.oil_industry_blog_8dK3a {
    
    margin-top: var(--margin_tb);
    margin-bottom: var(--margin_tb);
    padding-left: var(--padding_lr);
    padding-right: var(--padding_lr);
    max-width: var(--custom-content-max-width);
    margin-left: auto;
    margin-right: auto;
    box-sizing: border-box;
}

.blog_header_8dK3a {
    text-align: center;
    margin-bottom: 3.556rem;
}

.blog_subtitle_8dK3a {
    font-size: clamp(1.422rem, 1.5vw, 1.6rem);
    color: var(--primary-color_8dK3a);
    font-weight: 500;
    letter-spacing: 2px;
    margin-bottom: 1.778rem;
}

.blog_title_8dK3a {
    font-size: 5.333rem;
    font-weight: 700;
    color: var(--secondary-color_8dK3a);
    line-height: 1.2;
    margin-bottom: 0.889rem;
}

.blog_cards_container_8dK3a {
    display: grid;
    grid-template-columns: repeat(var(--columns_8dK3a, 3), 1fr);
    gap: 3rem;
    margin-bottom: 5rem;
}

.blog_card_8dK3a {
    background: var(--card-bg_8dK3a);
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
    position: relative;
}

.blog_card_8dK3a:hover {
    transform: translateY(-8px);
    box-shadow: var(--hover-shadow_8dK3a);
}

.blog_card_8dK3a:hover .custom_image {
    transform: scale(1.05);
}
.blog_card_8dK3a:hover .custom_image_wrapper.has-hover-image .custom_image {
    opacity: calc(1 - var(--show-secondary-image, 1));
}
.blog_card_8dK3a:hover .custom_image_wrapper.has-hover-image .custom_image_secondary {
    opacity: var(--show-secondary-image, 1);
}

.blog_card_image_8dK3a {
    width: 100%;
    height: auto;
    position: relative;
    overflow: hidden;
}

.oil_industry_blog_8dK3a .custom_image_wrapper{
    width: 100%;
    aspect-ratio: var(--image_ratio, 1 / 1);
    border-radius: var(--image_shape, 0%);
    overflow: hidden;
    position: relative;
}
.oil_industry_blog_8dK3a .custom_image_wrapper:not(.has-hover-image){
    --show-secondary-image: 0;
}
.oil_industry_blog_8dK3a .custom_image_wrapper.has-hover-image:not(:has(.custom_image_secondary)){
    --show-secondary-image: 0;
}

.oil_industry_blog_8dK3a .custom_image{
    width: 100%;
    height: 100%;
    object-fit: var(--image_fit, cover);
    display: block;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.oil_industry_blog_8dK3a .custom_image_secondary{
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: var(--image_fit, cover);
    opacity: 0;
    transition: opacity 0.35s ease;
    z-index: 1;
    pointer-events: none;
}

.blog_card_content_8dK3a {
    padding: 3.556rem;
    border-top: 2px solid #f1f1f1;
    transition: all 0.7s ease;
}

.blog_card_8dK3a:hover .blog_card_content_8dK3a {
    border-top-color: var(--text-primary_8dK3a);
}

.blog_card_meta_8dK3a {
    display: flex;
    align-items: center;
    gap: 1.778rem;
    margin-bottom: 1.778rem;
}

.blog_card_category_8dK3a {
    font-size: 1.422rem;
    color: var(--primary-color_8dK3a);
    font-weight: 600;
    letter-spacing: 1px;
}

.blog_card_date_8dK3a {
    font-size: 1.422rem;
    color: var(--primary-color_8dK3a);
}

.blog_card_title_8dK3a {
    font-size: clamp(2.133rem, 2.5vw, 2.489rem);
    font-weight: 700;
    color: var(--secondary-color_8dK3a);
    line-height: 1.3;
    height: calc(1.3 * 2 * clamp(2.133rem, 2.5vw, 2.489rem));
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color 0.3s ease;
}

.blog_card_8dK3a:hover .blog_card_title_8dK3a {
    color: var(--secondary-color_8dK3a);
}

.blog_card_footer_8dK3a {
    background-color: #ffffff;
    padding: 2.667rem;
    display: flex;
    align-items: center;
    border-top: 1px solid #f0f0f0;
    overflow: hidden;
    position: relative;
}

.blog_card_read_more_8dK3a {
    color: var(--text-primary_8dK3a);
    font-size: 16px;
    font-weight: 600;
    opacity: 1;
    transition: all 0.4s ease;
}

.blog_card_arrow_8dK3a {
    color: var(--text-primary_8dK3a);
    font-size: 24px;
    font-weight: bold;
    opacity: 1;
    transition: all 0.4s ease;
}

.blog_read_more_section_8dK3a {
    text-align: center;
}

.blog_read_more_button_8dK3a {
    display: inline-flex;
    align-items: center;
    gap: 0.889rem;
    background: var(--primary-color_8dK3a);
    color: var(--button-text-color_8dK3a);
    padding: 16px 32px;
    border: none;
    font-size: 1.778rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 1px;
}

.blog_read_more_button_8dK3a:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.blog_card_footer_read_more_8dK3a {
    display: flex;
    align-items: center;
    gap: 0.889rem;
    transform: translateX(-110px);
    transition: transform 0.4s ease;
}

.blog_card_footer_content_8dK3a {
    position: relative;
    padding-left: 1.778rem;
    overflow: hidden;
}

.blog_card_8dK3a:hover .blog_card_footer_read_more_8dK3a {
    transform: translateX(0px);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .blog_cards_container_8dK3a {
        grid-template-columns: 1fr !important;
        gap: 2.667rem !important;
    }

    .blog_card_image_8dK3a {
        height: auto !important;
    }


    .blog_card_content_8dK3a {
        padding: 2.667rem !important;
    }

    .blog_card_title_8dK3a {
        font-size: 1.778rem !important;
        height: calc(1.3 * 2 * 1.778rem) !important;
    }
    .blog_title_8dK3a{font-size: 3rem !important;}
}

@media (max-width: 960px) {
    .oil_industry_blog_8dK3a {
        margin-left: 2rem;
        margin-right: 2rem;
    }
    .blog_title_8dK3a{font-size: 3rem !important;}
    .blog_card_image_8dK3a {
        height: auto !important;
    }


    .blog_card_content_8dK3a {
        padding: 1.778rem !important;
    }

    .blog_card_title_8dK3a {
        font-size: 1.8rem !important;
        height: 4.6rem !important;
    }

    .blog_read_more_button_8dK3a {
        padding: 14px 28px !important;
        font-size: 1.6rem !important;
    }
    .blog_card_date_8dK3a,.blog_card_category_8dK3a{font-size: 1.3rem !important;}
}