pre.prettyprint {
    font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace;
    font-size: 14px;
    line-height: 1.6;
    border-radius: 8px;
    background-color: #282c34 !important;
    color: #abb2bf;
    box-sizing: border-box;
    width: 100%;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    margin: 1.5em 0;
    display: flex;
    flex-direction: column;
}

/* 顶部 Mac 风格 Header */
pre.prettyprint .pre-head {
    width: 100%;
    height: 40px;
    padding: 0 16px;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #21252b !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 10;
    flex-shrink: 0;
}

/* Mac 风格红黄绿圆点 */
pre.prettyprint .mac-dots {
    display: flex;
    gap: 8px;
    align-items: center;
}

pre.prettyprint .mac-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
}

pre.prettyprint .mac-dots .dot.red {
    background: #ff5f56;
}

pre.prettyprint .mac-dots .dot.yellow {
    background: #ffbd2e;
}

pre.prettyprint .mac-dots .dot.green {
    background: #27c93f;
}

/* 语言显示标签 */
pre.prettyprint .code-lang {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    color: #7a8190;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    user-select: none;
}

/* 包含代码和行号的可滚动区域 */
pre.prettyprint ol.linenums {
    width: 100%;
    overflow-x: auto;
    padding-left: 55px;
    /* 行号留白 */
    padding-top: 15px;
    /* 顶部代码起始间距 */
    padding-bottom: 15px;
    /* 底部滚动条间距 */
    box-sizing: border-box;
    margin: 0;
    list-style-type: none;
    flex-grow: 1;
}

/* 优雅的极客风滚动条 */
pre.prettyprint ol.linenums::-webkit-scrollbar {
    height: 8px;
    width: 8px;
}

pre.prettyprint ol.linenums::-webkit-scrollbar-track {
    background: transparent;
}

pre.prettyprint ol.linenums::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}

pre.prettyprint ol.linenums::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.25);
}

pre.prettyprint code {
    width: 100%;
    box-sizing: border-box;
    position: relative;
    border-radius: 0;
    display: block;
}

pre.prettyprint li {
    line-height: 1.6;
    color: #4b5263;
    /* 柔和的行号颜色 */
    padding-left: 14px;
    /* 行号与代码的间距 */
    border-left: 1px solid rgba(255, 255, 255, 0.05);
    /* 行号与代码的分隔线 */
}

/* 复制按钮样式优化 */
.copy-code {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    cursor: pointer;
    color: #7a8190;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    font-size: 13px;
    transition: all 0.2s ease;
    user-select: none;
}

.copy-code:hover {
    background: rgba(255, 255, 255, 0.15);
    color: #ffffff;
}

.copy-code.clicked {
    background: #27c93f;
    color: #fff;
}

/* 底部展开遮罩和按钮 */
pre.prettyprint .pre-expand-overlay {
    width: 100%;
    height: 80px;
    margin-top: -80px;
    background: linear-gradient(to bottom, rgba(40, 44, 52, 0), rgba(40, 44, 52, 1));
    z-index: 8;
    pointer-events: none;
    flex-shrink: 0;
}

pre.prettyprint .pre-expand {
    cursor: pointer;
    z-index: 9;
    width: 100%;
    padding: 12px 5px;
    box-sizing: border-box;
    text-align: center;
    color: #61afef;
    font-size: 14px;
    font-weight: 500;
    background: rgba(40, 44, 52, 0.95);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    transition: background 0.2s, color 0.2s;
    user-select: none;
    flex-shrink: 0;
}

pre.prettyprint .pre-expand i {
    margin-right: 4px;
}

pre.prettyprint .pre-expand:hover {
    color: #fff;
    background: #2c323c;
}

.code {
    width: 90%;
    border: 1px solid #888;
}

/* Atom One Dark 语法高亮配色体系 */
.pln {
    color: #abb2bf;
}

/* 普通文本 */
.str {
    color: #98c379;
}

/* 字符串 */
.kwd {
    color: #c678dd;
    font-weight: bold;
}

/* 关键字 */
.com {
    color: #5c6370;
    font-style: italic;
}

/* 注释 */
.typ {
    color: #e5c07b;
}

/* 类型/类名 */
.lit {
    color: #d19a66;
}

/* 字面量/数字/布尔值 */
.pun,
.opn,
.clo {
    color: #abb2bf;
}

/* 标点/括号 */
.tag {
    color: #e06c75;
}

/* HTML/XML 标签 */
.atn {
    color: #d19a66;
}

/* 属性名 */
.atv {
    color: #98c379;
}

/* 属性值 */
.dec,
.var {
    color: #e06c75;
}

/* 声明/变量 */
.fun {
    color: #61afef;
}

/* 函数调用 */