Correct premature Story Intelligence safe-close wording

PlotLine.Tests/Program.cs

@@ -61,6 +61,7 @@ var tests = new (string Name, Action Test)[]
     ("Story Intelligence evidence extraction prevents observed attribute leakage", StoryIntelligenceEvidenceExtractionPreventsObservedAttributeLeakage),
     ("Illustration assignment repair enforces explicit evidence groups and strict subtypes", IllustrationAssignmentRepairEnforcesExplicitEvidenceGroupsAndStrictSubtypes),
     ("Lean import removes replay links while retaining progress", LeanImportRemovesReplayLinksWhileRetainingProgress),
+    ("Story Intelligence progress does not prematurely report safe close", StoryIntelligenceProgressDoesNotPrematurelyReportSafeClose),
     ("Phase 21T repairs durable character understanding", Phase21TRepairsDurableCharacterUnderstanding),
     ("Phase 21U extracts mandatory character appearance fixtures", Phase21UExtractsMandatoryCharacterAppearanceFixtures),
     ("Character sex hints are conservative and reviewable", CharacterSexHintsAreConservativeAndReviewable),
@@ -1318,6 +1319,18 @@ static void LeanImportRemovesReplayLinksWhileRetainingProgress()
     Assert(program.Contains("app.MapHub<StoryIntelligenceHub>", StringComparison.Ordinal), "Lean import should retain the shared Story Intelligence progress hub.");
 }
 
+static void StoryIntelligenceProgressDoesNotPrematurelyReportSafeClose()
+{
+    var root = Path.Combine(AppContext.BaseDirectory, "../../../../PlotLine");
+    var progressView = File.ReadAllText(Path.Combine(root, "Views/Onboarding/StoryIntelligenceProgress.cshtml"));
+
+    Assert(!progressView.Contains("You can close Word", StringComparison.OrdinalIgnoreCase), "Progress page must not say Word can close before scene markers are synchronised.");
+    Assert(!progressView.Contains("close this browser tab", StringComparison.OrdinalIgnoreCase), "Progress page must not give a blanket browser safe-close instruction before Word sync acknowledgement exists.");
+    Assert(!progressView.Contains("safely leave this page", StringComparison.OrdinalIgnoreCase), "Progress page must not infer safe-close from queued/background analysis alone.");
+    Assert(progressView.Contains("Keep Word and the Companion open", StringComparison.Ordinal), "Progress page should tell the user Word/Companion are still needed for scene marker safety.");
+    Assert(progressView.Contains("Do not close Word yet", StringComparison.Ordinal), "Progress page should explicitly block premature Word closure.");
+}
+
 static void StoryIntelligenceDoesNotRetryExhaustedBillingQuota()
 {
     var client = File.ReadAllText(Path.Combine(AppContext.BaseDirectory, "../../../../PlotLine/Services/StoryIntelligenceOpenAIInfrastructure.cs"));

PlotLine/Views/Onboarding/StoryIntelligenceProgress.cshtml

@@ -17,7 +17,7 @@
         <div class="onboarding-copy story-live-hero">
             <p class="eyebrow">Analyse manuscript</p>
             <h1 id="story-progress-title">Reading your manuscript</h1>
-            <p>PlotDirector is analysing your chapters and preparing scenes for review. You can safely leave this page and return later.</p>
+            <p>PlotDirector is analysing your chapters and preparing scenes for review. Keep Word and the Companion open until PlotDirector has finished creating the scene structure you need.</p>
         </div>
 
         @if (TempData["OnboardingStoryIntelligenceError"] is string error)
@@ -30,7 +30,7 @@
         }
 
         <section class="alert alert-info">
-            PlotDirector will keep analysing your manuscript. You can close Word, close this browser tab, and return later. We’ll show this import on your Projects page while it is running.
+            PlotDirector will keep analysing your manuscript on the server. Do not close Word yet if you need this manuscript to receive PlotDirector scene markers for the writing workspace.
         </section>
 
         <section class="story-live-progress-card" aria-label="Import progress">