Update theme colors

Merge version_2 into main

src/app/page.tsx

@@ -50,7 +50,7 @@ export default function LandingPage() {
           imageAlt="Hochwertiges antikes Möbelstück"
           buttons={[
             { text: "Jetzt kostenlos bewerten lassen", href: "contact" },
-            { text: "Jetzt anrufen", href: "#" }
+            { text: "Kostenlos Anfrage stellen", href: "contact" }
           ]}
         />
       </div>

src/app/styles/variables.css

@@ -10,15 +10,15 @@
   --accent: #ffffff;
   --background-accent: #ffffff; */
 
-  --background: #efebe5;
-  --card: #f7f2ea;
-  --foreground: #000000;
-  --primary-cta: #49111C;
-  --primary-cta-text: #efebe5;
-  --secondary-cta: #5E503F;
-  --secondary-cta-text: #000000;
-  --accent: #A9927D;
-  --background-accent: #e1b875;
+  --background: #0a0a0a;
+  --card: #1a1a1a;
+  --foreground: #f5f5f5;
+  --primary-cta: #0b0b0b;
+  --primary-cta-text: #0a0a0a;
+  --secondary-cta: #1a1a1a;
+  --secondary-cta-text: #ffffff;
+  --accent: #8b9a1b;
+  --background-accent: #5d6b00;
 
   /* text sizing - set by ThemeProvider */
   /* --text-2xs: clamp(0.465rem, 0.62vw, 0.62rem);