:root {
  --primary-color: #3b82f6;
  --primary-light: #60a5fa;
  --primary-dark: #1d4ed8;
  --primary-gradient: linear-gradient(135deg, #667eea, #764ba2);
  --primary-gradient-hover: linear-gradient(135deg, #764ba2, #667eea);
  --secondary-color: #8b5cf6;
  --accent-color: #06b6d4;
  --accent-warm: #f59e0b;
  --gradient-primary: linear-gradient(135deg, #667eea, #764ba2);
  --gradient-accent: linear-gradient(135deg, #06b6d4, #3b82f6);
}
.ant-btn-primary,
.btn-primary,
button.primary {
  background: var(--primary-color);
  border-color: var(--primary-color);
}
.ant-btn-primary:hover,
.btn-primary:hover,
button.primary:hover {
  background: var(--primary-dark);
}
.link:hover,
a:hover {
  color: var(--primary-color);
}
.card:hover,
.news-card:hover {
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.15);
}