.partners-logo-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}

.logo-tile {
    height: 120px;
    background: #fff;
    border: 1px solid var(--bio-border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    font-weight: 700;
    color: #888;
    text-transform: uppercase;
}

.logo-tile img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.logo-tile:hover {
    border-color: var(--bio-accent-blue);
    color: var(--bio-text-main);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    background: #fdfdfd;
}

@media (max-width: 900px) {
    .partners-logo-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 600px) {
    .partners-logo-grid {
        grid-template-columns: 1fr;
    }
}