diff --git a/templates/users.html b/templates/users.html
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+++ b/templates/users.html
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+{% extends "base.html" %}
+{% block title %}Supervision - Utilisateurs{% endblock %}
+
+{% block content %}
+<div class="d-flex justify-content-between align-items-center mb-3">
+    <h4 class="mb-0"><i class="bi bi-people"></i> Utilisateurs Amadea</h4>
+    <span id="last-update" class="text-muted small"></span>
+</div>
+
+<div id="alert-zone"></div>
+
+<!-- Graphique d'activite horaire -->
+<div class="card mb-3">
+    <div class="card-header d-flex justify-content-between align-items-center">
+        <h6 class="mb-0"><i class="bi bi-bar-chart"></i> Utilisateurs actifs par heure</h6>
+        <select id="period-select" class="form-select form-select-sm" style="width: auto;">
+            <option value="today">Aujourd'hui</option>
+            <option value="7days">7 derniers jours</option>
+        </select>
+    </div>
+    <div class="card-body">
+        <div id="chart-container"
+             style="height: 100px; display: flex; align-items: flex-end; gap: 3px;">
+        </div>
+        <div id="chart-labels" style="display: flex; gap: 3px; margin-top: 4px;"></div>
+        <div id="chart-unavailable" class="d-none">
+            <div class="alert alert-info mb-0">
+                <i class="bi bi-info-circle"></i>
+                Les donnees historiques des jours precedents ne sont pas disponibles (fichiers archives).
+            </div>
+        </div>
+    </div>
+</div>
+
+<!-- Tableau utilisateurs -->
+<div class="card">
+    <div class="card-header">
+        <h6 class="mb-0"><i class="bi bi-person-lines-fill"></i> Utilisateurs connectes aujourd'hui</h6>
+    </div>
+    <div class="card-body p-0">
+        <table class="table table-hover mb-0">
+            <thead>
+                <tr>
+                    <th>Utilisateur</th>
+                    <th>Statut</th>
+                    <th>Derniere action</th>
+                    <th>Actions (24h)</th>
+                    <th>Depuis</th>
+                </tr>
+            </thead>
+            <tbody id="users-tbody"></tbody>
+        </table>
+    </div>
+</div>
+{% endblock %}
+
+{% block scripts %}
+<script>
+var STATUS_CONFIG = {
+    actif:      { badge: 'bg-success',          label: 'ACTIF' },
+    inactif:    { badge: 'bg-warning text-dark', label: 'INACTIF' },
+    deconnecte: { badge: 'bg-secondary',         label: 'DECONNECTE' },
+};
+
+var currentHourly = [];
+var currentPeriod = 'today';
+
+/* --- Graphique CSS pur --- */
+
+function renderChart(data) {
+    var container = document.getElementById('chart-container');
+    var labelsEl  = document.getElementById('chart-labels');
+    var unavail   = document.getElementById('chart-unavailable');
+
+    container.style.display = 'flex';
+    labelsEl.style.display  = 'flex';
+    unavail.classList.add('d-none');
+    container.textContent = '';
+    labelsEl.textContent  = '';
+
+    if (!data || data.length === 0) {
+        var msg = document.createElement('span');
+        msg.className = 'text-muted small';
+        msg.textContent = 'Aucune donnee disponible.';
+        container.appendChild(msg);
+        return;
+    }
+
+    var max = 1;
+    data.forEach(function(d) { if ((d.count || 0) > max) max = d.count; });
+
+    data.forEach(function(item) {
+        var count = item.count || 0;
+        var heightPct = count > 0 ? Math.max((count / max) * 100, 6) : 0;
+
+        var bar = document.createElement('div');
+        bar.style.flex         = '1';
+        bar.style.minWidth     = '14px';
+        bar.style.height       = heightPct + '%';
+        bar.style.background   = '#0d6efd';
+        bar.style.borderRadius = '3px 3px 0 0';
+        bar.style.opacity      = count > 0 ? '1' : '0.15';
+        bar.style.transition   = 'height 0.3s';
+        bar.title = item.hour !== undefined
+            ? item.hour + 'h : ' + count + ' utilisateur(s)'
+            : item.date + ' : ' + count + ' utilisateur(s)';
+        container.appendChild(bar);
+
+        var lbl = document.createElement('div');
+        lbl.style.flex      = '1';
+        lbl.style.minWidth  = '14px';
+        lbl.style.textAlign = 'center';
+        lbl.style.fontSize  = '0.6rem';
+        lbl.style.color     = '#6c757d';
+        lbl.style.overflow  = 'hidden';
+        if (item.hour !== undefined) {
+            lbl.textContent = item.hour % 3 === 0 ? item.hour + 'h' : '';
+        } else {
+            var d = new Date(item.date);
+            lbl.textContent = d.getUTCDate() + '/' + (d.getUTCMonth() + 1);
+        }
+        labelsEl.appendChild(lbl);
+    });
+}
+
+function renderWeekly(weekly) {
+    var unavail   = document.getElementById('chart-unavailable');
+    var container = document.getElementById('chart-container');
+    var labelsEl  = document.getElementById('chart-labels');
+
+    var allNull = weekly.every(function(d) { return d.count === null; });
+    if (allNull) {
+        container.style.display = 'none';
+        labelsEl.style.display  = 'none';
+        unavail.classList.remove('d-none');
+        return;
+    }
+    container.style.display = 'flex';
+    labelsEl.style.display  = 'flex';
+    unavail.classList.add('d-none');
+    renderChart(weekly.map(function(d) {
+        return { date: d.date, count: d.count === null ? 0 : d.count };
+    }));
+}
+
+/* --- Tableau --- */
+
+function renderTable(users) {
+    var tbody = document.getElementById('users-tbody');
+    tbody.textContent = '';
+
+    if (!users || users.length === 0) {
+        var tr = document.createElement('tr');
+        var td = document.createElement('td');
+        td.colSpan   = 5;
+        td.className = 'text-center text-muted py-3';
+        td.textContent = "Aucun utilisateur detecte aujourd'hui.";
+        tr.appendChild(td);
+        tbody.appendChild(tr);
+        return;
+    }
+
+    users.forEach(function(u) {
+        var sc = STATUS_CONFIG[u.status] || { badge: 'bg-secondary', label: (u.status || '').toUpperCase() };
+        var tr = document.createElement('tr');
+
+        /* Utilisateur */
+        var tdUser = document.createElement('td');
+        var strong = document.createElement('strong');
+        strong.textContent = u.login || '';
+        tdUser.appendChild(strong);
+        tr.appendChild(tdUser);
+
+        /* Statut */
+        var tdStatus = document.createElement('td');
+        var badge    = document.createElement('span');
+        badge.className   = 'badge ' + sc.badge;
+        badge.textContent = sc.label;
+        tdStatus.appendChild(badge);
+        tr.appendChild(tdStatus);
+
+        /* Derniere action */
+        var tdAction = document.createElement('td');
+        tdAction.textContent = u.last_action_time || '\u2014';
+        if (u.last_action_label) {
+            var br    = document.createElement('br');
+            var small = document.createElement('small');
+            small.className   = 'text-muted';
+            small.textContent = u.last_action_label;
+            tdAction.appendChild(br);
+            tdAction.appendChild(small);
+        }
+        tr.appendChild(tdAction);
+
+        /* Actions 24h */
+        var tdCount = document.createElement('td');
+        tdCount.textContent = String(u.action_count_24h || 0);
+        tr.appendChild(tdCount);
+
+        /* Depuis */
+        var tdSince = document.createElement('td');
+        tdSince.textContent = u.connected_since || '\u2014';
+        tr.appendChild(tdSince);
+
+        tbody.appendChild(tr);
+    });
+}
+
+/* --- Alertes --- */
+
+function showAlert(type, message) {
+    var zone = document.getElementById('alert-zone');
+    zone.textContent = '';
+    var div  = document.createElement('div');
+    div.className = 'alert alert-' + type;
+    var icon = document.createElement('i');
+    icon.className = 'bi bi-exclamation-triangle me-1';
+    div.appendChild(icon);
+    div.appendChild(document.createTextNode(message));
+    zone.appendChild(div);
+}
+
+function clearAlert() {
+    document.getElementById('alert-zone').textContent = '';
+}
+
+/* --- Refresh --- */
+
+function refreshUsers() {
+    fetch('/api/users')
+        .then(function(r) { return r.json(); })
+        .then(function(data) {
+            if (data.error) {
+                showAlert('warning', data.error);
+                renderTable([]);
+                renderChart([]);
+                return;
+            }
+            if (data.no_files) {
+                showAlert('info', "Aucun log disponible pour aujourd'hui.");
+                renderTable([]);
+                renderChart([]);
+                return;
+            }
+            clearAlert();
+            renderTable(data.users || []);
+            currentHourly = data.hourly || [];
+            if (currentPeriod === 'today') {
+                renderChart(currentHourly);
+            }
+            document.getElementById('last-update').textContent =
+                'Mis a jour : ' + new Date().toLocaleTimeString('fr-FR');
+        })
+        .catch(function() {});
+}
+
+document.getElementById('period-select').addEventListener('change', function() {
+    currentPeriod = this.value;
+    if (currentPeriod === 'today') {
+        document.getElementById('chart-container').style.display = 'flex';
+        document.getElementById('chart-labels').style.display    = 'flex';
+        document.getElementById('chart-unavailable').classList.add('d-none');
+        renderChart(currentHourly);
+    } else {
+        fetch('/api/users/activity/weekly')
+            .then(function(r) { return r.json(); })
+            .then(function(data) { renderWeekly(data.weekly || []); })
+            .catch(function() {});
+    }
+});
+
+refreshUsers();
+setInterval(refreshUsers, 30000);
+</script>
+{% endblock %}