chore: Remove favicon and enhance global styles

- Delete unused favicon.ico file to clean up project assets
- Add smooth scrolling behavior to html element for improved user experience
- Refactor box-shadow property in Toastify styles for better readability
- Update button states in Contact Us and Inquiries forms to include hcaptchaToken validation

app/marketing/page.tsx

@@ -142,11 +142,11 @@ export default function Home() {
               </p>
             </hgroup>
             <div className="flex justify-start text-white">
-              <button
-                type="button"
-                className="w-2/3 lg:w-fit capitalize bg-(--primary) rounded-4xl py-4 px-6">
+              <Link
+                href={"#footer"}
+                className="w-2/3 lg:w-fit capitalize bg-(--primary) rounded-4xl py-4 px-6 cursor-pointer">
                 Get early access
-              </button>
+              </Link>
             </div>
           </section>
           <div className="m-auto w-xs lg:m-0 lg:w-auto -z-20 relative flex justify-center h-[650px] lg:h-[750px] lg:mr-28">
@@ -295,7 +295,9 @@ export default function Home() {
           </div>
         </section>
       </main>
-      <footer className="relative h-full bg-[url('/footer-bg.svg')] bg-cover bg-no-repeat mt-96">
+      <footer
+        className="relative h-full bg-[url('/footer-bg.svg')] bg-cover bg-no-repeat mt-96"
+        id="footer">
         <div
           className="absolute w-full -top-[355px] lg:-top-72 h-[600px] z-[-10] bg-[url('/bottom-bg.svg')] bg-contain bg-no-repeat bg-right"
           aria-hidden="true"