/* HTML内容展示组件样式 */
.html-content-display {
    background-color: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 16px;
    font-size: 14px;
    line-height: 1.6;
    color: #1f2937;
    margin: 0;
    word-wrap: break-word;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    overflow-x: auto;
}

/* HTML元素样式 */
.html-content-display h1,
.html-content-display h2,
.html-content-display h3,
.html-content-display h4,
.html-content-display h5,
.html-content-display h6 {
    margin: 16px 0 8px 0;
    font-weight: 600;
    line-height: 1.4;
}

.html-content-display h1 { font-size: 1.5em; }
.html-content-display h2 { font-size: 1.3em; }
.html-content-display h3 { font-size: 1.2em; }
.html-content-display h4 { font-size: 1.1em; }
.html-content-display h5 { font-size: 1em; }
.html-content-display h6 { font-size: 0.9em; }

.html-content-display p {
    margin: 8px 0;
}

.html-content-display ul,
.html-content-display ol {
    margin: 8px 0;
    padding-left: 20px;
}

.html-content-display li {
    margin: 4px 0;
}

.html-content-display blockquote {
    margin: 12px 0;
    padding: 8px 16px;
    border-left: 4px solid #d1d5db;
    background-color: #f3f4f6;
    font-style: italic;
}

/* 代码块样式优化 - 集成highlight.js */
.html-content-display pre {
    background-color: #0d1117;
    border: 1px solid #30363d;
    border-radius: 8px;
    padding: 16px;
    overflow-x: auto;
    margin: 16px 0;
    position: relative;
    font-family: 'SFMono-Regular', 'Consolas', 'Liberation Mono', 'Menlo', 'Monaco', 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.45;
}

.html-content-display pre code {
    background-color: transparent;
    padding: 0;
    color: inherit;
    border-radius: 0;
    font-size: inherit;
    white-space: pre;
    word-wrap: normal;
}

/* highlight.js 主题覆盖 - 暗色主题 */
.html-content-display .hljs {
    background: #0d1117 !important;
    color: #c9d1d9 !important;
    padding: 0;
}

/* 代码块语言标签 */
.html-content-display pre[class*="language-"]::before,
.html-content-display pre[class*="hljs-"]::before {
    content: attr(class);
    position: absolute;
    top: 8px;
    right: 12px;
    font-size: 11px;
    color: #8b949e;
    text-transform: uppercase;
    font-weight: 500;
    background: rgba(13, 17, 23, 0.8);
    padding: 2px 6px;
    border-radius: 3px;
    border: 1px solid #30363d;
}

/* 行内代码样式 */
.html-content-display code:not(pre code) {
    background-color: rgba(175, 184, 193, 0.2);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'SFMono-Regular', 'Consolas', 'Liberation Mono', 'Menlo', 'Monaco', 'Courier New', monospace;
    font-size: 0.85em;
    color: #e83e8c;
    border: 1px solid rgba(175, 184, 193, 0.15);
}

/* 代码块复制按钮样式 */
.html-content-display .code-block-wrapper {
    position: relative;
}

.html-content-display .copy-code-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: #21262d;
    border: 1px solid #30363d;
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 11px;
    color: #8b949e;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.html-content-display .code-block-wrapper:hover .copy-code-btn {
    opacity: 1;
}

.html-content-display .copy-code-btn:hover {
    background: #30363d;
    color: #c9d1d9;
}

/* 深色主题代码块 */
.html-content-display.theme-dark pre {
    background-color: #0d1117;
    border-color: #30363d;
}

.html-content-display.theme-dark .hljs {
    background: #0d1117 !important;
    color: #c9d1d9 !important;
}

.html-content-display.theme-dark code:not(pre code) {
    background-color: rgba(110, 118, 129, 0.4);
    color: #f97583;
    border-color: rgba(110, 118, 129, 0.2);
}

.html-content-display strong {
    font-weight: 600;
}

.html-content-display em {
    font-style: italic;
}

.html-content-display a {
    color: #3b82f6;
    text-decoration: underline;
}

.html-content-display a:hover {
    color: #1d4ed8;
}

.html-content-display hr {
    border: none;
    border-top: 1px solid #e5e7eb;
    margin: 16px 0;
}

/* 表格样式增强 */
.html-content-display table {
    border-collapse: collapse;
    width: 100%;
    margin: 16px 0;
    background-color: #ffffff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    font-size: 14px;
}

.html-content-display th,
.html-content-display td {
    border: 1px solid #e5e7eb;
    padding: 12px 16px;
    text-align: left;
    vertical-align: top;
    transition: background-color 0.2s ease;
}

.html-content-display th {
    background-color: #f8fafc;
    font-weight: 600;
    color: #374151;
    border-bottom: 2px solid #d1d5db;
    position: sticky;
    top: 0;
    z-index: 1;
}

/* 斑马纹效果 */
.html-content-display tbody tr:nth-child(even) {
    background-color: #f9fafb;
}

.html-content-display tbody tr:nth-child(odd) {
    background-color: #ffffff;
}

/* 悬停效果 */
.html-content-display tbody tr:hover {
    background-color: #f3f4f6 !important;
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.html-content-display tbody tr:hover td {
    border-color: #d1d5db;
}

/* 表格边框优化 */
.html-content-display table th:first-child,
.html-content-display table td:first-child {
    border-left: none;
}

.html-content-display table th:last-child,
.html-content-display table td:last-child {
    border-right: none;
}

.html-content-display table tr:first-child th {
    border-top: none;
}

.html-content-display table tr:last-child td {
    border-bottom: none;
}

/* 表格响应式设计 */
@media (max-width: 768px) {
    .html-content-display table {
        font-size: 12px;
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
    
    .html-content-display th,
    .html-content-display td {
        padding: 8px 12px;
        min-width: 120px;
    }
}

/* 深色主题表格 */
.html-content-display.theme-dark table {
    background-color: #1f2937;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.html-content-display.theme-dark th {
    background-color: #374151;
    color: #f9fafb;
    border-bottom-color: #4b5563;
}

.html-content-display.theme-dark tbody tr:nth-child(even) {
    background-color: #374151;
}

.html-content-display.theme-dark tbody tr:nth-child(odd) {
    background-color: #1f2937;
}

.html-content-display.theme-dark tbody tr:hover {
    background-color: #4b5563 !important;
}

.html-content-display.theme-dark th,
.html-content-display.theme-dark td {
    border-color: #4b5563;
}

.html-content-display.theme-dark tbody tr:hover td {
    border-color: #6b7280;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .html-content-display {
        padding: 12px;
        font-size: 13px;
    }

    .html-content-display h1 { font-size: 1.3em; }
    .html-content-display h2 { font-size: 1.2em; }
    .html-content-display h3 { font-size: 1.1em; }
    .html-content-display h4 { font-size: 1em; }
    .html-content-display h5 { font-size: 0.9em; }
    .html-content-display h6 { font-size: 0.8em; }

    .html-content-display pre {
        padding: 8px;
    }

    .html-content-display th,
    .html-content-display td {
        padding: 6px 8px;
    }
}

@media (max-width: 480px) {
    .html-content-display {
        padding: 10px;
        font-size: 12px;
    }

    .html-content-display pre {
        padding: 6px;
    }

    .html-content-display th,
    .html-content-display td {
        padding: 4px 6px;
    }
}

/* 主题变体 */
.html-content-display.theme-light {
    background-color: #ffffff;
    border-color: #e5e7eb;
    color: #1f2937;
}

.html-content-display.theme-dark {
    background-color: #1f2937;
    border-color: #374151;
    color: #f9fafb;
}

.html-content-display.theme-dark blockquote {
    background-color: #374151;
    border-left-color: #6b7280;
}

.html-content-display.theme-dark code {
    background-color: #374151;
}

.html-content-display.theme-dark pre {
    background-color: #111827;
}

.html-content-display.theme-dark th {
    background-color: #374151;
}

.html-content-display.theme-dark th,
.html-content-display.theme-dark td {
    border-color: #4b5563;
}

/* 尺寸变体 */
.html-content-display.size-small {
    padding: 12px;
    font-size: 12px;
}

.html-content-display.size-large {
    padding: 20px;
    font-size: 16px;
}

/* 无边框变体 */
.html-content-display.borderless {
    border: none;
    background-color: transparent;
    padding: 0;
}

/* 更多Markdown元素样式支持 */

/* 任务列表样式 */
.html-content-display ul.task-list,
.html-content-display ol.task-list {
    list-style: none;
    padding-left: 0;
}

.html-content-display .task-list-item {
    display: flex;
    align-items: flex-start;
    margin: 6px 0;
    padding-left: 0;
}

.html-content-display .task-list-item-checkbox {
    margin-right: 8px;
    margin-top: 2px;
    flex-shrink: 0;
}

/* 键盘按键样式 */
.html-content-display kbd {
    background-color: #f7f7f7;
    border: 1px solid #ccc;
    border-bottom-color: #bbb;
    border-radius: 3px;
    box-shadow: inset 0 -1px 0 #bbb;
    color: #333;
    display: inline-block;
    font-family: 'SFMono-Regular', 'Consolas', 'Liberation Mono', 'Menlo', 'Monaco', 'Courier New', monospace;
    font-size: 0.85em;
    font-weight: 700;
    line-height: 1;
    padding: 2px 4px;
    white-space: nowrap;
}

/* 标记/高亮文本样式 */
.html-content-display mark {
    background-color: #fff3cd;
    color: #856404;
    padding: 2px 4px;
    border-radius: 2px;
}

/* 删除线样式 */
.html-content-display del,
.html-content-display s {
    color: #6c757d;
    text-decoration: line-through;
}

/* 下划线样式 */
.html-content-display ins,
.html-content-display u {
    color: #198754;
    text-decoration: underline;
    text-decoration-color: #198754;
}

/* 上标和下标样式 */
.html-content-display sup,
.html-content-display sub {
    font-size: 0.75em;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
}

.html-content-display sup {
    top: -0.5em;
}

.html-content-display sub {
    bottom: -0.25em;
}

/* 缩写样式 */
.html-content-display abbr[title] {
    border-bottom: 1px dotted #6c757d;
    cursor: help;
    text-decoration: none;
}

/* 定义列表样式 */
.html-content-display dl {
    margin: 12px 0;
}

.html-content-display dt {
    font-weight: 600;
    margin-top: 12px;
    margin-bottom: 4px;
}

.html-content-display dd {
    margin-left: 20px;
    margin-bottom: 8px;
    color: #6c757d;
}

/* 详情/摘要样式 */
.html-content-display details {
    margin: 12px 0;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    padding: 12px;
    background-color: #f9fafb;
}

.html-content-display summary {
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 8px;
    padding: 4px 0;
    border-bottom: 1px solid #e5e7eb;
}

.html-content-display summary:hover {
    color: #3b82f6;
}

.html-content-display details[open] summary {
    margin-bottom: 12px;
}

/* 图片样式优化 */
.html-content-display img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin: 12px 0;
    display: block;
}

.html-content-display img.inline {
    display: inline;
    margin: 0 4px;
    box-shadow: none;
    border-radius: 3px;
}

/* 图片标题样式 */
.html-content-display figure {
    margin: 16px 0;
    text-align: center;
}

.html-content-display figcaption {
    font-size: 0.9em;
    color: #6c757d;
    font-style: italic;
    margin-top: 8px;
    padding: 0 16px;
}

/* 警告框样式 */
.html-content-display .alert {
    padding: 12px 16px;
    margin: 16px 0;
    border-radius: 6px;
    border-left: 4px solid;
}

.html-content-display .alert-info {
    background-color: #e7f3ff;
    border-left-color: #3b82f6;
    color: #1e40af;
}

.html-content-display .alert-warning {
    background-color: #fff8e1;
    border-left-color: #f59e0b;
    color: #92400e;
}

.html-content-display .alert-danger {
    background-color: #fef2f2;
    border-left-color: #ef4444;
    color: #dc2626;
}

.html-content-display .alert-success {
    background-color: #f0fdf4;
    border-left-color: #10b981;
    color: #059669;
}

/* 深色主题的额外样式 */
.html-content-display.theme-dark kbd {
    background-color: #374151;
    border-color: #4b5563;
    border-bottom-color: #6b7280;
    box-shadow: inset 0 -1px 0 #6b7280;
    color: #f9fafb;
}

.html-content-display.theme-dark mark {
    background-color: #451a03;
    color: #fbbf24;
}

.html-content-display.theme-dark details {
    background-color: #374151;
    border-color: #4b5563;
}

.html-content-display.theme-dark summary {
    border-bottom-color: #4b5563;
}

.html-content-display.theme-dark .alert-info {
    background-color: #1e3a8a;
    color: #93c5fd;
}

.html-content-display.theme-dark .alert-warning {
    background-color: #92400e;
    color: #fbbf24;
}

.html-content-display.theme-dark .alert-danger {
    background-color: #991b1b;
    color: #fca5a5;
}

.html-content-display.theme-dark .alert-success {
    background-color: #065f46;
    color: #6ee7b7;
}