/* Design System */
:root {
  /* Layout */
  --sidebar-width: 280px;
  --sidebar-collapsed-width: 70px;
  --sidebar-transition: all 0.3s ease;

  /* Colors - Using the primary color from the design brief */
  --primary-color: #005f6a;
  --primary-hover: #004a54;
  --secondary-color: #6c757d;
  --background-light: #f8f9fa;
  --text-dark: #333;
  --text-light: #fff;
  --border-color: #dee2e6;
  --backdrop-color: rgba(0, 0, 0, 0.5);

  /* Status Colors */
  --success-color: #198754;
  --info-color: #0dcaf0;
  --warning-color: #ffc107;
  --danger-color: #dc3545;

  /* Status Light Colors */
  --success-light: rgba(25, 135, 84, 0.1);
  --info-light: rgba(13, 202, 240, 0.1);
  --warning-light: rgba(255, 193, 7, 0.1);
  --danger-light: rgba(220, 53, 69, 0.1);
  --secondary-light: rgba(108, 117, 125, 0.1);
  --primary-light: rgba(0, 95, 106, 0.1);

  /* Typography */
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;

  /* Spacing */
  --space-sm: 0.5rem;
  --space-md: 0.75rem;
  --space-lg: 1rem;
  --space-xl: 1.5rem;
  --space-xxl: 3rem;

  /* Effects */
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 8px rgba(0,0,0,0.15);
  --transition-base: all 0.2s ease-in-out;
  --border-radius: 0.25rem;
  --border-radius-lg: 0.5rem;
}

/* Prevent sidebar flashing on page load */
.sidebar-collapsed-html .sidebar {
  width: var(--sidebar-collapsed-width);
}

.sidebar-collapsed-html .sidebar .navbar-brand span,
.sidebar-collapsed-html .sidebar .nav-link span,
.sidebar-collapsed-html .sidebar .user-details,
.sidebar-collapsed-html .sidebar .sidebar-footer .btn span,
.sidebar-collapsed-html .sidebar .p-2.border-top .text-secondary,
.sidebar-collapsed-html .sidebar .p-2.border-top .nav-link span,
.sidebar-collapsed-html .sidebar .p-2.border-top .nav-link i:last-child {
  display: none;
}

/* Improve icon alignment in HTML-level collapsed state */
.sidebar-collapsed-html .sidebar .nav-link {
  justify-content: center;
  padding: 0.75rem 0;
  margin: 0.25rem auto;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
}

.sidebar-collapsed-html .sidebar .nav-item {
  display: flex;
  justify-content: center;
}

.sidebar-collapsed-html .sidebar .nav-link i {
  margin-right: 0;
  width: auto;
  font-size: 1.25rem;
}

/* Center the logo in HTML-level collapsed state */
.sidebar-collapsed-html .sidebar .navbar-brand {
  justify-content: center;
  padding: 1rem 0;
}

.sidebar-collapsed-html .sidebar .navbar-brand a {
  justify-content: center;
}

/* Hide the toggle button in HTML-level collapsed state to save space */
.sidebar-collapsed-html .sidebar .sidebar-collapse-toggle-inline {
  position: absolute;
  right: 5px;
  top: 10px;
  margin: 0;
  padding: 0.25rem;
}

.sidebar-collapsed-html .sidebar-collapse-toggle-inline i {
  transform: rotate(180deg);
}

/* Ensure the badge is properly positioned in HTML-level collapsed state */
.sidebar-collapsed-html .sidebar .nav-link .badge {
  position: absolute;
  top: 0;
  right: 0;
  transform: translate(25%, -25%);
  font-size: 0.65rem;
}

/* Ensure the user avatar is centered in HTML-level collapsed state */
.sidebar-collapsed-html .sidebar .user-info {
  justify-content: center;
  padding: 0.75rem 0;
}

.sidebar-collapsed-html .sidebar .user-avatar {
  margin-right: 0;
}

/* Ensure the footer buttons are properly styled in HTML-level collapsed state */
.sidebar-collapsed-html .sidebar .d-flex.p-3.pt-2 {
  flex-direction: column;
  padding: 0.5rem !important;
  gap: 0.5rem;
  align-items: center;
}

.sidebar-collapsed-html .sidebar .d-flex.p-3.pt-2 .btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  margin: 0;
}

.sidebar-collapsed-html .sidebar .d-flex.p-3.pt-2 .btn i {
  margin: 0;
}

/* Ensure external links are properly styled in HTML-level collapsed state */
.sidebar-collapsed-html .sidebar .p-2.border-top .nav-link {
  justify-content: center;
  padding: 0.75rem 0;
  margin: 0.25rem auto;
  width: 40px;
  height: 40px;
}

.sidebar-collapsed-html .sidebar .p-2.border-top .nav-link i:first-child {
  margin-right: 0;
  width: auto;
}

/* Alert styles */
.alert-debug {
  color: var(--text-dark);
  background-color: var(--text-light);
  border-color: #d6e9c6;
}

.alert-error {
  color: #b94a48;
  background-color: #f2dede;
  border-color: #eed3d7;
}

body {
  min-height: 100vh;
}

/* Preformatted text styles */
.preformatted {
  white-space: pre-wrap;
  word-wrap: break-word;
  margin: 1em 0;
  padding: 0.5em;
  background-color: var(--background-light);
  border-radius: var(--border-radius);
  font-family: Monaco, Consolas, "Courier New", monospace;
  font-size: 0.9em;
  line-height: 1.6;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1030;
  background-color: white;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  transition: var(--sidebar-transition);
  overflow-y: auto;
  overflow-x: hidden; /* Prevent horizontal scrollbar */
  display: flex;
  flex-direction: column;
}

/* Update sidebar body to use flex grow instead of fixed height */
.sidebar-body {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  min-height: 0; /* Important to prevent overflow issues */
  overflow-y: auto;
  overflow-x: hidden;
}

/* Collapsed Sidebar */
.sidebar.collapsed {
  width: var(--sidebar-collapsed-width);
}

.sidebar.collapsed .navbar-brand span,
.sidebar.collapsed .nav-link span,
.sidebar.collapsed .user-details,
.sidebar.collapsed .sidebar-footer .btn span,
.sidebar.collapsed .p-2.border-top .text-secondary,
.sidebar.collapsed .p-2.border-top .nav-link span,
.sidebar.collapsed .p-2.border-top .nav-link i:last-child {
  display: none;
}

/* Improve icon alignment in collapsed state */
.sidebar.collapsed .nav-link {
  justify-content: center;
  padding: 0.75rem 0;
  margin: 0.25rem auto;
  width: 40px;
  height: 40px;
}

.sidebar.collapsed .nav-item {
  display: flex;
  justify-content: center;
}

.sidebar.collapsed .nav-link i {
  margin-right: 0;
  width: auto;
  font-size: 1.25rem;
}

/* Center the logo in collapsed state */
.sidebar.collapsed .navbar-brand {
  justify-content: center;
  padding: 1rem 0;
}

.sidebar.collapsed .navbar-brand a {
  justify-content: center;
}

/* Hide the toggle button in collapsed state to save space */
.sidebar.collapsed .sidebar-collapse-toggle-inline {
  position: absolute;
  right: 5px;
  top: 10px;
  margin: 0;
  padding: 0.25rem;
}

.sidebar .navbar-brand {
  padding: 1.5rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sidebar.collapsed .navbar-brand span,
.sidebar.collapsed .nav-link span,
.sidebar.collapsed .user-details,
.sidebar.collapsed .sidebar-footer .btn span,
.sidebar.collapsed .p-2.border-top .text-secondary,
.sidebar.collapsed .p-2.border-top .nav-link span,
.sidebar.collapsed .p-2.border-top .nav-link i:last-child {
  display: none;
}

.sidebar .navbar-brand img {
  max-height: 40px;
}

.sidebar-collapse-toggle {
  cursor: pointer;
  color: var(--secondary-color);
  background: transparent;
  border: none;
  padding: 0.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  right: 10px;
  top: 10px;
  z-index: 1031;
  transition: all 0.2s ease;
}

/* New inline toggle button */
.sidebar-collapse-toggle-inline {
  cursor: pointer;
  color: var(--primary-color);
  background-color: var(--primary-light);
  border: none;
  padding: 0.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  margin-right: -0.5rem;
  width: 32px;
  height: 32px;
}

.sidebar-collapse-toggle:hover,
.sidebar-collapse-toggle-inline:hover {
  background-color: var(--primary-light);
  color: var(--primary-color);
  transform: scale(1.1);
}

/* Navigation Links */
.sidebar .nav-link {
  padding: 0.75rem 1rem;
  color: var(--secondary-color);
  display: flex;
  align-items: center;
  border-radius: 0.375rem;
  margin: 0.25rem 0.75rem;
  transition: all 0.2s ease;
  justify-content: flex-start;
  width: calc(100% - 1.5rem);
  position: relative;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar.collapsed .nav-link {
  justify-content: center;
  padding: 0.75rem 0;
  margin: 0.25rem auto;
  width: 40px;
  height: 40px;
}

.sidebar .nav-link span {
  margin-left: 0.75rem;
  flex: 1;
}

.sidebar .nav-link i {
  width: 1.5rem;
  font-size: 1.1rem;
  text-align: center;
  flex-shrink: 0;
}

.sidebar.collapsed .nav-link i {
  margin-right: 0;
  width: auto;
  font-size: 1.25rem;
}

.sidebar .nav-link .badge {
  position: absolute;
  right: 12px;
}

.sidebar.collapsed .nav-link .badge {
  position: absolute;
  top: 0;
  right: 0;
  transform: translate(25%, -25%);
  font-size: 0.65rem;
}

.sidebar .nav-link:hover {
  background-color: var(--primary-light);
  color: var(--primary-color);
}

.sidebar .nav-link.active {
  background-color: var(--primary-color);
  color: white;
}

.sidebar .nav-item {
  margin-bottom: 0.25rem;
  width: 100%;
}

/* External Links Section */
.sidebar .p-2.border-top .nav-link {
  padding: 0.75rem 1rem;
  margin: 0.25rem 0.75rem;
  width: calc(100% - 1.5rem);
}

.sidebar.collapsed .p-2.border-top .nav-link {
  justify-content: center;
  padding: 0.75rem 0;
}

.sidebar .p-2.border-top .nav-link i:first-child {
  width: 1.5rem;
  text-align: center;
}

.sidebar.collapsed .p-2.border-top .nav-link i:first-child {
  margin-right: 0;
  width: auto;
}

.sidebar .p-2.border-top .nav-link span {
  margin-left: 0.75rem;
  flex: 1;
}

/* User Section */
.sidebar-footer {
  padding: 0 0 1rem 0;
  margin-top: auto;
}

.sidebar.collapsed .sidebar-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.user-info {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
}

.sidebar.collapsed .user-info {
  justify-content: center;
  padding: 0.75rem 0;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 0.75rem;
  color: var(--primary-color);
  font-weight: 500;
  flex-shrink: 0;
}

.sidebar.collapsed .user-avatar {
  margin-right: 0;
}

.user-details {
  flex: 1;
  overflow: hidden;
}

.user-name {
  font-weight: 500;
  margin-bottom: 0.25rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: 0.75rem;
  color: var(--secondary-color);
}

.sidebar.collapsed .d-flex.p-3.pt-2 {
  flex-direction: column;
  padding: 0.5rem !important;
  gap: 0.5rem;
}

.sidebar.collapsed .d-flex.p-3.pt-2 .btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  margin: 0;
}

.sidebar.collapsed .d-flex.p-3.pt-2 .btn i {
  margin: 0;
}

/* Main content */
.main-content {
  margin-left: var(--sidebar-width);
  padding: var(--space-lg);
  width: calc(100% - var(--sidebar-width));
  min-height: 100vh;
  background-color: var(--background-light);
  transition: var(--transition-base);
}

body.sidebar-collapsed .main-content {
  margin-left: var(--sidebar-collapsed-width);
  width: calc(100% - var(--sidebar-collapsed-width));
}

/* Page content styles */
.main-content h1,
.main-content h2 {
  color: var(--primary-color);
  margin-bottom: var(--space-lg);
  font-size: var(--fs-xl);
  font-weight: 600;
}

.main-content p {
  color: var(--text-dark);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

/* Content cards */
.content-card {
  background: var(--text-light);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
}

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

/* Container styles */
.container {
  max-width: 1200px;
  padding: var(--space-lg);
}

/* Button group styles */
.row .btn-group {
  margin: var(--space-md) 0;
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* Profile section */
.profile-header {
  background-color: var(--text-light);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-sm);
}

.profile-header h2 {
  margin-bottom: var(--space-md);
}

.profile-actions {
  margin-top: var(--space-lg);
}

.profile-actions .btn {
  margin-right: var(--space-sm);
  margin-bottom: var(--space-sm);
}

/* Exercise list */
.exercise-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-lg);
  padding: var(--space-md) 0;
}

.exercise-item {
  background: var(--text-light);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
}

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

/* Alert styles in content area */
.main-content .alert {
  border-radius: var(--border-radius);
  margin-bottom: var(--space-lg);
  padding: var(--space-md) var(--space-lg);
}

/* Sidebar toggle button */
.sidebar-toggle {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  position: fixed;
  top: var(--space-lg);
  left: var(--space-lg);
  z-index: 1050;
  padding: var(--space-md) var(--space-lg);
  box-shadow: var(--shadow-sm);
  border-radius: var(--border-radius);
  transition: var(--transition-base);
  color: var(--text-light);
}

.sidebar-toggle:hover {
  background-color: var(--primary-hover);
  box-shadow: var(--shadow-md);
}

/* Primary button */
.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  transition: var(--transition-base);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
  box-shadow: var(--shadow-sm);
}

/* Auth forms */
.allauth-form-inner-content {
  text-align: center;
  padding: var(--space-lg);
}

.allauth-form-inner-content button,
.allauth-form-inner-content input[type='submit'] {
  display: block;
  margin: var(--space-lg) auto;
  transition: var(--transition-base);
}

/* Logout form */
form[action*="logout"] {
  text-align: center;
  margin: calc(var(--space-lg) * 2) auto;
  max-width: 300px;
}

form[action*="logout"] button {
  display: block;
  margin: var(--space-lg) auto;
  transition: var(--transition-base);
}

/* Offcanvas styles */
.offcanvas-body {
  padding: 0 !important;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.offcanvas-body .nav {
  flex-grow: 1;
}

.offcanvas-body .border-top {
  margin-top: calc(var(--space-lg) * 2);
  padding: var(--space-lg) !important;
}

/* Responsive adjustments */
@media (max-width: 991.98px) {
  :root {
    --sidebar-width: 350px; /* Slightly smaller on medium screens */
  }

  /* Show only icons on medium screens */
  .sidebar:not(.mobile-open) {
    width: var(--sidebar-collapsed-width);
  }

  .sidebar:not(.mobile-open) .navbar-brand span,
  .sidebar:not(.mobile-open) .nav-link span,
  .sidebar:not(.mobile-open) .user-details,
  .sidebar:not(.mobile-open) .sidebar-footer .btn span,
  .sidebar:not(.mobile-open) .p-2.border-top .text-secondary,
  .sidebar:not(.mobile-open) .p-2.border-top .nav-link span,
  .sidebar:not(.mobile-open) .p-2.border-top .nav-link i:last-child,
  .sidebar:not(.mobile-open) .sidebar-action-btn .button-text {
    display: none;
  }

  .sidebar:not(.mobile-open) .nav-link {
    justify-content: center;
    padding: 0.75rem 0;
    margin: 0.25rem auto;
    width: 40px;
    height: 40px;
  }

  .sidebar:not(.mobile-open) .nav-item {
    display: flex;
    justify-content: center;
  }

  .sidebar:not(.mobile-open) .nav-link i {
    margin-right: 0;
    width: auto;
    font-size: 1.25rem;
  }

  .sidebar:not(.mobile-open) .navbar-brand {
    justify-content: center;
    padding: 1rem 0;
  }

  .sidebar:not(.mobile-open) .navbar-brand a {
    justify-content: center;
  }

  /* Style the sidebar action buttons in responsive collapsed mode */
  .sidebar:not(.mobile-open) .d-flex.p-3.pt-2 {
    flex-direction: column;
    padding: 0.5rem !important;
    gap: 0.5rem;
    align-items: center;
  }

  .sidebar:not(.mobile-open) .d-flex.p-3.pt-2 .btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    margin: 0;
  }

  .sidebar:not(.mobile-open) .d-flex.p-3.pt-2 .btn i {
    margin: 0;
  }

  /* Adjust main content for icon-only sidebar */
  .main-content {
    margin-left: var(--sidebar-collapsed-width);
    width: calc(100% - var(--sidebar-collapsed-width)); /* Fix white space issue */
    padding: 1.5rem;
  }

  /* Badge positioning for tablet view */
  .sidebar:not(.mobile-open) .badge-counter {
    position: absolute;
    top: 0;
    right: 0;
    transform: translate(25%, -25%);
    font-size: 0.65rem;
  }
}

@media (max-width: 767.98px) {
  /* Mobile drawer sidebar */
  .sidebar {
    transform: translateX(-100%);
    box-shadow: none;
    width: var(--sidebar-width);
  }

  .sidebar.mobile-open {
    transform: translateX(0);
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
  }

  .sidebar.mobile-open .navbar-brand span,
  .sidebar.mobile-open .nav-link span,
  .sidebar.mobile-open .user-details,
  .sidebar.mobile-open .sidebar-footer .btn span,
  .sidebar.mobile-open .p-2.border-top .text-secondary,
  .sidebar.mobile-open .p-2.border-top .nav-link span {
    display: inline-block;
  }

  .sidebar.mobile-open .nav-link {
    justify-content: flex-start;
    padding: 0.75rem 1rem;
    width: auto;
    height: auto;
    margin: 0.25rem 0.75rem;
  }

  .sidebar.mobile-open .nav-link i {
    margin-right: 0.75rem;
    width: 24px;
  }

  .sidebar.mobile-open .nav-item {
    display: block;
  }

  .sidebar.mobile-open .navbar-brand,
  .sidebar.mobile-open .navbar-brand a {
    justify-content: space-between;
    padding: 1rem;
  }

  /* Reset main content on mobile */
  .main-content {
    margin-left: 0;
    padding: 1rem;
  }

  body.sidebar-collapsed .main-content {
    margin-left: 0;
  }

  /* Ensure toggle button is visible */
  .sidebar-toggle {
    display: flex !important;
  }

  /* Badge positioning for mobile view */
  .sidebar.mobile-open .badge-counter {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
  }
}

@media (min-width: 992px) {
  .sidebar {
    transform: translateX(0) !important;
    visibility: visible !important;
  }
}

/* Touch device optimizations */
@media (hover: none) {
  .sidebar .nav-link:hover {
    transform: none;
  }

  .homework-card:hover {
    transform: none;
  }

  .details-btn:hover {
    transform: none;
  }
}

/* Monaco Editor overrides */
.monaco-editor {
  padding: 8px;
  width: 100% !important;
  height: 100% !important;
}

.monaco-editor .overflow-guard {
  width: 100% !important;
  height: 100% !important;
}

/* Style for superuser-only menu items */
.superuser-menu-item .nav-link {
  border-right: 4px solid lightblue;
  padding-right: 10px;
}

/* Code editor container styles */
#code-editor {
  position: relative;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  background: var(--text-light);
}

/* Status badge styles */
.status-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 1000;
  padding: 8px 12px;
  font-weight: 500;
  box-shadow: var(--shadow-sm);
}

.form-control-static.description-text p {
  color: inherit;
  line-height: inherit;
  margin-bottom: 0;
}

/* Fix for Bootstrap offcanvas */
.offcanvas, .offcanvas-lg, .offcanvas-md, .offcanvas-sm, .offcanvas-xl, .offcanvas-xxl {
  background-color: white !important;
  opacity: 1 !important;
  backdrop-filter: none !important;
}

/* Card Styles */
.card {
  border-radius: 0.5rem;
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.card-header {
  background-color: transparent;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  padding: 1rem 1.25rem;
}

.card-footer {
  background-color: transparent;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  padding: 1rem 1.25rem;
}

/* Button Styles */
.btn {
  border-radius: 0.375rem;
  padding: 0.5rem 1rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

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

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

/* Form Styles */
.form-control, .form-select {
  border-radius: 0.375rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid rgba(0, 0, 0, 0.1);
  transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

/* Badge Styles */
.badge {
  font-weight: 500;
  padding: 0.35em 0.65em;
  border-radius: 0.375rem;
}

/* Alert Styles */
.alert {
  border-radius: 0.5rem;
  border: none;
  padding: 1rem;
}

/* Utility Classes */
.cursor-pointer {
  cursor: pointer;
}

.shadow-hover:hover {
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important;
}

.bg-success-light {
  background-color: var(--success-light);
}

.bg-info-light {
  background-color: var(--info-light);
}

.bg-warning-light {
  background-color: var(--warning-light);
}

.bg-danger-light {
  background-color: var(--danger-light);
}

.bg-secondary-light {
  background-color: var(--secondary-light);
}

.bg-primary-light {
  background-color: var(--primary-light);
}

/* Animation Utilities */
.transition-all {
  transition: all 0.3s ease;
}

.hover-scale:hover {
  transform: scale(1.02);
}

/* Accessibility Improvements */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Focus styles for better accessibility */
a:focus, button:focus, input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Skip to content link for accessibility */
.skip-to-content {
  position: absolute;
  top: -40px;
  left: 0;
  background-color: var(--primary-color);
  color: var(--text-light);
  padding: 8px;
  z-index: 9999;
  transition: top 0.3s;
}

.skip-to-content:focus {
  top: 0;
}

/* Sidebar toggle button for desktop */
.sidebar-collapse-toggle {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  transition: var(--sidebar-transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.sidebar-collapse-toggle:hover {
  background-color: rgba(0, 0, 0, 0.05);
  border-radius: 50%;
}

/* Mobile sidebar toggle */
.sidebar-toggle {
  top: 10px;
  left: 10px;
  z-index: 1040;
  border-radius: 50%;
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  transition: var(--sidebar-transition);
}

/* Hide toggle button when sidebar is open on mobile */
.sidebar.mobile-open ~ .sidebar-toggle {
  display: none !important;
}

/* Better selector for hiding burger menu */
body:has(.sidebar.mobile-open) .sidebar-toggle {
  display: none !important;
}

/* Explicitly force burger menu to be visible on mobile when sidebar is not open */
@media (max-width: 767.98px) {
  .sidebar-toggle {
    display: flex !important;
  }

  body:has(.sidebar.mobile-open) .sidebar-toggle {
    display: none !important;
  }
}

/* Sidebar backdrop for mobile */
.sidebar-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--backdrop-color);
  z-index: 1025;
  opacity: 0;
  visibility: hidden;
  transition: var(--sidebar-transition);
}

.sidebar-backdrop.show {
  opacity: 1;
  visibility: visible;
}

/* Sidebar header for mobile */
.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-title {
  margin: 0;
  font-size: 1.25rem;
  color: var(--primary-color);
}

/* Sidebar body */
.sidebar-body {
  height: 100%;
}

/* Navbar brand */
.sidebar .navbar-brand {
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
}

.sidebar .navbar-brand a {
  display: flex;
  align-items: center;
  text-decoration: none;
}

/* Navigation items */
.sidebar .nav-link {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  color: var(--text-dark);
  border-radius: 5px;
  margin: 0.25rem 0.75rem;
  transition: var(--sidebar-transition);
  white-space: nowrap;
  overflow: hidden;
  position: relative;
}

.sidebar .nav-link span {
  transition: opacity 0.2s ease;
}

.sidebar .nav-link i {
  width: 24px;
  text-align: center;
  margin-right: 0.75rem;
  font-size: 1.1rem;
}

.sidebar .nav-link:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

.sidebar .nav-link.active {
  background-color: var(--primary-color);
  color: var(--text-light);
}

/* Badge counter positioning */
.sidebar .badge-counter {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
}

.sidebar.collapsed .badge-counter {
  position: absolute;
  top: 0;
  right: 0;
  transform: translate(25%, -25%);
  font-size: 0.65rem;
}

/* Collapsed sidebar styles */
.sidebar.collapsed .navbar-brand span,
.sidebar.collapsed .nav-link span,
.sidebar.collapsed .user-details,
.sidebar.collapsed .sidebar-footer .btn span,
.sidebar.collapsed .p-2.border-top .text-secondary,
.sidebar.collapsed .p-2.border-top .nav-link span,
.sidebar.collapsed .p-2.border-top .nav-link i:last-child {
  display: none;
}

.sidebar.collapsed .nav-link {
  justify-content: center;
  padding: 0.75rem 0;
  margin: 0.25rem auto;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
}

.sidebar.collapsed .nav-item {
  display: flex;
  justify-content: center;
}

.sidebar.collapsed .nav-link i {
  margin-right: 0;
  width: auto;
  font-size: 1.25rem;
}

.sidebar.collapsed .navbar-brand {
  justify-content: center;
  padding: 1rem 0;
}

.sidebar.collapsed .navbar-brand a {
  justify-content: center;
}

.sidebar.collapsed .sidebar-collapse-toggle i {
  transform: rotate(180deg);
}

/* Main content */
.main-content {
  margin-left: var(--sidebar-width);
  transition: var(--sidebar-transition);
  min-height: 100vh;
  width: calc(100% - var(--sidebar-width)); /* Fix white space issue */
  padding: 2rem;
}

body.sidebar-collapsed .main-content {
  margin-left: var(--sidebar-collapsed-width);
  width: calc(100% - var(--sidebar-collapsed-width)); /* Fix white space issue */
}

/* Responsive styles */
@media (max-width: 991.98px) {
  :root {
    --sidebar-width: 350px; /* Slightly smaller on medium screens */
  }

  /* Show only icons on medium screens */
  .sidebar:not(.mobile-open) {
    width: var(--sidebar-collapsed-width);
  }

  .sidebar:not(.mobile-open) .navbar-brand span,
  .sidebar:not(.mobile-open) .nav-link span,
  .sidebar:not(.mobile-open) .user-details,
  .sidebar:not(.mobile-open) .sidebar-footer .btn span,
  .sidebar:not(.mobile-open) .p-2.border-top .text-secondary,
  .sidebar:not(.mobile-open) .p-2.border-top .nav-link span,
  .sidebar:not(.mobile-open) .p-2.border-top .nav-link i:last-child,
  .sidebar:not(.mobile-open) .sidebar-action-btn .button-text {
    display: none;
  }

  .sidebar:not(.mobile-open) .nav-link {
    justify-content: center;
    padding: 0.75rem 0;
    margin: 0.25rem auto;
    width: 40px;
    height: 40px;
  }

  .sidebar:not(.mobile-open) .nav-item {
    display: flex;
    justify-content: center;
  }

  .sidebar:not(.mobile-open) .nav-link i {
    margin-right: 0;
    width: auto;
    font-size: 1.25rem;
  }

  .sidebar:not(.mobile-open) .navbar-brand {
    justify-content: center;
    padding: 1rem 0;
  }

  .sidebar:not(.mobile-open) .navbar-brand a {
    justify-content: center;
  }

  /* Style the sidebar action buttons in responsive collapsed mode */
  .sidebar:not(.mobile-open) .d-flex.p-3.pt-2 {
    flex-direction: column;
    padding: 0.5rem !important;
    gap: 0.5rem;
    align-items: center;
  }

  .sidebar:not(.mobile-open) .d-flex.p-3.pt-2 .btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    margin: 0;
  }

  .sidebar:not(.mobile-open) .d-flex.p-3.pt-2 .btn i {
    margin: 0;
  }

  /* Adjust main content for icon-only sidebar */
  .main-content {
    margin-left: var(--sidebar-collapsed-width);
    width: calc(100% - var(--sidebar-collapsed-width)); /* Fix white space issue */
    padding: 1.5rem;
  }

  /* Badge positioning for tablet view */
  .sidebar:not(.mobile-open) .badge-counter {
    position: absolute;
    top: 0;
    right: 0;
    transform: translate(25%, -25%);
    font-size: 0.65rem;
  }
}

@media (max-width: 767.98px) {
  /* Mobile drawer sidebar */
  .sidebar {
    transform: translateX(-100%);
    box-shadow: none;
    width: var(--sidebar-width);
  }

  .sidebar.mobile-open {
    transform: translateX(0);
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
  }

  .sidebar.mobile-open .navbar-brand span,
  .sidebar.mobile-open .nav-link span,
  .sidebar.mobile-open .user-details,
  .sidebar.mobile-open .sidebar-footer .btn span,
  .sidebar.mobile-open .p-2.border-top .text-secondary,
  .sidebar.mobile-open .p-2.border-top .nav-link span {
    display: inline-block;
  }

  .sidebar.mobile-open .nav-link {
    justify-content: flex-start;
    padding: 0.75rem 1rem;
    width: auto;
    height: auto;
    margin: 0.25rem 0.75rem;
  }

  .sidebar.mobile-open .nav-link i {
    margin-right: 0.75rem;
    width: 24px;
  }

  .sidebar.mobile-open .nav-item {
    display: block;
  }

  .sidebar.mobile-open .navbar-brand,
  .sidebar.mobile-open .navbar-brand a {
    justify-content: space-between;
    padding: 1rem;
  }

  /* Reset main content on mobile */
  .main-content {
    margin-left: 0;
    width: 100%; /* Fix white space issue */
    padding: 1rem;
  }

  body.sidebar-collapsed .main-content {
    margin-left: 0;
    width: 100%; /* Fix white space issue */
  }

  /* Ensure toggle button is visible */
  .sidebar-toggle {
    display: flex !important;
  }

  /* Badge positioning for mobile view */
  .sidebar.mobile-open .badge-counter {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
  }
}

/* Some adjustments to improve UI look and feel */
.sidebar .nav-link .badge {
  position: absolute;
  right: 12px;
}

.user-info {
  display: flex;
  align-items: center;
  padding: 1rem;
  border-top: 1px solid var(--border-color);
}

.user-avatar {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-color);
  color: var(--text-light);
  border-radius: 50%;
  margin-right: 0.75rem;
  font-weight: bold;
}

.sidebar.collapsed .user-info,
.sidebar:not(.mobile-open) .user-info {
  justify-content: center;
  padding: 0.75rem 0;
}

.sidebar.collapsed .user-avatar,
.sidebar:not(.mobile-open) .user-avatar {
  margin-right: 0;
}

.user-details {
  flex: 1;
}

.user-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.user-role {
  font-size: 0.8rem;
  color: var(--secondary-color);
}

/* Skip to content link for accessibility */
.skip-to-content {
  position: absolute;
  top: -40px;
  left: 0;
  background-color: var(--primary-color);
  color: var(--text-light);
  padding: 8px;
  z-index: 9999;
  transition: top 0.3s;
}

.skip-to-content:focus {
  top: 0;
}

/* Alternative class-based approach for browsers that don't support :has */
body.sidebar-open-mobile .sidebar-toggle {
  display: none !important;
}

/* Hide text but keep icons in sidebar action buttons when collapsed */
.sidebar.collapsed .sidebar-action-btn .button-text {
  display: none;
}

.sidebar-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
}

.button-text {
  transition: opacity 0.3s ease;
}

/* Hide text in buttons when sidebar is collapsed (HTML level) */
.sidebar-collapsed-html .sidebar .sidebar-action-btn .button-text {
  display: none;
}

/* Modal fixes */
.modal-open {
  overflow: hidden;
}

.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1040;
  width: 100vw;
  height: 100vh;
  background-color: #000;
}

.modal-backdrop.fade {
  opacity: 0;
}

.modal-backdrop.show {
  opacity: 0.5;
}

/* Fix for modal backdrop not being removed */
body:not(.modal-open) .modal-backdrop {
  display: none !important;
}

/* Fix for modal focus issues */
.modal:not(.show) {
  display: none !important;
}

.modal.show {
  display: block !important;
}

/* Ensure modals don't trap focus when closed */
.modal[aria-hidden="true"] button,
.modal[aria-hidden="true"] a,
.modal[aria-hidden="true"] input,
.modal[aria-hidden="true"] select,
.modal[aria-hidden="true"] textarea {
  visibility: hidden;
}