* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: #f3f7fb;
  color: #142331;
  font-family: "Avenir Next", "Segoe UI", sans-serif;
}
a {
  color: #0d4ca3;
}
code {
  font-family: "IBM Plex Mono", Menlo, monospace;
  background: #eef4ff;
  padding: 1px 4px;
  border-radius: 4px;
}
pre {
  overflow: auto;
  border: 1px solid #d7e1ea;
  border-radius: 8px;
  background: #0f1f2d;
  color: #f1f8ff;
  padding: 12px;
}
pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}
.doc-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding: 16px;
  border-bottom: 1px solid #d7e1ea;
  background: linear-gradient(135deg, #edf5ff 0%, #f2f8ed 100%);
}
.doc-header h1 {
  margin: 0 0 6px;
  font-size: 24px;
}
.meta {
  margin: 0;
  color: #526374;
  font-size: 13px;
}
.header-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.doc-content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px 16px 24px;
  line-height: 1.55;
}
.doc-content h1,
.doc-content h2,
.doc-content h3 {
  margin: 20px 0 10px;
}
.doc-content p {
  margin: 10px 0;
}
.doc-content ul,
.doc-content ol {
  margin: 8px 0 8px 22px;
}
.doc-list {
  padding-left: 20px;
}
.doc-list li {
  margin-bottom: 10px;
}
.doc-list .meta {
  margin-left: 8px;
}
.doc-footer {
  border-top: 1px solid #d7e1ea;
  padding: 10px 16px 14px;
  color: #5f6e7a;
  font-size: 12px;
}
.manual-shell {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 20px;
}
.manual-toc {
  position: sticky;
  top: 16px;
  align-self: start;
  padding: 14px;
  border: 1px solid #d7e1ea;
  border-radius: 12px;
  background: #fbfdff;
}
.manual-toc h2 {
  margin-top: 0;
  font-size: 18px;
}
.manual-toc a {
  display: block;
  padding: 6px 0;
  text-decoration: none;
}
.manual-main {
  min-width: 0;
}
.manual-card {
  border: 1px solid #d7e1ea;
  border-radius: 14px;
  background: #fbfdff;
  padding: 16px;
  margin: 12px 0;
}
.manual-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 16px 0;
}
.manual-kpi {
  border: 1px solid #d7e1ea;
  border-radius: 14px;
  background: linear-gradient(180deg, #ffffff 0%, #eef5ff 100%);
  padding: 16px;
}
.manual-kpi strong {
  display: block;
  font-size: 28px;
  margin-bottom: 6px;
}
.manual-kpi span {
  color: #526374;
  font-size: 13px;
}
.manual-table-wrap {
  overflow: auto;
  margin: 12px 0;
}
.manual-table {
  width: 100%;
  border-collapse: collapse;
  background: #fbfdff;
  border: 1px solid #d7e1ea;
}
.manual-table th,
.manual-table td {
  border: 1px solid #d7e1ea;
  padding: 10px;
  text-align: left;
  vertical-align: top;
}
.manual-table th {
  background: #edf5ff;
}
.schematic-flow {
  display: grid;
  grid-template-columns: 2fr 32px 2fr 32px 2fr 32px 2fr 32px 2fr;
  gap: 10px;
  align-items: center;
  margin: 16px 0 22px;
}
.schematic-node {
  border: 1px solid #c7d8ea;
  border-radius: 14px;
  background: #fbfdff;
  padding: 14px;
  min-height: 132px;
}
.schematic-node h3 {
  margin-top: 0;
  font-size: 16px;
}
.schematic-node p {
  margin-bottom: 0;
  color: #526374;
}
.schematic-node.accent {
  background: linear-gradient(180deg, #eef8ef 0%, #ffffff 100%);
}
.schematic-arrow {
  text-align: center;
  font-size: 28px;
  color: #4e6b89;
}
.schematic-stack {
  display: grid;
  gap: 12px;
  margin: 16px 0;
}
.schematic-layer {
  border: 1px solid #d7e1ea;
  border-radius: 14px;
  background: linear-gradient(180deg, #ffffff 0%, #f3f8fd 100%);
  padding: 14px 16px;
}
.schematic-layer strong {
  display: block;
  margin-bottom: 4px;
}
.mermaid {
  margin: 16px 0;
  padding: 16px;
  border: 1px solid #d7e1ea;
  border-radius: 14px;
  background: #fbfdff;
  overflow: auto;
}
.mermaid svg {
  display: block;
  max-width: 100%;
  height: auto;
}
.mermaid text,
.mermaid span,
.mermaid .label,
.mermaid .nodeLabel,
.mermaid .edgeLabel,
.mermaid .cluster-label text,
.mermaid .cluster text {
  fill: #142331 !important;
  color: #142331 !important;
}
.mermaid .label foreignObject,
.mermaid .edgeLabel foreignObject {
  color: #142331 !important;
}
.mermaid .edgeLabel rect,
.mermaid .labelBkg {
  fill: #ffffff !important;
  opacity: 0.98 !important;
}
.mermaid .node rect,
.mermaid .node polygon,
.mermaid .node circle,
.mermaid .node ellipse,
.mermaid .node path,
.mermaid .cluster rect {
  stroke: #97b7d8 !important;
}
@media (max-width: 860px) {
  .manual-shell {
    grid-template-columns: 1fr;
  }
  .manual-toc {
    position: static;
  }
  .manual-kpi-grid {
    grid-template-columns: 1fr 1fr;
  }
  .schematic-flow {
    grid-template-columns: 1fr;
  }
}