Replace logo with transparent PNG versions (background removed)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

website/src/routes/+page.svelte

@@ -153,7 +153,7 @@
 <nav class="fixed top-0 left-0 right-0 z-50 transition-all duration-300 {scrollY > 50 ? 'bg-deep/95 backdrop-blur-md shadow-lg shadow-black/20' : ''}">
 	<div class="mx-auto flex h-16 max-w-7xl items-center justify-between px-4 sm:h-20 sm:px-6">
 		<a href="#" class="flex items-center gap-2">
-			<img src="/logos/logo-teal-sailfish.jpg" alt="Gunslinger" class="h-9 rounded bg-white p-0.5 sm:h-10" />
+			<img src="/logos/logo-black-sailfish.png" alt="Gunslinger" class="h-18 sm:h-20" />
 		</a>
 
 		<div class="hidden items-center gap-6 md:flex">