[data-md-color-scheme="lethean"] {
  --md-primary-fg-color: #0F131C;
}

.hero-section {
  background: linear-gradient(135deg, #0F131C 0%, #1a237e 100%);
  color: white;
  padding: 4rem 2rem;
  text-align: center;
  margin-bottom: 3rem;
}

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

.hero-content h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: white;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.hero-badges {
  margin-bottom: 2rem;
}

.badge {
  background: rgba(255, 255, 255, 0.1);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  margin: 0 0.5rem;
  font-size: 0.9rem;
}

.cta-button {
  display: inline-block;
  background: #4A90E2;
  color: white;
  padding: 0.8rem 2rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.3s, transform 0.3s;
}

.cta-button:hover {
  background: #357ABD;
  color: white;
  transform: translateY(-2px);
}

.cta-button.secondary {
  background: transparent;
  border: 2px solid #4A90E2;
  color: #4A90E2;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 0.2rem;
  padding: 0.2rem;
  margin-bottom: 3rem;
}

.feature-card {
  background: white;
  border-radius: 8px;
  padding: 1.0rem;
  border: 2px solid #e2e8f0;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: all 0.3s;
}

[data-md-color-scheme="slate"] .feature-card {
  background: #2d3748;
  border-color: #4a5568;
  color: #e2e8f0;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 8px rgba(0, 0, 0, 0.15);
}

.feature-card img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  border-radius: 4px;
  margin-bottom: 1rem;
}

.feature-card h3 {
  margin: 1rem 0;
  color: #0F131C;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

[data-md-color-scheme="slate"] .feature-card h3 {
  color: #e2e8f0;
}

.get-started {
  color: #4A90E2;
  text-decoration: none;
  font-weight: 500;
}

.benefits-section {
  background: #f5f5f5;
  padding: 0.4rem 0.2rem;
  text-align: center;
  margin-bottom: 3rem;
}

.benefits-section h2 {
  font-size: 1.5rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
  margin-top: 0.8rem;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

[data-md-color-scheme="slate"] .benefits-section {
  background: #1a202c;
  color: #e2e8f0;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.2rem;
  padding: 0.2rem;
  margin: 0.2rem auto;
}

.benefit-card {
  background: white;
  padding: 0.5rem;
  border-radius: 8px;
  border: 2px solid #e2e8f0;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  text-align: left;
}

[data-md-color-scheme="slate"] .benefit-card {
  background: #2d3748;
  border-color: #4a5568;
  color: #e2e8f0;
}

.roadmap-section {
  padding: 0.4rem 0.2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin: 2rem 0;
}

.timeline-item {
  background: white;
  padding: 1.5rem;
  border-radius: 8px;
  border: 2px solid #e2e8f0;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  position: relative;
  transition: all 0.3s;
}

.timeline-item.completed {
  grid-column: span 2;
}

[data-md-color-scheme="slate"] .timeline-item {
  background: #2d3748;
  border-color: #4a5568;
  color: #e2e8f0;
}

.timeline-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 8px rgba(0, 0, 0, 0.15);
}

.timeline-marker {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
}

.timeline-item.planning .timeline-marker {
  background: #718096;
}

.timeline-item.in-progress .timeline-marker {
  background: #4A90E2;
}

.timeline-item.completed .timeline-marker {
  background: #48BB78;
}

.timeline-item ul {
  list-style: none;
  padding: 0;
}

.timeline-item li {
  margin: 0.5rem 0;
  padding-left: 24px;
  position: relative;
}

.timeline-item li::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}

.timeline-item li.planned::before {
  background: #718096;
}

.timeline-item li.active::before {
  background: #4A90E2;
}

.timeline-item li.completed::before {
  background: #48BB78;
}

.timeline-item li ul {
  margin-top: 0.5rem;
  margin-left: 1rem;
}

.timeline-item li ul li {
  font-size: 0.9rem;
  margin: 0.25rem 0;
}

.timeline-item li ul li::before {
  width: 8px;
  height: 8px;
  background: #a0aec0;
}

.timeline-item li ul li a {
  color: #4A90E2;
  text-decoration: none;
  font-weight: 500;
}

.timeline-item li ul li a:hover {
  color: #357ABD;
  text-decoration: underline;
}

[data-md-color-scheme="slate"] .timeline-item li ul li a {
  color: #63b3ed;
}

[data-md-color-scheme="slate"] .timeline-item li ul li a:hover {
  color: #90cdf4;
}

.date {
  font-size: 0.8rem;
  color: #718096;
  margin-left: 0.5rem;
}

[data-md-color-scheme="slate"] .date {
  color: #a0aec0;
}

.cta-section {
  background: #0F131C;
  color: white;
  padding: 4rem 2rem;
  text-align: center;
  margin-bottom: 3rem;
}

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

.community-section {
  padding: 4rem 2rem;
  text-align: center;
}

.community-links {
  display: flex;
  gap: 2rem;
  justify-content: center;
  margin-top: 2rem;
}

.community-link {
  color: #4A90E2;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s;
}

.community-link:hover {
  color: #357ABD;
  transform: translateY(-2px);
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .timeline {
    grid-template-columns: 1fr;
  }
  
  .timeline-item.completed {
    grid-column: auto;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .cta-buttons {
    flex-direction: column;
  }
  
  .community-links {
    flex-direction: column;
    gap: 1rem;
  }
}