/* AI Team Website Custom Styles */

:root {
  /* AI Team Brand Colors */
  --color-white-bg: #FFFFFF;
  --color-purple-dark-bg: #1D1B39;
  --color-accent-pink: #BC7D85;
  --color-accent-purple-grey: #63719C;
  --color-primary-green: #008AA4;
  --color-primary-green-light: #01D8DD;
  --color-secondary-orange: #FC8B2A;
  --color-secondary-orange-light: #F68B2F;
  
  /* Extended Color System */
  --color-white: #FFFFFF;
  --color-light-gray: #F8F9FA;
  --color-medium-gray: #6C757D;
  --color-dark-gray: #343A40;
  --color-black: #000000;
  
  /* Semantic Colors */
  --color-success: #28a745;
  --color-warning: #ffc107;
  --color-danger: #dc3545;
  --color-info: #17a2b8;
  
  /* Transition Duration */
  --transition-duration: 0.8s;
}

/* Override Bulma primary colors */
.has-background-primary {
  background-color: var(--color-primary-green) !important;
}

.has-text-primary {
  color: var(--color-primary-green) !important;
}

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

.has-text-accent {
  color: var(--color-accent-pink) !important;
}

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

.button.is-primary {
  background-color: var(--color-primary-green);
  border-color: var(--color-primary-green);
}

.button.is-primary:hover {
  background-color: var(--color-primary-green-light);
  border-color: var(--color-primary-green-light);
}

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

/* Typography */
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  line-height: 1.6;
}

/* Global link styling */
a {
  color: var(--color-primary-green);
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover {
  color: var(--color-secondary-orange);
  text-decoration: none;
}

a:focus {
  outline: 2px solid var(--color-primary-green-light);
  outline-offset: 2px;
  border-radius: 2px;
}

/* Navigation */
.ai-navbar {
  background: linear-gradient(135deg, var(--color-purple-dark-bg) 0%, var(--color-accent-purple-grey) 100%);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  min-height: 7.5rem;
}

.ai-navbar .navbar-brand {
  min-height: 7.5rem;
}

.ai-logo-container {
  padding: 0.75rem 1rem !important;
  display: flex;
  align-items: center;
}

.ai-navbar .ai-logo {
  height: 4rem !important;
  width: auto !important;
  max-width: 400px !important;
  max-height: none !important;
  object-fit: contain;
  border-radius: 0 !important;
  box-shadow: none !important;
  background: transparent !important;
}

.ai-navbar .navbar-item {
  color: var(--color-white);
  font-weight: 500;
  transition: all var(--transition-duration) ease;
}

.ai-navbar .navbar-item:hover,
.ai-navbar .navbar-item.is-active {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-primary-green-light);
}

/* Remove hover effect from social media buttons container */
.ai-navbar .navbar-item:has(.ai-social-buttons):hover {
  background-color: transparent;
  color: var(--color-white);
}

.ai-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary-green-light) !important;
}

/* Hero Section */
.ai-hero {
  background: linear-gradient(135deg, var(--color-purple-dark-bg) 0%, var(--color-primary-green) 50%, var(--color-secondary-orange) 100%);
  position: relative;
  overflow: hidden;
  padding-top: 5rem !important;
}

.ai-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(29, 27, 57, 0.7);
  z-index: 1;
}

.ai-hero .hero-body {
  position: relative;
  z-index: 2;
  padding: 6rem 1.5rem;
}

/* Professional Hero Section */
.ai-hero-professional {
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f1f3f4 100%);
  position: relative;
  overflow: hidden;
  padding-top: 0 !important;
  min-height: 100vh;
}

.ai-hero-professional .hero-body {
  position: relative;
  z-index: 2;
  padding: 8rem 1.5rem 4rem 1.5rem;
  display: flex;
  align-items: center;
  min-height: calc(100vh - 7.5rem);
}

.ai-hero-content {
  padding-right: 2rem;
  animation: fadeInLeft 1s ease-out;
}

.ai-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-green-light));
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2rem;
  box-shadow: 0 4px 15px rgba(0, 138, 164, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  animation: fadeInUp 0.8s ease-out 0.2s both;
  transition: all 0.3s ease;
}

.ai-hero-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 138, 164, 0.4);
}

.ai-hero-badge .icon {
  margin: 0;
}

.ai-hero-title {
  color: var(--color-purple-dark-bg) !important;
  font-weight: 800 !important;
  font-size: 4.5rem !important;
  line-height: 1.1 !important;
  margin-bottom: 1.5rem !important;
  background: linear-gradient(135deg, var(--color-purple-dark-bg) 0%, var(--color-primary-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 1s ease-out 0.4s both;
}

.ai-hero-subtitle {
  margin-bottom: 3rem;
  animation: fadeInUp 1s ease-out 0.6s both;
}

.ai-hero-subtitle .subtitle {
  color: var(--color-medium-gray) !important;
  margin-bottom: 0.5rem !important;
  font-weight: 500 !important;
}

.ai-university {
  color: var(--color-primary-green) !important;
  font-weight: 600 !important;
}

.ai-hero-highlights {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 3rem;
  animation: fadeInUp 1s ease-out 0.8s both;
}

.ai-highlight-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 0;
  color: var(--color-dark-gray);
  font-weight: 500;
}

.ai-highlight-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-green-light));
  color: white;
  border-radius: 50%;
  font-size: 1rem;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0, 138, 164, 0.2);
  animation: pulseGlow 3s ease-in-out infinite;
  transition: all 0.3s ease;
}

.ai-highlight-icon:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 15px rgba(0, 138, 164, 0.4);
}

.ai-hero-actions {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  animation: fadeInUp 1s ease-out 1s both;
}

.ai-cta-button {
  background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-green-light)) !important;
  border: none !important;
  color: white !important;
  font-weight: 600 !important;
  padding: 0.75rem 2rem !important;
  border-radius: 50px !important;
  box-shadow: 0 4px 15px rgba(0, 138, 164, 0.3);
  transition: all 0.3s ease !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ai-cta-button:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 20px rgba(0, 138, 164, 0.4) !important;
  background: linear-gradient(135deg, var(--color-primary-green-light), var(--color-secondary-orange)) !important;
}

.ai-contact-button {
  border: 2px solid var(--color-primary-green) !important;
  color: var(--color-primary-green) !important;
  background: transparent !important;
  font-weight: 600 !important;
  padding: 0.75rem 2rem !important;
  border-radius: 50px !important;
  transition: all 0.3s ease !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ai-contact-button:hover {
  background: var(--color-primary-green) !important;
  color: white !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 138, 164, 0.3);
}

.ai-hero-image-container {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeInRight 1s ease-out 0.3s both;
}

.ai-image-frame {
  position: relative;
  z-index: 2;
  padding: 0;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
}

.ai-hero-portrait {
  width: 280px;
  height: 280px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
  border: 4px solid white;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
  animation: subtleFloat 4s ease-in-out infinite;
}

.ai-hero-portrait:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 40px rgba(0, 138, 164, 0.3);
}

.ai-image-decoration {
  display: none;
}

.ai-hero-pattern {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 20% 80%, rgba(0, 138, 164, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(252, 139, 42, 0.1) 0%, transparent 50%);
  z-index: 1;
  animation: patternShift 20s ease-in-out infinite;
}

@keyframes patternShift {
  0%, 100% {
    background-image: 
      radial-gradient(circle at 20% 80%, rgba(0, 138, 164, 0.1) 0%, transparent 50%),
      radial-gradient(circle at 80% 20%, rgba(252, 139, 42, 0.1) 0%, transparent 50%);
  }
  50% {
    background-image: 
      radial-gradient(circle at 25% 75%, rgba(0, 138, 164, 0.08) 0%, transparent 50%),
      radial-gradient(circle at 75% 25%, rgba(252, 139, 42, 0.08) 0%, transparent 50%);
  }
}



.ai-logo {
  object-fit: contain;
  border-radius: 0;
  box-shadow: none;
  background: transparent;
}

/* Section */
.section {
  padding-top: 3rem !important;
  padding-bottom: 7rem !important;
}

.section .title {
  margin-bottom: 3rem !important;
}

/* About Section Styles */
.ai-about-section {
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f1f3f4 100%);
  position: relative;
  overflow: hidden;
}

.ai-about-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 80% 20%, rgba(0, 138, 164, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 20% 80%, rgba(252, 139, 42, 0.05) 0%, transparent 50%);
  z-index: 1;
}

.ai-about-section .container {
  position: relative;
  z-index: 2;
}

.ai-about-header {
  margin-bottom: 4rem;
}

.ai-about-subtitle {
  color: var(--color-medium-gray) !important;
  font-weight: 400 !important;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.5;
}

.ai-about-content {
  margin-bottom: 5rem;
}

.ai-about-text {
  padding-right: 2rem;
}

.ai-about-intro {
  margin-bottom: 3rem;
  padding: 2rem;
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border-left: 4px solid var(--color-primary-green);
  transition: all 0.3s ease;
}

.ai-about-intro:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 138, 164, 0.15);
  border-left-color: var(--color-secondary-orange);
}

.ai-intro-text {
  color: var(--color-dark-gray) !important;
  line-height: 1.7 !important;
  margin: 0 !important;
}

.ai-about-details {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.ai-detail-section {
  background: white;
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  border: 1px solid var(--color-light-gray);
}

.ai-detail-section:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(0, 138, 164, 0.15);
  border-color: var(--color-primary-green);
}

.ai-detail-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-purple-dark-bg) !important;
  margin-bottom: 1rem !important;
  font-weight: 600 !important;
  font-size: 1rem !important;
}

.ai-detail-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-green-light));
  color: white;
  border-radius: 50%;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.ai-detail-content {
  color: var(--color-dark-gray);
  line-height: 1.6;
}

.ai-detail-content p {
  margin-bottom: 0.75rem;
}

.ai-detail-content p:last-child {
  margin-bottom: 0;
}

.ai-detail-content strong {
  color: var(--color-primary-green);
  font-weight: 600;
}

/* About Highlights */
.ai-about-highlights {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding-left: 2rem;
}

.ai-highlight-card {
  background: white;
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border-left: 4px solid var(--color-secondary-orange);
  transition: all 0.3s ease;
}

.ai-highlight-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(252, 139, 42, 0.2);
  border-left-color: var(--color-primary-green);
}

.ai-highlight-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.ai-highlight-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary-green);
  line-height: 1;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--color-primary-green) 0%, var(--color-secondary-orange) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.ai-highlight-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-purple-dark-bg);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  line-height: 1.3;
}

/* Affiliations Section */
.ai-affiliations-section {
  margin-top: 5rem;
  padding-top: 3rem;
  border-top: 2px solid var(--color-light-gray);
}

.ai-affiliations-title {
  color: var(--color-purple-dark-bg) !important;
  font-weight: 700 !important;
  position: relative;
}

.ai-affiliations-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(45deg, var(--color-primary-green), var(--color-secondary-orange));
  border-radius: 2px;
}

.ai-affiliation-card {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border: 1px solid var(--color-light-gray);
  height: 100%;
  display: flex;
  flex-direction: column;
  text-align: center;
}

.ai-affiliation-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 138, 164, 0.15);
  border-color: var(--color-primary-green);
}

.ai-featured-card {
  border: 2px solid var(--color-primary-green);
  background: var(--color-purple-dark-bg);
  color: white;
}

.ai-featured-card:hover {
  border-color: var(--color-primary-green);
  background: var(--color-accent-purple-grey);
  box-shadow: 0 8px 30px rgba(29, 27, 57, 0.25);
}

.ai-affiliation-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-green-light));
  color: white;
  border-radius: 50%;
  font-size: 1.5rem;
  margin: 0 auto 1.5rem auto;
  box-shadow: 0 4px 15px rgba(0, 138, 164, 0.2);
}

.ai-featured-card .ai-affiliation-icon {
  background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-green-light));
  box-shadow: 0 4px 15px rgba(0, 138, 164, 0.3);
}

.ai-featured-card .ai-affiliation-name {
  color: white !important;
}

.ai-featured-card .ai-affiliation-link {
  color: var(--color-primary-green-light) !important;
}

.ai-featured-card .ai-affiliation-link:hover {
  color: white !important;
  background: rgba(255, 255, 255, 0.1);
}

.ai-affiliation-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.ai-affiliation-name {
  color: var(--color-purple-dark-bg) !important;
  margin-bottom: 1rem !important;
  font-weight: 700 !important;
}

.ai-affiliation-badge {
  background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-green-light));
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 1rem;
  display: inline-block;
  box-shadow: 0 2px 8px rgba(0, 138, 164, 0.2);
}

.ai-affiliation-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: auto;
}

.ai-affiliation-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary-green) !important;
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem;
  border-radius: 6px;
  transition: all 0.3s ease;
  justify-content: center;
}

.ai-affiliation-link:hover {
  background: var(--color-light-gray);
  color: var(--color-secondary-orange) !important;
  transform: translateX(3px);
}

.ai-affiliation-link .icon {
  margin: 0;
  flex-shrink: 0;
}

/* Teaching Page Styles */
.ai-teaching-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 300px;
}

.ai-teaching-icon-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
  justify-items: center;
}

.ai-teaching-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-green-light));
  color: white;
  border-radius: 20px;
  font-size: 2rem;
  box-shadow: 0 6px 20px rgba(0, 138, 164, 0.2);
  transition: all 0.3s ease;
  animation: float 3s ease-in-out infinite;
}

.ai-teaching-icon:nth-child(2) {
  animation-delay: 0.5s;
}

.ai-teaching-icon:nth-child(3) {
  animation-delay: 1s;
}

.ai-teaching-icon:nth-child(4) {
  animation-delay: 1.5s;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Courses Section */
.ai-courses-section {
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f1f3f4 100%);
  position: relative;
  overflow: hidden;
}

.ai-courses-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 20% 80%, rgba(0, 138, 164, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(252, 139, 42, 0.05) 0%, transparent 50%);
  z-index: 1;
}

.ai-courses-section .container {
  position: relative;
  z-index: 2;
}

.ai-section-header {
  margin-bottom: 4rem;
}

.ai-section-subtitle {
  color: var(--color-medium-gray) !important;
  font-weight: 400 !important;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.5;
}

.ai-course-card {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border: 1px solid var(--color-light-gray);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.ai-course-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 138, 164, 0.15);
  border-color: var(--color-primary-green);
}

.ai-featured-course {
  border: 2px solid var(--color-primary-green);
  background: linear-gradient(135deg, rgba(0, 138, 164, 0.02) 0%, rgba(252, 139, 42, 0.02) 100%);
}

.ai-featured-course:hover {
  border-color: var(--color-secondary-orange);
  background: linear-gradient(135deg, rgba(0, 138, 164, 0.05) 0%, rgba(252, 139, 42, 0.05) 100%);
}

.ai-course-header {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.ai-course-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-green-light));
  color: white;
  border-radius: 12px;
  font-size: 1.25rem;
  flex-shrink: 0;
  box-shadow: 0 3px 12px rgba(0, 138, 164, 0.2);
}

.ai-course-info {
  flex: 1;
}

.ai-course-title {
  color: var(--color-purple-dark-bg) !important;
  margin-bottom: 0.75rem !important;
  line-height: 1.3;
}

.ai-course-title a {
  color: inherit !important;
  text-decoration: none;
}

.ai-course-title a:hover {
  color: var(--color-primary-green) !important;
}

.ai-course-level {
  padding: 0.25rem 0.75rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ai-course-level.undergraduate {
  background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-green-light));
  color: white;
}

.ai-course-level.graduate {
  background: linear-gradient(135deg, var(--color-secondary-orange), var(--color-secondary-orange-light));
  color: white;
}

.ai-course-content {
  color: var(--color-dark-gray);
  line-height: 1.6;
  margin-top: auto;
}

/* Working Section */
.ai-working-section {
  background: white;
}

.ai-working-content {
  margin-bottom: 3rem;
}

.ai-working-text {
  padding-right: 2rem;
}

.ai-working-intro {
  margin-bottom: 3rem;
  padding: 2rem;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f1f3f4 100%);
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border-left: 4px solid var(--color-primary-green);
  transition: all 0.3s ease;
}

.ai-working-intro:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 138, 164, 0.15);
  border-left-color: var(--color-secondary-orange);
}

.ai-working-details {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.ai-download-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary-green) !important;
  font-weight: 600;
  text-decoration: none;
  padding: 0.5rem 1rem;
  background: var(--color-light-gray);
  border-radius: 6px;
  transition: all 0.3s ease;
}

.ai-download-link:hover {
  background: var(--color-primary-green);
  color: white !important;
  transform: translateX(3px);
}

.ai-download-link::after {
  content: '\f019';
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  font-size: 0.9rem;
}

.ai-research-areas-card {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--color-light-gray);
  height: 100%;
  transition: all 0.3s ease;
}

.ai-research-areas-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 138, 164, 0.15);
  border-color: var(--color-primary-green);
}

.ai-research-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 2rem;
}

.ai-research-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-green-light));
  color: white;
  border-radius: 50%;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  box-shadow: 0 4px 15px rgba(0, 138, 164, 0.2);
}

.ai-research-title {
  color: var(--color-purple-dark-bg) !important;
  margin: 0 !important;
}

.ai-research-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.ai-research-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.5rem 0;
  color: var(--color-dark-gray);
}

.ai-research-bullet {
  color: var(--color-primary-green);
  font-weight: 700;
  font-size: 1.2rem;
}

/* Reference Section */
.ai-reference-section {
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f1f3f4 100%);
  position: relative;
  overflow: hidden;
}

.ai-reference-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 80% 20%, rgba(0, 138, 164, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 20% 80%, rgba(252, 139, 42, 0.05) 0%, transparent 50%);
  z-index: 1;
}

.ai-reference-section .container {
  position: relative;
  z-index: 2;
}

.ai-reference-content {
  margin-bottom: 3rem;
}

.ai-reference-text {
  padding-right: 2rem;
}

.ai-reference-intro {
  margin-bottom: 3rem;
  padding: 2rem;
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border-left: 4px solid var(--color-secondary-orange);
  transition: all 0.3s ease;
}

.ai-reference-intro:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(252, 139, 42, 0.15);
  border-left-color: var(--color-primary-green);
}

.ai-reference-details {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.ai-criteria-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
}

.ai-criteria-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: var(--color-light-gray);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.ai-criteria-item:hover {
  background: rgba(0, 138, 164, 0.05);
  transform: translateX(5px);
}

.ai-criteria-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-green-light));
  color: white;
  border-radius: 50%;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.ai-requirements-card {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--color-light-gray);
  height: 100%;
  transition: all 0.3s ease;
}

.ai-requirements-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(252, 139, 42, 0.15);
  border-color: var(--color-secondary-orange);
}

.ai-requirements-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 2rem;
}

.ai-requirements-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-secondary-orange), var(--color-secondary-orange-light));
  color: white;
  border-radius: 50%;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  box-shadow: 0 4px 15px rgba(252, 139, 42, 0.2);
}

.ai-requirements-title {
  color: var(--color-purple-dark-bg) !important;
  margin-bottom: 0.5rem !important;
}

.ai-requirements-subtitle {
  color: var(--color-medium-gray) !important;
  margin: 0 !important;
  font-size: 0.9rem;
}

.ai-requirements-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.ai-requirement-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem;
  background: var(--color-light-gray);
  border-radius: 6px;
  transition: all 0.3s ease;
}

.ai-requirement-item:hover {
  background: rgba(252, 139, 42, 0.1);
  transform: translateX(3px);
}

.ai-requirement-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  color: var(--color-secondary-orange);
  font-size: 0.9rem;
  flex-shrink: 0;
}

/* Research Cards */
.ai-research-card {
  height: 100%;
  transition: all var(--transition-duration) ease;
  border: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  opacity: 0;
  transform: translateY(30px);
}

.ai-research-card .media-content {
  margin-top: 0.5rem;
}

.ai-research-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.ai-research-card .title {
  color: var(--color-purple-dark-bg);
}

/* Latest Publications Section */
.ai-latest-section {
  background: linear-gradient(135deg, var(--color-accent-purple-grey) 0%, var(--color-purple-dark-bg) 100%);
}

/* Team Member Cards */
.ai-team-card {
  transition: all var(--transition-duration) ease;
  height: 100%;
  opacity: 0;
  transform: translateY(30px);
}

.ai-team-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.ai-team-card .card-content {
  padding: 1.5rem;
}

.ai-team-card .title {
  margin-bottom: 0.5rem !important;
  line-height: 1.2;
}

.ai-team-card .subtitle {
  margin-top: 0.1rem !important;
  line-height: 1.3;
  font-size: 0.9rem;
}

.ai-team-avatar {
  width: 120px;
  height: 120px;
  min-width: 120px;
  min-height: 120px;
  max-width: 120px;
  max-height: 120px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
  border: 4px solid var(--color-primary-green-light);
  display: block;
  margin: 0 auto;
  background-color: var(--color-light-gray);
}

/* Ensure consistent sizing for team avatar containers */
.ai-team-card .image {
  width: 120px;
  height: 120px;
  margin: 0 auto;
}

.ai-team-avatar:not([src]),
.ai-team-avatar[src=""],
.ai-team-avatar[src*="user.png"] {
  background-image: url('data:image/svg+xml;charset=UTF-8,<svg xmlns="http://www.w3.org/2000/svg" width="120" height="120" viewBox="0 0 24 24" fill="%23008AA4"><path d="M12 12c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm0 2c-2.67 0-8 1.34-8 4v2h16v-2c0-2.66-5.33-4-8-4z"/></svg>');
  background-size: 50%;
  background-repeat: no-repeat;
  background-position: center;
}

.ai-team-role {
  background: linear-gradient(45deg, var(--color-primary-green), var(--color-primary-green-light));
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  display: inline-block;
  margin: 0;
  white-space: nowrap;
}

/* Team Leader Card - Special styling */
.ai-team-leader-card {
  transition: all var(--transition-duration) ease;
  height: 100%;
  border: 2px solid var(--color-primary-green);
  box-shadow: 0 8px 25px rgba(0, 138, 164, 0.15);
  opacity: 0;
  transform: translateY(30px);
}

.ai-team-leader-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 35px rgba(0, 138, 164, 0.25);
}

.ai-team-leader-card .card-content {
  padding: 2rem;
}

.ai-team-leader-card .title {
  margin-bottom: 0.5rem !important;
  line-height: 1.2;
  color: var(--color-purple-dark-bg);
}

.ai-team-leader-card .subtitle {
  margin-top: 0.1rem !important;
  line-height: 1.3;
  font-size: 1.1rem;
}

.ai-team-leader-avatar {
  width: 160px;
  height: 160px;
  min-width: 160px;
  min-height: 160px;
  max-width: 160px;
  max-height: 160px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
  border: 6px solid var(--color-primary-green);
  display: block;
  margin: 0 auto;
  background-color: var(--color-light-gray);
}

.ai-team-leader-role {
  background: linear-gradient(45deg, var(--color-secondary-orange), var(--color-secondary-orange-light));
  color: white;
  padding: 0.5rem 1.5rem;
  border-radius: 25px;
  font-size: 1rem;
  font-weight: 700;
  display: inline-block;
  margin: 0;
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Project Cards */
.ai-project-card {
  height: 100%;
  transition: all var(--transition-duration) ease;
  border-left: 4px solid var(--color-primary-green);
  opacity: 0;
  transform: translateY(30px);
}

.ai-project-card .title {
  margin-bottom: 0.1rem !important;
  line-height: 1.2;
  margin-top: 3rem !important;
}

.ai-project-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  border-left-color: var(--color-secondary-orange);
}

.ai-project-logo {
  height: 70px !important;
  width: auto !important;
  object-fit: contain;
  margin-top: 1rem !important;
}

.ai-project-status {
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  display: inline-block;
}

.ai-project-status.current {
  background-color: var(--color-success);
  color: white;
}

.ai-project-status.past {
  background-color: var(--color-medium-gray);
  color: white;
}

/* Publication Cards */
.ai-publication-card {
  border-left: 3px solid var(--color-accent-pink);
  transition: all var(--transition-duration) ease;
  opacity: 0;
  transform: translateY(30px);
}

.ai-publication-card:hover {
  border-left-color: var(--color-secondary-orange);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.ai-publication-card .title {
  line-height: 1.4 !important;
  margin-bottom: 1.3rem !important;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.ai-publication-card .subtitle {
  line-height: 1.5 !important;
  margin-bottom: 0.75rem !important;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.ai-publication-card .media-content {
  padding-right: 1rem;
}

.ai-publication-card .media-content > * {
  margin-bottom: 0.75rem;
}

.ai-publication-card .media-content > *:last-child {
  margin-bottom: 0;
}

.media-content .content {
  margin-top: -1.5rem;
}

.ai-publication-year {
  background: var(--color-purple-dark-bg);
  color: white !important;
  padding: 1rem;
  margin-bottom: 2rem;
  text-align: center;
  border-radius: 8px;
}

.ai-publication-year .title {
  color: white !important;
}

/* System Cards */
.ai-system-card {
  height: 100%;
  border-top: 4px solid var(--color-secondary-orange);
  transition: all var(--transition-duration) ease;
  opacity: 0;
  transform: translateY(30px);
}

.ai-system-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  border-top-color: var(--color-primary-green);
}

.ai-system-logo {
  height: 80px !important;
  width: auto !important;
  max-width: 200px !important;
  object-fit: contain;
  margin: 0 auto;
  display: block;
  background-color: transparent;
}

/* Ensure consistent sizing for system logo containers */
.ai-system-card .image {
  width: 200px;
  height: 80px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Tutorial/Workshop Cards */
.ai-tutorial-card {
  border: 2px solid var(--color-light-gray);
  transition: all var(--transition-duration) ease;
  opacity: 0;
  transform: translateY(30px);
}

.ai-tutorial-card:hover {
  border-color: var(--color-primary-green);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.ai-conference-badge {
  background: var(--color-accent-purple-grey);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 600;
}

/* Book Section */
.ai-book-cover {
  width: 100%;
  height: auto;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  border-radius: 8px;
}

.ai-book-hero strong {
  color: var(--color-primary-green-light) !important;
}

.ai-book-section {
  background: var(--color-light-gray);
}

/* Footer */
.ai-footer {
  background: linear-gradient(135deg, var(--color-purple-dark-bg) 0%, var(--color-accent-purple-grey) 100%);
  color: var(--color-white);
}

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

.ai-footer-links li {
  margin-bottom: 0.5rem;
}

.ai-footer-links a {
  transition: color var(--transition-duration) ease;
}

.ai-footer-links a:hover {
  color: var(--color-primary-green-light) !important;
}

.ai-footer-divider {
  background-color: rgba(255, 255, 255, 0.2);
  height: 1px;
  margin: 2rem 0 1rem 0;
}

.ai-footer-logo {
  height: 90px !important;
  opacity: 1;
}

.madgik-logo {
  height: 50px !important;
  opacity: 1;
  filter: invert(1);
}

.ai-footer-logos {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.ai-footer-logos a {
  display: inline-block;
  transition: transform var(--transition-duration) ease, opacity var(--transition-duration) ease;
}

.ai-footer-logos a:hover {
  transform: translateY(-2px);
  opacity: 0.8;
}

/* Social Media Buttons */
.ai-social-buttons {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.ai-social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50% !important;
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.1);
  transition: all var(--transition-duration) ease;
  text-decoration: none !important;
  font-size: 1.2rem;
  border: none;
  outline: none;
}

.ai-social-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  color: var(--color-white) !important;
  border-radius: 50% !important;
}

.ai-social-btn:focus,
.ai-social-btn:active,
.ai-social-btn:focus-visible {
  outline: none !important;
  border-radius: 50% !important;
  background: rgba(255, 255, 255, 0.1) !important;
  color: var(--color-white) !important;
  transform: none !important;
  box-shadow: none !important;
}

.ai-social-btn.github:hover {
  background: var(--color-purple-dark-bg);
  border-radius: 50% !important;
}

.ai-social-btn.linkedin:hover {
  background: var(--color-purple-dark-bg);
  border-radius: 50% !important;
}

.ai-social-btn.twitter:hover {
  background: var(--color-purple-dark-bg);
  border-radius: 50% !important;
}

/* Navbar social buttons - smaller and more subtle */
.navbar .ai-social-buttons {
  gap: 0.5rem;
  margin-left: 1rem;
}

.navbar .ai-social-btn {
  width: 35px;
  height: 35px;
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50% !important;
}

.navbar .ai-social-btn:focus,
.navbar .ai-social-btn:active,
.navbar .ai-social-btn:focus-visible {
  outline: none !important;
  border-radius: 50% !important;
  background: rgba(255, 255, 255, 0.05) !important;
  color: var(--color-white) !important;
  transform: none !important;
  box-shadow: none !important;
}

/* Navbar social button icon color transitions */
.navbar .ai-social-btn i {
  transition: color var(--transition-duration) ease;
}

.navbar .ai-social-btn.github:hover i {
  color: var(--color-primary-green-light);
}

.navbar .ai-social-btn.linkedin:hover i {
  color: var(--color-primary-green-light);
}

.navbar .ai-social-btn.twitter:hover i {
  color: var(--color-primary-green-light);
}

/* Footer social buttons */
.ai-footer .ai-social-buttons {
  justify-content: flex-start;
  margin-top: 4rem;
}

/* Teaching Page Tablet Responsive */
@media screen and (max-width: 1024px) and (min-width: 769px) {
  .ai-teaching-visual {
    height: 250px;
  }
  
  .ai-teaching-icon {
    width: 70px;
    height: 70px;
    font-size: 1.75rem;
  }
  
  .ai-working-text,
  .ai-reference-text {
    padding-right: 1rem;
  }
  
  .ai-course-card {
    margin-bottom: 2rem;
  }
}

/* Responsive adjustments */
@media screen and (max-width: 768px) {
  .ai-hero .hero-body {
    padding: 3rem 1.5rem;
  }
  
  .ai-hero .title.is-1 {
    font-size: 2.5rem;
  }
  
  .ai-hero .subtitle.is-3 {
    font-size: 1.5rem;
  }
  
  .ai-logo {
    max-height: 150px;
  }
  
  /* Professional Hero Responsive */
  .ai-hero-professional .hero-body {
    padding: 4rem 1.5rem 2rem 1.5rem;
    min-height: auto;
  }
  
  .ai-hero-professional {
    min-height: auto;
  }
  
  .ai-hero-content {
    padding-right: 0;
    text-align: center;
    margin-bottom: 3rem;
  }
  
  .ai-hero-title {
    font-size: 3rem !important;
  }
  
  .ai-hero-badge {
    margin-bottom: 1.5rem;
  }
  
  .ai-hero-highlights {
    margin-bottom: 2rem;
  }
  
  .ai-hero-actions {
    flex-direction: column;
    gap: 1rem;
    align-items: stretch;
  }
  
  .ai-hero-actions .button {
    width: 100%;
    justify-content: center;
  }
  
  .ai-hero-portrait {
    width: 220px;
    height: 220px;
  }
  
  .ai-image-decoration {
    display: none;
  }
  
  /* About Section Responsive */
  .ai-about-text {
    padding-right: 0;
    margin-bottom: 3rem;
  }
  
  .ai-about-highlights {
    padding-left: 0;
  }
  
  .ai-about-intro {
    padding: 1.5rem;
  }
  
  .ai-detail-section {
    padding: 1.25rem;
  }
  
  .ai-highlight-card {
    padding: 1.25rem;
  }
  
  .ai-affiliation-card {
    padding: 1.5rem;
    margin-bottom: 1.5rem;
  }
  
  .ai-affiliation-icon {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
  }

  
  .ai-team-avatar {
    width: 100px;
    height: 100px;
    min-width: 100px;
    min-height: 100px;
    max-width: 100px;
    max-height: 100px;
  }
  
  .ai-team-card .image {
    width: 100px;
    height: 100px;
  }
  
  .ai-team-leader-avatar {
    width: 120px;
    height: 120px;
    min-width: 120px;
    min-height: 120px;
    max-width: 120px;
    max-height: 120px;
    border: 4px solid var(--color-primary-green);
  }
  
  .ai-team-leader-card .card-content {
    padding: 1.5rem;
  }
  
  .ai-team-leader-role {
    font-size: 0.9rem;
    padding: 0.4rem 1rem;
  }
}

@media screen and (max-width: 480px) {
  .ai-hero-professional .hero-body {
    padding: 3rem 1rem 2rem 1rem;
  }
  
  .ai-hero-title {
    font-size: 2.5rem !important;
  }
  
  .ai-hero-badge {
    font-size: 0.8rem;
    padding: 0.6rem 1.2rem;
  }
  
  .ai-highlight-item {
    font-size: 0.9rem;
  }
  
  .ai-highlight-icon {
    width: 35px;
    height: 35px;
    font-size: 0.9rem;
  }
  
  .ai-hero-portrait {
    width: 180px;
    height: 180px;
  }
  
  .ai-image-decoration {
    display: none;
  }
  
  .ai-hero-actions .button {
    padding: 0.6rem 1.5rem !important;
    font-size: 0.9rem;
  }
  
  /* About Section Mobile */
  .ai-about-intro {
    padding: 1.25rem;
  }
  
  .ai-detail-section {
    padding: 1rem;
  }
  
  .ai-detail-title {
    font-size: 0.9rem !important;
  }
  
  .ai-detail-icon {
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
  }
  
  .ai-highlight-card {
    padding: 1rem;
  }
  
  .ai-highlight-number {
    font-size: 1.75rem;
  }
  
  .ai-highlight-label {
    font-size: 0.8rem;
  }
  
  .ai-affiliation-card {
    padding: 1.25rem;
  }
  
  .ai-affiliation-icon {
    width: 45px;
    height: 45px;
    font-size: 1.1rem;
    margin-bottom: 1rem;
  }
  
  .ai-affiliation-name {
    font-size: 1rem !important;
  }
  
  .ai-affiliation-badge {
    font-size: 0.75rem;
    padding: 0.4rem 0.8rem;
  }
  
  /* Teaching Page Mobile */
  .ai-teaching-icon-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
  
  .ai-teaching-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
  
  .ai-working-text {
    padding-right: 0;
    margin-bottom: 3rem;
  }
  
  .ai-reference-text {
    padding-right: 0;
    margin-bottom: 3rem;
  }
  
  .ai-working-intro,
  .ai-reference-intro {
    padding: 1.5rem;
  }
  
  .ai-course-card {
    padding: 1.5rem;
    margin-bottom: 1.5rem;
  }
  
  .ai-course-header {
    gap: 1rem;
  }
  
  .ai-course-icon {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
  
  .ai-research-areas-card,
  .ai-requirements-card {
    padding: 1.5rem;
    margin-bottom: 2rem;
  }
  
  .ai-research-icon,
  .ai-requirements-icon {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
  }
}

/* Utility classes */
.ai-section-title {
  color: var(--color-purple-dark-bg);
  margin-bottom: 2rem;
  position: relative;
  text-align: center;
}

.ai-section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(45deg, var(--color-primary-green), var(--color-secondary-orange));
  border-radius: 2px;
}

.ai-text-gradient {
  background: linear-gradient(45deg, var(--color-primary-green), var(--color-secondary-orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 4px 15px rgba(0, 138, 164, 0.3);
  }
  50% {
    box-shadow: 0 4px 20px rgba(0, 138, 164, 0.5);
  }
}

/* Cards that should animate */
.card:not(.ai-fade-in) {
  opacity: 0;
  transform: translateY(30px);
}

.ai-fade-in {
  animation: fadeInUp 1.2s ease-out forwards !important;
}

/* Scroll behavior */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

/* Focus styles for accessibility */
.button:focus,
.navbar-item:focus {
  outline: 2px solid var(--color-primary-green-light);
  outline-offset: 2px;
}

/* Tab functionality styles */
.tab-pane {
  display: none;
}

.tab-pane.is-active {
  display: block;
}

.tabs ul {
  border-bottom: 1px solid var(--color-medium-gray);
}

.tabs li a {
  color: var(--color-dark-gray) !important;
  border-color: transparent;
  transition: all var(--transition-duration) ease;
}

.tabs li.is-active a {
  color: var(--color-primary-green) !important;
  background-color: var(--color-light-gray);
  border-color: var(--color-medium-gray);
  border-bottom-color: var(--color-light-gray) !important;
}

.tabs li:hover a {
  background-color: var(--color-light-gray);
  color: var(--color-purple-dark-bg) !important;
}

.tabs li.is-active:hover a {
  background-color: var(--color-light-gray);
  color: var(--color-primary-green) !important;
}

/* Enhanced Tutorial Cards */
.ai-tutorial-card-enhanced {
  border: 2px solid var(--color-light-gray);
  transition: all var(--transition-duration) ease;
  margin-bottom: 2rem;
}

.ai-tutorial-card-enhanced:hover {
  border-color: var(--color-primary-green);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  transform: translateY(-2px);
}

.ai-tutorial-card-enhanced .card-content {
  padding: 2rem;
}

.ai-tutorial-card-enhanced .title {
  color: var(--color-purple-dark-bg);
  line-height: 1.3;
  margin-bottom: 1rem !important;
}

.ai-tutorial-card-enhanced .subtitle {
  color: var(--color-medium-gray);
  margin-bottom: 1.5rem !important;
  margin-top: -0.5rem !important;
}

.ai-tutorial-card-enhanced .content p {
  color: var(--color-dark-gray);
  line-height: 1.6;
  text-align: justify;
}

/* Tutorial Card Tabs */
.ai-tutorial-tabs {
  margin-bottom: 0 !important;
}

.ai-tutorial-tabs ul {
  border-bottom: 2px solid var(--color-light-gray);
  margin-bottom: 0;
}

.ai-tutorial-tabs li {
  margin-bottom: 0;
}

.ai-tutorial-tabs li a {
  color: var(--color-medium-gray) !important;
  border-color: transparent !important;
  transition: all var(--transition-duration) ease;
  padding: 0.75rem 1rem;
  font-weight: 500;
}

.ai-tutorial-tabs li a:hover {
  background-color: var(--color-light-gray);
  color: var(--color-purple-dark-bg) !important;
  border-color: var(--color-light-gray) !important;
}

.ai-tutorial-tabs li.is-active a {
  color: var(--color-primary-green) !important;
  background-color: var(--color-white);
  border-color: var(--color-primary-green) var(--color-primary-green) var(--color-white) var(--color-primary-green) !important;
  border-width: 2px !important;
  font-weight: 600;
}

.ai-tutorial-tabs li.is-active a:hover {
  background-color: var(--color-white);
  color: var(--color-primary-green) !important;
}

/* Tutorial Tab Content */
.ai-tutorial-tab-content {
  padding: 2rem 0 1rem 0;
  min-height: 300px;
}

.ai-tab-pane {
  display: none;
  animation: fadeInUp 0.4s ease-out;
}

.ai-tab-pane.is-active {
  display: block;
}

/* Overview Tab Styling */
.ai-tab-pane[data-content="overview"] .title.is-6 {
  color: var(--color-primary-green);
  margin-bottom: 0.75rem !important;
  border-bottom: 1px solid var(--color-light-gray);
  padding-bottom: 0.5rem;
}

.ai-tab-pane[data-content="overview"] .content {
  margin-bottom: 1.5rem;
}

/* Materials Tab Styling */
.ai-tab-pane[data-content="materials"] .subtitle.is-6 {
  color: var(--color-purple-dark-bg);
  margin-bottom: 1rem !important;
  font-weight: 600;
}

.ai-tab-pane[data-content="materials"] .button {
  margin-right: 0.5rem;
  margin-bottom: 0.5rem;
}

.ai-tab-pane[data-content="materials"] .tag {
  vertical-align: middle;
}

/* Presenters Tab Styling */
.ai-tutorial-card-enhanced .department {
  margin-top: -0.5rem !important;
}

.ai-tutorial-card-enhanced .presenter-bio {
  margin-top: -1rem !important;
  margin-bottom: 1.5rem !important;
}

.ai-tab-pane[data-content="presenters"] .box {
  background-color: var(--color-white);
  border: 1px solid var(--color-light-gray);
  border-radius: 8px;
  transition: all var(--transition-duration) ease;
}

.ai-tab-pane[data-content="presenters"] .box:hover {
  border-color: var(--color-primary-green);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.ai-tab-pane[data-content="presenters"] .title.is-6 {
  color: var(--color-purple-dark-bg);
  margin-bottom: 0.5rem !important;
}

.ai-tab-pane[data-content="presenters"] .subtitle.is-7 {
  color: var(--color-medium-gray);
  font-style: italic;
}

.ai-tab-pane[data-content="presenters"] .button.is-text {
  color: var(--color-primary-green) !important;
  text-decoration: none;
}

.ai-tab-pane[data-content="presenters"] .button.is-text:hover {
  background-color: var(--color-light-gray);
  color: var(--color-purple-dark-bg) !important;
}

/* Organizers Tab Styling (same as presenters) */
.ai-tab-pane[data-content="organizers"] .button.is-text {
  color: var(--color-primary-green) !important;
  text-decoration: none;
}

.ai-tab-pane[data-content="organizers"] .button.is-text:hover {
  background-color: var(--color-light-gray);
  color: var(--color-purple-dark-bg) !important;
}

/* Enhanced conference badge */
.ai-tutorial-card-enhanced .ai-conference-badge {
  background: linear-gradient(45deg, var(--color-accent-purple-grey), var(--color-purple-dark-bg));
  color: white;
  padding: 0.4rem 1rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

/* Type tag styling */
.ai-tutorial-card-enhanced .tag.is-info.is-light {
  background-color: rgba(1, 216, 221, 0.1);
  color: var(--color-primary-green);
  font-weight: 600;
}

/* Responsive adjustments for tutorial cards */
@media screen and (max-width: 768px) {
  .ai-tutorial-card-enhanced .card-content {
    padding: 1.5rem;
  }
  
  .ai-tutorial-tabs li a {
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
  }
  
  .ai-tutorial-tab-content {
    padding: 1.5rem 0 1rem 0;
    min-height: 250px;
  }
  
  .ai-tab-pane[data-content="presenters"] .box {
    margin-bottom: 1rem;
  }
  
  .ai-tab-pane[data-content="materials"] .button {
    width: 100%;
    margin-bottom: 0.75rem;
    justify-content: flex-start;
  }
}

@media screen and (max-width: 480px) {
  .ai-tutorial-tabs li a .icon {
    display: none;
  }
  
  .ai-tutorial-tabs li a {
    padding: 0.5rem;
    font-size: 0.85rem;
  }
}

/* Scroll to Top Button */
.scroll-to-top-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  border: none;
  background: linear-gradient(135deg, var(--color-primary-green), var(--color-primary-green-light));
  color: white;
  border-radius: 50%;
  box-shadow: 0 4px 15px rgba(0, 138, 164, 0.3);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-duration) ease;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.scroll-to-top-btn:hover {
  background: linear-gradient(135deg, var(--color-primary-green-light), var(--color-secondary-orange));
  transform: translateY(0) scale(1.1);
  box-shadow: 0 6px 20px rgba(0, 138, 164, 0.4);
  color: white;
}

.scroll-to-top-btn:focus {
  outline: 2px solid var(--color-primary-green-light);
  outline-offset: 2px;
}

.scroll-to-top-btn.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-to-top-btn .icon {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Responsive adjustments for scroll button */
@media screen and (max-width: 768px) {
  .scroll-to-top-btn {
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    font-size: 1.1rem;
  }
}

@media screen and (max-width: 480px) {
  .scroll-to-top-btn {
    bottom: 15px;
    right: 15px;
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}

/* Print styles */
@media print {
  .navbar,
  .ai-footer,
  .scroll-to-top-btn {
    display: none;
  }
  
  .ai-hero {
    background: none !important;
    color: black !important;
  }
}

/* DBLP and Google Scholar Button Hover Effects */
.ai-hero .button.is-outlined.is-white:hover {
  background-color: var(--color-primary-green-light) !important;
  border-color: var(--color-primary-green-light) !important;
  color: var(--color-purple-dark-bg) !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(1, 216, 221, 0.3);
  transition: all 0.3s ease;
}

/* Contact Card Styling */
.ai-contact-card {
  max-width: 650px;
  margin: 0 auto;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all var(--transition-duration) ease;
  border: 1px solid var(--color-light-gray);
}

.ai-contact-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 138, 164, 0.2), 0 4px 15px rgba(252, 139, 42, 0.15);
}

.ai-contact-card .card-content {
  padding: 3rem;
}

/* Contact Header */
.ai-contact-header {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid var(--color-light-gray);
}

.ai-contact-avatar {
  flex-shrink: 0;
}

.ai-contact-avatar img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--color-primary-green);
  box-shadow: 0 4px 15px rgba(0, 138, 164, 0.2);
}

.ai-contact-info {
  flex: 1;
}

.ai-contact-info .title {
  color: var(--color-purple-dark-bg);
  margin-bottom: 0.5rem !important;
  line-height: 1.2;
}

.ai-contact-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary-green);
  margin-bottom: 0.75rem;
}

.ai-contact-department {
  color: var(--color-medium-gray);
  line-height: 1.4;
  font-size: 1rem;
}

/* Contact Details */
.ai-contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.ai-contact-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1rem;
  align-items: start;
}

.ai-contact-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--color-purple-dark-bg);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ai-contact-label i {
  color: var(--color-primary-green);
  width: 16px;
  text-align: center;
}

.ai-contact-value {
  color: var(--color-dark-gray);
  line-height: 1.5;
}

.ai-contact-value a {
  color: var(--color-primary-green);
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 500;
}

.ai-contact-value a:hover {
  color: var(--color-secondary-orange);
  text-decoration: underline;
}

/* Social Links */
.ai-contact-social {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.ai-social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50% !important;
  background: var(--color-light-gray);
  color: var(--color-medium-gray);
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 1.1rem;
  border: none;
  outline: none;
}

.ai-social-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border-radius: 50% !important;
}

.ai-social-link:focus,
.ai-social-link:active,
.ai-social-link:focus-visible {
  outline: none !important;
  border-radius: 50% !important;
  background: var(--color-light-gray) !important;
  color: var(--color-medium-gray) !important;
  transform: none !important;
  box-shadow: none !important;
}

.ai-social-link.linkedin:hover {
  background: #0077b5;
  color: white;
  border-radius: 50% !important;
}

.ai-social-link.twitter:hover {
  background: #1da1f2;
  color: white;
  border-radius: 50% !important;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
  .ai-contact-card .card-content {
    padding: 2rem;
  }
  
  .ai-contact-header {
    flex-direction: column;
    text-align: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
  }
  
  .ai-contact-avatar img {
    width: 100px;
    height: 100px;
  }
  
  .ai-contact-item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  
  .ai-contact-label {
    justify-self: start;
  }
  
  .ai-contact-details {
    gap: 1.25rem;
  }
}

@media screen and (max-width: 480px) {
  .ai-contact-card .card-content {
    padding: 1.5rem;
  }
  
  .ai-contact-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
  }
  
  .ai-contact-avatar img {
    width: 80px;
    height: 80px;
    border-width: 3px;
  }
  
  .ai-contact-info .title {
    font-size: 1.75rem;
  }
  
  .ai-contact-title {
    font-size: 1.1rem;
  }
  
  .ai-contact-department {
    font-size: 0.9rem;
  }
}