/* ------------- */
/* base
/* ------------- */

html{ 
    font-size: 62.5%;
}

body {
    font-size: 1.6rem;
    letter-spacing: .05em;
    color: #171717;
    font-family: 'Noto Serif', 'Noto Serif JP', serif;
    
}

img {
    width: 100%;
    vertical-align: bottom;
}

.section-wrapper {
    padding: 100px 0 70px;
}

.section-title {
    max-width: 1000px;
    color: #282F35;
    font-size: 6rem;
    font-style: italic;
    margin: 0 auto 80px;
    padding: 0 20px;
}

.section-title::after {
    content: "";
    display: inline-block;
    background-color: #282F35;
    width: 200px;
    height: 5px;
    margin-left: 30px;
    vertical-align: middle;
}

.section-inner {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 50px;
}

.section-bottom {
    max-width: 1200px;
    margin: 0 auto;
    font-size: 9rem;
    opacity: .05;
}

.link-btn {
    display: block;
    width: 235px;
    line-height: 60px;
    margin: 0 auto 70px;
    background-color: #F7D43F;
    box-shadow: 0 0 6px #282F35;
    border-radius: 30px;
    text-align: center;
    color: #171717;
    font-weight: bold;
    text-decoration: none;
    transition: .3s;
}

.link-btn:hover {
    opacity: .7;
    transition: .3s;
}

.text-right {
    text-align: right;
}

.text-white {
    color: #fff;
}

.section-title.text-white::after {
    background-color: #fff;
}

.sp-br {
    display: none;
}

/* ----------------- */
/* header
/* ----------------- */
.header {
    padding: 19px 30px;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    box-sizing: border-box;
    width: 100%;
    height: 550px;

}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.header a {
    color: #fff; 
    text-decoration: none;
    transition: .3s;
    font-weight: bold;
    font-style: italic;
}

.header a:hover {
    opacity: .7;
    transition: .3s;  
}

.site-title {
    font-size: 2.6rem;
}

.nav-list {
    display: flex;
}

.nav-item {
    margin-right: 30px;
}

.nav-item:last-of-type {
    margin-right: 0;
}

.burger-btn {
    display: none;
}

.header.fixed {
    position: fixed;
    background-color: rgba(0, 4, 7, 0.724);
    padding: 30px;
    width: 100%;
    height: 80px;
    transition: .3s;
}

/* ----------------- */
/* first view
/* ----------------- */

.fv {
    height: 100vh;
    min-height: 550px;
    position: relative;
    background-size: cover;
    background-position: center;
}

.fv img{
    height: 100vh;
    min-height: 550px;
    object-fit: cover;
}

.main-copy {
    position: absolute;
    left: 120px;
    bottom: 177px;
    font-weight: bold;
    color: #fff;
}

.en-copy {
    font-size: 7rem;
    margin-bottom: 31px;
}

.jp-copy {
    font-size: 4rem;
    text-align: center;
}

.slick-arrow{
    display: none !important;
}

/* ----------------- */
/* concept
/* ----------------- */

.concept-lead {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 60px;
    font-weight: bold;
    line-height: 1.7;
}

.concept-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 70px;
}

.concept-text {
    max-width: 440px;
    line-height: 1.9;
    font-weight: bold;
}

.concept-img-wrapper {
    max-width: 440px;
    margin-left: 20px;
}

/* ----------------- */
/* works
/* ----------------- */

.bg-works {
    background-image: url(../img/works-bgi@2x.jpg);
    background-size: cover;
    background-position: center;
}

.works-list {
    max-width: 1000px;
    margin: 0 auto 80px;
    padding: 0 50px;
    display: flex;
    justify-content: space-between;
}

.works-item {
    width: 32%;
    background-color: #fff;
}

.works-item a{
    color:#141414;
    text-decoration: none;
}

.works-list-text {
    padding: 25px 20px;
}

/* ----------------- */
/* service
/* ----------------- */

.service-list {
    display: flex;
}

.service-item {
    width: 33.3%;
}

.service-item.service1 {
    background-image: url(../img/service-img01@2x.jpg);
}

.service-item.service2 {
    background-image: url(../img/service-img02@2x.jpg);
}

.service-item.service3 {
    background-image: url(../img/sevice-img03@2x.jpg);
}

.service-item a {
    text-decoration: none;
    display: block;
    width: 100%;
    text-align: center;
    color: #fff;
    line-height: 320px;
    font-size: 4rem;
    font-weight: bold;
    font-style: italic;
    transition: .3s;
}

.service-item a:hover {
    background-color: rgba(40,47,53,.7);
    transition: .3s;   
}

/* ----------------- */
/* contact
/* ----------------- */

.bg-contact {
    background-image: url(../img/contact-bgi@2x.jpg);
    background-size: cover;
    background-position: center;
}

.contact-text {
    text-align: center;
    color: #fff;
    font-size: 2rem;
    margin-bottom: 40px;
}

/* ----------------- */
/* footer
/* ----------------- */

.footer {
    padding: 30px 0;
    text-align: center;
    font-size: 1.4rem;
    font-weight: bold;
    color: #282F35;
}

@media screen and (max-width:768px){
/* ----------------- */
/* base_sp
/* ----------------- */
    .section-wrapper {
        padding: 100px 0 40px;
    }

    .section-title {
        padding: 0 4vw;
        font-size: 3rem;
        margin-bottom: 50px;
    }

    .section-title::after {
        width: 90px;
    }

    .section-inner {
        padding: 0 4vw;
    }

    .section-bottom {
        font-size: 4rem;
        padding: 0 4vw;
    }

    .link-btn {
        margin-bottom: 40px;
    }

/* -----------------*/
/* header_sp
/* -----------------*/
    .header {
        padding: 30px 4vw 0;
    }

    .header-nav {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: #282F35;
    }

    .nav-list {
        height: 100%;
        display: block;
        /* text-decoration: column; */
        justify-content: center; 
        text-align: center;
        margin-top: 250px;
    }

    .nav-item {
        /* display: block; */
        
        margin: 0 0 30px;
    }

    .nav-item:last-of-type {
        margin-bottom: 0;
    }

    .burger-btn {
        display: block;
        position: absolute;
        top: 30px;
        right: 4vw;
    }

    .burger-btn .bar {
        display: block;
        height: 3px;
        width: 30px;
        background-color: #fff;
        transition: .3s;
    }

    .bar_top,
    .bar_mid {
        margin-bottom: 8px;
    }

    .burger-btn.close .bar_top {
        transform: rotate(45deg) translate(8px,8px);
        transition: .3s;
    }

    .burger-btn.close .bar_mid {
        opacity: 0;
        transition: .3s;
    }

    .burger-btn.close .bar_bottom {
        transform: rotate(-45deg) translate(8px,-8px);
        transition: .3s;
    }

    body.noscroll {
        overflow: hidden;
    }

    button {
        background-color: transparent;
        border: none;
        cursor: pointer;
        outline: none;
        padding: 0;
        appearance: none;
    }

    .sp-br {
        display: block;
    }

    .pc-br {
        display: none;
    }

/* -----------------*/
/* fv_sp
/* -----------------*/
    .main-copy {
        top: 50%;
        left: 50%;
        transform: translate(-50%,-50%);
    }

    .en-copy {
        font-size: 9.8vw;
        white-space: nowrap;
    }

    .jp-copy {
        font-size: 8vw;
    }

/* -----------------*/
/* concept_sp
/* -----------------*/
    
     .concept-lead {
        font-size: 2rem;
        margin-bottom: 32px;
     }

     .concept-content {
        flex-direction: column;
        text-align: center;
        margin-bottom: 40px;
        
     }

     .concept-text {
        margin-bottom: 30px;
        text-align: left;
     }

     .concept-img-wrapper {
        margin: 0;
     }

/* -----------------*/
/* works_sp
/* -----------------*/

     .works-list {
        display: block;
        padding: 0 4vw;
        margin-bottom: 80px;
     }

     .works-item {
        width: 320px;
        max-width: 100%;
        margin: 0 auto 30px;
     }

/* -----------------*/
/* service_sp
/* -----------------*/

     .service-list {
        display: block;
        margin-bottom: 40px;
     }

     .service-item {
        width: 100%;
        margin-bottom: 30px;
     }

     .service-item a {
        line-height: 250px;
     }


}