feat(notifications): auto-dismiss loading OSD on overlay visibility chan

- add dismissOverlayLoadingOsd dep and call it on hide/show paths (macOS only)
- simplify notification card styles: remove accent bar, flatten gradient bg, tweak spacing
- fix test CSS path to use __dirname instead of process.cwd()

src/core/services/overlay-visibility.ts

@@ -88,6 +88,7 @@ export function updateVisibleOverlayVisibility(args: {
   isMacOSPlatform?: boolean;
   isWindowsPlatform?: boolean;
   showOverlayLoadingOsd?: (message: string) => void;
+  dismissOverlayLoadingOsd?: () => void;
   shouldShowOverlayLoadingOsd?: () => boolean;
   markOverlayLoadingOsdShown?: () => void;
   resetOverlayLoadingOsdSuppression?: () => void;
@@ -320,6 +321,12 @@ export function updateVisibleOverlayVisibility(args: {
     args.showOverlayLoadingOsd('Overlay loading...');
     args.markOverlayLoadingOsdShown?.();
   };
+  const maybeDismissOverlayLoadingOsd = (): void => {
+    if (!args.isMacOSPlatform) {
+      return;
+    }
+    args.dismissOverlayLoadingOsd?.();
+  };
 
   const refreshNonNativeOverlayBoundsAfterFirstShow = (geometry: WindowGeometry | null): void => {
     if (
@@ -350,6 +357,7 @@ export function updateVisibleOverlayVisibility(args: {
   if (!args.visibleOverlayVisible) {
     args.setTrackerNotReadyWarningShown(false);
     args.resetOverlayLoadingOsdSuppression?.();
+    maybeDismissOverlayLoadingOsd();
     if (args.isWindowsPlatform) {
       clearPendingWindowsOverlayReveal(mainWindow);
       setOverlayWindowOpacity(mainWindow, 0);
@@ -372,6 +380,7 @@ export function updateVisibleOverlayVisibility(args: {
       return;
     }
     args.setTrackerNotReadyWarningShown(false);
+    maybeDismissOverlayLoadingOsd();
     const geometry = args.windowTracker.getGeometry();
     if (geometry) {
       args.updateVisibleOverlayBounds(geometry);
@@ -432,6 +441,7 @@ export function updateVisibleOverlayVisibility(args: {
     (mainWindow.isVisible() || hasRetainedTrackedGeometry)
   ) {
     args.setTrackerNotReadyWarningShown(false);
+    maybeDismissOverlayLoadingOsd();
     const geometry = args.windowTracker.getGeometry();
     if (geometry) {
       args.updateVisibleOverlayBounds(geometry);

src/main.ts

@@ -2651,6 +2651,9 @@ const overlayVisibilityRuntime = createOverlayVisibilityRuntimeService(
     showOverlayLoadingOsd: (message: string) => {
       showOverlayLoadingStatusNotification(message);
     },
+    dismissOverlayLoadingOsd: () => {
+      dismissOverlayNotification('overlay-loading-status');
+    },
     hideNonNativeOverlayWhenTargetUnfocused: () =>
       shouldRunLinuxOverlayZOrderKeepAlive() &&
       linuxVisibleOverlayWindowMode === 'fullscreen-override',

src/main/overlay-visibility-runtime.ts

@@ -30,6 +30,7 @@ export interface OverlayVisibilityRuntimeDeps {
   isMacOSPlatform: () => boolean;
   isWindowsPlatform: () => boolean;
   showOverlayLoadingOsd: (message: string) => void;
+  dismissOverlayLoadingOsd?: () => void;
   resolveFallbackBounds: () => WindowGeometry;
   hideNonNativeOverlayWhenTargetUnfocused?: () => boolean;
 }
@@ -80,6 +81,7 @@ export function createOverlayVisibilityRuntimeService(
         isMacOSPlatform: deps.isMacOSPlatform(),
         isWindowsPlatform: deps.isWindowsPlatform(),
         showOverlayLoadingOsd: (message: string) => deps.showOverlayLoadingOsd(message),
+        dismissOverlayLoadingOsd: () => deps.dismissOverlayLoadingOsd?.(),
         shouldShowOverlayLoadingOsd: () =>
           lastOverlayLoadingOsdAtMs === null ||
           Date.now() - lastOverlayLoadingOsdAtMs >= OVERLAY_LOADING_OSD_COOLDOWN_MS,

src/main/runtime/overlay-visibility-runtime-main-deps.test.ts

@@ -36,6 +36,7 @@ test('overlay visibility runtime main deps builder maps state and geometry callb
     isMacOSPlatform: () => true,
     isWindowsPlatform: () => false,
     showOverlayLoadingOsd: () => calls.push('overlay-loading-osd'),
+    dismissOverlayLoadingOsd: () => calls.push('dismiss-overlay-loading-osd'),
     resolveFallbackBounds: () => ({ x: 0, y: 0, width: 20, height: 20 }),
   })();
 
@@ -60,6 +61,7 @@ test('overlay visibility runtime main deps builder maps state and geometry callb
   assert.equal(deps.isMacOSPlatform(), true);
   assert.equal(deps.isWindowsPlatform(), false);
   deps.showOverlayLoadingOsd('Overlay loading...');
+  deps.dismissOverlayLoadingOsd?.();
   assert.deepEqual(deps.resolveFallbackBounds(), { x: 0, y: 0, width: 20, height: 20 });
   assert.equal(trackerNotReadyWarningShown, true);
   assert.deepEqual(calls, [
@@ -71,5 +73,6 @@ test('overlay visibility runtime main deps builder maps state and geometry callb
     'enforce-order',
     'sync-shortcuts',
     'overlay-loading-osd',
+    'dismiss-overlay-loading-osd',
   ]);
 });

src/main/runtime/overlay-visibility-runtime-main-deps.ts

@@ -32,6 +32,7 @@ export function createBuildOverlayVisibilityRuntimeMainDepsHandler(
     isMacOSPlatform: () => deps.isMacOSPlatform(),
     isWindowsPlatform: () => deps.isWindowsPlatform(),
     showOverlayLoadingOsd: (message: string) => deps.showOverlayLoadingOsd(message),
+    dismissOverlayLoadingOsd: () => deps.dismissOverlayLoadingOsd?.(),
     hideNonNativeOverlayWhenTargetUnfocused: () =>
       deps.hideNonNativeOverlayWhenTargetUnfocused?.() ?? false,
     resolveFallbackBounds: () => deps.resolveFallbackBounds(),

src/renderer/overlay-notifications.test.ts

@@ -85,7 +85,7 @@ function findChildByClass(element: FakeElement, className: string): FakeElement
 }
 
 const overlayNotificationCss = readFileSync(
-  path.join(process.cwd(), 'src/renderer/style.css'),
+  path.join(__dirname, '..', 'renderer', 'style.css'),
   'utf8',
 );
 
@@ -202,7 +202,7 @@ test('overlay notification cards use larger display dimensions', () => {
     overlayNotificationCss,
     /\.overlay-notification-stack\s*\{[^}]*width:\s*min\(420px,\s*calc\(100vw - 32px\)\);/s,
   );
-  assert.match(overlayNotificationCss, /\.overlay-notification-card\s*\{[^}]*min-height:\s*76px;/s);
+  assert.match(overlayNotificationCss, /\.overlay-notification-card\s*\{[^}]*min-height:\s*72px;/s);
   assert.match(
     overlayNotificationCss,
     /\.overlay-notification-card\.has-image\s*\{[^}]*min-height:\s*88px;/s,

src/renderer/style.css

@@ -176,26 +176,20 @@ body:focus-visible,
 }
 
 .overlay-notification-card {
-  /* Accent color is overridden per variant and drives the bar, icon, and borders. */
+  /* Accent color is overridden per variant and drives the icon and border tint. */
   --overlay-notification-accent: var(--ctp-blue);
 
   position: relative;
   display: grid;
   grid-template-columns: 22px minmax(0, 1fr) 22px;
-  gap: 11px;
+  gap: 12px;
   align-items: start;
-  min-height: 76px;
-  padding: 16px 16px 16px 20px;
-  border-radius: 11px;
-  border: 1px solid color-mix(in srgb, var(--overlay-notification-accent) 24%, var(--ctp-surface1));
-  background: linear-gradient(
-    180deg,
-    color-mix(in srgb, var(--overlay-notification-accent) 9%, var(--ctp-surface0)),
-    var(--ctp-mantle)
-  );
-  box-shadow:
-    0 14px 32px -10px rgba(24, 25, 38, 0.75),
-    0 1px 0 rgba(202, 211, 245, 0.05) inset;
+  min-height: 72px;
+  padding: 16px;
+  border-radius: 12px;
+  border: 1px solid color-mix(in srgb, var(--overlay-notification-accent) 45%, var(--ctp-surface1));
+  background: var(--ctp-base);
+  box-shadow: 0 12px 28px -12px rgba(24, 25, 38, 0.7);
   color: var(--ctp-text);
   overflow: hidden;
 }
@@ -226,18 +220,6 @@ body:focus-visible,
   animation-name: overlay-notification-leave-top;
 }
 
-.overlay-notification-card::before {
-  content: '';
-  position: absolute;
-  left: 0;
-  top: 11px;
-  bottom: 11px;
-  width: 3px;
-  border-radius: 0 3px 3px 0;
-  background: var(--overlay-notification-accent);
-  box-shadow: 0 0 11px -1px var(--overlay-notification-accent);
-}
-
 .overlay-notification-card.info {
   --overlay-notification-accent: var(--ctp-blue);
 }
@@ -264,7 +246,6 @@ body:focus-visible,
      instead of letting it spill into the content column. */
   grid-template-columns: minmax(0, 100px) minmax(0, 1fr) 22px;
   min-height: 88px;
-  padding-left: 14px;
 }
 
 .overlay-notification-image {