html,
body,
a,
p,
ul,
li,
h1,
h2,
h3,
h4,
h5,
h6,
figure,
dl,
dt,
dd {
    margin: 0;
    padding: 0;
}

* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    outline: none;
}


:root {
    --gray: #3F535B;
    --black: #000000;
    --white: #FFFFFF;
    --beige: #F4F1EA;
    --brown: #B57C67;
    --red: #BF1916;
    --e-text: "adobe-aldine", sans-serif;
    --kinumin: "kinuta-maruminfuji-stdn", serif;
    --kinumaru: "maru-maru-gothic-csr-stdn", sans-serif;
}


@media screen and (min-width: 897px) {
    .nav-pc {
        display: block;
    }

    .nav-sp {
        display: none;
    }
}

@media screen and (max-width: 896px) {
    .nav-pc {
        display: none;
    }

    .nav-sp {
        display: block;
    }
}

@media screen and (min-width: 897px) {
    .pc {
        display: block;
    }

    .tab {
        display: none;
    }

    .sp {
        display: none;
    }

    .se {
        display: none;
    }
}

@media screen and (max-width: 896px) {
    .pc {
        display: none;
    }

    .tab {
        display: block;
    }

    .sp {
        display: none;
    }

    .se {
        display: none;
    }
}

@media screen and (max-width: 600px) {
    .pc {
        display: none;
    }

    .tab {
        display: none;
    }

    .sp {
        display: block;
    }

    .se {
        display: none;
    }
}

@font-face {
    font-family: 'font';
    src: url(../font/font.ttf);
}


html {
    font-family: "maru-maru-gothic-csr-stdn", sans-serif;
    scroll-behavior: smooth;
}

body {
    -webkit-touch-callout: none;
    min-height: 200vh !important;
}

img {
    width: 100%;
    height: auto;
    pointer-events: none;
    user-select: none;
    display: block;
    font-size: 0;
}

a {
    color: inherit;
    text-decoration: none;
}


li {
    list-style-type: none;
}


.fadeIn {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.fadeIn.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.back {
    position: fixed;
    top: 0;
    z-index: -1;
}

.back img {
    object-fit: cover;
    height: 100lvh;
}

.header {
    position: fixed;
    top: 32px;
    left: 32px;
    z-index: 99;
    text-align: center;
    font-family: var(--e-text);
    font-size: 20px;
}

.header nav ul {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.header nav ul li a {
    color: #000;
    text-decoration: none;
    position: relative;
    display: inline-block;
}

.header nav ul li a.active::after {
    content: "";
    display: block;
    background-image: url(../img/nav-mark.svg);
    background-repeat: no-repeat;
    background-size: contain;
    width: 100%;
    height: 10px;
}

@media screen and (max-width: 896px) {
    .header {
        position: relative;
        top: auto;
        left: auto;
        right: auto;
    }

    .humberger {
        position: fixed;
        top: 32px;
        right: 32px;
        max-width: 64px;
        z-index: 99;
    }

    .humberger-close {
        position: fixed;
        top: 32px;
        right: 32px;
        max-width: 64px;
        z-index: 100;
    }

    .header nav {
        position: fixed;
        top: 0;
        width: 100vw;
        height: 90vh;
        min-height: 600px;
        display: flex;
        justify-content: center;
        align-items: center;
        overflow-y: scroll;
        background-color: rgba(0, 0, 0, 0.6);
    }

    .header nav ul {
        gap: 40px;
    }

    .header nav ul li a {
        color: #FFFFFF;
        font-size: 40px;
    }

    .header nav ul li a.active::after {
        display: none;
    }

    .humberger-close,
    .header nav {
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity 0.3s ease, visibility 0.3s ease;
    }

    /* 表示状態のクラス */
    .nav-open .humberger-close,
    .nav-open .header nav {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }
}

@media screen and (max-width: 600px) {
    .humberger {
        position: fixed;
        top: 16px;
        right: 16px;
        max-width: 56px;
        z-index: 99;
    }

    .humberger-close {
        position: fixed;
        top: 16px;
        right: 16px;
        max-width: 56px;
        z-index: 100;
    }

    .header nav ul li a {
        font-size: 28px;
    }
}

.kv {
    position: relative;
    height: 100vh;
    min-height: 100vh;
}

.kv-img img {
    height: 100lvh;
    min-height: 100vh;
    object-fit: cover;
}

/* ホワイトアウト用のオーバーレイ */
.kv-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    z-index: 10;
    opacity: 1;
    transition: opacity 1s ease;
}

/* フェードアウト時に適用 */
.kv-overlay.fadeout {
    opacity: 0;
    pointer-events: none;
}

.logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
    opacity: 0;
    transform: translate(-50%, -40%);
    /* 初期位置：少し下に */
    transition: opacity 1s ease, transform 1s ease;
}

/* フェードイン後の状態 */
.logo.show {
    opacity: 1;
    transform: translate(-50%, -50%);
    /* 元の位置に戻す */
}

.content {
    width: 90%;
}

.section {
    padding: 80px 0;
    text-align: center;
}

.gray-content {
    background: var(--gray);
    color: var(--white);
}

.content {
    width: 90%;
    margin: 0 auto;
}

.h2 {
    font-family: var(--e-text);
    font-size: 20px;
    color: var(--black);
    margin-bottom: 48px;
}

.info-h3 {
    font-family: var(--kinumin);
    font-size: 28px;
    line-height: 140%;
    letter-spacing: 0.05em;
}

.info-img {
    max-width: 600px;
    margin: 40px auto 24px;
}

.date {
    font-size: 44px;
    font-family: var(--kinumin);
}

.price {
    font-size: 1rem;
    line-height: 150%;
    margin: 24px auto 14px;
}

.artist {
    font-size: 22px;
}

.download {
    font-size: 22px;
    padding-bottom: 4px;
    border-bottom: 1px solid var(--white);
    width: fit-content;
    margin: 16px auto 40px;
}

.release-button {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 48px;
    background: var(--black);
    color: var(--brown);
    font-family: var(--kinumin);
    font-size: 32px;
    max-width: 320px;
    margin: 0 auto;
    transition: all 0.2s ease;
}

.release-button:hover {
    opacity: 0.5;
}


.songs-flex {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    font-size: 22px;
}

.songs-flex ul:first-child {
    text-align: right;
}

.songs-flex ul:last-child {
    text-align: left;
}

.songs-flex ul li {
    margin-top: 16px;
}

.songs-flex ul li span {
    font-size: 18px;
}

.song-ab {
    color: var(--red);
    font-family: var(--kinumin);
    font-size: 18px;
}

.notes {
    font-size: 15px;
    max-width: 850px;
    margin: 40px auto;
    line-height: 130%;
}

.notes li {
    margin-top: 4px;
}

.small-text {
    font-size: 14px;
}

.download-h4 {
    font-size: 24px;
    border: 1px solid var(--white);
    padding: 4px 8px 2px;
    width: fit-content;
    margin: 32px auto 16px;
    font-family: var(--kinumin);
}

.download-text {
    font-size: 22px;
    line-height: 140%;
}

.m-card-a {
    display: block;
    color: var(--brown);
    font-size: 18px;
    margin-top: 10px;
}

.m-card {
    max-width: 520px;
    margin: 16px auto 22px;
}

.tokuten-h3 {
    margin: 56px auto 32px;
}

.tokuten-ul {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 28px;
    max-width: 1200px;
    margin: 0 auto 32px;
}

.tokuten-content {
    background: var(--black);
    padding: 24px 20px 16px;
    height: 520px;
}

.tokuten-ul h5 {
    font-size: 24px;
    color: var(--brown);
    font-family: var(--kinumin);
    height: 40px;
    margin-bottom: 32px;
}

.tokuten-ul h5 span {
    font-size: 16px;
}

.tokuten-img {
    margin: 24px auto 16px;
}

.tokuten-img img {
    height: 300px;
    object-fit: contain;
}

.tokuten-ul p {
    font-size: 22px;
    line-height: 120%;
}

.tokuten-ul p span {
    font-size: 16px;
}

.tokuten-ul a {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 32px;
    font-family: var(--e-text);
    color: var(--brown);
    background: var(--white);
    height: 48px;
    transition: all 0.2s ease;
}

.tokuten-ul a:hover {
    opacity: 0.5;
}

@media screen and (max-width:1100px) {

    .tokuten-ul {
        gap: 20px;
    }

    .tokuten-content {
        height: 450px;
    }

    .tokuten-img img {
        height: 200px;
    }

    .tokuten-ul h5 {
        display: flex;
        justify-content: center;
        align-items: center;
        height: 56px;
    }
}

@media screen and (max-width:1000px) {
    .tokuten-content {
        height: 450px;
    }
}

.profile-flex {
    display: flex;
    width: 100%;
    gap: 32px;
    max-width: 750px;
    margin: 0 auto;
    font-family: var(--kinumin);
}

.profile-img {
    width: 30%;
}

.profile-content {
    width: 70%;
    text-align: left;
}

.profile-content dt {
    font-size: 26px;
    margin-bottom: 14px;
}

.profile-content dd {
    font-size: 16px;
    line-height: 150%;
    text-align: justify;
}

.sns {
    display: flex;
    justify-content: center;
    gap: 24px;
    align-items: center;
    margin-top: 72px;
}

.sns a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    transition: all 0.2 ease;
}

.sns a:hover {
    opacity: 0.5;
}

.sns a svg {
    object-fit: contain;
}

footer {
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
    height: 170px;
    background-image: url(../img/footer.jpg);
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

.copy {
    color: var(--white);
    text-align: right;
    margin: 0 10px 24px 0;
}


@media screen and (max-width:896px) {

    .kv-img img {
        object-fit: cover;
    }

    .tokuten-ul {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .tokuten-content {
        height: auto;
        padding: 24px 10px;
    }

        .tokuten-ul h5 {
        display: block;
        height: auto;
        margin-bottom: 0;
    }
}

@media screen and (max-width:600px) {

    .section {
        padding: 48px 0;
    }

    .info-h3 {
        font-size: 20px;
    }

    .info-img {
        margin: 32px auto 20px;
    }

    .date {
        font-size: 30px;
    }

    .price {
        margin: 24px auto 20px;
    }

    .download {
        border-bottom: none;
        text-decoration: underline;
        margin: 20px auto 40px;
    }

    .songs-flex {
        display: block;
    }

    .songs-flex ul:first-child {
        text-align: center;
    }

    .songs-flex ul:last-child {
        text-align: center;
        margin-top: 32px;
    }

    .songs-flex ul li {
        font-size: 18px;
    }

    .songs-flex ul li span {
        font-size: 14px;
    }

    .song-ab {
        font-size: 16px;
    }

    .notes {
        font-size: 13px;
    }

    .small-text {
        font-size: 13px;
        line-height: 150%;
    }

    .info-h3-sp {
        font-size: 32px;
        line-height: 110%;
    }

    .download-text {
        font-size: 20px;
    }

    .profile-flex {
        flex-direction: column;
    }

    .profile-img {
        width: 100%;
        max-width: 250px;
        margin: 0 auto;
    }

    .profile-content {
        width: 100%;
    }
}


@media screen and (max-width:400px) {

    .h2 {
        margin-bottom: 32px;
    }

    .sp {
        display: none;
    }

    .se {
        display: block;
    }

    .info-h3 {
        font-size: 18px;
    }

    .songs-flex ul li {
        font-size: 16px;
    }

    .songs-flex ul li span {
        font-size: 12px;
    }

    .profile-content dt {
        font-size: 24px;
    }

    .profile-content dd {
        font-size: 14px;
    }

    .profile-img {
        max-width: 200px;
    }

    .info-h3-sp {
        font-size: 32px;
        line-height: 110%;
    }
}