Merge branch 'main' into phase/32-weather-warmth

Co-authored-by: Cursor <cursoragent@cursor.com>

# Conflicts:
#	src/HSchool.Simulation/School.cs

src/HSchool.Content/PeopleDefValidator.cs

@@ -531,6 +531,18 @@ internal static class PeopleDefValidator
             throw new ContentLoadException($"BehaviorDef '{behavior.DefName}' optionalApparelChance must be 0–1.");
         }
 
+        if (behavior.ApparelWearPerHour < 0f)
+        {
+            throw new ContentLoadException($"BehaviorDef '{behavior.DefName}' apparelWearPerHour cannot be negative.");
+        }
+
+        if (behavior.ApparelReplaceBelow is < 0f or > 1f)
+        {
+            throw new ContentLoadException($"BehaviorDef '{behavior.DefName}' apparelReplaceBelow must be 0–1.");
+        }
+
+        ValidateConditionBands(behavior);
+
         // A pack may invert this on purpose — lunch then pulls the class out of the lesson.
         // The warning is the catch; refusing to load would make the number unmoddable.
         if (behavior.LunchWeight > behavior.DutyLessonWeight)
@@ -540,6 +552,47 @@ internal static class PeopleDefValidator
         }
     }
 
+    private static void ValidateConditionBands(BehaviorDef behavior)
+    {
+        var bands = behavior.ApparelConditionBands;
+        if (bands.Count == 0)
+        {
+            throw new ContentLoadException($"BehaviorDef '{behavior.DefName}' apparelConditionBands cannot be empty.");
+        }
+
+        var ids = new HashSet<string>(StringComparer.Ordinal);
+        var sawZero = false;
+        foreach (var band in bands)
+        {
+            if (string.IsNullOrWhiteSpace(band.Id))
+            {
+                throw new ContentLoadException($"BehaviorDef '{behavior.DefName}' apparel condition band is missing an id.");
+            }
+
+            if (band.Min is < 0f or > 1f)
+            {
+                throw new ContentLoadException(
+                    $"BehaviorDef '{behavior.DefName}' apparel condition '{band.Id}' min must be 0–1.");
+            }
+
+            if (!ids.Add(band.Id))
+            {
+                throw new ContentLoadException($"BehaviorDef '{behavior.DefName}' repeats apparel condition '{band.Id}'.");
+            }
+
+            if (band.Min == 0f)
+            {
+                sawZero = true;
+            }
+        }
+
+        if (!sawZero)
+        {
+            throw new ContentLoadException(
+                $"BehaviorDef '{behavior.DefName}' apparelConditionBands must include a min of 0 so rags have a caption.");
+        }
+    }
+
     private static void ValidateHoliday(HolidayDef holiday)
     {
         if (holiday.Abstract)