diff --git a/Gemfile.lock b/Gemfile.lock
index adad63e..6d2c4de 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -281,7 +281,7 @@ GEM
       zeitwerk (~> 2.6)
     rainbow (3.1.1)
     rake (13.4.2)
-    rbs (4.1.3)
+    rbs (4.2.0)
       logger
       prism (>= 1.6.0)
       tsort
@@ -299,8 +299,8 @@ GEM
       io-console (~> 0.5)
     request_store (1.7.0)
       rack (>= 1.4)
-    rubocop (1.89.0)
-      json (~> 2.3)
+    rubocop (1.90.0)
+      json (>= 2.3)
       language_server-protocol (~> 3.17.0.2)
       lint_roller (~> 1.1.0)
       parallel (>= 1.10)
@@ -342,11 +342,11 @@ GEM
     stimulus-rails (1.3.4)
       railties (>= 6.0.0)
     thor (1.5.0)
-    thruster (0.1.25)
-    thruster (0.1.25-aarch64-linux)
-    thruster (0.1.25-arm64-darwin)
-    thruster (0.1.25-x86_64-darwin)
-    thruster (0.1.25-x86_64-linux)
+    thruster (0.1.26)
+    thruster (0.1.26-aarch64-linux)
+    thruster (0.1.26-arm64-darwin)
+    thruster (0.1.26-x86_64-darwin)
+    thruster (0.1.26-x86_64-linux)
     timeout (0.6.1)
     tsort (0.2.0)
     turbo-rails (2.0.23)
@@ -525,14 +525,14 @@ CHECKSUMS
   railties (8.1.3.1) sha256=2388a232579a00cefea4487de66c8553c3408c1300abdc6cf1799d86ffb04487
   rainbow (3.1.1) sha256=039491aa3a89f42efa1d6dec2fc4e62ede96eb6acd95e52f1ad581182b79bc6a
   rake (13.4.2) sha256=cb825b2bd5f1f8e91ca37bddb4b9aaf345551b4731da62949be002fa89283701
-  rbs (4.1.3) sha256=0c4474a9751cdc14364bfad0b3e53678323bbdc2c31683b0445932867dbab8c4
+  rbs (4.2.0) sha256=51f7b886dcc05bc09e10b901daa6a81829f6adc03101d6ca9ea4aac6103e0674
   rdoc (8.0.0) sha256=03bf8c08a9639658855a0cfd77c0abca8325c227693f7f33f82957811348c469
   redis (6.0.0) sha256=de71c10edd106986b759ec7ecdd08b63b9c0ee7414a0d0c1da73d31ba2bccda6
   redis-client (0.30.1) sha256=5151bc5c7bbfe48623732cdae3b900d8a22dc691cc7cdfacfb351ac55116522d
   regexp_parser (2.12.0) sha256=35a916a1d63190ab5c9009457136ae5f3c0c7512d60291d0d1378ba18ce08ebb
   reline (0.7.0) sha256=5b012d8e55dbf9d450f12bde2cf7d15ff546ae80b3f8f3b30e570d431815583d
   request_store (1.7.0) sha256=e1b75d5346a315f452242a68c937ef8e48b215b9453a77a6c0acdca2934c88cb
-  rubocop (1.89.0) sha256=4dee8e3ee9c45e474834efd9e8d6fd031e8331c8dacdff0de4ad65ae0a6faae7
+  rubocop (1.90.0) sha256=9eb4c065b5c5154e4ef554c547972f3905a9eb6b53e657e580b6796b54bf8242
   rubocop-ast (1.50.0) sha256=b9ca88300da0803ee222ad20cdb30494c0a784eed06fdc35d254b06d662788db
   rubocop-performance (1.27.0) sha256=eeeb1374d062a368ee1c787b70eb0b0cc4b184cb1f8565f424760946146d61ce
   rubocop-rails (2.37.0) sha256=6e1645add5060e0328f8ddda0d820f55697c591394398bf14bb9dccb62f14b7e
@@ -544,11 +544,11 @@ CHECKSUMS
   ssrf_filter (1.5.0) sha256=e03dcdb9d1730d7f6710532a606b3543df2a448a0293ce04a2d995523c5a97f6
   stimulus-rails (1.3.4) sha256=765676ffa1f33af64ce026d26b48e8ffb2e0b94e0f50e9119e11d6107d67cb06
   thor (1.5.0) sha256=e3a9e55fe857e44859ce104a84675ab6e8cd59c650a49106a05f55f136425e73
-  thruster (0.1.25) sha256=d97d704e91fa37d5858bc238dea6186f7310b633abfeea9f2ba814f252203716
-  thruster (0.1.25-aarch64-linux) sha256=495265b11fc3c3596ae0d70ed902b60db82dafb2a5b47a2c527d3176ee3cf311
-  thruster (0.1.25-arm64-darwin) sha256=20338360cce4035e787135ae154a10663f3d3d61b15bfa72df347fe9d982de57
-  thruster (0.1.25-x86_64-darwin) sha256=633d337baee05e8eacbc18e3986ea6bbf8ea237abd67f5e4351b8aa710623c5e
-  thruster (0.1.25-x86_64-linux) sha256=e5586003b34dc2f4200f8412101e906621e276bb294d41d1b63a3c41e348503d
+  thruster (0.1.26) sha256=6e45e807086b29d51404841bd1ad493b67cd95892fd65dc5afcdd32e82e94ce8
+  thruster (0.1.26-aarch64-linux) sha256=2171cb34928c0250830008f535c4ab2ee57846cc3f5d3e96c3475f7b3de7a541
+  thruster (0.1.26-arm64-darwin) sha256=40676164c433abf31313422305d9e9e9210cf941b1befad88e2428b3b8dcc36c
+  thruster (0.1.26-x86_64-darwin) sha256=c7f7f0cbefd8030ea03bf88f6a988f595a0618a35a1a0d358e729c6898eb5b6a
+  thruster (0.1.26-x86_64-linux) sha256=3117a6ee430663f845a0457699fe9a05232dcc6c396e2cc83504de5a223c60e8
   timeout (0.6.1) sha256=78f57368a7e7bbadec56971f78a3f5ecbcfb59b7fcbb0a3ed6ddc08a5094accb
   tsort (0.2.0) sha256=9650a793f6859a43b6641671278f79cfead60ac714148aabe4e3f0060480089f
   turbo-rails (2.0.23) sha256=ee0d90733aafff056cf51ff11e803d65e43cae258cc55f6492020ec1f9f9315f
diff --git a/app/assets/stylesheets/application.css b/app/assets/stylesheets/application.css
index a9022d0..987ab9b 100644
--- a/app/assets/stylesheets/application.css
+++ b/app/assets/stylesheets/application.css
@@ -109,6 +109,12 @@ h2@property --glow-deg {
   background-color: #0058a3;
 }
 
+/* The whole game lives in a single turbo-frame so the URL never changes.
+   `contents` keeps the frame out of the layout: <main> stays a flex child of <body>. */
+turbo-frame#game {
+  display: contents;
+}
+
 body {
   margin: 0;
   display: flex;
diff --git a/app/controllers/game_controller.rb b/app/controllers/game_controller.rb
index a430a02..2c41656 100644
--- a/app/controllers/game_controller.rb
+++ b/app/controllers/game_controller.rb
@@ -2,6 +2,12 @@ class GameController < ApplicationController
   include QuizHelperMethods
   skip_before_action :require_player!, only: [ :index, :start ]
 
+  # The whole game lives in one turbo-frame declared in the application layout,
+  # so the URL never changes. Frame requests must render that layout too:
+  # turbo-rails otherwise swaps in its bare "turbo_rails/frame" layout, and the
+  # response comes back without the <turbo-frame id="game"> Turbo is looking for.
+  layout "application"
+
   before_action :set_node, only: [ :stage, :answer, :stage_result ]
 
   helper_method :root_node,
diff --git a/app/helpers/game_helper.rb b/app/helpers/game_helper.rb
index ce516c4..ee29acd 100644
--- a/app/helpers/game_helper.rb
+++ b/app/helpers/game_helper.rb
@@ -19,6 +19,15 @@ module GameHelper
   end
 
 
+  # Answers are shuffled so the good one isn't always in the same slot, but a
+  # "chance" answer is pinned to the bottom — it reads as the wildcard option
+  # and the stage-1 confirm dialog is anchored to it.
+  def shuffled_answers(node)
+    chance, rest = node.children.ordered.partition(&:chance?)
+    rest.shuffle + chance
+  end
+
+
   def render_responsive_picture(asset = nil, alt: "", lazy: false, fetchpriority: nil)
     return unless asset
 
diff --git a/app/javascript/application.js b/app/javascript/application.js
index e9674f0..66f6764 100644
--- a/app/javascript/application.js
+++ b/app/javascript/application.js
@@ -17,6 +17,13 @@ application.register("chance", ChanceController)
 application.register("share", ShareController)
 application.register("modal", ModalController)
 
+// The whole game runs inside one turbo-frame so the URL never changes. Frame
+// navigations don't reset scroll the way a full page visit does, so each new
+// screen would otherwise open at the previous screen's scroll offset.
+document.addEventListener("turbo:frame-render", (event) => {
+  if (event.target.id === "game") window.scrollTo(0, 0)
+})
+
 // Configure Stimulus development experience
 application.debug = false
 window.Stimulus = application
diff --git a/app/javascript/chance_controller.js b/app/javascript/chance_controller.js
index 8bccc3e..6081a0c 100644
--- a/app/javascript/chance_controller.js
+++ b/app/javascript/chance_controller.js
@@ -4,6 +4,9 @@ export default class extends Controller {
   static targets = ["dialog"]
 
   confirm(event) {
+    // The second pass — after the player confirmed — falls through to Turbo.
+    if (this.confirmed) return
+
     event.preventDefault()
     this.pendingForm = event.target
     this.dialogTarget.showModal()
@@ -11,7 +14,10 @@ export default class extends Controller {
 
   ok() {
     this.dialogTarget.close()
-    this.pendingForm?.submit()
+    // requestSubmit(), not submit(): the native call skips the submit event, so
+    // Turbo would miss it and navigate the whole page out of the game frame.
+    this.confirmed = true
+    this.pendingForm?.requestSubmit()
   }
 
   cancel() {
@@ -19,8 +25,7 @@ export default class extends Controller {
     this.pendingForm = null
   }
 
-  backdropClick(event) {    
-    console.info(event.target === this.dialogTarget)
+  backdropClick(event) {
     if (event.target === this.dialogTarget) this.cancel()
   }
 }
diff --git a/app/views/game/_facts_content.html.erb b/app/views/game/_facts_content.html.erb
index 252849e..6b84916 100644
--- a/app/views/game/_facts_content.html.erb
+++ b/app/views/game/_facts_content.html.erb
@@ -27,7 +27,6 @@
   </div>
 
   <article>
-    <%= link_to tag.span(t("game.got_it_lets_get_started")), {action: "intro"}, class: "cta",
-          data: { turbo_frame: "_top" } %>
+    <%= link_to tag.span(t("game.got_it_lets_get_started")), {action: "intro"}, class: "cta" %>
   </article>
 </div>
diff --git a/app/views/game/_language-menu.html.erb b/app/views/game/_language-menu.html.erb
index 36ad280..61094c1 100644
--- a/app/views/game/_language-menu.html.erb
+++ b/app/views/game/_language-menu.html.erb
@@ -33,7 +33,8 @@
         <li><%= link_to v, 
                         url_for(locale: k), 
                         class: ("current" if current),
-                        "aria-current": ("page" if current) %></li>
+                        "aria-current": ("page" if current),
+                        data: { turbo_frame: "_top" } %></li>
       <% end%>
     </ul>
   </nav>
diff --git a/app/views/game/last_save.html.erb b/app/views/game/last_save.html.erb
index 78bfd65..e625de1 100644
--- a/app/views/game/last_save.html.erb
+++ b/app/views/game/last_save.html.erb
@@ -20,7 +20,7 @@
 <article class="answers-container" data-controller="chance">
 
 
-  <% @node.children.ordered.each do |node| %>
+  <% shuffled_answers(@node).each do |node| %>
     <%= button_to node.title, url_for(action: "answer_last_save", value: node.id) %>
   <% end %>
 
diff --git a/app/views/game/stage.html.erb b/app/views/game/stage.html.erb
index f005799..1a9b064 100644
--- a/app/views/game/stage.html.erb
+++ b/app/views/game/stage.html.erb
@@ -17,7 +17,7 @@
 </article>
 
 <article class="answers-container" data-controller="chance">
-  <% @node.children.ordered.each do |node| %>
+  <% shuffled_answers(@node).each do |node| %>
     <%= button_to node.title, url_for(action: "answer", value: node.id),
           class: ("chance" if node.chance?),
           form: ((stage_index == 1 and node.chance?) ? { data: { action: "submit->chance#confirm" } } : {}) %>
diff --git a/app/views/game/start.turbo_stream.erb b/app/views/game/start.turbo_stream.erb
index 0dec844..1411237 100644
--- a/app/views/game/start.turbo_stream.erb
+++ b/app/views/game/start.turbo_stream.erb
@@ -1,4 +1,4 @@
-<%= turbo_stream.append "page" do %>
+<%= turbo_stream.append "game" do %>
   <dialog class="facts-modal"
           data-controller="modal"
           data-modal-target="dialog"
diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
index 14fe1dc..d943f5b 100644
--- a/app/views/layouts/application.html.erb
+++ b/app/views/layouts/application.html.erb
@@ -20,28 +20,30 @@
     <%= frontend_javascript_importmap_tags %w[application @hotwired/turbo-rails @hotwired/stimulus language_menu_controller carousel_controller intro_controller chance_controller share_controller modal_controller] %>
   </head>
   <body id="page">
-    <%= content_for :header %>
+    <%= turbo_frame_tag "game" do %>
+      <%= content_for :header %>
 
-    <% if respond_to?(:current_player) && current_player %>
-      <aside class="debug-score">
-        <details open>
-          <summary>Debug score (<%= current_player.score %>)</summary>
-          <dl>
-            <dt>Overall</dt><dd><%= current_player.score %></dd>
-            <dt>Food waste</dt><dd><%= current_player.score_for(:food_waste) %></dd>
-            <dt>Emissions</dt><dd><%= current_player.score_for(:emissions) %></dd>
-            <dt>Income</dt><dd><%= current_player.score_for(:income) %></dd>
-            <dt>Done</dt><dd><%= current_player.is_done %></dd>
-          </dl>
-        </details>
-      </aside>
-    <% end %>
+      <% if respond_to?(:current_player) && current_player %>
+        <aside class="debug-score">
+          <details open>
+            <summary>Debug score (<%= current_player.score %>)</summary>
+            <dl>
+              <dt>Overall</dt><dd><%= current_player.score %></dd>
+              <dt>Food waste</dt><dd><%= current_player.score_for(:food_waste) %></dd>
+              <dt>Emissions</dt><dd><%= current_player.score_for(:emissions) %></dd>
+              <dt>Income</dt><dd><%= current_player.score_for(:income) %></dd>
+              <dt>Done</dt><dd><%= current_player.is_done %></dd>
+            </dl>
+          </details>
+        </aside>
+      <% end %>
 
-    <%= tag.main class: [@result_node, @node].compact.map { |n| n.template }.first,
-                data: {
-                  controller: content_for(:main_controller)
-                } do %>
-      <%= yield %>
+      <%= tag.main class: [@result_node, @node].compact.map { |n| n.template }.first,
+                  data: {
+                    controller: content_for(:main_controller)
+                  } do %>
+        <%= yield %>
+      <% end %>
     <% end %>
 
   </body>