.transform-controls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  align-items: end;
}
.transform-control {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.95rem;
}
.transform-slider-input {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.transform-slider-input input[type="number"] {
  width: 110px;
}
.transform-slider-input input[type="range"] {
  flex: 1 1 180px;
  min-width: 160px;
}
.transform-domain-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-end;
}
.transform-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 16px;
}
.transform-status {
  min-height: 1.2rem;
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 8px;
}
.transform-error {
  min-height: 1.2rem;
  font-size: 0.95rem;
  margin-top: 8px;
  color: #b91c1c;
  font-weight: 600;
}
.transform-layout {
  display: grid;
  gap: 24px;
}
@media (min-width: 960px) {
  .transform-layout {
    grid-template-columns: 1.1fr 0.9fr;
  }
}
.transform-canvas-wrapper {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  padding: 12px;
}
.transform-canvas-wrapper canvas {
  display: block;
  width: 100%;
  height: auto;
  outline: none;
}
.transform-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  font-variant-numeric: tabular-nums;
}
.transform-table th,
.transform-table td {
  border: 1px solid var(--border);
  padding: 8px 10px;
  text-align: left;
}
.transform-table tbody td {
  text-align: center;
}
.transform-legend {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 8px;
}
.transform-share-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-top: 12px;
}
.transform-share-row input[type="text"] {
  flex: 1 1 260px;
  min-width: 200px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--fg);
}
.transform-share-row input[type="text"]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.transform-teacher-list {
  margin: 0;
  padding-left: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.transform-faq summary {
  font-weight: 600;
}
.transform-faq summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}
.transform-chip {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  background: rgba(11, 87, 208, 0.12);
  color: var(--accent);
  font-size: 0.78rem;
  margin-left: 6px;
}
.transform-meta {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 6px;
}
.canvas-caption {
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--muted);
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}