.article__content {
    --mellow-enhance-primary: var(--color-primary, #0aa879);
    --mellow-enhance-primary-soft: var(--color-primary-soft, #e7f7f1);
    --mellow-enhance-primary-faint: var(--color-primary-faint, #f6fbf9);
    --mellow-enhance-surface: var(--color-surface, #fff);
    --mellow-enhance-background: var(--color-background, #f2f7f5);
    --mellow-enhance-text: var(--color-text, #26312e);
    --mellow-enhance-muted: var(--color-muted, #6d7975);
    --mellow-enhance-border: var(--color-border, rgba(0, 0, 0, 0.08));
    --mellow-enhance-outline-variant: color-mix(in oklch, var(--mellow-enhance-text) 14%, transparent);
    --mellow-enhance-surface-container-low: color-mix(in oklch, var(--mellow-enhance-primary-faint) 52%, var(--mellow-enhance-surface));
    --mellow-enhance-surface-container: color-mix(in oklch, var(--mellow-enhance-primary-soft) 38%, var(--mellow-enhance-surface));
    --mellow-enhance-radius: var(--shape-corner-large, 16px);
}

.article__content .mellow-enhance-math {
    max-width: 100%;
    color: var(--mellow-enhance-text);
}

.article__content .mellow-enhance-math--inline {
    display: inline-block;
    margin-inline: 0.08em;
    color: inherit;
    line-height: 1;
    vertical-align: -0.08em;
}

.article__content .mellow-enhance-math--display {
    position: relative;
    margin: 1.65rem 0;
    padding: clamp(1rem, 2.8vw, 1.45rem);
    overflow-x: auto;
    border: 1px solid var(--mellow-enhance-outline-variant);
    border-radius: var(--mellow-enhance-radius);
    background: var(--mellow-enhance-surface-container-low);
    box-shadow: none;
    filter: none;
    scrollbar-color: color-mix(in oklch, var(--mellow-enhance-primary) 32%, transparent) transparent;
    scrollbar-width: thin;
    text-align: center;
}

.article__content .mellow-enhance-math--display .katex-display {
    margin: 0;
}

.article__content .mellow-enhance-math--display .katex-display > .katex {
    display: inline-block;
    min-width: max-content;
    padding-block: 0.15rem;
}

.article__content .mellow-enhance-math .katex {
    font-size: 1.06em;
}

.article__content .mellow-enhance-math .katex-error {
    color: var(--mellow-enhance-muted) !important;
    font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
    font-size: 0.88em;
}

.article__content .mellow-enhance-mermaid {
    position: relative;
    display: block;
    min-width: 0;
    margin: 1.75rem 0;
    padding: 0;
    overflow: hidden;
    border: 1px solid var(--mellow-enhance-outline-variant);
    border-radius: var(--mellow-enhance-radius);
    color: var(--mellow-enhance-text);
    background: var(--mellow-enhance-surface-container-low);
    box-shadow: none;
    filter: none;
    isolation: isolate;
}

.article__content .mellow-enhance-mermaid__toolbar {
    display: flex;
    min-height: 2.85rem;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.35rem 0.45rem 0.35rem 1rem;
    border-bottom: 1px solid var(--mellow-enhance-outline-variant);
    background: var(--mellow-enhance-surface-container);
}

.article__content .mellow-enhance-mermaid__identity,
.article__content .mellow-enhance-mermaid__actions,
.article__content .mellow-enhance-mermaid__views {
    display: inline-flex;
    align-items: center;
}

.article__content .mellow-enhance-mermaid__identity {
    min-width: 0;
    gap: 0.55rem;
}

.article__content .mellow-enhance-mermaid__label {
    color: color-mix(in oklch, var(--mellow-enhance-primary) 72%, var(--mellow-enhance-text));
    font-size: 0.7rem;
    font-weight: 750;
    letter-spacing: 0.09em;
    line-height: 1;
}

.article__content .mellow-enhance-mermaid__progress {
    width: 0.75rem;
    height: 0.75rem;
    border: 2px solid color-mix(in oklch, var(--mellow-enhance-primary) 20%, transparent);
    border-top-color: var(--mellow-enhance-primary);
    border-radius: 50%;
    opacity: 0;
    pointer-events: none;
}

.article__content .mellow-enhance-mermaid.is-loading .mellow-enhance-mermaid__progress {
    opacity: 1;
    animation: mellow-enhance-spin 720ms linear infinite;
}

.article__content .mellow-enhance-mermaid__actions {
    flex: 0 0 auto;
    gap: 0.3rem;
}

.article__content .mellow-enhance-mermaid__views {
    overflow: hidden;
    border: 1px solid var(--mellow-enhance-outline-variant);
    border-radius: 999px;
    background: var(--mellow-enhance-surface-container-low);
}

.article__content .mellow-enhance-mermaid__view,
.article__content .mellow-enhance-mermaid__copy {
    appearance: none;
    display: inline-flex;
    min-height: 2rem;
    align-items: center;
    justify-content: center;
    margin: 0;
    padding: 0 0.7rem;
    border: 0;
    border-radius: 0;
    color: var(--mellow-enhance-muted);
    background: transparent;
    box-shadow: none;
    font: inherit;
    font-size: 0.75rem;
    font-weight: 650;
    line-height: 1;
    cursor: pointer;
    transition: color 140ms ease, background-color 140ms ease;
}

.article__content .mellow-enhance-mermaid__view + .mellow-enhance-mermaid__view {
    border-left: 1px solid var(--mellow-enhance-outline-variant);
}

.article__content .mellow-enhance-mermaid__view[aria-pressed="true"] {
    color: color-mix(in oklch, var(--mellow-enhance-primary) 76%, var(--mellow-enhance-text));
    background: var(--mellow-enhance-primary-soft);
}

.article__content .mellow-enhance-mermaid__copy {
    border: 1px solid var(--mellow-enhance-outline-variant);
    border-radius: 999px;
    color: var(--mellow-enhance-text);
    background: var(--mellow-enhance-surface-container-low);
}

.article__content .mellow-enhance-mermaid__view:hover,
.article__content .mellow-enhance-mermaid__copy:hover {
    color: var(--mellow-enhance-text);
    background: var(--mellow-enhance-primary-faint);
}

.article__content .mellow-enhance-mermaid__view:focus-visible,
.article__content .mellow-enhance-mermaid__copy:focus-visible {
    outline: 2px solid var(--mellow-enhance-primary);
    outline-offset: 2px;
}

.article__content .mellow-enhance-mermaid__copy.is-copied {
    color: color-mix(in oklch, var(--mellow-enhance-primary) 78%, var(--mellow-enhance-text));
    background: var(--mellow-enhance-primary-soft);
}

.article__content .mellow-enhance-mermaid__copy:disabled {
    cursor: wait;
    opacity: 0.72;
}

.article__content .mellow-enhance-mermaid__diagram {
    display: grid;
    min-width: 0;
    min-height: 180px;
    padding: clamp(1rem, 3vw, 1.65rem);
    overflow: auto;
    place-items: center;
    scrollbar-color: color-mix(in oklch, var(--mellow-enhance-primary) 32%, transparent) transparent;
    scrollbar-width: thin;
}

.article__content .mellow-enhance-mermaid__diagram[hidden],
.article__content .mellow-enhance-mermaid__source[hidden],
.article__content .mellow-enhance-mermaid__copy[hidden] {
    display: none;
}

.article__content .mellow-enhance-mermaid__source {
    max-height: min(68vh, 34rem);
    overflow: auto;
    color: #d4d4d4;
    background: var(--codeblock-bg, #1e1e1e);
    scrollbar-color: #5f5f63 transparent;
    scrollbar-width: thin;
}

.article__content .mellow-enhance-mermaid__source-code {
    display: block;
    min-width: max-content;
    padding: 1rem 1.1rem 1.15rem;
    color: inherit;
    background: transparent;
    font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
    font-size: 0.86rem;
    line-height: 1.65;
    tab-size: 4;
    white-space: pre;
}

@keyframes mellow-enhance-spin {
    to {
        transform: rotate(360deg);
    }
}

.article__content .mellow-enhance-mermaid__loading {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    color: var(--mellow-enhance-muted);
    font-size: 0.84rem;
}

.article__content .mellow-enhance-mermaid__diagram svg {
    position: relative;
    z-index: 1;
    display: block;
    width: auto;
    max-width: 100%;
    height: auto;
    margin: auto;
}

.article__content .mellow-enhance-mermaid.is-mellow-themed .mellow-enhance-mermaid__diagram svg {
    font-family: inherit !important;
}

.article__content .mellow-enhance-mermaid.is-mellow-themed .mellow-enhance-mermaid__diagram svg text,
.article__content .mellow-enhance-mermaid.is-mellow-themed .mellow-enhance-mermaid__diagram svg .label {
    font-family: inherit !important;
}

/* Material 3 flat surfaces: neither the component shell nor rendered content
 * introduces elevation, glow or text effects. */
.article__content .mellow-enhance-math *,
.article__content .mellow-enhance-mermaid * {
    box-shadow: none !important;
    filter: none !important;
    text-shadow: none !important;
}

.article__content .mellow-enhance-mermaid.has-error .mellow-enhance-mermaid__diagram {
    min-height: 0;
    place-items: stretch;
    gap: 0.45rem;
    color: var(--mellow-enhance-muted);
}

.article__content .mellow-enhance-mermaid.has-error .mellow-enhance-mermaid__diagram > strong {
    color: var(--mellow-enhance-text);
    font-size: 0.95rem;
}

.article__content .mellow-enhance-mermaid.has-error .mellow-enhance-mermaid__diagram > span {
    font-size: 0.82rem;
}

.article__content .mellow-enhance-mermaid.has-error .mellow-enhance-mermaid__diagram > code {
    display: block;
    max-height: 16rem;
    margin-top: 0.4rem;
    padding: 0.8rem 0.9rem;
    overflow: auto;
    border-radius: var(--shape-corner-medium, 12px);
    color: #d4d4d4;
    background: var(--codeblock-bg, #1e1e1e);
    font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
    font-size: 0.8rem;
    line-height: 1.55;
    white-space: pre;
}

@media (max-width: 640px) {
    .article__content .mellow-enhance-math--display {
        margin-inline: -0.2rem;
        padding: 0.9rem 0.75rem;
    }

    .article__content .mellow-enhance-math .katex {
        font-size: 0.98em;
    }

    .article__content .mellow-enhance-mermaid {
        margin-inline: -0.2rem;
        border-radius: var(--shape-corner-medium, 12px);
    }

    .article__content .mellow-enhance-mermaid__toolbar {
        min-height: 2.7rem;
        gap: 0.4rem;
        padding: 0.3rem 0.35rem 0.3rem 0.7rem;
    }

    .article__content .mellow-enhance-mermaid__view,
    .article__content .mellow-enhance-mermaid__copy {
        min-height: 1.9rem;
        padding-inline: 0.55rem;
        font-size: 0.7rem;
    }

    .article__content .mellow-enhance-mermaid__diagram {
        min-height: 150px;
        padding: 0.85rem 0.7rem;
    }

    .article__content .mellow-enhance-mermaid__source-code {
        padding: 0.85rem 0.8rem 1rem;
        font-size: 0.8rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .article__content .mellow-enhance-mermaid.is-loading .mellow-enhance-mermaid__progress {
        animation: none;
    }
}

@media print {
    .article__content .mellow-enhance-math--display,
    .article__content .mellow-enhance-mermaid {
        break-inside: avoid;
        border-color: #bbb;
        background: #fff;
        box-shadow: none;
    }

    .article__content .mellow-enhance-mermaid__views,
    .article__content .mellow-enhance-mermaid__copy,
    .article__content .mellow-enhance-mermaid__progress,
    .article__content .mellow-enhance-mermaid__source {
        display: none !important;
    }

    .article__content .mellow-enhance-mermaid__diagram {
        display: grid !important;
    }
}