fix(acquisition): use recognized privacy markers

apps/mobile/app/(app)/pairing.tsx

@@ -30,6 +30,7 @@ import { getPendingInviteCode, clearPendingInviteCode } from "../../src/lib/pend
 import { checkClipboardForInviteCode } from "../../src/lib/clipboardInviteOffer";
 import { ApiError } from "../../src/lib/apiClient";
 import { hasSeenPairedUnlock } from "../../src/lib/pairedUnlockSeen";
+import { PAIRING_PRIVACY_SUMMARY } from "../../src/lib/pairingPrivacyCopy";
 
 export default function PairingScreen() {
     const { fetchCouple, fetchUser, couple, partner, sealedCount, user, isLoading: isAuthLoading } = useAuthStore();
@@ -536,7 +537,7 @@ export default function PairingScreen() {
                             <Ionicons name="link" size={40} color={colors.text} />
                         </LinearGradient>
                         <Text style={styles.subtitle}>
-                            Answer privately. Compare your shared discoveries together.
+                            {PAIRING_PRIVACY_SUMMARY}
                         </Text>
                     </Animated.View>
 

apps/mobile/src/__tests__/lib/pairingPrivacyCopy.test.ts

@@ -0,0 +1,8 @@
+import { PAIRING_PRIVACY_SUMMARY } from "../../lib/pairingPrivacyCopy";
+
+describe("PAIRING_PRIVACY_SUMMARY", () => {
+    it("explains what each response style reveals before a user answers", () => {
+        expect(PAIRING_PRIVACY_SUMMARY).toContain("Vote-style answers reveal shared outcomes");
+        expect(PAIRING_PRIVACY_SUMMARY).toContain("Text, audio, photo, and who-likely responses are shown after you both answer");
+    });
+});

apps/mobile/src/lib/pairingPrivacyCopy.ts

@@ -0,0 +1 @@
+export const PAIRING_PRIVACY_SUMMARY = "Vote-style answers reveal shared outcomes. Text, audio, photo, and who-likely responses are shown after you both answer.";

apps/web/app/join/[code]/JoinClient.test.ts

@@ -73,11 +73,12 @@ describe('/join/[code] JoinClient', () => {
     expect(source).not.toContain('Neither of you sees the other’s individual answers.')
   })
 
-  it('marks the invite-code surface out of PostHog DOM capture and replay', async () => {
+  it('uses PostHog-recognized selectors to exclude the invite-code DOM from capture and replay', async () => {
     const source = await readFile(componentPath, 'utf8')
 
-    expect(source).toContain('data-ph-no-capture')
+    expect(source).toContain('ph-no-capture ph-mask')
-    expect(source).toContain('data-ph-mask')
+    expect(source).not.toContain('data-ph-no-capture')
+    expect(source).not.toContain('data-ph-mask')
   })
 
   it('shows a clear fallback message for a malformed invite code', async () => {

apps/web/app/join/[code]/JoinClient.tsx

@@ -127,7 +127,7 @@ export function JoinClient({ code }: { code: string }) {
     : 'Join to compare answers together. Vote-style questions reveal shared outcomes; open text, audio, photo, and who-likely responses can be visible to you both after you have each answered.'
 
   return (
-    <main className="min-h-screen bg-gradient-to-b from-background-light to-background" data-ph-no-capture data-ph-mask>
+    <main className="min-h-screen bg-gradient-to-b from-background-light to-background ph-no-capture ph-mask">
       <header className="py-6 px-6 border-b border-white/5">
         <div className="max-w-4xl mx-auto flex items-center gap-4">
           <Link href="/" className="flex items-center gap-2 text-white/70 hover:text-white transition-colors">
@@ -150,7 +150,7 @@ export function JoinClient({ code }: { code: string }) {
         <h1 className="text-3xl sm:text-4xl font-bold mb-3">You&apos;ve been invited to compare answers</h1>
         <p className="text-white/70 mb-10">{desktopCopy}</p>
 
-        <section className="surface-solid p-6 sm:p-8 mb-6" aria-labelledby="invite-code-heading" data-ph-no-capture data-ph-mask>
+        <section className="surface-solid p-6 sm:p-8 mb-6 ph-no-capture ph-mask" aria-labelledby="invite-code-heading">
           <h2 id="invite-code-heading" className="text-white/70 text-sm font-medium mb-3">Your invite code</h2>
           <p
             className="text-4xl sm:text-5xl font-bold tracking-[0.3em] text-primary mb-6"