diff --git a/index.html b/index.html
index 999026b..909f96e 100644
--- a/index.html
+++ b/index.html
@@ -15,12 +15,7 @@
     .brand-title { font-size: clamp(1.24rem,2vw,1.55rem); font-weight: 750; letter-spacing: -.35px; }
     .brand-subtitle { margin-top: 3px; color: #aeb5cf; font-size: .73rem; font-weight: 700; letter-spacing: 1.05px; text-transform: uppercase; }
     .environment-badge { padding: 7px 13px; border: 1px solid var(--accent-border); border-radius: 999px; color: #f0f2ff; background: var(--accent-soft); font-size: .75rem; font-weight: 800; white-space: nowrap; }
-    .entity-nav { padding: 13px clamp(24px,5vw,64px); background: #141728; border-bottom: 1px solid rgba(255,255,255,.07); }
-    .entity-nav-inner { max-width: 1240px; margin: auto; display: flex; flex-wrap: wrap; gap: 8px; }
-    .entity-link { display: inline-flex; align-items: center; min-height: 36px; padding: 0 13px; border: 1px solid transparent; border-radius: 10px; color: #aeb5cb; font-size: .82rem; font-weight: 700; text-decoration: none; transition: transform .16s ease-out,background .16s ease-out,color .16s ease-out; }
-    .entity-link:hover { transform: translateY(-1px); color: white; background: rgba(255,255,255,.06); }
-    .entity-link.active { color: white; background: var(--accent-soft); border-color: var(--accent-border); }
-    .entity-link:focus-visible,.app-card:focus-visible { outline: 3px solid white; outline-offset: 3px; }
+    .app-card:focus-visible { outline: 3px solid white; outline-offset: 3px; }
     main { width: 100%; max-width: 1240px; margin: auto; padding: 58px clamp(24px,5vw,64px) 72px; flex: 1; }
     .section-header { max-width: 680px; margin: 0 auto 42px; text-align: center; }
     .section-header h1 { font-size: clamp(2rem,4.5vw,3rem); letter-spacing: -1.1px; line-height: 1.08; }
@@ -38,12 +33,11 @@
     .loading-msg { grid-column: 1 / -1; padding:64px 0; color:#aeb5cb; text-align:center; }.loading-msg.error { color:#fecaca; }
     footer { padding:24px clamp(24px,5vw,64px); border-top:1px solid rgba(255,255,255,.06); background:#0a0c13; }.footer-inner { max-width:1240px; margin:auto; display:flex; align-items:center; justify-content:center; gap:9px; color:#737c99; font-size:.78rem; }.footer-inner img { height:50px; width:auto; object-fit:contain; }
     @media (prefers-reduced-motion: reduce) { *,*:before,*:after { transition:none!important; } }
-    @media (max-width:640px) { header{padding-top:22px;padding-bottom:22px}.header-inner{align-items:flex-start}.environment-badge{margin-top:4px}.entity-nav{padding-top:10px;padding-bottom:10px}.entity-link{padding:0 10px;min-height:34px;font-size:.76rem}main{padding-top:42px}.apps-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:23px 14px}.card-image-wrapper{width:min(100%,145px);height:145px;border-radius:27px} }
+    @media (max-width:640px) { header{padding-top:22px;padding-bottom:22px}.header-inner{align-items:flex-start}.environment-badge{margin-top:4px}main{padding-top:42px}.apps-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:23px 14px}.card-image-wrapper{width:min(100%,145px);height:145px;border-radius:27px} }
   </style>
 </head>
 <body>
   <header><div class="header-inner"><div class="brand"><div class="brand-mark" aria-hidden="true"><svg xmlns="http://www.w3.org/2000/svg" width="28" height="28" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.9" stroke-linecap="round" stroke-linejoin="round"><rect x="3" y="3" width="7" height="7" rx="1.5"/><rect x="14" y="3" width="7" height="7" rx="1.5"/><rect x="3" y="14" width="7" height="7" rx="1.5"/><rect x="14" y="14" width="7" height="7" rx="1.5"/></svg></div><div><div class="brand-title" id="portal-title">Portail Applicatif</div><div class="brand-subtitle" id="portal-subtitle">Chargement de l'environnement</div></div></div><div class="environment-badge" id="environment-badge">…</div></div></header>
-  <nav class="entity-nav" aria-label="Portails par entité"><div class="entity-nav-inner" id="entity-nav"></div></nav>
   <main><section class="section-header" aria-labelledby="entity-heading"><h1 id="entity-heading">Chargement du portail<span class="count" id="app-count">…</span></h1><p id="entity-description">Les applications de cet environnement sont chargées depuis le dashboard correspondant.</p></section><section id="apps-grid" class="apps-grid" aria-live="polite"><div class="loading-msg">Chargement des applications…</div></section></main>
   <footer><div class="footer-inner"><span>powered by</span><img src="images/logo_santinova.webp" alt="Santinova" /></div></footer>
   <script>
@@ -59,12 +53,10 @@
       'portail-santelis.santinova-soft.org': { env: 'prod', group: 'SANTELIS', title: 'Portail SANTELIS', accent: '#15803d' }
     };
     var LEGACY_REDIRECTS = { 'portail.recette.santinova-soft.org': 'https://portail-santinova.recette.santinova-soft.org/', 'portail.santinova-soft.org': 'https://portail-santinova.santinova-soft.org/' };
-    var PORTAL_DEFINITIONS = [ { group:'ITINOVA',label:'Itinova',host:'portail-itinova' }, { group:'SOINS_ET_SANTE',label:'Soins et Santé',host:'portail-soins-et-sante' }, { group:'SANTINOVA',label:'Santinova',host:'portail-santinova' }, { group:'SANTELIS',label:'SANTELIS',host:'portail-santelis' } ];
     /* SANTELIS Gestion est déployée uniquement en production et volontairement hors inventaire Dashboard. */
     var PORTAL_ONLY_APPS = [{ id:'santelis-gestion', name:'SANTELIS Gestion', urls:{ prod:'https://gestion-santelis.santinova-soft.org' }, image:'images/santelis-gestion.jpg' }];
     var STATUS_REFRESH_MS = 30000, APPS_REFRESH_MS = 300000, APP_IMAGE_OVERRIDES = { 'santelis-gestion': 'images/santelis-gestion.jpg' }, hasRenderedApps = false;
     function normalizeHostname(value) { return String(value || '').toLowerCase().replace(/\.$/, ''); }
-    function getPortalUrl(definition, env) { return 'https://' + definition.host + (env === 'recette' ? '.recette' : '') + '.santinova-soft.org/'; }
     function resolvePortalConfig(hostname) { var config = PORTAL_CONFIGS[normalizeHostname(hostname)]; if (!config) return null; var origin = config.env === 'recette' ? 'https://dashboard.recette.santinova-soft.org' : 'https://dashboard.santinova-soft.org'; return Object.assign({}, config, { dashboardAppsUrl: origin + '/api/public/apps', dashboardStatusUrl: origin + '/api/public/status', envLabel: config.env === 'recette' ? 'Recette' : 'Production' }); }
     function isHttpsUrl(value) { try { return new URL(value).protocol === 'https:'; } catch (error) { return false; } }
     function isOffline(app) { return app.status === 'offline' || app.status === 'error' || app.containerRunning === false; }
@@ -72,8 +64,7 @@
     function isAppInCurrentPortal(app) { if (!PORTAL || !app || !isHttpsUrl(app.urls && app.urls[PORTAL.env])) return false; if (app.id === 'santelis-gestion') return false; if (PORTAL.group === 'SANTINOVA') return app.category === 'SANTINOVA' || app.category === 'INFRA'; return app.category === PORTAL.group; }
     function escapeHtml(value) { return String(value || '').replace(/[&<>'"]/g, function(character) { return ({ '&':'&amp;', '<':'&lt;', '>':'&gt;', "'":'&#39;', '"':'&quot;' })[character]; }); }
     function buildCard(app) { var url = app.urls && app.urls[PORTAL.env], image = APP_IMAGE_OVERRIDES[app.id] || app.image || ('images/' + app.id + '.png'), offline = isOffline(app); return '<a class="app-card' + (offline ? ' offline' : '') + '" data-app-id="' + escapeHtml(app.id) + '" href="' + escapeHtml(url) + '" target="_blank" rel="noopener noreferrer"' + (offline ? ' aria-disabled="true"' : '') + '><div class="card-image-wrapper"><img src="' + escapeHtml(image) + '" alt="' + escapeHtml(app.name) + '" onerror="this.style.display=\'none\'" /></div><div class="card-name">' + escapeHtml(app.name) + '</div><div class="card-env-badge">' + PORTAL.envLabel + '</div><div class="card-status-badge">Hors ligne</div></a>'; }
-    function renderNavigation() { document.getElementById('entity-nav').innerHTML = PORTAL_DEFINITIONS.map(function(definition) { var active = definition.group === PORTAL.group; return '<a class="entity-link' + (active ? ' active' : '') + '" href="' + getPortalUrl(definition, PORTAL.env) + '"' + (active ? ' aria-current="page"' : '') + '>' + definition.label + '</a>'; }).join(''); }
-    function setPortalIdentity() { document.documentElement.style.setProperty('--accent', PORTAL.accent); document.title = PORTAL.title + ' — Santinova Soft'; document.getElementById('portal-title').textContent = PORTAL.title; document.getElementById('portal-subtitle').textContent = 'Environnement de ' + PORTAL.envLabel.toLowerCase(); document.getElementById('environment-badge').textContent = PORTAL.envLabel; document.getElementById('entity-heading').firstChild.nodeValue = PORTAL.title; document.getElementById('entity-description').textContent = 'Applications déployées dans l’environnement ' + PORTAL.envLabel.toLowerCase() + '.'; renderNavigation(); }
+    function setPortalIdentity() { document.documentElement.style.setProperty('--accent', PORTAL.accent); document.title = PORTAL.title + ' — Santinova Soft'; document.getElementById('portal-title').textContent = PORTAL.title; document.getElementById('portal-subtitle').textContent = 'Environnement de ' + PORTAL.envLabel.toLowerCase(); document.getElementById('environment-badge').textContent = PORTAL.envLabel; document.getElementById('entity-heading').firstChild.nodeValue = PORTAL.title; document.getElementById('entity-description').textContent = 'Applications déployées dans l’environnement ' + PORTAL.envLabel.toLowerCase() + '.'; }
     function renderApps(apps) { var visibleApps = apps.filter(isAppInCurrentPortal).concat(getPortalOnlyApps()), grid = document.getElementById('apps-grid'); grid.innerHTML = visibleApps.length ? visibleApps.map(buildCard).join('') : '<div class="loading-msg">Aucune application déployée pour ce portail.</div>'; document.getElementById('app-count').textContent = visibleApps.length; hasRenderedApps = true; }
     async function requestJson(url) { var controller = new AbortController(), timeoutId = setTimeout(function() { controller.abort(); }, 8000); try { var response = await fetch(url, { cache:'no-store', signal:controller.signal }); if (!response.ok) throw new Error('HTTP ' + response.status); return await response.json(); } finally { clearTimeout(timeoutId); } }
     async function fetchAndApplyStatuses() { try { var statuses = await requestJson(PORTAL.dashboardStatusUrl); if (!Array.isArray(statuses)) return; var byId = new Map(statuses.map(function(status) { return [status.id,status]; })); document.querySelectorAll('.app-card[data-app-id]').forEach(function(card) { var status = byId.get(card.getAttribute('data-app-id')); if (!status) return; var offline = isOffline(status); card.classList.toggle('offline', offline); card.setAttribute('aria-disabled', String(offline)); }); } catch (error) { console.warn('[Portail] Mise à jour des statuts impossible :', error.message); } }
diff --git a/test/portal-contract.test.js b/test/portal-contract.test.js
index d302927..3a6bdef 100644
--- a/test/portal-contract.test.js
+++ b/test/portal-contract.test.js
@@ -16,6 +16,9 @@ const script = html.match(/<script>([\s\S]*?)<\/script>/)?.[1];
 assert.ok(script, 'le script de configuration des portails doit être présent');
 assert.equal(/^(<<<<<<<|=======|>>>>>>>)/m.test(html), false, 'aucun marqueur de conflit Git ne doit être livré');
 assert.match(html, /PORTAL_CONFIGS/, 'les domaines des portails doivent être configurés explicitement');
+assert.doesNotMatch(html, /class="entity-nav"/, 'un portail ne doit proposer aucun accès aux autres portails');
+assert.doesNotMatch(html, /PORTAL_DEFINITIONS/, 'la liste de navigation croisée ne doit pas être livrée');
+assert.doesNotMatch(html, /function renderNavigation\(/, 'aucune fonction ne doit construire des liens vers les autres portails');
 assert.match(html, /STATUS_REFRESH_MS = 30000/, 'le délai de grisage doit être explicite');
 assert.match(html, /setInterval\(fetchAndApplyStatuses, STATUS_REFRESH_MS\)/, 'les statuts doivent être réactualisés périodiquement');