:root {
  /* Accent and theme colors */
  --accent-color: #5D3FD3;
  --accent-hover: #4930A8;
  --accent-light: #8A6FEA;
  --accent-very-light: #EAE5FF;

  /* Light mode variables */
  --light-body-bg: #ffffff;
  --light-text: #212529;
  --light-card-bg: #ffffff;
  --light-card-header: #f7f7f7;
  --light-border-color: #e5e5e5;
  --light-hover-bg: #f8f9fa;
  --light-unread-bg: rgba(93, 63, 211, 0.08);
}

/* Base styles for both themes */
html {
  font-size: 14px;
  position: relative;
  min-height: 100%;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem var(--accent-color);
}

body {
  margin-bottom: 60px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-left: 0;
  transition: padding-left 0.3s ease, background-color 0.3s ease, color 0.3s ease;
  color: var(--bs-body-color);
  background-color: var(--bs-body-bg);
  font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

body.sidebar-expanded {
  padding-left: 220px;
}

/* DARK MODE */
[data-bs-theme="dark"] {
  --bs-body-bg: #121212;
  --bs-body-color: #c8c8c8;
  --border-color: #2c2c2c;
  --card-bg: #1e1e1e;
  --card-header: #2d2d2d;
  --hover-bg: #2a2a2a;
  --unread-bg: rgba(93, 63, 211, 0.15);
}

[data-bs-theme="dark"] .navbar {
  background-color: #1a1a1a;
  color: #e0e0e0;
}

[data-bs-theme="dark"] .dropdown-menu {
  background-color: #2d2d2d;
  color: #e0e0e0;
}

[data-bs-theme="dark"] .dropdown-item {
  color: #e0e0e0;
}

[data-bs-theme="dark"] .dropdown-item:hover {
  background-color: #3a3a3a;
  color: #e0e0e0;
}

/* list items */
[data-bs-theme="dark"] .list-group-item {
  background-color: #1e1e1e;
  color: #e0e0e0;
  margin-top: 1px;
  border-color: #2c2c2c;
}

[data-bs-theme="dark"] .card-body {
  background-color: #1e1e1e;
  color: #e0e0e0;
}

[data-bs-theme="dark"] .card-header {
  background-color: #2d2d2d;
  color: #e0e0e0;
}

[data-bs-theme="dark"] .card-footer {
  background-color: #2d2d2d;
  color: #e0e0e0;
}

[data-bs-theme="dark"] .card {
  background-color: #1e1e1e;
  color: #e0e0e0;
  border-color: #2c2c2c;
}

[data-bs-theme="dark"] .table {
  background-color: #1e1e1e;
  color: #e0e0e0;
}

[data-bs-theme="dark"] .table th {
  background-color: #2d2d2d;
  color: #e0e0e0;
}

[data-bs-theme="dark"] .table td {
  background-color: #1e1e1e;
  color: #e0e0e0;
}

[data-bs-theme="dark"] .modal-dialog {
  color: #e7e7e7;
}

[data-bs-theme="dark"] .modal-content {
  background-color: #2d2d2d;
  color: #e7e7e7;
  border-color: #3d3d3d;
}

[data-bs-theme="dark"] .modal-header {
  background-color: #333333;
  color: #e7e7e7;
  border-color: #3d3d3d;
}

[data-bs-theme="dark"] .form-control {
  background-color: #333333;
  color: #e7e7e7;
  border-color: #4d4d4d;
}

[data-bs-theme="dark"] .form-select {
  background-color: #333333;
  color: #e7e7e7;
  border-color: #4d4d4d;
}

[data-bs-theme="dark"] .page-link {
  background-color: #333333;
  color: #e7e7e7;
  border-color: #4d4d4d;
}

[data-bs-theme="dark"] .page-link:hover {
  background-color: #4d4d4d;
  color: #e7e7e7;
}

[data-bs-theme="dark"] .page-item.active .page-link {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
}

/* LIGHT MODE */
[data-bs-theme="light"] {
  --bs-body-bg: #f8f9fa;
  --bs-body-color: #212529;
  --border-color: #e5e5e5;
  --card-bg: #ffffff;
  --card-header: #f7f7f7;
  --hover-bg: #f0f0f0;
  --unread-bg: rgba(93, 63, 211, 0.05);
}

[data-bs-theme="light"] .list-group-item {
  background-color: #ffffff;
  color: #212529;
  border-color: #e5e5e5;
}

[data-bs-theme="light"] .card-body {
  background-color: #ffffff;
  color: #212529;
}

[data-bs-theme="light"] .card-header {
  background-color: #f7f7f7;
  color: #212529;
}

[data-bs-theme="light"] .card-footer {
  background-color: #f7f7f7;
  color: #212529;
}

[data-bs-theme="light"] .card {
  background-color: #ffffff;
  color: #212529;
  border-color: #e5e5e5;
}

[data-bs-theme="light"] .table {
  background-color: #ffffff;
  color: #212529;
}

[data-bs-theme="light"] .table th {
  background-color: #f7f7f7;
  color: #212529;
}

[data-bs-theme="light"] .modal-dialog {
  color: #000000;
  background-color: #ffffff;
}

[data-bs-theme="light"] .modal-content {
  background-color: #ffffff;
  color: #000000;
  border-color: #e5e5e5;
}

[data-bs-theme="light"] .modal-header {
  background-color: #f7f7f7;
  color: #000000;
  border-color: #e5e5e5;
}

[data-bs-theme="light"] .form-control {
  background-color: #ffffff;
  color: #000000;
  border-color: #ced4da;
}

[data-bs-theme="light"] .form-select {
  background-color: #ffffff;
  color: #000000;
  border-color: #ced4da;
}

[data-bs-theme="light"] .page-link {
  background-color: #f8f9fa;
  color: #212529;
  border-color: #dee2e6;
}

[data-bs-theme="light"] .page-link:hover {
  background-color: #e9ecef;
  color: #212529;
}

[data-bs-theme="light"] .page-item.active .page-link {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
}

.modal-body ul {
  list-style-type: none;
  padding: 0;
}

.modal-body li {
  padding: 5px 0;
}

.performance-score {
  display: inline-block;
  padding: 0.25rem 0.25rem;
  border-radius: 50%;
  font-weight: bold;
  margin-left: 0.5rem;
  font-size: 1.45rem;
}

.score-red { background-color: #dc3545; color: white; }
.score-yellow { background-color: #ffc107; color: black; }
.score-green { background-color: #28a745; color: white; }
.score-purple { background-color: var(--accent-color); color: white; }

.not-rated-badge { color: #6c757d; margin-left: 0.5rem; }

.username-profile-link {
  font-weight: bold;
  color: inherit;
  text-decoration: none;
}

.username-profile-link:hover {
  text-decoration: underline;
  color: var(--accent-color);
}

.image-profile-link {
  color: inherit;
  text-decoration: none;
}

.scrollable-checkbox-tags {
  max-height: 155px;
  overflow-y: auto;
}

/* Top Navigation Bar Styles */
.top-navbar {
  height: 60px;
  position: sticky;
  top: 0;
  z-index: 1020;
  background-color: var(--bs-body-bg);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  width: 100%;
  padding: 0 1rem;
}

.navbar-left, .navbar-right {
  display: flex;
  align-items: center;
}

.brand-logo {
  height: 34px !important;
  width: auto;
  margin-left: 0.5rem;
}

.nav-profile {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  object-fit: cover;
  border: 2px solid var(--border-color);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.nav-profile:hover {
  transform: scale(1.05);
  border-color: var(--accent-color);
}

.sidebar-toggle-btn {
  background: none;
  border: none;
  color: var(--bs-body-color);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 0.25rem;
  margin-right: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s ease;
}

.sidebar-toggle-btn:hover {
  opacity: 0.8;
  color: var(--accent-color);
}

/* Sidebar Styles */
.sidebar {
  position: fixed;
  top: 0;
  left: -220px;
  width: 220px;
  height: 100vh;
  background-color: var(--bs-body-bg);
  border-right: 1px solid var(--border-color);
  z-index: 1030;
  transition: left 0.3s ease;
  display: flex;
  flex-direction: column;
  box-shadow: 3px 0 10px rgba(0, 0, 0, 0.1);
}

.sidebar.expanded {
  left: 0;
}

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

.sidebar-brand {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--bs-body-color);
  text-decoration: none;
  display: flex;
  align-items: center;
}

.sidebar-brand img {
  height: 26px;
  margin-right: 8px;
}

.sidebar-toggle {
  background: none;
  border: none;
  color: var(--bs-body-color);
  font-size: 1.3rem;
  cursor: pointer;
  padding: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s ease;
}

.sidebar-toggle:hover {
  opacity: 0.8;
  color: var(--accent-color);
}

.sidebar-content {
  padding: 1.25rem 0;
  overflow-y: auto;
  flex: 1;
}

.sidebar-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-nav-item {
  margin-bottom: 0.4rem;
}

/* Sidebar Navigation Link Styles */
.sidebar-nav-link {
  display: flex;
  align-items: center;
  padding: 0.65rem 1.25rem;
  color: var(--bs-body-color) !important; /* Force theme color */
  text-decoration: none;
  transition: background-color 0.2s ease, border-left-color 0.2s ease;
  border-left: 3px solid transparent;
  font-size: 0.95rem;
}

.sidebar-nav-link:hover {
  background-color: var(--hover-bg);
  color: var(--accent-color) !important;
  border-left-color: var(--accent-color);
}

.sidebar-nav-link.active {
  background-color: rgba(93, 63, 211, 0.1);
  color: var(--accent-color) !important;
  border-left-color: var(--accent-color);
  font-weight: 500;
}

/* Update sidebar icon to inherit parent color */
.sidebar-icon {
  margin-right: 0.65rem;
  font-size: 1.15rem;
  width: 22px;
  text-align: center;
  color: currentColor !important; /* Force inheritance of parent color */
}

.sidebar-nav-link:hover .sidebar-icon {
  transform: translateX(2px);
  transition: transform 0.2s ease;
}

.sidebar-nav-link .sidebar-icon {
  transform: translateX(0);
  transition: transform 0.2s ease;
}

.sidebar-footer {
  padding: 0.8rem 1.25rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.8rem;
  color: var(--bs-secondary-color);
  text-align: center;
}

.sidebar-divider {
  height: 1px;
  background-color: var(--border-color);
  margin: 1rem 1.25rem;
}

/* Main Content Container */
.main-container {
  flex: 1;
  padding-bottom: 2rem;
  transition: margin-left 0.3s ease;
}

/* Floating Action Button Styles */
.fab-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
}

.fab {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background-color: var(--accent-color);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.fab:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
  background-color: var(--accent-hover);
  color: white;
}

.fab i {
  font-size: 1.6rem;
}

.fab-tooltip {
  position: absolute;
  top: 50%;
  right: calc(100% + 10px);
  transform: translateY(-50%);
  background-color: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  font-size: 0.85rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

[data-bs-theme="light"] .fab-tooltip {
  background-color: rgba(0, 0, 0, 0.7);
}

[data-bs-theme="dark"] .fab-tooltip {
  background-color: rgba(0, 0, 0, 0.9);
}

.fab:hover .fab-tooltip {
  opacity: 1;
}

/* Custom Badge Design */
.badge {
  font-weight: 500;
  letter-spacing: 0.03em;
}

/* Dropdown Menu Refinements */
.dropdown-menu {
  padding: 0.5rem 0;
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.dropdown-item {
  padding: 0.6rem 1.2rem;
  font-size: 0.9rem;
}

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

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

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

::-webkit-scrollbar-thumb:hover {
  background-color: var(--accent-color);
}

/* Primary and Secondary Button Overrides */
.btn-primary {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
}

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

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

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

/* Button focus and active states */
.btn:focus,
.btn:active,
.btn:focus-visible {
  outline: none !important;
  box-shadow: 0 0 0 0.25rem rgba(93, 63, 211, 0.25) !important;
  border-color: var(--accent-color) !important;
}

/* Primary button active state */
.btn-primary:active,
.btn-primary:focus {
  background-color: var(--accent-hover) !important;
  border-color: var(--accent-hover) !important;
}

/* Links active and focus states */
a:focus,
a:active {
  color: var(--accent-hover) !important;
  outline: none !important;
}

/* Secondary/outline button active and focus states */
.btn-outline-primary:focus,
.btn-outline-primary:active,
.btn-outline-secondary:focus,
.btn-outline-secondary:active {
  color: white !important;
  background-color: var(--accent-color) !important;
  border-color: var(--accent-color) !important;
}

/* For other button types if needed */
.btn-secondary:focus,
.btn-secondary:active {
  background-color: var(--accent-hover) !important;
  border-color: var(--accent-hover) !important;
}

/* Card enhancements */
.card {
  border-radius: 0.75rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: 1px solid var(--border-color);
  overflow: hidden;
}

/* Focus styles for accessibility */
:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

/* Enhanced active state indicators */
[data-bs-theme="dark"] .sidebar-nav-link.active {
  background-color: rgba(93, 63, 211, 0.15);
}

[data-bs-theme="light"] .sidebar-nav-link.active {
  background-color: rgba(93, 63, 211, 0.08);
}

/* Professional typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  margin-bottom: 1rem;
}

/* Animation for better interactions */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

/* Chat specific accent colors */
.text-accent {
  color: var(--accent-color) !important;
}

.bg-accent {
  background-color: var(--accent-color) !important;
}

.border-accent {
  border-color: var(--accent-color) !important;
}

/* Link styling */
a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}