Review changes batch 6 of 6

tests/module-page-visual-contract.ps1

@@ -6,14 +6,14 @@ if (-not (Test-Path -LiteralPath $componentPath)) { throw 'Missing shared module
 $component = Get-Content -LiteralPath $componentPath -Raw -Encoding utf8
 
 foreach ($anchor in @(
-  "const moduleState = ref('ready')",
-  'module-state--ready',
-  'module-state--empty',
-  'module-state--success',
-  'module-state--error',
-  'g03-create-flow-panel.png',
-  'g06-search-input-wide.png',
-  'application-status-card.png',
+  "const moduleState = ref(['loading', 'empty', 'success', 'error'].includes(query.state) ? query.state : 'ready')",
+  'module-state--${moduleState}',
+  'empty: { eyebrow:',
+  'success: { eyebrow:',
+  'error: { eyebrow:',
+  'module-content-frame.png',
+  'module-field-frame.png',
+  '<AppLoading',
   '<AppButton',
   '<AppToast',
   '<ModulePageBackground',
@@ -22,6 +22,15 @@ foreach ($anchor in @(
   if ($component -notmatch [regex]::Escape($anchor)) { throw "ModulePage is missing high-spec anchor: $anchor" }
 }
 
+foreach ($forbidden in @(
+  'class="page-intro"',
+  'g03-create-flow-panel.png',
+  'g06-search-input-wide.png',
+  'application-status-card.png'
+)) {
+  if ($component -match [regex]::Escape($forbidden)) { throw "ModulePage must not keep obsolete shared surface: $forbidden" }
+}
+
 foreach ($className in @('module-panel', 'form-row', 'list-card', 'detail-card', 'timeline-row', 'settings-row', 'status-card')) {
   foreach ($property in @('border', 'background', 'border-radius', 'box-shadow', 'background-image')) {
     if ($component -match "(?s)\.$className\s*\{[^}]*\b$property\s*:") {