/* Banner轮播 */
.banner-section {
    position: relative;
    min-height: 330px;
}

.banner-section.banner-home {
    min-height: 640px;
}

.banner-slider {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 1;
}

.banner-item {
    position: relative;
    height: 100%;
}

.banner-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    z-index: 10;
}

.banner-content h2 {
    font-size: 48px;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.banner-content p {
    font-size: 20px;
    margin-bottom: 30px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

/* 轮播箭头 */
.banner-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    color: #333;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.banner-arrow:hover {
    background: #fff;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.banner-arrow-prev {
    left: 30px;
}

.banner-arrow-next {
    right: 30px;
}

/* 轮播指示器 */
.banner-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.banner-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.8);
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.banner-dot:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.2);
}

.banner-dot.active {
    background: #fff;
    width: 30px;
    border-radius: 6px;
}

/* 区块标题 */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    position: relative;
}

.section-header h2 {
    font-size: 32px;
    margin-bottom: 5px;
    font-weight: bold;
    background: linear-gradient(90deg, #0066cc, #00a8e8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header p {
    font-size: 14px;
    color: #95a5a6;
    margin: 0;
}

.section-header-left {
    flex: 1;
}

/* 产品分类面包屑 */
.products-category {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-top: 10px;
    font-size: 14px;
    color: #7f8c8d;
}

.products-category a {
    color: #7f8c8d;
    font-size: 14px;
    text-decoration: none;
    transition: color 0.3s ease;
}

.products-category a:hover {
    color: #2E7BB4;
}

.products-category a:not(:last-child)::after {
    content: '/';
    margin-left: 8px;
    color: #bdc3c7;
}

.section-header .more-link {
    background: linear-gradient(90deg, #2E7BB4 0%, #4CAF93 100%);
    color: #fff;
    font-size: 14px;
    padding: 10px 24px;
    border-radius: 25px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(46, 123, 180, 0.3);
    flex-shrink: 0;
}

.section-header .more-link:hover {
    background: linear-gradient(90deg, #2563A0 0%, #3D9B7F 100%);
    box-shadow: 0 4px 12px rgba(46, 123, 180, 0.4);
    text-decoration: none;
}

.section-header .more-link::after {
    content: '+';
    font-size: 18px;
    font-weight: bold;
}

/* 产品展示 */
.products-section {
    padding: 60px 0;
    background-color: #fff;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.product-item {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #efefef;
}

.product-image {
    aspect-ratio: 1 / 1;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-info {
    padding: 20px;
    border-top: 1px solid #efefef;
}

.product-info h3 {
    font-size: 18px;
    color: #2c3e50;
    text-align: center;
    transition: color 0.3s ease;
}

.product-item:hover .product-info h3 {
    color: #2E7BB4;
}

/* 产品应用 */
.applications-section {
    padding: 60px 0;
    background-color: #f8f9fa;
}

.applications-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.application-item {
    display: flex;
    flex-direction: row;
    align-items: center;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.application-item:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.application-image {
    width: 180px;
    height: 180px;
    flex-shrink: 0;
    overflow: hidden;
    display: block;
    margin: 0 10px;
}

.application-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.application-content {
    flex: 1;
    padding: 15px 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
}

.application-title {
    font-size: 18px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 12px;
    transition: color 0.3s ease;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.application-item:hover .application-title {
    color: #2E7BB4;
}

.application-params {
    list-style: none;
    padding: 0;
    margin: 0 0 12px 0;
}

.application-params li {
    padding: 4px 0;
    font-size: 13px;
    color: #555;
    display: flex;
}

.application-params .param-name {
    color: #7f8c8d;
    flex-shrink: 0;
}

.application-params .param-value {
    color: #2c3e50;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.application-actions {
    display: flex;
    gap: 10px;
    margin-top: auto;
}

.application-actions .btn-inquiry,
.application-actions .btn-more {
    padding: 8px 16px;
    border-radius: 6px;
    text-align: center;
    font-size: 13px;
    transition: all 0.3s ease;
    text-decoration: none;
    white-space: nowrap;
}

.application-actions .btn-inquiry {
    background: linear-gradient(90deg, #2E7BB4 0%, #4CAF93 100%);
    color: #fff;
    box-shadow: 0 2px 8px rgba(46, 123, 180, 0.3);
}

.application-actions .btn-inquiry:hover {
    background: linear-gradient(90deg, #2563A0 0%, #3D9B7F 100%);
    box-shadow: 0 4px 12px rgba(46, 123, 180, 0.4);
}

.application-actions .btn-more {
    background: #fff;
    color: #2E7BB4;
    border: 1px solid #2E7BB4;
}

.application-actions .btn-more:hover {
    background: #2E7BB4;
    color: #fff;
}

/* 行业资讯 */
.articles-section {
    padding: 60px 0;
    background-color: #fff;
}

.articles-container {
    display: flex;
    gap: 30px;
    align-items: stretch;
}

/* 左侧轮播图 */
.articles-slider {
    flex: 1;
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.articles-slider-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.articles-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.articles-slide.active {
    opacity: 1;
    z-index: 1;
}

.articles-slide a {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
    text-decoration: none;
}

.articles-slide-image {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.articles-slide-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.articles-slide-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    padding: 30px;
    color: #fff;
    display: flex;
    gap: 20px;
}

.articles-slide-date {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    padding: 10px 15px;
    min-width: 70px;
}

.articles-slide-date .day {
    font-size: 32px;
    font-weight: bold;
    line-height: 1;
}

.articles-slide-date .month {
    font-size: 14px;
    margin-top: 5px;
}

.articles-slide-content {
    flex: 1;
}

.articles-slide-content h3 {
    font-size: 22px;
    margin-bottom: 10px;
    color: #fff;
    font-weight: 600;
    word-break: break-word;
    overflow-wrap: break-word;
}

.articles-slide-summary {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
    overflow-wrap: break-word;
}

/* 轮播指示器 */
.articles-slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.articles-slider-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.articles-slider-dots .dot.active {
    background: #fff;
    width: 30px;
    border-radius: 5px;
}

/* 右侧列表 */
.articles-list-right {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.articles-list-item {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(46, 123, 180, 0.08);
    transition: all 0.3s ease;
    border: 1px solid rgba(46, 123, 180, 0.1);
}

.articles-list-item:hover {
    box-shadow: 0 6px 20px rgba(46, 123, 180, 0.15);
    border-color: rgba(46, 123, 180, 0.2);
}

/* 轮播高亮效果 */
.articles-list-item.highlight {
    background: linear-gradient(135deg, #e3f2fd 0%, #ffffff 100%);
    box-shadow: 0 8px 24px rgba(74, 144, 226, 0.25);
    border-color: rgba(74, 144, 226, 0.4);
}

.articles-list-item a {
    display: flex;
    gap: 20px;
    padding: 20px;
    text-decoration: none;
}

.articles-list-date {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #4a90e2 0%, #5ba3f5 100%);
    border-radius: 10px;
    padding: 12px 16px;
    min-width: 75px;
    color: #fff;
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.25);
}

.articles-list-date .day {
    font-size: 28px;
    font-weight: bold;
    line-height: 1;
}

.articles-list-date .month {
    font-size: 12px;
    margin-top: 5px;
    opacity: 0.9;
}

.articles-list-content {
    flex: 1;
}

.articles-list-content h4 {
    font-size: 16px;
    margin-bottom: 8px;
    color: #2c3e50;
    font-weight: 600;
    transition: color 0.3s ease;
    word-break: break-word;
    overflow-wrap: break-word;
}

.articles-list-item:hover .articles-list-content h4 {
    color: #4a90e2;
}

.articles-list-summary {
    font-size: 13px;
    color: #6c757d;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
    overflow-wrap: break-word;
}

/* 新闻展示 */
.news-section {
    padding: 60px 0;
    background-color: #fff;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.news-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.news-card a {
    display: block;
    text-decoration: none;
    color: inherit;
}

.news-card-image {
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
}

.news-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

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

.news-card-title {
    font-size: 18px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 10px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s ease;
}

.news-card:hover .news-card-title {
    color: #e74c3c;
}

.news-card-subtitle {
    font-size: 14px;
    color: #6c757d;
    line-height: 1.6;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.news-card-time {
    font-size: 13px;
    color: #999;
}

.news-card-arrow {
    width: 24px;
    height: 12px;
    color: #ccc;
    transition: color 0.3s ease;
}

.news-card:hover .news-card-arrow {
    color: #e74c3c;
}

/* 响应式 */
@media (max-width: 992px) {
    .products-grid,
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .articles-container {
        flex-direction: column;
    }

    .articles-slider-wrapper {
        height: 400px;
    }

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

@media (max-width: 768px) {
    .banner-section {
        min-height: 200px;
    }

    /* 首页Banner移动端高度 */
    .banner-section.banner-home {
        min-height: 300px;
    }

    .banner-slider {
        height: 200px;
    }

    .banner-home .banner-slider {
        height: 300px;
    }

    .banner-content h2 {
        font-size: 32px;
    }

    /* 移动端轮播箭头 */
    .banner-arrow {
        width: 40px;
        height: 40px;
    }

    .banner-arrow-prev {
        left: 15px;
    }

    .banner-arrow-next {
        right: 15px;
    }

    .banner-arrow svg {
        width: 20px;
        height: 20px;
    }

    /* 移动端轮播指示器 */
    .banner-indicators {
        bottom: 20px;
        gap: 8px;
    }

    .banner-dot {
        width: 10px;
        height: 10px;
    }

    .banner-dot.active {
        width: 24px;
    }

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

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .section-header .more-link {
        align-self: flex-start;
    }

    .articles-container {
        flex-direction: column;
    }

    .articles-slider-wrapper {
        aspect-ratio: 1 / 1;
    }

    .articles-slide-info {
        padding: 20px;
    }

    .articles-slide-content h3 {
        font-size: 18px;
    }

    .articles-list-item a {
        padding: 15px;
    }

    .articles-list-date {
        min-width: 60px;
        padding: 8px 12px;
    }

    .articles-list-date .day {
        font-size: 24px;
    }

    .application-item {
        flex-direction: column;
    }

    .application-image {
        width: 100%;
        height: auto;
        aspect-ratio: 1 / 1;
    }

    .application-content {
        padding: 15px;
    }

    .application-title {
        font-size: 16px;
        margin-bottom: 10px;
    }

    .application-actions {
        flex-direction: row;
    }
}