/* Mermaid 图表区域：与正文协调的蓝白风格 */
.mermaid-chart-wrap {
  margin: 1.25rem 0;
  padding: 1rem 0.75rem;
  background: #ffffff;
  border: 1px solid #bbdefb;
  border-radius: 8px;
  overflow-x: auto;
}

.mermaid-chart-wrap .mermaid {
  display: flex;
  justify-content: center;
  align-items: center;
}

.post-content .mermaid-chart-wrap svg {
  max-width: 100%;
  height: auto;
}