/* -------------------------- Blog 详情页专属样式 -------------------------- */
/* 全局变量（若未定义需补充） 
:root {
    --primary-blue: #003366;
    --secondary-blue: #0066CC;
    --light-blue: #E6F0FF;
    --white: #FFFFFF;
    --black: #333333;
    --gray: #666666;
    --light-gray: #F5F5F5;
    --border-gray: #E0E0E0;
    --transition: all 0.3s ease;
}
*/
/* 基础重置（若未定义需补充） 
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    color: var(--black);
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    text-align: center;
    text-decoration: none;
    font-weight: 500;
    border-radius: 0;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}
*/
/* 面包屑导航（通用） 
.breadcrumb {
    padding: 15px 0;
    background-color: var(--light-gray);
    margin-bottom: 30px;
}

.breadcrumb ul {
    display: flex;
    align-items: center;
    list-style: none;
    font-size: 14px;
}

.breadcrumb ul li {
    display: flex;
    align-items: center;
    margin-right: 8px;
}

.breadcrumb ul li a {
    color: var(--secondary-blue);
    text-decoration: none;
}

.breadcrumb ul li a:hover {
    text-decoration: underline;
}

.breadcrumb ul li i {
    font-size: 12px;
    margin: 0 8px;
    color: var(--gray);
}
*/



/* Blog 详情页布局 */
.blog-detail-wrapper {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

/* 左侧详情内容 */
.blog-detail-content {
    width: 100%;
}

/* 详情头部 */
.blog-detail-header {
    margin-bottom: 30px;
}

.detail-category {
    display: inline-block;
    padding: 5px 12px;
    background-color: var(--secondary-blue);
    color: var(--white);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.detail-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-blue);
    line-height: 1.3;
    margin-bottom: 15px;
}

.detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 14px;
    color: var(--gray);
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-gray);
}

.detail-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

/* 详情主图 */
.detail-main-img {
    width: 100%;
    margin-bottom: 30px;
}

.detail-main-img img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

/* 详情正文 */
.detail-content {
    font-size: 16px;
    line-height: 1.8;
    color: var(--black);
}

.detail-content p {
    margin-bottom: 20px;
}

.detail-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-blue);
    margin: 30px 0 15px;
}

/* 详情列表 */
.detail-list {
    margin-left: 25px;
    margin-bottom: 20px;
}

.detail-list li {
    margin-bottom: 10px;
}

/* 详情图片网格 */
.detail-img-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 25px 0;
}

.img-item {
    width: 100%;
}

.img-item img {
    width: 100%;
    height: auto;
    margin-bottom: 8px;
}

.img-caption {
    font-size: 14px;
    color: var(--gray);
    text-align: center;
    font-style: italic;
}

/* 特性列表 */
.detail-features {
    margin-left: 25px;
    margin-bottom: 20px;
    list-style: none;
}

.detail-features li {
    margin-bottom: 10px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.detail-features li i {
    color: var(--secondary-blue);
    margin-top: 5px;
}

/* 应用场景网格 */
.applications-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin: 15px 0 25px;
}

.app-item {
    padding: 8px 12px;
    background-color: var(--light-gray);
    border-radius: 4px;
    font-size: 14px;
    text-align: center;
}

/* 结论区块 */
.conclusion-box {
    background-color: var(--light-blue);
    padding: 20px;
    margin: 30px 0;
    border-left: 4px solid var(--secondary-blue);
}

.conclusion-box h3 {
    margin-top: 0;
    margin-bottom: 10px;
}

/* 分享区块 */
.share-section {
    display: flex;
    align-items: center;
    gap: 15px;
    margin: 30px 0;
    padding: 15px;
    border-top: 1px solid var(--border-gray);
    border-bottom: 1px solid var(--border-gray);
}

.share-label {
    font-size: 14px;
    color: var(--gray);
    font-weight: 500;
}

.social-share {
    display: flex;
    gap: 10px;
}

.share-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

.share-btn.facebook {
    background-color: #3b5998;
}

.share-btn.linkedin {
    background-color: #0077b5;
}

.share-btn.twitter {
    background-color: #1da1f2;
}

.share-btn.email {
    background-color: #ea4335;
}

.share-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 3px 8px rgba(0,0,0,0.2);
}

/* 上一篇/下一篇导航 */
.post-nav {
    display: flex;
    justify-content: space-between;
    padding: 20px 0;
    border-top: 1px solid var(--border-gray);
}

.prev-post, .next-post {
    width: 48%;
    text-decoration: none;
    color: var(--black);
    transition: var(--transition);
}

.prev-post:hover, .next-post:hover {
    color: var(--secondary-blue);
}

.nav-label {
    font-size: 12px;
    color: var(--gray);
    font-weight: 500;
    margin-bottom: 5px;
    display: block;
}

.nav-title {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
}

.prev-post {
    text-align: left;
}

.next-post {
    text-align: right;
}

/* 右侧侧边栏 - 咨询卡片 */
.info-widget {
    margin-bottom: 0;
}

.info-card {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 25px;
}

.info-card h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--white);
    border-bottom: none;
    padding-bottom: 0;
    text-transform: uppercase;
}

.info-card p {
    font-size: 14px;
    margin-bottom: 20px;
    line-height: 1.6;
    opacity: 0.9;
}

.quote-now-btn {
    display: block;
    width: 100%;
    background-color: var(--white);
    color: var(--primary-blue);
    margin-bottom: 15px;
    font-weight: 600;
}

.quote-now-btn:hover {
    background-color: #f0f0f0;
}

.or-divider {
    display: block;
    text-align: center;
    margin: 10px 0;
    font-size: 14px;
    opacity: 0.8;
}

.contact-us-btn {
    display: block;
    width: 100%;
    background-color: transparent;
    color: var(--white);
    border: 1px solid var(--white);
    font-weight: 600;
}

.contact-us-btn:hover {
    background-color: var(--white);
    color: var(--primary-blue);
}

/* Blog 详情页响应式样式 */
@media (max-width: 992px) {
    .blog-detail-wrapper {
        grid-template-columns: 2fr 1fr;
        gap: 30px;
    }

    .detail-title {
        font-size: 28px;
    }

    .detail-img-grid {
        grid-template-columns: 1fr;
    }

    .applications-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .blog-detail-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .detail-title {
        font-size: 24px;
    }

    .post-nav {
        flex-direction: column;
        gap: 20px;
    }

    .prev-post, .next-post {
        width: 100%;
        text-align: left;
    }

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

    .share-section {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 576px) {
    .detail-title {
        font-size: 20px;
    }

    .detail-meta {
        flex-direction: column;
        gap: 8px;
    }

    .info-card {
        padding: 20px 15px;
    }
}

/* 复用Blog列表页侧边栏样式（若未引入需补充） */
.blog-sidebar {
    width: 100%;
}

.sidebar-widget {
    background-color: var(--white);
    border: 1px solid var(--border-gray);
    margin-bottom: 30px;
    padding: 20px;
}

.sidebar-widget h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--secondary-blue);
    text-transform: uppercase;
}

/* 搜索框 */
.search-widget {
    display: flex;
    gap: 0;
}

.search-input {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid var(--border-gray);
    font-size: 14px;
    color: var(--black);
    outline: none;
}

.search-input::placeholder {
    color: var(--gray);
}

.search-btn {
    width: 50px;
    background-color: var(--secondary-blue);
    color: var(--white);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    background-color: var(--primary-blue);
}

/* 分类列表 */
.category-list {
    list-style: none;
}

.category-list li {
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px dashed var(--border-gray);
}

.category-list li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.category-list li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--gray);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.category-list li a:hover {
    color: var(--secondary-blue);
}

.category-list li a i {
    margin-right: 8px;
    color: var(--secondary-blue);
}

.count {
    background-color: var(--light-gray);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
    color: var(--gray);
}

/* 最新文章 */
.recent-posts-list {
    list-style: none;
}

.recent-posts-list li {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px dashed var(--border-gray);
}

.recent-posts-list li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.recent-posts-list li img {
    width: 80px;
    height: 60px;
    object-fit: cover;
    flex-shrink: 0;
}

.post-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.post-title {
    font-size: 14px;
    color: var(--black);
    text-decoration: none;
    font-weight: 500;
    margin-bottom: 5px;
    transition: var(--transition);
}

.post-title:hover {
    color: var(--secondary-blue);
}

.post-date {
    font-size: 12px;
    color: var(--gray);
}

/* 标签云 */
.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    padding: 5px 12px;
    background-color: var(--light-gray);
    color: var(--gray);
    text-decoration: none;
    font-size: 12px;
    border-radius: 20px;
    transition: var(--transition);
}

.tag:hover {
    background-color: var(--secondary-blue);
    color: var(--white);
}