/* ============================================================
   BUP THEME — Modern Blue Academic Journal Layout
   Pure CSS (bypasses OJS LESS compiler)
   Color Palette: Royal Blue #1565C0 / #1976D2 / #1E88E5
   ============================================================ */

/* ============================================================
   1. BASE / BODY
   ============================================================ */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif !important;
    background-color: #f0f5fa !important;
    color: #1e2d3d;
    line-height: 1.65;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a { color: #1565C0; text-decoration: none; transition: color 0.2s ease; }
a:hover { color: #0D47A1; }

/* ============================================================
   2. HEADER — Full-width banner logo + dark navigation bar
   ============================================================ */
.pkp_structure_head {
    background-color: transparent !important;
    box-shadow: none !important;
    border-bottom: none !important;
    padding: 0 !important;
}

.pkp_head_wrapper {
    max-width: 1200px !important;
    width: 100% !important;
    padding: 0 !important;
    margin: 20px auto 0 auto !important;
    background: #ffffff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border-radius: 6px 6px 0 0;
    overflow: visible !important; /* Allow dropdowns to overflow without being clipped */
}

/* Logo area — boxed banner */
.pkp_site_name_wrapper {
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    background: #1565C0 !important;
    height: auto !important; /* Force auto height on mobile to display banner fully */
    position: relative !important;
}

.pkp_site_name {
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    text-align: center;
    position: relative !important; /* Force relative on mobile */
    left: auto !important;
    right: auto !important;
    overflow: visible !important;
}

.pkp_site_name .is_img {
    display: block !important;
    width: 100% !important;
}

.pkp_site_name .is_img img {
    width: 100% !important;
    height: auto !important;
    max-width: 100% !important;
    max-height: none !important;
    object-fit: cover;
    object-position: center;
    display: block !important;
    margin: 0 auto;
    padding: 0 !important;
}

.pkp_site_name .is_text {
    display: block;
    padding: 25px 20px;
    font-size: 1.8rem;
    font-weight: 800;
    color: #ffffff;
    text-decoration: none;
    letter-spacing: -0.5px;
}

/* Navigation bar — dark navy */
.pkp_site_nav_menu {
    background-color: #1565C0 !important;
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 15px !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: stretch !important;
    border-top: 1px solid rgba(255,255,255,0.08) !important;
}

.pkp_navigation_primary_row {
    background-color: transparent !important;
    border: none !important;
    box-shadow: none !important;
    width: 100%;
}

.pkp_navigation_primary_wrapper {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
}

/* Primary nav items */
.pkp_navigation_primary {
    display: flex !important;
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

.pkp_navigation_primary > li {
    margin: 0 !important;
    position: relative;
}

.pkp_navigation_primary > li > a {
    display: block !important;
    padding: 14px 20px !important;
    font-size: 0.82rem !important;
    font-weight: 700 !important;
    color: rgba(255,255,255,0.85) !important;
    text-transform: uppercase !important;
    letter-spacing: 0.8px !important;
    text-decoration: none !important;
    transition: all 0.25s ease !important;
    white-space: nowrap;
    border-bottom: 3px solid transparent !important;
    background: transparent !important;
}

.pkp_navigation_primary > li > a:hover,
.pkp_navigation_primary > li > a:focus {
    color: #ffffff !important;
    background-color: rgba(255,255,255,0.08) !important;
    border-bottom-color: #42A5F5 !important;
}

/* Dropdown menu */
.pkp_navigation_primary > li > ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #ffffff;
    min-width: 220px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
    border-radius: 0 0 4px 4px;
    z-index: 100;
    padding: 6px 0;
    border: 1px solid #d9e2ec;
}

.pkp_navigation_primary > li:hover > ul,
.pkp_navigation_primary > li:focus-within > ul {
    display: block;
}

.pkp_navigation_primary > li > ul li a {
    display: block !important;
    padding: 11px 20px !important;
    font-size: 0.82rem !important;
    font-weight: 600 !important;
    color: #1e2d3d !important;
    text-transform: none !important;
    letter-spacing: 0 !important;
    border-bottom: none !important;
}

.pkp_navigation_primary > li > ul li a:hover {
    background-color: #f0f4f8 !important;
    color: #1565C0 !important;
}

/* Search icon */
.pkp_navigation_search_wrapper {
    margin-left: auto;
}

.pkp_search.pkp_search_desktop {
    color: rgba(255,255,255,0.7) !important;
    padding: 14px 20px;
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-decoration: none !important;
}

.pkp_search.pkp_search_desktop:hover {
    color: #ffffff !important;
}

/* User nav (Register/Login top utility bar) */
.pkp_navigation_user_wrapper {
    position: relative !important;
    width: 100% !important;
    background-color: #0d47a1 !important; /* Elegant dark blue top bar */
    border-bottom: 1px solid rgba(255,255,255,0.1) !important;
    display: flex !important;
    justify-content: flex-end !important;
    padding: 0 15px !important;
    z-index: 20 !important;
    border-top-left-radius: 6px !important;
    border-top-right-radius: 6px !important;
}

.pkp_navigation_user {
    display: flex !important;
    flex-direction: row !important;
    list-style: none !important;
    margin: 0 0 0 auto !important; /* Align right on desktop */
    padding: 0 !important;
    width: auto !important;
    justify-content: flex-end !important;
}

.pkp_navigation_user li {
    margin: 0 !important;
    display: block !important;
}

.pkp_navigation_user li a {
    display: block !important;
    padding: 8px 16px !important;
    font-size: 0.75rem !important;
    font-weight: 600 !important;
    color: rgba(255, 255, 255, 0.9) !important;
    text-transform: uppercase !important;
    letter-spacing: 0.8px !important;
    text-decoration: none !important;
    white-space: nowrap;
    transition: all 0.2s ease !important;
}

.pkp_navigation_user li a:hover,
.pkp_navigation_user li a:focus {
    color: #ffffff !important;
    background-color: rgba(255, 255, 255, 0.15) !important;
}


/* ============================================================
   3. CONTENT AREA — Two-column with sidebar
   ============================================================ */
.pkp_structure_content {
    max-width: 1200px !important;
    width: 100% !important;
    margin: 0 auto !important;
    padding: 25px 0 !important; /* Remove horizontal padding on desktop for perfect alignment with header */
}

.pkp_structure_content.has_sidebar {
    display: flex !important;
    gap: 25px !important;
}

.pkp_structure_content.has_sidebar .pkp_structure_main {
    flex: 1 !important;
    min-width: 0 !important;
    order: 1;
}

.pkp_structure_content.has_sidebar .pkp_structure_sidebar {
    flex: 0 0 280px !important;
    width: 280px !important;
    order: 2;
}

.pkp_structure_main {
    background: #ffffff !important;
    padding: 40px !important;
    border-radius: 4px !important;
    box-shadow: 0 1px 4px rgba(0,0,0,0.06) !important;
    border: 1px solid #d9e2ec !important;
    margin: 0 !important;
    overflow: hidden;
}

/* Homepage image */
.homepage_image {
    margin: 0 !important;
    padding: 0 !important;
}

.homepage_image img {
    width: 100% !important;
    height: auto !important;
    display: block !important;
}

/* About section */
.homepage_about {
    padding: 0 0 35px 0 !important;
    margin-bottom: 35px;
    border-bottom: 1px solid #d9e2ec;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.homepage_about h2 {
    font-size: 1rem !important;
    font-weight: 700 !important;
    color: #1565C0 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.5px;
    margin: 0 0 15px 0 !important;
    padding-bottom: 10px !important;
    border-bottom: 2px solid #1565C0 !important;
    display: inline-block;
}

/* Current Issue */
.current_issue {
    padding: 0 !important;
}

.current_issue > h2 {
    background-color: #1565C0 !important;
    color: #ffffff !important;
    font-size: 0.95rem !important;
    font-weight: 700 !important;
    text-transform: uppercase !important;
    letter-spacing: 1px !important;
    padding: 14px 20px !important;
    margin: 0 0 20px 0 !important;
    border-bottom: 3px solid #42A5F5 !important;
}

.current_issue .current_issue_title {
    padding: 15px 20px !important;
    margin-bottom: 15px !important;
    font-size: 0.95rem !important;
    font-weight: 600 !important;
    color: #1e2d3d !important;
    background: #f8fafc !important;
    border-bottom: 1px solid #d9e2ec !important;
}

.current_issue .read_more {
    display: inline-flex !important;
    align-items: center !important;
    margin: 25px 0 0 0 !important;
    padding: 10px 22px !important;
    background-color: #1565C0 !important;
    color: #ffffff !important;
    font-weight: 700 !important;
    font-size: 0.78rem !important;
    text-transform: uppercase !important;
    letter-spacing: 0.8px !important;
    border-radius: 4px !important;
    text-decoration: none !important;
    transition: all 0.25s ease !important;
    border: none !important;
}

.current_issue .read_more:hover {
    background-color: #0D47A1 !important;
    text-decoration: none !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(21, 101, 192, 0.3);
}

/* Article summary */
.obj_article_summary {
    padding: 20px 10px !important;
    border-bottom: 1px solid #d9e2ec !important;
    transition: background 0.2s ease;
}

.obj_article_summary:last-child {
    border-bottom: none !important;
}

.obj_article_summary:hover {
    background-color: #f8fafc !important;
}

.obj_article_summary .title {
    font-weight: 700 !important;
    font-size: 1rem !important;
    line-height: 1.45 !important;
    margin-bottom: 6px !important;
}

.obj_article_summary .title a {
    color: #1565C0 !important;
    text-decoration: none !important;
}

.obj_article_summary .title a:hover {
    color: #0D47A1 !important;
    text-decoration: underline !important;
}

.obj_article_summary .meta .authors {
    font-size: 0.82rem !important;
    color: #627d98 !important;
    font-weight: 500;
}

/* Galley links (PDF buttons) */
.obj_galley_link {
    display: inline-block !important;
    padding: 4px 14px !important;
    background: #1565C0 !important;
    color: #ffffff !important;
    font-size: 0.72rem !important;
    font-weight: 700 !important;
    text-transform: uppercase !important;
    border-radius: 3px !important;
    text-decoration: none !important;
    margin-right: 6px !important;
    margin-top: 6px !important;
    transition: background 0.2s;
    letter-spacing: 0.3px;
}

.obj_galley_link:hover {
    background: #1976D2 !important;
    color: #ffffff !important;
    text-decoration: none !important;
}


/* ============================================================
   4. SIDEBAR — JPII Style dark blue menu blocks
   ============================================================ */
.pkp_structure_sidebar {
    order: 2;
}

.pkp_block {
    margin-bottom: 20px !important;
    border-radius: 4px !important;
    overflow: hidden !important;
    box-shadow: 0 1px 4px rgba(0,0,0,0.06) !important;
    border: 1px solid #d9e2ec !important;
    background: #ffffff !important;
}

/* Block title — dark navy header */
.pkp_block .title {
    background-color: #1565C0 !important;
    color: #ffffff !important;
    font-weight: 700 !important;
    text-transform: uppercase !important;
    padding: 12px 18px !important;
    font-size: 0.78rem !important;
    letter-spacing: 0.8px !important;
    margin: 0 !important;
    border-bottom: 3px solid #42A5F5 !important;
    border-radius: 0 !important;
    display: block !important;
}

/* Block content */
.pkp_block .content {
    padding: 0 !important;
    background: #ffffff !important;
}

/* Lists inside sidebar blocks — dark menu buttons */
.pkp_block .content ul {
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
}

.pkp_block .content ul li {
    margin: 0 !important;
    border-bottom: 1px solid rgba(255,255,255,0.06) !important;
}

.pkp_block .content ul li:last-child {
    border-bottom: none !important;
}

.pkp_block .content ul li a {
    display: flex !important;
    align-items: center !important;
    padding: 12px 18px !important;
    background-color: #1976D2 !important;
    color: rgba(255,255,255,0.85) !important;
    text-decoration: none !important;
    font-size: 0.8rem !important;
    font-weight: 600 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.5px !important;
    transition: all 0.2s ease !important;
    border-left: 3px solid transparent !important;
}

.pkp_block .content ul li a:hover,
.pkp_block .content ul li a:focus {
    background-color: #1E88E5 !important;
    color: #ffffff !important;
    border-left-color: #42A5F5 !important;
    padding-left: 22px !important;
    text-decoration: none !important;
}

/* Non-list content (images, text, custom HTML) */
.pkp_block .content p,
.pkp_block .content > div {
    padding: 15px 18px !important;
    font-size: 0.85rem !important;
    color: #1e2d3d;
    line-height: 1.6;
    text-align: center;
}

.pkp_block .content p img,
.pkp_block .content div img {
    max-width: 100% !important;
    height: auto !important;
    display: block;
    margin: 5px auto;
    border-radius: 4px;
    transition: transform 0.3s ease;
}

.pkp_block .content p img:hover,
.pkp_block .content div img:hover {
    transform: scale(1.03);
}

/* Make Submission block — special green accent */
.block_make_submission .content {
    padding: 18px !important;
    text-align: center;
}

.block_make_submission .content a {
    display: inline-block !important;
    background: #27ae60 !important;
    color: #ffffff !important;
    padding: 12px 28px !important;
    border-radius: 4px !important;
    font-weight: 700 !important;
    font-size: 0.82rem !important;
    text-transform: uppercase !important;
    letter-spacing: 0.8px !important;
    text-decoration: none !important;
    transition: all 0.25s ease !important;
    border-left: none !important;
}

.block_make_submission .content a:hover {
    background: #219a52 !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(39, 174, 96, 0.3);
}

/* Information block */
.block_information .content ul li a {
    background-color: #1976D2 !important;
}


/* ============================================================
   5. FOOTER — Dark navy with indexing logos
   ============================================================ */
.pkp_structure_footer_wrapper {
    background-color: #0D47A1 !important;
    color: rgba(255,255,255,0.7) !important;
    padding: 40px 0 30px !important;
    margin-top: 0 !important;
    border-top: 4px solid #42A5F5 !important;
}

.pkp_structure_footer {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 20px !important;
    text-align: center;
}

.pkp_footer_content {
    margin-bottom: 25px !important;
    font-size: 0.85rem !important;
    line-height: 1.7 !important;
    color: rgba(255,255,255,0.7) !important;
}

.pkp_footer_content a {
    color: #42A5F5 !important;
}

.pkp_footer_content a:hover {
    color: #90CAF9 !important;
}

.pkp_brand_footer {
    padding-top: 20px !important;
    border-top: 1px solid rgba(255,255,255,0.1) !important;
}

.pkp_brand_footer img {
    height: 35px !important;
    width: auto !important;
    opacity: 0.5;
    transition: opacity 0.3s;
}

.pkp_brand_footer img:hover {
    opacity: 0.9;
}

/* Indexing logo section in footer */
.bup-indexing-section {
    max-width: 1200px;
    margin: 0 auto 30px;
    padding: 0 20px;
    text-align: center;
}

.bup-indexing-section h3 {
    font-size: 0.75rem !important;
    color: rgba(255,255,255,0.5) !important;
    text-transform: uppercase !important;
    letter-spacing: 2px !important;
    margin-bottom: 25px !important;
    font-weight: 600 !important;
}

.bup-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
}

.bup-logos img {
    height: 55px !important;
    width: auto !important;
    max-width: 180px !important;
    object-fit: contain;
    filter: brightness(0) invert(1);
    opacity: 0.4;
    transition: all 0.3s ease;
}

.bup-logos img:hover {
    opacity: 0.9;
    transform: scale(1.08);
}


/* ============================================================
   6. ADDITIONAL CONTENT + MISC
   ============================================================ */
.additional_content {
    padding: 30px 0 !important;
    border-top: 1px solid #d9e2ec;
    font-size: 0.9rem;
    line-height: 1.7;
}

/* Mobile hamburger toggle button */
.pkp_site_nav_toggle {
    color: #ffffff !important;
    background: transparent !important;
    border: none !important;
}

/* Responsive */
@media (max-width: 768px) {
    .pkp_structure_content.has_sidebar {
        flex-direction: column !important;
        padding: 15px 10px !important;
    }

    .pkp_structure_content.has_sidebar .pkp_structure_sidebar {
        flex: none !important;
        width: 100% !important;
        order: 2;
    }

    .pkp_structure_main {
        padding: 20px !important;
    }

    .pkp_navigation_primary > li > a {
        padding: 12px 14px !important;
        font-size: 0.75rem !important;
    }
}

/* ============================================================
   7. CUSTOM TRANSLATE DROPDOWN
   ============================================================ */
.bup_navigation_translate_wrapper {
    display: flex;
    align-items: center;
    margin-left: 15px;
    position: relative;
}

.bup-translate-container {
    position: relative;
    display: inline-block;
}

.bup-translate-btn {
    background: rgba(255, 255, 255, 0.1) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    color: #ffffff !important;
    padding: 8px 14px !important;
    font-size: 0.78rem !important;
    font-weight: 700 !important;
    border-radius: 4px !important;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.25s ease !important;
}

.bup-translate-btn:hover,
.bup-translate-btn:focus {
    background: rgba(255, 255, 255, 0.2) !important;
    border-color: rgba(255, 255, 255, 0.4) !important;
    color: #ffffff !important;
    outline: none;
}

.bup-translate-btn .arrow {
    font-size: 0.65rem;
    transition: transform 0.2s ease;
}

.bup-translate-btn[aria-expanded="true"] .arrow {
    transform: rotate(180deg);
}

.bup-translate-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: #ffffff;
    min-width: 190px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    border-radius: 4px;
    border: 1px solid #d9e2ec;
    z-index: 1000;
    padding: 6px 0;
    animation: bupFadeIn 0.2s ease-out;
}

.bup-translate-dropdown.show {
    display: block;
}

.bup-translate-option {
    display: flex !important;
    align-items: center;
    gap: 10px;
    padding: 10px 16px !important;
    color: #1e2d3d !important;
    font-size: 0.82rem !important;
    font-weight: 600 !important;
    text-decoration: none !important;
    transition: background-color 0.2s ease, color 0.2s ease;
    cursor: pointer;
    border-bottom: none !important;
    text-transform: none !important;
    letter-spacing: 0 !important;
}

.bup-translate-option:hover {
    background-color: #f0f4f8 !important;
    color: #1565C0 !important;
}

.bup-translate-option.active {
    background-color: #e1f5fe !important;
    color: #0288d1 !important;
    font-weight: 700 !important;
}

.flag-icon {
    font-size: 1.1rem;
    line-height: 1;
}

@keyframes bupFadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hide the default Google Translate elements */
iframe.skiptranslate, 
.goog-te-banner-frame, 
#goog-gt-tt, 
.goog-te-balloon-frame {
    display: none !important;
    visibility: hidden !important;
}

body {
    top: 0px !important;
    position: static !important;
}

/* Fix mobile scaling / responsive */
@media (max-width: 768px) {
    .pkp_site_nav_menu {
        display: none !important; /* Hide menu on mobile by default */
        flex-direction: column !important;
        align-items: stretch !important;
        background-color: #1565C0 !important;
        padding: 0 !important;
        border-top: 1px solid rgba(255,255,255,0.15) !important;
    }

    .pkp_site_nav_menu.pkp_site_nav_menu--isOpen {
        display: flex !important; /* Show menu when toggled open */
    }

    .pkp_navigation_primary_row {
        width: 100% !important;
    }

    .pkp_navigation_primary_wrapper {
        flex-direction: column !important;
        align-items: stretch !important;
        width: 100% !important;
    }

    .pkp_navigation_primary {
        flex-direction: column !important;
        width: 100% !important;
        display: flex !important;
    }

    .pkp_navigation_primary > li {
        width: 100% !important;
        border-bottom: 1px solid rgba(255,255,255,0.1) !important;
    }

    .pkp_navigation_primary > li > a {
        display: block !important;
        width: 100% !important;
        padding: 12px 20px !important;
        border-bottom: none !important;
    }

    .pkp_navigation_search_wrapper {
        width: 100% !important;
        margin-left: 0 !important;
        border-bottom: 1px solid rgba(255,255,255,0.1) !important;
    }

    .pkp_search.pkp_search_desktop {
        display: block !important;
        width: 100% !important;
        padding: 12px 20px !important;
    }

    .pkp_navigation_user_wrapper {
        width: 100% !important;
        justify-content: center !important;
        background-color: #0d47a1 !important;
        border: none !important;
    }

    .pkp_navigation_user {
        width: auto !important;
        justify-content: center !important;
        flex-direction: row !important;
        margin: 0 !important; /* Reset desktop auto margin */
    }

    .pkp_navigation_user li {
        flex: 0 0 auto !important;
        text-align: center !important;
    }

    .bup_navigation_translate_wrapper {
        margin-left: 0;
        margin-top: 10px;
        margin-bottom: 10px;
        width: 100%;
        justify-content: center;
        display: flex !important;
    }
    
    .bup-translate-container {
        width: 100%;
    }
    
    .bup-translate-btn {
        width: 100%;
        justify-content: center;
        padding: 10px 14px !important;
    }
    
    .bup-translate-dropdown {
        left: 0;
        right: 0;
        min-width: 100%;
    }

    /* Fix table of contents clipping by adjusting negative margins to match mobile padding */
    .obj_issue_toc {
        margin-left: -20px !important;
        margin-right: -20px !important;
    }

    /* Style toggle button on mobile to overlay nicely on top-left of the banner image */
    .pkp_site_nav_toggle {
        display: block !important;
        position: absolute !important;
        top: 10px !important;
        left: 10px !important;
        background: rgba(13, 71, 161, 0.85) !important;
        color: #ffffff !important;
        border: 1px solid rgba(255,255,255,0.2) !important;
        border-radius: 4px !important;
        padding: 8px 12px !important;
        z-index: 30 !important;
        cursor: pointer !important;
    }
}

/* Restore horizontal padding on viewports smaller than 1220px to prevent content touching edges */
@media (max-width: 1220px) {
    .pkp_structure_content {
        padding: 25px 15px !important;
    }
    .pkp_head_wrapper {
        border-radius: 0 !important;
        margin-top: 0 !important;
    }
    .pkp_navigation_user_wrapper {
        border-radius: 0 !important;
    }
}

/* ============================================================
   8. MODERN FOOTER ISSN & LAYOUT
   ============================================================ */
.bup-issn-container {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin: 20px auto 35px;
    flex-wrap: wrap;
    max-width: 600px;
}

.bup-issn-card {
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    padding: 16px 24px;
    min-width: 240px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.bup-issn-card:hover {
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.bup-issn-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 6px;
    text-transform: uppercase;
}

.bup-issn-value a {
    font-size: 1.25rem !important;
    font-weight: 800 !important;
    color: #ffffff !important;
    text-decoration: none !important;
    letter-spacing: 0.5px;
    transition: color 0.2s;
}

.bup-issn-value a:hover {
    color: #90CAF9 !important;
}

.bup-issn-barcode {
    background: #ffffff;
    border-radius: 6px;
    padding: 8px 12px;
    margin-top: 14px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.1);
    transition: transform 0.2s;
}

.bup-issn-barcode:hover {
    transform: scale(1.05);
}

.bup-issn-barcode img {
    height: 38px !important;
    width: auto !important;
    display: block !important;
    object-fit: contain;
    filter: none !important;
    opacity: 1 !important;
}

/* Location and copyright refinements */
.pkp_footer_content {
    text-align: center !important;
}

.pkp_footer_content table {
    display: none !important; /* Hide old table if fallback triggers */
}

/* Show our custom display */
.pkp_footer_content .bup-issn-container {
    display: flex !important;
}

.bup-location-title {
    color: #ffffff !important;
    font-size: 0.85rem !important;
    text-transform: uppercase !important;
    letter-spacing: 1.5px !important;
    margin-top: 30px !important;
    margin-bottom: 10px !important;
    font-weight: 700 !important;
}

.bup-location-text {
    color: rgba(255, 255, 255, 0.7) !important;
    font-size: 0.85rem !important;
    line-height: 1.7 !important;
    max-width: 400px;
    margin: 0 auto !important;
}

.bup-copyright-text {
    font-size: 0.8rem !important;
    color: rgba(255, 255, 255, 0.5) !important;
    margin-top: 25px !important;
}

.bup-copyright-text a {
    color: rgba(255, 255, 255, 0.8) !important;
    font-weight: 600;
}

.bup-copyright-text a:hover {
    color: #90CAF9 !important;
}