:root {
  /* Primary Colors */
  --primary-100: #f0f7ff;
  --primary-200: #d9e9ff;
  --primary-300: #a6c8ff;
  --primary-400: #78a9ff;
  --primary-500: #4589ff;
  --primary-600: #0f62fe;
  --primary-700: #0043ce;
  --primary-800: #002d9c;
  
  /* Neutral Colors */
  --neutral-100: #f8f9fa;
  --neutral-200: #e9ecef;
  --neutral-300: #dee2e6;
  --neutral-400: #ced4da;
  --neutral-500: #adb5bd;
  --neutral-600: #6c757d;
  --neutral-700: #495057;
  --neutral-800: #343a40;
  --neutral-900: #212529;
  
  /* Accent Colors */
  --accent-green: #36b37e;
  --accent-yellow: #ffab00;
  --accent-red: #ff5630;
  --accent-purple: #6554c0;
  
  /* Glassmorphism */
  --glass-background: rgba(255, 255, 255, 0.15);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: rgba(0, 0, 0, 0.1);
  --glass-blur: 15px;
  
  /* Typography */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 3rem;
  --space-xl: 4rem;
  --space-xxl: 6rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.4s ease;
  --transition-slow: 0.6s cubic-bezier(0.33, 1, 0.68, 1);
  
  /* Z-index */
  --z-header: 100;
  --z-modal: 200;
  --z-tooltip: 300;
  --z-toast: 400;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--neutral-800);
  background-color: var(--neutral-100);
  overflow-x: hidden;
}

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

h1 {
  font-size: 3.5rem;
  margin-bottom: var(--space-md);
}

h2 {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

h3 {
  font-size: 1.8rem;
  margin-bottom: var(--space-sm);
}

h4 {
  font-size: 1.5rem;
}

h5 {
  font-size: 1.25rem;
}

h6 {
  font-size: 1rem;
}

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

a {
  color: var(--primary-600);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-700);
  text-decoration: underline;
}

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

ul, ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-md);
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Button Styles */
.btn, 
button, 
input[type="submit"] {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.4;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  transition: all var(--transition-normal);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn:hover, 
button:hover, 
input[type="submit"]:hover {
  transform: translateY(-2px);
  box-shadow: 0 7px 14px rgba(0, 0, 0, 0.1);
  text-decoration: none;
}

.btn:active, 
button:active, 
input[type="submit"]:active {
  transform: translateY(1px);
  box-shadow: 0 3px 4px rgba(0, 0, 0, 0.1);
}

.btn.primary, 
button.primary, 
input[type="submit"].primary {
  background-color: var(--primary-600);
  color: white;
}

.btn.primary:hover, 
button.primary:hover, 
input[type="submit"].primary:hover {
  background-color: var(--primary-700);
}

.btn.secondary, 
button.secondary, 
input[type="submit"].secondary {
  background-color: transparent;
  color: var(--primary-600);
  border: 2px solid var(--primary-600);
}

.btn.secondary:hover, 
button.secondary:hover, 
input[type="submit"].secondary:hover {
  background-color: var(--primary-100);
  color: var(--primary-700);
  border-color: var(--primary-700);
}

.btn-group {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: var(--space-md);
}

/* Header Styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-header);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 30px var(--glass-shadow);
  transition: all var(--transition-normal);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) 0;
  height: 80px;
}

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

.logo img {
  height: 60px;
  width: auto;
}

.desktop-nav ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-md);
}

.desktop-nav a {
  color: var(--neutral-800);
  font-weight: 500;
  transition: color var(--transition-fast);
  text-decoration: none;
  position: relative;
}

.desktop-nav a:after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--primary-600);
  transition: width var(--transition-normal);
}

.desktop-nav a:hover {
  color: var(--primary-600);
  text-decoration: none;
}

.desktop-nav a:hover:after {
  width: 100%;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
}

.mobile-menu-toggle span {
  display: block;
  height: 3px;
  width: 100%;
  background-color: var(--neutral-800);
  transition: all var(--transition-normal);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 80px;
  left: 0;
  width: 100%;
  height: calc(100vh - 80px);
  background-color: white;
  padding: var(--space-md);
  transform: translateY(-100%);
  transition: transform var(--transition-normal);
  z-index: 99;
}

.mobile-menu ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mobile-menu li {
  margin-bottom: var(--space-md);
}

.mobile-menu a {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--neutral-800);
  text-decoration: none;
  transition: color var(--transition-fast);
  display: block;
  padding: var(--space-sm) 0;
}

.mobile-menu a:hover {
  color: var(--primary-600);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  padding: var(--space-xxl) 0;
  margin-top: 80px;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.hero h1,
.hero h2,
.hero p {
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
  font-size: 1.25rem;
  max-width: 700px;
  margin: 0 auto var(--space-lg);
}

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

/* History Section */
.history-section {
  padding: var(--space-xxl) 0;
  background-color: var(--neutral-100);
}

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

.section-title:after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-500), var(--primary-700));
  margin: var(--space-sm) auto 0;
  border-radius: var(--radius-full);
}

.history-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.history-text p:last-child {
  margin-bottom: 0;
}

.timeline-item {
  display: flex;
  margin-bottom: var(--space-md);
  position: relative;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-item:before {
  content: '';
  position: absolute;
  left: 30px;
  top: 40px;
  bottom: -40px;
  width: 2px;
  background-color: var(--primary-300);
}

.timeline-item:last-child:before {
  display: none;
}

.timeline-year {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  margin-right: var(--space-md);
  z-index: 1;
}

.timeline-content {
  background-color: white;
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  flex: 1;
}

.timeline-content h3 {
  margin-bottom: var(--space-xs);
  color: var(--primary-700);
}

.timeline-content p {
  margin: 0;
}

.history-gallery {
  margin-top: var(--space-xl);
}

.history-gallery h3 {
  text-align: center;
  margin-bottom: var(--space-lg);
}

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

.gallery-item {
  background-color: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.gallery-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.gallery-item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.gallery-item p {
  padding: var(--space-sm);
  margin: 0;
  text-align: center;
}

/* Research Section */
.research-section {
  padding: var(--space-xxl) 0;
  background-color: white;
}

.research-intro {
  max-width: 800px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--space-lg);
}

.research-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 32px var(--glass-shadow);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.research-card:hover {
  transform: translateY(-5px);
}

.card-image {
  width: 100%;
  height: 300px;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.research-card:hover .card-image img {
  transform: scale(1.05);
}

.card-content {
  padding: var(--space-lg);
  flex: 1;
  width: 100%;
}

.card-content h3 {
  color: var(--primary-700);
  margin-bottom: var(--space-sm);
}

.progress-container {
  margin-top: var(--space-md);
}

.progress-container label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 500;
}

.progress-bar {
  height: 8px;
  background-color: var(--neutral-200);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: var(--space-xs);
}

.progress {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-500), var(--primary-700));
  border-radius: var(--radius-full);
  transition: width 1.5s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* Behind the Scenes Section */
.behind-scenes-section {
  padding: var(--space-xxl) 0;
  background-color: var(--neutral-100);
}

.behind-scenes-content {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
  align-items: center;
}

.behind-scenes-text p:last-child {
  margin-bottom: 0;
}

.behind-scenes-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 32px var(--glass-shadow);
}

.behind-scenes-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-slow);
}

.behind-scenes-image:hover img {
  transform: scale(1.03);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
}

.step {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  text-align: center;
  box-shadow: 0 4px 20px var(--glass-shadow);
  transition: transform var(--transition-normal);
}

.step:hover {
  transform: translateY(-5px);
}

.step-number {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  margin: 0 auto var(--space-sm);
}

.step h3 {
  margin-bottom: var(--space-xs);
  color: var(--primary-700);
}

.step p {
  margin: 0;
  font-size: 0.9rem;
}

/* Projects Section */
.projects-section {
  padding: var(--space-xxl) 0;
  background-color: white;
}

.section-intro {
  max-width: 800px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--space-lg);
}

.project-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 32px var(--glass-shadow);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.project-card:hover {
  transform: translateY(-5px);
}

.project-stats {
  display: flex;
  justify-content: space-around;
  margin-top: var(--space-md);
  text-align: center;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-700);
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--neutral-600);
}

/* Resources Section */
.resources-section {
  padding: var(--space-xxl) 0;
  background-color: var(--neutral-100);
}

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

.resource-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: 0 8px 32px var(--glass-shadow);
  transition: transform var(--transition-normal);
}

.resource-card:hover {
  transform: translateY(-5px);
}

.resource-card h3 {
  color: var(--primary-700);
  margin-bottom: var(--space-md);
  text-align: center;
}

.resource-card ul {
  padding-left: var(--space-md);
}

.resource-card li {
  margin-bottom: var(--space-sm);
}

.resource-card a {
  display: inline-block;
  transition: all var(--transition-fast);
  position: relative;
}

.resource-card a:hover {
  color: var(--primary-700);
  transform: translateX(5px);
}

/* Instructors Section */
.instructors-section {
  padding: var(--space-xxl) 0;
  background-color: white;
}

.instructors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--space-lg);
}

.instructor-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 32px var(--glass-shadow);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.instructor-card:hover {
  transform: translateY(-5px);
}

.instructor-image {
  width: 100%;
  height: 300px;
  overflow: hidden;
}

.instructor-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.instructor-card:hover .instructor-image img {
  transform: scale(1.05);
}

.instructor-info {
  padding: var(--space-lg);
  text-align: center;
  flex: 1;
  width: 100%;
}

.instructor-title {
  color: var(--primary-600);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

.instructor-specialties {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  justify-content: center;
  margin-top: var(--space-md);
}

.instructor-specialties span {
  background-color: var(--primary-100);
  color: var(--primary-700);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
}

/* Awards Section */
.awards-section {
  padding: var(--space-xxl) 0;
  background-color: var(--neutral-100);
}

.awards-intro {
  max-width: 800px;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

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

.award-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 32px var(--glass-shadow);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.award-card:hover {
  transform: translateY(-5px);
}

.award-image {
  width: 100%;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
}

.award-image img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.award-info {
  padding: var(--space-lg);
  text-align: center;
  flex: 1;
  width: 100%;
}

.award-info h3 {
  color: var(--primary-700);
  margin-bottom: var(--space-sm);
}

.award-date {
  display: inline-block;
  background-color: var(--primary-100);
  color: var(--primary-700);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  margin-top: var(--space-sm);
}

/* FAQ Section */
.faq-section {
  padding: var(--space-xxl) 0;
  background-color: white;
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: var(--space-md);
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--neutral-100);
  transition: all var(--transition-normal);
}

.faq-item:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
}

.faq-question {
  padding: var(--space-md);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: white;
}

.faq-question h3 {
  margin: 0;
  font-size: 1.2rem;
  flex: 1;
}

.faq-toggle {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-600);
  transition: transform var(--transition-normal);
}

.faq-item.active .faq-toggle {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 var(--space-md);
  max-height: 0;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.faq-item.active .faq-answer {
  padding: var(--space-md);
  max-height: 500px;
}

/* Contact Section */
.contact-section {
  padding: var(--space-xxl) 0;
  background-color: var(--neutral-100);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-info h3 {
  margin-bottom: var(--space-md);
  color: var(--primary-700);
}

.contact-details {
  margin: var(--space-lg) 0;
}

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

.contact-item i {
  margin-right: var(--space-md);
  font-size: 1.5rem;
  color: var(--primary-600);
}

.contact-item p {
  margin: 0;
}

.contact-hours h4 {
  margin-bottom: var(--space-xs);
  color: var(--primary-700);
}

.contact-form-container {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: 0 8px 32px var(--glass-shadow);
}

.contact-form-container h3 {
  margin-bottom: var(--space-md);
  text-align: center;
  color: var(--primary-700);
}

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

.form-group label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px var(--primary-200);
}

.form-checkbox {
  display: flex;
  align-items: center;
}

.form-checkbox input {
  width: auto;
  margin-right: var(--space-sm);
}

.form-checkbox label {
  margin: 0;
}

/* Footer */
.footer {
  background-color: var(--neutral-900);
  color: white;
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-logo img {
  margin-bottom: var(--space-md);
}

.footer-logo p {
  color: var(--neutral-400);
  margin: 0;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.footer-column h3 {
  color: white;
  margin-bottom: var(--space-md);
  position: relative;
}

.footer-column h3:after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background-color: var(--primary-500);
  margin-top: var(--space-xs);
  border-radius: var(--radius-full);
}

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

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

.footer-column a {
  color: var(--neutral-400);
  transition: color var(--transition-fast);
}

.footer-column a:hover {
  color: white;
  text-decoration: none;
}

.social-links a {
  display: flex;
  align-items: center;
}

.social-links a:before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 20px;
  margin-right: var(--space-sm);
  background-size: contain;
  background-repeat: no-repeat;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.social-links a:hover:before {
  opacity: 1;
}

.social-links li:nth-child(1) a:before {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M18 2h-3a5 5 0 0 0-5 5v3H7v4h3v8h4v-8h3l1-4h-4V7a1 1 0 0 1 1-1h3z"></path></svg>');
}

.social-links li:nth-child(2) a:before {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M23 3a10.9 10.9 0 0 1-3.14 1.53 4.48 4.48 0 0 0-7.86 3v1A10.66 10.66 0 0 1 3 4s-4 9 5 13a11.64 11.64 0 0 1-7 2c9 5 20 0 20-11.5a4.5 4.5 0 0 0-.08-.83A7.72 7.72 0 0 0 23 3z"></path></svg>');
}

.social-links li:nth-child(3) a:before {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="2" y="2" width="20" height="20" rx="5" ry="5"></rect><path d="M16 11.37A4 4 0 1 1 12.63 8 4 4 0 0 1 16 11.37z"></path><line x1="17.5" y1="6.5" x2="17.51" y2="6.5"></line></svg>');
}

.social-links li:nth-child(4) a:before {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M16 8a6 6 0 0 1 6 6v7h-4v-7a2 2 0 0 0-2-2 2 2 0 0 0-2 2v7h-4v-7a6 6 0 0 1 6-6z"></path><rect x="2" y="9" width="4" height="12"></rect><circle cx="4" cy="4" r="2"></circle></svg>');
}

.social-links li:nth-child(5) a:before {
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="white" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M22.54 6.42a2.78 2.78 0 0 0-1.94-2C18.88 4 12 4 12 4s-6.88 0-8.6.46a2.78 2.78 0 0 0-1.94 2A29 29 0 0 0 1 11.75a29 29 0 0 0 .46 5.33A2.78 2.78 0 0 0 3.4 19c1.72.46 8.6.46 8.6.46s6.88 0 8.6-.46a2.78 2.78 0 0 0 1.94-2 29 29 0 0 0 .46-5.25 29 29 0 0 0-.46-5.33z"></path><polygon points="9.75 15.02 15.5 11.75 9.75 8.48 9.75 15.02"></polygon></svg>');
}

.footer-bottom {
  border-top: 1px solid var(--neutral-800);
  padding-top: var(--space-md);
  text-align: center;
}

.footer-bottom p {
  color: var(--neutral-500);
  margin: 0;
}

/* Success Page */
.success-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
  padding: var(--space-xl) var(--space-md);
}

.success-container {
  max-width: 600px;
  margin: 0 auto;
}

.success-icon {
  width: 100px;
  height: 100px;
  background-color: var(--accent-green);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
}

.success-icon svg {
  width: 50px;
  height: 50px;
  color: white;
}

.success-page h1 {
  margin-bottom: var(--space-md);
  color: var(--primary-700);
}

.success-page p {
  margin-bottom: var(--space-lg);
}

/* About, Privacy, Terms Pages */
.page-content {
  padding: 100px 0 var(--space-xxl);
}

.page-container {
  max-width: 800px;
  margin: 0 auto;
}

.page-title {
  margin-bottom: var(--space-xl);
  color: var(--primary-700);
}

.page-section {
  margin-bottom: var(--space-xl);
}

.page-section:last-child {
  margin-bottom: 0;
}

.page-section h2 {
  margin-bottom: var(--space-md);
  color: var(--primary-700);
}

/* Animation Classes */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.scale-in {
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* Cookie Consent */
#cookie-consent {
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  border-top: 1px solid var(--glass-border);
  border-left: 1px solid var(--glass-border);
  border-right: 1px solid var(--glass-border);
}

#accept-cookies {
  transition: all var(--transition-normal);
}

#accept-cookies:hover {
  background-color: #3d8b40;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Read More Links */
.read-more {
  display: inline-flex;
  align-items: center;
  color: var(--primary-600);
  font-weight: 600;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.read-more:after {
  content: '→';
  margin-left: var(--space-xs);
  transition: transform var(--transition-fast);
}

.read-more:hover {
  color: var(--primary-700);
  text-decoration: none;
}

.read-more:hover:after {
  transform: translateX(5px);
}

/* Media Queries */
@media screen and (max-width: 1024px) {
  html {
    font-size: 14px;
  }
  
  .history-content,
  .behind-scenes-content,
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (max-width: 768px) {
  .desktop-nav {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .mobile-menu.active {
    transform: translateY(0);
    display: block;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .hero {
    min-height: 60vh;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: var(--space-sm);
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  .research-grid,
  .projects-grid,
  .instructors-grid,
  .awards-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
  }
  
  .process-steps {
    grid-template-columns: 1fr;
  }
}

@media screen and (max-width: 480px) {
  html {
    font-size: 12px;
  }
  
  .container {
    padding: 0 var(--space-sm);
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .timeline-item {
    flex-direction: column;
  }
  
  .timeline-year {
    margin-bottom: var(--space-sm);
  }
  
  .timeline-item:before {
    left: 30px;
    top: 60px;
  }
}

/* Animation and Special Effects */
@keyframes gradientFlow {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.gradient-text {
  background: linear-gradient(90deg, var(--primary-500), var(--primary-700), var(--accent-purple), var(--primary-500));
  background-size: 300% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientFlow 8s ease infinite;
}

.glass-card {
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
}

.parallax-bg {
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--neutral-200);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-300);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-500);
}