:root {
  /* Color variables */
  --color-background: #0f172a;
  --color-surface: #1e293b;
  --color-surface-hover: #334155;
  
  --color-primary: #3b82f6;
  --color-primary-dark: #2563eb;
  --color-primary-light: #60a5fa;
  --color-primary-50: #1e3a8a;
  --color-primary-100: #1e40af;
  --color-primary-200: #1d4ed8;
  
  --color-success: #10b981;
  --color-success-dark: #059669;
  --color-success-light: #34d399;
  
  --color-warning: #f59e0b;
  --color-warning-dark: #d97706;
  --color-warning-light: #fbbf24;
  --color-warning-50: rgba(245, 158, 11, 0.2);
  
  --color-success-50: rgba(16, 185, 129, 0.2);
  
  --color-error: #ef4444;
  --color-error-dark: #dc2626;
  --color-error-light: #f87171;
  
  --color-gray-50: #f8fafc;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5e1;
  --color-gray-400: #94a3b8;
  --color-gray-500: #64748b;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1e293b;
  --color-gray-900: #0f172a;
  
  /* Spacing */
  --spacing-1: 0.25rem;
  --spacing-2: 0.2rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  
  /* Other variables */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.375rem;
  --border-radius-lg: 0.5rem;
  --border-radius-xl: 1rem;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
  
  --transition-fast: 150ms ease-in-out;
  --transition-medium: 300ms ease-in-out;
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  line-height: 1.5;
  color: var(--color-gray-100);
  background-color: var(--color-background);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  margin-bottom: var(--spacing-4);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-gray-50);
}

h1 {
  font-size: 2rem;
}

h2 {
  font-size: 1.75rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

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

a {
  color: var(--color-primary-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-4);
}

.page-header {
  margin-bottom: var(--spacing-8);
}

.page-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-6);
}

.main-content {
  padding: var(--spacing-8) 0;
}

/* Navigation */
.navbar {
  background-color: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-4) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--color-gray-700);
}

.navbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary-light);
}

.navbar-brand:hover {
  text-decoration: none;
  color: var(--color-primary);
}

.navbar-items {
  display: flex;
  list-style: none;
  gap: var(--spacing-6);
}

.navbar-item a {
  color: var(--color-gray-300);
  font-weight: 500;
}

.navbar-item a:hover {
  color: var(--color-primary-light);
  text-decoration: none;
}

/* Cards */
.card {
  background-color: var(--color-surface);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  border: 1px solid var(--color-gray-700);
}

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

.card-header {
  padding: var(--spacing-4) var(--spacing-6);
  border-bottom: 1px solid var(--color-gray-700);
  background-color: var(--color-gray-800);
}

.card-body {
  padding: var(--spacing-6);
}

.card-footer {
  padding: var(--spacing-4) var(--spacing-6);
  border-top: 1px solid var(--color-gray-700);
  background-color: var(--color-gray-800);
}

/* Card Actions */
.card-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.card-actions-main {
  display: flex;
  gap: var(--spacing-2);
  flex-wrap: wrap;
}

.card-actions-secondary {
  display: flex;
  gap: var(--spacing-2);
  flex-wrap: wrap;
}

@media (min-width: 768px) {
  .card-actions {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

/* Grid and Flexbox */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-6);
}

.flex {
  display: flex;
}

.flex-column {
  flex-direction: column;
}

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

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

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

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

.gap-6 {
  gap: var(--spacing-6);
}

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

label {
  display: block;
  margin-bottom: var(--spacing-2);
  font-weight: 500;
  color: var(--color-gray-300);
}

.form-control, .form-input, .form-select {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  border: 1px solid var(--color-gray-600);
  border-radius: var(--border-radius-md);
  font-size: 1rem;
  background-color: var(--color-gray-800);
  color: var(--color-gray-100);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus, .form-input:focus, .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
  outline: none;
}

.form-input-sm {
  padding: var(--spacing-1) var(--spacing-2);
  font-size: 0.875rem;
  border-radius: var(--border-radius-sm);
}

textarea.form-control {
  min-height: 100px;
  resize: vertical;
}

.checkbox-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  margin-bottom: var(--spacing-2);
}

.checkbox-group label {
  margin-bottom: 0;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-2) var(--spacing-4);
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  vertical-align: middle;
  cursor: pointer;
  user-select: none;
  border: 1px solid transparent;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.btn:hover {
  text-decoration: none;
}

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

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

.btn-success {
  background-color: var(--color-success);
  color: white;
}

.btn-success:hover {
  background-color: var(--color-success-dark);
  color: white;
}

.btn-danger {
  background-color: var(--color-error);
  color: white;
}

.btn-danger:hover {
  background-color: var(--color-error-dark);
  color: white;
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-gray-600);
  color: var(--color-gray-300);
}

.btn-outline:hover {
  background-color: var(--color-gray-700);
  color: var(--color-gray-100);
}

.btn-sm {
  padding: var(--spacing-1) var(--spacing-3);
  font-size: 0.875rem;
  border-radius: var(--border-radius-sm);
}

.btn-lg {
  padding: var(--spacing-3) var(--spacing-6);
  font-size: 1.125rem;
}

/* Tables */
.table-container {
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--spacing-6);
}

.table th,
.table td {
  padding: var(--spacing-3) var(--spacing-4);
  text-align: left;
  border-bottom: 1px solid var(--color-gray-700);
}

.table th {
  background-color: var(--color-gray-800);
  font-weight: 600;
  color: var(--color-gray-300);
}

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

/* Badges */
.badge {
  display: inline-block;
  padding: var(--spacing-1) var(--spacing-2);
  font-size: 0.75rem;
  font-weight: 600;
  text-align: center;
  white-space: nowrap;
  vertical-align: baseline;
  border-radius: var(--border-radius-sm);
}

.badge-primary {
  background-color: var(--color-primary-50);
  color: var(--color-primary-light);
}

.badge-success {
  background-color: rgba(16, 185, 129, 0.2);
  color: var(--color-success-light);
}

.badge-warning {
  background-color: rgba(245, 158, 11, 0.2);
  color: var(--color-warning-light);
}

.badge-danger {
  background-color: rgba(239, 68, 68, 0.2);
  color: var(--color-error-light);
}

/* Alerts */
.alert {
  padding: var(--spacing-4) var(--spacing-6);
  margin-bottom: var(--spacing-6);
  border-left: 4px solid transparent;
  border-radius: var(--border-radius-md);
  background-color: var(--color-surface);
}

.alert-success {
  background-color: rgba(16, 185, 129, 0.1);
  border-left-color: var(--color-success);
  color: var(--color-success-light);
}

.alert-warning {
  background-color: rgba(245, 158, 11, 0.1);
  border-left-color: var(--color-warning);
  color: var(--color-warning-light);
}

.alert-danger {
  background-color: rgba(239, 68, 68, 0.1);
  border-left-color: var(--color-error);
  color: var(--color-error-light);
}

.alert-info {
  background-color: rgba(59, 130, 246, 0.1);
  border-left-color: var(--color-primary);
  color: var(--color-primary-light);
}

/* Background colors */
.bg-danger-light {
  background-color: rgba(239, 68, 68, 0.1);
}

/* API key display */
.api-key-display {
  font-family: monospace;
  padding: var(--spacing-4);
  background-color: var(--color-gray-800);
  border-radius: var(--border-radius-md);
  overflow-x: auto;
  color: var(--color-gray-300);
  border: 1px solid var(--color-gray-700);
}

.permission-label {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  margin-right: var(--spacing-2);
}

/* Code blocks */
pre {
  background-color: var(--color-gray-800);
  padding: var(--spacing-4);
  border-radius: var(--border-radius-md);
  overflow-x: auto;
  color: var(--color-gray-300);
  border: 1px solid var(--color-gray-700);
}

code {
  font-family: monospace;
  color: var(--color-primary-light);
}

/* Utilities */
.text-center {
  text-align: center;
}

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

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

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

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

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

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

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

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

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

.mb-6 {
  margin-bottom: var(--spacing-6);
}

.mb-8 {
  margin-bottom: var(--spacing-8);
}

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

.mt-6 {
  margin-top: var(--spacing-6);
}

.mt-8 {
  margin-top: var(--spacing-8);
}

.w-full {
  width: 100%;
}

/* Responsive design */
@media (max-width: 768px) {
  .grid {
    grid-template-columns: 1fr;
  }
  
  .navbar-items {
    gap: var(--spacing-4);
  }
  
  .hide-sm {
    display: none;
  }
  
  .page-title {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-4);
  }
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.fade-in {
  animation: fadeIn var(--transition-medium);
}

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

.slide-up {
  animation: slideUp var(--transition-medium);
}

/* Dark mode scrollbar */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-gray-800);
}

::-webkit-scrollbar-thumb {
  background: var(--color-gray-600);
  border-radius: var(--border-radius-md);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-gray-500);
}

/* Selection */
::selection {
  background-color: var(--color-primary-50);
  color: var(--color-primary-light);
}