/* 幻灯片样式 */
.jiudi_slider {
    position: relative;
    width: 100%;
    height: 650px;
    overflow: hidden;
}

.jiudi_slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    background-size: cover;
    background-position: center;
}

.jiudi_slide.active {
    opacity: 1;
}

.jiudi_slide_content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    max-width: 80%;
}

.jiudi_slide_title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.jiudi_slide_description {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.jiudi_slide_button {
    display: inline-block;
    padding: 10px 20px;
    background-color: var(--jiudi-primary);
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.jiudi_slide_button:hover {
    background-color: var(--jiudi-secondary);
}

.jiudi_slider_nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 10;
}

.jiudi_slider_nav button {
    background-color: rgba(255, 255, 255, 0.5);
    border: none;
    color: #333;
    font-size: 24px;
    width: 50px;
    height: 50px;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.jiudi_slider_nav button:hover {
    background-color: rgba(255, 255, 255, 0.8);
    transform: scale(1.1);
}

.jiudi_slider_nav button i {
    font-size: 20px;
}

.jiudi_slider_nav button:hover {
    background-color: rgba(255, 255, 255, 0.8);
}

/* 产品展示区域样式 */
.jiudi_products_section {
    <!-- 导航菜单 -->    padding: 120px 0 80px;
    background-color: var(--jiudi-bg-light);
}

.jiudi_section_header {
    text-align: center;
    margin-bottom: 60px;
}

.jiudi_section_title {
    font-size: 2.5rem;
    color: var(--jiudi-text-dark);
    margin-bottom: 20px;
    position: relative;
}

.jiudi_section_title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--jiudi-primary);
}

.jiudi_section_subtitle {
    font-size: 1.2rem;
    color: var(--jiudi-text-gray);
    max-width: 600px;
    margin: 0 auto;
}

.jiudi_products_grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.jiudi_product_card {
    background: var(--jiudi-bg-light);
    border-radius: var(--jiudi-border-radius);
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: var(--jiudi-transition);
    cursor: pointer;
}

.jiudi_product_card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.jiudi_product_image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.jiudi_product_image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.jiudi_product_card:hover .jiudi_product_image img {
    transform: scale(1.1);
}

.jiudi_product_overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 86, 179, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--jiudi-transition);
}

.jiudi_product_card:hover .jiudi_product_overlay {
    opacity: 1;
}

.jiudi_product_btn {
    padding: 12px 24px;
    background-color: var(--jiudi-text-light);
    color: var(--jiudi-primary);
    text-decoration: none;
    border-radius: var(--jiudi-border-radius);
    font-weight: 600;
    transition: var(--jiudi-transition);
    transform: translateY(20px);
}

.jiudi_product_card:hover .jiudi_product_btn {
    transform: translateY(0);
}

.jiudi_product_btn:hover {
    background-color: var(--jiudi-secondary);
    color: var(--jiudi-text-light);
}

.jiudi_product_info {
    padding: 25px;
}

.jiudi_product_title {
    font-size: 1.3rem;
    color: var(--jiudi-text-dark);
    margin-bottom: 10px;
    font-weight: 600;
}

.jiudi_product_desc {
    color: var(--jiudi-text-gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

.jiudi_section_more {
    text-align: center;
    margin-top: 40px; /* 增加上边距，与上面内容保持距离 */
}

.jiudi_more_btn {
    display: inline-block;
    padding: 15px 30px;
    background-color: var(--jiudi-primary);
    color: var(--jiudi-text-light);
    text-decoration: none;
    border-radius: var(--jiudi-border-radius);
    font-weight: 600;
    transition: var(--jiudi-transition);
    position: relative;
    overflow: hidden;
}

.jiudi_more_btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.jiudi_more_btn:hover::before {
    left: 100%;
}

.jiudi_more_btn:hover {
    background-color: #fff;
    color: var(--jiudi-primary);
    border: 2px solid var(--jiudi-primary);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* 关于我们区域样式 */
.jiudi_about_section {
    padding: 80px 0;
    background-color: var(--jiudi-bg-light);
}

.jiudi_about_content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 50px;
}

.jiudi_about_text {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.jiudi_about_text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--jiudi-text-gray);
    margin-bottom: 0;
}

.jiudi_about_btn {
    display: inline-block;
    width: fit-content;
    padding: 15px 30px;
    background-color: var(--jiudi-primary);
    color: var(--jiudi-text-light);
    text-decoration: none;
    border-radius: var(--jiudi-border-radius);
    font-weight: 600;
    transition: var(--jiudi-transition);
    margin-top: 10px;
}

.jiudi_about_btn:hover {
    background-color: #fff;
    color: var(--jiudi-primary);
    border: 2px solid var(--jiudi-primary);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.jiudi_about_video {
    position: relative;
}

.jiudi_video_wrapper {
    position: relative;
    border-radius: var(--jiudi-border-radius);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transition: var(--jiudi-transition);
}

.jiudi_video_wrapper:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.jiudi_video_cover {
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
    object-fit: cover;
    display: block;
}

.jiudi_video_play_btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background-color: rgba(0, 86, 179, 0.9);
    border: none;
    border-radius: 50%;
    color: var(--jiudi-text-light);
    font-size: 24px;
    cursor: pointer;
    transition: var(--jiudi-transition);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.jiudi_video_play_btn:hover {
    background-color: var(--jiudi-secondary);
    transform: translate(-50%, -50%) scale(1.1);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.jiudi_video_play_btn i {
    margin-left: 3px; /* 调整播放图标位置 */
}

/* 视频弹窗样式 */
.jiudi_video_modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--jiudi-transition);
}

.jiudi_video_modal.active {
    opacity: 1;
    visibility: visible;
}

.jiudi_video_container {
    position: relative;
    width: 90%;
    max-width: 800px;
    background-color: #000;
    border-radius: var(--jiudi-border-radius);
    overflow: hidden;
}

.jiudi_video_close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: var(--jiudi-text-light);
    font-size: 30px;
    cursor: pointer;
    z-index: 1001;
}

.jiudi_video_player {
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
}

/* 行业解决方案区域样式 */
.jiudi_solutions_section {
    padding: 80px 0;
    background-color: var(--jiudi-bg-gray);
    position: relative;
}

.jiudi_solutions_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}

.jiudi_solution_item {
    position: relative;
    border-radius: var(--jiudi-border-radius);
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: var(--jiudi-transition);
    cursor: pointer;
    background-color: var(--jiudi-bg-light);
    height: 100%;
}

.jiudi_solution_item:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.jiudi_solution_image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.jiudi_solution_image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.jiudi_solution_item:hover .jiudi_solution_image img {
    transform: scale(1.1);
}

.jiudi_solution_overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    opacity: 0.6;
    transition: var(--jiudi-transition);
}

.jiudi_solution_item:hover .jiudi_solution_overlay {
    opacity: 0.8;
    background: linear-gradient(to top, var(--jiudi-primary), rgba(0, 86, 179, 0.4));
}

.jiudi_solution_content {
    padding: 20px;
    text-align: center;
    transition: var(--jiudi-transition);
    background-color: var(--jiudi-bg-light);
    position: relative;
    z-index: 2;
}

.jiudi_solution_title {
    font-size: 1.2rem;
    color: var(--jiudi-text-dark);
    margin-bottom: 8px;
    font-weight: 600;
    transition: var(--jiudi-transition);
}

.jiudi_solution_subtitle {
    font-size: 0.9rem;
    color: var(--jiudi-text-gray);
    font-style: italic;
    transition: var(--jiudi-transition);
}

.jiudi_solution_item:hover .jiudi_solution_title {
    color: var(--jiudi-primary);
}

.jiudi_solution_item:hover .jiudi_solution_subtitle {
    color: var(--jiudi-secondary);
}

/* 合作伙伴板块样式 */
.jiudi_partners_section {
    padding: 80px 0;
    background-color: var(--jiudi-bg-gray);
}

.jiudi_partners_grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.jiudi_partner_item {
    border: 1px solid #e0e0e0;
    border-radius: var(--jiudi-border-radius);
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    cursor: pointer;
    height: 120px;
}

.jiudi_partner_item:hover {
    border-color: var(--jiudi-primary);
    box-shadow: 0 5px 15px rgba(0, 86, 179, 0.15);
    transform: translateY(-5px);
}

.jiudi_partner_item img {
    max-width: 100%;
    max-height: 80px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.jiudi_partner_item:hover img {
    transform: scale(1.05);
}

/* 新闻中心板块样式 */
.jiudi_news_section {
    padding: 80px 0;
    background-color: var(--jiudi-bg-light);
}

.jiudi_news_slider_container {
    position: relative;
    overflow: hidden;
    margin-top: 40px;
}

.jiudi_news_slider {
    display: flex;
    transition: transform 0.3s ease;
}

.jiudi_news_item {
    flex: 0 0 calc(20% - 20px);
    margin-right: 20px;
    background-color: #fff;
    border-radius: var(--jiudi-border-radius);
    border: 1px solid var(--jiudi-border-gray);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1), 0 0 0 1px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    transition: var(--jiudi-transition);
}

.jiudi_news_item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(0, 0, 0, 0.1);
    border-color: var(--jiudi-primary);
}

.jiudi_news_image {
    height: 200px;
    overflow: hidden;
}

.jiudi_news_image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.jiudi_news_item:hover .jiudi_news_image img {
    transform: scale(1.05);
}

.jiudi_news_content {
    padding: 20px;
}

.jiudi_news_title {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--jiudi-text-dark);
}

.jiudi_news_date {
    font-size: 0.9rem;
    color: var(--jiudi-text-gray);
    margin-bottom: 10px;
}

.jiudi_news_desc {
    font-size: 0.95rem;
    color: var(--jiudi-text-gray);
    margin-bottom: 15px;
    line-height: 1.5;
}

.jiudi_news_link {
    display: inline-block;
    color: var(--jiudi-primary);
    font-weight: 600;
    text-decoration: none;
    transition: var(--jiudi-transition);
}

.jiudi_news_link:hover {
    color: var(--jiudi-secondary);
}

.jiudi_news_nav {
    position: absolute;
    top: 50%;
    left: -50px;
    right: -50px;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    z-index: 5;
}

.jiudi_news_prev,
.jiudi_news_next {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--jiudi-primary);
    color: var(--jiudi-text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--jiudi-transition);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.3);
    border: 2px solid var(--jiudi-primary);
    font-size: 1.2rem;
}

.jiudi_news_prev:hover,
.jiudi_news_next:hover {
    background-color: var(--jiudi-secondary);
    border-color: var(--jiudi-secondary);
    transform: scale(1.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

/* 响应式样式 */
@media (max-width: 768px) {
    .jiudi_slider {
        height: 500px;
    }

    .jiudi_slide_title {
        font-size: 2rem;
    }

    .jiudi_slide_description {
        font-size: 1rem;
    }

    .jiudi_products_section,
    .jiudi_solutions_section,
    .jiudi_about_section {
        padding: 60px 0;
    }

    .jiudi_section_title {
        font-size: 2rem;
    }

    .jiudi_section_subtitle {
        font-size: 1.1rem;
    }

    .jiudi_about_content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .jiudi_about_text p {
        font-size: 1rem;
    }

    .jiudi_partners_section {
        padding: 60px 0;
    }

    .jiudi_partners_grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .jiudi_partner_item {
        height: 100px;
        padding: 15px;
    }

    .jiudi_partner_item img {
        max-height: 60px;
    }

    .jiudi_news_item {
        flex: 0 0 calc(50% - 10px);
        margin-right: 10px;
    }

    .jiudi_news_image {
        height: 150px;
    }

    .jiudi_news_content {
        padding: 15px;
    }

    .jiudi_news_title {
        font-size: 1rem;
    }

    .jiudi_news_date,
    .jiudi_news_desc {
        font-size: 0.9rem;
    }

    .jiudi_products_grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .jiudi_solutions_grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .jiudi_product_image {
        height: 250px;
    }

    .jiudi_product_info {
        padding: 20px;
    }
    
    .jiudi_solution_image {
        height: 180px;
    }
    
    .jiudi_video_play_btn {
        width: 60px;
        height: 60px;
        font-size: 18px;
    }
}

@media (max-width: 576px) {
    .jiudi_slider {
        height: 400px;
    }

    .jiudi_slide_title {
        font-size: 1.5rem;
    }

    .jiudi_slide_description {
        font-size: 0.9rem;
    }

    .jiudi_slide_button {
        padding: 8px 16px;
        font-size: 0.9rem;
    }

    .jiudi_products_section,
    .jiudi_solutions_section,
    .jiudi_about_section {
        padding: 40px 0;
    }

    .jiudi_section_header {
        margin-bottom: 40px;
    }

    .jiudi_section_title {
        font-size: 1.8rem;
    }

    .jiudi_section_subtitle {
        font-size: 1rem;
    }

    .jiudi_about_content {
        gap: 30px;
    }

    .jiudi_about_text p {
        font-size: 0.95rem;
        line-height: 1.7;
    }

    .jiudi_about_btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }

    .jiudi_partners_section {
        padding: 40px 0;
    }

    .jiudi_partners_grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .jiudi_partner_item {
        height: 80px;
        padding: 10px;
    }

    .jiudi_partner_item img {
        max-height: 50px;
    }

    .jiudi_products_grid,
    .jiudi_solutions_grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .jiudi_product_image {
        height: 220px;
    }

    .jiudi_product_info {
        padding: 15px;
    }

    .jiudi_product_title {
        font-size: 1.2rem;
    }

    .jiudi_product_desc {
        font-size: 0.9rem;
    }
    
    .jiudi_solution_image {
        height: 160px;
    }
    
    .jiudi_solution_content {
        padding: 15px;
    }
    
    .jiudi_solution_title {
        font-size: 1.1rem;
    }
    
    .jiudi_solution_subtitle {
        font-size: 0.85rem;
    }
    
    .jiudi_video_play_btn {
        width: 50px;
        height: 50px;
        font-size: 16px;
    }
    
    .jiudi_video_container {
        width: 95%;
    }

    .jiudi_news_item {
        flex: 0 0 100%;
        margin-right: 0;
        margin-bottom: 20px;
    }

    .jiudi_news_image {
        height: 180px;
    }
}