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/* H2 标题：18px 加粗 */
.entry-content h2,
.site-content h2,
.single-post h2,
.page-content h2,
h2 {
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    margin: 1.8em 0 1em !important; /* 上下间距，适配多数主题排版 */
}

/* H3 标题：17px 中粗 */
.entry-content h3,
.site-content h3,
.single-post h3,
.page-content h3,
h3 {
    font-size: 17px !important;
    font-weight: 500 !important; /* 中粗基础权重，部分字体可改为 600 增强效果 */
    line-height: 1.6 !important;
    margin: 1.5em 0 0.9em !important;
}

/* H4 标题：16px 中粗 */
.entry-content h4,
.site-content h4,
.single-post h4,
.page-content h4,
h4 {
    font-size: 16px !important;
    font-weight: 500 !important; /* 中粗权重，与 H3 保持风格统一 */
    line-height: 1.6 !important;
    margin: 1.3em 0 0.8em !important;
}

/* 编辑器实时预览兼容（后台编辑时所见即所得） */
.editor-styles-wrapper h2 {
    font-size: 18px !important;
    font-weight: bold !important;
}
.editor-styles-wrapper h3 {
    font-size: 17px !important;
    font-weight: 500 !important;
}
.editor-styles-wrapper h4 {
    font-size: 16px !important;
    font-weight: 500 !important;
}/* End custom CSS */