/* ============================================================
   博客详情页公共样式
   引用方式：<link rel="stylesheet" href="/blog/css/blog-detail.css">
   ============================================================ */

/* Banner */
.blog-banner {
    background: linear-gradient(135deg, #1a3a5c 0%, #0d2137 100%);
    color: #fff;
    padding: 0;
    min-height: 320px;
    display: flex;
    align-items: center;
}
.blog-banner .container {
    max-width: 1200px;
    padding: 60px 20px 50px;
    width: 100%;
}
.blog-banner .banner-inner {
    max-width: 780px;
}
.blog-banner .banner-tags {
    margin-bottom: 16px;
}
.blog-banner .banner-title {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 16px;
    color: #fff;
}
.blog-banner .banner-summary {
    font-size: 1.1rem;
    opacity: 0.85;
    line-height: 1.7;
    margin-bottom: 20px;
}
.blog-banner .banner-meta {
    display: flex;
    gap: 24px;
    font-size: 0.9rem;
    opacity: 0.7;
}
.blog-banner .banner-meta i {
    margin-right: 5px;
}

/* 面包屑 */
.blog-banner .breadcrumb-nav {
    margin-bottom: 20px;
}
.blog-banner .breadcrumb {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0;
}
.blog-banner .breadcrumb li {
    font-size: 0.85rem;
    opacity: 0.7;
}
.blog-banner .breadcrumb li + li::before {
    content: "\203A";
    margin: 0 8px;
    opacity: 0.5;
}
.blog-banner .breadcrumb a {
    color: #fff;
    text-decoration: none;
    opacity: 0.8;
}
.blog-banner .breadcrumb a:hover {
    opacity: 1;
}
.blog-banner .breadcrumb .active {
    opacity: 0.6;
}

.case-tag {
    display: inline-block;
    background: rgba(255,255,255,0.15);
    color: #fff;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* 内容区 */
.blog-content-wrapper {
    background: #fff;
    padding: 0;
}
.blog-content-wrapper .container {
    max-width: 1200px;
    padding: 50px 20px 80px;
}
.blog-layout {
    display: flex;
    gap: 50px;
    align-items: flex-start;
}
.blog-main {
    flex: 1;
    min-width: 0;
    max-width: 780px;
}
.blog-sidebar {
    width: 280px;
    flex-shrink: 0;
    position: sticky;
    top: 90px;
}

/* 文章段落 */
.blog-section {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid #f0f0f0;
}
.blog-section:last-child {
    border-bottom: none;
}
.blog-section h2 {
    font-size: 1.6rem;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 3px solid #1a6dcc;
    display: inline-block;
}
.blog-section h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2c3e50;
    margin: 24px 0 12px;
}
.blog-section p {
    font-size: 1rem;
    line-height: 1.9;
    color: #444;
    margin-bottom: 14px;
}
.blog-section ul {
    padding-left: 20px;
    margin-bottom: 14px;
}
.blog-section li {
    font-size: 1rem;
    line-height: 1.9;
    color: #444;
    margin-bottom: 6px;
}

/* 引用块 */
.blog-quote {
    background: #f0f7ff;
    border-left: 4px solid #1a6dcc;
    padding: 18px 24px;
    border-radius: 0 8px 8px 0;
    margin: 20px 0;
    font-size: 0.95rem;
    color: #2c3e50;
    line-height: 1.7;
}

/* 表格（通用） */
.blog-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 0.95rem;
}
.blog-table th,
.blog-table td {
    border: 1px solid #e0e0e0;
    padding: 12px 16px;
    text-align: left;
    line-height: 1.6;
}
.blog-table th {
    background: #1a6dcc;
    color: #fff;
    font-weight: 600;
}
.blog-table tr:nth-child(even) {
    background: #f8f9fa;
}
.blog-table tr:hover {
    background: #f0f7ff;
}
.table-responsive {
    overflow-x: auto;
    margin: 20px 0;
}
.table-responsive .blog-table {
    margin: 0;
}

/* 侧边栏 */
.sidebar-card {
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}
.sidebar-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid #f0f0f0;
}
.toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.toc-list li {
    margin-bottom: 8px;
}
.toc-list a {
    color: #555;
    text-decoration: none;
    font-size: 0.9rem;
    line-height: 1.5;
    display: block;
    padding: 4px 0;
    transition: color 0.2s;
}
.toc-list a:hover {
    color: #1a6dcc;
}

/* 相关文章 */
.related-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.related-list li {
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid #f0f0f0;
}
.related-list li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}
.related-list a {
    color: #444;
    text-decoration: none;
    font-size: 0.9rem;
    line-height: 1.5;
    transition: color 0.2s;
}
.related-list a:hover {
    color: #1a6dcc;
}

/* 响应式 */
@media (max-width: 960px) {
    .blog-layout {
        flex-direction: column;
    }
    .blog-sidebar {
        width: 100%;
        position: static;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    .blog-sidebar .sidebar-card:first-child {
        grid-column: 1 / -1;
    }
}
@media (max-width: 640px) {
    .blog-banner .banner-title {
        font-size: 1.5rem;
    }
    .blog-banner .banner-meta {
        flex-direction: column;
        gap: 8px;
    }
    .blog-sidebar {
        grid-template-columns: 1fr;
    }
    .blog-cta-btn {
        display: block;
        margin: 0 0 10px;
    }
}