/* CoLabChain.ai - Modern Blockchain Academy Website */

/* CSS Custom Properties & Reset */
:root {
  --primary-color: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #8b5cf6;
  --secondary-color: #10b981;
  --secondary-dark: #059669;
  --accent-color: #f59e0b;
  --accent-dark: #d97706;
  --bg-dark: #0f172a;
  --bg-dark-secondary: #1e293b;
  --bg-light: #f8fafc;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --text-light: #f1f5f9;
  --border-color: #e2e8f0;
  --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  --gradient-secondary: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --gradient-accent: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  --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);
  --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-light);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--text-primary);
}

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-accent {
  color: var(--accent-color);
}

/* Container & Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 5rem 0;
}

.section-dark {
  background: var(--bg-dark);
  color: var(--text-light);
}

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition-base);
}

.header.scrolled {
  background: rgba(15, 23, 42, 0.98);
  box-shadow: var(--shadow-lg);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-light);
  text-decoration: none;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: var(--gradient-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  color: var(--text-light);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-base);
  position: relative;
}

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

.nav-link.active {
  color: var(--primary-color);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width 0.3s ease;
}

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

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

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-light);
  transition: var(--transition-base);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-base);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

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

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

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

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

.btn-ghost {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-light);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.2);
}

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

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: var(--bg-dark);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  z-index: 1;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(3rem, 6vw, 5rem);
  margin-bottom: 1.5rem;
  color: var(--text-light);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  margin-bottom: 2rem;
  color: rgba(241, 245, 249, 0.9);
  font-weight: 400;
  line-height: 1.4;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.hero-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--primary-color);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
}

/* Features Section */
.features {
  padding: 6rem 0;
  background: var(--bg-light);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.feature-card {
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  border: 1px solid var(--border-color);
}

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

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: white;
  font-size: 1.5rem;
}

.feature-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.feature-description {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Comparison Table */
.comparison {
  background: var(--bg-dark);
  padding: 6rem 0;
}

.comparison-table {
  background: white;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  margin-top: 3rem;
}

.comparison-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--gradient-primary);
  color: white;
  padding: 2rem;
  text-align: center;
}

.comparison-header h3 {
  font-size: 1.5rem;
  margin: 0;
}

.comparison-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.comparison-column {
  padding: 2rem;
}

.comparison-column:first-child {
  border-right: 1px solid var(--border-color);
}

.comparison-item {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.comparison-item:last-child {
  border-bottom: none;
}

.comparison-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 600;
  flex-shrink: 0;
}

.comparison-icon.positive {
  background: var(--secondary-color);
  color: white;
}

.comparison-icon.negative {
  background: #ef4444;
  color: white;
}

/* Program Flow */
.program-flow {
  padding: 6rem 0;
  background: var(--bg-light);
}

.flow-timeline {
  position: relative;
  margin-top: 3rem;
}

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

.flow-item {
  display: flex;
  align-items: center;
  margin-bottom: 3rem;
  position: relative;
}

.flow-item:nth-child(even) {
  flex-direction: row-reverse;
}

.flow-item:nth-child(even) .flow-content {
  text-align: right;
}

.flow-content {
  flex: 1;
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
  margin: 0 3rem;
  position: relative;
}

.flow-content::before {
  content: '';
  position: absolute;
  top: 50%;
  width: 0;
  height: 0;
  border: 15px solid transparent;
  transform: translateY(-50%);
}

.flow-item:nth-child(odd) .flow-content::before {
  right: -30px;
  border-left-color: white;
}

.flow-item:nth-child(even) .flow-content::before {
  left: -30px;
  border-right-color: white;
}

.flow-step {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 1.25rem;
  z-index: 10;
  box-shadow: var(--shadow-lg);
}

.flow-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.flow-description {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.flow-tokens {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--gradient-accent);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  font-size: 0.875rem;
  font-weight: 600;
}

/* Curriculum */
.curriculum {
  background: var(--bg-dark);
  padding: 6rem 0;
}

.curriculum-table {
  background: white;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  margin-top: 3rem;
}

.curriculum-table table {
  width: 100%;
  border-collapse: collapse;
}

.curriculum-table th,
.curriculum-table td {
  padding: 1.5rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.curriculum-table th {
  background: var(--gradient-primary);
  color: white;
  font-weight: 600;
}

.curriculum-table tr:hover {
  background: var(--bg-light);
}

.week-number {
  font-weight: 700;
  color: var(--primary-color);
  font-size: 1.25rem;
}

.deliverable-badge {
  display: inline-block;
  background: var(--gradient-secondary);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  margin-top: 0.5rem;
}

/* Token Model */
.token-model {
  padding: 6rem 0;
  background: var(--bg-light);
}

.token-distribution {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.token-slice {
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.token-slice::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-primary);
}

.token-percentage {
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.token-label {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.token-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Testimonials */
.testimonials {
  background: var(--bg-dark);
  padding: 6rem 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.05);
  padding: 2rem;
  border-radius: 1rem;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: -10px;
  left: 20px;
  font-size: 4rem;
  color: var(--primary-color);
  font-weight: 700;
}

.testimonial-content {
  color: var(--text-light);
  font-size: 1.125rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 1.25rem;
}

.testimonial-info h4 {
  color: var(--text-light);
  margin-bottom: 0.25rem;
}

.testimonial-info p {
  color: var(--primary-color);
  font-size: 0.9rem;
  margin: 0;
}

/* FAQ */
.faq {
  padding: 6rem 0;
  background: var(--bg-light);
}

.faq-list {
  margin-top: 3rem;
}

.faq-item {
  background: white;
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 1rem;
  overflow: hidden;
}

.faq-question {
  padding: 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: white;
  border: none;
  width: 100%;
  text-align: left;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: var(--transition-base);
}

.faq-question:hover {
  background: var(--bg-light);
}

.faq-icon {
  color: var(--primary-color);
  transition: var(--transition-base);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
  padding: 0 1.5rem 1.5rem;
  max-height: 200px;
}

.faq-answer p {
  margin: 0;
  color: var(--text-secondary);
}

/* CTA Section */
.cta-section {
  background: var(--bg-dark);
  padding: 6rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  z-index: 1;
}

.cta-content {
  position: relative;
  z-index: 2;
}

.cta-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--text-light);
  margin-bottom: 1.5rem;
}

.cta-subtitle {
  font-size: 1.25rem;
  color: rgba(241, 245, 249, 0.8);
  margin-bottom: 2rem;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-deadline {
  margin-top: 2rem;
  padding: 1rem 2rem;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid var(--accent-color);
  border-radius: 1rem;
  display: inline-block;
  color: var(--accent-color);
  font-weight: 600;
}

.cta-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-item strong {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
}

.stat-item span {
  color: rgba(241, 245, 249, 0.8);
  font-size: 0.9rem;
}

/* Footer */
.footer {
  background: var(--bg-dark-secondary);
  padding: 3rem 0 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: rgba(241, 245, 249, 0.7);
  text-decoration: none;
  transition: var(--transition-base);
}

.footer-links a:hover {
  color: var(--primary-color);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(241, 245, 249, 0.7);
}

.social-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 1rem;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  text-decoration: none;
  transition: var(--transition-base);
}

.social-link:hover {
  background: var(--primary-color);
  transform: translateY(-2px);
}

/* Dreamers Page Specific Styles */
.pathway-container {
  margin-top: 3rem;
}

.pathway-track {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.pathway-stage {
  text-align: center;
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
  min-width: 150px;
}

.stage-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  color: white;
  font-size: 1.5rem;
}

.pathway-stage h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.pathway-stage p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0;
}

.pathway-arrow {
  font-size: 2rem;
  color: var(--primary-color);
  font-weight: 700;
}

.success-stories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.story-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 1rem;
  overflow: hidden;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.story-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.story-content {
  padding: 1.5rem;
}

.story-content h3 {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.story-content p {
  color: rgba(241, 245, 249, 0.8);
  margin-bottom: 1.5rem;
  font-style: italic;
}

.story-metrics {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.metric {
  background: var(--primary-color);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  font-size: 0.875rem;
  font-weight: 600;
}

.story-author {
  color: var(--primary-color);
  font-weight: 600;
  font-size: 0.9rem;
}

.idea-canvas {
  max-width: 800px;
  margin: 0 auto;
}

.canvas-form {
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-lg);
}

.form-section {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}

.form-section:last-child {
  border-bottom: none;
}

.form-section h3 {
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.checkbox-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary-color);
}

.form-actions {
  text-align: center;
  margin-top: 2rem;
}

.form-note {
  margin-top: 1rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Developers Page Specific Styles */
.earning-potential {
  margin-top: 3rem;
}

.earning-potential h3 {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--text-primary);
}

.earning-tiers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.tier-card {
  background: white;
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

.tier-card.featured {
  transform: scale(1.05);
  border: 2px solid var(--primary-color);
}

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

.tier-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.tier-header h4 {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.tier-rate {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
}

.tier-features {
  list-style: none;
  margin-bottom: 1.5rem;
}

.tier-features li {
  padding: 0.5rem 0;
  color: var(--text-secondary);
}

.tier-features li::before {
  content: '✓';
  color: var(--secondary-color);
  font-weight: 600;
  margin-right: 0.5rem;
}

.tier-tokens {
  background: var(--gradient-accent);
  color: white;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  text-align: center;
  font-weight: 600;
  font-size: 0.9rem;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.project-card {
  background: white;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  position: relative;
}

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

.project-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.project-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--gradient-secondary);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 600;
}

.project-content {
  padding: 1.5rem;
}

.project-content h3 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.project-content p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.project-tags {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.tag {
  background: var(--bg-light);
  color: var(--text-primary);
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 600;
}

.project-stats {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.stat i {
  color: var(--primary-color);
}

.project-rewards {
  background: var(--bg-light);
  padding: 1rem;
  border-radius: 0.5rem;
  margin-bottom: 1rem;
}

.reward-item {
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.reward-item:last-child {
  margin-bottom: 0;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.tool-card {
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
  text-align: center;
}

.tool-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  color: white;
  font-size: 1.5rem;
}

.tool-card h3 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.tool-card p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.tool-features {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.tool-features span {
  background: var(--bg-light);
  color: var(--text-primary);
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 600;
}

/* Students Page Specific Styles */
.student-benefits {
  margin-top: 3rem;
}

.student-benefits h3 {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--text-primary);
}

.benefits-comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.benefit-column {
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
}

.benefit-column h4 {
  text-align: center;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.benefit-list {
  list-style: none;
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  padding: 0.5rem 0;
}

.benefit-item i {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.75rem;
}

.benefit-item.positive i {
  background: var(--secondary-color);
}

.benefit-item.negative i {
  background: #ef4444;
}

.benefit-item span {
  color: var(--text-secondary);
}

.learning-tracks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.track-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 1rem;
  padding: 2rem;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.track-card.featured {
  border: 2px solid var(--primary-color);
}

.track-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.track-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  color: white;
  font-size: 1.5rem;
}

.track-header h3 {
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.track-duration {
  color: var(--primary-color);
  font-size: 0.9rem;
  font-weight: 600;
}

.track-content {
  color: rgba(241, 245, 249, 0.8);
}

.track-content p {
  margin-bottom: 1.5rem;
}

.track-curriculum {
  margin-bottom: 1.5rem;
}

.curriculum-item {
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: rgba(241, 245, 249, 0.8);
}

.curriculum-item strong {
  color: var(--primary-color);
}

.track-projects {
  margin-bottom: 1.5rem;
}

.track-projects h4 {
  color: var(--text-light);
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.track-projects ul {
  list-style: none;
  padding-left: 1rem;
}

.track-projects li {
  position: relative;
  margin-bottom: 0.25rem;
  font-size: 0.9rem;
  color: rgba(241, 245, 249, 0.8);
}

.track-projects li::before {
  content: '•';
  color: var(--primary-color);
  position: absolute;
  left: -1rem;
}

.track-rewards {
  background: rgba(255, 255, 255, 0.1);
  padding: 1rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  justify-content: center;
  color: var(--accent-color);
  font-weight: 600;
}

.earning-path {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.path-step {
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
  text-align: center;
}

.step-number {
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  color: white;
  font-weight: 700;
  font-size: 1.25rem;
}

.step-content h3 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.step-content p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.step-reward {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  justify-content: center;
  background: var(--bg-light);
  padding: 0.5rem 1rem;
  border-radius: 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary-color);
}

.earning-breakdown {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.earning-source {
  background: white;
  padding: 1.5rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.source-icon {
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.source-content h4 {
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.source-content p {
  color: var(--text-secondary);
  margin: 0;
  font-size: 0.9rem;
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.resource-card {
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
  text-align: center;
}

.resource-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  color: white;
  font-size: 1.5rem;
}

.resource-card h3 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.resource-card p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.resource-stats {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.resource-stats span {
  background: var(--bg-light);
  color: var(--text-primary);
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 600;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--bg-dark);
    flex-direction: column;
    padding: 2rem;
    transition: var(--transition-base);
    transform: translateX(-100%);
  }

  .nav-links.active {
    transform: translateX(0);
  }

  .nav-toggle {
    display: flex;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .comparison-header,
  .comparison-body {
    grid-template-columns: 1fr;
  }

  .comparison-column:first-child {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }

  .flow-timeline::before {
    left: 30px;
  }

  .flow-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .flow-item:nth-child(even) {
    flex-direction: column;
  }

  .flow-item:nth-child(even) .flow-content {
    text-align: left;
  }

  .flow-content {
    margin-left: 60px;
    margin-right: 0;
  }

  .flow-content::before {
    left: -30px !important;
    right: auto !important;
    border-left-color: transparent !important;
    border-right-color: white !important;
  }

  .flow-step {
    left: 30px;
    transform: translate(-50%, -50%);
  }

  .curriculum-table {
    overflow-x: auto;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .cta-stats {
    gap: 1rem;
  }

  .pathway-track {
    flex-direction: column;
    gap: 1rem;
  }

  .pathway-arrow {
    transform: rotate(90deg);
  }

  .benefits-comparison {
    grid-template-columns: 1fr;
  }

  .checkbox-group {
    grid-template-columns: 1fr;
  }

  .earning-tiers {
    grid-template-columns: 1fr;
  }

  .tier-card.featured {
    transform: none;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .learning-tracks {
    grid-template-columns: 1fr;
  }

  .earning-path {
    grid-template-columns: 1fr;
  }

  .earning-breakdown {
    grid-template-columns: 1fr;
  }

  .resources-grid {
    grid-template-columns: 1fr;
  }

  .success-stories {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .section {
    padding: 3rem 0;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1.125rem;
  }

  .btn {
    padding: 0.625rem 1.25rem;
    font-size: 0.9rem;
  }

  .btn-lg {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
  }

  .feature-card {
    padding: 1.5rem;
  }

  .flow-content {
    margin-left: 50px;
    padding: 1.5rem;
  }

  .curriculum-table th,
  .curriculum-table td {
    padding: 1rem;
  }

  .token-slice {
    padding: 1.5rem;
  }

  .testimonial-card {
    padding: 1.5rem;
  }

  .canvas-form {
    padding: 1.5rem;
  }

  .track-card {
    padding: 1.5rem;
  }

  .resource-card {
    padding: 1.5rem;
  }
}

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

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
  animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
  animation: fadeInRight 0.6s ease-out;
}

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

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.d-flex { display: flex; }
.d-block { display: block; }
.d-inline { display: inline; }
.d-none { display: none; }

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

.w-full { width: 100%; }
.h-full { height: 100%; }

.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }

/* Loading States */
.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  transform: translate(-50%, -50%);
}

@keyframes spin {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Scroll Indicator */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: var(--gradient-primary);
  z-index: 9999;
  transition: width 0.1s ease;
}

/* Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(-50px);
  transition: transform 0.3s ease;
}

.modal.active .modal-content {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition-base);
}

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

/* Form Styles */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  font-size: 1rem;
  transition: var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-error {
  color: #ef4444;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.form-success {
  color: var(--secondary-color);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Code Block Styles */
.code-block {
  background: var(--bg-dark);
  color: var(--text-light);
  padding: 1.5rem;
  border-radius: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  overflow-x: auto;
  margin: 1rem 0;
}

.code-block pre {
  margin: 0;
  white-space: pre-wrap;
}

/* Tooltip Styles */
.tooltip {
  position: relative;
  display: inline-block;
}

.tooltip::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-dark);
  color: var(--text-light);
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
}

.tooltip::after {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--bg-dark);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.tooltip:hover::before,
.tooltip:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(-5px);
}