:root {
  --bg: #f4f5f4;
  --card: #fff;
  --ink: #1b1f1d;
  --muted: #6b726e;
  --faint: #9aa19d;
  --accent: #0a5c43;
  --line: #e2e5e3;
  --line-soft: #eef0ef;
  --airtel: #e40613;
  --vodacom: #b8000b;
  --orange: #f26b00;
  --africell: #5b2a9e;
  --inconnu: #8a918d;
  --danger: #a61b1b;
  --in: #0b7a53;
  --out: #b4400d;
  --deposit: #1d5fa3;
  --withdrawal: #8a4b08;
  --cash: #4b5a52;
  --radius: 6px;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 15px;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
strong, b, .amt, .balance-amount, td, .hbar-val, .metric b { font-variant-numeric: tabular-nums; }

/* Connexion */
.auth-body { display: grid; place-items: center; padding: 24px; }
.auth-card {
  width: min(400px, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
}
.auth-card h1 { margin: 0; color: var(--accent); font-size: 1.35rem; }
.auth-tabs { display: flex; gap: 8px; margin-top: 16px; }
.auth-tabs .ghost { flex: 1; }
.okmsg { color: var(--accent); min-height: 1.2em; }
.auth-card label { display: grid; gap: 6px; margin: 14px 0; font-size: 0.88rem; color: var(--muted); }
.auth-card input, .toolbar input, .toolbar select, .panel input {
  width: 100%; border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 11px; font: inherit; background: #fff;
}

/* Boutons */
.auth-card button, button {
  border: 1px solid var(--accent); border-radius: var(--radius); padding: 9px 13px; font: inherit; font-size: 0.92rem;
  background: var(--accent); color: #fff; cursor: pointer;
}
button.ghost { background: #fff; color: var(--ink); border-color: var(--line); }
button.ghost:hover { border-color: #c9cecb; }
button.ghost.active { background: var(--ink); border-color: var(--ink); color: #fff; }
button.danger { background: #fff; color: var(--danger); border-color: var(--line); }
.sub { color: var(--muted); margin: 4px 0 0; font-size: 0.88rem; }
.err { color: var(--danger); min-height: 1.2em; }

/* En-tête et navigation */
.top {
  background: #fff; border-bottom: 1px solid var(--line);
  padding: 14px max(20px, calc((100% - 1100px) / 2)) 0;
}
.top h1 { margin: 0; font-size: 1.15rem; color: var(--accent); letter-spacing: -0.01em; }
.nav { display: flex; gap: 2px; overflow-x: auto; margin-top: 10px; scrollbar-width: none; }
.nav::-webkit-scrollbar { display: none; }
.nav button, .nav button.ghost, .nav button.danger {
  background: none; border: none; border-bottom: 2px solid transparent; border-radius: 0;
  color: var(--muted); padding: 10px 12px; white-space: nowrap;
}
.nav button:hover { color: var(--ink); }
.nav button.ghost.active { background: none; color: var(--ink); border-bottom-color: var(--accent); font-weight: 600; }
.nav #logout { margin-left: auto; color: var(--danger); }

main { max-width: 1100px; margin: 0 auto; padding: 14px 20px 40px; }
.toolbar { display: flex; gap: 6px; flex-wrap: wrap; margin: 4px 0 14px; align-items: center; }
.toolbar select { width: auto; min-width: 220px; margin-right: 6px; }
.toolbar .period { padding: 7px 11px; font-size: 0.88rem; }
#periodLabel { color: var(--muted); font-size: 0.86rem; margin-left: 4px; }

/* Cartes et indicateurs */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; }
.card, .op, .panel {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px;
}
.card span { color: var(--muted); font-size: 0.8rem; }
.card strong { display: block; font-size: 1.3rem; font-weight: 600; margin-top: 6px; letter-spacing: -0.01em; }
.kpis .kpi small, .card small { display: block; margin-top: 4px; color: var(--faint); font-size: 0.78rem; }
.kpi.in strong { color: var(--in); }
.kpi.out strong { color: var(--out); }
.trend { font-weight: 600; }
.trend.up { color: var(--in); }
.trend.down { color: var(--out); }

/* Opérateurs : un repère de couleur discret au lieu d'une bande */
.op, .balance { --opc: var(--inconnu); }
.airtel { --opc: var(--airtel); }
.vodacom { --opc: var(--vodacom); }
.orange { --opc: var(--orange); }
.africell { --opc: var(--africell); }
.op h3, .balance-head h3 { display: flex; align-items: center; gap: 8px; }
.op h3::before, .balance-head h3::before {
  content: ""; width: 10px; height: 10px; border-radius: 2px; background: var(--opc); flex: none;
}
.ops { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 10px; }
.op h3 { margin: 0 0 10px; font-size: 0.95rem; font-weight: 600; text-transform: none; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-top: 1px solid var(--line-soft); }
.metric { padding: 8px 0; border-bottom: 1px solid var(--line-soft); }
.metric b { display: block; margin-top: 2px; font-weight: 600; }
.metric small { color: var(--muted); font-size: 0.78rem; }
.metric.in b { color: var(--in); }
.metric.out b { color: var(--out); }
.op .sub, .op p { font-size: 0.84rem; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.chip { background: var(--line-soft); color: var(--ink); border-radius: 4px; padding: 3px 7px; font-size: 0.78rem; }

/* Tableaux */
table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line-soft); font-size: 0.9rem; }
th { color: var(--muted); font-weight: 500; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.03em; }
tr:last-child td { border-bottom: none; }

/* Liste des opérations : présentation façon relevé */
.list { display: grid; gap: 0; margin-top: 12px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
.list:empty { display: none; }
.list > p { padding: 12px 16px; margin: 0; }
.tx { padding: 12px 16px; border-bottom: 1px solid var(--line-soft); }
.tx:last-child { border-bottom: none; }
.tx .meta { color: var(--faint); font-size: 0.8rem; margin-top: 4px; }
.tx-head { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.tx-head strong { font-weight: 600; }
.tx-head .amt { margin-left: auto; font-weight: 600; font-size: 1rem; }
.amt.in { color: var(--in); }
.amt.out { color: var(--out); }
.badge { font-size: 0.75rem; font-weight: 500; color: var(--muted); }
.badge::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; margin-right: 5px; vertical-align: 1px; background: var(--faint); }
.badge.in::before { background: var(--in); }
.badge.out::before { background: var(--out); }
.flow { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; margin: 6px 0 4px; font-size: 0.86rem; color: var(--muted); }
.node { background: none; border: none; padding: 0; color: var(--ink); font-size: 0.86rem; }
.node.via { font-weight: 500; display: inline-flex; align-items: center; gap: 5px; }
.node.via::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: var(--opc, var(--inconnu)); }
button.node-num { cursor: pointer; font: inherit; font-size: 0.86rem; color: var(--accent); text-decoration: underline; text-underline-offset: 2px; text-decoration-color: #b7cfc5; }
.arrow { color: var(--faint); }
.explain { margin: 4px 0; font-size: 0.88rem; color: #3d4541; line-height: 1.45; }
.tx details summary { cursor: pointer; color: var(--faint); font-size: 0.8rem; margin-top: 4px; }
.raw { margin-top: 6px; font-family: Consolas, monospace; font-size: 0.78rem; color: #3d4541; white-space: pre-wrap; background: var(--bg); padding: 8px; border-radius: 4px; }
.why { font-size: 0.84rem; color: #8a5a00; margin: 4px 0 -4px; }

/* Dépôts et retraits */
.kind-tag { display: inline-block; font-size: 0.75rem; font-weight: 600; padding: 2px 8px; border-radius: 4px; border: 1px solid; }
.kind-tag.deposit { color: var(--deposit); border-color: #c4d6ea; background: #f2f7fc; }
.kind-tag.withdrawal { color: var(--withdrawal); border-color: #e8d5bd; background: #fcf7f0; }
.amt.deposit { color: var(--deposit); }
.amt.withdrawal { color: var(--withdrawal); }
.kpi.deposit strong { color: var(--deposit); }
.kpi.withdrawal strong { color: var(--withdrawal); }
.card[data-goto] { cursor: pointer; }
.card[data-goto]:hover { border-color: #c9cecb; }
.node.via.cash { font-weight: 400; color: var(--muted); }
.effects { display: flex; flex-wrap: wrap; gap: 4px 18px; font-size: 0.84rem; color: var(--muted); margin: 2px 0 4px; }
.effects b { font-weight: 600; }
.def-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.def-grid > div { line-height: 1.55; }
.def-grid .kind-tag { margin-right: 6px; }
.def-grid .sub { display: block; margin-top: 4px; }
.seg { display: inline-flex; gap: 4px; margin-left: 10px; vertical-align: middle; }
.seg button { padding: 5px 10px; font-size: 0.82rem; font-weight: 400; }
.live { font-size: 0.8rem; color: var(--in); margin-left: auto; }
table.compact th, table.compact td { padding: 8px 6px; font-size: 0.86rem; }
table.compact, .table-wrap table.compact { border: none; min-width: 0; }
table.compact .dot { margin-right: 6px; }

/* Barres */
.bar { height: 8px; background: var(--line-soft); border-radius: 2px; overflow: hidden; display: flex; }
.bar i { display: block; height: 100%; }
.legend { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; font-size: 0.8rem; color: var(--muted); }
.dot { width: 8px; height: 8px; border-radius: 2px; display: inline-block; margin-right: 5px; }

.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin: 8px 0 16px; }
.panel-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 10px; }
h2 { margin: 26px 0 10px; font-size: 0.95rem; font-weight: 600; }
h2.section-title { margin-top: 8px; }
h3 { margin: 0 0 10px; font-size: 0.92rem; font-weight: 600; }

/* Téléphones */
.device-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 10px; margin-bottom: 8px; }
.device-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.device-card h3 { margin: 0 0 8px; font-size: 0.95rem; color: var(--ink); }
.device-row { display: flex; justify-content: space-between; gap: 8px; padding: 6px 0; font-size: 0.88rem; border-bottom: 1px solid var(--line-soft); }
.device-row:last-child { border-bottom: none; }
.device-row > span:first-child { color: var(--muted); }

/* Statuts : texte et point, sans pastille */
.pill { display: inline-flex; align-items: center; gap: 5px; font-size: 0.8rem; font-weight: 500; white-space: nowrap; }
.pill::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.pill.ok { color: var(--in); }
.pill.warn { color: #9a6200; }
.pill.off { color: var(--danger); }
.pill + .pill, td .pill { margin-left: 8px; }

footer { max-width: 1100px; margin: 0 auto; padding: 0 20px 28px; color: var(--muted); font-size: 0.84rem; }
#devicesTable, #tableWrap, #settingsShops, #settingsDevices, .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
#devicesTable table, #settingsShops table, #settingsDevices table, .table-wrap table { min-width: 560px; }

.range { display: inline-flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.range input { width: auto; border: 1px solid var(--line); border-radius: var(--radius); padding: 7px 9px; font: inherit; }
button.link { background: none; border: none; color: var(--accent); padding: 0 4px; font-size: 0.86rem; cursor: pointer; text-decoration: underline; text-underline-offset: 2px; }
button.link.strong { font-weight: 600; font-size: 0.9rem; }
.center { text-align: center; }
.empty { padding: 10px 0; color: var(--muted); }
.pos { color: var(--in); }
.neg { color: var(--out); }

/* Alertes et constats */
.alerts { display: grid; gap: 6px; margin-bottom: 14px; }
.alert { background: #fff; border: 1px solid var(--line); border-left: 3px solid; border-radius: var(--radius); padding: 9px 14px; font-size: 0.88rem; }
.alert.danger { border-left-color: var(--danger); }
.alert.warn { border-left-color: #c98a00; }
.alert.info { border-left-color: #7c8b84; }
.insights { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 16px 12px 34px; margin: 0; display: grid; gap: 5px; font-size: 0.9rem; color: #3d4541; }

/* Soldes */
.balance-cards, .balance-detail { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 10px; }
.balance { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; font-size: 0.86rem; color: var(--muted); }
.balance-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.balance-head h3 { margin: 0; color: var(--ink); }
.balance-amount { font-size: 1.5rem; font-weight: 600; color: var(--ink); margin: 10px 0 6px; letter-spacing: -0.02em; }
.balance b { color: var(--ink); font-weight: 600; }
.bal-group + .bal-group { margin-top: 18px; }
.bal-group-head { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; padding-bottom: 6px; border-bottom: 1px solid var(--line); font-size: 0.86rem; color: var(--muted); }
.bal-group-head h3 { margin: 0; font-size: 0.95rem; color: var(--ink); }
.bal-group-head b { color: var(--ink); }
.bal-history-btn { margin-top: 8px; width: 100%; }
.balance.open { grid-column: 1 / -1; }
.balance.open .bal-history-btn { width: auto; }
.bal-history { overflow-x: auto; }
.bal-history { margin-top: 10px; border-top: 1px solid var(--line-soft); padding-top: 8px; }
.bal-table { width: 100%; font-size: 0.8rem; }
.bal-table th, .bal-table td { padding: 4px 6px 4px 0; white-space: nowrap; }
.cur-tag { font-size: 0.7rem; font-weight: 600; color: var(--muted); border: 1px solid var(--line); border-radius: 4px; padding: 1px 5px; }
.explain-box { margin-bottom: 14px; font-size: 0.88rem; color: #3d4541; line-height: 1.5; }
.gaps { margin-top: 12px; border-top: 1px solid var(--line-soft); padding-top: 8px; font-size: 0.84rem; }
.gap { padding: 8px 0; border-top: 1px solid var(--line-soft); }
.gap:first-of-type { border-top: none; }

/* Filtres */
.filters { display: flex; gap: 6px; flex-wrap: wrap; margin: 6px 0 12px; }
.filters input, .filters select { border: 1px solid var(--line); border-radius: var(--radius); padding: 9px 10px; font: inherit; font-size: 0.9rem; background: #fff; flex: 1 1 160px; min-width: 0; }
.filters button { flex: 0 0 auto; }

/* Graphiques */
.chart { overflow-x: auto; }
.cols { display: flex; align-items: flex-end; gap: 4px; height: 170px; min-width: min-content; padding-top: 6px; border-bottom: 1px solid var(--line); }
.col { flex: 1 0 22px; display: flex; flex-direction: column; align-items: center; height: 100%; }
.col .bars { flex: 1; width: 100%; display: flex; align-items: flex-end; justify-content: center; gap: 2px; }
.col .bars i { display: block; width: 42%; min-height: 1px; border-radius: 1px 1px 0 0; }
.col .bar-a { background: var(--in); }
.col .bar-b { background: var(--out); }
.col span { font-size: 0.66rem; color: var(--faint); margin-top: 4px; white-space: nowrap; }
.hbar { display: grid; grid-template-columns: 130px 1fr auto; align-items: center; gap: 10px; margin: 7px 0; font-size: 0.84rem; }
.hbar-track { background: var(--line-soft); border-radius: 1px; height: 8px; overflow: hidden; }
.hbar-track i { display: block; height: 100%; border-radius: 1px; }
.hbar-val { color: var(--muted); white-space: nowrap; }

@media (max-width: 640px) {
  body { font-size: 14px; }
  .top { padding: 12px 12px 0; }
  .nav button, .nav button.ghost, .nav button.danger { padding: 10px 10px; font-size: 0.88rem; }
  main { padding: 12px 12px 32px; }
  .toolbar select { flex: 1 1 100%; min-width: 0; margin-right: 0; }
  .toolbar .period { flex: 1 1 22%; padding: 8px 4px; font-size: 0.84rem; }
  .cards { grid-template-columns: 1fr 1fr; gap: 8px; }
  .card { padding: 12px; }
  .card strong { font-size: 1.1rem; }
  .hbar { grid-template-columns: 95px 1fr auto; }
  .balance-amount { font-size: 1.35rem; }
  .filters input, .filters select { flex: 1 1 45%; }
  .tx { padding: 12px; }
  .def-grid { grid-template-columns: 1fr; gap: 12px; }
  .seg { display: flex; margin: 8px 0 0; }
  .live { margin-left: 0; width: 100%; }
  th, td { padding: 8px; font-size: 0.84rem; }
}