/* ========== industry-insights.css — 行业洞察页专属样式 ========== */

.page-header {
    padding: calc(var(--header-height) + 60px) 0 60px;
    background: linear-gradient(135deg, rgba(0, 47, 108, 0.92) 0%, rgba(0, 102, 204, 0.92) 100%), url('/assets/images/page-header-bg.webp') center/cover no-repeat;
    color: var(--bg-white);
    text-align: center;
    margin-bottom: 40px;
}

/* 行业洞察页面样式 */
.insights-container {
    padding: 40px 0;
    background-color: #f8f9fa;
    min-height: calc(100vh - 200px);
}

/* 头部区域 */
.insights-header {
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
    color: white;
    padding: 60px 0;
    margin-bottom: 40px;
    text-align: center;
}

.insights-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.insights-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto;
}

/* 筛选栏 */
.filter-bar {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 20px;
    border-radius: 25px;
    border: 1px solid #dee2e6;
    background: white;
    color: #6c757d;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
    background: #0d6efd;
    color: white;
    border-color: #0d6efd;
    box-shadow: 0 4px 10px rgba(13, 110, 253, 0.2);
}

/* 精选文章 (Featured) */
.featured-section {
    margin-bottom: 50px;
}

.featured-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: row;
    height: 400px;
}

.featured-image {
    flex: 1;
    background-image: url('/assets/images/hero-bg.webp');
    background-size: cover;
    background-position: center;
    position: relative;
}

.featured-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: #ffc107;
    color: #333;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.9rem;
}

.featured-content {
    flex: 1;
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-meta {
    color: #6c757d;
    font-size: 0.9rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.featured-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 20px;
    line-height: 1.3;
}

.featured-excerpt {
    color: #555;
    line-height: 1.6;
    margin-bottom: 25px;
    flex-grow: 1;
}

.read-more-btn {
    display: inline-block;
    padding: 10px 25px;
    background: #0d6efd;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 500;
    transition: background 0.3s;
    width: fit-content;
}

.read-more-btn:hover {
    background: #0b5ed7;
}

/* 文章网格布局 */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.article-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.article-thumb {
    height: 200px;
    background-color: #eee;
    background-size: cover;
    background-position: center;
    position: relative;
}

.article-category {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.9);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    color: #0d6efd;
}

.article-body {
    padding: 25px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.article-date {
    font-size: 0.85rem;
    color: #999;
    margin-bottom: 10px;
}

.article-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 15px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-summary {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid #eee;
    padding-top: 15px;
    margin-top: auto;
}

.author-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.author-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #ddd;
}

.author-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: #333;
}

/* 侧边栏 */
.sidebar-widget {
    background: white;
    padding: 25px;
    border-radius: 12px;
    margin-bottom: 30px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.widget-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #f0f0f0;
}

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag-item {
    padding: 5px 12px;
    background: #f8f9fa;
    border-radius: 15px;
    font-size: 0.85rem;
    color: #555;
    text-decoration: none;
    transition: all 0.2s;
}

.tag-item:hover {
    background: #0d6efd;
    color: white;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .featured-card {
        flex-direction: column;
        height: auto;
    }

    .featured-image {
        height: 250px;
    }

    .featured-content {
        padding: 30px;
    }
}

@media (max-width: 768px) {
    .insights-title {
        font-size: 2rem;
    }

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

    .filter-bar {
        gap: 10px;
    }

    .filter-btn {
        padding: 6px 15px;
        font-size: 0.9rem;
    }
}