.custom-service-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
    width: 100%;
    margin: 20px auto;
    box-sizing: border-box;
}

.custom-service-item {
    position: relative;
    height: 140px;
    overflow: hidden;
    border-radius: 2px;
    text-decoration: none;
    display: block;
    box-shadow: 0 2px 5px rgba(0,0,0,0.15);
}

.custom-service-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.custom-service-item:hover img {
    transform: scale(1.08);
}

/* Lớp phủ làm tối nhẹ để chữ trắng nổi rõ */
.custom-service-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 10px;
    transition: background 0.3s;
}

.custom-service-item:hover .custom-service-overlay {
    background: rgba(0, 0, 0, 0.45);
}

.custom-service-overlay span {
    color: var(--color-white);
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    font-family: Arial, sans-serif, -apple-system;
    letter-spacing: 0.5px;
    line-height: 1.3;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.8);
}

/* Responsive trên Mobile & Tablet */
@media (max-width: 991px) {
    .custom-service-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 600px) {
    .custom-service-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .custom-service-item {
        height: 110px;
    }

    .custom-service-overlay span {
        font-size: 13px;
    }
}