Bottom nav: rename Me→Profile, link to settings root instead of edit profile

- "Me" label renamed to "Profile" — clearer intent
- Link changed from /settings?section=profile to /settings — lands on the
  settings root menu so users see all options, not just the edit form

Co-authored-by: shakespeare.diy <assistant@shakespeare.diy>

src/components/Layout.tsx

@@ -298,9 +298,9 @@ function MobileNav({
             );
           })}
 
-          {/* Profile / Login tab — goes straight to profile section when logged in */}
+          {/* Profile / Login tab — always lands on Settings root */}
           <Link
-            to={isLoggedIn ? "/settings?section=profile" : "/settings"}
+            to="/settings"
             className={cn(
               'relative flex flex-col items-center justify-center gap-0.5 py-1.5 px-1 rounded-xl transition-all duration-150 flex-1 touch-manipulation active:scale-90',
               isActive('/settings') ? 'text-[#ff0040]' : 'text-gray-500'
@@ -326,7 +326,7 @@ function MobileNav({
               <User className="h-[22px] w-[22px]" />
             )}
             <span className="text-[9px] xs:text-[10px] font-semibold leading-tight tracking-wide uppercase">
-              {isLoggedIn ? 'Me' : 'Log In'}
+              {isLoggedIn ? 'Profile' : 'Log In'}
             </span>
           </Link>
         </div>