.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}
.certificate-card {
    border: 1px solid var(--card-border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    transition: all 0.2s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.certificate-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}
.certificate-image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: contain;
    border: 1px solid var(--muted-border-color);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    background-color: var(--card-background-color);
}
.certificate-title {
    margin-top: 0;
    margin-bottom: 0.5rem;
}
.certificate-description {
    margin-bottom: 1rem;
    flex-grow: 1;
}
.certificate-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--muted-color);
}
.certificate-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}
.certificate-actions a {
    padding: 0.5rem 1rem;
}