/* Shared by lesson practice and standalone tasks. */
.quiz-choice-options { display: grid; gap: 8px; width: 100%; counter-reset: quiz-option; }
.quiz-choice-option {
  display: grid; grid-template-columns: 34px minmax(0, 1fr) 20px;
  align-items: center; gap: 12px; min-height: 52px; margin: 0;
  padding: 8px 12px; border: 1px solid var(--border-default); border-radius: 8px;
  background: var(--surface-1); color: var(--text-primary); cursor: pointer;
  counter-increment: quiz-option;
}
.quiz-choice-option::before {
  content: counter(quiz-option, upper-alpha); display: grid; place-items: center;
  width: 34px; height: 34px; border-radius: 6px;
  background: var(--surface-2); color: var(--text-primary); font-weight: 600;
}
.quiz-choice-option > span { grid-column: 2; grid-row: 1; min-width: 0; overflow-wrap: anywhere; font-size: var(--font-size-sm); font-weight: 600; line-height: 1.45; }
.quiz-choice-option > input { grid-column: 3; grid-row: 1; width: 18px; height: 18px; margin: 0; accent-color: var(--focus); }
.quiz-choice-option:hover, .quiz-choice-option:has(input:checked) { background: var(--surface-hover); }
.quiz-choice-option:has(input:focus-visible) { outline: 2px solid var(--focus); outline-offset: 2px; }
.quiz-choice-option:has(input:disabled) { cursor: default; }
.quiz-choice-option--correct, .quiz-choice-option--missed { border-color: var(--success); }
.quiz-choice-option--correct::before, .quiz-choice-option--missed::before { content: '✓'; color: var(--success); }
.quiz-choice-option--wrong { border-color: var(--danger); }
.quiz-choice-option--wrong::before { content: '×'; color: var(--danger); }