/* App-wide styles for improved UX without changing functionality */
:root {
  --brand: #0d6efd;
  --brand-hover: #0b5ed7;
  --success: #198754;
  --warning: #ffc107;
  --danger: #dc3545;
  --info: #0dcaf0;
  --light: #f8f9fa;
  --dark: #212529;
  --border-radius: 0.75rem;
  --shadow: 0 0.5rem 1rem rgba(0,0,0,0.08);
  --shadow-hover: 0 1rem 2rem rgba(0,0,0,0.12);
  --transition: all 0.3s ease;
}

body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
  background-color: #f7f7f9;
  line-height: 1.6;
}

/* Enhanced Card Styling */
.card {
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  border: none;
  transition: var(--transition);
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.card-header {
  background: linear-gradient(to bottom right, #51a8ff, #0d6efd)
  border-bottom: 1px solid rgba(0,0,0,0.05);
  padding: 1rem 1.25rem;
}

.card-title {
  font-weight: 600;
  color: var(--dark);
  margin: 0;
}

/* Enhanced Table Styling */
.table {
  margin-bottom: 0;
}

.table thead th {
  background: linear-gradient(to bottom right, #51a8ff, #0d6efd)
  border-bottom: 2px solid #dee2e6;
  font-weight: 600;
  color: var(--dark);
  padding: 1rem 0.75rem;
  vertical-align: middle;
}

.table tbody tr {
  transition: var(--transition);
}

.table tbody tr:hover {
  background-color: rgba(13, 110, 253, 0.05);
  transform: scale(1.01);
}

.table td {
  padding: 1rem 0.75rem;
  vertical-align: middle;
  border-top: 1px solid rgba(0,0,0,0.05);
}

/* Enhanced Badge Styling */
.badge {
  font-weight: 500;
  padding: 0.5em 0.75em;
  border-radius: 0.5rem;
}

.badge.bg-primary {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-hover) 100%) !important;
}

.badge.bg-success {
  background: linear-gradient(135deg, var(--success) 0%, #146c43 100%) !important;
}

.badge.bg-warning {
  background: linear-gradient(135deg, var(--warning) 0%, #e0a800 100%) !important;
  color: var(--dark) !important;
}

.badge.bg-danger {
  background: linear-gradient(135deg, var(--danger) 0%, #b02a37 100%) !important;
}

.badge.bg-info {
  background: linear-gradient(135deg, var(--info) 0%, #0aa2c0 100%) !important;
  color: var(--dark) !important;
}

/* Enhanced Button Styling */
.btn {
  border-radius: 0.5rem;
  font-weight: 500;
  transition: var(--transition);
  border: none;
  padding: 0.5rem 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-hover) 100%);
  border: none;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--brand-hover) 0%, #0a58ca 100%);
  transform: translateY(-1px);
  box-shadow: 0 0.25rem 0.5rem rgba(13, 110, 253, 0.3);
}

.btn-success {
  background: linear-gradient(135deg, var(--success) 0%, #146c43 100%);
  border: none;
}

.btn-success:hover {
  background: linear-gradient(135deg, #146c43 0%, #0f5132 100%);
  transform: translateY(-1px);
  box-shadow: 0 0.25rem 0.5rem rgba(25, 135, 84, 0.3);
}

.btn-outline-primary {
  border: 2px solid var(--brand);
  color: var(--brand);
  background: transparent;
}

.btn-outline-primary:hover {
  background: var(--brand);
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 0.25rem 0.5rem rgba(13, 110, 253, 0.3);
}

/* Enhanced Form Styling */
.form-control, .form-select {
  border-radius: 0.5rem;
  border: 2px solid #e9ecef;
  padding: 0.75rem 1rem;
  transition: var(--transition);
  font-size: 0.95rem;
}

.form-control:focus, .form-select:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
  transform: translateY(-1px);
}

.form-label {
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 0.5rem;
}

.form-text {
  color: #6c757d;
  font-size: 0.875rem;
}

/* Enhanced Modal Styling */
.modal-content {
  border-radius: var(--border-radius);
  border: none;
  box-shadow: 0 1rem 3rem rgba(0,0,0,0.2);
}

.modal-header {
  background: linear-gradient(to bottom right, #51a8ff, #0d6efd)
  border-bottom: 1px solid rgba(0,0,0,0.05);
  border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.modal-footer {
  background: #f8f9fa;
  border-top: 1px solid rgba(0,0,0,0.05);
  border-radius: 0 0 var(--border-radius) var(--border-radius);
}

/* Enhanced Alert Styling */
.alert {
  border-radius: var(--border-radius);
  border: none;
  box-shadow: var(--shadow);
}

.alert-info {
  background: linear-gradient(135deg, #d1ecf1 0%, #bee5eb 100%);
  color: #0c5460;
  border-left: 4px solid var(--info);
}

.alert-warning {
  background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
  color: #856404;
  border-left: 4px solid var(--warning);
}

/* Enhanced Navigation */
.navbar {
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.5rem;
}

.nav-link {
  font-weight: 500;
  transition: var(--transition);
  border-radius: 0.5rem;
  margin: 0 0.25rem;
}

.nav-link:hover {
  background-color: rgba(255,255,255,0.1);
  transform: translateY(-1px);
}

.nav-link.active {
  background-color: rgba(255,255,255,0.2);
  font-weight: 600;
}

/* Enhanced Dropdown */
.dropdown-menu {
  border-radius: var(--border-radius);
  border: none;
  box-shadow: var(--shadow);
  padding: 0.5rem 0;
}

.dropdown-item {
  padding: 0.75rem 1.25rem;
  transition: var(--transition);
}

.dropdown-item:hover {
  background-color: rgba(13, 110, 253, 0.1);
  color: var(--brand);
}

/* Enhanced Stats Cards */
.card.bg-primary, .card.bg-success, .card.bg-info, .card.bg-warning {
  border: none;
  box-shadow: var(--shadow);
}

.card.bg-primary .card-body, .card.bg-success .card-body, 
.card.bg-info .card-body, .card.bg-warning .card-body {
  padding: 1.5rem;
}

.card.bg-primary .bi, .card.bg-success .bi, 
.card.bg-info .bi, .card.bg-warning .bi {
  opacity: 0.8;
  transition: var(--transition);
}

.card:hover .bi {
  opacity: 1;
  transform: scale(1.1);
}

/* Enhanced Table Sticky Headers */
.table thead th.sticky-top {
  position: sticky;
  top: 0;
  z-index: 1;
}

/* Enhanced Focus Outlines */
:focus-visible {
  outline: 3px solid rgba(13,110,253,.6);
  outline-offset: 2px;
}

/* Enhanced Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.card, .table, .alert {
  animation: fadeInUp 0.6s ease-out;
}

/* Enhanced Responsive Design */
@media (max-width: 768px) {
  .card-body {
    padding: 1rem;
  }
  
  .table-responsive {
    font-size: 0.875rem;
  }
  
  .btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
  }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  body { 
    background-color: #0f1115; 
    color: #e4e6eb; 
  }
  
  .bg-light { 
    background-color: #111318 !important; 
  }
  
  .navbar.bg-primary { 
    background-color: #0b5ed7 !important; 
  }
  
  .card { 
    background-color: #161a21; 
    color: #e4e6eb; 
    box-shadow: none; 
    border: 1px solid #222632; 
  }
  
  .table { 
    color: #e4e6eb; 
  }
  
  .table-striped>tbody>tr:nth-of-type(odd)>* { 
    --bs-table-accent-bg: rgba(255,255,255,.03); 
    color: inherit; 
  }
  
  .table-hover>tbody>tr:hover>* { 
    --bs-table-accent-bg: rgba(255,255,255,.06); 
    color: inherit; 
  }
  
  .form-control, .form-select { 
    background-color: #11161c; 
    border-color: #2b303b; 
    color: #e4e6eb; 
  }
  
  .form-control::placeholder { 
    color: #a0a6b2; 
  }
  
  .btn-outline-secondary { 
    color: #cfd4da; 
    border-color: #3a3f4b; 
  }
  
  .btn-outline-secondary:hover { 
    background-color: #2a2f3a; 
  }
  
  .card-header {
    background: linear-gradient(135deg, #1a1d24 0%, #2a2f3a 100%);
    border-bottom: 1px solid #222632;
  }
  
  .table thead th {
    background: linear-gradient(135deg, #1a1d24 0%, #2a2f3a 100%);
    border-bottom: 2px solid #222632;
  }
  
  .modal-content {
    background-color: #161a21;
    color: #e4e6eb;
  }
  
  .modal-header {
    background: linear-gradient(135deg, #1a1d24 0%, #2a2f3a 100%);
    border-bottom: 1px solid #222632;
  }
  
  .modal-footer {
    background: #1a1d24;
    border-top: 1px solid #222632;
  }
}

/* Print friendly barcode cards spacing */
@media print {
  body { background: #fff; }
  .card { box-shadow: none; border: 1px solid #ccc; }
  .btn, .nav-link { display: none; }
}