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

body {
    font-family: 'Microsoft YaHei', '微软雅黑', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

.container {
    width: 85%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 导航栏样式 */
header {
    background-color: #2c3e50;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    color: #fff;
    font-size: 24px;
    font-weight: 700;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: #3498db;
}

/* 英雄区域样式 */
.hero {
    background: linear-gradient(135deg, #3498db, #2c3e50);
    color: #fff;
    padding: 100px 0;
    text-align: center;
}

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

.hero h3 {
    font-size: 24px;
    font-weight: 400;
    margin-bottom: 30px;
}

.divider {
    height: 3px;
    width: 80px;
    background-color: #fff;
    margin: 0 auto;
}

/* 关于我们区域 */
.about {
    padding: 80px 0;
    text-align: center;
    background-color: #fff;
}

.about h2 {
    font-size: 36px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.about p {
    font-size: 18px;
    margin-bottom: 20px;
    color: #7f8c8d;
}

.about .divider {
    background-color: #3498db;
    margin-bottom: 30px;
}

.about .description {
    max-width: 700px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.8;
}

/* 服务区域 */
.services {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.services .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.service-item {
    flex-basis: 48%;
    background-color: #fff;
    padding: 40px;
    margin-bottom: 30px;
    border-radius: 5px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.service-item h2 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.service-item p {
    color: #7f8c8d;
    margin-bottom: 10px;
}

/* 联系我们区域 */
.contact {
    padding: 60px 0;
    text-align: center;
    background-color: #2c3e50;
    color: #fff;
}

.contact h2 {
    font-size: 28px;
    margin-bottom: 30px;
}

.contact-links {
    margin-top: 20px;
}

.contact-links a {
    color: #fff;
    text-decoration: none;
    margin: 0 10px;
    transition: color 0.3s;
}

.contact-links a:hover {
    color: #3498db;
}

.contact-links span {
    color: #7f8c8d;
}

/* 页脚样式 */
footer {
    background-color: #1a252f;
    color: #7f8c8d;
    padding: 30px 0;
    text-align: center;
}

footer p {
    margin-bottom: 10px;
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
    }
    
    nav ul {
        margin-top: 20px;
    }
    
    nav ul li {
        margin: 0 10px;
    }
    
    .services .container {
        flex-direction: column;
    }
    
    .service-item {
        flex-basis: 100%;
    }
    
    .hero h2 {
        font-size: 36px;
    }
    
    .hero h3 {
        font-size: 20px;
    }
}