:root {
  /* Tetrad color scheme */
  --primary-color: #3a6ea5;
  --primary-dark: #2c5680;
  --primary-light: #5389c4;
  --secondary-color: #a53a6e;
  --secondary-dark: #802c55;
  --secondary-light: #c45389;
  --accent1-color: #6ea53a;
  --accent1-dark: #55802c;
  --accent1-light: #89c453;
  --accent2-color: #a56e3a;
  --accent2-dark: #80552c;
  --accent2-light: #c48953;

  /* Neutral colors */
  --dark: #1e2836;
  --dark-gray: #4a5568;
  --medium-gray: #718096;
  --light-gray: #e2e8f0;
  --off-white: #f8f9fa;
  --white: #ffffff;

  /* Typography */
  --heading-font: 'Montserrat', sans-serif;
  --body-font: 'Merriweather', serif;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;
  --spacing-xxxl: 5rem;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
  
  /* Border radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 2rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Base styles */
*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  font-family: var(--body-font);
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--white);
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading-font);
  font-weight: 700;
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: var(--spacing-md);
  color: var(--dark);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-top: 0;
  margin-bottom: var(--spacing-md);
}

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

a:hover, a:focus {
  color: var(--primary-dark);
  text-decoration: underline;
}

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

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

/* Buttons */
.btn, button, input[type='submit'] {
  display: inline-block;
  font-family: var(--heading-font);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: all var(--transition-medium);
  box-shadow: var(--shadow-md);
}

.btn:hover, button:hover, input[type='submit']:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
}

.btn:active, button:active, input[type='submit']:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

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

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

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

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

.btn-outline {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

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

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--white);
  box-shadow: var(--shadow-md);
  transition: background-color var(--transition-medium), box-shadow var(--transition-medium);
  padding: var(--spacing-md) 0;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--heading-font);
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--primary-color);
  text-decoration: none;
}

.logo:hover {
  color: var(--primary-dark);
  text-decoration: none;
}

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

.nav-links {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-links li {
  margin-left: var(--spacing-lg);
}

.nav-links a {
  font-family: var(--heading-font);
  font-weight: 500;
  color: var(--dark);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  width: 30px;
  height: 24px;
  position: relative;
}

.mobile-menu-toggle span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--dark);
  margin: 5px 0;
  transition: all var(--transition-medium);
}

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

.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, 0.5));
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  color: var(--white);
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-md);
  color: var(--white);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

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

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

/* Features Section */
.features-section {
  padding: var(--spacing-xxxl) 0;
  background-color: var(--off-white);
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-xxl);
  font-size: 2.5rem;
  position: relative;
  display: inline-block;
  width: 100%;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background-color: var(--primary-color);
  border-radius: var(--radius-full);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.feature-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-xl);
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.feature-icon {
  margin-bottom: var(--spacing-md);
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

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

.feature-card p {
  text-align: center;
  margin: 0;
}

/* About Us Section */
.about-section {
  padding: var(--spacing-xxxl) 0;
}

.about-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.about-image {
  flex: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

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

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

.about-text {
  flex: 1;
}

.about-text h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

/* History Section */
.history-section {
  padding: var(--spacing-xxxl) 0;
  background-color: var(--off-white);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 3px;
  background-color: var(--primary-color);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--spacing-xl);
  display: flex;
  justify-content: center;
}

.timeline-marker {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: var(--primary-color);
  z-index: 1;
}

.timeline-content {
  width: 45%;
  padding: var(--spacing-lg);
  background-color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  position: relative;
}

.timeline-item:nth-child(odd) .timeline-content {
  margin-right: 55%;
}

.timeline-item:nth-child(even) .timeline-content {
  margin-left: 55%;
}

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

/* Why Choose Us Section */
.why-us-section {
  padding: var(--spacing-xxxl) 0;
}

.why-us-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.why-us-text {
  flex: 1;
}

.why-us-text h3 {
  color: var(--primary-color);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.why-us-image {
  flex: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

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

.why-us-image:hover img {
  transform: scale(1.05);
}

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

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

.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.research-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-xl);
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.research-icon {
  margin-bottom: var(--spacing-md);
  width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.research-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.research-card h3 {
  margin-bottom: var(--spacing-md);
  text-align: center;
  color: var(--primary-color);
}

.research-card p {
  text-align: center;
  margin: 0;
}

/* Success Stories Section */
.success-section {
  padding: var(--spacing-xxxl) 0;
}

.success-stories-slider {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  overflow: hidden;
}

.success-story {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  padding: var(--spacing-lg);
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.success-image {
  flex-shrink: 0;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.success-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.success-content {
  flex: 1;
}

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

.success-content h4 {
  font-size: 0.9rem;
  color: var(--medium-gray);
  margin-bottom: var(--spacing-md);
}

.success-controls {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.prev-btn, .next-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--white);
  box-shadow: var(--shadow-md);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-medium);
}

.prev-btn::before, .next-btn::before {
  content: '';
  display: block;
  width: 10px;
  height: 10px;
  border-top: 2px solid var(--primary-color);
  border-right: 2px solid var(--primary-color);
}

.prev-btn::before {
  transform: rotate(-135deg);
}

.next-btn::before {
  transform: rotate(45deg);
}

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

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

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

.instructors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.instructor-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-xl);
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.card-image {
  width: 100%;
  margin-bottom: var(--spacing-lg);
  display: flex;
  justify-content: center;
}

.image-container {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

.instructor-card:hover .image-container img {
  transform: scale(1.1);
}

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

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

.instructor-title {
  font-size: 0.9rem;
  color: var(--medium-gray);
  margin-bottom: var(--spacing-md);
}

/* Methodology Section */
.methodology-section {
  padding: var(--spacing-xxxl) 0;
}

.methodology-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.methodology-text {
  flex: 1;
}

.methodology-text h3 {
  color: var(--primary-color);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.methodology-image {
  flex: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

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

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

/* Resources Section */
.resources-section {
  padding: var(--spacing-xxxl) 0;
  background-color: var(--off-white);
}

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

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

.resource-card {
  padding: var(--spacing-xl);
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

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

.resource-card ul {
  padding-left: var(--spacing-lg);
}

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

.resource-card ul li a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.resource-card ul li a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* Case Studies Section */
.case-studies-section {
  padding: var(--spacing-xxxl) 0;
}

.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-xl);
}

.case-study-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  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;
}

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

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

.case-study-card .image-container {
  width: 100%;
  height: 100%;
  border-radius: 0;
}

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

.case-study-card:hover .image-container img {
  transform: scale(1.1);
}

.case-study-card .card-content {
  padding: var(--spacing-xl);
  text-align: center;
}

.case-study-card .card-content h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

.case-study-card .card-content p {
  margin-bottom: var(--spacing-lg);
}

/* Partners Section */
.partners-section {
  padding: var(--spacing-xxxl) 0;
  background-color: var(--off-white);
}

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

.partners-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.partner-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 200px;
  height: 100px;
  padding: var(--spacing-md);
  background-color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

.partner-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* FAQ Section */
.faq-section {
  padding: var(--spacing-xxxl) 0;
}

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

.faq-item {
  margin-bottom: var(--spacing-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  background-color: var(--white);
  overflow: hidden;
}

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

.faq-question:hover {
  background-color: var(--light-gray);
}

.faq-question h3 {
  margin: 0;
  font-size: 1.1rem;
  color: var(--dark);
}

.toggle-btn {
  width: 24px;
  height: 24px;
  background: transparent;
  border: none;
  position: relative;
  cursor: pointer;
}

.toggle-btn::before, .toggle-btn::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 2px;
  background-color: var(--primary-color);
  top: 50%;
  left: 50%;
  transition: transform var(--transition-medium);
}

.toggle-btn::before {
  transform: translate(-50%, -50%) rotate(90deg);
}

.toggle-btn::after {
  transform: translate(-50%, -50%);
}

.faq-item.active .toggle-btn::before {
  transform: translate(-50%, -50%) rotate(0);
}

.faq-answer {
  padding: 0 var(--spacing-lg);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-medium), padding var(--transition-medium);
}

.faq-item.active .faq-answer {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  max-height: 500px;
}

/* Behind the Scenes Section */
.behind-scenes-section {
  padding: var(--spacing-xxxl) 0;
  background-color: var(--off-white);
}

.behind-scenes-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.behind-scenes-image {
  flex: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

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

.behind-scenes-image:hover img {
  transform: scale(1.05);
}

.behind-scenes-text {
  flex: 1;
}

.behind-scenes-text h3 {
  color: var(--primary-color);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

/* Contact Section */
.contact-section {
  padding: var(--spacing-xxxl) 0;
}

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

.contact-info {
  flex: 1;
  padding: var(--spacing-xl);
  background-color: var(--primary-color);
  color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.contact-info h3 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
}

.contact-info ul {
  list-style: none;
  padding: 0;
  margin-bottom: var(--spacing-lg);
}

.contact-info ul li {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.contact-info ul li i {
  margin-right: var(--spacing-sm);
}

.social-media {
  margin-top: var(--spacing-lg);
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.social-link {
  color: var(--white);
  text-decoration: none;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.1);
  transition: background-color var(--transition-fast);
}

.social-link:hover {
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--white);
  text-decoration: none;
}

.contact-form-container {
  flex: 2;
  padding: var(--spacing-xl);
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

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

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

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

.form-group:nth-last-child(2),
.form-toggle,
.contact-form button {
  grid-column: span 2;
}

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-md);
  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(58, 110, 165, 0.2);
}

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

.toggle-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-label {
  position: relative;
  padding-left: 50px;
  cursor: pointer;
  user-select: none;
}

.toggle-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 20px;
  background-color: var(--light-gray);
  border-radius: 10px;
  transition: background-color var(--transition-medium);
}

.toggle-label::after {
  content: '';
  position: absolute;
  left: 3px;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  background-color: var(--white);
  border-radius: 50%;
  transition: transform var(--transition-medium);
}

.toggle-input:checked + .toggle-label::before {
  background-color: var(--primary-color);
}

.toggle-input:checked + .toggle-label::after {
  transform: translateY(-50%) translateX(20px);
}

/* Footer */
.site-footer {
  padding-top: var(--spacing-xxl);
  background-color: var(--dark);
  color: var(--white);
}

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

.footer-logo a {
  font-family: var(--heading-font);
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--white);
  text-decoration: none;
  display: inline-block;
  margin-bottom: var(--spacing-sm);
}

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

.footer-links h3 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
  font-size: 1.2rem;
}

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

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

.footer-links ul li a {
  color: var(--light-gray);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links ul li a:hover {
  color: var(--white);
  text-decoration: none;
}

.footer-social h3 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
  font-size: 1.2rem;
}

.footer-social .social-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.footer-social .social-links a {
  color: var(--light-gray);
  text-decoration: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.1);
  transition: all var(--transition-fast);
}

.footer-social .social-links a:hover {
  background-color: var(--primary-color);
  color: var(--white);
  text-decoration: none;
}

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

.footer-bottom p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--light-gray);
}

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

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

.success-icon {
  font-size: 4rem;
  color: var(--accent1-color);
  margin-bottom: var(--spacing-lg);
}

.success-title {
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

/* Privacy and Terms pages */
.content-page {
  padding-top: 100px;
  padding-bottom: var(--spacing-xxxl);
}

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

.content-title {
  color: var(--primary-color);
  margin-bottom: var(--spacing-xl);
}

/* Icon styles */
.icon-location, .icon-phone, .icon-email {
  display: inline-block;
  width: 24px;
  height: 24px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  margin-right: var(--spacing-sm);
}

.icon-location {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='white' viewBox='0 0 24 24'%3E%3Cpath d='M12 2C8.13 2 5 5.13 5 9c0 5.25 7 13 7 13s7-7.75 7-13c0-3.87-3.13-7-7-7zm0 9.5c-1.38 0-2.5-1.12-2.5-2.5s1.12-2.5 2.5-2.5 2.5 1.12 2.5 2.5-1.12 2.5-2.5 2.5z'/%3E%3C/svg%3E");
}

.icon-phone {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='white' viewBox='0 0 24 24'%3E%3Cpath d='M6.62 10.79c1.44 2.83 3.76 5.14 6.59 6.59l2.2-2.2c.27-.27.67-.36 1.02-.24 1.12.37 2.33.57 3.57.57.55 0 1 .45 1 1V20c0 .55-.45 1-1 1-9.39 0-17-7.61-17-17 0-.55.45-1 1-1h3.5c.55 0 1 .45 1 1 0 1.25.2 2.45.57 3.57.11.35.03.74-.25 1.02l-2.2 2.2z'/%3E%3C/svg%3E");
}

.icon-email {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='white' viewBox='0 0 24 24'%3E%3Cpath d='M20 4H4c-1.1 0-1.99.9-1.99 2L2 18c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 4l-8 5-8-5V6l8 5 8-5v2z'/%3E%3C/svg%3E");
}

/* Media Queries */
@media screen and (max-width: 991px) {
  h1 {
    font-size: 2.2rem;
  }

  h2 {
    font-size: 1.8rem;
  }

  h3 {
    font-size: 1.3rem;
  }

  .hero-content h1 {
    font-size: 2.8rem;
  }

  .about-content, 
  .why-us-content, 
  .methodology-content, 
  .behind-scenes-content,
  .contact-content {
    flex-direction: column;
  }

  .about-image, 
  .why-us-image, 
  .methodology-image, 
  .behind-scenes-image {
    margin-bottom: var(--spacing-xl);
  }

  .timeline::before {
    left: 30px;
  }

  .timeline-marker {
    left: 30px;
  }

  .timeline-content {
    width: calc(100% - 60px);
    margin-left: 60px !important;
    margin-right: 0 !important;
  }
}

@media screen and (max-width: 767px) {
  .mobile-menu-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: var(--white);
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md) 0;
    box-shadow: var(--shadow-md);
    transform: translateY(-100%);
    opacity: 0;
    transition: transform var(--transition-medium), opacity var(--transition-medium);
    z-index: 999;
  }

  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
  }

  .nav-links li {
    margin: var(--spacing-sm) 0;
  }

  .hero-content h1 {
    font-size: 2.2rem;
  }

  .hero-content p {
    font-size: 1rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .contact-form {
    grid-template-columns: 1fr;
  }

  .form-group:nth-last-child(2),
  .form-toggle,
  .contact-form button {
    grid-column: span 1;
  }
}

@media screen and (max-width: 576px) {
  .header-content {
    flex-wrap: wrap;
  }

  .hero-buttons {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .footer-content {
    grid-template-columns: 1fr;
  }
}