diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index d3fa27b..3884f5e 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -1,6 +1,6 @@
 <script setup>
 import { ref, computed, onMounted, onUnmounted, nextTick } from 'vue'
-import { fetchGuides, createGuide as apiCreate, deleteGuide, cancelGuide as apiCancel, reworkGuide as apiRework } from './api.js'
+import { fetchGuides, createGuide as apiCreate, deleteGuide, cancelGuide as apiCancel, reworkGuide as apiRework, createBaustein as apiCreateBaustein } from './api.js'
 import TopicSidebar from './components/TopicSidebar.vue'
 import TopicDetail from './components/TopicDetail.vue'
 import BausteineView from './components/BausteineView.vue'
@@ -10,6 +10,7 @@ const manualTopics = ref([])
 const selectedTopic = ref(null)
 const previewGuide = ref(null)
 const showBausteine = ref(false)
+const bausteineRefreshKey = ref(0)
 const sidebarPinned = ref(localStorage.getItem('sidebarPinned') !== 'false')
 const sidebarSticky = ref(false)
 let pollTimer = null
@@ -127,6 +128,14 @@ function handleShowBausteine() {
   previewGuide.value = null
 }
 
+async function handleSidebarAddBaustein(title) {
+  if (!selectedTopic.value) return
+  showBausteine.value = true
+  previewGuide.value = null
+  await apiCreateBaustein(selectedTopic.value, title)
+  bausteineRefreshKey.value++
+}
+
 async function handleDeleteGuide(guideId) {
   await deleteGuide(guideId)
   if (previewGuide.value?.id === guideId) {
@@ -211,12 +220,14 @@ onUnmounted(() => {
       @preview="handlePreview"
       @rework="handleRework"
       @showBausteine="handleShowBausteine"
+      @addBaustein="handleSidebarAddBaustein"
       @togglePin="toggleSidebarPin"
       @sidebarLeave="onSidebarLeave"
     />
     <BausteineView
       v-if="selectedTopic && showBausteine"
       :topic="selectedTopic"
+      :refreshKey="bausteineRefreshKey"
     />
     <TopicDetail
       v-else-if="selectedTopic"
diff --git a/frontend/src/components/BausteineView.vue b/frontend/src/components/BausteineView.vue
index a396015..c2fa59b 100644
--- a/frontend/src/components/BausteineView.vue
+++ b/frontend/src/components/BausteineView.vue
@@ -16,6 +16,7 @@ import {
 
 const props = defineProps({
   topic: { type: String, required: true },
+  refreshKey: { type: Number, default: 0 },
 })
 
 const bausteine = ref([])
@@ -192,6 +193,23 @@ watch(
   },
 )
 
+watch(
+  () => props.refreshKey,
+  async (newVal) => {
+    if (!newVal) return
+    await loadData()
+    let added = false
+    for (const b of bausteine.value) {
+      if (!b.description && !b.purpose && !reworkingIds.value.has(b.id)) {
+        reworkingSnapshots.set(b.id, b.updated_at)
+        reworkingIds.value = new Set([...reworkingIds.value, b.id])
+        added = true
+      }
+    }
+    if (added) startBausteinPolling()
+  },
+)
+
 onMounted(init)
 onUnmounted(stopPolling)
 </script>
diff --git a/frontend/src/components/TopicSidebar.vue b/frontend/src/components/TopicSidebar.vue
index b296c7c..7d651e5 100644
--- a/frontend/src/components/TopicSidebar.vue
+++ b/frontend/src/components/TopicSidebar.vue
@@ -11,7 +11,16 @@ const props = defineProps({
   pinned: { type: Boolean, default: true },
 })
 
-const emit = defineEmits(['select', 'create', 'formatClick', 'deleteTopic', 'cancelGuide', 'deleteGuide', 'preview', 'rework', 'showBausteine', 'togglePin', 'sidebarLeave'])
+const emit = defineEmits(['select', 'create', 'formatClick', 'deleteTopic', 'cancelGuide', 'deleteGuide', 'preview', 'rework', 'showBausteine', 'addBaustein', 'togglePin', 'sidebarLeave'])
+
+const quickBausteinTitle = ref('')
+
+function submitQuickAdd() {
+  const title = quickBausteinTitle.value.trim()
+  if (!title) return
+  emit('addBaustein', title)
+  quickBausteinTitle.value = ''
+}
 
 const formats = [
   { key: 'OnePager', label: 'OnePager' },
@@ -137,18 +146,6 @@ function confirmDeleteTopic(topic) {
       />
       <button @click="submit" :disabled="!newTopic.trim()">+</button>
     </div>
-    <ul class="topic-list">
-      <li
-        v-for="t in topics"
-        :key="t"
-        :class="{ active: t === selectedTopic }"
-        @click="emit('select', t)"
-      >
-        <span>{{ t }}</span>
-        <button class="delete-topic" @click.stop="confirmDeleteTopic(t)" title="Löschen">&times;</button>
-      </li>
-    </ul>
-
     <div class="format-section" v-if="selectedTopic">
       <div class="progress-info" v-if="activeGenerations.length">
         <div v-for="(line, i) in activeGenerations" :key="i">{{ line }}</div>
@@ -201,8 +198,28 @@ function confirmDeleteTopic(topic) {
           :class="{ active: bausteineActive }"
           @click="emit('showBausteine')"
         >Bausteine</button>
+        <div class="quick-add">
+          <input
+            v-model="quickBausteinTitle"
+            placeholder="Neuer Baustein…"
+            @keyup.enter="submitQuickAdd"
+          />
+          <button @click="submitQuickAdd" :disabled="!quickBausteinTitle.trim()">+</button>
+        </div>
       </div>
     </div>
+
+    <ul class="topic-list">
+      <li
+        v-for="t in topics"
+        :key="t"
+        :class="{ active: t === selectedTopic }"
+        @click="emit('select', t)"
+      >
+        <span>{{ t }}</span>
+        <button class="delete-topic" @click.stop="confirmDeleteTopic(t)" title="Löschen">&times;</button>
+      </li>
+    </ul>
   </aside>
 </template>
 
@@ -269,9 +286,11 @@ function confirmDeleteTopic(topic) {
 
 .topic-list {
   list-style: none;
+  flex: 1;
+  min-height: 0;
   overflow-y: auto;
   padding: 0.5rem 0;
-  border-bottom: 1px solid #e2e5e9;
+  border-top: 1px solid #e2e5e9;
 }
 
 .topic-list li {
@@ -312,7 +331,8 @@ function confirmDeleteTopic(topic) {
 
 /* Format section */
 .format-section {
-  flex: 1;
+  flex-shrink: 0;
+  max-height: 60vh;
   overflow-y: auto;
   padding: 0.5rem 0;
 }
@@ -528,4 +548,39 @@ function confirmDeleteTopic(topic) {
   border-color: #6366f1;
   color: white;
 }
+
+.quick-add {
+  display: flex;
+  gap: 4px;
+  margin-top: 0.5rem;
+}
+
+.quick-add input {
+  flex: 1;
+  padding: 6px 8px;
+  border: 1px solid #d8dde3;
+  border-radius: 6px;
+  font-size: 0.8rem;
+  outline: none;
+}
+
+.quick-add input:focus {
+  border-color: #6366f1;
+}
+
+.quick-add button {
+  padding: 6px 10px;
+  border: none;
+  background: #6366f1;
+  color: white;
+  border-radius: 6px;
+  font-size: 1rem;
+  font-weight: 700;
+  cursor: pointer;
+}
+
+.quick-add button:disabled {
+  opacity: 0.4;
+  cursor: not-allowed;
+}
 </style>