.history-section {
  padding: var(--spacing-lg) 0;
}

.versions-container {
  max-width: 900px;
  margin: 0 auto;
}

.version-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
  position: relative;
  transition: all var(--transition-normal);
  animation: fadeInUp 0.5s ease-out forwards;
  opacity: 0;
}

.version-card:hover {
  transform: translateX(10px);
  border-color: var(--color-blue);
  box-shadow: 0 10px 40px rgba(0, 212, 255, 0.15);
}

.version-card.latest::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-red), var(--color-blue), var(--color-green));
}

.version-card.latest {
  border-color: var(--color-blue);
}

.version-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border-default);
  background: var(--bg-secondary);
}

.version-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.version-number {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-blue);
  letter-spacing: 2px;
}

.version-badge {
  font-family: var(--font-display);
  font-size: 0.75rem;
  padding: 4px 12px;
  background: linear-gradient(135deg, var(--color-red), var(--color-blue));
  color: var(--text-primary);
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

.version-badge.major {
  background: linear-gradient(135deg, var(--color-red), var(--color-blue));
}

.version-badge.minor {
  background: linear-gradient(135deg, var(--color-blue), var(--color-green));
}

.version-badge.patch {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
}

.version-date {
  font-size: 0.95rem;
  color: var(--color-green);
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
}

.version-date svg {
  width: 16px;
  height: 16px;
}

.version-body {
  padding: var(--spacing-md);
}

.version-features {
  margin-bottom: var(--spacing-md);
}

.features-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-green);
  margin-bottom: var(--spacing-sm);
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.features-title svg {
  width: 18px;
  height: 18px;
}

.features-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.features-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  padding: 10px 14px;
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  border-left: 3px solid var(--color-blue);
  transition: all var(--transition-fast);
}

.features-list li:nth-child(odd) {
  border-left-color: var(--color-blue);
  color: #a8c8e0;
}

.features-list li:nth-child(even) {
  border-left-color: var(--color-green);
  color: #a8e0c8;
}

.features-list li:hover {
  background: var(--bg-card-hover);
  transform: translateX(5px);
}

.features-list li:nth-child(odd):hover {
  border-left-color: var(--color-blue);
}

.features-list li:nth-child(even):hover {
  border-left-color: var(--color-green);
}

.features-list li::before {
  content: '→';
  color: var(--color-blue);
  font-weight: bold;
  flex-shrink: 0;
}

.features-list li:nth-child(odd)::before {
  color: var(--color-blue);
}

.features-list li:nth-child(even)::before {
  color: var(--color-green);
}

.version-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  border-top: 1px solid var(--border-default);
  background: var(--bg-secondary);
}

.version-download {
  display: flex;
  gap: var(--spacing-sm);
}

.version-link {
  font-family: var(--font-display);
  font-size: 0.85rem;
  padding: 8px 16px;
  border-radius: var(--border-radius);
  border: 1px solid var(--color-blue);
  color: var(--color-blue);
  text-decoration: none;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 1px;
}

.version-link:nth-child(even) {
  border-color: var(--color-green);
  color: var(--color-green);
}

.version-link:hover {
  box-shadow: var(--border-glow-blue);
}

.version-link:nth-child(even):hover {
  box-shadow: var(--border-glow-green);
}

.version-link svg {
  width: 16px;
  height: 16px;
}

.version-stats {
  display: flex;
  gap: var(--spacing-md);
}

.stat-badge {
  font-size: 0.85rem;
  color: var(--color-blue);
  display: flex;
  align-items: center;
  gap: 6px;
}

.stat-badge:nth-child(even) {
  color: var(--color-green);
}

.stat-badge svg {
  width: 14px;
  height: 14px;
}

.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-blue), var(--color-green), var(--border-default));
}

@media (max-width: 768px) {
  .version-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .version-number {
    font-size: 1.5rem;
  }

  .version-footer {
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: flex-start;
  }

  .version-download {
    width: 100%;
    flex-direction: column;
  }

  .version-link {
    justify-content: center;
  }

  .timeline {
    padding-left: 20px;
  }

  .timeline::before {
    left: 5px;
  }
}