.lab-overview {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 1rem;
}

.lab-modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(12px);
  z-index: 260;
}

.lab-modal[hidden] {
  display: none;
}

.lab-dialog {
  width: min(1200px, 100%);
  max-height: calc(100vh - 2rem);
  overflow: auto;
  padding: 1rem;
}

.lab-shell {
  display: grid;
  gap: 1rem;
}

.lab-controls,
.lab-meta,
.lab-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.lab-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.8fr);
  gap: 1rem;
}

.lab-index,
.lab-skipped {
  display: grid;
  gap: 0.5rem;
}

.lab-index button,
.lab-skipped button,
.choice-button {
  width: 100%;
  text-align: left;
}

.choice-list {
  display: grid;
  gap: 0.6rem;
}

.choice-button,
.lab-button {
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.22);
  color: var(--text);
  cursor: pointer;
}

.choice-button.is-selected,
.lab-index button.is-active {
  border-color: var(--border-strong);
  background: var(--accent-soft);
}

.results-grid {
  display: grid;
  gap: 0.8rem;
}

.axis-row {
  display: grid;
  gap: 0.25rem;
}

.axis-row progress {
  width: 100%;
}

@media (max-width: 960px) {
  .lab-overview,
  .lab-layout {
    grid-template-columns: 1fr;
  }
}