/* ── Palette Analyzer — page-specific styles ── */

/* ── Upload zone ── */
.palette-main {
  padding: 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.palette-upload-zone {
  border: 1px solid var(--ink);
  padding: 80px 40px;
  text-align: center;
  cursor: pointer;
  transition: background 0.2s ease;
  position: relative;
}

.palette-upload-zone:hover,
.palette-upload-zone.dragover {
  background: var(--cream-dark);
}

.upload-inner {
  pointer-events: none;
}

.upload-icon {
  display: block;
  font-family: var(--font);
  font-size: var(--fs);
  color: var(--ink);
  margin-bottom: 16px;
  line-height: 1;
}

.upload-label {
  font-family: var(--font);
  font-size: var(--fs);
  letter-spacing: var(--ls);
  color: var(--ink);
  margin-bottom: 6px;
}

.upload-sublabel {
  font-family: var(--font);
  font-size: var(--fs);
  letter-spacing: var(--ls);
  text-transform: uppercase;
  color: var(--ink);
}

.upload-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

/* ── Workspace layout ── */
.palette-workspace {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--ink);
  margin-top: 0;
  height: 80vh;
  min-height: 500px;
}

.mosaic-col {
  border-right: 1px solid var(--ink);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.palette-col {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Column headers */
.mosaic-header,
.palette-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
  height: 48px;
  border-bottom: 1px solid var(--ink);
  flex-wrap: nowrap;
  gap: 10px;
}

.section-label {
  font-family: var(--font);
  font-size: var(--fs);
  letter-spacing: var(--ls);
  text-transform: uppercase;
  color: var(--ink);
}

.mosaic-controls,
.palette-controls {
  display: flex;
  align-items: center;
  gap: 16px;
}

.control-label {
  font-family: var(--font);
  font-size: var(--fs);
  letter-spacing: var(--ls);
  text-transform: none;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Range slider */
.range-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 80px;
  height: 1px;
  background: var(--ink);
  outline: none;
  cursor: pointer;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 10px;
  height: 10px;
  background: var(--ink);
  border-radius: 0;
  cursor: pointer;
}

.range-slider::-moz-range-thumb {
  width: 10px;
  height: 10px;
  background: var(--ink);
  border: none;
  border-radius: 0;
  cursor: pointer;
}

/* Select dropdown */
.control-select {
  font-family: var(--font);
  font-size: var(--fs);
  letter-spacing: var(--ls);
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--ink);
  padding: 6px 10px;
  cursor: pointer;
  outline: none;
  height: 30px;
}

/* Action buttons */
.action-btn {
  font-family: var(--font);
  font-size: var(--fs);
  letter-spacing: var(--ls);
  text-transform: uppercase;
  color: var(--ink);
  background: none;
  border: 1px solid var(--ink);
  padding: 6px 14px;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease;
  height: 30px;
  display: inline-flex;
  align-items: center;
}

.action-btn:hover {
  background: var(--ink);
  color: var(--cream);
}

/* ── Mosaic canvas ── */
.mosaic-canvas {
  width: 100%;
  display: block;
  image-rendering: pixelated;
  background: var(--cream-dark);
  flex: 1;
  object-fit: contain;
  min-height: 0;
}

.mosaic-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--ink);
  flex-shrink: 0;
}

/* ── Palette results ── */
.palette-results {
  flex: 1;
  padding: 0;
  overflow-y: auto;
  min-height: 0;
}

.palette-empty {
  padding: 40px 20px;
  text-align: center;
}

.palette-empty p {
  font-family: var(--font);
  font-size: var(--fs);
  letter-spacing: var(--ls);
  color: var(--ink);
  line-height: 1.8;
}

/* Individual swatch row */
.palette-swatch-row {
  display: flex;
  align-items: stretch;
  border-bottom: 1px solid var(--ink);
  cursor: pointer;
  transition: background 0.12s ease;
}

.palette-swatch-row:last-child {
  border-bottom: 1px solid var(--ink);
}

.palette-swatch-row:hover {
  background: var(--cream-dark);
}

.palette-swatch-block {
  width: 72px;
  flex-shrink: 0;
  border-right: 1px solid var(--ink);
}

.palette-swatch-info {
  flex: 1;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  min-width: 0;
  position: relative;
}

.palette-swatch-info .oa-save-btn {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
}

.palette-swatch-name {
  font-family: var(--font);
  font-style: normal;
  font-size: var(--fs);
  letter-spacing: var(--ls);
  line-height: 1.3;
  color: var(--ink);
  text-transform: uppercase;
}

.palette-swatch-meta {
  font-family: var(--font);
  font-size: var(--fs);
  letter-spacing: var(--ls);
  color: var(--ink);
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.palette-swatch-source {
  letter-spacing: var(--ls);
}

.palette-swatch-hex {
  letter-spacing: var(--ls);
}

/* Extracted vs matched indicator */
.palette-swatch-block-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.swatch-extracted {
  flex: 1;
}

.swatch-matched {
  flex: 1;
  position: relative;
}

.swatch-matched::after {
  content: '→';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: var(--fs);
  opacity: 0;
  color: var(--cream);
  mix-blend-mode: difference;
}

.palette-swatch-row:hover .swatch-matched::after {
  opacity: 0.6;
}

/* ── Export strip ── */
.palette-export {
  padding: 14px 20px;
  border-top: 1px solid var(--ink);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  flex-shrink: 0;
}

/* ── Generating state ── */
.palette-generating {
  padding: 40px 20px;
  text-align: center;
}

.palette-generating p {
  font-family: var(--font);
  font-size: var(--fs);
  letter-spacing: var(--ls);
  text-transform: uppercase;
  color: var(--ink);
}

/* ── Mobile ── */
@media (max-width: 900px) {
  .palette-main {
    padding: 20px;
  }

  .palette-upload-zone {
    padding: 50px 20px;
  }

  .palette-workspace {
    grid-template-columns: 1fr;
    height: auto;
    min-height: 0;
  }

  .mosaic-col {
    border-right: none;
    border-bottom: 1px solid var(--ink);
    overflow: visible;
  }

  .palette-col {
    overflow: visible;
  }

  .palette-results {
    max-height: 60vh;
  }

  .palette-swatch-block {
    width: 56px;
  }
}