diff --git a/src/app/NotFound.tsx b/src/app/NotFound.tsx
new file mode 100644
index 0000000..79aa5da
--- /dev/null
+++ b/src/app/NotFound.tsx
@@ -0,0 +1,12 @@
+import { Link } from '@tanstack/react-router';
+
+/** Shown for any URL outside the app's routes (previously rendered a blank shell). */
+export function NotFound() {
+  return (
+    <div className="p-10 text-center">
+      <h1 className="font-display text-2xl font-semibold text-ink">Page not found</h1>
+      <p className="mt-2 text-muted">That page doesn’t exist or has moved.</p>
+      <Link to="/" className="mt-4 inline-block text-accent hover:underline">Back to campaigns</Link>
+    </div>
+  );
+}
diff --git a/src/features/characters/builder/CreationWizard.tsx b/src/features/characters/builder/CreationWizard.tsx
index f695beb..24a92a3 100644
--- a/src/features/characters/builder/CreationWizard.tsx
+++ b/src/features/characters/builder/CreationWizard.tsx
@@ -134,7 +134,8 @@ export function CreationWizard({ campaign, onClose }: { campaign: Campaign; onCl
       void loadPf2e('backgrounds').then((bs) => on && setBackgrounds(dedupeByName(bs.map((b) => ({ name: String(b.name), desc: briefOverview(String((b.description ?? b.text) ?? '')) })))));
     }
     return () => { on = false; };
-  }, [system]);
+    // sys.skills is a stable singleton keyed by `system`, so `system` covers it.
+  }, [system, sys.skills]);
 
   // ---- selections ----
   const [step, setStep] = useState(0);
diff --git a/src/router.tsx b/src/router.tsx
index 5207c2a..4c3b97e 100644
--- a/src/router.tsx
+++ b/src/router.tsx
@@ -1,5 +1,6 @@
-import { createRootRoute, createRoute, createRouter, Link } from '@tanstack/react-router';
+import { createRootRoute, createRoute, createRouter } from '@tanstack/react-router';
 import { RootLayout } from '@/app/RootLayout';
+import { NotFound } from '@/app/NotFound';
 import { CampaignsPage } from '@/features/campaigns/CampaignsPage';
 import { CharactersPage } from '@/features/characters/CharactersPage';
 import { CharacterSheetPage } from '@/features/characters/CharacterSheetPage';
@@ -62,17 +63,6 @@ const routeTree = rootRoute.addChildren([
   assistantRoute,
 ]);
 
-/** Shown for any URL outside the routes above (previously rendered a blank shell). */
-function NotFound() {
-  return (
-    <div className="p-10 text-center">
-      <h1 className="font-display text-2xl font-semibold text-ink">Page not found</h1>
-      <p className="mt-2 text-muted">That page doesn’t exist or has moved.</p>
-      <Link to="/" className="mt-4 inline-block text-accent hover:underline">Back to campaigns</Link>
-    </div>
-  );
-}
-
 export const router = createRouter({ routeTree, defaultPreload: 'intent', defaultNotFoundComponent: NotFound });
 
 declare module '@tanstack/react-router' {
diff --git a/tsconfig.app.tsbuildinfo b/tsconfig.app.tsbuildinfo
index 723aaa4..a73b7b9 100644
--- a/tsconfig.app.tsbuildinfo
+++ b/tsconfig.app.tsbuildinfo
@@ -1 +1 @@
-{"root":["./src/main.tsx","./src/router.tsx","./src/vite-env.d.ts","./src/app/RootLayout.tsx","./src/components/CommandPalette.tsx","./src/components/ui/Button.tsx","./src/components/ui/Codex.tsx","./src/components/ui/ErrorBoundary.tsx","./src/components/ui/Input.tsx","./src/components/ui/Modal.tsx","./src/components/ui/NumberField.tsx","./src/components/ui/Page.tsx","./src/components/ui/RollTray.tsx","./src/components/ui/useConfirm.tsx","./src/features/assistant/AssistantPage.tsx","./src/features/assistant/CampaignInsights.tsx","./src/features/assistant/EncounterTipCard.tsx","./src/features/assistant/NpcGenCard.tsx","./src/features/assistant/SessionPrepCard.tsx","./src/features/assistant/SignalsBell.tsx","./src/features/assistant/useEncounterAdvisor.ts","./src/features/assistant/useLevelUpAdvisor.ts","./src/features/assistant/useSignalAction.ts","./src/features/campaigns/CampaignsPage.tsx","./src/features/campaigns/hooks.ts","./src/features/characters/CharacterSheet.tsx","./src/features/characters/CharacterSheetPage.tsx","./src/features/characters/CharactersPage.tsx","./src/features/characters/hooks.ts","./src/features/characters/builder/CreationWizard.tsx","./src/features/characters/builder/origin.test.ts","./src/features/characters/builder/origin.ts","./src/features/characters/builder/overview.test.ts","./src/features/characters/builder/overview.ts","./src/features/characters/sheet/AbilityGenModal.tsx","./src/features/characters/sheet/AttacksSection.tsx","./src/features/characters/sheet/DefensesSection.tsx","./src/features/characters/sheet/FeatsSection.tsx","./src/features/characters/sheet/InventorySection.tsx","./src/features/characters/sheet/LevelUpAdvisor.tsx","./src/features/characters/sheet/LevelUpModal.tsx","./src/features/characters/sheet/ResourcesSection.tsx","./src/features/characters/sheet/SpellcastingSection.tsx","./src/features/characters/sheet/common.tsx","./src/features/cloud/SyncStatusIndicator.tsx","./src/features/cloud/useCloudAutosave.ts","./src/features/combat/CombatPage.tsx","./src/features/combat/EncounterTracker.tsx","./src/features/combat/hooks.ts","./src/features/combat/useConditionGlossary.ts","./src/features/compendium/CompendiumPage.tsx","./src/features/compendium/MonsterDetail.tsx","./src/features/compendium/details.tsx","./src/features/compendium/registry.test.ts","./src/features/compendium/registry.tsx","./src/features/dice/DicePage.tsx","./src/features/play/HandoutControl.tsx","./src/features/play/PlayerConnection.tsx","./src/features/play/SessionControl.tsx","./src/features/play/SessionSidebar.tsx","./src/features/play/usePlayerConnection.ts","./src/features/play/useSessionBroadcaster.ts","./src/features/player/ActionGuide.tsx","./src/features/player/MyCharacterPanel.tsx","./src/features/player/PlayerBoards.tsx","./src/features/player/PlayerMapView.tsx","./src/features/player/PlayerSetupPage.tsx","./src/features/player/PlayerViewPage.tsx","./src/features/player/RollFeed.tsx","./src/features/player/SeatClaimScreen.tsx","./src/features/settings/AssistantSettings.tsx","./src/features/settings/CloudCampaigns.tsx","./src/features/settings/SettingsPage.tsx","./src/features/world/CalendarPage.tsx","./src/features/world/DashboardPage.tsx","./src/features/world/HomebrewPage.tsx","./src/features/world/MapsPage.tsx","./src/features/world/NotesPage.tsx","./src/features/world/NpcsPage.tsx","./src/features/world/QuestsPage.tsx","./src/features/world/homebrew.ts","./src/features/world/hooks.ts","./src/features/world/map/MapCanvas.tsx","./src/features/world/map/MapEditor.tsx","./src/features/world/map/TokenPalette.test.ts","./src/features/world/map/TokenPalette.tsx","./src/features/world/map/tokens.ts","./src/lib/cn.ts","./src/lib/format.ts","./src/lib/ids.ts","./src/lib/rng.ts","./src/lib/sample.ts","./src/lib/useDebouncedCallback.ts","./src/lib/useRoll.ts","./src/lib/wikilinks.test.ts","./src/lib/wikilinks.ts","./src/lib/assistant/actions.ts","./src/lib/assistant/advisors.test.ts","./src/lib/assistant/advisors.ts","./src/lib/assistant/builder.ts","./src/lib/assistant/context.test.ts","./src/lib/assistant/context.ts","./src/lib/assistant/encounter.ts","./src/lib/assistant/levelup.test.ts","./src/lib/assistant/levelup.ts","./src/lib/assistant/patterns.test.ts","./src/lib/assistant/patterns.ts","./src/lib/assistant/prompts.test.ts","./src/lib/assistant/prompts.ts","./src/lib/assistant/session.ts","./src/lib/assistant/signals.test.ts","./src/lib/assistant/signals.ts","./src/lib/cloud/campaigns.ts","./src/lib/cloud/client.ts","./src/lib/combat/budget.test.ts","./src/lib/combat/budget.ts","./src/lib/combat/engine.test.ts","./src/lib/combat/engine.ts","./src/lib/combat/playerProjection.test.ts","./src/lib/combat/playerProjection.ts","./src/lib/compendium/index.ts","./src/lib/compendium/types.ts","./src/lib/db/db.ts","./src/lib/db/repositories.test.ts","./src/lib/db/repositories.ts","./src/lib/dice/check.test.ts","./src/lib/dice/check.ts","./src/lib/dice/notation.test.ts","./src/lib/dice/notation.ts","./src/lib/img/resize.test.ts","./src/lib/img/resize.ts","./src/lib/io/backup.test.ts","./src/lib/io/backup.ts","./src/lib/io/character.test.ts","./src/lib/io/character.ts","./src/lib/io/file.ts","./src/lib/io/pathbuilder.test.ts","./src/lib/io/pathbuilder.ts","./src/lib/llm/client.test.ts","./src/lib/llm/client.ts","./src/lib/llm/types.ts","./src/lib/map/distance.ts","./src/lib/map/fog.ts","./src/lib/map/grid.ts","./src/lib/map/index.ts","./src/lib/map/map.test.ts","./src/lib/map/projection.test.ts","./src/lib/map/projection.ts","./src/lib/map/shapes.ts","./src/lib/map/types.ts","./src/lib/map/viewport.test.ts","./src/lib/map/viewport.ts","./src/lib/map/vision.test.ts","./src/lib/map/vision.ts","./src/lib/mechanics/cast.ts","./src/lib/mechanics/conditionEffects.ts","./src/lib/mechanics/creatureState.test.ts","./src/lib/mechanics/creatureState.ts","./src/lib/mechanics/deathSaves.ts","./src/lib/mechanics/enforce.test.ts","./src/lib/mechanics/index.ts","./src/lib/mechanics/resources.ts","./src/lib/mechanics/result.ts","./src/lib/mechanics/types.ts","./src/lib/mechanics/normalize/armor.ts","./src/lib/mechanics/normalize/monsterDefenses.ts","./src/lib/mechanics/normalize/normalize.test.ts","./src/lib/mechanics/normalize/spell.ts","./src/lib/rules/abilities.ts","./src/lib/rules/abilityGen.test.ts","./src/lib/rules/abilityGen.ts","./src/lib/rules/conditions.ts","./src/lib/rules/depth.test.ts","./src/lib/rules/index.ts","./src/lib/rules/multiclass.test.ts","./src/lib/rules/progression.test.ts","./src/lib/rules/progression.ts","./src/lib/rules/rest.ts","./src/lib/rules/rules.test.ts","./src/lib/rules/types.ts","./src/lib/rules/dnd5e/index.ts","./src/lib/rules/dnd5e/progression.ts","./src/lib/rules/dnd5e/skills.ts","./src/lib/rules/pf2e/index.ts","./src/lib/rules/pf2e/progression.ts","./src/lib/rules/pf2e/skills.ts","./src/lib/ruleset/normalize.test.ts","./src/lib/ruleset/normalize.ts","./src/lib/schemas/campaign.ts","./src/lib/schemas/character.ts","./src/lib/schemas/common.ts","./src/lib/schemas/dice.ts","./src/lib/schemas/encounter.ts","./src/lib/schemas/index.ts","./src/lib/schemas/sessionLog.ts","./src/lib/schemas/world.ts","./src/lib/sync/index.ts","./src/lib/sync/messages.test.ts","./src/lib/sync/messages.ts","./src/lib/sync/playerLink.test.ts","./src/lib/sync/playerLink.ts","./src/lib/sync/snapshot.ts","./src/lib/sync/wsSync.ts","./src/lib/vtt/uvtt.test.ts","./src/lib/vtt/uvtt.ts","./src/stores/assistantStore.ts","./src/stores/connectivityStore.ts","./src/stores/macroStore.ts","./src/stores/playerSessionStore.ts","./src/stores/rollStore.ts","./src/stores/sessionStore.ts","./src/stores/uiStore.ts","./vitest.setup.ts"],"version":"5.9.3"}
\ No newline at end of file
+{"root":["./src/main.tsx","./src/router.tsx","./src/vite-env.d.ts","./src/app/NotFound.tsx","./src/app/RootLayout.tsx","./src/components/CommandPalette.tsx","./src/components/ui/Button.tsx","./src/components/ui/Codex.tsx","./src/components/ui/ErrorBoundary.tsx","./src/components/ui/Input.tsx","./src/components/ui/Modal.tsx","./src/components/ui/NumberField.tsx","./src/components/ui/Page.tsx","./src/components/ui/RollTray.tsx","./src/components/ui/useConfirm.tsx","./src/features/assistant/AssistantPage.tsx","./src/features/assistant/CampaignInsights.tsx","./src/features/assistant/EncounterTipCard.tsx","./src/features/assistant/NpcGenCard.tsx","./src/features/assistant/SessionPrepCard.tsx","./src/features/assistant/SignalsBell.tsx","./src/features/assistant/useEncounterAdvisor.ts","./src/features/assistant/useLevelUpAdvisor.ts","./src/features/assistant/useSignalAction.ts","./src/features/campaigns/CampaignsPage.tsx","./src/features/campaigns/hooks.ts","./src/features/characters/CharacterSheet.tsx","./src/features/characters/CharacterSheetPage.tsx","./src/features/characters/CharactersPage.tsx","./src/features/characters/hooks.ts","./src/features/characters/builder/CreationWizard.tsx","./src/features/characters/builder/origin.test.ts","./src/features/characters/builder/origin.ts","./src/features/characters/builder/overview.test.ts","./src/features/characters/builder/overview.ts","./src/features/characters/sheet/AbilityGenModal.tsx","./src/features/characters/sheet/AttacksSection.tsx","./src/features/characters/sheet/DefensesSection.tsx","./src/features/characters/sheet/FeatsSection.tsx","./src/features/characters/sheet/InventorySection.tsx","./src/features/characters/sheet/LevelUpAdvisor.tsx","./src/features/characters/sheet/LevelUpModal.tsx","./src/features/characters/sheet/ResourcesSection.tsx","./src/features/characters/sheet/SpellcastingSection.tsx","./src/features/characters/sheet/common.tsx","./src/features/cloud/SyncStatusIndicator.tsx","./src/features/cloud/useCloudAutosave.ts","./src/features/combat/CombatPage.tsx","./src/features/combat/EncounterTracker.tsx","./src/features/combat/hooks.ts","./src/features/combat/useConditionGlossary.ts","./src/features/compendium/CompendiumPage.tsx","./src/features/compendium/MonsterDetail.tsx","./src/features/compendium/details.tsx","./src/features/compendium/registry.test.ts","./src/features/compendium/registry.tsx","./src/features/dice/DicePage.tsx","./src/features/play/HandoutControl.tsx","./src/features/play/PlayerConnection.tsx","./src/features/play/SessionControl.tsx","./src/features/play/SessionSidebar.tsx","./src/features/play/usePlayerConnection.ts","./src/features/play/useSessionBroadcaster.ts","./src/features/player/ActionGuide.tsx","./src/features/player/MyCharacterPanel.tsx","./src/features/player/PlayerBoards.tsx","./src/features/player/PlayerMapView.tsx","./src/features/player/PlayerSetupPage.tsx","./src/features/player/PlayerViewPage.tsx","./src/features/player/RollFeed.tsx","./src/features/player/SeatClaimScreen.tsx","./src/features/settings/AssistantSettings.tsx","./src/features/settings/CloudCampaigns.tsx","./src/features/settings/SettingsPage.tsx","./src/features/world/CalendarPage.tsx","./src/features/world/DashboardPage.tsx","./src/features/world/HomebrewPage.tsx","./src/features/world/MapsPage.tsx","./src/features/world/NotesPage.tsx","./src/features/world/NpcsPage.tsx","./src/features/world/QuestsPage.tsx","./src/features/world/homebrew.ts","./src/features/world/hooks.ts","./src/features/world/map/MapCanvas.tsx","./src/features/world/map/MapEditor.tsx","./src/features/world/map/TokenPalette.test.ts","./src/features/world/map/TokenPalette.tsx","./src/features/world/map/tokens.ts","./src/lib/cn.ts","./src/lib/format.ts","./src/lib/ids.ts","./src/lib/rng.ts","./src/lib/sample.ts","./src/lib/useDebouncedCallback.ts","./src/lib/useRoll.ts","./src/lib/wikilinks.test.ts","./src/lib/wikilinks.ts","./src/lib/assistant/actions.ts","./src/lib/assistant/advisors.test.ts","./src/lib/assistant/advisors.ts","./src/lib/assistant/builder.ts","./src/lib/assistant/context.test.ts","./src/lib/assistant/context.ts","./src/lib/assistant/encounter.ts","./src/lib/assistant/levelup.test.ts","./src/lib/assistant/levelup.ts","./src/lib/assistant/patterns.test.ts","./src/lib/assistant/patterns.ts","./src/lib/assistant/prompts.test.ts","./src/lib/assistant/prompts.ts","./src/lib/assistant/session.ts","./src/lib/assistant/signals.test.ts","./src/lib/assistant/signals.ts","./src/lib/cloud/campaigns.ts","./src/lib/cloud/client.ts","./src/lib/combat/budget.test.ts","./src/lib/combat/budget.ts","./src/lib/combat/engine.test.ts","./src/lib/combat/engine.ts","./src/lib/combat/playerProjection.test.ts","./src/lib/combat/playerProjection.ts","./src/lib/compendium/index.ts","./src/lib/compendium/types.ts","./src/lib/db/db.ts","./src/lib/db/repositories.test.ts","./src/lib/db/repositories.ts","./src/lib/dice/check.test.ts","./src/lib/dice/check.ts","./src/lib/dice/notation.test.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\ No newline at end of file