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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: #f5f5f5;
  color: #333;
}

.container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Navbar */
.navbar {
  background-color: #333;
  color: white;
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
}

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

.nav-links {
  display: flex;
  gap: 1rem;
}

.nav-links a {
  color: white;
  text-decoration: none;
  padding: 0.5rem;
  border-radius: 4px;
}

.nav-links a:hover {
  background-color: #555;
}

/* Main content */
main {
  flex: 1;
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: #333;
}

.description {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  color: #666;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.card {
  background-color: white;
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s ease;
}

.card:hover {
  transform: translateY(-5px);
}

.card h2 {
  margin-bottom: 0.5rem;
  color: #333;
}

.card p {
  color: #666;
}

/* Footer */
.footer {
  background-color: #333;
  color: white;
  padding: 1rem;
  text-align: center;
  margin-top: auto;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

/* Data page layout */
.data-layout {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}

.data-sidebar {
  width: 250px;
  flex-shrink: 0;
}

.data-content {
  flex: 1;
  min-width: 0;
}

.indicator-group {
  margin-bottom: 1.5rem;
}

.group-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: #333;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #ddd;
}

.indicator-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.indicator-item {
  padding: 0.75rem 1rem;
  margin-bottom: 0.5rem;
  background-color: white;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.indicator-item:hover {
  background-color: #f0f0f0;
  transform: translateX(4px);
}

.indicator-item.active {
  background-color: #333;
  color: white;
}

.indicator-detail {
  background-color: white;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.indicator-title {
  font-size: 1.8rem;
  color: #333;
  margin-bottom: 0.5rem;
}

.indicator-description {
  color: #666;
  margin-bottom: 2rem;
}

.chart-container {
  margin-bottom: 3rem;
  padding: 1rem;
  background-color: #fafafa;
  border-radius: 8px;
}

.data-table-container {
  margin-top: 2rem;
}

.table-title {
  font-size: 1.3rem;
  color: #333;
  margin-bottom: 1rem;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.data-table th,
.data-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid #eee;
}

.data-table th {
  background-color: #f5f5f5;
  font-weight: 600;
  color: #333;
}

.data-table tbody tr:hover {
  background-color: #f9f9f9;
}

@media (max-width: 900px) {
  .data-layout {
    flex-direction: column;
  }
  
  .data-sidebar {
    width: 100%;
  }
}