/* Al-Kindi Professional Article Layout — scoped to article view pages only. */
body.ak-professional-article {
    --ak-navy: #073b55;
    --ak-teal: #00786f;
    --ak-teal-dark: #006b65;
    --ak-green: #68a834;
    --ak-ink: #15313d;
    --ak-muted: #5f737d;
    --ak-line: #dce7e8;
    --ak-soft: #f3f7f7;
    --ak-radius: 5px;
    color: var(--ak-ink);
}


/* Keep both header rows in document flow. This fixes the journal bar crossing the article. */
body.ak-professional-article #headerNavigationContainer,
body.ak-professional-article #stickyHeader,
body.ak-professional-article #stickyHeaders,
body.ak-professional-article .pkp_site_name_wrapper,
body.ak-professional-article .pkp_site_nav_menu {
    position: relative !important;
    inset: auto !important;
    top: auto !important;
    bottom: auto !important;
    transform: none !important;
    margin: 0 !important;
    z-index: 20 !important;
}

body.ak-professional-article #headerNavigationContainer {
    height: auto !important;
    min-height: 0 !important;
}

body.ak-professional-article .pkp_site_name_wrapper,
body.ak-professional-article .pkp_site_nav_menu,
body.ak-professional-article .custom_head {
    width: 100% !important;
    max-width: none !important;
}

body.ak-professional-article .pkp_site_nav_menu {
    background: var(--ak-teal-dark);
    box-shadow: none !important;
}

body.ak-professional-article .custom_head {
    display: grid !important;
    grid-template-columns: minmax(320px, 1fr) auto;
    align-items: center;
    padding: 0 40px !important;
    min-height: 64px;
    box-sizing: border-box;
}

body.ak-professional-article .pkp_site_name a,
body.ak-professional-article #navigationPrimary a {
    color: #fff !important;
}

body.ak-professional-article .pkp_site_name a {
    font-size: clamp(22px, 2vw, 32px) !important;
    font-weight: 700 !important;
    line-height: 1.18 !important;
}

body.ak-professional-article #navigationPrimary {
    display: flex !important;
    align-items: stretch;
    margin: 0 !important;
}

body.ak-professional-article #navigationPrimary > li > a {
    min-height: 64px;
    display: flex !important;
    align-items: center;
    padding: 0 18px !important;
    font-weight: 600;
}

body.ak-professional-article .page_article {
    width: min(100% - 48px, 1280px) !important;
    max-width: 1280px !important;
    margin: 0 auto !important;
    padding: 0 0 48px !important;
    overflow: visible !important;
}

body.ak-professional-article .page_article > .cmp_breadcrumbs {
    margin: 18px 0 !important;
    padding: 0 !important;
    font-size: 13px;
}

body.ak-professional-article .obj_article_details {
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
}

body.ak-professional-article .obj_article_details > .row,
body.ak-professional-article .ak-article-grid {
    display: grid !important;
    grid-template-columns: 176px minmax(0, 1fr) 248px !important;
    gap: 24px !important;
    align-items: start !important;
    width: 100% !important;
    min-height: 0 !important;
    height: auto !important;
    margin: 0 !important;
    padding: 0 !important;
}

body.ak-professional-article .left_content,
body.ak-professional-article .main_entry,
body.ak-professional-article .entry_details {
    position: static !important;
    float: none !important;
    clear: none !important;
    width: auto !important;
    min-width: 0 !important;
    max-width: none !important;
    height: auto !important;
    min-height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    transform: none !important;
}

body.ak-professional-article .left_content,
body.ak-professional-article .entry_details {
    align-self: start !important;
}

body.ak-professional-article .left_content {
    border: 1px solid var(--ak-line);
    border-radius: var(--ak-radius);
    overflow: hidden;
    background: #fff;
}

body.ak-professional-article .left_content > p:first-child {
    margin: 0 !important;
    padding: 16px 14px !important;
    background: var(--ak-soft);
    color: var(--ak-navy);
    font-size: 15px;
    font-weight: 700;
}

body.ak-professional-article .left_content a {
    display: block !important;
    margin: 0 !important;
    padding: 11px 14px !important;
    border-top: 1px solid #e7eeee;
    color: #45626f !important;
    font-size: 13px;
    line-height: 1.35;
    text-decoration: none !important;
}

body.ak-professional-article .left_content a:hover,
body.ak-professional-article .left_content a:focus {
    color: var(--ak-teal) !important;
    background: #eef7f6;
}

body.ak-professional-article .main_entry > * {
    max-width: 100%;
}

body.ak-professional-article .main_entry > .item,
body.ak-professional-article .main_entry > section,
body.ak-professional-article .main_entry > nav {
    margin-left: 0 !important;
    margin-right: 0 !important;
}

body.ak-professional-article .eai-trust--title {
    border: 0 !important;
    box-shadow: none !important;
    padding: 0 0 10px !important;
    min-height: 0 !important;
}

body.ak-professional-article .eai-badges {
    display: flex !important;
    flex-wrap: wrap;
    gap: 8px !important;
    padding: 0 !important;
}

body.ak-professional-article .eai-badge {
    border-radius: 4px !important;
    padding: 6px 9px !important;
    font-size: 10px !important;
    font-weight: 700 !important;
    line-height: 1 !important;
}

body.ak-professional-article .main_entry > .page_title,
body.ak-professional-article .main_entry > h1 {
    margin: 6px 0 20px !important;
    color: #142936 !important;
    font-size: clamp(25px, 2.2vw, 35px) !important;
    line-height: 1.22 !important;
    letter-spacing: -.02em;
}

body.ak-professional-article .item.authors > h2,
body.ak-professional-article .item.authors > .label {
    display: none !important;
}

body.ak-professional-article .authors.eai-native-authors {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 26px !important;
    width: 100% !important;
    margin: 0 0 26px !important;
    padding: 0 !important;
}

body.ak-professional-article .eai-native-author {
    width: auto !important;
    min-width: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
}

body.ak-professional-article .main_entry .item.abstract {
    margin: 0 0 24px !important;
    padding: 0 !important;
}

body.ak-professional-article .main_entry .item.abstract > h2,
body.ak-professional-article .main_entry .item.abstract > .label {
    margin: 0 0 10px !important;
    color: var(--ak-ink) !important;
    font-size: 22px !important;
}

body.ak-professional-article .main_entry .item.abstract .value,
body.ak-professional-article .main_entry .item.abstract p {
    color: #394d57 !important;
    font-size: 15px !important;
    line-height: 1.62 !important;
    text-align: left !important;
}

body.ak-professional-article .eai-article-information,
body.ak-professional-article .eai-article-navigation,
body.ak-professional-article .eai-tools--main,
body.ak-professional-article .eai-recommended,
body.ak-professional-article .eai-sidebar-card {
    border: 1px solid var(--ak-line) !important;
    border-radius: var(--ak-radius) !important;
    background: #fff !important;
    box-shadow: 0 4px 16px rgba(16, 49, 61, .035) !important;
    overflow: hidden;
}

body.ak-professional-article .eai-article-information {
    margin: 22px 0 16px !important;
}

body.ak-professional-article .eai-article-information > h2,
body.ak-professional-article .eai-tools--main > h2,
body.ak-professional-article .eai-sidebar-card__heading,
body.ak-professional-article .eai-native-card-heading {
    margin: 0 !important;
    padding: 14px 16px !important;
    border: 0 !important;
    border-bottom: 1px solid var(--ak-line) !important;
    background: var(--ak-soft) !important;
    color: var(--ak-navy) !important;
    font-size: 15px !important;
    line-height: 1.2 !important;
    font-weight: 700 !important;
}

body.ak-professional-article .eai-information-grid {
    display: grid !important;
    grid-template-columns: 165px minmax(0, 1fr);
    gap: 0 !important;
    margin: 0 !important;
    padding: 12px 16px !important;
}

body.ak-professional-article .eai-information-grid dt,
body.ak-professional-article .eai-information-grid dd {
    margin: 0 !important;
    padding: 7px 0 !important;
    border-bottom: 1px solid #edf2f2;
    font-size: 12px !important;
    line-height: 1.45 !important;
}

body.ak-professional-article .eai-information-grid dt { font-weight: 700; }
body.ak-professional-article .eai-information-grid dd { overflow-wrap: anywhere; }

body.ak-professional-article .eai-article-navigation {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin: 14px 0 !important;
}

body.ak-professional-article .eai-article-navigation__item {
    width: auto !important;
    min-height: 74px !important;
    padding: 12px 14px !important;
    border: 0 !important;
    color: var(--ak-teal-dark) !important;
    font-size: 11px !important;
    line-height: 1.35 !important;
    text-decoration: none !important;
}

body.ak-professional-article .eai-article-navigation__item + .eai-article-navigation__item {
    border-left: 1px solid var(--ak-line) !important;
    text-align: right;
}

body.ak-professional-article .eai-tools--main { margin: 0 0 16px !important; padding: 0 !important; }
body.ak-professional-article .eai-tool-grid {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px !important;
    padding: 12px !important;
}

body.ak-professional-article .eai-tool {
    width: auto !important;
    min-width: 0 !important;
    min-height: 34px !important;
    padding: 7px 8px !important;
    border: 1px solid var(--ak-teal) !important;
    border-radius: 4px !important;
    background: #fff !important;
    color: var(--ak-teal-dark) !important;
    font-size: 11px !important;
}

body.ak-professional-article .eai-recommended { margin: 0 !important; }
body.ak-professional-article .eai-recommended__body { padding: 0 14px 8px !important; }
body.ak-professional-article .eai-recommended__item {
    min-height: 0 !important;
    margin: 0 !important;
    padding: 11px 0 !important;
    border: 0 !important;
    border-bottom: 1px solid #e6eeee !important;
    background: transparent !important;
}
body.ak-professional-article .eai-recommended__item:last-child { border-bottom: 0 !important; }
body.ak-professional-article .eai-recommended__item h3 { margin: 0 0 4px !important; font-size: 12px !important; line-height: 1.35 !important; }
body.ak-professional-article .eai-recommended__item p { margin: 0 !important; font-size: 10px !important; line-height: 1.35 !important; color: var(--ak-muted) !important; }

body.ak-professional-article .entry_details > * { margin: 0 0 14px !important; }
body.ak-professional-article .entry_details .item.galleys {
    padding: 0 !important;
    border: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
}
body.ak-professional-article .eai-download-pdf-wrap { margin: 0 0 12px !important; }
body.ak-professional-article .eai-download-pdf {
    width: 100% !important;
    min-height: 54px !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
    border: 0 !important;
    border-radius: var(--ak-radius) !important;
    background: var(--ak-teal) !important;
    color: #fff !important;
    font-weight: 700 !important;
    box-shadow: 0 6px 16px rgba(0, 120, 111, .14);
}

body.ak-professional-article .entry_details .item.galleys > .value,
body.ak-professional-article .eai-sidebar-card__body {
    padding: 14px !important;
}

body.ak-professional-article .eai-right-info {
    display: contents !important;
}

body.ak-professional-article .eai-sidebar-card {
    width: 100% !important;
    margin: 0 0 14px !important;
}

body.ak-professional-article .eai-keywords-card__body .value {
    display: flex !important;
    flex-wrap: wrap;
    gap: 7px !important;
}

body.ak-professional-article .eai-keyword-chip {
    margin: 0 !important;
    padding: 6px 8px !important;
    border-radius: 4px !important;
    background: #eaf4f4 !important;
    color: #17647a !important;
    font-size: 10px !important;
    line-height: 1.2 !important;
    text-decoration: none !important;
}

body.ak-professional-article .pkp_structure_sidebar { display: none !important; }

@media (max-width: 1050px) {
    body.ak-professional-article .page_article { width: min(100% - 32px, 960px) !important; }
    body.ak-professional-article .obj_article_details > .row,
    body.ak-professional-article .ak-article-grid {
        grid-template-columns: 160px minmax(0, 1fr) !important;
        gap: 20px !important;
    }
    body.ak-professional-article .entry_details {
        grid-column: 2;
        display: grid !important;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px;
    }
    body.ak-professional-article .entry_details > * { margin: 0 !important; }
    body.ak-professional-article .entry_details .item.galleys { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
    body.ak-professional-article .custom_head {
        display: block !important;
        min-height: 0;
        padding: 14px 18px !important;
    }
    body.ak-professional-article .pkp_site_name a { font-size: 20px !important; }
    body.ak-professional-article #navigationPrimary { display: block !important; }
    body.ak-professional-article #navigationPrimary > li > a { min-height: 42px; padding: 0 14px !important; }
    body.ak-professional-article .page_article { width: calc(100% - 28px) !important; }
    body.ak-professional-article .obj_article_details > .row,
    body.ak-professional-article .ak-article-grid { display: block !important; }
    body.ak-professional-article .left_content { display: none !important; }
    body.ak-professional-article .main_entry { margin-bottom: 20px !important; }
    body.ak-professional-article .entry_details { display: block !important; }
    body.ak-professional-article .entry_details > * { margin-bottom: 14px !important; }
    body.ak-professional-article .authors.eai-native-authors { grid-template-columns: 1fr; }
    body.ak-professional-article .eai-information-grid { grid-template-columns: 1fr; }
    body.ak-professional-article .eai-information-grid dt { padding-bottom: 0 !important; border-bottom: 0; }
    body.ak-professional-article .eai-information-grid dd { padding-top: 3px !important; }
    body.ak-professional-article .eai-tool-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 430px) {
    body.ak-professional-article .page_article { width: calc(100% - 20px) !important; }
    body.ak-professional-article .main_entry > .page_title,
    body.ak-professional-article .main_entry > h1 { font-size: 24px !important; }
    body.ak-professional-article .eai-article-navigation { grid-template-columns: 1fr !important; }
    body.ak-professional-article .eai-article-navigation__item + .eai-article-navigation__item {
        border-left: 0 !important;
        border-top: 1px solid var(--ak-line) !important;
    }
}

@media print {
    body.ak-professional-article .left_content,
    body.ak-professional-article .entry_details,
    body.ak-professional-article .eai-tools--main,
    body.ak-professional-article .eai-article-navigation { display: none !important; }
    body.ak-professional-article .obj_article_details > .row { display: block !important; }
}

/* Version 1.1 — reference-concept article summary and navigation. */
body.ak-professional-article {
    --ak-page-bg: #f7fafb;
    background: var(--ak-page-bg);
}

body.ak-professional-article .pkp_structure_content,
body.ak-professional-article .pkp_structure_main {
    max-width: none !important;
    width: 100% !important;
    margin: 0 !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
}

body.ak-professional-article .page_article {
    width: min(100% - 40px, 1180px) !important;
    max-width: 1180px !important;
}

body.ak-professional-article .ak-article-hero {
    margin: 0 0 14px;
    border: 1px solid #d7e3e7;
    border-radius: 10px;
    background: #fff;
    box-shadow: 0 7px 24px rgba(18, 54, 67, .045);
    overflow: hidden;
}

body.ak-professional-article .ak-article-hero__top {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 238px;
    gap: 30px;
    align-items: start;
    padding: 18px 22px 16px;
}

body.ak-professional-article .ak-article-type {
    display: inline-flex;
    align-items: center;
    min-height: 22px;
    margin-bottom: 10px;
    padding: 3px 12px;
    border-radius: 999px;
    background: #e5f3d7;
    color: #4d8728;
    font-size: 12px;
    font-weight: 700;
    line-height: 1.2;
}

body.ak-professional-article .ak-article-title {
    margin: 0 !important;
    color: #202634 !important;
    font-family: inherit;
    font-size: clamp(25px, 2.25vw, 34px) !important;
    font-weight: 750 !important;
    line-height: 1.16 !important;
    letter-spacing: -.025em;
}

body.ak-professional-article .ak-hero-authors {
    margin-top: 14px;
    color: #3c4952;
    font-size: 12px;
    line-height: 1.5;
}

body.ak-professional-article .ak-hero-authors .authors,
body.ak-professional-article .ak-hero-authors .value {
    display: flex !important;
    flex-wrap: wrap;
    gap: 8px 22px;
    margin: 0 !important;
    padding: 0 !important;
}

body.ak-professional-article .ak-hero-authors .name,
body.ak-professional-article .ak-hero-authors .eai-native-author__name {
    color: #252c35;
    font-weight: 700;
}

body.ak-professional-article .ak-article-actions {
    display: grid;
    gap: 10px;
}

body.ak-professional-article .ak-action {
    box-sizing: border-box;
    width: 100%;
    min-height: 43px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 11px;
    padding: 10px 16px;
    border: 1px solid #cddde2;
    border-radius: 7px;
    background: #f8fbfc;
    color: #30444e;
    font: inherit;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.2;
    text-align: left;
    text-decoration: none !important;
    cursor: pointer;
    transition: transform .15s ease, border-color .15s ease, background .15s ease;
}

body.ak-professional-article .ak-action:hover,
body.ak-professional-article .ak-action:focus {
    border-color: var(--ak-teal);
    background: #eff8f8;
    color: var(--ak-teal-dark);
    transform: translateY(-1px);
}

body.ak-professional-article .ak-action--pdf {
    min-height: 48px;
    justify-content: center;
    border-color: #61a934;
    background: linear-gradient(135deg, #62a936, #72b840);
    color: #fff !important;
    font-size: 15px;
    font-weight: 750;
    box-shadow: 0 6px 15px rgba(94, 165, 53, .16);
}

body.ak-professional-article .ak-action--pdf:hover,
body.ak-professional-article .ak-action--pdf:focus {
    border-color: #4f972a;
    background: #569f2f;
    color: #fff !important;
}

body.ak-professional-article .ak-action--secondary::after {
    content: '\2304';
    margin-left: auto;
    font-size: 13px;
    line-height: 1;
}

body.ak-professional-article .ak-action svg,
body.ak-professional-article .ak-hero-meta svg {
    width: 20px;
    height: 20px;
    flex: 0 0 20px;
    fill: currentColor;
}

body.ak-professional-article .ak-hero-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    padding: 0 22px;
    border-top: 1px solid #e0e8eb;
}

body.ak-professional-article .ak-hero-meta__item {
    min-width: 126px;
    max-width: 360px;
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 11px 0;
    padding: 0 20px;
    border-right: 1px solid #dce6e9;
}

body.ak-professional-article .ak-hero-meta__item:first-child { padding-left: 0; }
body.ak-professional-article .ak-hero-meta__item:last-child { border-right: 0; }
body.ak-professional-article .ak-hero-meta__icon { color: #075a6b; }
body.ak-professional-article .ak-hero-meta__words { min-width: 0; display: grid; gap: 2px; }
body.ak-professional-article .ak-hero-meta small { color: #566873; font-size: 10px; line-height: 1.1; }
body.ak-professional-article .ak-hero-meta strong,
body.ak-professional-article .ak-hero-meta a {
    color: #25333c;
    font-size: 11px;
    font-weight: 500;
    line-height: 1.25;
    overflow-wrap: anywhere;
}
body.ak-professional-article .ak-hero-meta a { color: #006cb4; text-decoration: none; }

body.ak-professional-article .ak-native-title-hidden,
body.ak-professional-article .ak-native-authors-hidden {
    display: none !important;
}

body.ak-professional-article .obj_article_details > .row,
body.ak-professional-article .ak-article-grid {
    grid-template-columns: 144px minmax(0, 1fr) 286px !important;
    gap: 12px !important;
}

/* Keep the navigation, article and details in their intended columns even
   when a journal theme outputs those elements in a different source order. */
body.ak-professional-article .ak-article-grid > .ak-on-page {
    grid-column: 1 !important;
    grid-row: 1 !important;
}
body.ak-professional-article .ak-article-grid > .ak-article-main {
    grid-column: 2 !important;
    grid-row: 1 !important;
}
body.ak-professional-article .ak-article-grid > .ak-article-sidebar {
    grid-column: 3 !important;
    grid-row: 1 !important;
}

body.ak-professional-article .ak-section-heading-hidden {
    display: none !important;
}

/* Do not flatten this wrapper into the outer grid. Flattening allowed its
   individual cards (especially Keywords) to occupy unrelated grid cells. */
body.ak-professional-article .eai-right-info {
    display: block !important;
    width: 100% !important;
    min-width: 0 !important;
    margin: 0 !important;
}

body.ak-professional-article .ak-on-page {
    position: sticky !important;
    top: 18px !important;
    border: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    overflow: visible !important;
}

body.ak-professional-article .ak-on-page__title {
    margin: 8px 0 12px !important;
    padding: 0 !important;
    background: transparent !important;
    color: #273440 !important;
    font-size: 13px !important;
    font-weight: 750 !important;
}

body.ak-professional-article .ak-on-page__list {
    position: relative;
    margin: 0 !important;
    padding: 0 0 0 17px !important;
    list-style: none !important;
}

body.ak-professional-article .ak-on-page__list::before {
    content: '';
    position: absolute;
    top: 10px;
    bottom: 10px;
    left: 4px;
    width: 1px;
    background: #aabcc3;
}

body.ak-professional-article .ak-on-page__item { position: relative; }
body.ak-professional-article .ak-on-page__item::before {
    content: '';
    position: absolute;
    top: 17px;
    left: -17px;
    width: 7px;
    height: 7px;
    border: 1px solid #799aa5;
    border-radius: 50%;
    background: #fff;
}
body.ak-professional-article .ak-on-page__item:first-child::before {
    border-color: var(--ak-green);
    background: var(--ak-green);
}
body.ak-professional-article .ak-on-page a {
    padding: 10px 0 !important;
    border: 0 !important;
    background: transparent !important;
    color: #536873 !important;
    font-size: 11px !important;
}
body.ak-professional-article .ak-on-page__item:first-child a { color: #267849 !important; font-weight: 700; }

body.ak-professional-article .ak-article-main .item.abstract,
body.ak-professional-article .ak-article-main .eai-article-information,
body.ak-professional-article .ak-article-main .eai-tools--main,
body.ak-professional-article .ak-article-main .eai-recommended {
    scroll-margin-top: 20px;
    padding: 16px 18px !important;
    border: 1px solid #dce6e9 !important;
    border-radius: 9px !important;
    background: #fff !important;
    box-shadow: 0 4px 14px rgba(19, 55, 68, .035) !important;
}

body.ak-professional-article .ak-article-main .item.abstract > h2,
body.ak-professional-article .ak-article-main .item.abstract > .label {
    margin-bottom: 8px !important;
    font-size: 18px !important;
}

body.ak-professional-article .ak-article-main .item.abstract .value,
body.ak-professional-article .ak-article-main .item.abstract p {
    font-size: 13px !important;
    line-height: 1.48 !important;
}

body.ak-professional-article .ak-article-main .eai-article-information { margin-top: 10px !important; }
body.ak-professional-article .ak-article-main .eai-article-information > h2,
body.ak-professional-article .ak-article-main .eai-tools--main > h2 {
    margin: -16px -18px 11px !important;
    padding: 11px 15px !important;
    background: #f8fbfb !important;
    font-size: 14px !important;
}

body.ak-professional-article .ak-article-sidebar {
    display: flex !important;
    flex-direction: column;
    gap: 10px;
}
body.ak-professional-article .ak-article-sidebar > * { margin: 0 !important; }
body.ak-professional-article .ak-article-sidebar .item.galleys { display: none !important; }
body.ak-professional-article .ak-article-sidebar .eai-sidebar-card,
body.ak-professional-article .ak-article-sidebar .item.keywords,
body.ak-professional-article .ak-article-sidebar .item.copyright,
body.ak-professional-article .ak-article-sidebar .item.statistics {
    border: 1px solid #dce6e9 !important;
    border-radius: 9px !important;
    background: #fff !important;
    box-shadow: 0 4px 14px rgba(19, 55, 68, .035) !important;
    overflow: hidden;
}

/* Reference layout: compact white cards with clear teal headings. */
body.ak-professional-article .ak-article-main .item.abstract,
body.ak-professional-article .ak-article-main .eai-article-information,
body.ak-professional-article .ak-article-sidebar > * {
    border-color: #d7e2e6 !important;
    border-radius: 9px !important;
    background: #fff !important;
    box-shadow: 0 3px 12px rgba(18, 56, 69, .035) !important;
}

body.ak-professional-article .ak-article-main .eai-article-information {
    margin-top: 10px !important;
}

body.ak-professional-article .ak-article-sidebar .eai-sidebar-card__heading,
body.ak-professional-article .ak-article-sidebar .eai-native-card-heading,
body.ak-professional-article .ak-article-sidebar > .item > h2,
body.ak-professional-article .ak-article-sidebar > .item > .label,
body.ak-professional-article .ak-article-sidebar .eai-tools--main > h2 {
    padding: 12px 14px !important;
    border-bottom: 1px solid #e0e8eb !important;
    background: #fff !important;
    color: #182b35 !important;
    font-size: 14px !important;
    font-weight: 750 !important;
}

body.ak-professional-article .ak-keywords-card .value,
body.ak-professional-article .ak-keywords-card .eai-sidebar-card__body {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 6px !important;
    padding: 10px 12px 12px !important;
}

body.ak-professional-article .ak-keyword-chip {
    display: inline-flex !important;
    align-items: center;
    margin: 0 !important;
    padding: 5px 9px !important;
    border-radius: 5px !important;
    background: #e7f3f8 !important;
    color: #006aa0 !important;
    font-size: 11px !important;
    line-height: 1.15 !important;
    font-weight: 500 !important;
}

body.ak-professional-article .ak-article-sidebar .eai-tool-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 8px !important;
    padding: 10px 12px 12px !important;
}

body.ak-professional-article .ak-article-sidebar .eai-tool {
    min-height: 34px !important;
    border-color: #a9c1cb !important;
    color: #17495e !important;
}

body.ak-professional-article .ak-article-sidebar .item.copyright .value,
body.ak-professional-article .ak-article-sidebar .eai-license-card .eai-sidebar-card__body {
    padding: 10px 14px 14px !important;
    font-size: 11px !important;
    line-height: 1.45 !important;
}

@media (max-width: 1050px) {
    body.ak-professional-article .ak-article-hero__top { grid-template-columns: minmax(0, 1fr) 220px; }
    body.ak-professional-article .obj_article_details > .row,
    body.ak-professional-article .ak-article-grid { grid-template-columns: 140px minmax(0, 1fr) !important; }
    body.ak-professional-article .ak-article-sidebar {
        grid-column: 2 !important;
        grid-row: auto !important;
        display: grid !important;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    body.ak-professional-article .page_article { width: calc(100% - 24px) !important; }
    body.ak-professional-article .ak-article-hero__top { display: block; padding: 16px; }
    body.ak-professional-article .ak-article-actions { margin-top: 18px; }
    body.ak-professional-article .ak-hero-meta { padding: 0 16px; }
    body.ak-professional-article .ak-hero-meta__item { width: 50%; max-width: none; box-sizing: border-box; padding: 0 10px; }
    body.ak-professional-article .ak-hero-meta__item:nth-child(2n) { border-right: 0; }
    body.ak-professional-article .ak-hero-meta__item:first-child { padding-left: 10px; }
    body.ak-professional-article .ak-on-page { display: none !important; }
    body.ak-professional-article .ak-article-main,
    body.ak-professional-article .ak-article-sidebar {
        grid-column: auto !important;
        grid-row: auto !important;
    }
    body.ak-professional-article .ak-article-sidebar { display: block !important; }
    body.ak-professional-article .ak-article-sidebar > * { margin-bottom: 10px !important; }
}

@media (max-width: 430px) {
    body.ak-professional-article .ak-article-title { font-size: 23px !important; }
    body.ak-professional-article .ak-hero-meta__item { width: 100%; border-right: 0; border-bottom: 1px solid #e1e9eb; padding: 10px 0; margin: 0; }
    body.ak-professional-article .ak-hero-meta__item:last-child { border-bottom: 0; }
}

@media print {
    body.ak-professional-article .ak-article-actions,
    body.ak-professional-article .ak-on-page { display: none !important; }
    body.ak-professional-article .ak-article-hero { box-shadow: none; }
    body.ak-professional-article .ak-article-hero__top { display: block; }
}

/* Version 1.3 — dedicated reference layout. The old theme/enhancer row remains
   in the document as a data source but is not used for presentation. */
body.ak-professional-article .ak-native-layout-hidden {
    display: none !important;
}

/* The live custom theme and enhancer may add a second native row after this
   plugin initializes. Only the dedicated hero and reference layout may remain
   as direct article children. */
body.ak-professional-article .obj_article_details > *:not(.ak-article-hero):not(.ak-reference-layout) {
    display: none !important;
}

body.ak-professional-article .ak-reference-layout {
    display: grid;
    grid-template-columns: 130px minmax(0, 1fr) 300px;
    gap: 12px;
    align-items: start;
    width: 100%;
    margin: 0 0 24px;
}

body.ak-professional-article .ak-reference-main,
body.ak-professional-article .ak-reference-sidebar {
    display: grid;
    gap: 10px;
    min-width: 0;
}

body.ak-professional-article .ak-reference-nav {
    position: sticky;
    top: 16px;
    min-width: 0;
    padding: 7px 0 0;
}

body.ak-professional-article .ak-reference-nav h2 {
    margin: 0 0 10px !important;
    color: #1e2d36 !important;
    font-size: 13px !important;
    font-weight: 750 !important;
}

body.ak-professional-article .ak-reference-nav ol {
    position: relative;
    margin: 0 !important;
    padding: 0 0 0 18px !important;
    list-style: none !important;
}

body.ak-professional-article .ak-reference-nav ol::before {
    content: '';
    position: absolute;
    top: 10px;
    bottom: 10px;
    left: 4px;
    width: 1px;
    background: #aabcc3;
}

body.ak-professional-article .ak-reference-nav li {
    position: relative;
    margin: 0 !important;
    padding: 0 !important;
}

body.ak-professional-article .ak-reference-nav li::before {
    content: '';
    position: absolute;
    top: 14px;
    left: -17px;
    width: 7px;
    height: 7px;
    box-sizing: border-box;
    border: 1px solid #7897a2;
    border-radius: 50%;
    background: #fff;
}

body.ak-professional-article .ak-reference-nav li:first-child::before {
    border-color: #66ae3e;
    background: #66ae3e;
}

body.ak-professional-article .ak-reference-nav a {
    display: block;
    padding: 7px 0 !important;
    color: #516570 !important;
    font-size: 11px !important;
    line-height: 1.3;
    text-decoration: none !important;
}

body.ak-professional-article .ak-reference-nav li:first-child a {
    color: #237848 !important;
    font-weight: 700;
}

body.ak-professional-article .ak-reference-card {
    min-width: 0;
    margin: 0 !important;
    border: 1px solid #d5e0e4;
    border-radius: 9px;
    background: #fff;
    box-shadow: 0 3px 12px rgba(18, 56, 69, .03);
    overflow: hidden;
    scroll-margin-top: 16px;
}

body.ak-professional-article .ak-reference-card__title {
    display: flex !important;
    align-items: center;
    gap: 8px;
    margin: 0 !important;
    padding: 13px 15px 5px !important;
    border: 0 !important;
    background: #fff !important;
    color: #1b2932 !important;
    font-size: 16px !important;
    line-height: 1.25 !important;
    font-weight: 750 !important;
}

body.ak-professional-article .ak-reference-card__icon {
    display: inline-flex;
    color: #00786f;
}

body.ak-professional-article .ak-reference-card__icon svg {
    width: 17px;
    height: 17px;
    fill: currentColor;
}

body.ak-professional-article .ak-reference-card__body {
    padding: 4px 15px 14px;
    color: #33444e;
    font-size: 12px;
    line-height: 1.45;
}

body.ak-professional-article .ak-reference-abstract .ak-reference-card__body p {
    margin: 0 0 8px !important;
    color: #33444e !important;
    font-size: 12px !important;
    line-height: 1.45 !important;
    text-align: left !important;
}

body.ak-professional-article .ak-reference-info-list {
    display: grid;
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 3px 10px;
    margin: 0 !important;
    padding: 0 0 10px !important;
}

body.ak-professional-article .ak-reference-info-list dt,
body.ak-professional-article .ak-reference-info-list dd {
    margin: 0 !important;
    padding: 0 !important;
    font-size: 10.5px !important;
    line-height: 1.35 !important;
}

body.ak-professional-article .ak-reference-info-list dt {
    color: #172a35;
    font-weight: 750;
}

body.ak-professional-article .ak-reference-info-list dd {
    color: #344650;
    overflow-wrap: anywhere;
}

body.ak-professional-article .ak-reference-info-list a,
body.ak-professional-article .ak-reference-license a {
    color: #006fae !important;
    text-decoration: none !important;
}

body.ak-professional-article .ak-reference-how-cite {
    display: grid;
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 10px;
    padding-top: 9px;
    border-top: 1px solid #dce6e9;
}

body.ak-professional-article .ak-reference-how-cite strong,
body.ak-professional-article .ak-reference-how-cite p {
    margin: 0 !important;
    font-size: 10.5px !important;
    line-height: 1.4 !important;
}

body.ak-professional-article .ak-reference-sidebar .ak-reference-card__title {
    padding: 11px 14px 7px !important;
    font-size: 14px !important;
}

body.ak-professional-article .ak-reference-sidebar .ak-reference-card__body {
    padding: 5px 14px 12px;
    font-size: 10.5px;
}

body.ak-professional-article .ak-reference-metric-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
}

body.ak-professional-article .ak-reference-metric-grid > div {
    display: grid;
    gap: 3px;
    min-height: 48px;
    align-content: center;
    padding: 0 10px;
    border-right: 1px solid #dce6e9;
}

body.ak-professional-article .ak-reference-metric-grid > div:first-child { padding-left: 0; }
body.ak-professional-article .ak-reference-metric-grid > div:last-child { border-right: 0; }
body.ak-professional-article .ak-reference-metric-grid span { color: #60727b; font-size: 10px; }
body.ak-professional-article .ak-reference-metric-grid strong { color: #1c313d; font-size: 14px; }

body.ak-professional-article .ak-reference-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

body.ak-professional-article .ak-reference-chips span {
    display: inline-flex;
    padding: 5px 8px;
    border-radius: 5px;
    background: #e6f2f7;
    color: #00699e;
    font-size: 10px;
    line-height: 1.15;
}

body.ak-professional-article .ak-reference-export-buttons {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 7px;
}

body.ak-professional-article .ak-export-button {
    min-width: 0;
    min-height: 33px;
    padding: 6px 5px;
    border: 1px solid #a9c0ca;
    border-radius: 5px;
    background: #fff;
    color: #17495e;
    font-size: 10px;
    cursor: pointer;
}

body.ak-professional-article .ak-export-button:hover,
body.ak-professional-article .ak-export-button:focus {
    border-color: #00786f;
    background: #eff8f7;
}

body.ak-professional-article .ak-reference-license .ak-reference-card__body {
    color: #344650;
    line-height: 1.5;
}

body.ak-professional-article .ak-reference-license img { display: none !important; }

/* Match the compact reference hero. */
body.ak-professional-article .ak-article-hero__top {
    grid-template-columns: minmax(0, 1fr) 225px;
    gap: 26px;
    padding: 14px 20px 12px;
}

body.ak-professional-article .ak-article-title {
    font-size: clamp(22px, 1.9vw, 29px) !important;
    line-height: 1.16 !important;
}

body.ak-professional-article .ak-article-type {
    min-height: 20px;
    margin-bottom: 8px;
    padding: 2px 10px;
    font-size: 11px;
}

body.ak-professional-article .ak-hero-authors { margin-top: 10px; }
body.ak-professional-article .ak-hero-author-list {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 7px 18px !important;
    margin: 0 !important;
    padding: 0 !important;
    list-style: none !important;
}
body.ak-professional-article .ak-hero-author-list li {
    display: grid !important;
    gap: 1px;
    min-width: 0;
    margin: 0 !important;
    padding: 0 !important;
}
body.ak-professional-article .ak-hero-author-list strong {
    color: #26343d;
    font-size: 10.5px;
    line-height: 1.25;
}
body.ak-professional-article .ak-hero-author-list span {
    color: #667780;
    font-size: 9px;
    line-height: 1.25;
}
body.ak-professional-article .ak-article-actions { gap: 7px; }
body.ak-professional-article .ak-action { min-height: 38px; padding: 8px 14px; font-size: 11px; }
body.ak-professional-article .ak-action--pdf { min-height: 43px; font-size: 14px; }
body.ak-professional-article .ak-hero-meta { padding: 0 20px; }
body.ak-professional-article .ak-hero-meta__item { margin: 9px 0; }

@media (max-width: 1050px) {
    body.ak-professional-article .ak-reference-layout {
        grid-template-columns: 125px minmax(0, 1fr);
    }
    body.ak-professional-article .ak-reference-sidebar {
        grid-column: 2;
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    body.ak-professional-article .ak-reference-layout { display: block; }
    body.ak-professional-article .ak-reference-nav { display: none; }
    body.ak-professional-article .ak-reference-main { margin-bottom: 10px; }
    body.ak-professional-article .ak-reference-sidebar { display: grid; grid-template-columns: 1fr; }
    body.ak-professional-article .ak-reference-how-cite,
    body.ak-professional-article .ak-reference-info-list { grid-template-columns: 1fr; }
    body.ak-professional-article .ak-reference-info-list dt { margin-top: 4px !important; }
    body.ak-professional-article .ak-hero-author-list { grid-template-columns: 1fr; }
}

/* v1.6 — publisher header and final reference-design refinements */
body.ak-professional-article #navigationUserWrapper {
    display: grid !important;
    grid-template-columns: auto minmax(420px, 1fr) minmax(250px, 360px) auto;
    align-items: center !important;
    gap: 20px !important;
    width: min(100% - 48px, 1400px) !important;
    max-width: 1400px !important;
    min-height: 50px !important;
    margin: 0 auto !important;
    padding: 7px 0 !important;
    box-sizing: border-box;
}

body.ak-professional-article #navigationUserWrapper .site_logo,
body.ak-professional-article #navigationUserWrapper .nav_right {
    position: static !important;
    float: none !important;
    margin: 0 !important;
}

body.ak-professional-article #navigationUserWrapper .site_logo img {
    display: block;
    width: 138px !important;
    height: auto !important;
    max-height: 40px !important;
    object-fit: contain;
}

body.ak-professional-article .ak-publisher-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(10px, 1.35vw, 20px);
    min-width: 0;
    white-space: nowrap;
}

body.ak-professional-article .ak-publisher-links a {
    color: #245b67 !important;
    font-size: 11px !important;
    font-weight: 600;
    line-height: 1.2;
    text-decoration: none !important;
}

body.ak-professional-article .ak-publisher-links a:hover,
body.ak-professional-article .ak-publisher-links a:focus {
    color: var(--ak-teal) !important;
}

body.ak-professional-article #searchField.ak-header-search {
    position: static !important;
    display: flex !important;
    align-items: stretch;
    width: 100% !important;
    min-width: 0;
    height: 34px !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 1px solid #cfdddf;
    border-radius: 4px;
    background: #fff;
    box-shadow: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
}

body.ak-professional-article #searchField.ak-header-search input#keywords {
    flex: 1 1 auto;
    width: auto !important;
    min-width: 0;
    height: 32px !important;
    margin: 0 !important;
    padding: 0 11px !important;
    border: 0 !important;
    background: transparent !important;
    color: var(--ak-ink);
    font-size: 12px !important;
    box-shadow: none !important;
}

body.ak-professional-article #searchField.ak-header-search button,
body.ak-professional-article #searchField.ak-header-search input[type="submit"] {
    flex: 0 0 auto;
    min-width: 38px;
    height: 32px !important;
    margin: 0 !important;
    padding: 0 11px !important;
    border: 0 !important;
    border-left: 1px solid #dbe5e6 !important;
    border-radius: 0 !important;
    background: #f3f7f7 !important;
    color: var(--ak-teal) !important;
    box-shadow: none !important;
}

body.ak-professional-article #navigationUserWrapper .nav_search {
    display: none !important;
}

body.ak-professional-article .pkp_site_nav_menu .custom_head {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) auto !important;
    align-items: center !important;
    min-height: 0 !important;
    padding: 0 !important;
    background: #5d9f96;
}

body.ak-professional-article .pkp_site_nav_menu .pkp_site_name {
    min-width: 0;
    margin: 0 !important;
    padding: 11px 28px 10px !important;
}

body.ak-professional-article .pkp_site_nav_menu .pkp_site_name a {
    display: block !important;
    overflow: hidden;
    font-size: clamp(23px, 2.1vw, 33px) !important;
    line-height: 1.12 !important;
    text-overflow: ellipsis;
    white-space: nowrap !important;
}

body.ak-professional-article .ak-journal-tagline {
    margin: 0 !important;
    padding: 0 30px 0 20px !important;
    color: rgba(255, 255, 255, .94);
    font-family: Georgia, serif;
    font-size: 13px;
    font-style: italic;
    line-height: 1.35;
    white-space: nowrap;
}

body.ak-professional-article .pkp_site_nav_menu .pkp_navigation_primary_row {
    grid-column: 1 / -1;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 28px !important;
    background: var(--ak-teal-dark) !important;
    box-sizing: border-box;
}

body.ak-professional-article .pkp_site_nav_menu #navigationPrimary {
    justify-content: center;
}

body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li > a {
    min-height: 44px !important;
    padding: 0 20px !important;
    font-size: 12px !important;
}

body.ak-professional-article .ak-hero-author-list strong,
body.ak-professional-article .ak-hero-author-list .ak-author-affiliation {
    display: flex !important;
    align-items: flex-start;
    gap: 6px;
}

body.ak-professional-article .ak-hero-author-list strong {
    font-size: 11.5px !important;
    line-height: 1.35 !important;
}

body.ak-professional-article .ak-hero-author-list .ak-author-affiliation {
    margin-top: 3px;
    color: #687d86;
    font-size: 10px !important;
    line-height: 1.35 !important;
}

body.ak-professional-article .ak-author-icon {
    display: inline-flex;
    flex: 0 0 12px;
    width: 12px;
    height: 12px;
    margin-top: 1px;
    color: var(--ak-teal);
}

body.ak-professional-article .ak-author-icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

body.ak-professional-article .ak-reference-info-list dt,
body.ak-professional-article .ak-reference-info-list dd,
body.ak-professional-article .ak-reference-how-cite strong,
body.ak-professional-article .ak-reference-how-cite p {
    font-size: 12px !important;
    line-height: 1.45 !important;
}

body.ak-professional-article .ak-reference-license .ak-reference-card__body,
body.ak-professional-article .ak-reference-license .ak-reference-card__body p,
body.ak-professional-article .ak-reference-license .ak-reference-card__body a {
    text-align: left !important;
    word-spacing: normal !important;
    letter-spacing: normal !important;
    white-space: normal !important;
}

body.ak-professional-article .page_article {
    padding-bottom: 18px !important;
}

body.ak-professional-article .pkp_structure_content,
body.ak-professional-article .pkp_structure_main {
    min-height: 0 !important;
}

body.ak-professional-article .pkp_structure_footer_wrapper {
    margin-top: 18px !important;
}

body.ak-professional-article .pkp_footer_content .rows {
    padding: 24px 42px !important;
}

body.ak-professional-article .pkp_footer_content .footer-inner-text p {
    margin: 4px 0 !important;
    font-size: 12px !important;
    line-height: 1.35 !important;
}

body.ak-professional-article .pkp_footer_content .widget-social img {
    width: 32px !important;
    height: 32px !important;
}

body.ak-professional-article .pkp_footer_content .bottom_row {
    padding: 10px 20px !important;
}

body.ak-professional-article .pkp_footer_content .bottom_row p {
    margin: 0 !important;
    font-size: 10.5px !important;
    line-height: 1.35 !important;
}

@media (max-width: 1180px) {
    body.ak-professional-article #navigationUserWrapper {
        grid-template-columns: auto minmax(250px, 1fr) auto;
    }
    body.ak-professional-article .ak-publisher-links { display: none; }
    body.ak-professional-article .ak-journal-tagline { display: none; }
    body.ak-professional-article .pkp_site_nav_menu .custom_head { grid-template-columns: 1fr !important; }
}

@media (max-width: 760px) {
    body.ak-professional-article #navigationUserWrapper {
        grid-template-columns: auto 1fr auto;
        gap: 10px !important;
        width: calc(100% - 20px) !important;
    }
    body.ak-professional-article #navigationUserWrapper .site_logo img { width: 104px !important; }
    body.ak-professional-article #searchField.ak-header-search { min-width: 0; }
    body.ak-professional-article .pkp_site_nav_menu .pkp_site_name { padding: 10px 14px !important; }
    body.ak-professional-article .pkp_site_nav_menu .pkp_site_name a { font-size: 21px !important; }
    body.ak-professional-article .pkp_site_nav_menu .pkp_navigation_primary_row { padding: 0 10px !important; }
}

@media print {
    body.ak-professional-article .ak-reference-nav,
    body.ak-professional-article .ak-reference-sidebar { display: none !important; }
    body.ak-professional-article .ak-reference-layout { display: block; }
}

/* Version 1.5 — approved professional visual. */
body.ak-professional-article .page_article {
    width: min(100% - 56px, 1400px) !important;
    max-width: 1400px !important;
}

body.ak-professional-article .ak-article-hero {
    margin-bottom: 12px;
    border-color: #d2dee3;
    border-radius: 8px;
    box-shadow: 0 5px 18px rgba(20, 55, 68, .045);
}

body.ak-professional-article .ak-article-hero__top {
    grid-template-columns: 138px minmax(0, 1fr) 310px;
    gap: 20px;
    align-items: start;
    padding: 15px 18px 13px;
}

body.ak-professional-article .ak-article-hero__badge {
    padding-top: 1px;
}

body.ak-professional-article .ak-article-type {
    margin: 0;
    white-space: nowrap;
}

body.ak-professional-article .ak-article-title {
    font-size: clamp(23px, 1.8vw, 30px) !important;
    line-height: 1.15 !important;
}

body.ak-professional-article .ak-hero-author-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 20px !important;
}

body.ak-professional-article .ak-reference-layout {
    grid-template-columns: 195px minmax(0, 1fr) 370px;
    gap: 16px;
}

body.ak-professional-article .ak-reference-nav {
    padding: 0;
    border: 1px solid #d5e0e4;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 3px 12px rgba(18, 56, 69, .025);
    overflow: hidden;
}

body.ak-professional-article .ak-reference-nav h2 {
    margin: 0 !important;
    padding: 14px 16px !important;
    border-bottom: 1px solid #e1e9ec;
    font-size: 14px !important;
}

body.ak-professional-article .ak-reference-nav ol {
    padding: 0 !important;
}

body.ak-professional-article .ak-reference-nav ol::before,
body.ak-professional-article .ak-reference-nav li::before {
    display: none;
}

body.ak-professional-article .ak-reference-nav a {
    padding: 11px 16px !important;
    border-bottom: 1px solid #edf2f4;
    font-size: 12px !important;
}

body.ak-professional-article .ak-reference-nav li:last-child a {
    border-bottom: 0;
}

body.ak-professional-article .ak-reference-nav li:first-child a {
    border-left: 4px solid #58a832;
    background: #eef7f4;
    padding-left: 12px !important;
}

body.ak-professional-article .ak-reference-card {
    border-radius: 8px;
}

body.ak-professional-article .ak-reference-card__title {
    padding: 13px 16px 7px !important;
}

body.ak-professional-article .ak-reference-card__body {
    padding: 5px 16px 15px;
    font-size: 13px;
}

body.ak-professional-article .ak-reference-abstract .ak-reference-card__body p {
    font-size: 13px !important;
    line-height: 1.48 !important;
}

body.ak-professional-article .ak-reference-sidebar .ak-reference-card__title {
    padding: 12px 15px 8px !important;
}

body.ak-professional-article .ak-reference-sidebar .ak-reference-card__body {
    padding: 6px 15px 13px;
}

body.ak-professional-article .ak-reference-metric-grid strong {
    font-size: 16px;
    text-align: right;
}

@media (max-width: 1180px) {
    body.ak-professional-article .page_article { width: calc(100% - 32px) !important; }
    body.ak-professional-article .ak-article-hero__top {
        grid-template-columns: 120px minmax(0, 1fr) 250px;
    }
    body.ak-professional-article .ak-reference-layout {
        grid-template-columns: 165px minmax(0, 1fr) 310px;
        gap: 12px;
    }
}

@media (max-width: 950px) {
    body.ak-professional-article .ak-article-hero__top {
        grid-template-columns: minmax(0, 1fr) 230px;
    }
    body.ak-professional-article .ak-article-hero__badge { grid-column: 1 / -1; }
    body.ak-professional-article .ak-reference-layout {
        grid-template-columns: 150px minmax(0, 1fr);
    }
    body.ak-professional-article .ak-reference-sidebar {
        grid-column: 2;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    body.ak-professional-article .page_article { width: calc(100% - 20px) !important; }
    body.ak-professional-article .ak-article-hero__top { display: block; }
    body.ak-professional-article .ak-article-hero__summary { margin-top: 10px; }
    body.ak-professional-article .ak-article-actions { margin-top: 16px; }
    body.ak-professional-article .ak-reference-layout { display: block; }
    body.ak-professional-article .ak-reference-main { margin-bottom: 10px; }
    body.ak-professional-article .ak-reference-sidebar { display: grid; grid-template-columns: 1fr; }
    body.ak-professional-article .ak-hero-author-list { grid-template-columns: 1fr; }
}

/* Version 1.7 — approved editorial article-page visual for OJS 3.4.0.9. */
body.ak-professional-article .page_article {
    width: min(100% - 64px, 1470px) !important;
    max-width: 1470px !important;
    padding-bottom: 18px !important;
}

body.ak-professional-article .ak-reference-layout {
    grid-template-columns: 205px minmax(0, 1fr) 300px !important;
    gap: 16px !important;
    margin-bottom: 18px !important;
}

body.ak-professional-article .ak-reference-main,
body.ak-professional-article .ak-reference-sidebar {
    gap: 12px !important;
}

body.ak-professional-article .ak-reference-main .ak-article-hero {
    margin: 0 !important;
    border-radius: 8px;
}

body.ak-professional-article .ak-article-hero__top {
    grid-template-columns: minmax(0, 1fr) 180px !important;
    gap: 22px !important;
    padding: 18px 18px 15px !important;
}

body.ak-professional-article .ak-article-hero__badge {
    padding: 0 !important;
}

body.ak-professional-article .ak-article-type {
    margin: 0 0 10px !important;
    padding: 4px 10px !important;
    font-size: 11px !important;
}

body.ak-professional-article .ak-article-title {
    color: #12314f !important;
    font-family: Georgia, "Times New Roman", serif !important;
    font-size: clamp(23px, 1.7vw, 30px) !important;
    font-weight: 700 !important;
    line-height: 1.14 !important;
    letter-spacing: -.018em !important;
}

body.ak-professional-article .ak-hero-authors {
    margin-top: 13px !important;
}

body.ak-professional-article .ak-hero-author-list {
    gap: 8px 18px !important;
}

body.ak-professional-article .ak-article-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px !important;
}

body.ak-professional-article .ak-action {
    min-height: 38px !important;
    justify-content: center !important;
    gap: 7px !important;
    padding: 8px 10px !important;
    font-size: 11px !important;
    text-align: center !important;
}

body.ak-professional-article .ak-action--pdf {
    grid-column: 1 / -1;
    min-height: 43px !important;
    font-size: 13px !important;
}

body.ak-professional-article .ak-action--secondary::after {
    display: none !important;
}

body.ak-professional-article .ak-action svg {
    width: 16px !important;
    height: 16px !important;
    flex-basis: 16px !important;
}

body.ak-professional-article .ak-hero-meta {
    display: grid !important;
    grid-template-columns: .9fr 1fr .8fr 2.1fr;
    padding: 0 18px !important;
}

body.ak-professional-article .ak-hero-meta__item {
    min-width: 0 !important;
    max-width: none !important;
    gap: 9px !important;
    margin: 10px 0 !important;
    padding: 0 15px !important;
}

body.ak-professional-article .ak-hero-meta__item:first-child {
    padding-left: 0 !important;
}

body.ak-professional-article .ak-hero-meta__item:last-child {
    padding-right: 0 !important;
}

body.ak-professional-article .ak-hero-meta svg {
    width: 17px !important;
    height: 17px !important;
    flex-basis: 17px !important;
}

body.ak-professional-article .ak-reference-nav {
    padding: 0 !important;
}

body.ak-professional-article .ak-reference-nav h2 {
    color: #17324c !important;
    font-family: Georgia, "Times New Roman", serif;
}

body.ak-professional-article .ak-reference-nav a {
    min-height: 42px;
    display: flex !important;
    align-items: center;
    padding: 10px 16px !important;
}

body.ak-professional-article .ak-reference-information-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.03fr) minmax(0, .97fr);
    gap: 12px;
    min-width: 0;
}

body.ak-professional-article .ak-reference-information-grid > .ak-reference-card {
    height: 100%;
}

body.ak-professional-article .ak-reference-citation-text {
    margin: 0 !important;
    color: #33444e;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 12px !important;
    line-height: 1.45 !important;
}

body.ak-professional-article .ak-reference-info-list {
    grid-template-columns: 105px minmax(0, 1fr) !important;
    padding-bottom: 0 !important;
}

body.ak-professional-article .ak-reference-metric-grid {
    grid-template-columns: 1fr !important;
}

body.ak-professional-article .ak-reference-metric-grid > div {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    min-height: 48px;
    padding: 0 !important;
    border-right: 0 !important;
    border-bottom: 1px solid #e2e9ec;
}

body.ak-professional-article .ak-reference-metric-grid > div:last-child {
    border-bottom: 0;
}

body.ak-professional-article .ak-reference-metric-grid strong {
    font-size: 17px !important;
    text-align: right;
}

body.ak-professional-article .ak-reference-card__title {
    color: #17324c !important;
    font-family: Georgia, "Times New Roman", serif;
}

body.ak-professional-article .ak-reference-sidebar .ak-reference-card__body {
    font-size: 11px !important;
}

body.ak-professional-article .ak-reference-chips span {
    border-radius: 999px !important;
}

body.ak-professional-article .ak-reference-license .ak-reference-card__body {
    font-size: 12px !important;
    line-height: 1.55 !important;
}

@media (max-width: 1180px) {
    body.ak-professional-article .page_article {
        width: calc(100% - 32px) !important;
    }
    body.ak-professional-article .ak-reference-layout {
        grid-template-columns: 170px minmax(0, 1fr) 275px !important;
    }
    body.ak-professional-article .ak-article-hero__top {
        grid-template-columns: minmax(0, 1fr) 165px !important;
    }
}

@media (max-width: 980px) {
    body.ak-professional-article .ak-reference-layout {
        grid-template-columns: 165px minmax(0, 1fr) !important;
    }
    body.ak-professional-article .ak-reference-sidebar {
        grid-column: 2;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    body.ak-professional-article .page_article {
        width: calc(100% - 20px) !important;
    }
    body.ak-professional-article .ak-reference-layout {
        display: block !important;
    }
    body.ak-professional-article .ak-reference-nav,
    body.ak-professional-article .ak-reference-main {
        margin-bottom: 12px;
    }
    body.ak-professional-article .ak-reference-sidebar,
    body.ak-professional-article .ak-reference-information-grid {
        display: grid;
        grid-template-columns: 1fr !important;
    }
    body.ak-professional-article .ak-article-hero__top {
        display: block !important;
    }
    body.ak-professional-article .ak-article-actions {
        margin-top: 16px;
    }
    body.ak-professional-article .ak-hero-meta {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    body.ak-professional-article .ak-hero-meta__item {
        border-right: 0 !important;
        padding: 0 8px !important;
    }
}

/* Version 1.8 — full-width IBM Plex Sans interface and navigation cleanup. */
body.ak-professional-article,
body.ak-professional-article button,
body.ak-professional-article input,
body.ak-professional-article select,
body.ak-professional-article textarea,
body.ak-professional-article .ak-article-title,
body.ak-professional-article .ak-reference-card__title,
body.ak-professional-article .ak-reference-nav h2,
body.ak-professional-article .ak-reference-citation-text,
body.ak-professional-article .ak-journal-tagline {
    font-family: "IBM Plex Sans", "Segoe UI", Arial, sans-serif !important;
}

body.ak-professional-article {
    background: #f4f8f9 !important;
    color: #17313e;
    font-size: 14px;
}

body.ak-professional-article #headerNavigationContainer,
body.ak-professional-article .pkp_structure_content,
body.ak-professional-article .pkp_structure_main,
body.ak-professional-article .page_article,
body.ak-professional-article .obj_article_details {
    width: 100% !important;
    max-width: none !important;
    box-sizing: border-box;
}

body.ak-professional-article #navigationUserWrapper {
    grid-template-columns: auto minmax(300px, 1fr) minmax(320px, 450px) auto !important;
    width: 100% !important;
    max-width: none !important;
    min-height: 64px !important;
    gap: 26px !important;
    padding: 9px 34px !important;
    border-bottom: 1px solid #e4ecee;
    background: #fff;
}

body.ak-professional-article #navigationUserWrapper .site_logo img {
    width: 150px !important;
    max-height: 46px !important;
}

body.ak-professional-article .ak-publisher-links {
    justify-content: flex-start !important;
    gap: 24px !important;
}

body.ak-professional-article .ak-publisher-links a {
    color: #244f5d !important;
    font-size: 12px !important;
    font-weight: 600 !important;
}

body.ak-professional-article #searchField.ak-header-search {
    height: 38px !important;
    border-color: #c8d7dc !important;
    border-radius: 6px !important;
}

body.ak-professional-article #searchField.ak-header-search input#keywords,
body.ak-professional-article #searchField.ak-header-search button,
body.ak-professional-article #searchField.ak-header-search input[type="submit"] {
    height: 36px !important;
}

body.ak-professional-article #navigationUser {
    margin: 0 !important;
}

body.ak-professional-article #navigationUser > li {
    position: relative;
}

body.ak-professional-article #navigationUser > li > a {
    display: flex !important;
    align-items: center;
    min-height: 38px;
    color: #075b64 !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    text-decoration: none !important;
    white-space: nowrap;
}

body.ak-professional-article #navigationUser > li > ul {
    position: absolute !important;
    top: calc(100% + 8px) !important;
    right: 0 !important;
    left: auto !important;
    z-index: 1002 !important;
    display: block !important;
    min-width: 220px !important;
    margin: 0 !important;
    padding: 7px !important;
    border: 1px solid #d4e0e3 !important;
    border-radius: 8px !important;
    background: #fff !important;
    box-shadow: 0 12px 30px rgba(15, 50, 63, .14) !important;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-5px);
    transition: opacity .16s ease, transform .16s ease, visibility .16s ease;
}

body.ak-professional-article #navigationUser > li:hover > ul,
body.ak-professional-article #navigationUser > li:focus-within > ul {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

body.ak-professional-article #navigationUser > li > ul a {
    display: block !important;
    padding: 9px 11px !important;
    border-radius: 5px;
    color: #294956 !important;
    font-size: 12px !important;
    text-decoration: none !important;
}

body.ak-professional-article #navigationUser > li > ul a:hover,
body.ak-professional-article #navigationUser > li > ul a:focus {
    background: #edf7f6 !important;
    color: #006f68 !important;
}

body.ak-professional-article .pkp_site_nav_menu,
body.ak-professional-article .pkp_site_nav_menu .custom_head,
body.ak-professional-article .pkp_site_nav_menu .pkp_navigation_primary_row,
body.ak-professional-article .pkp_navigation_primary_wrapper,
body.ak-professional-article #navigationPrimary,
body.ak-professional-article #navigationPrimary > li {
    overflow: visible !important;
}

body.ak-professional-article .pkp_site_nav_menu .custom_head {
    grid-template-columns: minmax(0, 1fr) minmax(320px, auto) !important;
    background: #619f98 !important;
}

body.ak-professional-article .pkp_site_nav_menu .pkp_site_name {
    padding: 17px 38px 16px !important;
}

body.ak-professional-article .pkp_site_nav_menu .pkp_site_name a {
    font-family: "IBM Plex Sans", "Segoe UI", Arial, sans-serif !important;
    font-size: clamp(28px, 2.15vw, 38px) !important;
    font-weight: 600 !important;
    line-height: 1.12 !important;
    letter-spacing: -.02em;
}

body.ak-professional-article .ak-journal-tagline {
    max-width: 520px;
    padding: 0 38px 0 24px !important;
    font-size: 12.5px !important;
    font-style: normal !important;
    font-weight: 500;
    line-height: 1.35;
    text-align: right;
    white-space: normal !important;
}

body.ak-professional-article .pkp_site_nav_menu .pkp_navigation_primary_row {
    padding: 0 30px !important;
    background: #00736d !important;
}

body.ak-professional-article .pkp_navigation_primary_wrapper {
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
}

body.ak-professional-article .pkp_site_nav_menu #navigationPrimary {
    display: flex !important;
    align-items: stretch;
    justify-content: flex-start !important;
    width: 100% !important;
    gap: 0 !important;
}

body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li {
    position: relative !important;
    flex: 1 1 0;
    min-width: 0;
    margin: 0 !important;
    border-right: 1px solid rgba(255, 255, 255, .22);
}

body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li:first-child {
    border-left: 1px solid rgba(255, 255, 255, .22);
}

body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li > a {
    justify-content: center;
    min-height: 50px !important;
    padding: 0 16px !important;
    color: #fff !important;
    font-size: 12.5px !important;
    font-weight: 600 !important;
    line-height: 1.2;
    text-align: center;
    white-space: nowrap;
}

body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li:hover > a,
body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li:focus-within > a {
    background: #00645f !important;
}

body.ak-professional-article #navigationPrimary > li > ul {
    position: absolute !important;
    top: 100% !important;
    left: 0 !important;
    z-index: 1001 !important;
    display: block !important;
    min-width: 280px !important;
    margin: 0 !important;
    padding: 8px !important;
    border: 1px solid #d5e1e4 !important;
    border-top: 3px solid #68aa38 !important;
    border-radius: 0 0 8px 8px !important;
    background: #fff !important;
    box-shadow: 0 14px 34px rgba(11, 46, 58, .16) !important;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-5px);
    transition: opacity .16s ease, transform .16s ease, visibility .16s ease;
}

body.ak-professional-article #navigationPrimary > li:hover > ul,
body.ak-professional-article #navigationPrimary > li:focus-within > ul {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

body.ak-professional-article #navigationPrimary > li > ul li,
body.ak-professional-article #navigationPrimary > li > ul a {
    width: 100% !important;
    margin: 0 !important;
}

body.ak-professional-article #navigationPrimary > li > ul a {
    display: block !important;
    padding: 10px 12px !important;
    border: 0 !important;
    border-radius: 5px;
    background: transparent !important;
    color: #254752 !important;
    font-size: 12px !important;
    font-weight: 500 !important;
    line-height: 1.3 !important;
    text-align: left !important;
    white-space: normal !important;
    text-decoration: none !important;
}

body.ak-professional-article #navigationPrimary > li > ul a:hover,
body.ak-professional-article #navigationPrimary > li > ul a:focus {
    background: #edf7f6 !important;
    color: #006d66 !important;
}

body.ak-professional-article .page_article {
    margin: 0 !important;
    padding: 0 30px 20px !important;
}

body.ak-professional-article .page_article > .cmp_breadcrumbs {
    margin: 0 -30px 16px !important;
    padding: 11px 38px !important;
    border-bottom: 1px solid #e1e9ec;
    background: #fff;
    font-size: 12.5px !important;
}

body.ak-professional-article .ak-reference-layout {
    grid-template-columns: 235px minmax(0, 1fr) 340px !important;
    gap: 18px !important;
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
}

body.ak-professional-article .ak-reference-main,
body.ak-professional-article .ak-reference-sidebar {
    gap: 14px !important;
}

body.ak-professional-article .ak-reference-nav,
body.ak-professional-article .ak-article-hero,
body.ak-professional-article .ak-reference-card {
    border-color: #cfdde2 !important;
    border-radius: 8px !important;
    box-shadow: 0 4px 16px rgba(19, 55, 68, .035) !important;
}

body.ak-professional-article .ak-reference-nav h2 {
    padding: 16px 18px !important;
    font-size: 16px !important;
    font-weight: 600 !important;
}

body.ak-professional-article .ak-reference-nav a {
    min-height: 48px !important;
    padding: 12px 18px !important;
    font-size: 13px !important;
}

body.ak-professional-article .ak-article-hero__top {
    grid-template-columns: minmax(0, 1fr) 225px !important;
    gap: 26px !important;
    padding: 22px 24px 18px !important;
}

body.ak-professional-article .ak-article-title {
    font-size: clamp(25px, 1.75vw, 32px) !important;
    font-weight: 600 !important;
    line-height: 1.16 !important;
    letter-spacing: -.025em !important;
}

body.ak-professional-article .ak-hero-author-list {
    gap: 10px 24px !important;
}

body.ak-professional-article .ak-hero-author-list strong {
    font-size: 11.5px !important;
    font-weight: 600 !important;
}

body.ak-professional-article .ak-hero-author-list .ak-author-affiliation {
    font-size: 10.5px !important;
    line-height: 1.4 !important;
}

body.ak-professional-article .ak-hero-meta {
    padding: 0 24px !important;
}

body.ak-professional-article .ak-hero-meta__item {
    margin: 12px 0 !important;
}

body.ak-professional-article .ak-reference-card__title {
    padding: 15px 18px 8px !important;
    font-size: 17px !important;
    font-weight: 600 !important;
}

body.ak-professional-article .ak-reference-card__body {
    padding: 6px 18px 17px !important;
    font-size: 13px !important;
    line-height: 1.58 !important;
}

body.ak-professional-article .ak-reference-abstract .ak-reference-card__body p {
    font-size: 13px !important;
    line-height: 1.58 !important;
}

body.ak-professional-article .ak-reference-sidebar .ak-reference-card__title {
    padding: 14px 16px 9px !important;
    font-size: 15px !important;
}

body.ak-professional-article .ak-reference-sidebar .ak-reference-card__body {
    padding: 6px 16px 15px !important;
    font-size: 12px !important;
}

body.ak-professional-article .pkp_structure_footer_wrapper {
    margin-top: 20px !important;
}

body.ak-professional-article .pkp_structure_footer_wrapper,
body.ak-professional-article .pkp_structure_footer,
body.ak-professional-article .pkp_footer_content {
    width: 100% !important;
    max-width: none !important;
}

body.ak-professional-article .pkp_footer_content,
body.ak-professional-article .pkp_footer_content a,
body.ak-professional-article .pkp_footer_content p,
body.ak-professional-article .pkp_footer_content h1,
body.ak-professional-article .pkp_footer_content h2,
body.ak-professional-article .pkp_footer_content h3,
body.ak-professional-article .pkp_footer_content h4 {
    font-family: "IBM Plex Sans", "Segoe UI", Arial, sans-serif !important;
}

@media (max-width: 1280px) {
    body.ak-professional-article #navigationUserWrapper {
        grid-template-columns: auto minmax(220px, 1fr) minmax(280px, 380px) auto !important;
        gap: 18px !important;
        padding-right: 24px !important;
        padding-left: 24px !important;
    }
    body.ak-professional-article .ak-publisher-links {
        gap: 15px !important;
    }
    body.ak-professional-article .ak-reference-layout {
        grid-template-columns: 205px minmax(0, 1fr) 310px !important;
        gap: 14px !important;
    }
}

@media (max-width: 1050px) {
    body.ak-professional-article #navigationUserWrapper {
        grid-template-columns: auto minmax(260px, 1fr) auto !important;
    }
    body.ak-professional-article .ak-publisher-links,
    body.ak-professional-article .ak-journal-tagline {
        display: none !important;
    }
    body.ak-professional-article .pkp_site_nav_menu .custom_head {
        grid-template-columns: 1fr !important;
    }
    body.ak-professional-article .ak-reference-layout {
        grid-template-columns: 190px minmax(0, 1fr) !important;
    }
    body.ak-professional-article .ak-reference-sidebar {
        grid-column: 2;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li > a {
        padding-right: 10px !important;
        padding-left: 10px !important;
        font-size: 11.5px !important;
    }
}

@media (max-width: 760px) {
    body.ak-professional-article #navigationUserWrapper {
        grid-template-columns: auto minmax(0, 1fr) auto !important;
        min-height: 54px !important;
        padding: 7px 12px !important;
    }
    body.ak-professional-article #navigationUserWrapper .site_logo img {
        width: 108px !important;
    }
    body.ak-professional-article #searchField.ak-header-search {
        display: none !important;
    }
    body.ak-professional-article .pkp_site_nav_menu .pkp_site_name {
        padding: 13px 16px !important;
    }
    body.ak-professional-article .pkp_site_nav_menu .pkp_site_name a {
        font-size: 23px !important;
        white-space: normal !important;
    }
    body.ak-professional-article .pkp_site_nav_menu .pkp_navigation_primary_row {
        padding: 0 10px !important;
    }
    body.ak-professional-article .pkp_site_nav_menu #navigationPrimary {
        display: block !important;
    }
    body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li {
        border: 0 !important;
    }
    body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li > a {
        justify-content: flex-start;
        min-height: 42px !important;
        padding: 0 12px !important;
        text-align: left;
    }
    body.ak-professional-article #navigationPrimary > li > ul {
        position: static !important;
        display: none !important;
        width: 100% !important;
        min-width: 0 !important;
        border: 0 !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        opacity: 1;
        visibility: visible;
        transform: none;
    }
    body.ak-professional-article #navigationPrimary > li:hover > ul,
    body.ak-professional-article #navigationPrimary > li:focus-within > ul {
        display: block !important;
    }
    body.ak-professional-article .page_article {
        padding: 0 12px 16px !important;
    }
    body.ak-professional-article .page_article > .cmp_breadcrumbs {
        margin: 0 -12px 12px !important;
        padding: 10px 14px !important;
    }
    body.ak-professional-article .ak-reference-layout {
        display: block !important;
    }
    body.ak-professional-article .ak-reference-nav,
    body.ak-professional-article .ak-reference-main {
        margin-bottom: 12px;
    }
    body.ak-professional-article .ak-reference-sidebar {
        display: grid;
        grid-template-columns: 1fr !important;
    }
    body.ak-professional-article .ak-article-hero__top {
        display: block !important;
        padding: 18px 16px 15px !important;
    }
    body.ak-professional-article .ak-article-actions {
        margin-top: 16px !important;
    }
    body.ak-professional-article .ak-hero-meta {
        grid-template-columns: 1fr !important;
        padding: 5px 16px !important;
    }
    body.ak-professional-article .ak-hero-meta__item {
        margin: 0 !important;
        padding: 9px 0 !important;
        border-right: 0 !important;
        border-bottom: 1px solid #e0e8eb;
    }
    body.ak-professional-article .ak-hero-meta__item:last-child {
        border-bottom: 0;
    }
}

/* Version 1.9 — targeted corrections from the live 1920px article-page review. */
html:has(body.ak-professional-article),
body.ak-professional-article {
    width: 100% !important;
    max-width: none !important;
    overflow-x: clip;
}

body.ak-professional-article #headerNavigationContainer,
body.ak-professional-article .pkp_structure_head {
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    background: #fff !important;
}

/* The theme constrains these rows inside a blue parent. Make every header band
   genuinely edge-to-edge so no blue gutters remain at either side. */
body.ak-professional-article #navigationUserWrapper,
body.ak-professional-article .pkp_site_nav_menu {
    width: 100vw !important;
    max-width: none !important;
    margin-right: calc(50% - 50vw) !important;
    margin-left: calc(50% - 50vw) !important;
    box-sizing: border-box !important;
}

body.ak-professional-article .pkp_site_nav_menu,
body.ak-professional-article .pkp_site_nav_menu .custom_head,
body.ak-professional-article .pkp_site_nav_menu .pkp_navigation_primary_row,
body.ak-professional-article .pkp_navigation_primary_wrapper {
    width: 100% !important;
    max-width: none !important;
    margin-right: 0 !important;
    margin-left: 0 !important;
}

body.ak-professional-article #navigationUserWrapper {
    grid-template-columns: 150px minmax(260px, 1fr) minmax(300px, 430px) auto !important;
    min-height: 60px !important;
    gap: 22px !important;
    padding: 7px 32px !important;
}

body.ak-professional-article #navigationUserWrapper .nav_right {
    display: flex !important;
    align-items: center !important;
    justify-content: flex-end !important;
    gap: 10px !important;
    min-width: 0;
}

/* #onMenu is the mobile menu trigger; the theme was displaying it over the
   signed-in account on desktop. */
body.ak-professional-article #onMenu,
body.ak-professional-article .nav_right > .searchBtn#onMenu,
body.ak-professional-article .nav_search {
    display: none !important;
}

body.ak-professional-article #navigationUser {
    position: relative !important;
    z-index: 1010 !important;
    flex: 0 1 auto;
    min-width: 0;
}

body.ak-professional-article #navigationUser > li > a {
    max-width: 235px;
    overflow: hidden;
    text-overflow: ellipsis;
}

body.ak-professional-article .pkp_site_nav_menu .pkp_site_name {
    padding: 15px 34px 14px !important;
}

body.ak-professional-article .pkp_site_nav_menu .pkp_site_name a {
    font-size: clamp(27px, 2vw, 36px) !important;
}

body.ak-professional-article .ak-journal-tagline {
    padding: 0 34px 0 22px !important;
}

body.ak-professional-article .pkp_site_nav_menu .pkp_navigation_primary_row {
    padding: 0 28px !important;
}

body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li > a {
    min-height: 46px !important;
    padding: 0 14px !important;
    font-size: 12px !important;
}

body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li > a::after {
    margin-left: 8px !important;
}

body.ak-professional-article #navigationPrimary > li > ul {
    min-width: 260px !important;
    padding: 7px !important;
    border-top-width: 2px !important;
    box-shadow: 0 12px 28px rgba(11, 46, 58, .14) !important;
}

body.ak-professional-article #navigationPrimary > li > ul a {
    padding: 9px 11px !important;
}

body.ak-professional-article .page_article {
    padding: 0 24px 22px !important;
}

body.ak-professional-article .page_article > .cmp_breadcrumbs {
    margin: 0 -24px 14px !important;
    padding: 10px 32px !important;
}

body.ak-professional-article .ak-reference-layout {
    grid-template-columns: 215px minmax(0, 1fr) 320px !important;
    align-items: start !important;
    gap: 16px !important;
}

body.ak-professional-article .ak-reference-main,
body.ak-professional-article .ak-reference-sidebar {
    align-content: start !important;
    gap: 12px !important;
}

body.ak-professional-article .ak-reference-nav,
body.ak-professional-article .ak-article-hero,
body.ak-professional-article .ak-article-hero__top,
body.ak-professional-article .ak-article-hero__summary {
    height: auto !important;
    min-height: 0 !important;
}

body.ak-professional-article .ak-reference-nav h2 {
    padding: 14px 16px !important;
    font-size: 15px !important;
}

body.ak-professional-article .ak-reference-nav a {
    min-height: 44px !important;
    padding: 10px 16px !important;
    font-size: 12.5px !important;
}

body.ak-professional-article .ak-article-hero__top {
    grid-template-columns: minmax(0, 1fr) 205px !important;
    align-items: start !important;
    align-content: start !important;
    gap: 22px !important;
    padding: 18px 20px 15px !important;
}

body.ak-professional-article .ak-article-title {
    max-width: none !important;
    font-size: clamp(24px, 1.6vw, 30px) !important;
    line-height: 1.14 !important;
}

body.ak-professional-article .ak-hero-authors {
    margin: 11px 0 0 !important;
}

body.ak-professional-article .ak-article-actions {
    align-self: start !important;
    gap: 7px !important;
}

body.ak-professional-article .ak-action {
    min-height: 36px !important;
    padding: 7px 9px !important;
}

body.ak-professional-article .ak-action--pdf {
    min-height: 40px !important;
}

body.ak-professional-article .ak-hero-meta {
    padding: 0 20px !important;
}

body.ak-professional-article .ak-hero-meta__item {
    margin: 9px 0 !important;
    padding: 0 12px !important;
}

body.ak-professional-article .ak-reference-nav,
body.ak-professional-article .ak-article-hero,
body.ak-professional-article .ak-reference-card {
    border-color: #d6e1e4 !important;
    box-shadow: 0 2px 10px rgba(19, 55, 68, .035) !important;
}

body.ak-professional-article .ak-reference-card__title {
    padding: 13px 16px 7px !important;
    font-size: 16px !important;
}

body.ak-professional-article .ak-reference-card__body {
    padding: 5px 16px 15px !important;
}

body.ak-professional-article .ak-reference-sidebar .ak-reference-card__title {
    padding: 12px 14px 7px !important;
    font-size: 14px !important;
}

body.ak-professional-article .ak-reference-sidebar .ak-reference-card__body {
    padding: 5px 14px 13px !important;
}

@media (max-width: 1280px) {
    body.ak-professional-article #navigationUserWrapper {
        grid-template-columns: 140px minmax(190px, 1fr) minmax(260px, 360px) auto !important;
        gap: 16px !important;
        padding-right: 22px !important;
        padding-left: 22px !important;
    }
    body.ak-professional-article .ak-reference-layout {
        grid-template-columns: 195px minmax(0, 1fr) 295px !important;
        gap: 14px !important;
    }
}

@media (max-width: 1050px) {
    body.ak-professional-article #navigationUserWrapper {
        grid-template-columns: 140px minmax(240px, 1fr) auto !important;
    }
    body.ak-professional-article .ak-reference-layout {
        grid-template-columns: 180px minmax(0, 1fr) !important;
    }
}

@media (max-width: 760px) {
    html:has(body.ak-professional-article),
    body.ak-professional-article {
        overflow-x: hidden;
    }
    body.ak-professional-article #navigationUserWrapper {
        grid-template-columns: auto minmax(0, 1fr) auto !important;
        padding: 7px 12px !important;
    }
    body.ak-professional-article #onMenu,
    body.ak-professional-article .nav_right > .searchBtn#onMenu {
        display: inline-flex !important;
    }
    body.ak-professional-article .page_article {
        padding: 0 12px 16px !important;
    }
    body.ak-professional-article .page_article > .cmp_breadcrumbs {
        margin: 0 -12px 12px !important;
        padding: 10px 14px !important;
    }
    body.ak-professional-article .ak-article-hero__top {
        padding: 17px 15px 14px !important;
    }
}

/* Version 1.10 — requested masthead, breadcrumb, icon and submenu updates. */
body.ak-professional-article .ak-journal-tagline {
    display: none !important;
}

body.ak-professional-article #stickyHeaders.pkp_site_nav_menu,
body.ak-professional-article .pkp_site_nav_menu {
    position: relative !important;
    left: 50% !important;
    right: auto !important;
    width: 100vw !important;
    max-width: none !important;
    margin-right: -50vw !important;
    margin-left: -50vw !important;
    overflow: visible !important;
}

body.ak-professional-article .pkp_site_nav_menu .custom_head {
    grid-template-columns: minmax(0, 1fr) !important;
    width: 100% !important;
    max-width: none !important;
    overflow: visible !important;
    background: #619f98 !important;
}

body.ak-professional-article .pkp_site_nav_menu .pkp_site_name {
    width: 100% !important;
    padding: 19px 32px 18px !important;
    box-sizing: border-box !important;
}

body.ak-professional-article .pkp_site_nav_menu .pkp_site_name a,
body.ak-professional-article .pkp_site_nav_menu .pkp_site_name .is_text {
    font-family: "IBM Plex Sans", "Segoe UI", Arial, sans-serif !important;
    font-size: clamp(34px, 2.55vw, 48px) !important;
    font-weight: 600 !important;
    line-height: 1.08 !important;
    letter-spacing: -.025em !important;
}

body.ak-professional-article .pkp_site_nav_menu .pkp_navigation_primary_row,
body.ak-professional-article .pkp_navigation_primary_wrapper,
body.ak-professional-article #navigationPrimary {
    overflow: visible !important;
}

body.ak-professional-article .pkp_site_nav_menu .pkp_navigation_primary_row {
    position: relative !important;
    z-index: 1000 !important;
    width: 100% !important;
    padding: 0 18px !important;
}

body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li > a {
    min-height: 50px !important;
    padding: 0 18px !important;
    font-size: 14px !important;
    font-weight: 600 !important;
}

body.ak-professional-article #navigationPrimary > li > ul {
    top: 100% !important;
    z-index: 5000 !important;
    min-width: 285px !important;
    pointer-events: none;
}

body.ak-professional-article #navigationPrimary > li:hover > ul,
body.ak-professional-article #navigationPrimary > li:focus-within > ul,
body.ak-professional-article #navigationPrimary > li.ak-submenu-open > ul {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    transform: translateY(0) !important;
}

body.ak-professional-article #navigationPrimary > li > ul a {
    padding: 11px 13px !important;
    font-size: 13.5px !important;
    line-height: 1.35 !important;
}

body.ak-professional-article .page_article > .cmp_breadcrumbs {
    margin: 18px -24px 14px !important;
    padding: 11px 32px !important;
    border-top: 1px solid #e1e9ec;
}

body.ak-professional-article .ak-reference-nav a {
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
}

body.ak-professional-article .ak-reference-nav__icon {
    display: inline-flex;
    flex: 0 0 17px;
    align-items: center;
    justify-content: center;
    width: 17px;
    height: 17px;
    color: #168078;
}

body.ak-professional-article .ak-reference-nav__icon svg {
    display: block;
    width: 17px;
    height: 17px;
    fill: currentColor;
}

body.ak-professional-article .ak-reference-nav__label {
    min-width: 0;
}

body.ak-professional-article .ak-reference-metric-grid .ak-metric-label {
    display: inline-flex !important;
    align-items: center;
    gap: 8px;
    color: #354e5a;
}

body.ak-professional-article .ak-reference-metric-grid .ak-metric-label svg {
    flex: 0 0 18px;
    width: 18px;
    height: 18px;
    fill: #168078;
}

body.ak-professional-article .ak-reference-license .ak-reference-card__body,
body.ak-professional-article .ak-reference-license .ak-reference-card__body p,
body.ak-professional-article .ak-reference-license .ak-reference-card__body a {
    font-size: 10.5px !important;
    line-height: 1.45 !important;
}

@media (max-width: 1050px) {
    body.ak-professional-article .pkp_site_nav_menu .pkp_site_name a,
    body.ak-professional-article .pkp_site_nav_menu .pkp_site_name .is_text {
        font-size: clamp(30px, 4vw, 40px) !important;
    }
    body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li > a {
        padding-right: 12px !important;
        padding-left: 12px !important;
        font-size: 12.5px !important;
    }
}

@media (max-width: 760px) {
    body.ak-professional-article .pkp_site_nav_menu .pkp_site_name {
        padding: 15px 16px !important;
    }
    body.ak-professional-article .pkp_site_nav_menu .pkp_site_name a,
    body.ak-professional-article .pkp_site_nav_menu .pkp_site_name .is_text {
        font-size: 27px !important;
        line-height: 1.15 !important;
        white-space: normal !important;
    }
    body.ak-professional-article .pkp_site_nav_menu .pkp_navigation_primary_row {
        padding: 0 10px !important;
    }
    body.ak-professional-article .pkp_site_nav_menu #navigationPrimary > li > a {
        min-height: 44px !important;
        font-size: 13.5px !important;
    }
    body.ak-professional-article #navigationPrimary > li > ul {
        pointer-events: auto;
    }
    body.ak-professional-article #navigationPrimary > li.ak-submenu-open > ul {
        display: block !important;
    }
    body.ak-professional-article .page_article > .cmp_breadcrumbs {
        margin: 13px -12px 12px !important;
        padding: 10px 14px !important;
    }
}