/* WikiRun Core Style System */
:root {
  /* Color Palette (Wikipedia look with premium blue accents) */
  --primary-blue: #2563eb;
  --primary-blue-hover: #1d4ed8;
  --primary-blue-light: #eff6ff;

  --bg-main: #f8f9fa;
  --bg-content: #ffffff;
  --bg-sidebar: #f8f9fa;
  --bg-infobox: #f8f9fa;
  --bg-hover: #eaecf0;

  --text-main: #202122;
  --text-muted: #54595d;
  --text-link: #2563eb;
  --text-link-visited: #7c3aed;
  --text-title: #000000;

  --border-color: #a2a9b1;
  --border-light: #eaecf0;
  --toc-bg: #f8f9fa;
  --badge-bg: #fee090;

  --font-body: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Georgia", "Times New Roman", Times, serif;

  --sidebar-width: 240px;
  --content-max-width: 1100px;
  --transition-speed: 0.2s;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

/* Dark Mode Variables */
[data-theme="dark"] {
  --primary-blue: #60a5fa;
  --primary-blue-hover: #93c5fd;
  --primary-blue-light: #1e3a8a;

  --bg-main: #0f172a;
  --bg-content: #1e293b;
  --bg-sidebar: #0f172a;
  --bg-infobox: #1e293b;
  --bg-hover: #334155;

  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-link: #60a5fa;
  --text-link-visited: #c084fc;
  --text-title: #ffffff;

  --border-color: #475569;
  --border-light: #334155;
  --toc-bg: #1e293b;
  --badge-bg: #854d0e;
}

/* Reset & Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-main);
  background-color: var(--bg-main);
  transition: background-color var(--transition-speed), color var(--transition-speed);
}

a {
  color: var(--text-link);
  text-decoration: none;
}

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

a.visited {
  color: var(--text-link-visited);
}

p {
  margin-bottom: 0.8em;
}

/* Layout Grid */
#mw-navigation {
  position: relative;
}

/* Header styling */
.wiki-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  padding: 0 16px;
  background-color: var(--bg-content);
  border-bottom: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-toggle {
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 20px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  display: flex;
  align-items: center;
}

.sidebar-toggle:hover {
  background-color: var(--bg-hover);
}

.wiki-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 18px;
  color: var(--text-title);
  text-decoration: none;
}

.wiki-logo img {
  height: 32px;
  width: 32px;
  object-fit: contain;
}

.wiki-logo span {
  font-family: var(--font-serif);
}

.wiki-logo span span {
  color: var(--primary-blue);
}

/* Search Bar styling */
.header-center {
  flex-grow: 1;
  max-width: 560px;
  margin: 0 16px;
  position: relative;
}

.search-box-container {
  display: flex;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  background-color: var(--bg-main);
  overflow: hidden;
  transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.search-box-container:focus-within {
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 2px var(--primary-blue-light);
  background-color: var(--bg-content);
}

.search-input {
  width: 100%;
  border: none;
  background: transparent;
  padding: 8px 16px;
  font-size: 14px;
  color: var(--text-main);
  outline: none;
}

.search-button {
  background: transparent;
  border: none;
  padding: 0 16px;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
}

.search-button:hover {
  color: var(--primary-blue);
}

/* Search Suggestions Overlay */
.search-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--bg-content);
  border: 1px solid var(--border-color);
  border-top: none;
  border-radius: 0 0 8px 8px;
  box-shadow: var(--shadow-md);
  max-height: 320px;
  overflow-y: auto;
  display: none;
  z-index: 1000;
}

.suggestion-item {
  padding: 10px 16px;
  cursor: pointer;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
}

.suggestion-item:last-child {
  border-bottom: none;
}

.suggestion-item:hover {
  background-color: var(--bg-hover);
}

.suggestion-title {
  font-weight: bold;
  color: var(--text-link);
}

.suggestion-snippet {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* User tools & preferences */
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.theme-toggle,
.pref-btn {
  background: none;
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 6px 12px;
  font-size: 12px;
  color: var(--text-main);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-speed);
}

.theme-toggle:hover,
.pref-btn:hover {
  background-color: var(--bg-hover);
  border-color: var(--primary-blue);
}

/* App Container */
.wiki-container {
  display: flex;
  min-height: calc(100vh - 56px);
}

/* Sidebar navigation */
.wiki-sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-light);
  padding: 16px 8px;
  flex-shrink: 0;
  align-self: flex-start;
  position: sticky;
  top: 56px;
  height: calc(100vh - 56px);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: transform var(--transition-speed);
}

.wiki-sidebar::-webkit-scrollbar {
  width: 6px;
}

.wiki-sidebar::-webkit-scrollbar-thumb {
  background-color: var(--border-light);
  border-radius: 3px;
}

.sidebar-category {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  font-weight: 600;
  padding: 8px 8px 2px;
  margin-top: 4px;
  border-top: 1px solid var(--border-light);
}

.wiki-sidebar.collapsed {
  display: none;
}

.sidebar-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sidebar-group-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  padding: 0 8px;
  font-weight: normal;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 4px;
  margin-bottom: 4px;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 4px;
  color: var(--text-main);
  text-decoration: none;
  font-size: 13px;
}

.sidebar-link:hover {
  background-color: var(--bg-hover);
  color: var(--primary-blue);
  text-decoration: none;
}

.sidebar-link.active {
  font-weight: normal;
  background-color: var(--primary-blue-light);
  color: var(--primary-blue);
}

/* Main Content Area */
.wiki-main {
  flex-grow: 1;
  background-color: var(--bg-content);
  padding: 24px 40px;
  overflow-x: hidden;
}

.wiki-content-wrapper {
  max-width: var(--content-max-width);
  margin: 0 auto;
}

/* Article header and tabs */
.article-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 16px;
  padding-bottom: 0px;
}

.article-tabs {
  display: flex;
  gap: 2px;
  margin-bottom: -1px;
  /* Align to the border */
}

.article-tab {
  padding: 8px 12px;
  border: 1px solid transparent;
  border-bottom: none;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: 4px 4px 0 0;
}

.article-tab:hover {
  background-color: var(--bg-hover);
  color: var(--primary-blue);
}

.article-tab.active {
  background-color: var(--bg-content);
  border-color: var(--border-color) var(--border-color) var(--bg-content) var(--border-color);
  color: var(--text-main);
  font-weight: bold;
}

.article-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 6px;
}

.action-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 4px;
}

.action-btn:hover {
  color: var(--primary-blue);
  background-color: var(--bg-hover);
}

/* Title & Subtitle */
.firstHeading {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 400;
  color: var(--text-title);
  margin-bottom: 4px;
  line-height: 1.2;
}

.siteSub {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 20px;
  font-style: italic;
}

.featured-badge {
  background-color: var(--badge-bg);
  color: var(--text-title);
  font-size: 11px;
  font-weight: bold;
  padding: 2px 8px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 12px;
}

/* Main Body Layout */
.article-body-layout {
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.article-text {
  flex-grow: 1;
  min-width: 0;
  /* Prevents overflow */
  font-size: 15px;
  line-height: 1.7;
}

/* Wikipedia Headings */
.article-text h2 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  border-bottom: 1px solid var(--border-color);
  margin-top: 1.5em;
  margin-bottom: 0.6em;
  padding-bottom: 4px;
  color: var(--text-title);
  position: relative;
}

.article-text h3 {
  font-size: 18px;
  font-weight: 600;
  margin-top: 1.2em;
  margin-bottom: 0.4em;
  color: var(--text-title);
}

.article-text h4 {
  font-size: 15px;
  font-weight: 600;
  margin-top: 1em;
  margin-bottom: 0.4em;
  color: var(--text-title);
}

/* Bullet points and lists */
.article-text ul,
.article-text ol {
  margin-bottom: 1em;
  padding-left: 24px;
}

.article-text li {
  margin-bottom: 0.4em;
}

/* Citations & Footnotes */
.reference-citation {
  font-size: 10px;
  font-weight: normal;
  vertical-align: super;
  line-height: 0;
  margin-left: 1px;
  user-select: none;
}

/* Tables of Contents (TOC) */
.toc {
  background-color: var(--toc-bg);
  border: 1px solid var(--border-color);
  padding: 12px 16px;
  display: inline-block;
  margin-bottom: 20px;
  max-width: 100%;
  border-radius: 4px;
}

.toctitle {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: bold;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 6px;
  margin-bottom: 8px;
  gap: 40px;
}

.toctitle h2 {
  font-family: var(--font-body) !important;
  font-size: 14px !important;
  font-weight: bold !important;
  margin: 0 !important;
  border-bottom: none !important;
  padding: 0 !important;
}

.toctogglelink {
  font-size: 11px;
  font-weight: normal;
  color: var(--text-link);
  cursor: pointer;
}

.toc ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.toc li {
  margin-bottom: 4px;
}

.toc ul ul {
  padding-left: 16px;
  margin-top: 4px;
}

.tocnumber {
  color: var(--text-muted);
  margin-right: 4px;
}

/* Infobox CSS */
.infobox {
  width: 320px;
  background-color: var(--bg-infobox);
  border: 1px solid var(--border-color);
  border-collapse: collapse;
  font-size: 12px;
  float: right;
  margin: 0 0 16px 24px;
  box-shadow: var(--shadow-sm);
  border-radius: 4px;
  overflow: hidden;
}

.infobox-title {
  background-color: var(--primary-blue);
  color: #ffffff;
  font-size: 14px;
  font-weight: bold;
  text-align: center;
  padding: 8px;
  font-family: var(--font-serif);
}

.infobox-image-container {
  text-align: center;
  padding: 12px;
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-light);
}

.infobox-image {
  max-width: 100%;
  height: auto;
  border-radius: 2px;
}

.infobox-caption {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 6px;
}

.infobox table {
  width: 100%;
  border-collapse: collapse;
}

.infobox th,
.infobox td {
  padding: 6px 12px;
  vertical-align: top;
}

.infobox th {
  text-align: left;
  width: 40%;
  font-weight: 600;
  border-bottom: 1px solid var(--border-light);
  border-right: 1px solid var(--border-light);
  background-color: rgba(0, 0, 0, 0.02);
}

.infobox td {
  border-bottom: 1px solid var(--border-light);
}

.infobox tr:last-child th,
.infobox tr:last-child td {
  border-bottom: none;
}

/* Alert boxes / wiki notes */
.mbox {
  background-color: var(--primary-blue-light);
  border-left: 4px solid var(--primary-blue);
  padding: 12px 16px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  border-radius: 0 4px 4px 0;
}

.mbox-icon {
  font-size: 20px;
  color: var(--primary-blue);
}

/* Category Links box at footer */
.catlinks {
  margin-top: 40px;
  background-color: var(--bg-infobox);
  border: 1px solid var(--border-color);
  padding: 12px;
  font-size: 13px;
  border-radius: 4px;
}

.catlinks ul {
  display: inline;
  list-style: none;
  padding: 0;
}

.catlinks li {
  display: inline;
  border-left: 1px solid var(--border-color);
  padding: 0 8px;
  margin: 0;
}

.catlinks li:first-child {
  border-left: none;
  padding-left: 0;
}

.catlinks-title {
  font-weight: bold;
  color: var(--text-muted);
  margin-right: 8px;
}

/* References Section styling */
.references-list {
  font-size: 13px;
  margin-top: 10px;
}

.references-list li {
  margin-bottom: 6px;
}

.references-backlink {
  color: var(--text-link);
  font-weight: bold;
  margin-right: 4px;
}

/* Edit Mode Overlay */
.edit-mode-container {
  display: none;
  background-color: var(--bg-content);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  margin-top: 20px;
  box-shadow: var(--shadow-md);
}

.edit-mode-textarea {
  width: 100%;
  height: 350px;
  font-family: monospace;
  font-size: 14px;
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background-color: var(--bg-main);
  color: var(--text-main);
  resize: vertical;
}

.edit-mode-actions {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}

.btn-primary {
  background-color: var(--primary-blue);
  color: white;
  border: none;
  border-radius: 4px;
  padding: 8px 16px;
  font-weight: bold;
  cursor: pointer;
}

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

.btn-secondary {
  background-color: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  border-radius: 4px;
  padding: 8px 16px;
  cursor: pointer;
}

.btn-secondary:hover {
  background-color: var(--bg-hover);
}

/* Footer styling */
.wiki-footer {
  margin-top: 48px;
  border-top: 1px solid var(--border-light);
  padding: 24px 0;
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-links {
  display: flex;
  gap: 16px;
  list-style: none;
  padding: 0;
}

.footer-icons {
  display: flex;
  gap: 12px;
  align-self: flex-start;
  margin-top: 8px;
}

.footer-icon-img {
  height: 31px;
  width: 88px;
  border: 1px solid var(--border-light);
}

/* Home Page Specific Layout (Wikipedia-like Portal layout) */
.home-welcome {
  background: linear-gradient(135deg, var(--bg-content), var(--primary-blue-light));
  border: 1px solid var(--border-color);
  padding: 20px 24px;
  border-radius: 8px;
  margin-bottom: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.home-welcome-text h1 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: normal;
  color: var(--text-title);
}

.home-welcome-text p {
  color: var(--text-muted);
  margin-bottom: 0;
  margin-top: 4px;
}

.home-stats {
  text-align: right;
  font-size: 13px;
  color: var(--text-muted);
}

.home-stats span {
  font-weight: bold;
  font-size: 18px;
  color: var(--primary-blue);
  display: block;
}

.home-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.home-card {
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background-color: var(--bg-content);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.home-card-header {
  background-color: var(--primary-blue-light);
  border-bottom: 1px solid var(--border-color);
  padding: 10px 16px;
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: bold;
  color: var(--text-title);
}

.home-card-content {
  padding: 16px;
}

.featured-article-preview {
  display: flex;
  gap: 16px;
}

.featured-article-img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--border-light);
  flex-shrink: 0;
}

.featured-article-text {
  font-size: 13.5px;
}

.dyk-list,
.news-list {
  padding-left: 20px;
}

.dyk-list li,
.news-list li {
  margin-bottom: 8px;
}

/* Category portal links grid */
.home-portals {
  margin-top: 24px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 16px;
  background-color: var(--bg-infobox);
}

.portals-title {
  font-weight: bold;
  font-size: 14px;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 6px;
  margin-bottom: 12px;
  text-align: center;
}

.portals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  text-align: center;
}

.portal-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
}

.portal-icon {
  font-size: 24px;
  color: var(--primary-blue);
}

.portal-name {
  font-weight: bold;
  color: var(--text-link);
}

.portal-desc {
  font-size: 11px;
  color: var(--text-muted);
}

/* Breadcrumbs */
.wiki-breadcrumbs {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: flex;
  gap: 4px;
  align-items: center;
}

.wiki-breadcrumbs a {
  color: var(--text-muted);
}

.wiki-breadcrumbs a:hover {
  color: var(--primary-blue);
  text-decoration: underline;
}

/* Responsive adjustments */
@media (max-width: 900px) {
  .home-grid {
    grid-template-columns: 1fr;
  }

  .article-body-layout {
    flex-direction: column-reverse;
  }

  .infobox {
    width: 100%;
    float: none;
    margin: 0 0 20px 0;
  }

  .wiki-main {
    padding: 16px 20px;
  }
}

@media (max-width: 600px) {
  .wiki-sidebar {
    position: absolute;
    left: 0;
    top: 56px;
    bottom: 0;
    z-index: 99;
    transform: translateX(-100%);
    box-shadow: var(--shadow-md);
  }

  .wiki-sidebar.active {
    transform: translateX(0);
    display: flex;
  }

  .header-center {
    margin: 0 4px;
  }

  .wiki-logo span {
    display: none;
  }

  .theme-toggle span {
    display: none;
  }
}