/* General Styles */
html {
  font-family: 'Arial', sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: #333;
  background-color: #f9f9f9;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  margin: 0;
  padding: 0;
}

body {
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header Styles */
.app-header {
  background-color: #2c3e50;
  color: #ecf0f1;
  text-align: center;
  padding: 1rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.app-header h1 {
  margin: 0;
  font-size: 1.75rem;
  font-weight: bold;
}

/* Main Layout */
.app-container {
  display: flex;
  flex: 1;
  gap: 1rem;
  padding: 1rem;
}

.sidebar {
  width: 250px;
  background-color: #fff;
  padding: 1rem;
  border: 1px solid #ddd;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.sidebar h2 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.input-group {
  margin-bottom: 1rem;
}

.input-group label {
  display: block;
  font-weight: bold;
  margin-bottom: 0.5rem;
}

.input-group select, .input-group input, .input-group textarea {
  width: 100%;
  padding: 0.5rem;
  font-size: 1rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  box-sizing: border-box;
}

section {
  flex: 1;
  background-color: #fff;
  padding: 1rem;
  border: 1px solid #ddd;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

section h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #2c3e50;
}

#dashboard-content {
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #ecf0f1;
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
  color: #7f8c8d;
}

/* Learning Path Generator Section */
.learning-path-generator form {
  display: flex;
  flex-direction: column;
}

.learning-path-generator .input-group {
  margin-bottom: 1rem;
}

.learning-path-generator button {
  align-self: flex-start;
  padding: 0.75rem 1.5rem;
  background-color: #3498db;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.3s;
}

.learning-path-generator button:hover {
  background-color: #2980b9;
}

#learning-path-result {
  margin-top: 1rem;
  padding: 1rem;
  background-color: #ecf0f1;
  border-radius: 8px;
  color: #7f8c8d;
  text-align: center;
  min-height: 100px;
}

/* Footer Styles */
.app-footer {
  background-color: #2c3e50;
  color: #ecf0f1;
  text-align: center;
  padding: 1rem;
}

.app-footer p {
  margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .app-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
  }
}