Localizza errori API, sistema layout mobile e documenta allineamento iOS.

Gli header Accept-Language dalle app e i fix di padding/menu sul web chiudono il giro password-policy; il doc guida il lavoro su Mac.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/app/views/shared/_marketing_nav.html.erb

@@ -19,6 +19,15 @@
 
   <nav id="site-nav" class="nav" aria-label="<%= t('nav.main_menu') %>" aria-hidden="true">
     <div class="nav-panel">
+      <div class="nav-mobile-head">
+        <%= link_to root_path, class: "nav-mobile-brand", aria: { label: "Match Live TV" }, title: "Match Live TV" do %>
+          <img class="nav-mobile-brand-logo" src="/logo.png?v=3" alt="" width="40" height="40" decoding="async">
+          <span class="brand">Match <span>Live TV</span></span>
+        <% end %>
+        <div class="nav-lang">
+          <%= render "shared/language_switcher" %>
+        </div>
+      </div>
       <%= link_to t("nav.home"), root_path, class: (request.path == "/" ? "nav-active" : nil) %>
       <%= link_to t("nav.features"), public_features_path, class: (request.path == "/funzionalita" ? "nav-active" : nil) %>
       <%= link_to t("nav.pricing"), public_prezzi_path, class: (request.path == "/prezzi" ? "nav-active" : nil) %>
@@ -40,9 +49,6 @@
           <%= link_to t("nav.login"), public_login_path, class: "nav-link-item" %>
           <%= link_to t("nav.signup"), public_signup_path, class: "btn btn-primary nav-btn" %>
         <% end %>
-        <div class="nav-lang">
-          <%= render "shared/language_switcher" %>
-        </div>
       </div>
     </div>
   </nav>
@@ -78,8 +84,16 @@
 
   if (backdrop) backdrop.addEventListener("click", closeMenu);
 
+  function shouldCloseNavOnControl(el) {
+    // Language toggle must keep the mobile menu open; only a locale choice may close it.
+    if (!el.closest("[data-lang-switcher]")) return true;
+    return el.classList.contains("lang-switcher__option");
+  }
+
   nav.querySelectorAll("a, button").forEach(function (el) {
-    el.addEventListener("click", closeMenu);
+    el.addEventListener("click", function () {
+      if (shouldCloseNavOnControl(el)) closeMenu();
+    });
   });
 
   window.addEventListener("resize", function () {