:root {
  --navy: #1F3B57;
  --navy-2: #2b4d6f;
  --bg: #f4f6f9;
  --card: #ffffff;
  --border: #dfe5ec;
  --text: #1f2d3a;
  --muted: #6b7a8c;
  --green: #1f9d55;
  --green-bg: #e5f5ec;
  --orange: #e08e0b;
  --orange-bg: #fdf2dd;
  --red: #d64545;
  --red-bg: #fbe6e6;
  --accent: #3b82f6;
  --shadow: 0 1px 3px rgba(16,42,67,.08), 0 1px 2px rgba(16,42,67,.06);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.45;
}
a { color: var(--accent); text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ---------- Layout ---------- */
.topbar {
  background: var(--navy); color: #fff; display: flex; align-items: center;
  gap: 20px; padding: 0 22px; height: 56px; position: sticky; top: 0; z-index: 50;
  box-shadow: 0 2px 8px rgba(16,42,67,.15);
}
.topbar .brand { font-weight: 700; font-size: 16px; letter-spacing: .3px; white-space: nowrap; }
.topbar .brand small { display:block; font-weight:400; font-size:10px; opacity:.7; letter-spacing:0; }
.nav { display: flex; gap: 4px; margin-left: 10px; flex: 1; }
.nav button {
  background: transparent; border: 0; color: #cdd8e4; padding: 8px 14px;
  border-radius: 7px; font-size: 13.5px; font-weight: 500;
}
.nav button:hover { background: rgba(255,255,255,.09); color: #fff; }
.nav button.active { background: rgba(255,255,255,.16); color: #fff; }
.userbox { display: flex; align-items: center; gap: 12px; font-size: 13px; color: #dbe4ee; }
.userbox button {
  background: rgba(255,255,255,.12); border: 0; color: #fff; padding: 6px 12px;
  border-radius: 6px; font-size: 12.5px;
}
.userbox button:hover { background: rgba(255,255,255,.22); }

.wrap { max-width: 1500px; margin: 0 auto; padding: 22px; }
.view { display: none; }
.view.active { display: block; }

/* ---------- Toolbar / filters ---------- */
.toolbar {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px; margin-bottom: 18px; display: flex; flex-wrap: wrap;
  gap: 16px; align-items: flex-end; box-shadow: var(--shadow);
}
.field { display: flex; flex-direction: column; gap: 5px; }
.field label { font-size: 11px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; }
select, input[type=text], input[type=number], input[type=email], input[type=password] {
  font-family: inherit; font-size: 14px; padding: 8px 10px; border: 1px solid var(--border);
  border-radius: 7px; background: #fff; color: var(--text); min-width: 120px;
}
select:focus, input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(59,130,246,.12); }
.spacer { flex: 1; }

.btn {
  background: var(--navy); color: #fff; border: 0; padding: 9px 16px; border-radius: 7px;
  font-size: 13.5px; font-weight: 600; display: inline-flex; align-items: center; gap: 7px;
}
.btn:hover { background: var(--navy-2); }
.btn.ghost { background: #fff; color: var(--navy); border: 1px solid var(--border); }
.btn.ghost:hover { background: #f0f4f8; }
.btn.green { background: var(--green); }
.btn.small { padding: 5px 10px; font-size: 12px; }
.btn.danger { background: var(--red); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  padding: 6px 11px; border: 1px solid var(--border); border-radius: 20px; font-size: 12.5px;
  background: #fff; color: var(--muted); user-select: none;
}
.chip.on { background: var(--navy); color: #fff; border-color: var(--navy); }

/* ---------- Cards / KPIs ---------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 14px; margin-bottom: 18px; }
.kpi { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 16px; box-shadow: var(--shadow); }
.kpi .label { font-size: 12px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing:.4px; }
.kpi .value { font-size: 26px; font-weight: 700; margin-top: 4px; }
.kpi .sub { font-size: 12.5px; color: var(--muted); margin-top: 3px; }

.card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; box-shadow: var(--shadow); margin-bottom: 18px; }
.card h3 { margin: 0; padding: 14px 18px; border-bottom: 1px solid var(--border); font-size: 15px; }
.card .body { padding: 16px 18px; }

/* ---------- Tables ---------- */
.table-scroll { overflow-x: auto; border-radius: 10px; }
table.grid { border-collapse: collapse; width: 100%; font-size: 13px; }
table.grid th, table.grid td { border: 1px solid var(--border); padding: 7px 9px; text-align: right; white-space: nowrap; }
table.grid thead th { background: var(--navy); color: #fff; position: sticky; top: 0; font-weight: 600; font-size: 12px; z-index: 1; }
table.grid th.l, table.grid td.l { text-align: left; }
table.grid tbody tr:nth-child(even) { background: #fafbfc; }
table.grid tbody tr:hover { background: #eef4fb; }
table.grid tr.total td { background: #eef2f6 !important; font-weight: 700; border-top: 2px solid var(--navy); }
table.grid td .prod { display: flex; align-items: center; gap: 9px; }
table.grid td .prod img, .prod-thumb {
  width: 34px; height: 34px; border-radius: 6px; object-fit: cover; border: 1px solid var(--border); background: #f0f3f6; flex-shrink: 0;
}
table.grid td .prod .meta small { color: var(--muted); font-size: 11px; display:block; }
.sub-col { background: #f7f9fb; }

.badge-dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 5px; vertical-align: middle; }
.status-green { color: var(--green); } .bg-green { background: var(--green); }
.status-orange { color: var(--orange); } .bg-orange { background: var(--orange); }
.status-red { color: var(--red); } .bg-red { background: var(--red); }
.status-none { color: var(--muted); } .bg-none { background: #b9c2cc; }
td.cell-green { background: var(--green-bg) !important; }
td.cell-orange { background: var(--orange-bg) !important; }
td.cell-red { background: var(--red-bg) !important; }

/* editable inputs in grids */
table.grid input.cell {
  width: 72px; text-align: right; border: 1px solid transparent; background: transparent;
  padding: 4px 5px; border-radius: 5px; font-size: 13px;
}
table.grid input.cell:hover { border-color: var(--border); }
table.grid input.cell:focus { border-color: var(--accent); background: #fff; box-shadow: 0 0 0 2px rgba(59,130,246,.15); }
table.grid input.cell.dirty { background: #fff8e1; border-color: var(--orange); }
tr.kind-forecast td.kind-label { color: var(--muted); }
tr.kind-actual td.kind-label { color: var(--navy); font-weight: 600; }

/* ---------- Charts ---------- */
.chart-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 1000px){ .chart-grid { grid-template-columns: 1fr; } .nav { overflow-x:auto; } }
.chart-box { position: relative; height: 340px; }

/* ---------- Settings ---------- */
.tabs-sub { display: flex; gap: 6px; margin-bottom: 16px; flex-wrap: wrap; }
.tabs-sub button { background: #fff; border: 1px solid var(--border); padding: 8px 14px; border-radius: 8px; font-weight: 600; color: var(--muted); }
.tabs-sub button.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.setting-panel { display: none; } .setting-panel.active { display: block; }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(16,30,45,.5); display: none;
  align-items: center; justify-content: center; z-index: 100; padding: 24px 16px; overflow-y: auto;
}
.modal-backdrop.open { display: flex; }
/* La modale ne dépasse jamais l'écran : le corps défile, l'en-tête et les
   boutons (dont « Enregistrer ») restent toujours visibles. */
.modal {
  background: #fff; border-radius: 12px; width: 100%; max-width: 560px;
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
  max-height: calc(100vh - 48px); display: flex; flex-direction: column;
}
.modal h3 { margin: 0; padding: 18px 22px; border-bottom: 1px solid var(--border); font-size: 17px; flex-shrink: 0; }
.modal .m-body { padding: 20px 22px; display: flex; flex-direction: column; gap: 14px; overflow-y: auto; flex: 1 1 auto; }
.modal .m-foot { padding: 14px 22px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; flex-shrink: 0; }
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row label { font-size: 12.5px; font-weight: 600; color: var(--muted); }
.form-row input, .form-row select { width: 100%; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ---------- Toast ---------- */
#toast-host { position: fixed; bottom: 22px; right: 22px; z-index: 300; display: flex; flex-direction: column; gap: 10px; pointer-events: none; }
.toast { background: #21313f; color: #fff; padding: 12px 18px; border-radius: 9px; box-shadow: 0 8px 24px rgba(0,0,0,.25); font-size: 13.5px; animation: slidein .2s ease; max-width: 360px; pointer-events: auto; }
.toast.ok { background: #17663f; } .toast.err { background: #a33; }
@keyframes slidein { from { transform: translateY(10px); opacity: 0; } to { transform: none; opacity: 1; } }

.muted { color: var(--muted); }
.empty { text-align: center; padding: 50px 20px; color: var(--muted); }
.pill { font-size: 11px; padding: 2px 8px; border-radius: 12px; background: #eef2f6; color: var(--muted); }
.savebar { position: sticky; bottom: 0; background: rgba(255,255,255,.96); border-top: 1px solid var(--border); padding: 12px 16px; display: flex; justify-content: space-between; align-items:center; border-radius: 0 0 10px 10px; }
.row-actions { display: flex; gap: 6px; }
.legend { display: flex; gap: 16px; font-size: 12.5px; color: var(--muted); align-items: center; flex-wrap: wrap; }
.legend span { display: inline-flex; align-items: center; gap: 5px; }