:root {
  --primary-color: #6c63ff;
  --secondary-color: #f5f5f5;
  --accent-color: #4caf50;
  --warning-color: #f44336;
  --text-color: #333;
  --light-text: #666;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-color);
  background-color: #f8f9fa;
  line-height: 1.6;
}

.header {
  background-color: var(--primary-color);
  color: white;
  padding: 2rem 0;
  margin-bottom: 2rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.header h1 {
  font-weight: 700;
}

.nav-pills .nav-link {
  color: var(--text-color);
  border-radius: 0.25rem;
  transition: all 0.3s ease;
}

.nav-pills .nav-link:hover {
  background-color: #e9ecef;
}

.nav-pills .nav-link.active {
  background-color: var(--primary-color);
  color: white;
}

.scrollspy-example-2 {
  position: relative;
  height: 90vh;
  overflow: auto;
  padding: 1rem;
}

h4 {
  color: var(--primary-color);
  margin-top: 1.5rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

h5 {
  color: var(--light-text);
  margin-top: 1rem;
}

.emoji-icon {
  font-size: 1.5rem;
  margin-right: 0.5rem;
  vertical-align: middle;
}

.highlight {
  background-color: rgba(108, 99, 255, 0.1);
  border-left: 4px solid var(--primary-color);
  padding: 1rem;
  margin: 1rem 0;
  border-radius: 0 0.25rem 0.25rem 0;
}

.checkmark {
  color: var(--accent-color);
  margin-right: 0.5rem;
}

.prohibited {
  color: var(--warning-color);
  margin-right: 0.5rem;
}

strong {
  font-weight: 600;
}

.code-block {
  background-color: #f8f9fa;
  border-radius: 0.25rem;
  padding: 1rem;
  margin: 1rem 0;
  border-left: 4px solid #6c757d;
  font-family: Consolas, Monaco, "Andale Mono", "Ubuntu Mono", monospace;
  font-size: 0.9rem;
  overflow: auto;
}

footer {
  background-color: var(--secondary-color);
  padding: 2rem 0;
  margin-top: 2rem;
}

@media (max-width: 768px) {
  .scrollspy-example-2 {
    height: auto;
    max-height: 60vh;
  }
}