/* TileForge Studio — Palette Panel */

#palette-panel {
  width: 280px;
  min-width: 200px;
  max-width: 600px;
  display: flex;
  flex-direction: column;
  background: var(--bg-panel);
  border-right: none; /* handle takes over the border role */
  position: relative;
}

#palette-resize-handle {
  width: 5px;
  cursor: col-resize;
  background: var(--border);
  flex-shrink: 0;
  transition: background 0.15s;
}

#palette-resize-handle:hover,
#palette-resize-handle.dragging {
  background: var(--accent, #3ba8ff);
}

#palette-header {
  padding: 6px 8px;
  background: var(--bg-panel-alt);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 2px;
}

#tileset-select {
  flex: 1;
  min-width: 0;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 4px 6px;
  font-size: 12px;
  border-radius: 3px;
  cursor: pointer;
}

#tileset-select:focus {
  outline: none;
  border-color: var(--accent);
}

#bookmark-tiles {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  padding: 3px 4px;
  min-height: 0;
  border-bottom: 1px solid rgba(241, 196, 15, 0.2);
  background: rgba(241, 196, 15, 0.03);
}

.bookmark-tile {
  width: 24px;
  height: 24px;
  border: 1px solid rgba(241, 196, 15, 0.4);
  border-radius: 2px;
  cursor: pointer;
  background: var(--bg-dark);
}

.bookmark-tile:hover {
  border-color: #f1c40f;
}

#recent-tiles {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  padding: 3px 4px;
  min-height: 0;
  border-bottom: 1px solid var(--border);
}

#recent-tiles:empty {
  display: none;
}

.recent-tile {
  width: 24px;
  height: 24px;
  border: 1px solid var(--border);
  border-radius: 2px;
  cursor: pointer;
  background: var(--bg-dark);
}

.recent-tile:hover {
  border-color: var(--accent);
}

#palette-container {
  flex: 1;
  overflow: auto;
  padding: 4px;
  background: var(--bg-dark);
}

#palette-canvas {
  display: block;
  margin: 0 auto;
  cursor: pointer;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  max-width: 100%;
}

/* Palette zoom controls */
.palette-zoom-btn {
  padding: 1px 5px;
  font-size: 12px;
  margin-left: 2px;
  min-width: 20px;
  text-align: center;
}

#palette-info {
  padding: 4px 8px;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-dim);
  border-top: 1px solid var(--border);
  background: var(--bg-panel-alt);
}