fix(home): oferta leva ao formulário, ofertas logo depois da vitrine

O botão das ofertas rola até o contato com o tipo marcado e não quebra mais as âncoras; ofertas com o que você recebe e primeiro passo, logo depois da vitrine; bloco de IA fora da home; cartão largo da SEV no hero do celular; separador da faixa de clientes só entre itens; favicon de 13 para 1,8 KB; pré-carregamento só no hover e nunca de /#... fora da home; X do menu e cabeçalho opaco; WhatsApp com "o case"; /ia com 3 passos e modelo de relatório ilustrativo; Sobre alinhado ao currículo; CSP Report-Only com os domínios do Ads.

app/components/ContactOfferLink.test.tsx

@@ -67,3 +67,135 @@ describe("ContactOfferLink", () => {
     }
   });
 });
+
+describe("ContactOfferLink: rolagem até o formulário", () => {
+  const scrollIntoView = jest.fn();
+  const original = window.matchMedia;
+  let form: HTMLElement;
+
+  const setReducedMotion = (reduced: boolean) => {
+    window.matchMedia = jest.fn().mockImplementation((query: string) => ({
+      matches: reduced && query === "(prefers-reduced-motion: reduce)",
+      media: query,
+      addEventListener: jest.fn(),
+      removeEventListener: jest.fn(),
+    }));
+  };
+
+  beforeEach(() => {
+    scrollIntoView.mockReset();
+    HTMLElement.prototype.scrollIntoView = scrollIntoView;
+    window.history.replaceState(null, "", "/");
+    setReducedMotion(false);
+    form = document.createElement("section");
+    form.id = "contact";
+    document.body.append(form);
+  });
+
+  afterEach(() => {
+    form.remove();
+    window.matchMedia = original;
+    window.history.replaceState(null, "", "/");
+  });
+
+  it("cancels the navigation on the home, rolls to #contact, focuses the form and leaves the address as /#contact", () => {
+    const heard: unknown[] = [];
+    const listener = (event: Event) =>
+      heard.push((event as CustomEvent).detail);
+    window.addEventListener(CONTACT_KIND_EVENT, listener);
+    const pushState = jest.spyOn(window.history, "pushState");
+    try {
+      render(
+        <ContactOfferLink kind="site">Começar pelo site</ContactOfferLink>,
+      );
+      const link = screen.getByRole("link", { name: "Começar pelo site" });
+
+      // fireEvent devolve false quando alguém chamou preventDefault: o Link do Next não navega
+      expect(fireEvent.click(link)).toBe(false);
+      expect(heard).toEqual(["site"]);
+      expect(scrollIntoView).toHaveBeenCalledTimes(1);
+      expect(scrollIntoView).toHaveBeenCalledWith({
+        behavior: "smooth",
+        block: "start",
+      });
+      expect(form).toHaveFocus();
+      expect(window.location.pathname + window.location.search).toBe("/");
+      expect(window.location.hash).toBe("#contact");
+      expect(pushState).not.toHaveBeenCalled();
+    } finally {
+      pushState.mockRestore();
+      window.removeEventListener(CONTACT_KIND_EVENT, listener);
+    }
+  });
+
+  it("jumps without animation when the visitor asks for reduced motion", () => {
+    setReducedMotion(true);
+    render(<ContactOfferLink kind="sistema">Começar</ContactOfferLink>);
+
+    fireEvent.click(screen.getByRole("link", { name: "Começar" }));
+    expect(scrollIntoView).toHaveBeenCalledWith({
+      behavior: "instant",
+      block: "start",
+    });
+  });
+
+  it("drops the ?tipo= left by an earlier offer or by the arrival from another page, and keeps the other parameters", () => {
+    window.history.replaceState(null, "", "/?utm_source=ads&tipo=site#contact");
+    render(<ContactOfferLink kind="revisao">Começar</ContactOfferLink>);
+
+    fireEvent.click(screen.getByRole("link", { name: "Começar" }));
+    expect(window.location.search).toBe("?utm_source=ads");
+    expect(window.location.hash).toBe("#contact");
+  });
+
+  it("leaves the click alone when the scroll manager already took it (no second scroll), still cleaning the address", () => {
+    window.history.replaceState(null, "", "/?tipo=site#contact");
+    const cancel = (event: Event) => event.preventDefault();
+    document.addEventListener("click", cancel, true);
+    try {
+      render(<ContactOfferLink kind="sistema">Começar</ContactOfferLink>);
+
+      fireEvent.click(screen.getByRole("link", { name: "Começar" }));
+      expect(scrollIntoView).not.toHaveBeenCalled();
+      expect(window.location.search).toBe("");
+      expect(window.location.hash).toBe("#contact");
+    } finally {
+      document.removeEventListener("click", cancel, true);
+    }
+  });
+
+  it("does not take over a click with a modifier key (new tab) or the middle button", () => {
+    render(<ContactOfferLink kind="site">Começar</ContactOfferLink>);
+    const link = screen.getByRole("link", { name: "Começar" });
+
+    expect(fireEvent.click(link, { ctrlKey: true })).toBe(true);
+    expect(fireEvent.click(link, { metaKey: true })).toBe(true);
+    expect(fireEvent.click(link, { shiftKey: true })).toBe(true);
+    expect(fireEvent.click(link, { button: 1 })).toBe(true);
+    expect(scrollIntoView).not.toHaveBeenCalled();
+    expect(window.location.hash).toBe("");
+  });
+
+  it("does not cancel anything outside the home: the Link navigates to /?tipo=…#contact", () => {
+    window.history.replaceState(null, "", "/privacidade");
+    render(<ContactOfferLink kind="revisao">Começar</ContactOfferLink>);
+    const link = screen.getByRole("link", { name: "Começar" });
+
+    expect(link).toHaveAttribute("href", "/?tipo=revisao#contact");
+    expect(fireEvent.click(link)).toBe(true);
+    expect(scrollIntoView).not.toHaveBeenCalled();
+    expect(window.location.pathname).toBe("/privacidade");
+    expect(window.location.hash).toBe("");
+  });
+
+  it("falls back to the Link navigation when the page has no #contact", () => {
+    form.remove();
+    render(<ContactOfferLink kind="site">Começar</ContactOfferLink>);
+
+    expect(fireEvent.click(screen.getByRole("link", { name: "Começar" }))).toBe(
+      true,
+    );
+    expect(scrollIntoView).not.toHaveBeenCalled();
+    document.body.append(form);
+  });
+});