:root {
  --empire-step-size: 210px;
}
.empire-intro-grid {
  align-items: flex-start;
}
.empire-intro-card {
  height: 100%;
}
.empire-image {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.empire-pillars .card-title {
  margin-bottom: var(--space-2);
}
.empire-machinery-workers h2,
.empire-chains-regions h2,
.empire-resources-strategy h2 {
  margin-bottom: var(--space-3);
}
.mini-card {
  padding: var(--space-4);
}
.mini-card-title {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-2);
}
.empire-diagram-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.empire-diagram {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: var(--space-6);
  align-items: center;
}
.empire-diagram-steps {
  display: grid;
  gap: var(--space-3);
}
.empire-diagram-step {
  position: relative;
  padding-left: 1.5rem;
}
.empire-diagram-step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.2rem;
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, #fff8e1, var(--color-accent-gold));
  box-shadow: 0 0 0 3px rgba(248, 200, 110, 0.4);
}
.empire-diagram-label {
  font-weight: 600;
  margin-bottom: 0.2rem;
}
.empire-diagram-text {
  font-size: var(--font-size-sm);
  color: #fff4dd;
}
.empire-diagram-image-wrapper {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-soft-elevated);
}
.empire-navigation .empire-link-card {
  position: relative;
  height: 100%;
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base), background-color var(--transition-base);
}
.empire-navigation .empire-link-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.empire-navigation .empire-link-card .badge-pill {
  margin-top: var(--space-3);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: rgba(0, 0, 0, 0.06);
}
.empire-navigation .empire-link-card .badge-pill::after {
  content: "→";
  font-size: 0.8em;
}
.empire-navigation .section-heading {
  margin-bottom: var(--space-2);
}
.empire-navigation .section-intro {
  margin-bottom: var(--space-6);
}
@media (max-width: 959px) {
  .empire-diagram {
    grid-template-columns: minmax(0, 1fr);
  }
}
@media (max-width: 767px) {
  .empire-navigation .empire-link-card {
    text-align: left;
  }
}