.heritage-timeline {
  padding: var(--space-20) 0;
  background: linear-gradient(135deg, var(--cream) 0%, #f9f6f0 100%);
  overflow: hidden;
  position: relative;
}

.heritage-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23af8d6a" fill-opacity="0.03"><circle cx="30" cy="30" r="4"/></g></svg>');
  pointer-events: none;
}

.heritage-timeline__container {
  position: relative;
  z-index: 1;
}

.timeline-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.timeline-header h2 {
  font-family: var(--font-primary);
  font-size: var(--text-4xl);
  color: var(--indigo);
  margin-bottom: var(--space-4);
  position: relative;
}

.timeline-header h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--gold));
}

.timeline-header p {
  font-size: var(--text-lg);
  color: var(--gray-medium);
  max-width: 600px;
  margin: 0 auto;
}

.timeline-scroll-container {
  position: relative;
  overflow: hidden;
  margin: var(--space-12) 0;
}

.timeline-track {
  display: flex;
  transition: transform var(--transition-slow);
  gap: var(--space-8);
  padding: var(--space-4);
}

.timeline-item {
  flex: 0 0 min(400px, 85vw);
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
  position: relative;
}

.timeline-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.timeline-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--gold));
}

.timeline-image {
  height: 250px;
  overflow: hidden;
  position: relative;
}

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

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

.timeline-content {
  padding: var(--space-6);
}

.timeline-era {
  font-family: var(--font-primary);
  font-size: var(--text-2xl);
  color: var(--indigo);
  margin-bottom: var(--space-2);
}

.timeline-period {
  display: block;
  font-size: var(--text-sm);
  color: var(--accent);
  font-weight: 600;
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.timeline-description {
  color: var(--gray-dark);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.timeline-fact {
  background: linear-gradient(135deg, var(--cream), #f0ebe0);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  border-left: 4px solid var(--accent);
}

.timeline-fact-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--accent);
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.timeline-fact-label::before {
  content: '💡';
  font-size: var(--text-base);
}

.timeline-fact-text {
  font-size: var(--text-sm);
  color: var(--gray-dark);
  font-style: italic;
  margin: 0;
}

.timeline-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.timeline-nav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: var(--white);
  border: 2px solid var(--indigo);
  border-radius: var(--radius-full);
  color: var(--indigo);
  cursor: pointer;
  transition: all var(--transition-base);
  font-size: var(--text-lg);
}

.timeline-nav-btn:hover:not(:disabled) {
  background: var(--indigo);
  color: var(--white);
  transform: scale(1.05);
}

.timeline-nav-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.timeline-indicators {
  display: flex;
  gap: var(--space-2);
}

.timeline-indicator {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: var(--gray-light);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
}

.timeline-indicator.active {
  background: var(--accent);
  transform: scale(1.2);
}

.timeline-indicator:hover {
  background: var(--indigo);
}

.timeline-progress {
  margin-top: var(--space-6);
}

.timeline-progress-bar {
  width: 100%;
  height: 4px;
  background: var(--gray-light);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.timeline-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  border-radius: var(--radius-sm);
  transition: width var(--transition-base);
}

/* Auto-scroll animation */
@keyframes timelineAutoScroll {
  0% { transform: translateX(0); }
  25% { transform: translateX(-25%); }
  50% { transform: translateX(-50%); }
  75% { transform: translateX(-75%); }
  100% { transform: translateX(0); }
}

.timeline-track.auto-scrolling {
  animation: timelineAutoScroll 20s infinite ease-in-out;
}

.timeline-track.auto-scrolling:hover {
  animation-play-state: paused;
}

/* Responsive Design */
@media (max-width: 768px) {
  .heritage-timeline {
    padding: var(--space-16) 0;
  }
  
  .timeline-header h2 {
    font-size: var(--text-3xl);
  }
  
  .timeline-header p {
    font-size: var(--text-base);
  }
  
  .timeline-item {
    flex: 0 0 min(320px, 90vw);
  }
  
  .timeline-image {
    height: 200px;
  }
  
  .timeline-content {
    padding: var(--space-4);
  }
  
  .timeline-era {
    font-size: var(--text-xl);
  }
  
  .timeline-controls {
    gap: var(--space-4);
  }
  
  .timeline-nav-btn {
    width: 40px;
    height: 40px;
    font-size: var(--text-base);
  }
}

@media (max-width: 480px) {
  .timeline-item {
    flex: 0 0 min(280px, 95vw);
  }
  
  .timeline-track {
    gap: var(--space-4);
  }
}.heritage-timeline {
  padding: var(--space-20) 0;
  background: linear-gradient(135deg, var(--cream) 0%, #f9f6f0 100%);
  position: relative;
}

.timeline-item {
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  min-height: 400px; /* Consistent height for placeholder images */
}

.timeline-image {
  height: 200px; /* Fixed height for consistent layout */
  background: var(--gray-light); /* Fallback for missing images */
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-medium);
  font-style: italic;
}