:root {
  --primary-color: #e8f5e9;
  --secondary-color: #c8e6c9;
  --accent-color: #81c784;
  --text-color: #2e7d32;
  --dark-text: #1b5e20;
}

body {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: var(--primary-color);
  margin: 0;
  padding: 0;
}

header {
  background-color: var(--secondary-color);
  padding: 1rem;
  text-align: center;
  border-bottom: 3px solid var(--accent-color);
}

nav {
  background-color: var(--secondary-color);
  padding: 0.5rem;
  text-align: center;
}

nav ul {
  list-style-type: none;
  padding: 0;
  margin: 0;
  display: flex;
  justify-content: center;
}

nav li {
  margin: 0 1rem;
}

nav a {
  color: var(--dark-text);
  text-decoration: none;
  font-weight: bold;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: background-color 0.3s;
}

nav a:hover {
  background-color: var(--accent-color);
  color: white;
}

main {
  max-width: 1200px;
  margin: 2rem auto;
  padding: 0 1rem;
}

section {
  margin-bottom: 2rem;
  background-color: white;
  padding: 1.5rem;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

h1, h2, h3 {
  color: var(--dark-text);
}

h1 {
  border-bottom: 2px solid var(--accent-color);
  padding-bottom: 0.5rem;
}

footer {
  text-align: center;
  padding: 1rem;
  background-color: var(--secondary-color);
  color: var(--dark-text);
  margin-top: 2rem;
}

.publication {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px dashed var(--accent-color);
}

.publication:last-child {
  border-bottom: none;
}

.team-member {
  display: flex;
  margin-bottom: 1rem;
  align-items: center;
}

.team-member img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin-right: 1rem;
  object-fit: cover;
  border: 2px solid var(--accent-color);
}

@media (max-width: 768px) {
  nav ul {
    flex-direction: column;
  }
  
  nav li {
    margin: 0.5rem 0;
  }
}
/* 导航栏样式 */
    .navbar {
            position: sticky;
            top: 0;
            background: rgba(243, 245, 243, 0.95);
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
            z-index: 1000;
            padding: 0 10%;
        }

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
}

.logo h1 {
  color: #2e7d32;
  font-size: 1.8rem;
  margin-left: 10px;
}

.logo-icon {
  color: #2e7d32;
  font-size: 2rem;
}

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

.nav-links li {
  margin-left: 25px;
}

.nav-links a {
  text-decoration: none;
  color: #1b5e20;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s;
  position: relative;
  padding: 5px 0;
}

.nav-links a:hover {
  color: #2e7d32;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background-color: #2e7d32;
  transition: width 0.3s ease;
}

.nav-links a:hover::after {
  width: 100%;
}

/* 当前页面链接高亮样式 */
.nav-links a.active {
  color: #2e7d32;
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: #2e7d32;
}