/* ===================================================
   article.css - 文章页专用样式
   fuse.wang - 深圳市品慧电子有限公司
   主色：#e53935（与 style.css 统一）
=================================================== */

/* 文章布局 */
.article-main {
    padding: 40px 0 60px;
    background: #f8f9fa;
}

.article-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
    align-items: start;
}

@media (max-width: 768px) {
    .article-layout {
        grid-template-columns: 1fr;
    }
}

/* 文章内容区 */
.article-content {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    overflow: hidden;
}

.article-header {
    padding: 32px 40px 24px;
    border-bottom: 1px solid #f0f0f0;
}

.article-category-tag {
    display: inline-block;
    background: #fdecea;
    color: #e53935;
    font-size: 13px;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: 12px;
}

.article-title {
    font-size: 28px;
    font-weight: 700;
    color: #1a1a2e;
    line-height: 1.4;
    margin: 0 0 16px;
}

.article-info {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: #888;
}

/* 文章正文 */
.article-body {
    padding: 32px 40px;
    font-size: 16px;
    line-height: 1.9;
    color: #333;
}

.article-body h2 {
    font-size: 22px;
    font-weight: 700;
    color: #1a1a2e;
    margin: 36px 0 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid #e53935;
}

.article-body h3 {
    font-size: 18px;
    font-weight: 700;
    color: #1a1a2e;
    margin: 28px 0 12px;
    padding-left: 12px;
    border-left: 4px solid #e53935;
}

.article-body h4 {
    font-size: 16px;
    font-weight: 700;
    color: #1a1a2e;
    margin: 20px 0 8px;
}

.article-body p {
    margin: 0 0 16px;
}

.article-body ul,
.article-body ol {
    margin: 0 0 16px;
    padding-left: 24px;
}

.article-body li {
    margin-bottom: 8px;
    line-height: 1.7;
}

.article-body strong {
    color: #1a1a2e;
    font-weight: 700;
}

.article-body code {
    background: #f5f5f5;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 14px;
    font-family: 'Courier New', monospace;
    color: #e53935;
}

.article-body hr {
    border: none;
    border-top: 1px solid #eee;
    margin: 32px 0;
}

/* 表格样式 */
.table-wrap {
    overflow-x: auto;
    margin: 20px 0 24px;
    border-radius: 8px;
    box-shadow: 0 1px 6px rgba(0,0,0,0.08);
}

.md-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 15px;
}

.md-table th {
    background: #1a1a2e;
    color: #fff;
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    white-space: nowrap;
}

.md-table td {
    padding: 11px 16px;
    border-bottom: 1px solid #f0f0f0;
    color: #444;
}

.md-table tr:nth-child(even) td {
    background: #f9f9f9;
}

.md-table tr:hover td {
    background: #fdecea;
}

/* 文章底部CTA */
.article-cta {
    background: linear-gradient(135deg, #d32f2f 0%, #e53935 100%);
    padding: 36px 40px;
    text-align: center;
    color: #fff;
}

.article-cta h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 8px;
    color: #fff;
}

.article-cta p {
    color: rgba(255,255,255,0.75);
    margin: 0 0 20px;
    font-size: 15px;
}

/* 侧边栏 */
.article-sidebar {
    position: sticky;
    top: 80px;
}

.sidebar-widget {
    background: #fff;
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.sidebar-widget h3 {
    font-size: 16px;
    font-weight: 700;
    color: #1a1a2e;
    margin: 0 0 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid #e53935;
}

.sidebar-widget ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-widget ul li {
    margin-bottom: 10px;
}

.sidebar-widget ul li a {
    color: #555;
    text-decoration: none;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color 0.2s;
}

.sidebar-widget ul li a:before {
    content: '›';
    color: #e53935;
    font-weight: bold;
}

.sidebar-widget ul li a:hover {
    color: #e53935;
}

.sidebar-contact {
    background: linear-gradient(135deg, #e53935 0%, #c62828 100%);
    border-radius: 8px;
    padding: 24px;
    text-align: center;
    color: #fff;
}

.sidebar-contact h3 {
    font-size: 16px;
    color: #fff;
    margin: 0 0 8px;
}

.sidebar-contact p {
    font-size: 14px;
    color: rgba(255,255,255,0.85);
    margin: 0 0 16px;
}

.btn-block {
    display: block;
    width: 100%;
    background: #fff;
    color: #e53935;
    font-weight: 600;
}

.btn-block:hover {
    background: #fdecea;
    color: #c62828;
}