/* Dark Mode Styles for Chemie Lernen */

/* CSS Variables for Dark Mode - Greenish Theme */
[data-theme="dark"] {
  --bg-primary: #0a1a0f;
  --bg-secondary: #0d2a1a;
  --bg-tertiary: #123d25;
  --text-primary: #c8e6c9;
  --text-secondary: #81c784;
  --text-muted: #4caf50;
  --border-color: #1b5e20;
  --accent-color: #4caf50;
  --accent-hover: #66bb6a;
  --success-color: #4caf50;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  --card-bg: #0d2a1a;
  --navbar-bg: #0a1a0f;
  --footer-bg: #0a1a0f;
  --code-bg: #0d2a1a;
  --table-bg: #0d2a1a;
  --table-hover: #123d25;
  --input-bg: #123d25;
  --shadow: rgba(0, 50, 0, 0.3);
}

/* Logo switching for dark mode - use dark version of logo */
[data-theme="dark"] .navbar-brand img.site-logo {
  content: url("/img/chemie-lernen-logo_dark.png");
}

/* Global Dark Mode Styles */
[data-theme="dark"] body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

[data-theme="dark"] {
  color-scheme: dark;
}

/* Typography */
[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(--text-primary);
}

[data-theme="dark"] p, [data-theme="dark"] li, [data-theme="dark"] td {
  color: var(--text-secondary);
}

/* Links */
[data-theme="dark"] a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* Navigation */
[data-theme="dark"] .navbar-default {
  background-color: var(--navbar-bg);
  border-color: var(--border-color);
}

[data-theme="dark"] .navbar-brand {
  color: var(--text-primary) !important;
}

[data-theme="dark"] .navbar-nav > li > a {
  color: var(--text-secondary);
}

[data-theme="dark"] .navbar-nav > li > a:hover {
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
}

[data-theme="dark"] .navbar-toggle {
  border-color: var(--border-color);
}

[data-theme="dark"] .navbar-toggle .icon-bar {
  background-color: var(--text-secondary);
}

[data-theme="dark"] .navbar-collapse {
  border-color: var(--border-color);
}

/* Header */
[data-theme="dark"] .site-header {
  background-color: var(--navbar-bg);
  border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .title-row {
  background-color: var(--navbar-bg);
  border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .site-main-heading {
  color: var(--text-primary);
}

/* Main Content */
[data-theme="dark"] .site-main {
  background-color: var(--bg-primary);
}

/* Cards and Containers */
[data-theme="dark"] .card,
[data-theme="dark"] .featurette,
[data-theme="dark"] .blog-post,
[data-theme="dark"] .container {
  background-color: var(--card-bg);
  border-color: var(--border-color);
}

[data-theme="dark"] .card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  box-shadow: 0 2px 8px var(--shadow);
}

[data-theme="dark"] .card:hover {
  border-color: var(--accent-color);
}

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

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

[data-theme="dark"] .btn-default {
  background-color: var(--bg-tertiary);
  border-color: var(--border-color);
  color: var(--text-primary);
}

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

/* Forms */
[data-theme="dark"] input,
[data-theme="dark"] textarea,
[data-theme="dark"] select {
  background-color: var(--input-bg);
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] input:focus,
[data-theme="dark"] textarea:focus,
[data-theme="dark"] select:focus {
  background-color: var(--bg-secondary);
  border-color: var(--accent-color);
  color: var(--text-primary);
  outline: none;
}

[data-theme="dark"] .form-control {
  background-color: var(--input-bg);
  border-color: var(--border-color);
  color: var(--text-primary);
}

/* Tables */
[data-theme="dark"] table {
  background-color: var(--table-bg);
  color: var(--text-secondary);
}

[data-theme="dark"] th {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--border-color);
}

[data-theme="dark"] td {
  border-color: var(--border-color);
}

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

/* Code Blocks */
[data-theme="dark"] pre,
[data-theme="dark"] code {
  background-color: var(--code-bg);
  color: var(--text-primary);
  border-color: var(--border-color);
}

[data-theme="dark"] pre {
  border: 1px solid var(--border-color);
}

[data-theme="dark"] code {
  background-color: var(--code-bg);
  padding: 2px 6px;
  border-radius: 3px;
}

/* Syntax Highlighting for Dark Mode */
[data-theme="dark"] .highlight {
  background-color: var(--code-bg);
}

[data-theme="dark"] .highlight .c { color: #6a9955; } /* Comment */
[data-theme="dark"] .highlight .k { color: #569cd6; } /* Keyword */
[data-theme="dark"] .highlight .s { color: #ce9178; } /* String */
[data-theme="dark"] .highlight .nf { color: #dcdcaa; } /* Function */
[data-theme="dark"] .highlight .nc { color: #4ec9b0; } /* Class */
[data-theme="dark"] .highlight .mi { color: #b5cea8; } /* Number */
[data-theme="dark"] .highlight .nb { color: #569cd6; } /* Name Builtin */

/* Footer */
[data-theme="dark"] footer {
  background-color: var(--footer-bg);
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
}

[data-theme="dark"] footer a {
  color: var(--text-secondary);
}

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

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

/* Lead paragraphs */
[data-theme="dark"] .lead {
  color: var(--text-secondary);
}

/* Dividers */
[data-theme="dark"] hr {
  border-color: var(--border-color);
}

[data-theme="dark"] .featurette-divider {
  border-color: var(--border-color);
}

/* Blog posts */
[data-theme="dark"] .blog-post-meta {
  color: var(--text-muted);
}

[data-theme="dark"] .blog-post-title {
  color: var(--text-primary);
}

[data-theme="dark"] .blog-post-title a {
  color: var(--text-primary);
}

[data-theme="dark"] .blog-post-title a:hover {
  color: var(--accent-color);
}

/* Pagination */
[data-theme="dark"] .pagination > li > a,
[data-theme="dark"] .pagination > li > span {
  background-color: var(--bg-secondary);
  border-color: var(--border-color);
  color: var(--text-secondary);
}

[data-theme="dark"] .pagination > li > a:hover,
[data-theme="dark"] .pagination > li > span:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

[data-theme="dark"] .pagination > .active > a,
[data-theme="dark"] .pagination > .active > span {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  color: white;
}

/* Badges and Labels */
[data-theme="dark"] .badge,
[data-theme="dark"] .label {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
}

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

/* Alerts */
[data-theme="dark"] .alert {
  background-color: var(--bg-secondary);
  border-color: var(--border-color);
  color: var(--text-secondary);
}

[data-theme="dark"] .alert-success {
  background-color: rgba(16, 185, 129, 0.1);
  border-color: var(--success-color);
  color: var(--success-color);
}

[data-theme="dark"] .alert-warning {
  background-color: rgba(245, 158, 11, 0.1);
  border-color: var(--warning-color);
  color: var(--warning-color);
}

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

/* Panels (Bootstrap 3) - FIX for white panels */
[data-theme="dark"] .panel {
  background-color: var(--card-bg) !important;
  border-color: var(--border-color) !important;
}

[data-theme="dark"] .panel-default {
  background-color: var(--card-bg) !important;
  border-color: var(--border-color) !important;
}

[data-theme="dark"] .panel-heading {
  background-color: var(--bg-tertiary) !important;
  border-color: var(--border-color) !important;
  color: var(--text-primary) !important;
}

[data-theme="dark"] .panel-title {
  color: var(--text-primary) !important;
}

[data-theme="dark"] .panel-body {
  background-color: var(--card-bg) !important;
  color: var(--text-secondary) !important;
}

[data-theme="dark"] .panel-footer {
  background-color: var(--bg-tertiary) !important;
  border-color: var(--border-color) !important;
}

/* Wells (Bootstrap 3) */
[data-theme="dark"] .well {
  background-color: var(--bg-tertiary);
  border-color: var(--border-color);
  color: var(--text-secondary);
}

/* List groups */
[data-theme="dark"] .list-group-item {
  background-color: var(--card-bg);
  border-color: var(--border-color);
  color: var(--text-secondary);
}

[data-theme="dark"] .list-group-item:hover,
[data-theme="dark"] .list-group-item:focus {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

/* Media objects */
[data-theme="dark"] .media-heading {
  color: var(--text-primary);
}

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

/* Small text */
[data-theme="dark"] small {
  color: var(--text-secondary);
}

/* Smooth transitions for theme switching */
[data-theme="dark"] body,
[data-theme="dark"] .navbar,
[data-theme="dark"] .card,
[data-theme="dark"] .panel,
[data-theme="dark"] .btn,
[data-theme="dark"] input,
[data-theme="dark"] textarea {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}