fix(visual): 1:1 banner/hero/modal + strip non-zibll card chrome

Align banner s-desc caption/scale-height, hero search pill and -40px cards, modal colorful header/spring scale; remove white/pink card borders and hover lifts across mainline surfaces.

assets/css/frontend/card-primitives.css

@@ -155,7 +155,7 @@ body.dark-theme .theme-box:hover {
 .aksrt-card-hover-lg:hover,
 .aksrt-card-hover-lg:focus-within {
   box-shadow: var(--shadow-lg);
-  transform: translateY(-4px);
+  transform: none;
 }
 
 .aksrt-noshadow:hover {