* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

header {
    background-color: #333;
    color: white;
    padding: 1rem;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
}

#home {
    margin-top: 60px;
    padding-top: 0;
    position: relative;
}

.slideshow-container {
    width: 100%;
    height: 500px;
    position: relative;
    overflow: hidden;
}

.slide {
    display: none;
    width: 100%;
    height: 100%;
}

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

.prev, .next {
    cursor: pointer;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    padding: 16px;
    color: white;
    font-weight: bold;
    font-size: 18px;
    transition: 0.6s ease;
    border-radius: 0 3px 3px 0;
    user-select: none;
    background-color: rgba(0,0,0,0.3);
}

.next {
    right: 0;
    border-radius: 3px 0 0 3px;
}

.prev:hover, .next:hover {
    background-color: rgba(0,0,0,0.8);
}

.hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: white;
    z-index: 2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.fade {
    animation-name: fade;
    animation-duration: 1.5s;
}

@keyframes fade {
    from {opacity: .4} 
    to {opacity: 1}
}

section {
    padding: 2rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 1.5rem;
}

.service-card {
    padding: 2rem;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.cta-button {
    padding: 1rem 2rem;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 1rem;
}

#contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

#contact-form input,
#contact-form textarea {
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 4px;
}

#contact-form button {
    padding: 1rem;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 1.2rem;
    margin-top: 1rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    color: #999;
}

.beian {
    color: #999;
    text-decoration: none;
    transition: color 0.3s ease;
}

.beian:hover {
    color: #fff;
}

.divider {
    margin: 0 10px;
    color: #666;
}

@media (max-width: 768px) {
    nav {
        padding: 0 1rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .footer-content {
        padding: 0 1rem;
        font-size: 0.9rem;
    }
    
    section {
        padding: 1.5rem 1rem;
    }
    
    #about, #services, #contact {
        padding-top: 1.5rem;
        padding-bottom: 1.5rem;
    }
    
    .services-grid, .contact-info {
        margin-top: 1rem;
        gap: 1rem;
    }
}

/* 联系我们部分的样式 */
.contact-container {
    max-width: 1200px;  /* 与其他section保持一致的宽度 */
    margin: 0 auto;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 1.5rem;
}

.info-item {
    background: white;  /* 与服务卡片保持一致的背景色 */
    padding: 2rem;     /* 与服务卡片保持一致的内边距 */
    border-radius: 8px;
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);  /* 与服务卡片保持一致的阴影 */
}

.info-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.info-item i {
    font-size: 2rem;
    color: #007bff;
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 50%;
    min-width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.info-content {
    flex: 1;
}

.info-content h3 {
    margin-bottom: 1rem;
    color: #333;
    font-size: 1.2rem;
    font-weight: 600;
}

.info-content p {
    color: #666;
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* 响应式布局 */
@media (max-width: 768px) {
    .contact-info {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .info-item {
        padding: 1.5rem;
    }
    
    .info-item i {
        font-size: 1.5rem;
        min-width: 50px;
        height: 50px;
    }
}

/* 标题和段落的间距 */
section h2 {
    margin-bottom: 1rem;
}