/* ===== Start Screen ===== */
.start-intro {
  text-align: center;
  margin-block: var(--space-xl) var(--space-lg);
}

.start-intro h2 {
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.start-intro p {
  font-size: 1rem;
}

.mode-cards {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.mode-card {
  flex: 1;
}

.mode-card h3 {
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.mode-card p {
  margin-bottom: var(--space-md);
}

.mode-features {
  margin: 0 0 var(--space-md) var(--space-md);
  padding: 0;
  list-style: disc;
  color: var(--color-text-secondary);
  font-size: 0.9em;
  font-style: italic;
}

.mode-card .btn {
  width: 100%;
  margin-top: var(--space-md);
}

/* Category chips container */
.chip-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.chip-toggle-link {
  background: none;
  border: none;
  color: var(--color-primary);
  font-size: 0.85rem;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  margin-bottom: var(--space-md);
  display: inline-block;
}

.chip-toggle-link:hover {
  color: #0d47a1;
}

/* Exam description */
.exam-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.exam-desc strong {
  color: var(--color-text);
}

@media (max-width: 480px) {
  .start-intro h2 { font-size: 1.1rem; }
  .question-text { font-size: 1rem; }
  .answer-option { padding: var(--space-sm) var(--space-md); font-size: 0.9rem; }
  .result-overall { padding: var(--space-lg); }
  .result-category { padding: var(--space-sm); }
}

@media (min-width: 768px) {
  .mode-cards {
    flex-direction: row;
    align-items: flex-start;
  }

  .start-intro h2 {
    font-size: 1.6rem;
  }
}

/* ===== Quiz Screen ===== */

/* Question header */
.question-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block: var(--space-md) var(--space-sm);
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.question-counter {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

/* Question text */
.question-text {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

/* Answer list */
.answer-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

/* Navigation — sticky bottom */
.quiz-nav {
  position: sticky;
  bottom: 0;
  background-color: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-sm);
  transition: background-color var(--transition-normal),
              border-color var(--transition-normal);
  z-index: 50;
}

.quiz-nav > #btn-zurueck {
  justify-self: start;
}

.quiz-nav > #btn-weiter {
  justify-self: center;
}

.quiz-nav-right {
  justify-self: end;
  display: flex;
  gap: var(--space-xs);
}

/* ===== Results Screen ===== */

/* Summary wrapper */
.results-summary {
  margin-block: var(--space-lg) var(--space-xl);
}

/* Overall result box */
.result-overall {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  text-align: center;
  margin-bottom: var(--space-lg);
}

.result-overall.result-passed {
  background-color: var(--color-correct-bg);
  border: 2px solid var(--color-correct);
}

.result-overall.result-failed {
  background-color: var(--color-wrong-bg);
  border: 2px solid var(--color-wrong);
}

.result-overall.result-neutral {
  border: 2px solid var(--color-border);
}

.result-overall-text {
  font-size: 1.5rem;
  font-weight: 700;
}

.result-passed .result-overall-text {
  color: var(--color-correct);
}

.result-failed .result-overall-text {
  color: var(--color-wrong);
}

.result-overall-score {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

/* Per-category results */
.result-categories {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.result-category {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  flex-wrap: wrap;
}

.result-category-info {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  min-width: 160px;
}

.result-category-score {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.result-category-pass {
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
}

.result-category-pass.passed {
  color: var(--color-correct);
}

.result-category-pass.failed {
  color: var(--color-wrong);
}

@media (min-width: 768px) {
  .result-categories {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
  }
}

/* Review heading */
.review-heading {
  margin-bottom: var(--space-md);
}

/* Review list */
.review-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

/* Review item (card-style, uses native <details>) */
.review-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: background-color var(--transition-normal),
              border-color var(--transition-normal);
}

/* Review item header (<summary> element) */
.review-item-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
  padding: var(--space-md);
  user-select: none;
  list-style: none;
}

.review-item-header::-webkit-details-marker {
  display: none;
}

.review-item-header:hover {
  background-color: rgba(21, 101, 192, 0.04);
}

/* Review icon */
.review-icon {
  flex-shrink: 0;
  font-size: 1.1rem;
  font-weight: 700;
  width: 1.5em;
  text-align: center;
}

.review-icon.correct {
  color: var(--color-correct);
}

.review-icon.incorrect {
  color: var(--color-wrong);
}

/* Review item number */
.review-item-nr {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

/* Review item text */
.review-item-text {
  flex: 1;
  font-size: 0.9rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Review item body (expandable) */
.review-item-body {
  padding: 0 var(--space-md) var(--space-md);
  border-top: 1px solid var(--color-border);
}

/* Body hidden by default via native <details> — shown when [open] */

/* Review answer rows */
.review-answer {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.review-answer:last-child {
  border-bottom: none;
}

.review-answer.correct {
  color: var(--color-correct);
}

.review-answer.incorrect {
  color: var(--color-wrong);
}

.review-answer.missed {
  color: var(--color-correct);
  border-left: 2px dashed var(--color-correct);
  padding-left: var(--space-sm);
}

.review-answer-text {
  flex: 1;
}

.review-answer-markers {
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  opacity: 0.8;
}

/* Not confirmed text */
.review-not-confirmed {
  font-style: italic;
  color: var(--color-text-secondary);
  padding-top: var(--space-sm);
}

/* Results actions (Neuer Test button) */
.results-actions {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

/* ===== Dark mode adjustments ===== */
[data-theme="dark"] .answer-option:hover:not(.locked) {
  background-color: rgba(21, 101, 192, 0.1);
}

[data-theme="dark"] .answer-option.selected {
  background-color: rgba(21, 101, 192, 0.15);
}

[data-theme="dark"] .review-item-header:hover {
  background-color: rgba(21, 101, 192, 0.08);
}

[data-theme="dark"] .category-chip {
  opacity: 0.4;
}

[data-theme="dark"] .category-chip.active {
  opacity: 1;
}