/* Mermaid 容器样式（保持与站点容器一致，不覆盖官方图表配色） */
.mermaid {
    text-align: center;
    margin: 1.5em 0;
    padding: 1rem;
    background: var(--theme-surface-muted);
    border-radius: 0.5rem;
    border: 1px solid var(--theme-border);
    overflow-x: auto;
    overflow-y: visible;
    max-width: 100%;
    box-sizing: border-box;
}

.mermaid-rendered {
    background: transparent;
    border: none;
    padding: 0;
}

.mermaid-error {
    color: var(--theme-text);
    background-color: var(--theme-surface-muted);
    border: 1px solid var(--theme-border);
    border-radius: 0.375rem;
    padding: 0.75rem;
    margin: 1rem 0;
    font-family: monospace;
    text-align: left;
}

.dark .mermaid {
    background: var(--theme-surface-muted);
    border-color: var(--theme-border);
}

.mermaid svg {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
    width: auto;
}

/* 滚动条样式 */
.mermaid::-webkit-scrollbar {
    height: 8px;
}

.mermaid::-webkit-scrollbar-track {
    background: var(--theme-surface);
    border-radius: 4px;
}

.mermaid::-webkit-scrollbar-thumb {
    background: var(--theme-text-muted);
    border-radius: 4px;
}

.mermaid::-webkit-scrollbar-thumb:hover {
    background: var(--theme-text);
}

.dark .mermaid::-webkit-scrollbar-track {
    background: var(--theme-surface);
}

.dark .mermaid::-webkit-scrollbar-thumb {
    background: var(--theme-text-muted);
}

.dark .mermaid::-webkit-scrollbar-thumb:hover {
    background: var(--theme-text);
}