.flowrel-editor {
  --flowrel-ink: #251812;
  --flowrel-accent: #8d4f5f;
  --flowrel-paper: #fbf7f2;
  margin: 1.5rem 0;
  padding: clamp(1rem, 3vw, 1.5rem);
  color: var(--flowrel-ink);
  background: var(--flowrel-paper);
  border: 1px solid rgba(37, 24, 18, .12);
  border-radius: 16px;
}

.flowrel-editor h3 { margin: 0 0 .4rem; }
.flowrel-help { margin: 0 0 1rem; font-size: .95rem; opacity: .78; }
.flowrel-file-label { display: inline-flex; gap: .7rem; align-items: center; font-weight: 600; cursor: pointer; }
.flowrel-file-label input { max-width: 100%; }
.flowrel-workspace { margin-top: 1rem; }
.flowrel-workspace > canvas {
  display: block;
  width: min(100%, 620px);
  height: auto;
  aspect-ratio: 1;
  margin: 0 auto;
  border-radius: 12px;
  background: #120d0a;
  touch-action: none;
  cursor: grab;
}
.flowrel-workspace > canvas:active { cursor: grabbing; }
.flowrel-controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .85rem 1.25rem;
  margin: 1rem 0;
}
.flowrel-controls label { display: grid; gap: .25rem; font-size: .88rem; font-weight: 600; }
.flowrel-controls input[type="range"] { width: 100%; accent-color: var(--flowrel-accent); }
.flowrel-actions { display: flex; flex-wrap: wrap; gap: .55rem; }
.flowrel-actions .button.alt { background: var(--flowrel-accent); color: #fff; border-color: var(--flowrel-accent); }
.flowrel-previews {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}
.flowrel-previews figure { margin: 0; }
.flowrel-previews canvas { display: block; width: 100%; height: auto; border-radius: 10px; background: #120d0a; }
.flowrel-previews figcaption { margin-top: .35rem; text-align: center; font-size: .82rem; opacity: .75; }
.flowrel-status { min-height: 1.4em; margin: .85rem 0 0; font-weight: 600; }
.flowrel-status.is-ready { color: #276b43; }
.flowrel-status.is-error { color: #a12626; }

@media (max-width: 620px) {
  .flowrel-controls, .flowrel-previews { grid-template-columns: 1fr; }
}