/* Page Menu Styling */
    .page-menu {
        display: none;
    }

    .page-menu.active {
        display: block;
    }

    /* Page Tabs Styling */
    .page-tabs {
        display: flex;
        justify-content: center;
        gap: 0;
        margin: 2rem 0;
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        width: 100%;
    }

    .tab-button {
        flex: 1;
        max-width: none;
        padding: 1rem 2rem;
        background: linear-gradient(135deg, #f8f9fa, #e9ecef);
        border: none;
        color: #043160;
        font-weight: 600;
        font-size: 1.1rem;
        cursor: pointer;
        transition: all 0.3s ease;
        position: relative;
    }

    .tab-button:not(:last-child) {
        border-right: 1px solid #dee2e6;
    }

    .tab-button:hover {
        background: linear-gradient(135deg, #e9ecef, #dee2e6);
        transform: translateY(-2px);
    }

    .tab-button.active {
        background: linear-gradient(135deg, #043160, #1e5289);
        color: white;
        box-shadow: 0 4px 12px rgba(4, 49, 96, 0.3);
    }

    .tab-button.active::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: white;
    }

    /* Page Content */
    .page-content {
        display: none;
        animation: fadeIn 0.4s ease-in;
    }

    .page-content.active {
        display: block;
    }

    @keyframes fadeIn {
        from {
            opacity: 0;
            transform: translateY(10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    h3 {
        color: var(--par-title-color);
        font-weight: 600;
        font-size: 1.4rem;
        margin-top: 1.5rem;
        margin-bottom: 0.8rem;
    }

    h4 {
        color: var(--par-title-color);
        font-weight: 600;
        font-size: 1.2rem;
        margin-top: 1rem;
        margin-bottom: 0.6rem;
    }

    p {
        line-height: 1.6;
        margin-bottom: 1rem;
        text-align: justify;
    }

    em {
        font-style: italic;
        /*color: var(--par-title-color);*/
        font-weight: 500;
    }

    ul {
        line-height: 1.8;
        margin-bottom: 1.5rem;
        padding-left: 2rem;
    }

    ul li {
        margin-bottom: 0.5rem;
    }

    /* Images */
    .image-placeholder {
        width: fit-content;
        max-width: 100%;
        min-height: 180px;  
        background: rgba(139, 69, 19, 0.1);
        border: 2px dashed #d4a574;
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #8B4513;
        font-style: italic;
        margin: 20px 0;
        break-inside: avoid;
        font-size: 0.95rem;
        text-align: center;
        padding: 10px;
    }

    .image-placeholder img {
        width: 100%;
        height: auto; 
        max-height: 400px;  
        object-fit: contain;
        border-radius: 8px;
        display: block;
    }

    .figure-caption {
        max-height: 200px;
        font-size: 0.9rem;
        color: #333;
        text-align: center;
        font-style: italic;
        line-height: 1.4;
        padding: 0 10px;
        margin: 0 0 20px 0;
    }

    /* References Section */
    .references-section {
        margin-top: 3rem;
    }

    .references-toggle {
        background: linear-gradient(135deg, #043160, #1e5289);
        color: white;
        padding: 1rem 1.5rem;
        border-radius: 8px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: space-between;
        transition: all 0.3s ease;
        box-shadow: 0 2px 8px rgba(4, 49, 96, 0.3);
    }

    .references-toggle:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(4, 49, 96, 0.4);
    }

    .references-title {
        color: white;
        font-size: 1.3rem;
        font-weight: 700;
        margin: 0;
    }

    .references-arrow {
        font-size: 1.5rem;
        transition: transform 0.3s ease;
    }

    .references-toggle.active .references-arrow {
        transform: rotate(180deg);
    }

    .references-content {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease-out;
        background: white;
        border: 1px solid #e0e0e0;
        border-top: none;
        border-radius: 0 0 8px 8px;
    }

    .references-content.expanded {
        max-height: 2000px;
    }

    .references-list {
        padding: 2rem;
        list-style: none;
        margin: 0;
    }

    .references-list li {
        margin-bottom: 1rem;
        padding: 0.8rem;
        background: #f8f9fa;
        border-left: 4px solid var(--par-title-color);
        border-radius: 4px;
        line-height: 1.5;
        font-size: 0.9rem;
    }

    @media (max-width: 991px) {
        .col-md-9, .col-md-7, .col-md-5, .col-md-3 {
            flex: 0 0 100%;
            max-width: 100%;
        }
    }

    @media (max-width: 576px) {
        .tab-button {
            font-size: 0.95rem;
            padding: 0.8rem 1rem;
        }
        
        .image-placeholder.large {
            width: 100%;
        }
        
        h3 {
            font-size: 1.2rem;
        }
    }
    @media (max-width: 768px) {
        .content {
            padding: 1rem;
        }

        .page-tabs {
            flex-direction: column;
        }

        .tab-button {
            max-width: 100%;
        }

        .tab-button:not(:last-child) {
            border-right: none;
            border-bottom: 1px solid #dee2e6;
        }

        .references-toggle {
            padding: 0.8rem 1rem;
        }

        .references-title {
            font-size: 1.1rem;
        }
    }