/* Banner区域 */
.banner {
    height: 600px;
    margin-top: 80px;
    position: relative;
    overflow: hidden;
}

.banner-swiper {
    width: 100%;
    height: 100%;
}

.banner-slide {
    width: 100%;
    height: 100%;
    background-size: cover !important;
    background-position: center !important;
    position: relative;
}

    .banner-slide::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(to right, rgba(0,0,0,0.6), rgba(0,0,0,0.3));
    }

.banner-content {
    position: absolute;
    top: 50%;
    left: 120px;
    transform: translateY(-50%);
    z-index: 10;
    color: #FFFFFF;
    max-width: 600px;
}

.banner-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.4;
}

.banner-desc {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: #FFFFFF;
    opacity: 0.6;
    margin: 0 8px !important;
}

.swiper-pagination-bullet-active {
    opacity: 1;
    background: #FF7A00;
}

.swiper-button-prev, .swiper-button-next {
    color: #FFFFFF !important;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(0,0,0,0.3);
}

    .swiper-button-prev::after, .swiper-button-next::after {
        font-size: 24px !important;
    }

/* 主营产品区域 */
.product-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.product-card {
    background: #FFFFFF;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.05);
    padding: 30px;
    transition: all 0.3s ease;
}

    .product-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 24px rgba(30, 136, 229, 0.15);
    }

.product-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #F0F7FF;
    border-radius: 8px;
}

    .product-icon img {
        width: 32px;
        height: 32px;
    }

.product-title {
    font-size: 20px;
    font-weight: 700;
    color: #333;
    margin-bottom: 15px;
    text-align: center;
}

.product-desc {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
    text-align: center;
}

.product-btn {
    text-align: center;
}

/* 解决方案区域 */
.solution-content {
    display: flex;
    gap: 60px;
    align-items: center;
}

.solution-img {
    width: 50%;
}

    .solution-img img {
        width: 100%;
        border-radius: 8px;
        box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    }

.solution-text {
    width: 50%;
}

.solution-subtitle {
    font-size: 22px;
    font-weight: 700;
    color: #333;
    margin-bottom: 20px;
}

.solution-list {
    margin-bottom: 30px;
}

.solution-item {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    align-items: flex-start;
}

.solution-item-icon {
    width: 36px;
    height: 36px;
    background: #F0F7FF;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

    .solution-item-icon img {
        width: 20px;
        height: 20px;
    }

.solution-item-text h4 {
    font-size: 16px;
    font-weight: 500;
    color: #1E88E5;
    margin-bottom: 5px;
}

.solution-item-text p {
    font-size: 14px;
    color: #666;
}

/* 新闻资讯区域 */
.news-content {
    display: flex;
    gap: 40px;
}

.news-list {
    width: 65%;
}

.news-item {
    display: flex;
    gap: 20px;
    background: #FFFFFF;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

    .news-item:hover {
        transform: translateX(5px);
        box-shadow: 0 4px 16px rgba(30, 136, 229, 0.1);
    }

.news-img {
    width: 160px;
    height: 100px;
    border-radius: 4px;
    overflow: hidden;
    flex-shrink: 0;
}

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

.news-text {
    flex: 1;
}

.news-title {
    font-size: 16px;
    font-weight: 500;
    color: #333;
    margin-bottom: 8px;
}

    .news-title:hover {
        color: #1E88E5;
    }

.news-desc {
    font-size: 13px;
    color: #666;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-time {
    font-size: 12px;
    color: #999;
}

.news-video {
    width: 35%;
    background: #FFFFFF;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.video-title {
    font-size: 16px;
    font-weight: 500;
    color: #1E88E5;
    margin-bottom: 15px;
    text-align: center;
}

.video-item {
    margin-bottom: 20px;
}

    .video-item:last-child {
        margin-bottom: 0;
    }

    .video-item video {
        width: 100%;
        border-radius: 4px;
    }

/* 经典客户区域 */
.client-title {
    margin-bottom: 60px;
}

.client-list {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    justify-content: center;
}

.client-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: #FFFFFF;
    padding: 15px 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

    .client-item:hover {
        box-shadow: 0 4px 16px rgba(30, 136, 229, 0.1);
        transform: translateY(-3px);
    }

.client-logo {
    width: 50px;
    height: 50px;
    background: #F5F7FA;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}

    .client-logo img {
        max-width: 80%;
        max-height: 80%;
    }

.client-name {
    font-size: 14px;
    color: #666;
    font-weight: 400;
}

/* 联系我们区域 */
.contact-content {
    display: flex;
    gap: 60px;
}

.contact-info {
    width: 50%;
}

.contact-logo {
    width: 160px;
    height: 60px;
    margin-bottom: 30px;
}

    .contact-logo img {
        width: 100%;
        height: 100%;
        object-fit: contain;
    }

.contact-detail {
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    align-items: center;
}

.contact-icon {
    width: 32px;
    height: 32px;
    background: #F0F7FF;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

    .contact-icon img {
        width: 16px;
        height: 16px;
    }

.contact-text {
    font-size: 14px;
    color: #666;
}

.contact-qrcode {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
}

.qrcode-item {
    text-align: center;
}

.qrcode-img {
    width: 100px;
    height: 100px;
    margin-bottom: 8px;
}

    .qrcode-img img {
        width: 100%;
        height: 100%;
    }

.qrcode-text {
    font-size: 12px;
    color: #666;
}

.contact-link {
    width: 50%;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.link-group {
    background: #FFFFFF;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.link-group-title {
    font-size: 16px;
    font-weight: 500;
    color: #1E88E5;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #F5F7FA;
}

.link-list {
    list-style: none;
}

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

        .link-list li a {
            font-size: 14px;
            color: #666;
        }

            .link-list li a:hover {
                color: #1E88E5;
                text-decoration: underline;
            }

/* ===== index.html 移动端友好补丁（≤768px） ===== */
@media (max-width: 768px) {
    /* 0 基础安全 */
    html {
        overflow-x: hidden;
    }
    .container {
        width: 100%;
    }
    /* 1. Banner 区域 */
    .banner {
        height: 420px !important;
    }

    .banner-content {
        left: 20px !important;
        max-width: 90% !important;
    }

    .banner-title {
        font-size: 24px !important;
    }

    .banner-desc {
        font-size: 16px !important;
    }

    /* 2. 主营产品 3→1 列 */
    .product-list {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }

    .product-card {
        padding: 20px !important;
    }

    /* 3. 解决方案左右→上下 */
    .solution-content {
        flex-direction: column !important;
        gap: 20px !important;
    }

    .solution-img,
    .solution-text {
        width: 100% !important;
    }

    /* 4. 新闻资讯左右→上下 */
    .news-content {
        flex-direction: column !important;
        gap: 20px !important;
    }

    .news-list,
    .news-video {
        width: 100% !important;
    }

    /* 5. 客户列表 5→2 列 */
    .client-list {
        gap: 20px !important;
        justify-content: flex-start !important;
    }

    .client-item {
        width: calc(50% - 10px) !important;
    }

    /* 6. 联系我们左右→上下 */
    .contact-content {
        flex-direction: column !important;
        gap: 20px !important;
    }

    .contact-info,
    .contact-link {
        width: 100% !important;
    }

    /* 7. 按钮/字号自动缩放 */
    .btn {
        font-size: 14px !important;
        padding: 8px 16px !important;
    }

    .title {
        font-size: 22px !important;
    }

    /* 8. 全局容器取消固定宽度 */
    .container {
        width: 100% !important;
        padding: 0 12px !important;
    }
}