/* Knowl 统一代码高亮（Prism.js） */

.knowl-main .content-body pre,
.knowl-main .content-body pre[class*="language-"],
.toastui-editor-contents pre,
.toastui-editor-contents pre[class*="language-"] {
    position: relative;
    background: #f6f8fa;
    border: 1px solid #e1e4e8;
    border-radius: 6px;
    padding: 16px 18px;
    overflow: auto;
    margin: 14px 0;
    max-width: 100%;
    box-sizing: border-box;
    -webkit-overflow-scrolling: touch;
    line-height: 1.6;
}

.knowl-main .content-body pre > code,
.knowl-main .content-body pre[class*="language-"] > code,
.toastui-editor-contents pre > code,
.toastui-editor-contents pre[class*="language-"] > code {
    display: block;
    background: transparent !important;
    border: 0 !important;
    color: #24292e;
    padding: 0;
    line-height: 1.6;
    margin: 0;
    overflow-x: auto;
    font-size: 13px;
    max-width: 100%;
    font-family: Consolas, Monaco, "Andale Mono", "Ubuntu Mono", monospace;
    white-space: pre;
    word-break: normal;
    overflow-wrap: normal;
}

.knowl-main .content-body :not(pre) > code,
.toastui-editor-contents :not(pre) > code {
    color: #c7254e;
    border: 1px solid #e1e4e8;
    background: #f6f8fa;
    padding: 2px 6px;
    margin: 0 3px;
    border-radius: 4px;
    font-size: 90%;
}

.knowl-main .content-body pre code.knowl-code-raw {
    white-space: pre;
    word-break: normal;
    overflow-wrap: normal;
}

.knowl-main .content-body pre[class*="language-"] .token,
.toastui-editor-contents pre[class*="language-"] .token {
    background: transparent;
}

.knowl-main .content-body .token.comment,
.knowl-main .content-body .token.prolog,
.knowl-main .content-body .token.doctype,
.knowl-main .content-body .token.cdata,
.toastui-editor-contents .token.comment,
.toastui-editor-contents .token.prolog,
.toastui-editor-contents .token.doctype,
.toastui-editor-contents .token.cdata {
    color: #6a737d;
    font-style: italic;
}

.knowl-main .content-body .token.punctuation,
.toastui-editor-contents .token.punctuation {
    color: #24292e;
}

.knowl-main .content-body .token.property,
.knowl-main .content-body .token.tag,
.knowl-main .content-body .token.boolean,
.knowl-main .content-body .token.number,
.knowl-main .content-body .token.constant,
.knowl-main .content-body .token.symbol,
.knowl-main .content-body .token.deleted,
.toastui-editor-contents .token.property,
.toastui-editor-contents .token.tag,
.toastui-editor-contents .token.boolean,
.toastui-editor-contents .token.number,
.toastui-editor-contents .token.constant,
.toastui-editor-contents .token.symbol,
.toastui-editor-contents .token.deleted {
    color: #005cc5;
}

.knowl-main .content-body .token.selector,
.knowl-main .content-body .token.attr-name,
.knowl-main .content-body .token.string,
.knowl-main .content-body .token.char,
.knowl-main .content-body .token.builtin,
.knowl-main .content-body .token.inserted,
.toastui-editor-contents .token.selector,
.toastui-editor-contents .token.attr-name,
.toastui-editor-contents .token.string,
.toastui-editor-contents .token.char,
.toastui-editor-contents .token.builtin,
.toastui-editor-contents .token.inserted {
    color: #032f62;
}

.knowl-main .content-body .token.operator,
.knowl-main .content-body .token.entity,
.knowl-main .content-body .token.url,
.toastui-editor-contents .token.operator,
.toastui-editor-contents .token.entity,
.toastui-editor-contents .token.url {
    color: #24292e;
}

.knowl-main .content-body .token.atrule,
.knowl-main .content-body .token.attr-value,
.knowl-main .content-body .token.keyword,
.toastui-editor-contents .token.atrule,
.toastui-editor-contents .token.attr-value,
.toastui-editor-contents .token.keyword {
    color: #d73a49;
    font-weight: 600;
}

.knowl-main .content-body .token.function,
.knowl-main .content-body .token.class-name,
.toastui-editor-contents .token.function,
.toastui-editor-contents .token.class-name {
    color: #6f42c1;
}

.knowl-main .content-body .token.regex,
.knowl-main .content-body .token.important,
.knowl-main .content-body .token.variable,
.toastui-editor-contents .token.regex,
.toastui-editor-contents .token.important,
.toastui-editor-contents .token.variable {
    color: #e36209;
}

.knowl-main .content-body .token.tag,
.toastui-editor-contents .token.tag {
    color: #22863a;
}

.knowl-main .content-body .token.attr-name,
.toastui-editor-contents .token.attr-name {
    color: #6f42c1;
}

/* 复制按钮（仅前台） */
.knowl-main .content-body pre.knowl-code-block .knowl-code-copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 4;
    margin: 0;
    padding: 6px 12px;
    min-height: 32px;
    font-size: 12px;
    line-height: 1.35;
    color: #57606a;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid #d0d7de;
    border-radius: 6px;
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(27, 31, 35, 0.08);
    -webkit-appearance: none;
    appearance: none;
    font-family: inherit;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s ease, background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
    pointer-events: none;
}

.knowl-main .content-body pre.knowl-code-block:hover .knowl-code-copy-btn,
.knowl-main .content-body pre.knowl-code-block:focus-within .knowl-code-copy-btn {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.knowl-main .content-body pre.knowl-code-block .knowl-code-copy-btn:hover {
    color: #24292e;
    background: #fff;
    border-color: #2563eb;
}

.knowl-main .content-body pre.knowl-code-block .knowl-code-copy-btn:focus-visible {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
}

/* 夜间模式 */
body.dark-mode .knowl-main .content-body pre,
body.dark-mode .knowl-main .content-body pre[class*="language-"],
body.dark-mode .toastui-editor-contents pre,
body.dark-mode .toastui-editor-contents pre[class*="language-"] {
    background: #161b22 !important;
    border-color: #30363d !important;
}

body.dark-mode .knowl-main .content-body pre > code,
body.dark-mode .knowl-main .content-body pre[class*="language-"] > code,
body.dark-mode .toastui-editor-contents pre > code,
body.dark-mode .toastui-editor-contents pre[class*="language-"] > code {
    color: #e6edf3 !important;
}

body.dark-mode .knowl-main .content-body :not(pre) > code,
body.dark-mode .toastui-editor-contents :not(pre) > code {
    color: #ff7b72;
    border-color: #30363d;
    background: #161b22;
}

body.dark-mode .knowl-main .content-body .token.comment,
body.dark-mode .knowl-main .content-body .token.prolog,
body.dark-mode .knowl-main .content-body .token.doctype,
body.dark-mode .knowl-main .content-body .token.cdata,
body.dark-mode .toastui-editor-contents .token.comment,
body.dark-mode .toastui-editor-contents .token.prolog,
body.dark-mode .toastui-editor-contents .token.doctype,
body.dark-mode .toastui-editor-contents .token.cdata {
    color: #8b949e !important;
}

body.dark-mode .knowl-main .content-body .token.punctuation,
body.dark-mode .toastui-editor-contents .token.punctuation {
    color: #e6edf3 !important;
}

body.dark-mode .knowl-main .content-body .token.property,
body.dark-mode .knowl-main .content-body .token.boolean,
body.dark-mode .knowl-main .content-body .token.number,
body.dark-mode .knowl-main .content-body .token.constant,
body.dark-mode .knowl-main .content-body .token.symbol,
body.dark-mode .toastui-editor-contents .token.property,
body.dark-mode .toastui-editor-contents .token.boolean,
body.dark-mode .toastui-editor-contents .token.number,
body.dark-mode .toastui-editor-contents .token.constant,
body.dark-mode .toastui-editor-contents .token.symbol {
    color: #79c0ff !important;
}

body.dark-mode .knowl-main .content-body .token.selector,
body.dark-mode .knowl-main .content-body .token.attr-name,
body.dark-mode .knowl-main .content-body .token.string,
body.dark-mode .knowl-main .content-body .token.char,
body.dark-mode .knowl-main .content-body .token.builtin,
body.dark-mode .knowl-main .content-body .token.inserted,
body.dark-mode .toastui-editor-contents .token.selector,
body.dark-mode .toastui-editor-contents .token.attr-name,
body.dark-mode .toastui-editor-contents .token.string,
body.dark-mode .toastui-editor-contents .token.char,
body.dark-mode .toastui-editor-contents .token.builtin,
body.dark-mode .toastui-editor-contents .token.inserted {
    color: #a5d6ff !important;
}

body.dark-mode .knowl-main .content-body .token.atrule,
body.dark-mode .knowl-main .content-body .token.attr-value,
body.dark-mode .knowl-main .content-body .token.keyword,
body.dark-mode .toastui-editor-contents .token.atrule,
body.dark-mode .toastui-editor-contents .token.attr-value,
body.dark-mode .toastui-editor-contents .token.keyword {
    color: #ff7b72 !important;
}

body.dark-mode .knowl-main .content-body .token.function,
body.dark-mode .knowl-main .content-body .token.class-name,
body.dark-mode .toastui-editor-contents .token.function,
body.dark-mode .toastui-editor-contents .token.class-name {
    color: #d2a8ff !important;
}

body.dark-mode .knowl-main .content-body .token.regex,
body.dark-mode .knowl-main .content-body .token.important,
body.dark-mode .knowl-main .content-body .token.variable,
body.dark-mode .toastui-editor-contents .token.regex,
body.dark-mode .toastui-editor-contents .token.important,
body.dark-mode .toastui-editor-contents .token.variable {
    color: #ffa657 !important;
}

body.dark-mode .knowl-main .content-body .token.tag,
body.dark-mode .toastui-editor-contents .token.tag {
    color: #7ee787 !important;
}

body.dark-mode .knowl-main .content-body pre.knowl-code-block .knowl-code-copy-btn {
    color: #c9d1d9;
    background: rgba(22, 27, 34, 0.95);
    border-color: #30363d;
}

body.dark-mode .knowl-main .content-body pre.knowl-code-block .knowl-code-copy-btn:hover {
    color: #e6edf3;
    background: #21262d;
    border-color: #3b82f6;
}

@media (max-width: 992px) {
    .knowl-main .content-body pre,
    .knowl-main .content-body pre[class*="language-"] {
        overflow-x: visible;
    }

    .knowl-main .content-body pre > code,
    .knowl-main .content-body pre[class*="language-"] > code {
        overflow-x: visible;
        white-space: pre-wrap;
        word-break: break-word;
    }

    .knowl-main .content-body pre code.knowl-code-raw {
        white-space: pre-wrap;
        word-break: break-word;
    }
}