@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --primary-color: #0066cc;
  --secondary-color: #004999;
  --accent-color: #ff6b35;
  --text-dark: #1a1a1a;
  --text-light: #666666;
  --text-gray: #555555;
  --bg-light: #f8f9fa;
  --bg-white: #ffffff;
  --border-color: #e0e0e0;
  --success-color: #28a745;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  --shadow-hover: 0 5px 20px rgba(0, 0, 0, 0.15);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-dark);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', 'Inter', sans-serif;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
  font-weight: 800;
}

h2 {
  font-size: 2rem;
  font-weight: 700;
}

h3 {
  font-size: 1.75rem;
  font-weight: 600;
}

h4 {
  font-size: 1.5rem;
  font-weight: 600;
}

p {
  margin-bottom: 1rem;
  line-height: 1.7;
}

body.dark-mode {
  --text-dark: #f0f0f0;
  --text-light: #b0b0b0;
  --bg-light: #1a1a1a;
  --bg-white: #1e1e1e;
  --border-color: #404040;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
  --shadow-hover: 0 5px 20px rgba(0, 0, 0, 0.7);
  background-color: #121212;
}

body.dark-mode .navbar {
  background-color: #1e1e1e !important;
}

body.dark-mode .top-bar {
  background-color: #0a0a0a;
}

body.dark-mode .hero-section {
  background: linear-gradient(135deg, #1e3a5f 0%, #2d1e4f 100%);
}

body.dark-mode .footer {
  background-color: #0a0a0a;
}

body.dark-mode .current-issue-section,
body.dark-mode .articles-section,
body.dark-mode .submission-section {
  background-color: #0d0d0d;
}

body.dark-mode .about-section,
body.dark-mode .editorial-section,
body.dark-mode .contact-section {
  background-color: #121212;
  background: #121212;
}

body.dark-mode .about-section p,
body.dark-mode .about-section .feature-list li {
  color: var(--text-light);
}

body.dark-mode .section-title,
body.dark-mode .hero-title,
body.dark-mode .article-title,
body.dark-mode h1, body.dark-mode h2,
body.dark-mode h3, body.dark-mode h4 {
  color: var(--text-dark);
}

body.dark-mode .form-control {
  background-color: #2a2a2a;
  border-color: var(--border-color);
  color: var(--text-dark);
}

body.dark-mode .form-control:focus {
  background-color: #333333;
  color: var(--text-dark);
}

body.dark-mode .form-control::placeholder {
  color: #808080;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-dark);
  background-color: var(--bg-white);
  line-height: 1.6;
  overflow-x: hidden;
  font-size: 16px;
  transition: font-size 0.3s ease, background-color 0.3s ease, color 0.3s ease;
}

body.font-small {
  font-size: 14px;
}

body.font-small .hero-title {
  font-size: 36px !important;
}

body.font-small .section-title {
  font-size: 28px !important;
}

body.font-small .article-title {
  font-size: 16px !important;
}

body.font-small h1 {
  font-size: 32px !important;
}

body.font-small h2 {
  font-size: 28px !important;
}

body.font-small h3 {
  font-size: 18px !important;
}

body.font-small h4 {
  font-size: 16px !important;
}

body.font-small .stat-number {
  font-size: 24px !important;
}

body.font-small .hero-subtitle,
body.font-small .section-subtitle {
  font-size: 14px !important;
}

body.font-medium {
  font-size: 16px;
}

body.font-large {
  font-size: 18px;
}

body.font-large .hero-title {
  font-size: 54px !important;
}

body.font-large .section-title {
  font-size: 40px !important;
}

body.font-large .article-title {
  font-size: 22px !important;
}

body.font-large h1 {
  font-size: 48px !important;
}

body.font-large h2 {
  font-size: 38px !important;
}

body.font-large h3 {
  font-size: 24px !important;
}

body.font-large h4 {
  font-size: 20px !important;
}

body.font-large .stat-number {
  font-size: 36px !important;
}

body.font-large .hero-subtitle,
body.font-large .section-subtitle {
  font-size: 20px !important;
}

body.font-xlarge {
  font-size: 20px;
}

body.font-xlarge .hero-title {
  font-size: 60px !important;
}

body.font-xlarge .section-title {
  font-size: 44px !important;
}

body.font-xlarge .article-title {
  font-size: 24px !important;
}

body.font-xlarge h1 {
  font-size: 52px !important;
}

body.font-xlarge h2 {
  font-size: 42px !important;
}

body.font-xlarge h3 {
  font-size: 26px !important;
}

body.font-xlarge h4 {
  font-size: 22px !important;
}

body.font-xlarge .stat-number {
  font-size: 40px !important;
}

body.font-xlarge .hero-subtitle,
body.font-xlarge .section-subtitle {
  font-size: 22px !important;
}

.top-bar {
  background-color: var(--secondary-color);
  color: white;
  padding: 10px 0;
  font-size: 14px;
}

.contact-info i {
  margin-right: 5px;
}

.accessibility-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: flex-end;
}

.control-btn {
  background-color: rgba(255, 255, 255, 0.1);
  border: none;
  color: white;
  width: 35px;
  height: 35px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
  font-size: 18px;
}

.control-btn:hover {
  background-color: var(--primary-color);
  transform: scale(1.1);
}

.language-switcher {
  display: flex;
  gap: 5px;
}

.language-switcher a {
  color: white;
  text-decoration: none;
  padding: 5px 12px;
  border-radius: 3px;
  transition: all 0.3s;
}

.language-switcher a.active,
.language-switcher a:hover {
  background-color: var(--primary-color);
}

.navbar {
  box-shadow: var(--shadow);
  padding: 15px 0;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 15px;
}

.logo-wrapper i {
  font-size: 48px;
  color: var(--primary-color);
}

.brand-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary-color);
  line-height: 1.2;
}

.brand-subtitle {
  font-size: 12px;
  color: var(--text-light);
}

.nav-link {
  font-weight: 500;
  color: var(--text-dark);
  padding: 8px 16px !important;
  transition: all 0.3s;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-color);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width 0.3s;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 60%;
}

.hero-section {
  background: linear-gradient(135deg, #0066cc 0%, #00a8e8 100%);
  color: white;
  padding: 100px 0 120px;
  position: relative;
  overflow: hidden;
}

body.dark-mode .hero-section {
  background: linear-gradient(135deg, #1a4d8f 0%, #006bb3 100%);
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="white" opacity="0.1"/></svg>');
  opacity: 0.3;
}

.hero-title {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 20px;
  animation: fadeInUp 0.8s;
}

.hero-subtitle {
  font-size: 18px;
  margin-bottom: 30px;
  opacity: 0.95;
  animation: fadeInUp 0.8s 0.2s backwards;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero-section .flip-card-3d {
  position: relative;
  z-index: 2;
}

.hero-section .stat-number-large {
  color: #0066cc;
}

.hero-content .hero-title {
  font-size: 3rem;
  margin-bottom: 20px;
  text-align: left;
  color: white;
  font-weight: 700;
}

.hero-content .hero-subtitle {
  font-size: 1.2rem;
  line-height: 1.8;
  text-align: left;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.9);
}

.hero-buttons {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.hero-buttons .btn {
  padding: 12px 30px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 10px;
  transition: all 0.3s ease;
}

.hero-buttons .btn-primary {
  background: white;
  color: #6366f1;
  border: none;
}

.hero-buttons .btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

.hero-buttons .btn-outline-light {
  border: 2px solid white;
  color: white;
}

.hero-buttons .btn-outline-light:hover {
  background: white;
  color: #6366f1;
  transform: translateY(-3px);
}

.stacked-cards-container {
  position: relative;
  height: 420px;
  perspective: 1000px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.journal-card {
  position: absolute;
  width: 280px;
  height: 340px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(240, 240, 255, 0.95) 100%);
  border-radius: 18px;
  padding: 30px 25px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  backdrop-filter: blur(10px);
}

.journal-card .card-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: white;
  padding: 6px 14px;
  border-radius: 18px;
  font-size: 0.75rem;
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.journal-card .card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #1f1f1f;
  margin-bottom: 20px;
  margin-top: 45px;
  line-height: 1.3;
}

.journal-card .card-number {
  font-size: 3.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 25px 0;
  line-height: 1;
}

.journal-card .card-footer {
  position: absolute;
  bottom: 25px;
  left: 25px;
  right: 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 15px;
  border-top: 2px solid rgba(99, 102, 241, 0.2);
}

.journal-card .card-footer span {
  font-size: 0.8rem;
  color: #666;
  font-weight: 500;
}

.journal-card .card-year {
  color: #6366f1;
  font-weight: 700;
}

.card-1 {
  z-index: 3;
  transform: rotate(-15deg) translateX(-35px);
  animation: floatCard1 4s ease-in-out infinite;
}

.card-2 {
  z-index: 2;
  transform: rotate(0deg) translateY(10px);
  animation: floatCard2 4s ease-in-out infinite 0.5s;
}

.card-3 {
  z-index: 1;
  transform: rotate(15deg) translateX(35px);
  animation: floatCard3 4s ease-in-out infinite 1s;
}

.stacked-cards-container:hover .card-1 {
  transform: rotate(-18deg) translateX(-60px) translateY(-25px);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.stacked-cards-container:hover .card-2 {
  transform: rotate(0deg) translateY(-15px) scale(1.08);
  z-index: 4;
  box-shadow: 0 35px 90px rgba(99, 102, 241, 0.5);
}

.stacked-cards-container:hover .card-3 {
  transform: rotate(18deg) translateX(60px) translateY(-25px);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.journal-card:hover {
  transform: scale(1.1) rotate(0deg) translateY(-20px) !important;
  z-index: 10 !important;
  box-shadow: 0 40px 100px rgba(99, 102, 241, 0.6) !important;
}

@keyframes floatCard1 {
  0%, 100% {
    transform: rotate(-15deg) translateX(-35px) translateY(0px);
  }
  50% {
    transform: rotate(-15deg) translateX(-35px) translateY(-15px);
  }
}

@keyframes floatCard2 {
  0%, 100% {
    transform: rotate(0deg) translateY(10px);
  }
  50% {
    transform: rotate(0deg) translateY(-5px);
  }
}

@keyframes floatCard3 {
  0%, 100% {
    transform: rotate(15deg) translateX(35px) translateY(0px);
  }
  50% {
    transform: rotate(15deg) translateX(35px) translateY(-15px);
  }
}

body.dark-mode .journal-card {
  background: linear-gradient(135deg, rgba(40, 40, 50, 0.95) 0%, rgba(50, 50, 70, 0.95) 100%);
}

body.dark-mode .journal-card .card-title {
  color: white;
}

body.dark-mode .journal-card .card-footer span {
  color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 991px) {
  .hero-content .hero-title,
  .hero-content .hero-subtitle {
    text-align: center;
  }

  .hero-buttons {
    justify-content: center;
  }

  .stacked-cards-container {
    height: 360px;
    margin-top: 50px;
  }

  .journal-card {
    width: 260px;
    height: 320px;
  }

  .journal-card .card-number {
    font-size: 2.8rem;
  }

  .journal-card .card-title {
    font-size: 1.3rem;
  }
}

@media (max-width: 576px) {
  .hero-content .hero-title {
    font-size: 2rem;
  }

  .stacked-cards-container {
    height: 320px;
  }

  .journal-card {
    width: 230px;
    height: 290px;
    padding: 25px 20px;
  }

  .journal-card .card-number {
    font-size: 2.3rem;
  }

  .journal-card .card-title {
    font-size: 1.2rem;
    margin-top: 40px;
  }

  .card-1 {
    transform: rotate(-15deg) translateX(-25px);
  }

  .card-3 {
    transform: rotate(15deg) translateX(25px);
  }
}

.info-list {
  list-style: none;
  padding: 0;
  margin: 20px 0;
  text-align: left;
  width: 100%;
}

.info-list li {
  padding: 8px 0;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-dark);
  font-size: 14px;
  line-height: 1.5;
}

.info-list i {
  font-size: 1.1rem;
  color: #0066cc;
  flex-shrink: 0;
}

body.dark-mode .info-list li {
  color: rgba(255, 255, 255, 0.8);
}

body.dark-mode .info-list i {
  color: #00a8e8;
}

.animated-hero-card .btn-outline-primary {
  border-color: #0066cc;
  color: #0066cc;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 8px;
  transition: all 0.3s ease;
  margin-top: auto;
}

.animated-hero-card .btn-outline-primary:hover {
  background: #0066cc;
  color: white;
  transform: translateX(5px);
}

body.dark-mode .animated-hero-card .btn-outline-primary {
  border-color: #00a8e8;
  color: #00a8e8;
}

body.dark-mode .animated-hero-card .btn-outline-primary:hover {
  background: #00a8e8;
  color: #1f1f1f;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin: 30px 0;
  animation: fadeInUp 0.8s 0.4s backwards;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 5px;
}

.stat-label {
  font-size: 14px;
  opacity: 0.9;
}

.hero-actions {
  animation: fadeInUp 0.8s 0.6s backwards;
}

.hero-banner {
  position: relative;
  width: 100%;
  height: 500px;
  animation: fadeInRight 0.8s 0.4s backwards;
}

.hero-banner-bg {
  position: relative;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #0066cc 0%, #00a8e8 50%, #0066cc 100%);
  background-size: 200% 200%;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 102, 204, 0.3);
  animation: gradientShift 8s ease infinite;
}

body.dark-mode .hero-banner-bg {
  background: linear-gradient(135deg, #1a4d8f 0%, #006bb3 50%, #1a4d8f 100%);
  box-shadow: 0 20px 60px rgba(0, 102, 204, 0.5);
}

@keyframes gradientShift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.4;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  animation-direction: alternate;
}

.orb-1 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.8), transparent);
  top: -100px;
  left: -100px;
  animation: float 6s infinite;
}

.orb-2 {
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(0, 168, 232, 0.6), transparent);
  bottom: -80px;
  right: -80px;
  animation: float 8s infinite;
}

.orb-3 {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.5), transparent);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: pulse 4s infinite;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(30px, -30px) scale(1.1);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.4;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.3);
    opacity: 0.2;
  }
}

.floating-element {
  position: absolute;
  font-size: 3rem;
  color: rgba(255, 255, 255, 0.3);
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  animation-direction: alternate;
}

.element-1 {
  top: 15%;
  left: 10%;
  animation: floatElement 5s infinite;
}

.element-2 {
  top: 25%;
  right: 15%;
  animation: floatElement 6s infinite;
}

.element-3 {
  bottom: 25%;
  left: 15%;
  animation: floatElement 7s infinite;
}

.element-4 {
  top: 60%;
  right: 20%;
  animation: floatElement 5.5s infinite;
}

.element-5 {
  bottom: 15%;
  right: 30%;
  animation: floatElement 6.5s infinite;
}

@keyframes floatElement {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(10deg);
  }
}

.hero-banner-bg::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg,
    transparent 0%,
    rgba(255, 255, 255, 0.1) 50%,
    transparent 100%);
  background-size: 200% 200%;
  animation: shine 3s linear infinite;
}

@keyframes shine {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.features-cards-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  transition: background 0.3s ease;
}

body.dark-mode .features-cards-section {
  background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
}

.animated-hero-card {
  background: white;
  border-radius: 16px;
  padding: 25px 20px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  transition: all 0.4s ease;
  animation: floatCard 4s ease-in-out infinite;
  border: 2px solid rgba(0, 168, 232, 0.1);
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  min-height: 200px;
}

.animated-hero-card:nth-child(1) {
  animation-delay: 0s;
}

.animated-hero-card:nth-child(2) {
  animation-delay: 1s;
}

.animated-hero-card:nth-child(3) {
  animation-delay: 2s;
}

@keyframes floatCard {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-15px);
  }
}

.animated-hero-card:hover {
  transform: translateY(-10px) scale(1.03);
  box-shadow: 0 25px 60px rgba(0, 102, 204, 0.2);
  border-color: rgba(0, 168, 232, 0.4);
}

body.dark-mode .animated-hero-card {
  background: linear-gradient(135deg, #2a2a2a 0%, #1f1f1f 100%);
  border: 2px solid rgba(0, 168, 232, 0.2);
}

body.dark-mode .animated-hero-card:hover {
  border-color: rgba(0, 168, 232, 0.5);
}

.animated-hero-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.animated-hero-card p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.5;
}

.hero-cards-grid .feature-icon {
  width: 60px;
  height: 60px;
  margin-bottom: 15px;
}

.hero-cards-grid .feature-icon i {
  font-size: 1.8rem;
}

body.dark-mode .animated-hero-card h3 {
  color: white;
}

body.dark-mode .animated-hero-card p {
  color: rgba(255, 255, 255, 0.7);
}

.flip-card-3d {
  background-color: transparent;
  width: 100%;
  height: 350px;
  perspective: 1000px;
  cursor: pointer;
}

.flip-card-3d-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.8s;
  transform-style: preserve-3d;
}

.flip-card-3d:hover .flip-card-3d-inner {
  transform: rotateY(180deg);
}

.flip-card-3d-front,
.flip-card-3d-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 30px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.flip-card-3d-front {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  border: 2px solid rgba(0, 102, 204, 0.1);
}

body.dark-mode .flip-card-3d-front {
  background: linear-gradient(135deg, #2a2a2a 0%, #1f1f1f 100%);
  border: 2px solid rgba(0, 168, 232, 0.2);
}

.flip-card-3d-back {
  background: linear-gradient(135deg, #0066cc 0%, #00a8e8 100%);
  color: white;
  transform: rotateY(180deg);
  padding: 30px;
}

body.dark-mode .flip-card-3d-back {
  background: linear-gradient(135deg, #1a4d8f 0%, #006bb3 100%);
}

.feature-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #0066cc 0%, #00a8e8 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 25px;
  box-shadow: 0 10px 30px rgba(0, 102, 204, 0.3);
  animation: iconPulse 2s ease-in-out infinite;
}

body.dark-mode .feature-icon {
  background: linear-gradient(135deg, #1a4d8f 0%, #006bb3 100%);
}

.feature-icon i {
  font-size: 2.5rem;
  color: white;
}

@keyframes iconPulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.3);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(0, 102, 204, 0.4);
  }
}

.flip-card-3d-front h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 15px;
}

.flip-card-3d-front p {
  font-size: 16px;
  color: var(--text-light);
  line-height: 1.6;
}

.flip-card-3d-back h4 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 20px;
  color: white;
}

.flip-list {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: left;
  width: 100%;
}

.flip-list li {
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  gap: 10px;
  color: white;
  font-size: 15px;
}

.flip-list li:last-child {
  border-bottom: none;
}

.flip-list i {
  font-size: 1.2rem;
  color: #90EE90;
}

.stat-number-large {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin: 15px 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body.dark-mode .stat-number-large {
  color: var(--primary-color-light);
}

.flip-card-3d-back .btn-light {
  background: white;
  color: var(--primary-color);
  border: none;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.flip-card-3d-back .btn-light:hover {
  background: #f0f0f0;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.current-issue-section {
  padding: 80px 0;
  background-color: var(--bg-light);
  transition: background-color 0.3s ease;
}

.section-header {
  margin-bottom: 50px;
}

.section-title {
  font-size: 36px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 4px;
  background-color: var(--primary-color);
}

.text-center .section-title::after {
  left: 50%;
  transform: translateX(-50%);
}

.section-subtitle {
  font-size: 18px;
  color: var(--text-light);
}

.issue-cover {
  position: relative;
  box-shadow: var(--shadow);
  border-radius: 10px;
  overflow: hidden;
}

.issue-cover img {
  border-radius: 10px;
  transition: transform 0.3s;
}

.issue-cover:hover img {
  transform: scale(1.05);
}

.flip-card {
  background-color: transparent;
  width: 100%;
  height: 500px;
  perspective: 1000px;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.8s;
  transform-style: preserve-3d;
  box-shadow: var(--shadow-hover);
  border-radius: 15px;
}

.flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front, .flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  border-radius: 15px;
  overflow: hidden;
}

.flip-card-front {
  background-color: var(--bg-white);
  color: black;
}

.flip-card-front img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.flip-card-back {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  transform: rotateY(180deg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 30px;
}

.flip-card-back h4 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 10px;
  color: white;
}

.flip-card-back p {
  font-size: 18px;
  margin-bottom: 25px;
  opacity: 0.9;
}

.back-stats {
  width: 100%;
  margin: 20px 0;
}

.back-stats .stat-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px;
  margin: 10px 0;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  backdrop-filter: blur(10px);
}

.back-stats .stat-item i {
  font-size: 24px;
}

.back-stats .stat-item span {
  font-size: 16px;
  font-weight: 600;
}

.issue-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background-color: var(--accent-color);
  color: white;
  padding: 8px 16px;
  border-radius: 25px;
  font-size: 14px;
  font-weight: 600;
  z-index: 10;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.issue-info {
  padding: 20px;
}

.issue-info h3 {
  color: var(--primary-color);
  margin-bottom: 10px;
}

.issue-details {
  display: flex;
  gap: 30px;
  margin: 20px 0;
}

.detail-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-light);
}

.detail-item i {
  font-size: 20px;
  color: var(--primary-color);
}

.about-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #e3f2fd 0%, #f0f8ff 100%);
  transition: background-color 0.3s ease;
}

.feature-list {
  list-style: none;
  padding: 0;
}

.feature-list li {
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.feature-list i {
  color: var(--success-color);
  font-size: 20px;
}

.info-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.info-card {
  background-color: var(--bg-white);
  padding: 30px;
  border-radius: 10px;
  box-shadow: var(--shadow);
  transition: all 0.3s;
  display: flex;
  align-items: flex-start;
  gap: 20px;
}

.info-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}

.info-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 28px;
  flex-shrink: 0;
}

.info-card h4 {
  margin-bottom: 10px;
  color: var(--text-dark);
}

.info-card p {
  color: var(--text-light);
  margin: 0;
}

.articles-section {
  padding: 80px 0;
  background-color: var(--bg-light);
  transition: background-color 0.3s ease;
}

.article-filter {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

.filter-btn {
  background-color: var(--bg-white);
  border: 2px solid var(--border-color);
  color: var(--text-dark);
  padding: 10px 25px;
  border-radius: 25px;
  cursor: pointer;
  transition: all 0.3s;
  font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.article-card {
  background-color: var(--bg-white);
  padding: 30px;
  border-radius: 10px;
  box-shadow: var(--shadow);
  height: 100%;
  transition: all 0.3s;
  position: relative;
}

.article-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}

.article-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background-color: var(--primary-color);
  color: white;
  padding: 5px 15px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.article-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 15px;
  line-height: 1.4;
}

.article-authors {
  color: var(--text-light);
  font-size: 14px;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.article-abstract {
  color: var(--text-light);
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-meta {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--text-light);
  margin-bottom: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
}

.article-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
}

.article-actions {
  display: flex;
  gap: 10px;
}

/* Modern Article Card Styles */
.article-card-modern {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  height: 100%;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(0, 102, 204, 0.1);
}

.article-card-modern::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.article-card-modern:hover {
  box-shadow: 0 12px 40px rgba(0, 102, 204, 0.2);
  transform: translateY(-8px);
  border-color: var(--primary-color);
}

.article-card-modern:hover::before {
  transform: scaleX(1);
}

.article-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 2px solid rgba(0, 102, 204, 0.1);
}

.article-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.article-category-badge i {
  font-size: 14px;
}

.article-volume-info {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-light);
  font-size: 13px;
  font-weight: 600;
}

.article-volume-info i {
  color: var(--accent-color);
  font-size: 16px;
}

.article-modern-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 20px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.3s ease;
}

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

.article-authors-list {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 18px;
  padding: 12px;
  background: rgba(0, 102, 204, 0.05);
  border-radius: 10px;
  border-left: 3px solid var(--primary-color);
}

.article-authors-list > i {
  font-size: 22px;
  color: var(--primary-color);
  flex-shrink: 0;
  margin-top: 2px;
}

.authors-text {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex: 1;
}

.author-tag {
  display: inline-block;
  padding: 4px 12px;
  background: white;
  border: 1px solid rgba(0, 102, 204, 0.2);
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dark);
  transition: all 0.3s ease;
}

.author-tag:hover {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.author-tag.more {
  background: var(--accent-color);
  color: white;
  border-color: var(--accent-color);
}

.article-modern-abstract {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-gray);
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-align: justify;
}

.article-keywords-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  padding: 15px;
  background: linear-gradient(135deg, rgba(0, 102, 204, 0.03), rgba(0, 73, 153, 0.03));
  border-radius: 10px;
}

.keyword-tag {
  display: inline-block;
  padding: 6px 14px;
  background: white;
  border: 1px solid var(--primary-color);
  border-radius: 16px;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary-color);
  transition: all 0.3s ease;
}

.keyword-tag:hover {
  background: var(--primary-color);
  color: white;
  transform: scale(1.05);
}

.keyword-tag.more {
  background: var(--secondary-color);
  color: white;
  border-color: var(--secondary-color);
}

.article-card-footer-modern {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 2px solid rgba(0, 102, 204, 0.1);
}

.article-stats-row {
  display: flex;
  gap: 15px;
  margin-bottom: 12px;
}

.stat-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(0, 102, 204, 0.08);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dark);
  transition: all 0.3s ease;
}

.stat-badge:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.stat-badge i {
  font-size: 14px;
  color: var(--primary-color);
}

.stat-badge:hover i {
  color: white;
}

.article-date {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-light);
  font-weight: 600;
}

.article-date i {
  color: var(--accent-color);
  font-size: 15px;
}

.article-hover-overlay {
  position: absolute;
  bottom: 20px;
  right: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border-radius: 25px;
  font-size: 14px;
  font-weight: 700;
  opacity: 0;
  transform: translateX(20px);
  transition: all 0.4s ease;
  box-shadow: 0 4px 15px rgba(0, 102, 204, 0.4);
}

.article-hover-overlay i {
  font-size: 20px;
}

.article-card-modern:hover .article-hover-overlay {
  opacity: 1;
  transform: translateX(0);
}

/* Responsive for Modern Cards */
@media (max-width: 768px) {
  .article-card-modern {
    padding: 20px;
  }

  .article-modern-title {
    font-size: 18px;
  }

  .article-card-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .article-stats-row {
    flex-direction: column;
    gap: 8px;
  }

  .stat-badge {
    width: 100%;
  }
}

.editorial-section {
  padding: 80px 0;
  transition: background-color 0.3s ease;
}

.editor-card {
  background-color: var(--bg-white);
  padding: 30px;
  border-radius: 10px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: all 0.3s;
}

.editor-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}

.editor-photo {
  width: 150px;
  height: 150px;
  margin: 0 auto 20px;
  border-radius: 50%;
  overflow: hidden;
  border: 5px solid var(--bg-light);
}

.editor-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.editor-card h4 {
  color: var(--text-dark);
  margin-bottom: 5px;
}

.editor-role {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 10px;
}

.editor-info {
  color: var(--text-light);
  font-size: 14px;
  margin-bottom: 15px;
}

.editor-contact {
  display: flex;
  justify-content: center;
  gap: 15px;
}

.editor-contact a {
  width: 35px;
  height: 35px;
  background-color: var(--bg-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  transition: all 0.3s;
}

.editor-contact a:hover {
  background-color: var(--primary-color);
  color: white;
}

.submission-section {
  padding: 80px 0;
  background-color: var(--bg-light);
  transition: background-color 0.3s ease;
}

.submission-steps {
  margin: 40px 0;
}

.step-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 30px;
  padding: 25px;
  background-color: var(--bg-white);
  border-radius: 10px;
  box-shadow: var(--shadow);
  transition: all 0.3s;
}

.step-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateX(10px);
}

.step-number {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 24px;
  font-weight: 700;
  flex-shrink: 0;
}

.step-content h4 {
  margin-bottom: 10px;
  color: var(--text-dark);
}

.step-content p {
  color: var(--text-light);
  margin: 0;
}

.submission-requirements {
  background-color: var(--bg-white);
  padding: 30px;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.submission-requirements h4 {
  color: var(--primary-color);
  margin-bottom: 20px;
}

.submission-requirements ul {
  list-style-position: inside;
  color: var(--text-light);
}

.submission-requirements li {
  margin-bottom: 10px;
}

.contact-section {
  padding: 80px 0;
  transition: background-color 0.3s ease;
}

.contact-card {
  background-color: var(--bg-white);
  padding: 40px 30px;
  border-radius: 10px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: all 0.3s;
  height: 100%;
}

.contact-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}

.contact-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 32px;
  margin: 0 auto 20px;
}

.contact-card h4 {
  color: var(--text-dark);
  margin-bottom: 15px;
}

.contact-card p {
  color: var(--text-light);
  margin: 0;
}

.contact-form {
  background-color: var(--bg-white);
  padding: 40px;
  border-radius: 10px;
  box-shadow: var(--shadow);
}

.contact-form h3 {
  color: var(--text-dark);
}

.contact-form .form-control {
  padding: 12px 15px;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  transition: all 0.3s;
}

.contact-form .form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(0, 102, 204, 0.1);
}

.footer {
  background-color: #1a1a1a;
  color: white;
  padding: 60px 0 30px;
  transition: background-color 0.3s ease;
}

.footer h4,
.footer h5 {
  margin-bottom: 20px;
  color: white;
}

.footer p {
  color: #b0b0b0;
}

.social-links {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

.social-links a {
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: all 0.3s;
}

.social-links a:hover {
  background-color: var(--primary-color);
  transform: translateY(-3px);
}

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

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #b0b0b0;
  text-decoration: none;
  transition: all 0.3s;
}

.footer-links a:hover {
  color: var(--primary-color);
  padding-left: 5px;
}

.newsletter-form input {
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
}

.newsletter-form input::placeholder {
  color: #b0b0b0;
}

.newsletter-form input:focus {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: var(--primary-color);
  color: white;
}

.scroll-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: var(--shadow);
  transition: all 0.3s;
  z-index: 1000;
}

.scroll-to-top:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.scroll-to-top.show {
  display: flex;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border: none;
  padding: 12px 30px;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.3s;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 102, 204, 0.3);
}

.btn-outline-primary {
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  padding: 10px 28px;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.3s;
}

.btn-outline-primary:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

@media (max-width: 991px) {
  .hero-title {
    font-size: 36px;
  }

  .hero-stats {
    gap: 20px;
  }

  .stat-number {
    font-size: 24px;
  }

  .section-title {
    font-size: 28px;
  }
}

.login-section {
  padding: 80px 0;
  min-height: calc(100vh - 400px);
  display: flex;
  align-items: center;
}

.login-card {
  background-color: var(--bg-white);
  padding: 50px 40px;
  border-radius: 15px;
  box-shadow: var(--shadow-hover);
}

.login-icon {
  font-size: 60px;
  color: var(--primary-color);
}

.login-card h2 {
  color: var(--text-dark);
  font-weight: 700;
}

.login-card .form-label {
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.login-card .input-group-text {
  background-color: var(--bg-light);
  border-right: none;
  color: var(--primary-color);
}

.login-card .form-control {
  border-left: none;
}

.login-card .form-control:focus {
  box-shadow: none;
}

.login-card .input-group:focus-within .input-group-text {
  border-color: var(--primary-color);
}

.page-header {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  padding: 80px 0 60px;
  color: white;
  margin-bottom: 50px;
}

.page-header h1 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 15px;
}

.page-header .lead {
  font-size: 20px;
  opacity: 0.9;
}

.mission-card {
  background-color: var(--bg-white);
  padding: 30px;
  border-radius: 15px;
  box-shadow: var(--shadow);
  height: 100%;
}

.mission-card h3 {
  color: var(--primary-color);
  margin-bottom: 20px;
  font-size: 24px;
}

.mission-card i {
  margin-right: 10px;
}

.map-container {
  margin-top: 30px;
}

.faq-section {
  background-color: var(--bg-white);
  padding: 40px;
  border-radius: 15px;
  box-shadow: var(--shadow);
}

.faq-section h3 {
  color: var(--text-dark);
  margin-bottom: 30px;
}

.accordion-item {
  border: none;
  margin-bottom: 15px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.accordion-button {
  background-color: var(--bg-white);
  color: var(--text-dark);
  font-weight: 600;
  padding: 20px;
}

.accordion-button:not(.collapsed) {
  background-color: var(--primary-color);
  color: white;
}

.accordion-button:focus {
  box-shadow: none;
  border-color: var(--primary-color);
}

.accordion-body {
  padding: 20px;
  background-color: var(--bg-light);
}

.editor-affiliation {
  font-size: 14px;
  color: var(--text-gray);
  margin-bottom: 15px;
}

.conference-card {
  background-color: var(--bg-white);
  border-radius: 15px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: all 0.3s ease;
}

.conference-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}

.conference-card.upcoming {
  border-top: 4px solid var(--primary-color);
}

.conference-card.past {
  opacity: 0.85;
}

.conference-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  background: var(--primary-color);
  color: white;
  padding: 5px 15px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  z-index: 1;
}

.conference-badge.past-badge {
  background: var(--text-gray);
}

.conference-header {
  padding: 25px;
  border-bottom: 1px solid var(--bg-light);
}

.conference-header h3 {
  color: var(--text-dark);
  margin-bottom: 10px;
  font-size: 20px;
}

.conference-date {
  color: var(--primary-color);
  font-weight: 600;
}

.conference-body {
  padding: 25px;
}

.conference-info p {
  margin-bottom: 8px;
  color: var(--text-gray);
}

.conference-description {
  color: var(--text-gray);
  line-height: 1.6;
  margin: 15px 0;
}

.conference-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 15px;
}

.topic-badge {
  background: var(--bg-light);
  color: var(--primary-color);
  padding: 5px 12px;
  border-radius: 15px;
  font-size: 12px;
  font-weight: 600;
}

.conference-footer {
  padding: 20px 25px;
  background: var(--bg-light);
  display: flex;
  gap: 10px;
  justify-content: space-between;
}

.info-box {
  background: var(--bg-white);
  padding: 40px;
  border-radius: 15px;
  box-shadow: var(--shadow);
}

.info-box h3 {
  color: var(--primary-color);
  margin-bottom: 25px;
}

.member-card {
  background: var(--bg-white);
  border-radius: 15px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: all 0.3s ease;
}

.member-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}

.member-photo {
  width: 100%;
  height: 250px;
  overflow: hidden;
}

.member-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.member-info {
  padding: 25px;
}

.member-info h4 {
  color: var(--text-dark);
  margin-bottom: 8px;
  font-size: 20px;
}

.member-degree {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 5px;
}

.member-university {
  color: var(--text-gray);
  font-size: 14px;
  margin-bottom: 15px;
}

.member-stats {
  display: flex;
  gap: 15px;
  margin: 15px 0;
  font-size: 14px;
  color: var(--text-gray);
}

.member-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 15px;
}

.topic-tag {
  background: var(--bg-light);
  color: var(--primary-color);
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}

.members-stats {
  background: var(--bg-white);
  padding: 40px;
  border-radius: 15px;
  box-shadow: var(--shadow);
}

.stat-card {
  padding: 20px;
}

.stat-card .stat-icon {
  font-size: 48px;
  color: var(--primary-color);
  margin-bottom: 15px;
}

.stat-card h3 {
  font-size: 36px;
  color: var(--text-dark);
  font-weight: 700;
  margin-bottom: 5px;
}

.stat-card p {
  color: var(--text-gray);
  margin: 0;
}

.membership-info {
  background: var(--bg-white);
  padding: 40px;
  border-radius: 15px;
  box-shadow: var(--shadow);
}

.benefit-card {
  background: var(--bg-light);
  padding: 25px;
  border-radius: 12px;
  text-align: center;
  height: 100%;
}

.benefit-icon {
  font-size: 42px;
  color: var(--primary-color);
  margin-bottom: 15px;
}

.benefit-card h5 {
  color: var(--text-dark);
  margin-bottom: 10px;
}

.benefit-card p {
  color: var(--text-gray);
  margin: 0;
  font-size: 14px;
}

.archive-card {
  background: var(--bg-white);
  border-radius: 15px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: all 0.3s ease;
}

.archive-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}

.archive-cover {
  position: relative;
  width: 100%;
  height: 250px;
  overflow: hidden;
}

.archive-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.archive-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.archive-card:hover .archive-overlay {
  opacity: 1;
}

.archive-info {
  padding: 25px;
}

.archive-info h4 {
  color: var(--text-dark);
  margin-bottom: 15px;
  font-size: 18px;
}

.archive-meta {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
  font-size: 14px;
  color: var(--text-gray);
}

.archive-actions {
  display: flex;
  gap: 10px;
}

.archive-search {
  margin-bottom: 40px;
}

.years-archive {
  background: var(--bg-white);
  padding: 30px;
  border-radius: 15px;
  box-shadow: var(--shadow);
}

.year-issues {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 15px;
}

.issue-link {
  display: block;
  padding: 15px;
  background: var(--bg-light);
  border-radius: 10px;
  text-align: center;
  color: var(--text-dark);
  text-decoration: none;
  transition: all 0.3s ease;
}

.issue-link:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-3px);
}

.archive-flip-card {
  height: 500px;
}

.archive-flip-card .flip-card-front img {
  object-fit: cover;
}

.archive-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  color: white;
  padding: 8px 18px;
  border-radius: 25px;
  font-size: 13px;
  font-weight: 700;
  z-index: 10;
  box-shadow: 0 4px 15px rgba(79, 172, 254, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 2px solid rgba(255, 255, 255, 0.4);
}

.archive-flip-card .flip-card-back h4 {
  font-size: 24px;
  margin-bottom: 5px;
}

.archive-flip-card .flip-card-back p {
  font-size: 16px;
  margin-bottom: 20px;
}

.archive-flip-card .back-stats {
  margin: 15px 0;
}

.archive-flip-card .stat-item {
  padding: 10px 15px;
  margin: 8px 0;
}

.archive-flip-card .stat-item i {
  font-size: 20px;
}

.archive-flip-card .stat-item span {
  font-size: 14px;
}

.archive-stats {
  background: var(--bg-white);
  padding: 40px;
  border-radius: 15px;
  box-shadow: var(--shadow);
}

.stat-box {
  padding: 20px;
}

.stat-box i {
  font-size: 48px;
  color: var(--primary-color);
  margin-bottom: 15px;
}

.stat-box h4 {
  font-size: 36px;
  color: var(--text-dark);
  font-weight: 700;
  margin-bottom: 5px;
}

.stat-box p {
  color: var(--text-gray);
  margin: 0;
}

.contact-card {
  background: var(--bg-white);
  padding: 30px;
  border-radius: 15px;
  box-shadow: var(--shadow);
  text-align: center;
  height: 100%;
}

.contact-icon {
  font-size: 48px;
  color: var(--primary-color);
  margin-bottom: 20px;
}

.contact-card h4 {
  color: var(--text-dark);
  margin-bottom: 15px;
}

.contact-card p {
  color: var(--text-gray);
  margin: 0;
}

.contact-form {
  background: var(--bg-white);
  padding: 40px;
  border-radius: 15px;
  box-shadow: var(--shadow);
}

.partners-section {
  padding: 80px 0;
  background-color: var(--bg-white);
  transition: background-color 0.3s ease;
  overflow: hidden;
}

body.dark-mode .partners-section {
  background-color: #1e1e1e;
}

.partners-carousel {
  margin-top: 50px;
  overflow: hidden;
  position: relative;
  padding: 20px 0;
}

.partners-carousel::before,
.partners-carousel::after {
  content: '';
  position: absolute;
  top: 0;
  width: 100px;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.partners-carousel::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-white), transparent);
}

body.dark-mode .partners-carousel::before {
  background: linear-gradient(to right, #1e1e1e, transparent);
}

.partners-carousel::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-white), transparent);
}

body.dark-mode .partners-carousel::after {
  background: linear-gradient(to left, #1e1e1e, transparent);
}

.partners-track {
  display: flex;
  gap: 60px;
  animation: scroll 30s linear infinite;
  width: fit-content;
}

.partners-track:hover {
  animation-play-state: paused;
}

@keyframes scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.partner-logo {
  flex-shrink: 0;
  width: 200px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-light);
  border-radius: 10px;
  padding: 20px;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

body.dark-mode .partner-logo {
  background-color: #2a2a2a;
}

.partner-logo:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: var(--shadow-hover);
}

.partner-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: all 0.3s ease;
}

.partner-logo:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

@media (max-width: 768px) {
  .top-bar {
    text-align: center;
  }

  .top-bar .col-md-6 {
    margin-bottom: 10px;
  }

  .language-switcher {
    text-align: center !important;
  }

  .hero-section {
    padding: 60px 0;
  }

  .hero-title {
    font-size: 28px;
  }

  .hero-subtitle {
    font-size: 16px;
  }

  .hero-stats {
    flex-direction: column;
    gap: 15px;
  }

  .hero-actions .btn {
    display: block;
    width: 100%;
    margin: 10px 0 !important;
  }

  .article-filter {
    flex-direction: column;
  }

  .filter-btn {
    width: 100%;
  }

  .issue-details {
    flex-direction: column;
    gap: 10px;
  }

  .hero-banner {
    height: 300px;
    margin-top: 30px;
  }

  .floating-element {
    font-size: 2rem;
  }

  .gradient-orb {
    filter: blur(40px);
  }

  .flip-card-3d {
    height: 320px;
  }

  .flip-card-3d-front h3 {
    font-size: 20px;
  }

  .flip-card-3d-front p {
    font-size: 14px;
  }

  .feature-icon {
    width: 60px;
    height: 60px;
  }

  .feature-icon i {
    font-size: 2rem;
  }

  .section-title {
    font-size: 24px;
  }
}

.filter-sidebar {
  background: var(--bg-white);
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--shadow);
  position: sticky;
  top: 100px;
}

.filter-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--text-dark);
}

.filter-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.filter-option {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px 16px;
  text-align: left;
  cursor: pointer;
  transition: all 0.3s ease;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
}

.filter-option:hover {
  background: var(--bg-light);
  border-color: var(--primary-color);
  transform: translateX(5px);
}

.filter-option.active {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.filter-option i {
  font-size: 18px;
}

.news-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}

.news-card {
  background: var(--bg-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.news-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
}

.news-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.news-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.news-card:hover .news-image img {
  transform: scale(1.1);
}

.news-image .badge {
  position: absolute;
  top: 15px;
  right: 15px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
}

.news-content {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 12px;
  line-height: 1.4;
}

.news-meta {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 15px;
}

.news-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
}

.news-meta i {
  font-size: 16px;
}

.news-excerpt {
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 15px;
  flex: 1;
}

.news-full-content {
  color: var(--text-dark);
  line-height: 1.8;
  font-size: 16px;
}

/* Modern News Card Styles */
.news-card-modern {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  height: 100%;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(0, 102, 204, 0.1);
  position: relative;
}

.news-card-modern::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.news-card-modern:hover {
  box-shadow: 0 12px 40px rgba(0, 102, 204, 0.2);
  transform: translateY(-8px);
  border-color: var(--primary-color);
}

.news-card-modern:hover::before {
  transform: scaleX(1);
}

.news-image-modern {
  position: relative;
  height: 280px;
  overflow: hidden;
}

.news-image-modern img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.news-card-modern:hover .news-image-modern img {
  transform: scale(1.15);
}

.news-image-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 102, 204, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.news-card-modern:hover .news-image-overlay {
  opacity: 1;
}

.news-image-overlay i {
  font-size: 48px;
  color: white;
  transform: scale(0.5);
  transition: transform 0.4s ease;
}

.news-card-modern:hover .news-image-overlay i {
  transform: scale(1);
}

.news-image-placeholder {
  position: relative;
  height: 280px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  display: flex;
  align-items: center;
  justify-content: center;
}

.news-image-placeholder i {
  font-size: 80px;
  color: rgba(255, 255, 255, 0.3);
}

.news-category-badge-modern {
  position: absolute;
  top: 20px;
  right: 20px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(0, 102, 204, 0.95), rgba(0, 73, 153, 0.95));
  backdrop-filter: blur(10px);
  color: white;
  padding: 10px 18px;
  border-radius: 25px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  z-index: 10;
}

.news-category-badge-modern i {
  font-size: 14px;
}

.news-content-modern {
  padding: 25px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-title-modern {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 18px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.3s ease;
}

.news-card-modern:hover .news-title-modern {
  color: var(--primary-color);
}

.news-meta-modern {
  display: flex;
  gap: 15px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.news-author-box,
.news-date-box {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: rgba(0, 102, 204, 0.08);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dark);
  transition: all 0.3s ease;
}

.news-author-box:hover,
.news-date-box:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.news-author-box i,
.news-date-box i {
  font-size: 16px;
  color: var(--primary-color);
}

.news-author-box:hover i,
.news-date-box:hover i {
  color: white;
}

.news-excerpt-modern {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-gray);
  margin-bottom: 20px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-align: justify;
}

.news-footer-modern {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 18px;
  border-top: 2px solid rgba(0, 102, 204, 0.1);
}

.news-stats-modern {
  display: flex;
  gap: 15px;
}

.news-stat-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: rgba(0, 102, 204, 0.08);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dark);
  transition: all 0.3s ease;
}

.news-stat-item:hover {
  background: var(--primary-color);
  color: white;
  transform: scale(1.05);
}

.news-stat-item i {
  font-size: 14px;
  color: var(--primary-color);
}

.news-stat-item:hover i {
  color: white;
}

.news-read-more {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border-radius: 25px;
  font-size: 14px;
  font-weight: 700;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.news-read-more i {
  font-size: 18px;
  transition: transform 0.3s ease;
}

.news-card-modern:hover .news-read-more {
  box-shadow: 0 6px 20px rgba(0, 102, 204, 0.5);
  transform: scale(1.05);
}

.news-card-modern:hover .news-read-more i {
  transform: translateX(5px);
}

/* Responsive for Modern News Cards */
@media (max-width: 768px) {
  .news-card-modern {
    margin-bottom: 20px;
  }

  .news-image-modern,
  .news-image-placeholder {
    height: 200px;
  }

  .news-content-modern {
    padding: 18px;
  }

  .news-title-modern {
    font-size: 18px;
  }

  .news-footer-modern {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }

  .news-read-more {
    width: 100%;
    justify-content: center;
  }
}

body.dark-mode .filter-sidebar,
body.dark-mode .news-card {
  background: var(--bg-white);
}

body.dark-mode .filter-option {
  border-color: var(--border-color);
  color: var(--text-dark);
}

body.dark-mode .filter-option:hover {
  background: #2a2a2a;
}

body.dark-mode .filter-option.active {
  background: var(--primary-color);
  color: white;
}

body.dark-mode .news-title {
  color: var(--text-dark);
}

body.dark-mode .news-full-content {
  color: var(--text-dark);
}

@media (max-width: 992px) {
  .filter-sidebar {
    position: static;
    margin-bottom: 30px;
  }

  .filter-options {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .filter-option {
    flex: 1;
    min-width: 150px;
  }
}

@media (max-width: 768px) {
  .news-image {
    height: 180px;
  }

  .news-title {
    font-size: 18px;
  }

  .filter-options {
    flex-direction: column;
  }

  .filter-option {
    min-width: auto;
  }
}

.journal-flip-wrapper {
  position: relative;
  margin-bottom: 20px;
}

.journal-flip-card {
  perspective: 1500px;
  width: 100%;
  max-width: 450px;
  height: 600px;
  margin: 0 auto;
}

.journal-flip-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  transform-style: preserve-3d;
  cursor: pointer;
}

.journal-flip-card:hover .journal-flip-inner {
  transform: rotateY(180deg);
}

.journal-front,
.journal-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.journal-front {
  background: white;
}

.journal-front img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.journal-back {
  background: linear-gradient(135deg, #1e5aa8 0%, #0f3d6e 100%);
  transform: rotateY(180deg);
  padding: 40px 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.journal-stats {
  width: 100%;
  text-align: center;
}

.journal-stats-title {
  color: white;
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 35px;
  padding-bottom: 15px;
  border-bottom: 2px solid rgba(255, 255, 255, 0.2);
  letter-spacing: 0.5px;
}

.journal-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.journal-stat-item {
  background: rgba(255, 255, 255, 0.1);
  padding: 25px 15px;
  border-radius: 12px;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.journal-stat-item:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
}

.journal-stat-icon {
  width: 50px;
  height: 50px;
  margin: 0 auto 15px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.journal-stat-icon i {
  font-size: 24px;
  color: white;
}

.journal-stat-number {
  font-size: 32px;
  font-weight: 700;
  color: white;
  margin-bottom: 5px;
  line-height: 1;
}

.journal-stat-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
  letter-spacing: 0.3px;
}

.journal-flip-hint {
  text-align: center;
  margin-top: 20px;
  padding: 10px 24px;
  background: var(--bg-light);
  border-radius: 30px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  animation: subtleBounce 2s ease-in-out infinite;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}

@keyframes subtleBounce {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(-8px);
  }
}

.journal-flip-hint i {
  font-size: 18px;
  color: var(--primary-color);
  animation: rotateIcon 2s linear infinite;
}

@keyframes rotateIcon {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.journal-flip-hint span {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dark);
}

body.dark-mode .journal-front {
  background: #1e2a3a;
}

body.dark-mode .journal-flip-hint {
  background: rgba(30, 42, 58, 0.95);
}

body.dark-mode .journal-flip-hint span {
  color: white;
}

@media (max-width: 991px) {
  .journal-flip-card {
    max-width: 100%;
    height: 500px;
    margin-bottom: 30px;
  }
}

@media (max-width: 768px) {
  .journal-flip-card {
    height: 450px;
  }

  .journal-stats-title {
    font-size: 22px;
    margin-bottom: 25px;
  }

  .journal-stats-grid {
    gap: 15px;
  }

  .journal-stat-item {
    padding: 20px 12px;
  }

  .journal-stat-icon {
    width: 45px;
    height: 45px;
  }

  .journal-stat-icon i {
    font-size: 20px;
  }

  .journal-stat-number {
    font-size: 26px;
  }

  .journal-stat-label {
    font-size: 12px;
  }

  .journal-flip-hint {
    padding: 8px 18px;
  }

  .journal-flip-hint span {
    font-size: 12px;
  }
}

.issue-content {
  padding-left: 30px;
}

.issue-header-text {
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--border-color);
}

.issue-main-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: 10px;
  letter-spacing: 1px;
}

.issue-main-subtitle {
  font-size: 18px;
  color: var(--text-light);
  margin-bottom: 20px;
  font-weight: 500;
}

.issue-badges {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.badge-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-light);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dark);
}

.badge-item i {
  font-size: 16px;
}

.badge-new {
  background: var(--accent-color);
  color: white;
}

.issue-info-section {
  margin-top: 30px;
}

.info-item {
  margin-bottom: 25px;
}

.info-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.info-title i {
  font-size: 20px;
  color: var(--primary-color);
}

.info-text {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.8;
  margin: 0;
}

.info-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.info-list li {
  font-size: 15px;
  color: var(--text-light);
  padding: 8px 0;
  padding-left: 25px;
  position: relative;
}

.info-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-size: 20px;
  font-weight: bold;
}

.issue-actions-section {
  margin-top: 30px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.issue-actions-section .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-weight: 600;
  font-size: 15px;
}

body.dark-mode .issue-header-text {
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

body.dark-mode .issue-main-title {
  color: white;
}

body.dark-mode .badge-item {
  background: rgba(255, 255, 255, 0.1);
  color: white;
}

body.dark-mode .info-title {
  color: white;
}

body.dark-mode .info-text,
body.dark-mode .info-list li {
  color: rgba(255, 255, 255, 0.8);
}

@media (max-width: 991px) {
  .issue-content {
    padding-left: 0;
    margin-top: 30px;
  }

  .flip-card {
    margin-bottom: 0;
  }
}

@media (max-width: 768px) {
  .flip-card {
    height: 400px;
  }

  .issue-main-title {
    font-size: 28px;
  }

  .issue-main-subtitle {
    font-size: 16px;
  }

  .stats-list {
    gap: 15px;
  }

  .stat-item-box {
    padding: 15px;
  }

  .stat-icon {
    width: 50px;
    height: 50px;
  }

  .stat-icon i {
    font-size: 24px;
  }

  .stat-number {
    font-size: 26px;
  }

  .stat-label {
    font-size: 13px;
  }

  .stats-title {
    font-size: 24px;
  }

  .issue-actions-section {
    flex-direction: column;
  }

  .issue-actions-section .btn {
    width: 100%;
    justify-content: center;
  }
}

/* Contact Icons - White icons with blue background */
.contact-icon {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)) !important;
  color: white !important;
}

/* Partners Carousel */
.partners-carousel {
  overflow: hidden;
  position: relative;
  padding: 30px 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  border-radius: 15px;
  box-shadow: var(--shadow);
}

body.dark-mode .partners-carousel {
  background: linear-gradient(135deg, #1e1e1e 0%, #2a2a2a 100%);
}

.partners-track {
  display: flex;
  gap: 30px;
  animation: scroll 30s linear infinite;
  width: max-content;
}

@keyframes scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.partners-carousel:hover .partners-track {
  animation-play-state: paused;
}

.partner-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 250px;
  padding: 30px 20px;
  background: var(--bg-white);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.partner-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
  border-color: var(--primary-color);
}

.partner-item i {
  font-size: 48px;
  margin-bottom: 15px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: all 0.3s ease;
}

.partner-item:hover i {
  transform: scale(1.1) translateY(-10px);
}

.partner-item p {
  margin: 0;
  text-align: center;
  font-weight: 600;
  color: var(--text-dark);
  font-size: 15px;
  line-height: 1.4;
}

/* Premium Journal Design Enhancements */

/* Typography Improvements */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Georgia', 'Times New Roman', serif;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.page-header h1 {
  font-size: 48px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 15px;
}

.page-header p.lead {
  font-size: 20px;
  color: var(--text-light);
  font-weight: 400;
}

/* Card Enhancements */
.contact-card,
.contact-form,
.faq-section,
.news-card,
.article-card {
  border: 1px solid var(--border-color);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact-card:hover,
.news-card:hover,
.article-card:hover {
  border-color: var(--primary-color);
}

/* Button Premium Styling */
.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border: none;
  padding: 12px 28px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 102, 204, 0.4);
}

/* Form Improvements */
.form-control {
  font-size: 16px;
  transition: all 0.3s ease;
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(0, 102, 204, 0.1);
}

.form-label {
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
  font-size: 14px;
  letter-spacing: 0.01em;
}

/* Sections Spacing & Background */
section {
  padding: 80px 0;
}

.page-header {
  padding: 100px 0 80px;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}

body.dark-mode .page-header {
  background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(0, 102, 204, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0, 102, 204, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

/* Accordion Premium Styling */
.accordion-item {
  border: 1px solid var(--border-color);
  margin-bottom: 15px;
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.accordion-item:hover {
  box-shadow: var(--shadow);
}

.accordion-button {
  font-weight: 600;
  font-size: 16px;
  padding: 18px 24px;
  background-color: var(--bg-white);
  color: var(--text-dark);
}

.accordion-button:not(.collapsed) {
  background: linear-gradient(135deg, rgba(0, 102, 204, 0.05), rgba(0, 73, 153, 0.05));
  color: var(--primary-color);
}

.accordion-body {
  padding: 24px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-light);
}

/* Enhanced Shadows */
.shadow-premium {
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
}

/* Responsive Typography */
@media (max-width: 768px) {
  .page-header h1 {
    font-size: 36px;
  }

  .page-header p.lead {
    font-size: 18px;
  }

  section {
    padding: 60px 0;
  }

  .page-header {
    padding: 80px 0 60px;
  }

  .partner-item {
    min-width: 200px;
    padding: 20px 15px;
  }

  .partner-item i {
    font-size: 36px;
  }
}

/* News Detail Page Styles */
.news-detail-section {
  padding: 60px 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.news-detail-card {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  border-radius: 20px;
  padding: 50px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(0, 102, 204, 0.1);
  position: relative;
  overflow: hidden;
}

.news-detail-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
}

.news-detail-header {
  border-bottom: 3px solid rgba(0, 102, 204, 0.1);
  padding-bottom: 30px;
  margin-bottom: 35px;
  position: relative;
}

.news-detail-header .badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 25px;
  box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.news-detail-title {
  font-size: 40px;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 25px;
  line-height: 1.3;
  background: linear-gradient(135deg, var(--text-dark) 0%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.news-detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 15px;
}

.news-detail-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: rgba(0, 102, 204, 0.08);
  border-radius: 25px;
  font-weight: 600;
  color: var(--text-dark);
  transition: all 0.3s ease;
}

.news-detail-meta span:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.news-detail-meta i {
  font-size: 18px;
  color: var(--primary-color);
}

.news-detail-meta span:hover i {
  color: white;
}

.news-detail-image {
  margin-bottom: 40px;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  position: relative;
}

.news-detail-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 3px solid rgba(0, 102, 204, 0.2);
  border-radius: 20px;
  pointer-events: none;
}

.news-detail-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s ease;
}

.news-detail-image:hover img {
  transform: scale(1.05);
}

.news-detail-body {
  font-size: 18px;
  line-height: 1.9;
  color: var(--text-dark);
  margin-bottom: 40px;
  text-align: justify;
}

.news-detail-body p {
  margin-bottom: 25px;
  padding: 20px;
  background: rgba(0, 102, 204, 0.02);
  border-radius: 12px;
  border-left: 4px solid var(--primary-color);
}

.news-detail-footer {
  border-top: 3px solid rgba(0, 102, 204, 0.1);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.news-detail-footer .btn {
  padding: 12px 28px;
  font-size: 16px;
  font-weight: 700;
  border-radius: 25px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 102, 204, 0.2);
}

.news-detail-footer .btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 102, 204, 0.4);
}

@media (max-width: 768px) {
  .news-detail-card {
    padding: 30px 20px;
  }

  .news-detail-title {
    font-size: 28px;
  }

  .news-detail-body {
    font-size: 16px;
  }

  .news-detail-meta {
    flex-direction: column;
  }

  .news-detail-footer {
    flex-direction: column;
    gap: 15px;
  }
}

/* Article Detail Page Styles */
.article-detail-section {
  padding: 60px 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.article-detail-card {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  border-radius: 20px;
  padding: 55px;
  box-shadow: 0 8px 35px rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(0, 102, 204, 0.1);
  position: relative;
  overflow: hidden;
}

.article-detail-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
}

.article-detail-header {
  border-bottom: 3px solid rgba(0, 102, 204, 0.15);
  padding-bottom: 35px;
  margin-bottom: 45px;
  position: relative;
}

.article-detail-header .badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 30px;
  box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

.article-detail-title {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 30px;
  line-height: 1.25;
  background: linear-gradient(135deg, var(--text-dark) 0%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.article-authors {
  margin-bottom: 25px;
  padding: 20px;
  background: rgba(0, 102, 204, 0.05);
  border-radius: 15px;
  border-left: 4px solid var(--primary-color);
}

.author-name {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-right: 20px;
  margin-bottom: 10px;
  padding: 8px 16px;
  background: white;
  border-radius: 25px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-dark);
  transition: all 0.3s ease;
}

.author-name:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.author-name i {
  font-size: 20px;
  color: var(--primary-color);
}

.author-name:hover i {
  color: white;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 20px;
}

/* refined article meta styles */
/* refined article meta styles - IXCHAM (Compact) */
.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: transparent;
  border: 1px solid rgba(0, 102, 204, 0.2);
  border-radius: 50px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-dark);
  transition: all 0.2s ease;
}

.article-meta span:hover {
  background: var(--bg-white);
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-1px);
}

.article-meta i {
  font-size: 14px;
  color: var(--text-light);
}

.article-meta span:hover i {
  color: var(--primary-color);
}

/* refined author tags - Compact */
.author-name {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-right: 12px;
  margin-bottom: 8px;
  padding: 5px 12px;
  background: white;
  border: 1px solid rgba(0,0,0,0.08); /* Very subtle border */
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dark);
  transition: all 0.2s ease;
}

.author-name:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 102, 204, 0.1);
}

.author-name i {
  font-size: 14px;
  color: var(--text-light);
}

.author-name:hover i {
  color: var(--primary-color);
}

/* refined stats - Compact */
.article-stats {
  display: flex;
  gap: 15px;
  padding: 10px 0;
}

.stat-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 0; /* Minimal styling, just text with icon */
  font-size: 13px;
  font-weight: 600;
  color: var(--text-light);
  background: none; /* Remove background */
  border-radius: 0;
}

.stat-item i {
  font-size: 15px;
  color: var(--text-light);
}

/* refined keyword badges - IXCHAM & ELEGANT */
.keyword-badge {
  display: inline-block;
  padding: 4px 12px;
  background: #f0f7ff; /* Very light blue */
  border: 1px solid rgba(0, 102, 204, 0.1);
  border-radius: 4px; /* Slightly rounded rect, not full pill, looks more technical/elegant */
  font-size: 12px;
  font-weight: 500;
  color: var(--primary-color);
  transition: all 0.2s ease;
  cursor: pointer;
  letter-spacing: 0.2px;
  text-transform: lowercase; /* Optional stylistic choice */
}

.keyword-badge:hover {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 102, 204, 0.2);
}

.article-detail-footer {
  border-top: 1px solid rgba(0,0,0,0.05); /* Thinner separator */
  padding-top: 25px;
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.article-detail-footer .btn {
  padding: 10px 24px; /* Smaller buttons */
  font-size: 14px;
  font-weight: 600;
  border-radius: 8px; /* Less rounded */
  box-shadow: none; /* Cleaner look */
}

.article-detail-footer .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 102, 204, 0.2);
}

.article-card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 15px;
  line-height: 1.4;
}

.article-excerpt {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.6;
}

/* Responsive styles for detail pages */
@media (max-width: 768px) {
  .news-detail-card,
  .article-detail-card {
    padding: 25px;
  }

  .news-detail-title {
    font-size: 28px;
  }

  .article-detail-title {
    font-size: 32px;
  }

  .article-detail-section-block h3 {
    font-size: 24px;
  }

  .news-detail-body {
    font-size: 16px;
  }

  .article-detail-section-block p {
    font-size: 16px;
  }

  .article-detail-footer {
    flex-direction: column;
  }

  .article-detail-footer .btn {
    width: 100%;
  }
}

/* --- Article Modern Hero Layout & Refined Typography --- */

/* Hero Animations */
@keyframes meshGradient {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes floatShape {
  0% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(10deg); }
  100% { transform: translateY(0) rotate(0deg); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse-btn {
  0% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4); }
  70% { box-shadow: 0 0 0 15px rgba(255, 255, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); }
}

/* Hero Section */
.article-hero {
  background: linear-gradient(-45deg, var(--primary-color), #4158d0, #c850c0, var(--secondary-color));
  background-size: 400% 400%;
  animation: meshGradient 15s ease infinite;
  display: flex;
  align-items: center;
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(5px);
  animation: floatShape 8s ease-in-out infinite;
}

.hero-shape.shape-1 {
  width: 300px;
  height: 300px;
  top: -50px;
  left: -50px;
}

.hero-shape.shape-2 {
  width: 400px;
  height: 400px;
  bottom: -100px;
  right: -100px;
  animation-delay: -4s;
}

.article-hero-title {
  text-shadow: 0 2px 10px rgba(0,0,0,0.1);
  letter-spacing: -0.5px;
}

/* Floating Card Layout */
.article-main-card {
  border: 1px solid rgba(0,0,0,0.02);
  position: relative;
  z-index: 20;
}

/* Typography & Elements */
.section-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 700;
  color: var(--primary-color);
  background: rgba(var(--primary-rgb), 0.05); /* or fallback */
  background: #f0f7ff;
  padding: 6px 12px;
  border-radius: 6px;
}

#articleAbstract {
  text-align: justify;
  font-size: 1rem !important;
  line-height: 1.7;
}

/* Sidebar Elements Typography */
.sidebar-card {
  /* Inherit default font to match references */
}

.sidebar-author-name {
  font-size: 15px !important; /* Standard body size */
  font-weight: 400 !important;
  color: var(--text-dark, #333);
  line-height: 1.5;
}

#articleCategory {
  font-size: 0.8rem;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  font-weight: 700;
}

.sidebar-card .small {
  font-size: 0.85rem;
}

.sidebar-card .fw-bold {
  font-weight: 600 !important;
}

.pulse-btn {
  animation: pulse-btn 2s infinite;
}

.ls-1 { letter-spacing: 1px; }

.bg-light-subtle {
  background-color: rgba(0, 0, 0, 0.02);
}

/* Staggered Animations Utility */
.anime-fade-up {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease-out forwards;
}

.anime-slide-in {
  opacity: 0;
  transform: translateX(20px);
  animation: fadeInUp 0.6s ease-out forwards;
}

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }

@media (max-width: 991px) {
  .article-content-section {
    margin-top: 0 !important;
    padding-top: 40px;
  }
  .article-hero {
    min-height: auto;
    padding-bottom: 60px;
  }
}
/* Modern Article Card Styles */
.article-card-modern {
  background: #ffffff;
  border-radius: 16px;
  padding: 25px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
  border: 1px solid rgba(0,0,0,0.05);
  transition: all 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.article-card-modern:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 102, 204, 0.15);
  border-color: rgba(0, 102, 204, 0.2);
}

.article-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.article-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 102, 204, 0.1);
  color: var(--primary-color);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
}

.article-volume-info {
  font-size: 13px;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 6px;
}

.article-modern-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 15px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.3s ease;
}

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

.article-authors-list {
  display: flex;
  align-items: start;
  gap: 10px;
  margin-bottom: 15px;
}

.article-authors-list i {
  color: var(--primary-color);
  font-size: 18px;
  margin-top: 2px;
}

.authors-text {
  font-size: 14px;
  color: var(--text-dark);
}

.author-tag {
  display: inline-block;
  background: #f0f2f5;
  padding: 2px 8px;
  border-radius: 4px;
  margin-right: 5px;
  margin-bottom: 5px;
  font-size: 13px;
}

.article-modern-abstract {
  color: var(--text-light);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex-grow: 1;
}

.article-keywords-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 20px;
}

.keyword-tag {
  font-size: 12px;
  color: var(--text-light);
  background: white;
  border: 1px solid #e1e4e8;
  padding: 4px 10px;
  border-radius: 12px;
}

.keyword-tag.more {
  background: #f8f9fa;
  color: var(--text-dark);
}

.article-card-footer-modern {
  border-top: 1px solid rgba(0,0,0,0.05);
  padding-top: 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--text-light);
}

.article-stats-row {
  display: flex;
  gap: 15px;
}

.stat-badge {
  display: flex;
  align-items: center;
  gap: 5px;
}

.article-hover-overlay {
  display: none; 
}

/* DARK MODE STYLES */
body.dark-mode .article-card-modern {
  background: #1e1e1e;
  border-color: rgba(255,255,255,0.05);
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

body.dark-mode .article-modern-title {
  color: #ffffff;
}

body.dark-mode .authors-text,
body.dark-mode .author-tag {
  color: #e0e0e0;
}

body.dark-mode .author-tag {
  background: rgba(255,255,255,0.1);
}

body.dark-mode .article-modern-abstract {
  color: #b0b0b0;
}

body.dark-mode .keyword-tag {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.1);
  color: #b0b0b0;
}

body.dark-mode .article-card-footer-modern {
  border-top-color: rgba(255,255,255,0.1);
  color: #909090;
}

body.dark-mode .article-volume-info {
  color: #909090;
}