Update theme colors

Merge version_4 into main

src/app/page.tsx

@@ -53,7 +53,7 @@ export default function LandingPage() {
         { name: "Mark D.", handle: "@markd", testimonial: "Honest pricing, no gimmicks. My go-to for HVAC.", rating: 5, imageSrc: "http://img.b2bpic.net/free-photo/close-up-portrait-smiling-brunette-asian-woman-sitting-with-graphic-pen-looking-happy-drawing_1258-199033.jpg?_wi=1", imageAlt: "hvac air conditioning unit home" },
       ]}
       buttons={[
-        { text: "Call Now", href: "tel:7723342345" },
+        { text: "Call Now", onClick: () => window.location.href = "tel:7723342345" },
         { text: "Request Estimate", href: "#contact" },
       ]}
       imageSrc="https://webuild-dev.s3.eu-north-1.amazonaws.com/users/user_3ClRE45Yg9Dl5dkTVWDpchIcGjo/uploaded-1776958632028-j8swsyrr.png"

src/app/styles/variables.css

@@ -10,15 +10,15 @@
   --accent: #ffffff;
   --background-accent: #ffffff; */
 
-  --background: #f7f6f7;
+  --background: #f12256;
   --card: #ffffff;
-  --foreground: #0c1325;
+  --foreground: #45aaeb;
   --primary-cta: #0798ff;
-  --primary-cta-text: #f7f6f7;
+  --primary-cta-text: #27d7f2;
   --secondary-cta: #ffffff;
-  --secondary-cta-text: #0c1325;
+  --secondary-cta-text: #1f2429;
   --accent: #93c7ff;
-  --background-accent: #a8cde8;
+  --background-accent: #000000;
 
   /* text sizing - set by ThemeProvider */
   /* --text-2xs: clamp(0.465rem, 0.62vw, 0.62rem);