/* Hue picker popover */
.hue-picker {
  position: fixed;
  z-index: 1000;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 180px;
}
.hue-picker-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.hue-strip-wrap {
  position: relative;
  height: 14px;
  border-radius: 3px;
  overflow: hidden;
  cursor: crosshair;
}
.hue-strip-wrap canvas {
  display: block;
  width: 100%;
  height: 100%;
}
.hue-cursor {
  position: absolute;
  top: -2px; bottom: -2px;
  width: 4px;
  margin-left: -2px;
  background: white;
  border-radius: 2px;
  box-shadow: 0 0 0 1px rgba(0,0,0,0.4);
  pointer-events: none;
}