diff --git a/frontend/components/CalendarGrid.vue b/frontend/components/CalendarGrid.vue
index da090a7..cef459e 100644
--- a/frontend/components/CalendarGrid.vue
+++ b/frontend/components/CalendarGrid.vue
@@ -1,7 +1,7 @@
 <template>
     <div class="h-full min-h-0 overflow-auto rounded-lg border border-neutral-200 bg-white">
         <div class="min-w-[900px]">
-            <div class="grid" :style="gridStyle">
+            <div class="grid" :style="gridStyle" @mouseleave="clearHoveredCell">
                 <div
                     class="sticky left-0 top-0 z-30 border-b border-neutral-200 bg-tertiary-500 px-4 py-3 text-md font-semibold text-neutral-700"
                 >
@@ -10,16 +10,23 @@
                 <div
                     v-for="day in daysInMonth"
                     :key="day.date"
-                    class="sticky top-0 z-20 border-b border-neutral-200 bg-tertiary-500 px-2 py-3 text-center text-xs font-semibold text-neutral-700"
+                    class="sticky top-0 z-20 border-b border-neutral-200 px-2 py-3 text-center text-xs font-semibold transition-colors"
+                    :class="isHoveredColumn(day.date) ? 'bg-primary-500 text-white' : 'bg-tertiary-500 text-neutral-700'"
                 >
                     <div>{{ day.label }}</div>
-                    <div class="text-[10px] text-neutral-500">{{ day.weekday }}</div>
+                    <div
+                        class="text-[10px]"
+                        :class="isHoveredColumn(day.date) ? 'text-white/90' : 'text-neutral-500'"
+                    >
+                        {{ day.weekday }}
+                    </div>
                 </div>
 
                 <template v-for="employee in visibleEmployees" :key="employee.id">
                     <div
-                        class="sticky left-0 z-10 border-b border-neutral-100 px-4 py-3 text-md font-semibold text-black cursor-pointer"
-                        :style="{ backgroundColor: employee.site?.color ?? '#304998' }"
+                        class="sticky left-0 z-10 border-b border-neutral-100 px-4 py-3 text-md font-semibold text-black cursor-pointer transition-shadow"
+                        :class="isHoveredRow(employee.id) ? 'bg-primary-500 text-white ring-2 ring-inset ring-primary-500/40' : ''"
+                        :style="rowHeaderStyle(employee)"
                         draggable="true"
                         @dragstart="handleDragStart($event, employee)"
                         @dragover="handleDragOver"
@@ -30,12 +37,14 @@
                     <div
                         v-for="day in daysInMonth"
                         :key="employee.id + '-' + day.date"
-                        class="border-b border-neutral-300 px-2 py-2 text-center text-xs text-neutral-800 hover:bg-neutral-500"
+                        class="border-b border-neutral-300 px-2 py-2 text-center text-xs text-neutral-800 transition-colors"
+                        :class="cellContainerClass(employee.id, day.date)"
+                        @mouseenter="setHoveredCell(employee.id, day.date)"
                     >
                         <template v-if="getCellInfo(employee.id, day.date)">
                             <button
                                 type="button"
-                                class="relative flex h-8 w-full items-center justify-center overflow-hidden rounded-md border border-neutral-200 text-[11px] font-semibold text-neutral-800 hover:border-white"
+                                class="relative flex h-8 w-full items-center justify-center overflow-hidden rounded-md border border-neutral-200 text-[11px] font-semibold text-neutral-800"
                                 :class="isHolidayDate(day.date) ? 'cursor-not-allowed opacity-80' : ''"
                                 :style="getCellStyle(employee.id, day.date)"
                                 :disabled="isHolidayDate(day.date)"
@@ -63,7 +72,7 @@
                         <template v-else>
                             <button
                                 type="button"
-                                class="relative flex h-8 w-full items-center justify-center rounded-md border border-neutral-200 text-[11px] font-semibold text-neutral-800 bg-white hover:border-white"
+                                class="relative flex h-8 w-full items-center justify-center rounded-md border border-neutral-200 text-[11px] font-semibold text-neutral-800 bg-white"
                                 :class="isHolidayDate(day.date) ? 'cursor-not-allowed opacity-80' : ''"
                                 :style="getCellStyle(employee.id, day.date)"
                                 :disabled="isHolidayDate(day.date)"
@@ -89,7 +98,7 @@ type DayInfo = {
     weekday: string
 }
 
-defineProps<{
+const props = defineProps<{
     daysInMonth: DayInfo[]
     visibleEmployees: Employee[]
     gridStyle: Record<string, string>
@@ -124,4 +133,56 @@ const handleDrop = (event: DragEvent, employee: Employee) => {
     if (!dragId || dragId === employee.id) return
     emit('reorder', { dragId, dropId: employee.id })
 }
+
+// Etat de la cellule actuellement survolee.
+const hoveredEmployeeId = ref<number | null>(null)
+const hoveredDate = ref<string | null>(null)
+
+const setHoveredCell = (employeeId: number, date: string) => {
+    hoveredEmployeeId.value = employeeId
+    hoveredDate.value = date
+}
+
+const clearHoveredCell = () => {
+    hoveredEmployeeId.value = null
+    hoveredDate.value = null
+}
+
+const isHoveredRow = (employeeId: number) => hoveredEmployeeId.value === employeeId
+
+const isHoveredColumn = (date: string) => hoveredDate.value === date
+
+// On garde la couleur du site tant que la ligne n'est pas survolee.
+const rowHeaderStyle = (employee: Employee) => {
+    if (isHoveredRow(employee.id)) return undefined
+    return { backgroundColor: employee.site?.color ?? '#304998' }
+}
+
+// Index de ligne par employe pour savoir si une case est "au-dessus" de la case survolee.
+const employeeIndexById = computed(() => {
+    const indexMap = new Map<number, number>()
+    props.visibleEmployees.forEach((employee, index) => {
+        indexMap.set(employee.id, index)
+    })
+    return indexMap
+})
+
+const cellContainerClass = (employeeId: number, date: string) => {
+    if (!hoveredEmployeeId.value || !hoveredDate.value) return 'hover:bg-primary-500'
+
+    const hoveredRowIndex = employeeIndexById.value.get(hoveredEmployeeId.value)
+    const currentRowIndex = employeeIndexById.value.get(employeeId)
+
+    // Forme en L:
+    // - ligne: toutes les cases a gauche (et la case cible)
+    // - colonne: toutes les cases au-dessus (et la case cible)
+    const isOnLeftSegment = isHoveredRow(employeeId) && date <= hoveredDate.value
+    const isOnTopSegment = isHoveredColumn(date)
+        && typeof hoveredRowIndex === 'number'
+        && typeof currentRowIndex === 'number'
+        && currentRowIndex <= hoveredRowIndex
+
+    if (isOnLeftSegment || isOnTopSegment) return 'bg-primary-500'
+    return 'hover:bg-primary-500'
+}
 </script>
diff --git a/frontend/components/EmployeeNameFilterInput.vue b/frontend/components/EmployeeNameFilterInput.vue
new file mode 100644
index 0000000..8bc04fb
--- /dev/null
+++ b/frontend/components/EmployeeNameFilterInput.vue
@@ -0,0 +1,18 @@
+<template>
+  <input
+    v-model="model"
+    type="text"
+    :placeholder="placeholder"
+    class="h-10 w-full max-w-md rounded-md border border-neutral-300 bg-white px-3 text-md text-neutral-900"
+  />
+</template>
+
+<script setup lang="ts">
+const model = defineModel<string>({ required: true })
+
+withDefaults(defineProps<{
+  placeholder?: string
+}>(), {
+  placeholder: 'Chercher un employé (nom ou prénom)'
+})
+</script>
diff --git a/frontend/components/SiteFilterSelector.vue b/frontend/components/SiteFilterSelector.vue
new file mode 100644
index 0000000..405e40b
--- /dev/null
+++ b/frontend/components/SiteFilterSelector.vue
@@ -0,0 +1,25 @@
+<template>
+  <div class="inline-flex w-fit max-w-full flex-wrap items-center gap-6 py-2">
+    <div v-for="site in sites" :key="site.id" class="flex items-center gap-2">
+      <div :style="{ backgroundColor: site.color }" class="h-4 w-4 rounded" />
+      <label class="text-md" :for="`site-${site.id}`">{{ site.name }}</label>
+      <input
+        :id="`site-${site.id}`"
+        v-model="selectedSiteIds"
+        :value="site.id"
+        type="checkbox"
+        class="h-4 w-4"
+      />
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import type { Site } from '~/services/dto/site'
+
+const selectedSiteIds = defineModel<number[]>({ required: true })
+
+defineProps<{
+  sites: Site[]
+}>()
+</script>
diff --git a/frontend/components/hours/HoursDayView.vue b/frontend/components/hours/HoursDayView.vue
new file mode 100644
index 0000000..d802a83
--- /dev/null
+++ b/frontend/components/hours/HoursDayView.vue
@@ -0,0 +1,112 @@
+<template>
+  <div class="rounded-lg border border-neutral-200 bg-white overflow-hidden flex flex-1 min-h-0 flex-col">
+    <div class="overflow-y-auto min-h-0">
+      <div
+        class="grid w-full min-w-0 gap-1 border-b border-neutral-200 bg-tertiary-500 px-4 py-3 text-sm font-semibold text-neutral-700 sticky top-0 z-10"
+        :style="{ gridTemplateColumns: dayGridCols }"
+      >
+        <span>Nom</span>
+        <span class="pl-4">Début matin</span>
+        <span class="pr-2">Fin matin</span>
+        <span class="pl-2">Début après-midi</span>
+        <span class="pr-2">Fin après-midi</span>
+        <span class="pl-2">Début soir</span>
+        <span class="pr-2">Fin soir</span>
+        <span class="pl-2">Présent</span>
+        <span class="pl-2">Jour</span>
+        <span>Nuit</span>
+        <span>Total</span>
+        <span v-if="isAdmin">Valider</span>
+      </div>
+
+      <div
+        v-for="employee in employees"
+        :key="employee.id"
+        class="grid w-full min-w-0 items-center gap-1 border-b border-neutral-100 px-4 py-2 text-sm last:border-b-0"
+        :style="{ gridTemplateColumns: dayGridCols }"
+      >
+        <div class="text-neutral-900 min-w-0">
+          <p class="font-semibold truncate">
+            {{ employee.firstName }} {{ employee.lastName }}
+            <span class="font-normal text-neutral-600">({{ contractLabel(employee) }})</span>
+          </p>
+          <p class="text-neutral-500 truncate">{{ employee.site?.name ?? 'Sans site' }}</p>
+        </div>
+        <div class="pl-4">
+          <TimeSelect v-if="isTimeTracking(employee)" v-model="rows[employee.id].morningFrom" :disabled="isRowLocked(employee.id)"/>
+          <input
+            v-else-if="isPresenceTracking(employee)"
+            v-model="rows[employee.id].isPresentMorning"
+            type="checkbox"
+            class="cursor-pointer h-4 w-4"
+            :disabled="isRowLocked(employee.id)"
+          />
+        </div>
+        <div class="pr-2">
+          <TimeSelect v-if="isTimeTracking(employee)" v-model="rows[employee.id].morningTo" :disabled="isRowLocked(employee.id)"/>
+        </div>
+        <div class="pl-2">
+          <TimeSelect v-if="isTimeTracking(employee)" v-model="rows[employee.id].afternoonFrom" :disabled="isRowLocked(employee.id)"/>
+          <input
+            v-else-if="isPresenceTracking(employee)"
+            v-model="rows[employee.id].isPresentAfternoon"
+            type="checkbox"
+            class="cursor-pointer h-4 w-4"
+            :disabled="isRowLocked(employee.id)"
+          />
+        </div>
+        <div class="pr-2">
+          <TimeSelect v-if="isTimeTracking(employee)" v-model="rows[employee.id].afternoonTo" :disabled="isRowLocked(employee.id)"/>
+        </div>
+        <div class="pl-2">
+          <TimeSelect v-if="isTimeTracking(employee)" v-model="rows[employee.id].eveningFrom" :disabled="isRowLocked(employee.id)"/>
+        </div>
+        <div class="pr-2">
+          <TimeSelect v-if="isTimeTracking(employee)" v-model="rows[employee.id].eveningTo" :disabled="isRowLocked(employee.id)"/>
+        </div>
+        <div class="pl-2"></div>
+        <div class="pl-2 text-sm font-semibold text-neutral-700">
+          <div v-if="isTimeTracking(employee)">{{ formatMinutes(getRowMetrics(employee.id).dayMinutes) }}</div>
+        </div>
+        <div class="text-sm font-semibold text-neutral-700">
+          <div v-if="isTimeTracking(employee)">{{ formatMinutes(getRowMetrics(employee.id).nightMinutes) }}</div>
+        </div>
+        <div class="text-sm font-semibold text-neutral-700">
+          <div v-if="isTimeTracking(employee)">{{ formatMinutes(getRowMetrics(employee.id).totalMinutes) }}</div>
+        </div>
+        <div v-if="isAdmin">
+          <input
+            :checked="rows[employee.id]?.isValid ?? false"
+            type="checkbox"
+            class="h-4 w-4"
+            :class="rows[employee.id]?.workHourId ? 'cursor-pointer' : 'cursor-not-allowed opacity-60'"
+            :disabled="!rows[employee.id]?.workHourId || isValidationPending(employee.id)"
+            @change="onToggleValidation(employee.id, ($event.target as HTMLInputElement).checked)"
+          />
+        </div>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import type { Employee } from '~/services/dto/employee'
+import TimeSelect from '~/components/ui/TimeSelect.vue'
+import type { HourRow } from './types'
+
+const rows = defineModel<Record<number, HourRow>>('rows', { required: true })
+
+defineProps<{
+  employees: Employee[]
+  isAdmin: boolean
+  dayGridCols: string
+  contractLabel: (employee: Employee) => string
+  isTimeTracking: (employee: Employee) => boolean
+  isPresenceTracking: (employee: Employee) => boolean
+  isRowLocked: (employeeId: number) => boolean
+  isValidationPending: (employeeId: number) => boolean
+  onToggleValidation: (employeeId: number, checked: boolean) => void
+  getRowMetrics: (employeeId: number) => { dayMinutes: number; nightMinutes: number; totalMinutes: number }
+  formatMinutes: (minutes: number) => string
+}>()
+</script>
diff --git a/frontend/components/hours/HoursToolbar.vue b/frontend/components/hours/HoursToolbar.vue
new file mode 100644
index 0000000..5aba6eb
--- /dev/null
+++ b/frontend/components/hours/HoursToolbar.vue
@@ -0,0 +1,144 @@
+<template>
+  <div class="py-6 flex flex-col gap-3">
+    <SiteFilterSelector v-if="sites.length > 0" v-model="selectedSiteIds" :sites="sites" />
+
+    <div class="flex justify-between items-center gap-4">
+      <div class="flex gap-4 flex-wrap">
+      <div
+        v-if="viewMode === 'day'"
+        class="inline-flex h-10 w-[320px] overflow-hidden rounded-md border border-primary-500 bg-white"
+      >
+        <button
+          type="button"
+          class="flex-1 px-4 py-2 text-sm font-semibold active:scale-[0.98] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary-500/40"
+          :class="shortcutButtonClass('yesterday')"
+          @click="emit('set-yesterday')"
+        >
+          Hier
+        </button>
+        <button
+          type="button"
+          class="flex-1 border-x border-primary-500 px-4 py-2 text-sm font-semibold active:scale-[0.98] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary-500/40"
+          :class="shortcutButtonClass('today')"
+          @click="emit('set-today')"
+        >
+          Aujourd'hui
+        </button>
+        <button
+          type="button"
+          class="flex-1 px-4 py-2 text-sm font-semibold active:scale-[0.98] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary-500/40"
+          :class="shortcutButtonClass('tomorrow')"
+          @click="emit('set-tomorrow')"
+        >
+          Demain
+        </button>
+      </div>
+
+      <div class="relative inline-flex h-10 w-[320px] items-center overflow-hidden rounded-md border border-primary-500 bg-white">
+        <input
+          ref="nativeDateInput"
+          v-model="selectedDate"
+          type="date"
+          class="pointer-events-none absolute inset-0 h-full w-full opacity-0"
+          tabindex="-1"
+          aria-hidden="true"
+        />
+        <button
+          type="button"
+          class="h-10 px-3 text-lg font-semibold text-primary-500 hover:bg-tertiary-500 active:bg-tertiary-500 active:scale-[0.96] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary-500/40"
+          aria-label="Période précédente"
+          @click="emit('shift-date', -1)"
+        >
+          ‹
+        </button>
+        <button
+          type="button"
+          class="h-10 flex-1 border-x border-primary-500 px-4 text-sm font-semibold text-primary-500 text-center hover:bg-tertiary-500 active:bg-tertiary-500 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary-500/40"
+          @click="openDatePicker"
+        >
+          {{ formattedSelectedDate }}
+        </button>
+        <button
+          type="button"
+          class="h-10 px-3 text-lg font-semibold text-primary-500 hover:bg-tertiary-500 active:bg-tertiary-500 active:scale-[0.96] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary-500/40"
+          aria-label="Période suivante"
+          @click="emit('shift-date', 1)"
+        >
+          ›
+        </button>
+      </div>
+      </div>
+
+      <div v-if="isAdmin" class="inline-flex h-10 overflow-hidden rounded-md border border-primary-500 bg-white">
+        <button
+          type="button"
+          class="inline-flex items-center gap-2 px-4 py-2 text-sm font-semibold active:scale-[0.98] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary-500/40"
+          :class="viewModeButtonClass('day')"
+          @click="viewMode = 'day'"
+        >
+          <Icon name="mdi:calendar-clock" />
+          Jour
+        </button>
+        <button
+          type="button"
+          class="inline-flex items-center gap-2 border-l border-primary-500 px-4 py-2 text-sm font-semibold active:scale-[0.98] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-primary-500/40"
+          :class="viewModeButtonClass('week')"
+          @click="viewMode = 'week'"
+        >
+          <Icon name="mdi:calendar-week" />
+          Semaine
+        </button>
+      </div>
+    </div>
+
+    <div class="w-80 max-w-full">
+      <EmployeeNameFilterInput v-model="employeeFilter" />
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import type { Site } from '~/services/dto/site'
+import EmployeeNameFilterInput from '~/components/EmployeeNameFilterInput.vue'
+import SiteFilterSelector from '~/components/SiteFilterSelector.vue'
+
+const selectedDate = defineModel<string>('selectedDate', { required: true })
+const viewMode = defineModel<'day' | 'week'>('viewMode', { required: true })
+const selectedSiteIds = defineModel<number[]>('selectedSiteIds', { required: true })
+const employeeFilter = defineModel<string>('employeeFilter', { required: true })
+
+defineProps<{
+  isAdmin: boolean
+  sites: Site[]
+  formattedSelectedDate: string
+  shortcutButtonClass: (target: 'yesterday' | 'today' | 'tomorrow') => string
+}>()
+
+const emit = defineEmits<{
+  (e: 'set-yesterday'): void
+  (e: 'set-today'): void
+  (e: 'set-tomorrow'): void
+  (e: 'shift-date', value: number): void
+}>()
+
+const nativeDateInput = ref<HTMLInputElement | null>(null)
+
+const viewModeButtonClass = (mode: 'day' | 'week') => {
+  if (viewMode.value === mode) {
+    return 'bg-primary-500 text-white'
+  }
+
+  return 'bg-white text-primary-500 hover:bg-tertiary-500'
+}
+
+const openDatePicker = () => {
+  const input = nativeDateInput.value
+  if (!input) return
+  if (typeof input.showPicker === 'function') {
+    input.showPicker()
+    return
+  }
+  input.focus()
+  input.click()
+}
+</script>
diff --git a/frontend/components/hours/HoursWeekView.vue b/frontend/components/hours/HoursWeekView.vue
new file mode 100644
index 0000000..b99e937
--- /dev/null
+++ b/frontend/components/hours/HoursWeekView.vue
@@ -0,0 +1,70 @@
+<template>
+  <div class="rounded-lg border border-neutral-200 bg-white overflow-hidden flex flex-1 min-h-0 flex-col">
+    <div v-if="isWeekLoading" class="p-6 text-md text-neutral-600">Chargement de la semaine...</div>
+    <div v-else class="overflow-y-auto min-h-0">
+      <div
+        class="grid w-full min-w-0 gap-1 border-b border-neutral-200 bg-tertiary-500 px-4 py-3 text-sm font-semibold text-neutral-700 sticky top-0 z-10"
+        :style="{ gridTemplateColumns: weekGridCols }"
+      >
+        <span>Nom</span>
+        <span v-for="day in weekDayHeaders" :key="day.date" class="text-left">{{ day.label }}</span>
+        <span>Jour/Nuit sem.</span>
+        <span>Total sem.</span>
+        <span>+25%</span>
+        <span>+50%</span>
+      </div>
+
+      <div
+        v-for="row in weeklySummary?.rows ?? []"
+        :key="row.employeeId"
+        class="grid w-full min-w-0 items-center gap-1 border-b border-neutral-100 px-4 py-2 text-sm last:border-b-0"
+        :style="{ gridTemplateColumns: weekGridCols }"
+      >
+        <div class="text-neutral-900 min-w-0">
+          <p class="font-semibold truncate">
+            {{ row.firstName }} {{ row.lastName }}
+            <span class="font-normal text-neutral-600">({{ row.contractName ?? '-' }})</span>
+          </p>
+          <p class="text-[11px] text-neutral-500 truncate">{{ row.siteName ?? 'Sans site' }}</p>
+        </div>
+
+        <div v-for="daily in row.daily" :key="daily.date" class="text-left leading-4">
+          <template v-if="row.trackingMode === 'PRESENCE'">{{ daily.present ?? 0 }}</template>
+          <template v-else>
+            <div>J {{ formatMinutes(daily.dayMinutes) }}</div>
+            <div>N {{ formatMinutes(daily.nightMinutes) }}</div>
+          </template>
+        </div>
+
+        <div class="font-semibold leading-4">
+          <template v-if="row.trackingMode === 'PRESENCE'">-</template>
+          <template v-else>
+            <div>J {{ formatMinutes(row.weeklyDayMinutes) }}</div>
+            <div>N {{ formatMinutes(row.weeklyNightMinutes) }}</div>
+          </template>
+        </div>
+        <div class="font-semibold">
+          {{ row.trackingMode === 'PRESENCE' ? (row.weeklyPresenceCount ?? 0) : formatMinutes(row.weeklyTotalMinutes) }}
+        </div>
+        <div class="font-semibold">
+          {{ row.trackingMode === 'PRESENCE' ? '-' : formatMinutes(row.weeklyOvertime25Minutes ?? 0) }}
+        </div>
+        <div class="font-semibold">
+          {{ row.trackingMode === 'PRESENCE' ? '-' : formatMinutes(row.weeklyOvertime50Minutes ?? 0) }}
+        </div>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+import type { WeeklyWorkHourSummary } from '~/services/dto/work-hour'
+
+defineProps<{
+  isWeekLoading: boolean
+  weekGridCols: string
+  weeklySummary: WeeklyWorkHourSummary | null
+  weekDayHeaders: Array<{ date: string; label: string }>
+  formatMinutes: (minutes: number) => string
+}>()
+</script>
diff --git a/frontend/components/hours/types.ts b/frontend/components/hours/types.ts
new file mode 100644
index 0000000..99ee86c
--- /dev/null
+++ b/frontend/components/hours/types.ts
@@ -0,0 +1,12 @@
+export type HourRow = {
+  workHourId: number | null
+  morningFrom: string
+  morningTo: string
+  afternoonFrom: string
+  afternoonTo: string
+  eveningFrom: string
+  eveningTo: string
+  isPresentMorning: boolean
+  isPresentAfternoon: boolean
+  isValid: boolean
+}
diff --git a/frontend/components/ui/TimeSelect.vue b/frontend/components/ui/TimeSelect.vue
new file mode 100644
index 0000000..ed9d96a
--- /dev/null
+++ b/frontend/components/ui/TimeSelect.vue
@@ -0,0 +1,151 @@
+<template>
+  <div ref="root" class="relative w-full">
+    <button
+      ref="trigger"
+      type="button"
+      class="w-full flex justify-between rounded-md border border-neutral-300 bg-white px-3 py-2 text-left text-sm text-neutral-900 focus:outline-none focus:border-primary-500 disabled:cursor-not-allowed disabled:bg-neutral-100 disabled:text-neutral-500"
+      :disabled="props.disabled"
+      @click="toggleOpen"
+    >
+      {{ displayValue }}
+        <Icon name="mdi:chevron-down" class="self-center"/>
+    </button>
+  </div>
+  <Teleport to="body">
+    <div
+      v-if="isOpen"
+      ref="menu"
+      class="fixed z-[120] overflow-y-auto rounded-md border border-neutral-300 bg-white shadow-sm"
+      :style="menuStyle"
+    >
+      <button
+        type="button"
+        class="block w-full px-2 py-2 text-left text-sm hover:bg-tertiary-500"
+        @click="selectValue('')"
+      >
+        {{ placeholder }}
+      </button>
+      <button
+        v-for="slot in timeSlots"
+        :key="slot"
+        type="button"
+        class="block w-full px-2 py-2 text-left text-sm hover:bg-tertiary-500"
+        @click="selectValue(slot)"
+      >
+        {{ slot }}
+      </button>
+    </div>
+  </Teleport>
+</template>
+
+<script setup lang="ts">
+const props = withDefaults(defineProps<{
+  modelValue: string
+  placeholder?: string
+  disabled?: boolean
+}>(), {
+  placeholder: '--',
+  disabled: false
+})
+
+const emit = defineEmits<{
+  (e: 'update:modelValue', value: string): void
+}>()
+
+const root = ref<HTMLElement | null>(null)
+const trigger = ref<HTMLElement | null>(null)
+const menu = ref<HTMLElement | null>(null)
+const isOpen = ref(false)
+const menuStyle = ref<Record<string, string>>({
+  top: '0px',
+  left: '0px',
+  width: '0px',
+  maxHeight: '224px'
+})
+
+const timeSlots = computed(() => {
+  const slots: string[] = []
+  for (let hour = 0; hour < 24; hour++) {
+    for (let minute = 0; minute < 60; minute += 15) {
+      slots.push(`${String(hour).padStart(2, '0')}:${String(minute).padStart(2, '0')}`)
+    }
+  }
+  return slots
+})
+
+const displayValue = computed(() => props.modelValue || props.placeholder)
+
+const updateMenuPosition = () => {
+  const triggerEl = trigger.value
+  if (!triggerEl) return
+
+  const rect = triggerEl.getBoundingClientRect()
+  const menuHeight = 224
+  const belowTop = rect.bottom + 4
+  const aboveTop = Math.max(8, rect.top - menuHeight - 4)
+  const canOpenBelow = belowTop + menuHeight <= window.innerHeight - 8
+  const top = canOpenBelow ? belowTop : aboveTop
+
+  menuStyle.value = {
+    top: `${top}px`,
+    left: `${rect.left}px`,
+    width: `${rect.width}px`,
+    maxHeight: `${menuHeight}px`
+  }
+}
+
+const toggleOpen = () => {
+  if (props.disabled) return
+  const next = !isOpen.value
+  isOpen.value = next
+  if (next) {
+    nextTick(updateMenuPosition)
+  }
+}
+
+const selectValue = (value: string) => {
+  if (props.disabled) return
+  emit('update:modelValue', value)
+  isOpen.value = false
+}
+
+const onDocumentClick = (event: MouseEvent) => {
+  const target = event.target as Node | null
+  if (!target) return
+  if (root.value?.contains(target) || menu.value?.contains(target)) return
+
+  isOpen.value = false
+}
+
+const onWindowChange = () => {
+  if (!isOpen.value) return
+  updateMenuPosition()
+}
+
+watch(isOpen, (open) => {
+  if (open) {
+    window.addEventListener('resize', onWindowChange)
+    window.addEventListener('scroll', onWindowChange, true)
+    nextTick(updateMenuPosition)
+  } else {
+    window.removeEventListener('resize', onWindowChange)
+    window.removeEventListener('scroll', onWindowChange, true)
+  }
+})
+
+watch(() => props.disabled, (disabled) => {
+  if (disabled) {
+    isOpen.value = false
+  }
+})
+
+onMounted(() => {
+  document.addEventListener('click', onDocumentClick)
+})
+
+onBeforeUnmount(() => {
+  document.removeEventListener('click', onDocumentClick)
+  window.removeEventListener('resize', onWindowChange)
+  window.removeEventListener('scroll', onWindowChange, true)
+})
+</script>
diff --git a/frontend/composables/useHoursPage.ts b/frontend/composables/useHoursPage.ts
new file mode 100644
index 0000000..f9f62d9
--- /dev/null
+++ b/frontend/composables/useHoursPage.ts
@@ -0,0 +1,442 @@
+import { computed, onMounted, ref, watch } from 'vue'
+import type { Employee } from '~/services/dto/employee'
+import type { Site } from '~/services/dto/site'
+import type { WorkHour, WeeklyWorkHourSummary } from '~/services/dto/work-hour'
+import type { HourRow } from '~/components/hours/types'
+import { listScopedEmployees } from '~/services/employees'
+import {
+  bulkUpsertWorkHours,
+  getWeeklyWorkHourSummary,
+  listWorkHoursByDate,
+  updateWorkHourValidation
+} from '~/services/work-hours'
+import {
+  formatDateLongFr,
+  formatWeekDayHeaderFr,
+  formatWeekRangeFr,
+  getOffsetFromTodayYmd,
+  getTodayYmd,
+  parseYmd,
+  shiftYmd
+} from '~/utils/date'
+import { sortEmployeesBySiteAndOrder } from '~/utils/employee'
+
+export const useHoursPage = () => {
+  const auth = useAuthStore()
+  const isAdmin = computed(() => auth.user?.roles?.includes('ROLE_ADMIN') ?? false)
+  const viewMode = ref<'day' | 'week'>('day')
+
+  const selectedDate = ref(getTodayYmd())
+  const employees = ref<Employee[]>([])
+  const employeeFilter = ref('')
+  const selectedSiteIds = ref<number[]>([])
+  const sitesInitialized = ref(false)
+  const rows = ref<Record<number, HourRow>>({})
+  const weeklySummary = ref<WeeklyWorkHourSummary | null>(null)
+  const isLoading = ref(false)
+  const isWeekLoading = ref(false)
+  const isSubmitting = ref(false)
+  const validatingRowIds = ref<number[]>([])
+
+  const dayGridCols = computed(() => {
+    const metricCol = '0.5fr'
+    const cols = `1.2fr repeat(6, 1fr) ${metricCol} ${metricCol} ${metricCol} ${metricCol}`
+    return isAdmin.value ? `${cols} ${metricCol}` : cols
+  })
+
+  const weekGridCols = '1.6fr repeat(7, 1fr) 1fr 0.8fr 0.8fr 0.8fr'
+
+  const sites = computed<Site[]>(() => {
+    const siteMap = new Map<number, Site>()
+    for (const employee of employees.value) {
+      if (employee.site) {
+        siteMap.set(employee.site.id, employee.site)
+      }
+    }
+
+    return Array.from(siteMap.values()).sort((siteA, siteB) => {
+      const orderA = siteA.displayOrder ?? 0
+      const orderB = siteB.displayOrder ?? 0
+      if (orderA !== orderB) return orderA - orderB
+      return siteA.name.localeCompare(siteB.name, 'fr')
+    })
+  })
+
+  const visibleEmployees = computed(() => {
+    if (selectedSiteIds.value.length === 0) return []
+    const filter = employeeFilter.value.trim().toLowerCase()
+    return employees.value.filter((employee) => {
+      const siteId = employee.site?.id
+      if (!siteId || !selectedSiteIds.value.includes(siteId)) return false
+      if (!filter) return true
+      const firstName = employee.firstName?.toLowerCase() ?? ''
+      const lastName = employee.lastName?.toLowerCase() ?? ''
+      return firstName.includes(filter) || lastName.includes(filter)
+    })
+  })
+
+  const visibleEmployeeIdSet = computed(() => new Set(visibleEmployees.value.map((employee) => employee.id)))
+
+  const filteredWeeklySummary = computed<WeeklyWorkHourSummary | null>(() => {
+    if (!weeklySummary.value) return null
+    return {
+      ...weeklySummary.value,
+      rows: weeklySummary.value.rows.filter((row) => visibleEmployeeIdSet.value.has(row.employeeId))
+    }
+  })
+
+  const saveButtonClass = computed(() => {
+    if (isSubmitting.value || employees.value.length === 0) {
+      return 'opacity-50 cursor-not-allowed'
+    }
+
+    return ''
+  })
+
+  const isValidationPending = (employeeId: number) => validatingRowIds.value.includes(employeeId)
+
+  const shortcutButtonClass = (target: 'yesterday' | 'today' | 'tomorrow') => {
+    const targetDate = target === 'yesterday'
+      ? getOffsetFromTodayYmd(-1)
+      : target === 'tomorrow'
+        ? getOffsetFromTodayYmd(1)
+        : getTodayYmd()
+
+    if (selectedDate.value === targetDate) {
+      return 'bg-primary-500 text-white'
+    }
+
+    return 'bg-white text-primary-500 hover:bg-tertiary-500'
+  }
+
+  const formattedSelectedDate = computed(() => {
+    const parsed = parseYmd(selectedDate.value)
+    if (!parsed) return selectedDate.value
+
+    if (viewMode.value === 'week') {
+      return formatWeekRangeFr(parsed)
+    }
+
+    return formatDateLongFr(parsed)
+  })
+
+  const weekDayHeaders = computed(() => {
+    const days = weeklySummary.value?.days ?? []
+    return days.map((date) => ({ date, label: formatWeekDayHeaderFr(date) }))
+  })
+
+  const shiftDate = (steps: number) => {
+    const offset = viewMode.value === 'week' ? (steps * 7) : steps
+    const next = shiftYmd(selectedDate.value, offset)
+    if (!next) return
+    selectedDate.value = next
+  }
+
+  const setToday = () => {
+    selectedDate.value = getTodayYmd()
+  }
+
+  const setYesterday = () => {
+    setToday()
+    shiftDate(-1)
+  }
+
+  const setTomorrow = () => {
+    setToday()
+    shiftDate(1)
+  }
+
+  const emptyRow = (): HourRow => ({
+    workHourId: null,
+    morningFrom: '',
+    morningTo: '',
+    afternoonFrom: '',
+    afternoonTo: '',
+    eveningFrom: '',
+    eveningTo: '',
+    isPresentMorning: false,
+    isPresentAfternoon: false,
+    isValid: false
+  })
+
+  const isPresenceTracking = (employee: Employee) => employee.contract?.trackingMode === 'PRESENCE'
+  const isTimeTracking = (employee: Employee) => !isPresenceTracking(employee)
+  const isRowLocked = (employeeId: number) => rows.value[employeeId]?.isValid ?? false
+
+  const contractLabel = (employee: Employee) => {
+    const contract = employee.contract
+    if (!contract) return '-'
+    if (contract.weeklyHours !== null && contract.weeklyHours !== undefined && contract.trackingMode === 'TIME') {
+      return `${contract.weeklyHours}h`
+    }
+    return contract.name
+  }
+
+  const normalizeTime = (value: string): string | null => {
+    const trimmed = value.trim()
+    return trimmed === '' ? null : trimmed
+  }
+
+  const toMinutes = (time: string | null | undefined): number | null => {
+    if (!time) return null
+    const [hours, minutes] = time.split(':').map(Number)
+    if (!Number.isInteger(hours) || !Number.isInteger(minutes)) return null
+    return (hours * 60) + minutes
+  }
+
+  const resolveInterval = (from: string | null | undefined, to: string | null | undefined): [number, number] | null => {
+    const fromMinutes = toMinutes(from)
+    const toMinutesValue = toMinutes(to)
+    if (fromMinutes === null || toMinutesValue === null) return null
+
+    const end = toMinutesValue <= fromMinutes ? toMinutesValue + 1440 : toMinutesValue
+    return [fromMinutes, end]
+  }
+
+  const intervalMinutes = (from: string | null | undefined, to: string | null | undefined): number => {
+    const interval = resolveInterval(from, to)
+    if (!interval) return 0
+    const [start, end] = interval
+    return Math.max(0, end - start)
+  }
+
+  const overlap = (startA: number, endA: number, startB: number, endB: number): number => {
+    const start = Math.max(startA, startB)
+    const end = Math.min(endA, endB)
+    return Math.max(0, end - start)
+  }
+
+  const nightIntervalMinutes = (from: string | null | undefined, to: string | null | undefined): number => {
+    const interval = resolveInterval(from, to)
+    if (!interval) return 0
+    const [start, end] = interval
+
+    const nightWindows: Array<[number, number]> = [
+      [0, 360],
+      [1260, 1440]
+    ]
+
+    let total = 0
+    for (let dayOffset = 0; dayOffset <= 1; dayOffset++) {
+      const shift = dayOffset * 1440
+      for (const [nightStart, nightEnd] of nightWindows) {
+        total += overlap(start, end, nightStart + shift, nightEnd + shift)
+      }
+    }
+
+    return total
+  }
+
+  const getRowMetrics = (employeeId: number) => {
+    const row = rows.value[employeeId] ?? emptyRow()
+    const ranges = [
+      [row.morningFrom, row.morningTo],
+      [row.afternoonFrom, row.afternoonTo],
+      [row.eveningFrom, row.eveningTo]
+    ] as const
+
+    let totalMinutes = 0
+    let nightMinutes = 0
+
+    for (const [from, to] of ranges) {
+      totalMinutes += intervalMinutes(from, to)
+      nightMinutes += nightIntervalMinutes(from, to)
+    }
+
+    const dayMinutes = Math.max(0, totalMinutes - nightMinutes)
+    return { dayMinutes, nightMinutes, totalMinutes }
+  }
+
+  const formatMinutes = (minutes: number) => {
+    const safeMinutes = Math.max(0, minutes)
+    const hours = Math.floor(safeMinutes / 60)
+    const rest = safeMinutes % 60
+    return `${String(hours).padStart(2, '0')}:${String(rest).padStart(2, '0')}`
+  }
+
+  const hydrateRows = (workHours: WorkHour[]) => {
+    const byEmployeeId = new Map<number, WorkHour>()
+    for (const workHour of workHours) {
+      byEmployeeId.set(workHour.employee.id, workHour)
+    }
+
+    const nextRows: Record<number, HourRow> = {}
+    for (const employee of employees.value) {
+      const workHour = byEmployeeId.get(employee.id)
+      nextRows[employee.id] = {
+        workHourId: workHour?.id ?? null,
+        morningFrom: workHour?.morningFrom ?? '',
+        morningTo: workHour?.morningTo ?? '',
+        afternoonFrom: workHour?.afternoonFrom ?? '',
+        afternoonTo: workHour?.afternoonTo ?? '',
+        eveningFrom: workHour?.eveningFrom ?? '',
+        eveningTo: workHour?.eveningTo ?? '',
+        isPresentMorning: workHour?.isPresentMorning ?? false,
+        isPresentAfternoon: workHour?.isPresentAfternoon ?? false,
+        isValid: workHour?.isValid ?? false
+      }
+    }
+
+    rows.value = nextRows
+  }
+
+  const toggleValidation = async (employeeId: number, checked: boolean) => {
+    const row = rows.value[employeeId]
+    if (!row?.workHourId || isValidationPending(employeeId)) return
+
+    validatingRowIds.value = [...validatingRowIds.value, employeeId]
+    try {
+      await updateWorkHourValidation(row.workHourId, checked)
+      row.isValid = checked
+    } finally {
+      validatingRowIds.value = validatingRowIds.value.filter((id) => id !== employeeId)
+    }
+  }
+
+  const loadEmployees = async () => {
+    const scopedEmployees = await listScopedEmployees()
+    employees.value = sortEmployeesBySiteAndOrder(scopedEmployees)
+  }
+
+  const loadWorkHours = async () => {
+    const workHours = await listWorkHoursByDate(selectedDate.value)
+    hydrateRows(workHours)
+  }
+
+  const loadWeeklySummary = async () => {
+    isWeekLoading.value = true
+    try {
+      weeklySummary.value = await getWeeklyWorkHourSummary(selectedDate.value)
+    } finally {
+      isWeekLoading.value = false
+    }
+  }
+
+  const refreshByDate = async () => {
+    if (isAdmin.value) {
+      await Promise.all([loadWorkHours(), loadWeeklySummary()])
+      return
+    }
+
+    weeklySummary.value = null
+    await loadWorkHours()
+  }
+
+  const loadPage = async () => {
+    isLoading.value = true
+    try {
+      await loadEmployees()
+      await refreshByDate()
+    } finally {
+      isLoading.value = false
+    }
+  }
+
+  onMounted(loadPage)
+
+  watch(sites, (nextSites) => {
+    const currentSiteIds = nextSites.map((site) => site.id)
+
+    if (!sitesInitialized.value) {
+      if (currentSiteIds.length === 0) return
+      selectedSiteIds.value = currentSiteIds
+      sitesInitialized.value = true
+      return
+    }
+
+    selectedSiteIds.value = selectedSiteIds.value.filter((siteId) => currentSiteIds.includes(siteId))
+  }, { immediate: true })
+
+  watch(isAdmin, (admin) => {
+    if (!admin) {
+      viewMode.value = 'day'
+      weeklySummary.value = null
+    }
+  }, { immediate: true })
+
+  watch(selectedDate, async () => {
+    await refreshByDate()
+  })
+
+  const handleSave = async () => {
+    if (isSubmitting.value || employees.value.length === 0) return
+
+    isSubmitting.value = true
+    try {
+      const entries = employees.value.map((employee) => {
+        const employeeId = employee.id
+        const row = rows.value[employeeId] ?? emptyRow()
+        if (isPresenceTracking(employee)) {
+          return {
+            employeeId,
+            morningFrom: null,
+            morningTo: null,
+            afternoonFrom: null,
+            afternoonTo: null,
+            eveningFrom: null,
+            eveningTo: null,
+            isPresentMorning: row.isPresentMorning,
+            isPresentAfternoon: row.isPresentAfternoon
+          }
+        }
+
+        return {
+          employeeId,
+          morningFrom: normalizeTime(row.morningFrom),
+          morningTo: normalizeTime(row.morningTo),
+          afternoonFrom: normalizeTime(row.afternoonFrom),
+          afternoonTo: normalizeTime(row.afternoonTo),
+          eveningFrom: normalizeTime(row.eveningFrom),
+          eveningTo: normalizeTime(row.eveningTo),
+          isPresentMorning: false,
+          isPresentAfternoon: false
+        }
+      })
+
+      await bulkUpsertWorkHours({
+        workDate: selectedDate.value,
+        entries
+      })
+
+      await refreshByDate()
+    } finally {
+      isSubmitting.value = false
+    }
+  }
+
+  return {
+    isAdmin,
+    viewMode,
+    selectedDate,
+    employeeFilter,
+    sites,
+    selectedSiteIds,
+    employees,
+    visibleEmployees,
+    rows,
+    weeklySummary,
+    filteredWeeklySummary,
+    isLoading,
+    isWeekLoading,
+    isSubmitting,
+    dayGridCols,
+    weekGridCols,
+    saveButtonClass,
+    formattedSelectedDate,
+    weekDayHeaders,
+    shortcutButtonClass,
+    setToday,
+    setYesterday,
+    setTomorrow,
+    shiftDate,
+    contractLabel,
+    isTimeTracking,
+    isPresenceTracking,
+    isRowLocked,
+    isValidationPending,
+    toggleValidation,
+    getRowMetrics,
+    formatMinutes,
+    handleSave
+  }
+}
diff --git a/frontend/layouts/auth.vue b/frontend/layouts/auth.vue
index 97d9275..009acb7 100644
--- a/frontend/layouts/auth.vue
+++ b/frontend/layouts/auth.vue
@@ -1,5 +1,5 @@
 <template>
-  <div class="min-h-screen bg-tertiary-500 from-tertiary-50 via-white to-neutral-100 text-neutral-900">
+  <div class="min-h-screen bg-tertiary-500 from-tertiary-500 via-white to-neutral-100 text-neutral-900">
     <main class="mx-auto flex min-h-screen w-full max-w-[720px] items-center px-6 py-12">
       <slot />
     </main>
diff --git a/frontend/layouts/default.vue b/frontend/layouts/default.vue
index 4597bb3..0f33597 100644
--- a/frontend/layouts/default.vue
+++ b/frontend/layouts/default.vue
@@ -6,46 +6,53 @@
                     <img src="/malio.png" alt="Logo" class="w-auto"/>
                 </div>
                 <nav class="flex-1 px-4 pb-6">
+                    <NuxtLink
+                        to="/hours"
+                        class="flex items-center gap-3 px-4 pb-3 pt-6 text-md font-semibold text-neutral-700 hover:bg-tertiary-500 hover:text-primary-500 border-t border-secondary-500"
+                        active-class="bg-tertiary-500 text-primary-500"
+                    >
+                        Heures
+                    </NuxtLink>
                     <template v-if="isAdmin">
                         <NuxtLink
                             to="/"
-                            class="flex items-center gap-3 px-4 pb-3 pt-6 text-md font-semibold text-neutral-700 hover:bg-primary-50 hover:text-primary-600 border-t border-secondary-500"
-                            active-class="bg-primary-50 text-primary-600"
+                            class="flex items-center gap-3 px-4 py-3 text-md font-semibold text-neutral-700 hover:bg-tertiary-500 hover:text-primary-500"
+                            active-class="bg-tertiary-500 text-primary-500"
                         >
                             Tableau de bord
                         </NuxtLink>
                         <NuxtLink
                             to="/calendar"
-                            class="flex items-center gap-3 px-4 py-3 text-md font-semibold text-neutral-700 hover:bg-primary-50 hover:text-primary-600"
-                            active-class="bg-primary-50 text-primary-600"
+                            class="flex items-center gap-3 px-4 py-3 text-md font-semibold text-neutral-700 hover:bg-tertiary-500 hover:text-primary-500"
+                            active-class="bg-tertiary-500 text-primary-500"
                         >
                             Calendrier
                         </NuxtLink>
                         <NuxtLink
                             to="/employees"
-                            class="flex items-center gap-3 px-4 py-3 text-md font-semibold text-neutral-700 hover:bg-primary-50 hover:text-primary-600"
-                            active-class="bg-primary-50 text-primary-600"
+                            class="flex items-center gap-3 px-4 py-3 text-md font-semibold text-neutral-700 hover:bg-tertiary-500 hover:text-primary-500"
+                            active-class="bg-tertiary-500 text-primary-500"
                         >
                             Employés
                         </NuxtLink>
                         <NuxtLink
                             to="/sites"
-                            class="flex items-center gap-3 px-4 py-3 text-md font-semibold text-neutral-700 hover:bg-primary-50 hover:text-primary-600"
-                            active-class="bg-primary-50 text-primary-600"
+                            class="flex items-center gap-3 px-4 py-3 text-md font-semibold text-neutral-700 hover:bg-tertiary-500 hover:text-primary-500"
+                            active-class="bg-tertiary-500 text-primary-500"
                         >
                             Sites
                         </NuxtLink>
                         <NuxtLink
                             to="/absence-types"
-                            class="flex items-center gap-3 px-4 py-3 text-md font-semibold text-neutral-700 hover:bg-primary-50 hover:text-primary-600"
-                            active-class="bg-primary-50 text-primary-600"
+                            class="flex items-center gap-3 px-4 py-3 text-md font-semibold text-neutral-700 hover:bg-tertiary-500 hover:text-primary-500"
+                            active-class="bg-tertiary-500 text-primary-500"
                         >
                             Types d'absence
                         </NuxtLink>
                         <NuxtLink
                             to="/users"
-                            class="flex items-center gap-3 px-4 py-3 text-md font-semibold text-neutral-700 hover:bg-primary-50 hover:text-primary-600"
-                            active-class="bg-primary-50 text-primary-600"
+                            class="flex items-center gap-3 px-4 py-3 text-md font-semibold text-neutral-700 hover:bg-tertiary-500 hover:text-primary-500"
+                            active-class="bg-tertiary-500 text-primary-500"
                         >
                             Utilisateurs
                         </NuxtLink>
diff --git a/frontend/nuxt.config.ts b/frontend/nuxt.config.ts
index b3b01c9..7be2a65 100644
--- a/frontend/nuxt.config.ts
+++ b/frontend/nuxt.config.ts
@@ -6,10 +6,11 @@ export default defineNuxtConfig({
         baseURL: process.env.NUXT_PUBLIC_APP_BASE || '/'
     },
     modules: [
-        '@nuxtjs/tailwindcss',
-        '@pinia/nuxt',
-        'nuxt-toast',
-        '@nuxtjs/i18n'
+      '@nuxtjs/tailwindcss',
+      '@pinia/nuxt',
+      'nuxt-toast',
+      '@nuxtjs/i18n',
+      '@nuxt/icon'
     ],
     runtimeConfig: {
         public: {
@@ -36,4 +37,4 @@ export default defineNuxtConfig({
     typescript: {
         strict: true
     }
-})
+})
\ No newline at end of file
diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index f0c72cf..3f1e2cc 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -7,6 +7,7 @@
             "name": "frontend",
             "hasInstallScript": true,
             "dependencies": {
+                "@nuxt/icon": "^2.2.1",
                 "@nuxtjs/i18n": "^10.2.1",
                 "@pinia/nuxt": "^0.11.3",
                 "nuxt": "^4.3.0",
@@ -32,6 +33,19 @@
                 "url": "https://github.com/sponsors/sindresorhus"
             }
         },
+        "node_modules/@antfu/install-pkg": {
+            "version": "1.1.0",
+            "resolved": "https://registry.npmjs.org/@antfu/install-pkg/-/install-pkg-1.1.0.tgz",
+            "integrity": "sha512-MGQsmw10ZyI+EJo45CdSER4zEb+p31LpDAFp2Z3gkSd1yqVZGi0Ebx++YTEMonJy4oChEMLsxZ64j8FH6sSqtQ==",
+            "license": "MIT",
+            "dependencies": {
+                "package-manager-detector": "^1.3.0",
+                "tinyexec": "^1.0.1"
+            },
+            "funding": {
+                "url": "https://github.com/sponsors/antfu"
+            }
+        },
         "node_modules/@babel/code-frame": {
             "version": "7.29.0",
             "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.29.0.tgz",
@@ -1220,6 +1234,47 @@
                 "url": "https://github.com/sponsors/nzakas"
             }
         },
+        "node_modules/@iconify/collections": {
+            "version": "1.0.651",
+            "resolved": "https://registry.npmjs.org/@iconify/collections/-/collections-1.0.651.tgz",
+            "integrity": "sha512-ALGlYxNVOIylxNHjFaylqPTzgNaMHeoFA8ao/piPHjYGD526xEp847F7KePy9jvOLChy2bzQVwAV9Em3HiicjQ==",
+            "license": "MIT",
+            "dependencies": {
+                "@iconify/types": "*"
+            }
+        },
+        "node_modules/@iconify/types": {
+            "version": "2.0.0",
+            "resolved": "https://registry.npmjs.org/@iconify/types/-/types-2.0.0.tgz",
+            "integrity": "sha512-+wluvCrRhXrhyOmRDJ3q8mux9JkKy5SJ/v8ol2tu4FVjyYvtEzkc/3pK15ET6RKg4b4w4BmTk1+gsCUhf21Ykg==",
+            "license": "MIT"
+        },
+        "node_modules/@iconify/utils": {
+            "version": "3.1.0",
+            "resolved": "https://registry.npmjs.org/@iconify/utils/-/utils-3.1.0.tgz",
+            "integrity": "sha512-Zlzem1ZXhI1iHeeERabLNzBHdOa4VhQbqAcOQaMKuTuyZCpwKbC2R4Dd0Zo3g9EAc+Y4fiarO8HIHRAth7+skw==",
+            "license": "MIT",
+            "dependencies": {
+                "@antfu/install-pkg": "^1.1.0",
+                "@iconify/types": "^2.0.0",
+                "mlly": "^1.8.0"
+            }
+        },
+        "node_modules/@iconify/vue": {
+            "version": "5.0.0",
+            "resolved": "https://registry.npmjs.org/@iconify/vue/-/vue-5.0.0.tgz",
+            "integrity": "sha512-C+KuEWIF5nSBrobFJhT//JS87OZ++QDORB6f2q2Wm6fl2mueSTpFBeBsveK0KW9hWiZ4mNiPjsh6Zs4jjdROSg==",
+            "license": "MIT",
+            "dependencies": {
+                "@iconify/types": "^2.0.0"
+            },
+            "funding": {
+                "url": "https://github.com/sponsors/cyberalien"
+            },
+            "peerDependencies": {
+                "vue": ">=3"
+            }
+        },
         "node_modules/@intlify/bundle-utils": {
             "version": "11.0.3",
             "resolved": "https://registry.npmjs.org/@intlify/bundle-utils/-/bundle-utils-11.0.3.tgz",
@@ -2372,6 +2427,28 @@
                 "devtools-wizard": "cli.mjs"
             }
         },
+        "node_modules/@nuxt/icon": {
+            "version": "2.2.1",
+            "resolved": "https://registry.npmjs.org/@nuxt/icon/-/icon-2.2.1.tgz",
+            "integrity": "sha512-GI840yYGuvHI0BGDQ63d6rAxGzG96jQcWrnaWIQKlyQo/7sx9PjXkSHckXUXyX1MCr9zY6U25Td6OatfY6Hklw==",
+            "license": "MIT",
+            "dependencies": {
+                "@iconify/collections": "^1.0.641",
+                "@iconify/types": "^2.0.0",
+                "@iconify/utils": "^3.1.0",
+                "@iconify/vue": "^5.0.0",
+                "@nuxt/devtools-kit": "^3.1.1",
+                "@nuxt/kit": "^4.2.2",
+                "consola": "^3.4.2",
+                "local-pkg": "^1.1.2",
+                "mlly": "^1.8.0",
+                "ohash": "^2.0.11",
+                "pathe": "^2.0.3",
+                "picomatch": "^4.0.3",
+                "std-env": "^3.10.0",
+                "tinyglobby": "^0.2.15"
+            }
+        },
         "node_modules/@nuxt/kit": {
             "version": "4.3.0",
             "resolved": "https://registry.npmjs.org/@nuxt/kit/-/kit-4.3.0.tgz",
diff --git a/frontend/package.json b/frontend/package.json
index b7b4cff..3be0764 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -11,6 +11,7 @@
         "build:dist": "nuxt generate && rm -rf dist && cp -R .output/public dist"
     },
     "dependencies": {
+        "@nuxt/icon": "^2.2.1",
         "@nuxtjs/i18n": "^10.2.1",
         "@pinia/nuxt": "^0.11.3",
         "nuxt": "^4.3.0",
diff --git a/frontend/pages/absence-types.vue b/frontend/pages/absence-types.vue
index ae2ab80..30d72c7 100644
--- a/frontend/pages/absence-types.vue
+++ b/frontend/pages/absence-types.vue
@@ -171,7 +171,7 @@ const showLabelError = computed(() => validationTouched.label && !isLabelValid.v
 const showColorError = computed(() => validationTouched.color && !isColorValid.value)
 
 const baseInputClass =
-  'mt-2 w-full rounded-md border px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-primary-200'
+  'mt-2 w-full rounded-md border px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-secondary-500/20'
 const codeFieldClass = computed(() => {
   if (showCodeError.value) {
     return `${baseInputClass} border-red-500`
diff --git a/frontend/pages/calendar.vue b/frontend/pages/calendar.vue
index e91b7b3..b8d6558 100644
--- a/frontend/pages/calendar.vue
+++ b/frontend/pages/calendar.vue
@@ -3,38 +3,10 @@
         <div class="flex flex-wrap items-center justify-between gap-4">
             <h1 class="text-4xl font-bold text-primary-500">Calendrier des absences</h1>
         </div>
-        <div class="py-6">
+        <div class="flex flex-col gap-3 py-6">
             <div class="flex items-center justify-between gap-4">
                 <div class="flex items-center gap-4">
-                    <div class="flex flex-wrap items-center gap-4 rounded-md border border-neutral-300 px-3 py-2">
-                        <div v-for="site in sites" :key="site.id" class="flex items-center gap-2">
-                            <div :style="{ backgroundColor: site.color }" class="h-4 w-4 rounded"></div>
-                            <label class="text-md" :for="`site-${site.id}`">{{ site.name }}</label>
-                            <input
-                                :id="`site-${site.id}`"
-                                v-model="selectedSiteIds"
-                                :value="site.id"
-                                type="checkbox"
-                                class="h-4 w-4"
-                            />
-                        </div>
-                    </div>
-                    <select
-                        v-model="selectedMonth"
-                        class="h-10 rounded-md border border-neutral-300 bg-white px-3 text-md text-neutral-900"
-                    >
-                        <option v-for="month in months" :key="month.value" :value="month.value">
-                            {{ month.label }}
-                        </option>
-                    </select>
-                    <select
-                        v-model="selectedYear"
-                        class="h-10 rounded-md border border-neutral-300 bg-white px-3 text-md text-neutral-900"
-                    >
-                        <option v-for="year in years" :key="year" :value="year">
-                            {{ year }}
-                        </option>
-                    </select>
+                    <SiteFilterSelector v-model="selectedSiteIds" :sites="sites"/>
                 </div>
                 <div class="flex gap-4">
                     <button
@@ -53,24 +25,34 @@
                     </button>
                 </div>
             </div>
-            <div class="flex justify-between mt-3">
-                <div class="flex items-center gap-4 w-80">
-                    <input
-                        v-model="employeeFilter"
-                        type="text"
-                        placeholder="Chercher un employé (nom ou prénom)"
-                        class="h-10 w-full max-w-md rounded-md border border-neutral-300 bg-white px-3 text-md text-neutral-900"
-                    />
-                </div>
-                <div class="flex flex-wrap items-center gap-4 rounded-md border border-neutral-300 px-3 py-2">
-                    <p class="font-bold">Légende :</p>
-                    <div v-for="type in absenceTypes" :key="type.id" class="flex items-center gap-2">
-                        <div :style="{ backgroundColor: type.color }" class="h-4 w-4 rounded"></div>
-                        <p>{{ type.label }}</p>
-                    </div>
+            <div class="flex justify-between">
+                <div class="flex items-center gap-4">
+                    <EmployeeNameFilterInput v-model="employeeFilter"/>
+                    <select
+                        v-model="selectedMonth"
+                        class="h-10 rounded-md border border-neutral-300 bg-white px-3 text-md text-neutral-900"
+                    >
+                        <option v-for="month in months" :key="month.value" :value="month.value">
+                            {{ month.label }}
+                        </option>
+                    </select>
+                    <select
+                        v-model="selectedYear"
+                        class="h-10 rounded-md border border-neutral-300 bg-white px-3 text-md text-neutral-900"
+                    >
+                        <option v-for="year in years" :key="year" :value="year">
+                            {{ year }}
+                        </option>
+                    </select>
+                </div>
+            </div>
+            <div class="flex flex-wrap items-center gap-6 py-2">
+                <p class="font-bold">Légende :</p>
+                <div v-for="type in absenceTypes" :key="type.id" class="flex items-center gap-2">
+                    <div :style="{ backgroundColor: type.color }" class="h-4 w-4 rounded"></div>
+                    <p>{{ type.label }}</p>
                 </div>
             </div>
-
         </div>
 
         <div class="flex-1 min-h-0">
@@ -119,10 +101,13 @@ import {listEmployees, updateEmployeeOrder} from '~/services/employees'
 import {listAbsenceTypes} from '~/services/absence-types'
 import {createAbsence, deleteAbsence, listAbsences, updateAbsence} from '~/services/absences'
 import {listPublicHolidays} from '~/services/public-holidays'
-import {getDaysInMonth, normalizeDate, toYmd} from '~/utils/date'
+import {getDaysInMonth, normalizeDate, parseYmd, toYmd} from '~/utils/date'
+import {compareEmployeesInSite, sortEmployeesBySiteAndOrder} from '~/utils/employee'
 import CalendarGrid from '~/components/CalendarGrid.vue'
 import AbsenceFormDrawer from '~/components/AbsenceFormDrawer.vue'
 import AbsencePrintDrawer from '~/components/AbsencePrintDrawer.vue'
+import EmployeeNameFilterInput from '~/components/EmployeeNameFilterInput.vue'
+import SiteFilterSelector from '~/components/SiteFilterSelector.vue'
 
 // Données principales affichées dans la grille.
 const employees = ref<Employee[]>([])
@@ -149,27 +134,11 @@ watch(sites, (next) => {
     if (sitesInitialized.value || next.length === 0) return
     selectedSiteIds.value = next.map((site) => site.id)
     sitesInitialized.value = true
-}, { immediate: true })
+}, {immediate: true})
 
 // Tri stable: site -> nom -> prénom.
 const sortedEmployees = computed(() => {
-  return [...employees.value].sort((employeeA, employeeB) => {
-    const siteOrderA = employeeA.site?.displayOrder ?? 0
-    const siteOrderB = employeeB.site?.displayOrder ?? 0
-    if (siteOrderA !== siteOrderB) return siteOrderA - siteOrderB
-    const siteNameA = employeeA.site?.name ?? ''
-    const siteNameB = employeeB.site?.name ?? ''
-    if (siteNameA !== siteNameB) return siteNameA.localeCompare(siteNameB, 'fr')
-    const orderA = employeeA.displayOrder ?? 0
-    const orderB = employeeB.displayOrder ?? 0
-    if (orderA !== orderB) return orderA - orderB
-    const lastNameA = employeeA.lastName ?? ''
-    const lastNameB = employeeB.lastName ?? ''
-    if (lastNameA !== lastNameB) return lastNameA.localeCompare(lastNameB, 'fr')
-    const firstNameA = employeeA.firstName ?? ''
-    const firstNameB = employeeB.firstName ?? ''
-    return firstNameA.localeCompare(firstNameB, 'fr')
-  })
+    return sortEmployeesBySiteAndOrder(employees.value)
 })
 
 // Employés visibles selon le filtre de sites.
@@ -281,13 +250,6 @@ const closePrint = () => {
     isPrintOpen.value = false
 }
 
-// Parse "YYYY-MM-DD" en Date (ou null).
-const parseYmd = (value: string) => {
-    const [year, month, day] = value.split('-').map(Number)
-    if (!year || !month || !day) return null
-    return new Date(year, month - 1, day)
-}
-
 // Détermine si la journée est une demi-journée (AM/PM) ou complète.
 const getHalfForDate = (
     startDate: string,
@@ -681,7 +643,7 @@ const formatEmployeeName = (employee: Employee) => {
 }
 
 // Impression PDF de l'intervalle sélectionné.
-const { printPdf } = usePdfPrinter()
+const {printPdf} = usePdfPrinter()
 const handlePrint = async () => {
     const params = new URLSearchParams()
     params.set('from', printForm.from)
@@ -703,17 +665,7 @@ const handleReorder = async (payload: { dragId: number; dropId: number }) => {
 
     const siteEmployees = [...employees.value]
         .filter((employee) => employee.site?.id === dragSiteId)
-        .sort((employeeA, employeeB) => {
-            const orderA = employeeA.displayOrder ?? 0
-            const orderB = employeeB.displayOrder ?? 0
-            if (orderA !== orderB) return orderA - orderB
-            const lastNameA = employeeA.lastName ?? ''
-            const lastNameB = employeeB.lastName ?? ''
-            if (lastNameA !== lastNameB) return lastNameA.localeCompare(lastNameB, 'fr')
-            const firstNameA = employeeA.firstName ?? ''
-            const firstNameB = employeeB.firstName ?? ''
-            return firstNameA.localeCompare(firstNameB, 'fr')
-        })
+        .sort(compareEmployeesInSite)
 
     const fromIndex = siteEmployees.findIndex((employee) => employee.id === dragEmployee.id)
     const toIndex = siteEmployees.findIndex((employee) => employee.id === dropEmployee.id)
@@ -726,7 +678,7 @@ const handleReorder = async (payload: { dragId: number; dropId: number }) => {
     siteEmployees.forEach((employee, index) => {
         const nextOrder = index + 1
         if ((employee.displayOrder ?? 0) !== nextOrder) {
-            updates.push({ id: employee.id, displayOrder: nextOrder })
+            updates.push({id: employee.id, displayOrder: nextOrder})
         }
         employee.displayOrder = nextOrder
     })
diff --git a/frontend/pages/employees.vue b/frontend/pages/employees.vue
index 6c13d4d..1d98324 100644
--- a/frontend/pages/employees.vue
+++ b/frontend/pages/employees.vue
@@ -19,10 +19,11 @@
     </div>
 
     <div v-else class="max-h-[80vh] overflow-auto rounded-lg border border-neutral-200 bg-white">
-      <div class="grid grid-cols-[120px_1fr_1fr_200px] gap-4 border-b border-neutral-200 bg-tertiary-500 px-6 py-3 text-md font-semibold text-neutral-700">
+      <div class="grid grid-cols-[120px_1fr_1fr_220px_200px] gap-4 border-b border-neutral-200 bg-tertiary-500 px-6 py-3 text-md font-semibold text-neutral-700">
         <span class="text-left">Prénom</span>
         <span class="text-left">Nom</span>
         <span class="text-left">Site</span>
+        <span class="text-left">Contrat</span>
         <span class="text-right">Actions</span>
       </div>
       <div v-if="isLoading" class="px-6 py-4 text-md text-neutral-500">
@@ -32,11 +33,12 @@
         <div
           v-for="employee in employees"
           :key="employee.id"
-          class="grid grid-cols-[120px_1fr_1fr_200px] items-center gap-4 border-b border-neutral-100 px-6 py-3 text-md text-neutral-800 last:border-b-0"
+          class="grid grid-cols-[120px_1fr_1fr_220px_200px] items-center gap-4 border-b border-neutral-100 px-6 py-3 text-md text-neutral-800 last:border-b-0"
         >
           <span>{{ employee.firstName }}</span>
           <span>{{ employee.lastName }}</span>
           <span>{{ employee.site?.name ?? '-' }}</span>
+          <span>{{ employee.contract?.name ?? '-' }}</span>
           <div class="flex items-center justify-end gap-2">
             <button
               type="button"
@@ -105,6 +107,24 @@
             Le site est obligatoire.
           </p>
         </div>
+        <div>
+          <label class="text-md font-semibold text-neutral-700" for="contract">
+            Contrat <span class="text-red-600">*</span>
+          </label>
+          <select
+            id="contract"
+            v-model="form.contractId"
+            :class="contractFieldClass"
+          >
+            <option value="">Sélectionner un contrat</option>
+            <option v-for="contract in contracts" :key="contract.id" :value="contract.id">
+              {{ contract.name }}
+            </option>
+          </select>
+          <p v-if="showContractError" class="mt-1 text-sm text-red-600">
+            Le contrat est obligatoire.
+          </p>
+        </div>
         <div class="flex justify-end gap-3 pt-2">
           <button
             type="button"
@@ -127,8 +147,10 @@
 </template>
 
 <script setup lang="ts">
+import type { Contract } from '~/services/dto/contract'
 import type { Employee } from '~/services/dto/employee'
 import type { Site } from '~/services/dto/site'
+import { listContracts } from '~/services/contracts'
 import { createEmployee, deleteEmployee, listEmployees, updateEmployee } from '~/services/employees'
 import { listSites } from '~/services/sites'
 
@@ -142,24 +164,28 @@ const drawerTitle = computed(() =>
 
 const employees = ref<Employee[]>([])
 const sites = ref<Site[]>([])
+const contracts = ref<Contract[]>([])
 
 const form = reactive({
   firstName: '',
   lastName: '',
-  siteId: '' as number | ''
+  siteId: '' as number | '',
+  contractId: '' as number | ''
 })
 
 const validationTouched = reactive({
   firstName: false,
   lastName: false,
-  siteId: false
+  siteId: false,
+  contractId: false
 })
 
 const isFirstNameValid = computed(() => form.firstName.trim() !== '')
 const isLastNameValid = computed(() => form.lastName.trim() !== '')
 const isSiteValid = computed(() => form.siteId !== '')
+const isContractValid = computed(() => form.contractId !== '')
 const isFormValid = computed(
-  () => isFirstNameValid.value && isLastNameValid.value && isSiteValid.value
+  () => isFirstNameValid.value && isLastNameValid.value && isSiteValid.value && isContractValid.value
 )
 
 const showFirstNameError = computed(
@@ -171,9 +197,12 @@ const showLastNameError = computed(
 const showSiteError = computed(
   () => validationTouched.siteId && !isSiteValid.value
 )
+const showContractError = computed(
+  () => validationTouched.contractId && !isContractValid.value
+)
 
 const baseInputClass =
-  'mt-2 w-full rounded-md border px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-primary-200'
+  'mt-2 w-full rounded-md border px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-secondary-500/20'
 const firstNameFieldClass = computed(() => {
   if (showFirstNameError.value) {
     return `${baseInputClass} border-red-500`
@@ -194,6 +223,14 @@ const siteFieldClass = computed(() => {
   }
   return `${baseSelectClass} border-neutral-300`
 })
+const contractFieldClass = computed(() => {
+  const baseClass =
+    'mt-2 w-full rounded-md border bg-white px-3 py-2 text-md text-neutral-900'
+  if (showContractError.value) {
+    return `${baseClass} border-red-500`
+  }
+  return `${baseClass} border-neutral-300`
+})
 
 const submitButtonClass = computed(() => {
   if (isSubmitting.value || !isFormValid.value) {
@@ -215,8 +252,12 @@ const loadSites = async () => {
   sites.value = await listSites()
 }
 
+const loadContracts = async () => {
+  contracts.value = await listContracts()
+}
+
 onMounted(async () => {
-  await Promise.all([loadEmployees(), loadSites()])
+  await Promise.all([loadEmployees(), loadSites(), loadContracts()])
 })
 
 const handleSubmit = async () => {
@@ -224,6 +265,7 @@ const handleSubmit = async () => {
   validationTouched.firstName = true
   validationTouched.lastName = true
   validationTouched.siteId = true
+  validationTouched.contractId = true
   if (!isFormValid.value) return
 
   isSubmitting.value = true
@@ -232,19 +274,22 @@ const handleSubmit = async () => {
       await updateEmployee(editingEmployee.value.id, {
         firstName: form.firstName,
         lastName: form.lastName,
-        siteId: form.siteId === '' ? null : Number(form.siteId)
+        siteId: form.siteId === '' ? null : Number(form.siteId),
+        contractId: Number(form.contractId)
       })
     } else {
       await createEmployee({
         firstName: form.firstName,
         lastName: form.lastName,
-        siteId: form.siteId === '' ? null : Number(form.siteId)
+        siteId: form.siteId === '' ? null : Number(form.siteId),
+        contractId: Number(form.contractId)
       })
     }
 
     form.firstName = ''
     form.lastName = ''
     form.siteId = ''
+    form.contractId = ''
     editingEmployee.value = null
     isDrawerOpen.value = false
     await loadEmployees()
@@ -258,6 +303,7 @@ watch(isDrawerOpen, (isOpen) => {
     validationTouched.firstName = false
     validationTouched.lastName = false
     validationTouched.siteId = false
+    validationTouched.contractId = false
   }
 })
 
@@ -266,6 +312,7 @@ const openEdit = (employee: Employee) => {
   form.firstName = employee.firstName
   form.lastName = employee.lastName
   form.siteId = employee.site?.id ?? ''
+  form.contractId = employee.contract?.id ?? ''
   isDrawerOpen.value = true
 }
 
diff --git a/frontend/pages/hours.vue b/frontend/pages/hours.vue
new file mode 100644
index 0000000..82584f1
--- /dev/null
+++ b/frontend/pages/hours.vue
@@ -0,0 +1,106 @@
+<template>
+    <div class="h-full overflow-hidden flex flex-col">
+        <div class="flex flex-wrap items-center justify-between gap-4">
+            <h1 class="text-4xl font-bold text-primary-500">Heures</h1>
+        </div>
+
+        <HoursToolbar
+            v-model:selected-date="selectedDate"
+            v-model:view-mode="viewMode"
+            v-model:selected-site-ids="selectedSiteIds"
+            v-model:employee-filter="employeeFilter"
+            :is-admin="isAdmin"
+            :sites="sites"
+            :formatted-selected-date="formattedSelectedDate"
+            :shortcut-button-class="shortcutButtonClass"
+            @set-yesterday="setYesterday"
+            @set-today="setToday"
+            @set-tomorrow="setTomorrow"
+            @shift-date="shiftDate"
+        />
+
+        <div v-if="isLoading" class="rounded-lg border border-neutral-200 bg-white p-6 text-md text-neutral-600">
+            Chargement...
+        </div>
+
+        <div v-else-if="employees.length === 0" class="rounded-lg border border-neutral-200 bg-white p-6 text-md text-neutral-600">
+            Aucun employé accessible.
+        </div>
+
+        <div v-else class="flex flex-1 min-h-0 flex-col gap-4">
+            <HoursDayView
+                v-if="viewMode === 'day'"
+                v-model:rows="rows"
+                :employees="visibleEmployees"
+                :is-admin="isAdmin"
+                :day-grid-cols="dayGridCols"
+                :contract-label="contractLabel"
+                :is-time-tracking="isTimeTracking"
+                :is-presence-tracking="isPresenceTracking"
+                :is-row-locked="isRowLocked"
+                :is-validation-pending="isValidationPending"
+                :on-toggle-validation="toggleValidation"
+                :get-row-metrics="getRowMetrics"
+                :format-minutes="formatMinutes"
+            />
+
+            <HoursWeekView
+                v-else-if="isAdmin && viewMode === 'week'"
+                :is-week-loading="isWeekLoading"
+                :week-grid-cols="weekGridCols"
+                :weekly-summary="filteredWeeklySummary"
+                :week-day-headers="weekDayHeaders"
+                :format-minutes="formatMinutes"
+            />
+
+            <div v-if="viewMode === 'day'" class="shrink-0 px-4 pt-4 flex justify-center">
+                <button
+                    type="button"
+                    class="rounded-lg bg-primary-500 px-6 py-2 text-md font-semibold text-white hover:bg-secondary-500"
+                    :class="saveButtonClass"
+                    :disabled="isSubmitting || visibleEmployees.length === 0"
+                    @click="handleSave"
+                >
+                    Enregistrer
+                </button>
+            </div>
+        </div>
+    </div>
+</template>
+
+<script setup lang="ts">
+const {
+  isAdmin,
+  viewMode,
+  selectedDate,
+  employeeFilter,
+  sites,
+  selectedSiteIds,
+  employees,
+  visibleEmployees,
+  rows,
+  filteredWeeklySummary,
+  isLoading,
+  isWeekLoading,
+  isSubmitting,
+  dayGridCols,
+  weekGridCols,
+  saveButtonClass,
+  formattedSelectedDate,
+  weekDayHeaders,
+  shortcutButtonClass,
+  setToday,
+  setYesterday,
+  setTomorrow,
+  shiftDate,
+  contractLabel,
+  isTimeTracking,
+  isPresenceTracking,
+  isRowLocked,
+  isValidationPending,
+  toggleValidation,
+  getRowMetrics,
+  formatMinutes,
+  handleSave
+} = useHoursPage()
+</script>
diff --git a/frontend/pages/login.vue b/frontend/pages/login.vue
index f2e0c37..0091d85 100644
--- a/frontend/pages/login.vue
+++ b/frontend/pages/login.vue
@@ -18,7 +18,7 @@
                     v-model="username"
                     type="text"
                     autocomplete="username"
-                    class="mt-2 w-full rounded-md border border-neutral-300 bg-white px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-primary-200"
+                    class="mt-2 w-full rounded-md border border-neutral-300 bg-white px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-secondary-500/20"
                 />
             </div>
 
@@ -31,13 +31,13 @@
                     v-model="password"
                     type="password"
                     autocomplete="current-password"
-                    class="mt-2 w-full rounded-md border border-neutral-300 bg-white px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-primary-200"
+                    class="mt-2 w-full rounded-md border border-neutral-300 bg-white px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-secondary-500/20"
                 />
             </div>
 
             <button
                 type="submit"
-                class="w-full rounded-md bg-primary-500 px-4 py-2 text-base font-semibold text-white transition hover:bg-primary-600 disabled:cursor-not-allowed disabled:opacity-60"
+                class="w-full rounded-md bg-primary-500 px-4 py-2 text-base font-semibold text-white transition hover:bg-secondary-500 disabled:cursor-not-allowed disabled:opacity-60"
                 :disabled="isSubmitting"
             >
                 Se connecter
diff --git a/frontend/pages/sites.vue b/frontend/pages/sites.vue
index 7614029..05f3a69 100644
--- a/frontend/pages/sites.vue
+++ b/frontend/pages/sites.vue
@@ -150,7 +150,7 @@ const isFormValid = computed(() => isNameValid.value)
 const showNameError = computed(() => validationTouched.name && !isNameValid.value)
 
 const baseInputClass =
-  'mt-2 w-full rounded-md border px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-primary-200'
+  'mt-2 w-full rounded-md border px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-secondary-500/20'
 const nameFieldClass = computed(() => {
   if (showNameError.value) {
     return `${baseInputClass} border-red-500`
diff --git a/frontend/pages/users.vue b/frontend/pages/users.vue
index 06aa4a6..2b7a321 100644
--- a/frontend/pages/users.vue
+++ b/frontend/pages/users.vue
@@ -103,7 +103,7 @@
             <button
               type="button"
               class="rounded-full border px-3 py-1 text-sm font-semibold"
-              :class="form.accessMode === 'admin' ? 'border-primary-500 bg-primary-50 text-primary-700' : 'border-neutral-200 text-neutral-700'"
+              :class="form.accessMode === 'admin' ? 'border-primary-500 bg-tertiary-500 text-primary-500' : 'border-neutral-200 text-neutral-700'"
               @click="selectAccessMode('admin')"
             >
               Admin
@@ -111,7 +111,7 @@
             <button
               type="button"
               class="rounded-full border px-3 py-1 text-sm font-semibold"
-              :class="form.accessMode === 'self' ? 'border-primary-500 bg-primary-50 text-primary-700' : 'border-neutral-200 text-neutral-700'"
+              :class="form.accessMode === 'self' ? 'border-primary-500 bg-tertiary-500 text-primary-500' : 'border-neutral-200 text-neutral-700'"
               @click="selectAccessMode('self')"
             >
               Accès personnel
@@ -119,7 +119,7 @@
             <button
               type="button"
               class="rounded-full border px-3 py-1 text-sm font-semibold"
-              :class="form.accessMode === 'sites' ? 'border-primary-500 bg-primary-50 text-primary-700' : 'border-neutral-200 text-neutral-700'"
+              :class="form.accessMode === 'sites' ? 'border-primary-500 bg-tertiary-500 text-primary-500' : 'border-neutral-200 text-neutral-700'"
               @click="selectAccessMode('sites')"
             >
               Sites
@@ -288,7 +288,7 @@ const getSiteLabels = (user: User) => {
 }
 
 const baseInputClass =
-  'mt-2 w-full rounded-md border px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-primary-200'
+  'mt-2 w-full rounded-md border px-3 py-2 text-base text-neutral-900 focus:border-primary-500 focus:outline-none focus:ring-2 focus:ring-secondary-500/20'
 const usernameFieldClass = computed(() => {
   if (showUsernameError.value) {
     return `${baseInputClass} border-red-500`
diff --git a/frontend/services/contracts.ts b/frontend/services/contracts.ts
new file mode 100644
index 0000000..1e8a897
--- /dev/null
+++ b/frontend/services/contracts.ts
@@ -0,0 +1,13 @@
+import type { Contract } from './dto/contract'
+import { extractItems } from '~/utils/api'
+
+export const listContracts = async () => {
+  const api = useApi()
+  const data = await api.get<Contract[] | { 'hydra:member'?: Contract[] }>(
+    '/contracts',
+    {},
+    { toast: false }
+  )
+
+  return extractItems<Contract>(data)
+}
diff --git a/frontend/services/dto/contract.ts b/frontend/services/dto/contract.ts
new file mode 100644
index 0000000..b69ada3
--- /dev/null
+++ b/frontend/services/dto/contract.ts
@@ -0,0 +1,7 @@
+export type Contract = {
+  id: number
+  name: string
+  trackingMode: 'TIME' | 'PRESENCE'
+  weeklyHours?: number | null
+  isActive?: boolean
+}
diff --git a/frontend/services/dto/employee.ts b/frontend/services/dto/employee.ts
index c638e50..07258ed 100644
--- a/frontend/services/dto/employee.ts
+++ b/frontend/services/dto/employee.ts
@@ -1,9 +1,11 @@
 import type { Site } from './site'
+import type { Contract } from './contract'
 
 export type Employee = {
   id: number
   firstName: string
   lastName: string
   site: Site
+  contract?: Contract | null
   displayOrder?: number
 }
diff --git a/frontend/services/dto/work-hour.ts b/frontend/services/dto/work-hour.ts
new file mode 100644
index 0000000..e4e2d98
--- /dev/null
+++ b/frontend/services/dto/work-hour.ts
@@ -0,0 +1,59 @@
+import type { Employee } from './employee'
+
+export type WorkHour = {
+  id: number
+  employee: Employee
+  workDate: string
+  morningFrom?: string | null
+  morningTo?: string | null
+  afternoonFrom?: string | null
+  afternoonTo?: string | null
+  eveningFrom?: string | null
+  eveningTo?: string | null
+  isPresentMorning?: boolean
+  isPresentAfternoon?: boolean
+  isValid?: boolean
+}
+
+export type WorkHourEntryPayload = {
+  employeeId: number
+  morningFrom?: string | null
+  morningTo?: string | null
+  afternoonFrom?: string | null
+  afternoonTo?: string | null
+  eveningFrom?: string | null
+  eveningTo?: string | null
+  isPresentMorning?: boolean
+  isPresentAfternoon?: boolean
+}
+
+export type WeeklyWorkHourDailySummary = {
+  date: string
+  dayMinutes: number
+  nightMinutes: number
+  totalMinutes: number
+  present?: number | null
+}
+
+export type WeeklyWorkHourRowSummary = {
+  employeeId: number
+  firstName: string
+  lastName: string
+  siteName?: string | null
+  contractName?: string | null
+  trackingMode?: 'TIME' | 'PRESENCE' | null
+  daily: WeeklyWorkHourDailySummary[]
+  weeklyDayMinutes: number
+  weeklyNightMinutes: number
+  weeklyTotalMinutes: number
+  weeklyPresenceCount?: number
+  weeklyOvertime25Minutes?: number
+  weeklyOvertime50Minutes?: number
+}
+
+export type WeeklyWorkHourSummary = {
+  weekStart: string
+  weekEnd: string
+  days: string[]
+  rows: WeeklyWorkHourRowSummary[]
+}
diff --git a/frontend/services/employees.ts b/frontend/services/employees.ts
index b3e88d9..af14e27 100644
--- a/frontend/services/employees.ts
+++ b/frontend/services/employees.ts
@@ -11,16 +11,28 @@ export const listEmployees = async () => {
   return extractItems<Employee>(data)
 }
 
+export const listScopedEmployees = async () => {
+  const api = useApi()
+  const data = await api.get<Employee[] | { 'hydra:member'?: Employee[] }>(
+    '/employees/scoped',
+    {},
+    { toast: false }
+  )
+  return extractItems<Employee>(data)
+}
+
 export const createEmployee = async (payload: {
   firstName: string
   lastName: string
   siteId?: number | null
+  contractId: number
 }) => {
   const api = useApi()
   return api.post<Employee>('/employees', {
     firstName: payload.firstName,
     lastName: payload.lastName,
-    site: payload.siteId ? `/api/sites/${payload.siteId}` : null
+    site: payload.siteId ? `/api/sites/${payload.siteId}` : null,
+    contract: `/api/contracts/${payload.contractId}`
   }, {
     toastSuccessKey: 'success.employee.create',
     toastErrorKey: 'errors.employee.create'
@@ -33,6 +45,7 @@ export const updateEmployee = async (
     firstName: string
     lastName: string
     siteId?: number | null
+    contractId: number
     displayOrder?: number
   }
 ) => {
@@ -41,6 +54,7 @@ export const updateEmployee = async (
     firstName: payload.firstName,
     lastName: payload.lastName,
     site: payload.siteId ? `/api/sites/${payload.siteId}` : null,
+    contract: `/api/contracts/${payload.contractId}`,
     displayOrder: payload.displayOrder
   }, {
     toastSuccessKey: 'success.employee.update',
diff --git a/frontend/services/work-hours.ts b/frontend/services/work-hours.ts
new file mode 100644
index 0000000..fbb3f24
--- /dev/null
+++ b/frontend/services/work-hours.ts
@@ -0,0 +1,61 @@
+import type {
+  WorkHour,
+  WorkHourEntryPayload,
+  WeeklyWorkHourSummary
+} from './dto/work-hour'
+import { extractItems } from '~/utils/api'
+
+export const listWorkHoursByDate = async (workDate: string) => {
+  const api = useApi()
+  const data = await api.get<WorkHour[] | { 'hydra:member'?: WorkHour[] }>(
+    '/work_hours',
+    {
+      'workDate[after]': workDate,
+      'workDate[before]': workDate
+    },
+    { toast: false }
+  )
+
+  return extractItems<WorkHour>(data)
+}
+
+export const bulkUpsertWorkHours = async (payload: {
+  workDate: string
+  entries: WorkHourEntryPayload[]
+}) => {
+  const api = useApi()
+  return api.post<{
+    processed: number
+    created: number
+    updated: number
+    deleted: number
+  }>(
+    '/work-hours/bulk-upsert',
+    payload,
+    {
+      toastSuccessMessage: 'Horaires enregistrés.',
+      toastErrorMessage: "Impossible d'enregistrer les horaires."
+    }
+  )
+}
+
+export const updateWorkHourValidation = async (id: number, isValid: boolean) => {
+  const api = useApi()
+  return api.patch<WorkHour>(
+    `/work_hours/${id}`,
+    { isValid },
+    {
+      toastSuccessMessage: isValid ? 'Ligne validée.' : 'Validation retirée.',
+      toastErrorMessage: 'Impossible de mettre à jour la validation.'
+    }
+  )
+}
+
+export const getWeeklyWorkHourSummary = async (weekStart: string) => {
+  const api = useApi()
+  return api.get<WeeklyWorkHourSummary>(
+    '/work-hours/weekly-summary',
+    { weekStart },
+    { toast: false }
+  )
+}
diff --git a/frontend/utils/date.ts b/frontend/utils/date.ts
index aa876c1..cae4c52 100644
--- a/frontend/utils/date.ts
+++ b/frontend/utils/date.ts
@@ -6,6 +6,74 @@ export const toYmd = (year: number, month: number, day: number) => {
 
 export const normalizeDate = (value: string) => value.slice(0, 10)
 
+export const parseYmd = (value: string) => {
+  const [year, month, day] = value.split('-').map(Number)
+  if (!year || !month || !day) return null
+  return new Date(year, month - 1, day)
+}
+
+export const formatDateLongFr = (date: Date) => {
+  const label = new Intl.DateTimeFormat('fr-FR', {
+    weekday: 'long',
+    day: 'numeric',
+    month: 'long',
+    year: 'numeric'
+  }).format(date)
+
+  return label.charAt(0).toUpperCase() + label.slice(1)
+}
+
+export const formatWeekDayHeaderFr = (dateYmd: string) => {
+  const parsed = parseYmd(dateYmd)
+  if (!parsed) return dateYmd
+  return new Intl.DateTimeFormat('fr-FR', {
+    weekday: 'short',
+    day: '2-digit',
+    month: '2-digit'
+  }).format(parsed)
+}
+
+export const getWeekStartDate = (date: Date) => {
+  const copy = new Date(date)
+  const day = copy.getDay()
+  const diff = day === 0 ? -6 : 1 - day
+  copy.setDate(copy.getDate() + diff)
+  copy.setHours(0, 0, 0, 0)
+  return copy
+}
+
+export const getTodayYmd = () => {
+  const date = new Date()
+  return toYmd(date.getFullYear(), date.getMonth(), date.getDate())
+}
+
+export const getOffsetFromTodayYmd = (offset: number) => {
+  const date = new Date()
+  date.setDate(date.getDate() + offset)
+  return toYmd(date.getFullYear(), date.getMonth(), date.getDate())
+}
+
+export const shiftYmd = (value: string, days: number) => {
+  const parsed = parseYmd(value)
+  if (!parsed) return null
+  parsed.setDate(parsed.getDate() + days)
+  return toYmd(parsed.getFullYear(), parsed.getMonth(), parsed.getDate())
+}
+
+export const formatWeekRangeFr = (date: Date) => {
+  const start = getWeekStartDate(date)
+  const end = new Date(start)
+  end.setDate(start.getDate() + 6)
+
+  const formatter = new Intl.DateTimeFormat('fr-FR', {
+    day: '2-digit',
+    month: '2-digit',
+    year: 'numeric'
+  })
+
+  return `Semaine du ${formatter.format(start)} au ${formatter.format(end)}`
+}
+
 export const getDaysInMonth = (year: number, month: number) => {
   const total = new Date(year, month + 1, 0).getDate()
   const weekdays = ['Dim', 'Lun', 'Mar', 'Mer', 'Jeu', 'Ven', 'Sam']
diff --git a/frontend/utils/employee.ts b/frontend/utils/employee.ts
new file mode 100644
index 0000000..803745c
--- /dev/null
+++ b/frontend/utils/employee.ts
@@ -0,0 +1,31 @@
+import type { Employee } from '~/services/dto/employee'
+
+export const compareEmployeesInSite = (employeeA: Employee, employeeB: Employee) => {
+  const orderA = employeeA.displayOrder ?? 0
+  const orderB = employeeB.displayOrder ?? 0
+  if (orderA !== orderB) return orderA - orderB
+
+  const lastNameA = employeeA.lastName ?? ''
+  const lastNameB = employeeB.lastName ?? ''
+  if (lastNameA !== lastNameB) return lastNameA.localeCompare(lastNameB, 'fr')
+
+  const firstNameA = employeeA.firstName ?? ''
+  const firstNameB = employeeB.firstName ?? ''
+  return firstNameA.localeCompare(firstNameB, 'fr')
+}
+
+export const compareEmployeesBySiteAndOrder = (employeeA: Employee, employeeB: Employee) => {
+  const siteOrderA = employeeA.site?.displayOrder ?? 0
+  const siteOrderB = employeeB.site?.displayOrder ?? 0
+  if (siteOrderA !== siteOrderB) return siteOrderA - siteOrderB
+
+  const siteNameA = employeeA.site?.name ?? ''
+  const siteNameB = employeeB.site?.name ?? ''
+  if (siteNameA !== siteNameB) return siteNameA.localeCompare(siteNameB, 'fr')
+
+  return compareEmployeesInSite(employeeA, employeeB)
+}
+
+export const sortEmployeesBySiteAndOrder = (employees: Employee[]) => {
+  return [...employees].sort(compareEmployeesBySiteAndOrder)
+}
diff --git a/migrations/Version20260217161000.php b/migrations/Version20260217161000.php
new file mode 100644
index 0000000..a4d6c04
--- /dev/null
+++ b/migrations/Version20260217161000.php
@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+final class Version20260217161000 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Add contract_hours and is_forfait to employees';
+    }
+
+    public function up(Schema $schema): void
+    {
+        // Nettoie l'ancien modele "contracts" s'il a deja ete applique.
+        $this->addSql('ALTER TABLE employees DROP CONSTRAINT IF EXISTS FK_EMPLOYEES_CONTRACT');
+        $this->addSql('DROP INDEX IF EXISTS IDX_EMPLOYEES_CONTRACT');
+        $this->addSql('ALTER TABLE employees DROP COLUMN IF EXISTS contract_id');
+        $this->addSql('DROP TABLE IF EXISTS contracts');
+
+        $this->addSql('ALTER TABLE employees ADD COLUMN IF NOT EXISTS contract_hours INT DEFAULT NULL');
+        $this->addSql('ALTER TABLE employees ADD COLUMN IF NOT EXISTS is_forfait BOOLEAN DEFAULT FALSE NOT NULL');
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE employees DROP COLUMN IF EXISTS contract_hours');
+        $this->addSql('ALTER TABLE employees DROP COLUMN IF EXISTS is_forfait');
+    }
+}
diff --git a/migrations/Version20260217162000.php b/migrations/Version20260217162000.php
new file mode 100644
index 0000000..3ab6d76
--- /dev/null
+++ b/migrations/Version20260217162000.php
@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+final class Version20260217162000 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Add is_present and is_valid columns to work_hours';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE work_hours ADD COLUMN IF NOT EXISTS is_present BOOLEAN DEFAULT NULL');
+        $this->addSql('ALTER TABLE work_hours ADD COLUMN IF NOT EXISTS is_valid BOOLEAN DEFAULT FALSE NOT NULL');
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE work_hours DROP COLUMN IF EXISTS is_present');
+        $this->addSql('ALTER TABLE work_hours DROP COLUMN IF EXISTS is_valid');
+    }
+}
diff --git a/migrations/Version20260218120000.php b/migrations/Version20260218120000.php
new file mode 100644
index 0000000..58ed8dc
--- /dev/null
+++ b/migrations/Version20260218120000.php
@@ -0,0 +1,54 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+final class Version20260218120000 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Replace employee contract_hours/is_forfait with contracts table and employee.contract_id';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addSql('CREATE TABLE contracts (id SERIAL NOT NULL, name VARCHAR(120) NOT NULL, tracking_mode VARCHAR(20) NOT NULL, weekly_hours INT DEFAULT NULL, is_active BOOLEAN DEFAULT TRUE NOT NULL, PRIMARY KEY(id))');
+        $this->addSql('CREATE INDEX IDX_CONTRACTS_TRACKING_MODE ON contracts (tracking_mode)');
+
+        $this->addSql("INSERT INTO contracts (name, tracking_mode, weekly_hours, is_active) VALUES ('Forfait', 'PRESENCE', NULL, TRUE)");
+        $this->addSql("INSERT INTO contracts (name, tracking_mode, weekly_hours, is_active) SELECT DISTINCT CONCAT(contract_hours::text, 'h'), 'TIME', contract_hours, TRUE FROM employees WHERE contract_hours IS NOT NULL");
+        $this->addSql("INSERT INTO contracts (name, tracking_mode, weekly_hours, is_active) SELECT '35h', 'TIME', 35, TRUE WHERE NOT EXISTS (SELECT 1 FROM contracts WHERE tracking_mode = 'TIME' AND weekly_hours = 35)");
+
+        $this->addSql('ALTER TABLE employees ADD contract_id INT DEFAULT NULL');
+        $this->addSql('CREATE INDEX IDX_EMPLOYEES_CONTRACT ON employees (contract_id)');
+
+        $this->addSql("UPDATE employees e SET contract_id = c.id FROM contracts c WHERE e.is_forfait = TRUE AND c.tracking_mode = 'PRESENCE'");
+        $this->addSql("UPDATE employees e SET contract_id = c.id FROM contracts c WHERE e.is_forfait = FALSE AND e.contract_hours IS NOT NULL AND c.tracking_mode = 'TIME' AND c.weekly_hours = e.contract_hours");
+        $this->addSql("UPDATE employees e SET contract_id = c.id FROM contracts c WHERE e.contract_id IS NULL AND c.tracking_mode = 'TIME' AND c.weekly_hours = 35");
+
+        $this->addSql('ALTER TABLE employees ALTER COLUMN contract_id SET NOT NULL');
+        $this->addSql('ALTER TABLE employees ADD CONSTRAINT FK_EMPLOYEES_CONTRACT FOREIGN KEY (contract_id) REFERENCES contracts (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+
+        $this->addSql('ALTER TABLE employees DROP COLUMN contract_hours');
+        $this->addSql('ALTER TABLE employees DROP COLUMN is_forfait');
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE employees ADD contract_hours INT DEFAULT NULL');
+        $this->addSql('ALTER TABLE employees ADD is_forfait BOOLEAN DEFAULT FALSE NOT NULL');
+
+        $this->addSql("UPDATE employees e SET is_forfait = CASE WHEN c.tracking_mode = 'PRESENCE' THEN TRUE ELSE FALSE END, contract_hours = CASE WHEN c.tracking_mode = 'TIME' THEN c.weekly_hours ELSE NULL END FROM contracts c WHERE e.contract_id = c.id");
+
+        $this->addSql('ALTER TABLE employees DROP CONSTRAINT FK_EMPLOYEES_CONTRACT');
+        $this->addSql('DROP INDEX IDX_EMPLOYEES_CONTRACT');
+        $this->addSql('ALTER TABLE employees DROP COLUMN contract_id');
+
+        $this->addSql('DROP INDEX IDX_CONTRACTS_TRACKING_MODE');
+        $this->addSql('DROP TABLE contracts');
+    }
+}
diff --git a/migrations/Version20260218183000.php b/migrations/Version20260218183000.php
new file mode 100644
index 0000000..a252bf5
--- /dev/null
+++ b/migrations/Version20260218183000.php
@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+final class Version20260218183000 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Replace work_hours.is_present with is_present_morning and is_present_afternoon';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE work_hours DROP COLUMN IF EXISTS is_present');
+        $this->addSql('ALTER TABLE work_hours ADD COLUMN is_present_morning BOOLEAN DEFAULT FALSE NOT NULL');
+        $this->addSql('ALTER TABLE work_hours ADD COLUMN is_present_afternoon BOOLEAN DEFAULT FALSE NOT NULL');
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE work_hours DROP COLUMN IF EXISTS is_present_morning');
+        $this->addSql('ALTER TABLE work_hours DROP COLUMN IF EXISTS is_present_afternoon');
+        $this->addSql('ALTER TABLE work_hours ADD COLUMN is_present BOOLEAN DEFAULT NULL');
+    }
+}
diff --git a/src/ApiResource/ScopedEmployee.php b/src/ApiResource/ScopedEmployee.php
new file mode 100644
index 0000000..cc594c2
--- /dev/null
+++ b/src/ApiResource/ScopedEmployee.php
@@ -0,0 +1,22 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\ApiResource;
+
+use ApiPlatform\Metadata\ApiResource;
+use ApiPlatform\Metadata\GetCollection;
+use App\State\ScopedEmployeeProvider;
+
+#[ApiResource(
+    operations: [
+        new GetCollection(
+            uriTemplate: '/employees/scoped',
+            normalizationContext: ['groups' => ['employee:read', 'site:read']],
+            security: "is_granted('ROLE_USER')",
+            provider: ScopedEmployeeProvider::class,
+            paginationEnabled: false
+        ),
+    ]
+)]
+final class ScopedEmployee {}
diff --git a/src/ApiResource/WorkHourBulkUpsert.php b/src/ApiResource/WorkHourBulkUpsert.php
index f82e7fe..741a09f 100644
--- a/src/ApiResource/WorkHourBulkUpsert.php
+++ b/src/ApiResource/WorkHourBulkUpsert.php
@@ -30,7 +30,9 @@ final class WorkHourBulkUpsert
      *     afternoonFrom?:?string,
      *     afternoonTo?:?string,
      *     eveningFrom?:?string,
-     *     eveningTo?:?string
+     *     eveningTo?:?string,
+     *     isPresentMorning?:bool,
+     *     isPresentAfternoon?:bool
      * }>
      */
     public array $entries = [];
diff --git a/src/ApiResource/WorkHourWeeklySummary.php b/src/ApiResource/WorkHourWeeklySummary.php
new file mode 100644
index 0000000..e2f7ba0
--- /dev/null
+++ b/src/ApiResource/WorkHourWeeklySummary.php
@@ -0,0 +1,53 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\ApiResource;
+
+use ApiPlatform\Metadata\ApiResource;
+use ApiPlatform\Metadata\Get;
+use App\State\WorkHourWeeklySummaryProvider;
+
+#[ApiResource(
+    operations: [
+        new Get(
+            uriTemplate: '/work-hours/weekly-summary',
+            security: "is_granted('ROLE_USER')",
+            provider: WorkHourWeeklySummaryProvider::class
+        ),
+    ],
+    paginationEnabled: false
+)]
+final class WorkHourWeeklySummary
+{
+    public string $weekStart = '';
+    public string $weekEnd   = '';
+
+    /** @var list<string> */
+    public array $days = [];
+
+    /**
+     * @var list<array{
+     *     employeeId:int,
+     *     firstName:string,
+     *     lastName:string,
+     *     siteName:?string,
+     *     contractName:?string,
+     *     trackingMode:?string,
+     *     daily:list<array{
+     *         date:string,
+     *         dayMinutes:int,
+     *         nightMinutes:int,
+     *         totalMinutes:int,
+     *         present:?float
+     *     }>,
+     *     weeklyDayMinutes:int,
+     *     weeklyNightMinutes:int,
+     *     weeklyTotalMinutes:int,
+     *     weeklyPresenceCount:float,
+     *     weeklyOvertime25Minutes:int,
+     *     weeklyOvertime50Minutes:int
+     * }>
+     */
+    public array $rows = [];
+}
diff --git a/src/Entity/Absence.php b/src/Entity/Absence.php
index 56dbb03..bbce2c2 100644
--- a/src/Entity/Absence.php
+++ b/src/Entity/Absence.php
@@ -9,6 +9,7 @@ use ApiPlatform\Doctrine\Orm\Filter\SearchFilter;
 use ApiPlatform\Metadata\ApiFilter;
 use ApiPlatform\Metadata\ApiProperty;
 use ApiPlatform\Metadata\ApiResource;
+use App\Repository\AbsenceRepository;
 use DateTimeInterface;
 use Doctrine\ORM\Mapping as ORM;
 use Symfony\Component\Serializer\Attribute\Groups;
@@ -26,7 +27,7 @@ use Symfony\Component\Serializer\Attribute\Groups;
 )]
 #[ApiFilter(DateFilter::class, properties: ['startDate', 'endDate'])]
 #[ApiFilter(SearchFilter::class, properties: ['employee.site' => 'exact'])]
-#[ORM\Entity]
+#[ORM\Entity(repositoryClass: AbsenceRepository::class)]
 #[ORM\Table(name: 'absences')]
 class Absence
 {
diff --git a/src/Entity/Contract.php b/src/Entity/Contract.php
new file mode 100644
index 0000000..97f93d0
--- /dev/null
+++ b/src/Entity/Contract.php
@@ -0,0 +1,103 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Entity;
+
+use ApiPlatform\Metadata\ApiResource;
+use Doctrine\ORM\Mapping as ORM;
+use Symfony\Component\Serializer\Attribute\Groups;
+
+#[ApiResource(
+    normalizationContext: ['groups' => ['contract:read']],
+    denormalizationContext: ['groups' => ['contract:write']],
+    paginationEnabled: false,
+    security: "is_granted('ROLE_ADMIN')"
+)]
+#[ORM\Entity]
+#[ORM\Table(name: 'contracts')]
+class Contract
+{
+    public const string TRACKING_TIME     = 'TIME';
+    public const string TRACKING_PRESENCE = 'PRESENCE';
+
+    #[ORM\Id]
+    #[ORM\GeneratedValue]
+    #[ORM\Column(type: 'integer')]
+    #[Groups(['contract:read', 'employee:read'])]
+    private ?int $id = null;
+
+    #[ORM\Column(type: 'string', length: 120)]
+    #[Groups(['contract:read', 'contract:write', 'employee:read'])]
+    private string $name = '';
+
+    #[ORM\Column(type: 'string', length: 20)]
+    #[Groups(['contract:read', 'contract:write', 'employee:read'])]
+    private string $trackingMode = self::TRACKING_TIME;
+
+    #[ORM\Column(type: 'integer', nullable: true)]
+    #[Groups(['contract:read', 'contract:write', 'employee:read'])]
+    private ?int $weeklyHours = null;
+
+    #[ORM\Column(type: 'boolean', options: ['default' => true])]
+    #[Groups(['contract:read', 'contract:write'])]
+    private bool $isActive = true;
+
+    public function getId(): ?int
+    {
+        return $this->id;
+    }
+
+    public function getName(): string
+    {
+        return $this->name;
+    }
+
+    public function setName(string $name): self
+    {
+        $this->name = $name;
+
+        return $this;
+    }
+
+    public function getTrackingMode(): string
+    {
+        return $this->trackingMode;
+    }
+
+    public function setTrackingMode(string $trackingMode): self
+    {
+        $this->trackingMode = $trackingMode;
+
+        return $this;
+    }
+
+    public function getWeeklyHours(): ?int
+    {
+        return $this->weeklyHours;
+    }
+
+    public function setWeeklyHours(?int $weeklyHours): self
+    {
+        $this->weeklyHours = $weeklyHours;
+
+        return $this;
+    }
+
+    public function isActive(): bool
+    {
+        return $this->isActive;
+    }
+
+    public function getIsActive(): bool
+    {
+        return $this->isActive;
+    }
+
+    public function setIsActive(bool $isActive): self
+    {
+        $this->isActive = $isActive;
+
+        return $this;
+    }
+}
diff --git a/src/Entity/Employee.php b/src/Entity/Employee.php
index 452d36e..4403b73 100644
--- a/src/Entity/Employee.php
+++ b/src/Entity/Employee.php
@@ -4,7 +4,9 @@ declare(strict_types=1);
 
 namespace App\Entity;
 
+use ApiPlatform\Metadata\ApiProperty;
 use ApiPlatform\Metadata\ApiResource;
+use App\Repository\EmployeeRepository;
 use DateTimeImmutable;
 use Doctrine\ORM\Mapping as ORM;
 use Symfony\Component\Serializer\Attribute\Groups;
@@ -15,7 +17,7 @@ use Symfony\Component\Serializer\Attribute\Groups;
     paginationEnabled: false,
     security: "is_granted('ROLE_ADMIN')"
 )]
-#[ORM\Entity]
+#[ORM\Entity(repositoryClass: EmployeeRepository::class)]
 #[ORM\Table(name: 'employees')]
 class Employee
 {
@@ -33,12 +35,18 @@ class Employee
     #[Groups(['absence:read', 'employee:read', 'employee:write'])]
     private string $lastName = '';
 
-    #[ApiPlatform\Metadata\ApiProperty(readableLink: true)]
+    #[ApiProperty(readableLink: true)]
     #[ORM\ManyToOne(targetEntity: Site::class)]
     #[ORM\JoinColumn(nullable: true)]
     #[Groups(['employee:read', 'employee:write'])]
     private ?Site $site = null;
 
+    #[ApiProperty(readableLink: true)]
+    #[ORM\ManyToOne(targetEntity: Contract::class)]
+    #[ORM\JoinColumn(nullable: false)]
+    #[Groups(['employee:read', 'employee:write'])]
+    private ?Contract $contract = null;
+
     #[ORM\Column(type: 'integer', options: ['default' => 0])]
     #[Groups(['employee:read', 'employee:write'])]
     private int $displayOrder = 0;
@@ -92,6 +100,18 @@ class Employee
         return $this;
     }
 
+    public function getContract(): ?Contract
+    {
+        return $this->contract;
+    }
+
+    public function setContract(?Contract $contract): self
+    {
+        $this->contract = $contract;
+
+        return $this;
+    }
+
     public function getCreatedAt(): DateTimeImmutable
     {
         return $this->createdAt;
diff --git a/src/Entity/WorkHour.php b/src/Entity/WorkHour.php
index 5121f5e..b4aad7e 100644
--- a/src/Entity/WorkHour.php
+++ b/src/Entity/WorkHour.php
@@ -11,6 +11,8 @@ use ApiPlatform\Metadata\ApiProperty;
 use ApiPlatform\Metadata\ApiResource;
 use ApiPlatform\Metadata\Get;
 use ApiPlatform\Metadata\GetCollection;
+use ApiPlatform\Metadata\Patch;
+use App\Repository\WorkHourRepository;
 use DateTimeInterface;
 use Doctrine\ORM\Mapping as ORM;
 use Symfony\Component\Serializer\Attribute\Groups;
@@ -26,11 +28,16 @@ use Symfony\Component\Serializer\Attribute\Groups;
             normalizationContext: ['groups' => ['work_hour:read', 'employee:read', 'site:read']],
             security: "is_granted('WORK_HOUR_VIEW', object)"
         ),
+        new Patch(
+            normalizationContext: ['groups' => ['work_hour:read', 'employee:read', 'site:read']],
+            denormalizationContext: ['groups' => ['work_hour:validate']],
+            security: "is_granted('ROLE_ADMIN')"
+        ),
     ],
 )]
 #[ApiFilter(DateFilter::class, properties: ['workDate'])]
 #[ApiFilter(SearchFilter::class, properties: ['employee' => 'exact', 'employee.site' => 'exact'])]
-#[ORM\Entity]
+#[ORM\Entity(repositoryClass: WorkHourRepository::class)]
 #[ORM\Table(name: 'work_hours')]
 #[ORM\UniqueConstraint(name: 'uniq_work_hours_employee_date', fields: ['employee', 'workDate'])]
 class WorkHour
@@ -75,6 +82,18 @@ class WorkHour
     #[Groups(['work_hour:read'])]
     private ?string $eveningTo = null;
 
+    #[ORM\Column(type: 'boolean', options: ['default' => false])]
+    #[Groups(['work_hour:read'])]
+    private bool $isPresentMorning = false;
+
+    #[ORM\Column(type: 'boolean', options: ['default' => false])]
+    #[Groups(['work_hour:read'])]
+    private bool $isPresentAfternoon = false;
+
+    #[ORM\Column(type: 'boolean', options: ['default' => false])]
+    #[Groups(['work_hour:read', 'work_hour:validate'])]
+    private bool $isValid = false;
+
     public function getId(): ?int
     {
         return $this->id;
@@ -175,4 +194,55 @@ class WorkHour
 
         return $this;
     }
+
+    public function isPresentMorning(): bool
+    {
+        return $this->isPresentMorning;
+    }
+
+    public function getIsPresentMorning(): bool
+    {
+        return $this->isPresentMorning;
+    }
+
+    public function setIsPresentMorning(bool $isPresentMorning): self
+    {
+        $this->isPresentMorning = $isPresentMorning;
+
+        return $this;
+    }
+
+    public function isPresentAfternoon(): bool
+    {
+        return $this->isPresentAfternoon;
+    }
+
+    public function getIsPresentAfternoon(): bool
+    {
+        return $this->isPresentAfternoon;
+    }
+
+    public function setIsPresentAfternoon(bool $isPresentAfternoon): self
+    {
+        $this->isPresentAfternoon = $isPresentAfternoon;
+
+        return $this;
+    }
+
+    public function isValid(): bool
+    {
+        return $this->isValid;
+    }
+
+    public function getIsValid(): bool
+    {
+        return $this->isValid;
+    }
+
+    public function setIsValid(bool $isValid): self
+    {
+        $this->isValid = $isValid;
+
+        return $this;
+    }
 }
diff --git a/src/Repository/AbsenceRepository.php b/src/Repository/AbsenceRepository.php
new file mode 100644
index 0000000..3c29b7c
--- /dev/null
+++ b/src/Repository/AbsenceRepository.php
@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Repository;
+
+use App\Entity\Absence;
+use App\Entity\Employee;
+use DateTimeImmutable;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+
+/**
+ * @extends ServiceEntityRepository<Absence>
+ */
+final class AbsenceRepository extends ServiceEntityRepository
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, Absence::class);
+    }
+
+    /**
+     * @param list<Employee> $employees
+     *
+     * @return list<Absence>
+     */
+    public function findForPrint(DateTimeImmutable $from, DateTimeImmutable $to, array $employees): array
+    {
+        if ([] === $employees) {
+            return [];
+        }
+
+        $qb = $this->createQueryBuilder('a')
+            ->leftJoin('a.employee', 'e')
+            ->leftJoin('a.type', 't')
+            ->addSelect('e', 't')
+            ->andWhere('a.startDate <= :to')
+            ->andWhere('a.endDate >= :from')
+            ->andWhere('a.employee IN (:employees)')
+            ->setParameter('from', $from)
+            ->setParameter('to', $to)
+            ->setParameter('employees', $employees)
+        ;
+
+        /** @var list<Absence> $absences */
+        return $qb->getQuery()->getResult();
+    }
+}
diff --git a/src/Repository/EmployeeRepository.php b/src/Repository/EmployeeRepository.php
new file mode 100644
index 0000000..f96c893
--- /dev/null
+++ b/src/Repository/EmployeeRepository.php
@@ -0,0 +1,103 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Repository;
+
+use App\Entity\Employee;
+use App\Entity\User;
+use App\Security\EmployeeScopeService;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+
+/**
+ * @extends ServiceEntityRepository<Employee>
+ */
+final class EmployeeRepository extends ServiceEntityRepository
+{
+    public function __construct(
+        ManagerRegistry $registry,
+        private readonly EmployeeScopeService $employeeScopeService,
+    ) {
+        parent::__construct($registry, Employee::class);
+    }
+
+    /**
+     * @param list<int> $employeeIds
+     *
+     * @return array<int, Employee>
+     */
+    public function findAccessibleByIds(array $employeeIds, User $user): array
+    {
+        if ([] === $employeeIds) {
+            return [];
+        }
+
+        $qb = $this->createQueryBuilder('e')
+            ->andWhere('e.id IN (:ids)')
+            ->setParameter('ids', $employeeIds)
+        ;
+
+        $this->employeeScopeService->applyEmployeeScope($qb, 'e', 'employee_repo_scope', $user);
+
+        /** @var list<Employee> $employees */
+        $employees = $qb->getQuery()->getResult();
+
+        $byId = [];
+        foreach ($employees as $employee) {
+            $employeeId = $employee->getId();
+            if ($employeeId) {
+                $byId[$employeeId] = $employee;
+            }
+        }
+
+        return $byId;
+    }
+
+    /**
+     * @return list<Employee>
+     */
+    public function findScoped(User $user): array
+    {
+        $qb = $this->createQueryBuilder('e')
+            ->leftJoin('e.site', 's')
+            ->addSelect('s')
+            ->orderBy('s.name', 'ASC')
+            ->addOrderBy('e.displayOrder', 'ASC')
+            ->addOrderBy('e.lastName', 'ASC')
+            ->addOrderBy('e.firstName', 'ASC')
+        ;
+
+        $this->employeeScopeService->applyEmployeeScope($qb, 'e', 'employee_scoped_list', $user);
+
+        /** @var list<Employee> $employees */
+        return $qb->getQuery()->getResult();
+    }
+
+    /**
+     * @param list<int> $siteIds
+     *
+     * @return list<Employee>
+     */
+    public function findForPrintBySiteIds(array $siteIds): array
+    {
+        $qb = $this->createQueryBuilder('e')
+            ->leftJoin('e.site', 's')
+            ->addSelect('s')
+            ->orderBy('s.displayOrder', 'ASC')
+            ->addOrderBy('s.name', 'ASC')
+            ->addOrderBy('e.displayOrder', 'ASC')
+            ->addOrderBy('e.lastName', 'ASC')
+            ->addOrderBy('e.firstName', 'ASC')
+        ;
+
+        if ([] !== $siteIds) {
+            $qb->andWhere('s.id IN (:siteIds)')
+                ->setParameter('siteIds', $siteIds)
+            ;
+        }
+
+        /** @var list<Employee> $employees */
+        return $qb->getQuery()->getResult();
+    }
+}
diff --git a/src/Repository/WorkHourRepository.php b/src/Repository/WorkHourRepository.php
new file mode 100644
index 0000000..d01c6d9
--- /dev/null
+++ b/src/Repository/WorkHourRepository.php
@@ -0,0 +1,82 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Repository;
+
+use App\Entity\Employee;
+use App\Entity\WorkHour;
+use DateTimeImmutable;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+
+/**
+ * @extends ServiceEntityRepository<WorkHour>
+ */
+final class WorkHourRepository extends ServiceEntityRepository
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, WorkHour::class);
+    }
+
+    /**
+     * @param list<Employee> $employees
+     *
+     * @return array<int, WorkHour>
+     */
+    public function findByDateAndEmployeesIndexedByEmployeeId(DateTimeImmutable $workDate, array $employees): array
+    {
+        if ([] === $employees) {
+            return [];
+        }
+
+        $qb = $this->createQueryBuilder('w')
+            ->leftJoin('w.employee', 'e')
+            ->addSelect('e')
+            ->andWhere('w.workDate = :workDate')
+            ->andWhere('w.employee IN (:employees)')
+            ->setParameter('workDate', $workDate)
+            ->setParameter('employees', $employees)
+        ;
+
+        /** @var list<WorkHour> $workHours */
+        $workHours = $qb->getQuery()->getResult();
+
+        $byEmployeeId = [];
+        foreach ($workHours as $workHour) {
+            $employeeId = $workHour->getEmployee()?->getId();
+            if ($employeeId) {
+                $byEmployeeId[$employeeId] = $workHour;
+            }
+        }
+
+        return $byEmployeeId;
+    }
+
+    /**
+     * @param list<Employee> $employees
+     *
+     * @return list<WorkHour>
+     */
+    public function findByDateRangeAndEmployees(DateTimeImmutable $from, DateTimeImmutable $to, array $employees): array
+    {
+        if ([] === $employees) {
+            return [];
+        }
+
+        $qb = $this->createQueryBuilder('w')
+            ->leftJoin('w.employee', 'e')
+            ->addSelect('e')
+            ->andWhere('w.workDate >= :from')
+            ->andWhere('w.workDate <= :to')
+            ->andWhere('w.employee IN (:employees)')
+            ->setParameter('from', $from)
+            ->setParameter('to', $to)
+            ->setParameter('employees', $employees)
+        ;
+
+        /** @var list<WorkHour> $workHours */
+        return $qb->getQuery()->getResult();
+    }
+}
diff --git a/src/State/AbsencePrintProvider.php b/src/State/AbsencePrintProvider.php
index e46c02e..bd0a248 100644
--- a/src/State/AbsencePrintProvider.php
+++ b/src/State/AbsencePrintProvider.php
@@ -6,12 +6,11 @@ namespace App\State;
 
 use ApiPlatform\Metadata\Operation;
 use ApiPlatform\State\ProviderInterface;
-use App\Entity\Absence;
-use App\Entity\Employee;
+use App\Repository\AbsenceRepository;
+use App\Repository\EmployeeRepository;
 use App\Service\PublicHolidayServiceInterface;
 use DateInterval;
 use DateTimeImmutable;
-use Doctrine\ORM\EntityManagerInterface;
 use Dompdf\Dompdf;
 use Dompdf\Options;
 use Symfony\Component\HttpFoundation\RequestStack;
@@ -27,7 +26,8 @@ class AbsencePrintProvider implements ProviderInterface
     public function __construct(
         private Environment $twig,
         private readonly RequestStack $requestStack,
-        private EntityManagerInterface $entityManager,
+        private EmployeeRepository $employeeRepository,
+        private AbsenceRepository $absenceRepository,
         private PublicHolidayServiceInterface $publicHolidayService,
     ) {}
 
@@ -109,50 +109,12 @@ class AbsencePrintProvider implements ProviderInterface
 
     private function loadEmployees(array $siteIds): array
     {
-        $qb = $this->entityManager
-            ->getRepository(Employee::class)
-            ->createQueryBuilder('e')
-            ->leftJoin('e.site', 's')
-            ->addSelect('s')
-            ->orderBy('s.displayOrder', 'ASC')
-            ->addOrderBy('s.name', 'ASC')
-            ->addOrderBy('e.displayOrder', 'ASC')
-            ->addOrderBy('e.lastName', 'ASC')
-            ->addOrderBy('e.firstName', 'ASC')
-        ;
-
-        if ([] !== $siteIds) {
-            $qb->andWhere('s.id IN (:siteIds)')
-                ->setParameter('siteIds', $siteIds)
-            ;
-        }
-
-        // @var list<Employee> $result
-        return $qb->getQuery()->getResult();
+        return $this->employeeRepository->findForPrintBySiteIds($siteIds);
     }
 
     private function loadAbsences(DateTimeImmutable $from, DateTimeImmutable $to, array $employees): array
     {
-        if ([] === $employees) {
-            return [];
-        }
-
-        $qb = $this->entityManager
-            ->getRepository(Absence::class)
-            ->createQueryBuilder('a')
-            ->leftJoin('a.employee', 'e')
-            ->leftJoin('a.type', 't')
-            ->addSelect('e', 't')
-            ->andWhere('a.startDate <= :to')
-            ->andWhere('a.endDate >= :from')
-            ->andWhere('a.employee IN (:employees)')
-            ->setParameter('from', $from)
-            ->setParameter('to', $to)
-            ->setParameter('employees', $employees)
-        ;
-
-        // @var list<Absence> $result
-        return $qb->getQuery()->getResult();
+        return $this->absenceRepository->findForPrint($from, $to, $employees);
     }
 
     private function buildDays(DateTimeImmutable $from, DateTimeImmutable $to): array
diff --git a/src/State/ScopedEmployeeProvider.php b/src/State/ScopedEmployeeProvider.php
new file mode 100644
index 0000000..49626a9
--- /dev/null
+++ b/src/State/ScopedEmployeeProvider.php
@@ -0,0 +1,29 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\State;
+
+use ApiPlatform\Metadata\Operation;
+use ApiPlatform\State\ProviderInterface;
+use App\Entity\User;
+use App\Repository\EmployeeRepository;
+use Symfony\Bundle\SecurityBundle\Security;
+
+final readonly class ScopedEmployeeProvider implements ProviderInterface
+{
+    public function __construct(
+        private Security $security,
+        private EmployeeRepository $employeeRepository,
+    ) {}
+
+    public function provide(Operation $operation, array $uriVariables = [], array $context = []): array
+    {
+        $user = $this->security->getUser();
+        if (!$user instanceof User) {
+            return [];
+        }
+
+        return $this->employeeRepository->findScoped($user);
+    }
+}
diff --git a/src/State/WorkHourBulkUpsertProcessor.php b/src/State/WorkHourBulkUpsertProcessor.php
index 95b9ccf..4646eb6 100644
--- a/src/State/WorkHourBulkUpsertProcessor.php
+++ b/src/State/WorkHourBulkUpsertProcessor.php
@@ -8,10 +8,11 @@ use ApiPlatform\Metadata\Operation;
 use ApiPlatform\State\ProcessorInterface;
 use App\ApiResource\WorkHourBulkUpsert;
 use App\ApiResource\WorkHourBulkUpsertResult;
-use App\Entity\Employee;
+use App\Entity\Contract;
 use App\Entity\User;
 use App\Entity\WorkHour;
-use App\Security\EmployeeScopeService;
+use App\Repository\EmployeeRepository;
+use App\Repository\WorkHourRepository;
 use DateTimeImmutable;
 use Doctrine\ORM\EntityManagerInterface;
 use Symfony\Bundle\SecurityBundle\Security;
@@ -24,7 +25,8 @@ final readonly class WorkHourBulkUpsertProcessor implements ProcessorInterface
     public function __construct(
         private EntityManagerInterface $entityManager,
         private Security $security,
-        private EmployeeScopeService $employeeScopeService,
+        private EmployeeRepository $employeeRepository,
+        private WorkHourRepository $workHourRepository,
     ) {}
 
     public function process(
@@ -54,13 +56,15 @@ final readonly class WorkHourBulkUpsertProcessor implements ProcessorInterface
 
         // Vérifie que tous les employés envoyés sont dans le scope de l'utilisateur courant.
         $employeeIds   = $this->extractEmployeeIds($data->entries);
-        $employeesById = $this->loadAccessibleEmployees($employeeIds, $user);
+        $employeesById = $this->employeeRepository->findAccessibleByIds($employeeIds, $user);
 
         if (count($employeesById) !== count($employeeIds)) {
             throw new AccessDeniedHttpException('At least one employee is unknown or outside your scope.');
         }
 
-        $existingByEmployeeId = $this->loadExistingWorkHours($workDate, array_values($employeesById));
+        $existingByEmployeeId = $this->workHourRepository
+            ->findByDateAndEmployeesIndexedByEmployeeId($workDate, array_values($employeesById))
+        ;
 
         $result = new WorkHourBulkUpsertResult();
 
@@ -71,8 +75,22 @@ final readonly class WorkHourBulkUpsertProcessor implements ProcessorInterface
                 throw new AccessDeniedHttpException(sprintf('Employee %d is outside your scope.', $employeeId));
             }
 
-            $normalized = $this->normalizeEntry($entry, $employeeId);
-            $existing   = $existingByEmployeeId[$employeeId] ?? null;
+            $isPresenceTracking = Contract::TRACKING_PRESENCE === $employee->getContract()?->getTrackingMode();
+            $normalized         = $this->normalizeEntry($entry, $employeeId, $isPresenceTracking);
+            $existing           = $existingByEmployeeId[$employeeId] ?? null;
+
+            if ($existing?->isValid()) {
+                if (!$this->isSameAsExisting($existing, $normalized)) {
+                    throw new UnprocessableEntityHttpException(sprintf(
+                        'Employee %d: validated work hour cannot be modified.',
+                        $employeeId
+                    ));
+                }
+
+                ++$result->processed;
+
+                continue;
+            }
 
             if ($this->isEntryEmpty($normalized)) {
                 // Convention choisie: une ligne vide supprime l'enregistrement existant.
@@ -136,76 +154,6 @@ final readonly class WorkHourBulkUpsertProcessor implements ProcessorInterface
         return array_values($ids);
     }
 
-    /**
-     * @param list<int> $employeeIds
-     *
-     * @return array<int, Employee>
-     */
-    private function loadAccessibleEmployees(array $employeeIds, User $user): array
-    {
-        if ([] === $employeeIds) {
-            return [];
-        }
-
-        $qb = $this->entityManager
-            ->getRepository(Employee::class)
-            ->createQueryBuilder('e')
-            ->andWhere('e.id IN (:ids)')
-            ->setParameter('ids', $employeeIds)
-        ;
-
-        $this->employeeScopeService->applyEmployeeScope($qb, 'e', 'bulk_scope', $user);
-
-        /** @var list<Employee> $employees */
-        $employees = $qb->getQuery()->getResult();
-
-        $byId = [];
-        foreach ($employees as $employee) {
-            $employeeId = $employee->getId();
-            if ($employeeId) {
-                $byId[$employeeId] = $employee;
-            }
-        }
-
-        return $byId;
-    }
-
-    /**
-     * @param list<Employee> $employees
-     *
-     * @return array<int, WorkHour>
-     */
-    private function loadExistingWorkHours(DateTimeImmutable $workDate, array $employees): array
-    {
-        if ([] === $employees) {
-            return [];
-        }
-
-        $qb = $this->entityManager
-            ->getRepository(WorkHour::class)
-            ->createQueryBuilder('w')
-            ->leftJoin('w.employee', 'e')
-            ->addSelect('e')
-            ->andWhere('w.workDate = :workDate')
-            ->andWhere('w.employee IN (:employees)')
-            ->setParameter('workDate', $workDate)
-            ->setParameter('employees', $employees)
-        ;
-
-        /** @var list<WorkHour> $workHours */
-        $workHours = $qb->getQuery()->getResult();
-
-        $byEmployeeId = [];
-        foreach ($workHours as $workHour) {
-            $employeeId = $workHour->getEmployee()?->getId();
-            if ($employeeId) {
-                $byEmployeeId[$employeeId] = $workHour;
-            }
-        }
-
-        return $byEmployeeId;
-    }
-
     /**
      * @param array<string, mixed> $entry
      *
@@ -215,23 +163,36 @@ final readonly class WorkHourBulkUpsertProcessor implements ProcessorInterface
      *     afternoonFrom:?string,
      *     afternoonTo:?string,
      *     eveningFrom:?string,
-     *     eveningTo:?string
+     *     eveningTo:?string,
+     *     isPresentMorning:bool,
+     *     isPresentAfternoon:bool
      * }
      */
-    private function normalizeEntry(array $entry, int $employeeId): array
+    private function normalizeEntry(array $entry, int $employeeId, bool $isPresenceTracking): array
     {
-        $normalized = [
-            'morningFrom'   => $this->normalizeTime($entry['morningFrom'] ?? null, $employeeId, 'morningFrom'),
-            'morningTo'     => $this->normalizeTime($entry['morningTo'] ?? null, $employeeId, 'morningTo'),
-            'afternoonFrom' => $this->normalizeTime($entry['afternoonFrom'] ?? null, $employeeId, 'afternoonFrom'),
-            'afternoonTo'   => $this->normalizeTime($entry['afternoonTo'] ?? null, $employeeId, 'afternoonTo'),
-            'eveningFrom'   => $this->normalizeTime($entry['eveningFrom'] ?? null, $employeeId, 'eveningFrom'),
-            'eveningTo'     => $this->normalizeTime($entry['eveningTo'] ?? null, $employeeId, 'eveningTo'),
+        if ($isPresenceTracking) {
+            return [
+                'morningFrom'        => null,
+                'morningTo'          => null,
+                'afternoonFrom'      => null,
+                'afternoonTo'        => null,
+                'eveningFrom'        => null,
+                'eveningTo'          => null,
+                'isPresentMorning'   => $this->normalizePresence($entry['isPresentMorning'] ?? false, $employeeId, 'isPresentMorning'),
+                'isPresentAfternoon' => $this->normalizePresence($entry['isPresentAfternoon'] ?? false, $employeeId, 'isPresentAfternoon'),
+            ];
+        }
+
+        return [
+            'morningFrom'        => $this->normalizeTime($entry['morningFrom'] ?? null, $employeeId, 'morningFrom'),
+            'morningTo'          => $this->normalizeTime($entry['morningTo'] ?? null, $employeeId, 'morningTo'),
+            'afternoonFrom'      => $this->normalizeTime($entry['afternoonFrom'] ?? null, $employeeId, 'afternoonFrom'),
+            'afternoonTo'        => $this->normalizeTime($entry['afternoonTo'] ?? null, $employeeId, 'afternoonTo'),
+            'eveningFrom'        => $this->normalizeTime($entry['eveningFrom'] ?? null, $employeeId, 'eveningFrom'),
+            'eveningTo'          => $this->normalizeTime($entry['eveningTo'] ?? null, $employeeId, 'eveningTo'),
+            'isPresentMorning'   => false,
+            'isPresentAfternoon' => false,
         ];
-
-        $this->validateRanges($normalized, $employeeId);
-
-        return $normalized;
     }
 
     private function normalizeTime(mixed $value, int $employeeId, string $field): ?string
@@ -260,77 +221,17 @@ final readonly class WorkHourBulkUpsertProcessor implements ProcessorInterface
         return $time;
     }
 
-    /**
-     * @param array{
-     *     morningFrom:?string,
-     *     morningTo:?string,
-     *     afternoonFrom:?string,
-     *     afternoonTo:?string,
-     *     eveningFrom:?string,
-     *     eveningTo:?string
-     * } $entry
-     */
-    private function validateRanges(array $entry, int $employeeId): void
+    private function normalizePresence(mixed $value, int $employeeId, string $field): bool
     {
-        $ranges = [
-            'morning'   => [$entry['morningFrom'], $entry['morningTo']],
-            'afternoon' => [$entry['afternoonFrom'], $entry['afternoonTo']],
-            'evening'   => [$entry['eveningFrom'], $entry['eveningTo']],
-        ];
-
-        $normalizedRanges = [];
-
-        foreach ($ranges as $label => [$from, $to]) {
-            // On force des paires from/to complètes par créneau.
-            if ((null === $from) xor (null === $to)) {
-                throw new UnprocessableEntityHttpException(sprintf(
-                    'Employee %d: %s range must contain both from and to.',
-                    $employeeId,
-                    $label
-                ));
-            }
-
-            if (null === $from || null === $to) {
-                continue;
-            }
-
-            $fromMinutes = $this->toMinutes($from);
-            $toMinutes   = $this->toMinutes($to);
-
-            if ($fromMinutes >= $toMinutes) {
-                throw new UnprocessableEntityHttpException(sprintf(
-                    'Employee %d: %s from must be earlier than to.',
-                    $employeeId,
-                    $label
-                ));
-            }
-
-            $normalizedRanges[] = [
-                'label' => $label,
-                'from'  => $fromMinutes,
-                'to'    => $toMinutes,
-            ];
+        if (!is_bool($value)) {
+            throw new UnprocessableEntityHttpException(sprintf(
+                'Employee %d: %s must be a boolean.',
+                $employeeId,
+                $field
+            ));
         }
 
-        usort(
-            $normalizedRanges,
-            static fn (array $rangeA, array $rangeB): int => $rangeA['from'] <=> $rangeB['from']
-        );
-
-        $previous = null;
-        foreach ($normalizedRanges as $range) {
-            // Empêche deux créneaux qui se chevauchent sur une même journée.
-            if (null !== $previous && $range['from'] < $previous['to']) {
-                throw new UnprocessableEntityHttpException(sprintf(
-                    'Employee %d: %s overlaps %s.',
-                    $employeeId,
-                    $range['label'],
-                    $previous['label']
-                ));
-            }
-
-            $previous = $range;
-        }
+        return $value;
     }
 
     /**
@@ -340,7 +241,9 @@ final readonly class WorkHourBulkUpsertProcessor implements ProcessorInterface
      *     afternoonFrom:?string,
      *     afternoonTo:?string,
      *     eveningFrom:?string,
-     *     eveningTo:?string
+     *     eveningTo:?string,
+     *     isPresentMorning:bool,
+     *     isPresentAfternoon:bool
      * } $entry
      */
     private function isEntryEmpty(array $entry): bool
@@ -350,7 +253,9 @@ final readonly class WorkHourBulkUpsertProcessor implements ProcessorInterface
             && null === $entry['afternoonFrom']
             && null === $entry['afternoonTo']
             && null === $entry['eveningFrom']
-            && null === $entry['eveningTo'];
+            && null === $entry['eveningTo']
+            && false === $entry['isPresentMorning']
+            && false === $entry['isPresentAfternoon'];
     }
 
     /**
@@ -360,7 +265,9 @@ final readonly class WorkHourBulkUpsertProcessor implements ProcessorInterface
      *     afternoonFrom:?string,
      *     afternoonTo:?string,
      *     eveningFrom:?string,
-     *     eveningTo:?string
+     *     eveningTo:?string,
+     *     isPresentMorning:bool,
+     *     isPresentAfternoon:bool
      * } $entry
      */
     private function hydrateWorkHour(WorkHour $workHour, array $entry): void
@@ -372,13 +279,34 @@ final readonly class WorkHourBulkUpsertProcessor implements ProcessorInterface
             ->setAfternoonTo($entry['afternoonTo'])
             ->setEveningFrom($entry['eveningFrom'])
             ->setEveningTo($entry['eveningTo'])
+            ->setIsPresentMorning($entry['isPresentMorning'])
+            ->setIsPresentAfternoon($entry['isPresentAfternoon'])
+            // Toute modification utilisateur repasse la ligne en attente de validation RH.
+            ->setIsValid(false)
         ;
     }
 
-    private function toMinutes(string $time): int
+    /**
+     * @param array{
+     *     morningFrom:?string,
+     *     morningTo:?string,
+     *     afternoonFrom:?string,
+     *     afternoonTo:?string,
+     *     eveningFrom:?string,
+     *     eveningTo:?string,
+     *     isPresentMorning:bool,
+     *     isPresentAfternoon:bool
+     * } $entry
+     */
+    private function isSameAsExisting(WorkHour $workHour, array $entry): bool
     {
-        [$hours, $minutes] = array_map('intval', explode(':', $time, 2));
-
-        return ($hours * 60) + $minutes;
+        return $workHour->getMorningFrom() === $entry['morningFrom']
+            && $workHour->getMorningTo() === $entry['morningTo']
+            && $workHour->getAfternoonFrom() === $entry['afternoonFrom']
+            && $workHour->getAfternoonTo() === $entry['afternoonTo']
+            && $workHour->getEveningFrom() === $entry['eveningFrom']
+            && $workHour->getEveningTo() === $entry['eveningTo']
+            && $workHour->getIsPresentMorning() === $entry['isPresentMorning']
+            && $workHour->getIsPresentAfternoon() === $entry['isPresentAfternoon'];
     }
 }
diff --git a/src/State/WorkHourWeeklySummaryProvider.php b/src/State/WorkHourWeeklySummaryProvider.php
new file mode 100644
index 0000000..1dafef5
--- /dev/null
+++ b/src/State/WorkHourWeeklySummaryProvider.php
@@ -0,0 +1,293 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\State;
+
+use ApiPlatform\Metadata\Operation;
+use ApiPlatform\State\ProviderInterface;
+use App\ApiResource\WorkHourWeeklySummary;
+use App\Entity\Employee;
+use App\Entity\User;
+use App\Entity\WorkHour;
+use App\Repository\EmployeeRepository;
+use App\Repository\WorkHourRepository;
+use DateTimeImmutable;
+use Symfony\Bundle\SecurityBundle\Security;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
+use Symfony\Component\HttpKernel\Exception\UnprocessableEntityHttpException;
+
+final readonly class WorkHourWeeklySummaryProvider implements ProviderInterface
+{
+    public function __construct(
+        private Security $security,
+        private RequestStack $requestStack,
+        private EmployeeRepository $employeeRepository,
+        private WorkHourRepository $workHourRepository,
+    ) {}
+
+    public function provide(Operation $operation, array $uriVariables = [], array $context = []): WorkHourWeeklySummary
+    {
+        $user = $this->security->getUser();
+        if (!$user instanceof User) {
+            throw new AccessDeniedHttpException('Authentication required.');
+        }
+
+        $anchorDate                   = $this->resolveAnchorDate();
+        [$weekStart, $weekEnd, $days] = $this->resolveWeek($anchorDate);
+
+        $employees = $this->employeeRepository->findScoped($user);
+        $workHours = $this->workHourRepository->findByDateRangeAndEmployees($weekStart, $weekEnd, $employees);
+
+        $summary            = new WorkHourWeeklySummary();
+        $summary->weekStart = $weekStart->format('Y-m-d');
+        $summary->weekEnd   = $weekEnd->format('Y-m-d');
+        $summary->days      = $days;
+        $summary->rows      = $this->buildRows($employees, $workHours, $days);
+
+        return $summary;
+    }
+
+    private function resolveAnchorDate(): DateTimeImmutable
+    {
+        $query = $this->requestStack->getCurrentRequest()?->query;
+        $raw   = (string) ($query?->get('weekStart') ?? '');
+
+        if ('' === $raw) {
+            return new DateTimeImmutable('today');
+        }
+
+        $date = DateTimeImmutable::createFromFormat('Y-m-d', $raw);
+        if (!$date || $date->format('Y-m-d') !== $raw) {
+            throw new UnprocessableEntityHttpException('weekStart must use Y-m-d format.');
+        }
+
+        return $date;
+    }
+
+    /**
+     * @return array{DateTimeImmutable, DateTimeImmutable, list<string>}
+     */
+    private function resolveWeek(DateTimeImmutable $anchorDate): array
+    {
+        $dayOfWeek = (int) $anchorDate->format('N');
+        $weekStart = $anchorDate->modify(sprintf('-%d days', $dayOfWeek - 1));
+        $weekEnd   = $weekStart->modify('+6 days');
+
+        $days = [];
+        for ($i = 0; $i < 7; ++$i) {
+            $days[] = $weekStart->modify(sprintf('+%d days', $i))->format('Y-m-d');
+        }
+
+        return [$weekStart, $weekEnd, $days];
+    }
+
+    /**
+     * @param list<Employee> $employees
+     * @param list<WorkHour> $workHours
+     * @param list<string>   $days
+     *
+     * @return list<array{
+     *     employeeId:int,
+     *     firstName:string,
+     *     lastName:string,
+     *     siteName:?string,
+     *     contractName:?string,
+     *     trackingMode:?string,
+     *     daily:list<array{date:string, dayMinutes:int, nightMinutes:int, totalMinutes:int, present:?float}>,
+     *     weeklyDayMinutes:int,
+     *     weeklyNightMinutes:int,
+     *     weeklyTotalMinutes:int,
+     *     weeklyPresenceCount:float,
+     *     weeklyOvertime25Minutes:int,
+     *     weeklyOvertime50Minutes:int
+     * }>
+     */
+    private function buildRows(array $employees, array $workHours, array $days): array
+    {
+        $metricsByEmployeeDate = [];
+        foreach ($workHours as $workHour) {
+            $employeeId = $workHour->getEmployee()?->getId();
+            if (!$employeeId) {
+                continue;
+            }
+
+            $dateKey                                      = $workHour->getWorkDate()->format('Y-m-d');
+            $metricsByEmployeeDate[$employeeId][$dateKey] = [
+                'metrics'            => $this->computeMetrics($workHour),
+                'isPresentMorning'   => $workHour->getIsPresentMorning(),
+                'isPresentAfternoon' => $workHour->getIsPresentAfternoon(),
+            ];
+        }
+
+        $rows = [];
+        foreach ($employees as $employee) {
+            $employeeId = $employee->getId();
+            if (!$employeeId) {
+                continue;
+            }
+
+            $weeklyDayMinutes    = 0;
+            $weeklyNightMinutes  = 0;
+            $weeklyTotalMinutes  = 0;
+            $weeklyPresenceCount = 0.0;
+            $daily               = [];
+            $isPresenceTracking  = 'PRESENCE' === $employee->getContract()?->getTrackingMode();
+
+            foreach ($days as $date) {
+                $entry   = $metricsByEmployeeDate[$employeeId][$date] ?? null;
+                $metrics = $entry['metrics'] ?? [
+                    'dayMinutes'   => 0,
+                    'nightMinutes' => 0,
+                    'totalMinutes' => 0,
+                ];
+                $present = null;
+                if ($isPresenceTracking) {
+                    $morning   = ($entry['isPresentMorning'] ?? false) ? 0.5 : 0.0;
+                    $afternoon = ($entry['isPresentAfternoon'] ?? false) ? 0.5 : 0.0;
+                    $present   = $morning + $afternoon;
+                }
+
+                $weeklyDayMinutes += $metrics['dayMinutes'];
+                $weeklyNightMinutes += $metrics['nightMinutes'];
+                $weeklyTotalMinutes += $metrics['totalMinutes'];
+                if (null !== $present) {
+                    $weeklyPresenceCount += $present;
+                }
+
+                $daily[] = [
+                    'date'         => $date,
+                    'dayMinutes'   => $metrics['dayMinutes'],
+                    'nightMinutes' => $metrics['nightMinutes'],
+                    'totalMinutes' => $metrics['totalMinutes'],
+                    'present'      => $present,
+                ];
+            }
+
+            $rows[] = [
+                'employeeId'              => $employeeId,
+                'firstName'               => $employee->getFirstName(),
+                'lastName'                => $employee->getLastName(),
+                'siteName'                => $employee->getSite()?->getName(),
+                'contractName'            => $employee->getContract()?->getName(),
+                'trackingMode'            => $employee->getContract()?->getTrackingMode(),
+                'daily'                   => $daily,
+                'weeklyDayMinutes'        => $weeklyDayMinutes,
+                'weeklyNightMinutes'      => $weeklyNightMinutes,
+                'weeklyTotalMinutes'      => $weeklyTotalMinutes,
+                'weeklyPresenceCount'     => $weeklyPresenceCount,
+                'weeklyOvertime25Minutes' => $isPresenceTracking ? 0 : $this->computeOvertime25Minutes($weeklyTotalMinutes),
+                'weeklyOvertime50Minutes' => $isPresenceTracking ? 0 : $this->computeOvertime50Minutes($weeklyTotalMinutes),
+            ];
+        }
+
+        return $rows;
+    }
+
+    /**
+     * @return array{dayMinutes:int, nightMinutes:int, totalMinutes:int}
+     */
+    private function computeMetrics(WorkHour $workHour): array
+    {
+        $ranges = [
+            [$workHour->getMorningFrom(), $workHour->getMorningTo()],
+            [$workHour->getAfternoonFrom(), $workHour->getAfternoonTo()],
+            [$workHour->getEveningFrom(), $workHour->getEveningTo()],
+        ];
+
+        $totalMinutes = 0;
+        $nightMinutes = 0;
+
+        foreach ($ranges as [$from, $to]) {
+            $totalMinutes += $this->intervalMinutes($from, $to);
+            $nightMinutes += $this->nightIntervalMinutes($from, $to);
+        }
+
+        $dayMinutes = max(0, $totalMinutes - $nightMinutes);
+
+        return [
+            'dayMinutes'   => $dayMinutes,
+            'nightMinutes' => $nightMinutes,
+            'totalMinutes' => $totalMinutes,
+        ];
+    }
+
+    /**
+     * @return null|array{int, int}
+     */
+    private function resolveInterval(?string $from, ?string $to): ?array
+    {
+        $fromMinutes = $this->toMinutes($from);
+        $toMinutes   = $this->toMinutes($to);
+        if (null === $fromMinutes || null === $toMinutes) {
+            return null;
+        }
+
+        $end = $toMinutes <= $fromMinutes ? $toMinutes + 1440 : $toMinutes;
+
+        return [$fromMinutes, $end];
+    }
+
+    private function toMinutes(?string $time): ?int
+    {
+        if (null === $time || '' === $time) {
+            return null;
+        }
+
+        [$hours, $minutes] = array_map('intval', explode(':', $time));
+
+        return ($hours * 60) + $minutes;
+    }
+
+    private function intervalMinutes(?string $from, ?string $to): int
+    {
+        $interval = $this->resolveInterval($from, $to);
+        if (null === $interval) {
+            return 0;
+        }
+
+        [$start, $end] = $interval;
+
+        return max(0, $end - $start);
+    }
+
+    private function nightIntervalMinutes(?string $from, ?string $to): int
+    {
+        $interval = $this->resolveInterval($from, $to);
+        if (null === $interval) {
+            return 0;
+        }
+
+        [$start, $end] = $interval;
+        $windows       = [[0, 360], [1260, 1440]];
+        $total         = 0;
+
+        for ($dayOffset = 0; $dayOffset <= 1; ++$dayOffset) {
+            $shift = $dayOffset * 1440;
+            foreach ($windows as [$windowStart, $windowEnd]) {
+                $total += $this->overlap($start, $end, $windowStart + $shift, $windowEnd + $shift);
+            }
+        }
+
+        return $total;
+    }
+
+    private function overlap(int $startA, int $endA, int $startB, int $endB): int
+    {
+        $start = max($startA, $startB);
+        $end   = min($endA, $endB);
+
+        return max(0, $end - $start);
+    }
+
+    private function computeOvertime25Minutes(int $weeklyTotalMinutes): int
+    {
+        return max(0, min($weeklyTotalMinutes, 43 * 60) - (35 * 60));
+    }
+
+    private function computeOvertime50Minutes(int $weeklyTotalMinutes): int
+    {
+        return max(0, $weeklyTotalMinutes - (43 * 60));
+    }
+}