:root {
  --bg-dark: #0b1120;
  --bg-panel: #111827;
  --bg-card: #1e293b;
  --bg-hover: #263449;
  --border: #334155;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.14);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.15);
  --info: #38bdf8;
  --info-bg: rgba(56, 189, 248, 0.14);
  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.14);
  --purple: #a855f7;
  --purple-bg: rgba(168, 85, 247, 0.15);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-size: 14px;
  line-height: 1.45;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: linear-gradient(90deg, #0f172a 0%, #1e293b 100%);
  border-bottom: 1px solid var(--border);
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-icon {
  font-size: 30px;
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.4);
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.badge-version {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--info-bg);
  color: var(--info);
  border: 1px solid rgba(56, 189, 248, 0.35);
  font-weight: 600;
}

.subtitle {
  margin: 3px 0 0 0;
  color: var(--text-muted);
  font-size: 12.5px;
}

.top-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn {
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-xs {
  padding: 5px 9px;
  font-size: 11.5px;
  border-radius: 6px;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-secondary {
  background: #334155;
  color: #fff;
  border-color: #475569;
}
.btn-secondary:hover {
  background: #475569;
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border-color: var(--border);
}
.btn-outline:hover {
  background: var(--bg-card);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.2);
  color: #fca5a5;
  border-color: rgba(239, 68, 68, 0.5);
}
.btn-danger:hover {
  background: var(--danger);
  color: #fff;
}

.btn-warning {
  background: rgba(245, 158, 11, 0.2);
  color: #fcd34d;
  border-color: rgba(245, 158, 11, 0.5);
}
.btn-warning:hover {
  background: var(--warning);
  color: #000;
}

.btn-success {
  background: rgba(16, 185, 129, 0.2);
  color: #6ee7b7;
  border-color: rgba(16, 185, 129, 0.5);
}
.btn-success:hover {
  background: var(--success);
  color: #000;
}

/* KPI GRID */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  padding: 16px 24px;
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  cursor: pointer;
  transition: transform 0.12s ease, border-color 0.12s ease;
}
.kpi-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}
.kpi-val {
  font-size: 24px;
  font-weight: 800;
}
.kpi-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}
.kpi-danger {
  border-left: 4px solid var(--danger);
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.12) 0%, var(--bg-card) 100%);
}
.kpi-danger .kpi-val { color: #f87171; }
.kpi-warning {
  border-left: 4px solid var(--warning);
}
.kpi-warning .kpi-val { color: #fbbf24; }
.kpi-info {
  border-left: 4px solid var(--info);
}
.kpi-info .kpi-val { color: #38bdf8; }
.kpi-success {
  border-left: 4px solid var(--success);
}
.kpi-success .kpi-val { color: #34d399; }
.kpi-vault {
  border-left: 4px solid var(--purple);
}
.kpi-vault .kpi-val { color: #c084fc; }

/* NAV STRIP */
.nav-strip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 24px 12px 24px;
  border-bottom: 1px solid var(--border);
  gap: 16px;
  flex-wrap: wrap;
}

.tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tab-btn {
  background: var(--bg-panel);
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 9px 16px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  font-size: 13px;
}
.tab-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.pill-count {
  background: rgba(255, 255, 255, 0.2);
  padding: 1px 7px;
  border-radius: 999px;
  font-size: 11px;
  margin-left: 4px;
}

.perimetre-filter {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
}
.perimetre-filter label {
  font-size: 12px;
  font-weight: 600;
  color: #cbd5e1;
}
.perimetre-filter select {
  background: var(--bg-dark);
  color: var(--text-main);
  border: 1px solid var(--border);
  padding: 5px 10px;
  border-radius: 6px;
  font-weight: 600;
}

/* TAB PANELS */
.tab-panel {
  display: none;
  padding: 18px 24px 40px 24px;
}
.tab-panel.active {
  display: block;
}

/* FILTER BAR */
.filter-bar {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1fr 1.1fr;
  gap: 10px;
  margin-bottom: 14px;
}

.filter-bar input,
.filter-bar select,
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border);
  padding: 9px 12px;
  border-radius: 8px;
  font-size: 13px;
  width: 100%;
}

/* REGISTRE TABLE */
.table-container {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow-x: auto;
}

.registre-table {
  width: 100%;
  border-collapse: collapse;
}

.registre-table th {
  background: #162032;
  color: #cbd5e1;
  font-weight: 700;
  text-align: left;
  padding: 12px 14px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  border-bottom: 1px solid var(--border);
}

.sortable-th {
  cursor: pointer;
  user-select: none;
  transition: background 0.12s ease, color 0.12s ease;
  white-space: nowrap;
}
.sortable-th:hover {
  background: #1e2d47;
  color: #fff;
}
.sortable-th.active-sort {
  background: #1d3258;
  color: #60a5fa;
  border-bottom: 2px solid #3b82f6;
}
.sort-arrow {
  display: inline-block;
  margin-left: 4px;
  font-size: 11px;
  opacity: 0.7;
}
.sortable-th.active-sort .sort-arrow {
  opacity: 1;
  color: #38bdf8;
  font-weight: 900;
}

.registre-table td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(51, 65, 85, 0.6);
  vertical-align: top;
}

.registre-table tr:hover {
  background: var(--bg-hover);
}

.row-overdue {
  background: rgba(239, 68, 68, 0.06);
}

/* 1ST COLUMN BIG NEGATIVE DAYS COUNTER */
.days-cell {
  text-align: center;
  vertical-align: middle !important;
  min-width: 118px;
}

.days-counter-box {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 10px;
  min-width: 104px;
  border: 1px solid transparent;
}

.days-counter-big {
  font-size: 24px;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.5px;
  font-variant-numeric: tabular-nums;
}

.days-counter-sub {
  font-size: 10.5px;
  font-weight: 700;
  margin-top: 3px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

/* Reassuring negative countdown before deadline (e.g. -16 j) */
.days-reassuring {
  background: rgba(16, 185, 129, 0.14);
  border-color: rgba(16, 185, 129, 0.45);
  color: #34d399;
  box-shadow: 0 2px 10px rgba(16, 185, 129, 0.1);
}

/* Approaching deadline (<= 7 days, e.g. -5 j) */
.days-urgent {
  background: rgba(245, 158, 11, 0.16);
  border-color: rgba(245, 158, 11, 0.5);
  color: #fbbf24;
}

/* Overdue / Refus implicite (e.g. -19 j dépassé) */
.days-overdue {
  background: rgba(239, 68, 68, 0.16);
  border-color: rgba(239, 68, 68, 0.55);
  color: #f87171;
  box-shadow: 0 2px 10px rgba(239, 68, 68, 0.12);
}

/* Delivered / Answered */
.days-delivered {
  background: rgba(56, 189, 248, 0.12);
  border-color: rgba(56, 189, 248, 0.38);
  color: #38bdf8;
}

.badge-dossier {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: 6px;
  font-size: 11.5px;
  font-weight: 800;
  background: rgba(59, 130, 246, 0.18);
  color: #93c5fd;
  border: 1px solid rgba(59, 130, 246, 0.4);
  margin: 0 4px 4px 0;
  font-family: "JetBrains Mono", "Consolas", monospace;
}

.badge-perimetre-perso {
  background: var(--purple-bg);
  color: #d8b4fe;
  border-color: rgba(168, 85, 247, 0.45);
}

/* MULTI-DOSSIER CHECKBOX PILLS */
.dossier-checkbox-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  background: #0f172a;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.dossier-check-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border-radius: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  cursor: pointer;
  font-size: 12.5px;
  font-weight: 700;
  user-select: none;
  transition: all 0.12s ease;
}
.dossier-check-pill:hover {
  border-color: var(--primary);
}
.dossier-check-pill input[type="checkbox"] {
  width: 15px;
  height: 15px;
  margin: 0;
  accent-color: var(--primary);
  cursor: pointer;
}
.dossier-check-pill.checked {
  background: rgba(59, 130, 246, 0.22);
  border-color: #3b82f6;
  color: #fff;
}

.parcelle-tag {
  display: inline-block;
  background: #0f172a;
  color: #e2e8f0;
  border: 1px solid #475569;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 11px;
  font-family: monospace;
  margin: 2px 3px 2px 0;
}

.status-pill {
  display: inline-block;
  padding: 4px 9px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 11.5px;
  margin-bottom: 5px;
}
.status-DELIVRE { background: var(--success-bg); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.4); }
.status-REFUS_IMPLICITE { background: var(--danger-bg); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.5); }
.status-URGENT_7J { background: var(--warning-bg); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.5); }
.status-EN_COURS_AR { background: var(--info-bg); color: #38bdf8; border: 1px solid rgba(56, 189, 248, 0.4); }
.status-EN_COURS_SANS_AR { background: var(--purple-bg); color: #c084fc; border: 1px solid rgba(168, 85, 247, 0.4); }
.status-SUIVI { background: #334155; color: #e2e8f0; }

.vault-counters {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
}

.vault-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 7px;
  border-radius: 5px;
  background: #0f172a;
  border: 1px solid var(--border);
  font-size: 11.5px;
}

/* DOSSIERS GRID */
.dossiers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 16px;
}

.dossier-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
}

.dossier-card h3 {
  margin: 6px 0 4px 0;
  font-size: 16px;
}

/* TWO COLUMNS & CARDS STACK */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.cards-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
}

/* DRAWER & MODALS */
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(3, 7, 18, 0.78);
  backdrop-filter: blur(3px);
  z-index: 1000;
  display: flex;
  justify-content: flex-end;
}
.drawer-overlay.hidden {
  display: none;
}

.drawer-content {
  width: min(980px, 95vw);
  height: 100vh;
  background: var(--bg-panel);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-card {
  margin: auto;
  width: min(720px, 94vw);
  max-height: 90vh;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  overflow-y: auto;
}

.drawer-header {
  padding: 16px 22px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.drawer-header h2 {
  margin: 4px 0;
  font-size: 18px;
}
.mono-path {
  font-family: monospace;
  font-size: 11.5px;
  color: var(--text-muted);
  margin: 2px 0 0 0;
}

.btn-close {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-main);
  width: 34px;
  height: 34px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
}

.drawer-body {
  padding: 18px 22px 40px 22px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.drawer-action-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 12px;
  background: var(--bg-card);
  border-radius: 10px;
  border: 1px solid var(--border);
}

.drawer-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}
.drawer-section h3 {
  margin: 0 0 12px 0;
  font-size: 15px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.form-group label {
  display: block;
  font-size: 12px;
  color: #cbd5e1;
  margin-bottom: 4px;
  font-weight: 600;
}
.full-width {
  grid-column: 1 / -1;
}
.form-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 6px;
}

/* PIECES JOINTES COLUMNS */
.pj-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 12px;
}
.pj-box {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
}
.pj-box h4 {
  margin: 0 0 10px 0;
  font-size: 13px;
  color: #e2e8f0;
}
.pj-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-bottom: 6px;
  gap: 8px;
}
.pj-meta {
  font-size: 11px;
  color: var(--text-muted);
  font-family: monospace;
}

.upload-bar {
  display: grid;
  grid-template-columns: 1.1fr 1.3fr 1.3fr auto;
  gap: 8px;
  align-items: center;
  background: var(--bg-dark);
  padding: 10px;
  border-radius: 8px;
  border: 1px dashed var(--border);
}

/* MAILS TIMELINE */
.mails-timeline {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.mail-card {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
}
.mail-card.ENVOYE {
  border-left: 4px solid var(--primary);
}
.mail-card.RECU {
  border-left: 4px solid var(--success);
}
.mail-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 8px;
}
.mail-body-preview {
  white-space: pre-wrap;
  background: #070b14;
  padding: 10px;
  border-radius: 6px;
  border: 1px solid #1e293b;
  font-size: 12.5px;
  color: #cbd5e1;
  max-height: 220px;
  overflow-y: auto;
}

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #1e293b;
  color: #fff;
  border: 2px solid var(--success);
  padding: 14px 20px;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  z-index: 2000;
  font-weight: 600;
  max-width: 460px;
}
.toast.hidden {
  display: none;
}

@media (max-width: 1100px) {
  .kpi-grid { grid-template-columns: repeat(3, 1fr); }
  .filter-bar, .two-col, .pj-columns, .upload-bar { grid-template-columns: 1fr; }
}