/* Dark Mode Theme Styles */
/* This file contains dark mode specific overrides and enhancements */

/* Dark Mode Color Variables */
[data-theme="dark"] {
  --background: #121212;
  --surface: #1E1E1E;
  --primary-text: #FFFFFF;
  --secondary-text: #B3B3B3;
  --border: #333333;
  --primary-accent: #00A6B6;
  --primary-hover: #1BC2CF;
  --secondary: #13455A;
  --disabled: #555555;
  
  /* Dark Mode Specific Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
}

/* Dark Mode Specific Enhancements */

/* Enhanced Card Styles for Dark Mode */
[data-theme="dark"] .card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
}

[data-theme="dark"] .card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--primary-accent);
}

/* Dark Mode Button Variations */
[data-theme="dark"] .btn-outline {
  background-color: transparent;
  color: var(--primary-text);
  border: 2px solid var(--border);
}

[data-theme="dark"] .btn-outline:hover {
  background-color: var(--surface);
  border-color: var(--primary-accent);
  color: var(--primary-accent);
}

[data-theme="dark"] .btn-ghost {
  background-color: transparent;
  color: var(--secondary-text);
  border: none;
}

[data-theme="dark"] .btn-ghost:hover {
  background-color: var(--surface);
  color: var(--primary-text);
}

/* Dark Mode Form Enhancements */
[data-theme="dark"] .form-group {
  margin-bottom: var(--spacing-lg);
}

[data-theme="dark"] .form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--primary-text);
}

[data-theme="dark"] .form-input {
  background-color: var(--surface);
  border: 2px solid var(--border);
  color: var(--primary-text);
}

[data-theme="dark"] .form-input:focus {
  border-color: var(--primary-accent);
  box-shadow: 0 0 0 3px rgba(0, 166, 182, 0.2);
}

[data-theme="dark"] .form-input:invalid {
  border-color: #ef4444;
}

[data-theme="dark"] .form-input::placeholder {
  color: var(--disabled);
}

/* Dark Mode Navigation */
[data-theme="dark"] .nav {
  background-color: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .nav-link {
  color: var(--secondary-text);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

[data-theme="dark"] .nav-link:hover,
[data-theme="dark"] .nav-link.active {
  color: var(--primary-accent);
  background-color: var(--background);
}

/* Dark Mode Sidebar */
[data-theme="dark"] .sidebar {
  background-color: var(--surface);
  border-right: 1px solid var(--border);
}

[data-theme="dark"] .sidebar-item {
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--secondary-text);
  border-radius: var(--radius-md);
  margin: var(--spacing-xs) 0;
  transition: all var(--transition-fast);
}

[data-theme="dark"] .sidebar-item:hover {
  background-color: var(--background);
  color: var(--primary-text);
}

[data-theme="dark"] .sidebar-item.active {
  background-color: var(--primary-accent);
  color: white;
}

/* Dark Mode Table */
[data-theme="dark"] .table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .table th {
  background-color: var(--background);
  color: var(--primary-text);
  font-weight: 600;
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--border);
}

[data-theme="dark"] .table td {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border);
  color: var(--secondary-text);
}

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

/* Dark Mode Modal */
[data-theme="dark"] .modal {
  background-color: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border);
}

[data-theme="dark"] .modal-header {
  border-bottom: 1px solid var(--border);
  padding: var(--spacing-lg);
}

[data-theme="dark"] .modal-body {
  padding: var(--spacing-lg);
}

[data-theme="dark"] .modal-footer {
  border-top: 1px solid var(--border);
  padding: var(--spacing-lg);
  background-color: var(--background);
}

/* Dark Mode Alert */
[data-theme="dark"] .alert {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  border: 1px solid transparent;
}

[data-theme="dark"] .alert-success {
  background-color: rgba(34, 197, 94, 0.1);
  border-color: rgba(34, 197, 94, 0.3);
  color: #4ade80;
}

[data-theme="dark"] .alert-warning {
  background-color: rgba(251, 191, 36, 0.1);
  border-color: rgba(251, 191, 36, 0.3);
  color: #fbbf24;
}

[data-theme="dark"] .alert-error {
  background-color: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.3);
  color: #f87171;
}

[data-theme="dark"] .alert-info {
  background-color: rgba(59, 130, 246, 0.1);
  border-color: rgba(59, 130, 246, 0.3);
  color: #60a5fa;
}

/* Dark Mode Badge */
[data-theme="dark"] .badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-xs);
  font-weight: 500;
  border-radius: var(--radius-sm);
  background-color: var(--background);
  color: var(--secondary-text);
  border: 1px solid var(--border);
}

[data-theme="dark"] .badge-primary {
  background-color: var(--primary-accent);
  color: white;
  border-color: var(--primary-accent);
}

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

/* Dark Mode Progress Bar */
[data-theme="dark"] .progress {
  width: 100%;
  height: 8px;
  background-color: var(--background);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

[data-theme="dark"] .progress-bar {
  height: 100%;
  background-color: var(--primary-accent);
  border-radius: var(--radius-sm);
  transition: width var(--transition-normal);
}

/* Dark Mode Tooltip */
[data-theme="dark"] .tooltip .tooltip-text {
  background-color: var(--surface);
  color: var(--primary-text);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
}

/* Dark Mode Loading Spinner */
[data-theme="dark"] .spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--background);
  border-top: 4px solid var(--primary-accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* Dark Mode Code Blocks */
[data-theme="dark"] .code-block {
  background-color: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  font-size: var(--font-size-sm);
  color: var(--primary-text);
  overflow-x: auto;
}

/* Dark Mode Divider */
[data-theme="dark"] .divider {
  height: 1px;
  background-color: var(--border);
  margin: var(--spacing-lg) 0;
}

/* Dark Mode Scrollbar */
[data-theme="dark"] ::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

[data-theme="dark"] ::-webkit-scrollbar-track {
  background: var(--background);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: var(--radius-sm);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
  background: var(--secondary-text);
}

/* Dark Mode Selection */
[data-theme="dark"] ::selection {
  background-color: var(--primary-accent);
  color: white;
}

/* Dark Mode Focus Styles */
[data-theme="dark"] *:focus {
  outline: 2px solid var(--primary-accent);
  outline-offset: 2px;
}

/* Dark Mode Image Enhancements */
[data-theme="dark"] img {
  filter: brightness(0.9) contrast(1.1);
}

/* Dark Mode Link Underlines */
[data-theme="dark"] a {
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 2px;
  transition: text-decoration-color var(--transition-fast);
}

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

/* Dark Mode Input Placeholder */
[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
  color: var(--disabled);
  opacity: 0.7;
}

/* Dark Mode Select Dropdown */
[data-theme="dark"] select {
  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='%23B3B3B3' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-right: 2.5rem;
}

/* Dark Mode Checkbox and Radio */
[data-theme="dark"] input[type="checkbox"],
[data-theme="dark"] input[type="radio"] {
  accent-color: var(--primary-accent);
}

/* Dark Mode Range Slider */
[data-theme="dark"] input[type="range"] {
  background: var(--background);
}

[data-theme="dark"] input[type="range"]::-webkit-slider-thumb {
  background: var(--primary-accent);
  border: 2px solid var(--surface);
}

[data-theme="dark"] input[type="range"]::-moz-range-thumb {
  background: var(--primary-accent);
  border: 2px solid var(--surface);
}

/* Dark Mode Grid System */
[data-theme="dark"] .grid {
  display: grid;
  gap: var(--spacing-lg);
}

[data-theme="dark"] .grid-2 { grid-template-columns: repeat(2, 1fr); }
[data-theme="dark"] .grid-3 { grid-template-columns: repeat(3, 1fr); }
[data-theme="dark"] .grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
  [data-theme="dark"] .grid-2,
  [data-theme="dark"] .grid-3,
  [data-theme="dark"] .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* Dark Mode Animation Enhancements */
[data-theme="dark"] .fade-in {
  animation: fadeIn 0.3s ease-in-out;
}

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

/* Dark Mode Glow Effects */
[data-theme="dark"] .glow {
  box-shadow: 0 0 20px rgba(0, 166, 182, 0.3);
}

[data-theme="dark"] .glow:hover {
  box-shadow: 0 0 30px rgba(0, 166, 182, 0.5);
}