/* ============================================================
   Light & Lenses - layout

   The bench is the hero. Under it: what the selected piece is
   doing, Turn / Remove, add-a-piece, the light, scenes.
   ============================================================ */

.lo-stage {
  cursor: grab;
  height: clamp(320px, min(62svh, 140vw), 720px);
  background: #05050A;
}
.lo-stage:focus-visible { outline-offset: -3px; }

.lo-controls {
  display: grid;
  gap: .9rem;
  width: 100%;
  max-width: 860px;
  margin-inline: auto;
  padding: 1rem clamp(1rem, 4vw, 1.25rem) 0;
}

.lo-readout {
  min-height: 3.4rem;
  padding: .55rem .8rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
}
.lo-sel { margin: 0; font-weight: 600; color: var(--text); font-size: .95rem; }
.lo-angles { margin: .15rem 0 0; font-family: var(--font-mono); font-size: .82rem; color: var(--amber); }
.lo-angles:empty { display: none; }

.lo-group { display: grid; gap: .35rem; min-width: 0; }
.lo-label {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.lo-row { display: grid; gap: .4rem; }
.lo-row-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.lo-row-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.lo-row .btn { min-height: var(--tap); padding-inline: .3rem; min-width: 0; font-size: .86rem; line-height: 1.15; }
.lo-seg .btn[aria-pressed="true"] {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--text);
}

.lo-try {
  border-left: 3px solid var(--accent);
  background: var(--surface);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: .7rem .9rem;
  color: #C9CEE2;
}

@media (min-width: 640px) {
  .lo-row-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .lo-row .btn { font-size: .9rem; }
}