/* Base Styles */
:root {
  /* Light Theme (Default) */
  --primary-color: #4361ee;
  --primary-hover: #3a56d4;
  --secondary-color: #6c757d;
  --success-color: #28a745;
  --info-color: #17a2b8;
  --warning-color: #ffc107;
  --danger-color: #dc3545;
  --light-color: #f8f9fa;
  --dark-color: #343a40;
  
  /* Backgrounds */
  --body-bg: #f5f7fb;
  --card-bg: #ffffff;
  --header-bg: #ffffff;
  --footer-bg: #f8f9fa;
  
  /* Text */
  --text-primary: #212529;
  --text-secondary: #6c757d;
  --text-muted: #6c757d;
  --text-light: #f8f9fa;
  
  /* Borders */
  --border-color: #e9ecef;
  --input-border: #ced4da;
  
  /* Shadows */
  --card-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  --card-hover-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition: all 0.3s ease;
}

/* Dark Theme */
[data-bs-theme="dark"] {
  --primary-color: #5a7dff;
  --primary-hover: #4361ee;
  --secondary-color: #6c757d;
  --success-color: #28a745;
  --info-color: #17a2b8;
  --warning-color: #ffc107;
  --danger-color: #dc3545;
  --light-color: #212529;
  --dark-color: #f8f9fa;
  
  /* Backgrounds */
  --body-bg: #121212;
  --card-bg: #1e1e1e;
  --header-bg: #1a1a1a;
  --footer-bg: #1a1a1a;
  
  /* Text */
  --text-primary: #f8f9fa;
  --text-secondary: #adb5bd;
  --text-muted: #6c757d;
  
  /* Borders */
  --border-color: #2d2d2d;
  --input-border: #3a3a3a;
  
  /* Shadows */
  --card-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.3);
  --card-hover-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.4);
}

/* General Styles */
body {
  background-color: var(--body-bg);
  color: var(--text-primary);
  transition: background-color 0.3s ease, color 0.3s ease;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body.modal-open {
  transition: none;
}

.modal,
.modal-backdrop {
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

main {
  flex: 1;
  padding-top: 1.5rem;
  padding-bottom: 2rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
  color: var(--text-primary);
}

.text-muted {
  color: var(--text-muted) !important;
}

/* Cards */
.card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  box-shadow: var(--card-shadow);
  transition: var(--transition);
  margin-bottom: 1.5rem;
  border-radius: 0.5rem;
  overflow: hidden;
}

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

.card-header {
  background-color: var(--card-bg);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 1.25rem;
  font-weight: 600;
}

.card-body {
  padding: 1.25rem;
}

/* Navbar */
.navbar {
  background-color: var(--primary-color) !important;
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  padding: 0.75rem 1rem;
}

.navbar-brand {
  font-weight: 600;
  font-size: 1.25rem;
}

.navbar-brand img {
  margin-right: 0.5rem;
}

/* Forms */
.form-control, .form-select {
  background-color: var(--card-bg);
  border-color: var(--input-border);
  color: var(--text-primary);
  transition: var(--transition);
}

.form-control:focus, .form-select:focus {
  background-color: var(--card-bg);
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.25rem rgba(67, 97, 238, 0.25);
  color: var(--text-primary);
}

.input-group-text {
  background-color: var(--card-bg);
  border-color: var(--input-border);
  color: var(--text-muted);
}

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

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

.btn-outline-secondary {
  color: var(--text-muted);
  border-color: var(--input-border);
}

.btn-outline-secondary:hover {
  background-color: var(--card-bg);
  border-color: var(--text-muted);
  color: var(--text-primary);
}

/* Tables */
.table {
  color: var(--text-primary);
  margin-bottom: 0;
}

.table > :not(caption) > * > * {
  padding: 0.75rem 1rem;
  border-bottom-color: var(--border-color);
}

.table > thead > tr > th {
  border-bottom-color: var(--border-color);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

/* Alerts */
.alert {
  border: none;
  border-left: 4px solid transparent;
  border-radius: 0.375rem;
  padding: 1rem 1.25rem;
}

.alert-dismissible .btn-close {
  padding: 1rem 1.25rem;
}

.alert-success {
  background-color: rgba(40, 167, 69, 0.1);
  border-left-color: var(--success-color);
  color: var(--success-color);
}

.alert-danger {
  background-color: rgba(220, 53, 69, 0.1);
  border-left-color: var(--danger-color);
  color: var(--danger-color);
}

.alert-warning {
  background-color: rgba(255, 193, 7, 0.1);
  border-left-color: var(--warning-color);
  color: var(--warning-color);
}

.alert-info {
  background-color: rgba(23, 162, 184, 0.1);
  border-left-color: var(--info-color);
  color: var(--info-color);
}

/* Badges */
.badge {
  font-weight: 500;
  padding: 0.35em 0.65em;
  font-size: 0.75em;
}

.bg-soft-primary {
  background-color: rgba(67, 97, 238, 0.1) !important;
  color: var(--primary-color) !important;
}

.bg-soft-success {
  background-color: rgba(40, 167, 69, 0.1) !important;
  color: var(--success-color) !important;
}

.bg-soft-danger {
  background-color: rgba(220, 53, 69, 0.1) !important;
  color: var(--danger-color) !important;
}

.bg-soft-warning {
  background-color: rgba(255, 193, 7, 0.1) !important;
  color: var(--warning-color) !important;
}

.bg-soft-info {
  background-color: rgba(23, 162, 184, 0.1) !important;
  color: var(--info-color) !important;
}

/* Auth Pages */
.auth-container {
  max-width: 400px;
  margin: 0 auto;
  padding: 2rem 0;
}

/* Dashboard Stats */
.stat-card {
  border-left: 4px solid;
  transition: var(--transition);
}

.stat-card .card-body {
  padding: 1.25rem 1.5rem;
}

.stat-card .stat-icon {
  font-size: 2rem;
  opacity: 0.8;
}

.stat-card .stat-value {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0.5rem 0;
}

.stat-card .stat-label {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-bottom: 0;
}

/* Responsive Adjustments */
@media (max-width: 767.98px) {
  .navbar-brand {
    font-size: 1rem;
  }
  
  .card-body {
    padding: 1rem;
  }
  
  .stat-card .stat-value {
    font-size: 1.25rem;
  }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--body-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

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

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeIn 0.3s ease-out forwards;
}

/* Print Styles */
@media print {
  .no-print {
    display: none !important;
  }
  
  body {
    background: white !important;
    color: black !important;
  }
  
  .card {
    border: 1px solid #dee2e6 !important;
    box-shadow: none !important;
  }
}