/* 合作伙伴样式 */
#partners {
    padding: 5rem 5%;
    background: #fff;
}

#partners h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.partners-container {
    max-width: 1200px;
    margin: 0 auto;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.partner-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.partner-card:hover {
    transform: translateY(-5px);
    /* box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1); */
}

.partner-card img {
    width: 120px;
    height: 120px;
    object-fit: contain;
    margin-bottom: 1rem;
    /* filter: grayscale(100%); */
    transition: filter 0.3s;
}

.partner-card:hover img {
    filter: grayscale(0%);
}

.partner-card h3 {
    color: #666;
    font-size: 1.1rem;
}

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

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

// ... 其他合作伙伴相关样式 ...