/* WooCommerce 3D Print Configurator — themeable via CSS variables (admin → Branding) */
.wp3dpc {
  --wp3dpc-primary: #2563eb;
  --wp3dpc-primary-hover: #1d4ed8;
  --wp3dpc-accent: #0ea5e9;
  --wp3dpc-surface: #ffffff;
  --wp3dpc-bg: #f8fafc;
  --wp3dpc-text: #0f172a;
  --wp3dpc-muted: #64748b;
  --wp3dpc-border: #e2e8f0;
  --wp3dpc-viewer-bg: #eef2f7;
  --wp3dpc-success: #16a34a;
  --wp3dpc-radius: 12px;
  --wp3dpc-radius-sm: 8px;
  --wp3dpc-font: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --wp3dpc-shadow: 0 1px 3px rgba(15, 23, 42, 0.06), 0 4px 16px rgba(15, 23, 42, 0.04);

  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  grid-template-areas:
    "header header"
    "notice notice"
    "viewer config";
  gap: 20px;
  align-items: start;
  font-family: var(--wp3dpc-font);
  color: var(--wp3dpc-text);
  background: var(--wp3dpc-bg);
  padding: 24px;
  border-radius: calc(var(--wp3dpc-radius) + 4px);
  box-sizing: border-box;
}

.wp3dpc *, .wp3dpc *::before, .wp3dpc *::after { box-sizing: border-box; }

.wp3dpc--viewer-right {
  grid-template-areas:
    "header header"
    "notice notice"
    "config viewer";
}

.wp3dpc-header { grid-area: header; }
.wp3dpc-notice { grid-area: notice; }

.wp3dpc-privacy-card {
  grid-column: 1 / -1;
  background: var(--wp3dpc-surface);
  border: 1px solid var(--wp3dpc-border);
  border-radius: var(--wp3dpc-radius);
  padding: 12px 18px;
}

.wp3dpc-privacy-notice {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--wp3dpc-muted);
  line-height: 1.5;
}

.wp3dpc-panel--viewer { grid-area: viewer; }
.wp3dpc-panel--config { grid-area: config; display: flex; flex-direction: column; gap: 16px; }

.wp3dpc-title {
  margin: 0 0 6px;
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.wp3dpc-subtitle {
  margin: 0 0 16px;
  color: var(--wp3dpc-muted);
  font-size: 0.95rem;
  line-height: 1.5;
  max-width: 52ch;
}

.wp3dpc-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.wp3dpc-step {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--wp3dpc-surface);
  border: 1px solid var(--wp3dpc-border);
  color: var(--wp3dpc-muted);
  font-size: 0.8125rem;
  font-weight: 500;
}

.wp3dpc-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--wp3dpc-border);
  color: var(--wp3dpc-text);
  font-size: 0.75rem;
  font-weight: 700;
}

.wp3dpc-step--active {
  border-color: color-mix(in srgb, var(--wp3dpc-primary) 35%, var(--wp3dpc-border));
  color: var(--wp3dpc-text);
  background: color-mix(in srgb, var(--wp3dpc-primary) 8%, var(--wp3dpc-surface));
}

.wp3dpc-step--active span {
  background: var(--wp3dpc-primary);
  color: #fff;
}

.wp3dpc-step--done span {
  background: var(--wp3dpc-success);
  color: #fff;
}

.wp3dpc-card {
  background: var(--wp3dpc-surface);
  border: 1px solid var(--wp3dpc-border);
  border-radius: var(--wp3dpc-radius);
  box-shadow: var(--wp3dpc-shadow);
  padding: 18px;
}

.wp3dpc-card-title {
  margin: 0 0 14px;
  font-size: 0.9375rem;
  font-weight: 600;
}

.wp3dpc-notice {
  padding: 12px 14px;
  border-radius: var(--wp3dpc-radius-sm);
  font-size: 0.875rem;
  line-height: 1.5;
}

.wp3dpc-notice[hidden] { display: none !important; }
.wp3dpc-notice--error { background: #fef2f2; border: 1px solid #fecaca; color: #991b1b; }
.wp3dpc-notice--success { background: #f0fdf4; border: 1px solid #bbf7d0; color: #166534; }
.wp3dpc-notice--info { background: #eff6ff; border: 1px solid #bfdbfe; color: #1e40af; }

.wp3dpc-viewer-card { padding: 0; overflow: hidden; }

.wp3dpc-canvas-wrap {
  position: relative;
  background: var(--wp3dpc-viewer-bg);
  min-height: 360px;
  aspect-ratio: 4 / 3;
}

#wp3dpc-canvas { width: 100%; height: 100%; display: block; }

.wp3dpc-empty-state {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 24px;
  text-align: center;
  color: var(--wp3dpc-muted);
  pointer-events: none;
  transition: opacity 0.25s;
}

.wp3dpc-empty-state.is-hidden { opacity: 0; }

.wp3dpc-empty-icon { width: 56px; height: 56px; opacity: 0.45; }

.wp3dpc-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-top: 1px solid var(--wp3dpc-border);
  background: var(--wp3dpc-surface);
}

.wp3dpc-tools-group { display: flex; flex-wrap: wrap; gap: 8px; }

.wp3dpc-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--wp3dpc-border);
  font-size: 0.8125rem;
  cursor: pointer;
}

.wp3dpc-chip:has(input:checked) {
  border-color: var(--wp3dpc-primary);
  background: color-mix(in srgb, var(--wp3dpc-primary) 10%, transparent);
}

.wp3dpc-clip-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--wp3dpc-muted);
  flex: 1;
  min-width: 140px;
}

.wp3dpc-clip-label input[type="range"] { flex: 1; }

.wp3dpc-stats { padding: 14px 16px 16px; }

.wp3dpc-stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.wp3dpc-stat {
  padding: 10px;
  border-radius: var(--wp3dpc-radius-sm);
  background: color-mix(in srgb, var(--wp3dpc-bg) 80%, var(--wp3dpc-surface));
  border: 1px solid var(--wp3dpc-border);
}

.wp3dpc-stat-label {
  display: block;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--wp3dpc-muted);
  margin-bottom: 4px;
}

.wp3dpc-stat strong { font-size: 0.8125rem; font-weight: 600; word-break: break-word; }

.wp3dpc-details {
  margin-top: 12px;
  border: 1px solid var(--wp3dpc-border);
  border-radius: var(--wp3dpc-radius-sm);
  padding: 0 12px;
}

.wp3dpc-details summary {
  cursor: pointer;
  padding: 10px 0;
  font-size: 0.875rem;
  font-weight: 500;
  list-style: none;
}

.wp3dpc-details summary::-webkit-details-marker { display: none; }

.wp3dpc-details-list {
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
  font-size: 0.8125rem;
}

.wp3dpc-details-list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 0;
  border-top: 1px solid var(--wp3dpc-border);
}

#wp3dpc-file {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.wp3dpc-uploader {
  position: relative;
  width: 100%;
}

.wp3dpc-upload-card .wp3dpc-card-title {
  margin-bottom: 12px;
}

.wp3dpc-dropzone {
  position: relative;
  display: block;
  width: 100%;
  border: 2px dashed color-mix(in srgb, var(--wp3dpc-primary) 45%, var(--wp3dpc-border));
  border-radius: var(--wp3dpc-radius);
  background: color-mix(in srgb, var(--wp3dpc-primary) 5%, var(--wp3dpc-surface));
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
  overflow: hidden;
}

.wp3dpc-drop-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 6px;
  padding: 28px 20px 24px;
  min-height: 168px;
}

.wp3dpc-drop-icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--wp3dpc-primary) 12%, var(--wp3dpc-surface));
  border: 1px solid color-mix(in srgb, var(--wp3dpc-primary) 22%, var(--wp3dpc-border));
  margin-bottom: 4px;
}

.wp3dpc-drop-icon {
  width: 28px;
  height: 28px;
  color: var(--wp3dpc-primary);
  display: block;
}

.wp3dpc-drop-title {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--wp3dpc-text);
  line-height: 1.35;
  max-width: 26ch;
}

.wp3dpc-drop-formats {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--wp3dpc-muted);
  line-height: 1.4;
}

.wp3dpc-drop-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--wp3dpc-primary);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1;
  pointer-events: none;
}

.wp3dpc-dropzone:hover,
.wp3dpc-dropzone.hover,
.wp3dpc-dropzone:focus-visible {
  border-color: var(--wp3dpc-primary);
  background: color-mix(in srgb, var(--wp3dpc-primary) 9%, var(--wp3dpc-surface));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--wp3dpc-primary) 14%, transparent);
  outline: none;
}

.wp3dpc-dropzone.is-dragover {
  border-color: var(--wp3dpc-accent);
  background: color-mix(in srgb, var(--wp3dpc-accent) 12%, var(--wp3dpc-surface));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--wp3dpc-accent) 18%, transparent);
}

.wp3dpc-dropzone.has-file {
  border-style: solid;
  border-color: color-mix(in srgb, var(--wp3dpc-success) 55%, var(--wp3dpc-border));
  background: color-mix(in srgb, var(--wp3dpc-success) 6%, var(--wp3dpc-surface));
}

.wp3dpc-dropzone.has-file .wp3dpc-drop-cta,
.wp3dpc-dropzone.has-file .wp3dpc-drop-formats,
.wp3dpc-dropzone.has-file .wp3dpc-drop-title,
.wp3dpc-dropzone.has-file .wp3dpc-drop-icon-wrap {
  display: none;
}

.wp3dpc-dropzone.has-file .wp3dpc-drop-inner {
  min-height: 112px;
  padding: 20px 16px;
}

.wp3dpc-dropzone.is-uploading .wp3dpc-drop-inner {
  opacity: 0.55;
  pointer-events: none;
}

.wp3dpc-drop-file-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
  width: 100%;
  max-width: 100%;
}

.wp3dpc-drop-check {
  width: 20px;
  height: 20px;
  color: var(--wp3dpc-success);
  flex-shrink: 0;
}

.wp3dpc-drop-file {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--wp3dpc-text);
  word-break: break-all;
  max-width: min(100%, 280px);
}

.wp3dpc-drop-clear {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--wp3dpc-muted);
  font-size: 0.8125rem;
  font-weight: 500;
  text-decoration: underline;
  cursor: pointer;
  padding: 4px 6px;
  font-family: inherit;
}

.wp3dpc-drop-clear:hover {
  color: var(--wp3dpc-text);
}

.wp3dpc-upload-progress {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 16px 14px;
}

.wp3dpc-upload-progress[hidden] { display: none !important; }
.wp3dpc-upload-progress-track { flex: 1; height: 6px; background: var(--wp3dpc-border); border-radius: 999px; overflow: hidden; }
.wp3dpc-upload-progress-fill { height: 100%; width: 0%; background: linear-gradient(90deg, var(--wp3dpc-primary), var(--wp3dpc-accent)); transition: width 0.2s; }
.wp3dpc-upload-progress-text { font-size: 0.75rem; color: var(--wp3dpc-muted); min-width: 36px; text-align: right; }

/* G-Code upload (optional slicer file for accurate pricing) */
.wp3dpc-gcode-card--required .wp3dpc-card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.wp3dpc-required-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: #b45309;
  background: #fffbeb;
  border: 1px solid #fcd34d;
}
.wp3dpc-gcode-card--required .wp3dpc-gcode-dropzone {
  border-color: color-mix(in srgb, #f59e0b 45%, var(--wp3dpc-border));
}
.wp3dpc-gcode-desc {
  margin: 0 0 12px;
  font-size: 0.8125rem;
  color: var(--wp3dpc-muted);
  line-height: 1.5;
}
.wp3dpc-gcode-uploader { position: relative; width: 100%; }
.wp3dpc-gcode-dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-height: 72px;
  padding: 14px 16px;
  border: 1.5px dashed color-mix(in srgb, var(--wp3dpc-accent) 40%, var(--wp3dpc-border));
  border-radius: var(--wp3dpc-radius-sm);
  background: color-mix(in srgb, var(--wp3dpc-accent) 4%, var(--wp3dpc-surface));
  cursor: pointer;
  text-align: center;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}
.wp3dpc-gcode-dropzone:hover,
.wp3dpc-gcode-dropzone.hover,
.wp3dpc-gcode-dropzone:focus-visible {
  border-color: var(--wp3dpc-accent);
  background: color-mix(in srgb, var(--wp3dpc-accent) 8%, var(--wp3dpc-surface));
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--wp3dpc-accent) 18%, transparent);
}
.wp3dpc-gcode-dropzone.has-file {
  border-style: solid;
  border-color: color-mix(in srgb, var(--wp3dpc-success) 55%, var(--wp3dpc-border));
  background: color-mix(in srgb, var(--wp3dpc-success) 6%, var(--wp3dpc-surface));
}
.wp3dpc-gcode-drop-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--wp3dpc-text);
}
.wp3dpc-gcode-dropzone.has-file .wp3dpc-gcode-drop-label { display: none; }
.wp3dpc-gcode-drop-file {
  font-size: 0.8125rem;
  color: var(--wp3dpc-muted);
  word-break: break-all;
}
.wp3dpc-gcode-dropzone:not(.has-file) .wp3dpc-gcode-drop-file { display: none; }
.wp3dpc-gcode-status {
  margin-top: 8px;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--wp3dpc-muted);
}
.wp3dpc-gcode-status[hidden] { display: none !important; }
.wp3dpc-gcode-status--info { color: var(--wp3dpc-muted); }
.wp3dpc-gcode-status--success { color: var(--wp3dpc-success); }
.wp3dpc-gcode-status--error { color: #dc2626; }

.wp3dpc-info-inner,
.wp3dpc-shipping-inner { display: flex; align-items: flex-start; gap: 12px; }

.wp3dpc-info-inner p { margin: 0; font-size: 0.875rem; line-height: 1.5; color: var(--wp3dpc-muted); }
.wp3dpc-shipping-price { margin: 0; font-weight: 600; font-size: 0.9375rem; }
.wp3dpc-shipping-delivery { font-size: 0.8125rem; color: var(--wp3dpc-muted); }

.wp3dpc-field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.wp3dpc-field--full { grid-column: 1 / -1; }
.wp3dpc-label { display: block; font-size: 0.8125rem; font-weight: 500; margin-bottom: 6px; }

.wp3dpc-field select,
.wp3dpc-field input[type="number"] {
  width: 100%;
  height: 44px;
  padding: 0 12px;
  border: 1px solid var(--wp3dpc-border);
  border-radius: var(--wp3dpc-radius-sm);
  background: var(--wp3dpc-surface);
  color: var(--wp3dpc-text);
  font-size: 0.9375rem;
}

.wp3dpc-field select:focus,
.wp3dpc-field input:focus {
  outline: none;
  border-color: var(--wp3dpc-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--wp3dpc-primary) 20%, transparent);
}

.wp3dpc-select-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.wp3dpc-color-swatches { display: flex; flex-wrap: wrap; gap: 8px; }

.wp3dpc-swatch {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--wp3dpc-border);
  cursor: pointer;
  padding: 0;
  transition: transform 0.15s, box-shadow 0.15s;
}

.wp3dpc-swatch:hover { transform: scale(1.08); }

.wp3dpc-swatch.is-active {
  border-color: var(--wp3dpc-text);
  box-shadow: 0 0 0 2px var(--wp3dpc-surface), 0 0 0 4px var(--wp3dpc-primary);
}

.wp3dpc-postproc { margin: 16px 0 0; padding: 0; border: none; }
.wp3dpc-postproc legend { font-size: 0.8125rem; font-weight: 500; margin-bottom: 8px; }
.wp3dpc-postproc-grid { display: flex; flex-wrap: wrap; gap: 8px; }

.wp3dpc-postproc-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--wp3dpc-radius-sm);
  border: 1px solid var(--wp3dpc-border);
  font-size: 0.8125rem;
  cursor: pointer;
}

.wp3dpc-postproc-item:has(input:checked) {
  border-color: var(--wp3dpc-primary);
  background: color-mix(in srgb, var(--wp3dpc-primary) 8%, var(--wp3dpc-surface));
}

.wp3dpc-plateinfo {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: var(--wp3dpc-radius-sm);
  background: #fffbeb;
  border: 1px solid #fde68a;
  font-size: 0.8125rem;
  color: #92400e;
}

.wp3dpc-saved-configs {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 10px;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--wp3dpc-border);
}

.wp3dpc-saved-configs .wp3dpc-field { flex: 1; min-width: 160px; margin: 0; }
.wp3dpc-saved-actions { display: flex; gap: 6px; }

.wp3dpc-price-card { position: relative; }
.wp3dpc-price-box { min-height: 80px; margin-bottom: 16px; }
.wp3dpc-price-empty { margin: 0; font-size: 0.875rem; color: var(--wp3dpc-muted); line-height: 1.5; }

.wp3dpc-price-source { margin-bottom: 2px; }
.wp3dpc-price-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: color-mix(in srgb, var(--wp3dpc-muted) 12%, var(--wp3dpc-surface));
  color: var(--wp3dpc-muted);
  border: 1px solid var(--wp3dpc-border);
}
.wp3dpc-price-badge--gcode {
  background: color-mix(in srgb, var(--wp3dpc-success) 12%, var(--wp3dpc-surface));
  color: var(--wp3dpc-success);
  border-color: color-mix(in srgb, var(--wp3dpc-success) 35%, var(--wp3dpc-border));
}
.wp3dpc-price-badge--slicer {
  background: color-mix(in srgb, var(--wp3dpc-primary) 10%, var(--wp3dpc-surface));
  color: var(--wp3dpc-primary);
  border-color: color-mix(in srgb, var(--wp3dpc-primary) 30%, var(--wp3dpc-border));
}

.wp3dpc-price { display: flex; flex-direction: column; gap: 8px; font-size: 0.875rem; }
.wp3dpc-price-row { display: flex; justify-content: space-between; gap: 12px; color: var(--wp3dpc-muted); }
.wp3dpc-price-row strong { color: var(--wp3dpc-text); }

.wp3dpc-price-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: 12px;
  margin-top: 4px;
  border-top: 2px solid var(--wp3dpc-border);
  font-size: 1.125rem;
  font-weight: 700;
}

.wp3dpc-price-total span:last-child { color: var(--wp3dpc-primary); font-size: 1.35rem; }
.wp3dpc-price-hint { margin: 0; font-size: 0.8125rem; color: var(--wp3dpc-muted); }
.wp3dpc-discount { margin-top: 8px; font-size: 0.8125rem; color: var(--wp3dpc-success); }
.wp3dpc-mesh-warnings { font-size: 0.8125rem; color: #92400e; }

.wp3dpc-actions { display: flex; flex-direction: column; gap: 10px; }

.wp3dpc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 48px;
  padding: 0 20px;
  border-radius: var(--wp3dpc-radius-sm);
  border: none;
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}

.wp3dpc-btn--primary { background: var(--wp3dpc-primary); color: #fff; }
.wp3dpc-btn--primary:hover:not(:disabled) { background: var(--wp3dpc-primary-hover); }
.wp3dpc-btn--secondary { background: var(--wp3dpc-surface); color: var(--wp3dpc-text); border: 1px solid var(--wp3dpc-border); }
.wp3dpc-btn--ghost { background: transparent; color: var(--wp3dpc-muted); border: 1px solid var(--wp3dpc-border); width: auto; }
.wp3dpc-btn--sm { min-height: 36px; padding: 0 12px; font-size: 0.8125rem; }
.wp3dpc-btn:disabled { opacity: 0.55; cursor: not-allowed; }
.wp3dpc-btn:active:not(:disabled) { transform: scale(0.98); }
.wp3dpc-icon { flex-shrink: 0; }

.loader-main {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--wp3dpc-surface) 75%, transparent);
  backdrop-filter: blur(4px);
  border-radius: var(--wp3dpc-radius);
  z-index: 5;
}

.loader-main.active-loader { display: flex; }

.loader {
  width: 48px;
  height: 48px;
  border: 3px solid var(--wp3dpc-border);
  border-bottom-color: var(--wp3dpc-primary);
  border-radius: 50%;
  animation: wp3dpc-spin 0.8s linear infinite;
}

@keyframes wp3dpc-spin { to { transform: rotate(360deg); } }

img.wp3dpc-cart-preview { border-radius: var(--wp3dpc-radius-sm); object-fit: cover; }

.wp3dpc-powered-by {
  grid-column: 1 / -1;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 4px;
  padding: 10px 12px;
  font-size: 0.8125rem;
  color: var(--wp3dpc-muted);
  border-top: 1px solid var(--wp3dpc-border);
}

.wp3dpc-powered-by__link,
.wp3dpc-powered-by__text {
  color: var(--wp3dpc-muted);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.wp3dpc-powered-by__link:hover {
  color: var(--wp3dpc-primary);
  text-decoration: underline;
}

.wp3dpc-showcase-banner {
  grid-column: 1 / -1;
  background: color-mix(in srgb, var(--wp3dpc-accent) 12%, var(--wp3dpc-surface));
  border: 1px solid color-mix(in srgb, var(--wp3dpc-accent) 35%, var(--wp3dpc-border));
  border-radius: var(--wp3dpc-radius);
  padding: 12px 16px;
}

.wp3dpc-showcase-banner p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--wp3dpc-text);
}

.wp3dpc-btn[data-showcase-disabled="1"] {
  opacity: 0.72;
  cursor: not-allowed;
}

.wp3dpc-gcode-dropzone.is-disabled,
.wp3dpc-dropzone.is-disabled {
  opacity: 0.55;
  pointer-events: none;
  cursor: not-allowed;
}

@media (max-width: 960px) {
  .wp3dpc {
    grid-template-columns: 1fr;
    grid-template-areas: "header" "notice" "viewer" "config";
    padding: 16px;
  }
  .wp3dpc-stat-grid, .wp3dpc-field-grid { grid-template-columns: 1fr; }
  .wp3dpc-canvas-wrap { min-height: 280px; }
}