/* ==========================================================================
   TASHDIRUNA OJS MAIN STYLESHEET
   Optimized for Performance (CLS), Accessibility, and Modern UI/UX
   ========================================================================== */

/* --- 1. IMPORT & VARIABLES --- */
@import url('https://fonts.googleapis.com/css2?family=Nunito+Sans:ital,opsz,wght@0,6..12,400;0,6..12,500;0,6..12,600;0,6..12,700;0,6..12,800;0,6..12,900;1,6..12,400;1,6..12,500;1,6..12,600;1,6..12,700;1,6..12,800;1,6..12,900&display=swap');

:root {
  --primary-maroon: #840b0f;
  --primary-maroon-hover: #6b090c;
  --secondary-gold: #c08511;
  --accent-green: #accf5f;
  --accent-green-hover: #b8dd75;
  --text-dark: #222222;
  --text-muted: #666666;
  --bg-light: #f9f9f9;
  --border-light: #eaeaea;
  --gradient-maroon-gold: linear-gradient(90deg, #c08511 0%, #840b0f 50%);
  --transition-standard: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Memaksa font bawaan OJS menggunakan properti swap (FCP/LCP Fix) */
@font-face { font-family: 'Source Sans Pro'; font-display: swap; }
@font-face { font-family: 'Glyphicons Halflings'; font-display: swap; }

/* --- 2. GLOBAL STYLES & RESET --- */
html {
  scroll-behavior: smooth;
}

body {
  overflow-x: hidden !important;
  background-image: url('https://journal.eternaedu.com/public/site/bg-image.png');
  background-repeat: repeat;
  background-attachment: fixed;
  background-size: 30%;
  text-align: justify;
  font-family: 'Nunito Sans', sans-serif;
  color: var(--text-dark);
}

body::before {
  content: '';
  position: fixed;
  top: 0; right: 0; bottom: 0; left: 0;
  background-image: url('https://journal.eternaedu.com/public/site/bg-image.png');
  background-repeat: repeat;
  background-size: 30%;
  z-index: -1; 
}

* {
  transition: color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
}

/* Accessibility: Focus Indicators untuk navigasi Keyboard */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--secondary-gold) !important;
  outline-offset: 3px !important;
  box-shadow: none !important;
}

/* CLS Fix: Mencegah gambar meluap dari kontainer sebelum dimuat */
img {
  max-width: 100%;
  height: auto;
  font-style: italic;
  vertical-align: middle;
}

/* --- 3. FORMS (LOGIN & REGISTER) --- */
.form-group {
  margin-bottom: 15px;
  color: #2d2d2d;
}

.pkp_form.login .form-group input,
.pkp_form.register fieldset .fields .form-group label input,
.pkp_form.register fieldset .fields .form-group label select {
  border-radius: 12px !important;
  width: 100%;
}

.pkp_form.login .buttons,
.pkp_form.register .buttons {
  display: flex !important;
  justify-content: flex-end;
  gap: 15px;
}

.pkp_form.login .buttons button,
.pkp_form.register .buttons button {
  order: 2;
  background: var(--gradient-maroon-gold);
  color: #fff;
  border: none !important;
  border-radius: 20px 0px;
  font-weight: 600;
  padding: 8px 20px;
}

.pkp_form.login .buttons a,
.pkp_form.register .buttons a {
  background: var(--gradient-maroon-gold);
  color: #fff !important;
  transition: var(--transition-standard);
  border: none;
  border-radius: 20px 0px;
  font-weight: 600;
  padding: 8px 20px;
  text-decoration: none;
}

.pkp_form.login .buttons a:hover,
.pkp_form.register .buttons a:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
}

.pkp_form.register fieldset .fields .form-group label { width: 100%; }
.pkp_form.register .reviewer .fields .form-group.optin label {
  display: flex !important;
  gap: 4px;
  width: fit-content;
}
.pkp_form.register .reviewer .fields .form-group.optin label input {
  width: 14px !important;
  aspect-ratio: 1/1;
}

/* --- 4. LAYOUT & NAVIGATION (HEADER) --- */
.container-fluid {
  background-color: #eeeaea;
}
@media (max-width: 767px) {
  .container-fluid {
    background-color: #3b0002 !important;
    color: #fff;
  }
}

.pkp_structure_content.container {
  padding: 20px 0px !important;
  background-color: #fff !important;
  box-shadow: 0px 0px 4px 0px #ddd;
  border-right: 2px solid var(--border-light);
  border-left: 2px solid var(--border-light);
}

.navbar {
  margin: 0 auto;
  transition: var(--transition-standard);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}
.navbar:hover { box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25); }
.nav.nav-pills { margin-top: 4px !important; }

/* Interactive Header Links */
.navbar-nav > li > a {
  position: relative;
  transition: var(--transition-standard) !important;
  font-weight: 500;
  color: #0d0d0d !important;
}
@media (max-width: 767px) {
  .navbar-nav > li > a { color: #fff !important; }
  .container-fluid > .navbar-header {
    padding: 0 25px !important;
    display: flex;
    flex-direction: row-reverse;
    align-items: center;
  }
  .navbar-header .site-name { margin: 10px 0px; }
}

.navbar-nav > li > a::before {
  content: '';
  position: absolute;
  bottom: -3px; left: 50%;
  width: 0; height: 3px;
  background: var(--gradient-maroon-gold);
  transform: translateX(-50%);
  transition: width 0.3s ease-in-out;
  border-radius: 2px;
}
.navbar-nav > li > a:hover::before,
.navbar-nav > li.active > a::before {
  width: 80%;
}
.navbar-nav > li > a:hover,
.navbar-default .navbar-nav > .open > a {
  color: var(--primary-maroon) !important;
  transform: translateY(-2px);
  background: #e3e3e3;
}

/* Site Logo & Search Bar */
.site-name a {
  animation: slideInDown 0.6s ease-out;
  display: block;
  width: 100%; height: 100%;
  transition: var(--transition-standard);
}
.site-name a:hover { transform: scale(1.02); filter: brightness(1.1); }
.site-name a img { border-left: solid 3px #eeeaea; border-right: solid 3px #eeeaea; }

.navbar-form.navbar-left .form-group .form-control {
  border-radius: 20px 4px;
  transition: var(--transition-standard) !important;
  border: 2px solid transparent !important;
}
.navbar-form.navbar-left .form-group .form-control:focus {
  border-color: var(--secondary-gold) !important;
  box-shadow: 0 0 15px rgba(192, 133, 17, 0.3) !important;
  transform: scale(1.02);
}

.navbar-form.navbar-left .btn.btn-default {
  transition: var(--transition-standard) !important;
  position: relative;
  overflow: hidden;
}
.navbar-form.navbar-left .btn.btn-default::before {
  content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
  background: rgba(255, 255, 255, 0.2); transition: left 0.3s ease;
}
.navbar-form.navbar-left .btn.btn-default:hover::before { left: 100%; }
.navbar-form.navbar-left .btn.btn-default:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(132, 11, 15, 0.4);
}

/* --- 5. SIDEBAR WIDGETS --- */
.pkp_block.block_custom {
  border-radius: 8px !important;
  border: none;
  padding: 0 !important;
  overflow: hidden;
  transition: var(--transition-standard);
  width: 100%;
}
.pkp_block.block_custom:hover { box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12); }
.pkp_block.block_custom .content { padding: 0 !important; margin-top: -20px; }

.pkp_block .title, .panel-default > .panel-heading {
  color: #243140;
  background-color: var(--border-light);
  border-bottom: 4px solid #f7f223;
  text-align: center;
  font-size: 24px; font-weight: 600;
  padding: 14px 0px;
}

.pkp_block.block_custom .content .sidebar__container {
  border-radius: 8px !important;
  box-shadow: 0px 0px 4px 0px #eaeaea;
  border: 1px solid #eaeaea;
  padding: 15px 10px;
  transition: var(--transition-standard);
  transform: translateX(-20px);
  opacity: 0;
  animation: sidebarSlideIn 0.45s ease-out forwards 0.1s;
}
.pkp_block.block_custom:hover .content .sidebar__container {
  transform: translateX(0); opacity: 1; border-color: var(--accent-green);
}

@keyframes sidebarSlideIn {
  from { transform: translateX(-20px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Sidebar Menu Links */
.pkp_block.block_custom .content .sidebar__container .menu__group .menu__link {
  display: block; width: 100%;
  padding: 10px 14px; margin-bottom: 8px;
  border-radius: 20px 4px;
  color: #fff !important;
  text-decoration: none;
  font-size: 14px !important;
  text-align: center; font-weight: bold;
  background: var(--gradient-maroon-gold);
  transition: var(--transition-standard);
  position: relative; overflow: hidden;
}
.pkp_block.block_custom .content .sidebar__container .menu__group .menu__link:hover {
  background: linear-gradient(90deg, #840b0f 0%, #c08511 50%);
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 8px 20px rgba(132, 11, 15, 0.35);
}

/* Sidebar Make Submission Button */
.pkp_block.block_make_submission .content { text-align: center; }
.pkp_block.block_make_submission .content a {
  border-radius: 20px 0px;
  background: var(--gradient-maroon-gold);
  border: none;
  color: white !important;
  transition: var(--transition-standard);
}
.pkp_block.block_make_submission .content a:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 15px rgba(192, 133, 17, 0.4);
}

/* --- 6. ARTICLE CARDS (TASDIRUNA SPECIFIC) --- */
/* Disatukan dari inline style HTML agar lebih bersih dan terpusat */
.tasdiruna-article-card {
  display: flex;
  gap: 20px;
  border: 1px solid #e0e0e0;
  border-left: 4px solid var(--primary-maroon); 
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 25px;
  background: #ffffff;
  box-shadow: 0 2px 6px rgba(0,0,0,0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.tasdiruna-article-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 15px rgba(138, 21, 27, 0.08);
}
.tasdiruna-article-cover { flex-shrink: 0; width: 120px; }
.tasdiruna-article-cover img {
  border-radius: 4px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.tasdiruna-article-title {
  margin: 0 0 10px 0;
  font-size: 18px; font-weight: 600; line-height: 1.4;
}
.tasdiruna-article-title a {
  color: var(--text-dark); text-decoration: none; transition: color 0.2s ease;
}
.tasdiruna-article-title a:hover { color: var(--primary-maroon); }
.tasdiruna-article-authors {
  color: #444444; font-size: 15px; font-weight: 500; margin-bottom: 6px;
}
.tasdiruna-article-affiliation {
  font-size: 13.5px; color: var(--text-muted); font-style: italic; margin-bottom: 12px; line-height: 1.5;
}
.tasdiruna-article-meta {
  font-size: 13px; color: #777777; margin-bottom: 5px;
}
.tasdiruna-article-meta a { color: var(--primary-maroon); text-decoration: none; }
.tasdiruna-article-meta a:hover { text-decoration: underline; }

/* Article Galleys (PDF Buttons) - Accessibility Contrast Fix */
.tasdiruna-article-galleys {
  list-style: none; padding: 0; margin: 15px 0 0 0; display: flex; gap: 10px; flex-wrap: wrap;
}
.tasdiruna-article-galleys a.obj_galley_link,
.galley-link.btn.btn-primary.pdf,
a.galley-link.btn.btn-primary.file {
  background-color: var(--primary-maroon) !important;
  border: 1px solid var(--primary-maroon-hover) !important;
  color: #ffffff !important;
  padding: 8px 18px !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  border-radius: 4px !important;
  text-decoration: none !important;
  transition: all 0.2s ease !important;
  display: inline-block;
}
.tasdiruna-article-galleys a.obj_galley_link:hover,
.galley-link.btn.btn-primary.pdf:hover,
a.galley-link.btn.btn-primary.file:hover {
  background-color: var(--primary-maroon-hover) !important;
  box-shadow: 0 4px 8px rgba(138, 21, 27, 0.25) !important;
  transform: translateY(-2px);
}
.tasdiruna-article-stats {
  display: flex; align-items: center; gap: 20px; font-size: 13px; color: #555555;
  margin-top: 15px; border-top: 1px dashed #eaeaea; padding-top: 12px;
}
.tasdiruna-article-stats span { display: flex; align-items: center; gap: 6px; }

/* --- 7. CURRENT ISSUE & HOMEPAGE ELEMENTS --- */
.page-header {
  padding-bottom: 9.5px;
  margin: 42px 0 21px;
  border-bottom: 2px solid #e6e6e6;
  font-size: 32px; font-weight: 600 !important;
  animation: fadeInUp 0.6s ease-out;
}
@media (max-width: 767px) {
  .page-header { margin: 0px 0 21px; font-size: 28px; }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.current_issue .page-header h2 {
  font-size: 24px !important; font-weight: 600; color: #222;
  position: relative; padding-bottom: 10px; display: inline-block;
}
.current_issue .page-header h2::after {
  content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 3px;
  background: var(--gradient-maroon-gold); transition: var(--transition-standard);
}
.current_issue .page-header h2:hover::after { width: 100%; }
.current_issue .page-header h2:hover { color: var(--primary-maroon); transform: translateX(5px); }

/* Buttons & Lists */
.btn.btn-primary.read-more {
  background-color: #032a64 !important;
  border: none !important;
  border-radius: 12px; margin-bottom: 50px; float: right;
  font-weight: 600; color: white !important;
  transition: var(--transition-standard) !important;
}
.btn.btn-primary.read-more:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 10px 25px rgba(3, 42, 100, 0.4);
}

.media-list a {
  font-weight: 600 !important; color: #000;
  transition: var(--transition-standard); position: relative; display: inline-block;
}
.media-list a::after {
  content: ''; position: absolute; bottom: -3px; left: 0; width: 0; height: 2px;
  background: linear-gradient(90deg, #1b75ee 0%, #032a64 100%); transition: width 0.3s ease;
}
.media-list a:hover::after { width: 100%; }
.media-list a:hover { color: #1b75ee; transform: translateX(3px); }

/* --- 8. TEMPLATE & INDEXING (INTERACTIVE CARDS) --- */
.additional_indexing_container a, .sponsored__group a, .indexing__container a {
  transition: var(--transition-standard);
  display: block; padding: 12px; border-radius: 8px; background: #f9f9f9;
  position: relative; overflow: hidden; text-align: center;
}
.additional_indexing_container a:hover, .sponsored__group a:hover, .indexing__container a:hover {
  transform: scale(1.1) translateY(-4px);
  box-shadow: 0 10px 20px rgba(192, 133, 17, 0.3);
  background: #ffffff;
}
.additional_indexing_container a img, .sponsored__group a img, .indexing__container a img {
  transition: var(--transition-standard); position: relative; z-index: 1; filter: grayscale(0%);
}
.additional_indexing_container a:hover img, .sponsored__group a:hover img, .indexing__container a:hover img {
  filter: brightness(1.05) saturate(1.2);
}

/* Template Dashed Border Container */
.article-template-box, .template-wrapper > div, .pkp_block:has(.article-template) .content {
  border: 2px dashed var(--secondary-gold);
  border-radius: 12px; padding: 20px; position: relative;
  transition: var(--transition-standard);
  background: linear-gradient(135deg, #fafafa 0%, #ffffff 100%);
}
.article-template-box:hover, .pkp_block:has(.article-template) .content:hover {
  border-color: var(--primary-maroon);
  box-shadow: 0 0 20px rgba(192, 133, 17, 0.3); transform: scale(1.02);
}

/* --- 9. COLLABORATION MARQUEE --- */
.collab-wrapper {
  overflow: hidden; width: 100%; position: relative;
  background: #ffffff; padding: 20px 0; border-radius: 8px;
}
.collab-track {
  display: flex; align-items: center; gap: 30px; width: max-content;
  animation: slideCollab 12s linear infinite; 
}
.collab-track:hover { animation-play-state: paused; }
.collab-item {
  display: flex; flex-direction: column; align-items: center; justify-content: center; width: 130px;
}
.collab-item img {
  width: 90px; height: auto; margin-bottom: 12px;
  transition: var(--transition-standard);
  filter: drop-shadow(0 4px 6px rgba(0,0,0,0.05));
}
.collab-item:hover img {
  transform: scale(1.1) translateY(-3px);
  filter: drop-shadow(0 6px 12px rgba(0,0,0,0.15));
}
.collab-item span {
  font-family: 'Nunito Sans', sans-serif; font-size: 13px; text-align: center;
  font-weight: 600; color: #243140; 
}
@keyframes slideCollab {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); } 
}

/* --- 10. FOOTER --- */
footer[role='contentinfo'] {
  background: #e6e6e6; padding: 0; margin-top: 4em; width: 100%;
}
footer .container { width: 100% !important; padding: 0; }
.footer__content {
  display: grid; gap: 20px; padding: 40px 0px;
}
.footer__identity .info h6 { font-size: 16px; color: #fff; font-weight: 600 !important; }
.footer__identity .info p { font-size: 14px; color: #fff; font-weight: 400 !important; }
.footer-copy {
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  padding-bottom: 30px; width: 100%;
}
.footer-copy a { color: #fff; text-decoration: underline; transition: var(--transition-standard); position: relative; }
.footer-copy a:hover { color: var(--accent-green); text-decoration: none; }
footer.footer img { display: none; } /* Hide redundant footer images */

/* --- 11. MEDIA QUERIES (RESPONSIVE) --- */
@media (min-width: 768px) {
  .col-sm-8 { width: 100%; display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; }
  .pkp_block.block_custom { width: 48%; }
  .description-wrapper { display: flex; gap: 10px; margin-bottom: 2em; }
  .left-side { width: 40%; } .right-side { width: 60%; }
}

@media (min-width: 1024px) {
  .col-md-8 { width: 69% !important; padding: 0px 30px; }
  .col-md-4 { width: 31% !important; }
  .pkp_block.block_custom { width: 100%; }
  
  /* Navbar positioning adjustments */
  .container, footer, .navbar { width: 85% !important; border: none; }
  .navbar-form.navbar-left .btn.btn-default {
    position: absolute !important; right: 35px;
    border-radius: 0px 0px 20px 0px !important;
    height: 43px !important;
    background: var(--gradient-maroon-gold); color: #fff !important; border: none;
  }
}

@media (min-width: 1640px) { .container, footer, .navbar { width: 70% !important; } }
@media (min-width: 2040px) { .container, footer, .navbar { width: 60% !important; } }

/* Fix missing citation dropdown positioning */
div#cslCitationFormats {
  background-color: #f0f0f0; border: 1px solid #efefef; border-radius: 10px; z-index: 10;
}
@media (max-width: 767px) { div#cslCitationFormats { position: absolute; top: 290px; left: 0; } }
@media (min-width: 768px) { div#cslCitationFormats { position: absolute; top: 210px; left: 0; } }
@media (min-width: 1280px) { div#cslCitationFormats { position: absolute; top: 250px; left: 0; } }