/* 基础样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Microsoft YaHei", sans-serif;
}

body {
  color: #333;
  line-height: 1.6;
  background-color: #f9f9f9;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 导航栏样式 */
header {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
}

.logo {
  font-size: 24px;
  font-weight: bold;
  color: #1a56db;
}

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

.nav-links li {
  margin-left: 30px;
}

.nav-links a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: #1a56db;
}

/* 英雄区域样式 */
.hero {
  background: linear-gradient(135deg, #1a56db 0%, #0a36a9 100%);
  color: white;
  padding: 150px 0 100px;
  text-align: center;
  margin-top: 60px;
}

.hero h1 {
  font-size: 48px;
  margin-bottom: 20px;
}

.hero p {
  font-size: 20px;
  max-width: 700px;
  margin: 0 auto 30px;
}

.btn {
  display: inline-block;
  background-color: #ff7b31;
  color: white;
  padding: 12px 30px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s;
}

.btn:hover {
  background-color: #e06622;
}

/* 服务区域样式 */
.services {
  padding: 80px 0;
  background-color: white;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-size: 36px;
  color: #1a56db;
  margin-bottom: 15px;
}

.section-title p {
  color: #666;
  max-width: 700px;
  margin: 0 auto;
}

.service-cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
}

.service-card {
  background-color: #f8f9fa;
  border-radius: 10px;
  padding: 30px;
  width: 100%;
  max-width: 350px;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.service-card h3 {
  font-size: 22px;
  margin: 20px 0;
  color: #333;
}

/* 关于我们样式 */
.about {
  padding: 80px 0;
  background-color: #f1f5f9;
}

.about-content {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 40px;
}

.about-text {
  flex: 1;
  min-width: 300px;
}

.about-text h2 {
  font-size: 36px;
  color: #1a56db;
  margin-bottom: 20px;
}

.about-image {
  flex: 1;
  min-width: 300px;
  text-align: center;
}

.about-image img {
  max-width: 100%;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* 联系样式 */
.contact {
  padding: 80px 0;
  background-color: white;
}

.contact-info {
  text-align: center;
  margin-bottom: 40px;
}

.contact-details {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
  margin-top: 30px;
}

.contact-item {
  background-color: #f8f9fa;
  padding: 20px;
  border-radius: 10px;
  width: 100%;
  max-width: 300px;
  text-align: center;
}

.contact-item h3 {
  color: #1a56db;
  margin-bottom: 10px;
}

/* 页脚样式 */
footer {
  background-color: #1a2937;
  color: white;
  padding: 40px 0 20px;
  text-align: center;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 30px;
}

.footer-section {
  flex: 1;
  min-width: 250px;
}

.footer-section h3 {
  margin-bottom: 20px;
  color: #ff7b31;
}

.footer-bottom {
  border-top: 1px solid #2d3e50;
  padding-top: 20px;
  font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 36px;
  }

  .hero p {
    font-size: 18px;
  }

  .nav-links {
    display: none;
  }
}