/* Color Picker: OKLCH-first artist workflow */
.color-picker {
  display: grid;
  gap: var(--pfse-spacing-3);
  min-width: 0;
  max-width: 100%;
}

.color-picker--oklch {
  padding: var(--pfse-spacing-2);
  border: 1px solid var(--pfse-border-primary);
  border-radius: var(--pfse-radius-md);
  background: linear-gradient(180deg, var(--pfse-surface-secondary), var(--pfse-surface-primary));
}

.picker-focus {
  display: flex;
  align-items: center;
  gap: var(--pfse-spacing-3);
  padding: var(--pfse-spacing-2);
  border: 1px solid var(--pfse-border-secondary);
  border-radius: var(--pfse-radius-md);
  background: color-mix(in oklab, var(--pfse-surface-primary) 88%, transparent);
}

.picker-focus__chip {
  width: 56px;
  height: 56px;
  border-radius: var(--pfse-radius-md);
  border: 2px solid var(--pfse-border-primary);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15);
  flex: 0 0 auto;
}

.picker-focus__text {
  display: grid;
  gap: 4px;
}

.picker-main-grid {
  display: grid;
  gap: var(--pfse-spacing-3);
  grid-template-columns: minmax(0, 1fr);
  min-width: 0;
}

.picker-plane {
  position: relative;
  width: 100%;
  min-height: 220px;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--pfse-border-primary);
  border-radius: var(--pfse-radius-md);
  cursor: crosshair;
  overflow: hidden;
  background: var(--pfse-surface-primary);
}

.color-picker .field {
  display: flex;
  flex-direction: column;
  gap: var(--pfse-spacing-1);
  min-width: 0;
}

.color-picker .field > input,
.color-picker .field > select {
  width: 100%;
  min-width: 0;
}

.picker-plane:focus-visible {
  outline: var(--pfse-focus-ring-width) solid var(--pfse-focus-ring-color);
  outline-offset: 2px;
}

.picker-thumb {
  position: absolute;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid var(--pfse-surface-primary);
  box-shadow: 0 0 0 2px var(--pfse-focus-ring-color), 0 2px 8px rgba(0, 0, 0, 0.45);
  pointer-events: none;
  transform: translate(-50%, -50%);
}

/* Canvas surface for entire color picker plane */
.picker-plane__canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}

.picker-main-grid .slider,
.picker-main-grid input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 14px;
  border-radius: var(--pfse-radius-sm);
  border: 1px solid var(--pfse-border-secondary);
  background: linear-gradient(
    90deg,
    #ff0000 0%,
    #ffff00 16%,
    #00ff00 33%,
    #00ffff 50%,
    #0000ff 66%,
    #ff00ff 83%,
    #ff0000 100%
  );
}

.picker-main-grid .slider::-webkit-slider-thumb,
.picker-main-grid input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--pfse-surface-primary);
  border: 2px solid var(--pfse-border-primary);
  box-shadow: 0 0 0 2px var(--pfse-focus-ring-color);
  cursor: grab;
}

.picker-main-grid .slider::-moz-range-thumb,
.picker-main-grid input[type="range"]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--pfse-surface-primary);
  border: 2px solid var(--pfse-border-primary);
  box-shadow: 0 0 0 2px var(--pfse-focus-ring-color);
  cursor: grab;
}

.picker-harmony-params {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--pfse-spacing-2);
  align-items: end;
  min-width: 0;
}

.picker-gamut-toggle {
  align-items: center;
  min-width: 0;
}

.picker-gamut-toggle .btn {
  margin-left: auto;
}

.harmony-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(38px, 1fr));
  gap: var(--pfse-spacing-2);
  min-width: 0;
}

.harmony-strip__item {
  height: 38px;
  border-radius: var(--pfse-radius-sm);
  border: 2px solid var(--pfse-border-primary);
  cursor: pointer;
  transition: transform var(--pfse-anim-instant) var(--pfse-ease-standard), border-color var(--pfse-anim-micro) var(--pfse-ease-standard);
}

.harmony-strip__item:hover {
  transform: translateY(-1px);
  border-color: var(--pfse-border-secondary);
}

.harmony-strip__item:focus-visible {
  outline: var(--pfse-focus-ring-width) solid var(--pfse-focus-ring-color);
  outline-offset: 2px;
}

.oklch-input-grid {
  display: grid;
  gap: var(--pfse-spacing-2);
  grid-template-columns: repeat(3, minmax(0, 1fr));
  min-width: 0;
}

.field-error {
  color: var(--pfse-danger-400, #ff6b6b);
}

.picker-actions .btn {
  min-height: var(--pfse-control-height-md);
}

.swatch-memory {
  display: grid;
  gap: var(--pfse-spacing-2);
  padding: var(--pfse-spacing-2);
  border: 1px solid var(--pfse-border-secondary);
  border-radius: var(--pfse-radius-md);
  background: color-mix(in oklab, var(--pfse-surface-primary) 92%, transparent);
}

.swatch-memory__grid {
  display: grid;
  gap: var(--pfse-spacing-2);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (max-width: 520px) {
  .oklch-input-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .swatch-memory__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.swatch-memory__slot-wrap {
  position: relative;
}

.swatch-memory__slot {
  width: 100%;
  height: 46px;
  border-radius: var(--pfse-radius-sm);
  border: 2px solid var(--pfse-border-primary);
  background: var(--pfse-surface-primary);
  cursor: pointer;
}

.swatch-memory__slot-wrap--empty .swatch-memory__slot {
  border-style: dashed;
  opacity: 0.6;
}

.swatch-memory__slot:focus-visible {
  outline: var(--pfse-focus-ring-width) solid var(--pfse-focus-ring-color);
  outline-offset: 2px;
}

.swatch-memory__remove {
  position: absolute;
  right: -6px;
  top: -6px;
  width: 18px;
  height: 18px;
  border: 1px solid var(--pfse-border-primary);
  border-radius: 999px;
  background: var(--pfse-surface-secondary);
  color: var(--pfse-text-high);
  font-size: 10px;
  line-height: 1;
  cursor: pointer;
}

.swatch-memory__remove:focus-visible {
  outline: var(--pfse-focus-ring-width) solid var(--pfse-focus-ring-color);
  outline-offset: 1px;
}