/* ========================================
   文章详情页样式 - 科技暗黑风格
   ======================================== */

/* 面包屑导航 */
.breadcrumb {
    padding: 1rem 0;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border-color);
}

.breadcrumb .container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-gray);
}

.breadcrumb a {
    color: var(--accent-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--text-light);
}

.breadcrumb i {
    font-size: 0.8rem;
    opacity: 0.5;
}

/* 文章容器 */
.article-container {
    padding: 3rem 0;
}

.article-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.article-title {
    font-size: 2.5rem;
    margin: 1rem 0;
    line-height: 1.3;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    font-size: 0.95rem;
    color: var(--text-gray);
}

.article-cover {
    margin: 2rem 0;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.article-cover img {
    width: 100%;
    height: auto;
    display: block;
}

/* 文章内容 */
.article-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-light);
}

.article-content h2,
.article-content h3 {
    margin: 2rem 0 1rem;
    color: var(--accent-color);
}

.article-content p {
    margin-bottom: 1.5rem;
}

.article-content img {
    max-width: 100%;
    border-radius: 10px;
    margin: 1.5rem 0;
}

/* 文章标签 */
.article-tags {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
    margin: 3rem 0;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.tag {
    padding: 0.4rem 1rem;
    background: rgba(0, 198, 255, 0.1);
    border: 1px solid rgba(0, 198, 255, 0.3);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--accent-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.tag:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
}

/* 分享功能 */
.article-share {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 2rem;
    margin: 3rem 0;
    text-align: center;
}

.article-share h4 {
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.share-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.share-btn {
    padding: 0.6rem 1.2rem;
    border: 1px solid var(--border-color);
    border-radius: 25px;
    background: transparent;
    color: var(--text-light);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.share-btn.wechat:hover {
    background: #07c160;
    border-color: #07c160;
}

.share-btn.weibo:hover {
    background: #ff8200;
    border-color: #ff8200;
}

.share-btn.link:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

/* 相关推荐 */
.related-news {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border-color);
}

.related-news h3 {
    margin-bottom: 2rem;
    text-align: center;
    color: var(--accent-color);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.related-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    overflow: hidden;
    text-decoration: none;
    transition: all 0.3s ease;
}

.related-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 15px 30px rgba(74, 0, 224, 0.2);
}

.related-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
}

.related-card h4 {
    padding: 1rem;
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.4;
}

.related-card span {
    padding: 0 1rem 1rem;
    font-size: 0.85rem;
    color: var(--text-gray);
    display: block;
}

/* 响应式 */
@media (max-width: 768px) {
    .article-title {
        font-size: 2rem;
    }

    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .share-buttons {
        flex-wrap: wrap;
    }

    .related-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .article-title {
        font-size: 1.5rem;
    }

    .article-content {
        font-size: 1rem;
    }
}

/* ========================================
   代码块样式 (Code Blocks) - 修复版
   ======================================== */

/* 代码块容器 */
.article-content pre {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin: 1.5rem 0;
    overflow-x: auto;
    overflow-y: visible; /* 改为 visible，避免裁剪伪元素 */
    position: relative; /* 明确建立定位上下文 */
    font-family: 'Fira Code', 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.95rem;
    line-height: 1.5;
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.2);
    /* 为语言标签预留空间 */
    padding: 2.5rem 1.5rem 1.5rem;
}

/* 代码块语言标签 - 修复定位 */
.article-content pre::before {
    content: attr(data-language);
    position: absolute;
    top: 0; /* 改为贴在顶部 */
    right: 1rem;
    background: var(--gradient-accent);
    color: white;
    padding: 0.3rem 0.8rem; /* 略微增加上下内边距 */
    border-radius: 0 0 5px 5px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    z-index: 1; /* 确保在最上层 */
    line-height: 1; /* 确保行高不异常 */
}

/* 代码块内部文本 */
.article-content pre code {
    color: var(--text-light);
    display: block;
    white-space: pre;
    word-wrap: normal;
    overflow-x: auto;
    padding: 0; /* 移除多余内边距 */
}

/* 行内代码 */
.article-content p code,
.article-content li code {
    background: rgba(0, 198, 255, 0.1);
    border: 1px solid rgba(0, 198, 255, 0.2);
    border-radius: 4px;
    padding: 0.2rem 0.4rem;
    font-family: 'Fira Code', 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.9em;
    color: var(--accent-color);
}

/* 代码块滚动条样式 */
.article-content pre::-webkit-scrollbar {
    height: 8px;
}

.article-content pre::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 4px;
}

.article-content pre::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 4px;
}

/* 暗色模式下的语法高亮基础样式 */
.article-content .keyword { color: #ff79c6; }
.article-content .string { color: #f1fa8c; }
.article-content .comment { color: #6272a4; }
.article-content .function { color: #50fa7b; }
.article-content .number { color: #bd93f9; }

/* 响应式代码块 */
@media (max-width: 768px) {
    .article-content pre {
        font-size: 0.85rem;
        border-radius: 6px;
        margin: 1rem -1rem;
        /* 移动端同样预留空间 */
        padding: 2.2rem 1.2rem 1.2rem;
    }

    .article-content pre::before {
        right: 0.5rem;
        padding: 0.25rem 0.6rem;
        font-size: 0.7rem;
    }
}

@media (max-width: 480px) {
    .article-content pre {
        font-size: 0.8rem;
        overflow-x: scroll;
        -webkit-overflow-scrolling: touch;
        padding: 2rem 1rem 1rem;
    }
}

/* ========================================
   文章内嵌表格样式 - 增强版
======================================== */

/* 基础表格样式 */
.article-content table {
  width: 100%;
  margin: 24px 0;
  border-collapse: separate;
  border-spacing: 0;
  background: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  font-size: 15px;
  line-height: 1.6;
}

/* 表头样式 */
.article-content thead {
  background: linear-gradient(135deg, #4a00e0, #8e2de2); /* 渐变背景 */
  color: #ffffff;
}

.article-content th {
  padding: 16px 20px;
  text-align: left;
  font-weight: 600;
  font-size: 16px;
  border-bottom: 2px solid rgba(255, 255, 255, 0.2);
}

/* 单元格样式 */
.article-content td {
  padding: 14px 20px;
  border-bottom: 1px solid #eef2f7;
  color: #2d3748;
}

/* 斑马纹效果 */
.article-content tbody tr:nth-child(even) {
  background-color: #f8fafc;
}

/* 悬停效果 */
.article-content tbody tr:hover {
  background-color: #f0f7ff;
  transform: translateY(-1px);
  transition: all 0.2s ease;
}

/* 最后一行去除底边框 */
.article-content tbody tr:last-child td {
  border-bottom: none;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .article-content table {
    font-size: 14px;
    border-radius: 8px;
  }

  .article-content th,
  .article-content td {
    padding: 12px 14px;
  }

  /* 小屏幕横向滚动 */
  .article-content {
    overflow-x: auto;
  }

  .article-content table {
    min-width: 600px; /* 确保表格不会过度压缩 */
  }
}

/* 针对您表格的具体优化 */
.article-content td:nth-child(3), /* AI辅助耗时列 */
.article-content td:nth-child(4) { /* 效率提升列 */
  font-weight: 600;
  color: #4a00e0;
}

/* 表头图标（如有需要） */
.article-content th .sort-icon {
  margin-left: 8px;
  opacity: 0.6;
}

/* =================== 详情页侧边栏适配 =================== */

/* 详情页主内容区域 */
.news-container .article-main {
    min-width: 0; /* 防止网格溢出 */
}

.news-content {
    margin-top: 80px;
}

/* 在移动端保持单栏 */
@media (max-width: 992px) {
    .news-content {
        margin-top: 40px;
    }

    .news-container .article-main {
        order: 1; /* 文章内容在上 */
    }

    .news-container .news-sidebar {
        order: 2; /* 侧边栏在下 */
    }
}

/* 优化文章内部图片显示 */
.article-main .article-content {
    max-width: 100%; /* 避免图片撑破容器 */
}

/* 相关推荐网格在小屏幕下调整 */
@media (max-width: 768px) {
    .article-main .related-grid {
        grid-template-columns: 1fr; /* 单列显示 */
    }
}

/* 引用标记样式 */
.citation-ref {
    font-size: 0.8em;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
    top: -0.5em;
    margin-left: 2px;
}

.citation-ref a {
    color: #0066cc;
    text-decoration: none;
}

.citation-ref a:hover {
    color: #0052a3;
    text-decoration: underline;
}

/* 参考文献列表样式 */
.citation-list {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid #e0e0e0;
}

.citation-list h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #333;
}

.citation-list ol {
    list-style: none;
    counter-reset: citation-counter;
    padding-left: 0;
}

.citation-list li {
    counter-increment: citation-counter;
    margin-bottom: 0.8rem;
    font-size: 0.9rem;
    line-height: 1.5;
}

.citation-list li::before {
    content: "[" counter(citation-counter) "]";
    margin-right: 0.5rem;
    color: #666;
    font-weight: bold;
}

.citation-list li a {
    color: #0066cc;
    text-decoration: none;
    word-break: break-all;
}

.citation-list li a:hover {
    text-decoration: underline;
}

.citation-backref {
    margin-left: 0.5rem;
    font-size: 0.8em;
    color: #999 !important;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .citation-list {
        margin-top: 3rem;
        padding-top: 1.5rem;
    }

    .citation-list h3 {
        font-size: 1.1rem;
    }
}

/* ========== 统一引用系统样式 - 推荐方案 ========== */

/* 引用标记 - 正文中的上标 */
.quote-ref {
    font-size: 0.75em;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
    top: -0.5em;
    margin-left: 3px;
}

.quote-ref a {
    display: inline-block;
    padding: 10px 6px;
    background: rgba(0, 198, 255, 0.1);
    border: 1px solid rgba(0, 198, 255, 0.3);
    border-radius: 4px;
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.quote-ref a:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 198, 255, 0.2);
}

/* 参考文献列表 - 底部完整列表 */
.quote-list {
    margin-top: 5rem;
    padding: 2.5rem 2rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.quote-list h3 {
    margin-bottom: 1.5rem;
    color: var(--accent-color);
    font-size: 1.3rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quote-list h3::before {
    content: "📚";
    font-size: 1.2em;
}

.quote-list ol {
    list-style: none;
    counter-reset: quote-counter;
    padding-left: 0;
    margin: 0;
}

.quote-list li {
    counter-increment: quote-counter;
    margin-bottom: 1rem;
    padding: 1rem 1.2rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.9rem;
    line-height: 1.6;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.quote-list li:hover {
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.quote-list li::before {
    content: "[" counter(quote-counter) "]";
    color: var(--accent-color);
    font-weight: 700;
    font-size: 0.85rem;
    min-width: 28px; /* 保持对齐 */
}

/* 外部链接样式 */
.quote-list li a[href^="http"] {
    color: var(--text-light);
    text-decoration: none;
    word-break: break-all;
    flex: 1;
    padding: 0.3rem 0.5rem;
    border-radius: 4px;
    transition: all 0.3s ease;
    border-bottom: 2px solid transparent;
}

.quote-list li a[href^="http"]:hover {
    color: var(--accent-color);
    background: rgba(0, 198, 255, 0.1);
    border-bottom-color: var(--accent-color);
}

/* 新窗口提示图标 */
.quote-list li a[href^="http"]::after {
    content: "↗";
    margin-left: 4px;
    font-size: 0.8em;
    opacity: 0.6;
    transition: opacity 0.3s;
}

.quote-list li a[href^="http"]:hover::after {
    opacity: 1;
}

/* 返回引用按钮 */
.quote-backref {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white !important;
    text-decoration: none !important;
    font-size: 0.8em;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
    padding: 0 !important;
    border: none !important;
}

.quote-backref:hover {
    background: var(--accent-color);
    transform: scale(1.15) translateY(-1px) !important;
    box-shadow: 0 4px 8px rgba(0, 198, 255, 0.3);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .quote-list {
        margin-top: 3rem;
        padding: 1.5rem 1rem;
    }

    .quote-list li {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .quote-backref {
        align-self: flex-end;
        margin-top: 0.5rem;
    }
}