/* Root Variables for Theme */
:root {
  /* Primary Colors - Split-Complementary Scheme */
  --primary-color: #1e88e5;
  --primary-light: #64b5f6;
  --primary-dark: #0d47a1;
  
  /* Complementary Colors */
  --complementary-color: #e57373;
  --complementary-light: #ffb74d;
  --complementary-dark: #c62828;
  
  /* Neutral Colors */
  --neutral-light: #f5f7fa;
  --neutral-medium: #eceff1;
  --neutral-dark: #37474f;
  --text-color: #263238;
  --text-light: #78909c;
  
  /* Shadows for Neumorphism */
  --shadow-light: 8px 8px 16px rgba(174, 174, 192, 0.4);
  --shadow-dark: -8px -8px 16px rgba(255, 255, 255, 0.7);
  --inset-shadow-light: inset 2px 2px 5px rgba(174, 174, 192, 0.4);
  --inset-shadow-dark: inset -2px -2px 5px rgba(255, 255, 255, 0.7);
  
  /* Border Radius */
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 24px;
  
  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease-in-out;
  --transition-slow: 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Work Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--neutral-light);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
  color: var(--neutral-dark);
}

h1 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-lg);
}

h2 {
  font-size: 2rem;
  position: relative;
  margin-bottom: var(--spacing-xl);
}

h2:after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(to right, var(--primary-color), var(--complementary-light));
  border-radius: var(--border-radius-sm);
}

h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-color);
}

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

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

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--border-radius-sm);
}

ul {
  list-style: none;
  padding-left: var(--spacing-md);
}

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

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

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-header p {
  max-width: 700px;
  margin: 0 auto var(--spacing-lg);
  color: var(--text-light);
}

/* Button Styles */
.btn, button, input[type='submit'] {
  display: inline-block;
  padding: 12px 28px;
  font-family: 'Poppins', sans-serif;
  font-weight: 500;
  font-size: 1rem;
  text-align: center;
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: var(--transition-medium);
  box-shadow: var(--shadow-light);
  background-color: var(--primary-color);
  color: white;
  text-decoration: none;
}

.btn:hover, button:hover, input[type='submit']:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  background-color: var(--primary-dark);
  text-decoration: none;
}

.btn:active, button:active, input[type='submit']:active {
  transform: translateY(1px);
  box-shadow: var(--inset-shadow-light);
}

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

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

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

/* Header/Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

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

.logo a {
  display: block;
}

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

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

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

.nav-menu a {
  font-family: 'Poppins', sans-serif;
  font-weight: 500;
  color: var(--neutral-dark);
  text-decoration: none;
  transition: var(--transition-fast);
  position: relative;
}

.nav-menu a:after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(to right, var(--primary-color), var(--complementary-light));
  transition: var(--transition-medium);
}

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

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

.hamburger {
  display: none;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 3px;
  margin: 5px 0;
  background-color: var(--neutral-dark);
  transition: var(--transition-medium);
}

/* Hero Section */
.hero {
  position: relative;
  padding: 140px 0 100px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: white;
}

.hero:before {
  content: '';
  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: 1;
  max-width: 800px;
}

.hero h1 {
  color: white;
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
  color: white;
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
  max-width: 600px;
}

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

/* Features Section */
.features {
  background-color: var(--neutral-light);
}

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

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

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 30px rgba(0, 0, 0, 0.1);
}

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

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

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

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

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

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

/* Sustainability Section */
.sustainability {
  background-color: var(--neutral-medium);
  position: relative;
  overflow: hidden;
}

.sustainability:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.3) 100%);
  z-index: 0;
}

.sustainability-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  position: relative;
  z-index: 1;
}

.sustainability-image {
  flex: 1;
}

.sustainability-image img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-light);
}

.sustainability-text {
  flex: 1;
}

.sustainability-text h3 {
  color: var(--primary-dark);
  margin-top: var(--spacing-lg);
}

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

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

.stat-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 25px rgba(0, 0, 0, 0.1);
}

.stat-number {
  font-family: 'Poppins', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.stat-description {
  font-size: 1rem;
  color: var(--text-light);
}

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

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

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

.resource-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 25px rgba(0, 0, 0, 0.1);
}

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

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

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

.resource-card a {
  color: var(--primary-color);
  transition: var(--transition-fast);
  position: relative;
  padding-left: var(--spacing-sm);
}

.resource-card a:before {
  content: '→';
  position: absolute;
  left: -5px;
  opacity: 0;
  transition: var(--transition-fast);
}

.resource-card a:hover {
  padding-left: var(--spacing-md);
}

.resource-card a:hover:before {
  opacity: 1;
  left: 0;
}

/* Press Section */
.press {
  background-color: white;
}

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

.press-item {
  background-color: var(--neutral-light);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-light);
  transition: var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.press-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 30px rgba(0, 0, 0, 0.1);
}

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

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

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

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

.press-date {
  font-size: 0.875rem;
  color: var(--text-light);
  margin-bottom: var(--spacing-sm);
}

.press-description {
  margin-bottom: var(--spacing-md);
}

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

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

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

.instructor-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 30px rgba(0, 0, 0, 0.1);
}

.instructor-image {
  width: 100%;
  height: 350px;
  overflow: hidden;
}

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

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

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

.instructor-title {
  font-size: 1rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

.instructor-specialties {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.instructor-specialties span {
  background-color: var(--neutral-medium);
  padding: 4px 12px;
  border-radius: var(--border-radius-sm);
  font-size: 0.875rem;
  color: var(--text-color);
}

/* Contact Section */
.contact {
  background-color: white;
}

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

.contact-info {
  background-color: var(--neutral-light);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-light);
}

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

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

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

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

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

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

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

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: var(--border-radius-sm);
  background-color: white;
  font-family: 'Work Sans', sans-serif;
  font-size: 1rem;
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 2px rgba(30, 136, 229, 0.2);
}

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

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-info {
  margin-bottom: var(--spacing-lg);
}

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

.footer-info p {
  color: rgba(255, 255, 255, 0.7);
}

.footer h3 {
  color: white;
  margin-bottom: var(--spacing-md);
  font-size: 1.25rem;
}

.footer-links ul {
  padding: 0;
}

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

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition-fast);
}

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

.footer-contact p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--spacing-sm);
}

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

.social-links a {
  display: inline-block;
  margin-right: var(--spacing-md);
  color: rgba(255, 255, 255, 0.7);
  transition: var(--transition-fast);
}

.social-links a:hover {
  color: white;
  transform: translateY(-3px);
}

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

.footer-bottom p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

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

.success-content {
  max-width: 600px;
  background-color: white;
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-light);
  animation: fadeInUp 1s ease;
}

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

/* Privacy and Terms Pages */
.page-content {
  padding-top: 100px;
  max-width: 800px;
  margin: 0 auto;
  padding-bottom: var(--spacing-xxl);
}

.page-content h1 {
  margin-bottom: var(--spacing-xl);
}

.page-content h2 {
  margin-top: var(--spacing-xl);
}

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

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

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

/* Media Queries */
@media (max-width: 1024px) {
  h1 {
    font-size: 2.25rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  h3 {
    font-size: 1.25rem;
  }
  
  .hero {
    padding: 120px 0 80px;
  }
  
  .hero-content {
    max-width: 600px;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .contact-container {
    grid-template-columns: 1fr;
  }
  
  .sustainability-content {
    flex-direction: column;
  }
  
  .sustainability-image,
  .sustainability-text {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    background-color: white;
    flex-direction: column;
    padding: var(--spacing-lg);
    box-shadow: 0 10px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition-medium);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-menu li {
    margin: 0 0 var(--spacing-md) 0;
  }
  
  .hamburger {
    display: block;
  }
  
  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  .hero {
    padding: 100px 0 60px;
  }
  
  .hero-content {
    text-align: center;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1.1rem;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .sustainability-stats {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.75rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  h3 {
    font-size: 1.25rem;
  }
  
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .hero {
    padding: 80px 0 40px;
  }
  
  .hero h1 {
    font-size: 1.75rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .btn {
    width: 100%;
  }
  
  .sustainability-stats {
    grid-template-columns: 1fr;
  }
}

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

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}