.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.specimen-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    border: 1px solid #f0f0f0;
    text-decoration: none;
    display: block;
    transform: translate3d(0, 0, 0);
    will-change: transform;
}
.specimen-card:hover {
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
    transform: translate3d(0,-4px,0);
}
.specimen-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.specimen-card:hover img {
    transform: scale3d(1.05,1.05,1);
}

.specimen-card .info {
    padding: 15px;
}

.specimen-card .title {
    font-size: 15px;
    font-weight: bold;
    color: #2c3e50;
    margin-bottom: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.specimen-card .meta {
    display: flex;
    justify-content: space-between;
    color: #95a5a6;
    font-size: 12px;
}

@media (max-width: 992px) {
    .grid-4 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}