/* Quizzes (see assets/js/quiz.js) */

.quiz {
  margin: 2rem 0;
  padding: 1.25rem;
  background: var(--color-bg-acc);
  border-radius: 16px;
}

.quiz__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.quiz__title {
  font-size: 1.3rem;
  font-weight: 700;
}

.quiz__progress {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-acc);
}

.quiz__list {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.quiz__list > li {
  margin: 0;
  padding: 1rem 1.1rem;
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: 12px;
}

.quiz__list > li::before {
  content: none;
}

.quiz__prompt {
  margin: 0 0 0.85rem;
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.45;
}

.quiz__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.7rem;
  height: 1.7rem;
  margin-right: 0.5rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-primary-contrast);
  background: var(--color-primary);
  border-radius: 50%;
  vertical-align: 0.1em;
}

.quiz__blank-line {
  display: inline-block;
  min-width: 4em;
  border-bottom: 3px solid currentColor;
  opacity: 0.6;
}

/* Multiple choice */
.quiz__choices {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.6rem;
}

.quiz__choice,
.quiz__reveal,
.quiz__check,
.quiz__again {
  padding: 0.7rem 1rem;
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.quiz__choice {
  text-align: left;
}

.quiz__choice:hover:not(:disabled),
.quiz__reveal:hover,
.quiz__check:hover:not(:disabled),
.quiz__again:hover {
  border-color: var(--color-primary);
}

.quiz__choice:focus-visible,
.quiz__reveal:focus-visible,
.quiz__check:focus-visible,
.quiz__again:focus-visible,
.quiz__input:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

.quiz__choice:disabled {
  cursor: default;
  opacity: 0.55;
}

.quiz__choice.is-right {
  opacity: 1;
  color: #fff;
  background: var(--color-success);
  border-color: var(--color-success);
}

.quiz__choice.is-wrong {
  opacity: 1;
  color: #fff;
  background: var(--color-error);
  border-color: var(--color-error);
}

.quiz__choice.is-right::before { content: "✓ "; }
.quiz__choice.is-wrong::before { content: "✗ "; }

/* Fill in the blank */
.quiz__fill {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.quiz__input {
  flex: 1 1 180px;
  min-width: 0;
  padding: 0.7rem 0.9rem;
  font: inherit;
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: 10px;
}

.quiz__fill.is-right .quiz__input { border-color: var(--color-success); }
.quiz__fill.is-wrong .quiz__input { border-color: var(--color-error); }

.quiz__check {
  color: var(--color-primary-contrast);
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.quiz__check:disabled {
  opacity: 0.5;
  cursor: default;
}

/* Feedback */
.quiz__feedback {
  margin-top: 0.8rem;
  padding: 0.7rem 0.9rem;
  line-height: 1.5;
  background: var(--color-bg-acc);
  border-left: 4px solid var(--color-primary);
  border-radius: 6px;
}

.quiz__feedback.is-right { border-left-color: var(--color-success); }
.quiz__feedback.is-wrong { border-left-color: var(--color-error); }

.quiz__why {
  display: block;
  margin-top: 0.35rem;
  color: var(--color-text-acc);
}

.quiz__feedback[hidden],
.quiz__reveal[hidden],
.quiz__score[hidden] {
  display: none;
}

/* Score */
.quiz__score {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 1rem;
  padding: 1rem 1.1rem;
  font-size: 1.15rem;
  background: var(--color-bg);
  border: 2px solid var(--color-primary);
  border-radius: 12px;
}