Pulse create worktree tour target

Co-authored-by: Orca <help@stably.ai>

src/renderer/src/assets/main.css

@@ -1735,6 +1735,49 @@ html.onboarding-tour-start-transition::view-transition-new(root) {
   }
 }
 
+.orca-contextual-tour-target-rings {
+  border-radius: 9999px;
+  pointer-events: none;
+}
+
+.orca-contextual-tour-target-rings::before,
+.orca-contextual-tour-target-rings::after {
+  content: '';
+  position: absolute;
+  inset: -2px;
+  border: 1px solid color-mix(in srgb, var(--ring) 72%, transparent);
+  border-radius: inherit;
+  box-shadow: 0 0 0 1px color-mix(in srgb, var(--ring) 18%, transparent);
+  opacity: 0;
+  transform-origin: center;
+  animation: contextual-tour-target-ring 1.8s ease-out infinite;
+}
+
+.orca-contextual-tour-target-rings::after {
+  animation-delay: 0.45s;
+}
+
+@keyframes contextual-tour-target-ring {
+  0% {
+    opacity: 0.72;
+    transform: scale(1);
+  }
+  72%,
+  100% {
+    opacity: 0;
+    transform: scale(2.4);
+  }
+}
+
+@media (prefers-reduced-motion: reduce) {
+  .orca-contextual-tour-target-rings::before,
+  .orca-contextual-tour-target-rings::after {
+    animation: none;
+    opacity: 0.72;
+    transform: scale(1.28);
+  }
+}
+
 .feature-tour-copy-slide {
   position: absolute;
   inset: 0;

src/renderer/src/components/contextual-tours/ContextualTourOverlay.test.tsx

@@ -245,6 +245,19 @@ describe('ContextualTourOverlaySurface', () => {
     expect(onStepAction).toHaveBeenCalledWith(secondaryAction)
   })
 
+  it('renders target rings for the create-worktree step only', () => {
+    const createWorktreeMarkup = renderToStaticMarkup(
+      renderSurface({
+        primaryAction: { kind: 'create-worktree', label: 'Create worktree' },
+        title: 'Run another task in parallel'
+      })
+    )
+    const defaultMarkup = renderToStaticMarkup(renderSurface())
+
+    expect(createWorktreeMarkup).toContain('data-contextual-tour-target-rings')
+    expect(defaultMarkup).not.toContain('data-contextual-tour-target-rings')
+  })
+
   it('handles Escape by clicking Skip before page-level handlers see it', () => {
     const click = vi.fn()
     const preventDefault = vi.fn()

src/renderer/src/components/contextual-tours/ContextualTourOverlaySurface.tsx

@@ -101,6 +101,15 @@ export function ContextualTourOverlaySurface({
       kind: renderState.isLastStep ? 'complete' : 'next',
       label: renderState.isLastStep ? 'Done' : 'Next'
     } satisfies ContextualTourStepAction)
+  const showTargetRings = primaryAction.kind === 'create-worktree'
+  const targetRingStyle = showTargetRings
+    ? ({
+        left: renderState.rect.left,
+        top: renderState.rect.top,
+        width: renderState.rect.width,
+        height: renderState.rect.height
+      } satisfies CSSProperties)
+    : undefined
 
   const panel = (
     <section
@@ -183,6 +192,14 @@ export function ContextualTourOverlaySurface({
       role="presentation"
       onKeyDownCapture={onOverlayKeyDownCapture}
     >
+      {showTargetRings ? (
+        <div
+          aria-hidden="true"
+          className="orca-contextual-tour-target-rings fixed z-[75]"
+          data-contextual-tour-target-rings=""
+          style={targetRingStyle}
+        />
+      ) : null}
       <div className="pointer-events-auto">
         {panelHost ? createPortal(panel, panelHost) : panel}
       </div>