/* Original styles */
.choice-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 20px 0;
  padding: 20px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  background-color: #fdfdfd;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}

/* Multiple choice hint */
.multiple-choice-hint {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background-color: #e7f3ff;
  border: 1px solid #b6d4fe;
  border-radius: 6px;
  color: #0a58ca;
  font-size: 0.9em;
  font-weight: 500;
  margin: 5px 0;
}

.multiple-choice-hint i {
  font-size: 0.85em;
}

/* Choice Option */
.choice-option {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #d1d1d1;
  border-radius: 6px;
  background-color: #ffffff;
  cursor: pointer;
  transition: background-color 0.2s ease-in-out, border-color 0.2s ease-in-out, transform 0.1s ease-in-out;
}

.choice-option:hover {
  background-color: #f0f7ff;
  border-color: #80bfff;
  transform: translateY(-1px);
}

.choice-option input[type="radio"],
.choice-option input[type="checkbox"] {
  margin-right: 12px;
  transform: scale(1.1);
  accent-color: #007bff;
}

.choice-label {
  font-weight: bold;
  margin-right: 10px;
  color: #007bff;
}

.choice-text {
  flex: 1;
  font-size: 1em;
  color: #333;
}

.choice-text p {
  margin: 0;
}

.choice-text code {
  color: #c7254e;
  background-color: #f9f2f4;
  padding: 2px 4px;
  border-radius: 4px;
  font-size: 0.9em;
}

/* Inline choice styles */
.choice-inline {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 10px;
  justify-content: flex-start;
}

.choice-option-inline {
  flex: 1 1 calc(25% - 10px);
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 10px 14px;
  border: 1px solid #d1d1d1;
  border-radius: 6px;
  background-color: #ffffff;
  cursor: pointer;
  transition: background-color 0.2s ease-in-out, border-color 0.2s ease-in-out, transform 0.1s ease-in-out;
  text-align: left;
}

.choice-option-inline:hover {
  background-color: #f0f7ff;
  border-color: #80bfff;
  transform: translateY(-1px);
}

.choice-option-inline input[type="radio"],
.choice-option-inline input[type="checkbox"] {
  margin-right: 10px;
  transform: scale(1.1);
  accent-color: #007bff;
}

.explanation {
  display: none;
  background-color: #e9f5ff;
  padding: 15px;
  border-radius: 6px;
  font-size: 1em;
  line-height: 1.6;
  border: 1px solid #b3d7ff;
  color: #333;
}

.explanation strong {
  color: #0056b3;
  font-weight: 600;
}

.explanation .correct-answer-text {
  font-weight: bold;
  color: #28a745;
}

.feedback-area {
  display: none;
  padding: 10px;
  border-radius: 5px;
  font-weight: bold;
  font-size: 0.95em;
}

.feedback-area.correct {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.feedback-area.incorrect {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.feedback-area.no-selection {
  background-color: #fff3cd;
  color: #856404;
  border: 1px solid #ffeaa7;
}

.feedback-area.partial {
  background-color: #cce5ff;
  color: #004085;
  border: 1px solid #b8daff;
}

/* Dark mode adjustments */
.dark-mode .choice-container {
  border-color: #444;
  background-color: #1a1a1a;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.dark-mode .choice-option,
.dark-mode .choice-option-inline {
  background-color: #2a2a2a;
  border-color: #555;
  color: #e0e0e0;
}

.dark-mode .choice-option:hover,
.dark-mode .choice-option-inline:hover {
  background-color: #333;
  border-color: #666;
}

.dark-mode .choice-text {
  color: #e0e0e0;
}

.dark-mode .explanation {
  background-color: #2a2a2a;
  border-color: #555;
  color: #e0e0e0;
}

.dark-mode .multiple-choice-hint {
  background-color: #1a3c5c;
  border-color: #2c5282;
  color: #90cdf4;
}

/* Eyecare mode adjustments */
.eyecare-mode .choice-container {
  border-color: #d0d0d0;
  background-color: #f8f6f0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}

.eyecare-mode .multiple-choice-hint {
  background-color: #e8f0fe;
  border-color: #c6d9fd;
  color: #2c5282;
}

/* Responsive design */
@media (max-width: 768px) {
  .choice-option-inline {
    flex: 1 1 100%;
  }
}