/* Reset and base styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #f2f2f2;
  color: #333;
  line-height: 1.6;
}

/* Navbar */
.navbar {
  background-color: #333;
  color: #fff;
  display: flex;
  justify-content: space-between;
  padding: 10px 20px;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar .logo {
  font-weight: bold;
  font-size: 20px;
}

.navbar .nav-links a {
  color: #fff;
  margin-left: 15px;
  text-decoration: none;
  font-size: 16px;
}

.navbar .nav-links a:hover {
  text-decoration: underline;
}

/* Main content */
.container {
  max-width: 800px;
  margin: auto;
  padding: 20px;
}

h1 {
  text-align: center;
  margin-bottom: 30px;
  color: #222;
}

section {
  background: #fff;
  padding: 20px;
  border-radius: 12px;
  margin-bottom: 20px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

select,
input[type="text"] {
  width: 100%;
  padding: 10px;
  margin-top: 10px;
  font-size: 16px;
  border-radius: 6px;
  border: 1px solid #ccc;
}

button {
  display: block;
  width: 100%;
  background-color: #007bff;
  color: white;
  border: none;
  font-size: 18px;
  padding: 12px;
  border-radius: 8px;
  cursor: pointer;
  margin-top: 20px;
}

button:hover {
  background-color: #0056b3;
}

.shuffled {
  font-style: italic;
  color: #444;
}

#result {
  background-color: #eaf6ff;
  border-left: 5px solid #007bff;
  padding: 15px;
  margin-top: 20px;
  border-radius: 8px;
}

/* Responsive design */
@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .navbar .nav-links {
    margin-top: 10px;
  }

  button {
    font-size: 16px;
  }
}