/*
 * 优化文章页代码块样式
 * 基于 Prism.js + WP Githuber MD
 * 更新日期：2026-08-11
 */

/* ===== 代码块容器 ===== */
pre[class*=language-] {
    margin: 1.5rem 0;
    padding: 0;
    border-radius: 12px;
    overflow-x: auto;
    overflow-y: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 0, 0, 0.06);
    position: relative;
    max-width: 100%;
    width: 100%;
    display: block;
    -webkit-overflow-scrolling: touch; /* iOS 平滑滚动 */
}

/* 暗黑模式下的代码块容器 */
.dark pre[class*=language-] {
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* 文章内容容器内的代码块约束 */
.main-article pre[class*=language-],
#main-article pre[class*=language-] {
    max-width: 100%;
    width: 100%;
    overflow-x: auto !important;
}

/* main-content 容器内的代码块 - 关键修复 */
.main-content pre[class*=language-] {
    max-width: 100%;
    width: 100%;
    overflow-x: auto !important;
    box-sizing: border-box;
}

/* 父容器内的所有代码块 */
div pre[class*=language-],
article pre[class*=language-],
.content pre[class*=language-] {
    max-width: 100%;
    width: 100%;
    overflow-x: auto !important;
}

/* 移动端优化 */
@media (max-width: 768px) {
    pre[class*=language-] {
        border-radius: 8px;
        margin: 1rem 0;
    }
}

/* ===== 代码块内部 ===== */
pre[class*=language-] code {
    display: block;
    padding: 1.2rem 1.5rem;
    font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', 'Monaco', 'Andale Mono', monospace;
    font-size: 0.875rem;
    line-height: 1.7;
    overflow-x: auto;
    overflow-y: hidden;
    tab-size: 4;
    white-space: pre;
    word-break: normal;
    word-wrap: normal;
    min-width: 100%;
    width: fit-content; /* 根据内容自动调整宽度 */
    max-width: none; /* 不限制最大宽度，允许滚动 */
    box-sizing: border-box;
}

/* ===== 行内代码 ===== */
:not(pre) > code[class*=language-] {
    background: var(--theme-code-bg);
    color: var(--theme-code-text);
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    font-size: 0.9em;
    font-weight: 500;
}

/* ===== 代码工具栏 ===== */
div.code-toolbar {
    position: relative;
}

div.code-toolbar > .toolbar {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.03), transparent);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    min-width: 0; /* 防止flex子项溢出 */
    overflow: hidden;
}

/* 工具栏左侧：语言标签 */
div.code-toolbar > .toolbar > .toolbar-item:first-child {
    font-size: 0.75rem;
    color: var(--theme-text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
}

/* 工具栏右侧：按钮组 */
div.code-toolbar > .toolbar > .toolbar-item:not(:first-child) {
    margin-left: 0.5rem;
    flex-shrink: 0;
}

div.code-toolbar > .toolbar > .toolbar-item > a,
div.code-toolbar > .toolbar > .toolbar-item > button,
div.code-toolbar > .toolbar > .toolbar-item > span {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.35rem 0.65rem;
    font-size: 0.75rem;
    color: var(--theme-text-secondary);
    background: rgba(255, 255, 255, 0.8);
    border-radius: 6px;
    transition: all 0.2s ease;
    border: 1px solid rgba(0, 0, 0, 0.08);
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 暗黑模式工具栏按钮 */
.dark div.code-toolbar > .toolbar > .toolbar-item > a,
.dark div.code-toolbar > .toolbar > .toolbar-item > button,
.dark div.code-toolbar > .toolbar > .toolbar-item > span {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: rgba(255, 255, 255, 0.7);
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 工具栏按钮悬停 */
div.code-toolbar > .toolbar > .toolbar-item > a:hover,
div.code-toolbar > .toolbar > .toolbar-item > button:hover,
div.code-toolbar > .toolbar > .toolbar-item > span:hover {
    background: var(--theme-color);
    color: white;
    border-color: var(--theme-color);
    transform: translateY(-1px);
}

.dark div.code-toolbar > .toolbar > .toolbar-item > a:hover,
.dark div.code-toolbar > .toolbar > .toolbar-item > button:hover,
.dark div.code-toolbar > .toolbar > .toolbar-item > span:hover {
    background: var(--theme-color);
    color: white;
    border-color: var(--theme-color);
}

/* ===== 复制按钮样式 ===== */
.copy-to-clipboard-button {
    cursor: pointer;
    position: relative;
}

.copy-to-clipboard-button span {
    color: var(--theme-text-secondary) !important;
    font-size: 0.75rem;
}

.copy-to-clipboard-button:hover span {
    color: white !important;
}

/* 复制成功提示 */
.copy-to-clipboard-button.copied::after {
    content: '已复制！';
    position: absolute;
    top: calc(100% + 5px);
    right: 0;
    padding: 0.25rem 0.5rem;
    background: var(--theme-color);
    color: white;
    font-size: 0.7rem;
    border-radius: 4px;
    white-space: nowrap;
    animation: fadeInOut 2s ease;
}

@keyframes fadeInOut {
    0%, 100% { opacity: 0; }
    20%, 80% { opacity: 1; }
}

/* ===== 行号样式 ===== */
pre[class*=language-].line-numbers {
    padding-left: 3.5rem;
    padding-top: 3rem;
    padding-bottom: 1rem;
}

pre[class*=language-].line-numbers > code {
    padding-left: 0;
}

.line-numbers .line-numbers-rows {
    left: 0;
    width: 3rem;
    border-right: 1px solid rgba(0, 0, 0, 0.1);
    background: rgba(0, 0, 0, 0.02);
    padding: 3rem 0 1rem 0;
}

.dark .line-numbers .line-numbers-rows {
    background: rgba(255, 255, 255, 0.03);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.line-numbers-rows > span:before {
    color: var(--theme-text-mini-color);
    font-size: 0.8rem;
    padding-right: 1rem;
    text-align: right;
}

/* ===== 语法高亮优化 ===== */
/* 注释 */
.token.cdata,
.token.comment,
.token.doctype,
.token.prolog {
    color: #6a9955;
    font-style: italic;
}

/* 标点符号 */
.token.punctuation {
    color: #d4d4d4;
}

/* 属性名、选择器、字符串 */
.token.attr-name,
.token.builtin,
.token.char,
.token.inserted,
.token.selector,
.token.string {
    color: #ce9178;
}

/* CSS 字符串、实体、URL */
.language-css .token.string,
.style .token.string,
.token.entity,
.token.operator,
.token.url {
    color: #dcdcaa;
    background: transparent;
}

/* 属性值、关键字 */
.token.atrule,
.token.attr-value,
.token.keyword {
    color: #569cd6;
}

/* 类名、函数 */
.token.class-name,
.token.function {
    color: #dcdcaa;
}

/* 数字、布尔值、常量 */
.token.boolean,
.token.constant,
.token.deleted,
.token.number,
.token.property,
.token.symbol,
.token.tag {
    color: #b5cea8;
}

/* 正则表达式、变量 */
.token.important,
.token.regex,
.token.variable {
    color: #d16969;
}

/* 暗黑模式语法高亮优化 */
.dark .token.cdata,
.dark .token.comment,
.dark .token.doctype,
.dark .token.prolog {
    color: #6a9955;
}

.dark .token.punctuation {
    color: #d4d4d4;
}

.dark .token.attr-name,
.dark .token.builtin,
.dark .token.char,
.dark .token.inserted,
.dark .token.selector,
.dark .token.string {
    color: #ce9178;
}

.dark .language-css .token.string,
.dark .style .token.string,
.dark .token.entity,
.dark .token.operator,
.dark .token.url {
    color: #dcdcaa;
}

.dark .token.atrule,
.dark .token.attr-value,
.dark .token.keyword {
    color: #569cd6;
}

.dark .token.class-name,
.dark .token.function {
    color: #dcdcaa;
}

.dark .token.boolean,
.dark .token.constant,
.dark .token.deleted,
.dark .token.number,
.dark .token.property,
.dark .token.symbol,
.dark .token.tag {
    color: #b5cea8;
}

.dark .token.important,
.dark .token.regex,
.dark .token.variable {
    color: #d16969;
}

/* ===== 行高亮 ===== */
.line-highlight {
    background: rgba(255, 255, 0, 0.1);
    background: linear-gradient(to right, rgba(255, 255, 0, 0.15), transparent);
}

.dark .line-highlight {
    background: rgba(255, 255, 0, 0.08);
    background: linear-gradient(to right, rgba(255, 255, 0, 0.12), transparent);
}

/* ===== 行内颜色块 ===== */
span.inline-color-wrapper {
    height: 1.2em;
    width: 1.2em;
    margin: 0 0.2em;
}

/* ===== 代码块内选择文本 ===== */
code[class*=language-] ::-moz-selection,
code[class*=language-]::-moz-selection,
pre[class*=language-] ::-moz-selection,
pre[class*=language-]::-moz-selection {
    background: #264f78;
    color: white;
}

code[class*=language-] ::selection,
code[class*=language-]::selection,
pre[class*=language-] ::selection,
pre[class*=language-]::selection {
    background: #264f78;
    color: white;
}

/* ===== 响应式优化 ===== */
@media (max-width: 768px) {
    pre[class*=language-] {
        margin: 1rem 0;
        border-radius: 8px;
    }

    pre[class*=language-] code {
        padding: 1rem;
        font-size: 0.8rem;
    }

    pre[class*=language-].line-numbers {
        padding-left: 2.5rem;
    }

    .line-numbers .line-numbers-rows {
        width: 2rem;
    }

    div.code-toolbar > .toolbar {
        padding: 0 0.5rem;
    }

    div.code-toolbar > .toolbar > .toolbar-item > a,
    div.code-toolbar > .toolbar > .toolbar-item > button,
    div.code-toolbar > .toolbar > .toolbar-item > span {
        padding: 0.25rem 0.5rem;
        font-size: 0.7rem;
    }
}

/* ===== 打印优化 ===== */
@media print {
    pre[class*=language-] {
        box-shadow: none;
        border: 1px solid #ddd;
        white-space: pre-wrap;
    }

    div.code-toolbar > .toolbar {
        display: none;
    }
}

/* ===== 滚动条美化 ===== */
pre[class*=language-]::-webkit-scrollbar {
    height: 8px;
}

pre[class*=language-]::-webkit-scrollbar-track {
    background: transparent;
}

pre[class*=language-]::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
}

pre[class*=language-]::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.3);
}

.dark pre[class*=language-]::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
}

.dark pre[class*=language-]::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* ===== 动画效果 ===== */
pre[class*=language-] {
    transition: box-shadow 0.3s ease;
}

pre[class*=language-]:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.dark pre[class*=language-]:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

/* ===== 特殊代码块标记 ===== */
/* 给代码块添加文件名标记（如果有 data-filename 属性） */
pre[class*=language-][data-filename]:before {
    content: attr(data-filename);
    position: absolute;
    top: 40px;
    left: 0;
    padding: 0.25rem 1rem;
    background: rgba(0, 0, 0, 0.05);
    color: var(--theme-text-secondary);
    font-size: 0.75rem;
    font-family: inherit;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    border-right: 1px solid rgba(0, 0, 0, 0.1);
    border-top-right-radius: 8px;
    border-bottom-left-radius: 0;
    z-index: 1;
}

.dark pre[class*=language-][data-filename]:before {
    background: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

/* 如果有行号，调整文件名位置 */
pre[class*=language-].line-numbers[data-filename]:before {
    left: 3rem;
}