.substation-section {
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.substation-section[hidden] {
  display: none;
}

.substation-name {
  margin: var(--space-2) 0 0;
  font-size: 1rem;
  font-weight: 850;
  letter-spacing: -.01em;
}

.substation-metrics {
  margin: var(--space-3) 0;
}

.substation-metrics dd {
  font-size: .8rem;
  line-height: 1.3;
}

.substation-location {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.substation-coordinates {
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: .66rem;
  font-variant-numeric: tabular-nums;
}

.substation-actions {
  display: flex;
  gap: var(--space-2);
}

.substation-actions button,
.substation-actions a {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  padding: 0 .65rem;
  color: var(--color-primary);
  background: transparent;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  font-size: .64rem;
  font-weight: 850;
  text-decoration: none;
  transition: color var(--duration-fast), background var(--duration-fast);
}

.substation-actions button:hover,
.substation-actions a:hover,
.substation-actions button:focus-visible,
.substation-actions a:focus-visible {
  color: #fff;
  background: var(--color-primary);
}

.substation-totals {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  overflow: hidden;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.substation-totals div {
  padding: .6rem .65rem;
  background: var(--color-surface-soft);
}

.substation-totals div:last-child {
  background: var(--color-primary-soft);
}

.substation-totals dt {
  color: var(--color-muted);
  font-size: .52rem;
  font-weight: 780;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.substation-totals dd {
  margin: .2rem 0 0;
  font-size: .82rem;
  font-variant-numeric: tabular-nums;
  font-weight: 850;
  white-space: nowrap;
}

.substation-circuits {
  margin-top: var(--space-3);
  border-top: 1px solid var(--color-border-strong);
  border-bottom: 1px solid var(--color-border-strong);
}

.substation-circuit-head,
.substation-circuit-row {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) repeat(3, minmax(0, 1fr));
  align-items: center;
  column-gap: .2rem;
}

.substation-circuit-head {
  height: 22px;
  color: var(--color-muted);
  background: var(--color-surface-soft);
  font-size: .46rem;
  font-weight: 850;
  letter-spacing: .055em;
  text-transform: uppercase;
}

.substation-circuit-head span,
.substation-cell {
  min-width: 0;
  padding-inline: .2rem;
  white-space: nowrap;
}

.substation-circuit-head span:not(:first-child),
.substation-cell:not(:first-child) {
  text-align: right;
}

.substation-circuit-row {
  height: 26px;
  border-bottom: 1px solid var(--color-border);
}

.substation-circuit-row:last-child {
  border-bottom: 0;
}

.substation-circuit-row.is-primary {
  background: var(--color-primary-soft);
  box-shadow: inset 3px 0 var(--color-primary);
}

.substation-cell {
  font-family: var(--font-mono);
  font-size: .58rem;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.substation-cell:first-child,
.substation-cell:last-child {
  font-weight: 800;
}

.substation-note {
  margin: var(--space-2) 0 0;
  color: var(--color-muted);
  font-size: .62rem;
  line-height: 1.45;
}

.legend-substation {
  width: .7rem;
  height: .7rem;
  margin-left: .65rem;
  margin-right: .65rem;
  background: var(--color-primary-deep);
  border-radius: 2px;
  box-shadow: 0 0 0 2px #fff, 0 0 0 3px var(--color-primary-deep);
}

.substation-marker {
  background: var(--color-primary-deep);
  border: 3px solid #fff;
  border-radius: 3px;
  box-shadow: 0 0 0 2px var(--color-primary-deep), var(--shadow-sm);
}

@media (max-width: 380px) {
  .substation-totals dd {
    font-size: .72rem;
  }
}

.leaflet-tooltip.substation-label {
  padding: .2rem .45rem;
  color: #fff;
  background: var(--color-primary-deep);
  border: 0;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  font-size: .64rem;
  font-weight: 850;
}

.leaflet-tooltip-top.substation-label::before {
  border-top-color: var(--color-primary-deep);
}

.legend-line.route {
  border-color: var(--color-primary-deep);
  box-shadow: 0 0 0 2px #fff;
}