.swatch-lg {
  width: 100%;
  height: 120px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  margin-bottom: 16px;
}
.format-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}
.format-grid .field {
  display: flex;
  gap: 6px;
  align-items: center;
}
.format-grid input { flex: 1; font-family: var(--font-mono); font-size: 0.85rem; }
.palette-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 16px;
}
.palette-swatch {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  border: 1px solid var(--border);
  cursor: pointer;
}
.history-row { display: flex; flex-wrap: wrap; gap: 6px; }
.sample-wrap {
  position: relative;
  max-width: 100%;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-top: 12px;
  display: inline-block;
  max-height: 360px;
}
#sample-canvas { display: block; cursor: crosshair; max-width: 100%; height: auto; }
.magnifier {
  position: absolute;
  width: 100px;
  height: 100px;
  border: 2px solid var(--primary);
  border-radius: 50%;
  pointer-events: none;
  display: none;
  box-shadow: var(--shadow);
  image-rendering: pixelated;
  background-repeat: no-repeat;
  z-index: 2;
}