/* AI-Viewer Documentation - Custom Sandstone Theme Enhancements */
/* Matching ai-scholar styling for visual consistency */

/* Typography refinements */
body {
  font-family: "Source Sans Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.7;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  letter-spacing: -0.02em;
}

/* Code styling */
pre {
  background-color: #f8f9fa;
  border: 1px solid #e9ecef;
  border-radius: 6px;
  padding: 1rem;
}

code {
  font-family: "JetBrains Mono", "Fira Code", "SF Mono", Consolas, monospace;
  font-size: 0.9em;
}

/* Command line styling */
pre.sourceCode.bash code,
pre.sourceCode.shell code {
  color: #2d3748;
}

/* Callout enhancements */
.callout {
  border-radius: 8px;
  border-left-width: 4px;
}

.callout-note {
  background-color: #e7f3ff;
  border-left-color: #0969da;
}

.callout-warning {
  background-color: #fff8e6;
  border-left-color: #d29922;
}

.callout-important {
  background-color: #ffebe9;
  border-left-color: #cf222e;
}

.callout-tip {
  background-color: #dafbe1;
  border-left-color: #1a7f37;
}

/* Table styling */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

th {
  background-color: #f6f8fa;
  font-weight: 600;
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 2px solid #d0d7de;
}

td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #d0d7de;
}

tr:hover {
  background-color: #f6f8fa;
}

/* Navigation enhancements */
.navbar {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.sidebar {
  border-right: 1px solid #e9ecef;
}

/* Content width */
.content {
  max-width: 900px;
}

/* Mermaid diagram styling - Elegant monochrome theme */
.mermaid {
  background-color: #fafbfc;
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid #e1e4e8;
  margin: 1.5rem 0;
}

/* Mermaid theme overrides for readability */
.mermaid .node rect,
.mermaid .node circle,
.mermaid .node ellipse,
.mermaid .node polygon,
.mermaid .node path {
  fill: #f6f8fa !important;
  stroke: #57606a !important;
  stroke-width: 1.5px !important;
}

.mermaid .node .label,
.mermaid .nodeLabel {
  color: #24292f !important;
  fill: #24292f !important;
  font-family: "Source Sans Pro", -apple-system, sans-serif !important;
  font-size: 13px !important;
}

.mermaid .edgeLabel {
  background-color: #fff !important;
  color: #57606a !important;
  font-size: 12px !important;
}

.mermaid .edgePath .path {
  stroke: #8b949e !important;
  stroke-width: 1.5px !important;
}

.mermaid .arrowheadPath {
  fill: #8b949e !important;
}

.mermaid .cluster rect {
  fill: #f6f8fa !important;
  stroke: #d0d7de !important;
  stroke-width: 1px !important;
}

.mermaid .cluster .nodeLabel,
.mermaid .cluster-label .nodeLabel {
  color: #57606a !important;
  fill: #57606a !important;
  font-weight: 600 !important;
}

/* Sequence diagram styling */
.mermaid .actor {
  fill: #f6f8fa !important;
  stroke: #57606a !important;
}

.mermaid .actor-line {
  stroke: #d0d7de !important;
}

.mermaid text.actor {
  fill: #24292f !important;
  font-weight: 500 !important;
}

.mermaid .messageLine0,
.mermaid .messageLine1 {
  stroke: #8b949e !important;
}

.mermaid .messageText {
  fill: #57606a !important;
  font-size: 12px !important;
}

.mermaid .activation0,
.mermaid .activation1,
.mermaid .activation2 {
  fill: #eaeef2 !important;
  stroke: #8b949e !important;
}

.mermaid .loopText,
.mermaid .loopLine {
  fill: #57606a !important;
  stroke: #d0d7de !important;
}

/* Subgraph/cluster styling */
.mermaid .subgraph {
  fill: #f6f8fa !important;
}

.mermaid .label-container {
  fill: #f6f8fa !important;
}

/* Hero section for landing page - Viewer accent colour (teal/cyan) */
.hero {
  background: linear-gradient(135deg, #0d9488 0%, #0891b2 100%);
  color: white;
  padding: 3rem 2rem;
  border-radius: 12px;
  margin-bottom: 2rem;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.2rem;
  opacity: 0.9;
}

/* Feature cards */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.feature-card {
  background: #fff;
  border: 1px solid #e9ecef;
  border-radius: 12px;
  padding: 1.5rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.feature-card h3 {
  margin-top: 0;
  color: #0d9488;
}

/* Badge styling */
.badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 4px;
  margin-right: 0.5rem;
}

.badge-stable {
  background-color: #dafbe1;
  color: #1a7f37;
}

.badge-beta {
  background-color: #fff8e6;
  color: #9a6700;
}

/* CLI command boxes */
.cli-command {
  background-color: #1e1e1e;
  color: #d4d4d4;
  padding: 1rem 1.25rem;
  border-radius: 8px;
  font-family: "JetBrains Mono", monospace;
  margin: 1rem 0;
}

.cli-command .prompt {
  color: #6a9955;
}

.cli-command .command {
  color: #dcdcaa;
}

/* XML/DTD styling */
pre.sourceCode.xml code,
pre.sourceCode.dtd code {
  color: #032f62;
}

/* Status indicators */
.status-complete {
  color: #1a7f37;
}

.status-pending {
  color: #9a6700;
}

.status-error {
  color: #cf222e;
}

/* Package relationship cards */
.package-card {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border: 1px solid #d0d7de;
  border-radius: 12px;
  padding: 1.5rem;
  margin: 1rem 0;
}

.package-card.ai-scholar {
  border-left: 4px solid #667eea;
}

.package-card.pdai {
  border-left: 4px solid #22c55e;
}

.package-card.ai-viewer {
  border-left: 4px solid #0d9488;
}

.package-card h4 {
  margin-top: 0;
}

/* Keyboard shortcut styling */
kbd {
  background-color: #f6f8fa;
  border: 1px solid #d0d7de;
  border-radius: 4px;
  box-shadow: inset 0 -1px 0 #d0d7de;
  color: #24292f;
  display: inline-block;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85em;
  line-height: 1;
  padding: 0.2rem 0.4rem;
  vertical-align: middle;
}

/* Navigation flow indicator */
.nav-flow {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 1rem 0;
  padding: 1rem;
  background: #f6f8fa;
  border-radius: 8px;
}

.nav-flow .step {
  background: #0d9488;
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-weight: 500;
}

.nav-flow .arrow {
  color: #8b949e;
  font-size: 1.2rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .hero {
    padding: 2rem 1rem;
  }
  
  .hero h1 {
    font-size: 1.8rem;
  }
  
  .feature-grid {
    grid-template-columns: 1fr;
  }
}