/* ===================================
   MODERN POS FBR SYSTEM STYLES
   ================================== */

/* CSS Variables for consistent theming */
:root {
  --primary-color: #3b82f6;
  --primary-dark: #2563eb;
  --primary-light: #60a5fa;
  --secondary-color: #64748b;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  --info-color: #06b6d4;
  
  /* Softer neutrals to reduce glare on bright screens */
  --bg-primary: #f3f4f6; /* page background */
  --bg-secondary: #eef2f7; /* section surfaces */
  --bg-white: #ffffff;
  --bg-dark: #0f172a;
  
  --text-primary: #111827; /* slightly darker for contrast */
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  
  --border-color: #e5e7eb; /* clearer separation */
  --border-light: #eef2f7;
  
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}

/* ===================================
   GLOBAL STYLES
   ================================== */

body {
  background-color: var(--bg-primary);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-primary);
  line-height: 1.6;
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* ===================================
   NAVIGATION STYLES
   ================================== */

.navbar {
  background: linear-gradient(135deg, var(--bg-dark) 0%, #1e293b 100%) !important;
  box-shadow: var(--shadow-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1rem 0;
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.5rem;
  color: #ffffff !important;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbar-brand::before {
  content: "🏪";
  font-size: 1.25rem;
}

.navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.85) !important;
  font-weight: 500;
  padding: 0.75rem 1rem !important;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  margin: 0 0.25rem;
}

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

.navbar-nav .nav-link.active {
  color: #ffffff !important;
  background-color: var(--primary-color);
}

.dropdown-menu {
  border: none;
  box-shadow: var(--shadow-xl);
  border-radius: var(--radius-lg);
  padding: 0.5rem;
  margin-top: 0.5rem;
}

.dropdown-item {
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.dropdown-item:hover {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  transform: translateX(4px);
}

.dropdown-header {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* User dropdown button */
.btn-light {
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  font-weight: 500;
  border-radius: var(--radius-lg);
  padding: 0.5rem 1rem;
  transition: all 0.2s ease;
}

.btn-light:hover {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
  color: #ffffff;
  transform: translateY(-1px);
}

/* ===================================
   CARD STYLES
   ================================== */

.card {
  border: 1px solid var(--border-color); /* subtle outline for separation */
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  margin-bottom: 2rem;
  overflow: hidden;
  transition: all 0.3s ease;
  background-color: var(--bg-white);
}

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

.card-header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  border-bottom: none;
  padding: 1.5rem;
  color: #ffffff;
}

.card-header h5,
.card-header h6 {
  margin: 0;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-body {
  padding: 2rem;
}

.card-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-light);
  padding: 1rem 2rem;
}

/* ===================================
   BUTTON STYLES
   ================================== */

.btn {
  font-weight: 500;
  border-radius: var(--radius-lg);
  padding: 0.75rem 1.5rem;
  transition: all 0.2s ease;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: #ffffff;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark) 0%, #1e40af 100%);
  color: #ffffff;
}

.btn-success {
  background: linear-gradient(135deg, var(--success-color) 0%, #047857 100%);
  color: #ffffff;
}

.btn-warning {
  background: linear-gradient(135deg, var(--warning-color) 0%, #b45309 100%);
  color: #ffffff;
}

.btn-danger {
  background: linear-gradient(135deg, var(--danger-color) 0%, #b91c1c 100%);
  color: #ffffff;
}

.btn-info {
  background: linear-gradient(135deg, var(--info-color) 0%, #0e7490 100%);
  color: #ffffff;
}

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

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

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* ===================================
   FORM STYLES
   ================================== */

.form-control {
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  background-color: var(--bg-white);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  outline: none;
}

.form-label {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.form-select {
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0.75rem 1rem;
  background-color: var(--bg-white);
  transition: all 0.2s ease;
}

.form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.input-group {
  margin-bottom: 1rem;
}

.input-group-text {
  background-color: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-weight: 500;
  color: var(--text-secondary);
}

/* ===================================
   TABLE STYLES
   ================================== */

.table {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin-bottom: 0;
}

.table thead th {
  background-color: var(--bg-secondary);
  border: none;
  font-weight: 600;
  color: var(--text-primary);
  padding: 1rem;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.table tbody td {
  border: none;
  padding: 1rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--border-light);
}

.table tbody tr:hover {
  background-color: var(--bg-secondary);
}

.table-responsive {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* ===================================
   BADGE STYLES
   ================================== */

.badge {
  font-weight: 500;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.bg-success {
  background: linear-gradient(135deg, var(--success-color) 0%, #047857 100%) !important;
}

.bg-warning {
  background: linear-gradient(135deg, var(--warning-color) 0%, #b45309 100%) !important;
}

.bg-danger {
  background: linear-gradient(135deg, var(--danger-color) 0%, #b91c1c 100%) !important;
}

.bg-info {
  background: linear-gradient(135deg, var(--info-color) 0%, #0e7490 100%) !important;
}

.bg-secondary {
  background: linear-gradient(135deg, var(--secondary-color) 0%, #475569 100%) !important;
}

/* ===================================
   TAB STYLES
   ================================== */

.nav-tabs {
  border-bottom: 2px solid var(--border-color);
  margin-bottom: 2rem;
}

.nav-tabs .nav-link {
  border: none;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 1rem 1.5rem;
  font-weight: 500;
  color: var(--text-secondary);
  background-color: transparent;
  transition: all 0.2s ease;
  margin-right: 0.5rem;
}

.nav-tabs .nav-link:hover {
  border-color: transparent;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.nav-tabs .nav-link.active {
  background-color: var(--primary-color);
  color: #ffffff;
  border-color: var(--primary-color);
}

.tab-content {
  padding: 0;
}

/* ===================================
   MODAL STYLES
   ================================== */

.modal-content {
  border: none;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.modal-header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: #ffffff;
  border-bottom: none;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: 1.5rem 2rem;
}

.modal-title {
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.modal-body {
  padding: 2rem;
}

.modal-footer {
  border-top: 1px solid var(--border-light);
  padding: 1.5rem 2rem;
  background-color: var(--bg-secondary);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.btn-close {
  filter: invert(1);
}

/* Prevent hover/transition flicker inside open modals */
body.modal-open .modal *,
body.modal-open .modal-backdrop {
  transition: none !important;
}

/* Disable card hover transform while a modal is open to avoid stacking/hover loops */
body.modal-open .card:hover {
  transform: none !important;
  box-shadow: var(--shadow-lg);
}

/* ===================================
   ALERT STYLES
   ================================== */

.alert {
  border: none;
  border-radius: var(--radius-lg);
  padding: 1rem 1.5rem;
  margin-bottom: 1.5rem;
  border-left: 4px solid;
}

.alert-success {
  background-color: #f0fdf4;
  color: #166534;
  border-left-color: var(--success-color);
}

.alert-warning {
  background-color: #fffbeb;
  color: #92400e;
  border-left-color: var(--warning-color);
}

.alert-danger {
  background-color: #fef2f2;
  color: #991b1b;
  border-left-color: var(--danger-color);
}

.alert-info {
  background-color: #f0f9ff;
  color: #075985;
  border-left-color: var(--info-color);
}

/* ===================================
   PAGINATION STYLES
   ================================== */

.pagination {
  gap: 0.5rem;
}

.page-link {
  border: none;
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  color: var(--text-secondary);
  background-color: var(--bg-white);
  transition: all 0.2s ease;
  font-weight: 500;
}

.page-link:hover {
  background-color: var(--primary-color);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.page-item.active .page-link {
  background-color: var(--primary-color);
  color: #ffffff;
  box-shadow: var(--shadow-md);
}

/* ===================================
   FOOTER STYLES
   ================================== */

.footer {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, #e2e8f0 100%);
  border-top: 1px solid var(--border-color);
  margin-top: 3rem;
}

.footer .text-muted {
  color: var(--text-secondary) !important;
  font-weight: 500;
}

/* ===================================
   UTILITY CLASSES
   ================================== */

.shadow-custom {
  box-shadow: var(--shadow-lg);
}

.rounded-custom {
  border-radius: var(--radius-xl);
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

.bg-gradient-primary {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
}

.border-custom {
  border: 2px solid var(--border-color);
}

/* ===================================
   LOADING STATES
   ================================== */

.loading-overlay {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(4px);
  border-radius: var(--radius-lg);
}

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

/* ===================================
   RESPONSIVE DESIGN
   ================================== */

@media (max-width: 768px) {
  .card-body {
    padding: 1.5rem;
  }
  
  .btn {
    padding: 0.625rem 1.25rem;
    font-size: 0.9rem;
  }
  
  .navbar-brand {
    font-size: 1.25rem;
  }
  
  .table thead th,
  .table tbody td {
    padding: 0.75rem 0.5rem;
    font-size: 0.875rem;
  }
}

@media (max-width: 576px) {
  .card-body {
    padding: 1rem;
  }
  
  .modal-body {
    padding: 1.5rem;
  }
  
  .btn-group .btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
  }
}

/* ===================================
   ANIMATION CLASSES
   ================================== */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.5s ease-out;
}

@keyframes slideIn {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(0);
  }
}

.slide-in {
  animation: slideIn 0.3s ease-out;
}

/* ===================================
   CUSTOM SCROLLBAR
   ================================== */

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
}

::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: var(--radius-md);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* ===================================
   COMPACT DESIGN OVERRIDES
   ================================== */

/* Global compact styles for the entire application */
.card-header {
  padding: 0.75rem 1.5rem !important; /* Reduced from 1.5rem */
}

.card-body {
  padding: 1.5rem !important; /* Reduced from 2rem */
}

.card {
  margin-bottom: 1.5rem !important; /* Reduced from 2rem */
}

/* Make all form controls smaller by default */
.form-control {
  /*padding: 0.5rem 0.75rem !important;  Reduced padding */
  font-size: 0.875rem !important; /* Smaller font */
}

.form-label {
  font-size: 0.875rem !important; /* Smaller labels */
  margin-bottom: 0.375rem !important; /* Reduced margin */
}

/* Make all buttons more compact */
.btn {
  padding: 0.5rem 1rem !important; /* Reduced from 0.75rem 1.5rem */
  font-size: 0.875rem !important;
}

.btn-sm {
  padding: 0.375rem 0.75rem !important; /* Even smaller for btn-sm */
  font-size: 0.8125rem !important;
}

/* Make tables more compact */
.table {
  font-size: 0.875rem !important;
}

.table thead th {
  padding: 0.75rem !important; /* Reduced from 1rem */
  font-size: 0.8125rem !important;
}

.table tbody td {
  padding: 0.75rem !important; /* Reduced padding */
}

.table-sm thead th,
.table-sm tbody td {
  padding: 0.5rem !important; /* Even more compact for table-sm */
}

/* Reduce navbar padding */
.navbar {
  padding: 0.75rem 0 !important; /* Reduced from 1rem */
}

.navbar-nav .nav-link {
  padding: 0.5rem 0.75rem !important; /* Reduced from 0.75rem 1rem */
}

/* Make modals more compact */
.modal-header {
  padding: 1rem 1.5rem !important;
}

.modal-body {
  padding: 1.5rem !important;
}

.modal-footer {
  padding: 1rem 1.5rem !important;
}

/* Reduce alert padding */
.alert {
  padding: 0.75rem 1.25rem !important; /* Reduced from 1rem 1.5rem */
  margin-bottom: 1rem !important; /* Reduced from 1.5rem */
}

/* Make badges smaller */
.badge {
  font-size: 0.75rem !important;
  padding: 0.375rem 0.5rem !important;
}

/* Reduce dropdown item padding */
.dropdown-item {
  padding: 0.5rem 1rem !important; /* Reduced from 0.75rem 1rem */
}

/* Make input groups more compact */
.input-group-text {
  padding: 0.5rem 0.75rem !important;
  font-size: 0.875rem !important;
}

/* Reduce spacing in button groups */
.btn-group .btn {
  padding: 0.375rem 0.75rem !important;
}

/* Make pagination more compact */
.page-link {
  padding: 0.5rem 0.75rem !important; /* Reduced from 0.75rem 1rem */
  font-size: 0.875rem !important;
}

/* Reduce container padding */
.container-fluid {
  padding-top: 1.5rem !important; /* Reduced from default */
  padding-bottom: 1.5rem !important;
}

/* Make footer more compact */
.footer {
  padding: 1.5rem 0 !important; /* Reduced padding */
  margin-top: 2rem !important; /* Reduced from 3rem */
}

/* Responsive adjustments for compact design */
@media (max-width: 768px) {
  .card-body {
    padding: 1rem !important;
  }
  
  .card-header {
    padding: 0.75rem 1rem !important;
  }
  
  .btn {
    padding: 0.375rem 0.75rem !important;
    font-size: 0.8125rem !important;
  }
}

@media (max-width: 576px) {
  .card-body {
    padding: 0.75rem !important;
  }
  
  .form-control {
    padding: 0.375rem 0.5rem !important;
  }
  
  .table thead th,
  .table tbody td {
    padding: 0.5rem 0.375rem !important;
    font-size: 0.8125rem !important;
  }
}

/* ===================================
   PRINT STYLES
   ================================== */

@media print {
  .navbar,
  .footer,
  .btn,
  .pagination,
  .search-dropdown,
  .product-search-dropdown {
    display: none !important;
  }
  
  .card {
    box-shadow: none;
    border: 1px solid #000;
  }
  
  body {
    background: white;
    color: black;
  }
}