fix: align public coaching CTAs

frontend/src/pages/how-it-works.tsx

@@ -711,7 +711,7 @@ export default function HowItWorks() {
                 href='/intake/'
                 className={`mt-8 inline-flex rounded-none px-7 py-4 font-semibold ${ui.button}`}
               >
-                Start free
+                Start assessment
               </Link>
             </div>
           </div>
@@ -750,7 +750,7 @@ export default function HowItWorks() {
               href='/intake/'
               className={`rounded-none px-8 py-4 font-semibold ${ui.button}`}
             >
-              Start free
+              Start assessment
             </Link>
           </div>
         </section>

frontend/src/pages/login.tsx

@@ -76,15 +76,14 @@ function Nav() {
           className={`hidden items-center gap-6 text-base font-medium ${ui.ink} md:flex`}
         >
           <Link href='/how-it-works/'>How it works</Link>
-          <Link href='/client-portal/'>Coachee</Link>
-          <Link href='/#pricing'>Pricing</Link>
-          <Link href='/#trust'>Trust</Link>
+          <Link href='/about/'>About</Link>
+          <Link href='/services/'>Services</Link>
         </nav>
         <Link
           href='/intake/'
           className={`rounded-none px-5 py-2.5 text-sm font-semibold ${ui.button}`}
         >
-          Start free
+          Start assessment
         </Link>
       </div>
     </header>