/* Variables */
:root {
  --primary-color: #007bff;
  --secondary-color: #f8f9fa;
  --text-color: #333;
  --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --border-radius: 10px;
  --transition-time: 0.3s;
}

/* General Styles */
body {
  font-family: var(--font-family);
  margin: 0;
  padding: 0;
  background-color: #eef2f5;
  color: var(--text-color);
  line-height: 1.6;
}

/* Navbar */
.navbar {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.navbar ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
}

.navbar li {
  text-align: center;
  background-color: var(--secondary-color);
  padding: 15px;
  border-radius: var(--border-radius);
  transition: transform var(--transition-time), box-shadow var(--transition-time);
}

.navbar li:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.navbar a {
  text-decoration: none;
  color: var(--primary-color);
  font-weight: bold;
  font-size: 1.1em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.navbar a i {
  font-size: 1.5em;
  color: var(--primary-color);
  transition: color var(--transition-time);
}

.navbar a:hover i {
  color: #0056b3;
}

/* Responsive Styles */
@media (max-width: 600px) {
  .navbar ul {
    grid-template-columns: 1fr;
  }
}