.section-certification .certification-cards-grid {
    margin-bottom: 48px;
    gap: 24px;
}

.certification-card {
    background: oklab(0.930913 0.0000423491 0.0000185966 / 0.3);
    padding: 24px;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    text-align: left;
}

.certification-name {
    margin-bottom: 8px;
    font-size: 16px;
}

.certification-desc {
    color: var(--color-muted-foreground);
    font-size: 14px;
    margin: 0;
}

.certification-meta {
    margin-top: auto;
    padding-top: 14px;
    color: var(--color-muted-foreground);
    font-size: 13px;
    line-height: 1.5;
    opacity: 0.9;
}

.section-certification .grid-4 {
    gap: 16px;
    margin: 0;
}

.certificate-card {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    background: oklab(0.930913 0.0000423491 0.0000185966 / 0.3);
    cursor: pointer;
    height: 500px;
}

.certificate-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 30% 50%;
    transition: transform .3s ease;
}

.certificate-card:hover .certificate-img {
    transform: scale(1.05);
}

.certificate-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all .3s ease;
}

.certificate-card:hover .certificate-overlay {
    background: rgba(0,0,0,0.3);
    opacity: 1;
}

.certificate-icon {
    width: 32px;
    height: 32px;
    background: oklab(0.999994 0.0000455678 0.0000200868 / 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.certificate-icon svg {
    width: 16px;
    height: 16px;
    stroke: oklch(0.278 0.033 256.848);
}

.certificate-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.82), rgba(0,0,0,0.18) 72%, transparent);
    color: var(--color-background);
    font-size: 16px;
    padding: 10px;
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s ease, visibility .3s ease;
}

.certificate-card:hover .certificate-caption {
    opacity: 1;
    visibility: visible;
}

@media (max-width: 900px) {
    .section-certification .certification-cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section-certification .certification-cards-grid {
        grid-template-columns: 1fr;
    }

    .section-certification .grid-4 {
        display: flex;
        gap: 16px;
        margin: 0;
        overflow-x: auto;
        padding-bottom: 8px;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .section-certification .grid-4::-webkit-scrollbar {
        display: none;
    }

    .section-certification .certificate-card {
        flex: 0 0 min(78vw, 320px);
        height: 420px;
        scroll-snap-align: start;
    }
}

@media (max-width: 600px) {
    .section-certification .certification-cards-grid {
        grid-template-columns: 1fr;
    }
}