.nested-module {
  margin-top: 1.25rem;
  padding: 1rem;
  border: 1px solid #d7e2f0;
  border-radius: 10px;
  background: linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
}

.nested-module h2 {
  margin-top: 0;
  color: #0a3762;
}

.nested-module h3 {
  margin-top: 0;
  color: #36597f;
}

.nested-desc {
  margin-top: 0;
  color: #496a8e;
  font-size: 0.9rem;
}

.nested-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.nested-grid.two {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.nested-form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.65rem;
  margin-top: 0.5rem;
}

.nested-form-row label {
  font-size: 0.85rem;
  color: #36597f;
}

.nested-form-row input,
.nested-form-row select {
  display: block;
  margin-top: 0.3rem;
  width: 100%;
  padding: 0.5rem;
  border-radius: 6px;
  border: 1px solid #c7d6e8;
}

.nested-actions {
  margin-top: 0.75rem;
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.nested-module pre {
  background: #0c1728;
  color: #d7f5ea;
  border-radius: 8px;
  padding: 0.75rem;
  font-size: 0.8rem;
  max-height: 360px;
  overflow: auto;
  margin: 0;
}

.nested-frame {
  width: 100%;
  min-height: 560px;
  border: 1px solid #c7d6e8;
  border-radius: 8px;
  background: #fff;
}