diff --git a/static/js/feeds.js b/static/js/feeds.js
index 6780b41..431f322 100644
--- a/static/js/feeds.js
+++ b/static/js/feeds.js
@@ -1047,22 +1047,33 @@
     if (e.key === 'Escape' && readerOpen()) closeReader();
   });
 
-  // diora Reader has no tab bar of its own: a small one for books and feeds.
+  // diora Reader has no tab bar of its own: a small one. With the navigation (nav.js) it
+  // holds the sections of Lesen itself — a row of them to swipe is no good on e-ink.
   if (READER_APP && !document.getElementById('nui-tabbar')) {
+    const NAV = window.DioraNav;
     const dock = document.createElement('div');
     dock.id = 'nui-dock';
-    dock.innerHTML = '<nav id="nui-tabbar">' +
-      '<button type="button" data-tab="books"><span class="nui-tab-icon">▤</span>Bücher</button>' +
-      '<button type="button" data-tab="feeds"><span class="nui-tab-icon">☰</span>Feeds</button></nav>';
+    dock.innerHTML = '<nav id="nui-tabbar">' + (NAV
+      ? NAV.sections().map(s => '<button type="button" data-nav="' + s.id + '"><span class="nui-tab-icon">' +
+        esc(s.icon) + '</span>' + esc(s.label) + '</button>').join('')
+      : '<button type="button" data-tab="books"><span class="nui-tab-icon">▤</span>Bücher</button>' +
+        '<button type="button" data-tab="feeds"><span class="nui-tab-icon">☰</span>Feeds</button>') + '</nav>';
     document.body.appendChild(dock);
-    const mark = () => dock.querySelectorAll('button').forEach(b =>
-      b.classList.toggle('nui-active', typeof _currentTopTab !== 'undefined' && b.dataset.tab === _currentTopTab));
+    const mark = () => dock.querySelectorAll('button').forEach(b => b.classList.toggle('nui-active', NAV
+      ? b.dataset.nav === NAV.current()
+      : typeof _currentTopTab !== 'undefined' && b.dataset.tab === _currentTopTab));
     dock.addEventListener('click', e => {
       const b = e.target.closest('button');
       if (!b) return;
-      showTab(b.dataset.tab);
+      if (NAV) NAV.go(b.dataset.nav);
+      else showTab(b.dataset.tab);
       window.scrollTo(0, 0);
     });
+    if (NAV) {
+      document.documentElement.classList.add('nav-flat');   // every section in the bar: no row on top
+      NAV.onChange(mark);
+      NAV.barsReady();
+    }
     const orig = window.showTab;
     window.showTab = function (name) {
       orig.apply(this, arguments);
diff --git a/static/js/nav.js b/static/js/nav.js
index d37733a..6918fa1 100644
--- a/static/js/nav.js
+++ b/static/js/nav.js
@@ -200,7 +200,9 @@
     }
     if (segs) {
       const g = cur ? gs.filter(x => x.id === cur.group)[0] : null;
-      const show = !!g && g.sections.length > 1 && html.classList.contains('nav-bars');
+      // Not where the bar has every section already (the sidebar, diora Reader's bar).
+      const show = !!g && g.sections.length > 1 && html.classList.contains('nav-bars') &&
+        !html.classList.contains('nav-flat') && !html.classList.contains('nui-sidebar');
       segs.hidden = !show;
       segs.innerHTML = show ? g.sections.map(id => button(id, byId[id].label, 'nav-seg', current === id)).join('') : '';
     }
@@ -217,7 +219,7 @@
       first.parentNode.insertBefore(segs, first);
       segs.addEventListener('click', onClick);
     }
-    if (tabs && !nativeUi()) {
+    if (tabs && !nativeUi() && !readerApp()) {   // diora Reader brings its own (feeds.js)
       html.classList.add('nav-bars');   // the page's own bar knows the sections
       tabs.addEventListener('click', onClick);
     }
@@ -265,7 +267,7 @@
     // Wide web page: every section is in the bar, the row would repeat it.
     '@media (min-width: 721px) { html:not(.nui-radio) #nav-segments { display: none; } }',
     // The sidebar (apps, wide): the sections are in it.
-    'html.nui-sidebar #nav-segments { display: none; }',
+    'html.nui-sidebar #nav-segments, html.nav-flat #nav-segments { display: none; }',
   ].join('\n');
   document.head.appendChild(style);
 })();
diff --git a/static/js/sw.js b/static/js/sw.js
index ea59ca9..98d1f66 100644
--- a/static/js/sw.js
+++ b/static/js/sw.js
@@ -2,7 +2,7 @@
  * diora service worker — caches the app shell for offline use.
  */
 
-const CACHE = 'diora-v115';
+const CACHE = 'diora-v116';
 const SHELL = [
   '/static/css/app.css',
   '/static/js/app/01-core.js',
diff --git a/static/podcasts/native-podcast.js b/static/podcasts/native-podcast.js
index 64ddadf..0dda5ff 100644
--- a/static/podcasts/native-podcast.js
+++ b/static/podcasts/native-podcast.js
@@ -1,4 +1,4 @@
-// Copied from diora-android 7b1d500 2026-10-16: web-native/static/native-podcast.js
+// Copied from diora-android 26f5019 2026-10-16: web-native/static/native-podcast.js
 // by tools/sync_podcast_ui.py. Do not edit here: change it in diora-android
 // and copy again. The browser host is static/js/podcasts-web.js.
 
@@ -42,6 +42,9 @@
     {id: 'queue', label: 'Podcasts: Warteschlange'},
     {id: 'inbox', label: 'Podcasts: Neu'},
     {id: 'radio', label: 'Radio'},
+    // Sections of the page's navigation (nav.js), where the page has them.
+    window.DioraNav && DioraNav.sections().some(s => s.id === 'audiobooks') && {id: 'audiobooks', label: 'Hörbücher'},
+    window.DioraNav && DioraNav.sections().some(s => s.id === 'news') && {id: 'news', label: 'Nachrichten'},
   ].filter(Boolean);
   function startPage() {
     let v = null;
@@ -2877,9 +2880,10 @@
     // One player for podcasts and radio: the radio's own bar steps aside.
     document.documentElement.classList.add('nui-one-player');
 
-    // A "Podcasts" button in the bottom bar, between books and radio.
+    // A "Podcasts" button in the bottom bar, between books and radio (with the page's
+    // navigation, nav.js, the bar has the podcasts as a section already).
     const tabbar = $id('nui-tabbar');
-    if (tabbar && !tabbar.querySelector('[data-tab="podcasts"]')) {
+    if (tabbar && !window.DioraNav && !tabbar.querySelector('[data-tab="podcasts"]')) {
       const b = el('button');
       b.type = 'button';
       b.dataset.tab = 'podcasts';
diff --git a/static/podcasts/podcast-ui.css b/static/podcasts/podcast-ui.css
index fd2cd1c..dede26a 100644
--- a/static/podcasts/podcast-ui.css
+++ b/static/podcasts/podcast-ui.css
@@ -1,4 +1,4 @@
-/* Copied from diora-android 7b1d500 2026-10-16: the podcast parts of web-native/static/native.css
+/* Copied from diora-android 26f5019 2026-10-16: the podcast parts of web-native/static/native.css
    (bottom sheet, podcasts) by tools/sync_podcast_ui.py. Do not edit here.
    The web's own additions are in podcasts-web.css. */