feat(space): 목표 카드를 collapsed rail로 재설계

src/widgets/space-focus-hud/ui/SpaceFocusHudWidget.tsx

@@ -261,6 +261,7 @@ export const SpaceFocusHudWidget = ({
     <>
       <div className="pointer-events-none fixed left-6 top-6 z-20 w-[min(29rem,calc(100vw-3rem))] md:left-10 md:top-9">
         <IntentCapsule
+          key={isIntentOverlayOpen ? 'intent-locked' : 'intent-interactive'}
           goal={normalizedGoal}
           microStep={microStep}
           canRefocus={Boolean(hasActiveSession)}