/* CSS Variables - Analogous Color Scheme */
:root {
  /* Primary Colors (Blue-Purple Analogous) */
  --primary-blue: #2563eb;
  --primary-purple: #7c3aed;
  --primary-indigo: #4f46e5;
  
  /* Secondary Colors */
  --secondary-cyan: #06b6d4;
  --secondary-violet: #8b5cf6;
  --secondary-blue-light: #3b82f6;
  
  /* Accent Colors */
  --accent-pink: #ec4899;
  --accent-rose: #f43f5e;
  --accent-purple-light: #a855f7;
  
  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --black: #000000;
  
  /* Gradient Backgrounds */
  --gradient-primary: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
  --gradient-secondary: linear-gradient(135deg, var(--secondary-cyan), var(--secondary-violet));
  --gradient-accent: linear-gradient(135deg, var(--accent-pink), var(--accent-purple-light));
  --gradient-dark: linear-gradient(135deg, var(--gray-800), var(--gray-900));
  
  /* Dark Overlay */
  --overlay-dark: rgba(0, 0, 0, 0.5);
  --overlay-light: rgba(255, 255, 255, 0.1);
  
  /* Typography */
  --font-heading: 'Archivo Black', sans-serif;
  --font-body: 'Roboto', sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
  
  /* Glass Effect */
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-backdrop: blur(10px);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  line-height: 1.6;
  color: var(--gray-800);
  background-color: var(--white);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--gray-900);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h5 { font-size: clamp(1.125rem, 2vw, 1.25rem); }
h6 { font-size: clamp(1rem, 1.5vw, 1.125rem); }

p {
  margin-bottom: var(--space-md);
  color: var(--gray-600);
  font-size: 1.125rem;
}

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

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

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

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-md);
  }
}

/* Global Button Styles */
.btn, button, input[type='submit'] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: var(--shadow-md);
  min-width: 140px;
}

.btn:hover, button:hover, input[type='submit']:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

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

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

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

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

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

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

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-200);
  z-index: 1000;
  transition: var(--transition-normal);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.brand-link {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--primary-blue);
  font-weight: 400;
}

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

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

.nav-link {
  color: var(--gray-700);
  font-weight: 500;
  position: relative;
}

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

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

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--gray-700);
  transition: var(--transition-normal);
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-list {
    flex-direction: column;
    padding: var(--space-lg);
    gap: var(--space-md);
  }
}

/* Hero Section */
.hero-section {
  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-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--overlay-dark);
  z-index: 1;
}

.hero-container {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  color: var(--white) !important;
  margin-bottom: var(--space-lg);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--white) !important;
  margin-bottom: var(--space-xl);
  line-height: 1.6;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

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

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  position: relative;
  display: inline-block;
  margin-bottom: var(--space-md);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--gray-600);
  margin-bottom: 0;
}

/* History Section */
.history-section {
  padding: var(--space-3xl) 0;
  background: var(--gray-50);
}

.history-timeline {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
}

.timeline-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-3xl);
  align-items: center;
}

.timeline-item:nth-child(even) {
  direction: rtl;
}

.timeline-item:nth-child(even) > * {
  direction: ltr;
}

.timeline-content {
  background: var(--white);
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  position: relative;
}

.timeline-year {
  display: inline-block;
  background: var(--gradient-primary);
  color: var(--white);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-md);
  font-weight: 700;
  margin-bottom: var(--space-md);
  font-size: 0.875rem;
}

.timeline-image {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.timeline-image img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: var(--transition-slow);
}

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

@media (max-width: 768px) {
  .timeline-item {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .timeline-item:nth-child(even) {
    direction: ltr;
  }
}

/* Portfolio Section */
.portfolio-section {
  padding: var(--space-3xl) 0;
}

.portfolio-carousel {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.portfolio-track {
  display: flex;
  gap: var(--space-lg);
  transition: transform var(--transition-slow);
  padding: var(--space-md);
}

.portfolio-card {
  flex: 0 0 350px;
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.portfolio-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-2xl);
}

.card-image {
  width: 100%;
  height: 220px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
  margin: 0 auto;
}

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

.card-content {
  padding: var(--space-lg);
  text-align: center;
  flex-grow: 1;
}

.card-content h3 {
  margin-bottom: var(--space-md);
  color: var(--gray-900);
}

.card-content p {
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
}

.game-features {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  justify-content: center;
}

.feature-tag {
  background: var(--gradient-primary);
  color: var(--white);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 500;
}

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

.carousel-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: var(--white);
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-btn:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

/* Process Section */
.process-section {
  padding: var(--space-3xl) 0;
  background: var(--gray-50);
}

.process-accordion {
  max-width: 900px;
  margin: 0 auto;
}

.accordion-item {
  background: var(--white);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

.accordion-item:hover {
  box-shadow: var(--shadow-lg);
}

.accordion-header {
  display: flex;
  align-items: center;
  padding: var(--space-lg);
  cursor: pointer;
  background: var(--white);
  transition: var(--transition-normal);
}

.accordion-header:hover {
  background: var(--gray-50);
}

.process-number {
  background: var(--gradient-primary);
  color: var(--white);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-right: var(--space-md);
  font-size: 1.1rem;
}

.accordion-header h3 {
  flex-grow: 1;
  margin: 0;
  color: var(--gray-900);
}

.accordion-icon {
  font-size: 1.5rem;
  color: var(--primary-blue);
  transition: var(--transition-normal);
}

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

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.accordion-item.active .accordion-content {
  max-height: 500px;
}

.process-detail {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-xl);
  padding: 0 var(--space-lg) var(--space-lg);
  align-items: center;
}

.process-text p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.6;
}

.process-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.process-image img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .process-detail {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

/* Case Studies Section */
.case-studies-section {
  padding: var(--space-3xl) 0;
}

.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
  gap: var(--space-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.case-study-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.case-study-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-2xl);
}

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

.case-study-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  margin: 0 auto;
}

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

.metrics {
  display: flex;
  gap: var(--space-xl);
  margin: var(--space-lg) 0;
  justify-content: center;
}

.metric {
  text-align: center;
}

.metric-number {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--primary-blue);
  margin-bottom: var(--space-xs);
}

.metric-label {
  font-size: 0.875rem;
  color: var(--gray-600);
  text-transform: uppercase;
  font-weight: 500;
}

/* Instructors Section */
.instructors-section {
  padding: var(--space-3xl) 0;
  background: var(--gray-50);
}

.instructors-slider {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
}

.slider-track {
  display: flex;
  gap: var(--space-xl);
  justify-content: center;
  flex-wrap: wrap;
}

.instructor-card {
  flex: 0 0 300px;
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.instructor-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-2xl);
}

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

.instructor-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  margin: 0 auto;
}

.instructor-card .card-content {
  padding: var(--space-lg);
  text-align: center;
}

.role {
  color: var(--primary-blue);
  font-weight: 600;
  margin-bottom: var(--space-md);
  font-size: 1rem;
}

.slider-indicators {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

.indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gray-300);
  cursor: pointer;
  transition: var(--transition-normal);
}

.indicator.active {
  background: var(--primary-blue);
}

/* Blog Section */
.blog-section {
  padding: var(--space-3xl) 0;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.blog-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-2xl);
}

.blog-image {
  width: 100%;
  height: 220px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.blog-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
  margin: 0 auto;
}

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

.blog-content {
  padding: var(--space-lg);
  text-align: center;
}

.blog-meta {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  font-size: 0.875rem;
  color: var(--gray-500);
  justify-content: center;
}

.blog-category {
  background: var(--primary-blue);
  color: var(--white);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-md);
  font-weight: 500;
}

.blog-content h3 {
  margin-bottom: var(--space-md);
}

.read-more {
  display: inline-flex;
  align-items: center;
  background: var(--gradient-primary);
  color: var(--white);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-lg);
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition-normal);
  margin-top: var(--space-md);
}

.read-more:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--white);
}

/* Media Section */
.media-section {
  padding: var(--space-3xl) 0;
  background: var(--gray-50);
}

.media-gallery {
  max-width: 1200px;
  margin: 0 auto;
}

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

.gallery-item {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
  height: 250px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-item:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-xl);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
  margin: 0 auto;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

/* Resources Section */
.resources-section {
  padding: var(--space-3xl) 0;
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  max-width: 1000px;
  margin: 0 auto;
}

.resource-card {
  background: var(--white);
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  text-align: center;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.resource-icon {
  margin-bottom: var(--space-lg);
}

.animated-icon {
  font-size: 3rem;
  animation: float 3s ease-in-out infinite;
}

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

.resource-link {
  background: var(--gradient-primary);
  color: var(--white);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-lg);
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition-normal);
  margin-top: auto;
}

.resource-link:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--white);
}

/* Sustainability Section */
.sustainability-section {
  padding: var(--space-3xl) 0;
  background: var(--gray-50);
}

.sustainability-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  max-width: 1000px;
  margin: 0 auto;
}

.sustainability-card {
  background: var(--white);
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  text-align: center;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.sustainability-icon {
  margin-bottom: var(--space-lg);
}

/* Contact Section */
.contact-section {
  padding: var(--space-3xl) 0;
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  max-width: 1000px;
  margin: 0 auto;
  align-items: start;
}

.contact-info {
  padding: var(--space-xl);
}

.contact-item {
  margin-bottom: var(--space-xl);
}

.contact-item h3,
.contact-item h4 {
  color: var(--gray-900);
  margin-bottom: var(--space-sm);
}

.contact-form-container {
  background: var(--white);
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--space-md);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-normal);
  background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.submit-btn {
  align-self: flex-start;
}

@media (max-width: 768px) {
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

/* Footer */
.footer {
  background: var(--gray-900);
  color: var(--white);
  padding: var(--space-3xl) 0 var(--space-lg);
}

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

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

.footer-brand p {
  color: var(--gray-300);
  margin-bottom: 0;
}

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

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

.footer-links a {
  color: var(--gray-300);
  transition: var(--transition-normal);
}

.footer-links a:hover {
  color: var(--white);
  padding-left: var(--space-xs);
}

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

.social-links a {
  color: var(--gray-300);
  font-weight: 500;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--gray-700);
  border-radius: var(--radius-lg);
  transition: var(--transition-normal);
  text-decoration: none;
}

.social-links a:hover {
  color: var(--white);
  border-color: var(--primary-blue);
  background: var(--primary-blue);
  transform: translateY(-2px);
}

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--gray-700);
  text-align: center;
}

.footer-disclaimer {
  background: rgba(255, 255, 255, 0.05);
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
}

.footer-disclaimer p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--gray-400);
}

.footer-copyright {
  color: var(--gray-400);
  font-size: 0.9rem;
}

.footer-copyright p {
  margin: 0;
}

/* Success Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn var(--transition-normal);
}

.modal-content {
  background: var(--white);
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  text-align: center;
  max-width: 400px;
  margin: var(--space-lg);
  position: relative;
  animation: slideIn var(--transition-normal);
}

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

@keyframes slideIn {
  from { transform: translateY(-50px) scale(0.9); opacity: 0; }
  to { transform: translateY(0) scale(1); opacity: 1; }
}

.close-modal {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--gray-500);
  transition: var(--transition-normal);
}

.close-modal:hover {
  color: var(--gray-800);
}

.success-content {
  padding: var(--space-lg) 0;
}

.success-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto var(--space-lg);
}

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

.success-container {
  background: var(--white);
  padding: var(--space-3xl);
  border-radius: var(--radius-2xl);
  text-align: center;
  max-width: 500px;
  box-shadow: var(--shadow-2xl);
}

/* Privacy and Terms Pages */
.legal-page {
  padding-top: 100px;
  padding-bottom: var(--space-3xl);
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.legal-content h1 {
  text-align: center;
  margin-bottom: var(--space-xl);
  color: var(--gray-900);
}

.legal-content h2 {
  color: var(--primary-blue);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.legal-content p,
.legal-content li {
  color: var(--gray-700);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.legal-content ul {
  margin-left: var(--space-lg);
  margin-bottom: var(--space-md);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }

/* Responsive Design */
@media (max-width: 1024px) {
  .container {
    padding: 0 var(--space-md);
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .case-studies-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --space-3xl: 3rem;
    --space-2xl: 2rem;
  }
  
  .hero-content {
    text-align: center;
  }
  
  .hero-subtitle {
    font-size: 1.125rem;
  }
  
  .section-header {
    margin-bottom: var(--space-2xl);
  }
  
  .timeline-item {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .portfolio-track {
    flex-direction: column;
    align-items: center;
  }
  
  .portfolio-card {
    flex: 0 0 auto;
    max-width: 400px;
    width: 100%;
  }
  
  .slider-track {
    flex-direction: column;
    align-items: center;
  }
  
  .instructor-card {
    max-width: 350px;
    width: 100%;
  }
  
  .blog-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .metrics {
    flex-direction: column;
    gap: var(--space-md);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-sm);
  }
  
  .navbar {
    padding: var(--space-md) var(--space-sm);
  }
  
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-buttons .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .card-content,
  .blog-content,
  .contact-form-container {
    padding: var(--space-md);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    text-align: center;
  }
  
  .social-links {
    justify-content: center;
  }
}

/* Smooth Animations */
.parallax-bg {
  background-attachment: fixed;
}

@media (max-width: 768px) {
  .parallax-bg {
    background-attachment: scroll;
  }
}

/* AOS Animation Overrides */
[data-aos] {
  opacity: 0;
  transition-property: transform, opacity;
}

[data-aos].aos-animate {
  opacity: 1;
}

/* Performance Optimizations */
* {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* Focus States for Accessibility */
button:focus,
input:focus,
textarea:focus,
select:focus,
a:focus {
  outline: 2px solid var(--primary-blue);
  outline-offset: 2px;
}

/* High Contrast Support */
@media (prefers-contrast: high) {
  :root {
    --primary-blue: #1d4ed8;
    --primary-purple: #6d28d9;
    --gray-600: #374151;
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  .parallax-bg {
    background-attachment: scroll;
  }
}