feat: update color theme to yellow and remove background pattern

src/components/Layout.tsx

@@ -38,7 +38,7 @@ export default function Layout() {
 ];
 
   return (
-    <StyleProvider buttonVariant="default" siteBackground="gridDots" heroBackground="lightRaysCenter">
+    <StyleProvider buttonVariant="default" siteBackground="blank" heroBackground="blank">
       <SiteBackgroundSlot />
       <SectionErrorBoundary name="navbar">
         <NavbarCentered

src/index.css

@@ -5,15 +5,15 @@
 
 :root {
   /* @colorThemes/lightTheme/grayNavyBlue */
-  --background: #000000;
-  --card: #481f1f;
-  --foreground: #ffffff;
-  --primary-cta: #ffffff;
-  --primary-cta-text: #280101;
-  --secondary-cta: #361311;
-  --secondary-cta-text: #f6d4d4;
-  --accent: #51000b;
-  --background-accent: #ff2231;
+  --background: #1a1a1a;
+  --card: #3d2b00;
+  --foreground: #fefefe;
+  --primary-cta: #ffc700;
+  --primary-cta-text: #1a1a1a;
+  --secondary-cta: #b38f00;
+  --secondary-cta-text: #ffffff;
+  --accent: #ffd84d;
+  --background-accent: #ffc700;
 
   /* @layout/border-radius/rounded */
   --radius: 0.5rem;