/* ── Canvas zone ── */
.sl2-canvas-zone {
  padding: 0;
}

.sl2-canvas-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 8px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}

.sl2-preview-reset {
  padding: 5px 12px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 8px;
  background: #1a1e26;
  color: #f0f2f5;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

.sl2-preview-reset[hidden] {
  display: none !important;
}

.sl2-preview-reset:hover:not(:disabled) {
  background: #2a3140;
  border-color: var(--accent);
  color: #fff;
}

.sl2-preview-reset:disabled {
  opacity: 0.45;
  cursor: default;
}

.sl2-canvas-title {
  font-weight: 600;
}

.preview-badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #1a2e3a;
  color: var(--info);
  font-weight: 600;
}

.preview-badge[hidden] {
  display: none !important;
}

.render-meta {
  font-size: 11px;
  color: var(--muted);
  font-family: ui-monospace, monospace;
  margin-left: auto;
}

.sl2-canvas-hint {
  margin: 0;
  padding: 8px 14px;
  font-size: 12px;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}

body.sl2-inspector-open .sl2-canvas-hint {
  display: none;
}

#preview-viewport .render-placeholder {
  padding: 32px 20px;
  text-align: center;
  font-size: 13px;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}

.sl2-canvas-wrap,
.preview-stage {
  display: block;
  padding: 0;
  line-height: 0;
  position: relative;
}

.sl2-canvas-wrap {
  border-radius: 0;
  overflow: hidden;
  background: #0b0d10;
}

.preview-stage {
  touch-action: none;
}

.preview-stage--zoomed {
  cursor: grab;
}

.preview-stage--panning {
  cursor: grabbing;
}

.preview-wrap {
  position: relative;
  line-height: 0;
  overflow: hidden;
}

.preview-transform {
  position: relative;
  transform-origin: 0 0;
  will-change: transform;
}

.surface-highlight {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 9;
  pointer-events: none;
  overflow: visible;
}

.surface-highlight[hidden] {
  display: none !important;
}

.surface-highlight-svg {
  display: block;
  width: 100%;
  height: 100%;
}

.surface-highlight-shape {
  fill: rgba(124, 92, 255, 0.14);
  stroke: rgba(124, 92, 255, 0.78);
  stroke-width: 2.5;
  stroke-linejoin: round;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

.surface-highlight-shape--wall {
  fill: rgba(121, 200, 255, 0.14);
  stroke: rgba(121, 200, 255, 0.82);
}

.surface-highlight-shape--floor {
  fill: rgba(199, 155, 242, 0.16);
  stroke: rgba(199, 155, 242, 0.84);
}

.sl2-preview-zoom-hint {
  position: absolute;
  bottom: 10px;
  left: 50%;
  z-index: 15;
  transform: translateX(-50%);
  margin: 0;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  color: var(--muted);
  background: rgba(12, 14, 18, 0.78);
  pointer-events: none;
  min-height: 0;
}

.preview-stage--zoomed .pill {
  transform: translate(-50%, -50%) scale(var(--pill-counter-scale, 1));
}

.preview-stage--zoomed .pill:active {
  transform: translate(-50%, -50%) scale(calc(var(--pill-counter-scale, 1) * 0.96));
}

.preview-stage.is-loading .preview-wrap {
  pointer-events: none;
}

.sl2-preview-loading {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(11, 13, 16, 0.82);
  backdrop-filter: blur(4px);
}

.sl2-preview-loading[hidden] {
  display: none !important;
}

.sl2-preview-loading-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px 24px;
  max-width: 20rem;
  text-align: center;
}

.sl2-preview-spinner {
  width: 28px;
  height: 28px;
  border-width: 3px;
}

.sl2-preview-loading-msg {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.sl2-preview-loading-hint {
  font-size: 12px;
  line-height: 1.45;
  color: var(--muted);
}

.preview-layer {
  display: block;
  width: 100%;
  height: auto;
}

.preview-layer-base {
  background: #0b0d10;
  cursor: default;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.preview-layer-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  background: #0b0d10;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

/* Pills above opaque WebGL canvas (live preview); loading spinner stays on top */
#preview-wrap .pills-overlay,
.preview-wrap .pills-overlay,
.preview-transform .pills-overlay {
  z-index: 10;
}

.preview-wrap.is-live .preview-layer-overlay {
  opacity: 1;
  pointer-events: none;
}

.preview-wrap.is-live .preview-layer-base {
  opacity: 0;
}