Add decorative artist pattern background to desktop advertisements

Integrates an `ArtistPatternBg` component to wrap ad containers (`ArticleCardAd`, home page wide-picked ad section) with a decorative artist name pattern, enhancing visual appeal on desktop while leaving mobile unchanged.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 517dfa7b-26ac-463d-a6e1-a58c6df97188
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Event-Id: 7e26d45f-76ee-4e0c-8b18-8bffeb9e004b
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/f209e72a-0939-48fa-84fc-57854de71967/517dfa7b-26ac-463d-a6e1-a58c6df97188/jdAEdU5
Replit-Helium-Checkpoint-Created: true

client/src/pages/home.tsx

@@ -8,6 +8,7 @@ import { Skeleton } from "@/components/ui/skeleton";
 import Header from "@/components/header";
 import Footer from "@/components/footer";
 import AdSense, { ArticleCardAd, MultiplexAd, SidebarAd } from "@/components/adsense";
+import ArtistPatternBg from "@/components/artist-pattern-bg";
 import { PhotoGalleryWidget } from "@/components/photo-gallery";
 import { HoroscopeWidget } from "@/components/horoscope-widget";
 import { RecipeWidget } from "@/components/recipe-widget";
@@ -631,7 +632,7 @@ export default function Home() {
 
         {widePickedArticles.length > 0 && (
           <div className="grid grid-cols-1 lg:grid-cols-4 gap-4">
-            <div className="hidden lg:block rounded-lg overflow-hidden bg-card border border-card-border">
+            <ArtistPatternBg className="hidden lg:block rounded-lg overflow-hidden bg-card border border-card-border" seed={99}>
               <AdSense
                 slot="3854634730"
                 format="fluid"
@@ -639,7 +640,7 @@ export default function Home() {
                 style={{ display: "block" }}
                 className="w-full h-full min-h-[250px]"
               />
-            </div>
+            </ArtistPatternBg>
             <div className="lg:col-span-3">
               <div className="grid grid-cols-1 sm:grid-cols-2 gap-4">
                 {widePickedArticles.map((a) => (