/* ==========================================================================
   Modern Academic Theme - Design System & Styles for OJS 3.5
   ========================================================================== */

:root {
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Color Palette - Deep Indigo & Vibrant Emerald accents */
  --color-primary: #4F46E5;
  --color-primary-hover: #4338CA;
  --color-primary-light: rgba(79, 70, 229, 0.1);
  --color-secondary: #06B6D4;
  --color-accent: #10B981;
  --color-accent-hover: #059669;

  --color-dark-bg: #0F172A;
  --color-dark-surface: #1E293B;
  --color-dark-border: rgba(255, 255, 255, 0.1);

  --color-text-main: #1E293B;
  --color-text-muted: #64748B;
  --color-text-light: #94A3B8;
  --color-bg-body: #F8FAFC;
  --color-bg-card: #FFFFFF;
  --color-bg-alt: #F1F5F9;

  --color-border: #E2E8F0;
  --color-border-hover: #CBD5E1;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 20px rgba(79, 70, 229, 0.35);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global Reset & Typography */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-primary);
  background-color: var(--color-bg-body);
  color: var(--color-text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: #0F172A;
  line-height: 1.25;
  margin-top: 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
}

/* Header Top Accent Line */
.modern-header-accent-line {
  height: 3px;
  background: linear-gradient(90deg, #6366F1 0%, #38BDF8 50%, #818CF8 100%);
  width: 100%;
}

/* Header & Sticky Navigation Bar */
.modern-header {
  background: rgba(15, 23, 42, 0.94);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 0.75rem 0;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
  transition: all var(--transition-normal);
}

.modern-header-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

/* Brand Section */
.modern-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.modern-brand-logo img {
  max-height: 46px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.4));
  transition: transform var(--transition-fast);
}

.modern-brand-logo:hover img {
  transform: scale(1.03);
}

.modern-brand-text {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  gap: 2px;
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.72rem;
  font-weight: 600;
  color: #38BDF8;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Navigation Links & Dropdowns */
.modern-nav-wrapper {
  display: flex;
  align-items: center;
}

.modern-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.modern-nav-item {
  position: relative;
  list-style: none;
}

.modern-nav-link,
.modern-nav-item > a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #CBD5E1 !important;
  font-weight: 500;
  font-size: 0.92rem;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.modern-nav-link:hover,
.modern-nav-item > a:hover,
.modern-nav-item.active > a {
  color: #FFFFFF !important;
  background: rgba(255, 255, 255, 0.1);
}

.nav-dropdown-icon {
  font-size: 0.7rem;
  opacity: 0.75;
  transition: transform var(--transition-fast);
}

.modern-nav-item:hover .nav-dropdown-icon {
  transform: rotate(180deg);
  opacity: 1;
}

/* Submenu Floating Card */
.modern-dropdown-wrapper {
  position: absolute;
  top: 100%;
  left: 0;
  padding-top: 0.6rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1050;
}

.modern-nav-item:hover .modern-dropdown-wrapper {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.modern-dropdown {
  min-width: 220px;
  background: rgba(30, 41, 59, 0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 0.5rem 0;
  list-style: none;
  margin: 0;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.modern-dropdown-item a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0.65rem 1.25rem;
  color: #E2E8F0 !important;
  font-size: 0.88rem;
  font-weight: 400;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.dropdown-bullet {
  font-size: 0.75rem;
  color: #38BDF8;
  opacity: 0;
  transform: translateX(-4px);
  transition: all var(--transition-fast);
}

.modern-dropdown-item a:hover {
  background: rgba(99, 102, 241, 0.2);
  color: #FFFFFF !important;
  padding-left: 1.5rem;
}

.modern-dropdown-item a:hover .dropdown-bullet {
  opacity: 1;
  transform: translateX(0);
}

/* Header Action Controls */
.modern-header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn-header-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: #CBD5E1 !important;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.btn-header-icon:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #FFFFFF !important;
  transform: scale(1.05);
}

.btn-modern-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #4F46E5 0%, #6366F1 50%, #06B6D4 100%);
  background-size: 200% auto;
  color: #FFFFFF !important;
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.4);
  transition: all var(--transition-normal);
  border: none;
  cursor: pointer;
  text-decoration: none;
}

.btn-modern-primary:hover {
  background-position: right center;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.6);
  color: #FFFFFF !important;
}

.btn-modern-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #E2E8F0 !important;
  font-weight: 500;
  font-size: 0.88rem;
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-modern-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.4);
  color: #FFFFFF !important;
}

.btn-modern-ghost {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #94A3B8 !important;
  font-weight: 500;
  font-size: 0.88rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-modern-ghost:hover {
  color: #FFFFFF !important;
  background: rgba(255, 255, 255, 0.08);
}

/* Mobile Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #FFFFFF;
  font-size: 1.4rem;
  cursor: pointer;
  padding: 0.4rem;
}

/* Language Switcher */
.lang-switcher {
  position: relative;
}

.lang-switcher-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #E2E8F0;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.42rem 0.8rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  letter-spacing: 0.04em;
}

.lang-switcher-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  color: #FFFFFF;
}

.lang-switcher-btn .fa-globe {
  color: #38BDF8;
  font-size: 0.88rem;
}

.lang-chevron {
  font-size: 0.65rem;
  opacity: 0.7;
  transition: transform var(--transition-fast);
}

.lang-switcher:hover .lang-chevron {
  transform: rotate(180deg);
  opacity: 1;
}

.lang-switcher-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 140px;
  padding: 0.4rem;
  background: rgba(15, 23, 42, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45), 0 2px 8px rgba(0, 0, 0, 0.3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px) scale(0.97);
  transform-origin: top right;
  transition: opacity 0.2s ease, transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.2s;
  z-index: 1100;
}

.lang-switcher:hover .lang-switcher-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0.5rem 0.85rem;
  color: #CBD5E1 !important;
  font-size: 0.84rem;
  font-weight: 500;
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease;
  border-radius: 6px;
  background: transparent;
  border: none;
  letter-spacing: 0.03em;
}

.lang-option:hover {
  background: rgba(99, 102, 241, 0.25) !important;
  color: #FFFFFF !important;
}

.lang-option.active {
  background: rgba(56, 189, 248, 0.18) !important;
  color: #38BDF8 !important;
}

.lang-flag {
  font-size: 1.05rem;
  line-height: 1;
}

/* Modern Hero Section */
.modern-hero {
  background: linear-gradient(135deg, #0F172A 0%, #1E1B4B 45%, #312E81 100%);
  color: #FFFFFF;
  padding: 4.5rem 1.5rem 5.5rem;
  position: relative;
  overflow: hidden;
}

.modern-hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.25) 0%, rgba(0,0,0,0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.modern-hero-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.modern-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: #38BDF8;
  margin-bottom: 1.25rem;
}

.modern-hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
}

.modern-hero-title span {
  background: linear-gradient(90deg, #38BDF8 0%, #818CF8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.modern-hero-desc {
  font-size: 1.1rem;
  color: #CBD5E1;
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 640px;
}

/* Quick Search Box in Hero */
.modern-search-box {
  display: flex;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-full);
  padding: 5px 6px 5px 18px;
  max-width: 580px;
  transition: all var(--transition-fast);
}

.modern-search-box:focus-within {
  background: rgba(255, 255, 255, 0.2);
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.3);
}

.modern-search-input {
  flex: 1;
  background: transparent;
  border: none;
  color: #FFFFFF;
  font-size: 0.95rem;
  outline: none;
  font-family: var(--font-primary);
}

.modern-search-input::placeholder {
  color: #94A3B8;
}

.modern-search-btn {
  background: var(--color-primary);
  color: #FFFFFF;
  border: none;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: background var(--transition-fast);
}

.modern-search-btn:hover {
  background: var(--color-primary-hover);
}

/* Stats Cards Grid in Hero Right Column */
.modern-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.modern-stat-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.modern-stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.09);
}

.modern-stat-icon {
  font-size: 1.5rem;
  color: #38BDF8;
  margin-bottom: 0.75rem;
}

.modern-stat-value {
  font-size: 1.85rem;
  font-weight: 800;
  color: #FFFFFF;
  font-family: var(--font-heading);
}

.modern-stat-label {
  font-size: 0.85rem;
  color: #94A3B8;
  font-weight: 500;
  margin-top: 2px;
}

/* Main Content Layout Container */
.modern-main-container {
  max-width: 1280px;
  margin: -2.5rem auto 4rem;
  padding: 0 1.5rem;
  position: relative;
  z-index: 10;
}

/* Current Issue Highlight Card */
.modern-current-issue-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  padding: 2rem 2.5rem;
  margin-bottom: 3rem;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 2.5rem;
  align-items: center;
}

.modern-issue-cover {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.modern-issue-cover img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-normal);
}

.modern-issue-cover:hover img {
  transform: scale(1.03);
}

.modern-issue-details h2 {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.modern-issue-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.modern-issue-badge {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
}

.modern-issue-desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

/* Section Header */
.modern-section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 1.75rem;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0.75rem;
}

.modern-section-title {
  font-size: 1.6rem;
  margin: 0;
  position: relative;
}

.modern-section-title::after {
  content: '';
  position: absolute;
  bottom: -0.85rem;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
}

.modern-section-link {
  font-weight: 600;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Article Cards List / Grid */
.modern-articles-grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.modern-article-card {
  background: #FFFFFF;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
}

.modern-article-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-hover);
}

.modern-article-category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
}

.modern-article-title {
  font-size: 1.25rem;
  margin-bottom: 0.6rem;
  line-height: 1.35;
}

.modern-article-title a {
  color: #0F172A;
}

.modern-article-title a:hover {
  color: var(--color-primary);
}

.modern-article-authors {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-bottom: 1rem;
}

.modern-article-authors i {
  color: #10B981;
  font-size: 0.85rem;
  margin-left: 3px;
}

.modern-article-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-bg-alt);
  padding-top: 1rem;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.modern-article-galleys {
  display: flex;
  gap: 0.5rem;
}

.btn-galley-pdf {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #EF4444;
  color: #FFFFFF !important;
  font-weight: 600;
  font-size: 0.8rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.btn-galley-pdf:hover {
  background: #DC2626;
}

.btn-galley-html {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #3B82F6;
  color: #FFFFFF !important;
  font-weight: 600;
  font-size: 0.8rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

/* Article Detail View Layout */
.modern-article-detail {
  max-width: 1280px;
  margin: 2.5rem auto 5rem;
  padding: 0 1.5rem;
}

.modern-article-header-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  padding: 2.5rem;
  margin-bottom: 2.5rem;
}

.modern-article-header-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.doi-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #F1F5F9;
  border: 1px solid #E2E8F0;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  cursor: pointer;
}

.doi-pill:hover {
  background: #E2E8F0;
  color: var(--color-text-main);
}

.modern-article-main-title {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
  line-height: 1.25;
}

.modern-author-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.modern-author-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
}

.modern-article-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 2.5rem;
}

.modern-abstract-box {
  background: #FFFFFF;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
}

.modern-abstract-box h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--color-primary-light);
  padding-bottom: 0.5rem;
}

.modern-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.keyword-tag {
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
}

/* Sidebar Box & Citation Widgets */
.modern-sidebar-widget {
  background: #FFFFFF;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
}

.modern-sidebar-widget h4 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

.citation-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.citation-tab {
  background: var(--color-bg-alt);
  border: none;
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
}

.citation-tab.active {
  background: var(--color-primary);
  color: #FFFFFF;
}

.citation-content {
  background: var(--color-bg-body);
  border: 1px solid var(--color-border);
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.825rem;
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  word-break: break-all;
  margin-bottom: 0.75rem;
}

/* Footer Section */
.modern-footer {
  background: var(--color-dark-bg);
  color: #94A3B8;
  padding: 4rem 1.5rem 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.modern-footer-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.modern-footer-col h4 {
  color: #FFFFFF;
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
}

.modern-footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.modern-footer-links li {
  margin-bottom: 0.6rem;
}

.modern-footer-links a {
  color: #94A3B8;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.modern-footer-links a:hover {
  color: #FFFFFF;
}

.indexing-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.indexing-badge {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: #CBD5E1;
  font-weight: 600;
}

.modern-footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

/* Media Queries for Mobile Responsiveness */
@media (max-width: 1024px) {
  .modern-hero-container {
    grid-template-columns: 1fr;
  }
  .modern-current-issue-card {
    grid-template-columns: 1fr;
  }
  .modern-article-grid {
    grid-template-columns: 1fr;
  }
  .modern-footer-container {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .modern-nav {
    display: none;
  }
  .mobile-nav-toggle {
    display: block;
  }
  .modern-hero-title {
    font-size: 2rem;
  }
  .modern-stats-grid {
    grid-template-columns: 1fr;
  }
  .modern-footer-container {
    grid-template-columns: 1fr;
  }
  .modern-footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

/* About Page Modern Layout */
.modern-about-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 2.5rem;
  align-items: start;
}

@media (max-width: 992px) {
  .modern-about-grid {
    grid-template-columns: 1fr;
  }
}

.modern-about-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  padding: 2.5rem;
  position: relative;
}

.modern-about-body {
  font-size: 1.025rem;
  line-height: 1.8;
  color: var(--color-text-main);
}

.modern-about-body p {
  margin-bottom: 1.25rem;
}

.modern-about-body h2,
.modern-about-body h3,
.modern-about-body h4 {
  color: var(--color-dark-bg);
  font-family: var(--font-heading);
  font-weight: 700;
  margin: 1.75rem 0 1rem;
}

.modern-about-body h2 {
  font-size: 1.5rem;
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0.5rem;
}

.modern-about-body h3 {
  font-size: 1.3rem;
}

.modern-about-body h4 {
  font-size: 1.1rem;
}

.modern-about-body ul,
.modern-about-body ol {
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}

[dir="rtl"] .modern-about-body ul,
[dir="rtl"] .modern-about-body ol {
  padding-left: 0;
  padding-right: 1.5rem;
}

.modern-about-body li {
  margin-bottom: 0.5rem;
}

.modern-about-features {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  background: var(--color-bg-alt);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.feature-icon {
  font-size: 1.6rem;
  color: var(--color-primary);
  background: rgba(79, 70, 229, 0.1);
  padding: 0.75rem;
  border-radius: var(--radius-md);
}

.feature-item h4 {
  margin: 0 0 0.25rem 0 !important;
  font-size: 1.1rem !important;
}

.feature-item p {
  margin: 0 !important;
  font-size: 0.925rem;
  color: var(--color-text-muted);
}

/* Journal Facts Sidebar List */
.widget-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-dark-bg);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.journal-facts-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.journal-facts-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed var(--color-border);
  font-size: 0.9rem;
}

.journal-facts-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.fact-label {
  color: var(--color-text-muted);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
}

.fact-value {
  font-weight: 600;
  color: var(--color-dark-bg);
}

.highlight-widget {
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(56, 189, 248, 0.05) 100%);
  border-color: rgba(79, 70, 229, 0.2);
}

.sidebar-links-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sidebar-links-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0.65rem 0.85rem;
  color: var(--color-text-main);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.sidebar-links-list a:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.sidebar-links-list i {
  color: var(--color-primary);
  font-size: 0.95rem;
}