vzxipsule: Replace the featured rail with an auto-rotating FeaturedCarousel

src/app/globals.css

@@ -95,7 +95,8 @@
 
 /* Reduced motion, app-wide (ADR 0001, section 6; spec "Motion"). Switches off
    card rise-ins, the feed pill and skeleton shimmer, sparks, heart bursts and
-   the light sweep on buttons, and stops snap and smooth scrolling. State
+   the light sweep on buttons, the featured glow, caption fade and slide (its
+   autoplay is stopped in FeaturedCarousel via matchMedia), and stops snap and smooth scrolling. State
    changes still happen instantly. The loading spinner is kept, only slowed,
    because it is the only sign that something is loading. */
 @media (prefers-reduced-motion: reduce) {
@@ -111,7 +112,12 @@
   .btn-gloss::before,
   .btn-gloss::after,
   .btn-sweep::before,
-  .account-dot { animation: none !important; }
+  .account-dot,
+  .featured-cf::before,
+  .featured-cap { animation: none !important; }
+  .featured-item,
+  .featured-ring,
+  .featured-dot { transition: none !important; }
   .btn-sweep::before,
   .btn-gloss::after { transition: none !important; }
   .panel-scroll, .feed-list { scroll-behavior: auto !important; scroll-snap-type: none !important; }