.mv-lower_bg {
    background: url(../img/mv-case_sp.png) center/cover no-repeat;
}

.case-study {
    padding-block: 60px 100px;
}

.case-study_nav {
    margin: 0 20.5px;
}

.case-study_nav-lists {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.case-study_nav-list {
}

.case-study_nav-link {
    display: block;
    border-radius: 4px;
    background: #EEE;
    color: var(--color-contrast, #1A1A1A);
    text-align: center;
    font-family: "Noto Sans JP";
    font-size: 14px;
    font-style: normal;
    font-weight: 700;
    line-height: normal;
    padding: 12px;
}

.case_list {
    margin-top: 60px;
}

.case_list_heading {
    display: inline-flex;
    padding: 3px 0 3px 10px;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 1px;
    border-left: 8px solid var(--color-main, #023E78);
}

.case_list_heading-ja {
    color: var(--color-contrast, #1A1A1A);
    font-family: "Noto Sans JP";
    font-size: 24px;
    font-style: normal;
    font-weight: 700;
    line-height: 1.2;
}

.case_list_heading-en {
    color: var(--color-main, #023E78);
    font-family: "Fira Sans";
    font-size: 14px;
    font-style: italic;
    font-weight: 500;
    line-height: normal;
}

.case_cards {
    margin-top: 31px;
}

.case_card {
    border-radius: 12px;
    background: var(--color-base, #FFF);
    box-shadow: 0 3px 12px 0 rgba(0, 0, 0, 0.16);
    margin-top: 54px;

    &:first-child {
        margin-top: 0;
    }
}

.case_card_header {
    padding: 6px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 12px 12px 0 0;
    background: var(--color-main, #023E78);
}

.case_card_info {
    display: flex;
    flex-direction: column;
    gap: 3px;
    color: var(--color-base, #FFF);
    font-family: "Noto Sans JP";
    font-style: normal;
    font-weight: 700;
    line-height: normal;
}

.case_card_category {
    font-size: 12px;
    line-height: 1.2;
}

.case_card_company {
    font-size: 16px;

    & span {
        font-size: 14px;
        margin-left: 12px;
    }
}

.case_card_logo {
    width: 90px;
    border-radius: 4px;
    background: var(--color-base, #FFF);
    box-shadow: 0 3px 12px 0 rgba(0, 0, 0, 0.16);
    padding: 8px 19px;
}

.case_card_body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.case_card_title {
    color: var(--color-contrast, #1A1A1A);
    font-family: "Noto Sans JP";
    font-size: 16px;
    font-style: normal;
    font-weight: 700;
    line-height: normal;
    padding-bottom: 11px;
    border-bottom: 1px solid #DDD;

    & span {
        margin-left: 6px;
    }
}

.case_card_block {}

.case_card_heading {
    color: var(--color-contrast, #1A1A1A);
    font-family: "Noto Sans JP";
    font-size: 16px;
    font-style: normal;
    font-weight: 700;
    line-height: 1.2;
    padding-left: 25px;
    position: relative;

    &::before {
        content: "";
        position: absolute;
        width: 15.5px;
        height: 15.5px;
        top: 3px;
        left: 0;
        background: url(../img/Icon\ ionic-md-checkbox-outline.svg) center / cover no-repeat;
    }
}

.case_card_text {
    margin-top: 10px;
    color: var(--color-contrast, #1A1A1A);
    font-family: "Noto Sans JP";
    font-size: 14px;
    font-style: normal;
    font-weight: 500;
    line-height: 24px; /* 171.429% */
}

.case_list_button-wrapper {
    text-align: center;
}

.case_list_button {
    display: block;
    max-width: 295px;
    margin: 40px auto 0;
    background: var(--color-base, #FFF);
    border: 1px solid #023E78;
    text-align: center;
    padding: 26px 29px;
    color: #023E78;
    font-family: "Noto Sans JP";
    font-size: 14px;
    font-style: normal;
    font-weight: 500;
    line-height: 1.2;
    position: relative;
    text-wrap: nowrap;

    &:hover {
        background-color: #023E78;
        color: #FFF;

        & .case_list_button-icon {
            fill: #FFF;
            transition: 0.3s ease;
            transform: translateX(10px) translateY(-50%);
        }
    }
}

.case_list_button-icon {
    position: absolute;
    top: 50%;
    right: 12px;
    transform: translateY(-50%);
}

@media screen and (min-width:768px){
    .mv-lower_bg {
    background: url(../img/mv-case_pc.png) center/cover no-repeat;
}

.case-study {
    padding-block: 70px 160px;
}

.case-study_nav {
    margin: 0;
}

.case-study_nav-lists {
    flex-direction: row;
    gap: 16px;
}

.case-study_nav-list {}

.case-study_nav-link {
    width: 208px;
}
}

@media screen and (min-width:1070px){
.case_list {
    margin-top: 80px;
}

.case_list_heading {
    flex-direction: row;
    gap: 20px;
    align-items: center;
}

.case_list_heading-ja {
    font-size: 28px;
}

.case_list_heading-en {
    font-size: 16px;
}

.case_cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 60px 80px;
    margin-top: 60px;
}

.case_card {
    width: calc(50% - 40px);
    margin-top: 0;
}

.case_card_header {
    padding: 20px 40px;
    position: relative;
}

.case_card_info {
    gap: 8px;
}

.case_card_category {
    font-size: 14px;
}

.case_card_company {
    font-size: 24px;

    & span {
        font-size: 16px;
        margin-left: 15px;
    }
}

.case_card_logo {
    width: 160px;
    padding: 6px 30px;
    position: absolute;
    top: 50%;
    right: 20px;
    transform: translateY(-50%);
}

.case_card_body {
    padding: 35px 40px;
    gap: 30px;
}

.case_card_title span{
    margin-left: 9px;
}

.case_card_block {}

.case_card_heading {
    font-size: 18px;
    padding-left: 30px;

    &::before {
        width: 20px;
        height: 20px;
        top: 4px;
    }
}

.case_card_text {
    margin-top: 11px;
}

.case_list_button {
    margin-top: 60px;
    display: inline-block;
    font-size: 16px;
    padding: 24px 80px;
    max-width: 400px;
}

.case_list_button-icon {
    right: 20px;
}
}