/* ========================================
   Reset & Base Styles
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors - ロゴに合わせたカラーパレット */
    --primary-color: #c09867; /* ロゴのゴールドブラウン */
    --primary-dark: #9d7a4e;
    --accent-color: #d4b896; /* ロゴに近い明るいブラウン */
    --line-color: #06c755;
    --text-dark: #4a3c2e; /* より温かみのあるダークブラウン */
    --text-light: #7a6f5d;
    --text-white: #ffffff;
    --bg-light: #faf8f5; /* より温かみのあるベージュ */
    --bg-white: #ffffff;
    --border-color: #e8e0d5;
    
    /* Fonts - Futura風の幾何学的サンセリフ */
    --font-sans: 'Jost', 'Futura', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Jost', 'Futura', sans-serif;
    --font-logo: 'Jost', 'Futura', sans-serif;
    
    /* Spacing */
    --section-padding: 80px 0;
    --container-max: 1200px;
    
    /* Transitions */
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--text-dark);
    line-height: 1.8;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.4;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--primary-color);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--accent-color);
    margin: 20px auto 0;
}

.section-description {
    text-align: center;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto 60px;
    font-size: 1rem;
    line-height: 1.8;
}

/* ========================================
   Header
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.15);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo a {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
    display: inline-block;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.logo a:hover {
    color: var(--accent-color);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 20px;
    flex-wrap: nowrap;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.85rem;
    transition: var(--transition);
    position: relative;
    white-space: nowrap;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link:hover::after {
    width: 100%;
}

.btn-line-header {
    background: var(--line-color);
    color: white;
    padding: 8px 18px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    line-height: 1.2;
    min-width: 70px;
}

.btn-line-icon {
    font-size: 1.2rem;
    line-height: 1;
}

.btn-line-text {
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
}

.btn-line-header:hover {
    background: #05b34a;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(6, 199, 85, 0.3);
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    height: 100vh;
    min-height: 600px;
    /* 背景画像: 店内全景（引き） - 広々とした空間 */
    /* ロゴのゴールドブラウンに合わせたグラデーション */
    background: linear-gradient(rgba(192, 152, 103, 0.7), rgba(212, 184, 150, 0.7)), 
                url('https://www.genspark.ai/api/files/s/9582jTOu');
    /* 別の選択肢: 店内全景（間接照明と観葉植物） */
    /* background: linear-gradient(rgba(192, 152, 103, 0.7), rgba(212, 184, 150, 0.7)), 
                   url('https://www.genspark.ai/api/files/s/zXRKk2kt'); */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    text-align: center;
    color: white;
    margin-top: 70px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.2);
    /* オーバーレイの透明度を調整可能（0.1〜0.5推奨） */
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    padding: 0 20px;
}

.hero-title {
    font-size: 2.8rem;
    font-weight: 600;
    margin-bottom: 20px;
    line-height: 1.4;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.95;
    line-height: 1.8;
}

.btn-cta {
    display: inline-block;
    background: var(--line-color);
    color: white;
    padding: 18px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.btn-cta:hover {
    background: #05b34a;
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(6, 199, 85, 0.4);
}

.hero-address {
    margin-top: 40px;
    font-size: 1rem;
    opacity: 0.9;
}

.hero-address small {
    display: block;
    margin-top: 10px;
    font-size: 0.85rem;
    opacity: 0.8;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator span {
    display: block;
    width: 20px;
    height: 30px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 15px;
    position: relative;
}

.scroll-indicator span::before {
    content: '';
    position: absolute;
    top: 5px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: white;
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        opacity: 0;
        top: 5px;
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        top: 15px;
    }
}

/* ========================================
   Gallery Section
   ======================================== */
.gallery {
    padding: var(--section-padding);
    background: var(--bg-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: var(--transition);
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 20px;
    transform: translateY(100%);
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay p {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

/* ========================================
   Equipment Section
   ======================================== */
.equipment {
    padding: var(--section-padding);
    background: var(--bg-light);
}

.equipment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.equipment-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.equipment-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.equipment-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.equipment-card h3 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.equipment-note {
    color: var(--line-color);
    font-weight: 600;
    margin-bottom: 15px;
}

.equipment-list {
    list-style: none;
}

.equipment-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
    color: var(--text-light);
}

.equipment-list li:last-child {
    border-bottom: none;
}

.equipment-list li::before {
    content: '✓';
    color: var(--accent-color);
    font-weight: bold;
    margin-right: 10px;
}

.usage-section {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
}

.usage-title {
    font-size: 1.6rem;
    color: var(--primary-color);
    margin-bottom: 30px;
}

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

.usage-tag {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.usage-tag:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(139, 115, 85, 0.3);
}

/* ========================================
   Pricing Section
   ======================================== */
.pricing {
    padding: var(--section-padding);
    background: var(--bg-white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
}

.pricing-card {
    background: white;
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: var(--transition);
    position: relative;
    border: 2px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.pricing-card-popular {
    border-color: var(--primary-color);
}

.pricing-card-best {
    border-color: var(--line-color);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background: var(--primary-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.pricing-badge-best {
    background: var(--line-color);
}

.pricing-plan {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.pricing-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
    font-family: var(--font-serif);
}

.pricing-note {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 25px;
    min-height: 40px;
}

.btn-pricing {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    padding: 12px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.btn-pricing:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(139, 115, 85, 0.3);
}

/* ========================================
   Reviews Section
   ======================================== */
.reviews {
    padding: var(--section-padding);
    background: var(--bg-light);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.review-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.review-stars {
    color: #ffc107;
    font-size: 1rem;
    margin-bottom: 5px;
}

.review-stars i {
    margin-right: 2px;
}

.review-date {
    color: var(--text-light);
    font-size: 0.85rem;
    margin-bottom: 10px;
}

.review-title {
    font-size: 1.1rem;
    color: var(--primary-color);
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 10px;
}

.review-text {
    color: var(--text-dark);
    line-height: 1.8;
    font-size: 0.95rem;
    flex: 1;
}

.review-usage {
    color: var(--text-light);
    font-size: 0.85rem;
    font-style: italic;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border-color);
}

.review-rating {
    color: var(--text-light);
    font-size: 0.8rem;
    margin-top: 5px;
}

/* ========================================
   Booking Section
   ======================================== */
.booking {
    padding: var(--section-padding);
    background: var(--bg-white);
}

.booking-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.booking-guide {
    background: var(--bg-light);
    padding: 40px;
    border-radius: 15px;
}

.booking-guide h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 25px;
}

.booking-list {
    list-style: none;
    counter-reset: booking-counter;
}

.booking-list li {
    counter-increment: booking-counter;
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: 40px;
}

.booking-list li:last-child {
    border-bottom: none;
}

.booking-list li::before {
    content: counter(booking-counter);
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    background: var(--accent-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
}

.booking-note {
    margin-top: 20px;
    padding: 15px;
    background: rgba(192, 152, 103, 0.1);
    border-left: 3px solid var(--primary-color);
    border-radius: 5px;
    color: var(--text-dark);
    font-size: 0.9rem;
    line-height: 1.6;
}

.booking-cta {
    text-align: center;
}

.btn-line-large {
    display: inline-block;
    background: var(--line-color);
    color: white;
    padding: 25px 50px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.3rem;
    transition: var(--transition);
    box-shadow: 0 5px 25px rgba(6, 199, 85, 0.3);
}

.btn-line-large:hover {
    background: #05b34a;
    transform: translateY(-5px);
    box-shadow: 0 10px 35px rgba(6, 199, 85, 0.4);
}

/* ========================================
   Availability Calendar Section
   ======================================== */
.availability {
    padding: var(--section-padding);
    background: white;
}

.calendar-container {
    max-width: 900px;
    margin: 0 auto 30px;
    background: white;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.calendar-container iframe {
    width: 100%;
    height: 600px;
    border: none;
    display: block;
}

.calendar-note {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    padding: 20px;
    background: var(--bg-light);
    border-radius: 10px;
    border-left: 4px solid var(--accent-color);
}

.calendar-note p {
    margin: 0;
    color: var(--text-dark);
    font-size: 0.95rem;
    line-height: 1.6;
}

.calendar-note i {
    color: var(--accent-color);
    margin-right: 8px;
}

/* ========================================
   Access Section
   ======================================== */
.access {
    padding: var(--section-padding);
    background: var(--bg-light);
}

.access-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    max-width: 1100px;
    margin: 0 auto;
    align-items: start;
}

.access-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.access-item {
    display: flex;
    gap: 20px;
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.access-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.access-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    border-radius: 12px;
    font-size: 1.5rem;
}

.access-details h3 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 8px;
    font-weight: 600;
}

.access-details p {
    margin: 0;
    color: var(--text-dark);
    line-height: 1.7;
}

.access-details strong {
    color: var(--primary-color);
    font-weight: 600;
}

.access-note {
    background: #fff9e6;
    border-left: 4px solid var(--accent-color);
    padding: 18px 20px;
    border-radius: 8px;
}

.access-note p {
    margin: 0;
    color: var(--text-dark);
    font-size: 0.95rem;
    line-height: 1.6;
}

.access-note i {
    color: var(--accent-color);
    margin-right: 8px;
}

.access-map {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.map-container {
    background: white;
    border-radius: 15px;
    padding: 10px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.map-container iframe {
    width: 100%;
    height: 450px;
    border: none;
    display: block;
    border-radius: 10px;
}

.btn-map {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(192, 152, 103, 0.3);
}

.btn-map:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(192, 152, 103, 0.4);
}

.btn-map i {
    margin-right: 8px;
}

/* ========================================
   FAQ Section
   ======================================== */
.faq {
    padding: var(--section-padding);
    background: white;
}

.faq-accordion {
    max-width: 900px;
    margin: 0 auto 40px;
}

.faq-item {
    background: white;
    margin-bottom: 15px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.12);
}

.faq-question {
    width: 100%;
    background: white;
    border: none;
    padding: 25px 30px;
    display: flex;
    align-items: center;
    gap: 15px;
    cursor: pointer;
    transition: var(--transition);
    text-align: left;
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question.active {
    background: var(--bg-light);
}

.faq-q-icon {
    flex-shrink: 0;
    width: 35px;
    height: 35px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
}

.faq-q-text {
    flex: 1;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-dark);
    line-height: 1.5;
}

.faq-icon {
    flex-shrink: 0;
    color: var(--primary-color);
    font-size: 1.1rem;
    transition: transform 0.3s ease;
}

.faq-question.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    background: var(--bg-light);
}

.faq-answer.active {
    max-height: 500px;
    padding: 25px 30px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.faq-answer p {
    margin: 0;
    color: var(--text-dark);
    line-height: 1.8;
    font-size: 0.95rem;
}

.faq-answer strong {
    color: var(--primary-color);
    font-weight: 600;
}

.faq-cta {
    text-align: center;
    padding: 40px 30px;
    background: var(--bg-light);
    border-radius: 15px;
    max-width: 700px;
    margin: 0 auto;
}

.faq-cta p {
    margin: 0 0 20px;
    color: var(--text-dark);
    font-size: 1rem;
}

.btn-line-faq {
    display: inline-block;
    background: var(--line-color);
    color: white;
    padding: 18px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(6, 199, 85, 0.3);
}

.btn-line-faq:hover {
    background: #05b34a;
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(6, 199, 85, 0.4);
}

.btn-line-faq i {
    margin-right: 8px;
}

/* ========================================
   Terms Section (Accordion)
   ======================================== */
.terms {
    padding: var(--section-padding);
    background: var(--bg-light);
}

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

.accordion-item {
    background: white;
    margin-bottom: 20px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
}

.accordion-header {
    width: 100%;
    background: var(--bg-white);
    border: none;
    padding: 25px 30px;
    display: flex;
    align-items: center;
    gap: 15px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    text-align: left;
}

.accordion-header:hover {
    background: var(--bg-light);
}

.accordion-header i:first-child {
    font-size: 1.3rem;
    color: var(--accent-color);
}

.accordion-header span {
    flex: 1;
}

.accordion-icon {
    transition: transform 0.3s ease;
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease;
}

.accordion-item.active .accordion-content {
    max-height: 3000px;
}

.accordion-content > * {
    padding: 0 30px 30px;
}

.terms-list {
    list-style: none;
}

.terms-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-light);
    line-height: 1.8;
    padding-left: 25px;
    position: relative;
}

.terms-list li:last-child {
    border-bottom: none;
}

.terms-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-size: 1.2rem;
    font-weight: bold;
}

.warning-box {
    background: #fff3cd;
    border-left: 4px solid #ff9800;
    padding: 20px;
    margin-top: 20px;
    border-radius: 5px;
}

.warning-text {
    color: #d32f2f;
    font-weight: 600;
    margin-top: 15px;
}

.cancel-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.cancel-table th,
.cancel-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.cancel-table th {
    background: var(--bg-light);
    color: var(--primary-color);
    font-weight: 600;
}

.cancel-highlight {
    color: #d32f2f;
    font-weight: 700;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    text-align: center;
    color: white;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.95;
}

.btn-cta-white {
    display: inline-block;
    background: white;
    color: var(--primary-color);
    padding: 20px 45px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
    transition: var(--transition);
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.2);
}

.btn-cta-white:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.3);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--text-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-logo-img {
    height: 50px;
    width: auto;
    display: block;
    filter: brightness(0) invert(1); /* 白色に変換 */
    opacity: 0.95;
}

.footer-logo-text {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    color: white;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.footer-address,
.footer-access {
    margin: 10px 0;
    font-size: 0.95rem;
}

.footer-menu h4,
.footer-contact h4 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

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

.footer-menu ul li {
    margin-bottom: 10px;
}

.footer-menu ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-menu ul li a:hover {
    color: white;
    padding-left: 5px;
}

.footer-line-btn {
    display: inline-block;
    background: var(--line-color);
    color: white;
    padding: 12px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.footer-line-btn:hover {
    background: #05b34a;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 0.9rem;
    opacity: 0.7;
}

/* ========================================
   Back to Top Button
   ======================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.back-to-top:hover {
    background: var(--accent-color);
    transform: translateY(-5px);
}

.back-to-top.show {
    display: flex;
}

/* ========================================
   Animations
   ======================================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1200px) {
    .nav-list {
        gap: 18px;
    }
    
    .nav-link {
        font-size: 0.82rem;
    }
}

@media (max-width: 1024px) {
    .nav-list {
        gap: 15px;
    }
    
    .nav-link {
        font-size: 0.8rem;
    }
}

@media (max-width: 768px) {
    /* Header */
    .hamburger {
        display: flex;
    }
    
    .nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        transition: var(--transition);
        overflow-y: auto;
    }
    
    .nav.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        padding: 30px;
        gap: 0;
    }
    
    .nav-list li {
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-link {
        display: block;
        padding: 20px 0;
    }
    
    .btn-line-header {
        display: none;
    }
    
    /* Hero */
    .hero {
        height: auto;
        min-height: 500px;
        padding: 100px 0 80px;
        background-attachment: scroll; /* モバイルでは固定背景を解除 */
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    /* Sections */
    :root {
        --section-padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-description {
        font-size: 0.95rem;
    }
    
    /* Gallery - 横スクロール対応 */
    .gallery-grid {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        gap: 15px;
        padding: 10px 0;
        -webkit-overflow-scrolling: touch;
    }
    
    .gallery-item {
        flex: 0 0 85%;
        scroll-snap-align: center;
    }
    
    /* スクロールバーのスタイリング */
    .gallery-grid::-webkit-scrollbar {
        height: 8px;
    }
    
    .gallery-grid::-webkit-scrollbar-track {
        background: var(--bg-light);
        border-radius: 10px;
    }
    
    .gallery-grid::-webkit-scrollbar-thumb {
        background: var(--primary-color);
        border-radius: 10px;
    }
    
    /* Equipment */
    .equipment-grid {
        grid-template-columns: 1fr;
    }
    
    /* Pricing */
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    /* Reviews - 横スクロール対応 */
    .reviews-grid {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        gap: 15px;
        padding: 10px 0;
        -webkit-overflow-scrolling: touch;
    }
    
    .review-card {
        flex: 0 0 85%;
        scroll-snap-align: center;
    }
    
    /* スクロールバーのスタイリング */
    .reviews-grid::-webkit-scrollbar {
        height: 8px;
    }
    
    .reviews-grid::-webkit-scrollbar-track {
        background: var(--bg-light);
        border-radius: 10px;
    }
    
    .reviews-grid::-webkit-scrollbar-thumb {
        background: var(--primary-color);
        border-radius: 10px;
    }
    
    /* Booking */
    .booking-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    /* Availability Calendar - モバイル対応 */
    .calendar-container {
        padding: 10px;
        border-radius: 10px;
    }
    
    .calendar-container iframe {
        height: 450px;
    }
    
    .calendar-note {
        padding: 15px;
        font-size: 0.9rem;
    }
    
    /* Access - モバイル対応 */
    .access-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .access-item {
        padding: 20px;
    }
    
    .access-icon {
        width: 45px;
        height: 45px;
        font-size: 1.3rem;
    }
    
    .map-container iframe {
        height: 350px;
    }
    
    /* FAQ - モバイル対応 */
    .faq-question {
        padding: 20px;
        gap: 12px;
    }
    
    .faq-q-icon {
        width: 32px;
        height: 32px;
        font-size: 0.9rem;
    }
    
    .faq-q-text {
        font-size: 0.98rem;
    }
    
    .faq-answer.active {
        padding: 20px;
    }
    
    .faq-cta {
        padding: 30px 20px;
    }
    
    .btn-line-faq {
        padding: 16px 35px;
        font-size: 1rem;
    }
    
    .btn-line-large {
        padding: 20px 40px;
        font-size: 1.1rem;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-logo-img {
        height: 40px;
    }
    
    .footer-logo-text {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.6rem;
    }
    
    .hero-subtitle {
        font-size: 0.9rem;
    }
    
    .btn-cta {
        padding: 15px 30px;
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.7rem;
    }
    
    .pricing-price {
        font-size: 2rem;
    }
    
    .btn-line-large {
        padding: 18px 35px;
        font-size: 1rem;
    }
    
    .logo a {
        font-size: 1.5rem;
        white-space: nowrap;
    }
    
    /* Availability Calendar - 小型モバイル対応 */
    .calendar-container iframe {
        height: 400px;
    }
    
    .calendar-note {
        font-size: 0.85rem;
        padding: 12px;
    }
    
    /* Access - 小型モバイル対応 */
    .access-item {
        padding: 18px;
        gap: 15px;
    }
    
    .access-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .access-details h3 {
        font-size: 1rem;
    }
    
    .map-container iframe {
        height: 300px;
    }
    
    .btn-map {
        padding: 12px 25px;
        font-size: 0.9rem;
    }
    
    /* FAQ - 小型モバイル対応 */
    .faq-question {
        padding: 18px;
        gap: 10px;
    }
    
    .faq-q-icon {
        width: 30px;
        height: 30px;
        font-size: 0.85rem;
    }
    
    .faq-q-text {
        font-size: 0.92rem;
    }
    
    .faq-icon {
        font-size: 1rem;
    }
    
    .faq-answer.active {
        padding: 18px;
    }
    
    .faq-answer p {
        font-size: 0.9rem;
    }
    
    .faq-cta {
        padding: 25px 15px;
    }
    
    .faq-cta p {
        font-size: 0.92rem;
    }
    
    .btn-line-faq {
        padding: 14px 30px;
        font-size: 0.95rem;
    }
    
    .footer-logo-img {
        height: 35px;
    }
    
    .footer-logo-text {
        font-size: 1rem;
    }
    
    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
    }
}