@charset "UTF-8";
/* =================================
common
====================================*/

:root {
    --primary-white: #f9f9f9;
    --primary-black: #0c0c0c;
    --primary-darkGray: #303030;
    --primary-gray: #7d7d7d;
    --primary-yellow: #e0e1bd;
    --contentPadding: 5.5%;
    --contentPaddingPc: 3%;
    --japaneseFont: "Noto Sans JP", sans-serif;
    --mainFont: "Inter", sans-serif;
    --numberFont: "Roboto Mono", monospace;
    --bg-gradientA: linear-gradient(0deg, #633c58, #291c43);
    --bg-gradientB: linear-gradient(0deg, #291c43, #283052);
    --bg-gradientC: linear-gradient(0deg, #283052, #18353a);
    --bg-gradientD: linear-gradient(0deg, #18353a, #633c58);
}

@keyframes Grad {
    0%{background-position:50% 0%}
    50%{background-position:50% 100%}
    100%{background-position:50% 0%}
}


html {
    font-size: 62.5%;
}

body {
    font-family: var(--japaneseFont);
    font-weight: 400;
    font-style: normal;
    font-size: 1.2rem;
    color: var(--primary-black);
    background-color: var(--primary-white);
    line-height: 1.5;
    letter-spacing: 1.4px;
    /* opacity: 0;
    transition: opacity 0.3s ease; */
}

/* body.fade-in {
    opacity: 1;
} */

.container {
    display: flex;
    flex-direction: column;
    position: relative;
}

img {
    width: 100%;
    height: auto;
    pointer-events: none;
}

.section {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--contentPadding);
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.section__topic {
    font-family: var(--mainFont);
    font-size: 2.4rem;
    font-weight: 600;
    letter-spacing: 2.4px;
    margin-top: 50px;
    margin-bottom: 10px; 
}

.pc {
    display: none;
}



/* pc 769px- */
@media screen and (min-width: 769px) {
    .pc {
        display: block;
    }

    .sp {
        display: none;
    }

    .section__topic {
        font-size: 3.2rem;
        margin-top: 70px;
        margin-bottom: 20px;
    }
}

/* =================================
loading
====================================*/

#loading {
    position: fixed;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-content: center;
    z-index: 9999;
    width: 100vw;
    height: 100vh;
    background-color: var(--primary-white);
    text-align: center;
    transition: opacity 1s ease, z-index 0s linear 1s; /* アニメーションの調整 */
}

@keyframes load {
    from {opacity: 0;}
    to {opacity: 100;}
}

#loading img {
    display: block;
    margin: 0 auto 10px;
    width: 70px;
    object-fit: contain;
    animation: load 1s ease;
    transform: translateX(-5px);
    transition: opacity 1s ease;
}

#loading p {
    font-family: var(--mainFont);
    font-size: 10px;
    color: var(--primary-orange);
    letter-spacing: 0.5px;
    margin-top: 20px;
    transform: translateX(5px);
    animation: load 1s ease;
    transition: opacity 1s ease;
}

#loading span {
      display: inline-block;
      animation: bounce 1s ease-in-out infinite;
    }

    /* 1文字ずつ遅延させる */
    #loading span:nth-child(1) { animation-delay: 0s; }
    #loading span:nth-child(2) { animation-delay: 0.1s; }
    #loading span:nth-child(3) { animation-delay: 0.2s; }
    #loading span:nth-child(4) { animation-delay: 0.3s; }
    #loading span:nth-child(5) { animation-delay: 0.4s; }
    #loading span:nth-child(6) { animation-delay: 0.5s; }
    #loading span:nth-child(7) { animation-delay: 0.6s; }
    #loading span:nth-child(8) { animation-delay: 0.7s; }
    #loading span:nth-child(9) { animation-delay: 0.8s; }

    @keyframes bounce {
      0%, 100% {
        transform: translateY(0);
      }
      50% {
        transform: translateY(-2px);
      }
    }

#loading.loaded {
    opacity: 0;
    z-index: -100;
}

#loading img.loaded,
#loading p.loaded {
    opacity: 0;
}

@media screen and (min-width: 769px) {
    #loading img {
        width: 120px;
    }

    #loading p {
        font-size: 14px;
        margin-top: 25px;
        transform: translateX(8px);
    }
}


/* =================================
spFixContainer
====================================*/
.spFixContainer {
    position: fixed;
    width: 100%;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 50;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* =================================
header
====================================*/
header img {
    pointer-events: all;
}
.header {
    width: 100%;
    max-width: 1680px;
    margin: 0 auto;
    height: 45px;
    background-color: var(--primary-white);
}

.headerContainer,
.nav__header {
    display: flex;
    height: 45px;
    justify-content: space-between;
    align-items: center;
    padding: 7.5px var(--contentPadding);
    border-bottom: 1px solid var(--primary-darkGray);
}

.header__topic img,
.nav__topic img {
    display: inline-block;
    width: 95px;
    height: 25px;
    object-fit: contain;
}

/* .nav初期表示 */
.nav {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(3px);
    width: 100%;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100;
    transform: translateX(100%);
    transition: 0.7s ease;
}
/* ---------------- */

.header__btn {
    display: block;
    width: 27px;
    height: 27px;
    cursor: pointer;
}

.nav__btn {
    display: block;
    width: 22px;
    height: 22px; 
    cursor: pointer;
}

.nav.active {
    transform: translateX(0);
    transition: 0.7s ease;
}

.nav__about {
    width: 80%;
    margin: 30px auto 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
}

.nav__about--A {
    font-size: 1rem;
}

.nav__about--B {
    font-size: 1rem;
    text-align: justify;
    margin-top: 8px;
}

.nav__list {
    width: 80%;
    height: 100%;
    margin: 50px auto 0;
    display: flex;
    flex-direction: column;
    justify-content: right;
    text-align: right;
    align-items: flex-end;   
    padding-bottom: 100px;
}

.nav__item {
    font-family: var(--mainFont);
    font-weight: 500;
}

.nav__item a {
    font-size: 2rem;
    letter-spacing: 2px;
    display: block;
    line-height: 1.6;
    cursor: pointer;
}

.nav__artist {
    font-size: 1.4rem;
    margin-top: 15px;
    letter-spacing: 1.6px;
    color: var(--primary-gray);
}

.nav__item:nth-of-type(2) {
    padding-bottom: 15px;
}

.snsBlock {
    display: flex;
    justify-content: flex-end;
    gap: 20px;
    margin-top: 15px;
}

.snsBlock a {
    display: block;
    width: 25px;
}

.snsBlock img {
    height: 25px;
    object-fit: contain;
}

/* pc 769px- */
@media screen and (min-width:769px) {
    .headerContainer {
        position: relative;
        padding: 7.5px var(--contentPaddingPc);
        border: none;
    }

    .header__topic {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
    }

    .nav {
        background: linear-gradient(
            to right, 
            rgba(249, 249, 249, 1) 0%, 
            rgba(249, 249, 249, 1) 58%, 
            rgba(249, 249, 249, 0.5) 63%, 
            rgba(249, 249, 249, 0) 70%);

        backdrop-filter: blur(3px);
        width: 100%;
        height: 100vh;
        padding-right: 45%;
        position: fixed;
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        padding-top: 200px;
        left: 0;
        top: 0;
        z-index: 100;
        transform: translateX(-100%);
        transition: 1s ease;
    }

    .nav.active {
        transition: 1s ease;
    }

    .nav__header {
        padding: 0;
        height: 100vh;
        width: 100vw;
        position: absolute;
        z-index: -30;
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
    }

    .nav__topic {
        width: 55%;
        height: 0;
        position: relative;
    }

    .nav__topic img {
        position: absolute;
        width: 300px;
        height: 90px;
        object-fit: contain;
        top: -170px;
        left: 50%;
        transform: translate(-50%,50%);
    }

    .nav__about--A {
    font-size: 1.2rem;
    }

    .nav__about--B {
        font-size: 1.2rem;
    }

    .nav__list {
        padding-bottom: auto;
        height: auto;
    }

    .nav__item a {
        font-size: 2.4rem;
        letter-spacing: 2.6px;
    }

    .nav__btn {
        width: 35%;
        height: 100vh;
        opacity: 0;
        backdrop-filter: blur(5px);
    }

    .header__contact {
        display: block;
        padding: 2px 10px 4px;
        border: 1px solid var(--primary-darkGray);
        border-radius: 5px;
        background-color: var(--primary-darkGray);
        color: var(--primary-white); 
        font-size: 1.4rem;
        transition: 0.5s ease;
    }

    .header__contact:hover {
        border: 1px solid var(--primary-darkGray);
        background-color: var(--primary-white);
        color: var(--primary-darkGray); 
        font-size: 1.4rem;
        transition: 0.5s ease;
    }
    
}

/* =================================
fixArtist
====================================*/
.fixArtist__list {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
    width: 100%;
    padding: 10px 10px 10px 0;
    font-weight: 500;
}

.fixArtist__list a {
    position: relative;
    padding: 0 5px;
    background-color: rgba(249, 249, 249, 0.7);
    backdrop-filter: blur(3px);
    line-height: 1.2;
}

.fixArtist__list a.pick {
    background-color: rgba(50, 50, 50, 0.3);
    color: var(--primary-yellow);
}

@media screen and (min-width: 769px) {
    .fixArtist__list.sp {
        display: none;
    } 
}


/* =================================
footer
====================================*/

.footer {
    width: 100%;
    text-align: center;
    border-top: 1px solid var(--primary-darkGray);
    margin-top: 30px;
    padding: 10px;
}

.copy {
    font-family: var(--mainFont);
    font-size: 1rem;
    letter-spacing: 1.2px;
}

@media screen and (min-width: 769px) {
    .copy {
        font-size: 1.4rem;
    }
}