/**
 * ====================================================================
 * IDENTIDAD VISUAL ITER - Instituto de Teología para Religiosos
 * Portal de Publicaciones Científicas y Revistas (OJS 3.5)
 * ====================================================================
 */

@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,500;0,600;0,700;1,400&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
    --iter-navy: #003853;
    --iter-navy-dark: #002233;
    --iter-navy-light: #064b6e;
    --iter-gold: #d49a2a;
    --iter-gold-hover: #b8811d;
    --iter-gold-light: #fef7ec;
    --iter-text: #1e293b;
    --iter-text-muted: #64748b;
    --iter-bg-page: #f8fafc;
    --iter-card-bg: #ffffff;
    --iter-border: #e2e8f0;
    --font-heading: 'Lora', Georgia, serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* --------------------------------------------------------------------
   1. Tipografía Global y Estructura
   -------------------------------------------------------------------- */
body {
    font-family: var(--font-body) !important;
    color: var(--iter-text) !important;
    background-color: var(--iter-bg-page) !important;
    line-height: 1.65 !important;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6,
.pkp_site_name,
.obj_issue_summary .title,
.obj_article_summary .title {
    font-family: var(--font-heading) !important;
    color: var(--iter-navy) !important;
}

a {
    color: var(--iter-navy);
    transition: color 0.15s ease-in-out;
}
a:hover, a:focus {
    color: var(--iter-gold-hover);
}

/* --------------------------------------------------------------------
   2. Barra Superior y Encabezado Institucional
   -------------------------------------------------------------------- */
.pkp_structure_head {
    background: linear-gradient(135deg, var(--iter-navy-dark) 0%, var(--iter-navy) 60%, var(--iter-navy-light) 100%) !important;
    border-bottom: 4px solid var(--iter-gold) !important;
    box-shadow: 0 4px 15px rgba(0, 34, 51, 0.25) !important;
}

.pkp_site_name > a {
    font-family: var(--font-heading) !important;
    font-weight: 700 !important;
    font-size: 1.25rem !important;
    letter-spacing: 0.3px;
    color: #ffffff !important;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.pkp_navigation_primary > li > a,
.pkp_navigation_user > li > a {
    font-family: var(--font-body) !important;
    font-weight: 600 !important;
    font-size: 0.9rem !important;
    color: rgba(255, 255, 255, 0.92) !important;
    letter-spacing: 0.2px;
}

.pkp_navigation_primary > li > a:hover,
.pkp_navigation_primary > li > a:focus,
.pkp_navigation_user > li > a:hover,
.pkp_navigation_user > li > a:focus {
    color: var(--iter-gold) !important;
    background: rgba(255, 255, 255, 0.08) !important;
}

.pkp_navigation_primary ul,
.pkp_navigation_user ul {
    border-radius: 6px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    border-top: 3px solid var(--iter-gold);
}

/* --------------------------------------------------------------------
   3. Tarjetas de Revistas en la Portada Multirrevista (indexSite)
   -------------------------------------------------------------------- */
.pkp_page_index .journals > ul > li {
    background: var(--iter-card-bg);
    border: 1px solid var(--iter-border);
    border-left: 5px solid var(--iter-gold);
    border-radius: 10px;
    padding: 24px;
    margin-bottom: 28px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pkp_page_index .journals > ul > li:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 20px -3px rgba(0, 56, 83, 0.12);
    border-color: #cbd5e1;
    border-left-color: var(--iter-gold-hover);
}

.pkp_page_index .journals h3 {
    font-size: 1.45rem !important;
    font-weight: 700;
    margin-bottom: 8px;
}

.pkp_page_index .journals .links a {
    display: inline-block;
    background: var(--iter-navy);
    color: #ffffff !important;
    padding: 8px 18px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.88rem;
    text-decoration: none;
    box-shadow: 0 2px 4px rgba(0, 56, 83, 0.2);
    transition: background 0.15s ease, transform 0.15s ease;
    margin-right: 8px;
    margin-top: 8px;
}

.pkp_page_index .journals .links a:hover {
    background: var(--iter-gold);
    color: #ffffff !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(212, 154, 42, 0.35);
}

/* --------------------------------------------------------------------
   4. Tarjetas de Números y Artículos (Archivos y Tabla de Contenidos)
   -------------------------------------------------------------------- */
.obj_issue_summary,
.obj_article_summary {
    background: var(--iter-card-bg);
    border: 1px solid var(--iter-border);
    border-radius: 8px;
    padding: 22px;
    margin-bottom: 22px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.04);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.obj_issue_summary:hover,
.obj_article_summary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 56, 83, 0.08);
    border-color: #cbd5e1;
}

.obj_issue_summary .cover img,
.issue_toc .cover img {
    border-radius: 6px;
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(0,0,0,0.06);
}

.obj_issue_summary .series,
.obj_article_summary .section {
    display: inline-block;
    background: var(--iter-gold-light);
    color: var(--iter-gold-hover);
    font-weight: 700;
    font-size: 0.8rem;
    padding: 3px 10px;
    border-radius: 4px;
    margin-bottom: 8px;
    letter-spacing: 0.3px;
    border: 1px solid rgba(212, 154, 42, 0.2);
}

.obj_issue_summary .title,
.obj_article_summary .title {
    font-size: 1.25rem !important;
    line-height: 1.4;
    font-weight: 700;
    margin-top: 4px;
    margin-bottom: 8px;
}

/* --------------------------------------------------------------------
   5. Botón Galería PDF (Descargas y Visualización)
   -------------------------------------------------------------------- */
.obj_galley_link {
    display: inline-flex !important;
    align-items: center;
    background: var(--iter-navy) !important;
    color: #ffffff !important;
    border: 1px solid var(--iter-navy) !important;
    border-radius: 6px !important;
    padding: 6px 16px !important;
    font-weight: 600 !important;
    font-size: 0.88rem !important;
    text-decoration: none !important;
    box-shadow: 0 2px 4px rgba(0, 56, 83, 0.25) !important;
    transition: all 0.2s ease !important;
}

.obj_galley_link:hover,
.obj_galley_link:focus {
    background: var(--iter-gold) !important;
    border-color: var(--iter-gold) !important;
    color: #ffffff !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(212, 154, 42, 0.35) !important;
}

/* --------------------------------------------------------------------
   6. Barra del Visor PDF (Cabecera)
   -------------------------------------------------------------------- */
.header_view {
    background: var(--iter-navy) !important;
    border-bottom: 3px solid var(--iter-gold) !important;
    color: #ffffff !important;
}

.header_view .title {
    color: #ffffff !important;
    font-family: var(--font-heading) !important;
    font-weight: 600;
}

.header_view .download {
    background: var(--iter-gold) !important;
    color: #ffffff !important;
    border-radius: 4px;
    padding: 6px 14px;
    font-weight: 700;
    transition: background 0.15s ease;
}

.header_view .download:hover {
    background: var(--iter-gold-hover) !important;
}

/* --------------------------------------------------------------------
   7. Pie de Página Institucional (Footer)
   -------------------------------------------------------------------- */
.pkp_structure_footer_wrapper {
    background: var(--iter-navy-dark) !important;
    border-top: 4px solid var(--iter-gold) !important;
    color: #cbd5e1 !important;
    margin-top: 48px;
    padding: 32px 0 24px;
}

.pkp_footer_content {
    color: #cbd5e1 !important;
    font-size: 0.92rem;
    line-height: 1.7;
}

.pkp_footer_content a {
    color: var(--iter-gold) !important;
    text-decoration: underline;
}

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

.pkp_brand_footer a {
    filter: brightness(0) invert(1);
    opacity: 0.6;
    transition: opacity 0.2s ease;
}
.pkp_brand_footer a:hover {
    opacity: 1;
}

/* --------------------------------------------------------------------
   8. Identidad en Cabecera (Header Logo)
   -------------------------------------------------------------------- */
.iter_header_brand {
    display: inline-flex !important;
    align-items: center !important;
    gap: 14px;
    text-decoration: none !important;
}

.iter_header_badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    padding: 6px 10px;
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.25);
    border: 2px solid var(--iter-gold);
    flex-shrink: 0;
}

.iter_header_logo_img {
    height: 42px;
    width: auto;
    display: block;
}

.iter_header_title_wrap {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.iter_header_main_title {
    font-family: var(--font-heading) !important;
    font-size: 1.25rem !important;
    font-weight: 700 !important;
    color: #ffffff !important;
    line-height: 1.2;
}

.iter_header_sub_title {
    font-family: var(--font-body) !important;
    font-size: 0.78rem !important;
    font-weight: 500 !important;
    color: #f6c878 !important;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-top: 3px;
}

/* --------------------------------------------------------------------
   9. Respaldo y Filiación Académica en Footer (ITER • UPS • UCAB)
   -------------------------------------------------------------------- */
.iter_institutional_section {
    padding: 24px 20px 36px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    margin-bottom: 24px;
}

.iter_institutional_header {
    text-align: center;
    margin-bottom: 24px;
}

.iter_subheading {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--iter-gold);
    letter-spacing: 2px;
    text-transform: uppercase;
    background: rgba(212, 154, 42, 0.12);
    padding: 5px 16px;
    border-radius: 20px;
    border: 1px solid rgba(212, 154, 42, 0.35);
}

.iter_institutional_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    max-width: 1100px;
    margin: 0 auto;
}

.iter_inst_card {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    padding: 16px 18px;
    text-decoration: none !important;
    transition: all 0.25s ease;
}

.iter_inst_card:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--iter-gold);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.iter_inst_logo_wrap {
    width: 68px;
    height: 68px;
    background: #ffffff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    margin-right: 16px;
    flex-shrink: 0;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.iter_inst_logo {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: block;
}

.iter_inst_text {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.iter_inst_acronym {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    color: #ffffff;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 2px;
}

.iter_inst_name {
    font-family: var(--font-body);
    font-size: 0.84rem;
    color: #cbd5e1;
    line-height: 1.35;
    margin-bottom: 3px;
}

.iter_inst_location {
    font-family: var(--font-body);
    font-size: 0.75rem;
    color: var(--iter-gold);
    font-weight: 600;
}

.iter_inst_affiliation {
    font-family: var(--font-body);
    font-size: 0.74rem;
    color: #e2e8f0;
    line-height: 1.35;
    font-style: italic;
    opacity: 0.9;
}

.iter_inst_faculty {
    font-family: var(--font-body);
    font-size: 0.78rem;
    color: #ffffff;
    font-style: italic;
    font-weight: 500;
    line-height: 1.35;
    margin-top: 3px;
    opacity: 0.95;
}

.iter_footer_bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    padding-top: 16px;
}

.iter_copyright {
    font-size: 0.85rem;
    color: #94a3b8;
    text-align: left;
}

@media (max-width: 768px) {
    .iter_institutional_grid {
        grid-template-columns: 1fr;
    }
    .iter_footer_bottom {
        flex-direction: column;
        text-align: center;
    }
    .iter_copyright {
        text-align: center;
    }
}

/* --------------------------------------------------------------------
   8. Buscador Institucional ITER (Barra de Navegación y Página de Búsqueda)
   -------------------------------------------------------------------- */
.pkp_navigation_search_wrapper {
    display: flex;
    align-items: center;
}

.iter_nav_search_form {
    display: inline-flex;
    align-items: center;
    margin-left: 16px;
    vertical-align: middle;
}

.iter_nav_search_input {
    height: 32px;
    padding: 0 12px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: var(--iter-dark);
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-right: none;
    border-radius: 16px 0 0 16px;
    outline: none;
    width: 140px;
    transition: all 0.25s ease;
}

.iter_nav_search_input:focus {
    width: 210px;
    border-color: var(--iter-navy);
    box-shadow: 0 0 0 2px rgba(0, 56, 83, 0.15);
}

.iter_nav_search_btn {
    height: 32px;
    padding: 0 14px;
    background: var(--iter-navy);
    color: #ffffff;
    border: 1px solid var(--iter-navy);
    border-radius: 0 16px 16px 0;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.iter_nav_search_btn:hover,
.iter_nav_search_btn:focus {
    background: var(--iter-gold);
    border-color: var(--iter-gold);
    color: #ffffff;
}

/* Estilos para la página de búsqueda (/search) */
.page_search h1 {
    font-family: var(--font-heading) !important;
    color: var(--iter-navy) !important;
    font-weight: 700;
}

.page_search .search_input input[type="text"] {
    width: 100%;
    padding: 10px 16px;
    font-size: 1rem;
    border: 2px solid #cbd5e1;
    border-radius: 8px;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.page_search .search_input input[type="text"]:focus {
    border-color: var(--iter-navy);
    box-shadow: 0 0 0 3px rgba(0, 56, 83, 0.15);
}

.page_search button.submit,
.page_search .submit button {
    background: var(--iter-navy) !important;
    color: #ffffff !important;
    border: none !important;
    border-radius: 6px !important;
    padding: 10px 24px !important;
    font-size: 0.95rem !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    box-shadow: 0 2px 5px rgba(0, 56, 83, 0.25) !important;
    transition: all 0.2s ease !important;
}

.page_search button.submit:hover,
.page_search .submit button:hover {
    background: var(--iter-gold) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(212, 154, 42, 0.35) !important;
}

.page_search .search_results {
    list-style: none;
    padding: 0;
    margin: 24px 0;
}

.page_search .search_results li {
    padding: 16px 0;
    border-bottom: 1px solid #e2e8f0;
}

.page_search .search_results li:last-child {
    border-bottom: none;
}

@media (max-width: 991px) {
    .iter_nav_search_form {
        margin: 10px 0;
        width: 100%;
    }
    .iter_nav_search_input {
        flex: 1;
        width: auto;
    }
}