:root {
  --bleu: #2563eb;
  --bleu-fonce: #1d4ed8;
  --bleu-clair: #eff6ff;
  --vert: #16a34a;
  --vert-clair: #f0fdf4;
  --rouge: #dc2626;
  --rouge-clair: #fef2f2;
  --orange: #d97706;
  --orange-clair: #fffbeb;
  --gris-900: #111827;
  --gris-700: #374151;
  --gris-500: #6b7280;
  --gris-300: #d1d5db;
  --gris-200: #e5e7eb;
  --gris-100: #f3f4f6;
  --gris-50: #f9fafb;
  --blanc: #ffffff;
  --radius: 8px;
  --ombre: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --ombre-lg: 0 10px 25px rgba(0,0,0,0.15);
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0; height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--gris-900);
  background: var(--gris-50);
  font-size: 14px;
}

#app { display: flex; min-height: 100vh; }

/* --- Sidebar --- */
.sidebar {
  width: 230px; flex-shrink: 0;
  background: #0f172a;
  color: #cbd5e1;
  display: flex; flex-direction: column;
  position: fixed; top: 0; bottom: 0; left: 0;
}
.logo { display: flex; align-items: center; gap: 10px; padding: 20px 18px; border-bottom: 1px solid #1e293b; }
.logo-icon { font-size: 26px; }
.logo-title { font-weight: 700; color: #fff; font-size: 16px; }
.logo-sub { font-size: 11px; color: #94a3b8; }
.nav { display: flex; flex-direction: column; padding: 12px 10px; gap: 2px; flex: 1; }
.nav a {
  color: #cbd5e1; text-decoration: none; padding: 10px 12px; border-radius: 6px;
  font-size: 13.5px; font-weight: 500; transition: background .12s;
}
.nav a:hover { background: #1e293b; color: #fff; }
.nav a.active { background: var(--bleu); color: #fff; }
.nav-badge {
  display: inline-block; min-width: 18px; padding: 1px 5px; margin-left: 4px;
  background: var(--rouge); color: #fff; border-radius: 999px; font-size: 10.5px;
  font-weight: 700; text-align: center; vertical-align: middle;
}
.sidebar-footer { padding: 14px 18px; font-size: 11px; color: #64748b; border-top: 1px solid #1e293b; }
.footer-utilisateur { margin-bottom: 8px; }
.footer-nom { color: #e2e8f0; font-weight: 600; font-size: 12.5px; margin-bottom: 2px; }
.footer-role { color: #64748b; font-size: 11px; }
.footer-role a { color: #93c5fd; text-decoration: none; }
.footer-role a:hover { text-decoration: underline; }
.footer-version { opacity: .7; }

/* --- Content --- */
.content { margin-left: 230px; flex: 1; padding: 28px 32px; max-width: 1280px; }
.loading { color: var(--gris-500); padding: 40px; text-align: center; }

/* --- Écran de connexion --- */
.login-screen {
  min-height: 100vh; width: 100%; display: flex; align-items: center; justify-content: center;
  background: #0f172a; padding: 20px;
}
.login-card {
  background: var(--blanc); border-radius: 12px; box-shadow: var(--ombre-lg);
  padding: 36px 32px; width: 100%; max-width: 380px;
}
.login-card .logo-title { color: var(--gris-900); }
.login-card .logo-sub { color: var(--gris-500); }
.login-message {
  background: var(--orange-clair); color: var(--orange); border-radius: 6px;
  padding: 10px 12px; font-size: 13px; margin-bottom: 16px;
}
.login-erreur { color: var(--rouge); font-size: 13px; margin-top: 4px; min-height: 16px; }

.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; flex-wrap: wrap; gap: 12px; }
.page-header h1 { font-size: 22px; margin: 0; }
.page-header .sub { color: var(--gris-500); font-size: 13px; margin-top: 2px; }

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px; border-radius: 6px; border: 1px solid transparent;
  font-size: 13.5px; font-weight: 600; cursor: pointer; text-decoration: none;
  transition: all .12s; background: var(--blanc); color: var(--gris-700); border-color: var(--gris-300);
}
.btn:hover { background: var(--gris-100); }
.btn-primary { background: var(--bleu); color: #fff; border-color: var(--bleu); }
.btn-primary:hover { background: var(--bleu-fonce); }
.btn-danger { background: var(--blanc); color: var(--rouge); border-color: #fecaca; }
.btn-danger:hover { background: var(--rouge-clair); }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-icon { padding: 6px 9px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* --- Cards / KPIs --- */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.kpi-card { background: var(--blanc); border: 1px solid var(--gris-200); border-radius: var(--radius); padding: 18px; box-shadow: var(--ombre); }
.kpi-card .label { font-size: 12px; color: var(--gris-500); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
.kpi-card .value { font-size: 26px; font-weight: 700; margin-top: 6px; }
.kpi-card .value.rouge { color: var(--rouge); }
.kpi-card .value.orange { color: var(--orange); }
.kpi-card .value.vert { color: var(--vert); }

.card { background: var(--blanc); border: 1px solid var(--gris-200); border-radius: var(--radius); box-shadow: var(--ombre); margin-bottom: 20px; }
.card-header { padding: 14px 18px; border-bottom: 1px solid var(--gris-200); font-weight: 700; font-size: 14.5px; display: flex; justify-content: space-between; align-items: center; }
.card-body { padding: 18px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 1000px) { .two-col { grid-template-columns: 1fr; } .kpi-grid { grid-template-columns: repeat(2,1fr); } }
.m-pointage-row { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--gris-100); font-size: 13.5px; }
.m-pointage-row:last-child { border-bottom: none; }

/* --- Tables --- */
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: .03em; color: var(--gris-500); padding: 10px 14px; border-bottom: 1px solid var(--gris-200); }
td { padding: 12px 14px; border-bottom: 1px solid var(--gris-100); font-size: 13.5px; }
tr:last-child td { border-bottom: none; }
table.clickable tbody tr { cursor: pointer; }
table.clickable tbody tr:hover { background: var(--gris-50); }
.empty-row td { text-align: center; color: var(--gris-500); padding: 30px; }

/* --- Badges --- */
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 700; }
.badge-gris { background: var(--gris-100); color: var(--gris-700); }
.badge-bleu { background: var(--bleu-clair); color: var(--bleu-fonce); }
.badge-vert { background: var(--vert-clair); color: var(--vert); }
.badge-rouge { background: var(--rouge-clair); color: var(--rouge); }
.badge-orange { background: var(--orange-clair); color: var(--orange); }

/* --- Forms --- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid.full, .form-row { grid-column: 1 / -1; }
label { display: block; font-size: 12.5px; font-weight: 600; color: var(--gris-700); margin-bottom: 5px; }
input, select, textarea {
  width: 100%; padding: 9px 11px; border: 1px solid var(--gris-300); border-radius: 6px;
  font-size: 13.5px; font-family: inherit; background: var(--blanc); color: var(--gris-900);
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--bleu); box-shadow: 0 0 0 3px var(--bleu-clair); }
textarea { resize: vertical; min-height: 60px; }
.field { margin-bottom: 4px; }
.hint { font-size: 11.5px; color: var(--gris-500); margin-top: 4px; }

/* --- Search bar --- */
.toolbar { display: flex; gap: 10px; margin-bottom: 16px; align-items: center; flex-wrap: wrap; }
.search-input { max-width: 320px; }

/* --- Modal --- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(15,23,42,0.5);
  display: flex; align-items: flex-start; justify-content: center; padding: 40px 20px;
  overflow-y: auto; z-index: 100;
}
.modal { background: var(--blanc); border-radius: 10px; width: 100%; max-width: 640px; box-shadow: var(--ombre-lg); }
.modal.wide { max-width: 820px; }
.modal-header { padding: 16px 22px; border-bottom: 1px solid var(--gris-200); display: flex; justify-content: space-between; align-items: center; }
.modal-header h2 { margin: 0; font-size: 17px; }
.modal-close { cursor: pointer; background: none; border: none; font-size: 20px; color: var(--gris-500); }
.modal-body { padding: 20px 22px; max-height: 70vh; overflow-y: auto; }
.modal-footer { padding: 14px 22px; border-top: 1px solid var(--gris-200); display: flex; justify-content: flex-end; gap: 10px; }

/* --- Line items editor --- */
.items-table { width: 100%; border-collapse: collapse; margin-bottom: 10px; }
.items-table th { font-size: 11px; padding: 6px 8px; }
.items-table td { padding: 6px 8px; border-bottom: none; }
.items-table input { padding: 7px 9px; font-size: 13px; }
.items-table .col-desc { width: 45%; }
.items-table .col-qte { width: 12%; }
.items-table .col-prix { width: 16%; }
.items-table .col-total { width: 16%; text-align: right; padding-right: 4px; font-weight: 600; }
.items-table .col-del { width: 30px; }
.totals-box { margin-left: auto; width: 260px; margin-top: 12px; }
.totals-box .row { display: flex; justify-content: space-between; padding: 4px 0; font-size: 13.5px; }
.totals-box .row.total { font-weight: 700; font-size: 16px; border-top: 1px solid var(--gris-300); margin-top: 6px; padding-top: 8px; }
.remove-row-btn { background: none; border: none; color: var(--rouge); cursor: pointer; font-size: 16px; }

/* --- Calendar / Planification --- */
.cal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.cal-nav { display: flex; gap: 6px; align-items: center; }
.week-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; }
.day-col { background: var(--blanc); border: 1px solid var(--gris-200); border-radius: var(--radius); min-height: 220px; display: flex; flex-direction: column; }
.day-col.today { border-color: var(--bleu); box-shadow: 0 0 0 1px var(--bleu); }
.day-col-header { padding: 8px 10px; border-bottom: 1px solid var(--gris-200); font-size: 12px; font-weight: 700; text-align: center; }
.day-col-header .dow { color: var(--gris-500); text-transform: uppercase; font-size: 10px; display: block; }
.day-col-body { padding: 6px; display: flex; flex-direction: column; gap: 5px; flex: 1; }
.rdv-chip { border-radius: 5px; padding: 5px 7px; font-size: 11px; cursor: pointer; color: #fff; line-height: 1.3; }
.rdv-chip .heure { font-weight: 700; display: block; }
.add-day-btn { text-align: center; padding: 5px; font-size: 11px; color: var(--gris-500); cursor: pointer; border: 1px dashed var(--gris-300); border-radius: 5px; margin: 4px 6px 6px; }
.add-day-btn:hover { background: var(--gris-50); }

/* --- Detail page --- */
.detail-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 20px; }
.detail-title { font-size: 20px; font-weight: 700; }
.detail-meta { color: var(--gris-500); font-size: 13px; margin-top: 4px; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--gris-200); margin-bottom: 18px; }
.tab { padding: 9px 14px; cursor: pointer; font-size: 13.5px; font-weight: 600; color: var(--gris-500); border-bottom: 2px solid transparent; }
.tab.active { color: var(--bleu); border-color: var(--bleu); }

.equip-item { border: 1px solid var(--gris-200); border-radius: 6px; padding: 10px 12px; margin-bottom: 8px; }
.equip-item .titre { font-weight: 700; font-size: 13px; }
.equip-item .meta { font-size: 12px; color: var(--gris-500); margin-top: 3px; }

.site-block { border: 1px solid var(--gris-200); border-radius: var(--radius); padding: 14px; margin-bottom: 14px; }
.site-block-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.site-block-header .titre { font-weight: 700; }

.stat-row { display: flex; gap: 16px; flex-wrap: wrap; }

.link { color: var(--bleu); cursor: pointer; text-decoration: none; font-weight: 600; }
.link:hover { text-decoration: underline; }

.muted { color: var(--gris-500); }
.text-right { text-align: right; }
.mt-0 { margin-top: 0; }

.photo-thumb {
  width: 40px; height: 40px; object-fit: cover; border-radius: 6px;
  border: 1px solid var(--gris-300); cursor: pointer; display: block;
}

/* --- Toast --- */
.toast {
  position: fixed; bottom: 24px; right: 24px; background: var(--gris-900); color: #fff;
  padding: 12px 18px; border-radius: 8px; font-size: 13.5px; box-shadow: var(--ombre-lg);
  z-index: 200; animation: fadein .15s ease-out;
}
.toast.erreur { background: var(--rouge); }
.toast.succes { background: var(--vert); }
@keyframes fadein { from { opacity: 0; transform: translateY(8px);} to { opacity: 1; transform: translateY(0);} }

.print-only { display: none; }
@media print {
  .sidebar, .page-header .btn, .toolbar, .no-print, #toast-root, #modal-root { display: none !important; }
  .content { margin-left: 0; }
  .print-only { display: block; }
  body.print-mode-doc .card { display: none !important; }
  body.print-mode-doc .page-header { display: none !important; }
  @page { margin: 14mm; }
  table.doc-print-items thead { display: table-header-group; }
  table.doc-print-items tfoot { display: table-row-group; }
  table.doc-print-items tr { page-break-inside: avoid; }
}

/* --- Gabarit d'impression professionnel (factures / soumissions / facturation contracteurs) --- */
.doc-print {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: #111827;
  max-width: 820px;
  margin: 0 auto;
}
.doc-print-top {
  display: flex; justify-content: space-between; align-items: flex-start;
  border-bottom: 3px solid #111827; padding-bottom: 18px; margin-bottom: 24px;
}
.doc-print-company-name { font-size: 20px; font-weight: 800; margin-bottom: 4px; }
.doc-print-company div { font-size: 12.5px; line-height: 1.55; color: #374151; }
.doc-print-taxids { margin-top: 4px; }
.doc-print-doctitle { text-align: right; flex-shrink: 0; padding-left: 20px; }
.doc-print-doctitle h1 { font-size: 30px; letter-spacing: 3px; margin: 0; color: #111827; }
.doc-print-num { font-size: 13.5px; color: #374151; margin-top: 6px; font-weight: 700; }

.doc-print-meta { display: flex; justify-content: space-between; gap: 30px; margin-bottom: 26px; }
.doc-print-billto { flex: 1 1 auto; min-width: 220px; white-space: nowrap; }
.doc-print-billto .label, .doc-print-notes .label, .doc-print-paiements .label {
  font-size: 10.5px; text-transform: uppercase; letter-spacing: .06em; color: #6b7280; font-weight: 700; margin-bottom: 6px; white-space: nowrap;
}
.doc-print-billto .name { font-weight: 700; font-size: 14.5px; margin-bottom: 2px; }
.doc-print-billto div { font-size: 13px; line-height: 1.55; color: #1f2937; }
.doc-print-info { flex: 0 0 auto; align-self: flex-start; }
.doc-print-info .info-row { display: flex; justify-content: flex-end; gap: 24px; padding: 3px 0; font-size: 13px; white-space: nowrap; }
.doc-print-info .info-row span:first-child { color: #6b7280; min-width: 90px; text-align: left; }
.doc-print-info .info-row span:last-child { color: #1f2937; text-align: right; min-width: 110px; }

table.doc-print-items { width: 100%; border-collapse: collapse; margin-bottom: 20px; }
table.doc-print-items thead th {
  text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .04em;
  color: #fff; background: #111827; padding: 9px 10px;
}
table.doc-print-items thead th.text-right { text-align: right; }
table.doc-print-items tbody td { padding: 9px 10px; font-size: 13px; border-bottom: 1px solid #e5e7eb; }
table.doc-print-items tbody tr:last-child td { border-bottom: 2px solid #111827; }

.doc-print-totals { margin-left: auto; width: 280px; margin-bottom: 22px; }
.doc-print-totals .row { display: flex; justify-content: space-between; padding: 5px 0; font-size: 13px; }
.doc-print-totals .row.total { border-top: 2px solid #111827; margin-top: 6px; padding-top: 10px; font-size: 18px; font-weight: 800; }
.doc-print-totals .row.solde { font-weight: 800; color: #b91c1c; }

.doc-print-paiements { margin-bottom: 20px; }
.doc-print-paiements table { width: 100%; border-collapse: collapse; }
.doc-print-paiements td { padding: 5px 0; font-size: 12.5px; border-bottom: 1px solid #f3f4f6; }

.doc-print-notes { margin-bottom: 24px; }
.doc-print-notes p { font-size: 12.5px; color: #374151; white-space: pre-wrap; margin: 0; }

/* --- Rapport de dépenses (comptable) --- */
table.doc-print-items.dep-print-table thead th { font-size: 10px; padding: 7px 6px; }
table.doc-print-items.dep-print-table tbody td { font-size: 11px; padding: 6px 6px; }
table.doc-print-items.dep-print-table tfoot td { padding: 8px 6px; font-size: 11.5px; border-top: 2px solid #111827; }
.doc-print .label { font-size: 10.5px; text-transform: uppercase; letter-spacing: .06em; color: #6b7280; font-weight: 700; margin-bottom: 6px; }
.dep-print-repart-row { display: flex; justify-content: space-between; font-size: 12.5px; padding: 4px 0; border-bottom: 1px solid #f3f4f6; }
.dep-print-vide { font-size: 12.5px; color: #9ca3af; margin: 0; }
.dep-print-tail { page-break-inside: avoid; break-inside: avoid; margin-top: 10px; }

/* --- Messages (chat bureau <-> techniciens) --- */
.chat-layout {
  display: grid; grid-template-columns: 240px 1fr; gap: 0;
  background: var(--blanc); border: 1px solid var(--gris-200); border-radius: var(--radius);
  box-shadow: var(--ombre); overflow: hidden; height: calc(100vh - 170px); min-height: 420px;
}
.chat-list { border-right: 1px solid var(--gris-200); overflow-y: auto; background: var(--gris-50); }
.chat-list-item {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 12px 14px; font-size: 13.5px; cursor: pointer; border-bottom: 1px solid var(--gris-100);
}
.chat-list-item:hover { background: var(--gris-100); }
.chat-list-item.active { background: var(--bleu-clair); color: var(--bleu-fonce); font-weight: 600; }
.chat-thread { display: flex; flex-direction: column; height: 100%; }
.chat-thread-header { padding: 14px 18px; border-bottom: 1px solid var(--gris-200); font-weight: 700; font-size: 14.5px; }
.chat-messages { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 8px; }
.chat-bubble {
  max-width: 70%; padding: 8px 12px; border-radius: 12px; font-size: 13.5px; line-height: 1.4;
  background: var(--gris-100); color: var(--gris-900); align-self: flex-start;
}
.chat-bubble.moi { background: var(--bleu); color: #fff; align-self: flex-end; }
.chat-bubble-heure { font-size: 10.5px; opacity: .7; margin-top: 3px; text-align: right; }
.chat-input-row { display: flex; gap: 8px; padding: 12px 14px; border-top: 1px solid var(--gris-200); }
.chat-input-row input {
  flex: 1; padding: 9px 12px; border: 1px solid var(--gris-300); border-radius: 8px; font-size: 13.5px;
}
.chat-input-row input:focus { outline: none; border-color: var(--bleu); }

.doc-print-footer { text-align: center; font-size: 12.5px; color: #6b7280; border-top: 1px solid #e5e7eb; padding-top: 14px; margin-top: 10px; }