diff --git a/app/pages/pm.vue b/app/pages/pm.vue
index 28472b1..a00b9e9 100644
--- a/app/pages/pm.vue
+++ b/app/pages/pm.vue
@@ -1,616 +1,1034 @@
 <template>
-  <v-container class="pm-container py-4" fluid>
-    <!-- TOP BAR -->
-    <header class="flex items-center justify-between mb-3">
-      <div class="flex items-center gap-3">
-        <v-icon size="22">mdi-airplane-takeoff</v-icon>
-        <div class="text-subtitle-1 font-semibold">PilotMonitoring</div>
-      </div>
-      <div class="flex items-center gap-2">
-        <v-chip v-if="session.callsign" size="small" class="text-no-wrap">{{ session.callsign }}</v-chip>
-        <v-chip size="small" variant="tonal">{{ phase }}</v-chip>
-      </div>
-    </header>
+  <v-app>
+    <!-- Login Screen -->
+    <div v-if="currentScreen === 'login'" class="login-screen">
+      <v-container class="fill-height" fluid>
+        <v-row align="center" justify="center">
+          <v-col cols="12" sm="8" md="6" lg="4">
+            <v-card class="elevation-12 login-card">
+              <v-card-title class="text-center">
+                <div class="radio-icon mb-4">
+                  <v-icon size="48" color="primary">mdi-radio-handheld</v-icon>
+                </div>
+                <h1 class="text-h4 font-weight-bold">Pilot Monitoring</h1>
+                <p class="text-subtitle-1 text-medium-emphasis">VATSIM ATC Training Platform</p>
+              </v-card-title>
 
-    <!-- STEP 1: LOGIN / FLIGHTPLAN PICK -->
-    <v-card v-if="step==='auth'" class="p-4">
-      <div class="mb-2 font-medium">VATSIM ID</div>
-      <v-text-field
-          v-model="form.cid"
-          variant="outlined"
-          density="comfortable"
-          type="tel"
-          placeholder="z. B. 1234567"
-          append-inner-icon="mdi-account-search"
-          @click:append-inner="loadFlightplans"
-          @keyup.enter="loadFlightplans"
-      />
-      <div class="text-caption mb-2">
-        Holt die letzten Flightplans (max. 50) direkt von VATSIM (v2 Core API).
-      </div>
-      <v-btn :loading="loading.flightplans" color="primary" class="w-full" @click="loadFlightplans">
-        Flightplans laden
-      </v-btn>
-    </v-card>
+              <v-card-text>
+                <v-form @submit.prevent="loadFlightPlans">
+                  <v-text-field
+                      v-model="vatsimId"
+                      label="VATSIM ID"
+                      placeholder="Enter your VATSIM ID"
+                      variant="outlined"
+                      :rules="[rules.required]"
+                      prepend-inner-icon="mdi-account"
+                      class="mb-4"
+                  />
 
-    <v-card v-else-if="step==='pick'" class="p-0 overflow-hidden">
-      <div class="p-4 pb-2 flex items-center justify-between">
-        <div class="font-medium">Flightplan wählen</div>
-        <v-btn variant="text" icon="mdi-refresh" @click="loadFlightplans" />
-      </div>
-      <v-divider />
-      <div class="max-h-[50vh] overflow-auto">
-        <v-list lines="two" density="comfortable">
-          <v-list-item
-              v-for="fp in flightplans"
-              :key="fp.id"
-              @click="selectFlight(fp)"
-              :title="`${fp.callsign} · ${fp.dep} → ${fp.arr}${fp.alt?` (ALT ${fp.alt})`:''}`"
-              :subtitle="formatRoute(fp.route)"
-          >
-            <template #prepend>
-              <v-avatar size="28" class="bg-surface-variant">
-                <span class="text-caption">{{ (fp.flight_type||'').toUpperCase() }}</span>
-              </v-avatar>
-            </template>
-            <template #append>
-              <div class="text-right text-caption">
-                <div>FL {{ fp.altitude }}</div>
-                <div class="opacity-70">{{ formatIso(fp.filed) }}</div>
+                  <v-btn
+                      type="submit"
+                      color="primary"
+                      size="large"
+                      block
+                      :loading="loading"
+                      :disabled="!vatsimId"
+                  >
+                    Load Flight Plans
+                  </v-btn>
+                </v-form>
+
+                <v-alert
+                    v-if="error"
+                    type="error"
+                    variant="tonal"
+                    class="mt-4"
+                >
+                  {{ error }}
+                </v-alert>
+
+                <v-alert
+                    type="info"
+                    variant="tonal"
+                    class="mt-4"
+                    prominent
+                >
+                  <v-icon>mdi-information</v-icon>
+                  <div class="ml-3">
+                    <strong>Live VATSIM Integration</strong>
+                    <p class="text-body-2 mt-1">Loading real flight plans from VATSIM network. Ensure microphone permissions are granted for PTT functionality.</p>
+                  </div>
+                </v-alert>
+              </v-card-text>
+            </v-card>
+          </v-col>
+        </v-row>
+      </v-container>
+    </div>
+
+    <!-- Flight Selection Screen -->
+    <div v-else-if="currentScreen === 'flightselect'">
+      <v-app-bar>
+        <v-btn icon @click="currentScreen = 'login'">
+          <v-icon>mdi-arrow-left</v-icon>
+        </v-btn>
+        <v-app-bar-title>Select Flight Plan</v-app-bar-title>
+        <v-spacer />
+        <v-chip label color="primary">{{ vatsimId }}</v-chip>
+      </v-app-bar>
+
+      <v-container>
+        <v-row v-if="loading">
+          <v-col>
+            <v-progress-circular indeterminate color="primary" class="d-block mx-auto" />
+            <p class="text-center mt-4">Loading flight plans from VATSIM...</p>
+          </v-col>
+        </v-row>
+
+        <v-row v-else-if="flightPlans.length === 0">
+          <v-col>
+            <v-alert type="warning" variant="tonal">
+              <v-icon>mdi-alert</v-icon>
+              <div class="ml-3">
+                <strong>No flight plans found</strong>
+                <p class="text-body-2 mt-1">No recent flight plans found for VATSIM ID {{ vatsimId }}. Make sure you have filed flight plans or try a different ID.</p>
               </div>
-            </template>
-          </v-list-item>
-        </v-list>
-      </div>
-      <v-divider />
-      <div class="p-3">
-        <v-btn variant="tonal" class="w-full" @click="step='auth'">Andere ID</v-btn>
-      </div>
-    </v-card>
+            </v-alert>
+          </v-col>
+        </v-row>
+
+        <v-row v-else>
+          <v-col v-for="plan in flightPlans" :key="plan.id" cols="12">
+            <v-card @click="startMonitoring(plan)" hover class="flight-plan-card">
+              <v-card-text>
+                <v-row align="center">
+                  <v-col cols="auto">
+                    <v-avatar size="48" color="primary">
+                      <v-icon color="white">mdi-airplane</v-icon>
+                    </v-avatar>
+                  </v-col>
+
+                  <v-col>
+                    <div class="d-flex justify-space-between align-center mb-2">
+                      <h3 class="text-h6 font-weight-bold">{{ plan.callsign }}</h3>
+                      <div class="text-right">
+                        <div class="text-h6">{{ plan.dep }} → {{ plan.arr }}</div>
+                        <div class="text-caption text-medium-emphasis">FL{{ Math.floor(parseInt(plan.altitude) / 100).toString().padStart(3, '0') }}</div>
+                      </div>
+                    </div>
+
+                    <v-row class="text-body-2 text-medium-emphasis">
+                      <v-col cols="6">
+                        <div><strong>Aircraft:</strong> {{ plan.aircraft?.split('/')[0] || 'Unknown' }}</div>
+                        <div><strong>Departure:</strong> {{ plan.deptime }}Z</div>
+                      </v-col>
+                      <v-col cols="6">
+                        <div><strong>Route:</strong></div>
+                        <div class="text-truncate">{{ plan.route || 'DCT' }}</div>
+                      </v-col>
+                    </v-row>
+
+                    <div v-if="plan.assignedsquawk" class="mt-2">
+                      <v-chip size="small" color="secondary" label>
+                        Squawk: {{ plan.assignedsquawk }}
+                      </v-chip>
+                    </div>
+                  </v-col>
+                </v-row>
+              </v-card-text>
+            </v-card>
+          </v-col>
+        </v-row>
+      </v-container>
+    </div>
+
+    <!-- Main Monitoring Screen -->
+    <div v-else-if="currentScreen === 'monitor'">
+      <!-- Top App Bar -->
+      <v-app-bar color="primary" dark>
+        <v-btn icon @click="currentScreen = 'flightselect'">
+          <v-icon>mdi-arrow-left</v-icon>
+        </v-btn>
+
+        <v-app-bar-title>
+          <div>
+            <div class="text-h6">{{ selectedFlightPlan?.callsign }}</div>
+            <div class="text-caption">{{ currentPhase.name }}</div>
+          </div>
+        </v-app-bar-title>
+
+        <v-spacer />
+
+        <!-- Signal Strength -->
+        <div class="signal-bars mr-2">
+          <div
+              v-for="i in 5"
+              :key="i"
+              class="signal-bar"
+              :class="{ active: i <= signalStrength }"
+          />
+        </div>
+
+        <v-btn icon @click="showSettings = true">
+          <v-icon>mdi-cog</v-icon>
+        </v-btn>
+      </v-app-bar>
 
-    <!-- STEP 2: MAIN -->
-    <v-card v-else class="p-0">
       <!-- Flight Info -->
-      <p>
-        {{ session.dep }} → {{ session.arr }} · ALT {{ session.alt || 'n/a' }}<br />
-      </p>
-      <!-- Info row -->
-      <div class="px-4 pt-3 pb-2 grid grid-cols-2 gap-2 items-center">
-        <v-select
-            v-model="phase"
-            :items="phases"
-            label="Phase"
-            density="compact"
-            hide-details
-            variant="outlined"
-        />
-        <v-switch v-model="settings.taxiRandom" :label="`Taxi Randomness ${settings.taxiRandom?'ON':'OFF'}`" hide-details />
-        <v-switch v-model="settings.simulate" :label="`Simulationsmodus ${settings.simulate?'ON':'OFF'}`" hide-details />
-        <v-btn size="small" prepend-icon="mdi-weather-windy" @click="loadMetar">METAR laden</v-btn>
+      <div class="flight-info-bar">
+        <v-container>
+          <v-row align="center">
+            <v-col cols="4" class="text-center">
+              <div class="text-body-2">{{ selectedFlightPlan?.dep }} → {{ selectedFlightPlan?.arr }}</div>
+            </v-col>
+            <v-col cols="4" class="text-center">
+              <div class="text-body-2">FL{{ Math.floor(parseInt(selectedFlightPlan?.altitude || '0') / 100).toString().padStart(3, '0') }}</div>
+            </v-col>
+            <v-col cols="4" class="text-center">
+              <div class="text-body-2">{{ selectedFlightPlan?.aircraft?.split('/')[0] }}</div>
+            </v-col>
+          </v-row>
+        </v-container>
       </div>
 
-      <!-- Frequencies -->
-      <v-divider />
-      <div class="px-4 py-3 grid grid-cols-3 gap-3 items-end">
-        <div>
-          <div class="text-caption mb-1">Active</div>
-          <v-text-field
-              v-model="radios.active"
-              variant="outlined" density="comfortable" hide-details
-              placeholder="118.525"
-              @change="onFreqChange('active')"
-          />
-        </div>
-        <div>
-          <div class="text-caption mb-1">Standby</div>
-          <v-text-field
-              v-model="radios.standby"
-              variant="outlined" density="comfortable" hide-details
-              placeholder="121.900"
-              @change="onFreqChange('standby')"
-          />
-        </div>
-        <div class="flex gap-2">
-          <v-btn class="flex-1" variant="tonal" prepend-icon="mdi-swap-horizontal" @click="swapFreq">Swap</v-btn>
-          <v-btn class="flex-1" variant="tonal" prepend-icon="mdi-access-point" @click="suggestFreq">VATSIM</v-btn>
-        </div>
-      </div>
+      <!-- Phase Navigation -->
+      <v-card class="mx-4 my-2 phase-nav">
+        <v-card-text class="py-2">
+          <v-row align="center">
+            <v-col cols="2">
+              <v-btn
+                  icon
+                  size="small"
+                  @click="previousPhase"
+                  :disabled="currentPhaseIndex === 0"
+              >
+                <v-icon>mdi-chevron-left</v-icon>
+              </v-btn>
+            </v-col>
 
-      <!-- Radio Check -->
-      <v-divider />
-      <div class="px-4 py-3">
-        <div class="flex items-center justify-between mb-2">
-          <div class="font-medium">Radio Check</div>
-          <v-chip v-if="radioCheck.status" size="small" :color="radioCheck.status==='ok'?'green':'orange'">
-            {{ radioCheck.status==='ok'?'Good':'Pending' }}
-          </v-chip>
-        </div>
-        <div class="grid grid-cols-3 gap-2">
-          <v-text-field v-model="radioCheck.unit" label="Station (z. B. EDDF TWR)" density="compact" hide-details />
-          <v-text-field v-model="session.callsign" label="Callsign" density="compact" hide-details />
-          <v-btn color="primary" @click="runRadioCheck" :loading="loading.radio">Durchführen</v-btn>
-        </div>
-        <div v-if="radioCheck.lastReply" class="text-caption mt-2 opacity-80">
-          Reply: {{ radioCheck.lastReply }}
-        </div>
-      </div>
+            <v-col cols="8" class="text-center">
+              <h3 class="text-h6">{{ currentPhase.name }}</h3>
+              <p class="text-caption text-medium-emphasis">{{ currentPhase.description }}</p>
+            </v-col>
 
-      <!-- PTT AREA -->
-      <v-divider />
-      <div class="px-4 py-3">
-        <div class="grid grid-cols-2 gap-3">
-          <!-- INTERCOM -->
-          <div
-              class="ptt h-[34vh] rounded-2xl flex flex-col items-center justify-center bg-surface-variant"
-              :class="{ active: ptt.holding==='ic' }"
-              @pointerdown.prevent="startPTT('ic')"
-              @pointerup.prevent="stopPTT('ic')"
-              @pointercancel.prevent="cancelPTT"
-              @touchstart.prevent
-              @touchend.prevent
-          >
-            <v-icon size="36">mdi-account-voice</v-icon>
-            <div class="mt-2 font-medium">INTERCOM</div>
-            <div class="text-caption opacity-70">Gedrückt halten</div>
+            <v-col cols="2" class="text-right">
+              <v-btn
+                  icon
+                  size="small"
+                  @click="nextPhase"
+                  :disabled="currentPhaseIndex === FLIGHT_PHASES.length - 1"
+              >
+                <v-icon>mdi-chevron-right</v-icon>
+              </v-btn>
+            </v-col>
+          </v-row>
+
+          <!-- Progress Dots -->
+          <v-row justify="center" class="mt-2">
+            <div class="d-flex ga-1">
+              <div
+                  v-for="(phase, index) in FLIGHT_PHASES"
+                  :key="phase.id"
+                  class="progress-dot"
+                  :class="{
+                  active: index === currentPhaseIndex,
+                  completed: index < currentPhaseIndex
+                }"
+              />
+            </div>
+          </v-row>
+        </v-card-text>
+      </v-card>
+
+      <!-- Frequency Display -->
+      <v-card class="mx-4 my-2 freq-display">
+        <v-card-text>
+          <v-row align="center">
+            <v-col cols="4" class="text-center">
+              <div class="text-caption text-medium-emphasis mb-1">ACTIVE</div>
+              <div class="text-h4 font-mono font-weight-bold text-success">{{ frequencies.active }}</div>
+            </v-col>
+
+            <v-col cols="4" class="text-center">
+              <v-btn
+                  icon
+                  size="large"
+                  color="primary"
+                  @click="swapFrequencies"
+                  class="freq-swap-btn"
+              >
+                <v-icon>mdi-swap-horizontal</v-icon>
+              </v-btn>
+            </v-col>
+
+            <v-col cols="4" class="text-center">
+              <div class="text-caption text-medium-emphasis mb-1">STANDBY</div>
+              <div class="text-h4 font-mono font-weight-bold text-warning">{{ frequencies.standby }}</div>
+            </v-col>
+          </v-row>
+
+          <v-row justify="center" class="mt-2">
+            <v-btn
+                size="small"
+                variant="outlined"
+                @click="performRadioCheck"
+                :loading="radioCheckLoading"
+            >
+              <v-icon>mdi-radio-handheld</v-icon>
+              Radio Check
+            </v-btn>
+          </v-row>
+        </v-card-text>
+      </v-card>
+
+      <!-- PTT Controls -->
+      <v-container>
+        <!-- ATC PTT -->
+        <v-card class="mb-4 ptt-card">
+          <v-card-text class="text-center">
+            <h4 class="text-subtitle-1 text-medium-emphasis mb-3">ATC COMMUNICATION</h4>
+            <v-btn
+                size="x-large"
+                color="primary"
+                block
+                class="ptt-btn"
+                :class="{ 'ptt-active': isRecording && !isIntercomMode }"
+                @mousedown="startRecording(false)"
+                @mouseup="stopRecording"
+                @touchstart="startRecording(false)"
+                @touchend="stopRecording"
+                :disabled="!micPermission"
+            >
+              <v-icon>mdi-radio-handheld</v-icon>
+              <span class="ml-2">{{ isRecording && !isIntercomMode ? 'TRANSMITTING...' : 'HOLD TO TALK' }}</span>
+            </v-btn>
+          </v-card-text>
+        </v-card>
+
+        <!-- Intercom PTT -->
+        <v-card class="mb-4 ptt-card">
+          <v-card-text class="text-center">
+            <h4 class="text-subtitle-1 text-medium-emphasis mb-3">INTERCOM</h4>
+            <v-btn
+                size="large"
+                color="purple"
+                block
+                class="intercom-btn"
+                :class="{ 'ptt-active': isRecording && isIntercomMode }"
+                @mousedown="startRecording(true)"
+                @mouseup="stopRecording"
+                @touchstart="startRecording(true)"
+                @touchend="stopRecording"
+                :disabled="!micPermission"
+            >
+              <v-icon>mdi-headphones</v-icon>
+              <span class="ml-2">{{ isRecording && isIntercomMode ? 'INTERCOM ON...' : 'INTERCOM' }}</span>
+            </v-btn>
+          </v-card-text>
+        </v-card>
+
+        <!-- Quick Actions -->
+        <v-row>
+          <v-col cols="6">
+            <v-btn
+                color="success"
+                block
+                size="large"
+                @click="openChecklist"
+                :disabled="availableChecklists.length === 0"
+            >
+              <v-icon>mdi-clipboard-check</v-icon>
+              <span class="ml-2">Checklist</span>
+            </v-btn>
+          </v-col>
+
+          <v-col cols="6">
+            <v-btn
+                color="error"
+                block
+                size="large"
+                @click="declareEmergency"
+            >
+              <v-icon>mdi-alert</v-icon>
+              <span class="ml-2">Emergency</span>
+            </v-btn>
+          </v-col>
+        </v-row>
+      </v-container>
+
+      <!-- Communication Log -->
+      <v-card class="mx-4 my-2 comm-log">
+        <v-card-title class="text-subtitle-1 pb-2">Communication Log</v-card-title>
+        <v-card-text class="pt-0">
+          <div class="log-container">
+            <div
+                v-for="(log, index) in communicationLog.slice(-5)"
+                :key="index"
+                class="log-entry text-caption font-mono"
+            >
+              {{ log }}
+            </div>
           </div>
+        </v-card-text>
+      </v-card>
 
-          <!-- ATC -->
-          <div
-              class="ptt h-[34vh] rounded-2xl flex flex-col items-center justify-center bg-primary text-white"
-              :class="{ active: ptt.holding==='atc' }"
-              @pointerdown.prevent="startPTT('atc')"
-              @pointerup.prevent="stopPTT('atc')"
-              @pointercancel.prevent="cancelPTT"
-              @touchstart.prevent
-              @touchend.prevent
-          >
-            <v-icon size="36">mdi-radio-handheld</v-icon>
-            <div class="mt-2 font-medium">ATC</div>
-            <div class="text-caption opacity-90">Gedrückt halten</div>
-          </div>
-        </div>
+      <!-- Last Transmission -->
+      <v-card v-if="lastTransmission" class="mx-4 my-2" color="info" variant="tonal">
+        <v-card-text>
+          <div class="text-caption text-medium-emphasis mb-1">LAST TRANSMISSION</div>
+          <div class="text-body-2">{{ lastTransmission }}</div>
+        </v-card-text>
+      </v-card>
+    </div>
 
-        <!-- Recorder status -->
-        <div class="mt-3 text-caption opacity-75">
-          Mic: {{ audio.perm }} · {{ recStatus }}
-        </div>
-      </div>
+    <!-- Checklist Dialog -->
+    <v-dialog v-model="showChecklistModal" max-width="500">
+      <v-card v-if="currentChecklist">
+        <v-card-title>{{ currentChecklist.name }}</v-card-title>
 
-      <!-- CHECKLISTS (Intercom vorlesen lassen) -->
-      <v-divider />
-      <div class="px-4 py-3">
-        <div class="flex items-center justify-between mb-2">
-          <div class="font-medium">A320 Checklisten</div>
-          <v-select
-              v-model="check.current"
-              :items="Object.keys(check.lists)"
-              density="compact"
-              hide-details
-              style="max-width: 220px"
-          />
-        </div>
-        <div class="grid grid-cols-2 gap-2">
-          <v-btn variant="tonal" prepend-icon="mdi-play" @click="speakChecklist(false)">Vorlesen</v-btn>
-          <v-btn variant="tonal" prepend-icon="mdi-account-voice" @click="speakChecklist(true)">Call-and-Response</v-btn>
-        </div>
-      </div>
-    </v-card>
+        <v-card-text>
+          <v-list>
+            <v-list-item
+                v-for="(item, index) in currentChecklist.items"
+                :key="index"
+                @click="toggleChecklistItem(index)"
+            >
+              <template #prepend>
+                <v-checkbox
+                    :model-value="item.completed"
+                    color="success"
+                    hide-details
+                />
+              </template>
 
-    <!-- PERMISSIONS DIALOG -->
-    <v-dialog v-model="ui.askMic" persistent>
-      <v-card class="p-4">
-        <div class="text-subtitle-1 mb-2">Mikrofon-Berechtigung</div>
-        <div class="text-body-2 mb-4">Bitte Zugriff erlauben für PTT & Radio-Check.</div>
-        <v-btn color="primary" @click="initMic">Jetzt erlauben</v-btn>
+              <v-list-item-title
+                  :class="{ 'text-decoration-line-through text-medium-emphasis': item.completed }"
+              >
+                {{ item.text }}
+              </v-list-item-title>
+            </v-list-item>
+          </v-list>
+        </v-card-text>
+
+        <v-card-actions>
+          <v-spacer />
+          <v-btn @click="showChecklistModal = false">Close</v-btn>
+        </v-card-actions>
       </v-card>
     </v-dialog>
-  </v-container>
+
+    <!-- Settings Dialog -->
+    <v-dialog v-model="showSettings" max-width="400">
+      <v-card>
+        <v-card-title>Settings</v-card-title>
+
+        <v-card-text>
+          <v-row>
+            <v-col>
+              <v-slider
+                  v-model="signalStrength"
+                  label="Signal Strength"
+                  min="1"
+                  max="5"
+                  step="1"
+                  show-ticks
+                  tick-labels
+              />
+            </v-col>
+          </v-row>
+
+          <v-text-field
+              v-model="frequencies.standby"
+              label="Standby Frequency"
+              variant="outlined"
+          />
+
+          <v-switch
+              v-model="randomTaxi"
+              label="Random Taxi Routes (Training Mode)"
+              color="primary"
+              hide-details
+          />
+        </v-card-text>
+
+        <v-card-actions>
+          <v-spacer />
+          <v-btn @click="showSettings = false">Close</v-btn>
+        </v-card-actions>
+      </v-card>
+    </v-dialog>
+
+    <!-- Connection Status -->
+    <div class="connection-status">
+      <v-chip
+          :color="micPermission ? 'success' : 'error'"
+          size="small"
+          label
+      >
+        <v-icon size="12">{{ micPermission ? 'mdi-microphone' : 'mdi-microphone-off' }}</v-icon>
+        <span class="ml-1">{{ micPermission ? 'Connected' : 'No Mic' }}</span>
+      </v-chip>
+    </div>
+  </v-app>
 </template>
 
 <script setup lang="ts">
-// Nuxt 4 + Vuetify + Pinia (assumed installed)
-import { ref, reactive, computed, onMounted, watch } from 'vue'
-import { defineStore, storeToRefs } from 'pinia'
+import { ref, computed, onMounted, watch } from 'vue'
+import useRadioTTS from '~/../composables/radioTtsNew'
 
-// ---------- Types (aus VATSIM Docs) ----------
-/** VATSIM v2: /v2/members/:cid/flightplans – Schema siehe vatsim.dev */
-type V2FlightPlan = {
+// Types
+interface VatsimFlightPlan {
   id: number
-  connection_id: number
   vatsim_id: string
-  flight_type: string
   callsign: string
   aircraft: string
-  cruisespeed: string
   dep: string
   arr: string
-  alt?: string
+  alt: string
   altitude: string
-  rmks?: string
-  route?: string
-  deptime?: string
-  hrsenroute: number
-  minenroute: number
-  hrsfuel: number
-  minsfuel: number
-  filed: string // ISO
+  route: string
+  deptime: string
+  filed: string
   assignedsquawk?: string
-  modifiedbycid?: string
-  modifiedbycallsign?: string
 }
 
-// V3 Data feed excerpts
-type V3Controller = { callsign:string; frequency:string; }
-type V3Feed = { controllers: V3Controller[]; atis: any[]; }
-
-// ---------- Pinia Session Store (leichtgewichtig in dieser Datei) ----------
-const usePMStore = defineStore('pm', () => {
-  const callsign = ref('')
-  const dep = ref('')       // ICAO
-  const arr = ref('')
-  const alt = ref('')
-  const route = ref('')
-  const runway = ref('')
-  const cid = ref('')
-
-  return { callsign, dep, arr, alt, route, runway, cid }
-})
-const pm = usePMStore()
-const session = storeToRefs(pm)
-
-// ---------- Local State ----------
-const step = ref<'auth'|'pick'|'main'>('auth')
-const loading = reactive({ flightplans:false, radio:false })
-const form = reactive({ cid: '1857215' })
-const flightplans = ref<V2FlightPlan[]>([])
-const radios = reactive({ active: '121.900', standby: '118.525' })
-const phases = ['Preflight','Start','Pushback','Taxi','Lineup','Takeoff','Departure','Enroute','Descent','Approach','Landing','After Landing','Shutdown']
-const phase = ref<'Preflight'|string>('Preflight')
-const settings = reactive({ taxiRandom: false, simulate: true })
-const radioCheck = reactive({ unit: 'EDDF TWR', status: '', lastReply: '' })
-const ui = reactive({ askMic: false })
-const audio = reactive({ perm: 'n/a' as 'n/a'|'granted'|'denied'|'prompt', stream: null as MediaStream | null, recorder: null as MediaRecorder | null, chunks: [] as BlobPart[] })
-const ptt = reactive({ holding: '' as ''|'ic'|'atc', startedAt: 0 })
-const recStatus = computed(() => ptt.holding ? 'Aufnahme läuft…' : (audio.recorder ? 'Bereit' : 'Inaktiv'))
-
-// ---------- On Mount ----------
-onMounted(async () => {
-  // iOS: permissions
-  await checkMicPerm()
-  // if launched from deep link with cid
-  const maybeCid = new URLSearchParams(location.search).get('cid')
-  if (maybeCid) { form.cid = maybeCid }
-})
-
-// ---------- Permissions ----------
-async function checkMicPerm() {
-  try {
-    // @ts-ignore iOS supports permissions for microphone
-    const status = await navigator.permissions?.query?.({ name: 'microphone' as any })
-    audio.perm = (status?.state as any) || 'prompt'
-  } catch {
-    audio.perm = 'prompt'
-  }
-  if (audio.perm !== 'granted') ui.askMic = true
-}
-async function initMic() {
-  try {
-    const stream = await navigator.mediaDevices.getUserMedia({ audio: { echoCancellation: true, noiseSuppression: true } })
-    audio.stream = stream
-    audio.perm = 'granted'
-    ui.askMic = false
-  } catch (e) {
-    audio.perm = 'denied'
-  }
-}
-
-// ---------- VATSIM: Flightplans laden ----------
-async function loadFlightplans() {
-  if (!form.cid) return
-  loading.flightplans = true
-  try {
-    const res = await $fetch<V2FlightPlan[]>(`/api/vatsim/flightplans?cid=${encodeURIComponent(form.cid)}`)
-    flightplans.value = (res || []).sort((a,b) => new Date(b.filed).getTime() - new Date(a.filed).getTime())
-    step.value = 'pick'
-  } finally {
-    loading.flightplans = false
-  }
-}
-
-// ---------- Auswahl ----------
-async function selectFlight(fp: V2FlightPlan) {
-  pm.cid = fp.vatsim_id
-  pm.callsign = fp.callsign
-  pm.dep = fp.dep
-  pm.arr = fp.arr
-  pm.alt = fp.alt || ''
-  pm.route = fp.route || ''
-  phase.value = 'Start'
-  await nextTick()
-  step.value = 'main'
-  // erste Frequenz (Tower oder Delivery) vorschlagen
-  suggestFreq()
-  // optional: METAR anfragen
-  loadMetar()
-}
-
-// ---------- METAR ----------
-async function loadMetar() {
-  if (!session.dep.value && !session.arr.value) return
-  // Einfache Text-METARs (pro Station getrennt)
-  const ids = [session.dep.value, session.arr.value, session.alt.value].filter(Boolean).join(',')
-  if (!ids) return
-  const text = await $fetch<string>(`/api/vatsim/metar?id=${ids}`, { responseType: 'text' })
-  console.log('METAR', text)
-}
-
-// ---------- V3 Feed nutzen um passende Frequenzen vorzuschlagen ----------
-async function suggestFreq() {
-  try {
-    const feed = await $fetch<V3Feed>('/api/vatsim/feed')
-    // simple Heuristik: Tower/Ground bei DEP suchen
-    const dep = session.dep.value
-    const tower = feed.controllers.find(c => c.callsign?.startsWith(dep+'_TWR'))
-    const gnd   = feed.controllers.find(c => c.callsign?.startsWith(dep+'_GND'))
-    const cand = tower?.frequency || gnd?.frequency
-    if (cand) radios.standby = normalizeFreq(cand)
-  } catch (e) {
-    // ignore
-  }
-}
-
-// ---------- Frequenz Utils ----------
-function normalizeFreq(f: string) {
-  // Eingaben wie "121.9" → "121.900"
-  if (!f) return f
-  const s = f.trim()
-  return s.includes('.') ? (s.split('.')[0] + '.' + (s.split('.')[1] + '000').slice(0,3)) : s
-}
-function swapFreq() {
-  const t = radios.active
-  radios.active = radios.standby
-  radios.standby = t
-  // Handoff-Trigger
-  onHandoffAfterFreqSwitch()
-}
-function onFreqChange(which: 'active'|'standby') {
-  radios[which] = normalizeFreq(radios[which])
-}
-
-
-// ---------- Radio Check ----------
-async function runRadioCheck() {
-  loading.radio = true
-  try {
-    // Phrase generieren (Pilot → ATC)
-    const phrase = `${radioCheck.unit}, ${session.callsign.value}, radio check on ${radios.active}.`
-    await ttsATC(phrase) // Station ansprechen
-    // simulierte Antwort (oder vom LLM/Backend holen)
-    const reply = `${session.callsign.value}, ${radioCheck.unit}, read you five.`
-    radioCheck.lastReply = reply
-    await ttsATC(reply)
-    radioCheck.status = 'ok'
-  } finally {
-    loading.radio = false
-  }
-}
-
-// ---------- PTT ----------
-function startPTT(kind: 'ic'|'atc') {
-  if (!audio.stream) return
-  ptt.holding = kind
-  ptt.startedAt = Date.now()
-  audio.chunks = []
-  try {
-    const mime = pickBestMime()
-    const rec = new MediaRecorder(audio.stream!, { mimeType: mime })
-    audio.recorder = rec
-    rec.ondataavailable = (ev) => { if (ev.data?.size) audio.chunks.push(ev.data) }
-    rec.onstop = async () => {
-      const blob = new Blob(audio.chunks, { type: rec.mimeType })
-      if (kind === 'atc') await submitATC(blob)
-      else await submitIntercom(blob)
-    }
-    rec.start()
-  } catch (e) {
-    console.warn('Recorder failed', e)
-  }
-}
-function stopPTT(_kind: 'ic'|'atc') {
-  if (audio.recorder && audio.recorder.state !== 'inactive') audio.recorder.stop()
-  ptt.holding = ''
-}
-function cancelPTT() {
-  if (audio.recorder && audio.recorder.state !== 'inactive') audio.recorder.stop()
-  ptt.holding = ''
-}
-function pickBestMime() {
-  const cand = [
-    'audio/webm;codecs=opus',
-    'audio/ogg;codecs=opus',
-    'audio/mp4',
-    'audio/webm'
-  ]
-  for (const c of cand) if ((window as any).MediaRecorder?.isTypeSupported?.(c)) return c
-  return ''
-}
-
-// ---------- Backend Hooks (Whisper/LLM/TTS) ----------
-async function submitATC(blob: Blob) {
-  try {
-    const fd = new FormData()
-    fd.append('audio', blob, 'ptt.webm')
-    fd.append('freq', radios.active)
-    fd.append('callsign', session.callsign.value)
-    fd.append('phase', phase.value)
-    // Server verarbeitet Whisper + LLM → intent/action & ATC-Flow
-    const res = await $fetch('/api/ptt/reply', { method: 'POST', body: fd })
-    // Erwartete Antwort: { atcText: string, next?: {...}, tts?: {base64,mime} }
-    // Fallback: selbst normalisieren & sprechen
-    const text = (res as any)?.atcText || 'Say again.'
-    await ttsATC(text)
-    // TODO: flows.onServerReply(...)
-  } catch (e) {
-    await ttsATC('Transmission not received.')
-  }
-}
-async function submitIntercom(blob: Blob) {
-  // Optional: STT lokal/remote, Trainingshinweise etc.
-  console.log('Intercom audio', blob.type, blob.size)
-}
-async function ttsATC(text: string) {
-  // 1) Backend bevorzugt (dein TTS/Radio-Filter)
-  try {
-    const body = { text: normalizeAtcText(text), level: 4, voice: 'alloy' }
-    const a = await $fetch<{ mime:string;base64:string }>('/api/atc/generate',{ method:'POST', body })
-    if (a?.base64 && a?.mime) return playBase64(a.base64, a.mime)
-  } catch { /* fallback */ }
-  // 2) Browser SpeechSynthesis Fallback
-  try {
-    const u = new SpeechSynthesisUtterance(text)
-    u.rate = 0.95
-    speechSynthesis.speak(u)
-  } catch { /* ignore */ }
-}
-async function playBase64(b64: string, mime: string) {
-  const bin = Uint8Array.from(atob(b64), c => c.charCodeAt(0))
-  const blob = new Blob([bin], { type: mime })
-  const url = URL.createObjectURL(blob)
-  const audioEl = new Audio(url)
-  audioEl.play().finally(() => setTimeout(()=>URL.revokeObjectURL(url), 5_000))
-}
-
-// ---------- Simple Flow/Handoff Engine (TS statt rohem JSON) ----------
-type CommStep = {
+interface FlightPhase {
   id: string
-  freqRole: 'DEL'|'GND'|'TWR'|'DEP'|'APP'|'CTR'
-  atc?: (ctx: any) => string                 // was ATC sagt
-  pilot?: (ctx: any) => string               // was Pilot sagt
-  requireFreq?: (prefix: string) => boolean  // blockt bis passende Freq aktiv
-  awaitPTT?: boolean                         // erwartet Pilot-PPT
-  next?: string | ((ctx:any)=>string)
+  name: string
+  description: string
+  frequency: string
+  expectedCommunications: string[]
 }
-const flows: Record<string, CommStep> = {
-  // Beispiel: Taxi → Handoff Tower → Lineup
-  taxiClearance: {
-    id:'taxiClearance', freqRole:'GND',
-    pilot:(c)=> `${c.callsign}, request taxi`,
-    atc:(c)=> `${c.callsign}, taxi to ${c.hp} via ${c.route}`,
-    awaitPTT:true, next:'handoffTower'
+
+interface ChecklistItem {
+  text: string
+  completed: boolean
+}
+
+interface Checklist {
+  name: string
+  phase: string
+  items: ChecklistItem[]
+}
+
+// Flight Phases
+const FLIGHT_PHASES: FlightPhase[] = [
+  {
+    id: 'prefile',
+    name: 'Pre-file',
+    description: 'Select and review flight plan',
+    frequency: '',
+    expectedCommunications: []
   },
-  handoffTower: {
-    id:'handoffTower', freqRole:'GND',
-    atc:(c)=> `${c.callsign}, contact ${c.dep} Tower on ${c.twr}`,
-    requireFreq:(pref)=> radios.active.startsWith(pref), // wartend bis freq gewechselt
-    next:'lineup'
+  {
+    id: 'radiocheck',
+    name: 'Radio Check',
+    description: 'Test radio communication',
+    frequency: '121.900',
+    expectedCommunications: ['Radio check request', 'Read you loud and clear']
   },
-  lineup: {
-    id:'lineup', freqRole:'TWR',
-    pilot:(c)=> `${c.dep} Tower, ${c.callsign} at ${c.hp}, ready for departure`,
-    atc:(c)=> `${c.callsign}, line up and wait runway ${c.rwy}`,
-    awaitPTT:true, next:'takeoff'
+  {
+    id: 'clearance',
+    name: 'Clearance Delivery',
+    description: 'Request IFR clearance',
+    frequency: '121.700',
+    expectedCommunications: [
+      'Ready to copy clearance',
+      'Cleared to destination via...',
+      'Readback clearance'
+    ]
   },
-  takeoff: {
-    id:'takeoff', freqRole:'TWR',
-    atc:(c)=> `${c.callsign}, wind ${c.wind}, runway ${c.rwy}, cleared for takeoff`,
-    awaitPTT:true
-  }
-}
-function onHandoffAfterFreqSwitch() {
-  // hier könnte man pending steps fortsetzen, wenn requireFreq erfüllt
-}
-
-// ---------- ATC-Normalizer (Zahlen → ICAO-Funk) ----------
-function normalizeAtcText(s: string) {
-  const mapDigits: Record<string,string> = { '0':'zero','1':'wun','2':'too','3':'tree','4':'fower','5':'fife','6':'six','7':'seven','8':'eight','9':'niner' }
-  const sayNum = (m:string) => m.split('').map(ch => mapDigits[ch] ?? ch).join(' ')
-  return s
-      // RWY 25R → runway two fife right
-      .replace(/\brwy\s*([0-3]?\d)([LCR])?\b/ig, (_m, d, lr) => `runway ${sayNum(String(d))}${lr?` ${({L:'left',C:'center',R:'right'} as any)[lr.toUpperCase()]}`:''}`)
-      .replace(/\brunway\s*([0-3]?\d)([LCR])?\b/ig, (_m, d, lr) => `runway ${sayNum(String(d))}${lr?` ${({L:'left',C:'center',R:'right'} as any)[lr.toUpperCase()]}`:''}`)
-      // QNH 1013
-      .replace(/\bQNH\s*(\d{3,4})\b/ig, (_m, n) => `Q N H ${sayNum(n)}`)
-      // Squawk 4567
-      .replace(/\bsquawk\s*(\d{4})\b/ig, (_m, n) => `squawk ${sayNum(n)}`)
-      // Frequenz 118.525
-      .replace(/\b(\d{3})\.(\d{1,3})\b/g, (_m,a,b) => `${sayNum(a)} decimal ${sayNum(b)}`)
-      // Zahlen alleinstehend (z. B. Wind 220)
-      .replace(/\b(\d{2,4})\b/g, (_m, n) => sayNum(n))
-}
-
-// ---------- Helpers ----------
-function formatRoute(r?: string) {
-  if (!r) return '—'
-  return r.length > 120 ? r.slice(0,120)+'…' : r
-}
-function formatIso(iso: string) {
-  const d = new Date(iso)
-  return d.toLocaleString()
-}
-
-// ---------- Watchers ----------
-watch(() => phase.value, (p) => {
-  // Phasenwechsel → passende Freq vorschlagen
-  if (['Taxi','Lineup','Takeoff'].includes(p)) suggestFreq()
-})
-
-const check = reactive({
-  current: 'Before Start',
-  lists: {
-    'Before Start': [
-      'Parking brake set',
-      'Fuel pumps on',
-      'Beacon on',
-      'APU running',
-      'Doors closed',
-      'Windows closed',
-      'Seatbelts fastened',
-      'Flight controls free and correct',
-      'Instruments set',
-      'Altimeters set',
-      'Radios set',
-      'FMS programmed',
-      'Takeoff briefing complete'
-    ],
-    'After Takeoff': [
-      'Landing gear up',
-      'Flaps up',
-      'Autopilot on',
-      'Thrust set to climb power',
-      'Climb checklist complete'
-    ],
-    'Descent': [
-      'Seatbelts sign on',
-      'Descent checklist complete'
-    ],
-    'Before Landing': [
-      'Landing gear down',
-      'Flaps set for landing',
-      'Landing checklist complete'
+  {
+    id: 'ground',
+    name: 'Ground Control',
+    description: 'Taxi clearance and pushback',
+    frequency: '121.900',
+    expectedCommunications: [
+      'Request taxi',
+      'Taxi via...',
+      'Hold short of runway'
+    ]
+  },
+  {
+    id: 'tower',
+    name: 'Tower',
+    description: 'Takeoff clearance',
+    frequency: '119.100',
+    expectedCommunications: [
+      'Ready for departure',
+      'Line up and wait',
+      'Cleared for takeoff'
+    ]
+  },
+  {
+    id: 'departure',
+    name: 'Departure Control',
+    description: 'Initial vectors and climb',
+    frequency: '123.800',
+    expectedCommunications: [
+      'Check in with departure',
+      'Radar contact',
+      'Climb and maintain'
     ]
   }
+]
+
+// A320 Checklists
+const A320_CHECKLISTS: Checklist[] = [
+  {
+    name: 'Cockpit Preparation',
+    phase: 'prefile',
+    items: [
+      { text: 'PARKING BRAKE...SET', completed: false },
+      { text: 'ENGINE MASTER SWITCHES...OFF', completed: false },
+      { text: 'BEACON...ON', completed: false },
+      { text: 'EXTERNAL POWER...AVAILABLE', completed: false },
+      { text: 'BAT 1 & 2...ON', completed: false },
+      { text: 'FUEL PUMPS...ON', completed: false }
+    ]
+  },
+  {
+    name: 'Before Start',
+    phase: 'clearance',
+    items: [
+      { text: 'DOORS...CLOSED', completed: false },
+      { text: 'BEACON...ON', completed: false },
+      { text: 'SPOILERS...RETRACTED', completed: false },
+      { text: 'FLAPS...AS REQUIRED', completed: false },
+      { text: 'FLIGHT CONTROLS...CHECKED', completed: false },
+      { text: 'TO CONFIG...SET', completed: false }
+    ]
+  },
+  {
+    name: 'After Start',
+    phase: 'ground',
+    items: [
+      { text: 'ENGINE PARAMETERS...NORMAL', completed: false },
+      { text: 'FLAPS...AS REQUIRED', completed: false },
+      { text: 'FLIGHT CONTROLS...CHECKED', completed: false },
+      { text: 'ANTI-ICE...AS REQUIRED', completed: false },
+      { text: 'ECAM...NORMAL', completed: false }
+    ]
+  },
+  {
+    name: 'Before Takeoff',
+    phase: 'tower',
+    items: [
+      { text: 'TO CONFIG...CHECKED', completed: false },
+      { text: 'CABIN CREW...SEATED', completed: false },
+      { text: 'TCAS...TA/RA', completed: false },
+      { text: 'AUTO BRAKE...MAX', completed: false },
+      { text: 'TRANSPONDER...ON', completed: false }
+    ]
+  }
+]
+
+// State
+const currentScreen = ref<'login' | 'flightselect' | 'monitor'>('login')
+const vatsimId = ref('')
+const flightPlans = ref<VatsimFlightPlan[]>([])
+const selectedFlightPlan = ref<VatsimFlightPlan | null>(null)
+const currentPhase = ref<FlightPhase>(FLIGHT_PHASES[0])
+const currentPhaseIndex = computed(() => FLIGHT_PHASES.findIndex(p => p.id === currentPhase.value.id))
+
+// Communication State
+const frequencies = ref({ active: '121.900', standby: '118.100' })
+const isRecording = ref(false)
+const isIntercomMode = ref(false)
+const lastTransmission = ref('')
+const communicationLog = ref<string[]>([])
+const micPermission = ref(false)
+
+// UI State
+const loading = ref(false)
+const error = ref('')
+const showSettings = ref(false)
+const showChecklistModal = ref(false)
+const currentChecklist = ref<Checklist | null>(null)
+const signalStrength = ref(5)
+const radioCheckLoading = ref(false)
+const randomTaxi = ref(false)
+
+// Audio
+const mediaRecorder = ref<MediaRecorder | null>(null)
+const audioChunks = ref<Blob[]>([])
+
+// TTS Integration
+const tts = useRadioTTS()
+
+// Validation rules
+const rules = {
+  required: (v: string) => !!v || 'This field is required'
+}
+
+// Computed
+const availableChecklists = computed(() =>
+    A320_CHECKLISTS.filter(cl => cl.phase === currentPhase.value.id)
+)
+
+// Methods
+const loadFlightPlans = async () => {
+  if (!vatsimId.value) return
+
+  loading.value = true
+  error.value = ''
+
+  try {
+    const response = await $fetch(`https://api.vatsim.net/v2/members/${vatsimId.value}/flightplans`)
+
+    if (Array.isArray(response) && response.length > 0) {
+      flightPlans.value = response
+      currentScreen.value = 'flightselect'
+    } else {
+      error.value = 'No flight plans found for this VATSIM ID'
+    }
+  } catch (err) {
+    console.error('Error loading flight plans:', err)
+    error.value = 'Failed to load flight plans. Please check your VATSIM ID and try again.'
+  } finally {
+    loading.value = false
+  }
+}
+
+const startMonitoring = (flightPlan: VatsimFlightPlan) => {
+  selectedFlightPlan.value = flightPlan
+  currentPhase.value = FLIGHT_PHASES[1] // Start with radio check
+  currentScreen.value = 'monitor'
+  addToCommunicationLog(`Session started for ${flightPlan.callsign}`)
+}
+
+// PTT Functions
+const startRecording = async (isIntercom = false) => {
+  if (!micPermission.value) return
+
+  try {
+    const stream = await navigator.mediaDevices.getUserMedia({
+      audio: {
+        sampleRate: 16000,
+        channelCount: 1,
+        echoCancellation: true,
+        noiseSuppression: true
+      }
+    })
+
+    mediaRecorder.value = new MediaRecorder(stream)
+    audioChunks.value = []
+
+    mediaRecorder.value.ondataavailable = (event) => {
+      if (event.data.size > 0) {
+        audioChunks.value.push(event.data)
+      }
+    }
+
+    mediaRecorder.value.onstop = () => {
+      const audioBlob = new Blob(audioChunks.value, { type: 'audio/wav' })
+      processTransmission(audioBlob, isIntercom)
+
+      stream.getTracks().forEach(track => track.stop())
+    }
+
+    mediaRecorder.value.start()
+    isRecording.value = true
+    isIntercomMode.value = isIntercom
+
+  } catch (err) {
+    console.error('Failed to start recording:', err)
+  }
+}
+
+const stopRecording = () => {
+  if (mediaRecorder.value && isRecording.value) {
+    mediaRecorder.value.stop()
+    isRecording.value = false
+  }
+}
+
+const processTransmission = async (audioBlob: Blob, isIntercom: boolean) => {
+  try {
+    if (!selectedFlightPlan.value) return
+
+    if (isIntercom) {
+      // Handle intercom for checklists
+      const transcription = "Intercom: Checklist item completed"
+      setLastTransmission(transcription)
+      addToCommunicationLog(`INTERCOM: ${transcription}`)
+    } else {
+      // Handle ATC communication using existing TTS system
+      const result = await tts.submitPTT(audioBlob, {
+        expectedText: `${selectedFlightPlan.value.callsign}, ${frequencies.value.active}, radio check`,
+        moduleId: 'pilot-monitoring',
+        lessonId: currentPhase.value.id,
+        format: 'webm'
+      })
+
+      if (result.success) {
+        setLastTransmission(result.transcription)
+        addToCommunicationLog(`TX: ${result.transcription}`)
+
+        // Generate ATC response
+        setTimeout(() => {
+          const response = generateATCResponse(result.transcription)
+          addToCommunicationLog(`RX: ${response}`)
+
+          // Play ATC response
+          if (response) {
+            tts.speakServer(response, {
+              level: 4,
+              voice: 'alloy',
+              moduleId: 'pilot-monitoring',
+              lessonId: currentPhase.value.id
+            })
+          }
+        }, 1500)
+      }
+    }
+  } catch (err) {
+    console.error('Error processing transmission:', err)
+  }
+}
+
+const generateATCResponse = (pilotTransmission: string): string => {
+  if (!selectedFlightPlan.value) return ''
+
+  const callsign = selectedFlightPlan.value.callsign
+
+  if (pilotTransmission.toLowerCase().includes('radio check')) {
+    return `${callsign}, ${currentPhase.value.name}, read you five by five`
+  }
+
+  if (pilotTransmission.toLowerCase().includes('request taxi')) {
+    return `${callsign}, taxi to runway two five via Alpha, Bravo, hold short of runway two five`
+  }
+
+  if (pilotTransmission.toLowerCase().includes('ready for departure')) {
+    return `${callsign}, runway two five, cleared for takeoff`
+  }
+
+  return `${callsign}, roger`
+}
+
+const performRadioCheck = async () => {
+  if (!selectedFlightPlan.value) return
+
+  radioCheckLoading.value = true
+  const message = `${currentPhase.value.name}, ${selectedFlightPlan.value.callsign}, radio check`
+
+  addToCommunicationLog(`TX: ${message}`)
+
+  // Use TTS system to speak the radio check
+  try {
+    await tts.speakServer(message, {
+      level: 4,
+      voice: 'alloy',
+      moduleId: 'pilot-monitoring',
+      lessonId: currentPhase.value.id
+    })
+  } catch (err) {
+    console.error('TTS failed:', err)
+  }
+
+  setTimeout(() => {
+    const response = `${selectedFlightPlan.value?.callsign}, ${currentPhase.value.name}, read you loud and clear`
+    addToCommunicationLog(`RX: ${response}`)
+    radioCheckLoading.value = false
+  }, 2000)
+}
+
+const swapFrequencies = () => {
+  const temp = frequencies.value.active
+  frequencies.value.active = frequencies.value.standby
+  frequencies.value.standby = temp
+  addToCommunicationLog(`Frequency changed to ${frequencies.value.active}`)
+}
+
+const nextPhase = () => {
+  if (currentPhaseIndex.value < FLIGHT_PHASES.length - 1) {
+    currentPhase.value = FLIGHT_PHASES[currentPhaseIndex.value + 1]
+    if (currentPhase.value.frequency) {
+      frequencies.value.active = currentPhase.value.frequency
+    }
+  }
+}
+
+const previousPhase = () => {
+  if (currentPhaseIndex.value > 0) {
+    currentPhase.value = FLIGHT_PHASES[currentPhaseIndex.value - 1]
+  }
+}
+
+const openChecklist = () => {
+  if (availableChecklists.value.length > 0) {
+    currentChecklist.value = { ...availableChecklists.value[0] }
+    showChecklistModal.value = true
+  }
+}
+
+const toggleChecklistItem = (itemIndex: number) => {
+  if (currentChecklist.value) {
+    currentChecklist.value.items[itemIndex].completed = !currentChecklist.value.items[itemIndex].completed
+  }
+}
+
+const declareEmergency = () => {
+  addToCommunicationLog('EMERGENCY: Mayday declared')
+  if (selectedFlightPlan.value) {
+    const emergency = `Mayday, mayday, mayday, ${selectedFlightPlan.value.callsign}`
+    setLastTransmission(emergency)
+  }
+}
+
+const addToCommunicationLog = (message: string) => {
+  const timestamp = new Date().toLocaleTimeString()
+  communicationLog.value.push(`${timestamp}: ${message}`)
+}
+
+const setLastTransmission = (message: string) => {
+  lastTransmission.value = message
+}
+
+// Initialize microphone permissions
+onMounted(async () => {
+  try {
+    await navigator.mediaDevices.getUserMedia({ audio: true })
+    micPermission.value = true
+  } catch (err) {
+    console.error('Microphone permission denied:', err)
+    micPermission.value = false
+  }
 })
 
-// Checklist vorlesen (Intercom)
-async function speakChecklist(callAndResponse: boolean) {
-  alert('Not implemented yet.')
-}
+// Watch for phase changes to update frequency
+watch(() => currentPhase.value.id, (newPhase) => {
+  const phase = FLIGHT_PHASES.find(p => p.id === newPhase)
+  if (phase?.frequency) {
+    frequencies.value.active = phase.frequency
+  }
+})
 </script>
 
 <style scoped>
-.pm-container {
-  max-width: 430px; /* iPhone-Breite */
-  margin-inline: auto;
+.login-screen {
+  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
+  min-height: 100vh;
 }
-.ptt {
-  touch-action: none;
-  user-select: none;
-  border: 2px solid rgba(0,0,0,.08);
-  transition: transform .06s ease, box-shadow .06s ease, filter .06s ease;
+
+.login-card {
+  border-radius: 16px;
 }
-.ptt.active {
-  transform: scale(0.98);
-  box-shadow: 0 8px 22px rgba(0,0,0,.25);
-  filter: brightness(1.02);
+
+.radio-icon {
+  display: flex;
+  justify-content: center;
+}
+
+.flight-plan-card {
+  cursor: pointer;
+  transition: all 0.2s;
+}
+
+.flight-plan-card:hover {
+  transform: translateY(-2px);
+}
+
+.flight-info-bar {
+  background: rgba(0, 0, 0, 0.04);
+  border-bottom: 1px solid rgba(0, 0, 0, 0.12);
+  padding: 8px 0;
+}
+
+.phase-nav {
+  background: linear-gradient(90deg, #f8f9fa 0%, #e9ecef 100%);
+}
+
+.progress-dot {
+  width: 8px;
+  height: 8px;
+  border-radius: 50%;
+  background: #ccc;
+  transition: all 0.2s;
+}
+
+.progress-dot.active {
+  background: #1976d2;
+  transform: scale(1.2);
+}
+
+.progress-dot.completed {
+  background: #4caf50;
+}
+
+.freq-display {
+  background: linear-gradient(135deg, #263238 0%, #37474f 100%);
+  color: white;
+}
+
+.freq-swap-btn {
+  animation: pulse 2s infinite;
+}
+
+@keyframes pulse {
+  0%, 100% { transform: scale(1); }
+  50% { transform: scale(1.05); }
+}
+
+.ptt-card .ptt-btn {
+  height: 80px;
+  font-size: 18px;
+  font-weight: bold;
+  transition: all 0.2s;
+}
+
+.ptt-btn.ptt-active {
+  background: #f44336 !important;
+  animation: pulse 1s infinite;
+}
+
+.intercom-btn {
+  height: 60px;
+  font-weight: bold;
+}
+
+.comm-log {
+  background: rgba(0, 0, 0, 0.02);
+}
+
+.log-container {
+  max-height: 150px;
+  overflow-y: auto;
+}
+
+.log-entry {
+  padding: 2px 0;
+  opacity: 0.8;
+}
+
+.signal-bars {
+  display: flex;
+  gap: 1px;
+  align-items: flex-end;
+  height: 16px;
+}
+
+.signal-bar {
+  width: 2px;
+  background: rgba(255, 255, 255, 0.3);
+  transition: all 0.2s;
+}
+
+.signal-bar:nth-child(1) { height: 20%; }
+.signal-bar:nth-child(2) { height: 40%; }
+.signal-bar:nth-child(3) { height: 60%; }
+.signal-bar:nth-child(4) { height: 80%; }
+.signal-bar:nth-child(5) { height: 100%; }
+
+.signal-bar.active {
+  background: #4caf50;
+}
+
+.connection-status {
+  position: fixed;
+  bottom: 16px;
+  left: 16px;
+  z-index: 999;
 }
 </style>