/* Forum Optimized Styles */
/* Responsive, compact, readable design */

:root {
  --forum-primary: #0d6efd;
  --forum-secondary: #6c757d;
  --forum-light: #f8f9fa;
  --forum-border: #dee2e6;
  --forum-spacing-xs: 0.25rem;
  --forum-spacing-sm: 0.5rem;
  --forum-spacing-md: 1rem;
  --forum-spacing-lg: 1.5rem;

  /* Code theme (default: One Dark) */
  --forum-code-inline-bg: #e8edf5;
  --forum-code-inline-text: #0f4aa3;
  --forum-code-block-bg: #0f1a2e;
  --forum-code-block-text: #eaf2ff;
  --forum-code-block-border: #2c3f63;
  --forum-code-comment: #95a8c7;
  --forum-code-keyword: #ff8ec8;
  --forum-code-string: #8fd7ff;
  --forum-code-number: #ffd48b;

  --forum-editor-bg: #ffffff;
  --forum-editor-border: #dee2e6;
  --forum-editor-toolbar-bg: #f5f7fb;
  --forum-editor-help-bg: #fcfcfd;
  --forum-editor-help-text: #5f6f86;
  --forum-editor-text: #1f2937;
  --forum-editor-control-bg: #ffffff;
  --forum-editor-control-border: #dee2e6;
  --forum-editor-control-text: #1f2937;
  --forum-editor-control-hover-bg: #e8f0ff;
  --forum-editor-control-hover-border: #6fa8ff;
  --forum-editor-control-hover-text: #102a52;
}

/* === General === */
body.forum-body {
  background-color: #fff;
  color: #212529;
  font-size: 0.95rem;
  line-height: 1.5;
}

a {
  color: var(--forum-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #0b5ed7;
  text-decoration: underline;
}

/* === Navbar === */
.forum-navbar {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--forum-border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.forum-navbar .navbar-brand {
  font-size: 1.25rem;
  font-weight: 700;
  margin-right: 1rem;
}

.forum-navbar .nav-link {
  padding: 0.5rem 0.75rem !important;
  font-size: 0.95rem;
}

.forum-navbar .form-control,
.forum-navbar .btn {
  padding: 0.4rem 0.75rem;
  font-size: 0.9rem;
}

/* === Main Container === */
.forum-container {
  padding: 1rem;
}

.forum-main {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 1.5rem;
}

/* Mobile first */
@media (max-width: 768px) {
  .forum-container {
    padding: 0.75rem;
  }

  .forum-main {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .forum-sidebar {
    order: 2;
  }
}

/* === Section Title === */
.forum-section-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--forum-border);
  color: #212529;
}

/* === Category Section === */
.category-section {
  margin-bottom: 1.5rem;
}

.category-title {
  font-size: 1rem;
  font-weight: 600;
  color: #212529;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.category-title .badge {
  font-size: 0.75rem;
  padding: 0.3rem 0.6rem;
  margin-left: auto;
}

.category-description {
  font-size: 0.85rem;
  color: var(--forum-secondary);
  margin-bottom: 0.75rem;
  font-style: italic;
}

/* === Topic Card === */
.topic-card {
  border: 1px solid var(--forum-border);
  border-radius: 0.375rem;
  transition: all 0.2s ease;
  margin-bottom: 0.75rem;
  background: #fff;
}

.topic-card:hover {
  border-color: var(--forum-primary);
  box-shadow: 0 2px 8px rgba(13, 110, 253, 0.1);
  transform: translateY(-1px);
}

.topic-card .card-body {
  padding: 0.75rem;
}

.topic-card .card-title {
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  word-break: break-word;
}

.topic-card .card-title a {
  flex: 1;
  color: var(--forum-primary);
}

.topic-card .card-title a:hover {
  text-decoration: underline;
}

.topic-card .badge {
  font-size: 0.7rem;
  padding: 0.25rem 0.5rem;
  white-space: nowrap;
}

.topic-card .text-muted {
  font-size: 0.85rem;
  color: var(--forum-secondary);
}

.topic-info {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.75rem;
  align-items: center;
  margin-top: 0.5rem;
}

.topic-info-item {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.85rem;
  color: var(--forum-secondary);
}

.topic-meta {
  white-space: nowrap;
  color: var(--forum-secondary);
}

.topic-card.is-read .topic-info-item,
.topic-card.is-read .topic-meta {
  color: var(--forum-secondary);
}

.topic-card.is-unread .topic-info-item,
.topic-card.is-unread .topic-meta {
  color: #198754;
  font-weight: 500;
}

/* Mobile: Stack info vertically */
@media (max-width: 576px) {
  .topic-info {
    grid-template-columns: auto 1fr;
  }

  .topic-meta {
    grid-column: 1 / -1;
  }
}

/* === Subcategory Card === */
.subcategory-card {
  border: 1px solid var(--forum-border);
  border-radius: 0.375rem;
  transition: all 0.2s ease;
  background: #fff;
  height: 100%;
}

.subcategory-card:hover {
  border-color: var(--forum-primary);
  box-shadow: 0 2px 8px rgba(13, 110, 253, 0.1);
}

.subcategory-card .card-body {
  padding: 0.75rem;
}

.subcategory-card .card-title {
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.subcategory-card .card-text {
  font-size: 0.85rem;
  color: var(--forum-secondary);
  margin-bottom: 0.5rem;
}

.subcategory-card .btn {
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
}

/* Mobile: Cards stack better */
@media (max-width: 768px) {
  .subcategory-row {
    display: grid;
    grid-template-columns: 1fr;
  }
}

/* === Messages === */
.message-content {
  background-color: var(--forum-light);
  border: 1px solid var(--forum-border);
  border-radius: 0.375rem;
  padding: 1rem;
  margin-bottom: 1rem;
  animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.message-content:hover {
  border-color: #bcc4cc;
}

.message-meta {
  font-size: 0.85rem;
  color: var(--forum-secondary);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.message-author {
  font-weight: 600;
  color: #212529;
}

.message-date {
  white-space: nowrap;
}

.message-text {
  font-size: 0.95rem;
  line-height: 1.6;
  color: #212529;
  margin-bottom: 0.75rem;
}

.message-text img {
  max-width: 100%;
  height: auto;
  border-radius: 0.375rem;
}

.message-reply {
  margin-left: 0;
  margin-top: 0.5rem;
  padding: 0.75rem;
  background: #fff;
  border-left: 3px solid var(--forum-primary);
  padding-left: 0.75rem;
  font-size: 0.85rem;
  border-radius: 0.375rem;
}

.message-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
}

.message-actions .btn {
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
}

.message-highlighted {
  background-color: #fff3cd !important;
  border-left-color: #ffc107 !important;
  animation: highlightFade 3s ease-out;
}

@keyframes highlightFade {
  0% {
    background-color: #fff3cd;
  }
  100% {
    background-color: var(--forum-light);
  }
}

/* === Rich Content Styles === */
.forum-rich-content {
  line-height: 1.6;
  font-size: 0.95rem;
}

.forum-rich-content h1,
.forum-rich-content h2,
.forum-rich-content h3,
.forum-rich-content h4,
.forum-rich-content h5,
.forum-rich-content h6 {
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: #212529;
}

.forum-rich-content h1 {
  font-size: 1.3rem;
  border-bottom: 2px solid var(--forum-border);
  padding-bottom: 0.25rem;
}

.forum-rich-content h2 {
  font-size: 1.1rem;
  border-bottom: 1px solid var(--forum-border);
  padding-bottom: 0.25rem;
}

.forum-rich-content h3 {
  font-size: 1rem;
}

.forum-rich-content p {
  margin-bottom: 0.75rem;
}

.forum-rich-content code {
  background-color: var(--forum-code-inline-bg);
  padding: 0.2rem 0.4rem;
  border-radius: 0.25rem;
  font-size: 0.9rem;
  color: var(--forum-code-inline-text);
  font-family: 'Courier New', monospace;
  word-break: break-word;
}

.forum-rich-content pre {
  background-color: var(--forum-code-block-bg);
  color: var(--forum-code-block-text);
  border: 1px solid var(--forum-code-block-border);
  border-radius: 0.375rem;
  padding: 1rem;
  overflow-x: auto;
  margin: 1rem 0;
  font-size: 0.85rem;
  line-height: 1.55;
}

.forum-rich-content pre code {
  background-color: transparent;
  color: inherit;
  padding: 0;
  border-radius: 0;
  font-size: inherit;
}

/* Syntax highlighting contrast tuning */
.forum-rich-content pre code.hljs,
.forum-rich-content .hljs {
  color: var(--forum-code-block-text);
  background: transparent;
}

.forum-rich-content .hljs-comment,
.forum-rich-content .hljs-quote {
  color: var(--forum-code-comment);
  font-style: italic;
}

.forum-rich-content .hljs-keyword,
.forum-rich-content .hljs-selector-tag,
.forum-rich-content .hljs-literal,
.forum-rich-content .hljs-section,
.forum-rich-content .hljs-link {
  color: var(--forum-code-keyword);
}

.forum-rich-content .hljs-string,
.forum-rich-content .hljs-title,
.forum-rich-content .hljs-name,
.forum-rich-content .hljs-type,
.forum-rich-content .hljs-attribute,
.forum-rich-content .hljs-symbol,
.forum-rich-content .hljs-bullet,
.forum-rich-content .hljs-addition,
.forum-rich-content .hljs-template-tag,
.forum-rich-content .hljs-template-variable {
  color: var(--forum-code-string);
}

.forum-rich-content .hljs-number,
.forum-rich-content .hljs-built_in,
.forum-rich-content .hljs-builtin-name,
.forum-rich-content .hljs-meta,
.forum-rich-content .hljs-variable,
.forum-rich-content .hljs-regexp {
  color: var(--forum-code-number);
}

/* Rich text editor shell */
.forum-editor-shell {
  border: 1px solid var(--forum-editor-border);
  border-radius: 0.5rem;
  overflow: hidden;
  background: var(--forum-editor-bg);
}

.forum-editor-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  padding: 0.625rem;
  border-bottom: 1px solid var(--forum-editor-border);
  background: var(--forum-editor-toolbar-bg);
}

.forum-editor-toolbar .btn,
.forum-editor-toolbar .form-select,
.forum-editor-toolbar .form-control-color {
  min-height: 32px;
}

.forum-editor-toolbar .btn-group {
  display: inline-flex;
  gap: 0.25rem;
}

.forum-template-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.forum-template-glyph {
  width: 1.15rem;
  height: 1.15rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.25rem;
  background: #e8eef8;
  color: #1f3d75;
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1;
}

.forum-template-glyph i {
  font-size: 0.82rem;
}

.forum-template-glyph-text {
  font-size: 0.64rem;
  letter-spacing: -0.01em;
}

.forum-template-name {
  font-size: 0.76rem;
  font-weight: 600;
}

.forum-template-btn-python .forum-template-glyph {
  background: linear-gradient(135deg, #3676b6 0%, #ffd347 100%);
  color: #ffffff;
}

.forum-template-btn-javascript .forum-template-glyph {
  background: #f7df1e;
  color: #222222;
}

.forum-template-btn-sql .forum-template-glyph {
  background: #c5f3e8;
  color: #0d5e4f;
}

.forum-template-btn-html .forum-template-glyph {
  background: #ffe6d5;
  color: #a1450c;
}

.forum-editor-textarea {
  border: 0;
  border-radius: 0;
  resize: vertical;
  min-height: 180px;
  background: var(--forum-editor-control-bg);
  color: var(--forum-editor-text);
}

.forum-editor-textarea:focus {
  box-shadow: none;
}

.forum-editor-help {
  padding: 0.5rem 0.75rem;
  border-top: 1px solid var(--forum-editor-border);
  background: var(--forum-editor-help-bg);
  color: var(--forum-editor-help-text);
  font-size: 0.875rem;
}

.forum-rich-content blockquote {
  border-left: 4px solid var(--forum-primary);
  margin: 1rem 0;
  padding-left: 1rem;
  color: var(--forum-secondary);
  font-style: italic;
}

.forum-rich-content ul,
.forum-rich-content ol {
  margin: 0.75rem 0;
  padding-left: 2rem;
}

.forum-rich-content li {
  margin-bottom: 0.25rem;
}

.forum-rich-content table {
  border-collapse: collapse;
  width: 100%;
  margin: 1rem 0;
  border: 1px solid var(--forum-border);
  border-radius: 0.375rem;
  overflow: hidden;
}

.forum-rich-content table th,
.forum-rich-content table td {
  border: 1px solid var(--forum-border);
  padding: 0.5rem;
  text-align: left;
  font-size: 0.9rem;
}

.forum-rich-content table th {
  background-color: var(--forum-light);
  font-weight: 600;
  color: #212529;
}

.forum-rich-content a {
  color: var(--forum-primary);
  text-decoration: none;
  word-break: break-word;
}

.forum-rich-content a:hover {
  text-decoration: underline;
}

.forum-rich-content hr {
  margin: 1.5rem 0;
  border: 0;
  border-top: 1px solid var(--forum-border);
}

/* Mobile: Reduce padding in pre blocks */
@media (max-width: 576px) {
  .forum-rich-content pre {
    padding: 0.75rem;
    font-size: 0.8rem;
  }

  .forum-rich-content table {
    font-size: 0.85rem;
  }

  .forum-rich-content table th,
  .forum-rich-content table td {
    padding: 0.35rem;
  }
}

/* === Forms === */
.forum-form {
  background: #fff;
  border: 1px solid var(--forum-border);
  border-radius: 0.375rem;
  padding: 1rem;
}

.forum-form .form-label {
  font-weight: 500;
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
  color: #212529;
}

.forum-form .form-control,
.forum-form .form-select,
.forum-form .form-control-color {
  border-radius: 0.375rem;
  border: 1px solid var(--forum-border);
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
}

.forum-form .form-control:focus,
.forum-form .form-select:focus {
  border-color: var(--forum-primary);
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.forum-form .form-text {
  font-size: 0.8rem;
  color: var(--forum-secondary);
  margin-top: 0.25rem;
}

.forum-form-group {
  margin-bottom: 1rem;
}

/* === Buttons === */
.forum-btn,
.btn {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  border-radius: 0.375rem;
  font-weight: 500;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.forum-btn-primary {
  background-color: var(--forum-primary);
  color: #fff;
}

.forum-btn-primary:hover {
  background-color: #0b5ed7;
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(13, 110, 253, 0.3);
}

.forum-btn-secondary {
  background-color: var(--forum-secondary);
  color: #fff;
}

.forum-btn-secondary:hover {
  background-color: #5a6268;
}

.forum-btn-outline {
  border: 1px solid var(--forum-border);
  background-color: #fff;
  color: var(--forum-primary);
}

.forum-btn-outline:hover {
  background-color: var(--forum-light);
  border-color: var(--forum-primary);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
}

/* === Cards === */
.card {
  border: 1px solid var(--forum-border);
  border-radius: 0.375rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.card:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.card .card-header {
  background-color: var(--forum-light);
  border-bottom: 1px solid var(--forum-border);
  padding: 0.75rem;
}

.card .card-header h6 {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.card .card-body {
  padding: 0.75rem;
}

/* === Alerts === */
.alert {
  border-radius: 0.375rem;
  border: 1px solid transparent;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.alert-info {
  background-color: #d1ecf1;
  color: #0c5460;
  border-color: #bee5eb;
}

.alert-danger {
  background-color: #f8d7da;
  color: #721c24;
  border-color: #f5c6cb;
}

.alert-success {
  background-color: #d4edda;
  color: #155724;
  border-color: #c3e6cb;
}

.alert-warning {
  background-color: #fff3cd;
  color: #856404;
  border-color: #ffeeba;
}

/* === Sidebar === */
.forum-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.sidebar-card {
  border: 1px solid var(--forum-border);
  border-radius: 0.375rem;
  background: #fff;
}

.sidebar-card .card-header {
  background-color: var(--forum-light);
  border-bottom: 1px solid var(--forum-border);
  padding: 0.75rem;
}

.sidebar-card .card-header h6 {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sidebar-card .card-body {
  padding: 0.75rem;
  font-size: 0.9rem;
}

/* === Badges === */
.badge {
  padding: 0.35rem 0.65rem;
  border-radius: 0.25rem;
  font-size: 0.8rem;
  font-weight: 500;
}

.badge.bg-secondary {
  background-color: var(--forum-secondary) !important;
}

.badge.bg-primary {
  background-color: var(--forum-primary) !important;
}

.badge.bg-light {
  background-color: var(--forum-light) !important;
  color: #212529 !important;
  border: 1px solid var(--forum-border);
}

/* === Loading & States === */
.spinner-border {
  width: 1rem;
  height: 1rem;
  border-width: 0.15em;
}

.spinner-border-sm {
  width: 0.875rem;
  height: 0.875rem;
  border-width: 0.15em;
}

.disabled,
button:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

/* === Utilities === */
.text-muted {
  color: var(--forum-secondary) !important;
}

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

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

.mt-0 {
  margin-top: 0;
}
.mt-1 {
  margin-top: var(--forum-spacing-xs);
}
.mt-2 {
  margin-top: var(--forum-spacing-sm);
}
.mt-3 {
  margin-top: var(--forum-spacing-md);
}

.mb-0 {
  margin-bottom: 0;
}
.mb-1 {
  margin-bottom: var(--forum-spacing-xs);
}
.mb-2 {
  margin-bottom: var(--forum-spacing-sm);
}
.mb-3 {
  margin-bottom: var(--forum-spacing-md);
}
.mb-4 {
  margin-bottom: var(--forum-spacing-lg);
}

.ms-2 {
  margin-left: var(--forum-spacing-sm);
}

.me-2 {
  margin-right: var(--forum-spacing-sm);
}

.p-0 {
  padding: 0;
}

.w-100 {
  width: 100%;
}

.d-flex {
  display: flex;
}

.d-none {
  display: none;
}

.d-inline-block {
  display: inline-block;
}

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

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

.flex-wrap {
  flex-wrap: wrap;
}

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

/* === Print Styles === */
@media print {
  .forum-navbar,
  .forum-sidebar,
  .message-actions,
  .btn,
  button {
    display: none;
  }

  .forum-main {
    grid-template-columns: 1fr;
  }

  .message-content {
    page-break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
}

/* === Accessibility === */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* === Dark Mode Support (future) === */
@media (prefers-color-scheme: dark) {
  html:not([data-bs-theme]) body.forum-body {
    background-color: #1e1e1e;
    color: #e0e0e0;
  }

  html:not([data-bs-theme]) .forum-body .card,
  html:not([data-bs-theme]) .forum-body .forum-form,
  html:not([data-bs-theme]) .forum-body .topic-card,
  html:not([data-bs-theme]) .forum-body .message-content,
  html:not([data-bs-theme]) .forum-body .sidebar-card {
    background-color: #2d2d2d;
    color: #e0e0e0;
    border-color: #404040;
  }

  html:not([data-bs-theme]) .forum-body .forum-rich-content {
    color: #e0e0e0;
  }

  html:not([data-bs-theme]) .forum-body .forum-rich-content a {
    color: #64b5f6;
  }

  html:not([data-bs-theme]) .forum-body .forum-navbar {
    background-color: #1e1e1e;
    border-color: #404040;
  }
}

/* === Bootstrap Theme Toggle Dark Mode === */
[data-bs-theme="dark"] {
  --forum-primary: #6fa8ff;
  --forum-secondary: #9fb0c9;
  --forum-light: #172234;
  --forum-border: #2a3649;

  /* Default dark code palette: One Dark */
  --forum-code-inline-bg: #1f2c43;
  --forum-code-inline-text: #9fccff;
  --forum-code-block-bg: #0a1324;
  --forum-code-block-text: #f1f6ff;
  --forum-code-block-border: #31486f;
  --forum-code-comment: #a7bddf;
  --forum-code-keyword: #ff9bcf;
  --forum-code-string: #8de0ff;
  --forum-code-number: #ffd98c;

  --forum-editor-bg: #0f1a2e;
  --forum-editor-border: #31486f;
  --forum-editor-toolbar-bg: #13223c;
  --forum-editor-help-bg: #13223c;
  --forum-editor-help-text: #bfd2ef;
  --forum-editor-text: #f1f6ff;
  --forum-editor-control-bg: #0a1324;
  --forum-editor-control-border: #31486f;
  --forum-editor-control-text: #f1f6ff;
  --forum-editor-control-hover-bg: #1e3356;
  --forum-editor-control-hover-border: #6fa8ff;
  --forum-editor-control-hover-text: #ffffff;
}

[data-bs-theme="dark"][data-code-theme="dracula"] {
  --forum-code-inline-bg: #2b2440;
  --forum-code-inline-text: #e3d8ff;
  --forum-code-block-bg: #1e1f29;
  --forum-code-block-text: #f8f8f2;
  --forum-code-block-border: #4a4568;
  --forum-code-comment: #9aa3b5;
  --forum-code-keyword: #ff79c6;
  --forum-code-string: #8be9fd;
  --forum-code-number: #f1fa8c;

  --forum-editor-bg: #1f2230;
  --forum-editor-border: #4a4568;
  --forum-editor-toolbar-bg: #25293a;
  --forum-editor-help-bg: #25293a;
  --forum-editor-help-text: #c8d0e5;
  --forum-editor-text: #f8f8f2;
  --forum-editor-control-bg: #1e1f29;
  --forum-editor-control-border: #4a4568;
  --forum-editor-control-text: #f8f8f2;
  --forum-editor-control-hover-bg: #33405e;
  --forum-editor-control-hover-border: #bd93f9;
  --forum-editor-control-hover-text: #ffffff;
}

[data-bs-theme="dark"][data-code-theme="nord"] {
  --forum-code-inline-bg: #1c314b;
  --forum-code-inline-text: #c7def8;
  --forum-code-block-bg: #2e3440;
  --forum-code-block-text: #e5e9f0;
  --forum-code-block-border: #4c566a;
  --forum-code-comment: #9aa7bc;
  --forum-code-keyword: #b48ead;
  --forum-code-string: #88c0d0;
  --forum-code-number: #ebcb8b;

  --forum-editor-bg: #2a3140;
  --forum-editor-border: #4c566a;
  --forum-editor-toolbar-bg: #353f50;
  --forum-editor-help-bg: #353f50;
  --forum-editor-help-text: #c4cedf;
  --forum-editor-text: #e5e9f0;
  --forum-editor-control-bg: #2e3440;
  --forum-editor-control-border: #4c566a;
  --forum-editor-control-text: #e5e9f0;
  --forum-editor-control-hover-bg: #435069;
  --forum-editor-control-hover-border: #88c0d0;
  --forum-editor-control-hover-text: #ffffff;
}

[data-bs-theme="dark"] body,
[data-bs-theme="dark"] body.forum-body {
  background: radial-gradient(circle at top, #101a2b 0%, #0b1220 48%, #0a0f1c 100%);
  color: #e4ecfb;
}

[data-bs-theme="dark"] .forum-navbar {
  background-color: #0f1727;
  border-bottom-color: #2a3649;
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.35);
}

[data-bs-theme="dark"] .forum-navbar .navbar-brand,
[data-bs-theme="dark"] .forum-navbar .nav-link {
  color: #d8e3f8;
}

[data-bs-theme="dark"] .forum-navbar .nav-link:hover,
[data-bs-theme="dark"] .forum-navbar .nav-link:focus {
  color: #8cbaff;
}

[data-bs-theme="dark"] .topic-card,
[data-bs-theme="dark"] .subcategory-card,
[data-bs-theme="dark"] .message-content,
[data-bs-theme="dark"] .sidebar-card,
[data-bs-theme="dark"] .forum-form,
[data-bs-theme="dark"] .card {
  background-color: #121b2d;
  border-color: #2a3649;
  color: #e4ecfb;
}

[data-bs-theme="dark"] .topic-card:hover,
[data-bs-theme="dark"] .subcategory-card:hover {
  border-color: #6fa8ff;
  box-shadow: 0 8px 20px rgba(10, 16, 31, 0.45);
}

[data-bs-theme="dark"] .card .card-header,
[data-bs-theme="dark"] .sidebar-card .card-header {
  background-color: #172234;
  border-bottom-color: #2a3649;
  color: #eaf1ff;
}

[data-bs-theme="dark"] .topic-card .card-title a,
[data-bs-theme="dark"] .forum-rich-content a,
[data-bs-theme="dark"] a {
  color: #8cbaff;
}

[data-bs-theme="dark"] .topic-card .card-title a:hover,
[data-bs-theme="dark"] .forum-rich-content a:hover,
[data-bs-theme="dark"] a:hover {
  color: #b2d0ff;
}

[data-bs-theme="dark"] .text-muted,
[data-bs-theme="dark"] .topic-info-item,
[data-bs-theme="dark"] .topic-meta,
[data-bs-theme="dark"] .message-meta,
[data-bs-theme="dark"] .forum-form .form-text,
[data-bs-theme="dark"] .category-description {
  color: #9fb0c9 !important;
}

[data-bs-theme="dark"] .message-author,
[data-bs-theme="dark"] .message-text,
[data-bs-theme="dark"] .forum-rich-content,
[data-bs-theme="dark"] .forum-rich-content h1,
[data-bs-theme="dark"] .forum-rich-content h2,
[data-bs-theme="dark"] .forum-rich-content h3,
[data-bs-theme="dark"] .forum-rich-content h4,
[data-bs-theme="dark"] .forum-rich-content h5,
[data-bs-theme="dark"] .forum-rich-content h6,
[data-bs-theme="dark"] .category-title,
[data-bs-theme="dark"] .forum-section-title {
  color: #eaf1ff;
}

[data-bs-theme="dark"] .forum-rich-content code {
  background-color: var(--forum-code-inline-bg);
  color: var(--forum-code-inline-text);
}

[data-bs-theme="dark"] .forum-rich-content pre {
  background-color: var(--forum-code-block-bg);
  color: var(--forum-code-block-text);
  border-color: var(--forum-code-block-border);
}

[data-bs-theme="dark"] .forum-rich-content .hljs-comment,
[data-bs-theme="dark"] .forum-rich-content .hljs-quote {
  color: var(--forum-code-comment);
}

[data-bs-theme="dark"] .forum-rich-content .hljs-keyword,
[data-bs-theme="dark"] .forum-rich-content .hljs-selector-tag,
[data-bs-theme="dark"] .forum-rich-content .hljs-literal,
[data-bs-theme="dark"] .forum-rich-content .hljs-section,
[data-bs-theme="dark"] .forum-rich-content .hljs-link {
  color: var(--forum-code-keyword);
}

[data-bs-theme="dark"] .forum-rich-content .hljs-string,
[data-bs-theme="dark"] .forum-rich-content .hljs-title,
[data-bs-theme="dark"] .forum-rich-content .hljs-name,
[data-bs-theme="dark"] .forum-rich-content .hljs-type,
[data-bs-theme="dark"] .forum-rich-content .hljs-attribute,
[data-bs-theme="dark"] .forum-rich-content .hljs-symbol,
[data-bs-theme="dark"] .forum-rich-content .hljs-bullet,
[data-bs-theme="dark"] .forum-rich-content .hljs-addition,
[data-bs-theme="dark"] .forum-rich-content .hljs-template-tag,
[data-bs-theme="dark"] .forum-rich-content .hljs-template-variable {
  color: var(--forum-code-string);
}

[data-bs-theme="dark"] .forum-rich-content .hljs-number,
[data-bs-theme="dark"] .forum-rich-content .hljs-built_in,
[data-bs-theme="dark"] .forum-rich-content .hljs-builtin-name,
[data-bs-theme="dark"] .forum-rich-content .hljs-meta,
[data-bs-theme="dark"] .forum-rich-content .hljs-variable,
[data-bs-theme="dark"] .forum-rich-content .hljs-regexp {
  color: var(--forum-code-number);
}

[data-bs-theme="dark"] .forum-editor-shell {
  background: var(--forum-editor-bg);
  border-color: var(--forum-editor-border);
}

[data-bs-theme="dark"] .forum-editor-toolbar {
  background: var(--forum-editor-toolbar-bg);
  border-bottom-color: var(--forum-editor-border);
}

[data-bs-theme="dark"] .forum-editor-toolbar .btn {
  border-color: var(--forum-editor-control-border);
  color: var(--forum-editor-control-text);
}

[data-bs-theme="dark"] .forum-editor-toolbar .btn:hover,
[data-bs-theme="dark"] .forum-editor-toolbar .btn:focus {
  background-color: var(--forum-editor-control-hover-bg);
  border-color: var(--forum-editor-control-hover-border);
  color: var(--forum-editor-control-hover-text);
}

[data-bs-theme="dark"] .forum-template-glyph {
  background: #2c3f61;
  color: #dbe8ff;
}

[data-bs-theme="dark"] .forum-template-btn-python .forum-template-glyph {
  background: linear-gradient(135deg, #2d5f95 0%, #c8a933 100%);
  color: #ffffff;
}

[data-bs-theme="dark"] .forum-template-btn-javascript .forum-template-glyph {
  background: #c6b11f;
  color: #101316;
}

[data-bs-theme="dark"] .forum-template-btn-sql .forum-template-glyph {
  background: #1f6a5a;
  color: #d8fff5;
}

[data-bs-theme="dark"] .forum-template-btn-html .forum-template-glyph {
  background: #7f3f1c;
  color: #ffe2d0;
}

[data-bs-theme="dark"] .forum-editor-toolbar .form-select,
[data-bs-theme="dark"] .forum-editor-toolbar .form-control-color,
[data-bs-theme="dark"] .forum-editor-textarea {
  background-color: var(--forum-editor-control-bg);
  border-color: var(--forum-editor-control-border);
  color: var(--forum-editor-control-text);
}

[data-bs-theme="dark"] .forum-editor-textarea::placeholder {
  color: #9fb4d6;
}

[data-bs-theme="dark"] .forum-editor-help {
  background: var(--forum-editor-help-bg);
  border-top-color: var(--forum-editor-border);
  color: var(--forum-editor-help-text);
}

[data-bs-theme="dark"] .forum-form .form-control:not(.forum-editor-textarea),
[data-bs-theme="dark"] .forum-form .form-select,
[data-bs-theme="dark"] .forum-navbar .form-control {
  background-color: #0f1727;
  border-color: #2a3649;
  color: #eaf1ff;
}

[data-bs-theme="dark"] .forum-form .form-control::placeholder,
[data-bs-theme="dark"] .forum-navbar .form-control::placeholder {
  color: #8ea2bf;
}

[data-bs-theme="dark"] .forum-btn-outline,
[data-bs-theme="dark"] .btn-outline-secondary,
[data-bs-theme="dark"] .btn-outline-success {
  border-color: #4a607f;
  color: #dbe8ff;
  background-color: transparent;
}

[data-bs-theme="dark"] .forum-btn-outline:hover,
[data-bs-theme="dark"] .btn-outline-secondary:hover,
[data-bs-theme="dark"] .btn-outline-success:hover {
  background-color: #1b2a3e;
  border-color: #6fa8ff;
  color: #f4f8ff;
}

[data-bs-theme="dark"] .badge.bg-light {
  background-color: #172234 !important;
  color: #dbe8ff !important;
  border-color: #2f3c51;
}

[data-bs-theme="dark"] .alert-info {
  background-color: #113548;
  color: #c9f1ff;
  border-color: #1a4d67;
}

[data-bs-theme="dark"] .alert-success {
  background-color: #153a2f;
  color: #cbf3df;
  border-color: #215c49;
}

[data-bs-theme="dark"] .alert-warning {
  background-color: #4a3a15;
  color: #ffe9b3;
  border-color: #7a6122;
}

[data-bs-theme="dark"] .alert-danger {
  background-color: #4a1f26;
  color: #ffd6dc;
  border-color: #7a313f;
}