#prerequisite-checker .checker-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: flex-end;
  margin-bottom: 2rem;
  border-bottom: 1px solid #7b96c2;
  padding-bottom: 2rem;
}

#prerequisite-checker .control-group {
  flex: 1;
  min-width: 250px;
}

#prerequisite-checker label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: #E1E1E1;
}

#prerequisite-checker button:disabled {
  background-color: #9B9B9B;
  cursor: not-allowed;
}

#checker-results h3 {
  margin-top: 1.5rem;
  margin-bottom: 1rem;
  font-size: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #7b96c2;
}

#checker-results h3.met { color: #5cb85c; }
#checker-results h3.missing { color: #d9534f; }
#checker-results h3.notes { color: #E1E1E1; }

#checker-results ul {
  list-style: none;
  padding-left: 0;
}

#checker-results li {
  padding: 0.75rem;
  margin-bottom: 0.5rem;
  border-radius: 6px;
  background-color: #25344f;
  border: 1px solid #7b96c2;
  color: #E1E1E1;
}

#checker-results .course-met {
  border-left: 5px solid #5cb85c;
  font-weight: 500;
}

#checker-results .course-missing {
  border-left: 5px solid #d9534f;
}

#checker-results .notes-section p {
  margin-bottom: 0.5rem;
}

#checker-results .program-link {
  display: inline-block;
  margin-top: 1.5rem;
  font-weight: bold;
}

.checker-error {
  text-align: center;
  padding: 2rem;
  background-color: #4a2c2c;
  border: 1px solid #d9534f;
  color: #E1E1E1;
  border-radius: 8px;
  margin-top: 1rem;
}

.checker-error h3 {
  color: #E1E1E1;
  border-bottom: none;
  margin-bottom: 1rem;
}

.checker-error p {
  margin-bottom: 1.5rem;
}

.button-link {
  display: inline-block;
  background-color: #7b96c2;
  color: #25344f;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 700;
  transition: background-color 0.2s ease-in-out, color 0.2s ease-in-out;
}

.button-link:hover {
  background-color: #374e73;
  color: #E1E1E1;
  text-decoration: none;
}