/* Variables */
:root {
  /* Main colors - complementary scheme */
  --primary-color: #3a6ea5;
  --primary-dark: #2a5080;
  --primary-light: #4a84c5;
  --secondary-color: #e3a430;
  --secondary-dark: #c58a20;
  --secondary-light: #ffc34a;
  
  /* Neutral colors */
  --dark: #1a1a1a;
  --dark-gray: #333333;
  --medium-gray: #666666;
  --light-gray: #e0e0e0;
  --white: #ffffff;
  
  /* Text colors */
  --text-dark: #222222;
  --text-medium: #444444;
  --text-light: #ffffff;
  
  /* Background colors */
  --bg-light: #f8f9fa;
  --bg-medium: #e9ecef;
  --bg-dark: #343a40;
  
  /* UI elements */
  --success: #28a745;
  --warning: #ffc107;
  --danger: #dc3545;
  --info: #17a2b8;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
  
  /* Typography */
  --heading-font: 'Space Grotesk', sans-serif;
  --body-font: 'DM Sans', sans-serif;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 5rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-circle: 50%;
  
  /* Container widths */
  --container-sm: 540px;
  --container-md: 720px;
  --container-lg: 960px;
  --container-xl: 1140px;
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--body-font);
  color: var(--text-medium);
  line-height: 1.6;
  background-color: var(--bg-light);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading-font);
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: var(--space-md);
  line-height: 1.3;
}

h1 {
  font-size: 3rem;
  letter-spacing: -0.5px;
}

h2 {
  font-size: 2.5rem;
  letter-spacing: -0.3px;
}

h3 {
  font-size: 2rem;
  letter-spacing: -0.2px;
}

h4 {
  font-size: 1.5rem;
}

h5 {
  font-size: 1.25rem;
}

h6 {
  font-size: 1rem;
}

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

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

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

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

ul {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  padding-right: var(--space-lg);
  padding-left: var(--space-lg);
  margin-right: auto;
  margin-left: auto;
  max-width: var(--container-xl);
}

/* Sections */
section {
  padding: var(--space-xl) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-xl);
  position: relative;
  z-index: 1;
}

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background-color: var(--secondary-color);
  margin: var(--space-sm) auto 0;
}

/* Buttons */
.btn, 
button:not(.close-modal),
input[type="submit"] {
  display: inline-block;
  font-weight: 500;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  user-select: none;
  border: 2px solid transparent;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  line-height: 1.5;
  border-radius: var(--radius-md);
  transition: all var(--transition-medium);
  cursor: pointer;
  font-family: var(--body-font);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn:focus, 
button:focus, 
input[type="submit"]:focus {
  outline: none;
  box-shadow: 0 0 0 0.2rem rgba(58, 110, 165, 0.25);
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background-color: var(--secondary-dark);
  border-color: var(--secondary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

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

/* Read more links */
.read-more, .download-link, .resource-link {
  display: inline-flex;
  align-items: center;
  color: var(--secondary-color);
  font-weight: 500;
  transition: all var(--transition-fast);
  position: relative;
}

.read-more::after, .download-link::after, .resource-link::after {
  content: '→';
  margin-left: var(--space-sm);
  transition: transform var(--transition-fast);
}

.read-more:hover, .download-link:hover, .resource-link:hover {
  color: var(--secondary-dark);
}

.read-more:hover::after, .download-link:hover::after, .resource-link:hover::after {
  transform: translateX(4px);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
  transition: background-color var(--transition-medium);
}

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

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

.desktop-nav ul {
  display: flex;
  gap: var(--space-lg);
}

.desktop-nav li a {
  color: var(--text-medium);
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

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

.desktop-nav li a:hover {
  color: var(--primary-color);
}

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

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  cursor: pointer;
}

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

.mobile-menu-toggle.active span:nth-child(1) {
  transform: translateY(8.5px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: translateY(-8.5px) rotate(-45deg);
}

.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: var(--white);
  box-shadow: var(--shadow-md);
  padding: var(--space-md);
  transform: translateY(-10px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-medium);
}

.mobile-nav.active {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.mobile-nav li a {
  display: block;
  padding: var(--space-sm) 0;
  color: var(--text-dark);
  font-weight: 500;
}

/* Hero Section */
.hero-section {
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--white);
  padding: 0;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(26, 26, 26, 0.8) 0%, rgba(26, 26, 26, 0.5) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 150px 0 100px;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-content h1, .hero-content h2 {
  color: var(--white);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

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

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

/* Particles Animation */
.particles-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  overflow: hidden;
}

.particle {
  position: absolute;
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-circle);
  pointer-events: none;
  animation: float 10s infinite linear;
}

@keyframes float {
  0% {
    transform: translateY(0) translateX(0) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 0.8;
  }
  90% {
    opacity: 0.8;
  }
  100% {
    transform: translateY(-100px) translateX(100px) rotate(360deg);
    opacity: 0;
  }
}

/* About Section */
.about-section {
  background-color: var(--white);
}

.about-content {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
  align-items: center;
  margin-bottom: var(--space-xl);
}

.about-text {
  flex: 1;
  min-width: 300px;
}

.about-image {
  flex: 1;
  min-width: 300px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.about-values {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: center;
  margin-top: var(--space-xl);
}

.value-card {
  flex: 1;
  min-width: 250px;
  max-width: 350px;
  background-color: var(--bg-light);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  text-align: center;
}

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

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

/* Research Section */
.research-section {
  background-color: var(--bg-light);
}

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

.research-timeline {
  max-width: 800px;
  margin: 0 auto var(--space-xl);
  position: relative;
}

.research-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 120px;
  width: 2px;
  background-color: var(--primary-light);
}

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

.timeline-date {
  width: 100px;
  font-family: var(--heading-font);
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--primary-color);
  margin-right: var(--space-xl);
  text-align: right;
  position: relative;
}

.timeline-date::after {
  content: '';
  position: absolute;
  top: 8px;
  right: -30px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--primary-light);
  border: 3px solid var(--white);
  z-index: 1;
}

.timeline-content {
  flex: 1;
  background-color: var(--white);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium);
}

.timeline-content:hover {
  transform: translateX(5px);
  box-shadow: var(--shadow-md);
}

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

.research-publications {
  margin-top: var(--space-xl);
}

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

.publications-carousel {
  display: flex;
  gap: var(--space-lg);
  overflow-x: hidden;
  margin-bottom: var(--space-md);
}

.publication-card {
  flex: 0 0 calc(33.333% - var(--space-lg));
  min-width: 250px;
  background-color: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

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

.publication-card h4 {
  padding: var(--space-md) var(--space-md) var(--space-sm);
  margin-bottom: 0;
  color: var(--primary-color);
  text-align: center;
}

.publication-card p {
  padding: 0 var(--space-md) var(--space-md);
  margin-bottom: var(--space-md);
  text-align: center;
  flex-grow: 1;
}

.carousel-controls {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.prev-btn, .next-btn {
  background-color: transparent;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.prev-btn:hover, .next-btn:hover {
  background-color: var(--primary-color);
  color: var(--white);
}

/* Community Section */
.community-section {
  background-color: var(--white);
}

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

.community-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: center;
  margin-bottom: var(--space-xl);
}

.feature-card {
  flex: 1;
  min-width: 300px;
  max-width: 400px;
  background-color: var(--bg-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

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

.feature-card h3 {
  padding: var(--space-md) var(--space-md) var(--space-sm);
  margin-bottom: 0;
  color: var(--primary-color);
  text-align: center;
}

.feature-card p {
  padding: 0 var(--space-md) var(--space-md);
  text-align: center;
}

.community-testimonials {
  margin-top: var(--space-xl);
}

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

.testimonials-carousel {
  display: flex;
  gap: var(--space-lg);
  overflow-x: hidden;
  margin-bottom: var(--space-md);
}

.testimonial-card {
  flex: 0 0 calc(33.333% - var(--space-lg));
  min-width: 300px;
  background-color: var(--bg-light);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.testimonial-content {
  text-align: center;
}

.testimonial-card img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto var(--space-md);
  border: 4px solid var(--white);
  box-shadow: var(--shadow-sm);
}

.testimonial-card h4 {
  color: var(--primary-color);
  margin-bottom: var(--space-xs);
  text-align: center;
}

.testimonial-role {
  color: var(--medium-gray);
  font-style: italic;
  margin-bottom: var(--space-md);
  text-align: center;
}

.testimonial-quote {
  font-style: italic;
  margin-bottom: var(--space-md);
  position: relative;
  padding: 0 var(--space-md);
}

.testimonial-quote::before,
.testimonial-quote::after {
  content: '"';
  font-size: 2rem;
  color: var(--light-gray);
  position: absolute;
}

.testimonial-quote::before {
  top: -10px;
  left: 0;
}

.testimonial-quote::after {
  bottom: -30px;
  right: 0;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Resources Section */
.resources-section {
  background-color: var(--bg-light);
}

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

.resources-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: center;
}

.resource-card {
  flex: 1;
  min-width: 250px;
  max-width: 300px;
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

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

.resource-card p {
  margin-bottom: var(--space-md);
  flex-grow: 1;
}

/* Team Section */
.team-section {
  background-color: var(--white);
}

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

.team-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: center;
}

.team-card {
  flex: 1;
  min-width: 250px;
  max-width: 300px;
  background-color: var(--bg-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

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

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

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

.card-content {
  padding: var(--space-lg);
  text-align: center;
}

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

.team-role {
  color: var(--medium-gray);
  font-style: italic;
  margin-bottom: var(--space-md);
}

/* Success Stories Section */
.success-section {
  background-color: var(--bg-light);
}

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

.success-stories {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.success-card {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  align-items: center;
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.success-card img {
  flex: 1;
  min-width: 300px;
  max-width: 400px;
  border-radius: var(--radius-md);
  object-fit: cover;
  margin: 0 auto;
}

.success-content {
  flex: 2;
  min-width: 300px;
}

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

/* Partners Section */
.partners-section {
  background-color: var(--white);
}

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

.partners-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: center;
}

.partner-card {
  flex: 1;
  min-width: 250px;
  max-width: 300px;
  background-color: var(--bg-light);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.partner-card img {
  height: 120px;
  width: 200px;
  object-fit: contain;
  margin-bottom: var(--space-md);
}

.partner-card h3 {
  color: var(--primary-color);
  margin-bottom: var(--space-sm);
  font-size: 1.25rem;
}

/* Contact Section */
.contact-section {
  background-color: var(--bg-light);
}

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

.contact-content {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
}

.contact-info {
  flex: 1;
  min-width: 300px;
}

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

.info-item {
  margin-bottom: var(--space-md);
}

.info-item strong {
  display: block;
  color: var(--text-dark);
  margin-bottom: var(--space-xs);
}

.contact-map {
  margin-top: var(--space-lg);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.contact-map img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.contact-form-container {
  flex: 1;
  min-width: 300px;
}

.contact-form-container h3 {
  margin-bottom: var(--space-lg);
  color: var(--primary-color);
}

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

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

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-md);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  font-family: var(--body-font);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(58, 110, 165, 0.25);
}

.checkbox-container {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.checkbox-container input {
  width: auto;
}

/* Media Section */
.media-section {
  background-color: var(--white);
}

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

.media-content {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
}

.media-news {
  flex: 2;
  min-width: 300px;
}

.media-news h3 {
  margin-bottom: var(--space-lg);
  color: var(--primary-color);
}

.news-item {
  background-color: var(--bg-light);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.news-date {
  display: block;
  color: var(--medium-gray);
  font-size: 0.9rem;
  margin-bottom: var(--space-sm);
}

.news-item h4 {
  color: var(--primary-color);
  margin-bottom: var(--space-sm);
}

.media-resources {
  flex: 1;
  min-width: 300px;
}

.media-resources h3 {
  margin-bottom: var(--space-lg);
  color: var(--primary-color);
}

.media-resource-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.media-resource-item {
  flex: 1;
  min-width: calc(50% - var(--space-md));
  background-color: var(--bg-light);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.media-resource-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.media-resource-item img {
  width: 100px;
  height: 100px;
  object-fit: cover;
  margin-bottom: var(--space-sm);
  border-radius: var(--radius-circle);
}

.media-resource-item h4 {
  color: var(--primary-color);
  margin-bottom: var(--space-xs);
  font-size: 1.1rem;
}

.media-resource-item p {
  margin-bottom: var(--space-sm);
  font-size: 0.9rem;
  flex-grow: 1;
}

/* Testimonials Section */
.testimonials-section {
  background-color: var(--bg-light);
}

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

/* Careers Section */
.careers-section {
  background-color: var(--white);
}

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

.careers-content {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
}

.why-join-us {
  flex: 1;
  min-width: 300px;
}

.why-join-us h3 {
  margin-bottom: var(--space-lg);
  color: var(--primary-color);
}

.why-join-us ul {
  padding-left: var(--space-lg);
  list-style-type: disc;
}

.why-join-us li {
  margin-bottom: var(--space-md);
}

.open-positions {
  flex: 1;
  min-width: 300px;
}

.open-positions h3 {
  margin-bottom: var(--space-lg);
  color: var(--primary-color);
}

.position-card {
  background-color: var(--bg-light);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.position-card h4 {
  color: var(--primary-color);
  margin-bottom: var(--space-sm);
}

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

.position-card strong {
  color: var(--text-dark);
}

/* Footer */
.footer {
  background-color: var(--bg-dark);
  color: var(--text-light);
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-about {
  flex: 2;
  min-width: 300px;
}

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

.footer-links,
.footer-legal,
.footer-social {
  flex: 1;
  min-width: 200px;
}

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

.footer ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer a {
  color: var(--light-gray);
  transition: color var(--transition-fast);
}

.footer a:hover {
  color: var(--white);
}

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

/* Modals */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 1100;
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(5px);
}

.modal-content {
  position: relative;
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  max-width: 800px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: modalFadeIn 0.3s ease;
}

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

.close-modal {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  font-size: 1.5rem;
  color: var(--medium-gray);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.close-modal:hover {
  color: var(--dark);
}

.modal-date {
  color: var(--medium-gray);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

.position-details-content ul {
  padding-left: var(--space-lg);
  list-style-type: disc;
  margin-bottom: var(--space-lg);
}

.position-details-content li {
  margin-bottom: var(--space-xs);
}

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

.success-page .container {
  max-width: 600px;
}

.success-icon {
  font-size: 5rem;
  color: var(--success);
  margin-bottom: var(--space-lg);
}

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

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

/* Other pages */
.privacy-page, .terms-page, .about-page, .contacts-page {
  padding-top: 100px;
}

.page-content {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
}

.page-content h1 {
  color: var(--primary-color);
  margin-bottom: var(--space-lg);
}

.page-content h2 {
  color: var(--primary-color);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

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

.page-content ul {
  padding-left: var(--space-lg);
  list-style-type: disc;
  margin-bottom: var(--space-lg);
}

.page-content li {
  margin-bottom: var(--space-xs);
}

/* Cookie Consent */
#cookieConsentPopup {
  font-family: var(--body-font);
}

#acceptCookies {
  background-color: var(--secondary-color) !important;
  transition: background-color var(--transition-fast);
}

#acceptCookies:hover {
  background-color: var(--secondary-dark) !important;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .container {
    padding-right: var(--space-md);
    padding-left: var(--space-md);
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  h3 {
    font-size: 1.5rem;
  }
  
  .hero-content {
    padding: 120px 0 80px;
  }
  
  .research-timeline::before {
    left: 100px;
  }
  
  .timeline-date {
    width: 80px;
  }
}

@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .mobile-nav {
    display: block;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .hero-content {
    padding: 100px 0 60px;
  }
  
  .hero-content p {
    font-size: 1rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: var(--space-sm);
    align-items: center;
  }
  
  .about-content, 
  .contact-content, 
  .media-content, 
  .careers-content {
    flex-direction: column;
  }
  
  .research-timeline {
    padding-left: 0;
  }
  
  .research-timeline::before {
    left: 70px;
  }
  
  .timeline-date {
    width: 50px;
    font-size: 1rem;
  }
  
  .timeline-date::after {
    right: -25px;
  }
  
  .success-card {
    flex-direction: column;
  }
  
  .success-card img {
    margin-bottom: var(--space-md);
  }
  
  .testimonial-author {
    flex-direction: column;
  }
  
  .footer-content {
    flex-direction: column;
    gap: var(--space-lg);
  }
}

@media (max-width: 480px) {
  .container {
    padding-right: var(--space-sm);
    padding-left: var(--space-sm);
  }
  
  h1 {
    font-size: 1.75rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  .section-title {
    margin-bottom: var(--space-lg);
  }
  
  .hero-content {
    padding: 80px 0 40px;
  }
  
  .value-card, 
  .publication-card, 
  .feature-card, 
  .testimonial-card, 
  .team-card, 
  .partner-card, 
  .resource-card {
    min-width: 100%;
  }
  
  .btn, 
  button:not(.close-modal), 
  input[type="submit"] {
    width: 100%;
  }
  
  .research-timeline::before {
    display: none;
  }
  
  .timeline-item {
    flex-direction: column;
  }
  
  .timeline-date {
    width: 100%;
    text-align: left;
    margin-right: 0;
    margin-bottom: var(--space-sm);
  }
  
  .timeline-date::after {
    display: none;
  }
  
  .modal-content {
    padding: var(--space-lg);
  }
}