.section-banner-1 {
    background-image: url("../../../../img/pages/about/bg1.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

.section-banner-2 {
    background-image: url("../../../../img/pages/about/bg2.jpg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

.section-banner-1:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        270deg,
        rgba(0, 0, 0, 0) 0%,
        rgba(0, 0, 0, 1) 100%
    );
}

.section-banner-2:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        rgba(0, 0, 0, 0) 0%,
        rgba(0, 0, 0, 1) 100%
    );
}

.card-about {
    flex: 1;
    padding: 32px 40px;
    height: 100%;
}

.vmc-block {
    display: flex;
    gap: 48px;
    align-items: stretch;
}

.vmc-block .card-about {
    aspect-ratio: 3/2;
}

.vmc-block .card-about-image {
    margin-bottom: 40px;
}

@media (max-width: 1920px) {
    .vmc-block .card-about  {
        aspect-ratio: 5/4;
    }
}

@media (max-width: 1440px) {
    .vmc-block .card-about  {
        aspect-ratio: 1/1;
    }
}

@media (max-width: 1200px) {
    .vmc-block .card-about  {
        aspect-ratio: 2/3;
    }
}

@media (max-width: 768px) {
    .vmc-block {
        flex-direction: column;
        gap: 16px;
    }
    .vmc-block .card-about-image {
        margin-bottom: 20px;
    }
    .vmc-block .card-about {
        padding: 24px 32px;
        aspect-ratio: 1/1;
    }
}

.tech-tabs .nav-tabs {
    border: none;
}

.tech-tabs .nav-item {
    margin-bottom: 0;
}

.tech-tabs .nav-link {
    border: none;
    background: white;
    border-radius: 8px;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.tech-tabs .nav-link.active {
    background: #e9e9e9;
    color: var(--primary);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-bottom: none;
}

.tech-tabs .nav-link:focus {
    outline: none;
    box-shadow: none;
}
#techTabs button:focus {
    outline: none !important;
    box-shadow: none !important;
    border: none !important;
}
.tab-icon {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

.tech-content {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-top-left-radius: 0;
    border-top-right-radius: 0;
    border-top: none;
}

.tech-content img {
    border-radius: 8px;
    width: 100%;
    aspect-ratio: 3/1;
    object-fit: cover;
}

.tech-title {
    color: var(--primary);
    margin-bottom: 1rem;
    font-weight: bold;
}

.tech-description {
    color: var(--text-color);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

#techTabs button:hover {
    box-shadow: none;
    border: none;
}

.slick-certificate {
    position: relative;
}

.item-image-library img {
    aspect-ratio: 16/9;
    border-radius: 12px;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slick-list .slick-slide {
    margin: 0 10px;
}

@media (max-width: 768px) {
    .tech-tabs .nav-tabs {
        flex-direction: column;
    }

    .tech-tabs .nav-link {
        width: 100%;
        justify-content: center;
    }

    .tech-content {
        padding: 1rem;
    }
}