:root {
  --primary-color: #0056b3;
  --secondary-color: #6c757d;
  --success-color: #198754;
  --danger-color: #dc3545;
  --warning-color: #ffc107;
  --info-color: #0dcaf0;
  --light-color: #f8f9fa;
  --dark-color: #212529;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f5f5f5;
  min-height: 100vh;
}

.navbar-brand {
  font-weight: 600;
}

.card {
  border: none;
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  margin-bottom: 1rem;
}

.card-header {
  background-color: var(--primary-color);
  color: white;
  border: none;
  font-weight: 600;
}

.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.btn-primary:hover {
  background-color: #004494;
  border-color: #004494;
}

.btn-success {
  background-color: var(--success-color);
  border-color: var(--success-color);
}

.btn-danger {
  background-color: var(--danger-color);
  border-color: var(--danger-color);
}

/* Status badges */
.status-badge {
  padding: 0.35em 0.65em;
  font-size: 0.75em;
  font-weight: 600;
  border-radius: 0.25rem;
  display: inline-block;
}

.status-Imported { background-color: var(--info-color); color: white; }
.status-Pending-Triage { background-color: var(--warning-color); color: white; }
.status-Pending-Clarification { background-color: #fd7e14; color: white; }
.status-Assigned { background-color: var(--info-color); color: white; }
.status-In-Progress { background-color: var(--primary-color); color: white; }
.status-Awaiting-Information { background-color: var(--warning-color); color: white; }
.status-Evidence-Uploaded { background-color: var(--success-color); color: white; }
.status-Pending-Internal-Review { background-color: var(--warning-color); color: white; }
.status-Internal-Rework-Required { background-color: var(--danger-color); color: white; }
.status-Approved-Internally { background-color: var(--success-color); color: white; }
.status-Ready-for-Auditor { background-color: var(--success-color); color: white; }
.status-Submitted-to-Auditor { background-color: var(--primary-color); color: white; }
.status-Under-Auditor-Review { background-color: var(--info-color); color: white; }
.status-Returned-Not-Sufficient { background-color: var(--danger-color); color: white; }
.status-Additional-Evidence-Required { background-color: var(--warning-color); color: white; }
.status-Closed { background-color: var(--success-color); color: white; }
.status-On-Hold { background-color: var(--secondary-color); color: white; }
.status-Cancelled { background-color: var(--danger-color); color: white; }

/* Priority badges */
.priority-Critical { color: var(--danger-color); font-weight: bold; }
.priority-High { color: #fd7e14; font-weight: bold; }
.priority-Medium { color: var(--warning-color); }
.priority-Low { color: var(--secondary-color); }

/* Evidence type badges */
.evidence-Type { padding: 0.25em 0.5em; font-size: 0.7em; border-radius: 0.2em; background: #e9ecef; }

/* Responsive tables */
.table-responsive {
  overflow-x: auto;
}

/* Dashboard stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem;
}

.stat-card {
  background: white;
  padding: 1.5rem;
  border-radius: 0.5rem;
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  transition: transform 0.2s;
}

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

/* Dashboard drilldown targets */
.drillable {
  cursor: pointer;
  border-radius: 0.5rem;
}

.drillable:hover {
  box-shadow: 0 0.25rem 0.75rem rgba(0, 86, 179, 0.2);
}

.drillable:focus-visible {
  outline: 3px solid var(--primary-color);
  outline-offset: 2px;
}

.stat-card .stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.stat-card .stat-label {
  color: var(--secondary-color);
  font-size: 0.9rem;
}

/* Due date alerts */
.due-soon { border-left: 4px solid var(--warning-color); }
.due-overdue { border-left: 4px solid var(--danger-color); }

/* Modal customization */
.modal-content {
  border-radius: 0.5rem;
}

/* File upload */
.file-drop-zone {
  border: 2px dashed var(--primary-color);
  border-radius: 0.5rem;
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
}

.file-drop-zone:hover {
  background-color: rgba(0, 86, 179, 0.05);
}

.file-drop-zone.dragover {
  background-color: rgba(0, 86, 179, 0.1);
  border-color: var(--primary-color);
}

/* Sidebar for request details */
.sidebar {
  position: sticky;
  top: 80px;
  height: calc(100vh - 100px);
  overflow-y: auto;
}

/* Audit timeline */
.timeline {
  position: relative;
  padding-left: 1.5rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--secondary-color);
}

.timeline-item {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -0.75rem;
  top: 0;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background-color: var(--primary-color);
  border: 2px solid white;
  box-shadow: 0 0 0 1px var(--primary-color);
}

/* Loading spinner */
.spinner-border-sm {
  width: 1rem;
  height: 1rem;
  border-width: 0.15em;
}

/* Print styles */
@media print {
  .navbar, .btn, .card-footer {
    display: none !important;
  }
  
  .card {
    box-shadow: none;
    margin: 0;
    page-break-inside: avoid;
  }
}

/* Loading overlay (replaces the Bootstrap loading modal) */
.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.35);
}

.loading-overlay[hidden] {
  display: none;
}

.loading-box {
  background: var(--bs-body-bg, #fff);
  color: var(--bs-body-color, #212529);
  padding: 1.5rem 2rem;
  border-radius: 0.5rem;
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  min-width: 220px;
}

/* Dark theme (Bootstrap 5.3 data-bs-theme="dark" on <html>) */
/* On <html> too: pages taller than the window must not show a lighter band below the first screen */
[data-bs-theme="dark"],
[data-bs-theme="dark"] body {
  background-color: #16191d;
}

/* Dashboard charts: fixed-height box so Chart.js (maintainAspectRatio: false) keeps proportions */
.chart-box {
  position: relative;
  height: 300px;
}

/* Roles and Permissions matrix: scrolls inside the card, header row stays visible */
.rbac-matrix {
  max-height: 72vh;
}

.rbac-matrix th.rbac-role {
  min-width: 8.75rem;
  font-size: 0.8rem;
  white-space: normal;
  vertical-align: bottom;
}

.rbac-matrix tbody th {
  min-width: 15rem;
}

/* Menu items keep one line (long translations wrapped at ~1280px) */
.navbar .nav-link {
  white-space: nowrap;
}

[data-bs-theme="dark"] .stat-card {
  background: var(--bs-body-bg);
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.5);
}

[data-bs-theme="dark"] .card {
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.5);
}

[data-bs-theme="dark"] .stat-card .stat-value:not([class*="text-"]) {
  color: #6ea8fe;
}

[data-bs-theme="dark"] .stat-card .stat-label {
  color: var(--bs-secondary-color);
}

[data-bs-theme="dark"] .evidence-Type {
  background: var(--bs-secondary-bg);
}

[data-bs-theme="dark"] .timeline-item::before {
  border-color: var(--bs-body-bg);
}

/* .table-light headers (evidence list) would stay white in dark mode */
[data-bs-theme="dark"] .table-light {
  --bs-table-bg: var(--bs-secondary-bg);
  --bs-table-color: var(--bs-body-color);
  --bs-table-border-color: var(--bs-border-color);
}

[data-bs-theme="dark"] .drillable:hover {
  box-shadow: 0 0.25rem 0.75rem rgba(110, 168, 254, 0.35);
}