diff --git a/apps/web/cypress/e2e/home-planning.cy.ts b/apps/web/cypress/e2e/home-planning.cy.ts
deleted file mode 100644
index 01e1d02..0000000
--- a/apps/web/cypress/e2e/home-planning.cy.ts
+++ /dev/null
@@ -1,104 +0,0 @@
-// Mocks the API via cy.intercept — see auth.cy.ts for the rationale (no
-// live backend in this CI job; apps/api's own Mocha/Cucumber suites cover
-// real API behavior against a real database).
-
-const authenticatedProfile = {
-  id: 1,
-  firstName: "Alice",
-  lastName: "Martin",
-  email: "alice@example.com",
-  tokenVersion: 0,
-  houseId: 1,
-  dietId: null,
-};
-
-describe("Sidebar navigation", () => {
-  beforeEach(() => {
-    cy.intercept("GET", "**/auth/me", { statusCode: 200, body: authenticatedProfile });
-    cy.intercept("GET", "**/planning/current", { statusCode: 200, body: null });
-    cy.visit("/");
-  });
-
-  // The Foyer/Compte/Préférences links — behind the sidebar's "Paramètres"
-  // toggle, not the main nav tested here — are covered by sidebar.cy.ts.
-  it("highlights the current section and navigates between stub pages", () => {
-    cy.contains("nav a", "Planning").should("have.class", "active");
-
-    cy.contains("nav a", "Recettes").click();
-    cy.url().should("include", "/recettes");
-    cy.contains("h1", "Recettes").should("be.visible");
-    cy.contains("nav a", "Recettes").should("have.class", "active");
-    cy.contains("nav a", "Planning").should("not.have.class", "active");
-
-    cy.contains("nav a", "Liste de courses").click();
-    cy.url().should("include", "/liste-de-courses");
-    cy.contains("h1", "Liste de courses").should("be.visible");
-
-    cy.contains("nav a", "Planning").click();
-    cy.url().should("eq", `${Cypress.config().baseUrl}/`);
-    cy.contains("h1", "Planning de la semaine").should("be.visible");
-  });
-
-  it("shows the signed-in user's name and lets them log out from the account menu", () => {
-    cy.intercept("POST", "**/auth/logout", { statusCode: 204 }).as("logout");
-
-    cy.contains("button", "Bonjour Alice").should("be.visible").click();
-    cy.contains("button", "Se déconnecter").click();
-
-    cy.wait("@logout");
-    cy.url().should("include", "/login");
-  });
-});
-
-describe("Home planning view", () => {
-  it("shows an empty state when the household has no current planning", () => {
-    cy.intercept("GET", "**/auth/me", { statusCode: 200, body: authenticatedProfile });
-    cy.intercept("GET", "**/planning/current", { statusCode: 200, body: null });
-
-    cy.visit("/");
-
-    cy.contains("h1", "Planning de la semaine").should("be.visible");
-    cy.contains("Aucun planning pour cette semaine.").should("be.visible");
-    cy.get("table").should("not.exist");
-  });
-
-  it("renders the current planning's meals when there is one", () => {
-    cy.intercept("GET", "**/auth/me", { statusCode: 200, body: authenticatedProfile });
-    cy.intercept("GET", "**/planning/current", {
-      statusCode: 200,
-      body: {
-        id: 1,
-        startDate: "2026-08-10T00:00:00.000Z",
-        finishDate: "2026-08-16T00:00:00.000Z",
-        items: [
-          { id: 1, weekDay: "lundi", meal: "Dîner", recipe: { id: 1, name: "Ratatouille" } },
-          {
-            id: 2,
-            weekDay: "mardi",
-            meal: "Déjeuner",
-            recipe: { id: 2, name: "Curry de lentilles" },
-          },
-        ],
-      },
-    });
-
-    cy.visit("/");
-
-    cy.contains("Aucun planning pour cette semaine.").should("not.exist");
-    cy.get("table.planning-table tbody tr").should("have.length", 2);
-    cy.contains("td", "Ratatouille").should("be.visible");
-    cy.contains("td", "Curry de lentilles").should("be.visible");
-  });
-
-  it("shows an error state when the planning request fails", () => {
-    cy.intercept("GET", "**/auth/me", { statusCode: 200, body: authenticatedProfile });
-    cy.intercept("GET", "**/planning/current", {
-      statusCode: 500,
-      body: { code: 5000, message: "boom" },
-    });
-
-    cy.visit("/");
-
-    cy.contains("Impossible de charger le planning, réessayez plus tard").should("be.visible");
-  });
-});
diff --git a/apps/web/cypress/e2e/planning-page.cy.ts b/apps/web/cypress/e2e/planning-page.cy.ts
new file mode 100644
index 0000000..ab13c85
--- /dev/null
+++ b/apps/web/cypress/e2e/planning-page.cy.ts
@@ -0,0 +1,163 @@
+// Mocks the API via cy.intercept — see auth.cy.ts for the rationale (no
+// live backend in this CI job; apps/api's own Mocha/Cucumber suites cover
+// real API behavior against a real database).
+
+const authenticatedProfile = {
+  id: 1,
+  firstName: "Alice",
+  lastName: "Martin",
+  email: "alice@example.com",
+  tokenVersion: 0,
+  houseId: 1,
+  dietId: null,
+};
+
+// 2026-08-17 is a Monday — frozen via `cy.clock` so "today"/"this week"
+// assertions are deterministic instead of depending on the day the suite
+// happens to run.
+const TODAY = new Date("2026-08-17T09:00:00Z");
+
+function freezeToday() {
+  cy.clock(TODAY, ["Date"]);
+}
+
+describe("Sidebar navigation", () => {
+  beforeEach(() => {
+    cy.intercept("GET", "**/auth/me", { statusCode: 200, body: authenticatedProfile });
+    cy.intercept("GET", /\/planning\?/, { statusCode: 200, body: null });
+    cy.visit("/");
+  });
+
+  // The Foyer/Compte/Préférences links — behind the sidebar's "Paramètres"
+  // toggle, not the main nav tested here — are covered by sidebar.cy.ts.
+  it("highlights the current section and navigates between stub pages", () => {
+    cy.contains("nav a", "Planning").should("have.class", "active");
+
+    cy.contains("nav a", "Recettes").click();
+    cy.url().should("include", "/recettes");
+    cy.contains("h1", "Recettes").should("be.visible");
+    cy.contains("nav a", "Recettes").should("have.class", "active");
+    cy.contains("nav a", "Planning").should("not.have.class", "active");
+
+    cy.contains("nav a", "Liste de courses").click();
+    cy.url().should("include", "/liste-de-courses");
+    cy.contains("h1", "Liste de courses").should("be.visible");
+
+    cy.contains("nav a", "Planning").click();
+    cy.url().should("eq", `${Cypress.config().baseUrl}/`);
+    cy.contains("h1", "Planning de la semaine").should("be.visible");
+  });
+
+  it("shows the signed-in user's name and lets them log out from the account menu", () => {
+    cy.intercept("POST", "**/auth/logout", { statusCode: 204 }).as("logout");
+
+    cy.contains("button", "Bonjour Alice").should("be.visible").click();
+    cy.contains("button", "Se déconnecter").click();
+
+    cy.wait("@logout");
+    cy.url().should("include", "/login");
+  });
+});
+
+describe("Planning grid", () => {
+  beforeEach(() => {
+    // Desktop-only design (see the plan/PR description) — wider than
+    // Cypress's default 1000×660 so all 7 day columns fit without the grid's
+    // horizontal scroll hiding the later ones from visibility assertions.
+    cy.viewport(1600, 900);
+    freezeToday();
+    cy.intercept("GET", "**/auth/me", { statusCode: 200, body: authenticatedProfile });
+  });
+
+  it("shows an empty grid (every slot just offering '+') when the household has no planning yet", () => {
+    cy.intercept("GET", /\/planning\?/, { statusCode: 200, body: null }).as("getPlanning");
+
+    cy.visit("/");
+    cy.wait("@getPlanning").its("request.url").should("include", "date=2026-08-17");
+
+    cy.contains("h1", "Planning de la semaine").should("be.visible");
+    // 5 meal rows × 7 days = 35 empty slots, each just a "+".
+    cy.get(".add-recipe-btn").should("have.length", 35);
+    cy.get(".recipe-chip").should("not.exist");
+  });
+
+  it("renders each recipe in its (day, meal) cell, and highlights today's column", () => {
+    cy.intercept("GET", /\/planning\?/, {
+      statusCode: 200,
+      body: {
+        id: 1,
+        startDate: "2026-08-17T00:00:00.000Z",
+        finishDate: "2026-08-23T00:00:00.000Z",
+        items: [
+          { id: 1, weekDay: "mardi", meal: "diner", recipe: { id: 1, name: "Ratatouille" } },
+          {
+            id: 2,
+            weekDay: "mercredi",
+            meal: "dejeuner",
+            recipe: { id: 2, name: "Curry de lentilles" },
+          },
+        ],
+      },
+    });
+
+    cy.visit("/");
+
+    cy.contains("th", "Lundi").should("be.visible");
+    cy.contains("th", "Dimanche").should("be.visible");
+    cy.contains(".recipe-chip", "Ratatouille").should("be.visible");
+    cy.contains(".recipe-chip", "Curry de lentilles").should("be.visible");
+
+    // Today (17 août, Lundi) is marked — its column header carries `.today`.
+    cy.contains("th.today .day-date", "17").should("be.visible");
+  });
+
+  it("shows a loading state, then an error state when the request fails", () => {
+    cy.intercept("GET", /\/planning\?/, {
+      statusCode: 500,
+      body: { code: 5000, message: "boom" },
+    });
+
+    cy.visit("/");
+
+    cy.contains("Impossible de charger le planning, réessayez plus tard").should("be.visible");
+  });
+
+  // Assertions below check the rendered week label/badge, not the intercepted
+  // request count — React StrictMode (see main.tsx) double-invokes effects in
+  // dev, so the `GET /planning` mount effect can fire twice per navigation;
+  // counting exact `cy.wait` calls against that would be flaky, but the
+  // rendered result is the same either way.
+  it("navigates to the next/previous week, re-fetching each time", () => {
+    cy.intercept("GET", /\/planning\?/, { statusCode: 200, body: null }).as("getPlanning");
+
+    cy.visit("/");
+    cy.wait("@getPlanning").its("request.url").should("include", "date=2026-08-17");
+    cy.contains("Semaine du 17 au 23 août 2026").should("be.visible");
+    cy.contains("Cette semaine").should("be.visible");
+
+    cy.get(".week-nav__arrow").last().click();
+    cy.contains("Semaine du 24 au 30 août 2026").should("be.visible");
+    cy.contains("Cette semaine").should("not.exist");
+
+    cy.get(".week-nav__arrow").first().click();
+    cy.contains("Semaine du 17 au 23 août 2026").should("be.visible");
+    cy.get(".week-nav__arrow").first().click();
+    cy.contains("Semaine du 10 au 16 août 2026").should("be.visible");
+  });
+
+  it("jumps to an arbitrary week by picking a day in the calendar popover", () => {
+    cy.intercept("GET", /\/planning\?/, { statusCode: 200, body: null }).as("getPlanning");
+
+    cy.visit("/");
+    cy.wait("@getPlanning");
+
+    cy.contains("button", "Semaine du").click();
+    cy.get(".calendar-popover").should("be.visible");
+    // Picking the 25th (still August, unambiguous in the visible grid)
+    // should jump to the week of the 24th–30th.
+    cy.get(".calendar-grid__day").contains(/^25$/).click();
+
+    cy.contains("Semaine du 24 au 30 août 2026").should("be.visible");
+    cy.get(".calendar-popover").should("not.exist");
+  });
+});