diff --git a/scripts/ralph/prd.json b/scripts/ralph/prd.json
index 90a23ca..dae44a7 100644
--- a/scripts/ralph/prd.json
+++ b/scripts/ralph/prd.json
@@ -182,8 +182,8 @@
         "npm run build passes",
         "Verify in browser mobil: tema se schimbă corect din drawer"
       ],
-      "passes": false,
-      "notes": ""
+      "passes": true,
+      "notes": "Completed in iteration 8"
     },
     {
       "id": "US-509",
diff --git a/scripts/ralph/progress.txt b/scripts/ralph/progress.txt
index 0657720..be5896f 100644
--- a/scripts/ralph/progress.txt
+++ b/scripts/ralph/progress.txt
@@ -112,3 +112,9 @@ Design Reference: src/modules/reports/views/InvoicesView.vue
 [2026-01-12 22:36:40] Working on story: US-507
 [2026-01-12 22:36:40] Running Claude... (log: /workspace/roa2web/scripts/ralph/logs/iteration_7_US-507.log)
 [2026-01-12 22:42:54] SUCCESS: Story US-507 passed!
+[2026-01-12 22:42:54] Changes committed
+[2026-01-12 22:42:54] Progress: 7/19 stories completed
+[2026-01-12 22:42:56] === Iteration 8/100 ===
+[2026-01-12 22:42:56] Working on story: US-508
+[2026-01-12 22:42:56] Running Claude... (log: /workspace/roa2web/scripts/ralph/logs/iteration_8_US-508.log)
+[2026-01-12 22:45:25] SUCCESS: Story US-508 passed!
diff --git a/src/shared/components/mobile/MobileDrawerMenu.vue b/src/shared/components/mobile/MobileDrawerMenu.vue
index 73bf4dc..30013ba 100644
--- a/src/shared/components/mobile/MobileDrawerMenu.vue
+++ b/src/shared/components/mobile/MobileDrawerMenu.vue
@@ -194,6 +194,33 @@
                 <span class="profile-role">Utilizator</span>
               </div>
             </div>
+
+            <!-- Theme Selector -->
+            <div class="theme-selector">
+              <div class="theme-selector-label">
+                <i class="pi pi-palette"></i>
+                <span>Temă</span>
+              </div>
+              <div class="theme-options">
+                <button
+                  v-for="option in themeOptions"
+                  :key="option.value"
+                  class="theme-option"
+                  :class="{ active: currentTheme === option.value }"
+                  @click="selectTheme(option.value)"
+                  :title="option.label"
+                  :aria-label="`Selectează tema ${option.label}`"
+                  :aria-pressed="currentTheme === option.value"
+                >
+                  <i :class="option.icon"></i>
+                  <span class="theme-option-label">{{ option.label }}</span>
+                </button>
+              </div>
+            </div>
+
+            <!-- Divider before logout -->
+            <div class="drawer-divider profile-divider"></div>
+
             <button
               type="button"
               class="drawer-link logout-link"
@@ -210,7 +237,7 @@
 </template>
 
 <script setup>
-import { computed, ref, watch, nextTick } from 'vue'
+import { computed, ref, watch, nextTick, onMounted } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
 
 /**
@@ -457,6 +484,56 @@ const handleLogout = async () => {
   }
   close()
 }
+
+/**
+ * Theme Toggle Logic
+ * Supports three modes: auto (system), light, dark
+ * Persists preference in localStorage['user-theme']
+ */
+const currentTheme = ref('auto')
+
+// Theme options with icons and labels
+const themeOptions = [
+  { value: 'auto', icon: 'pi pi-desktop', label: 'Auto (sistem)' },
+  { value: 'light', icon: 'pi pi-sun', label: 'Light' },
+  { value: 'dark', icon: 'pi pi-moon', label: 'Dark' }
+]
+
+// Get current theme option for display
+const currentThemeOption = computed(() => {
+  return themeOptions.find(opt => opt.value === currentTheme.value) || themeOptions[0]
+})
+
+/**
+ * Apply theme to document
+ */
+const applyTheme = (theme) => {
+  if (theme === 'auto') {
+    document.documentElement.removeAttribute('data-theme')
+    localStorage.removeItem('user-theme')
+  } else {
+    document.documentElement.setAttribute('data-theme', theme)
+    localStorage.setItem('user-theme', theme)
+  }
+}
+
+/**
+ * Select a specific theme
+ */
+const selectTheme = (theme) => {
+  currentTheme.value = theme
+  applyTheme(theme)
+}
+
+// Initialize theme from localStorage on mount
+onMounted(() => {
+  const savedTheme = localStorage.getItem('user-theme')
+  if (savedTheme === 'light' || savedTheme === 'dark') {
+    currentTheme.value = savedTheme
+  } else {
+    currentTheme.value = 'auto'
+  }
+})
 </script>
 
 <style scoped>
@@ -870,6 +947,83 @@ const handleLogout = async () => {
   background: var(--red-50);
 }
 
+/* Profile divider (spacing adjustment) */
+.profile-divider {
+  margin: var(--space-sm) var(--space-md);
+}
+
+/* ================================================
+   Theme Selector
+   ================================================ */
+
+.theme-selector {
+  padding: var(--space-sm) var(--space-lg);
+}
+
+.theme-selector-label {
+  display: flex;
+  align-items: center;
+  gap: var(--space-sm);
+  font-size: var(--text-sm);
+  font-weight: var(--font-medium);
+  color: var(--text-color-secondary);
+  margin-bottom: var(--space-sm);
+}
+
+.theme-selector-label i {
+  font-size: var(--text-base);
+}
+
+.theme-options {
+  display: flex;
+  gap: var(--space-xs);
+  background: var(--surface-ground);
+  padding: var(--space-xs);
+  border-radius: var(--radius-md);
+}
+
+.theme-option {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  gap: var(--space-xs);
+  padding: var(--space-sm);
+  min-height: 48px;
+  background: transparent;
+  border: none;
+  border-radius: var(--radius-sm);
+  cursor: pointer;
+  transition: all var(--transition-fast);
+  color: var(--text-color-secondary);
+}
+
+.theme-option:hover {
+  background: var(--surface-hover);
+  color: var(--text-color);
+}
+
+.theme-option:active {
+  transform: scale(0.98);
+}
+
+.theme-option.active {
+  background: var(--surface-card);
+  color: var(--color-primary);
+  box-shadow: var(--shadow-sm);
+}
+
+.theme-option i {
+  font-size: var(--text-lg);
+}
+
+.theme-option-label {
+  font-size: var(--text-xs);
+  font-weight: var(--font-medium);
+  white-space: nowrap;
+}
+
 /* ================================================
    Slide Animation (Vue Transition)
    ================================================ */
@@ -1080,6 +1234,30 @@ const handleLogout = async () => {
   background: var(--red-900);
 }
 
+/* Dark mode: Theme Selector */
+[data-theme="dark"] .theme-selector-label {
+  color: var(--text-color-secondary);
+}
+
+[data-theme="dark"] .theme-options {
+  background: var(--surface-ground);
+}
+
+[data-theme="dark"] .theme-option {
+  color: var(--text-color-secondary);
+}
+
+[data-theme="dark"] .theme-option:hover {
+  background: var(--surface-hover);
+  color: var(--text-color);
+}
+
+[data-theme="dark"] .theme-option.active {
+  background: var(--surface-card);
+  color: var(--blue-400);
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
+}
+
 /* Auto dark mode (when no manual theme is set) */
 @media (prefers-color-scheme: dark) {
   :root:not([data-theme]) .drawer-overlay {
@@ -1250,5 +1428,29 @@ const handleLogout = async () => {
   :root:not([data-theme]) .logout-link:hover {
     background: var(--red-900);
   }
+
+  /* Auto dark mode: Theme Selector */
+  :root:not([data-theme]) .theme-selector-label {
+    color: var(--text-color-secondary);
+  }
+
+  :root:not([data-theme]) .theme-options {
+    background: var(--surface-ground);
+  }
+
+  :root:not([data-theme]) .theme-option {
+    color: var(--text-color-secondary);
+  }
+
+  :root:not([data-theme]) .theme-option:hover {
+    background: var(--surface-hover);
+    color: var(--text-color);
+  }
+
+  :root:not([data-theme]) .theme-option.active {
+    background: var(--surface-card);
+    color: var(--blue-400);
+    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
+  }
 }
 </style>