/* ===== Page Banner - News ===== */
.page-banner {
    position: relative;
    height: 200px;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 64px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.page-banner-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 70% 40%, rgba(37, 99, 235, 0.06) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 20% 80%, rgba(37, 99, 235, 0.04) 0%, transparent 50%);
    pointer-events: none;
}

.page-banner-wrap {
    position: relative;
    z-index: 2;
    width: 1200px;
    margin: 0 auto;
    padding: 24px;
}

.page-banner-content {
    animation: fadeInUp 0.8s ease-out;
    text-align: left;
}

.page-banner-title {
    font-size: var(--text-4xl);
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.page-banner-desc {
    font-size: var(--text-base);
    color: #fff;
    max-width: 560px;
}

.banner-news {
    background: #53A1F2 url('../images/banner-news.png') no-repeat center center;
}

.banner-news .page-banner-title {
    color: #fff;
}

/* ===== News Content Section ===== */
.news-content-section {
    padding: 24px 0 80px;
    background: #F8FAFC;
}

/* ===== Featured News ===== */
.news-featured {
    display: flex;
    gap: 32px;
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    margin-bottom: 32px;
    text-decoration: none;
}

.news-featured-img {
    position: relative;
    width: 32%;
    aspect-ratio: 16 / 9;
    background: linear-gradient(135deg, #2563EB 0%, #1E40AF 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
}

.news-featured-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
}

.news-featured-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background: #F59E0B;
    color: #fff;
    font-size: var(--text-xs);
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 4px;
    z-index: 2;
}

.news-featured-img-fallback {
    position: relative;
    z-index: 1;
    text-align: center;
    color: #fff;
    padding: 24px;
}

.news-featured-img-fallback h3 {
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: 8px;
}

.news-featured-img-fallback p {
    font-size: var(--text-sm);
    opacity: 0.9;
}

.news-featured-info {
    flex: 1;
    padding: 32px 32px 32px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.news-category-tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: var(--text-xs);
    font-weight: 500;
    color: #2563EB;
    background: #DBEAFE;
}

.news-category-tag.company {
    color: #2563EB;
    background: #DBEAFE;
}

.news-category-tag.product {
    color: #059669;
    background: #D1FAE5;
}

.news-category-tag.industry {
    color: #D97706;
    background: #FEF3C7;
}

.news-category-tag.media {
    color: #DC2626;
    background: #FEE2E2;
}

.news-date {
    font-size: var(--text-sm);
    color: #94A3B8;
    display: flex;
    align-items: center;
    gap: 4px;
}

.news-date::before {
    content: "";
    display: inline-block;
    width: 14px;
    height: 14px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='4' width='18' height='18' rx='2' ry='2'/%3E%3Cline x1='16' y1='2' x2='16' y2='6'/%3E%3Cline x1='8' y1='2' x2='8' y2='6'/%3E%3Cline x1='3' y1='10' x2='21' y2='10'/%3E%3C/svg%3E") no-repeat center;
    background-size: contain;
}

.news-featured-title {
    font-size: 1.375rem;
    font-weight: 700;
    color: #1E293B;
    line-height: 1.4;
    margin-bottom: 16px;
}

.news-featured-desc {
    font-size: var(--text-sm);
    color: #64748B;
    line-height: 1.8;
    margin-bottom: 20px;
}

.news-readmore {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: var(--text-sm);
    font-weight: 500;
    color: #2563EB;
    text-decoration: none;
    transition: all 0.3s ease;
}

.news-readmore:hover {
    gap: 8px;
    color: #1E40AF;
}

/* ===== News List Grid ===== */
.news-list-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.news-card {
    display: block;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
}

.news-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.news-card-img {
    position: relative;
    aspect-ratio: 16 / 9;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #E0F2FE 0%, #BAE6FD 100%);
}

.news-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
}

.news-card-num {
    position: absolute;
    font-size: var(--text-6xl);
    font-weight: 800;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1;
    z-index: 1;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.news-card-body {
    padding: 20px;
}

.news-card-body .news-meta {
    margin-bottom: 12px;
}

.news-card-title {
    font-size: var(--text-base);
    font-weight: 600;
    color: #1E293B;
    line-height: 1.5;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-desc {
    font-size: var(--text-sm);
    color: #64748B;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .news-featured {
        flex-direction: column;
    }

    .news-featured-img {
        width: 100%;
        min-height: 240px;
    }

    .news-featured-info {
        padding: 24px;
    }

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

@media (max-width: 768px) {
    .news-filter-bar {
        flex-direction: column;
        align-items: flex-start;
    }

    .news-search-box {
        width: 100%;
    }

    .news-list-grid {
        grid-template-columns: 1fr;
    }

    .news-featured-title {
        font-size: var(--text-md);
    }

    .page-banner-title {
        font-size: var(--text-2xl);
    }
}

/* ===== Filter Bar ===== */
.news-filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 16px 24px;
    background: #fff;
    border-radius: 12px;
    margin-bottom: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: all 0.3s ease;
}

.news-filter-bar.sticky {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1200px;
    max-width: 100%;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.news-filter-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.news-filter-tab {
    padding: 8px 20px;
    border-radius: 20px;
    font-size: var(--text-sm);
    color: #64748B;
    background: #F1F5F9;
    text-decoration: none;
    transition: all 0.3s ease;
}

.news-filter-tab:hover {
    background: #E0F2FE;
    color: #2563EB;
}

.news-filter-tab.active {
    background: #2563EB;
    color: #fff;
}

.news-search-box {
    flex-shrink: 0;
}

.news-search-input {
    padding: 8px 16px;
    border: 1px solid #E5E7EB;
    border-radius: 20px;
    font-size: var(--text-sm);
    width: 200px;
    outline: none;
    transition: all 0.3s ease;
}

.news-search-input:focus {
    border-color: #2563EB;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.comm-filter-bar {
    background: #fff;
    padding: 16px 0;
    border-bottom: 1px solid #E5E7EB;
}

.filter-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 8px 20px;
    border-radius: 20px;
    font-size: var(--text-sm);
    color: #64748B;
    background: #F1F5F9;
    text-decoration: none;
    transition: all 0.3s ease;
}

.filter-tab:hover {
    background: #E0F2FE;
    color: #2563EB;
}

.filter-tab.active {
    background: #2563EB;
    color: #fff;
}

/* ===== Pagination ===== */
.pagination-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-top: 40px;
}

.pagination {
    display: flex;
    align-items: center;
    gap: 8px;
}

.page-btn {
    padding: 8px 16px;
    border: 1px solid #E5E7EB;
    border-radius: 6px;
    font-size: var(--text-sm);
    color: #64748B;
    background: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.page-btn:hover {
    border-color: #2563EB;
    color: #2563EB;
}

.page-num {
    min-width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #E5E7EB;
    border-radius: 6px;
    font-size: var(--text-sm);
    color: #64748B;
    background: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.page-num:hover {
    border-color: #2563EB;
    color: #2563EB;
}

.page-num.active {
    background: #2563EB;
    border-color: #2563EB;
    color: #fff;
}

.page-ellipsis {
    color: #94A3B8;
}

.pagination-info {
    font-size: var(--text-sm);
    color: #64748B;
}

/* ===== Breadcrumb ===== */
.breadcrumb-wrap {
    background: #fff;
    border-bottom: 1px solid var(--border);
    margin-top: 64px;
    padding: 16px 0;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

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

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

.breadcrumb-separator {
    color: var(--text-secondary);
    opacity: 0.5;
}

.breadcrumb-current {
    color: var(--text-primary);
    font-weight: 500;
    max-width: 400px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ===== News Detail Section ===== */
.news-detail-section {
    padding: 40px 0 80px;
    background: #F8FAFC;
}

.news-detail-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 32px;
}

/* ===== News Detail Main ===== */
.news-detail-main {
    min-width: 0;
}

.news-detail-article {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 40px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.news-detail-header {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.news-detail-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.news-detail-meta .news-date {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.news-detail-meta .news-date svg {
    width: 16px;
    height: 16px;
}

.news-detail-title {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.4;
}

.news-detail-content {
    margin-bottom: 32px;
}

.news-detail-summary {
    font-size: var(--text-base);
    color: var(--text-secondary);
    line-height: 1.8;
    padding: 20px;
    background: var(--bg-gray);
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--primary);
    margin-bottom: 24px;
}

.news-detail-body {
    font-size: var(--text-base);
    line-height: 1.8;
    color: var(--text-primary);
}

.news-detail-body p {
    margin-bottom: 16px;
}

/* 富文本内容中的图片限制 */
.news-detail-body img {
    max-width: 100% !important;
    height: auto !important;
    display: block;
}

.news-detail-body ul {
    margin-bottom: 16px;
    padding-left: 24px;
}

.news-detail-body li {
    margin-bottom: 8px;
}

.news-detail-footer {
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.news-detail-tags {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.tag-label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.news-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--bg-gray);
    border-radius: 4px;
    font-size: var(--text-sm);
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.news-tag:hover {
    background: var(--primary-light);
    color: var(--primary);
}

/* ===== News Related ===== */
.news-related {
    margin-top: 32px;
    background: #fff;
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.news-related-title {
    font-size: var(--text-md);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.news-related-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.news-related-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: var(--transition);
}

.news-related-item:hover {
    background: var(--bg-gray);
}

.news-related-item-title {
    flex: 1;
    font-size: var(--text-sm);
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.news-related-item-date {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    flex-shrink: 0;
}

/* ===== News Detail Sidebar ===== */
.news-detail-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.news-sidebar-section {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.news-sidebar-title {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary);
}

.news-sidebar-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.news-sidebar-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-decoration: none;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.news-sidebar-item:last-child {
    padding-bottom: 0;
    border-bottom: none;
}

.news-sidebar-item:hover .news-sidebar-item-title {
    color: var(--primary);
}

.news-sidebar-item-title {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: var(--transition);
}

.news-sidebar-item-date {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

/* ===== News Category List ===== */
.news-category-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.news-category-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-primary);
    font-size: var(--text-sm);
    transition: var(--transition);
}

.news-category-item:hover {
    background: var(--bg-gray);
}

.news-category-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.news-category-dot.company {
    background: #2563EB;
}

.news-category-dot.product {
    background: #059669;
}

.news-category-dot.industry {
    background: #D97706;
}

.news-category-dot.media {
    background: #7C3AED;
}

/* ===== News Detail Responsive ===== */
@media (max-width: 1024px) {
    .news-detail-layout {
        grid-template-columns: 1fr;
    }

    .news-detail-sidebar {
        order: 2;
    }

    .news-detail-main {
        order: 1;
    }
}

@media (max-width: 768px) {
    .news-detail-article {
        padding: 24px;
    }

    .news-detail-title {
        font-size: 1.375rem;
    }

    .breadcrumb-current {
        max-width: 200px;
    }
}