.markdown-body {
    font-size: 14px;
    line-height: 1.85;
    color: var(--text-main);
}

.markdown-body > *:first-child {
    margin-top: 0;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4 {
    font-family: "Songti SC", "Noto Serif SC", serif;
    color: var(--text-main);
    line-height: 1.45;
    font-weight: 500;
    letter-spacing: 0.02em;
}

.markdown-body h1 {
    font-size: 28px;
    margin: 1.7em 0 0.55em;
}

.markdown-body h2 {
    font-size: 22px;
    margin: 1.6em 0 0.55em;
}

.markdown-body h3 {
    font-size: 18px;
    margin: 1.35em 0 0.45em;
}

.markdown-body h4 {
    font-size: 15px;
    margin: 1.2em 0 0.4em;
}

.markdown-body p,
.markdown-body ul,
.markdown-body ol,
.markdown-body blockquote,
.markdown-body pre,
.markdown-body .table-wrapper {
    margin-bottom: 1.1em;
}

.markdown-body ul,
.markdown-body ol {
    padding-left: 1.5em;
}

.markdown-body li + li {
    margin-top: 0.4em;
}

.markdown-body strong {
    color: var(--text-main);
    font-weight: 500;
}

.markdown-body a {
    color: #5b534c;
    text-decoration: none;
    border-bottom: 1px dashed var(--border-color);
}

.markdown-body a:hover {
    color: var(--text-main);
    border-bottom-color: var(--text-sub);
}

.markdown-body code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.92em;
    background: #f5f5f4;
    border: 1px solid #ece7e2;
    border-radius: 6px;
    padding: 0.12em 0.4em;
}

.markdown-body pre {
    overflow-x: auto;
    padding: 18px 20px;
    border-radius: 10px;
    background: #1f1b18;
    border: 1px solid #302923;
    color: #f7f4f1;
}

.markdown-body pre code {
    background: transparent;
    border: none;
    color: inherit;
    padding: 0;
}

.markdown-body blockquote {
    border-left: 3px solid #cbd5e1;
    padding: 0.2em 0 0.2em 16px;
    color: var(--text-sub);
    background: rgba(241, 245, 249, 0.5);
    border-radius: 0 10px 10px 0;
}

.markdown-body img {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 1.4em auto;
}

.markdown-body .table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.markdown-body table {
    width: 100%;
    border-collapse: collapse;
    min-width: 420px;
}

.markdown-body th,
.markdown-body td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
    font-size: 13px;
}

.markdown-body th {
    background: #f7f5f2;
    color: var(--text-main);
    font-weight: 500;
}

@media (max-width: 640px) {
    .markdown-body {
        font-size: 13px;
        line-height: 1.8;
    }

    .markdown-body h1 {
        font-size: 24px;
    }

    .markdown-body h2 {
        font-size: 20px;
    }

    .markdown-body h3 {
        font-size: 17px;
    }

    .markdown-body pre {
        padding: 14px 16px;
        border-radius: 12px;
    }

    .markdown-body .table-wrapper {
        margin: 0 -4px 1.1em;
        border-radius: 10px;
    }

    .markdown-body th,
    .markdown-body td {
        padding: 10px 12px;
        font-size: 12px;
    }
}