diff --git a/tests/browser/journey-integration.spec.ts b/tests/browser/journey-integration.spec.ts
index a74753e..d59a56e 100644
--- a/tests/browser/journey-integration.spec.ts
+++ b/tests/browser/journey-integration.spec.ts
@@ -51,7 +51,7 @@ test('keeps navigation, HUD, progress, chapter, and arrival on the same next-fra
       const viewportHeight = window.visualViewport?.height ?? window.innerHeight;
       const destination = id === 'contact'
         ? document.documentElement.scrollHeight
-        : Math.max(0, top - viewportHeight * 0.35 + 1);
+        : Math.max(0, top - viewportHeight * 0.6 + 1);
       window.scrollTo({ top: destination, behavior: 'instant' });
     }, section.id);
     await waitForOneAnimationFrame(page);
@@ -102,7 +102,7 @@ test('draws only the independently eligible next roadside sign during passive fo
     const headingTop = profile.getBoundingClientRect().top + window.scrollY;
     const destination = Math.max(
       1,
-      headingTop - viewportHeight * (0.35 + candidateDistanceVh),
+      headingTop - viewportHeight * (0.6 + candidateDistanceVh),
     );
     return { destination, viewportHeight, expectedLabel: 'Profile' };
   }, triggerProbeDistanceVh(viewport.width, viewport.height));
@@ -133,7 +133,7 @@ test('keeps a readable sign immutable through reversal, resize, and a multi-sect
     const viewportHeight = window.visualViewport?.height ?? window.innerHeight;
     const headingTop = profile.getBoundingClientRect().top + window.scrollY;
     return {
-      destination: Math.max(1, headingTop - viewportHeight * (0.35 + 0.45)),
+      destination: Math.max(1, headingTop - viewportHeight * (0.6 + 0.45)),
       viewportHeight,
     };
   });
@@ -176,13 +176,31 @@ test('keeps a readable sign immutable through reversal, resize, and a multi-sect
   expect((await readSceneInstrumentation(page)).maximumCanvasCount).toBeLessThanOrEqual(1);
 });
 
-test('carries a departed sign past the car before its restrained edge fade', async ({
+/** The gantry window's box in CSS pixels, read from the live layout. */
+async function gantryWindowBox(page: import('@playwright/test').Page) {
+  const box = await page.locator('.gantry-window').boundingBox();
+  if (box === null) throw new Error('Missing gantry window');
+  return { left: box.x, top: box.y, right: box.x + box.width, bottom: box.y + box.height, width: box.width };
+}
+
+/**
+ * Round 6 replaced the roadside pass-by with window docking: the sign arcs
+ * in large over the road, docks into the gantry window, holds there while it
+ * is read, then departs in place as the gantry reports it passing.
+ */
+test('docks a passing sign in the gantry window after its approach arc and lets it go in place', async ({
   page,
   distUrl,
 }) => {
   await page.setViewportSize({ width: 1_440, height: 900 });
   await page.goto(distUrl, { waitUntil: 'domcontentloaded' });
   await expect(page.locator('.journey-world')).toHaveAttribute('data-scene-state', 'running');
+  await page.evaluate(() => {
+    const states: string[] = [];
+    (window as unknown as { __gantryStates: string[] }).__gantryStates = states;
+    new MutationObserver(() => states.push(document.documentElement.dataset.gantry ?? ''))
+      .observe(document.documentElement, { attributes: true, attributeFilter: ['data-gantry'] });
+  });
 
   const viewport = page.viewportSize();
   if (viewport === null) throw new Error('Missing browser viewport');
@@ -193,37 +211,49 @@ test('carries a departed sign past the car before its restrained edge fade', asy
     return Math.max(
       1,
       profile.getBoundingClientRect().top + window.scrollY
-        - viewportHeight * (0.35 + candidateDistanceVh),
+        - viewportHeight * (0.6 + candidateDistanceVh),
     );
   }, triggerProbeDistanceVh(viewport.width, viewport.height));
   await page.mouse.wheel(0, 1);
   await page.evaluate((scrollY) => window.scrollTo(0, scrollY), destination);
   await expect.poll(async () => (
     await readSceneInstrumentation(page)
-  ).signFrames.some((frame) => frame.targetId === 'profile' && frame.phase === 'dwell')).toBe(true);
+  ).signFrames.some((frame) => frame.targetId === 'profile' && frame.phase === 'dwell'), { timeout: 10_000 }).toBe(true);
+  await expect.poll(async () => page.evaluate(() => (
+    (window as unknown as { __gantryStates: string[] }).__gantryStates.includes('passing')
+  )), { timeout: 5_000 }).toBe(true);
   await expect.poll(async () => (
     await readSceneInstrumentation(page)
-  ).signFrames.some((frame) => (
-    frame.targetId === 'profile'
-    && frame.phase === 'depart'
-    && frame.progress >= 0.52
-  )), { intervals: [16], timeout: 5_000 }).toBe(true);
+  ).signFrames.some((frame) => frame.targetId === 'profile' && frame.phase === 'depart')).toBe(true);
 
-  const frames = (await readSceneInstrumentation(page)).signFrames;
-  const dwell = frames.findLast((frame) => frame.targetId === 'profile' && frame.phase === 'dwell');
-  const passing = frames.findLast((frame) => (
-    frame.targetId === 'profile'
-    && frame.phase === 'depart'
-    && frame.progress >= 0.3
-    && frame.opacity >= 0.98
-  ));
-  if (dwell === undefined || passing === undefined) {
-    throw new Error('Missing comparable Profile dwell and pass-by frames');
+  const windowBox = await gantryWindowBox(page);
+  const frames = (await readSceneInstrumentation(page)).signFrames
+    .filter((frame) => frame.targetId === 'profile');
+  const approachPeak = Math.max(...frames
+    .filter((frame) => frame.phase === 'approach')
+    .map((frame) => frame.bounds.width));
+  const dwell = frames.findLast((frame) => frame.phase === 'dwell');
+  const departs = frames.filter((frame) => frame.phase === 'depart');
+  if (dwell === undefined || departs.length === 0) {
+    throw new Error('Missing comparable Profile dwell and depart frames');
   }
-  expect(passing.opacity).toBeGreaterThanOrEqual(0.98);
-  expect(passing.bounds.width).toBeGreaterThan(dwell.bounds.width * 1.18);
-  expect(passing.bounds.left).toBeLessThan(dwell.bounds.left - 24);
-  expect(passing.targetId).toBe(dwell.targetId);
+  // The arc: the sign is read large over the road before it docks.
+  expect(approachPeak).toBeGreaterThan(dwell.bounds.width * 1.5);
+  // Docked: wholly inside the window, never across the reading column.
+  expect(dwell.opacity).toBeGreaterThanOrEqual(0.98);
+  expect(dwell.bounds.left).toBeGreaterThanOrEqual(windowBox.left - 1);
+  expect(dwell.bounds.right).toBeLessThanOrEqual(windowBox.right + 1);
+  expect(dwell.bounds.top).toBeGreaterThanOrEqual(windowBox.top - 1);
+  expect(dwell.bounds.bottom).toBeLessThanOrEqual(windowBox.bottom + 1);
+  // Departing: it fades where it docked instead of sweeping past the car.
+  for (const depart of departs) {
+    expect(Math.abs(depart.bounds.left - dwell.bounds.left)).toBeLessThanOrEqual(1);
+    expect(Math.abs(depart.bounds.width - dwell.bounds.width)).toBeLessThanOrEqual(1);
+  }
+  const states = await page.evaluate(() => (window as unknown as { __gantryStates: string[] }).__gantryStates);
+  const order = ['incoming', 'docked', 'passing'].map((state) => states.indexOf(state));
+  expect(order.every((index) => index >= 0)).toBe(true);
+  expect(order).toEqual([...order].sort((a, b) => a - b));
 });
 
 test('shows exactly one destination sign for a navigator click and suppresses history restoration', async ({
@@ -274,7 +304,7 @@ test('keeps the non-navigator Explore work section jump sign-suppressed', async
     return Math.max(
       1,
       heading.getBoundingClientRect().top + window.scrollY
-        - viewportHeight * (0.35 + candidateDistanceVh),
+        - viewportHeight * (0.6 + candidateDistanceVh),
     );
   }, triggerProbeDistanceVh(viewport.width, viewport.height));
   await page.mouse.wheel(0, 1);
@@ -414,7 +444,7 @@ test('moves an already-readable portrait sign into navigator-safe placement with
     return Math.max(
       1,
       profile.getBoundingClientRect().top + window.scrollY
-        - viewportHeight * (0.35 + 0.22),
+        - viewportHeight * (0.6 + 0.22),
     );
   });
   await page.mouse.wheel(0, 1);
@@ -468,7 +498,7 @@ test('re-arms passive signage after a navigator round trip to Start', async ({
     return Math.max(
       1,
       profile.getBoundingClientRect().top + window.scrollY
-        - viewportHeight * (0.35 + candidateDistanceVh),
+        - viewportHeight * (0.6 + candidateDistanceVh),
     );
   }, triggerProbeDistanceVh(viewport.width, viewport.height));
   await page.mouse.wheel(0, 1);
@@ -494,7 +524,7 @@ test('reconciles an idle rapid jump to the latest active route without flashing
     if (!(target instanceof HTMLElement)) throw new Error('Missing selected builds heading');
     const top = target.getBoundingClientRect().top + window.scrollY;
     const viewportHeight = window.visualViewport?.height ?? window.innerHeight;
-    window.scrollTo(0, Math.max(1, top - viewportHeight * 0.35 + 1));
+    window.scrollTo(0, Math.max(1, top - viewportHeight * 0.6 + 1));
   });
 
   await expect.poll(async () => (await readSceneInstrumentation(page)).routeLabelsDrawn)
@@ -515,7 +545,7 @@ test('reconciles an idle rapid jump to the latest active route without flashing
   expect(dwell.bounds.right).toBeLessThanOrEqual(1_432);
 });
 
-test('keeps the readable Profile face outside its destination panel with verified texel density', async ({
+test('docks the readable Profile face in the gantry window, clear of its panel, with verified texel density', async ({
   page,
   distUrl,
 }) => {
@@ -530,7 +560,7 @@ test('keeps the readable Profile face outside its destination panel with verifie
     return Math.max(
       1,
       profile.getBoundingClientRect().top + window.scrollY
-        - viewportHeight * (0.35 + 0.45),
+        - viewportHeight * (0.6 + 0.45),
     );
   });
   await page.mouse.wheel(0, 1);
@@ -545,11 +575,16 @@ test('keeps the readable Profile face outside its destination panel with verifie
     candidate.targetId === 'profile' && candidate.phase === 'dwell'
   ));
   if (frame === undefined) throw new Error('Missing readable Profile sign frame');
-  const panel = await page.locator('#profile').evaluate((element) => {
-    const bounds = element.getBoundingClientRect();
-    return { left: bounds.left, top: bounds.top, right: bounds.right, bottom: bounds.bottom };
-  });
-  expect(frame.bounds.right).toBeLessThanOrEqual(panel.left - 16);
+  // The face is read in the gantry window, which sits above the reading
+  // column, so it can never overlap the Profile panel below it.
+  const windowBox = await gantryWindowBox(page);
+  expect(frame.bounds.left).toBeGreaterThanOrEqual(windowBox.left - 1);
+  expect(frame.bounds.right).toBeLessThanOrEqual(windowBox.right + 1);
+  expect(frame.bounds.bottom).toBeLessThanOrEqual(windowBox.bottom + 1);
+  const panelTop = await page.locator('#profile .chapter-body').evaluate((element) => (
+    element.getBoundingClientRect().top
+  ));
+  expect(frame.bounds.bottom).toBeLessThanOrEqual(panelTop);
   expect(frame.texture).toMatchObject({
     width: 2_048,
     height: 512,
@@ -583,7 +618,7 @@ test('keeps a fresh readable sign inside responsive world-safe corridors', async
       return Math.max(
         1,
         profile.getBoundingClientRect().top + window.scrollY
-          - viewportHeight * (0.35 + candidateDistanceVh),
+          - viewportHeight * (0.6 + candidateDistanceVh),
       );
     }, triggerProbeDistanceVh(viewport.width, viewport.height));
     await page.mouse.wheel(0, 1);
@@ -649,7 +684,7 @@ test('keeps the upcoming Experience sign clear of both outgoing and incoming pan
     return Math.max(
       1,
       heading.getBoundingClientRect().top + window.scrollY
-        - viewportHeight * (0.35 + 0.45),
+        - viewportHeight * (0.6 + 0.45),
     );
   });
   await page.mouse.wheel(0, 1);
@@ -698,7 +733,7 @@ test('keeps the short-landscape Experience sign in the right roadside gap', asyn
     return Math.max(
       1,
       heading.getBoundingClientRect().top + window.scrollY
-        - viewportHeight * (0.35 + 0.38),
+        - viewportHeight * (0.6 + 0.38),
     );
   });
   await page.mouse.wheel(0, 1);
@@ -776,7 +811,7 @@ test('keeps every passive transition sign clear of visible opaque panels and fix
         return Math.max(
           1,
           heading.getBoundingClientRect().top + window.scrollY
-            - viewportHeight * (0.35 + candidateDistanceVh),
+            - viewportHeight * (0.6 + candidateDistanceVh),
         );
       }, {
         targetId: next.id,