@charset "utf-8";

.mv {
    position: relative;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 3vw;
    background-color: var(--bg-color);
    padding-right: calc(3vw + 100px);
    margin-bottom: 50px;
    min-height: 600px;
}
.mv::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    left: 0;
    margin: 0 auto;
    width: calc(100% - 3vw * 2);
    height: 1px;
    background-color: var(--wt);
}
.mv .logo_51works {
    position: absolute;
    bottom: 0;
    right: -100px;
    width: 14vw;
}
.mv .arrow_white {
    width: 14vw;
    left: 3vw;
    position: absolute;
    top: 30px;
}
.mv .mv_copy {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: clamp(6px, 1vw, 12px);
}
.mv .mv_copy .mv_copy_item {
    display: flex;
    flex-direction: row;
    align-items: flex-end;
    gap: clamp(0.35rem, 1.2cqw, 1.5rem);
    width: 100%;
    container-type: inline-size;
    container-name: mv-copy-row;
}
.mv .mv_copy .mv_copy_item span {
    color: var(--text-color);
    font-size: clamp(2.4rem, 2rem + 7.2cqw, 20rem);
    font-weight: 900;
    white-space: nowrap;
    line-height: 1em;
    margin-bottom: -0.085em;
    flex: 0 0 auto;
}
.mv .mv_copy .mv_copy_item picture {
    /* flex: 1 1 auto; */
    min-width: 0;
    display: flex;
    justify-content: flex-end;
    /* align-items: flex-end; */
    line-height: 0;
    width: 100%;
}
.mv .mv_copy .mv_copy_item picture img {
    width: 100%;
    height: auto;
    /* max-width: 72cqw; */
}
.mv .name_kana {
    margin-top: 40px;
}
.create_the_future_certainly {
    position: absolute;
    right: calc(3vw - 70px);
    top: 100px;
    transform: rotate(90deg);
}
.concept_wrap {
    margin-top: 100px;
}
.concept {/* padding-bottom: 120px; */position: relative;margin-bottom: 130px;}
.concept .container {
    display: flex;
    align-items: center;
    padding-left: 5vw;
    justify-content: space-between;
    /* margin-top: 100px; */
}

.concept .desc .heading {
    font-size: 6rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 10px;
    white-space: nowrap;
}

.concept .desc .lead {
    font-size: 3.2rem;
    font-weight: 400;
    color: var(--text-color);
    white-space: nowrap;
}
.concept .container .box {
    width: 37vw;
    position: relative;
}
.concept .container .box .logo_box {
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    margin: auto;
    display: flex;
    width: 100%;
    justify-content: center;
    /* width: 35vw; */
}
.concept .container .box .logo_box .logo {
    width: 130px;
}
.concept .container .box .logo_box .v_text {
    color: var(--wt);
    font-weight: 700;
    font-size: 3.3rem;
    writing-mode: vertical-rl;
    -ms-writing-mode: tb-rl;
    margin: 0 20px;
    letter-spacing: 3px;
    white-space: nowrap;
    margin-top: 18px;
}
.concept .arrow_white {
    width: 14vw;
    margin-left: 3vw;
    position: absolute;
}
.concept .arrow_left {
    width: 725px;
    margin-top: 30px;
}
.concept .equalizer {
    width: 120px;
    margin-top: 30px;
    position: absolute;
    bottom: 30px;
    right: 3vw;
}

.concept .arrow_right {
    width: 725px;
    margin-top: 30px;
    margin-left: auto;
}

.concept_wrap > .concept:nth-child(even) .container {
    padding-left: 0;
    padding-right: 3vw;
}
.concept_wrap > .concept:nth-child(even) .box {
    order: -1;
    width: 40vw;
}
.concept_wrap > .concept:nth-child(even) .container .desc {
    margin-right: auto;
    margin-left: 3vw;
}
.concept_wrap > .concept:nth-child(even) .container .box .logo_box .v_text {
    order: -1;
    margin-top: 0;
}
.concept_wrap > .concept:nth-child(even) .container .box {
    /* padding-top: 170px; */
    height: 100%;
    display: flex;
    align-items: flex-end;
    width: 50vw;
}
.concept_wrap > .concept:nth-child(even) .container .box .logo_box {
    top: auto;
    bottom: 60px;
    margin-right: 120px;
}

.concept_wrap > .concept:nth-child(even) .arrow_white {
    margin-right: 3vw;
    margin-left: auto;
    left: auto;
    right: 0;
}
.concept_wrap > .concept:nth-child(even) .equalizer {
    right: auto;
    left: 3vw;
}
.concept3 .container .box {
    width: 46vw;
}
.concept3 .container .box .logo_box {
    top: 10px;
}

.works {
    margin: 100px 0 200px;
    padding: 0 5vw;
    position: relative;
}
.works .arrow_white {
    width: 14vw;
    margin-left: 3vw;
    position: absolute;
    top: 0;
    right: 3vw;
}
.works .heading {
    font-size: 8.4rem;
    font-weight: 800;
    color: var(--text-color);
    margin-bottom: 50px;
    white-space: nowrap;
}

.works_list {
    display: flex;
    flex-direction: column;
    gap: 30px;
}
.works_list li a {
    position: relative;
    display: block;
    padding-left: 145px;
    padding-right: 170px;
}
.works_list li .num {
    position: absolute;
    top: 0;
    bottom: 0;
    margin: auto;
    left: 0;
    font-size: 6.9rem;
    font-weight: 700;
    color: var(--wt);
    z-index: 1;
    line-height: 1em;
    margin-top: 2px;
    display: flex;
    align-items: center;
}
.works_list li h3 {
    font-size: 4.5rem;
    font-weight: 800;
    color: var(--text-color);
    margin-bottom: 0px;
    white-space: nowrap;
    border-bottom: 1px solid var(--wt);
}
.works_list li p {
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--text-color);
}
.works_list li .arrow {
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    margin: auto;
    width: 122px;
    height: 42px;
}
.works_list li a .arrow polygon {
    transition: fill 0.3s ease;
}
.works_list li a:hover .arrow polygon {
    fill: var(--wt);
}


/*---------------------------------------------------------------*\
	$736px
\*---------------------------------------------------------------*/

@media screen and (max-width: 736px) {
    .mv {
        height: auto;
        padding-right: 60px;
        min-height: unset;
        padding: 145px 60px 50px 20px;
    }
    .create_the_future_certainly {
        width: 120px;
        right: calc(3vw - 45px);
        top: 90px;
    }
    .mv .name_kana {
        width: 180px;
        margin-top: 30px;
    }
    .mv .arrow_white {
        width: 150px;
    }
    .mv .logo_51works {
        right: -50px;
        width: 75px;
    }

    .concept_wrap {
        margin-top: 20px;
    }
    .concept {
        margin-bottom: 0;
    }
    .concept .container {
        flex-direction: column;
        padding: 30px 0 0;
        align-items: flex-end;
        margin-top: 30px;
    }
    .concept .container .desc {
        width: 100%;
        padding: 0 20px;
        margin-bottom: 40px;
    }
    .concept .desc .heading {
        font-size: 2.7rem;
        font-weight: 900;
    }
    .concept .desc .lead {
        font-size: 1.7rem;
        white-space: unset;
    }
    .concept .container .box {
        width: 70vw;
        align-items: flex-start;
    }
    .concept .container .box .logo_box .v_text {
        font-size: 1.5rem;
        margin-top: 0;
    }
    .concept .container .box .logo_box .logo {
        width: 60px;
    }
    .concept .arrow_white {
        width: 77px;
        margin-left: 20px;
    }
    .concept .arrow_left {
        width: 50vw;
    }
    .concept .equalizer {
        width: 80px;
        bottom: 0px;
    }
    .concept_wrap > .concept:nth-child(even) .container {
        align-items: flex-start;
    }
    .concept_wrap > .concept:nth-child(even) .container .box {
        order: 1;
        width: 100vw;
    }

    .concept_wrap > .concept:nth-child(even) .container .box .logo_box {
        margin-right: auto;
        margin-left: 10px;
        justify-content: flex-start;
    }
    .concept_wrap > .concept:nth-child(even) .container .desc {
        margin-left: auto;
        margin-right: 20px;
        padding-right: 0;
        padding-left: 93px;
    }
    .concept .arrow_right {
        width: 50vw;
    }
    .concept .container .box .logo_box {
        right: 0;
        top: 15px;
        margin-left: auto;
        justify-content: flex-end;
        margin-right: 20px;
        margin-bottom: auto;
    }

    .concept3 .container .box {
        width: 90%;
    }

    .works {
        margin-top: 30px;
        margin-bottom: 60px;
    }

    .works .arrow_white {
        width: 77px;
        top: -10px;
    }

    .works .heading {
        font-size: 2.9rem;
        margin-bottom: 10px;
    }
    .works_list {
        gap: 10px;
    }
    .works_list li .num {
        position: static;
        width: 100%;
        font-size: 2.3rem;
    }
    .works_list li a {
        width: 100%;
        padding: 0;
    }
    .works_list li h3 {
        font-size: 2.2rem;
    }
    .works_list li .arrow {
        width: 43px;
        top: 33px;
        bottom: auto;
    }
    .works_list li p {
        font-size: 1.5rem;
    }
}