diff --git a/src/lib/format.ts b/src/lib/format.ts
index 7eb1b91..0fce83e 100644
Binary files a/src/lib/format.ts and b/src/lib/format.ts differ
diff --git a/src/pages/pulse.astro b/src/pages/pulse.astro
index 722c8bd..b151e53 100644
--- a/src/pages/pulse.astro
+++ b/src/pages/pulse.astro
@@ -9,7 +9,7 @@ import {
   getAllCabMembers, getPulseById, getUserVote, castVote,
 } from '../lib/db';
 import {
-  timeOfDay, tenureSince, relativeTime,
+  timeOfDay, pulseDateLabel, daysSince, tenureMilestone, relativeTime,
   eventKindLabel,
   dispatchSlug, dispatchKindLabel, dispatchKindPigment, dispatchLongPreview,
 } from '../lib/format';
@@ -52,12 +52,17 @@ if (Astro.request.method === 'POST') {
 
 // ── Greeting ───────────────────────────────────────────────────────
 const firstName = user.name.split(' ')[0];
-const greeting = `Good ${timeOfDay()}, ${firstName}.`;
+const greetingPrefix = `Good ${timeOfDay()}, `;          // "Good morning, "
+const dateLabel = pulseDateLabel();                        // "MONDAY, 11 MAY"
 
 const tenureAnchor = user.role === 'cab' && user.cab_joined_date
   ? user.cab_joined_date
   : user.created_at;
-const tenure = tenureSince(tenureAnchor);
+const tenureCopy = tenureMilestone(daysSince(tenureAnchor));
+
+const memberNumberLabel = user.member_number != null
+  ? `MEMBER · ${String(user.member_number).padStart(3, '0')}`
+  : null;
 
 // ── Events ─────────────────────────────────────────────────────────
 const upcoming = getUpcomingEvents(20);
@@ -124,10 +129,17 @@ const members = getAllCabMembers();
 
     <!-- ── Greeting ─────────────────────────────────────────────── -->
     <section class="cascade greeting">
-      <h1 class="greeting-line">{greeting}</h1>
-      <p class="greeting-sub body-md">
-        You've been a member for {tenure}. The team is reading every note you leave.
-      </p>
+      <div class="greeting-left">
+        <p class="greeting-date">{dateLabel}</p>
+        <h1 class="greeting-line">{greetingPrefix}<em class="greeting-first">{firstName}</em>.</h1>
+        <p class="greeting-tenure">{tenureCopy}</p>
+      </div>
+      {memberNumberLabel && (
+        <div class="greeting-right">
+          <p class="greeting-member">{memberNumberLabel}</p>
+          <p class="greeting-circle">Founding circle</p>
+        </div>
+      )}
     </section>
 
     <!-- ── Events (--ink card) ──────────────────────────────────── -->
@@ -356,21 +368,68 @@ const members = getAllCabMembers();
     .cascade { opacity: 1; transform: none; animation: none; }
   }
 
-  /* ── Greeting ─────────────────────────────────────────────────── */
-  .greeting { display: flex; flex-direction: column; gap: var(--space-3); }
+  /* ── Greeting (two-column) ────────────────────────────────────── */
+  .greeting {
+    display: grid;
+    grid-template-columns: 1fr 1fr;
+    gap: var(--space-6);
+    align-items: end;
+  }
+  .greeting-left {
+    display: flex;
+    flex-direction: column;
+    gap: 10px;
+    max-width: 30rem;
+  }
+  .greeting-right {
+    display: flex;
+    flex-direction: column;
+    align-items: flex-end;
+    gap: 6px;
+  }
+  .greeting-date {
+    font-family: var(--font-sans);
+    font-size: 11px;
+    letter-spacing: var(--tracking-wider);
+    text-transform: uppercase;
+    color: var(--on-surface-variant);
+    margin: 0;
+  }
   .greeting-line {
     font-family: var(--font-serif);
     font-weight: 400;
-    font-size: var(--text-display-md);
+    font-size: 36px;
+    line-height: 1.05;
     letter-spacing: var(--tracking-tight);
-    line-height: var(--leading-tight);
     color: var(--on-surface);
     margin: 0;
   }
-  .greeting-sub {
+  .greeting-first { font-style: italic; }
+  .greeting-tenure {
+    font-size: 13px;
     color: var(--on-surface-variant);
-    max-width: 48rem;
     margin: 0;
+    max-width: 380px;
+    line-height: var(--leading-relaxed);
+  }
+  .greeting-member {
+    font-family: var(--font-sans);
+    font-size: 11px;
+    letter-spacing: var(--tracking-wider);
+    text-transform: uppercase;
+    color: var(--on-surface-variant);
+    margin: 0;
+  }
+  .greeting-circle {
+    font-family: var(--font-serif);
+    font-size: 14px;
+    color: var(--on-surface);
+    margin: 0;
+  }
+
+  @media (max-width: 720px) {
+    .greeting { grid-template-columns: 1fr; align-items: start; }
+    .greeting-right { align-items: flex-start; }
   }
 
   /* ── Events card (--ink) — more air, prominent hero ───────────── */
diff --git a/tests/tenure-milestone.test.ts b/tests/tenure-milestone.test.ts
new file mode 100644
index 0000000..332d180
--- /dev/null
+++ b/tests/tenure-milestone.test.ts
@@ -0,0 +1,33 @@
+import { describe, it, expect } from 'vitest';
+import { tenureMilestone } from '../src/lib/format.js';
+
+describe('tenureMilestone — copy variants by day count', () => {
+  it('0 days reads "Day one."', () => {
+    expect(tenureMilestone(0)).toBe('Day one. The team is reading every note you leave.');
+  });
+
+  it('1 day reads "Day 2." (off-by-one — day 1 is the first 24h after joining)', () => {
+    expect(tenureMilestone(1)).toBe('Day 2. The team is reading every note you leave.');
+  });
+
+  it('7 days enters the "{n} days in" bucket', () => {
+    expect(tenureMilestone(7)).toBe('7 days in. The team is reading every note you leave.');
+  });
+
+  it('22 days reads "A few weeks in."', () => {
+    expect(tenureMilestone(22)).toBe('A few weeks in. The team is reading every note you leave.');
+  });
+
+  it('60 days reads "{n_months} months in." (months = floor(days/30))', () => {
+    expect(tenureMilestone(60)).toBe('2 months in. The team is reading every note you leave.');
+  });
+
+  it('200 days reads "Almost a year in." (switches to "Still" suffix)', () => {
+    expect(tenureMilestone(200)).toBe('Almost a year in. Still reading every note you leave.');
+  });
+
+  it('400 days reads "{n_years} year(s) in."', () => {
+    expect(tenureMilestone(400)).toBe('1 year in. Still reading every note you leave.');
+    expect(tenureMilestone(730)).toBe('2 years in. Still reading every note you leave.');
+  });
+});