/* リセットとベーススタイル */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 表示制御ユーティリティクラス */
.pc-only {
    display: block;
}

.sp-only {
    display: none;
}

/* タブレット・スマホではPCのみ表示を非表示 */
@media (max-width: 768px) {
    .pc-only {
        display: none !important;
    }
    
    .sp-only {
        display: block;
    }
}

/* スマホではSPのみ表示を表示 */
@media (max-width: 480px) {
    .sp-only {
        display: block;
    }
}

/* インライン要素用の表示制御 */
.pc-only-inline {
    display: inline;
}

.sp-only-inline {
    display: none;
}

/* フレックス要素用の表示制御 */
.pc-only-flex {
    display: flex;
}

.sp-only-flex {
    display: none;
}

/* タブレット・スマホではPCのみ表示を非表示 */
@media (max-width: 768px) {
    .pc-only-inline {
        display: none !important;
    }
    
    .sp-only-inline {
        display: inline;
    }
    
    .pc-only-flex {
        display: none !important;
    }
    
    .sp-only-flex {
        display: flex;
    }
}

html, body {
    width: 100%;
    overflow-x: hidden;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: #333;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    box-sizing: border-box;
}

/* ヘッダー */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
}

.logo:hover {
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.8);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .logo {
        display: none;
    }
}
.wf-nicomoji { font-family: "Nico Moji"; }
.nav {
    display: flex;
    align-items: center;
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
    height: 100%;
}

.nav li {
    display: flex;
    align-items: center;
    height: 100%;
}

.nav a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    align-items: center;
    height: 100%;
    padding: 10px 0;
}

.nav a:hover {
    color: #ff6b6b;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #ff6b6b;
    transition: width 0.3s ease;
}

.nav a:hover::after {
    width: 100%;
}

/* インスタグラムアイコンのスタイリング */
.social-nav-item {
    margin-left: 10px;
    display: flex;
    align-items: center;
}

.instagram-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    border-radius: 50%;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

.instagram-link:hover {
    box-shadow: 0 0 20px rgba(220, 39, 67, 0.6);
}

.instagram-link i {
    color: #fff;
    font-size: 1.2rem;
    z-index: 2;
    position: relative;
}

.youtube-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #ff0000;
    border-radius: 50%;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

.youtube-link:hover {
    box-shadow: 0 0 20px rgba(255, 0, 0, 0.6);
}

.youtube-link i {
    color: #fff;
    font-size: 1.2rem;
    z-index: 2;
    position: relative;
}

.instagram-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    border-radius: 50%;
    z-index: 1;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .social-nav-item {
        margin-left: 5px;
    }
    
    .instagram-link {
        width: 35px;
        height: 35px;
    }
    
    .instagram-link i {
        font-size: 1rem;
    }
    
    .youtube-link {
        width: 35px;
        height: 35px;
    }
    
    .youtube-link i {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .nav ul {
        gap: 20px;
    }
    
    .social-nav-item {
        margin-left: 3px;
    }
    
    .instagram-link {
        width: 32px;
        height: 32px;
    }
    
    .instagram-link i {
        font-size: 0.9rem;
    }
    
    .youtube-link {
        width: 32px;
        height: 32px;
    }
    
    .youtube-link i {
        font-size: 0.9rem;
    }
}

/* メインビジュアル */
.hero {
    height: 100vh;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    background-image: url('../img/hero-bg-pc.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* 画像が読み込まれない場合のフォールバック */
.hero.no-image {
    background-image: none;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

@keyframes grain {
    0%, 100% { transform: translate(0, 0); }
    10% { transform: translate(-5%, -5%); }
    20% { transform: translate(-10%, 5%); }
    30% { transform: translate(7%, -25%); }
    40% { transform: translate(-5%, 25%); }
    50% { transform: translate(-10%, 10%); }
    60% { transform: translate(15%, 0%); }
    70% { transform: translate(0%, 15%); }
    80% { transform: translate(3%, 35%); }
    90% { transform: translate(-10%, 10%); }
}

.hero-content {
    position: relative;
    z-index: 2;
    color: #fff;
    text-align: center;
    width: 100%;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 40px;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.3s both;
}

/* ボタンの横並び配置 */
.hero-cta {
    animation: fadeInUp 1s ease-out 0.6s both;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .hero-cta {
        flex-direction: column;
        gap: 15px;
        justify-content: center;
        align-items: center;
    }
    
    .btn {
        padding: 12px 25px;
        font-size: 0.9rem;
        margin: 0;
        min-width: 180px;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        gap: 12px;
        justify-content: center;
        align-items: center;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.85rem;
        margin: 0;
        min-width: 160px;
    }
}

.btn {
    display: inline-block;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    min-width: 200px;
    text-align: center;
}

.btn-primary {
    background: #ff6b6b;
    color: #fff;
    border-color: #ff6b6b;
}

.btn-primary:hover {
    background: transparent;
    color: #ff6b6b;
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border-color: #fff;
}

.btn-secondary:hover {
    background: #fff;
    color: #333;
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* セクション共通 */
.section-title {
    font-size: 3rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    color: #333;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #0f172a, #1e293b);
    border-radius: 2px;
}

/* ディスコグラフィー */
.discography {
    padding: 100px 0;
    background: #f8f9fa;
}

.discography-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.album {
    background: #fff;
    border-radius: 20px;
    padding: 40px;
    text-align: left;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    max-width: 800px;
    margin: 0 auto;
}

.album:hover {
    /* ホバー時の浮き上がり効果を削除 */
}

.album-cover {
    width: 250px;
    height: 250px;
    margin: 0 auto 30px;
    border-radius: 15px;
    overflow: hidden;
    background: linear-gradient(135deg, #0f172a, #1e293b);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.album-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.album:hover .album-image {
    /* ホバー時の画像拡大効果を削除 */
}

.album-placeholder {
    color: #fff;
    font-size: 1.2rem;
    font-weight: 600;
}

.album-info {
    text-align: center;
}

.album-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #333;
    line-height: 1.3;
}

.album-release-date {
    color: #0f172a;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 25px;
    padding: 8px 16px;
    background: rgba(15, 23, 42, 0.1);
    border-radius: 20px;
    display: inline-block;
}

.album-description {
    text-align: left;
    line-height: 1.8;
}

.album-intro {
    font-size: 1.1rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 10px;
    border-left: 4px solid #0f172a;
}

.album-detail {
    font-size: 1rem;
    color: #555;
    margin-bottom: 25px;
}

.track-highlights {
    margin: 25px 0;
}

.track-item {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 15px;
    padding-left: 20px;
    position: relative;
}

.track-item::before {
    content: '♪';
    position: absolute;
    left: 0;
    color: #ff6b6b;
    font-size: 1.1rem;
}

.album-tracks {
    font-size: 1rem;
    color: #555;
    margin: 20px 0;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
}

.album-style {
    font-size: 0.95rem;
    color: #777;
    font-style: italic;
    margin-top: 25px;
    padding: 20px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.05), rgba(30, 41, 59, 0.05));
    border-radius: 10px;
    border: 1px solid rgba(15, 23, 42, 0.1);
}

/* アルバムCTAボタン */
.album-cta {
    margin-top: 30px;
    text-align: center;
}

.album-stream-btn {
    /* メインビジュアルのボタンと同じスタイルを使用 */
}

.album-stream-btn i {
    font-size: 1.1rem;
    margin-right: 5px;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .album-stream-btn i {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .album-stream-btn i {
        font-size: 0.9rem;
    }
}

/* ライブ */
.live {
    padding: 100px 0;
    background: #fff;
}

.live-info {
    max-width: 800px;
    margin: 0 auto;
}

.live-item {
    display: flex;
    align-items: center;
    background: #f8f9fa;
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 30px;
    transition: all 0.3s ease;
}

.live-item:hover {
    /* ホバー時の横移動とシャドウ強化効果を削除 */
}

.live-date {
    text-align: center;
    margin-right: 30px;
    min-width: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2px;
    font-weight: 700;
}

.live-details {
    flex: 1;
}

.live-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: #333;
}

.live-venue {
    color: #666;
    margin-bottom: 5px;
}

.live-time {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.live-performers {
    margin-bottom: 10px;
    overflow: hidden;
}

.live-performers::after {
    content: '';
    display: table;
    clear: both;
}

.live-performers dt {
    color: #333;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 3px;
    margin-top: 0;
    float: left;
    clear: left;
    line-height: 1.4;
}

.live-performers dd {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 3px;
    margin-left: 50px;
    display: block;
    line-height: 1.4;
    padding-top: 0;
}

.live-performers dd:not(:last-child) {
    margin-bottom: 8px;
}

.live-status {
    margin-left: 20px;
}

.status-badge {
    background: #ff6b6b;
    color: #fff;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* Googleマップリンクのスタイル */
.map-link {
    color: #ff6b6b;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.map-link:hover {
    color: #ff8e8e;
}

.map-link i {
    font-size: 1.1rem;
    color: #ff6b6b;
    transition: all 0.3s ease;
}

.map-link:hover i {
    color: #ff8e8e;
}

/* コンタクト */
.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #fff;
}

.contact .section-title {
    color: #fff;
}

.contact .section-title::after {
    background: #fff;
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #fff;
}

.contact-info p {
    margin-bottom: 40px;
    opacity: 0.9;
    line-height: 1.8;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-method {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.method-label {
    font-weight: 600;
    min-width: 80px;
}

.contact-method a {
    color: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.contact-method a:hover {
    color: #ff6b6b;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    padding: 8px 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #fff;
    color: #667eea;
    border-color: #fff;
}

/* ページトップに戻るボタン */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #ff6b6b, #ff8e8e);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    z-index: 1000;
    box-shadow: 0 5px 15px rgba(255, 107, 107, 0.3);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: linear-gradient(135deg, #ff8e8e, #ff6b6b);
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
    transform: translateY(-2px);
}

.back-to-top i {
    font-size: 1.2rem;
    font-weight: 600;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
    
    .back-to-top i {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .back-to-top {
        bottom: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
    }
    
    .back-to-top i {
        font-size: 1rem;
    }
}

/* フッター */
.footer {
    background: #1a1a1a;
    color: #fff;
    padding: 30px 0;
}

.footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
}

.footer-copyright {
    color: #999;
    font-size: 0.9rem;
    text-align: center;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
        max-width: 100%;
        width: 100%;
    }
    
    .header .container {
        flex-direction: column;
        padding: 12px 20px;
    }
    
    .nav ul {
        gap: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .hero {
        background-image: url('../img/hero-bg-sp.jpg');
    }
    
    .hero .container {
        padding: 0 20px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .discography-grid {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 0;
    }
    
    .live-item {
        flex-direction: column;
        text-align: center;
        margin: 0 0 30px 0;
    }
    
    .live-date {
        margin-right: 0;
        margin-bottom: 20px;
        min-width: auto;
        gap: 1px;
    }
    
    .live-status {
        margin-left: 0;
        margin-top: 20px;
    }
    
    .live-details {
        text-align: left;
    }
    
    .live-performers {
        text-align: left;
    }
    
    .live-performers dt {
        float: left;
        clear: left;
        margin-left: 0;
        margin-bottom: 5px;
        min-width: 60px;
    }
    
    .live-performers dd {
        margin-left: 70px;
        margin-bottom: 8px;
    }
    
    .contact-content {
        padding: 0;
    }
    
    .footer-content {
        justify-content: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
        max-width: 100%;
        width: 100%;
    }
    
    .header .container {
        padding: 5px 15px 5px;
    }
    
    .hero {
        background-image: url('../img/hero-bg-sp.jpg');
    }
    
    .hero .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .discography-grid {
        padding: 0;
    }
    
    .album {
        padding: 30px 20px;
    }
    
    .album-cover {
        width: 200px;
        height: 200px;
    }
    
    .album-title {
        font-size: 1.5rem;
    }
    
    .album-description {
        font-size: 0.9rem;
    }
    
    .album-intro {
        font-size: 1rem;
        padding: 15px;
    }
    
    .live-item {
        padding: 30px 15px 40px;
        margin: 0 0 20px 0;
    }
    
    .contact-content {
        padding: 0;
    }
    
    .nav ul {
        gap: 15px;
    }
}