:root {
  /* Base colors - Split complementary scheme */
  --color-primary: #0066cc;
  --color-primary-dark: #004d99;
  --color-primary-light: #3399ff;
  --color-secondary: #cc6600;
  --color-secondary-dark: #994d00;
  --color-secondary-light: #ff9933;
  --color-tertiary: #00cc66;
  --color-tertiary-dark: #00994d;
  --color-tertiary-light: #33ff99;
  
  /* Neutral colors */
  --color-white: #ffffff;
  --color-light: #f8f9fa;
  --color-light-gray: #e9ecef;
  --color-gray: #6c757d;
  --color-dark-gray: #343a40;
  --color-black: #121212;
  
  /* Background gradients */
  --gradient-primary: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  --gradient-secondary: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-light));
  --gradient-tertiary: linear-gradient(135deg, var(--color-tertiary), var(--color-tertiary-light));
  --gradient-dark: linear-gradient(135deg, var(--color-dark-gray), var(--color-black));
  
  /* Typography */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  
  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 999px;
  
  /* 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);
  --shadow-xl: 0 16px 32px rgba(0, 0, 0, 0.15);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-medium: 0.25s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

/* Reset & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

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

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

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

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

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

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
}

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

ul, ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-md);
}

/* Container */
.container {
  width: 90%;
  max-width: 1200px;
  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-lg);
  position: relative;
}

.section-title::after {
  content: "";
  display: block;
  width: 80px;
  height: 4px;
  background-color: var(--color-primary);
  margin: var(--space-sm) auto 0;
  border-radius: var(--radius-full);
}

/* Button Styles */
.btn, 
button, 
input[type="submit"] {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  transition: all var(--transition-medium);
  box-shadow: var(--shadow-sm);
}

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

.btn.primary, 
button.primary, 
input[type="submit"].primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn.primary:hover, 
button.primary:hover, 
input[type="submit"].primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

.btn.secondary, 
button.secondary, 
input[type="submit"].secondary {
  background-color: var(--color-secondary);
  color: var(--color-white);
  border-color: var(--color-secondary);
}

.btn.secondary:hover, 
button.secondary:hover, 
input[type="submit"].secondary:hover {
  background-color: var(--color-secondary-dark);
  border-color: var(--color-secondary-dark);
}

.btn.outline, 
button.outline, 
input[type="submit"].outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn.outline:hover, 
button.outline:hover, 
input[type="submit"].outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

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

.header.scrolled {
  padding: 0.5rem 0;
  background-color: var(--color-white);
  box-shadow: var(--shadow-md);
}

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

.logo a {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo h1 {
  font-size: 1.5rem;
  margin-bottom: 0;
  color: var(--color-primary);
}

.main-nav ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-md);
}

.main-nav a {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--color-dark-gray);
  text-decoration: none;
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--transition-fast);
}

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

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

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

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

.burger-menu .line {
  width: 100%;
  height: 3px;
  background-color: var(--color-dark-gray);
  transition: all var(--transition-medium);
}

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

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  text-align: left;
}

.hero h1, 
.hero p {
  color: var(--color-white);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

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

.hero p {
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
}

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

/* Card Styles */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  height: 100%;
  display: flex;
  flex-direction: column;
}

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

.card-image {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  padding: 0;
}

.image-container {
  width: 100%;
  height: 250px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.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(--space-md);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card-content h3 {
  margin-top: 0;
  font-size: 1.5rem;
}

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

.card-content .btn {
  align-self: flex-start;
  margin-top: auto;
}

/* Courses Timeline */
.courses {
  padding: var(--space-xl) 0;
  background-color: var(--color-light);
}

.timeline {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 4px;
  height: 100%;
  background-color: var(--color-primary);
  transform: translateX(-50%);
}

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

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 70px;
  width: 20px;
  height: 20px;
  background-color: var(--color-primary);
  border-radius: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.timeline-content {
  width: 45%;
  margin-left: auto;
}

.timeline-item:nth-child(even) .timeline-content {
  margin-left: 0;
  margin-right: auto;
}

/* Benefits Section */
.benefits {
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--color-white);
  padding: var(--space-xl) 0;
}

.benefits::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7));
  z-index: 1;
}

.benefits .container {
  position: relative;
  z-index: 2;
}

.benefits h2,
.benefits h3,
.benefits p {
  color: var(--color-white);
}

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

.benefit-card {
  background-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

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

/* Resources Section */
.resources {
  background-color: var(--color-light);
  padding: var(--space-xl) 0;
}

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

.resource-card {
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Team Section */
.team {
  background-color: var(--color-white);
  padding: var(--space-xl) 0;
}

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

.team-member {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.team-member .card-image {
  border-radius: 50%;
  width: 200px;
  height: 200px;
  margin: 0 auto var(--space-md);
  overflow: hidden;
}

.team-member .image-container {
  border-radius: 50%;
  width: 100%;
  height: 100%;
}

.team-member img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-member h3 {
  margin-bottom: 0.25rem;
}

.position {
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

/* Behind The Scenes Section */
.behind-scenes {
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--color-white);
  padding: var(--space-xl) 0;
}

.behind-scenes::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7));
  z-index: 1;
}

.behind-scenes .container {
  position: relative;
  z-index: 2;
}

.behind-scenes h2,
.behind-scenes h3,
.behind-scenes p {
  color: var(--color-white);
}

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

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

.accordion {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  overflow: hidden;
}

.accordion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md);
  cursor: pointer;
  background-color: rgba(255, 255, 255, 0.1);
  transition: background-color var(--transition-fast);
}

.accordion-header:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.accordion-header h3 {
  margin-bottom: 0;
  font-size: 1.25rem;
}

.accordion-icon {
  font-size: 1.5rem;
  transition: transform var(--transition-medium);
}

.accordion.active .accordion-icon {
  transform: rotate(45deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-medium);
  padding: 0 var(--space-md);
}

.accordion.active .accordion-content {
  max-height: 500px;
  padding: var(--space-md);
  padding-top: 0;
}

/* Press Section */
.press {
  background-color: var(--color-light);
  padding: var(--space-xl) 0;
}

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

.press-item {
  background-color: var(--color-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);
}

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

blockquote {
  position: relative;
  font-style: italic;
  padding-left: var(--space-md);
  border-left: 4px solid var(--color-primary);
}

blockquote p {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}

blockquote cite {
  display: block;
  font-style: normal;
  font-weight: bold;
  text-align: right;
  color: var(--color-gray);
}

/* Contact Section */
.contact {
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--color-white);
  padding: var(--space-xl) 0;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7));
  z-index: 1;
}

.contact .container {
  position: relative;
  z-index: 2;
}

.contact h2,
.contact h3,
.contact p {
  color: var(--color-white);
}

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  max-width: 1000px;
  margin: 0 auto;
}

.contact-info ul {
  list-style: none;
  padding: 0;
}

.contact-info li {
  margin-bottom: var(--space-sm);
}

.contact-form {
  background-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.3);
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  font-family: var(--font-body);
}

.form-group input::placeholder,
.form-group select::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(51, 153, 255, 0.25);
}

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

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: var(--space-md);
}

.footer h3,
.footer h4 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
  font-size: 1.25rem;
}

.footer p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-md);
}

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

.footer-links li,
.footer-social li {
  margin-bottom: var(--space-xs);
}

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

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

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

.footer-newsletter form {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.footer-newsletter input {
  flex-grow: 1;
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  border: none;
  min-width: 200px;
}

.footer-bottom {
  text-align: center;
}

.footer-bottom p {
  margin-bottom: 0;
  font-size: 0.875rem;
  opacity: 0.7;
}

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

@keyframes slideInUp {
  from {
    transform: translateY(30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes scaleIn {
  from {
    transform: scale(0.95);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

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

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

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

/* Privacy & Terms pages */
.privacy-page,
.terms-page {
  padding-top: 100px;
  padding-bottom: var(--space-xl);
}

.privacy-content,
.terms-content {
  max-width: 800px;
  margin: 0 auto;
}

/* Media Queries */
@media (max-width: 992px) {
  .timeline::before {
    left: 30px;
  }
  
  .timeline-dot {
    left: 30px;
  }
  
  .timeline-content {
    width: calc(100% - 60px);
    margin-left: 60px;
  }
  
  .timeline-item:nth-child(even) .timeline-content {
    margin-left: 60px;
    margin-right: 0;
  }
  
  .contact-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .container {
    width: 95%;
  }
  
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: var(--shadow-md);
    padding: var(--space-md) 0;
  }
  
  .main-nav.active {
    display: block;
  }
  
  .main-nav ul {
    flex-direction: column;
    align-items: center;
  }
  
  .main-nav li {
    margin-bottom: var(--space-sm);
  }
  
  .burger-menu {
    display: flex;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .hero-buttons .btn {
    width: 100%;
    margin-bottom: var(--space-sm);
  }
  
  .timeline-item {
    margin-bottom: var(--space-lg);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .footer-links ul {
    columns: 2;
  }
}

@media (max-width: 576px) {
  html {
    font-size: 14px;
  }
  
  .card {
    margin-bottom: var(--space-md);
  }
  
  .benefits-grid,
  .resources-grid,
  .team-grid,
  .press-grid {
    grid-template-columns: 1fr;
  }
}

/* AOS Integration */
[data-aos] {
  opacity: 0;
  transition-property: opacity, transform;
  transition-duration: 1000ms;
}

[data-aos="fade-up"] {
  transform: translateY(30px);
}

[data-aos="fade-down"] {
  transform: translateY(-30px);
}

[data-aos="fade-left"] {
  transform: translateX(30px);
}

[data-aos="fade-right"] {
  transform: translateX(-30px);
}

[data-aos="zoom-in"] {
  transform: scale(0.9);
}

[data-aos].aos-animate {
  opacity: 1;
  transform: translate(0) scale(1);
}