/* Custom styles for Heritage Book Explore page */
/* Extracted from inline styles to reduce file size */

        /* Custom styles for book page */
        .book-hero {
            background: linear-gradient(135deg, rgba(102,126,234,0.95) 0%, rgba(118,75,162,0.85) 50%, rgba(69,183,209,0.95) 100%);
            padding: 120px 0 80px;
            color: white;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .book-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image:
                radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(255,255,255,0.1) 0%, transparent 50%);
            pointer-events: none;
        }

        .book-hero-content {
            position: relative;
            z-index: 1;
        }

        .book-hero h1 {
            color: white;
            font-size: clamp(2.5rem, 6vw, 4.5rem);
            margin-bottom: 1rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
        }

        .book-hero .subtitle {
            font-size: clamp(1.2rem, 3vw, 1.8rem);
            margin-bottom: 1.5rem;
            opacity: 0.95;
            font-family: var(--font-heading);
        }

        .book-hero .tagline {
            font-size: clamp(1rem, 2vw, 1.2rem);
            max-width: 900px;
            margin: 0 auto;
            opacity: 0.9;
            line-height: 1.6;
        }

        .timeline-section {
            position: relative;
            padding: 4rem 0;
        }

        .timeline-item {
            display: flex;
            margin-bottom: 3rem;
            position: relative;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: 50px;
            top: 60px;
            bottom: -60px;
            width: 3px;
            background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
        }

        .timeline-item:last-child::before {
            display: none;
        }

        .timeline-dot {
            width: 24px;
            height: 24px;
            background: var(--gradient-primary);
            border-radius: 50%;
            flex-shrink: 0;
            margin-top: 8px;
            margin-right: 2rem;
            position: relative;
            z-index: 1;
            box-shadow: 0 0 0 8px rgba(102,126,234,0.1);
            margin-left: 38px;
        }

        .timeline-content {
            flex: 1;
            background: white;
            padding: 2rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-md);
            transition: var(--transition-smooth);
        }

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

        .timeline-year {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 0.5rem;
            font-family: var(--font-heading);
        }

        .timeline-title {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            color: var(--text-primary);
        }

        .quote-box {
            background: linear-gradient(135deg, #f7fafc 0%, #e8ecef 100%);
            padding: 3rem;
            border-radius: var(--border-radius-lg);
            border-left: 5px solid var(--primary-color);
            margin: 3rem 0;
            position: relative;
        }

        .quote-box::before {
            content: '"';
            font-size: 6rem;
            font-family: Georgia, serif;
            color: var(--primary-color);
            opacity: 0.2;
            position: absolute;
            top: 10px;
            left: 20px;
        }

        .quote-text {
            font-size: 1.3rem;
            font-style: italic;
            line-height: 1.8;
            color: var(--text-primary);
            position: relative;
            z-index: 1;
        }

        .quote-author {
            margin-top: 1rem;
            font-weight: 600;
            color: var(--primary-color);
            font-size: 1.1rem;
        }

        .family-tree {
            background: white;
            padding: 3rem;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-md);
            margin: 2rem 0;
        }

        .family-member {
            padding: 1.5rem;
            margin-bottom: 1rem;
            background: var(--gradient-card);
            border-radius: var(--border-radius);
            border-left: 4px solid var(--primary-color);
            position: relative;
            padding-left: 3rem;
        }

        .family-member::before {
            content: '\f007';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 1rem;
            top: 50%;
            transform: translateY(-50%);
            font-size: 1.5rem;
            color: var(--primary-color);
        }

        .generation-arrow {
            text-align: center;
            font-size: 2rem;
            color: var(--primary-color);
            margin: 0.5rem 0;
        }

        .achievement-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }

        .achievement-card {
            background: white;
            padding: 2rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-md);
            transition: var(--transition-smooth);
            border-top: 4px solid var(--primary-color);
        }

        .achievement-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }

        .achievement-icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }

        .achievement-card h4 {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            color: var(--text-primary);
        }

        .achievement-card ul {
            list-style: none;
            padding: 0;
        }

        .achievement-card li {
            padding: 0.5rem 0;
            padding-left: 1.5rem;
            position: relative;
            color: var(--text-secondary);
        }

        .achievement-card li::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            color: var(--accent-color);
            font-size: 0.8rem;
        }

        .themes-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }

        .theme-item {
            background: var(--gradient-card);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            text-align: center;
            transition: var(--transition-smooth);
            border: 2px solid transparent;
        }

        .theme-item:hover {
            border-color: var(--primary-color);
            transform: scale(1.05);
        }

        .theme-icon {
            font-size: 2rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }

        .connections-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
            margin: 2rem 0;
        }

        .connection-item {
            background: white;
            padding: 1rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-sm);
            text-align: center;
            font-weight: 600;
            color: var(--text-primary);
        }

        .video-container {
            max-width: 800px;
            margin: 3rem auto;
            background: white;
            padding: 2rem;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-lg);
        }

        .video-embed {
            position: relative;
            padding-bottom: 56.25%;
            height: 0;
            overflow: hidden;
            border-radius: var(--border-radius);
        }

        .video-embed iframe {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            border: none;
        }

        .cta-box {
            background: var(--gradient-primary);
            color: white;
            padding: 3rem;
            border-radius: var(--border-radius-lg);
            text-align: center;
            margin: 4rem 0;
        }

        .cta-box h3 {
            color: white;
            margin-bottom: 1rem;
        }

        .cta-box p {
            color: rgba(255,255,255,0.95);
            margin-bottom: 2rem;
        }

        .cta-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .highlight-section {
            background: linear-gradient(135deg, #f7fafc 0%, #ffffff 100%);
            padding: 3rem;
            border-radius: var(--border-radius-lg);
            margin: 3rem 0;
        }

        @media (max-width: 768px) {
            .timeline-item {
                flex-direction: column;
            }

            .timeline-item::before {
                left: 11px;
            }

            .timeline-dot {
                margin-left: 0;
                margin-bottom: 1rem;
            }

            .family-tree {
                padding: 1.5rem;
            }

            .achievement-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Visual Gallery Section Styles */
        .visual-gallery-section {
            position: relative;
        }

        .gallery-filters {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 1rem;
            margin: 2rem 0;
        }

        .gallery-filter-btn {
            padding: 0.75rem 1.5rem;
            background: white;
            border: 2px solid var(--primary-color);
            border-radius: var(--border-radius);
            color: var(--primary-color);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition-smooth);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .gallery-filter-btn:hover,
        .gallery-filter-btn.active {
            background: var(--gradient-primary);
            color: white;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .gallery-controls {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin: 2rem 0;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .view-toggle {
            display: flex;
            gap: 0.5rem;
        }

        .view-btn {
            padding: 0.5rem 1rem;
            background: white;
            border: 2px solid #e0e0e0;
            border-radius: var(--border-radius);
            color: var(--text-primary);
            cursor: pointer;
            transition: var(--transition-smooth);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .view-btn:hover,
        .view-btn.active {
            background: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }

        .gallery-counter {
            font-size: 1.1rem;
            color: var(--text-secondary);
            font-weight: 600;
        }

        .gallery-category {
            margin: 3rem 0;
        }

        .category-header {
            text-align: center;
            margin-bottom: 2rem;
        }

        .category-header h3 {
            font-size: 2rem;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
        }

        .category-description {
            font-size: 1.1rem;
            color: var(--text-secondary);
            font-style: italic;
        }

        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 2rem;
            margin: 2rem 0;
        }

        .gallery-item {
            opacity: 1;
            transform: scale(1);
            transition: var(--transition-smooth);
        }

        .gallery-item.hidden {
            display: none;
        }

        .gallery-card {
            position: relative;
            border-radius: var(--border-radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: var(--transition-smooth);
            background: white;
            height: 100%;
        }

        .gallery-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }

        .gallery-card img {
            width: 100%;
            height: 250px;
            object-fit: cover;
            display: block;
            transition: transform 0.5s ease;
        }

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

        .gallery-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
            padding: 1.5rem;
            transform: translateY(100%);
            transition: transform 0.3s ease;
        }

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

        .gallery-caption h4 {
            color: white;
            font-size: 1.2rem;
            margin-bottom: 0.5rem;
        }

        .gallery-caption p {
            color: rgba(255,255,255,0.9);
            font-size: 0.95rem;
        }

        .zoom-btn {
            position: absolute;
            top: 1rem;
            right: 1rem;
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.9);
            border: none;
            border-radius: 50%;
            color: var(--primary-color);
            font-size: 1.2rem;
            cursor: pointer;
            opacity: 0;
            transition: var(--transition-smooth);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .gallery-card:hover .zoom-btn {
            opacity: 1;
        }

        .zoom-btn:hover {
            background: var(--primary-color);
            color: white;
            transform: scale(1.1);
        }

        /* Placeholder Cards */
        .placeholder-card {
            background: var(--gradient-card);
            border: 2px dashed var(--primary-color);
            min-height: 300px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .placeholder-content {
            text-align: center;
            padding: 2rem;
            color: var(--text-primary);
        }

        .placeholder-content i {
            color: var(--primary-color);
            margin-bottom: 1rem;
            opacity: 0.6;
        }

        .placeholder-content h4 {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            color: var(--text-primary);
        }

        .placeholder-content p {
            font-size: 0.95rem;
            line-height: 1.6;
            color: var(--text-secondary);
        }

        /* Comparison Section */
        .comparison-section {
            margin-top: 4rem;
        }

        .comparison-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            margin: 2rem 0;
        }

        .comparison-card {
            background: white;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-md);
            transition: var(--transition-smooth);
            overflow: hidden;
        }

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

        .comparison-item {
            display: flex;
            align-items: center;
            padding: 2rem;
            gap: 1.5rem;
        }

        .comparison-side {
            flex: 1;
            text-align: center;
            position: relative;
        }

        .comparison-label {
            display: inline-block;
            padding: 0.25rem 0.75rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .comparison-side.then .comparison-label {
            background: #e3f2fd;
            color: #1976d2;
        }

        .comparison-side.now .comparison-label {
            background: #e8f5e9;
            color: #388e3c;
        }

        .comparison-side h4 {
            font-size: 1.2rem;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }

        .comparison-side p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .comparison-divider {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            background: var(--gradient-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.2rem;
        }

        /* Gallery Credits */
        .gallery-credits {
            margin-top: 4rem;
            padding: 2rem;
            background: white;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-md);
        }

        .gallery-credits h4 {
            text-align: center;
            font-size: 1.5rem;
            margin-bottom: 2rem;
            color: var(--text-primary);
        }

        .credits-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }

        .credit-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
        }

        .credit-item i {
            font-size: 1.5rem;
            color: var(--primary-color);
            flex-shrink: 0;
            margin-top: 0.25rem;
        }

        .credit-item p {
            font-size: 0.95rem;
            line-height: 1.6;
            color: var(--text-secondary);
        }

        .credit-item a {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 600;
        }

        .credit-item a:hover {
            text-decoration: underline;
        }

        /* List View Styles */
        .gallery-grid.list-view {
            grid-template-columns: 1fr;
        }

        .gallery-grid.list-view .gallery-card {
            display: flex;
            flex-direction: row;
        }

        .gallery-grid.list-view .gallery-card img {
            width: 300px;
            height: auto;
            min-height: 200px;
        }

        .gallery-grid.list-view .gallery-overlay {
            position: relative;
            transform: translateY(0);
            background: linear-gradient(135deg, rgba(102,126,234,0.05), rgba(118,75,162,0.05));
            display: flex;
            align-items: center;
            padding: 2rem;
            flex: 1;
        }

        .gallery-grid.list-view .gallery-caption h4 {
            color: var(--text-primary);
        }

        .gallery-grid.list-view .gallery-caption p {
            color: var(--text-secondary);
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .gallery-filters {
                flex-direction: column;
            }

            .gallery-filter-btn {
                width: 100%;
                justify-content: center;
            }

            .gallery-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .comparison-item {
                flex-direction: column;
                text-align: center;
            }

            .comparison-divider {
                transform: rotate(90deg);
            }

            .gallery-grid.list-view .gallery-card {
                flex-direction: column;
            }

            .gallery-grid.list-view .gallery-card img {
                width: 100%;
                height: 250px;
            }

            .comparison-grid {
                grid-template-columns: 1fr;
            }

            .credits-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 480px) {
            .gallery-controls {
                flex-direction: column;
                align-items: stretch;
            }

            .view-toggle {
                justify-content: center;
            }

            .gallery-counter {
                text-align: center;
            }
        }

        /* Comprehensive Timeline Section Styles */
        .comprehensive-timeline-section {
            padding: 5rem 0;
            background: linear-gradient(135deg, #ffffff 0%, #f7fafc 100%);
        }

        .section-description {
            text-align: center;
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 900px;
            margin: 1rem auto 3rem;
            line-height: 1.6;
        }

        .comprehensive-timeline {
            position: relative;
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem 0;
        }

        .comprehensive-timeline-item {
            display: grid;
            grid-template-columns: 250px 1fr;
            gap: 2rem;
            margin-bottom: 3rem;
            position: relative;
        }

        .comprehensive-timeline-item::before {
            content: '';
            position: absolute;
            left: 125px;
            top: 80px;
            bottom: -50px;
            width: 3px;
            background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
            z-index: 0;
        }

        .comprehensive-timeline-item:last-child::before {
            display: none;
        }

        .timeline-marker {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .timeline-period {
            display: inline-block;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.9rem;
            margin-bottom: 1rem;
            white-space: nowrap;
        }

        .timeline-period.education-phase {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
        }

        .timeline-period.institution-phase {
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            color: white;
        }

        .timeline-period.government-phase {
            background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
            color: white;
        }

        .timeline-period.retirement-phase {
            background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
            color: white;
        }

        .timeline-icon {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            margin-bottom: 0.5rem;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
        }

        .timeline-icon.education-icon {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
        }

        .timeline-icon.institution-icon {
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            color: white;
        }

        .timeline-icon.government-icon {
            background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
            color: white;
        }

        .timeline-icon.retirement-icon {
            background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
            color: white;
        }

        .age-marker {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            padding: 0.25rem 0.75rem;
            background: rgba(102,126,234,0.1);
            border-radius: 12px;
        }

        .timeline-card {
            background: white;
            padding: 2rem;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-md);
            transition: var(--transition-smooth);
            border-left: 4px solid var(--primary-color);
        }

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

        .timeline-card.highlight-card {
            border-left: 6px solid var(--accent-color);
            background: linear-gradient(135deg, #ffffff 0%, #f7fafc 100%);
        }

        .timeline-card.legacy-card {
            background: linear-gradient(135deg, #ffeaa7 0%, #fdcb6e 50%, #e17055 100%);
            color: white;
        }

        .timeline-card.legacy-card h3,
        .timeline-card.legacy-card li {
            color: white;
        }

        .timeline-card-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 1.5rem;
            font-family: var(--font-heading);
        }

        .timeline-events {
            list-style: none;
            padding: 0;
        }

        .timeline-events li {
            padding: 0.75rem 0;
            padding-left: 2rem;
            position: relative;
            color: var(--text-secondary);
            line-height: 1.6;
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }

        .timeline-events li:last-child {
            border-bottom: none;
        }

        .timeline-events li::before {
            content: '\f138';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            color: var(--primary-color);
            font-size: 0.9rem;
        }

        .major-achievement {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 700;
        }

        .transformative-moment {
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            color: white;
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 700;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.02); }
        }

        /* Explore Heritage Section Styles */
        .explore-heritage-section {
            padding: 5rem 0;
        }

        .explore-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }

        .explore-card {
            background: white;
            border-radius: var(--border-radius-lg);
            padding: 2rem;
            box-shadow: var(--shadow-md);
            transition: var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .explore-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: var(--gradient-primary);
        }

        .explore-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }

        .explore-card-icon {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: var(--gradient-primary);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            margin-bottom: 1.5rem;
        }

        .explore-card-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 1rem;
            font-family: var(--font-heading);
        }

        .explore-card-content h4 {
            font-size: 1.2rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }

        .explore-card-content p {
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 0.75rem;
        }

        .explore-card-content ul {
            list-style: none;
            padding: 0;
            margin: 1rem 0;
        }

        .explore-card-content li {
            padding: 0.5rem 0;
            padding-left: 1.5rem;
            position: relative;
            color: var(--text-secondary);
        }

        .explore-card-content li::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            color: var(--accent-color);
            font-size: 0.8rem;
        }

        .explore-card-link {
            display: inline-block;
            margin-top: 1rem;
            color: var(--primary-color);
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition-smooth);
        }

        .explore-card-link:hover {
            color: var(--secondary-color);
            transform: translateX(5px);
        }

        .explore-card-tag {
            margin-top: 1.5rem;
            padding: 0.75rem 1rem;
            background: linear-gradient(135deg, #f7fafc 0%, #e8ecef 100%);
            border-radius: var(--border-radius);
            font-style: italic;
            color: var(--primary-color);
            text-align: center;
            font-weight: 600;
        }

        .contact-details {
            margin: 1rem 0;
        }

        .contact-details p {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 0.75rem;
        }

        .contact-details i {
            color: var(--primary-color);
            width: 20px;
        }

        .contact-details a {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 600;
        }

        .contact-details a:hover {
            text-decoration: underline;
        }

        .heritage-cta-banner {
            background: var(--gradient-primary);
            color: white;
            padding: 3rem;
            border-radius: var(--border-radius-lg);
            text-align: center;
            margin-top: 4rem;
        }

        .heritage-cta-text {
            font-size: 1.3rem;
            line-height: 1.8;
            max-width: 900px;
            margin: 0 auto 2rem;
        }

        .heritage-cta-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* Responsive Styles for New Sections */
        @media (max-width: 768px) {
            .comprehensive-timeline-item {
                grid-template-columns: 1fr;
                gap: 1rem;
            }

            .comprehensive-timeline-item::before {
                left: 35px;
            }

            .timeline-marker {
                flex-direction: row;
                justify-content: flex-start;
                gap: 1rem;
            }

            .timeline-icon {
                width: 50px;
                height: 50px;
                font-size: 1.3rem;
            }

            .explore-cards-grid {
                grid-template-columns: 1fr;
            }

            .heritage-cta-text {
                font-size: 1.1rem;
            }

            .heritage-cta-buttons {
                flex-direction: column;
                align-items: stretch;
            }
        }

        @media (max-width: 480px) {
            .comprehensive-timeline-section,
            .explore-heritage-section {
                padding: 3rem 0;
            }

            .timeline-period {
                font-size: 0.8rem;
                padding: 0.4rem 0.8rem;
            }

            .timeline-card-title {
                font-size: 1.2rem;
            }

            .explore-card-title {
                font-size: 1.3rem;
            }

            .heritage-cta-text {
                font-size: 1rem;
            }
        }

        /* Sticky Table of Contents */
        .sticky-toc {
            position: fixed;
            right: 2rem;
            top: 50%;
            transform: translateY(-50%);
            background: white;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.15);
            padding: 1rem;
            max-width: 280px;
            max-height: 70vh;
            overflow: hidden;
            z-index: 100;
            transition: all 0.3s ease;
        }

        .sticky-toc.minimized .toc-links {
            display: none;
        }

        .sticky-toc.minimized .toc-toggle i {
            transform: rotate(180deg);
        }

        .toc-header {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding-bottom: 1rem;
            border-bottom: 2px solid var(--background-light);
            margin-bottom: 1rem;
            font-weight: 600;
            color: var(--primary-color);
        }

        .toc-header i {
            font-size: 1.2rem;
        }

        .toc-toggle {
            margin-left: auto;
            background: none;
            border: none;
            cursor: pointer;
            color: var(--primary-color);
            font-size: 1rem;
            padding: 0.25rem;
            transition: transform 0.3s ease;
        }

        .toc-toggle:hover {
            color: var(--secondary-color);
        }

        .toc-links {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
            overflow-y: auto;
            max-height: calc(70vh - 80px);
        }

        .toc-link {
            padding: 0.5rem 0.75rem;
            color: var(--text-primary);
            text-decoration: none;
            border-radius: 6px;
            font-size: 0.9rem;
            transition: all 0.2s ease;
            border-left: 3px solid transparent;
        }

        .toc-link:hover {
            background: var(--background-light);
            border-left-color: var(--primary-color);
            padding-left: 1rem;
        }

        .toc-link.active {
            background: linear-gradient(135deg, rgba(102,126,234,0.1), rgba(118,75,162,0.1));
            border-left-color: var(--primary-color);
            color: var(--primary-color);
            font-weight: 600;
        }

        @media (max-width: 1200px) {
            .sticky-toc {
                position: fixed;
                right: 1rem;
                top: auto;
                bottom: 1rem;
                transform: none;
                max-width: 250px;
            }
        }

        @media (max-width: 768px) {
            .sticky-toc {
                display: none;
            }
        }

/* Additional lightbox styles */
        /* Additional lightbox styles for download button */
        .lightbox-controls {
            position: absolute;
            bottom: 60px;
            right: 20px;
            display: flex;
            gap: 1rem;
            z-index: 10002;
        }

        .lightbox-download {
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.9);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition-smooth);
        }

        .lightbox-download:hover {
            background: var(--primary-color);
            color: white;
            transform: scale(1.1);
        }

        @media (max-width: 768px) {
            .lightbox-controls {
                bottom: 80px;
            }
        }