/* 
 * Management Sciences Horizon Journal - Main Stylesheet (Updated 2025)
 * Modern Academic Theme with Bootstrap 5 Integration
 */

:root {
  /* Primary Colors - Management Sciences brand palette */
  --primary-color: #1f4e79;           /* Professional pink/magenta - main brand color */
  --primary-light: #2e5c8a;
  --primary-dark: #164058;
  --secondary-color: #f39c12;         /* Golden yellow for accent */
  --tertiary-color: #17a2b8;          /* Complementary teal */
  
  /* Neutrals */
  --neutral-100: #ffffff;
  --neutral-200: #f8f9fa;
  --neutral-300: #e9ecef;
  --neutral-400: #dee2e6;
  --neutral-500: #adb5bd;
  --neutral-600: #6c757d;
  --neutral-700: #495057;
  --neutral-800: #343a40;
  --neutral-900: #212529;
  
  /* Typography */
  --font-primary: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-secondary: 'Merriweather', Georgia, 'Times New Roman', serif;
  --font-size-base: 1rem;
  --font-size-sm: 0.875rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.5rem;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 5rem;
  
  /* Border Radius */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 1rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-card: 0 10px 20px rgba(0, 0, 0, 0.05), 0 6px 6px rgba(0, 0, 0, 0.03);
  --shadow-floating: 0 12px 28px rgba(0, 0, 0, 0.12), 0 5px 10px rgba(0, 0, 0, 0.08);
  
  /* Transitions */
  --transition-base: all 0.3s ease;
  --transition-smooth: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--neutral-800);
  background-color: var(--neutral-200);
  overflow-x: hidden;
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--neutral-900);
}

h1 {
  font-size: var(--font-size-3xl);
}

h2 {
  font-size: var(--font-size-2xl);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--space-md);
}

img {
  max-width: 100%;
  height: auto;
}

/* Button Styles */
.btn {
  display: inline-block;
  font-weight: 600;
  text-align: center;
  padding: 0.5rem 1.25rem;
  border-radius: var(--border-radius-sm);
  transition: var(--transition-smooth);
  border: 2px solid transparent;
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--neutral-100);
}

.btn-primary:hover, .btn-primary:focus {
  background-color: var(--primary-dark);
  color: var(--neutral-100);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
  background-color: var(--secondary-color);
  color: var(--neutral-100);
}

.btn-secondary:hover, .btn-secondary:focus {
  background-color: #E67E22; /* Darker secondary */
  color: var(--neutral-100);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-outline-primary {
  background-color: transparent;
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.btn-outline-primary:hover, .btn-outline-primary:focus {
  background-color: var(--primary-color);
  color: var(--neutral-100);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-outline-secondary {
  background-color: transparent;
  color: var(--secondary-color);
  border-color: var(--secondary-color);
}

.btn-outline-secondary:hover, .btn-outline-secondary:focus {
  background-color: var(--secondary-color);
  color: var(--neutral-100);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-white {
  background-color: var(--neutral-100);
  color: var(--primary-color);
}

.btn-white:hover, .btn-white:focus {
  background-color: var(--neutral-200);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  color: #000;
}

.btn-outline-white {
  background-color: transparent;
  color: var(--neutral-100);
  border-color: var(--neutral-100);
}

.btn-outline-white:hover, .btn-outline-white:focus {
  background-color: var(--neutral-100);
  color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: var(--font-size-lg);
}

.btn-sm {
  padding: 0.25rem 0.75rem;
  font-size: var(--font-size-sm);
}

.btn-block {
  display: block;
  width: 100%;
}

/* Top Bar */
.top-bar {
  background-color: var(--primary-dark);
  color: var(--neutral-100);
  padding: var(--space-xs) 0;
  font-size: var(--font-size-sm);
}

.top-contact, .top-social {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.top-contact li, .top-social li {
  margin-right: var(--space-md);
}

.top-contact li:last-child, .top-social li:last-child {
  margin-right: 0;
}

.top-contact i, .top-social i {
  margin-right: var(--space-xs);
}

.top-social a {
  color: var(--neutral-300);
  transition: var(--transition-base);
}

.top-social a:hover {
  color: var(--neutral-100);
}

/* Main Header */
.main-header {
  background-color: var(--neutral-100);
  box-shadow: var(--shadow-sm);
  padding: var(--space-md) 0;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 60px;
  margin-right: var(--space-md);
}

.logo h1 {
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-bottom: 0;
}

.logo span {
  font-size: var(--font-size-sm);
  color: var(--neutral-600);
}

.journal-info {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.issn {
  font-size: var(--font-size-sm);
  color: var(--neutral-600);
  margin-bottom: var(--space-xs);
}

.auth-links a, .user-menu .dropdown-toggle {
  display: inline-block;
  margin-left: var(--space-sm);
  color: var(--primary-color);
  font-weight: 600;
  transition: var(--transition-base);
}

.auth-links a:hover, .user-menu .dropdown-toggle:hover {
  color: var(--primary-dark);
}

.btn-user {
  background-color: transparent;
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
  border-radius: var(--border-radius-md);
  padding: 0.35rem 0.75rem;
  font-weight: 600;
  transition: var(--transition-base);
}

.btn-user:hover, .btn-user:focus {
  background-color: var(--primary-color);
  color: var(--neutral-100);
}

/* Main Navigation */
.main-nav {
  background-color: var(--neutral-100);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar-nav {
  display: flex;
  align-items: center;
}

.nav-item {
  position: relative;
}

.nav-link {
  color: var(--neutral-800);
  font-weight: 600;
  padding: var(--space-md) var(--space-lg);
  display: block;
  position: relative;
  transition: var(--transition-base);
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background-color: var(--primary-color);
  transition: var(--transition-base);
  transform: translateX(-50%);
}

.nav-link:hover::after, .active .nav-link::after {
  width: 70%;
}

.dropdown-menu {
  box-shadow: var(--shadow-md);
  border: none;
  border-radius: var(--border-radius-md);
  padding: var(--space-sm) 0;
  min-width: 200px;
  margin-top: var(--space-xs);
}

.dropdown-item {
  padding: var(--space-sm) var(--space-md);
  font-weight: 500;
  transition: var(--transition-base);
}

.dropdown-item:hover, .dropdown-item:focus, .dropdown-item.active {
  background-color: rgba(214, 51, 132, 0.1);
  color: var(--primary-color);
}

.dropdown-toggle::after {
  margin-left: var(--space-xs);
  vertical-align: middle;
}

.nav-right {
  display: flex;
  align-items: center;
}

.btn-submit {
  background-color: var(--primary-color);
  color: var(--neutral-100);
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-md);
  margin-right: var(--space-md);
  transition: var(--transition-smooth);
}

.btn-submit:hover, .btn-submit:focus {
  background-color: var(--primary-dark);
  color: var(--neutral-100);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.search-form {
  display: flex;
  position: relative;
}

.search-form input {
  padding: 0.5rem 1rem;
  border: 1px solid var(--neutral-300);
  border-radius: var(--border-radius-md) 0 0 var(--border-radius-md);
  font-size: var(--font-size-sm);
  width: 200px;
  transition: var(--transition-base);
}

.search-form input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(214, 51, 132, 0.2);
  outline: none;
  width: 250px;
}

.search-form button {
  background-color: var(--primary-color);
  color: var(--neutral-100);
  border: none;
  padding: 0.5rem;
  border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
  cursor: pointer;
  transition: var(--transition-base);
}

.search-form button:hover {
  background-color: var(--primary-dark);
}

/* Breadcrumbs */
.breadcrumbs {
  background-color: var(--neutral-200);
  padding: var(--space-md) 0;
  font-size: var(--font-size-sm);
}

.breadcrumbs-list {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
}

.breadcrumbs-item {
  display: flex;
  align-items: center;
}

.breadcrumbs-item:not(:last-child)::after {
  content: '/';
  margin: 0 var(--space-sm);
  color: var(--neutral-500);
}

.breadcrumbs-link {
  color: var(--neutral-600);
  transition: var(--transition-base);
}

.breadcrumbs-link:hover {
  color: var(--primary-color);
}

.breadcrumbs-item:last-child .breadcrumbs-link {
  color: var(--neutral-700);
  font-weight: 600;
  pointer-events: none;
}

/* Hero Section */
.hero-section {
  position: relative;
  background-color: var(--neutral-100);
  padding: var(--space-3xl) 0;
  text-align: center;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: linear-gradient(to bottom, rgba(255, 255, 255, 0.9), rgba(248, 249, 250, 0.85)), 
                    url('../images/management-sciences-bg.jpg');
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-lg);
  color: var(--primary-color);
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-xl);
  color: var(--neutral-700);
  font-weight: 300;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
}

/* Card Styles */
.card {
  background-color: var(--neutral-100);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-card);
  transition: var(--transition-smooth);
  border: none;
  overflow: hidden;
  height: 100%;
}

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

.card-header {
  border-bottom: none;
  padding: var(--space-lg);
  background-color: var(--neutral-100);
}

.card-body {
  padding: var(--space-lg);
}

.card-footer {
  border-top: 1px solid var(--neutral-200);
  background-color: var(--neutral-100);
  padding: var(--space-md) var(--space-lg);
}

/* Featured Articles */
.featured-articles {
  padding: var(--space-2xl) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-xl);
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background-color: var(--primary-color);
  margin: var(--space-sm) auto 0;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.article-card {
  background-color: var(--neutral-100);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition-smooth);
  height: 100%;
  display: flex;
  flex-direction: column;
}

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

.article-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.article-info {
  padding: var(--space-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.article-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
}

.article-title a {
  color: var(--neutral-900);
  transition: var(--transition-base);
}

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

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  color: var(--neutral-600);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-sm);
}

.article-excerpt {
  margin-bottom: var(--space-md);
  color: var(--neutral-700);
  flex-grow: 1;
}

.article-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--neutral-300);
  margin-top: auto;
}

.read-more {
  font-weight: 600;
  color: var(--primary-color);
}

.article-stats {
  display: flex;
  gap: var(--space-sm);
  color: var(--neutral-600);
  font-size: var(--font-size-sm);
}

/* Volume Browser */
.volume-browser {
  padding: var(--space-2xl) 0;
  background-color: var(--neutral-200);
}

.volume-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.volume-item {
  flex: 1;
  min-width: 200px;
  background-color: var(--neutral-100);
  border-radius: var(--border-radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
}

.volume-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.volume-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
  color: var(--primary-color);
}

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

.issue-item {
  margin-bottom: var(--space-sm);
}

.issue-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm);
  background-color: var(--neutral-200);
  border-radius: var(--border-radius-sm);
  transition: var(--transition-base);
}

.issue-link:hover {
  background-color: var(--primary-light);
  color: var(--neutral-100);
}

/* About Section */
.about-section {
  padding: var(--space-2xl) 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.about-content h2 {
  margin-bottom: var(--space-lg);
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

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

.stat-number {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--space-xs);
}

.stat-label {
  color: var(--neutral-600);
}

.about-image img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

/* Call to Action */
.cta-section {
  padding: var(--space-3xl) 0;
  background-color: var(--primary-color);
  color: var(--neutral-100);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('../images/management-pattern.png');
  background-size: cover;
  background-position: center;
  opacity: 0.1;
  z-index: 0;
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}

.cta-title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-lg);
  color: var(--neutral-100);
}

.cta-text {
  margin-bottom: var(--space-xl);
  font-size: var(--font-size-lg);
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
}

/* Footer */
.main-footer {
  background-color: var(--neutral-800);
  color: var(--neutral-400);
  font-size: var(--font-size-sm);
}

.footer-top {
  padding: var(--space-2xl) 0;
}

.footer-widget {
  margin-bottom: var(--space-xl);
}

.footer-widget h3 {
  color: var(--neutral-100);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-lg);
  position: relative;
  padding-bottom: var(--space-sm);
}

.footer-widget h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background-color: var(--primary-color);
}

.footer-widget p {
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--neutral-100);
  border-radius: 50%;
  transition: var(--transition-smooth);
}

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

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

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: var(--neutral-400);
  transition: var(--transition-base);
  display: block;
  padding: var(--space-xs) 0;
}

.footer-links a:hover {
  color: var(--neutral-100);
  padding-left: var(--space-sm);
}

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

.footer-contact li {
  display: flex;
  margin-bottom: var(--space-md);
}

.footer-contact i {
  margin-right: var(--space-sm);
  color: var(--primary-light);
  margin-top: 5px;
}

.footer-contact a {
  color: var(--neutral-400);
  transition: var(--transition-base);
}

.footer-contact a:hover {
  color: var(--neutral-100);
}

.footer-bottom {
  padding: var(--space-md) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.copyright {
  margin-bottom: var(--space-sm);
}

.footer-bottom-links {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
}

.footer-bottom-links a {
  color: var(--neutral-500);
  transition: var(--transition-base);
}

.footer-bottom-links a:hover {
  color: var(--neutral-100);
}

/* Back to Top Button */
#back-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: var(--primary-color);
  color: var(--neutral-100);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
  z-index: 999;
}

#back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

#back-to-top:hover {
  background-color: var(--primary-dark);
  transform: translateY(-5px);
}

/* Authentication Pages */
.auth-section {
  min-height: calc(100vh - 300px);
  display: flex;
  align-items: center;
  padding: var(--space-2xl) 0;
  background-color: var(--neutral-200);
}

.auth-container {
  max-width: 450px;
  margin: 0 auto;
  width: 100%;
}

.auth-card {
  background-color: var(--neutral-100);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.auth-header {
  background-color: var(--primary-color);
  color: var(--neutral-100);
  padding: var(--space-lg);
  text-align: center;
}

.auth-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-xs);
  color: var(--neutral-100);
}

.auth-subtitle {
  font-size: var(--font-size-sm);
  opacity: 0.9;
}

.auth-body {
  padding: var(--space-xl);
}

.auth-footer {
  text-align: center;
  padding: var(--space-md);
  background-color: var(--neutral-200);
  border-top: 1px solid var(--neutral-300);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 600;
  color: var(--neutral-700);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--neutral-300);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-base);
  transition: var(--transition-base);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(214, 51, 132, 0.2);
  outline: none;
}

.form-check {
  display: flex;
  align-items: center;
  margin-bottom: var(--space-md);
}

.form-check-input {
  margin-right: var(--space-sm);
}

.password-container {
  position: relative;
}

.password-toggle {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--neutral-600);
  cursor: pointer;
}

.forgot-password {
  text-align: right;
  margin-top: var(--space-xs);
  font-size: var(--font-size-sm);
}

.forgot-password a {
  color: var(--neutral-600);
}

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

.social-login {
  margin-top: var(--space-lg);
  text-align: center;
}

.social-login-title {
  position: relative;
  display: flex;
  align-items: center;
  margin-bottom: var(--space-md);
  color: var(--neutral-600);
  font-size: var(--font-size-sm);
}

.social-login-title::before,
.social-login-title::after {
  content: "";
  flex-grow: 1;
  height: 1px;
  background-color: var(--neutral-300);
}

.social-login-title::before {
  margin-right: var(--space-sm);
}

.social-login-title::after {
  margin-left: var(--space-sm);
}

.social-login-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
}

.social-login-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  color: white;
  transition: var(--transition-smooth);
}

.social-login-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.google-btn {
  background-color: #DB4437;
}

.facebook-btn {
  background-color: #4267B2;
}

.orcid-btn {
  background-color: #A6CE39;
}

.linkedin-btn {
  background-color: #0077B5;
}

/* Article Page */
.article-header {
  background-color: var(--neutral-100);
  padding: var(--space-2xl) 0;
  border-bottom: 1px solid var(--neutral-300);
}

.article-headline {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-lg);
}

.article-authors {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
  color: var(--neutral-700);
}

.article-meta-info {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  color: var(--neutral-600);
  margin-bottom: var(--space-lg);
}

.article-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.article-actions {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.article-content {
  padding: var(--space-2xl) 0;
}

.article-abstract {
  background-color: var(--neutral-200);
  padding: var(--space-lg);
  border-radius: var(--border-radius-md);
  margin-bottom: var(--space-xl);
}

.abstract-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
}

.article-keywords {
  margin-top: var(--space-lg);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.keyword {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  background-color: var(--neutral-300);
  color: var(--neutral-700);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-sm);
  transition: var(--transition-base);
}

.keyword:hover {
  background-color: var(--primary-light);
  color: var(--neutral-100);
}

.article-sidebar {
  position: sticky;
  top: 100px;
}

.sidebar-widget {
  background-color: var(--neutral-100);
  border-radius: var(--border-radius-md);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-sm);
}

.widget-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--neutral-300);
}

/* Forms and Alerts */
.alert {
  border-radius: var(--border-radius-md);
  padding: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-md);
  border: none;
}

.alert-success {
  background-color: #d1e7dd;
  color: #0f5132;
}

.alert-danger {
  background-color: #f8d7da;
  color: #842029;
}

.alert-info {
  background-color: #cff4fc;
  color: #055160;
}

.alert-warning {
  background-color: #fff3cd;
  color: #664d03;
}

/* Contact Page */
.contact-section {
  padding: var(--space-2xl) 0;
}

.contact-info-box {
  background-color: var(--neutral-100);
  border-radius: var(--border-radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
  height: 100%;
}

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

.contact-info-item {
  display: flex;
  margin-bottom: var(--space-lg);
}

.contact-icon {
  width: 50px;
  height: 50px;
  background-color: var(--primary-light);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: var(--space-md);
  flex-shrink: 0;
}

.contact-text h4 {
  margin-bottom: var(--space-xs);
}

.contact-form {
  background-color: var(--neutral-100);
  border-radius: var(--border-radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
}

.map-container {
  height: 400px;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* Search Results */
.search-header {
  background-color: var(--neutral-200);
  padding: var(--space-xl) 0;
}

.search-form-large {
  max-width: 700px;
  margin: 0 auto;
}

.search-input-group {
  display: flex;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.search-input {
  flex-grow: 1;
  padding: 1rem 1.5rem;
  border: none;
  font-size: var(--font-size-lg);
}

.search-button {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 0 2rem;
  font-size: var(--font-size-lg);
}

.search-highlight {
  background-color: rgba(243, 156, 18, 0.2);
  padding: 2px 0;
}

/* Animations */
.fade-in {
  animation: fadeIn 0.6s ease forwards;
}

.fade-up {
  animation: fadeUp 0.6s ease forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Utility Classes */
.text-primary {
  color: var(--primary-color) !important;
}

.text-secondary {
  color: var(--secondary-color) !important;
}

.bg-primary {
  background-color: var(--primary-color) !important;
}

.bg-secondary {
  background-color: var(--secondary-color) !important;
}

.bg-light {
  background-color: var(--neutral-200) !important;
}

.bg-dark {
  background-color: var(--neutral-800) !important;
}

.shadow-sm {
  box-shadow: var(--shadow-sm) !important;
}

.shadow-md {
  box-shadow: var(--shadow-md) !important;
}

.shadow-lg {
  box-shadow: var(--shadow-lg) !important;
}

.rounded-sm {
  border-radius: var(--border-radius-sm) !important;
}

.rounded-md {
  border-radius: var(--border-radius-md) !important;
}

.rounded-lg {
  border-radius: var(--border-radius-lg) !important;
}

/* Responsive Styles */
@media (max-width: 1199.98px) {
  .hero-title {
    font-size: 2.2rem;
  }
  
  .hero-subtitle {
    font-size: 1.3rem;
  }
}

@media (max-width: 991.98px) {
  :root {
    --font-size-3xl: 2.2rem;
    --font-size-2xl: 1.8rem;
    --font-size-xl: 1.5rem;
  }
  
  .main-nav .navbar-collapse {
    background-color: var(--neutral-100);
    box-shadow: var(--shadow-lg);
    padding: var(--space-md);
    border-radius: var(--border-radius-md);
    position: absolute;
    top: 100%;
    right: var(--space-md);
    left: var(--space-md);
    z-index: 1000;
  }
  
  .navbar-toggler {
    padding: 0.5rem;
    border: none;
    background-color: transparent;
  }
  
  .navbar-toggler:focus {
    box-shadow: none;
    outline: none;
  }
  
  .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28214, 51, 132, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
  }
  
  .navbar-nav {
    gap: var(--space-xs);
  }
  
  .nav-item {
    width: 100%;
  }
  
  .nav-link {
    padding: var(--space-sm) var(--space-md);
  }
  
  .nav-link::after {
    display: none;
  }
  
  .dropdown-menu {
    box-shadow: none;
    border: 1px solid var(--neutral-300);
    margin-top: 0;
  }
  
  .nav-right {
    flex-direction: column;
    width: 100%;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
  }
  
  .btn-submit {
    width: 100%;
    margin-right: 0;
    text-align: center;
  }
  
  .search-form {
    width: 100%;
  }
  
  .search-form input {
    width: 100%;
  }
  
  .about-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: var(--space-sm);
  }
  
  .cta-buttons {
    flex-direction: column;
    gap: var(--space-sm);
  }
}

@media (max-width: 767.98px) {
  .top-bar .row {
    flex-direction: column;
    gap: var(--space-xs);
  }
  
  .top-contact, .top-social {
    justify-content: center;
  }
  
  .main-header .row {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
  
  .logo {
    justify-content: center;
  }
  
  .journal-info {
    align-items: center;
  }
  
  .article-meta-info {
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .article-actions {
    flex-direction: column;
    gap: var(--space-sm);
  }
  
  .search-input-group {
    flex-direction: column;
    box-shadow: none;
  }
  
  .search-input {
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-sm);
  }
  
  .search-button {
    border-radius: var(--border-radius-md);
    padding: var(--space-sm) 0;
  }
  
  .footer-bottom {
    text-align: center;
  }
  
  .footer-bottom-links {
    flex-direction: column;
    gap: var(--space-sm);
    margin-top: var(--space-md);
  }
}

@media (max-width: 575.98px) {
  :root {
    --space-3xl: 3rem;
    --space-2xl: 2rem;
    --space-xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-2xl: 1.6rem;
    --font-size-xl: 1.3rem;
  }
  
  .article-card {
    padding: var(--space-md);
  }
  
  .auth-body {
    padding: var(--space-md);
  }
  
  .social-login-buttons {
    flex-wrap: wrap;
    justify-content: center;
  }
}
/* Reset list styling globally */
ul {
  list-style-type: none;
  padding-left: 0;
  margin-left: 0;
}

/* Add back styling for normal content lists if needed */
.content-area ul:not(.no-bullets):not(.breadcrumbs-list):not(.sitemap-list):not(.quick-links-list) {
  list-style-type: disc;
  padding-left: 20px;
}

/* Specific fixes for sitemap lists */
.sitemap-list,
.sitemap-sublist,
.quick-links-list {
  list-style-type: none !important;
  padding-left: 0 !important;
}

/* Make sure list items don't have bullet points */
.sitemap-item,
.sitemap-subitem,
.quick-link-item {
  list-style-type: none !important;
}