/* Base Variables */
:root {
  /* Colors */
  --primary: #2a7d8c;
  --primary-dark: #1c5a67;
  --secondary: #5c9b42;
  --secondary-dark: #45752f;
  --accent: #e9b949;
  --light: #f8f9fa;
  --light-gray: #e9ecef;
  --medium-gray: #ced4da;
  --dark-gray: #6c757d;
  --dark: #343a40;
  --darker: #212529;
  --white: #ffffff;
  --black: #000000;
  --overlay: rgba(0, 0, 0, 0.5);
  --card-bg: #ffffff;
  --footer-bg: #2a2a2a;
  --form-bg: #f4f7f6;
  
  /* Typography */
  --heading-font: 'Poppins', sans-serif;
  --body-font: 'Work Sans', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;
  
  /* Borders */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  
  /* 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, 0.1);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading-font);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--spacing-sm);
  color: var(--darker);
}

h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

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

h3 {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-sm);
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--dark);
}

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

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

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

ul {
  list-style: none;
}

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

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 24px;
  font-family: var(--heading-font);
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  border: none;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-normal);
  font-size: 1rem;
}

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

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

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

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

button, 
input[type="submit"] {
  cursor: pointer;
  font-family: var(--heading-font);
  font-weight: 500;
  border: none;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-normal);
}

/* Section Styles */
section {
  padding: var(--spacing-xl) 0;
}

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

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 3px;
  background-color: var(--primary);
  margin: var(--spacing-sm) auto var(--spacing-md);
}

.section-description {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-lg);
  color: var(--dark-gray);
  font-size: 1.1rem;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: background-color var(--transition-normal);
  backdrop-filter: blur(5px);
}

.header-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo img {
  height: 50px;
  width: auto;
}

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

.nav-menu {
  display: flex;
  gap: var(--spacing-md);
}

.nav-menu li a {
  font-family: var(--heading-font);
  font-weight: 500;
  color: var(--dark);
  transition: color var(--transition-normal);
  position: relative;
}

.nav-menu li a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: width var(--transition-normal);
}

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

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

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

.burger-menu span {
  width: 100%;
  height: 2px;
  background-color: var(--dark);
  transition: all var(--transition-normal);
}

/* Hero Section */
.hero {
  position: relative;
  height: auto;
  min-height: 80vh;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 80px;
  overflow: hidden;
}

.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));
}

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

.hero-content h1 {
  color: var(--white);
  font-size: 3.5rem;
  margin-bottom: var(--spacing-md);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease;
}

.hero-content p {
  color: var(--white);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1.2s ease;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  animation: fadeInUp 1.4s ease;
}

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

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

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

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

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

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

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

.card-content {
  padding: var(--spacing-md);
  text-align: center;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.card-content p {
  color: var(--dark-gray);
}

/* Process Timeline */
.process {
  background-color: var(--light-gray);
}

.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

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

.timeline-item {
  position: relative;
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
}

.timeline-marker {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 25px;
  height: 25px;
  border-radius: 50%;
  background-color: var(--primary);
  z-index: 1;
  box-shadow: var(--shadow-md);
}

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

.timeline-item:nth-child(odd) .timeline-content {
  margin-left: auto;
}

.timeline-item:nth-child(even) .timeline-content {
  margin-right: auto;
}

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

.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: var(--spacing-lg);
}

.research-item {
  padding: var(--spacing-md);
  background-color: var(--white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal);
  text-align: center;
}

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

.research-item .image-container {
  height: 300px;
  margin-bottom: var(--spacing-sm);
  overflow: hidden;
  border-radius: var(--border-radius-md);
}

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

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

.research-item h3 {
  margin: var(--spacing-sm) 0;
  color: var(--darker);
}

.research-item p {
  color: var(--dark-gray);
}

/* Statistics Section */
.statistics {
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: var(--white);
  text-align: center;
  padding: var(--spacing-xl) 0;
}

.statistics .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.6));
}

.statistics .section-title {
  color: var(--white);
  position: relative;
  z-index: 2;
}

.statistics .section-title::after {
  background-color: var(--white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  position: relative;
  z-index: 2;
}

.stat-item {
  padding: var(--spacing-md);
}

.stat-number {
  font-size: 3.5rem;
  font-weight: 700;
  font-family: var(--heading-font);
  margin-bottom: var(--spacing-sm);
  color: var(--accent);
}

.stat-text {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--white);
}

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

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

.resource-item {
  padding: var(--spacing-md);
  background-color: var(--white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal);
}

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

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

.resource-item ul {
  list-style: none;
  padding: 0;
}

.resource-item ul li {
  margin-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--light-gray);
  padding-bottom: var(--spacing-sm);
}

.resource-item ul li:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.resource-item ul li a {
  color: var(--dark-gray);
  transition: color var(--transition-normal);
}

.resource-item ul li a:hover {
  color: var(--primary);
}

/* Customer Stories Section */
.customer-stories {
  background-color: var(--light-gray);
}

.stories-slider {
  position: relative;
  max-width: 900px;
  margin: 0 auto var(--spacing-lg);
  overflow: hidden;
}

.story-slide {
  display: none;
}

.story-slide:first-child {
  display: block;
}

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

.story-content .image-container {
  flex-shrink: 0;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  overflow: hidden;
  margin-right: var(--spacing-lg);
  box-shadow: var(--shadow-md);
}

.story-content img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.quote {
  flex-grow: 1;
}

.quote p {
  font-style: italic;
  position: relative;
  padding-left: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.quote p::before {
  content: """;
  position: absolute;
  left: 0;
  top: -20px;
  font-size: 3rem;
  color: var(--primary);
  opacity: 0.3;
}

.author .name {
  font-weight: 600;
  color: var(--darker);
  margin-bottom: 0.25rem;
}

.author .position {
  color: var(--dark-gray);
  font-size: 0.9rem;
}

.slider-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-md);
}

.prev-btn, .next-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--white);
  border-radius: 50%;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.prev-btn span, .next-btn span {
  font-size: 1.5rem;
  line-height: 0;
  color: var(--primary);
}

.prev-btn:hover, .next-btn:hover {
  background-color: var(--primary);
  transform: scale(1.1);
}

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

.slider-dots {
  display: flex;
  gap: 10px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--medium-gray);
  cursor: pointer;
  transition: background-color var(--transition-normal);
}

.dot.active {
  background-color: var(--primary);
}

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

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

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

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

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

.about-text {
  flex: 1;
}

.about-text p {
  margin-bottom: var(--spacing-md);
  color: var(--dark-gray);
}

/* Instructors Section */
.instructors {
  background-color: var(--light-gray);
}

.instructors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.instructors .card-image {
  height: 250px;
  width: 250px;
  border-radius: 50%;
  margin: var(--spacing-md) auto;
}

.instructors .card-content .position {
  color: var(--primary);
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
}

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

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  align-items: center;
}

.partner {
  padding: var(--spacing-sm);
  transition: transform var(--transition-normal);
  display: flex;
  justify-content: center;
  align-items: center;
}

.partner:hover {
  transform: scale(1.05);
}

.partner img {
  max-width: 100%;
  height: auto;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: filter var(--transition-normal), opacity var(--transition-normal);
}

.partner:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

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

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

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

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

.info-item p {
  color: var(--dark-gray);
}

.map {
  margin-top: var(--spacing-md);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

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

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

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

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--medium-gray);
  border-radius: var(--border-radius-md);
  font-family: var(--body-font);
  transition: border-color var(--transition-normal);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

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

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

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

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

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

.footer-logo img {
  margin-bottom: var(--spacing-sm);
  height: 50px;
  width: auto;
}

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

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

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

.link-column h3::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--primary);
}

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

.link-column ul li {
  margin-bottom: var(--spacing-sm);
}

.link-column ul li a {
  color: var(--medium-gray);
  transition: color var(--transition-normal);
}

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

.social-links li a {
  display: flex;
  align-items: center;
  color: var(--medium-gray);
}

.social-links li a:hover {
  color: var(--white);
}

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

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

.success-content {
  max-width: 600px;
  background-color: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

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

.success-content p {
  margin-bottom: var(--spacing-lg);
  color: var(--dark-gray);
}

/* Privacy and Terms Pages */
.page-content {
  padding-top: 120px;
  max-width: 800px;
  margin: 0 auto;
  padding-bottom: var(--spacing-xl);
}

.page-content h1 {
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.page-content h2 {
  margin: var(--spacing-lg) 0 var(--spacing-md);
  color: var(--primary);
}

.page-content p, .page-content ul, .page-content ol {
  margin-bottom: var(--spacing-md);
  color: var(--dark-gray);
}

.page-content ul, .page-content ol {
  padding-left: var(--spacing-lg);
}

.page-content li {
  margin-bottom: var(--spacing-sm);
}

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .about-content {
    flex-direction: column;
  }
  
  .hero-content h1 {
    font-size: 3rem;
  }
  
  .timeline::before {
    left: 30px;
  }
  
  .timeline-marker {
    left: 30px;
  }
  
  .timeline-content {
    width: 80%;
    margin-left: 60px !important;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md) 0;
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    transition: left var(--transition-normal);
    gap: var(--spacing-sm);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .burger-menu {
    display: flex;
  }
  
  .burger-menu.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
  }
  
  .burger-menu.active span:nth-child(2) {
    opacity: 0;
  }
  
  .burger-menu.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
  }
  
  .hero-content {
    padding: var(--spacing-lg) var(--spacing-sm);
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .story-content {
    flex-direction: column;
    text-align: center;
  }
  
  .story-content .image-container {
    margin-right: 0;
    margin-bottom: var(--spacing-md);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 2rem;
  }

  .contact-form {
    padding: 16px;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .services-grid, .research-grid, .instructors-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }

}

textarea {
  resize: none;
}