/* 内容样式 */

/* 导航栏 */
.navbar {
  background-color: var(--navbar-bg);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
}

.navbar-brand a {
  font-size: 20px;
  font-weight: bold;
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s;
}

.navbar-brand a:hover {
  color: var(--text-primary);
}

.navbar-menu {
  display: flex;
  gap: 20px;
}

.nav-item {
  color: var(--text-primary);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 4px;
  transition: background-color 0.3s;
}

.nav-item:hover,
.nav-item.active {
  background-color: var(--navbar-hover-bg);
  color: var(--primary-color);
}

.navbar-user {
  display: flex;
  align-items: center;
  gap: 15px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* 主内容区域 */
.main-content {
  min-height: calc(100vh - 140px);
  padding: 30px 0;
}

/* 首页英雄区域 */
.hero {
  text-align: center;
  padding: 50px 0;
}

.hero h1 {
  font-size: 48px;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.hero p {
  font-size: 20px;
  margin-bottom: 30px;
  color: var(--text-secondary);
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 30px;
}

/* 功能特性区域 */
.features {
  padding: 50px 0;
}

.features h2 {
  text-align: center;
  font-size: 32px;
  margin-bottom: 40px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.feature-card {
  background-color: var(--bg-secondary);
  border-radius: 8px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.feature-card h3 {
  font-size: 24px;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* 页脚 */
.footer {
  background-color: var(--navbar-bg);
  padding: 25px 0;
  text-align: center;
  color: var(--text-secondary);
  margin-top: 50px;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 0.5rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--primary-color);
  text-decoration: underline;
}

.footer-links img {
  vertical-align: middle;
}

@media (max-width: 768px) {
  .footer-links {
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
  }
  
  .footer-links a {
    justify-content: center;
  }
}

/* 页面标题 */
.page-title {
  font-size: 32px;
  margin-bottom: 30px;
  text-align: center;
}

/* 表格样式 */
.table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-secondary);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.table th,
.table td {
  padding: 15px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.table th {
  background-color: var(--bg-tertiary);
  font-weight: 600;
}

.table tr:last-child td {
  border-bottom: none;
}

.table tr:hover {
  background-color: var(--table-row-hover);
}

/* 分页 */
.pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 30px;
}

.pagination .page-link {
  display: block;
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  text-decoration: none;
  color: var(--text-primary);
  transition: all 0.3s;
}

.pagination .page-link:hover,
.pagination .page-link.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* 响应式调整 */
@media (max-width: 768px) {
  .navbar .container {
    flex-direction: column;
    gap: 15px;
  }
  
  .navbar-menu {
    gap: 10px;
  }
  
  .hero h1 {
    font-size: 36px;
  }
  
  .hero p {
    font-size: 18px;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .feature-grid {
    grid-template-columns: 1fr;
  }
}