:root {
  /* Color Palette */
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --primary-300: #93c5fd;
  --primary-400: #60a5fa;
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --primary-800: #1e40af;
  --primary-900: #1e3a8a;
  
  --secondary-50: #f8fafc;
  --secondary-100: #f1f5f9;
  --secondary-200: #e2e8f0;
  --secondary-300: #cbd5e1;
  --secondary-400: #94a3b8;
  --secondary-500: #64748b;
  --secondary-600: #475569;
  --secondary-700: #334155;
  --secondary-800: #1e293b;
  --secondary-900: #0f172a;
  
  --success-50: #f0fdf4;
  --success-100: #dcfce7;
  --success-200: #bbf7d0;
  --success-300: #86efac;
  --success-400: #4ade80;
  --success-500: #22c55e;
  --success-600: #16a34a;
  --success-700: #15803d;
  --success-800: #166534;
  --success-900: #14532d;
  
  --warning-50: #fffbeb;
  --warning-100: #fef3c7;
  --warning-200: #fde68a;
  --warning-300: #fcd34d;
  --warning-400: #fbbf24;
  --warning-500: #f59e0b;
  --warning-600: #d97706;
  --warning-700: #b45309;
  --warning-800: #92400e;
  --warning-900: #78350f;
  
  --danger-50: #fef2f2;
  --danger-100: #fee2e2;
  --danger-200: #fecaca;
  --danger-300: #fca5a5;
  --danger-400: #f87171;
  --danger-500: #ef4444;
  --danger-600: #dc2626;
  --danger-700: #b91c1c;
  --danger-800: #991b1b;
  --danger-900: #7f1d1d;
  
  --surface: #ffffff;
  --background: #f8fafc;
  
  /* Spacing System (4px base) */
  --spacer-1: 0.25rem;   /* 4px */
  --spacer-2: 0.5rem;    /* 8px */
  --spacer-3: 0.75rem;   /* 12px */
  --spacer-4: 1rem;      /* 16px */
  --spacer-5: 1.5rem;    /* 24px */
  --spacer-6: 2rem;      /* 32px */
  --spacer-8: 3rem;      /* 48px */
  --spacer-10: 4rem;     /* 64px */
  
  /* Typography */
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Borders & Shadows */
  --border-radius: 0.5rem;    /* 8px */
  --border-radius-lg: 0.75rem; /* 12px */
  --border-radius-xl: 1rem;   /* 16px */
  --border-width: 1px;
  --box-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --box-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
}

/* Dark theme variables */
[data-theme="dark"] {
  --primary-50: #172554;
  --primary-100: #1e3a8a;
  --primary-200: #2563eb;
  --primary-300: #3b82f6;
  --primary-400: #60a5fa;
  --primary-500: #93c5fd;
  --primary-600: #bfdbfe;
  --primary-700: #dbeafe;
  --primary-800: #eff6ff;
  --primary-900: #f0f9ff;
  
  --secondary-50: #0f172a;
  --secondary-100: #1e293b;
  --secondary-200: #334155;
  --secondary-300: #475569;
  --secondary-400: #64748b;
  --secondary-500: #94a3b8;
  --secondary-600: #cbd5e1;
  --secondary-700: #e2e8f0;
  --secondary-800: #f1f5f9;
  --secondary-900: #f8fafc;
  
  --success-50: #052e16;
  --success-100: #064e3b;
  --success-200: #047857;
  --success-300: #059669;
  --success-400: #10b981;
  --success-500: #34d399;
  --success-600: #6ee7b7;
  --success-700: #a7f3d0;
  --success-800: #d1fae5;
  --success-900: #ecfdf5;
  
  --warning-50: #451a03;
  --warning-100: #7c2d12;
  --warning-200: #c2410c;
  --warning-300: #ea580c;
  --warning-400: #f97316;
  --warning-500: #fb923c;
  --warning-600: #fdba74;
  --warning-700: #fed7aa;
  --warning-800: #ffedd5;
  --warning-900: #fff7ed;
  
  --danger-50: #450a0a;
  --danger-100: #7f1d1d;
  --danger-200: #b91c1c;
  --danger-300: #dc2626;
  --danger-400: #ef4444;
  --danger-500: #f87171;
  --danger-600: #fca5a5;
  --danger-700: #fecaca;
  --danger-800: #fee2e2;
  --danger-900: #fef2f2;
  
  --surface: #1e293b;
  --background: #0f172a;
  
  /* Invert box shadows for dark mode */
  --box-shadow-sm: 0 1px 2px 0 rgba(255, 255, 255, 0.05);
  --box-shadow: 0 1px 3px 0 rgba(255, 255, 255, 0.1), 0 1px 2px -1px rgba(255, 255, 255, 0.1);
  --box-shadow-lg: 0 10px 15px -3px rgba(255, 255, 255, 0.1), 0 4px 6px -4px rgba(255, 255, 255, 0.1);
}

/* Base Styles */
body {
  background-color: var(--background);
  color: var(--secondary-800);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  line-height: 1.5;
  min-height: 100vh;
}

[data-theme="dark"] body {
  background-color: var(--background);
  color: var(--secondary-200);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--secondary-900);
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  margin-bottom: var(--spacer-2);
}

[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4,
[data-theme="dark"] h5,
[data-theme="dark"] h6 {
  color: var(--secondary-100);
}

h1 {
  font-size: var(--font-size-4xl);
}

h2 {
  font-size: var(--font-size-3xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

h5 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

p {
  margin-bottom: var(--spacer-4);
}

/* Links */
a {
  color: var(--primary-600);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-800);
  text-decoration: underline;
}

[data-theme="dark"] a {
  color: var(--primary-400);
}

[data-theme="dark"] a:hover {
  color: var(--primary-300);
}

/* Cards */
.card {
  background-color: var(--surface);
  border: var(--border-width) solid var(--secondary-200);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

[data-theme="dark"] body .card {
  background-color: var(--surface);
  border: var(--border-width) solid var(--secondary-700);
}

.card-header {
  background-color: var(--surface);
  border-bottom: var(--border-width) solid var(--secondary-200);
  padding: var(--spacer-4);
}

[data-theme="dark"] body .card-header {
  background-color: var(--surface);
  border-bottom: var(--border-width) solid var(--secondary-700);
}

.card-body {
  flex: 1 1 auto;
  padding: var(--spacer-4);
  background-color: var(--surface);
}

[data-theme="dark"] body .card-body {
  background-color: var(--surface);
}

.card-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacer-2);
}

[data-theme="dark"] body .card-title {
  color: var(--secondary-100);
}

/* Buttons */
.btn {
  align-items: center;
  border: var(--border-width) solid transparent;
  border-radius: var(--border-radius);
  display: inline-flex;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  justify-content: center;
  line-height: 1.5;
  padding: var(--spacer-2) var(--spacer-4);
  transition: all var(--transition-fast);
  user-select: none;
}

.btn:focus {
  outline: 2px solid transparent;
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.6;
  pointer-events: none;
}

/* Primary Button */
.btn-primary {
  background-color: var(--primary-600);
  color: var(--surface);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--primary-700);
  transform: translateY(-1px);
}

.btn-primary:focus:not(:disabled) {
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.5);
}

/* Secondary Button */
.btn-secondary {
  background-color: var(--surface);
  border-color: var(--secondary-300);
  color: var(--secondary-700);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--secondary-50);
  border-color: var(--secondary-400);
}

.btn-secondary:focus:not(:disabled) {
  box-shadow: 0 0 0 3px rgba(148, 163, 184, 0.5);
}

[data-theme="dark"] .btn-secondary {
  background-color: var(--surface);
  border-color: var(--secondary-600);
  color: var(--secondary-200);
}

[data-theme="dark"] .btn-secondary:hover:not(:disabled) {
  background-color: var(--secondary-800);
  border-color: var(--secondary-500);
}

/* Outline Button */
.btn-outline {
  background-color: transparent;
  border-color: var(--secondary-300);
  color: var(--secondary-700);
}

.btn-outline:hover:not(:disabled) {
  background-color: var(--secondary-50);
  border-color: var(--secondary-400);
  color: var(--secondary-800);
}

.btn-outline:focus:not(:disabled) {
  box-shadow: 0 0 0 3px rgba(148, 163, 184, 0.5);
}

[data-theme="dark"] .btn-outline {
  border-color: var(--secondary-600);
  color: var(--secondary-200);
}

[data-theme="dark"] .btn-outline:hover:not(:disabled) {
  background-color: var(--secondary-800);
  border-color: var(--secondary-500);
  color: var(--secondary-100);
}

/* Success Button */
.btn-success {
  background-color: var(--success-600);
  color: var(--surface);
}

.btn-success:hover:not(:disabled) {
  background-color: var(--success-700);
  transform: translateY(-1px);
}

.btn-success:focus:not(:disabled) {
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.5);
}

/* Warning Button */
.btn-warning {
  background-color: var(--warning-500);
  color: var(--surface);
}

.btn-warning:hover:not(:disabled) {
  background-color: var(--warning-600);
  transform: translateY(-1px);
}

.btn-warning:focus:not(:disabled) {
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.5);
}

/* Danger Button */
.btn-danger {
  background-color: var(--danger-600);
  color: var(--surface);
}

.btn-danger:hover:not(:disabled) {
  background-color: var(--danger-700);
  transform: translateY(-1px);
}

.btn-danger:focus:not(:disabled) {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.5);
}

/* Icon Buttons (for action buttons) */
.btn-icon {
  padding: var(--spacer-2);
  min-width: 36px;
  min-height: 36px;
}

.btn-icon .bi {
  font-size: 1.1rem;
}

/* Action Buttons - Redesigned for better UX */
.action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--border-radius);
  border: var(--border-width) solid var(--secondary-300);
  background-color: var(--surface);
  color: var(--secondary-600);
  transition: all var(--transition-fast);
  text-decoration: none;
  padding: 0;
}

.action-btn:hover:not(:disabled) {
  background-color: var(--secondary-50);
  border-color: var(--secondary-400);
  color: var(--secondary-800);
  transform: translateY(-1px);
}

.action-btn:focus:not(:disabled) {
  box-shadow: 0 0 0 3px rgba(148, 163, 184, 0.5);
  outline: none;
}

.action-btn:active:not(:disabled) {
  transform: translateY(0);
}

[data-theme="dark"] .action-btn {
  border-color: var(--secondary-600);
  background-color: var(--surface);
  color: var(--secondary-300);
}

[data-theme="dark"] .action-btn:hover:not(:disabled) {
  background-color: var(--secondary-800);
  border-color: var(--secondary-500);
  color: var(--secondary-100);
}

/* Specific action button variants */
.action-btn-edit {
  color: var(--primary-600);
}

.action-btn-edit:hover:not(:disabled) {
  background-color: var(--primary-50);
  border-color: var(--primary-300);
  color: var(--primary-700);
}

[data-theme="dark"] .action-btn-edit {
  color: var(--primary-400);
}

[data-theme="dark"] .action-btn-edit:hover:not(:disabled) {
  background-color: var(--primary-900);
  border-color: var(--primary-700);
  color: var(--primary-300);
}

.action-btn-toggle {
  color: var(--warning-600);
}

.action-btn-toggle:hover:not(:disabled) {
  background-color: var(--warning-50);
  border-color: var(--warning-300);
  color: var(--warning-700);
}

[data-theme="dark"] .action-btn-toggle {
  color: var(--warning-400);
}

[data-theme="dark"] .action-btn-toggle:hover:not(:disabled) {
  background-color: var(--warning-900);
  border-color: var(--warning-700);
  color: var(--warning-300);
}

.action-btn-execute {
  color: var(--success-600);
}

.action-btn-execute:hover:not(:disabled) {
  background-color: var(--success-50);
  border-color: var(--success-300);
  color: var(--success-700);
}

[data-theme="dark"] .action-btn-execute {
  color: var(--success-400);
}

[data-theme="dark"] .action-btn-execute:hover:not(:disabled) {
  background-color: var(--success-900);
  border-color: var(--success-700);
  color: var(--success-300);
}

.action-btn-delete {
  color: var(--danger-600);
}

.action-btn-delete:hover:not(:disabled) {
  background-color: var(--danger-50);
  border-color: var(--danger-300);
  color: var(--danger-700);
}

[data-theme="dark"] .action-btn-delete {
  color: var(--danger-400);
}

[data-theme="dark"] .action-btn-delete:hover:not(:disabled) {
  background-color: var(--danger-900);
  border-color: var(--danger-700);
  color: var(--danger-300);
}

/* Action button for duplicate */
.action-btn-duplicate {
  color: var(--primary-600);
}

.action-btn-duplicate:hover:not(:disabled) {
  background-color: var(--primary-50);
  border-color: var(--primary-300);
  color: var(--primary-700);
}

[data-theme="dark"] .action-btn-duplicate {
  color: var(--primary-400);
}

[data-theme="dark"] .action-btn-duplicate:hover:not(:disabled) {
  background-color: var(--primary-900);
  border-color: var(--primary-700);
  color: var(--primary-300);
}

/* Action button group */
.action-btn-group {
  display: flex;
  gap: var(--spacer-1);
}

/* Action button group for tables */
.table .action-btn-group {
  justify-content: flex-end;
}

/* Ensure consistent button styling in dark mode */
[data-theme="dark"] .btn-group .btn {
  border-color: var(--secondary-600);
}

[data-theme="dark"] .btn-group .btn:hover:not(:disabled) {
  border-color: var(--secondary-500);
}

/* Icon Buttons */
.btn-icon {
  padding: var(--spacer-2);
}

.btn-icon .bi {
  font-size: 1.25rem;
}

/* Forms */
.form-group {
  margin-bottom: var(--spacer-4);
}

.form-label {
  color: var(--secondary-700);
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacer-1);
}

[data-theme="dark"] .form-label {
  color: var(--secondary-300);
}

.form-control {
  background-color: var(--surface);
  border: var(--border-width) solid var(--secondary-300);
  border-radius: var(--border-radius);
  color: var(--secondary-900);
  display: block;
  font-size: var(--font-size-base);
  line-height: 1.5;
  padding: var(--spacer-2) var(--spacer-3);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  width: 100%;
}

[data-theme="dark"] .form-control {
  background-color: var(--surface);
  border: var(--border-width) solid var(--secondary-600);
  color: var(--secondary-100);
}

.form-control:focus {
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
  outline: 2px solid transparent;
  outline-offset: 2px;
}

[data-theme="dark"] .form-control:focus {
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.4);
}

.form-control::placeholder {
  color: var(--secondary-400);
}

[data-theme="dark"] .form-control::placeholder {
  color: var(--secondary-500);
}

.form-select {
  appearance: none;
  background-color: var(--surface);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  border: var(--border-width) solid var(--secondary-300);
  border-radius: var(--border-radius);
  color: var(--secondary-900);
  font-size: var(--font-size-base);
  line-height: 1.5;
  padding: var(--spacer-2) 2.5rem var(--spacer-2) var(--spacer-3);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  width: 100%;
}

[data-theme="dark"] .form-select {
  background-color: var(--surface);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%2394a3b8' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
  border: var(--border-width) solid var(--secondary-600);
  color: var(--secondary-100);
}

.form-select:focus {
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
  outline: 2px solid transparent;
  outline-offset: 2px;
}

[data-theme="dark"] .form-select:focus {
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.4);
}

.form-text {
  color: var(--secondary-500);
  font-size: var(--font-size-sm);
  margin-top: var(--spacer-1);
}

[data-theme="dark"] .form-text {
  color: var(--secondary-400);
}

/* Checkboxes & Radios */
.form-check {
  align-items: flex-start;
  display: flex;
  margin-bottom: var(--spacer-2);
}

.form-check-input {
  flex-shrink: 0;
  height: 1rem;
  margin-top: 0.25rem;
  width: 1rem;
}

.form-check-label {
  margin-left: var(--spacer-2);
}

/* Alerts */
.alert {
  border: var(--border-width) solid transparent;
  border-radius: var(--border-radius);
  padding: var(--spacer-4);
  position: relative;
  color: var(--secondary-800);
}

[data-theme="dark"] .alert {
  color: var(--secondary-200);
}

.alert-dismissible .btn-close {
  position: absolute;
  right: var(--spacer-4);
  top: var(--spacer-4);
}

.alert-success {
  background-color: var(--success-50);
  border-color: var(--success-200);
  color: var(--success-800);
}

[data-theme="dark"] .alert-success {
  background-color: var(--success-900);
  border-color: var(--success-800);
  color: var(--success-200);
}

.alert-danger {
  background-color: var(--danger-50);
  border-color: var(--danger-200);
  color: var(--danger-800);
}

[data-theme="dark"] .alert-danger {
  background-color: var(--danger-900);
  border-color: var(--danger-800);
  color: var(--danger-200);
}

.alert-warning {
  background-color: var(--warning-50);
  border-color: var(--warning-200);
  color: var(--warning-800);
}

[data-theme="dark"] .alert-warning {
  background-color: var(--warning-900);
  border-color: var(--warning-800);
  color: var(--warning-200);
}

.alert-info {
  background-color: var(--primary-50);
  border-color: var(--primary-200);
  color: var(--primary-800);
}

[data-theme="dark"] .alert-info {
  background-color: var(--primary-900);
  border-color: var(--primary-800);
  color: var(--primary-200);
}

/* Badges */
.badge {
  border-radius: var(--border-radius);
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  padding: 0.25em 0.5em;
  text-align: center;
  white-space: nowrap;
}

.badge-success {
  background-color: var(--success-100);
  color: var(--success-800);
}

[data-theme="dark"] .badge-success {
  background-color: var(--success-800);
  color: var(--success-100);
}

.badge-warning {
  background-color: var(--warning-100);
  color: var(--warning-800);
}

[data-theme="dark"] .badge-warning {
  background-color: var(--warning-800);
  color: var(--warning-100);
}

.badge-danger {
  background-color: var(--danger-100);
  color: var(--danger-800);
}

[data-theme="dark"] .badge-danger {
  background-color: var(--danger-800);
  color: var(--danger-100);
}

.badge-info {
  background-color: var(--primary-100);
  color: var(--primary-800);
}

[data-theme="dark"] .badge-info {
  background-color: var(--primary-800);
  color: var(--primary-100);
}

.badge-secondary {
  background-color: var(--secondary-100);
  color: var(--secondary-800);
}

[data-theme="dark"] .badge-secondary {
  background-color: var(--secondary-700);
  color: var(--secondary-100);
}

/* Tables */
.table {
  border-collapse: collapse;
  width: 100%;
  color: var(--secondary-800);
  background-color: var(--surface);
}

[data-theme="dark"] body .table {
  color: var(--secondary-200);
  background-color: var(--surface);
}

.table th,
.table td {
  padding: var(--spacer-3) var(--spacer-4);
  text-align: left;
  vertical-align: top;
}

.table th {
  background-color: var(--secondary-50);
  border-bottom: 2px solid var(--secondary-200);
  color: var(--secondary-700);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
}

[data-theme="dark"] body .table th {
  background-color: var(--secondary-800);
  border-bottom: 2px solid var(--secondary-700);
  color: var(--secondary-200);
}

.table td {
  border-bottom: var(--border-width) solid var(--secondary-200);
}

[data-theme="dark"] body .table td {
  border-bottom: var(--border-width) solid var(--secondary-700);
}

.table-hover tbody tr:hover {
  background-color: var(--secondary-50);
}

[data-theme="dark"] body .table-hover tbody tr:hover {
  background-color: var(--secondary-800);
}

/* Additional table styling for dark theme */
[data-theme="dark"] .table {
  --bs-table-color: var(--secondary-200);
  --bs-table-bg: var(--surface);
  --bs-table-border-color: var(--secondary-700);
  --bs-table-striped-bg: var(--secondary-800);
  --bs-table-striped-color: var(--secondary-200);
  --bs-table-active-bg: var(--secondary-700);
  --bs-table-active-color: var(--secondary-100);
  --bs-table-hover-bg: var(--secondary-800);
  --bs-table-hover-color: var(--secondary-100);
  color: var(--bs-table-color);
  border-color: var(--bs-table-border-color);
}

[data-theme="dark"] .table > :not(caption) > * > * {
  background-color: var(--bs-table-bg);
  border-bottom-width: var(--border-width);
  box-shadow: inset 0 0 0 9999px var(--bs-table-bg);
}

[data-theme="dark"] .table > tbody {
  --bs-table-color-state: var(--bs-table-hover-color);
  --bs-table-bg-state: var(--bs-table-hover-bg);
}

[data-theme="dark"] .table > tbody > tr:hover > * {
  --bs-table-color-state: var(--bs-table-hover-color);
  --bs-table-bg-state: var(--bs-table-hover-bg);
  color: var(--bs-table-color-state);
  background-color: var(--bs-table-bg-state);
}

/* Table responsive container */
.table-responsive {
  background-color: var(--surface);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
}

[data-theme="dark"] .table-responsive {
  background-color: var(--surface);
  box-shadow: var(--box-shadow);
}

/* Table container */
.table-responsive {
  background-color: var(--surface);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  margin-bottom: var(--spacer-4);
}

[data-theme="dark"] .table-responsive {
  background-color: var(--surface);
  box-shadow: var(--box-shadow);
}

/* Ensure table cells have proper padding on mobile */
@media (max-width: 768px) {
  .table-responsive .table th,
  .table-responsive .table td {
    padding: var(--spacer-2) var(--spacer-3);
  }
  
  /* Ensure action buttons are visible on mobile */
  .table-responsive .table .action-btn-group {
    display: flex;
    flex-wrap: nowrap;
    gap: var(--spacer-1);
    justify-content: flex-end;
  }
  
  .table-responsive .table .action-btn {
    min-width: 30px;
    min-height: 30px;
    width: auto;
    padding: var(--spacer-1);
  }
  
  .table-responsive .table .action-btn-text {
    display: none !important;
  }
  
  /* Ensure table headers are readable on mobile */
  .table-responsive .table th {
    font-size: var(--font-size-sm);
    white-space: nowrap;
  }
  
  /* Ensure table data is readable on mobile */
  .table-responsive .table td {
    font-size: var(--font-size-sm);
  }
}

/* Navigation */
.navbar {
  background-color: var(--surface);
  border-bottom: var(--border-width) solid var(--secondary-200);
  box-shadow: var(--box-shadow);
  padding: var(--spacer-2) 0;
}

.navbar-brand {
  color: var(--secondary-900);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
}

.navbar-brand:hover {
  color: var(--secondary-900);
}

.navbar-nav .nav-link {
  color: var(--secondary-600);
  font-weight: var(--font-weight-medium);
  padding: var(--spacer-2) var(--spacer-3);
  transition: color var(--transition-fast);
}

.navbar-nav .nav-link:hover {
  color: var(--primary-600);
}

.navbar-nav .nav-link.active {
  color: var(--primary-600);
}

/* Sidebar */
.sidebar {
  background-color: var(--surface);
  border-right: var(--border-width) solid var(--secondary-200);
  height: 100%;
  overflow-y: auto;
  padding: var(--spacer-4) 0;
  position: fixed;
  top: 0;
  width: 250px;
  z-index: 1000;
}

/* Adjust sidebar for mobile navigation toggle */
@media (max-width: 991.98px) {
  .sidebar {
    top: 56px; /* Account for mobile nav toggle height */
    height: calc(100% - 56px);
  }
}

[data-theme="dark"] .sidebar {
  background-color: var(--surface);
  border-right: var(--border-width) solid var(--secondary-700);
}

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

.sidebar-nav-item {
  margin-bottom: var(--spacer-1);
}

.sidebar-nav-link {
  align-items: center;
  border-left: 3px solid transparent;
  color: var(--secondary-700);
  display: flex;
  font-weight: var(--font-weight-medium);
  padding: var(--spacer-2) var(--spacer-4);
  transition: all var(--transition-fast);
}

[data-theme="dark"] .sidebar-nav-link {
  color: var(--secondary-300);
}

.sidebar-nav-link:hover {
  background-color: var(--secondary-50);
  color: var(--primary-600);
  text-decoration: none;
}

[data-theme="dark"] .sidebar-nav-link:hover {
  background-color: var(--secondary-800);
  color: var(--primary-400);
}

.sidebar-nav-link.active {
  background-color: var(--primary-50);
  border-left-color: var(--primary-500);
  color: var(--primary-600);
}

[data-theme="dark"] .sidebar-nav-link.active {
  background-color: var(--primary-900);
  border-left-color: var(--primary-500);
  color: var(--primary-300);
}

.sidebar-nav-icon {
  margin-right: var(--spacer-2);
  width: 1.25rem;
}

/* Main Content */
.main-content {
  margin-left: 250px;
  padding: var(--spacer-6) var(--spacer-4);
}

/* Metric Cards */
.metric-card {
  background-color: var(--surface);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow);
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  transition: transform var(--transition-fast);
}

[data-theme="dark"] body .metric-card {
  background-color: var(--surface);
}

.metric-card:hover {
  transform: translateY(-2px);
}

.metric-card-header {
  padding: var(--spacer-4);
  background-color: var(--surface);
}

[data-theme="dark"] body .metric-card-header {
  background-color: var(--surface);
}

.metric-card-title {
  color: var(--secondary-600);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacer-1);
  text-transform: uppercase;
}

[data-theme="dark"] body .metric-card-title {
  color: var(--secondary-400);
}

.metric-card-value {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  line-height: 1;
  margin-bottom: var(--spacer-2);
  color: var(--secondary-900);
}

[data-theme="dark"] body .metric-card-value {
  color: var(--secondary-100);
}

.metric-card-footer {
  background-color: var(--secondary-50);
  padding: var(--spacer-3) var(--spacer-4);
}

[data-theme="dark"] .metric-card-footer {
  background-color: var(--secondary-800);
}

.metric-card-footer small.text-muted {
  color: var(--secondary-500);
}

[data-theme="dark"] .metric-card-footer small.text-muted {
  color: var(--secondary-400);
}

.trend-up {
  color: var(--success-600);
}

[data-theme="dark"] body .trend-up {
  color: var(--success-400);
}

.trend-down {
  color: var(--danger-600);
}

[data-theme="dark"] body .trend-down {
  color: var(--danger-400);
}

/* Progress Indicators */
.progress {
  background-color: var(--secondary-200);
  border-radius: var(--border-radius);
  height: 0.5rem;
  overflow: hidden;
}

.progress-bar {
  background-color: var(--primary-500);
  border-radius: var(--border-radius);
  height: 100%;
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-end {
  text-align: end;
}

.text-muted {
  color: var(--secondary-500);
}

[data-theme="dark"] .text-muted {
  color: var(--secondary-400);
}

.text-success {
  color: var(--success-600);
}

[data-theme="dark"] .text-success {
  color: var(--success-400);
}

.text-warning {
  color: var(--warning-600);
}

[data-theme="dark"] .text-warning {
  color: var(--warning-400);
}

.text-danger {
  color: var(--danger-600);
}

[data-theme="dark"] .text-danger {
  color: var(--danger-400);
}

.d-flex {
  display: flex;
}

.justify-content-between {
  justify-content: space-between;
}

.align-items-center {
  align-items: center;
}

.gap-2 {
  gap: var(--spacer-2);
}

.gap-3 {
  gap: var(--spacer-3);
}

.gap-4 {
  gap: var(--spacer-4);
}

.mb-0 {
  margin-bottom: 0;
}

.mb-1 {
  margin-bottom: var(--spacer-1);
}

.mb-2 {
  margin-bottom: var(--spacer-2);
}

.mb-3 {
  margin-bottom: var(--spacer-3);
}

.mb-4 {
  margin-bottom: var(--spacer-4);
}

.mt-2 {
  margin-top: var(--spacer-2);
}

.mt-3 {
  margin-top: var(--spacer-3);
}

.mt-4 {
  margin-top: var(--spacer-4);
}

.p-4 {
  padding: var(--spacer-4);
}

.py-4 {
  padding-bottom: var(--spacer-4);
  padding-top: var(--spacer-4);
}

/* Theme switcher */
.theme-switcher {
  background: var(--surface);
  border: var(--border-width) solid var(--secondary-300);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  transition: all var(--transition-fast);
}

.theme-switcher:hover {
  background: var(--secondary-100);
  border-color: var(--secondary-400);
}

[data-theme="dark"] .theme-switcher {
  background: var(--surface);
  border: var(--border-width) solid var(--secondary-600);
}

[data-theme="dark"] .theme-switcher:hover {
  background: var(--secondary-700);
  border-color: var(--secondary-500);
}

.theme-switcher i {
  font-size: 1.25rem;
  color: var(--secondary-700);
}

[data-theme="dark"] .theme-switcher i {
  color: var(--secondary-300);
}

/* Responsive Design */
@media (max-width: 992px) {
  .sidebar {
    width: 70px;
  }
  
  .sidebar-nav-label {
    display: none;
  }
  
  .main-content {
    margin-left: 70px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
  }
  
  .sidebar.show {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .navbar-collapse {
    background: var(--surface);
    border: var(--border-width) solid var(--secondary-200);
    border-radius: var(--border-radius);
    margin-top: var(--spacer-2);
    padding: var(--spacer-2);
  }
}

/* Responsive Utility Classes */
@media (max-width: 768px) {
  .d-md-none {
    display: none !important;
  }
  
  .d-md-inline {
    display: inline !important;
  }
  
  .action-btn-text {
    display: none;
    font-size: 0.75rem;
  }
  
  .table-responsive {
    font-size: 0.875rem;
  }
  
  .table th,
  .table td {
    padding: 0.5rem 0.75rem;
  }
  
  .metric-card-value {
    font-size: 1.5rem;
  }
  
  .metric-card-title {
    font-size: 0.875rem;
  }
  
  .action-btn-group {
    flex-wrap: wrap;
    gap: 0.25rem;
  }
  
  .action-btn {
    width: 30px;
    height: 30px;
    padding: 0.25rem;
  }
  
  .action-btn i {
    font-size: 0.875rem;
  }
}

@media (max-width: 576px) {
  .d-sm-none {
    display: none !important;
  }
  
  .d-sm-inline {
    display: inline !important;
  }
  
  .action-btn-text {
    display: none !important;
    font-size: 0.75rem;
  }
  
  .table-responsive {
    font-size: 0.75rem;
  }
  
  .metric-card {
    margin-bottom: 1rem;
  }
  
  .metric-card-value {
    font-size: 1.25rem;
  }
  
  .metric-card-title {
    font-size: 0.75rem;
  }
  
  .form-label {
    font-size: 0.875rem;
  }
  
  .form-control,
  .form-select {
    font-size: 0.875rem;
    padding: 0.375rem 0.5rem;
  }
  
  .btn {
    font-size: 0.875rem;
    padding: 0.375rem 0.75rem;
  }
  
  h1 {
    font-size: 1.5rem;
  }
  
  h2 {
    font-size: 1.25rem;
  }
  
  h3 {
    font-size: 1.125rem;
  }
  
  h4,
  h5,
  h6 {
    font-size: 1rem;
  }
}

/* Ensure proper spacing on mobile */
@media (max-width: 768px) {
  .mb-4 {
    margin-bottom: 1rem !important;
  }
  
  .mb-3 {
    margin-bottom: 0.75rem !important;
  }
  
  .mb-2 {
    margin-bottom: 0.5rem !important;
  }
  
  .mb-1 {
    margin-bottom: 0.25rem !important;
  }
  
  .p-4 {
    padding: 1rem !important;
  }
  
  .py-4 {
    padding-top: 1rem !important;
    padding-bottom: 1rem !important;
  }
  
  .px-4 {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }
  
  .gap-3 {
    gap: 0.75rem !important;
  }
  
  .gap-2 {
    gap: 0.5rem !important;
  }
  
  .gap-1 {
    gap: 0.25rem !important;
  }
}

/* Additional Responsive Utility Classes */
@media (max-width: 768px) {
  /* Mobile-specific styles */
  .mobile-hidden {
    display: none !important;
  }
  
  .mobile-visible {
    display: block !important;
  }
  
  .mobile-flex {
    display: flex !important;
  }
  
  .mobile-block {
    display: block !important;
  }
  
  .mobile-inline-block {
    display: inline-block !important;
  }
  
  .mobile-text-center {
    text-align: center !important;
  }
  
  .mobile-text-left {
    text-align: left !important;
  }
  
  .mobile-text-right {
    text-align: right !important;
  }
  
  .mobile-mb-0 {
    margin-bottom: 0 !important;
  }
  
  .mobile-mb-1 {
    margin-bottom: 0.25rem !important;
  }
  
  .mobile-mb-2 {
    margin-bottom: 0.5rem !important;
  }
  
  .mobile-mb-3 {
    margin-bottom: 0.75rem !important;
  }
  
  .mobile-mb-4 {
    margin-bottom: 1rem !important;
  }
  
  .mobile-mt-0 {
    margin-top: 0 !important;
  }
  
  .mobile-mt-1 {
    margin-top: 0.25rem !important;
  }
  
  .mobile-mt-2 {
    margin-top: 0.5rem !important;
  }
  
  .mobile-mt-3 {
    margin-top: 0.75rem !important;
  }
  
  .mobile-mt-4 {
    margin-top: 1rem !important;
  }
  
  .mobile-p-0 {
    padding: 0 !important;
  }
  
  .mobile-p-1 {
    padding: 0.25rem !important;
  }
  
  .mobile-p-2 {
    padding: 0.5rem !important;
  }
  
  .mobile-p-3 {
    padding: 0.75rem !important;
  }
  
  .mobile-p-4 {
    padding: 1rem !important;
  }
  
  .mobile-w-100 {
    width: 100% !important;
  }
  
  .mobile-w-auto {
    width: auto !important;
  }
  
  .mobile-flex-column {
    flex-direction: column !important;
  }
  
  .mobile-flex-row {
    flex-direction: row !important;
  }
  
  .mobile-align-items-start {
    align-items: flex-start !important;
  }
  
  .mobile-align-items-center {
    align-items: center !important;
  }
  
  .mobile-align-items-end {
    align-items: flex-end !important;
  }
  
  .mobile-justify-content-start {
    justify-content: flex-start !important;
  }
  
  .mobile-justify-content-center {
    justify-content: center !important;
  }
  
  .mobile-justify-content-end {
    justify-content: flex-end !important;
  }
  
  .mobile-justify-content-between {
    justify-content: space-between !important;
  }
  
  .mobile-justify-content-around {
    justify-content: space-around !important;
  }
  
  .mobile-gap-0 {
    gap: 0 !important;
  }
  
  .mobile-gap-1 {
    gap: 0.25rem !important;
  }
  
  .mobile-gap-2 {
    gap: 0.5rem !important;
  }
  
  .mobile-gap-3 {
    gap: 0.75rem !important;
  }
  
  .mobile-gap-4 {
    gap: 1rem !important;
  }
  
  /* Reduce font sizes for mobile */
  .mobile-font-smaller {
    font-size: 0.875rem !important;
  }
  
  .mobile-font-small {
    font-size: 0.75rem !important;
  }
  
  .mobile-font-large {
    font-size: 1.125rem !important;
  }
  
  .mobile-font-larger {
    font-size: 1.25rem !important;
  }
  
  /* Adjust button sizes for mobile */
  .mobile-btn-sm {
    padding: 0.25rem 0.5rem !important;
    font-size: 0.75rem !important;
  }
  
  .mobile-btn-lg {
    padding: 0.75rem 1.5rem !important;
    font-size: 1rem !important;
  }
  
  /* Adjust form elements for mobile */
  .mobile-form-control-sm {
    padding: 0.25rem 0.5rem !important;
    font-size: 0.75rem !important;
  }
  
  .mobile-form-control-lg {
    padding: 0.75rem 1rem !important;
    font-size: 1rem !important;
  }
  
  /* Adjust table for mobile */
  .mobile-table-responsive {
    font-size: 0.75rem !important;
  }
  
  .mobile-table-th,
  .mobile-table-td {
    padding: 0.25rem 0.5rem !important;
  }
  
  /* Adjust card elements for mobile */
  .mobile-card {
    margin-bottom: 0.75rem !important;
  }
  
  .mobile-card-header,
  .mobile-card-body,
  .mobile-card-footer {
    padding: 0.75rem !important;
  }
  
  /* Adjust metric cards for mobile */
  .mobile-metric-card {
    margin-bottom: 0.75rem !important;
  }
  
  .mobile-metric-card-header,
  .mobile-metric-card-body,
  .mobile-metric-card-footer {
    padding: 0.75rem !important;
  }
  
  .mobile-metric-card-value {
    font-size: 1.25rem !important;
  }
  
  .mobile-metric-card-title {
    font-size: 0.875rem !important;
  }
  
  /* Adjust action buttons for mobile */
  .mobile-action-btn-group {
    flex-wrap: wrap !important;
    gap: 0.25rem !important;
  }
  
  .mobile-action-btn {
    width: 28px !important;
    height: 28px !important;
    padding: 0.125rem !important;
    font-size: 0.75rem !important;
  }
  
  .mobile-action-btn i {
    font-size: 0.75rem !important;
  }
  
  /* Adjust filter forms for mobile */
  .mobile-filter-row {
    --bs-gutter-x: 0.5rem !important;
    --bs-gutter-y: 0.5rem !important;
  }
  
  .mobile-filter-col {
    flex: 0 0 auto !important;
    width: 100% !important;
  }
  
  /* Adjust dashboard elements for mobile */
  .mobile-dashboard-row {
    margin-bottom: 0.75rem !important;
  }
  
  .mobile-dashboard-col {
    margin-bottom: 0.75rem !important;
  }
  
  /* Adjust worker rows for mobile */
  .mobile-worker-row {
    flex-direction: column !important;
    align-items: flex-start !important;
  }
  
  .mobile-worker-row .d-flex .bi {
    margin-bottom: 0.25rem !important;
  }
  
  .mobile-worker-row strong {
    font-size: 0.875rem !important;
  }
  
  .mobile-worker-row small {
    font-size: 0.7rem !important;
  }
  
  /* Adjust navbar for mobile */
  .mobile-navbar-collapse {
    background: var(--surface) !important;
    border: var(--border-width) solid var(--secondary-200) !important;
    border-radius: var(--border-radius) !important;
    margin-top: var(--spacer-2) !important;
    padding: var(--spacer-2) !important;
  }
  
  /* Adjust sidebar for mobile */
  .mobile-sidebar {
    transform: translateX(-100%) !important;
    transition: transform var(--transition-normal) !important;
  }
  
  .mobile-sidebar.show {
    transform: translateX(0) !important;
  }
  
  .mobile-main-content {
    margin-left: 0 !important;
  }
}

/* Extra small devices (phones, less than 576px) */
@media (max-width: 576px) {
  .xs-hidden {
    display: none !important;
  }
  
  .xs-visible {
    display: block !important;
  }
  
  .xs-flex {
    display: flex !important;
  }
  
  .xs-block {
    display: block !important;
  }
  
  .xs-inline-block {
    display: inline-block !important;
  }
  
  .xs-text-center {
    text-align: center !important;
  }
  
  .xs-text-left {
    text-align: left !important;
  }
  
  .xs-text-right {
    text-align: right !important;
  }
  
  /* Further reduce font sizes for extra small screens */
  .xs-font-smaller {
    font-size: 0.75rem !important;
  }
  
  .xs-font-small {
    font-size: 0.625rem !important;
  }
  
  .xs-font-large {
    font-size: 1rem !important;
  }
  
  .xs-font-larger {
    font-size: 1.125rem !important;
  }
  
  /* Adjust table for extra small screens */
  .xs-table-responsive {
    font-size: 0.625rem !important;
  }
  
  .xs-table-th,
  .xs-table-td {
    padding: 0.125rem 0.25rem !important;
  }
  
  /* Hide text on action buttons for extra small screens */
  .xs-action-btn-text {
    display: none !important;
  }
  
  /* Adjust filter forms for extra small screens */
  .xs-filter-row {
    --bs-gutter-x: 0.25rem !important;
    --bs-gutter-y: 0.25rem !important;
  }
  
  .xs-filter-col {
    flex: 0 0 auto !important;
    width: 100% !important;
  }
  
  /* Worker Rows */
  .worker-row {
    transition: background-color var(--transition-fast);
  }

  [data-theme="dark"] .worker-row {
    background-color: var(--surface);
    color: var(--secondary-200);
  }

  .worker-row:hover {
    background-color: var(--secondary-50);
  }

  [data-theme="dark"] .worker-row:hover {
    background-color: var(--secondary-800);
  }
}

/* Mobile Navigation Toggle */
.mobile-nav-toggle {
  background-color: var(--primary-600);
  border-bottom: var(--border-width) solid var(--secondary-200);
  box-shadow: var(--box-shadow);
  display: none;
  height: 56px;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1001;
}

[data-theme="dark"] .mobile-nav-toggle {
  background-color: var(--primary-700);
  border-bottom: var(--border-width) solid var(--secondary-700);
}

.mobile-nav-toggle .btn-light {
  background-color: var(--secondary-100);
  border-color: var(--secondary-300);
  color: var(--secondary-700);
}

[data-theme="dark"] .mobile-nav-toggle .btn-light {
  background-color: var(--secondary-800);
  border-color: var(--secondary-600);
  color: var(--secondary-200);
}

@media (max-width: 991.98px) {
  .mobile-nav-toggle {
    display: block;
  }
  
  .main-content {
    margin-top: 56px; /* Account for mobile nav toggle height */
  }
}

/* Action button text - hidden by default, shown on hover */
.action-btn-text {
  display: none;
  font-size: 0.75rem;
}

/* Show action button text on hover for desktop */
@media (min-width: 768px) {
  .action-btn:hover .action-btn-text {
    display: inline-block;
  }
  
  .action-btn:focus .action-btn-text {
    display: inline-block;
  }
}

/* Always hide action button text on mobile */
@media (max-width: 767.98px) {
  .action-btn-text {
    display: none !important;
  }
}