@charset "utf-8";

/***********************************************************
title
***********************************************************/
.case-header {
    position: relative;
    display:-webkit-box;
  	display:-ms-flexbox;
  	display:flex;
    -webkit-box-pack: center;
	-ms-flex-pack: center;
	justify-content: center;
    -webkit-box-align: center;
	-ms-flex-align: center;
	align-items: center;
    height: 250px;
    text-align: center;
    z-index: 1;
}
.case-header::before {
    content: '';
    position: absolute;
    display: block;
    width: 100%;
    height: 100%;
    background: url("../../case_study/img/head.jpg") no-repeat center center / cover;
    opacity: 0.5;
    z-index: -1;
}
.header-tit {
    display: inline-block;
    color: #fff;
    font-family: 'Montserrat', sans-serif;
    font-size: 5.6rem;
    font-weight: 700;
    letter-spacing: 10px;
}
.header-tit span {
    position: relative;
    display: block;
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-indent: 3px;
    margin-top: 15px;
}
.header-tit span::before,
.header-tit span::after {
    content: '';
    position: absolute;
    margin: auto;
    background-color: #fff;
    height: 1px;
    top: 0;
    left: 0;
    bottom: 0;
    width: 40%;
}
.header-tit span::after {
    left: auto;
    right: 0;
}

/***********************************************************
article
***********************************************************/
.article {
    background-color: #fff;
    margin: 0 auto;
    padding: 60px 0 50px;
}
.article-inner {
    max-width: 1000px;
    width: 90%;
    margin: 0 auto;
}
.article-titImg {
    display: block;
    width: 100%;
}

/* title */
.title {
    width: 90%;
    margin: 0 auto 20px;
    background: #fff;
    padding: 20px 50px;
    position: relative;
    top: -30px;
    box-shadow: 0px 1px 4.75px 0.25px rgba(0, 0, 0, 0.2);
    z-index: 0;
}
.title::before,
.title::after {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    background: url("../../case_study/img/tit_shape.svg") no-repeat left top;
    width: 50px;
    height: 100%;
    z-index: -1;
}
.title:after {
    left: auto;
    right: 0;
    transform: rotate(-180deg);
}
.title span {
    display: block;
    font-family: 'Montserrat', sans-serif;
    font-size: 1.2rem;
    font-weight: 500;
    line-height: 1;
    letter-spacing: 1px;
    margin-bottom: 5px;
}
.article-tit {
    font-size: 2.3rem;
    font-weight: bold;
    line-height: 1.6;
}

/* company info */
.company {
    background: #f1f1f1;
    display: flex;
    padding: 20px;
    max-width: 800px;
    width: 90%;
    margin: 0 auto 50px;
    flex-flow: row-reverse;
}
.company-info {
    width: 45%;
    margin-right: 10%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.company-name {
    font-size: 1.8rem;
    line-height: 1.3;
    font-weight: bold;
    margin-bottom: 15px;
}
.company-member {
    font-size: 1.6rem;
    line-height: 1.3;
}
.company-url {
    font-size: 1.5rem;
    line-height: 1.3;
}
.company-url a:hover {
    text-decoration: underline;
}
.company-logo {
    width: 45%;
}
.company-logo img {
    display: block;
    width: 100%;
}

/* report */
.report {
    margin: 0 0 60px 0;
}
.report-heading {
    font-size: 1.9rem;
    line-height: 1.3;
    font-weight: bold;
    margin-bottom: 15px;
}
.report p {
    font-size: 1.5rem;
    line-height: 1.8;
}
.report p a {
    text-decoration: underline;
}
.report p a:hover {
    color: #0054ff;
    transition: .3s;
}
.photo img {
    display: block;
    width: 100%;
}
.report-photo-vertical {
    width: 550px;
    margin: 0 auto 50px;
}
.report-photo-horizontal {
    width: 660px;
    margin: 0 auto 50px;
}
.report-photo-line {
    width: 800px;
    margin: 0 auto 50px;
}
.place {
    font-size: 1.5rem;
    text-align: right;
    line-height: 1.5;
}

/***********************************************************
sub-menu
***********************************************************/
.case-subMenu {
    background-color: #fff;
    padding: 50px 0 100px;
}
.sub-menu {
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
}
.subMenu-lists {
    display: flex;
}
.subMenu-list {
    border: 1px #c3c3c3 solid;
    text-align: center;
    width: calc(33% - 2px);
    position: relative;
}
.subMenu-list + li  {
    margin-left: 1px;
}
.subMenu-list a {
    display: block;
    height: 100%;
    font-size: 1.5rem;
    line-height: 1.4;
    padding: 70px 20px 20px;
}
.subMenu-list a:before {
    content: '';
    width: 35px;
    height: 35px;
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
}
.subMenu-mediaPower a:before {
    background: url("../../case_study/img/icon_mp.png") no-repeat center center / 100%;
}
.subMenu-salesProduct a:before {
    background: url("../../case_study/img/icon_sp.png") no-repeat center center / 100%;
}
.subMenu-publicity a:before {
    background: url("../../case_study/img/icon_pub.png") no-repeat center center / 100%;
}
.subMenu-list a:hover {
    background: #eeff00;
    transition: .3s;
}
.subMenu-list a span {
    font-weight: bold;
    font-size: 2.2rem;
}


@media all and (max-width: 812px) {
    /***********************************************************
    title
    ***********************************************************/
    .header-tit {
        font-size: 4.8rem;
        letter-spacing: 6px;
    }
    .header-tit span {
        font-size: 1.2rem;
        margin-top: 12px;
    }

    /***********************************************************
    article
    ***********************************************************/
    .article {
        padding: 40px 0 30px;
    }

    /* title */
    .title {
        width: 95%;
        padding: 15px 25px;
        margin: 0 auto 10px;
    }
    .title::before,
    .title::after {
        width: 45px;
    }
    .title span {
        font-size: 1.2rem;
    }
    .article-tit {
        font-size: 1.9rem;
        line-height: 1.4;
    }

    /* company info */
    .company {
        width: 95%;
        margin: 0 auto 30px;
    }
    .company-info {
        width: 47%;
        margin-right: 3%;
    }
    .company-name {
        font-size: 1.6rem;
        margin-bottom: 10px;
    }
    .company-member {
        font-size: 1.3rem;
    }
    .company-url {
        font-size: 1.3rem;
    }
    .company-url a:hover {
        text-decoration: none;
    }
    .company-logo {
        width: 50%;
    }

    /* report */
    .report {
        margin: 0 0 40px 0;
    }
    .report-heading {
        font-size: 1.7rem;
        line-height: 1.2;
        margin-bottom: 10px;
    }
    .report p {
        font-size: 1.4rem;
    }
    .report p a:hover {
        color: #030303;
        transition: none;
    }
    .report-photo-vertical {
        width: 70%;
        margin: 0 auto 30px;
    }
    .report-photo-horizontal {
        width: 80%;
        margin: 0 auto 30px;
    }
    .report-photo-line {
        width: 90%;
        margin: 0 auto 30px;
    }
    .place {
        font-size: 1.3rem;
        line-height: 1.4;
    }

    /***********************************************************
    sub-menu
    ***********************************************************/
    .case-subMenu {
        padding: 30px 0 80px;
    }
    .sub-menu {
        width: 95%;
    }
    .subMenu-list a {
        font-size: 1.3rem;
        line-height: 1.4;
        padding: 70px 15px 20px;
    }
    .subMenu-list a:before {
        width: 30px;
        height: 30px;
    }
    .subMenu-list a:hover {
        background: #fff;
        transition: none;
    }
    .subMenu-list a span {
        font-size: 1.5rem;
        line-height: 1.2;
    }
}

@media all and (max-width: 600px) {
    /***********************************************************
    article
    ***********************************************************/
    /* company info */
    .company {
        display: block;
        width: 80%;
    }
    .company-info {
        width: 100%;
        margin-right: 0;
        text-align: center;
    }
    .company-name {
        margin-bottom: 20px;
    }
    .company-url {
        margin-top: 10px;
    }
    .company-logo {
        width: 100%;
        margin: 0 auto 15px;
    }
    .company-logo img {
        display: block;
        width: 100%;
    }






}

@media all and (max-width: 480px) {
    /***********************************************************
    title
    ***********************************************************/
    .header-tit {
        font-size: 3.9rem;
        letter-spacing: 4px;
    }
    .header-tit span {
        font-size: 1.2rem;
        margin-top: 12px;
    }
    .header-tit span::before,
    .header-tit span::after {
        width: 35%;
    }
    
    /***********************************************************
    article
    ***********************************************************/
    .article {
        padding: 30px 0 20px;
    }

    /* title */
    .title {
        top: -20px;
        padding: 15px;
    }
    .title::before,
    .title::after {
        width: 30px;
    }
    .title span {
        font-size: 1.2rem;
    }
    .article-tit {
        font-size: 1.5rem;
        line-height: 1.4;
    }
    
    /* company info */
    .company {
        width: 100%;
    }
    .company-name {
        font-size: 1.5rem;
    }
    
    /* report */
    .report-heading {
        font-size: 1.6rem;
        line-height: 1.4;
    }
    .report p {
        font-size: 1.3rem;
    }
    .report-photo-vertical {
        width: 80%;
    }
    .report-photo-horizontal {
        width: 90%;
    }
    .report-photo-line {
        width: 90%;
    }
    .place {
        font-size: 1.1rem;
        line-height: 1.3;
    }
    
    /***********************************************************
    sub-menu
    ***********************************************************/
    .case-subMenu {
        padding: 20px 0 80px;
    }
    .sub-menu {
        width: 90%;
    }
    .subMenu-lists {
        display: block;
    }
    .subMenu-list {
        width: 100%;
        font-size: 1.5rem;
        line-height: 1.5;
    }
    .subMenu-list + li {
        margin-left: 0;
    }
    .subMenu-salesProduct {
        margin: 1px 0;
    }
    .subMenu-list a {
        font-size: 1.3rem;
        line-height: 1.4;
        padding: 70px 15px 20px;
    }

}