/* ==========================================================================
   Design System & Custom Properties (Earth Latte & Premium Forest Theme)
   ========================================================================== */
:root {
    --color-bg-primary: #F5F0E8;     /* Warm beige */
    --color-bg-secondary: #EADFC9;   /* Deeper beige */
    --color-bg-white: #FFFFFF;
    --color-bg: #F5F0E8;             /* Page background */
    
    --color-text-main: #1A1A1A;      /* Dark gray text */
    --color-text-muted: #6B7280;     /* Muted gray text */
    --color-text-light: #9CA3AF;     /* Soft gray text */
    
    --color-primary: #00B4D8;        /* Clear sky blue */
    --color-primary-hover: #0077B6;  /* Dark sky blue */
    --color-primary-light: #ADE8F4;  /* Soft sky blue bg */
    --color-accent: #FFD600;         /* Pop yellow accent */
    
    --color-accent-online: #0284C7;  /* Clear Zoom blue */
    --color-accent-online-bg: #F0F9FF;
    --color-accent-offline: #D97706; /* Earth gold */
    --color-accent-offline-bg: #FEF3C7;
    
    --font-heading: 'Outfit', 'Noto Sans JP', sans-serif;
    --font-body: 'Noto Sans JP', sans-serif;
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 28px;
    --radius-round: 50%;
    
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 12px 30px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 24px 50px rgba(0, 0, 0, 0.12);
    
    --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    font-family: var(--font-body);
    color: var(--color-text-main);
    background-color: var(--color-bg-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-text-main);
    line-height: 1.3;
}

h2, h3 {
    margin-top: 2.5em;
    margin-bottom: 1em;
}
h2:first-child, h3:first-child,
.section-ja:first-child, .section-en:first-child {
    margin-top: 0;
}

p {
    line-height: 1.7;
    margin-top: 0;
    margin-bottom: 1.5em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
}

button {
    background: none;
    border: none;
    font-family: inherit;
    cursor: pointer;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    position: relative;
    background-color: var(--color-bg-primary);
}

/* Main Content Area */
.main-content {
    margin-left: 0;
    width: 100%;
    min-height: calc(100vh - 70px);
    padding-top: 70px; /* Header height offset */
    background-color: var(--color-bg-primary);
    position: relative;
}

/* Shared Navigation Item Styles */
.nav-item {
    display: inline-flex;
    align-items: center;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-text-muted);
    transition: var(--transition-smooth);
    position: relative;
}

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

.nav-item.active {
    color: var(--color-primary);
}

.nav-item.nav-cta {
    background-color: var(--color-accent);
    color: var(--color-text-main);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}

.nav-item.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ==========================================================================
   Page Sections & SPA Transitions
   ========================================================================== */
.page-section {
    display: none; /* デフォルトで非表示 */
}

/* アクティブなセクションを滑らかにフェードイン表示 */
.page-section.active {
    display: block;
    animation: slideInUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

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

.container-inner {
    max-width: 1000px;
    margin: 0 auto;
    padding: 80px 40px;
}

/* ==========================================================================
   Shared Styling Components
   ========================================================================== */
.section-title {
    text-align: center;
    font-size: 2.2rem;
    font-weight: 900;
    margin-bottom: 0.8rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 50px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-hover));
    margin: 18px auto 0;
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    font-size: 1.05rem;
    color: var(--color-text-muted);
    margin-bottom: 4rem;
    font-weight: 500;
}

.text-gradient {
    background: linear-gradient(135deg, #D28C5D 0%, #A95D2C 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Common CTAs */
.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 36px;
    font-size: 1.05rem;
    font-weight: 700;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    gap: 8px;
}

.cta-button.primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    color: var(--color-bg-white);
    box-shadow: 0 8px 24px rgba(210, 140, 93, 0.35);
}

.cta-button.primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(210, 140, 93, 0.45);
}

.cta-button.secondary {
    background-color: var(--color-bg-white);
    color: var(--color-text-main);
    border: 2px solid var(--color-bg-secondary);
    box-shadow: var(--shadow-sm);
}

.cta-button.secondary:hover {
    background-color: var(--color-bg-secondary);
    transform: translateY(-3px);
}

/* ==========================================================================
   Home Section (Hero & Achievements)
   ========================================================================== */
.hero-block {
    background-color: var(--color-bg-secondary);
    min-height: 80vh;
    padding: 80px 60px;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
    border-bottom: 1px solid rgba(62, 50, 42, 0.05);
}

.hero-content {
    max-width: 580px;
}

.hero-badge {
    display: inline-block;
    background-color: rgba(210, 140, 93, 0.12);
    color: var(--color-primary-hover);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.hero-catch {
    font-size: 3rem;
    font-weight: 900;
    line-height: 1.25;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-sub {
    font-size: 1.12rem;
    color: var(--color-text-muted);
    margin-bottom: 40px;
    font-weight: 500;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-image-wrapper {
    height: 420px;
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Achievements grid in Home */
.achievement-block {
    padding: 80px 60px;
}

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

.achievement-card {
    background-color: var(--color-bg-white);
    padding: 40px 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(62, 50, 42, 0.03);
    text-align: center;
    transition: var(--transition-smooth);
}

.achievement-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.ach-icon {
    font-size: 3.2rem;
    margin-bottom: 16px;
}

.ach-number-wrapper {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin-bottom: 10px;
}

.ach-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

.ach-unit {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text-muted);
    margin-left: 4px;
}

.achievement-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 14px;
}

.achievement-card p {
    color: var(--color-text-muted);
    font-size: 0.92rem;
}

/* ==========================================================================
   Activities Section (Board Game Cards)
   ========================================================================== */
.activities-grid {
    display: grid;
    grid-template-columns: 1fr; /* 全幅で詳細をゆったり表示 */
    gap: 40px;
}

.activity-card {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(62, 50, 42, 0.04);
    display: flex;
    flex-direction: row; /* 横長のカードレイアウト */
    transition: var(--transition-smooth);
}

.activity-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.act-image-wrapper {
    position: relative;
    width: 35%;
    min-width: 300px;
    height: auto;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    flex-shrink: 0;
    align-self: flex-start;
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

.act-image-wrapper picture {
    display: block;
    width: 100%;
    height: 100%;
}

.act-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
    will-change: transform;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.activity-card:hover .act-img {
    transform: scale(1.03);
}

.act-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-bg-white);
}

.act-badge.offline { background-color: var(--color-accent-offline); }
.act-badge.online { background-color: var(--color-accent-online); }
.act-badge.hybrid { background: linear-gradient(90deg, var(--color-accent-offline), var(--color-accent-online)); }

.act-content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    width: 65%;
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.act-meta {
    margin-bottom: 8px;
}

.act-category {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-primary);
}

.act-card-title {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.act-desc {
    color: var(--color-text-muted);
    font-size: 0.96rem;
    margin-bottom: 24px;
}

/* Target Recommendations */
.act-recommend {
    margin-bottom: 24px;
    background-color: var(--color-bg-primary);
    padding: 20px 24px;
    border-radius: var(--radius-md);
}

.act-sub-heading {
    font-size: 1rem;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--color-text-main);
}

.recommend-list {
    list-style: none;
    padding-left: 0;
}

.recommend-list li {
    position: relative;
    padding-left: 22px;
    margin-bottom: 8px;
    font-size: 0.92rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.recommend-list li::before {
    content: '✔️';
    position: absolute;
    left: 0;
    top: 1px;
    font-size: 0.85rem;
    color: var(--color-primary);
}

.notes-list li::before {
    content: '⚠️';
    color: #E11D48;
}

/* Detail Accordion Styles */
.detail-accordion {
    border: 1px solid rgba(62, 50, 42, 0.1);
    border-radius: var(--radius-sm);
    margin-bottom: 24px;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.accordion-toggle-btn {
    width: 100%;
    padding: 14px 20px;
    background-color: var(--color-bg-white);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--color-text-muted);
    text-align: left;
    transition: var(--transition-smooth);
}

.accordion-toggle-btn:hover {
    background-color: var(--color-bg-secondary);
    color: var(--color-text-main);
}

.accordion-arrow {
    font-size: 0.75rem;
    transition: var(--transition-smooth);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    background-color: #FAF8F5;
}

.detail-accordion.active .accordion-content {
    border-top: 1px solid rgba(62, 50, 42, 0.08);
}

.inner-detail-block {
    padding: 20px 24px;
    border-bottom: 1px solid rgba(62, 50, 42, 0.05);
}

.inner-detail-block:last-child {
    border-bottom: none;
}

.inner-detail-text {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* Reviews container inside accordion */
.reviews-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 12px;
}

.review-bubble {
    background-color: var(--color-bg-white);
    padding: 16px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    border-left: 3px solid var(--color-primary);
}

.review-text {
    font-size: 0.88rem;
    color: var(--color-text-muted);
    font-style: italic;
    line-height: 1.5;
    margin-bottom: 6px;
}

.review-author {
    display: block;
    text-align: right;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--color-text-light);
}

.act-info-box {
    background-color: var(--color-bg-primary);
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    border-left: 4px solid var(--color-primary);
}

.act-location {
    font-size: 0.86rem;
    color: var(--color-text-main);
    line-height: 1.5;
}

/* Card Schedules Block */
.card-schedules {
    margin-bottom: 24px;
    padding-top: 15px;
    border-top: 1px dashed rgba(62, 50, 42, 0.1);
}

.card-schedules-title {
    font-size: 0.95rem;
    margin-bottom: 10px;
    color: var(--color-text-main);
}

.card-schedules-list {
    list-style: none;
}

.card-schedules-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.card-schedules-list .type-badge {
    font-size: 0.72rem;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 700;
    color: var(--color-bg-white);
}

.card-schedules-list .type-badge.offline { background-color: var(--color-accent-offline); }
.card-schedules-list .type-badge.online { background-color: var(--color-accent-online); }

/* Spots Left Badges */
.spots-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 800;
    border-radius: 4px;
    line-height: 1;
    margin-left: 6px;
    letter-spacing: 0.02em;
}

.spots-badge.spots-urgent {
    background-color: #FEE2E2; /* Light red */
    color: #EF4444;            /* Red */
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.spots-badge.spots-warning {
    background-color: #FFEDD5; /* Light orange */
    color: #F97316;            /* Orange */
    border: 1px solid rgba(249, 115, 22, 0.2);
}

.spots-badge.spots-normal {
    background-color: #DCFCE7; /* Light green */
    color: #10B981;            /* Green */
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.spots-badge.spots-full {
    background-color: #F3F4F6; /* Light gray */
    color: #9CA3AF;            /* Gray */
    border: 1px solid rgba(156, 163, 175, 0.2);
}

.no-schedule {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

/* Related Column Links Section */
.related-columns-area {
    margin-bottom: 28px;
    padding-top: 18px;
    border-top: 1px solid rgba(62, 50, 42, 0.08);
}

.related-title {
    font-size: 0.92rem;
    font-weight: 800;
    color: var(--color-text-main);
    margin-bottom: 10px;
}

.related-links-grid {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.related-blog-link {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--color-primary-hover);
    display: inline-flex;
    align-items: center;
    transition: var(--transition-smooth);
    width: fit-content;
    border-bottom: 1px solid transparent;
}

.related-blog-link:hover {
    color: var(--color-primary);
    transform: translateX(4px);
    border-bottom-color: var(--color-primary);
}

.mini-cta {
    width: 100%;
    padding: 14px 20px;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    box-shadow: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.mini-cta .arrow {
    transition: var(--transition-smooth);
}

.mini-cta:hover .arrow {
    transform: translateX(4px);
}

/* ==========================================================================
   Profile Section
   ========================================================================== */
.profile-card {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.profile-header {
    background: linear-gradient(135deg, #FAF8F5 0%, #EFE5DB 100%);
    padding: 50px;
    display: flex;
    align-items: center;
    gap: 40px;
    border-bottom: 1px solid rgba(62, 50, 42, 0.05);
}

.profile-avatar-container {
    flex-shrink: 0;
}

.profile-avatar {
    width: 180px;
    height: 180px;
    border-radius: var(--radius-round);
    object-fit: cover;
    border: 6px solid var(--color-bg-white);
    box-shadow: var(--shadow-md);
}

.profile-title {
    flex-grow: 1;
}

.profile-age {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-primary-hover);
    display: block;
    margin-bottom: 8px;
}

.profile-title h3 {
    font-size: 2rem;
    font-weight: 900;
}

.profile-title .sub-name {
    font-size: 1.10rem;
    color: var(--color-text-light);
    font-weight: 500;
}

.profile-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.profile-tags span {
    background-color: var(--color-bg-white);
    color: var(--color-text-muted);
    padding: 5px 14px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(62, 50, 42, 0.04);
}

.profile-body {
    padding: 50px;
}

.profile-story {
    max-width: 850px;
    margin: 0 auto;
}

.profile-story h4 {
    font-size: 1.2rem;
    font-weight: 800;
    margin-top: 36px;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.profile-story h4:first-child {
    margin-top: 0;
}

.profile-story p {
    color: var(--color-text-muted);
    font-size: 0.98rem;
    margin-bottom: 22px;
    line-height: 1.8;
}

/* ==========================================================================
   Gallery Section
   ========================================================================== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    height: 280px;
}

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

.gallery-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 24px;
    background: linear-gradient(to top, rgba(62, 50, 42, 0.9) 0%, rgba(62, 50, 42, 0.3) 60%, transparent 100%);
    color: var(--color-bg-white);
    transform: translateY(10px);
    opacity: 0;
    transition: var(--transition-smooth);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-item:hover .gallery-info {
    transform: translateY(0);
    opacity: 1;
}

.gallery-info h4 {
    font-size: 1.15rem;
    color: var(--color-bg-white);
    margin-bottom: 4px;
}

.gallery-info p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.85);
}

.gallery-item-placeholder {
    height: 100%;
    background: linear-gradient(135deg, #efe5dc 0%, #dbccc0 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    text-align: center;
    border: 2px dashed rgba(110, 92, 80, 0.2);
    border-radius: var(--radius-md);
}

.gl-emoji {
    font-size: 3rem;
    margin-bottom: 12px;
}

.gallery-item-placeholder h4 {
    font-size: 1.1rem;
    margin-bottom: 6px;
}

.gallery-item-placeholder p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ==========================================================================
   Column / Blog Section (★SEO Optimized)
   ========================================================================== */
.blog-container {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.category-heading {
    font-size: 1.45rem;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--color-text-main);
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid rgba(62, 50, 42, 0.08);
    padding-bottom: 10px;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(440px, 1fr));
    gap: 24px;
}

@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }
}

.blog-card {
    background-color: var(--color-bg-white);
    padding: 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(62, 50, 42, 0.02);
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
    overflow: hidden;
}

.blog-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.blog-date {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-text-light);
    margin-bottom: 8px;
}

.blog-card h4 {
    font-size: 1.12rem;
    font-weight: 800;
    margin-bottom: 12px;
    line-height: 1.45;
}

.blog-card h4 a:hover {
    color: var(--color-primary);
}

.blog-card p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 16px;
    flex-grow: 1;
}

.blog-more {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-top: auto;
}

/* ==========================================================================
   SPA Blog Details View Styling
   ========================================================================== */
.blog-detail-wrapper {
    background-color: var(--color-bg-white);
    padding: 50px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(62, 50, 42, 0.03);
}

.back-to-blog-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 30px;
    transition: var(--transition-smooth);
    border-bottom: 1px solid transparent;
}

.back-to-blog-btn:hover {
    color: var(--color-primary-hover);
    transform: translateX(-4px);
    border-bottom-color: var(--color-primary-hover);
}

.blog-detail-content {
    max-width: 800px;
    margin: 0 auto;
}

.blog-detail-category {
    display: inline-block;
    background-color: var(--color-primary-light);
    color: var(--color-primary-hover);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.blog-detail-date {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-bottom: 15px;
}

.blog-detail-title {
    font-size: 2.2rem;
    font-weight: 900;
    margin-bottom: 30px;
    line-height: 1.3;
}

.blog-detail-body {
    font-size: 1.02rem;
    line-height: 1.75;
    color: var(--color-text-muted);
}

.blog-detail-body p {
    margin-bottom: 1.5em;
}

.blog-detail-body h2,
.blog-detail-body h3 {
    margin-top: 2.5em;
    margin-bottom: 1em;
    color: var(--color-text-main);
}

.blog-detail-body h2 {
    font-size: 1.6rem;
    border-bottom: 2px solid var(--color-primary-light);
    padding-bottom: 8px;
}

.blog-detail-body h3 {
    font-size: 1.35rem;
    border-left: 4px solid var(--color-primary);
    padding-left: 12px;
}

/* ==========================================================================
   Reservation Form & Confirmation SPA Layout
   ========================================================================== */
.form-wrapper {
    background-color: var(--color-bg-white);
    padding: 50px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 740px;
    margin: 0 auto;
    border: 1px solid rgba(62, 50, 42, 0.03);
}

.form-desc {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: 36px;
    font-size: 1rem;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-weight: 700;
    margin-bottom: 8px;
    font-size: 0.92rem;
}

.required {
    background-color: #E11D48;
    color: var(--color-bg-white);
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 6px;
    vertical-align: middle;
}

input[type="text"],
input[type="email"],
select,
textarea {
    width: 100%;
    padding: 14px;
    border: 2px solid var(--color-bg-secondary);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text-main);
    background-color: #FDFDFD;
    transition: var(--transition-smooth);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: var(--color-bg-white);
    box-shadow: 0 0 0 3px rgba(210, 140, 93, 0.12);
}

.submit-button {
    width: 100%;
    margin-top: 15px;
    padding: 16px 24px;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    color: var(--color-bg-white);
    box-shadow: 0 6px 18px rgba(210, 140, 93, 0.2);
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(210, 140, 93, 0.3);
}

.submit-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Confirmation Table style */
.confirm-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
    margin-bottom: 35px;
    border-top: 2px solid var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
}

.confirm-table th, .confirm-table td {
    padding: 18px 16px;
    text-align: left;
    border-bottom: 1px solid rgba(62, 50, 42, 0.08);
}

.confirm-table th {
    background-color: var(--color-bg-primary);
    font-weight: 700;
    font-size: 0.92rem;
    color: var(--color-text-main);
    width: 32%;
    vertical-align: top;
}

.confirm-table td {
    font-size: 0.98rem;
    color: var(--color-text-muted);
    width: 68%;
}

.confirm-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.success-message {
    text-align: center;
    padding: 40px 20px;
    background-color: #F0FDF4;
    border: 2px solid #BBF7D0;
    border-radius: var(--radius-md);
    margin-top: 20px;
}

.success-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 16px;
}

.success-message h3 {
    color: #15803D;
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.success-message p {
    color: #166534;
}

/* ==========================================================================
   Mobile Header Bar & Media Queries
   ========================================================================== */
.menu-toggle {
    display: none; /* デフォルトPCでは非表示 */
}

/* Responsive Media Queries */
@media (max-width: 1024px) {

    
    .main-content {
        margin-left: 0;
        width: 100%;
        padding-top: 70px; /* 上部モバイルバー用の余白 */
    }
    
    /* モバイルバー（上部） */
    .menu-toggle {
        display: block;
        position: fixed;
        top: 15px;
        left: auto;
        right: 20px;
        z-index: 1001;
        background-color: var(--color-bg-white);
        box-shadow: var(--shadow-sm);
        padding: 12px;
        border-radius: 50%;
        border: 1px solid rgba(62, 50, 42, 0.08);
    }
    
    .hamburger {
        display: block;
        width: 20px;
        height: 2px;
        background-color: var(--color-text-main);
        position: relative;
        transition: var(--transition-smooth);
    }
    
    .hamburger::before, .hamburger::after {
        content: '';
        display: block;
        width: 20px;
        height: 2px;
        background-color: var(--color-text-main);
        position: absolute;
        transition: var(--transition-smooth);
    }
    
    .hamburger::before { top: -6px; }
    .hamburger::after { bottom: -6px; }
    
    /* トグルアクティブ時のハンバーガー変形 */
    .menu-toggle.active .hamburger {
        background-color: transparent;
    }
    
    .menu-toggle.active .hamburger::before {
        transform: rotate(45deg);
        top: 0;
    }
    
    .menu-toggle.active .hamburger::after {
        transform: rotate(-45deg);
        bottom: 0;
    }
    
    .hero-block {
        grid-template-columns: 1fr;
        padding: 60px 40px;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-ctas {
        justify-content: center;
    }
    
    .hero-image-wrapper {
        max-width: 500px;
        margin: 0 auto;
        height: 350px;
    }
    
    .activity-card {
        flex-direction: column;
    }
    
    .act-image-wrapper {
        position: relative;
        width: 100%;
        height: auto;
        aspect-ratio: 4 / 3;
        flex: none;
        overflow: hidden;
        min-width: 0;
        align-self: stretch;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }
    
    .act-content {
        width: 100%;
        padding: 30px 20px;
    }
}

@media (max-width: 768px) {
    .container-inner {
        padding: 60px 20px;
    }
    .hero-block {
        padding: 40px 20px;
    }
    .hero-catch {
        font-size: 2.2rem;
    }
    .hero-image-wrapper {
        height: 260px;
    }
    .achievement-block {
        padding: 60px 20px;
    }
    .profile-header {
        flex-direction: column;
        text-align: center;
        padding: 30px;
        gap: 24px;
    }
    .profile-tags {
        justify-content: center;
    }
    .profile-body {
        padding: 30px 20px;
    }
    .confirm-table th {
        width: 38%;
        font-size: 0.88rem;
    }
    .confirm-table td {
        font-size: 0.92rem;
    }
    .blog-detail-wrapper {
        padding: 24px 16px;
    }
    .blog-detail-body h2,
    .blog-detail-body h3 {
        margin-top: 2.5em;
        margin-bottom: 1.0em;
    }
    .blog-detail-title {
        font-size: 1.6rem;
    }
}

/* Dropdown Placeholder styling details */
select:invalid, select:has(option[value=""]:checked) {
    color: var(--color-text-light);
}
select option {
    color: var(--color-text-main);
}
select option[disabled] {
    color: var(--color-text-light);
}

/* ==========================================================================
   Quick Info Grid & Fee Section Added
   ========================================================================== */

/* Quick Info Grid for Activity Card */
.act-quick-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
    background-color: var(--color-bg-secondary);
    padding: 16px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(62, 50, 42, 0.05);
}

.info-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.info-icon {
    font-size: 1.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-bg-white);
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
}

.info-text-wrapper {
    display: flex;
    flex-direction: column;
}

.info-label {
    font-size: 0.75rem;
    color: var(--color-text-light);
    font-weight: 700;
}

.info-val {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-text-main);
}

.info-val.font-highlight {
    color: var(--color-primary-hover);
    font-size: 1rem;
}

/* Fee Section */
.fee-block {
    background-color: var(--color-bg-primary);
    padding: 80px 60px;
    border-top: 1px solid rgba(62, 50, 42, 0.05);
}

.fee-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.fee-card {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(62, 50, 42, 0.04);
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.fee-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
}

.fee-card.offline::before {
    background: linear-gradient(90deg, var(--color-accent-offline), var(--color-primary));
}

.fee-card.online::before {
    background: linear-gradient(90deg, var(--color-accent-online), #38BDF8);
}

.fee-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.fee-header {
    margin-bottom: 20px;
}

.fee-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.78rem;
    font-weight: 800;
    margin-bottom: 10px;
}

.fee-card.offline .fee-badge {
    background-color: var(--color-accent-offline-bg);
    color: var(--color-accent-offline);
}

.fee-card.online .fee-badge {
    background-color: var(--color-accent-online-bg);
    color: var(--color-accent-online);
}

.fee-card h3 {
    font-size: 1.35rem;
    font-weight: 800;
}

.fee-price {
    margin-bottom: 24px;
    display: flex;
    align-items: baseline;
}

.fee-price .currency {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--color-text-main);
    margin-right: 4px;
}

.fee-price .price-number {
    font-size: 3.2rem;
    font-weight: 900;
    line-height: 1;
    color: var(--color-text-main);
}

.fee-price .tax {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-left: 6px;
    font-weight: 700;
}

.fee-price .price-free {
    font-size: 3.2rem;
    font-weight: 900;
    line-height: 1;
    color: var(--color-accent-online);
}

.fee-desc {
    font-size: 0.92rem;
    color: var(--color-text-muted);
    margin-bottom: 24px;
    line-height: 1.6;
}

.fee-features {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
    margin-top: auto;
}

.fee-features li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 10px;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.fee-features li::before {
    content: '✦';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

.fee-card.online .fee-features li::before {
    color: var(--color-accent-online);
}

.fee-notice {
    text-align: center;
    margin-top: 30px;
    font-size: 0.85rem;
    color: var(--color-text-light);
    font-weight: 500;
}

/* Responsive adjustments for added styles */
@media (max-width: 1024px) {
    .fee-block {
        padding: 60px 40px;
    }
}

@media (max-width: 768px) {
    .act-quick-info {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 12px;
    }
    .fee-block {
        padding: 60px 20px;
    }
    .fee-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .fee-card {
        padding: 30px 20px;
    }
}

/* ==========================================================================
   FAQ Section Styles
   ========================================================================== */
.faq-block {
    background-color: var(--color-bg-primary);
    padding: 80px 60px;
    border-top: 1px solid rgba(62, 50, 42, 0.05);
}

.faq-question {
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-heading);
    transition: var(--transition-smooth);
    outline: none;
}

.faq-question:hover {
    background-color: rgba(210, 140, 93, 0.03);
}

.faq-icon {
    font-size: 0.8rem;
    transition: var(--transition-smooth);
}

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

@media (max-width: 768px) {
    .faq-block {
        padding: 60px 20px;
    }
}

/* ==========================================================================
   Activity Detail Card Styles (1-Column Stack Layout for Detail Page)
   ========================================================================== */
.activity-detail-card {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(62, 50, 42, 0.04);
    margin-top: 20px;
    margin-bottom: 40px;
    display: block;
}

.activity-detail-card .act-image-wrapper {
    width: 100%;
    max-width: 100%;
    margin: 0;
    aspect-ratio: 2 / 1;
    height: auto;
    position: relative;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    overflow: hidden;
    box-shadow: none;
}

.activity-detail-card .act-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    will-change: transform;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.activity-detail-card .act-detail-content {
    padding: 50px 60px;
    display: flex;
    flex-direction: column;
    width: 100%;
    box-sizing: border-box;
}

.activity-detail-card .act-quick-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 24px;
    margin-bottom: 24px;
    background-color: var(--color-bg-primary);
    padding: 24px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(62, 50, 42, 0.03);
}

.activity-detail-card .act-detail-stack {
    display: flex;
    flex-direction: column;
    gap: 35px;
}

.activity-detail-card .inner-detail-block {
    margin-bottom: 0;
    box-shadow: none;
    transition: var(--transition-smooth);
}

@media (max-width: 768px) {
    .activity-detail-card .act-image-wrapper {
        max-width: 100%;
        margin: 0;
        aspect-ratio: 2 / 1;
        height: auto;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }
    .activity-detail-card .act-detail-content {
        padding: 30px 20px;
    }
    .activity-detail-card .act-quick-info {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 20px 16px;
    }
}

/* Event Detail Page - Custom Spacing to bring content higher up */
.event-detail-container {
    padding-top: 30px !important;
}

@media (max-width: 768px) {
    .event-detail-container {
        padding-top: 15px !important;
    }
}

/* ==========================================================================
   New Layout Styles: Header, Mobile Drawer, and Footer
   ========================================================================== */

/* Top Fixed Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 70px;
    background-color: var(--color-bg-white);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: var(--transition-smooth);
}

.site-header.scrolled {
    box-shadow: var(--shadow-sm);
}

.header-inner {
    max-width: 1200px;
    height: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-brand {
    display: flex;
    align-items: center;
}

.header-logo {
    height: 48px;
    width: auto;
    display: block;
    transition: var(--transition-smooth);
}

/* Header Nav Menu */
.header-nav ul {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 20px;
}

.header-nav .nav-item {
    font-size: 0.9rem;
    padding: 6px 12px;
    color: var(--color-text-main);
}

.header-nav .nav-item.active::after {
    content: '';
    position: absolute;
    bottom: -18px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 2px;
}

.header-nav .nav-item.nav-cta.active::after {
    display: none;
}

/* Header Right Area */
.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-sns {
    display: flex;
    align-items: center;
    gap: 16px;
}

.sns-link {
    color: var(--color-text-muted);
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
}

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

.sns-icon {
    width: 20px;
    height: 20px;
}

/* Header Hamburger Button */
.header-right .menu-toggle {
    display: none; /* Mobile only */
    background-color: var(--color-bg-primary);
    padding: 10px;
    border-radius: 50%;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

/* Mobile Navigation Drawer */
.mobile-drawer {
    position: fixed;
    top: 70px;
    right: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background-color: var(--color-bg-white);
    z-index: 999;
    transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    padding: 40px 24px;
    box-shadow: var(--shadow-lg);
}

.mobile-drawer.active {
    right: 0;
}

.drawer-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.drawer-item {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-main);
    padding: 8px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.drawer-item.drawer-cta {
    background-color: var(--color-accent);
    padding: 14px;
    border-radius: var(--radius-sm);
    text-align: center;
    margin-top: 10px;
    border-bottom: none;
}

.drawer-sns {
    margin-top: auto;
    display: flex;
    justify-content: center;
    gap: 30px;
    padding-top: 30px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.drawer-sns .sns-icon {
    width: 28px;
    height: 28px;
}

body.no-scroll {
    overflow: hidden;
}

/* Common Footer */
.site-footer {
    background-color: #1E1E1E;
    color: #FFFFFF;
    padding: 60px 24px;
    margin-top: auto;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
    text-align: center;
}

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

.footer-brand .footer-mono-logo {
    height: 36px;
    width: auto;
    opacity: 0.8;
    transition: var(--transition-smooth);
}

.footer-nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px;
}

.footer-nav a {
    color: #A3A3A3;
    font-size: 0.95rem;
    font-weight: 500;
}

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

.footer-sns {
    display: flex;
    gap: 20px;
}

.footer-sns .sns-link {
    color: #A3A3A3;
}

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

.footer-sns .sns-icon {
    width: 24px;
    height: 24px;
}

.footer-copyright {
    font-size: 0.85rem;
    color: #737373;
    border-top: 1px solid #2D2D2D;
    width: 100%;
    padding-top: 24px;
}

/* ==========================================================================
   Home Redesign Sections Styles
   ========================================================================== */

/* Typography for English Headings */
.section-en {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 0.9;
    letter-spacing: -0.03em;
    color: rgba(0, 180, 216, 0.15); /* Transparency Sky Blue */
    text-transform: uppercase;
    margin-bottom: -15px;
    user-select: none;
}

.section-ja {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-text-main);
    position: relative;
    padding-bottom: 12px;
    margin-bottom: 40px;
}

.section-ja::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--color-primary);
    border-radius: 2px;
}

/* [1] Hero Section */
.hero-fullscreen {
    position: relative;
    width: 100%;
    height: 92vh;
    min-height: 600px;
    max-height: 1000px;
    background-color: #000000;
    overflow: hidden;
}

.hero-bg-picture {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-fullscreen-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 15%;
    opacity: 1.0;
    filter: brightness(1.3) contrast(1.05) saturate(1.1);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.65) 0%, transparent 50%),
                linear-gradient(to right, rgba(0, 0, 0, 0.4) 0%, transparent 60%);
    z-index: 2;
    pointer-events: none;
}

/* スクロール誘導矢印アニメーション */
.scroll-down-indicator {
    position: absolute;
    bottom: 25px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
}

.scroll-arrow {
    display: block;
    width: 16px;
    height: 16px;
    border-right: 2px solid rgba(255, 255, 255, 0.7);
    border-bottom: 2px solid rgba(255, 255, 255, 0.7);
    transform: rotate(45deg);
    animation: bounce-arrow 2s infinite;
}

@keyframes bounce-arrow {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) rotate(45deg);
    }
    40% {
        transform: translateY(-8px) rotate(45deg);
    }
    60% {
        transform: translateY(-4px) rotate(45deg);
    }
}

/* ヒーロー内テキストの視認性コンテナ (ガラスモーフィズム風) */
.hero-fullscreen-content-inner {
    background: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    padding: 0;
    border-radius: 0;
    border: none;
    max-width: 820px;
    margin: 0;
}

.hero-fullscreen-content .main-title,
.hero-fullscreen-content .catch-copy,
.hero-fullscreen-content .sub-copy {
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8), 0 1px 3px rgba(0, 0, 0, 0.5);
}

.hero-fullscreen-content {
    position: absolute;
    bottom: 60px;
    left: 0;
    width: 100%;
    padding: 0 40px;
    max-width: 1200px;
    margin: 0 auto;
    right: 0;
    z-index: 3;
    color: #FFFFFF;
}

.hero-fullscreen-content .sub-copy {
    font-size: clamp(0.95rem, 2vw, 1.25rem);
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--color-primary);
    margin-bottom: 8px;
    display: block;
}

.hero-fullscreen-content .main-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    letter-spacing: -0.01em;
    margin-bottom: 12px;
    line-height: 1.1;
    color: #FFFFFF;
}

.hero-fullscreen-content .catch-copy {
    font-size: clamp(1rem, 2vw, 1.35rem);
    font-weight: 500;
    max-width: 750px;
    line-height: 1.6;
    margin-bottom: 30px;
    color: #E5E5E5;
}

.hero-fullscreen-content .hero-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--color-accent);
    color: #1A1A1A;
    font-size: 1.15rem;
    font-weight: 800;
    padding: 16px 36px;
    border-radius: var(--radius-sm);
    box-shadow: 0 8px 24px rgba(255, 214, 0, 0.3);
    transition: var(--transition-smooth);
}

.hero-fullscreen-content .hero-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(255, 214, 0, 0.45);
}

/* [2] Beginner Section */
.beginner-section {
    padding: 100px 40px;
    background-color: var(--color-bg-white);
}

.beginner-container {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    gap: 60px;
    align-items: center;
}

.beginner-content {
    flex: 1.2;
}

.beginner-content .sec-lead {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary-hover);
    margin-bottom: 16px;
}

.beginner-content p {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    margin-bottom: 32px;
    line-height: 1.8;
}

.beginner-points {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.point-card {
    display: flex;
    align-items: center;
    gap: 16px;
    background-color: var(--color-bg-primary);
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(0, 0, 0, 0.02);
}

.point-card .icon {
    font-size: 1.8rem;
}

.point-card .text {
    font-size: 1rem;
    font-weight: 800;
    color: var(--color-text-main);
}

.beginner-image-wrapper {
    flex: 0.8;
}

.beginner-image-wrapper img {
    width: 100%;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    object-fit: cover;
    aspect-ratio: 4 / 3;
}

/* [3] & [5] Horizontal Scroll Sliders */
.slider-section {
    padding: 100px 40px;
    background-color: var(--color-bg-primary);
}

.slider-container {
    max-width: 1200px;
    margin: 0 auto;
}

.slider-wrapper {
    display: flex;
    overflow-x: auto;
    gap: 24px;
    padding-bottom: 24px;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
}

.slider-card {
    flex: 0 0 calc(33.333% - 16px);
    min-width: 300px;
    background-color: var(--color-bg-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    scroll-snap-align: start;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.slider-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.slider-card-img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.slider-card-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.slider-card-badge {
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.slider-card-title {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--color-text-main);
    margin-bottom: 12px;
    line-height: 1.4;
}

.slider-card-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: 20px;
    line-height: 1.6;
}

.slider-card-footer {
    margin-top: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    padding-top: 16px;
}

.slider-card-price {
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--color-text-main);
}

.slider-card-price span {
    color: var(--color-primary-hover);
    font-size: 1.15rem;
}

.slider-card-link {
    font-size: 0.88rem;
    font-weight: 800;
    color: var(--color-primary-hover);
    display: flex;
    align-items: center;
    gap: 4px;
}

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

/* Slider Section Footer Cta */
.slider-cta-wrapper {
    text-align: center;
    margin-top: 40px;
}

.slider-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: var(--color-bg-white);
    border: 1px solid rgba(0, 0, 0, 0.08);
    color: var(--color-text-main);
    font-size: 1rem;
    font-weight: 800;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.slider-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background-color: var(--color-primary-light);
    color: var(--color-primary-hover);
    border-color: transparent;
}

/* [4] Testimonials Section */
.testimonials-section {
    padding: 100px 40px;
    background-color: var(--color-bg-primary);
}

.testimonials-container {
    max-width: 1200px;
    margin: 0 auto;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background-color: var(--color-bg-white);
    padding: 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(0, 0, 0, 0.02);
}

.testimonial-quote-icon {
    font-size: 3rem;
    font-family: var(--font-heading);
    color: var(--color-primary);
    opacity: 0.3;
    line-height: 1;
    margin-bottom: -15px;
    align-self: flex-start;
}

.testimonial-stars {
    color: var(--color-accent);
    font-size: 1.1rem;
    margin-bottom: 16px;
}

.testimonial-text {
    font-size: 0.98rem;
    color: var(--color-text-main);
    line-height: 1.7;
    margin-bottom: 24px;
    flex-grow: 1;
}

.testimonial-author {
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--color-text-muted);
    border-top: 1px dashed rgba(0, 0, 0, 0.08);
    padding-top: 16px;
}

/* [6] Reserve Preview Section */
.reserve-preview-section {
    padding: 100px 40px;
    background-color: var(--color-bg-white);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    text-align: center;
}

.reserve-preview-container {
    max-width: 800px;
    margin: 0 auto;
}

.reserve-preview-container p {
    font-size: 1.15rem;
    color: var(--color-text-muted);
    margin-bottom: 30px;
}

.reserve-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--color-accent);
    color: #1A1A1A;
    font-size: 1.25rem;
    font-weight: 900;
    padding: 18px 48px;
    border-radius: var(--radius-sm);
    box-shadow: 0 8px 24px rgba(255, 214, 0, 0.35);
    transition: var(--transition-smooth);
    margin-bottom: 16px;
}

.reserve-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(255, 214, 0, 0.55);
}

.reserve-meta {
    font-size: 0.85rem;
    color: var(--color-text-light);
    font-weight: 700;
}

/* ==========================================================================
   Responsive Adaptations for Header and New Sections
   ========================================================================== */
@media (max-width: 1024px) {
    .header-nav {
        display: none;
    }
    
    .header-right .menu-toggle {
        display: block;
    }
}

@media (max-width: 991px) {
    .beginner-container {
        flex-direction: column-reverse;
        gap: 40px;
    }
    
    .beginner-image-wrapper img {
        aspect-ratio: 16 / 10;
    }
    
    .slider-card {
        flex: 0 0 calc(50% - 12px);
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .site-header {
        height: 60px;
    }
    .mobile-drawer {
        top: 60px;
        height: calc(100vh - 60px);
    }
    .main-content {
        padding-top: 60px;
    }
    .header-inner {
        padding: 0 16px;
    }
    .header-sns {
        display: none;
    }
    .slider-card {
        flex: 0 0 85% !important;
    }
    .beginner-section, .slider-section, .testimonials-section, .reserve-preview-section {
        padding: 60px 20px;
    }
    .point-card {
        padding: 12px 16px;
    }
    
    /* スマホ時ヘッダーロゴ縮小 */
    .header-logo {
        height: 36px;
    }
    
    /* スマホ表示時のヒーロー画像調整 */
    .hero-fullscreen {
        background-color: #243B53; /* 余白埋めブランドカラー */
        height: auto;
        min-height: auto;
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
    }
    .hero-bg-picture {
        position: static !important; /* 浮かせず縦並びフローに乗せる */
        display: block;
        width: 100%;
        height: auto;
    }
    .hero-fullscreen-img {
        width: 100%;
        height: auto !important;
        aspect-ratio: 16 / 11; /* 人物の顔とボードゲーム面が両方収まる比率 */
        object-fit: cover;
        display: block;
    }
    .hero-fullscreen-content {
        position: static !important; /* absoluteを確実に上書きして重ねない */
        padding: 16px 20px;
        box-sizing: border-box;
        width: 100%;
        z-index: 5;
    }
    .hero-fullscreen-content-inner {
        padding: 16px 20px;
        width: 100%;
        box-sizing: border-box;
        background: rgba(255, 255, 255, 0.08); /* 背景ネイビーに馴染む薄い白ガラス */
        backdrop-filter: blur(6px);
        -webkit-backdrop-filter: blur(6px);
        border: 1px solid rgba(255, 255, 255, 0.15);
        border-radius: var(--radius-md);
    }
    .hero-fullscreen-content .main-title {
        font-size: 1.5rem;
        margin-bottom: 6px;
        color: #FFFFFF;
    }
    .hero-fullscreen-content .catch-copy {
        font-size: 0.85rem;
        margin-bottom: 12px;
        line-height: 1.4;
        color: rgba(255, 255, 255, 0.9);
    }
    .hero-fullscreen-content .hero-cta-btn {
        padding: 12px 24px;
        font-size: 0.95rem;
        width: 100%; /* スマホでボタンを押しやすく */
        justify-content: center;
    }
    .hero-logo-container {
        display: flex;
        justify-content: center;
        margin: 0 auto 12px auto;
        width: auto;
        height: auto;
    }
    .hero-logo {
        max-width: 120px; /* スマホ時は少し小さめに表示 */
        height: auto;
    }
    .hero-fullscreen-content .sub-copy {
        margin: 12px 0 8px 0; /* 適度な元の余白へ復元 */
    }
    
    /* ボードゲーム詳細ページのスマホ時カード型表示 */
    .activity-detail-card .act-quick-info {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
        padding: 0 !important;
        background-color: transparent !important;
        border: none !important;
    }
    .activity-detail-card .info-item {
        background-color: var(--color-bg-white) !important;
        border: 1px solid rgba(62, 50, 42, 0.08) !important;
        border-radius: var(--radius-md) !important;
        padding: 16px !important;
        width: 100% !important;
        box-sizing: border-box !important;
        box-shadow: var(--shadow-sm) !important;
        display: flex !important;
        align-items: center !important;
        gap: 16px !important;
        text-align: left;
    }
}

/* ==========================================================================
   個別イベント詳細ページ 追従型Sticky CTA 改善 (1カラム回帰)
   ========================================================================== */

/* 全デバイス共通：画面下部固定（Sticky）CTA */
.sticky-cta-wrapper {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 -4px 20px rgba(0,0,0,0.08);
    padding: 12px 20px;
    z-index: 999;
    border-top: 1px solid rgba(62, 50, 42, 0.05);
}

.sticky-cta-btn {
    display: block;
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    padding: 14px;
    background: var(--color-primary);
    color: var(--color-bg-white) !important;
    text-align: center;
    border-radius: var(--radius-sm);
    font-weight: 800;
    text-decoration: none;
    font-size: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.sticky-cta-btn:hover {
    background: var(--color-primary-hover);
}

/* 追従型CTAが被らないようにページ下部に余白を追加（PC・スマホ共通） */
.event-detail-container {
    padding-bottom: 90px;
}

/* ==========================================================================
   新デザイン・UX向上用追加スタイル
   ========================================================================== */

/* ヒーローフェードインアニメーション */
@keyframes heroFadeInUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-logo-container {
    opacity: 0;
    animation: heroFadeInUp 0.8s ease-out forwards;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 12px auto;
}

.hero-logo {
    width: 100%;
    max-width: 180px; /* PC時は元の幅160〜240px程度に */
    height: auto;
    display: block;
}

.hero-fullscreen-content .sub-copy {
    opacity: 0;
    animation: heroFadeInUp 0.8s ease-out 0.2s forwards;
}

.hero-fullscreen-content .main-title {
    opacity: 0;
    animation: heroFadeInUp 0.8s ease-out 0.4s forwards;
}

.hero-fullscreen-content .catch-copy {
    opacity: 0;
    animation: heroFadeInUp 0.8s ease-out 0.6s forwards;
}

.hero-fullscreen-content .hero-cta-btn {
    opacity: 0;
    animation: heroFadeInUp 0.8s ease-out 0.8s forwards;
}

/* 「詳しく見る」リンクのボタン化 */
.slider-card-link {
    display: inline-block;
    background-color: #F59E42;
    color: #FFFFFF !important;
    padding: 8px 20px;
    border-radius: 24px;
    font-weight: 700;
    font-size: 0.88rem;
    text-decoration: none;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 10px rgba(245, 158, 66, 0.25);
    text-align: center;
}

.slider-card-link:hover {
    background-color: #E2892B;
    box-shadow: 0 6px 14px rgba(245, 158, 66, 0.4);
    transform: translateY(-1px);
}

/* 参加費用テキスト色をネイビーに変更 */
.slider-card-price {
    color: #243B53;
}
.slider-card-price span {
    color: #243B53;
}

/* スライダー横スクロール改善 */
.slider-wrapper {
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    display: flex;
    gap: 16px;
    padding-bottom: 12px;
    -webkit-overflow-scrolling: touch;
}

.slider-card {
    scroll-snap-align: start;
}

/* ガイドインジケーターの制御 */
.scroll-guide-indicator {
    display: none;
    text-align: center;
    font-size: 0.82rem;
    color: var(--color-text-light);
    margin-top: 10px;
    font-weight: 700;
    letter-spacing: 0.05em;
    animation: pulse-guide 2s infinite ease-in-out;
}

@keyframes pulse-guide {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

@media (max-width: 768px) {
    .scroll-guide-indicator {
        display: block;
    }
}

/* 申込ボタン改行防止 */
.act-actions .cta-button {
    white-space: nowrap;
}

/* モバイル用改行コントロール */
.sp-only {
    display: none;
}

@media (max-width: 768px) {
    .sp-only {
        display: block;
    }
}

/* コラムカードのサムネイル */
.blog-card-thumbnail {
    width: calc(100% + 60px);
    margin-left: -30px;
    margin-top: -30px;
    margin-bottom: 20px;
    height: 200px;
    object-fit: cover;
}

/* ==========================================================================
   Detail Page Schedules responsive layout
   ========================================================================== */
/* デフォルト (PC / 大画面表示): 1行スッキリ並べる */
.card-schedules-list .schedule-item {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 12px;
    padding: 0;
    background: none;
    border: none;
    border-radius: 0;
}

.card-schedules-list .schedule-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.card-schedules-list .date-text {
    font-size: 0.92rem;
    color: var(--color-text-muted);
    font-weight: 600;
}

/* スマホ表示 (768px 以下): 見やすいカードブロック型に積み上げる */
@media (max-width: 768px) {
    .card-schedules-list .schedule-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        padding: 12px 16px;
        background-color: var(--color-bg-primary);
        border: 1px solid rgba(62, 50, 42, 0.04);
        border-radius: var(--radius-sm);
        margin-bottom: 10px;
        width: 100%;
        box-sizing: border-box;
    }
    
    .card-schedules-list .date-text {
        font-size: 0.92rem;
        color: var(--color-text-main);
        font-weight: 700;
        line-height: 1.4;
    }
}

/* Flow Section Styles */
.flow-steps {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.flow-step-card {
    background-color: var(--color-bg-white);
    padding: 30px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 180, 216, 0.05);
    text-align: center;
    position: relative;
    transition: var(--transition-smooth);
}

.flow-step-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.flow-step-card .step-num {
    font-family: 'Outfit', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    color: rgba(0, 180, 216, 0.15);
    line-height: 1;
    margin-bottom: 12px;
}

.flow-step-card h3 {
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--color-text-main);
}

.flow-step-card p {
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--color-text-muted);
    margin: 0;
}

@media (max-width: 992px) {
    .flow-steps {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .flow-steps {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    .flow-step-card {
        padding: 24px 20px;
    }
}

/* Safety Policy Section Styles */
.safety-box {
    background: var(--color-bg-white);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0, 180, 216, 0.1);
}

.safety-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    align-items: flex-start;
}

.safety-item:last-child {
    margin-bottom: 0;
}

.safety-icon {
    font-size: 2rem;
    background: rgba(0, 180, 216, 0.08);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-primary);
}

.safety-text h3 {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--color-text-main);
    margin-bottom: 8px;
}

.safety-text p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--color-text-muted);
    margin: 0;
}

@media (max-width: 768px) {
    .safety-box {
        padding: 24px;
    }
    .safety-item {
        flex-direction: column;
        gap: 12px;
    }
    .safety-icon {
        width: 44px;
        height: 44px;
        font-size: 1.6rem;
    }
}

/* ==========================================================================
   Redesign Custom Helper Styles
   ========================================================================== */
.beginner-points-horizontal {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 35px;
}

@media (max-width: 768px) {
    .beginner-points-horizontal {
        grid-template-columns: 1fr;
    }
}

.testimonial-rating {
    color: var(--color-accent);
    font-size: 1.2rem;
    margin-bottom: 12px;
}

/* ==========================================================================
   Smartphone Readability & Layout Enhancements (Added)
   ========================================================================== */
@media (max-width: 768px) {
    /* 1. 最適な行間の確保 */
    body, p, li, td, th, dd, dt,
    .beginner-container p,
    .inner-detail-text,
    .safety-text p,
    .blog-detail-body {
        line-height: 1.72 !important;
    }
    h1, h2, h3, h4, h5, h6,
    .section-ja, .act-card-title, .slider-card-title {
        line-height: 1.45 !important;
    }

    /* 2. 段落間のメリハリ */
    p {
        margin-top: 0 !important;
        margin-bottom: 1.5em !important;
    }
    p:last-child {
        margin-bottom: 0 !important;
    }

    /* 3. 画面端の余白 (左右 padding 20px の徹底保証) */
    .container-inner,
    .beginner-section,
    .slider-section,
    .testimonials-section,
    .reserve-preview-section,
    .fee-block,
    .achievement-block,
    .faq-block,
    .safety-section,
    .activity-detail-card,
    .blog-detail-wrapper,
    .profile-body,
    .gallery-container {
        padding-left: 20px !important;
        padding-right: 20px !important;
    }

    /* 4. 見出しの視認性 (margin-top: 2.5em) */
    h2, h3, .section-ja {
        margin-top: 2.5em !important;
        margin-bottom: 1.0em !important;
    }
    
    /* セクションやコンテナの先頭要素における上部余白のリセット */
    h2:first-child, h3:first-child,
    .section-ja:first-child, .section-en:first-child,
    .beginner-content > h2:first-of-type,
    .reserve-preview-container > h2:first-of-type,
    .safety-container > h2:first-of-type,
    .achievement-container > h2:first-of-type,
    .testimonials-container > h2:first-of-type,
    .slider-container > h2:first-of-type,
    .fee-container > h2:first-of-type,
    .activity-detail-card h1:first-child,
    .activity-detail-card h2:first-child,
    .activity-detail-card h3:first-child,
    .inner-detail-block h2:first-child,
    .blog-detail-body h2:first-of-type,
    .blog-detail-body h3:first-of-type {
        margin-top: 0 !important;
    }
}