relative;
		border-bottom: 2px solid #CBCBCB;
		padding: 30px 0;
	}

	/* 番号丸 */
	.flow-number {
	  flex: 0 0 80px;
	  width: 80px;
	  height: 80px;
	  border: 2px solid #A7A7A7;
	  border-radius: 50%;
	  text-align: center;
	  line-height: 80px;
		font-size: 30px;
	  position: relative;
	}

	/* 縦線 */
	.flow-item::before {
	  content: "";
	  position: absolute;
	  left: 41px; /* 丸の中央に合わせる */
	  top: 100px;
	  bottom: 20px; /* 次のアイテムまでの長さ */
	  width: 2px;
	  background-color: #A7A7A7;
	  z-index: -1;
	}

	/* テキスト部分 */
	.flow-content {
	  flex: 1;
	  margin-left: 20px;
	}
	.flow-content h3{
		font-size: 32px;
		margin-top: 10px;
	}

	.flow-item2 .flow-content h3{
		margin-top: 0;
		line-height: normal;
	}
	.flow-content p{
		font-size: 24px;
		margin: 20px 0;
	}
	.flow-content p span{
		font-size: 22px;
		display: block;
		margin-top: 20px;
	}

	.flow-item2 .flow-content p{
		margin: 0;
	}
	/* 右側の画像 */
	.flow-image {
		display: none;
	  flex: 0 0 300px;
	  margin-left: 20px;
		min-height: 150px;
	}

	.flow-image img {
	  width: 100%;
	  display: block;
		object-fit: cover;
	}

	/* 最後のアイテムは縦線を消す */
	.flow-item:last-child::before {
	  display: none;
	}
	
	.flow-image_sp{
		display: block;
		width: 476px;
		margin: 30px 0;
	}
	.flow-image_sp img{
		width: 476px;
		object-fit: cover;
	}
	
	

	
}