:root {
  --cg-marine: #1F3864;
  --cg-bleu: #4A7DC0;
  --cg-pale: #D9E2F3;
  /* Tokens neutres */
  --bg-page: #f5f6fa;
  --bg-card: #ffffff;
  --bg-elev: #ffffff;
  --bg-hover: #f8f9fa;
  --bg-table-head: var(--cg-marine);
  --txt-primary: #212529;
  --txt-muted: #6c757d;
  --border: #dee2e6;
  --shadow: 0 1px 3px rgba(0,0,0,0.08);
  --skeleton-bg: #e9ecef;
  --skeleton-shine: #f8f9fa;
}

[data-theme="dark"] {
  --bg-page: #0f1419;
  --bg-card: #1a2030;
  --bg-elev: #232a3d;
  --bg-hover: #2a3349;
  --bg-table-head: #0d1b3d;
  --txt-primary: #e4e7ee;
  --txt-muted: #97a0b3;
  --border: #2c3650;
  --shadow: 0 1px 6px rgba(0,0,0,0.4);
  --skeleton-bg: #232a3d;
  --skeleton-shine: #2c3650;
  --cg-pale: #1d2640;
}

[data-theme="dark"] body { color: var(--txt-primary); }
[data-theme="dark"] .card { background: var(--bg-card); color: var(--txt-primary); border-color: var(--border); }
[data-theme="dark"] .table { color: var(--txt-primary); }
[data-theme="dark"] .table-hover tbody tr:hover { background: var(--bg-hover); color: var(--txt-primary); }
[data-theme="dark"] .form-control, [data-theme="dark"] .form-select {
  background: var(--bg-elev); color: var(--txt-primary); border-color: var(--border);
}
[data-theme="dark"] .form-control:focus, [data-theme="dark"] .form-select:focus {
  background: var(--bg-elev); color: var(--txt-primary);
}
[data-theme="dark"] .form-control::placeholder { color: var(--txt-muted); }
[data-theme="dark"] .breadcrumb { background: transparent; }
[data-theme="dark"] .breadcrumb-item a { color: var(--cg-bleu); }
[data-theme="dark"] .breadcrumb-item.active { color: var(--txt-muted); }
[data-theme="dark"] .text-muted { color: var(--txt-muted) !important; }
[data-theme="dark"] .alert { background: var(--bg-elev); color: var(--txt-primary); border-color: var(--border); }
[data-theme="dark"] .btn-outline-secondary { color: var(--txt-primary); border-color: var(--border); }
[data-theme="dark"] .btn-outline-secondary:hover { background: var(--bg-hover); color: var(--txt-primary); }
[data-theme="dark"] code { background: var(--bg-elev); color: var(--cg-bleu); }
[data-theme="dark"] pre { color: var(--txt-primary); }
[data-theme="dark"] .input-group-text { background: var(--bg-hover); color: var(--txt-primary); border-color: var(--border); }
[data-theme="dark"] .list-group-item { background: var(--bg-card); color: var(--txt-primary); border-color: var(--border); }
[data-theme="dark"] .list-group-item-action:hover { background: var(--bg-hover); color: var(--txt-primary); }
[data-theme="dark"] .kpi-card .kpi-value { color: var(--txt-primary); }
[data-theme="dark"] .stat-card .stat-number { color: var(--txt-primary); }
[data-theme="dark"] .section-title { color: var(--cg-bleu); border-bottom-color: var(--border); }
[data-theme="dark"] .navbar-brand { color: white !important; }
[data-theme="dark"] th { background: var(--bg-table-head); color: white; }
[data-theme="dark"] .pdf-link { background: var(--bg-elev); color: var(--txt-primary); border-color: var(--border); }
[data-theme="dark"] .pdf-link:hover { background: var(--bg-hover); }
[data-theme="dark"] .form-section { background: var(--bg-card); color: var(--txt-primary); }
[data-theme="dark"] .form-section h5 { color: var(--cg-bleu); }
[data-theme="dark"] .badge.bg-light { background: var(--bg-elev) !important; color: var(--txt-primary) !important; }

body {
  background: var(--bg-page);
  color: var(--txt-primary);
  transition: background 0.2s, color 0.2s;
}

.navbar {
  background: var(--cg-marine) !important;
}

.navbar-brand {
  font-family: Georgia, serif;
  font-size: 1.4rem;
  letter-spacing: 0.5px;
}

.navbar-brand .cg-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 28px;
  background: var(--cg-bleu);
  color: white;
  font-weight: 700;
  font-size: 1rem;
  border-radius: 3px;
  margin-right: 6px;
  letter-spacing: -1px;
}

.stat-card {
  border: none;
  border-radius: 10px;
}

.stat-card .card-body {
  padding: 1.2rem;
}

.stat-card .stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--cg-marine);
}

.stat-card .stat-label {
  color: #6c757d;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.table th {
  background: var(--cg-marine);
  color: white;
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-en_cours { background: #ffc107; color: #000; }
.badge-termine { background: #198754; }
.badge-facture { background: var(--cg-bleu); }
.badge-paye { background: #6c757d; }
.badge-brouillon { background: #adb5bd; }
.badge-signe { background: #198754; }
.badge-emise { background: var(--cg-bleu); }

.btn-cg {
  background: var(--cg-bleu);
  color: white;
  border: none;
}

.btn-cg:hover {
  background: var(--cg-marine);
  color: white;
}

.section-title {
  color: var(--cg-marine);
  font-weight: 700;
  border-bottom: 2px solid var(--cg-pale);
  padding-bottom: 0.4rem;
  margin-bottom: 1rem;
}

.pdf-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: #fff;
  border: 1px solid #dee2e6;
  border-radius: 6px;
  text-decoration: none;
  color: var(--cg-marine);
  font-size: 0.9rem;
  margin: 2px;
}

.pdf-link:hover {
  background: var(--cg-pale);
  color: var(--cg-marine);
}

.form-section {
  background: white;
  border-radius: 10px;
  padding: 1.5rem;
  margin-bottom: 1rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.form-section h5 {
  color: var(--cg-marine);
  margin-bottom: 1rem;
}

/* ─── KPI cards ─── */

.kpi-card {
  border: none;
  border-radius: 10px;
  border-left: 4px solid var(--cg-bleu);
  transition: transform 0.15s;
}

.kpi-card:hover {
  transform: translateY(-2px);
}

.kpi-card.kpi-primary { border-left-color: var(--cg-bleu); }
.kpi-card.kpi-warning { border-left-color: #ffc107; }
.kpi-card.kpi-info { border-left-color: #0dcaf0; }
.kpi-card.kpi-secondary { border-left-color: #6c757d; }

.kpi-card .kpi-label {
  font-size: 0.8rem;
  color: #6c757d;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.kpi-card .kpi-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--cg-marine);
  line-height: 1.2;
  margin: 0.25rem 0;
}

.kpi-card .kpi-of {
  font-size: 1rem;
  color: #6c757d;
  font-weight: 400;
}

.kpi-card .kpi-sub {
  font-size: 0.8rem;
  color: #6c757d;
}

/* ─── Lignes table édition ─── */

.lignes-table td {
  vertical-align: middle;
  padding: 4px 6px;
}

.lignes-table .handle {
  cursor: grab;
  font-size: 1.1rem;
}

.lignes-table .handle:active {
  cursor: grabbing;
}

.lignes-table input,
.lignes-table select {
  font-size: 0.85rem;
}

.totaux-mini td {
  padding: 4px 12px;
}

/* ─── Aperçu iframe ─── */

#apercu-frame {
  background: white;
  border-radius: 6px;
}

/* ─── Terrain ─── */

.terrain-card {
  color: inherit;
  border-left: 4px solid var(--cg-bleu);
  transition: transform 0.15s, box-shadow 0.15s;
}

.terrain-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  color: inherit;
}

/* ─── Toggle thème ─── */

.theme-toggle {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  color: white;
  width: 36px; height: 36px;
  border-radius: 6px;
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: background 0.15s;
}
.theme-toggle:hover { background: rgba(255,255,255,0.1); }

[data-theme="dark"] .theme-toggle .bi-sun { display: inline; }
[data-theme="dark"] .theme-toggle .bi-moon-stars { display: none; }
.theme-toggle .bi-sun { display: none; }
.theme-toggle .bi-moon-stars { display: inline; }

/* ─── Skeleton loaders ─── */

.skeleton {
  display: block;
  background: linear-gradient(90deg, var(--skeleton-bg) 25%, var(--skeleton-shine) 50%, var(--skeleton-bg) 75%);
  background-size: 200% 100%;
  animation: skeleton-shine 1.4s ease-in-out infinite;
  border-radius: 4px;
  min-height: 14px;
}

.skeleton-text { width: 100%; height: 14px; margin-bottom: 8px; }
.skeleton-text.short { width: 40%; }
.skeleton-text.medium { width: 70%; }

@keyframes skeleton-shine {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ─── Animations subtiles ─── */

.card, .alert {
  transition: transform 0.15s, box-shadow 0.15s, background 0.2s;
}
.btn { transition: transform 0.1s, background 0.15s; }
.btn:active { transform: scale(0.97); }

/* ─── Responsive ajustements ─── */

@media (max-width: 768px) {
  .container { padding-left: 8px; padding-right: 8px; }
  .navbar-brand { font-size: 1.1rem; }
  h2 { font-size: 1.4rem; }
  h3 { font-size: 1.2rem; }
  .kpi-card .kpi-value { font-size: 1.4rem; }
  .table { font-size: 0.85rem; }
  .card-body { padding: 0.75rem; }
}