/* =========================
基本設定
========================= */
html {
    scroll-padding-top: 110px;
    scroll-behavior: smooth;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: #000;
    color: #fff;
    font-family: "Montserrat", sans-serif;
    text-align: center;
}

a {
    color: #fff;
    text-decoration: none;

}

.container {
    width: 90%;
    max-width: 970px;
    margin: 0 auto;
}

/* フォント */

h2 {
    font-family: "Noto Serif JP", serif;
    font-weight: 300;
    font-size: clamp(20px, 5vw, 24px);
    text-align: center;
    letter-spacing: 1px;
}

p {
    font-size: clamp(10px, 3vw, 12px);
    text-align: center;
}

/* スマホ */

h1 {
    font-size: 24px;
}



/* PC */

@media screen and (min-width:768px) {

    h1 {
        font-size: 32px;
    }

    h2 {
        font-size: 24px;
    }

    p {
        font-size: 16px;
    }

}

/* =========================
ヘッダー
========================= */

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background: #000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 5%;
    border-bottom: 1px solid #333;
    z-index: 999;
}

.logo {
    font-family: "Noto Serif JP", serif;
    font-size: 18px;
}

.menu-btn {
    font-size: 26px;
    cursor: pointer;
}

/* =========================
ハンバーガーメニュー
========================= */

.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: 0.4s;
    z-index: 998;
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.menu-overlay a {
    color: #fff;
    text-decoration: none;
    font-family: "Montserrat", sans-serif;
    font-size: 20px;
    margin: 15px 0;
    letter-spacing: 2px;
}

/* =========================
Hero
========================= */
.hero {
    margin-top: 60px;
    position: relative;
}

.hero img {
    width: 100%;
    max-width: 970px;
    height: auto;
    display: block;
    margin: auto;
}

.hero h1 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: "Noto Serif JP", serif;
    font-weight: 300;
    text-align: center;
}


/* =========================
コレクション
========================= */

.grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.grid-item {

    height: 200px;
    background: #666;

    display: flex;
    align-items: center;
    justify-content: center;

    letter-spacing: 2px;

}

.collection p {
    margin-top: 10px;
    margin-bottom: 40px;
}

.collection {
    padding: 40px 0;
}


/* =========================
ショップカード
========================= */

/* 全体 */

.shop-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-top: 40px;
    margin-bottom: 40px;
}

/* ブロック */

.shop-block {
    position: relative;
    aspect-ratio: 1/1;
    overflow: hidden;
}


/* 4分割 */

.shop-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    height: 100%;
}

/* 各リンク,区切り線 */

.shop-item {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* 画像 */

.shop-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
    filter: grayscale(100%);
}

/* hoverでカラー */

.shop-item:hover img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

/* 文字 */

.shop-item span {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 20px;
    letter-spacing: 2px;
}



/* ラベル */

.shop-label {
    position: absolute;
    pointer-events: none;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    pointer-events: none;
    font-size: 30px;
    letter-spacing: 6px;
    mix-blend-mode: screen;
    padding: 0 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    text-shadow: 0 0 10px rgba(0, 0, 0, 30);
}


@media screen and (min-width:768px) {

    .shop-wrapper {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
        margin-top: 40px;
        margin-bottom: 40px;
    }

    /* 横長 */

    .shop-block {
        aspect-ratio: auto;
        height: 220px;
    }

}


/* =========================
セクション
========================= */

.section {
    position: relative;
    padding: 40px 0;
}


/* 区切り線 */

.section .container {
    border-top: 1px solid #444;
    padding-top: 40px;
}

.btn {
    display: block;
    border: 1px solid #fff;
    padding: 10px;
    margin-top: 15px;
    text-align: center;
    text-decoration: none;
    color: #fff;
    font-size: 14px;
    transition: 0.3s;
}

.btn:hover {
    background: #fff;
    color: #000;
}


.members-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;

}

.members-buttons .btn {
    flex: 1;

}


@media screen and (min-width:768px) {

    .members-buttons {
        flex-direction: row;
        justify-content: center;
    }

    .members-buttons .btn {
        width: 300px;
    }

}

.image-banner img {
    width: 100%;
    display: block;
    filter: grayscale(100%);
    transition: 0.4s;

}



/* =========================
画像リンクボタン
========================= */

.image-link {
    position: relative;
    display: block;
    margin-top: 20px;
    overflow: hidden;
}

.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: 0.8s ease;
}

.fade-up.active {
    opacity: 1;
    transform: translateY(0);
}

/* 画像サイズ（SHOPと揃える） */
.image-link img {
    width: 100%;
    max-width: 970px;
    display: block;
    margin: auto;
}

/* モノクロ初期表示 */
.image-link .color {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: 0.4s;
}

/* hoverでカラー表示 */
.image-link:hover .color {
    opacity: 1;
}



/* テキスト（右下配置） */
.link-text {
    position: absolute;
    bottom: 20px;
    right: 20px;
    font-size: 30px;
    letter-spacing: 2px;
    z-index: 2;
    text-shadow: 0 0 6px rgba(0, 0, 0, 0.30);
}


/* スマホタップ対応（hover無効環境） */
@media (hover:none) {

    .image-link:active .color {
        opacity: 1;
    }
}


.img-hover {
    filter: grayscale(100%) brightness(0.8);
    transition: 0.7s;
}


.img-hover:hover {
    filter: grayscale(0%) brightness(1);
    transform: scale(1.05);
}

@media (hover:none) {
    .img-hover:active {
        filter: grayscale(0%);
    }
}


/* =========================
フッター
========================= */

footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid #444;
}

.footer-logo {
    margin-bottom: 20px;
}

.sns {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.sns img {
    width: 20px;
}

.footer-links {
    font-size: 11px;
    margin-bottom: 15px;
}

.copy {
    font-size: 10px;
    color: #aaa;
}

.sns a {
    color: #fff;
    font-size: 20px;
    /* アイコンサイズ */
    transition: 0.3s;
}

.sns a:hover {
    color: #aaa;
}


.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: 0.8s ease;
}

.fade-up.active {
    opacity: 1;
    transform: translateY(0);
}

/* =========================
PCレイアウト
========================= */

@media screen and (min-width:768px) {

    /* PCナビ表示 */

    .pc-nav.pc-only {
        display: flex;
        gap: 40px;
    }

    .pc-nav a {
        color: #fff;
        text-decoration: none;
        font-size: 14px;
        letter-spacing: 1px;
    }

    /* ハンバーガー非表示 */

    .menu-btn {
        display: none;
    }

    /* HERO */

    .hero img {
        max-width: 970px;
    }


    /* SHOP GRID */

    .grid {

        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 30px;
        margin-top: 40px;

    }

    /* 1カテゴリ */

    .shop-card {

        display: grid;
        grid-template-rows: 1fr 1fr;
        gap: 10px;

    }

    /* リンク */

    .shop-item {

        position: relative;
        display: block;
        overflow: hidden;

    }

    /* 画像 */

    .shop-item img {

        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
        transition: 0.4s;

    }

    /* 文字 */

    .shop-item span {

        position: absolute;

        top: 50%;
        left: 50%;

        transform: translate(-50%, -50%);

        font-size: 14px;
        letter-spacing: 2px;

    }

    /* hoverカラー */

    .shop-item:hover img {

        filter: none;
        transform: scale(1.05);

    }



    /* MEMBERS横並び */

    .section .btn {

        max-width: 400px;
        margin: 15px auto;

    }

    /* ABOUT CONTACT */

    .section a.btn {
        max-width: 500px;
    }

}



/* =========================
画像バナー
========================= */

.image-banner {

    position: relative;
    display: block;
    margin-top: 20px;

}

.image-banner img:hover {
    filter: grayscale(0%);
}

.image-banner span {

    position: absolute;

    right: 30px;
    bottom: 20px;

    color: #fff;

    letter-spacing: 2px;

}


@media screen and (min-width:768px) {


    /* ABOUT CONTACT幅 */

    .image-banner img {
        max-width: 970px;
        margin: auto;
    }
}

/* =========================
表示切り替え
========================= */

.pc-only {
    display: none;
}

.sp-only {
    display: block;
}

/* PC */
@media screen and (min-width:768px) {

    .pc-only {
        display: block;
    }

    .sp-only {
        display: none;
    }

}