Badges: soft feathered glow around badge wrapper in dark mode

src/routes/events/[event_id]/(badges)/badges/[badge_id]/ae_comp__badge_obj_view_v2.svelte

@@ -989,7 +989,17 @@
      * Suppressed on print — no shadow on the physical output.
      */
     :global(.dark) .event_badge_wrapper {
-        box-shadow: 0 0 0 6px white, 0 8px 32px rgba(0, 0, 0, 0.75);
+        /*
+         * Layered glow: crisp edge ring → soft mid glow → wide feathered fade → depth shadow.
+         * Each layer has more blur and less opacity, handing off to the next so the
+         * transition reads as a continuous fade rather than hard-edged rings.
+         */
+        box-shadow:
+            0 0 0 2px rgba(255, 255, 255, 0.95),      /* crisp white edge — matches badge stock */
+            0 0 12px 4px rgba(255, 255, 255, 0.55),    /* inner soft glow */
+            0 0 36px 12px rgba(255, 255, 255, 0.2),    /* mid feather */
+            0 0 80px 24px rgba(255, 255, 255, 0.07),   /* wide outer fade → transparent */
+            0 12px 48px rgba(0, 0, 0, 0.55);           /* drop shadow for depth */
     }
 
     @media print {