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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    line-height: 1.6;
    color: #222;
    background: #fff;
    overflow-x: hidden;
}

/* ===== ヘッダー & ナビゲーション ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #fff;
    border-bottom: 2px solid #ff6347;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 1.2rem;
    font-weight: bold;
    color: #222;
    letter-spacing: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: #222;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.9rem;
}

.nav-menu a:hover {
    color: #ff6347;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: #ff6347;
    transition: 0.3s;
}

/* ===== ヒーローセクション ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #fff;
}

.hero-flyer-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-flyer-image {
    height: 100vh;
    width: auto;
    max-width: none;
    object-fit: cover;
    opacity: 1;
    border: none;
    background: none;
    border-radius: 0;
    box-shadow: none;
}

.hero-text-overlay {
    position: relative;
    z-index: 10;
    color: #222;
    text-align: right;
    padding: 2rem;
    max-width: 1200px;
    width: 100%;
}

.hero-title {
    font-size: 6rem;
    font-weight: bold;
    letter-spacing: 12px;
    margin-bottom: 2rem;
    text-shadow: none;
    color: #222;
}

.hero-info {
    margin-bottom: 2rem;
    font-size: 1.5rem;
    line-height: 1.8;
}

.hero-date {
    font-size: 2.5rem;
    font-weight: bold;
    letter-spacing: 4px;
    margin-bottom: 0.5rem;
}

.hero-venue {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.hero-time {
    font-size: 1.3rem;
    opacity: 0.9;
}

.hero-acts {
    font-size: 1.2rem;
    line-height: 1.8;
}

.hero-acts-label {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
    color: #222;
}

.hero-acts-list {
    margin: 0.3rem 0;
    opacity: 0.95;
}

/* 横から登場するアニメーション */
.slide-in-right {
    animation: slideInRight 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
    transform: translateX(100px);
}

.slide-in-left {
    animation: slideInLeft 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
    opacity: 0;
    transform: translateX(-100px);
}

.slide-in-right-delay {
    animation: slideInRight 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.6s forwards;
    opacity: 0;
    transform: translateX(100px);
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* アニメーション */
.animate-fade-in {
    animation: fadeIn 1s ease-out;
}

.animate-fade-in-delay {
    animation: fadeIn 1s ease-out 0.3s both;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 1s ease-out 0.6s both;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* スクロールアンカー */
.scroll-anchor {
    height: 0;
    visibility: hidden;
}

/* ===== 共通コンテナ ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

main, section, .container {
    background: #fff;
    color: #222;
}

section {
    padding: 6rem 0;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: #222;
    letter-spacing: 4px;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, #ff6347, #ff8a65);
    margin: 1rem auto;
}

/* ===== フライヤーセクション ===== */
.flyer-section {
    background: #fff;
    color: #222;
}

.flyer-container {
    display: flex;
    justify-content: center;
}

.flyer-image-wrapper {
    max-width: 600px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
}

.flyer-image-wrapper:hover {
    transform: translateY(-10px);
}

.flyer-image {
    width: 100%;
    height: auto;
    display: block;
}

.flyer-placeholder {
    aspect-ratio: 210 / 297; /* A4アスペクト比 */
    background: linear-gradient(135deg, #ff6347 0%, #ff7961 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #222 !important;
    text-align: center;
}

.placeholder-content {
    padding: 2rem;
}

.placeholder-content h3 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    letter-spacing: 4px;
}

.placeholder-content p {
    font-size: 1.2rem;
    margin: 0.5rem 0;
}

.placeholder-content .price {
    margin-top: 2rem;
    font-size: 1.5rem;
    font-weight: bold;
}

/* ===== チケットセクション ===== */
.ticket-section {
    background: #fff;
    color: #222;
}

.ticket-content {
    max-width: 900px;
    margin: 0 auto;
}

.ticket-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.ticket-card {
    background: #fff;
    color: #222 !important;
    border: 2px solid #ff6347;
    border-radius: 15px;
    box-shadow: 0 4px 24px 0 rgba(255,99,71,0.08);
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ticket-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.ticket-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.ticket-price {
    font-size: 3rem;
    font-weight: bold;
    margin: 1rem 0;
    color: #ff6347;
}

.ticket-desc {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 1.5rem;
}

.ticket-details {
    list-style: none;
    text-align: left;
}

.ticket-details li {
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.ticket-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.btn {
    padding: 1rem 2.5rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    transition: all 0.3s ease;
    display: inline-block;
    font-size: 1rem;
    color: #222 !important;
}

.btn-primary {
    background: #ff6347;
    color: #fff;
    border: 2px solid #ff6347;
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #ff6347;
    border: 2px solid #ff6347;
}

.btn-secondary:hover {
    background: #ff6347;
    color: #fff;
}

.ticket-notice {
    text-align: center;
    color: #888;
    font-size: 0.9rem;
}

.ticket-notice p {
    margin: 0.5rem 0;
}

/* ===== バンドセクション ===== */
.band-section {
    background: #fff;
    color: #222;
}

.band-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.band-card {
    background: #fff;
    color: #222 !important;
    border: 2px solid #ff6347;
    border-radius: 15px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.band-card:hover {
    transform: translateY(-10px);
}

.band-image {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    min-height: 180px; /* 高さ不足対策 */
    display: block;
}

.band-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}

.band-image-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #ff6347 0%, #ff5722 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #222 !important;
    font-size: 2rem;
    font-weight: bold;
}

.band-info {
    padding: 1.5rem;
    color: #fff;
}

.band-name {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: #222;
}

.band-genre {
    font-size: 0.9rem;
    color: #444;
    margin-bottom: 1rem;
}

.band-description {
    line-height: 1.8;
    margin-bottom: 1rem;
    color: #222;
}

.band-links {
    display: flex;
    gap: 1rem;
}

.band-link {
    background: #fff;
    color: #ff6347;
    border: 2px solid #ff6347;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    font-size: 0.85rem;
    transition: all 0.3s ease;
    font-weight: bold;
}

.band-link:hover {
    background: #ff6347;
    color: #fff;
}

/* ===== アクセスセクション ===== */
.access-section {
    background: #fff;
    color: #222;
}

.access-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.access-map {
    background: #1a1a1a;
    border-radius: 15px;
    overflow: hidden;
    min-height: 400px;
}

.map-placeholder {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #888;
    font-size: 1.2rem;
}

.map-note {
    font-size: 0.9rem;
    margin-top: 1rem;
    color: #666;
}

.access-info {
    color: #ff6347;
}

.access-info h3 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #222;
}

.access-detail {
    margin-bottom: 2rem;
}

.access-detail h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: #222;
}

.access-detail p {
    line-height: 1.8;
    color: #222;
}

/* ===== 最新情報セクション ===== */
.news-section {
    background: #fff;
    color: #222;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.news-card {
    background: #fff;
    padding: 1.5rem;
    border: 2px solid #ff6347;
    border-radius: 15px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.news-date {
    color: #222;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.news-title {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #fff;
}

.news-excerpt {
    color: #222;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.news-link {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

.news-link:hover {
    color: #ff6347;
}

/* ===== フッター ===== */
.footer {
    background: #fff;
    color: #222;
    padding: 3rem 0 1rem;
    border-top: 2px solid #ff6347;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-logo h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
    color: #222;
}

.footer-logo p {
    color: #888;
}

.footer-links h4,
.footer-social h4 {
    margin-bottom: 1rem;
    color: #222;
}

.footer-links ul {
    list-style: none;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
    line-height: 2;
}

.footer-links a:hover {
    color: #fff;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    background: #ff6347;
    color: #fff;
    border: 2px solid #ff6347;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #d94c23;
    color: #fff;
    border-color: #d94c23;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #666;
}

/* ===== スクロールアニメーション用クラス ===== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease 0.2s, transform 0.8s ease 0.2s;
}

.reveal-delay.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-2 {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease 0.4s, transform 0.8s ease 0.4s;
}

.reveal-delay-2.active {
    opacity: 1;
    transform: translateY(0);
}

/* ===== レスポンシブデザイン ===== */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hero-flyer-image {
        width: 100%;
        height: auto;
        min-height: 100vh;
        object-fit: cover;
    }

    .hero-text-overlay {
        text-align: center;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-info {
        font-size: 1.2rem;
    }

    .hero-date {
        font-size: 1.8rem;
    }

    .hero-venue {
        font-size: 1.3rem;
    }

    .hero-time {
        font-size: 1rem;
    }

    .hero-acts {
        font-size: 1rem;
    }

    .hero-acts-label {
        font-size: 1.2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .access-content {
        grid-template-columns: 1fr;
    }

    .ticket-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .hero-title {
        font-size: 3rem;
    }
    .hero-text-overlay {
        text-align: center;
    }
    .ticket-card, .band-card, .news-card {
        font-size: 1rem;
    }
}