/* 主题正文内容样式，发布正文和编辑器预览共用。 */
.msx-content {
    --content-image-inline-gap: 6px;
    --topic-detail-image-default-width: 25%;

    color: var(--color-body);
    line-height: 1.75;
    overflow-wrap: anywhere;
}

.theme-topic-detail-body.msx-content {
    color: var(--color-ink);
    font-size: 17px;
    line-height: 1.85;
}

.msx-content :is(p, h2, h3):first-child {
    margin-top: 0;
}

.msx-content :is(p, h2, h3):last-child {
    margin-bottom: 0;
}

.msx-content .content-heading {
    color: var(--color-ink);
    font-weight: 650;
    letter-spacing: 0;
    line-height: 1.35;
}

.msx-content .content-heading-h2 {
    margin: 26px 0 10px;
    font-size: 22px;
}

.msx-content .content-heading-h3 {
    margin: 20px 0 8px;
    font-size: 18px;
}

.msx-content a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.msx-content span[style*="background-color"] {
    color: #292524;
    border-radius: 3px;
    padding: 0 0.12em;
    -webkit-box-decoration-break: clone;
    box-decoration-break: clone;
}

.msx-content .content-image {
    display: inline-block;
    box-sizing: border-box;
    max-width: 100%;
    max-height: 720px;
    margin: 6px 0;
    padding-right: var(--content-image-inline-gap);
    border: 0;
    border-radius: var(--radius-md);
    object-fit: contain;
    vertical-align: top;
}

.theme-topic-detail-body .content-image:not([style]) {
    width: var(--topic-detail-image-default-width);
    aspect-ratio: 1 / 1;
    height: auto;
    max-height: none;
    object-fit: cover;
    object-position: center;
}

@media (max-width: 720px) {
    .theme-topic-detail-body.msx-content {
        --topic-detail-image-default-width: 50%;
    }
}

.msx-content .content-video,
.msx-content .content-audio {
    display: block;
    width: 100%;
    max-width: 100%;
    margin: 12px 0;
}

.msx-content .content-video {
    max-height: 520px;
    border-radius: var(--radius-md);
    background: var(--color-surface-strong);
}

.msx-content .content-code {
    position: relative;
    box-sizing: border-box;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    margin: 12px 0;
    padding: 42px 16px 14px;
    overflow: auto;
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-md);
    background: color-mix(in srgb, var(--color-primary) 5%, var(--color-surface));
    color: var(--color-ink);
    contain: inline-size;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    font-size: 13px;
    line-height: 1.7;
    tab-size: 4;
    white-space: pre;
}

.msx-content .content-code-frame {
    position: relative;
    margin: 12px 0;
}

.msx-content .content-code-frame .content-code {
    margin: 0;
}

.msx-content .content-code::before {
    content: "示例代码";
    position: absolute;
    top: 14px;
    left: 16px;
    color: var(--color-muted);
    font-family: inherit;
    font-size: 12px;
    line-height: 1;
    pointer-events: none;
}

.msx-content .content-code[data-lang]:not([data-lang=""])::before {
    content: attr(data-lang);
}

.msx-content .content-code code {
    display: block;
    width: max-content;
    min-width: 100%;
    outline: 0;
}

.msx-content .content-code.is-collapsible {
    max-height: var(--content-code-collapse-height, 220px);
    padding-right: 52px;
    padding-bottom: 28px;
    overflow-x: auto;
    overflow-y: hidden;
}

.msx-content .content-code.is-collapsible::after {
    content: "";
    position: sticky;
    right: 0;
    bottom: 0;
    left: 0;
    display: block;
    width: 100%;
    height: 44px;
    margin-top: -44px;
    background: linear-gradient(to bottom, transparent, color-mix(in srgb, var(--color-primary) 5%, var(--color-surface)));
    pointer-events: none;
}

.msx-content .content-code.is-expanded {
    max-height: min(72vh, 720px);
    padding-bottom: 28px;
    overflow: auto;
}

.msx-content .content-code.is-expanded::after {
    display: none;
}

.msx-content .content-code-toggle {
    appearance: none;
    position: absolute;
    z-index: 3;
    top: 12px;
    right: 0;
    bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    border: 0;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    background: transparent;
    color: var(--color-muted);
    padding: 8px 0;
    font: 500 12px/1 sans-serif;
    cursor: pointer;
    letter-spacing: 0.12em;
    text-align: center;
    text-orientation: upright;
    writing-mode: vertical-rl;
}

.msx-content .content-code-toggle:hover,
.msx-content .content-code-toggle:focus-visible {
    background: color-mix(in srgb, var(--color-primary) 8%, transparent);
    color: var(--color-ink);
    outline: 0;
}

.msx-content .content-table-wrap {
    position: relative;
    box-sizing: border-box;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    margin: 12px 0;
    overflow-x: auto;
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    contain: inline-size;
}

.msx-content .content-table {
    width: 100%;
    min-width: 360px;
    border-collapse: separate;
    border-spacing: 0;
    color: var(--color-body);
    font-size: 14px;
    line-height: 1.6;
}

.msx-content .content-table td {
    min-width: 88px;
    padding: 10px 12px;
    border-right: 1px solid var(--color-hairline);
    border-bottom: 1px solid var(--color-hairline);
    vertical-align: top;
}

.msx-content .content-table tr:first-child td {
    background: color-mix(in srgb, var(--color-primary) 5%, var(--color-surface));
}

.msx-content .content-table td:last-child {
    border-right: 0;
}

.msx-content .content-table tr:last-child td {
    border-bottom: 0;
}