:root {
    --primary: #1e6b52;
    --primary-dark: #154d3b;
    --primary-light: #e6f2ee;
    --profit: #1e6b52;
    --cout: #a5502c;
    --cout-bg: #fbeee6;
    --profit-bg: #e6f2ee;
    --bg: #f5f6f4;
    --panel: #ffffff;
    --border: #e2e4e0;
    --text: #26302c;
    --text-muted: #6b756f;
    --danger: #b83232;
    --danger-bg: #fbeaea;
    --success: #1e6b52;
    --success-bg: #e6f2ee;
    --warning: #96731a;
    --warning-bg: #fdf3e0;
    --radius: 8px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}

/* --- Layout général --- */
.layout { display: flex; min-height: 100vh; }

.sidebar {
    width: 240px;
    background: var(--primary-dark);
    color: #fff;
    display: flex;
    flex-direction: column;
    padding: 20px 0;
    flex-shrink: 0;
}
.brand { font-size: 18px; font-weight: 700; padding: 0 20px 20px; }
.brand-sub { font-size: 12px; font-weight: 400; color: #cfe3da; margin-top: 4px; }
.sidebar nav { display: flex; flex-direction: column; flex: 1; }
.sidebar nav a {
    color: #cfe3da;
    text-decoration: none;
    padding: 12px 20px;
    font-size: 14px;
    border-left: 3px solid transparent;
}
.sidebar nav a:hover { background: rgba(255,255,255,0.06); color: #fff; }
.sidebar nav a.active { background: rgba(255,255,255,0.1); color: #fff; border-left-color: #fff; font-weight: 600; }
.sidebar-footer { padding: 16px 20px; border-top: 1px solid rgba(255,255,255,0.15); }
.user-info { font-size: 13px; margin-bottom: 8px; color: #cfe3da; }
.logout-link { color: #f5c6c6; text-decoration: none; font-size: 13px; }
.logout-link:hover { text-decoration: underline; }

.content { flex: 1; padding: 32px; max-width: 1200px; }

/* --- En-têtes de page --- */
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.page-header h1 { margin: 0; font-size: 24px; }

/* --- Cartes / panneaux --- */
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 24px; }
.panel h2 { margin-top: 0; font-size: 16px; }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.stat-label { font-size: 13px; color: var(--text-muted); margin-bottom: 6px; }
.stat-value { font-size: 26px; font-weight: 700; color: var(--primary-dark); }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; } }

/* --- Tables --- */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { text-align: left; padding: 10px 8px; color: var(--text-muted); font-weight: 600; border-bottom: 2px solid var(--border); font-size: 12px; text-transform: uppercase; letter-spacing: 0.03em; }
.table td { padding: 10px 8px; border-bottom: 1px solid var(--border); }
.table .right { text-align: right; }
.table .empty { text-align: center; color: var(--text-muted); padding: 24px; }
.table-nested { background: var(--bg); border-radius: 6px; }
.row-toggle { cursor: pointer; }
.row-toggle:hover { background: var(--primary-light); }
.toggle-icon { width: 20px; color: var(--text-muted); }

/* --- Badges / tags --- */
.badge { display: inline-block; padding: 2px 8px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.badge-cout { background: var(--cout-bg); color: var(--cout); }
.badge-profit { background: var(--profit-bg); color: var(--profit); }
.tag { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 12px; }
.tag-ok { background: var(--success-bg); color: var(--success); }
.tag-off { background: #eee; color: #888; }
.tag-affecte { background: var(--primary-light); color: var(--primary-dark); }
.tag-reparti { background: var(--warning-bg); color: var(--warning); }
.mini-badge { display: inline-block; background: var(--bg); border: 1px solid var(--border); border-radius: 4px; padding: 1px 6px; font-size: 11px; margin-left: 4px; }
.sous-centre-indent { padding-left: 24px !important; color: var(--text-muted); }
.text-muted { color: var(--text-muted); font-size: 12px; }

/* --- Boutons et liens --- */
.btn { background: var(--primary); color: #fff; border: none; padding: 10px 18px; border-radius: var(--radius); font-size: 14px; font-weight: 600; cursor: pointer; text-decoration: none; display: inline-block; }
.btn:hover { background: var(--primary-dark); }
.btn-secondary { background: #fff; color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--bg); }
.btn-small { padding: 6px 12px; font-size: 13px; }
.link { background: none; border: none; color: var(--primary); cursor: pointer; font-size: 13px; padding: 0; text-decoration: underline; }
.link-danger { color: var(--danger); text-decoration: none; font-size: 14px; }
.actions { display: flex; gap: 12px; align-items: center; }
.inline { display: inline; }

/* --- Formulaires --- */
label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 14px; color: var(--text); }
input, select, textarea {
    width: 100%;
    padding: 9px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    margin-top: 5px;
    font-family: inherit;
    background: #fff;
    color: var(--text);
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.radio-group { display: flex; gap: 20px; margin-bottom: 16px; }
.radio-label { display: flex; align-items: center; gap: 6px; font-weight: 400; font-size: 14px; }
.radio-label input { width: auto; margin: 0; }
.hint { font-size: 12px; color: var(--text-muted); margin: -6px 0 16px; }
.filter-row { display: flex; gap: 16px; align-items: flex-end; }
.filter-row label { margin-bottom: 0; }

/* --- Répartition dynamique --- */
.ligne-repartition { display: grid; grid-template-columns: 2fr 1fr auto; gap: 10px; align-items: center; margin-bottom: 10px; }
.total-repartition { font-size: 13px; font-weight: 600; margin-top: 8px; padding: 8px; border-radius: 6px; background: var(--bg); }
.total-repartition.ok { background: var(--success-bg); color: var(--success); }
.total-repartition.err { background: var(--danger-bg); color: var(--danger); }

/* --- Alertes --- */
.alert { padding: 12px 16px; border-radius: var(--radius); font-size: 14px; margin-bottom: 16px; }
.alert-error { background: var(--danger-bg); color: var(--danger); }
.alert-success { background: var(--success-bg); color: var(--success); }
.alert-warning { background: var(--warning-bg); color: var(--warning); }
.alert-info { background: var(--primary-light); color: var(--primary-dark); }

/* --- Analyse des écarts --- */
.table-scroll { overflow-x: auto; }
.table-pivot { min-width: 900px; }
.table-pivot th, .table-pivot td { white-space: nowrap; }
.sticky-col { position: sticky; left: 0; background: var(--panel); z-index: 1; min-width: 180px; white-space: normal !important; }
.row-total { background: var(--bg); font-weight: 600; }
.row-total .sticky-col { background: var(--bg); }
.cell-pivot { padding: 8px 10px !important; }
.cell-montant { font-size: 13px; }
.cell-ecart { margin-top: 3px; }
.ecart-badge { display: inline-block; font-size: 11px; padding: 2px 6px; border-radius: 4px; white-space: nowrap; }
.ecart-hausse { background: var(--danger-bg); color: var(--danger); }
.ecart-baisse { background: var(--success-bg); color: var(--success); }
.ecart-stable { background: #eee; color: #888; }
.ecart-nouveau { background: var(--warning-bg); color: var(--warning); }
.ecart-na { background: transparent; color: var(--text-muted); }

/* --- Modales --- */
.modal-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(20, 30, 25, 0.5);
    align-items: center; justify-content: center;
    z-index: 100;
    padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal { background: #fff; border-radius: 10px; padding: 28px; width: 100%; max-width: 480px; max-height: 90vh; overflow-y: auto; }
.modal-large { max-width: 640px; }
.modal h2 { margin-top: 0; }
.modal-actions { display: flex; justify-content: flex-end; gap: 12px; margin-top: 20px; }

/* --- Page de connexion / install --- */
.auth-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: var(--primary-dark); }
.auth-box { background: #fff; padding: 40px; border-radius: 12px; width: 100%; max-width: 380px; }
.auth-box h1 { text-align: center; font-size: 20px; margin-bottom: 24px; }