/* CSS Variables */
:root {
  /* Colors - Pastel Futuristic Palette */
  --primary-color: #a7c5ff;
  --primary-dark: #6fa0ff;
  --secondary-color: #ffa7d5;
  --secondary-dark: #ff7ac7;
  --accent-color: #a7ffc5;
  --accent-dark: #7fff9f;
  --background-color: #f8faff;
  --surface-color: #ffffff;
  --text-primary: #2d3436;
  --text-secondary: #636e72;
  --text-light: #b2bec3;
  --text-white: #ffffff;
  --border-color: #e8efff;
  --shadow-light: rgba(167, 197, 255, 0.15);
  --shadow-medium: rgba(167, 197, 255, 0.25);
  --shadow-heavy: rgba(167, 197, 255, 0.35);
  --gradient-primary: linear-gradient(135deg, #a7c5ff 0%, #ffa7d5 100%);
  --gradient-secondary: linear-gradient(135deg, #a7ffc5 0%, #a7c5ff 100%);
  --gradient-overlay: linear-gradient(135deg, rgba(167, 197, 255, 0.9) 0%, rgba(255, 167, 213, 0.9) 100%);
  
  /* Typography */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background-color);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 var(--spacing-md) 0;
  color: var(--text-primary);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
  margin: 0 0 var(--spacing-md) 0;
  color: var(--text-secondary);
}

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

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

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: var(--font-heading);
  font-size: var(--font-size-base);
  font-weight: 500;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  background: var(--gradient-primary);
  color: var(--text-white);
  box-shadow: 0 4px 15px var(--shadow-light);
  transform: translateY(0);
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: var(--transition-slow);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow-medium);
}

.btn:hover::before {
  left: 100%;
}

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

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

.btn-outline {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  backdrop-filter: blur(10px);
}

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

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: var(--font-size-sm);
}

.btn-full {
  width: 100%;
}

/* Cards */
.card {
  background: var(--surface-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px var(--shadow-light);
  overflow: hidden;
  transition: var(--transition-base);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px var(--shadow-medium);
}

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

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

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

.card-content {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(248, 250, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-base);
}

.navbar {
  padding: var(--spacing-sm) 0;
}

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

.navbar-brand {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--primary-color);
}

.navbar-menu {
  display: flex;
  align-items: center;
}

.navbar-nav {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--text-primary);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
}

.nav-link:hover {
  color: var(--primary-color);
  background: rgba(167, 197, 255, 0.1);
}

.navbar-burger {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.navbar-burger span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  transition: var(--transition-base);
  border-radius: var(--radius-sm);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-overlay);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: var(--spacing-3xl) 0;
}

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  color: var(--text-white);
  text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-2xl);
  color: var(--text-white);
  opacity: 0.9;
  animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease-out 0.4s both;
}

/* Sections */
.section {
  padding: var(--spacing-3xl) 0;
  position: relative;
}

.section:nth-child(even) {
  background: linear-gradient(135deg, rgba(167, 197, 255, 0.05) 0%, rgba(255, 167, 213, 0.05) 100%);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Research Section */
.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
}

.research-card {
  background: var(--surface-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 30px var(--shadow-light);
  transition: var(--transition-base);
}

.research-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px var(--shadow-medium);
}

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

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--gradient-primary);
  transform: translateX(-50%);
}

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

.timeline-item:nth-child(odd) {
  flex-direction: row-reverse;
}

.timeline-marker {
  width: 20px;
  height: 20px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  box-shadow: 0 0 20px var(--shadow-medium);
  z-index: 2;
}

.timeline-content {
  background: var(--surface-color);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px var(--shadow-light);
  width: 45%;
  position: relative;
}

.timeline-date {
  color: var(--primary-color);
  font-weight: 600;
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-sm);
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: start;
}

.contact-form-container {
  background: var(--surface-color);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px var(--shadow-light);
}

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

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  transition: var(--transition-base);
  background: var(--surface-color);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(167, 197, 255, 0.2);
}

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

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

.detail-item {
  padding: var(--spacing-md);
  background: rgba(167, 197, 255, 0.1);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-color);
}

/* Testimonials Section */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
}

.testimonial-card {
  background: var(--surface-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 30px var(--shadow-light);
  transition: var(--transition-base);
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px var(--shadow-medium);
}

.testimonial-card .card-image {
  height: 200px;
}

.testimonial-text {
  font-style: italic;
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-lg);
  color: var(--text-secondary);
}

.testimonial-author {
  text-align: left;
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-md);
}

.testimonial-author strong {
  display: block;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.testimonial-author span {
  color: var(--text-light);
  font-size: var(--font-size-sm);
}

/* Accolades Section */
.accolades-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.accolade-item {
  background: var(--surface-color);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: 0 10px 30px var(--shadow-light);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.accolade-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

.accolade-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px var(--shadow-medium);
}

.accolade-year {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--primary-color);
  margin-top: var(--spacing-md);
}

/* Pricing Section */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--surface-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 30px var(--shadow-light);
  transition: var(--transition-base);
  position: relative;
}

.pricing-card.featured {
  transform: scale(1.05);
  box-shadow: 0 20px 40px var(--shadow-medium);
}

.pricing-card.featured::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px var(--shadow-medium);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-5px);
}

.pricing-header {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-lg);
  position: relative;
}

.pricing-header h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-md);
}

.price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: var(--spacing-xs);
}

.currency {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
}

.amount {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--primary-color);
}

.period {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
}

.badge {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  background: var(--gradient-primary);
  color: var(--text-white);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
}

.features-list {
  list-style: none;
  padding: 0 var(--spacing-lg) var(--spacing-xl);
  margin: 0;
}

.features-list li {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-color);
  position: relative;
  padding-left: var(--spacing-lg);
}

.features-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: 700;
}

.features-list li:last-child {
  border-bottom: none;
}

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

.resource-card {
  background: var(--surface-color);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: 0 10px 30px var(--shadow-light);
  transition: var(--transition-base);
}

.resource-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px var(--shadow-medium);
}

/* Footer */
.footer {
  background: linear-gradient(135deg, var(--text-primary) 0%, #1e272e 100%);
  color: var(--text-white);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

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

.footer-section h3,
.footer-section h4 {
  color: var(--text-white);
  margin-bottom: var(--spacing-md);
}

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

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

.footer-section ul li a {
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition-base);
}

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

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

.social-links a {
  color: rgba(255, 255, 255, 0.8);
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
  text-decoration: none;
}

.social-links a:hover {
  color: var(--primary-color);
  background: rgba(167, 197, 255, 0.1);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
}

/* Modals */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 10000;
  backdrop-filter: blur(5px);
}

.modal-content {
  background: var(--surface-color);
  margin: 5% auto;
  padding: 0;
  border-radius: var(--radius-lg);
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px var(--shadow-heavy);
  animation: modalSlideIn 0.3s ease-out;
}

.modal-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  margin: 0;
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  font-size: var(--font-size-2xl);
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition-base);
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: var(--spacing-lg);
}

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

.success-content {
  background: var(--surface-color);
  padding: var(--spacing-3xl);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: 0 20px 40px var(--shadow-heavy);
  max-width: 500px;
  width: 100%;
}

/* Page Content */
.page-content {
  padding-top: 100px;
  min-height: 100vh;
}

.page-content .container {
  max-width: 800px;
  padding: var(--spacing-3xl) var(--spacing-md);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

.floating {
  animation: float 3s ease-in-out infinite;
}

/* Responsive Design */
@media (max-width: 768px) {
  .navbar-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface-color);
    box-shadow: 0 10px 30px var(--shadow-light);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    padding: var(--spacing-lg);
  }
  
  .navbar-menu.active {
    display: block;
  }
  
  .navbar-nav {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .navbar-burger {
    display: flex;
  }
  
  .navbar-burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .navbar-burger.active span:nth-child(2) {
    opacity: 0;
  }
  
  .navbar-burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
  
  .hero-title {
    font-size: var(--font-size-3xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-base);
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .timeline::before {
    left: 20px;
  }
  
  .timeline-item {
    flex-direction: row;
    padding-left: 50px;
  }
  
  .timeline-marker {
    left: 20px;
    transform: translateX(-50%);
  }
  
  .timeline-content {
    width: 100%;
  }
  
  .research-grid,
  .testimonials-grid,
  .accolades-grid,
  .pricing-grid,
  .resources-grid {
    grid-template-columns: 1fr;
  }
  
  .pricing-card.featured {
    transform: none;
  }
  
  .pricing-card.featured:hover {
    transform: translateY(-5px);
  }
  
  .section {
    padding: var(--spacing-2xl) 0;
  }
  
  .section-title {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .hero-title {
    font-size: var(--font-size-2xl);
  }
  
  .section-title {
    font-size: var(--font-size-2xl);
  }
  
  .card-content {
    padding: var(--spacing-md);
  }
  
  .contact-form-container {
    padding: var(--spacing-lg);
  }
  
  .modal-content {
    width: 95%;
    margin: 10% auto;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* High Contrast */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #0066cc;
    --text-primary: #000000;
    --text-secondary: #333333;
    --border-color: #666666;
  }
}

/* Print Styles */
@media print {
  .header,
  .navbar-burger,
  .btn,
  .modal {
    display: none !important;
  }
  
  .hero {
    background: none !important;
    color: #000 !important;
  }
  
  .section {
    break-inside: avoid;
  }
}