@charset "UTF-8";

/* =========================================
   1. デザインシステム & 変数設定
   ========================================= */
:root {
    --primary-neon: #ff0a54;      /* メインのビビッドなネオンピンク */
    --primary-light: #ff758f;     /* 明るいピンク */
    --bg-pink: #fff0f3;           /* ベースの薄いピンク背景 */
    --bg-pink-darker: #ffe3e8;    /* セクション境界やグラデーション用 */
    --text-dark: #111111;         /* 基本の黒文字 */
    --text-muted: #555555;        /* 補足用グレー文字 */
    --card-bg: #ffffff;           /* カードの背景（白） */
    
    /* レトロポップ・ブルータリスト風の太い枠線と影 */
    --brutalist-border: 3px solid #111111;
    --brutalist-shadow: 6px 6px 0px #111111;
    --brutalist-shadow-hover: 10px 10px 0px #111111;
}

/* =========================================
   2. 基本設定
   ========================================= */
body {
    font-family: 'Montserrat', 'Noto Sans JP', 'Helvetica Neue', Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--bg-pink);
    color: var(--text-dark);
    line-height: 1.8;
    overflow-x: hidden;
    /* 背景にうっすらと方眼グリッドパターンを敷き、プレミアム感を演出 */
    background-image: linear-gradient(rgba(255, 10, 84, 0.04) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(255, 10, 84, 0.04) 1px, transparent 1px);
    background-size: 25px 25px;
}

a {
    color: var(--primary-neon);
    text-decoration: none;
    transition: all 0.3s ease;
}

.ib {
    display: inline-block;
}

/* =========================================
   3. サイドのフローティングテキスト (PC用)
   ========================================= */
.side-bg-text {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    font-size: clamp(3.5rem, 6vw, 6.5rem);
    font-weight: 900;
    font-style: italic;
    text-transform: uppercase;
    color: transparent;
    -webkit-text-stroke: 1px rgba(255, 10, 84, 0.08); /* ピンクの極薄のアウトライン */
    letter-spacing: 0.15em;
    writing-mode: vertical-lr;
    white-space: nowrap;
    pointer-events: none;
    z-index: 1;
}

.side-left {
    left: 25px;
}

.side-right {
    right: 25px;
    transform: translateY(-50%) rotate(180deg);
}

/* =========================================
   4. 🌌 背景浮遊パーティクル
   ========================================= */
#particle-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 1;
}

.particle {
    position: absolute;
    color: rgba(255, 10, 84, 0.55); /* 不透明度を上げてより見やすく */
    font-size: 1.8rem; /* サイズを大きく */
    pointer-events: none;
    animation: floatUp linear infinite;
    user-select: none;
    text-shadow: 0 0 8px rgba(255, 10, 84, 0.4); /* ネオン調の光沢を追加 */
}

@keyframes floatUp {
    0% {
        transform: translateY(105vh) translateX(0) scale(0.5) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.8;
    }
    90% {
        opacity: 0.8;
    }
    100% {
        transform: translateY(-10vh) translateX(50px) scale(1.3) rotate(360deg);
        opacity: 0;
    }
}

/* =========================================
   6. HEROセクション (メインビジュアル)
   ========================================= */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    justify-content: flex-start;
    align-items: flex-end;
    text-align: left;
    /* ピンクのレイヤーを乗せてモノトーン画像をポップに表現 */
    background: linear-gradient(rgba(255, 10, 84, 0.2), rgba(17, 17, 17, 0.9)), url('img/HERO.jpg') center/cover no-repeat;
    border-bottom: 5px solid #111111;
    z-index: 2;
}

.hero-content {
    padding: 0 0 80px 80px;
    position: relative;
    z-index: 3;
}

.rock-title {
    font-size: clamp(3.8rem, 8vw, 7rem);
    margin: 0;
    font-weight: 900;
    letter-spacing: 0.05em;
    color: #ffffff;
    text-transform: uppercase;
    font-style: italic;
    text-shadow: 6px 6px 0px var(--primary-neon);
    -webkit-text-stroke: 1px #000;
}

.hero-sub {
    font-size: clamp(1.1rem, 2.5vw, 1.6rem);
    margin: 15px 0 10px;
    color: #ffffff;
    font-weight: bold;
    letter-spacing: 0.05em;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.8);
}

.hero-sub span {
    background-color: var(--primary-neon);
    padding: 2px 8px;
    border: 2px solid #111111;
    box-shadow: 3px 3px 0px #111;
}

.hero-desc {
    font-size: 1.1rem;
    color: #cccccc;
    margin: 10px 0 0 0;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.8);
}

/* =========================================
   7. セクション共通スタイル
   ========================================= */
section {
    padding: 100px 20px;
    max-width: 850px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.section-title {
    text-align: center;
    font-size: 2.8rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 60px;
    color: var(--text-dark);
    font-style: italic;
    text-shadow: 4px 4px 0px var(--primary-light);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 6px;
    background: var(--text-dark);
    margin: 15px auto 0;
    border-radius: 3px;
    border: 1px solid var(--primary-neon);
}

/* ネオブルータリスト・ポップアートカード */
.brutalist-card {
    background: var(--card-bg);
    border: var(--brutalist-border);
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: var(--brutalist-shadow);
    transition: transform 0.3s cubic-bezier(0.165, 0.84, 0.44, 1), box-shadow 0.3s ease;
}

.brutalist-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: var(--brutalist-shadow-hover);
}

/* =========================================
   8. コンセプトセクション
   ========================================= */
.concept-content {
    text-align: center;
}

.concept-text {
    font-size: clamp(1.05rem, 2.2vw, 1.2rem);
    font-weight: bold;
    color: var(--text-dark);
}

.highlight-text {
    background-color: var(--primary-neon);
    color: #ffffff;
    padding: 2px 10px;
    font-weight: 900;
    margin: 0 4px;
    border: 2px solid #111111;
    transform: rotate(-1deg);
    display: inline-block;
}

.tags {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.tag {
    border: var(--brutalist-border);
    padding: 8px 22px;
    font-weight: 900;
    text-transform: uppercase;
    font-style: italic;
    background: #ffffff;
    color: var(--text-dark);
    letter-spacing: 0.05em;
    box-shadow: 3px 3px 0px #111111;
    transition: all 0.2s ease;
}

.tag:hover {
    background: var(--primary-neon);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 5px 5px 0px #111111;
}

/* =========================================
   9. おすすめメニューセクション
   ========================================= */
.menu-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 40px;
}

.menu-card {
    background: #ffffff;
    border: var(--brutalist-border);
    padding: 30px;
    text-align: center;
    box-shadow: var(--brutalist-shadow);
    transition: transform 0.3s cubic-bezier(0.165, 0.84, 0.44, 1), box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.menu-card::before {
    content: "RECOMMEND";
    position: absolute;
    top: 15px;
    right: -30px;
    background: #111;
    color: #fff;
    font-size: 0.7rem;
    font-weight: bold;
    padding: 4px 30px;
    transform: rotate(45deg);
    letter-spacing: 0.1em;
}

.menu-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: var(--brutalist-shadow-hover);
}

.menu-icon {
    font-size: 3.5rem;
    margin-bottom: 15px;
    display: inline-block;
    animation: wiggle 3s infinite ease-in-out;
}

@keyframes wiggle {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(10deg) scale(1.1); }
}

.menu-title {
    font-size: 1.4rem;
    font-weight: 900;
    margin: 10px 0;
    color: var(--text-dark);
}

.menu-badge {
    display: inline-block;
    background: var(--primary-neon);
    color: white;
    font-size: 0.8rem;
    font-weight: 900;
    padding: 3px 12px;
    border: 2px solid #111;
    border-radius: 4px;
    margin-bottom: 15px;
}

.menu-desc {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: bold;
}

/* =========================================
   10. ギャラリー（無限自動カルーセル）
   ========================================= */
.carousel-container {
    width: 100vw;
    margin-left: calc(50% - 50vw);
    overflow: hidden;
    background: #111111;
    padding: 40px 0;
    border-top: 4px solid #111111;
    border-bottom: 4px solid #111111;
    box-shadow: inset 0px 0px 20px rgba(0,0,0,0.8);
}

.carousel-track {
    display: flex;
    width: max-content;
    animation: scrollGallery 32s linear infinite;
}

.carousel-track:hover {
    animation-play-state: paused; /* ホバーで一時停止 */
}

.gallery-item {
    position: relative;
    margin: 0 15px;
    cursor: pointer;
    overflow: hidden;
    border: var(--brutalist-border);
    box-shadow: 6px 6px 0px rgba(255, 10, 84, 0.4);
    transition: transform 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.carousel-track img {
    height: clamp(200px, 35vw, 300px);
    width: auto;
    object-fit: contain;
    display: block;
    filter: none; /* 最初からカラー表示 */
    transition: all 0.4s ease;
}

.gallery-item::after {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: transparent; /* 最初からオーバーレイなし */
    transition: all 0.4s ease;
}

.gallery-label {
    position: absolute;
    bottom: -50px;
    left: 0;
    width: 100%;
    background: #111111;
    color: #ffffff;
    text-align: center;
    padding: 10px 0;
    font-weight: bold;
    font-size: 0.9rem;
    transition: bottom 0.3s ease;
    z-index: 5;
    border-top: 2px solid var(--primary-neon);
}

/* ホバーでポップアップ */
.gallery-item:hover {
    transform: scale(1.05) rotate(1deg);
    box-shadow: 10px 10px 0px var(--primary-neon);
    z-index: 10;
}

.gallery-item:hover img {
    filter: none;
}

.gallery-item:hover::after {
    background: transparent;
}

.gallery-item:hover .gallery-label {
    bottom: 0;
}

@keyframes scrollGallery {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* =========================================
   11. インフォメーション（テーブル）
   ========================================= */
.info-table {
    width: 100%;
    border-collapse: collapse;
}

.info-table th, .info-table td {
    padding: 22px 15px;
    border-bottom: 2px dashed #ddd;
    text-align: left;
}

.info-table tr:last-child th, .info-table tr:last-child td {
    border-bottom: none;
}

.info-table th {
    width: 30%;
    color: var(--primary-neon);
    font-weight: 900;
    font-size: 1.15rem;
    font-style: italic;
    letter-spacing: 0.05em;
}

.info-table td {
    font-weight: bold;
    color: var(--text-dark);
}

.access-text {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 5px;
    font-weight: normal;
}

.btn-wrap {
    display: flex;
    gap: 15px;
    margin-top: 25px;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    border: var(--brutalist-border);
    color: #ffffff;
    background: var(--primary-neon);
    padding: 12px 30px;
    font-weight: 900;
    font-size: 1.05rem;
    text-transform: uppercase;
    box-shadow: 4px 4px 0px #111111;
    transition: all 0.2s cubic-bezier(0.165, 0.84, 0.44, 1);
    cursor: pointer;
    text-align: center;
}

.btn-outline {
    background: #ffffff;
    color: var(--text-dark);
}

.btn:hover {
    transform: translate(3px, 3px);
    box-shadow: 0px 0px 0px transparent;
}

.btn-outline:hover {
    background-color: var(--primary-neon);
    color: #ffffff;
}

/* =========================================
   12. Google マップセクション
   ========================================= */
.map-container {
    border: var(--brutalist-border);
    box-shadow: var(--brutalist-shadow);
    background: #000;
    line-height: 0;
    overflow: hidden;
    position: relative;
    height: 400px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.map-container:hover {
    transform: translate(-3px, -3px);
    box-shadow: var(--brutalist-shadow-hover);
}

.map-container iframe {
    border: 0;
    width: 100%;
    height: 100%;
}

/* =========================================
   13. フッター
   ========================================= */
footer {
    background: #111111;
    color: #ffffff;
    text-align: center;
    padding: 40px 20px;
    border-top: 5px solid var(--primary-neon);
    font-weight: bold;
    letter-spacing: 0.1em;
}

footer p {
    margin: 0;
    font-size: 0.9rem;
}

/* =========================================
   14. スクロールアニメーション用
   ========================================= */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.165, 0.84, 0.44, 1), transform 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.fade-in.appear {
    opacity: 1;
    transform: translateY(0);
}

/* =========================================
   14.5. ハンバーガーメニュー
   ========================================= */
.menu-toggle {
    position: fixed;
    top: 25px;
    right: 25px;
    width: 54px;
    height: 54px;
    background-color: var(--primary-neon);
    border: var(--brutalist-border);
    box-shadow: 4px 4px 0px #111111;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    z-index: 10000;
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border-radius: 4px;
}

.menu-toggle:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0px #111111;
}

.menu-toggle:active {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0px #111111;
}

.menu-toggle span {
    display: block;
    width: 28px;
    height: 3px;
    background-color: #ffffff;
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.68, -0.6, 0.27, 1.55);
}

/* トグルオープン時の三本線アニメーション */
.menu-toggle.open span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.menu-toggle.open span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* メニューのオーバーレイ */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(17, 17, 17, 0.97);
    backdrop-filter: blur(10px);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.menu-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.menu-nav {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: center;
}

.menu-nav li {
    margin: 30px 0;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.menu-overlay.open .menu-nav li {
    opacity: 1;
    transform: translateY(0);
}

/* リンクフェードインの時間差設定 */
.menu-overlay.open .menu-nav li:nth-child(1) { transition-delay: 0.1s; }
.menu-overlay.open .menu-nav li:nth-child(2) { transition-delay: 0.15s; }
.menu-overlay.open .menu-nav li:nth-child(3) { transition-delay: 0.2s; }
.menu-overlay.open .menu-nav li:nth-child(4) { transition-delay: 0.25s; }
.menu-overlay.open .menu-nav li:nth-child(5) { transition-delay: 0.3s; }

.menu-nav a {
    font-size: 2.2rem;
    font-weight: 900;
    color: #ffffff;
    text-transform: uppercase;
    font-style: italic;
    letter-spacing: 0.12em;
    display: inline-block;
    padding: 8px 20px;
    border: 2px solid transparent;
    transition: all 0.3s ease;
    text-shadow: 3px 3px 0px rgba(255, 10, 84, 0.6);
}

.menu-nav a:hover {
    color: var(--primary-neon);
    text-shadow: 4px 4px 0px #ffffff;
    transform: scale(1.1) rotate(-2deg);
}

@media (max-width: 768px) {
    .menu-nav a {
        font-size: 1.8rem;
    }
}

/* =========================================
   15. レスポンシブ対応 (メディアクエリ)
   ========================================= */
@media (max-width: 1100px) {
    .side-bg-text {
        -webkit-text-stroke: 1px rgba(255, 10, 84, 0.03); /* 薄くしてコンテンツと干渉しにくく */
    }
}

@media (max-width: 850px) {
    .side-bg-text {
        display: none; /* タブレット以下では非表示 */
    }
}

@media (max-width: 768px) {
    section {
        padding: 60px 15px;
    }
    
    .section-title {
        font-size: 2.2rem;
        margin-bottom: 40px;
    }
    
    /* スマホではHEROのテキストを中央揃えに */
    .hero {
        justify-content: center;
        align-items: center;
        text-align: center;
    }
    
    .hero-content {
        padding: 20px;
    }
    
    .rock-title {
        text-shadow: 4px 4px 0px var(--primary-neon);
    }
    
    /* テーブルを縦積みに */
    .info-table th, .info-table td {
        display: block;
        width: 100%;
        box-sizing: border-box;
    }
    
    .info-table th {
        border-bottom: none;
        padding-bottom: 5px;
        font-size: 1.1rem;
    }
    
    .info-table td {
        padding-top: 0;
        padding-bottom: 20px;
    }
    
    .info-table tr:last-child td {
        padding-bottom: 5px;
    }
    
    .btn-wrap {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        box-sizing: border-box;
    }
    
    /* メニューグリッドを1列に */
    .menu-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .brutalist-card {
        padding: 25px 20px;
    }
}