diff --git a/frontend/src/components/members/MembersOverviewSection.vue b/frontend/src/components/members/MembersOverviewSection.vue
index 9b6fe2e3..5350548a 100644
--- a/frontend/src/components/members/MembersOverviewSection.vue
+++ b/frontend/src/components/members/MembersOverviewSection.vue
@@ -3,7 +3,6 @@
         <div class="members-header">
             <div>
                 <h2>{{ $t('members.title') }}</h2>
-                <p class="members-subtitle">{{ $t('members.subtitle') }}</p>
             </div>
             <div class="action-buttons">
                 <button @click="$emit('toggle-new-member')" class="btn-primary">
@@ -19,38 +18,8 @@
             </div>
         </div>
 
-        <div class="members-stats-grid">
-            <div class="members-stat-card">
-                <span class="members-stat-label">{{ $t('members.activeMembers') }}</span>
-                <strong class="members-stat-value">{{ activeMembersCount }}</strong>
-            </div>
-            <div class="members-stat-card">
-                <span class="members-stat-label">{{ $t('members.testMembers') }}</span>
-                <strong class="members-stat-value">{{ testMembersCount }}</strong>
-            </div>
-            <div class="members-stat-card">
-                <span class="members-stat-label">{{ $t('members.inactiveMembers') }}</span>
-                <strong class="members-stat-value">{{ inactiveMembersCount }}</strong>
-            </div>
-            <div class="members-stat-card members-stat-card-accent">
-                <span class="members-stat-label">{{ $t('members.visibleMembers') }}</span>
-                <strong class="members-stat-value">{{ visibleMembersCount }}</strong>
-            </div>
-        </div>
-
         <div class="filters-section">
-            <div class="members-filter-topline">
-                <div class="member-search-group">
-                    <label for="member-search-input">{{ $t('members.search') }}</label>
-                    <input
-                        id="member-search-input"
-                        :value="searchQuery"
-                        type="search"
-                        class="member-search-input"
-                        :placeholder="$t('members.searchPlaceholder')"
-                        @input="$emit('update:search-query', $event.target.value.trim())"
-                    >
-                </div>
+            <div class="members-filter-topline members-filter-topline-compact">
                 <div class="members-scope-buttons" role="tablist" :aria-label="$t('members.memberScope')">
                     <button
                         v-for="scope in memberScopeOptions"
@@ -66,71 +35,92 @@
                 </div>
             </div>
 
-            <div class="filter-controls">
-                <div class="checkbox-group">
-                    <label class="checkbox-item">
+            <details class="members-advanced-filters">
+                <summary>Suche und Filter</summary>
+                <div class="filter-controls">
+                    <div class="member-search-group">
+                        <label for="member-search-input">{{ $t('members.search') }}</label>
                         <input
-                            type="checkbox"
-                            :checked="showInactiveMembers"
-                            @change="$emit('update:show-inactive-members', $event.target.checked)"
-                        >
-                        <span>{{ $t('members.showInactiveMembers') }}</span>
-                    </label>
-                </div>
-                <div class="filter-group">
-                    <label>{{ $t('members.ageGroup') }}:</label>
-                    <select :value="selectedAgeGroup" class="filter-select" @change="$emit('update:selected-age-group', $event.target.value)">
-                        <option value="">{{ $t('common.all') }}</option>
-                        <option value="adult">{{ $t('members.adults') }}</option>
-                        <option value="J19">{{ $t('members.j19') }}</option>
-                        <option value="J17">{{ $t('members.j17') }}</option>
-                        <option value="J15">{{ $t('members.j15') }}</option>
-                        <option value="J13">{{ $t('members.j13') }}</option>
-                        <option value="J11">{{ $t('members.j11') }}</option>
-                        <option value="range">Alter von - bis</option>
-                    </select>
-                </div>
-                <div v-if="selectedAgeGroup === 'range'" class="filter-group age-range-group">
-                    <label>Alter von - bis:</label>
-                    <div class="age-range-inputs">
-                        <input
-                            :value="selectedAgeFrom"
-                            type="number"
-                            min="0"
-                            max="120"
-                            class="filter-select age-range-input"
-                            placeholder="von"
-                            @input="$emit('update:selected-age-from', $event.target.value)"
-                        >
-                        <span class="age-range-separator">-</span>
-                        <input
-                            :value="selectedAgeTo"
-                            type="number"
-                            min="0"
-                            max="120"
-                            class="filter-select age-range-input"
-                            placeholder="bis"
-                            @input="$emit('update:selected-age-to', $event.target.value)"
+                            id="member-search-input"
+                            :value="searchQuery"
+                            type="search"
+                            class="member-search-input"
+                            :placeholder="$t('members.searchPlaceholder')"
+                            @input="$emit('update:search-query', $event.target.value.trim())"
                         >
                     </div>
+                    <div class="checkbox-group">
+                        <label class="checkbox-item">
+                            <input
+                                type="checkbox"
+                                :checked="showInactiveMembers"
+                                @change="$emit('update:show-inactive-members', $event.target.checked)"
+                            >
+                            <span>{{ $t('members.showInactiveMembers') }}</span>
+                        </label>
+                    </div>
+                    <div class="filter-group">
+                        <label>{{ $t('members.ageGroup') }}:</label>
+                        <select :value="selectedAgeGroup" class="filter-select" @change="$emit('update:selected-age-group', $event.target.value)">
+                            <option value="">{{ $t('common.all') }}</option>
+                            <option value="adult">{{ $t('members.adults') }}</option>
+                            <option value="J19">{{ $t('members.j19') }}</option>
+                            <option value="J17">{{ $t('members.j17') }}</option>
+                            <option value="J15">{{ $t('members.j15') }}</option>
+                            <option value="J13">{{ $t('members.j13') }}</option>
+                            <option value="J11">{{ $t('members.j11') }}</option>
+                            <option value="range">Alter von - bis</option>
+                        </select>
+                    </div>
+                    <div v-if="selectedAgeGroup === 'range'" class="filter-group age-range-group">
+                        <label>Alter von - bis:</label>
+                        <div class="age-range-inputs">
+                            <input
+                                :value="selectedAgeFrom"
+                                type="number"
+                                min="0"
+                                max="120"
+                                class="filter-select age-range-input"
+                                placeholder="von"
+                                @input="$emit('update:selected-age-from', $event.target.value)"
+                            >
+                            <span class="age-range-separator">-</span>
+                            <input
+                                :value="selectedAgeTo"
+                                type="number"
+                                min="0"
+                                max="120"
+                                class="filter-select age-range-input"
+                                placeholder="bis"
+                                @input="$emit('update:selected-age-to', $event.target.value)"
+                            >
+                        </div>
+                    </div>
+                    <div class="filter-group">
+                        <label>{{ $t('members.gender') }}:</label>
+                        <select :value="selectedGender" class="filter-select" @change="$emit('update:selected-gender', $event.target.value)">
+                            <option value="">{{ $t('common.all') }}</option>
+                            <option value="female">{{ $t('members.genderFemale') }}</option>
+                            <option value="male">{{ $t('members.genderMale') }}</option>
+                            <option value="diverse">{{ $t('members.genderDiverse') }}</option>
+                            <option value="unknown">{{ $t('members.genderUnknown') }}</option>
+                        </select>
+                    </div>
+                    <button @click="$emit('clear-filters')" class="btn-clear-filters">{{ $t('members.clearFilters') }}</button>
                 </div>
-                <div class="filter-group">
-                    <label>{{ $t('members.gender') }}:</label>
-                    <select :value="selectedGender" class="filter-select" @change="$emit('update:selected-gender', $event.target.value)">
-                        <option value="">{{ $t('common.all') }}</option>
-                        <option value="female">{{ $t('members.genderFemale') }}</option>
-                        <option value="male">{{ $t('members.genderMale') }}</option>
-                        <option value="diverse">{{ $t('members.genderDiverse') }}</option>
-                        <option value="unknown">{{ $t('members.genderUnknown') }}</option>
-                    </select>
-                </div>
-                <button @click="$emit('clear-filters')" class="btn-clear-filters">{{ $t('members.clearFilters') }}</button>
-            </div>
+            </details>
         </div>
 
         <div class="members-results-bar">
-            <div class="members-results-copy">
-                <strong>{{ visibleMembersCount }}</strong> {{ $t('members.resultsVisible') }}
+            <div class="members-results-summary">
+                <div class="members-results-copy">
+                    <strong>{{ visibleMembersCount }}</strong> {{ $t('members.resultsVisible') }}
+                </div>
+                <div class="members-results-stats">
+                    <span class="results-stat-pill">{{ $t('members.activeMembers') }}: {{ activeMembersCount }}</span>
+                    <span class="results-stat-pill">{{ $t('members.testMembers') }}: {{ testMembersCount }}</span>
+                    <span class="results-stat-pill">{{ $t('members.inactiveMembers') }}: {{ inactiveMembersCount }}</span>
+                </div>
             </div>
             <div class="members-results-actions">
                 <label class="members-sort-group">
@@ -147,6 +137,12 @@
                 <button type="button" class="member-icon-button" :title="$t('members.toggleSortDirection')" @click="$emit('toggle-sort-direction')">
                     {{ sortDirection === 'asc' ? '↑' : '↓' }}
                 </button>
+                <div class="members-results-hint">{{ $t('members.editHint') }}</div>
+            </div>
+        </div>
+        <details class="members-bulk-actions">
+            <summary>Sammelaktionen</summary>
+            <div class="members-bulk-actions-grid">
                 <button type="button" @click="$emit('create-phone-list-for-filtered')" :disabled="visibleMembersCount === 0">
                     {{ $t('members.phoneListForSelection') }}
                 </button>
@@ -156,56 +152,26 @@
                 <button type="button" @click="$emit('mark-filtered-as-regular')" :disabled="filteredTestMembersCount === 0">
                     {{ $t('members.markRegularForSelection') }}
                 </button>
-                <div class="members-results-hint">{{ $t('members.editHint') }}</div>
+                <button type="button" @click="$emit('export-filtered-members-csv')" :disabled="visibleMembersCount === 0">
+                    {{ $t('members.exportCsv') }}
+                </button>
+                <button type="button" @click="$emit('copy-filtered-phones')" :disabled="filteredMembersWithPhonesCount === 0">
+                    {{ $t('members.copyPhones') }}
+                </button>
+                <button type="button" @click="$emit('copy-filtered-emails')" :disabled="filteredMembersWithEmailsCount === 0">
+                    {{ $t('members.copyEmails') }}
+                </button>
+                <button type="button" @click="$emit('compose-email-to-filtered')" :disabled="filteredMembersWithEmailsCount === 0">
+                    {{ $t('members.composeEmail') }}
+                </button>
+                <button type="button" @click="$emit('copy-filtered-contact-summary')" :disabled="visibleMembersCount === 0">
+                    {{ $t('members.copyContactSummary') }}
+                </button>
             </div>
-        </div>
-
-        <div class="members-export-preview">
-            <div class="members-export-card">
-                <span class="members-export-label">{{ $t('members.exportPreview') }}</span>
-                <strong class="members-export-value">{{ visibleMembersCount }}</strong>
-                <span class="members-export-copy">{{ $t('members.exportMembersSelected') }}</span>
-                <div class="members-export-actions">
-                    <button type="button" @click="$emit('export-filtered-members-csv')" :disabled="visibleMembersCount === 0">
-                        {{ $t('members.exportCsv') }}
-                    </button>
-                </div>
+            <div class="members-bulk-preview">
+                {{ exportPreviewNames.length ? exportPreviewNames.join(', ') : $t('members.exportPreviewEmpty') }}
             </div>
-            <div class="members-export-card">
-                <span class="members-export-label">{{ $t('members.exportPhones') }}</span>
-                <strong class="members-export-value">{{ filteredMembersWithPhonesCount }}</strong>
-                <span class="members-export-copy">{{ $t('members.exportReachableByPhone') }}</span>
-                <div class="members-export-actions">
-                    <button type="button" @click="$emit('copy-filtered-phones')" :disabled="filteredMembersWithPhonesCount === 0">
-                        {{ $t('members.copyPhones') }}
-                    </button>
-                </div>
-            </div>
-            <div class="members-export-card">
-                <span class="members-export-label">{{ $t('members.exportEmails') }}</span>
-                <strong class="members-export-value">{{ filteredMembersWithEmailsCount }}</strong>
-                <span class="members-export-copy">{{ $t('members.exportReachableByEmail') }}</span>
-                <div class="members-export-actions">
-                    <button type="button" @click="$emit('copy-filtered-emails')" :disabled="filteredMembersWithEmailsCount === 0">
-                        {{ $t('members.copyEmails') }}
-                    </button>
-                    <button type="button" @click="$emit('compose-email-to-filtered')" :disabled="filteredMembersWithEmailsCount === 0">
-                        {{ $t('members.composeEmail') }}
-                    </button>
-                </div>
-            </div>
-            <div class="members-export-card members-export-card-wide">
-                <span class="members-export-label">{{ $t('members.exportPreviewNames') }}</span>
-                <span class="members-export-copy">
-                    {{ exportPreviewNames.length ? exportPreviewNames.join(', ') : $t('members.exportPreviewEmpty') }}
-                </span>
-                <div class="members-export-actions">
-                    <button type="button" @click="$emit('copy-filtered-contact-summary')" :disabled="visibleMembersCount === 0">
-                        {{ $t('members.copyContactSummary') }}
-                    </button>
-                </div>
-            </div>
-        </div>
+        </details>
     </div>
 </template>
 
@@ -279,11 +245,6 @@ export default {
     flex-wrap: wrap;
 }
 
-.members-subtitle {
-    margin: 0.2rem 0 0;
-    color: var(--text-muted);
-}
-
 .action-buttons,
 .filter-controls,
 .members-results-actions,
@@ -295,48 +256,26 @@ export default {
     align-items: center;
 }
 
-.members-stats-grid,
-.members-export-preview {
-    display: grid;
-    gap: 0.85rem;
-}
-
-.members-stats-grid {
-    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
-}
-
-.members-export-preview {
-    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
-}
-
-.members-stat-card,
-.members-export-card,
 .filters-section,
-.members-results-bar {
+.members-results-bar,
+.members-bulk-actions {
     border: 1px solid var(--border-color);
     border-radius: var(--border-radius);
     background: var(--background-light);
     padding: 0.85rem;
 }
 
-.members-stat-card-accent {
-    background: linear-gradient(135deg, var(--primary-soft), var(--background-light));
+.filters-section,
+.members-results-bar {
+    padding-top: 0.7rem;
+    padding-bottom: 0.7rem;
 }
 
-.members-stat-label,
-.members-export-label,
 .members-results-hint {
     font-size: 0.8rem;
     color: var(--text-muted);
 }
 
-.members-stat-value,
-.members-export-value {
-    display: block;
-    margin-top: 0.2rem;
-    font-size: 1.3rem;
-}
-
 .member-search-group,
 .members-sort-group,
 .filter-group,
@@ -415,8 +354,68 @@ export default {
     color: var(--primary-strong);
 }
 
-.members-export-card-wide {
-    grid-column: 1 / -1;
+.members-filter-topline-compact {
+    align-items: center;
+}
+
+.members-advanced-filters {
+    margin-top: 0.75rem;
+    border-top: 1px solid var(--border-color);
+    padding-top: 0.75rem;
+}
+
+.members-advanced-filters summary {
+    cursor: pointer;
+    font-weight: 600;
+    color: var(--text-primary);
+    user-select: none;
+}
+
+.members-advanced-filters .filter-controls {
+    margin-top: 0.85rem;
+}
+
+.members-results-summary {
+    display: flex;
+    flex-direction: column;
+    gap: 0.45rem;
+}
+
+.members-results-stats {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 0.45rem;
+}
+
+.results-stat-pill {
+    display: inline-flex;
+    align-items: center;
+    padding: 0.2rem 0.55rem;
+    border-radius: 999px;
+    background: #eef2f5;
+    color: #475569;
+    font-size: 0.78rem;
+    font-weight: 600;
+}
+
+.members-bulk-actions summary {
+    cursor: pointer;
+    font-weight: 600;
+    color: var(--text-primary);
+    user-select: none;
+}
+
+.members-bulk-actions-grid {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 0.6rem;
+    margin-top: 0.85rem;
+}
+
+.members-bulk-preview {
+    margin-top: 0.75rem;
+    color: var(--text-muted);
+    font-size: 0.82rem;
 }
 
 @media (max-width: 900px) {