.refrig-layout {
  grid-template-columns: minmax(0, 1fr);
}

.refrig-form {
  align-content: start;
}

.refrig-section {
  display: grid;
  gap: 12px;
  padding-top: 2px;
}

.refrig-section + .refrig-section {
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.refrig-section-title {
  margin: 0;
  color: var(--primary);
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
}

.refrig-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.refrig-field--wide {
  grid-column: 1 / -1;
}

.refrig-input-unit {
  grid-template-columns: minmax(0, 1fr) minmax(78px, auto);
}

.refrig-input-unit select {
  padding-inline: 8px;
}

.refrig-eta-row {
  grid-template-columns: minmax(0, 1fr) auto;
}

.refrig-summary-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.refrig-summary-pill {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--color-primary-softer);
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 800;
}

.refrig-diagram svg {
  width: 100%;
  max-height: 520px;
}

.refrig-diagram {
  min-height: 0;
  justify-items: center;
  padding: 16px;
  border-radius: 8px;
  background: #f8fafc;
}

.refrig-diagram img {
  display: block;
  max-width: 100%;
  max-height: 980px;
  width: auto;
  height: auto;
}

.refrig-diagram .component {
  fill: #f8fafc;
  stroke: #111827;
  stroke-width: 2;
}

.refrig-diagram .component-fill {
  fill: #dbeafe;
  stroke: #111827;
  stroke-width: 2;
}

.refrig-diagram .component-warm {
  fill: #fee2e2;
  stroke: #111827;
  stroke-width: 2;
}

.refrig-diagram .component-liquid {
  fill: #dcfce7;
  stroke: #111827;
  stroke-width: 2;
}

.refrig-diagram .pipe {
  fill: none;
  stroke: #111827;
  stroke-width: 2.6;
  marker-end: url(#refrigArrow);
}

.refrig-diagram .pipe-soft {
  fill: none;
  stroke: #475569;
  stroke-width: 2;
  stroke-dasharray: 7 5;
  marker-end: url(#refrigArrowSoft);
}

.refrig-diagram .heat-line {
  stroke: #d72638;
  stroke-width: 2;
  marker-end: url(#refrigHeatArrow);
}

.refrig-diagram text {
  fill: #111827;
  font-family: Arial, Helvetica, sans-serif;
}

.refrig-diagram .label {
  font-size: 14px;
  font-weight: 800;
  text-anchor: middle;
}

.refrig-diagram .small-label {
  font-size: 12px;
  font-weight: 700;
  text-anchor: middle;
}

.refrig-diagram .state circle {
  fill: #ffffff;
  stroke: #0b58ca;
  stroke-width: 2;
}

.refrig-diagram .state text {
  fill: #0f172a;
  font-size: 14px;
  font-weight: 900;
  text-anchor: middle;
  dominant-baseline: middle;
}

.refrig-chart-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 1180px) {
  .refrig-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767px) {
  .refrig-fields,
  .refrig-eta-row {
    grid-template-columns: 1fr;
  }
}