diff --git a/resources/views/web/dev/immobilien-azizi.blade.php b/resources/views/web/dev/immobilien-azizi.blade.php
index 8de723a..cd0010b 100644
--- a/resources/views/web/dev/immobilien-azizi.blade.php
+++ b/resources/views/web/dev/immobilien-azizi.blade.php
@@ -292,6 +292,77 @@
                     ->all();
             @endphp
 
+            <nav x-show="!selectedProject" x-cloak x-transition.opacity x-data="{
+                open: false,
+                active: '',
+                sections: @js($sidebarSections),
+                update() {
+                    const offset = window.innerHeight * 0.35
+                    let current = ''
+                    for (const s of this.sections) {
+                        const el = document.getElementById(s.id)
+                        if (el && el.getBoundingClientRect().top - offset <= 0) {
+                            current = s.id
+                        }
+                    }
+                    this.active = current
+                },
+                scrollToSection(id) {
+                    const el = document.getElementById(id)
+                    if (!el) {
+                        return
+                    }
+                    el.scrollIntoView({ behavior: 'smooth', block: 'start' })
+                    this.open = false
+                },
+                activeLabel() {
+                    return this.sections.find(section => section.id === this.active)?.label || this.sections[0]?.label || ''
+                },
+            }" x-init="update();
+            window.addEventListener('scroll', () => update(), { passive: true });
+            window.addEventListener('resize', () => update(), { passive: true });"
+                @keydown.escape.window="open = false" aria-label="{{ data_get($ui, 'sidebar.toggle_open') }}"
+                class="fixed right-14 top-3 z-[60] lg:hidden">
+                <div x-show="open" x-transition.origin.top.right
+                    class="fixed inset-x-3 top-16 rounded-2xl border border-border bg-background p-3 shadow-2xl shadow-zinc-950/25">
+                    <div class="mb-3 flex items-center justify-between gap-3 border-b border-border pb-3">
+                        <p class="text-xs font-semibold uppercase tracking-[0.16em] text-muted-foreground">
+                            {{ data_get($ui, 'sidebar.mobile_label', 'Abschnitt') }}
+                        </p>
+                        <p class="min-w-0 truncate text-sm font-semibold text-foreground" x-text="activeLabel()"></p>
+                    </div>
+
+                    <ul class="sidebar-nav grid max-h-[58vh] grid-cols-2 gap-2 overflow-y-auto sm:grid-cols-3">
+                        <template x-for="s in sections" :key="s.id">
+                            <li>
+                                <button type="button" @click="scrollToSection(s.id)"
+                                    class="flex min-h-11 w-full items-center gap-2 rounded-xl border px-3 py-2 text-left text-sm font-medium transition"
+                                    :class="active === s.id ?
+                                        'border-secondary bg-secondary/10 text-secondary' :
+                                        'border-border bg-card text-foreground hover:border-secondary/50 hover:text-secondary'"
+                                    :aria-current="active === s.id ? 'true' : 'false'">
+                                    <span class="flex h-3 w-3 shrink-0 items-center justify-center">
+                                        <span class="block rounded-full"
+                                            :class="active === s.id ? 'h-2 w-2 bg-secondary' : 'h-1.5 w-1.5 bg-muted-foreground/45'"></span>
+                                    </span>
+                                    <span class="min-w-0 truncate" x-text="s.label"></span>
+                                </button>
+                            </li>
+                        </template>
+                    </ul>
+                </div>
+
+                <button type="button" @click="open = !open" :aria-expanded="open.toString()"
+                    title="{{ data_get($ui, 'sidebar.toggle_open') }}"
+                    class="sidebar-nav inline-flex h-10 w-10 items-center justify-center rounded-full border border-border bg-background text-foreground shadow-lg shadow-zinc-950/10 transition hover:border-secondary hover:text-secondary focus:outline-none focus:ring-2 focus:ring-secondary focus:ring-offset-2 focus:ring-offset-background">
+                    <span class="sr-only">{{ data_get($ui, 'sidebar.mobile_label', 'Abschnitt') }}: <span
+                            x-text="activeLabel()"></span></span>
+                    <span class="transition" :class="open ? 'rotate-90 text-secondary' : ''">
+                        @svg('heroicon-o-list-bullet', 'h-5 w-5')
+                    </span>
+                </button>
+            </nav>
+
             <aside x-show="!selectedProject" x-cloak x-transition.opacity x-data="{
                 expanded: false,
                 active: '',
diff --git a/tests/Feature/ImmobilienShowTest.php b/tests/Feature/ImmobilienShowTest.php
index 92609e2..91d7b9e 100644
--- a/tests/Feature/ImmobilienShowTest.php
+++ b/tests/Feature/ImmobilienShowTest.php
@@ -103,6 +103,7 @@ it('dev azizi immobilien page shows curated projects', function () {
         ->assertSee('Kategorien')
         ->assertSee('Stadtteile')
         ->assertSee('Al Furjan')
+        ->assertSee('Abschnitt')
         ->assertSee('Zurück zum Anfang der Projektübersicht')
         ->assertSee('Dubai als Wachstumsentscheidung')
         ->assertSee('Dubai braucht Entscheidungskraft')