/* Confluence Minimalist Theme Design System */

:root {
  --bg-app: #0d1117;
  --bg-sidebar: #161b22;
  --bg-hover: #21262d;
  --bg-input: #0d1117;
  
  --text-main: #c9d1d9;
  --text-heading: #f0f6fc;
  --text-muted: #8b949e;
  --text-link: #58a6ff;
  --text-link-hover: #1f6feb;
  
  --border-color: #30363d;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-serif: 'Roboto Slab', Georgia, serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, SF Mono, Menlo, Monaco, Consolas, monospace;
  
  --header-height: 56px;
  --sidebar-width: 280px;
  --toc-width: 240px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-app);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.62;
  font-size: 15px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

/* App Shell Layout */
.app-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Top Navigation Bar */
.app-header {
  height: var(--header-height);
  background-color: var(--bg-sidebar);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.sidebar-toggle-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 6px;
  border-radius: 4px;
  display: flex;
  align-items: center;
}

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

.logo-link {
  text-decoration: none !important;
}

.logo-text {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-heading);
  letter-spacing: -0.01em;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Minimalist Search Button */
.search-trigger-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.85rem;
  cursor: pointer;
  width: 200px;
  text-align: left;
  font-family: inherit;
}

.search-trigger-btn:hover {
  border-color: #8b949e;
  color: var(--text-heading);
}

.search-kbd {
  margin-left: auto;
  background-color: var(--bg-hover);
  border: 1px solid var(--border-color);
  border-radius: 3px;
  padding: 1px 5px;
  font-size: 0.7rem;
  color: var(--text-muted);
}

.github-link {
  font-size: 1.3rem;
  color: var(--text-muted);
}

.github-link:hover {
  color: var(--text-heading);
}

/* Core App Body */
.app-body {
  display: flex;
  margin-top: var(--header-height);
  min-height: calc(100vh - var(--header-height));
}

/* Page Tree Sidebar */
.app-sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  position: fixed;
  top: var(--header-height);
  bottom: 0;
  left: 0;
  z-index: 90;
  overflow-y: auto;
  transition: transform 0.25s ease, width 0.25s ease;
}

.app-sidebar.collapsed {
  transform: translateX(-100%);
}

.sidebar-nav {
  padding: 16px 12px;
}

.sidebar-section {
  margin-bottom: 20px;
}

.sidebar-link-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-heading);
  font-weight: 500;
  font-size: 0.9rem;
  padding: 8px 12px;
  border-radius: 6px;
  transition: background-color 0.2s ease;
}

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

/* Subject grouping */
.sidebar-subject-group {
  margin-bottom: 20px;
}

.sidebar-subject-title {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-heading);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 6px 12px;
  margin-bottom: 8px;
  opacity: 0.85;
}

.subject-icon {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Page Directory Tree */
.sidebar-subject-tree {
  display: flex;
  flex-direction: column;
}

.tree-item {
  display: flex;
  align-items: center;
  padding: 6px 8px;
  font-size: 0.88rem;
  color: var(--text-muted);
  border-radius: 4px;
  cursor: pointer;
  user-select: none;
  padding-left: calc(var(--indent) * 16px + 12px);
  min-height: 32px;
}

.tree-item:hover {
  background-color: var(--bg-hover);
  color: var(--text-heading);
}

.tree-item a {
  color: inherit;
  width: 100%;
  display: block;
}

.tree-item a:hover {
  text-decoration: none;
}

.tree-item.active {
  background-color: var(--bg-hover);
  color: var(--text-heading);
  font-weight: 500;
}

.tree-item.is-hidden {
  display: none;
}

/* Page tree directory icon mappings */
.fold-arrow {
  font-size: 0.7rem;
  margin-right: 6px;
  transition: transform 0.2s ease;
  transform: rotate(90deg); /* Points down when open */
}

.tree-dir.is-collapsed .fold-arrow {
  transform: rotate(0deg); /* Points right when closed */
}

.folder-icon {
  font-size: 0.85rem;
  margin-right: 8px;
  color: var(--text-muted);
  opacity: 0.75;
}

.file-icon {
  font-size: 0.85rem;
  margin-right: 8px;
  color: var(--text-muted);
}

.tree-item.active .file-icon {
  color: var(--text-link);
}

/* Content wrapper (splits content and right TOC) */
.main-content-wrapper {
  display: flex;
  flex: 1;
  margin-left: var(--sidebar-width);
  min-width: 0;
  transition: margin-left 0.25s ease;
}

.app-sidebar.collapsed ~ .main-content-wrapper {
  margin-left: 0;
}

/* Main Content reading layout */
.app-main-content {
  flex: 1;
  padding: 40px 30px 80px 30px;
  min-width: 0;
}

.reading-container {
  max-width: 780px;
  margin: 0 auto;
}

/* Right Table of Contents Panel */
.right-toc-aside {
  width: var(--toc-width);
  border-left: 1px solid var(--border-color);
  padding: 40px 24px;
  display: block;
}

.toc-sticky-container {
  position: sticky;
  top: calc(var(--header-height) + 40px);
}

.toc-header {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-heading);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.toc-list {
  list-style-type: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toc-item {
  font-size: 0.8rem;
}

.toc-item a {
  color: var(--text-muted);
  transition: color 0.15s ease;
}

.toc-item a:hover {
  color: var(--text-link);
  text-decoration: none;
}

.toc-th3 {
  padding-left: 12px;
  border-left: 1px solid var(--border-color);
}

/* Article Breadcrumbs */
.wiki-breadcrumbs {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.wiki-breadcrumbs .sep {
  color: var(--border-color);
}

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

/* Document Title (Roboto Slab serif font) */
.wiki-title {
  font-family: var(--font-serif);
  font-size: 2.3rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-heading);
  margin-bottom: 10px;
  line-height: 1.25;
}

/* Article meta row: last updated + source */
.wiki-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.wiki-meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
}

.wiki-meta-sep {
  color: var(--border-color);
}

.wiki-meta-source {
  color: var(--text-muted);
  text-decoration: none;
}

.wiki-meta-source:hover {
  color: var(--text-link);
  text-decoration: none;
}

/* Article tags */
.wiki-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.wiki-tag {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-muted);
  border: 1px solid var(--border-color);
  padding: 1px 8px;
  border-radius: 4px;
  background-color: rgba(255,255,255,0.02);
}

/* Markdown Content Styling */
.markdown-body {
  font-size: 1rem;
  color: var(--text-main);
}

.markdown-body h2 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 600;
  margin-top: 36px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 6px;
  color: var(--text-heading);
}

.markdown-body h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  margin-top: 28px;
  margin-bottom: 10px;
  color: var(--text-heading);
}

.markdown-body p {
  margin-bottom: 16px;
}

.markdown-body ul, .markdown-body ol {
  margin-bottom: 16px;
  padding-left: 20px;
}

.markdown-body li {
  margin-bottom: 6px;
}

.markdown-body blockquote {
  border-left: 3px solid #8b949e;
  padding: 12px 18px;
  color: var(--text-muted);
  margin-bottom: 20px;
  background-color: rgba(255, 255, 255, 0.01);
}

/* Premium Code Blocks Wrapper */
.code-block-wrapper {
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 20px;
  background-color: var(--bg-sidebar);
}

.code-block-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--bg-sidebar);
  padding: 8px 14px;
  border-bottom: 1px solid var(--border-color);
}

.code-block-dots {
  display: flex;
  gap: 6px;
}

.code-block-dots .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}

.code-block-dots .dot.red { background-color: #ff5f56; }
.code-block-dots .dot.yellow { background-color: #ffbd2e; }
.code-block-dots .dot.green { background-color: #27c93f; }

.code-block-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.code-block-lang {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.05em;
}

.code-block-copy-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.72rem;
  cursor: pointer;
  font-family: var(--font-sans);
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.code-block-copy-btn:hover {
  color: var(--text-heading);
  background-color: var(--bg-hover);
}

.code-block-copy-btn.copied {
  color: #34d399;
}

/* Markdown inside pre blocks */
.markdown-body pre {
  background-color: transparent !important;
  border: none;
  padding: 14px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  margin-bottom: 0;
}

.markdown-body code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background-color: rgba(255, 255, 255, 0.05);
  padding: 2px 5px;
  border-radius: 4px;
  color: var(--text-heading);
}

.markdown-body pre code {
  background-color: transparent;
  padding: 0;
  border-radius: 0;
  color: inherit;
}

/* Tables */
.markdown-body table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
  font-size: 0.95rem;
}

.markdown-body th, .markdown-body td {
  padding: 10px 14px;
  border: 1px solid var(--border-color);
}

.markdown-body th {
  background-color: rgba(255,255,255,0.02);
  font-weight: 600;
  color: var(--text-heading);
}

/* Offline links styling */
.offline-link {
  color: var(--text-muted);
  border-bottom: 1px dashed var(--border-color);
  cursor: help;
  background-color: rgba(255,255,255,0.01);
  padding: 0 4px;
  border-radius: 3px;
}

/* Confluence backlinks list */
.wiki-backlinks {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.wiki-backlinks h4 {
  font-size: 0.92rem;
  color: var(--text-heading);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.backlinks-list {
  list-style-type: disc;
  padding-left: 20px;
}

.backlinks-list li {
  font-size: 0.92rem;
  margin-bottom: 4px;
}

/* Modal Search Engine styles */
.search-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  justify-content: center;
  padding-top: 12vh;
}

.search-modal.is-active {
  display: flex;
}

.search-modal-content {
  width: 100%;
  max-width: 600px;
  background-color: var(--bg-sidebar);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
  overflow: hidden;
  height: max-content;
  max-height: 65vh;
  display: flex;
  flex-direction: column;
}

.search-modal-header {
  display: flex;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  gap: 12px;
}

.search-icon {
  color: var(--text-muted);
}

#search-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text-heading);
  font-size: 1rem;
  font-family: inherit;
}

.esc-badge {
  background-color: var(--bg-hover);
  border: 1px solid var(--border-color);
  border-radius: 3px;
  font-size: 0.65rem;
  color: var(--text-muted);
  padding: 1px 4px;
}

.search-modal-body {
  overflow-y: auto;
  max-height: 45vh;
}

.search-results-list {
  padding: 8px;
}

.search-result-item {
  padding: 10px 14px;
  border-radius: 6px;
  cursor: pointer;
  display: block;
  text-decoration: none !important;
}

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

.search-result-title {
  font-weight: 500;
  color: var(--text-link);
}

.search-result-snippet {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 24px;
  font-size: 0.9rem;
}

/* Media styling for layouts */
@media (max-width: 1200px) {
  .right-toc-aside {
    display: none;
  }
}

@media (max-width: 900px) {
  .main-content-wrapper {
    margin-left: 0;
  }
  
  .app-sidebar {
    transform: translateX(-100%);
  }
  
  .app-sidebar.collapsed {
    transform: translateX(0);
    box-shadow: 8px 0 24px rgba(0,0,0,0.5);
  }
  
  .app-main-content {
    padding: 30px 16px;
  }
}

@media (max-width: 600px) {
  .search-trigger-btn span, .search-trigger-btn kbd {
    display: none;
  }
  
  .search-trigger-btn {
    width: auto;
    padding: 6px;
  }
}

/* Priority Badges */
.priority-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 8px;
  vertical-align: middle;
  line-height: 1.2;
}

.priority-badge.p1 {
  background-color: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.35);
}

.priority-badge.p2 {
  background-color: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.35);
}

.priority-badge.p3 {
  background-color: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.35);
}

/* Wiki Priority Badges below Title */
.wiki-priority-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 1px 6px;
  border-radius: 4px;
  letter-spacing: 0.05em;
  opacity: 0.7;
}

.wiki-priority-badge.p1 {
  background-color: rgba(239, 68, 68, 0.08);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.18);
}

.wiki-priority-badge.p2 {
  background-color: rgba(245, 158, 11, 0.08);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.18);
}

.wiki-priority-badge.p3 {
  background-color: rgba(16, 185, 129, 0.08);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.18);
}

/* Callouts / Alerts styling */
.markdown-body blockquote.callout {
  border-left: 4px solid var(--border-color);
  padding: 16px 20px;
  margin: 24px 0;
  border-radius: 6px;
  font-size: 0.95rem;
  opacity: 0.95;
}

.markdown-body blockquote.callout p {
  margin-bottom: 8px;
}
.markdown-body blockquote.callout p:last-child {
  margin-bottom: 0;
}

.markdown-body blockquote.callout-note {
  background-color: rgba(56, 139, 253, 0.06);
  border-left-color: #388bfd;
}
.markdown-body blockquote.callout-note strong.callout-title {
  color: #58a6ff;
  display: block;
  margin-bottom: 6px;
}

.markdown-body blockquote.callout-important {
  background-color: rgba(248, 81, 73, 0.06);
  border-left-color: #f85149;
}
.markdown-body blockquote.callout-important strong.callout-title {
  color: #ff7b72;
  display: block;
  margin-bottom: 6px;
}

.markdown-body blockquote.callout-tip {
  background-color: rgba(63, 185, 80, 0.06);
  border-left-color: #3fb950;
}
.markdown-body blockquote.callout-tip strong.callout-title {
  color: #56d364;
  display: block;
  margin-bottom: 6px;
}

.markdown-body blockquote.callout-warning {
  background-color: rgba(210, 153, 34, 0.06);
  border-left-color: #d29922;
}
.markdown-body blockquote.callout-warning strong.callout-title {
  color: #e3b341;
  display: block;
  margin-bottom: 6px;
}

.markdown-body blockquote.callout-caution {
  background-color: rgba(248, 81, 73, 0.09);
  border-left-color: #f85149;
}
.markdown-body blockquote.callout-caution strong.callout-title {
  color: #f85149;
  display: block;
  margin-bottom: 6px;
}