:root {
  --bs-primary: #274aab;
  --bs-primary-rgb: 39, 74, 171;
} 

nav.layout-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: #2e4272;
  margin-top: 0 !important;
  padding-block: 0;
  z-index: 1030;
}

nav.layout-navbar::before {
  display: none;
}

nav.layout-navbar .navbar.landing-navbar {
  background: transparent;
  border: none;
  border-radius: 0;
  inline-size: 100%;
  margin-block-start: 0;
  margin-inline: 0;
  max-inline-size: none;
  padding-block: 0.75rem;
  box-shadow: none;
}

nav.layout-navbar .navbar.landing-navbar .app-brand-text {
  color: #ffffff !important;
}

nav.layout-navbar .navbar.landing-navbar .navbar-nav .nav-link {
  color: #ffffff !important;
}

nav.layout-navbar .navbar.landing-navbar .navbar-nav .nav-link:hover,
nav.layout-navbar .navbar.landing-navbar .navbar-nav .nav-link:focus {
  color: rgba(255, 255, 255, 0.85) !important;
}

.journal-subnav {
  position: fixed;
  top: 65px;
  left: 0;
  right: 0;
  background-color: #ffffff;
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 0.75rem 1.5rem rgba(15, 23, 42, 0.05);
  z-index: 1020;
}

body {
  padding-top: 140px;
}

@media (max-width: 991.98px) {
  .journal-subnav {
    top: 64px;
  }
  body {
    padding-top: 130px;
  }
}

.journal-subnav-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-block: 0.75rem;
}

.journal-subnav-title {
  color: #1f2937;
  font-size: 1rem;
  letter-spacing: 0.01em;
}

.journal-subnav-links {
  margin: 0;
  padding: 0;
}

.journal-subnav-link {
  color: #1f2937;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s ease;
}

.journal-subnav-link:hover,
.journal-subnav-link:focus {
  color: #2b50c7;
}

@media (max-width: 991.98px) {
  .journal-subnav-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75rem;
  }

  .journal-subnav-links {
    width: 100%;
    gap: 0.75rem !important;
  }
}

body:not(.home-navbar-light) .landing-navbar .app-brand-text,
body:not(.home-navbar-light) .landing-navbar .nav-link,
body:not(.home-navbar-light) .landing-navbar .dropdown-style-switcher > a,
body:not(.home-navbar-light) .landing-navbar .dropdown-style-switcher > a i,
body:not(.home-navbar-light) .landing-navbar .navbar-toggler,
    body:not(.home-navbar-light) .landing-navbar .navbar-toggler i {
      color: #1f2937 !important;
      transition: color 0.3s ease;
    }

    body:not(.home-navbar-light) .landing-navbar .nav-link:hover,
    body:not(.home-navbar-light) .landing-navbar .nav-link:focus {
      color: #0f172a !important;
    }

    .nav-links-dark .nav-link {
      color: #1f2937 !important;
    }

    .nav-links-dark .nav-link:hover,
    .nav-links-dark .nav-link:focus {
      color: #0f172a !important;
    }

    .journal-volume {
      /* background: linear-gradient(135deg, #142c4f 0%, #1f3b66 45%, #274674 100%);
      min-height: 100vh;
      color: #0d1b2a; */
    }

    .journal-volume .help-center-header {
      background: linear-gradient(140deg, rgba(20, 44, 79, 0.92), rgba(39, 70, 116, 0.85));
      color: #e8f1ff;
      border-radius: 0 0 2.5rem 2.5rem;
      padding-block: 6rem 3rem;
    }

    .journal-volume .help-center-header .banner-bg-img {
      display: none;
    }

    .journal-volume .help-center-header h4 {
      color: #e1ecff !important;
    }

    .journal-volume .help-center-header p {
      color: rgba(226, 236, 255, 0.85);
    }

    .landing-navbar .app-brand-logo svg {
      color: #7fa2ff;
    }

    .landing-navbar .btn-primary {
      background-color: #4d6fd8;
      border-color: #4d6fd8;
      box-shadow: 0 0.5rem 1.5rem rgba(77, 111, 216, 0.35);
    }

    .landing-hero {
      background: radial-gradient(circle at top right, rgba(69, 115, 240, 0.4), transparent 45%),
        radial-gradient(circle at bottom left, rgba(49, 102, 214, 0.85), rgba(10, 40, 109, 0.95));
    
      overflow: hidden;
      box-shadow: 0 2.5rem 5rem rgba(9, 18, 45, 0.45);
    }

    .landing-hero>img {
      display: none !important;
    }

    .landing-hero .hero-title {
      color: #ffffff !important;
    }

    .landing-hero .hero-sub-title {
      color: rgba(236, 240, 255, 0.78);
    }

    .home-navbar-light .landing-navbar {
      transition: color 0.3s ease;
    }

    .home-navbar-light .landing-navbar .app-brand-text,
    .home-navbar-light .landing-navbar .nav-link,
    .home-navbar-light .landing-navbar .dropdown-style-switcher > a,
    .home-navbar-light .landing-navbar .dropdown-style-switcher > a i,
    .home-navbar-light .landing-navbar .navbar-toggler,
    .home-navbar-light .landing-navbar .navbar-toggler i {
      color: #ffffff !important;
      transition: color 0.3s ease;
    }

    .home-navbar-light .landing-navbar .nav-link:hover,
    .home-navbar-light .landing-navbar .nav-link:focus {
      color: rgba(255, 255, 255, 0.75) !important;
    }

    .home-navbar-light .landing-navbar.navbar-scrolled .app-brand-text,
    .home-navbar-light .landing-navbar.navbar-scrolled .nav-link,
    .home-navbar-light .landing-navbar.navbar-scrolled .dropdown-style-switcher > a,
    .home-navbar-light .landing-navbar.navbar-scrolled .dropdown-style-switcher > a i,
    .home-navbar-light .landing-navbar.navbar-scrolled .navbar-toggler,
    .home-navbar-light .landing-navbar.navbar-scrolled .navbar-toggler i {
      color: #1f2937 !important;
    }

    .home-navbar-light .landing-navbar.navbar-scrolled .nav-link:hover,
    .home-navbar-light .landing-navbar.navbar-scrolled .nav-link:focus {
      color: #111827 !important;
    }

    @media (max-width: 991.98px) {
      .home-navbar-light .landing-navbar .landing-nav-menu .nav-link {
        color: #1f2937 !important;
      }

      .home-navbar-light .landing-navbar .landing-nav-menu .nav-link:hover,
      .home-navbar-light .landing-navbar .landing-nav-menu .nav-link:focus {
        color: #0f172a !important;
      }
    }

    .landing-hero .btn-primary {
      background: linear-gradient(135deg, #506ff0 0%, #2b50c7 100%);
      border-color: transparent;
      box-shadow: 0 1rem 2.5rem rgba(38, 64, 155, 0.45);
    }

    .hero-metrics {
      max-width: 960px;
      border-radius: 20px;
      overflow: hidden;
      box-shadow: 0 2rem 4rem rgba(8, 18, 48, 0.35);
    }

    .hero-metrics .metric-card {
      color: #ffffff;
      padding: 1.5rem 1.5rem;
      height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: flex-start;
      border-right: 1px solid rgba(255, 255, 255, 0.08);
    }

    .hero-metrics .metric-value {
      font-size: 1.75rem;
      line-height: 1.2;
    }

    .hero-metrics .metric-card:last-child {
      border-right: none;
    }

    .hero-metrics .metric-impact {
      background: linear-gradient(140deg, rgba(23, 44, 88, 0.6), rgba(30, 66, 133, 0.6));
      backdrop-filter: blur(10px);
    }

    .hero-metrics .metric-citescore {
      background: linear-gradient(140deg, rgba(30, 66, 133, 0.6), rgba(46, 89, 160, 0.6));
      backdrop-filter: blur(10px);
    }

    .hero-metrics .metric-citations {
      background: linear-gradient(140deg, rgba(46, 89, 160, 0.6), rgba(67, 115, 190, 0.6));
      backdrop-filter: blur(10px);
    }

    .hero-metrics .metric-submit {
      background: linear-gradient(135deg, rgba(66, 162, 255, 0.6), rgba(44, 119, 255, 0.6));
      backdrop-filter: blur(10px);
      border-right: none;
      justify-content: space-between;
      align-items: center;
      text-decoration: none;
      font-weight: 600;
      flex-direction: row;
      padding: 1.5rem 2rem;
    }

    .hero-metrics .metric-submit i {
      margin-left: 0.5rem;
    }

    .glass-panel {
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(126, 149, 218, 0.25);
      border-radius: 28px;
      padding: 3rem;
      backdrop-filter: blur(18px);
      box-shadow: 0 2rem 4rem rgba(7, 15, 35, 0.25);
    }

    @media (max-width: 767.98px) {
      .glass-panel {
        padding: 2rem;
      }

      .hero-metrics .metric-card {
        align-items: center;
        text-align: center;
      }

      .hero-metrics .metric-value {
        font-size: 1.5rem;
      }
    }

    #journalQuickLinks .card,
    #journalEditors .card {
      border: 1px solid rgba(112, 140, 210, 0.18);
      box-shadow: 0 1.5rem 3rem rgba(10, 22, 55, 0.15);
    }

    #journalQuickLinks .card-title,
    #journalEditors h5 {
      color: #1c2f5d;
    }

    #journalEditors a {
      color: #72b0ff !important;
    }

footer,
.landing-footer {
  background: linear-gradient(180deg, rgba(9, 19, 42, 0.95), rgba(8, 16, 34, 0.98));
  color: rgba(255, 255, 255, 0.8);
} 

.article-list {
  display: grid;
  gap: 1.5rem;
}

.article-item {
  border: none;
  background-color: transparent;
}

.article-item .card-body {
  border-radius: 0.75rem;
  border: 1px solid rgba(99, 132, 222, 0.18);
  box-shadow: 0 0.75rem 2rem rgba(22, 28, 45, 0.08);
}

.article-item__doi {
  word-break: break-all;
}

.article-item__authors {
  line-height: 1.6;
}

@media (max-width: 575.98px) {
  .article-item .card-body {
    padding: 1.25rem 1.5rem;
  }
}

.latest-issue-card {
  background: linear-gradient(135deg, rgba(77, 111, 216, 0.12), rgba(77, 111, 216, 0.02));
}

.latest-issue-meta li:not(:last-child) {
  border-bottom: 1px solid rgba(99, 132, 222, 0.12);
}

.latest-issue-dates i {
  margin-top: 0.2rem;
}

.highlight-card {
  border: 1px solid rgba(22, 28, 45, 0.05);
}

.latest-articles-list li {
  border: 1px solid rgba(22, 28, 45, 0.08);
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.latest-articles-list li:not(:last-child),
.announcements-list li:not(:last-child) {
  margin-bottom: 1rem;
}

.latest-articles-list li:hover {
  border-color: rgba(77, 111, 216, 0.35);
  box-shadow: 0 0.75rem 1.5rem rgba(22, 28, 45, 0.08);
}

.editorial-card {
  border: 1px solid rgba(22, 28, 45, 0.05);
}

.editorial-avatar {
  width: 64px;
  height: 64px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(77, 111, 216, 0.12);
}

.archive-card {
  border: 1px solid rgba(22, 28, 45, 0.05);
}

@media (max-width: 767.98px) {
  .latest-issue-card .card-body,
  .highlight-card .card-body {
    padding: 1.5rem;
  }
}

/* Default section content width: 80% */
section .container { 
  margin-left: auto;
  margin-right: auto;
}

/* Responsive adjustments for smaller screens */
@media (max-width: 1199.98px) {
  section .container {
    max-width: 75%;
  }
}

@media (max-width: 991.98px) {
  section .container {
    max-width:80%;
  }
}

@media (max-width: 767.98px) {
  section .container {
    max-width: 85%;
  }
}

/* Primary color overrides for buttons and badges */
.btn-primary {
  background-color: #274aab !important;
  border-color: #274aab !important;
  color: #ffffff !important;
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
  background-color: #1e3a8a !important;
  border-color: #1e3a8a !important;
  color: #ffffff !important;
}

.btn-outline-primary {
  border-color: #274aab !important;
  color: #274aab !important;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus,
.btn-outline-primary:active {
  background-color: #274aab !important;
  border-color: #274aab !important;
  color: #ffffff !important;
}

.bg-label-primary {
  background-color: rgba(39, 74, 171, 0.12) !important;
  color: #274aab !important;
}

.badge.bg-label-primary {
  background-color: rgba(39, 74, 171, 0.12) !important;
  color: #274aab !important;
}

.text-primary {
  color: #274aab !important;
}

a.text-primary:hover,
a.text-primary:focus {
  color: #1e3a8a !important;
}

/* Share Modal Styles */
.share-link {
  text-decoration: none;
  transition: all 0.3s ease;
}

.share-link:hover .rounded-circle {
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.share-link .rounded-circle {
  transition: all 0.3s ease;
}

#shareModal .modal-content {
  border-radius: 1rem;
  border: none;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

#shareModal .modal-header {
  padding: 1.5rem 1.5rem 0.5rem;
}

#shareModal .modal-body {
  padding: 1rem 1.5rem 1.5rem;
}