@charset "utf-8";
.nav_item.nav_concept::after{
	width: 100%;
}
.nav_item.nav_concept::after{
	width: 100%;
}
.footer_nav li.nav_concept{
	font-weight: 600;
}
@media screen and (max-width: 650px) {
.nav_item.nav_concept{
	font-weight: 600;
}
}

.com_inner02{
    max-width: 1240px;
    padding: 10px 20px 0;
    margin: 0 auto;
}
.pan{
    color: #fff;
    font-size: 14px;
}
@media screen and (max-width: 768px) {
    .pan{
    font-size: 12px;
    }
}

.subhead{
    background: url(../img/concept/subhead.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
}

.img_r .concept_img{
    margin-right: calc(50% - 50vw);
    position: relative;
}
.img_r .concept_img::after{
    content: "";
    width: 60%;
    height: 100%;
    left: 0;
    top: 0;
    position: absolute;
    display: block;      /* 高さを指定するためにブロック要素にする */
    background: linear-gradient(to left, rgba(255,255,255,0) 0, #252935 80%); /* 徐々に透明にする */
}
.img_l .concept_img{
    margin-left: calc(50% - 50vw);
    position: relative;
}
.img_l .concept_img::after{
    content: "";
    width: 60%;
    height: 100%;
    right: 0;
    top: 0;
    position: absolute;
    display: block;      /* 高さを指定するためにブロック要素にする */
    background: linear-gradient(to right, rgba(255,255,255,0) 0, #252935 80%); /* 徐々に透明にする */
}

.img_r .concept_text{
    top: 50%;
    transform: translateY(-50%);
    left: 0;
}
.img_l .concept_text{
    top: 50%;
    transform: translateY(-50%);
    right: 0;
}
.concept_text{
    position: absolute;
    color: #fff;
}
.concept_ttl{
    font-size: 28px;
    font-weight: 600;
    line-height: 1.8;
    margin-bottom: 2em;
}
.concept_lead{
    max-width: 550px;
    text-align: justify;
    letter-spacing: 0.1em;
    font-size: 18px;
    line-height: 1.8;
}
.concept_item:not(:last-child){
    margin-bottom: 100px;
}




@media screen and (max-width: 1200px) {
.img_r .concept_img::after {
    width: 80%;
}
.img_l .concept_img::after {
    width: 80%;
}
}


@media screen and (max-width: 1000px) {
.intro_ttl.concept_intro_ttl {
    font-size: 24px;
}
.intro_lead.concept_intro_lead {
    font-size: 16px;
}
.concept_ttl {
    margin-bottom: 1em;
    font-size: 24px;
    line-height: 1.5;
}
.concept_lead {
    font-size: 16px;
    line-height: 1.5;
}

}

@media screen and (max-width: 850px) {
.img_r .concept_img::after {
    width: 90%;
}
.img_l .concept_img::after {
    width: 90%;
}
}

@media screen and (max-width: 768px) {
}

@media screen and (max-width: 650px) {
.intro_ttl.concept_intro_ttl {
    font-size: 20px;
}
.intro_lead.concept_intro_lead {
    font-size: 14px;
}

.concept_ttl {
    font-size: 20px;
    text-align: center;
    margin-top: 20px;
}
.concept_lead {
    font-size: 14px;
    line-height: 2;
}

.img_r .concept_img::after{
    display: none;      /* 高さを指定するためにブロック要素にする */
}
.img_l .concept_img::after {
    display: none;
}
.concept_text {
    position: initial;
}
.concept_lead {
    margin: 0 auto;
}
.img_r .concept_text {
    transform: initial;
}
.img_l .concept_text {
    transform: initial;
}
.concept_item:not(:last-child) {
    margin-bottom: 60px;
}
.img_r .concept_img {
    margin-right: 0;
}
.img_l .concept_img {
    margin-left: 0;
}
.intro_ttl::after {
    width: 100px;
}
}