/* ==========================================================================
   Design System & Custom Properties (Earth Latte & Premium Forest Theme)
   ========================================================================== */
:root {
    --color-bg-primary: #FAF8F5;     /* Soft warm cream */
    --color-bg-secondary: #F3ECE3;   /* Smooth latte */
    --color-bg-white: #FFFFFF;
    
    --color-text-main: #3E322A;      /* Dark coffee roast */
    --color-text-muted: #6E5C50;     /* Muted roasted cacao */
    --color-text-light: #9B8779;     /* Soft earth gray */
    
    --color-primary: #D28C5D;        /* Warm terracotta / Wood orange */
    --color-primary-hover: #B77346;  /* Deep terracotta */
    --color-primary-light: #F9EFE6;  /* Soft blush peach */
    
    --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(62, 50, 42, 0.04);
    --shadow-md: 0 12px 30px rgba(62, 50, 42, 0.08);
    --shadow-lg: 0 24px 50px rgba(62, 50, 42, 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;
}

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 & Sidebar Layout
   ========================================================================== */
.app-container {
    display: flex;
    min-height: 100vh;
    position: relative;
}

/* Left Sidebar Fixed Navigation */
.site-sidebar {
    width: 280px;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    background-color: var(--color-bg-white);
    border-right: 1px solid rgba(62, 50, 42, 0.06);
    display: flex;
    flex-direction: column;
    padding: 40px 24px;
    transition: var(--transition-smooth);
}

/* Sidebar Brand Logo */
.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 50px;
}

.logo-emoji {
    font-size: 2.2rem;
}

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

.brand-name {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--color-text-main);
}

.brand-name .brand-dot {
    color: var(--color-primary);
}

.brand-sub {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--color-text-light);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* Sidebar Menu List */
.sidebar-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.nav-item {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 20px;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-muted);
    border-radius: var(--radius-sm);
    text-align: left;
    transition: var(--transition-smooth);
}

.nav-item .nav-icon {
    font-size: 1.25rem;
    transition: var(--transition-smooth);
}

.nav-item:hover {
    background-color: var(--color-bg-secondary);
    color: var(--color-text-main);
}

.nav-item:hover .nav-icon {
    transform: scale(1.15);
}

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

/* CTA Navigation button style */
.nav-item.nav-cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
    color: var(--color-bg-white);
    margin-top: 15px;
    box-shadow: 0 4px 12px rgba(210, 140, 93, 0.25);
}

.nav-item.nav-cta .nav-icon {
    font-size: 1.15rem;
}

.nav-item.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(210, 140, 93, 0.35);
}

.sidebar-footer {
    margin-top: auto;
    font-size: 0.78rem;
    color: var(--color-text-light);
    text-align: center;
    border-top: 1px solid rgba(62, 50, 42, 0.05);
    padding-top: 20px;
}

/* Right Main Content Area */
.main-content {
    margin-left: 280px;
    width: calc(100% - 280px);
    min-height: 100vh;
    background-color: var(--color-bg-primary);
    position: relative;
}

/* ==========================================================================
   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;
    -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 を削除して sticky 配置に対応 */
    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: sticky;
    top: 20px;
    width: 35%;
    min-width: 300px;
    height: 380px;
    overflow: hidden;
    flex-shrink: 0;
    align-self: flex-start;
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

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

.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);
}

.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: 1.85;
    color: var(--color-text-muted);
}

.blog-detail-body p {
    margin-bottom: 24px;
}

.blog-detail-body h3 {
    font-size: 1.4rem;
    margin-top: 40px;
    margin-bottom: 16px;
    color: var(--color-text-main);
    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) {
    /* 左固定サイドバーを隠し、モバイルトグル対応に */
    .site-sidebar {
        left: -280px; /* 通常時は画面外へ隠す */
    }
    
    .site-sidebar.active {
        left: 0; /* スライドイン表示 */
        box-shadow: var(--shadow-lg);
    }
    
    .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: 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 {
        width: 100%;
        height: 220px;
    }
    
    .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: 30px 20px;
    }
    .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);
}