main#main-development-detail section.dev-detail-section{
    padding: 36px 0;
}

main#main-development-detail section.dev-detail-section div.ttl-area{
    display:flex;
    flex-direction: column-reverse;
    margin-bottom:60px;
    @media (max-width: 640px) {
        margin-bottom: 32px;
    }
}

main#main-development-detail section.dev-detail-section div.ttl-area::before{
    content:"";
    width:60px;
    height:2px;
    background-color: #397BDF;
    display:block;
    margin-top:20px;
}

main#main-development-detail section.dev-detail-section div.ttl-area h2{
    font-weight: 700;
    line-height: 1;
}

main#main-development-detail section.dev-detail-section div.ttl-area span.en{
    display:block;
    font-weight: 700;
    font-size:2.5rem;
    line-height: 1;
    margin-bottom:10px;
}

main#main-development-detail section.dev-detail-section h3{
    font-size:2.125rem;
    margin-bottom: 36px;
    line-height: 1.5;
}

.automotive-systems.essay-box {
    max-width: 1200px;
    border: 1px solid #eee;
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    width: 100%;
    margin-bottom: 80px;
    margin-left: auto;
    margin-right: auto;
    background: url(../../assets/images/solution/essay_award_bg_pc.png) no-repeat;
    background-size: 290px 100%;
}
.automotive-systems.essay-box h3 {
    color: #397BDF;
    font-size: 1.375rem;
}

.automotive-systems .essay-wrap {
    max-width: 880px;
    margin: 0 0 0 auto;
    padding: 30px 30px 30px 0;
}


.automotive-systems .essay-flex-wrap {
    display: flex;
    border-bottom: 1px solid #397BDF;
    padding-bottom: 20px;
    margin-bottom: 20px;
    align-items: flex-end;
    justify-content: space-between;
}

.automotive-systems .essay-content-box {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
}
.automotive-systems .essay-box h3 {
    font-size: 22px;
    line-height: 140%;
    margin-bottom: 0;
}

.automotive-systems .essay-flex-wrap .essay-logo {
    display: block;
    max-width: 238px;
}

.automotive-systems .btn-s {
    max-width: 250px;
    width: 100%;
    height: 56px;
    line-height: 56px;
    display: block;
    background: #397BDF;
    color: #fff;
    border: solid 1px #397BDF;
    font-size: 13px;
    text-align: center;
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    -ms-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    margin: 0 auto 0 12px;
}

.automotive-systems .essay-box .btn-s {
    background: #397BDF;
    font-size: 14px;
    width: 123px;
    height: 40px;
    color: #fff;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

#development-correspondence .spc-b-40 {
    margin-bottom: 40px;
}

#development-correspondence .read-ttl span {
    background: #005eae;
    padding: 5px 10px;
    font-size: 16px;
    font-weight: bold;
    color: #fff;
}

#development-correspondence .setsumei {
	display: flex;
	flex-wrap: wrap;
	width: 400px;
	margin-bottom: 20px;
}
#development-correspondence .setsumei div {
	width: 50%;
	display: flex;
	flex-wrap: wrap;
	align-items: center;
}
#development-correspondence .setsumei div:first-child p:first-child {
	background: #fffdc8;
	border: 1px solid #000;
	width: 40px;
	height: 20px;
	margin-right: 10px;
}
#development-correspondence .setsumei div:last-child p:first-child {
	background: #fff;
	border: 1px solid #000;
	width: 40px;
	height: 20px;
	margin-right: 10px;
}

#development-correspondence .li-taiou {
	display: flex;
	flex-wrap: wrap;
	box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
	width: 100%;
	border-top: 1px solid #000;
	border-left: 1px solid #000;
	overflow: auto;
}
#development-correspondence .li-taiou li {
	display: flex;
	flex-wrap: wrap;
	box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    width: 100%;
    min-width: 1000px;
    border-bottom: 1px solid #000;
	border-right: 1px solid #000;
	line-height: 140%;
}
#development-correspondence .li-taiou li .taiou-tl {
	width: 20%;
	border-right: 1px solid #000;
	box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    padding: 20px;
    background: #005eae;
    color: #fff;
    font-weight: bold;
}
#development-correspondence .li-taiou li .taiou-txt {
	width: 80%;
	display: flex;
	flex-wrap: wrap;
	box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
}
#development-correspondence .li-taiou li .taiou-txt .wt-6 {
	width: 16.666%;
	padding: 20px;
	border-right: 1px solid #000;
	box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    font-size: 13px;
}
#development-correspondence .li-taiou li .taiou-txt .wt-6 span {
	font-size: 10px;
	line-height: 110%;
}
#development-correspondence .li-taiou li .taiou-txt .wt-6:nth-of-type(6) {
	border-right: none;
}
.bg-yellow {
	background: #fffdc8;
}
#development-correspondence .li-taiou li .taiou-txt .wt-5 {
	width: 20%;
	padding: 20px;
	border-right: 1px solid #000;
	box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    font-size: 13px;
}
#development-correspondence .li-taiou li .taiou-txt .wt-5 span {
	font-size: 10px;
	line-height: 110%;
}
#development-correspondence .li-taiou li .taiou-txt .wt-5:nth-of-type(5) {
	border-right: none;
}

#development-correspondence .read-ttl {
    margin-bottom: 20px;
}


@media (max-width: 1150px) {
    .automotive-systems.essay-box {
        background: url(../../assets/images/solution/essay_award_bg_sp.png) no-repeat;
        background-position: bottom;
        background-size: 100%;
        margin-left: 40px;
        margin-right: 40px;
        width: auto;
        box-sizing: border-box;
    }
    .automotive-systems .essay-wrap {
        padding: 30px 20px;
        margin: 0 auto;
        margin-top: 0px;
        margin-right: auto;
        margin-bottom: 0px;
        margin-left: auto;
    }
    .essay-flex-wrap span {
        margin: 0 auto;
    }
    .automotive-systems.essay-box h3 {
        text-align: center;
    }
    .automotive-systems .essay-box h3 span {
        display: block;
    }
    .automotive-systems .essay-box h3 {
        text-align: center;
    }
    .automotive-systems .essay-flex-wrap {
        display: block;
    }

    .automotive-systems .essay-content-box p {
        width: 100%;
        margin-bottom: 30px;
    }
    .automotive-systems .essay-content-box {
        display: block;
    }
    .automotive-systems .btn-s {
        margin: 0 auto;
    }
    .automotive-systems .essay-box .btn-s {
        max-width: 250px;
        width: 100%;
        height: 56px;
        margin: 0 auto;
    }
    .automotive-systems .essay-box h3 {
        text-align: center;
    }
}




main#main-development-detail section.dev-detail-section div.txt-area {
    margin-bottom: 24px;
}

main#main-development-detail section.dev-detail-section div.txt-area:last-child {
    margin-bottom: 0;
}

main#main-development-detail section.dev-detail-section div.img-area{
    margin-bottom: 40px;
}

main#main-development-detail section.dev-detail-section div.img-area img{
    width:100%;
    object-fit: cover;
}

main#main-development-detail section.dev-detail-section div.sub-ttl-area{
    display:flex;
    flex-direction: column-reverse;
    margin-bottom:20px;
}

main#main-development-detail section.dev-detail-section div.sub-ttl-area h4{
    font-size:1.625rem;
    line-height:1;
}

main#main-development-detail section.dev-detail-section div.sub-ttl-area span.en{
    font-size:0.9375rem;
    color: #397BDF;
    font-family: "Roboto", serif;
    font-weight: 700;
}

main#main-development-detail section.dev-detail-section section.sub-section{
    background-color: #F7F9FC;
    border-radius:18px;
    padding:70px;
    box-sizing: border-box;
}

main#main-development-detail section.dev-detail-section ul.check-list li{
    background-color: #fff;
    border: solid 1px #C3CFE2;
    border-radius:10px;
    padding:18px 22px;
    box-sizing: border-box;

}

main#main-development-detail section.dev-detail-section ul.check-list li::before{
    content:"";
    width:30px;
    min-width: 30px;
    height:30px;
    border-radius: 50%;
    border:solid 1px #397BDF;
    background: #fff no-repeat center / 14px url("../images/common/icon-check.svg");
    display: inline-block;
    vertical-align: middle;
    margin-right:10px;
    margin-bottom:4px;
    margin-top: auto;
    margin-bottom: auto;
}

main#main-development-detail section.dev-detail-section ul.check-list li:not(:last-child){
    margin-bottom:10px;
}

main#main-development-detail section.dev-detail-section dl.assignment-list{
    display:grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap:10px 60px;
    align-items:center;
}

main#main-development-detail section.dev-detail-section dl.assignment-list dt{
    border:solid 1px #E5A93D;
    background-color: #fff;
    border-radius:10px;
    padding:30px 30px;
    box-sizing: border-box;
    line-height:1.375;
    position:relative;
    height: 100%;
}

main#main-development-detail section.dev-detail-section dl.assignment-list dt::before{
    content:"課題";
    display:block;
    font-weight: 700;
    color: #E5A93D;
}

main#main-development-detail section.dev-detail-section dl.assignment-list dt::after{
    content:"";
    width:40px;
    aspect-ratio: 40/23;
    background: no-repeat center / contain url("../images/common/arrow-gradation.svg");
    position:absolute;
    top:0;
    bottom:0;
    margin:auto;
    right:-55px;
}

main#main-development-detail section.dev-detail-section dl.assignment-list dd{
    border:solid 1px #C3CFE2;
    background-color: #fff;
    border-radius:10px;
    padding:30px 30px;
    box-sizing: border-box;
    line-height:1.375;
}

main#main-development-detail section.dev-detail-section dl.assignment-list dd::before{
    content:"解決";
    display:block;
    font-weight: 700;
    color: #45BBD9;
}

main#main-development-detail section.dev-detail-section ul.point-list{
    counter-reset: item;
}

main#main-development-detail section.dev-detail-section ul.point-list li{
    border-radius:18px;
    border:solid 1px #C3CFE2;
    padding:70px;
    box-sizing: border-box;
}

main#main-development-detail section.dev-detail-section ul.point-list li:not(:last-child){
    margin-bottom:20px;
}

main#main-development-detail section.dev-detail-section ul.point-list li::before{
    counter-increment: item;
    content: "POINT.0"counter(item);
    font-family: "Roboto", serif;
    font-weight: 700;
    color:#397BDF;
}

main#main-development-detail section.dev-detail-section ul.point-list h4{
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom:20px;
}

main#main-development-detail section.dev-detail-section ol.flow-list{
    counter-reset: item;

}

main#main-development-detail section.dev-detail-section ol.flow-list li{
    display: flex;
    position:relative;
}

main#main-development-detail section.dev-detail-section ol.flow-list li::before{
    content:"";
    width:20px;
    height:20px;
    aspect-ratio: 1/1;
    border-radius: 50%;
    background-color: #397BDF;
    display: block;
    margin-right:30px;
    margin-top:3px;
}

main#main-development-detail section.dev-detail-section ol.flow-list li:not(:last-child){
    margin-bottom:40px;
}

main#main-development-detail section.dev-detail-section ol.flow-list li:not(:last-child)::after{
    content:"";
    width:1px;
    height:140%;
    background-color: #C3CFE2;
    position:absolute;
    left:9px;
    top:20px;
    z-index:-1;
}

main#main-development-detail section.dev-detail-section ol.flow-list li dl{
    display:flex;
    justify-content: space-between;
    width:100%;
}

main#main-development-detail section.dev-detail-section ol.flow-list li dl dt{
    min-width:230px;
    font-size:1.375rem;
    font-weight:700;
    line-height:1.36;
}

main#main-development-detail section.dev-detail-section ol.flow-list li dl dt::before{
    counter-increment: item;
    content: "STEP.0"counter(item);
    display:block;
    font-size:1.125rem;
    color:#397BDF;
    margin-bottom:4px;
}

main#main-development-detail section.dev-detail-section ol.flow-list li dl dd{
    max-width:680px;
    width:100%;
    box-sizing: border-box;
    padding-left: 24px;
}

main#main-development-detail section.dev-detail-section ul.example-list li{
    padding:70px;
    box-sizing: border-box;
    border-radius:18px;
    border:solid 1px #C3CFE2;
    background-color: #fff;
}

main#main-development-detail section.dev-detail-section ul.example-list li:not(:last-child){
    margin-bottom:20px;
}

main#main-development-detail section.dev-detail-section ul.example-list li h3{
    font-size:1.625rem;
    color:#397BDF;
}

main#main-development-detail section.dev-detail-section ul.example-list li dl{
}

main#main-development-detail section.dev-detail-section ul.example-list li div.right {
    width:100%;
}

main#main-development-detail section.dev-detail-section ul.example-list li dl dt{
    font-size:1.125rem;
    font-weight: 700;
    padding-left: 1rem;
    position: relative;
    line-height: 1.5;
}

main#main-development-detail section.dev-detail-section ul.example-list li dl dt:not(:first-of-type){
    margin-top:30px;
}

main#main-development-detail section.dev-detail-section ul.example-list li dl dt::before{
    position: absolute;
    left: 0;
    top: 0.75rem;
    content: "";
    width: 8px;
    height: 8px;
    background-color: #E5A93D;
    border-radius: 50%;
    display: inline-block;
    margin-right: 8px;
    vertical-align: middle;
    margin-top: -2px;
}

main#main-development-detail section.dev-detail-section ul.example-list li dl dd {
    padding-left: 1rem;
}

@media (max-width: 879px){

    main#main-development-detail section.dev-detail-section dl.assignment-list{
        grid-template-columns: 1fr;
        gap:35px;
    }
    main#main-development-detail section.dev-detail-section dl.assignment-list dt::after{
        width:25px;
        rotate:90deg;
        right:0;
        left:0;
        margin: auto;
        bottom: -20px;
        top: auto;
    }
    main#main-development-detail section.dev-detail-section dl.assignment-list dt::after {
        bottom: -20px;
        top: auto;
    }
    main#main-development-detail section.dev-detail-section div.sub-ttl-area {
        text-align: center;
    }
}

@media (max-width: 640px){
    main#main-development-detail section.dev-detail-section {
        padding: 40px 0;
    }
    main#main-development-detail section#development-features {
        background-color: #F7F9FC;
    }
    main#main-development-detail section.dev-detail-section h3 {
        font-size: 1.5rem;
        line-height: 1.5;
        margin-bottom: 24px;
    }
    main#main-development-detail section.dev-detail-section section.sub-section {
        padding: 28px;
        margin-bottom: 64px;
    }
    main#main-development-detail section.dev-detail-section section.sub-section:last-child {
        margin-bottom: 0;
    }
    main#main-development-detail section.dev-detail-section ul.point-list li{
        padding:30px;
    }

    main#main-development-detail section.dev-detail-section ul.point-list h4{
        font-size: 1.375rem;
        margin-bottom:15px;
        line-height:1.27;
    }

    main#main-development-detail section.dev-detail-section ol.flow-list li dl{
        display:block;
    }

    main#main-development-detail section.dev-detail-section ol.flow-list li dl dd{
        margin-top:10px;
        padding-left: 0;
    }

    main#main-development-detail section.dev-detail-section ul.example-list li{
        padding:30px;
        display:block;
    }
    main#main-development-detail section.dev-detail-section ul.check-list li {
        line-height: 1.5;
        display: flex;
    }


    main#main-development-detail section.dev-detail-section ul.example-list li h3{
        font-size:1.375rem;
        margin-bottom:20px;
        margin-right: 0;
    }

    main#main-development-detail section.dev-detail-section ul.example-list li dl dt:not(:first-of-type){
        margin-top:20px;
    }
}