/* Scaffold tools (/scaffold/*): Sentence Architecture, Evidence Builder, Language Upgrade Lab. Layout only;
   tokens and shared components come from ds.css; the chooser grid reuses .pa-tool from path.css. */
.sc-target {
  color: var(--ink-2);
}
.sc-start {
  max-width: 46rem;
}
.sc-start-actions,
.sc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3);
  margin: var(--s-3) 0;
}
.sc-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-2);
  padding: var(--s-2) var(--s-3);
  margin-bottom: var(--s-3);
  border-radius: var(--radius-sm);
  background: var(--sage-200);
  color: var(--ink);
}
.sc-bar p {
  margin: 0;
}
.sc-model {
  margin-bottom: var(--s-4);
  padding: var(--s-3) var(--s-4);
  border-left: 6px solid var(--sage-900);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
}
.sc-model h3 {
  margin-top: 0;
}
.sc-model-text {
  font-weight: 700;
}
.sc-work {
  display: grid;
  gap: var(--s-3);
}
.sc-slots {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  list-style: none;
  padding: 0;
  margin: 0;
}
.sc-slot {
  display: grid;
  min-width: 7rem;
  max-width: 100%;
  min-height: 3.5rem;
  padding: var(--s-2) var(--s-3);
  border: 2px dashed var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
  overflow-wrap: anywhere;
}
.sc-slot.is-filled {
  border-style: solid;
  border-color: var(--copper-900);
  background: #fff8ef;
}
.sc-slot.is-target {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-soft);
}
.sc-slot.is-flagged {
  border-color: var(--wrong);
}
.sc-slot-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink-2);
}
.sc-bank {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
}
.sc-tile {
  display: grid;
  min-height: var(--target);
  max-width: 100%;
  padding: var(--s-2) var(--s-3);
  border: 2px solid var(--copper-900);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  text-align: left;
  cursor: grab;
  touch-action: none;
  overflow-wrap: anywhere;
}
.sc-tile small {
  font-size: 0.8rem;
  color: var(--ink-2);
}
.sc-tile.is-connector {
  border-color: var(--brand);
}
.sc-tile[aria-pressed="true"] {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}
.sc-tile[aria-pressed="true"] small {
  color: #fff;
}
.sc-tile.is-used {
  opacity: 0.62;
  border-style: dashed;
}
.sc-tile.is-dragging {
  position: relative;
  z-index: 5;
  pointer-events: none;
  box-shadow: var(--shadow-lift);
}
.sc-preview {
  margin: 0;
  padding: var(--s-2) var(--s-3);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
}
.sc-claim,
.sc-before {
  margin: 0;
  padding: var(--s-3);
  border-radius: var(--radius-sm);
  background: var(--brand-soft);
}
.sc-sub {
  margin: var(--s-2) 0 0;
  font-size: 1.05rem;
}
.sc-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s-2);
}
.sc-card {
  min-height: var(--target);
  padding: var(--s-3);
  border: 2px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.sc-card[aria-pressed="true"] {
  border-color: var(--brand);
  background: var(--brand-soft);
}
.sc-card.is-flagged {
  border-color: var(--wrong);
}
.sc-chosen {
  display: grid;
  gap: var(--s-2);
  padding-left: 1.4rem;
  margin: 0;
}
.sc-chosen li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-2);
}
.sc-chosen li > span:first-child {
  flex: 1 1 14rem;
  min-width: 0;
}
.sc-order {
  display: flex;
  gap: var(--s-1);
}
.sc-order .btn {
  min-width: var(--target);
}
.sc-order .flip {
  transform: rotate(180deg);
}
.sc-connector-set {
  display: grid;
  gap: var(--s-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: var(--s-3);
  margin: 0;
}
.sc-radio {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-2);
  min-height: var(--target);
  cursor: pointer;
}
.sc-radio input {
  width: 1.4rem;
  height: 1.4rem;
}
.sc-radio small {
  flex-basis: 100%;
  padding-left: 2rem;
  color: var(--ink-2);
}
.sc-frame {
  margin: 0;
}
.sc-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  align-items: center;
}
.sc-label {
  font-weight: 700;
}
.sc-text {
  width: 100%;
  min-height: 7rem;
  padding: var(--s-3);
  font: inherit;
  border: 2px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  box-sizing: border-box;
}
.sc-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s-3);
}
.sc-compare > div {
  padding: var(--s-3);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
}
.sc-compare h3 {
  margin: 0 0 var(--s-1);
  font-size: 1rem;
}
.sc-checks {
  list-style: none;
  padding: 0;
  display: grid;
  gap: var(--s-1);
}
.sc-checks .is-ok {
  color: var(--right);
}
.sc-checks .is-no {
  color: var(--hint);
}
.sc-hint {
  padding: var(--s-2) var(--s-3);
  border-radius: var(--radius-sm);
  background: var(--hint-soft);
}
.sc-history summary {
  min-height: var(--target);
  display: flex;
  align-items: center;
  cursor: pointer;
}
.sc-next {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-3);
  margin-top: var(--s-3);
}
.sc-next p {
  flex-basis: 100%;
  margin: 0;
}

@media (max-width: 640px) {
  .sc-cards,
  .sc-compare {
    grid-template-columns: minmax(0, 1fr);
  }
  .sc-slot {
    min-width: 0;
    flex: 1 1 8rem;
  }
}