@charset "UTF-8";

/* ----------common---------- */
:root {
    --mainColor-black: #383838;
    --mainColor-gray: #DBDBDB;
    --contentPadding: 8vw;
    --contentPadding-pc: 4.16vw;
}

html {
    font-size: 62.5%;
    background-color: var(--mainColor-black);
    height: 100lvh;
    overflow: scroll;
}

.container {
    width: 100vw;
    height: 100lvh;
    color: var(--mainColor-black);
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 400;
    font-style: normal;
    line-height: 1.7;
    font-feature-settings: "palt";
    letter-spacing: 0.15em;
}

.font {
    font-family: neue-haas-grotesk-text, sans-serif;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0;
}

img {
    max-width: 100%;
    height: auto;
}

.btn__back {
    display: block;
    background-color: var(--mainColor-gray);
    font-size: 1.6rem;
    padding: 8vw;
    text-align: center;
    border-radius: 4vw;
    position: relative;
}

.btn__back::after {
    content: '';
    width: 3.2vw;
    height: 4vw;
    position: absolute;
    top: 50%;
    right: 8vw;
    background-image: url(../images/arrow-left.png);
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
    transform: translateY(-50%);
}

.pcBr {
    display: none;
}

@media screen and (min-width:821px) {
    .btn__back {
        font-size: 2rem;
        padding: var(--contentPadding-pc);
        border-radius: 30px;
        transition: all 0.4s;
    }
    
    .btn__back::after {
        width: 0.833vw;
        height: 1.04vw;
        right: var(--contentPadding-pc);
        transition: all 0.4s;
    }
    
    .btn__back:hover {
        background-image: url(../images/gradation.jpg);
        background-position: top;
        background-size: cover;
        background-repeat: no-repeat;
        color: #FFF;
    }
    
    .btn__back:hover::after {
        background-image: url(../images/back-arrow_hover.png);
    }
    
    .scrollIcon::before {
        content: '';
        display: block;
        width: 2px;
        height: 80px;
        border-radius: 1px;
        background-color: var(--mainColor-gray);
        animation: scroll 5s;
        animation-delay: 2.5s;
        animation-iteration-count: infinite;
        position: fixed;
        top: 50%;
        right: min(4.583vw,66px);
        transition: all 0.4s;
    }
    
    @keyframes scroll {
        0% {
            height: 0;
            opacity: 1;
        }
        50% {
            height: 80px;
            opacity: 1;
        }
        100% {
            opacity: 0;
        }
    }
    
    .scrollIcon::after {
        display: block;
        content: 'SCROLL';
        color: var(--mainColor-gray);
        font-family: neue-haas-grotesk-text, sans-serif;
        letter-spacing: 0;
        font-size: 1.4rem;
        line-height: 14px;
        font-weight: 500;
        width: 33px;
        height: 14px;
        transform: rotate(90deg) translate(-61.5px,-16px);
        position: fixed;
        top: 50%;
        right: min(4.652vw,67px);
        z-index: -1;
        transition: all 0.4s;
    }
    
    .scrollIcon.animated::before, .scrollIcon.animated::after {
        opacity: 0;
        z-index: -100;
        animation: none;
    }

    .spBr {
        display: none;
    }

    .pcBr {
        display: block;
    }
}

/* header */
/* nav */
.nav {
    background-color: var(--mainColor-gray);
    border-radius: min(4vw,30px);
    border: var(--mainColor-black) solid 1px;
    width: 50vw;
    height: 100lvh;
    padding: 4vw;
    position: fixed;
    top: 0;
    right: 0;
    z-index: 999;
    transform: translateX(100%);
    transition: all 0.7s;
}

.nav.active {
    transform: translateX(0);
}

.nav__list {
    margin-top: 115px;
}

.nav__item a {
    display: block;
    margin-top: 25px;
    text-align: end;
    font-size: 1.8rem;
}

.btn__nav {
    position: fixed;
    top: 4vw;
    right: 4vw;
    z-index: 9999;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: var(--mainColor-gray) solid 1px;
    background-color: var(--mainColor-black);
    cursor: pointer;
}

.btn__nav span {
    display: inline-block;
    transition: all 0.4s;
    position: absolute;
    height: 2px;
    left: 38%;
    border-radius: 1px;
    background-color: var(--mainColor-gray);
    width: 12px;
}

.btn__nav span:nth-of-type(1) {
    top: 42%;
}

.btn__nav span:nth-of-type(2) {
    bottom: 42%;
}

.btn__nav.active {
    border-color: var(--mainColor-black);
    background-color: transparent;
    background-image: url(../images/gradation.jpg);
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

.btn__nav.active span {
    left: 50%;
    background-color: #FFF;
}

.btn__nav.active span:nth-of-type(1) {
    top: 50%;
    transform: translate(-50%,-50%) rotate(-45deg);
}

.btn__nav.active span:nth-of-type(2) {
    bottom: 50%;
    transform: translate(-50%,50%) rotate(45deg);
}

.btn__nav.open {
    z-index: 1;
}    

/* nav pc */
@media screen and (min-width:970px) {
    .nav {
        background-color: transparent;
        border: none;
        border-radius: 0;
        width: auto;
        height: auto;
        padding: 30px;
        transform: translateX(0);
    }
    
    .nav__list {
        margin-top: 0;
        display: flex;
    }
    
    .nav__item a {
        background-color: var(--mainColor-black);
        padding: 10px 20px;
        margin-left: 1.04vw;
        border-radius: 19px;
        height: 38px;
        border: var(--mainColor-gray) solid 2px;
        margin-top: 0;
        text-align: center;
        font-size: 1.6rem;
        color: var(--mainColor-gray);
        transition: all 0.4s;
    }

    .nav__item a:hover {
        background-color: transparent;
        background-image: url(../images/gradation.jpg);
        background-position: center;
        background-size: cover;
        background-repeat: no-repeat;
        border-color: #FFF;
        color: #FFF;
    }
    
    .btn__nav {
        display: none;
    }
}
/* nav pc */
/* nav */

.headerTopic {
    height: 100lvh;
    color: var(--mainColor-gray);
    z-index: -10;
}

.headerTopic__name {
    font-size: 5.2rem;
    margin: 30px 0 0 8vw;
}    

.headerTopic__name .headerTopic__pc {
    display: none;
}    

.headerTopic__sub {
    margin: -5px 0 0 8vw;
    font-size: 1.2rem;
    line-height: 1.2;
}    

.headerTopic__sub .headerTopic__sp {
    margin-right: 2px;
}    

.mainVisual {
    width: 100vw;
    height: 100lvh;
    z-index: -100;
    position: fixed;
    top: 0;
    left: 0;
    border-radius: 4vw;
    border: var(--mainColor-gray) solid 1px;
}

.mainVisual dotlottie-player {
    width: 100vw;
    height: 100lvh;
    object-fit: contain;
    margin-top: 15lvh;
    opacity: 0;
    transition: opacity 5s;
}

.mainVisual.animated dotlottie-player {
    opacity: 1;
}

/* header pc */
@media screen and (min-width:821px) {
    .headerTopic {
        position: fixed;
        top: 30px;
        left: 30px;
        height: auto;
    }
    
    .headerTopic__name {
        font-size: 6.4rem;
        margin: 0;
    }
    
    .headerTopic__name .headerTopic__pc {
        display: block;
    }

    .headerTopic__name .headerTopic__sp {
        display: none;
    }
    
    .headerTopic__sub {
        margin-left: 0;
    }
    
    .headerTopic__sub .headerTopic__sp {
        display: none;
    }

    .mainVisual {
        border-radius: 30px;
    }
    
    .mainVisual dotlottie-player {
        position: fixed;
        left: 50%;
        transform: translateX(-45%);
        width: 594px;
        border-radius: 0;
        margin-top: 7.22lvh;
    }
}
/* header pc */
/* header */

/* main */
/* article__header */
.section__topic {
    padding: 60px 0 44px var(--contentPadding);
    position: sticky;
    top: 0;
    z-index: -1;
    height: fit-content;
}

.section__name {
    color: var(--mainColor-gray);
    font-size: 5.2rem;
}

.section__subTopic {
    color: var(--mainColor-gray);
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1.2;
}
/* article__header */

.btn__link {
    display: block;
    padding: 9px 20px;
    height: 32px;
    border-radius: 16px;
    border: var(--mainColor-black) solid 1px;
    font-size: 1.2rem;
    margin: 0 0 0 auto;
    text-align: center;
}

.section {
    margin-top: 150px;
}

.section:first-of-type {
    margin-top: 0;
}

/* main pc */
@media screen and (min-width:821px) {
    .article__header {
        height: 100lvh;
        color: var(--mainColor-gray);
    }

    .section__topic {
        padding: 44.6lvh var(--contentPadding-pc) 60px var(--contentPadding-pc);
    }
    
    .section__name {
        font-size: min(6.66vw,9.6rem);
    }

    .section__subTopic {
        font-size: min(1.11vw,1.6rem);
    }

    .btn__link {
        padding: 11px 20px;
        height: 38px;
        border-radius: 19px;
        font-size: 1.4rem;
        transition: all 0.4s;
    }

    .btn__link:hover {
        background-color: var(--mainColor-black);
        color: var(--mainColor-gray);
    }

    .section {
        margin-top: 0;
    }
}
/* main pc */
/* main */

/* footer */
.footer {
    background-color: var(--mainColor-black);
    border: var(--mainColor-gray) solid 1px;
    border-radius: 4vw;
    padding: 40px 8vw 30px;
    color: var(--mainColor-gray);
    position: relative;
}

.footerNav__item {
    margin-top: 25px;
    font-size: 1.8rem;
}

.footerNav__item:first-of-type {
    margin-top: 0;
}

.footerTopic {
    margin-top: 120px;
    text-align: right;
}

.footerTopic__name {
    font-size: 6.4rem;
}

.footerTopic__sub {
    font-size: 1.2rem;
    margin-top: -5px;
}

.copy {
    font-size: 1rem;
    font-weight: 400;
    position: absolute;
    bottom: 30px;
    left: 8vw;
}
/* footer pc */
@media screen and (min-width:821px) {
    .footer {
        border-radius: 30px;
        padding: 8.33vw 8.33vw 7.5vw;
    }

    .footerNav__item {
        margin-top: 30px;
    }

    .footerTopic {
        margin-top: 0;
        position: absolute;
        bottom: 7.5vw;
        right: 8.33vw;
    }

    .footerTopic__name {
        font-size: min(8.33vw,12rem);
    }

    .footerTopic__sub {
        font-size: min(1.38vw,2rem);
        margin-top: -8px;
    }

    .copy {
        font-size: 1.2rem;
        position: static;
        margin-top: 48px;
    }
}
/* footer pc */
/* footer */
/* ----------common---------- */

/* ----------works list---------- */
.works__list {
    background-color: var(--mainColor-gray);
    border-radius: 4vw;
    padding: 4vw;
    border: var(--mainColor-black) solid 1px;
}

.works__item {
    padding: 4vw 4vw var(--contentPadding);
    border-radius: 4vw;
    margin-top: 15px;
    cursor: pointer;
    border: var(--mainColor-black) solid 1px;
}

.works__item:first-of-type {
    margin-top: 0;
}

.works__item img {
    width: 84vw;
    border-radius: 2.66vw;
    border: var(--mainColor-black) solid 1px;
}

.works__name {
    font-size: 2rem;
    margin: 30px 0 0 4vw;
    font-weight: 700;
    line-height: 1;
}

.works__category {
    font-size: 1.2rem;
    line-height: 1;
    margin: 5px 4vw 0;
}

/* works pc */
@media screen and (min-width:821px) { 
    .works__list {
        display: flex;
        flex-direction: column;
        justify-content: center;
        border-radius: 30px;
        padding: var(--contentPadding-pc);
        width: 50vw;
    }

    .works__item {
        padding: 1.04vw;
        border-radius: 20px;
        margin-top: 15px;
        transition: all 0.4s;
    }
    
    .works__item a {
        display: flex;
        align-items: center;
        flex-direction: row-reverse;
        gap: 2.08vw;
    }

    .works__item:hover {
        background-image: url(../images/gradation.jpg);
        background-position: center;
        background-size: cover;
        background-repeat: no-repeat;
        color: #FFF;
    }

    .works__detail {
        text-align: center;
        margin: 0 auto;
    }

    .works__name {
        margin: 0;
    }
    
    .works__category {
        margin: 5px 0 0;
        font-size: 1rem;
    }
    
    .works__item img {
        width: min(20.8vw,300px);
        border-radius: 20px;
        margin-top: 0;
    }
}
/* works pc */
/* ----------works list---------- */

/* ----------works detail---------- */
/* worksTopic */
.section__topic--worksDetail {
    padding-left: 4vw;
}

.section__topic--worksDetail .section__name {
    font-size: 4rem;
}

.worksItem {
    background-color: var(--mainColor-gray);
    border-radius: 4vw;
    padding: var(--contentPadding);
    border: var(--mainColor-black) solid 1px;
}

.worksItem img {
    width: 84vw;
    border-radius: 2.66vw;
    border: var(--mainColor-black) solid 1px;
}

.worksItem--banner img {
    border-radius: 0;
}

.worksItem__name {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
    margin-top: 30px;
}

.worksItem__detail--group {
    display: flex;
    gap: 10px;
    font-size: 1rem;
    line-height: 1;
    margin-top: 5px;
}

.worksItem__link {
    display: inline-block;
    font-size: 1rem;
    margin-top: 9px;
    position: relative;
}

.worksItem__link::after {
    content: '';
    width: 12px;
    height: 12px;
    position: absolute;
    top: 50%;
    left: 100%;
    transform: translate(15px,-50%);
    background-image: url(../images/works/portfolio/link-arrow.jpg);
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

.worksItem__txt {
    font-size: 1.2rem;
    margin-top: 30px;
}

/* worksTopic pc */
@media screen and (min-width:821px) {
    .section__topic--worksDetail .section__name {
        font-size: min(6.66vw,9.6rem);
    }
    
    .worksItem {
        display: flex;
        gap: 4.16vw;
        align-items: center;
        border-radius: 30px;
        padding: 8.33vw;
        margin-top: 50lvh;
    }
    
    .worksItem img {
        width: 39.58vw;
        border-radius: 20px;
    }

    .worksItem--banner img {
        border-radius: 0;
    }
    
    .worksItem__detail {
        width: 43.75vw;
    }

    .worksItem__name {
        font-size: 3.2rem;
        margin-top: 0;
    }
    
    .worksItem__detail--group {
        gap: 15px;
        font-size: 1.4rem;
    }
    
    .worksItem__link {
        font-size: 1.2rem;
    }
    
    .worksItem__txt {
        font-size: 1.4rem;
        margin-top: 45px;
    }
}
/* worksTopic pc */
/* worksTopic */

/* worksDetail */
.section--worksDetail {
    margin-top: 0;
}

.worksDetail {
    background-color: rgba(56, 56, 56, 0.5);
    border: var(--mainColor-gray) solid 1px;
    border-radius: 4vw;
    padding: 4vw;
}

.detail__item {
    background-color: var(--mainColor-gray);
    border: var(--mainColor-black) solid 1px;
    padding: min(4.8vw,30px);
    border-radius: 2.66vw;
    margin-top: 4vw;
}

.detail__item--range, .detail__item--size {
    margin-top: 0;
}

.detail__topic {
    font-size: 1.6rem;
    line-height: 1;
    font-weight: 700;
}

.detail__item .font {
    font-size: 1.8rem;
}

.detail__topic span {
    display: block;
    font-family: "Noto Sans JP", sans-serif;
    font-size: 1rem;
    font-weight: 400;
    margin-top: 3px;
}

.detail__txt {
    font-size: 1.2rem;
    margin-top: 30px;
}

.detail__txt h4 {
    font-weight: 700;
    margin-bottom: 3px;
}

.detail__img {
    border: var(--mainColor-black) solid 1px;
    margin-top: 4vw;
}

.detail__color {
    height: 20vw;
    display: flex;
    margin-top: 4vw;
    border: var(--mainColor-gray) solid 1px;
    border-radius: 2.66vw;
    overflow: hidden;
}

.detail__color span {
    display: block;
    padding-left: 2.4vw;
    font-size: 1.2rem;
    line-height: 20vw;
}

@media screen and (min-width:768px) {
    .detail__item--target, .detail__item--goal {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .detail__item--target .detail__topic,
    .detail__item--goal .detail__topic {
        width: 27.36vw;
    }
    
    .detail__item--target .detail__txt,
    .detail__item--goal .detail__txt {
        width: 51.8vw;
        margin-top: 0;
    }
}

@media screen and (min-width:768px) and (max-width:820px) {
    .detail__list {
        display: flex;
        flex-wrap: wrap;
        gap: 1.38vw;
    }

    .detail__item {
        margin-top: 0;
        width: 100%;
    }
    
    .detail__item--range, .detail__item--period,
    .detail__item--tool, .detail__item--size {
        width: 29.49vw;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }
}

/* worksDetail pc */
@media screen and (min-width:821px) {
    .worksDetail {
        border-radius: 30px;
        padding: 8.33vw;
    }
    
    .detail__list {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 2.08vw;
    }
    
    .detail__item {
        padding: 2.08vw;
        border-radius: 20px;
        margin-top: 0;
        width: 100%;
    }
    
    .detail__item--range, .detail__item--period,
    .detail__item--tool, .detail__item--size {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 26.25vw;
    }

    .detail__item--info, .detail__item--design {
        padding-bottom: 4.16vw;
    }
    
    .detail__topic {
        font-size: 2.2rem;
    }
    
    .detail__item .font {
        font-size: 2.4rem;
    }
    
    .detail__topic span {
        font-size: 1.2rem;
    }

    .detail__txt--flex {
        display: flex;
        align-items: center;
        gap: 4.16vw;
        padding: 60px 2.08vw;
        margin-top: 0;
        border-top: var(--mainColor-black) dotted 1px;
    }
    
    .detail__txt--flex:first-of-type {
        padding-top: 45px;
        border-top: none;
    }
    
    .detail__txt {
        font-size: 1.4rem;
    }
    
    .detail__txt--flex .detail__txt {
        margin-top: 60px;
        width: 34.86vw;
    }
    
    .detail__txt h4 {
        font-size: 1.6rem;
        margin-bottom: 0;
    }
    
    .detail__txt--flex h4 {
        width: 21.11vw;
    }

    .detail__txt--flex p {
        width: 49.72vw;
    }
   
    .detail__txt--flex .detail__txt:first-of-type {
        margin-top: 0;
    }

    .detailImg {
        text-align: center;
    }

    .detail__img {
        margin: 0 2.083vw 0 0;
    }

    .detail__img:last-of-type {
        margin: 0;
    }
    
    .detail__color {
        width: 83.19vw;
        height: 10.41vw;
        margin-top: 2.08vw;
        border-radius: 20px;
    }
    
    .detail__color span {
        padding-left: 2.08vw;
        font-size: 1.6rem;
        line-height: 10.41vw;
    }
}
/* worksDetail pc */
/* worksDetail */

/* siteImg */
.section--siteImg, .section--siteImgpc, .section--siteImgsp {
    margin-top: 0;
}
.siteImg__list {
    position: relative;
    padding: 16vw var(--contentPadding);
    border-radius: 4vw;
}

.siteImg__item {
    margin-top: 12vw;
}

.siteImg__item--pc {
    height: 59.2vw;
}

.siteImg__item--sp {
    height: 169.6vw;
}

@media screen and (min-width:768px) and (max-width:820px) {
    .siteImg__list {
        display: flex;
        flex-wrap: wrap;
        gap: 5.85vw;
    }

    .siteImg__item {
        margin-top: 0;
    }

    .siteImg__item--pc {
        width: 38.94vw;
        height: 27.67vw;
    }

    .siteImg__item--sp {
        width: 24vw;
        height: 48.65vw;
    }
}

/* siteImg pc */
@media screen and (min-width:821px) {
    .siteImg__list {
        padding: 8.33vw;
        border-radius: 30px;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 4.02vw;
    }
    
    .siteImg__item {
        margin-top: 0;
    }

    .siteImg__item--pc {
        width: min(1438px,38.94vw);
        height: min(1022px,27.67vw);
    }

    .siteImg__item--sp {
        width: min(375px,24vw);
        height: min(758px,48.65vw);
    }
}
/* siteImg pc */
/* siteImg */
/* ----------works detail---------- */

/* ----------gallery---------- */
.section--gallery {
    border-radius: 4vw;
    background-image: url(../images/gradation.jpg);
    background-position: -250px 0;
    background-repeat: no-repeat;
    background-size: cover;
}

.section--gallery .section__name {
    color: #fff;
}

.section--gallery .section__subTopic {
    color: #fff;
    margin-bottom: 30px;
}

.art {
    object-fit: cover;
}

/* gallery pc */
@media screen and (min-width:821px) {
    .section--gallery {
        border-radius: 30px;
        background-position: center;
        position: relative;
    }
}        
/* gallery pc */

/* gallery modal */
.modal__list {
    background-color: rgba(56, 56, 56, 0.5);
    position: fixed;
    top: 0;
    left: 0;
    z-index: -100;
    opacity: 0;
    width: 100%;
    height: 100lvh;
    padding: 5.33vw;
    transition: all 1s;
}

.modal__item {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    z-index: -100;
    pointer-events: none;
    width: 89.33vw;
    height: auto;
    opacity: 0;
    transition: all 1s;
    border-radius: 4vw;
    border: var(--mainColor-black) solid 1px;
    overflow: hidden;
}

.modal__close {
    position: fixed;
    bottom: 30px;
    right: 50%;
    z-index: -1000;
    opacity: 0;
    transform: translateX(50%);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    background-color: var(--mainColor-gray);
    transition: all 1s;
}

.modal__close span {
    display: inline-block;
    position: absolute;
    width: 9px;
    height: 2px;
    left: 50%;
    border-radius: 1px;
    background-color: var(--mainColor-black);
}

.modal__close span:nth-of-type(1) {
    top: 50%;
    transform: translate(-50%,-50%) rotate(-45deg);
}

.modal__close span:nth-of-type(2) {
    bottom: 50%;
    transform: translate(-50%,50%) rotate(45deg);
}

.modal__list.open {
    z-index: 10;
    opacity: 1;
}

.modal__item.open {
    z-index: 50;
    opacity: 1;
    pointer-events: auto;
}

.modal__close.open {
    z-index: 100;
    opacity: 1;
}

/* gallery modal pc */
@media screen and (min-width:821px) {
    .modal__list {
        padding: 0;
    }
    
    .modal__item {
        width: min(55.55vw,800px);
        height: min(55.55vw,800px);
        border-radius: 30px;
    }

    .modal__close {
        bottom: 32px;
        width: 50px;
        height: 50px;
    }
    
    .modal__close span {
        width: 12px;
        height: 2px;
        border-radius: 1px;
        background-color: var(--mainColor-black);
    }
}
/* gallery modal pc */
/* gallery modal */
/* ----------gallery---------- */