/* Banner样式 */
.banner {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
    margin-bottom: 80px;
}

.banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--white);
    width: 100%;
    padding: 0 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.banner-text h2 {
    font-size: 48px;
    margin-bottom: 20px;
}

.banner-text p {
    font-size: 24px;
    opacity: 0.9;
}

/* 服务部分样式 */
.services {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.service-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-item {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.service-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.service-item h3 {
    color: var(--primary-color);
    font-size: 24px;
    margin: 20px;
}

.service-item p {
    color: var(--text-color);
    margin: 0 20px 20px;
    font-size: 16px;
    line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .service-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .banner {
        height: 400px;
    }
    
    .banner-text h2 {
        font-size: 36px;
    }
    
    .banner-text p {
        font-size: 18px;
    }
}

@media (max-width: 576px) {
    .service-list {
        grid-template-columns: 1fr;
    }
    
    .banner-text h2 {
        font-size: 28px;
    }
    
    .banner-text p {
        font-size: 16px;
    }
}