.business-section {
    padding: 60px 0;
}

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

.business-item {
    text-align: center;
    transition: transform 0.3s;
    text-decoration: none;
    color: inherit;
    display: block;
}

.business-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    margin: 0 auto 20px;
    position: relative;
}

.business-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.business-title {
    font-family: "Source Han Sans CN", "思源黑体", sans-serif;
    font-weight: bold;
    font-size: 18px;
    color: #333;
    margin: 0;
}

.business-item:hover {
    transform: translateY(-5px);
}

.business-item:hover .business-image img {
    transform: scale(1.05);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .business-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .business-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .business-grid {
        grid-template-columns: 1fr;
    }
}