/* =========================================================
   OJS JOURNAL COMPLETE COLORFUL STYLESHEET
   Features:
   - Eye-catching homepage
   - Improved navigation
   - Sidebar image styling
   - Announcement/article card style
   - CSS-only popup support
   - Responsive layout
   ========================================================= */

/* ---------- ROOT COLORS ---------- */
:root {
  --primary: #0a5ea8;
  --secondary: #12b0c9;
  --accent: #ff9f1c;
  --accent-2: #ff4d6d;
  --success: #28a745;
  --light-bg: #eaf6fb;
  --white: #ffffff;
  --text: #1f2d3d;
  --muted: #5d6d7e;
  --border: #cfe3ef;
  --shadow: 0 10px 30px rgba(10, 94, 168, 0.12);
  --radius: 14px;
}

/* ---------- GLOBAL ---------- */
body,
.pkp_page_index,
.pkp_page_about,
.pkp_page_issue,
.pkp_page_article {
  background: linear-gradient(180deg, #dff3fb 0%, #eef9fd 100%);
  color: var(--text);
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  line-height: 1.7;
  margin: 0;
  padding: 0;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: all 0.25s ease;
}

a:hover {
  color: var(--accent-2);
  text-decoration: none;
}

/* ---------- MAIN WRAPPER ---------- */
.pkp_structure_page,
.pkp_structure_content,
.page,
.page_index_journal {
  max-width: 1280px;
  margin: 0 auto;
}

/* ---------- HEADER ---------- */
.pkp_structure_head {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
  border-bottom: 4px solid var(--accent);
}

.pkp_site_name_wrapper,
.pkp_navigation_primary_wrapper,
.pkp_navigation_user_wrapper {
  background: transparent !important;
}

.pkp_site_name .is_text,
.pkp_site_name a {
  color: #fff !important;
  font-weight: 700;
  letter-spacing: 0.3px;
  font-size: 26px;
  text-transform: uppercase;
}

.pkp_site_name img {
  max-height: 75px;
  width: auto;
}

/* ---------- NAVIGATION ---------- */
.pkp_navigation_primary,
.pkp_navigation_user {
  text-align: center;
}

.pkp_navigation_primary > li > a,
.pkp_navigation_user > li > a {
  color: #fff !important;
  font-weight: 600;
  padding: 12px 16px;
  border-radius: 10px;
  transition: all 0.3s ease;
}

.pkp_navigation_primary > li > a:hover,
.pkp_navigation_user > li > a:hover,
.pkp_navigation_primary > li > a:focus,
.pkp_navigation_user > li > a:focus {
  background: rgba(255,255,255,0.16);
  color: #fff !important;
}

/* Dropdown */
.pkp_navigation_primary .dropdown-menu,
.pkp_navigation_user .dropdown-menu {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.pkp_navigation_primary .dropdown-menu a,
.pkp_navigation_user .dropdown-menu a {
  color: var(--text) !important;
  padding: 10px 14px;
}

.pkp_navigation_primary .dropdown-menu a:hover,
.pkp_navigation_user .dropdown-menu a:hover {
  background: #eef8fd;
  color: var(--primary) !important;
}

/* ---------- CONTENT AREA ---------- */
.pkp_structure_main,
.page_index_journal .homepage_content,
.obj_issue_toc,
.obj_article_details,
.page_about {
  background: rgba(255,255,255,0.55);
  backdrop-filter: blur(3px);
  border-radius: 18px;
  padding: 20px;
}

/* Section Titles */
h1, h2, h3, h4, h5 {
  color: var(--primary);
  font-weight: 700;
  line-height: 1.3;
}

h2 {
  position: relative;
  padding-bottom: 8px;
  margin-bottom: 18px;
}

h2::after {
  content: "";
  display: block;
  width: 70px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 10px;
  margin-top: 8px;
}

/* ---------- HOME BLOCKS / CARDS ---------- */
.obj_issue_summary,
.current_issue,
.cmp_announcements .obj_announcement_summary,
.obj_article_summary,
.obj_galley_link,
.pkp_block {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.obj_issue_summary:hover,
.current_issue:hover,
.cmp_announcements .obj_announcement_summary:hover,
.obj_article_summary:hover,
.pkp_block:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 35px rgba(10, 94, 168, 0.16);
}

/* Announcement / article cards spacing */
.obj_article_summary,
.cmp_announcements .obj_announcement_summary,
.obj_issue_summary {
  padding: 18px !important;
  margin-bottom: 18px;
}

/* ---------- BUTTONS ---------- */
.cmp_button,
.cmp_form .buttons button,
button,
input[type="submit"],
a.read_more,
a.obj_galley_link,
a.file {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff !important;
  border: none;
  padding: 11px 18px;
  border-radius: 30px;
  font-weight: 600;
  box-shadow: 0 8px 20px rgba(18, 176, 201, 0.2);
  transition: all 0.3s ease;
  display: inline-block;
}

.cmp_button:hover,
.cmp_form .buttons button:hover,
button:hover,
input[type="submit"]:hover,
a.read_more:hover,
a.obj_galley_link:hover,
a.file:hover {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  transform: translateY(-2px);
  color: #fff !important;
}

/* ---------- SIDEBAR ---------- */
.pkp_structure_sidebar {
  padding-top: 10px;
}

.pkp_block {
  padding: 16px;
  margin-bottom: 20px;
}

.pkp_block .title {
  color: var(--primary);
  font-size: 16px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Sidebar indexing images */
.pkp_block img,
.pkp_block .content img,
.pkp_structure_sidebar img,
.block_custom img,
.block_web_feed img {
  display: block !important;
  max-width: 180px !important;
  width: auto !important;
  height: auto !important;
  margin: 10px auto !important;
  border-radius: 10px;
  background: #fff;
  padding: 6px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.pkp_block img:hover,
.pkp_structure_sidebar img:hover {
  transform: scale(1.04);
  box-shadow: 0 12px 24px rgba(10,94,168,0.18);
}

/* Sidebar links centered */
.pkp_structure_sidebar .content,
.pkp_structure_sidebar .content p,
.pkp_structure_sidebar .content a {
  text-align: center;
}

/* ---------- CURRENT ISSUE COVER ---------- */
.current_issue .cover img,
.obj_issue_summary .cover img,
.current_issue img {
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(0,0,0,0.12);
}

/* ---------- ARTICLE LIST / TITLES ---------- */
.title a,
.obj_article_summary .title a,
.obj_issue_summary .title a,
.cmp_announcements .title a {
  color: var(--primary) !important;
  font-weight: 700;
}

.title a:hover,
.obj_article_summary .title a:hover,
.obj_issue_summary .title a:hover,
.cmp_announcements .title a:hover {
  color: var(--accent-2) !important;
}

/* Meta text */
.meta,
.published,
.authors,
.pages,
.date,
.subtitle,
.description,
.cmp_announcements .summary {
  color: var(--muted);
}

/* ---------- FORMS / SEARCH ---------- */
input[type="text"],
input[type="password"],
input[type="email"],
input[type="search"],
textarea,
select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  background: #fff;
  transition: all 0.25s ease;
  box-sizing: border-box;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--secondary);
  box-shadow: 0 0 0 4px rgba(18,176,201,0.12);
  outline: none;
}

/* ---------- FOOTER ---------- */
.pkp_structure_footer_wrapper {
  background: linear-gradient(135deg, #083d77, #0a5ea8);
  color: #fff;
  margin-top: 30px;
  padding-top: 24px;
  padding-bottom: 24px;
  border-top: 4px solid var(--accent);
}

.pkp_structure_footer_wrapper a {
  color: #fff !important;
}

.pkp_structure_footer_wrapper a:hover {
  color: #ffd166 !important;
}

/* Optional: hide PKP footer branding */
.pkp_brand_footer,
.pkp_footer_content .pkp_brand_footer {
  display: none !important;
}

/* ---------- ABOUT PAGE LISTS ---------- */
.page_about ul,
.page_about ol {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 20px 16px 35px;
  box-shadow: var(--shadow);
}

/* ---------- SCROLLBAR ---------- */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #dceff7;
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--primary), var(--secondary));
  border-radius: 20px;
}

/* =========================================================
   CSS-ONLY POPUP / MODAL
   Usage:
   1. Create link: <a href="#journalPopup" class="popup-btn">Read More</a>
   2. Add popup block in template:
      <div id="journalPopup" class="ojs-popup">
        <div class="ojs-popup-box">
          <a href="#" class="ojs-popup-close">&times;</a>
          <h3>Welcome</h3>
          <p>Your content here</p>
        </div>
      </div>
   ========================================================= */

.popup-btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff !important;
  padding: 10px 18px;
  border-radius: 30px;
  font-weight: 700;
  transition: all 0.3s ease;
}

.popup-btn:hover {
  transform: translateY(-2px);
  color: #fff !important;
}

.ojs-popup {
  position: fixed;
  inset: 0;
  background: rgba(5, 25, 45, 0.72);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.35s ease;
  z-index: 99999;
}

.ojs-popup:target {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.ojs-popup-box {
  width: min(92%, 560px);
  background: #fff;
  margin: 8% auto;
  padding: 28px 24px;
  border-radius: 18px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.28);
  position: relative;
  animation: popupFade 0.35s ease;
  border-top: 6px solid var(--accent);
}

.ojs-popup-box h3 {
  margin-top: 0;
  color: var(--primary);
}

.ojs-popup-box p {
  color: var(--text);
}

.ojs-popup-close {
  position: absolute;
  right: 14px;
  top: 10px;
  font-size: 28px;
  font-weight: 700;
  color: var(--accent-2) !important;
  text-decoration: none;
}

@keyframes popupFade {
  from {
    opacity: 0;
    transform: translateY(-18px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ---------- HERO / WELCOME BOX OPTIONAL ---------- */
.journal-hero,
.homepage_image,
.additional_content {
  background: linear-gradient(135deg, rgba(10,94,168,0.08), rgba(18,176,201,0.12));
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 20px;
  box-shadow: var(--shadow);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 992px) {
  .pkp_site_name .is_text,
  .pkp_site_name a {
    font-size: 20px;
  }

  .pkp_structure_main,
  .page_index_journal .homepage_content,
  .obj_issue_toc,
  .obj_article_details,
  .page_about {
    padding: 14px;
  }

  .pkp_block img,
  .pkp_structure_sidebar img {
    max-width: 150px !important;
  }
}

@media (max-width: 768px) {
  .pkp_navigation_primary > li > a,
  .pkp_navigation_user > li > a {
    padding: 10px 12px;
    font-size: 14px;
  }

  .pkp_block img,
  .pkp_structure_sidebar img {
    max-width: 130px !important;
  }

  .ojs-popup-box {
    margin: 18% auto;
    padding: 22px 18px;
  }
}
.obj_article_details .abstract h2,
.article-details .abstract h2 {
    text-align: left !important;
}
/* Article Abstract Alignment */
.abstract,
.article-summary .abstract,
.article-details .abstract {
    text-align: justify !important;
    text-justify: inter-word;
    line-height: 1.7;
}


/* ==========================================
   ABR ABOUT JOURNAL
   Compact CogNexus Style
========================================== */

.abr-about-journal {
    width: 100%;
    max-width: 1150px;
    margin: 15px auto;
    padding: 22px 28px 28px;
    background: #ffffff;
    border: 1px solid #e5e5e5;
    box-sizing: border-box;
}


/* ==========================================
   HEADING
========================================== */

.abr-about-journal h2 {
    margin: 0;
    font-size: 23px;
    line-height: 1.3;
    font-weight: 700;
    color: #292929;
}


/* ==========================================
   HEADING LINE
========================================== */

.abr-heading-line {
    width: 100%;
    height: 2px;
    margin: 12px 0 25px;

    background: linear-gradient(
        to right,
        #315a83 0%,
        #315a83 18%,
        #e0e5e9 18%,
        #e0e5e9 100%
    );
}


/* ==========================================
   DESCRIPTION
========================================== */

.abr-description {
    margin: 0 0 18px;
    font-size: 14px;
    line-height: 1.7;
    color: #303030;
}

.abr-description strong {
    font-weight: 600;
}


/* ==========================================
   COVER + INFORMATION
========================================== */

.abr-journal-details {
    display: flex;
    align-items: flex-start;
    gap: 40px;
    margin-top: 24px;
}


/* ==========================================
   JOURNAL COVER
========================================== */

.abr-cover {
    flex: 0 0 190px;
    width: 190px;
}

.abr-cover img {
    display: block;
    width: 190px;
    height: 250px;
    object-fit: cover;
}


/* ==========================================
   INFORMATION
========================================== */

.abr-information {
    flex: 1;
    min-width: 0;
}


/* ==========================================
   INFORMATION ITEMS
========================================== */

.abr-info-item {
    display: flex;
    align-items: flex-start;
    gap: 5px;
    margin-bottom: 12px;

    font-size: 14px;
    line-height: 1.5;
    color: #333333;
}

.abr-info-item strong {
    flex: 0 0 auto;
    font-weight: 700;
    color: #222222;
    white-space: nowrap;
}

.abr-info-item span {
    color: #333333;
}


/* ==========================================
   LINKS
========================================== */

.abr-info-item a {
    color: #1769a0;
    text-decoration: none;
}

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


/* ==========================================
   THREE BUTTON / TEXT LINKS
========================================== */

.abr-action-links {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin-top: 20px;
}

.abr-action-btn {
    font-size: 13px;
    color: #1769a0 !important;
    text-decoration: none !important;
    padding: 0;
    background: transparent;
    border: none;
    font-weight: 400;
}

.abr-action-btn:hover {
    color: #0d4d78 !important;
    text-decoration: underline !important;
}


/* ==========================================
   TABLET
========================================== */

@media (max-width: 800px) {

    .abr-about-journal {
        padding: 20px;
    }

    .abr-journal-details {
        gap: 25px;
    }

    .abr-cover {
        flex: 0 0 160px;
        width: 160px;
    }

    .abr-cover img {
        width: 160px;
        height: 210px;
    }

    .abr-description,
    .abr-info-item {
        font-size: 13px;
    }
}


/* ==========================================
   MOBILE
========================================== */

@media (max-width: 600px) {

    .abr-about-journal {
        padding: 18px;
    }

    .abr-about-journal h2 {
        font-size: 21px;
    }

    .abr-journal-details {
        flex-direction: column;
        gap: 20px;
    }

    .abr-cover {
        width: 150px;
        flex: none;
    }

    .abr-cover img {
        width: 150px;
        height: 197px;
    }

    .abr-info-item {
        font-size: 13px;
    }

    .abr-action-links {
        gap: 12px;
    }
}

/* ================================
   VOLUMES & ISSUES SIDEBAR
================================ */

.journal-volumes-sidebar {
    width: 100%;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.05);
    font-family: Arial, Helvetica, sans-serif;
}

/* Title */

.journal-volumes-sidebar .volumes-title {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 17px;
    background: #f7f9fb;
    border-bottom: 1px solid #e5e7eb;

    font-size: 17px;
    font-weight: 700;
    color: #1f2937;
}

.journal-volumes-sidebar .volumes-icon {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 30px;
    height: 30px;

    background: #0E82B7;
    color: #ffffff;

    border-radius: 6px;
    font-size: 16px;
}

/* Volume */

.journal-volumes-sidebar .volume-item {
    border-bottom: 1px solid #edf0f2;
}

/* Volume Header */

.journal-volumes-sidebar .volume-header {
    display: flex;
    align-items: center;
    justify-content: space-between;

    padding: 13px 17px;

    background: #ffffff;

    font-size: 15px;
    font-weight: 700;
    color: #263238;
}

.journal-volumes-sidebar .volume-year {
    font-size: 13px;
    font-weight: 500;
    color: #7b8794;
}

/* Issues */

.journal-volumes-sidebar .issue-list {
    padding: 0 17px 10px 17px;
}

.journal-volumes-sidebar .issue-list a {
    display: flex;
    align-items: center;
    justify-content: space-between;

    padding: 8px 10px;
    margin-bottom: 4px;

    text-decoration: none;

    font-size: 13.5px;
    color: #5f6b76;

    background: #f8fafb;
    border-radius: 5px;

    transition: all 0.2s ease;
}

.journal-volumes-sidebar .issue-list a span:last-child {
    font-size: 18px;
    color: #0E82B7;
}

/* Hover */

.journal-volumes-sidebar .issue-list a:hover {
    background: #eaf5ef;
    color: #0E82B7;
    padding-left: 14px;
}

/* More Button */

.journal-volumes-sidebar .view-more-volumes {
    display: flex;
    align-items: center;
    justify-content: space-between;

    margin: 14px 17px;
    padding: 11px 14px;

    background: #0E82B7;
    color: #ffffff;

    border-radius: 6px;

    font-size: 14px;
    font-weight: 600;
    text-decoration: none;

    transition: all 0.2s ease;
}

.journal-volumes-sidebar .view-more-volumes span {
    font-size: 18px;
    transition: transform 0.2s ease;
}

.journal-volumes-sidebar .view-more-volumes:hover {
    background: #109BC1;
    color: #ffffff;
}

.journal-volumes-sidebar .view-more-volumes:hover span {
    transform: translateX(4px);
}