feat: redesign upload experience and visual branding

* feat: add animated flower step indicator

* feat: add custom pixel cursor

* feat: update branding, cursor, and artwork cards

* feat: add paper texture background

* style: update description card background

* feat: redesign upload moodboard collage layout

* style: update upload colors and add sliding mode toggle

* fix: add static favicon and apple touch icons

src/lib/components/ui/Artwork/DescriptionCard.svelte

@@ -2,7 +2,7 @@
 	let { title = 'Title', description = 'Description Description Description' } = $props();
 </script>
 
-<div class="min-w-0 flex-1 border border-line-strong px-4 py-3 lg:w-54 lg:flex-none lg:px-6 lg:py-5">
-	<h3 class="text-sm">{title}</h3>
+<div class="w-64 max-w-full flex-none border border-line-strong bg-white px-4 py-3 shadow-sm lg:px-6 lg:py-5">
+	<h3 class="text-sm font-semibold">{title}</h3>
 	<p class="mt-2 text-xs leading-snug">{description}</p>
 </div>