/* Variables */
:root {
  /* Triadic color scheme */
  --primary-color: #3498db; /* Blue */
  --secondary-color: #e74c3c; /* Red */
  --tertiary-color: #2ecc71; /* Green */
  
  /* Complementary colors */
  --primary-dark: #2980b9;
  --secondary-dark: #c0392b;
  --tertiary-dark: #27ae60;
  
  /* Neutral colors */
  --dark: #222222;
  --medium-dark: #333333;
  --medium: #666666;
  --light-medium: #999999;
  --light: #f5f5f5;
  --white: #ffffff;
  
  /* Gradients */
  --primary-gradient: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  --secondary-gradient: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
  --tertiary-gradient: linear-gradient(135deg, var(--tertiary-color), var(--tertiary-dark));
  --dark-overlay: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5));
  
  /* Typography */
  --heading-font: 'Manrope', sans-serif;
  --body-font: 'Rubik', sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;
  
  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 50%;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
  
  /* Transition */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Container */
  --container-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--body-font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--medium-dark);
  background-color: var(--light);
  overflow-x: hidden;
}

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

h1 {
  font-size: 3.5rem;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 1.75rem;
}

h4 {
  font-size: 1.25rem;
}

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

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;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

/* Section Styles */
section {
  padding: var(--space-lg) 0;
  position: relative;
}

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

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--primary-gradient);
  margin: 0.5rem auto;
  border-radius: var(--radius-sm);
}

.section-subtitle {
  text-align: center;
  color: var(--medium);
  margin-bottom: var(--space-lg);
  font-size: 1.2rem;
}

/* Button Styles */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-medium);
  border: none;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.9rem;
  box-shadow: var(--shadow-sm);
}

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

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

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
  color: var(--white);
}

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

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--secondary-dark), var(--secondary-color));
  color: var(--white);
}

.btn-tertiary {
  background: var(--tertiary-gradient);
  color: var(--white);
}

.btn-tertiary:hover {
  background: linear-gradient(135deg, var(--tertiary-dark), var(--tertiary-color));
  color: var(--white);
}

button, 
input[type="submit"] {
  cursor: pointer;
  font-family: var(--body-font);
}

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

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem var(--space-sm);
}

.logo a {
  font-family: var(--heading-font);
  font-weight: 800;
  font-size: 1.8rem;
  color: var(--primary-color);
  transition: color var(--transition-fast);
}

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

.desktop-menu ul {
  display: flex;
  list-style: none;
}

.desktop-menu ul li {
  margin-left: var(--space-sm);
}

.desktop-menu ul li a {
  color: var(--dark);
  font-weight: 500;
  padding: 0.5rem;
  position: relative;
}

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

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

.desktop-menu ul li 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;
  width: 100%;
  height: 3px;
  background-color: var(--primary-color);
  border-radius: 3px;
  transition: all var(--transition-fast);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  width: 100%;
  background-color: var(--white);
  box-shadow: var(--shadow-md);
  padding: var(--space-md) 0;
  transform: translateY(-100%);
  transition: transform var(--transition-medium);
  z-index: 999;
}

.mobile-menu.active {
  transform: translateY(0);
}

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

.mobile-menu ul li {
  margin-bottom: var(--space-sm);
  text-align: center;
}

.mobile-menu ul li a {
  color: var(--dark);
  font-weight: 500;
  font-size: 1.2rem;
  display: block;
  padding: var(--space-xs) 0;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  color: var(--white);
  margin-top: 0;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(0,0,0,0.7), rgba(0,0,0,0.4));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  text-align: center;
  padding: var(--space-md);
}

.hero-content h1 {
  color: var(--white);
  margin-bottom: var(--space-md);
  font-size: 3.5rem;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-content p {
  color: var(--white);
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
  text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

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

/* Services Section */
.services {
  background-color: var(--white);
}

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

.services .card {
  background-color: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.services .card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.services .card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
}

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

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

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

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

.services .card-content p {
  color: var(--medium);
}

.toggle-container {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: var(--space-sm);
  margin-bottom: var(--space-md);
}

.switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
  margin-right: var(--space-sm);
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--light-medium);
  transition: var(--transition-medium);
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 4px;
  bottom: 4px;
  background-color: var(--white);
  transition: var(--transition-medium);
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--primary-color);
}

input:checked + .slider:before {
  transform: translateX(26px);
}

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

.research-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.research-image {
  flex: 1;
  min-width: 300px;
  padding: var(--space-sm);
}

.research-image img {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.research-text {
  flex: 1;
  min-width: 300px;
  padding: var(--space-md);
}

.research-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.stat-card {
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium);
}

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

.stat-card h3 {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: var(--space-xs);
}

.stat-card p {
  color: var(--medium);
}

/* Sustainability Section */
.sustainability {
  background-color: var(--white);
}

.sustainability-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.sustainability-text {
  flex: 1;
  min-width: 300px;
  padding: var(--space-md);
}

.sustainability-image {
  flex: 1;
  min-width: 300px;
  padding: var(--space-sm);
}

.sustainability-image img {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.sustainability-projects h3 {
  text-align: center;
  margin-bottom: var(--space-md);
}

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

.project-card {
  background-color: var(--light);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.project-card .image-container {
  width: 100%;
  height: 200px;
  overflow: hidden;
}

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

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

.project-card h4 {
  margin-top: var(--space-sm);
  padding: 0 var(--space-sm);
  text-align: center;
}

.project-card p {
  padding: 0 var(--space-sm) var(--space-sm);
  text-align: center;
  color: var(--medium);
}

/* Behind Scenes Section */
.behind-scenes {
  background-color: var(--light);
}

.team-content {
  margin-top: var(--space-lg);
}

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

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.team-grid .card {
  background-color: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.team-grid .card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.team-grid .card-image {
  width: 100%;
  height: 350px;
  overflow: hidden;
}

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

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

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

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

.team-grid .card-content p {
  color: var(--medium);
}

.methodology {
  margin-top: var(--space-lg);
}

.methodology h3 {
  text-align: center;
  margin-bottom: var(--space-md);
}

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

.step {
  display: flex;
  align-items: flex-start;
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium);
  width: 100%;
  max-width: 500px;
}

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

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--primary-gradient);
  color: var(--white);
  border-radius: var(--radius-full);
  margin-right: var(--space-sm);
  font-weight: 700;
  font-size: 1.2rem;
}

.step-content {
  flex: 1;
}

.step-content h4 {
  margin-bottom: var(--space-xs);
}

.step-content p {
  color: var(--medium);
}

/* External Resources Section */
.external-resources {
  background-color: var(--white);
  position: relative;
  overflow: hidden;
}

.external-resources::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(52, 152, 219, 0.1), transparent 70%),
              radial-gradient(circle at bottom left, rgba(46, 204, 113, 0.1), transparent 70%);
  z-index: 0;
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-md);
  position: relative;
  z-index: 1;
}

.resource-card {
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

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

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

.resource-card p {
  color: var(--medium);
  margin-bottom: var(--space-md);
}

.resource-card a {
  display: inline-block;
  color: var(--primary-color);
  font-weight: 600;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition-fast);
  align-self: flex-start;
}

.resource-card a:hover {
  border-color: var(--primary-color);
}

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

.testimonials-slider {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.testimonial-card {
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium);
  max-width: 400px;
  width: 100%;
}

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

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

.testimonial-content p {
  position: relative;
  padding: 0 var(--space-sm);
  font-style: italic;
  color: var(--medium-dark);
}

.testimonial-content p::before,
.testimonial-content p::after {
  content: '"';
  font-size: 2rem;
  color: var(--primary-color);
  line-height: 0;
}

.testimonial-author {
  display: flex;
  align-items: center;
}

.testimonial-author img {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  margin-right: var(--space-sm);
  object-fit: cover;
}

.author-info h4 {
  margin-bottom: 0;
}

.author-info p {
  color: var(--medium);
  font-size: 0.9rem;
}

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

/* Blog Section */
.blog {
  background-color: var(--white);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.blog .card {
  background-color: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.blog .card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.blog .card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
}

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

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

.blog .card-content {
  padding: var(--space-md);
  text-align: center;
  width: 100%;
}

.blog-date {
  display: inline-block;
  color: var(--medium);
  font-size: 0.9rem;
  margin-bottom: var(--space-xs);
}

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

.blog .card-content p {
  color: var(--medium);
  margin-bottom: var(--space-md);
}

.read-more {
  display: inline-block;
  color: var(--primary-color);
  font-weight: 600;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition-fast);
}

.read-more:hover {
  border-color: var(--primary-color);
}

.blog-cta {
  text-align: center;
}

/* Events Calendar Section */
.events-calendar {
  background-color: var(--light);
}

.events-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.event-card {
  display: flex;
  background-color: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium);
}

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

.event-date {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--space-md);
  background: var(--primary-gradient);
  color: var(--white);
  min-width: 100px;
  text-align: center;
}

.event-date .day {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
}

.event-date .month {
  font-size: 1rem;
  font-weight: 600;
}

.event-content {
  padding: var(--space-md);
  flex: 1;
}

.event-content h3 {
  margin-bottom: var(--space-xs);
}

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

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

/* Contact Section */
.contact {
  background-color: var(--white);
  position: relative;
}

.contact-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

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

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

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

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--light-medium);
  border-radius: var(--radius-sm);
  font-family: var(--body-font);
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.checkbox-container {
  display: flex;
  align-items: center;
  position: relative;
  padding-left: 30px;
  cursor: pointer;
  user-select: none;
}

.checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkmark {
  position: absolute;
  top: 0;
  left: 0;
  height: 20px;
  width: 20px;
  background-color: var(--light);
  border: 1px solid var(--light-medium);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.checkbox-container:hover input ~ .checkmark {
  border-color: var(--primary-color);
}

.checkbox-container input:checked ~ .checkmark {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
  display: block;
}

.checkbox-container .checkmark:after {
  left: 7px;
  top: 3px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.contact-info {
  flex: 1;
  min-width: 300px;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

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

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

.info-card p {
  margin-bottom: var(--space-xs);
  color: var(--medium);
}

.map-container {
  width: 100%;
  height: 300px;
  overflow: hidden;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

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

/* Footer */
.footer {
  background-color: var(--dark);
  color: var(--light);
  padding: var(--space-lg) 0 var(--space-sm);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

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

.footer-logo p {
  color: var(--light-medium);
}

.footer h4 {
  color: var(--white);
  margin-bottom: var(--space-sm);
  position: relative;
}

.footer h4::after {
  content: '';
  display: block;
  width: 30px;
  height: 2px;
  background-color: var(--primary-color);
  margin-top: 0.5rem;
}

.footer ul {
  list-style: none;
}

.footer ul li {
  margin-bottom: var(--space-xs);
}

.footer ul li a {
  color: var(--light-medium);
  transition: color var(--transition-fast);
}

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

.footer-social ul li a {
  display: flex;
  align-items: center;
}

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

.footer-bottom p {
  color: var(--light-medium);
  font-size: 0.9rem;
}

/* Success Page */
.success-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background-color: var(--light);
}

.success-content {
  text-align: center;
  padding: var(--space-lg);
  max-width: 600px;
}

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

.success-content h1 {
  margin-bottom: var(--space-md);
}

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

/* Privacy & Terms Pages */
.privacy-page,
.terms-page {
  padding-top: 100px;
}

.privacy-content,
.terms-content {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-lg);
  background-color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.privacy-content h1,
.terms-content h1 {
  margin-bottom: var(--space-md);
}

.privacy-content h2,
.terms-content h2 {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.privacy-content p,
.terms-content p {
  margin-bottom: var(--space-md);
}

/* Cookie Consent */
#cookieConsent {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

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

#acceptCookies:hover {
  background-color: #2980b9;
}

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

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

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

.btn-primary, .btn-secondary, .btn-tertiary {
  background-size: 200% 200%;
  animation: morphGradient 5s ease infinite;
}

/* Media Queries */
@media (max-width: 992px) {
  h1 {
    font-size: 2.8rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  h3 {
    font-size: 1.5rem;
  }
  
  .desktop-menu {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .mobile-menu.active {
    display: block;
  }
  
  .hero-content {
    padding: var(--space-md) var(--space-sm);
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: var(--space-sm);
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  .research-content,
  .sustainability-content {
    flex-direction: column;
  }
  
  .event-card {
    flex-direction: column;
  }
  
  .event-date {
    width: 100%;
    padding: var(--space-sm);
    flex-direction: row;
    justify-content: center;
    gap: var(--space-xs);
  }
  
  .event-date .day,
  .event-date .month {
    font-size: 1.5rem;
  }
  
  .contact-container {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .services-grid,
  .projects-grid,
  .team-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }
  
  .testimonials-slider {
    flex-direction: column;
    align-items: center;
  }
  
  .testimonial-card {
    max-width: 100%;
  }
  
  .testimonial-stats {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-md);
    text-align: center;
  }
  
  .footer h4::after {
    margin: 0.5rem auto 0;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 2.2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  h3 {
    font-size: 1.3rem;
  }
  
  .section-title {
    font-size: 1.8rem;
  }
  
  .section-subtitle {
    font-size: 1rem;
  }
  
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .hero-content p {
    font-size: 1rem;
  }
  
  .contact-form {
    padding: var(--space-md);
  }
}