Corrige l'ouverture de la page chrono

app.js

@@ -1,6 +1,7 @@
 const PAGE = document.body.dataset.page;
 
 const STORAGE_KEY = "chesscubing-arena-state-v2";
+const WINDOW_NAME_KEY = "chesscubing-arena-state-v2:";
 const BLOCK_DURATION_MS = 180000;
 const MOVE_LIMIT_MS = 20000;
 const TIME_MODE_INITIAL_CLOCK_MS = 600000;
@@ -149,15 +150,16 @@ function initSetupPage() {
 
   form.addEventListener("submit", (event) => {
     event.preventDefault();
+    const data = new FormData(form);
     const config = {
-      matchLabel: sanitizeText(form.elements.matchLabel.value) || "Rencontre ChessCubing",
+      matchLabel: sanitizeText(data.get("matchLabel")) || "Rencontre ChessCubing",
       mode: getRadioValue(form, "mode") || "twice",
       preset: getRadioValue(form, "preset") || "fast",
-      whiteName: sanitizeText(form.elements.whiteName.value) || "Blanc",
-      blackName: sanitizeText(form.elements.blackName.value) || "Noir",
-      arbiterName: sanitizeText(form.elements.arbiterName.value),
-      eventName: sanitizeText(form.elements.eventName.value),
-      notes: sanitizeText(form.elements.notes.value),
+      whiteName: sanitizeText(data.get("whiteName")) || "Blanc",
+      blackName: sanitizeText(data.get("blackName")) || "Noir",
+      arbiterName: sanitizeText(data.get("arbiterName")),
+      eventName: sanitizeText(data.get("eventName")),
+      notes: sanitizeText(data.get("notes")),
     };
 
     match = createMatch(config);
@@ -834,20 +836,22 @@ function createMatch(config) {
 }
 
 function readStoredMatch() {
+  const fromWindowName = readWindowNameState();
+
   try {
     const raw = localStorage.getItem(STORAGE_KEY);
     if (!raw) {
-      return null;
+      return fromWindowName;
     }
 
     const parsed = JSON.parse(raw);
     if (!parsed || parsed.schemaVersion !== 2) {
-      return null;
+      return fromWindowName;
     }
 
     return parsed;
   } catch {
-    return null;
+    return fromWindowName;
   }
 }
 
@@ -1342,12 +1346,25 @@ function replaceTo(target) {
 
 function persistMatch() {
   if (!match) {
+    try {
       localStorage.removeItem(STORAGE_KEY);
+    } catch {
+      // Ignore storage errors and still clear the window-level fallback.
+    }
+    window.name = "";
     dirty = false;
     return;
   }
 
-  localStorage.setItem(STORAGE_KEY, JSON.stringify(match));
+  const serialized = JSON.stringify(match);
+  window.name = `${WINDOW_NAME_KEY}${serialized}`;
+
+  try {
+    localStorage.setItem(STORAGE_KEY, serialized);
+  } catch {
+    // Keep the window.name fallback so cross-page navigation still works.
+  }
+
   dirty = false;
 }
 
@@ -1376,17 +1393,24 @@ function toggleModal(element, open) {
 }
 
 function loadDemo(form, onRender) {
-  form.elements.matchLabel.value = "Demo officielle ChessCubing";
+  setInputValue(form, "matchLabel", "Demo officielle ChessCubing");
   setRadioValue(form, "mode", "twice");
   setRadioValue(form, "preset", "freeze");
-  form.elements.whiteName.value = "Nora";
-  form.elements.blackName.value = "Leo";
-  form.elements.arbiterName.value = "Arbitre demo";
-  form.elements.eventName.value = "Session telephone";
-  form.elements.notes.value = "8 cubes verifies, variante prete, tirage au sort effectue.";
+  setInputValue(form, "whiteName", "Nora");
+  setInputValue(form, "blackName", "Leo");
+  setInputValue(form, "arbiterName", "Arbitre demo");
+  setInputValue(form, "eventName", "Session telephone");
+  setInputValue(form, "notes", "8 cubes verifies, variante prete, tirage au sort effectue.");
   onRender();
 }
 
+function setInputValue(form, name, value) {
+  const input = form.querySelector(`[name="${name}"]`);
+  if (input instanceof HTMLInputElement || input instanceof HTMLTextAreaElement) {
+    input.value = value;
+  }
+}
+
 function getRadioValue(form, name) {
   const selected = form.querySelector(`input[name="${name}"]:checked`);
   return selected ? selected.value : "";
@@ -1464,3 +1488,17 @@ function escapeHtml(value) {
     .replace(/"/g, """)
     .replace(/'/g, "'");
 }
+
+function readWindowNameState() {
+  try {
+    if (!window.name || !window.name.startsWith(WINDOW_NAME_KEY)) {
+      return null;
+    }
+
+    const raw = window.name.slice(WINDOW_NAME_KEY.length);
+    const parsed = JSON.parse(raw);
+    return parsed && parsed.schemaVersion === 2 ? parsed : null;
+  } catch {
+    return null;
+  }
+}

index.html

@@ -120,12 +120,12 @@
 
             <label class="field">
               <span>Joueur blanc</span>
-              <input name="whiteName" type="text" maxlength="40" placeholder="Blanc" required />
+              <input name="whiteName" type="text" maxlength="40" placeholder="Blanc" value="Blanc" />
             </label>
 
             <label class="field">
               <span>Joueur noir</span>
-              <input name="blackName" type="text" maxlength="40" placeholder="Noir" required />
+              <input name="blackName" type="text" maxlength="40" placeholder="Noir" value="Noir" />
             </label>
 
             <label class="field">