feat: redesign site as personal page with Catppuccin theme

- Switch to Catppuccin Mocha color palette
- Add monospace font (JetBrains Mono/Fira Code)
- Create minimalist layout with centered card design
- Add subtle animated grid background
- Update content to personal info (Latte)
- Include projects, games, and crypto donation addresses
- Update 404 page to match new style

src/layouts/BaseLayout.astro

@@ -52,7 +52,7 @@ const fullOgImage = new URL(ogImage, Astro.site).href;
             name="keywords"
             content="self-hosted, privacy, open-source, furry, developer, cozy, hidden den"
         />
-        <meta name="theme-color" content="#d4a574" />
+        <meta name="theme-color" content="#cba6f7" />
         <meta name="color-scheme" content="dark" />
 
         <!-- Favicons -->
@@ -86,14 +86,18 @@ const fullOgImage = new URL(ogImage, Astro.site).href;
 
 <style is:global>
     :root {
-        /* Cozy Den Color Palette */
-        --color-bg: #1a1410;
-        --color-bg-light: #2a1f18;
-        --color-text: #f4e9d8;
-        --color-text-dim: #c4b5a0;
-        --color-accent: #d4a574;
-        --color-accent-bright: #e8bf8e;
-        --color-warm: #8b6f47;
+        /* Catppuccin Mocha Color Palette */
+        --color-bg: #1e1e2e;
+        --color-bg-light: #313244;
+        --color-surface: #45475a;
+        --color-text: #cdd6f4;
+        --color-text-dim: #a6adc8;
+        --color-accent: #cba6f7;
+        --color-accent-bright: #f5c2e7;
+        --color-warm: #f38ba8;
+        --color-blue: #89b4fa;
+        --color-green: #a6e3a1;
+        --color-peach: #fab387;
 
         /* Spacing */
         --space-xs: 0.5rem;
@@ -103,9 +107,7 @@ const fullOgImage = new URL(ogImage, Astro.site).href;
         --space-xl: 3rem;
 
         /* Typography */
-        --font-body:
-            system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
-            sans-serif;
+        --font-body: "JetBrains Mono", "Fira Code", "SF Mono", Consolas, monospace;
     }
 
     * {