/* ================================================================
   Editor — Photo Editing Canvas & Tools
   ================================================================ */

.editor-layout {
  display: grid;
  grid-template-rows: auto 1fr;
  grid-template-columns: 1fr auto;
  height: calc(100vh - var(--nav-h));
  overflow: hidden;
  background: var(--c-surface);
}

/* Toolbar */
.editor-toolbar {
  grid-column: 1 / -1;
  grid-row: 1;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
  flex-wrap: wrap;
  z-index: 2;
}

.tool-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid var(--c-border);
  color: var(--c-text-3);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--t-fast);
  text-transform: uppercase;
  white-space: nowrap;
}
.tool-btn:hover {
  border-color: var(--c-border-hover);
  color: var(--c-text);
}
.tool-btn.active {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: #fff;
}
.tool-btn-primary {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: #fff;
}
.tool-btn-primary:hover {
  background: var(--c-accent-bright);
  box-shadow: 0 0 12px var(--c-accent-glow);
}

.tool-divider {
  width: 1px;
  height: 24px;
  background: var(--c-border);
  margin: 0 4px;
}

/* Canvas area */
.editor-canvas-area {
  grid-column: 1;
  grid-row: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #0a0710;
  background-image:
    linear-gradient(45deg, var(--c-surface-2) 25%, transparent 25%),
    linear-gradient(-45deg, var(--c-surface-2) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--c-surface-2) 75%),
    linear-gradient(-45deg, transparent 75%, var(--c-surface-2) 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0;
  overflow: auto;
  padding: 24px;
  position: relative;
  min-height: 0;
  min-width: 0;
}

#editor-canvas {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  display: none;
  box-shadow: 0 8px 32px rgba(0,0,0,0.6);
}

.editor-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  color: var(--c-text-4);
}
.editor-empty p {
  font-size: 13px;
  letter-spacing: 2px;
  font-weight: 500;
}
.editor-empty svg { opacity: 0.4; }

/* Right tool panel */
.editor-panel {
  grid-column: 2;
  grid-row: 2;
  width: var(--panel-w);
  background: var(--c-surface);
  border-left: 1px solid var(--c-border);
  overflow-y: auto;
  display: none;
}
.editor-panel.show { display: block; }

/* Tool group */
.tool-group {
  padding: 14px 16px;
  border-bottom: 1px solid var(--c-border);
}
.tool-group-title {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--c-text-3);
  margin-bottom: 10px;
}

.adjust-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 12px;
}
.adjust-row label {
  font-size: 11px;
  color: var(--c-text-2);
  display: flex;
  justify-content: space-between;
}
.adjust-row label span {
  color: var(--c-accent-bright);
  font-weight: 600;
}
.adjust-row input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: var(--c-border);
  border-radius: 2px;
  outline: none;
}
.adjust-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--c-accent);
  cursor: pointer;
  border: 2px solid var(--c-bg);
}
.adjust-row input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--c-accent);
  cursor: pointer;
  border: 2px solid var(--c-bg);
}

/* Filter grid */
.filter-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.filter-item {
  cursor: pointer;
  border: 2px solid var(--c-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: all var(--t-fast);
  position: relative;
}
.filter-item:hover { border-color: var(--c-border-hover); }
.filter-item.active {
  border-color: var(--c-accent);
  box-shadow: 0 0 8px var(--c-accent-glow);
}
.filter-thumb {
  width: 100%;
  height: 60px;
  background-size: cover;
  background-position: center;
}
.filter-name {
  font-size: 10px;
  text-align: center;
  padding: 4px;
  color: var(--c-text-2);
}

/* Sticker grid */
.sticker-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}
.sticker-item {
  font-size: 24px;
  text-align: center;
  padding: 8px;
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--t-fast);
}
.sticker-item:hover {
  background: var(--c-card-hover);
  border-color: var(--c-accent);
  transform: scale(1.1);
}

/* Cutout tools */
.cutout-canvas-wrap {
  position: relative;
  display: inline-block;
}
#cutout-preview {
  max-width: 100%;
  max-height: 300px;
  border: 1px solid var(--c-border);
  cursor: crosshair;
}
.cutout-info {
  font-size: 11px;
  color: var(--c-text-3);
  padding: 8px;
  line-height: 1.6;
}

/* Draw tools */
.color-palette {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.color-swatch {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid var(--c-border);
  transition: all var(--t-fast);
}
.color-swatch.selected {
  border-color: var(--c-text);
  transform: scale(1.2);
}

/* Sticker overlay (on canvas) */
.sticker-layer {
  position: absolute;
  pointer-events: none;
}

/* Crop overlay */
.crop-overlay {
  position: absolute;
  border: 2px dashed var(--c-accent);
  background: rgba(157,78,221,0.1);
  cursor: move;
  pointer-events: auto;
}

@media (max-width: 768px) {
  .editor-toolbar { overflow-x: auto; }
  .editor-panel { width: 240px; }
}