.quiz-page {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.quiz-hero,
.quiz-panel {
  background: var(--surface-bg);
  border: 1px solid var(--nav-border);
  border-radius: 16px;
  box-shadow: var(--shadow-soft);
}

.quiz-hero {
  padding: 1.5rem;
}

.quiz-eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--blue-mid) 58%, var(--nav-border) 42%);
  background: color-mix(in srgb, var(--surface-soft) 72%, var(--surface-bg) 28%);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-sub);
  margin-bottom: 0.5rem;
}

.quiz-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.quiz-panel {
  padding: 1.25rem;
}

.quiz-panel h2 {
  margin-top: 0;
  margin-bottom: 0.75rem;
  color: var(--text-dark);
}

.quiz-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.quiz-session-badges {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.quiz-label,
.quiz-fieldset legend,
.quiz-prompt-label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.45rem;
}

.quiz-control {
  width: 100%;
  border: 1px solid var(--nav-border);
  border-radius: 10px;
  padding: 0.8rem 0.9rem;
  font: inherit;
  color: var(--text-main);
  background: var(--surface-bg);
  margin-bottom: 1rem;
}

.quiz-control:focus {
  outline: 2px solid var(--accent-soft);
  border-color: var(--blue);
}

.quiz-meta,
.quiz-helper,
.quiz-status {
  color: var(--text-sub);
  line-height: 1.5;
}

.quiz-meta {
  margin-bottom: 1rem;
}

.quiz-fieldset {
  border: 1px solid var(--nav-border);
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  margin: 0 0 1rem;
}

.quiz-choice {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.6rem;
}

.quiz-choice:last-child {
  margin-bottom: 0;
}

.quiz-button {
  border: 1px solid var(--blue);
  background: var(--surface-bg);
  color: var(--blue);
  font: inherit;
  font-weight: 600;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  cursor: pointer;
  transition: transform 0.2s, background 0.2s, color 0.2s;
}

.quiz-button:hover {
  background: var(--blue);
  color: #ffffff;
  transform: translateY(-1px);
}

.quiz-button-primary {
  background: var(--blue);
  color: #ffffff;
}

.quiz-button-primary:hover {
  background: var(--accent-strong-hover);
}

:root[data-theme='dark'] .quiz-button {
  background: var(--surface-soft);
  color: var(--text-dark);
  box-shadow: 0 10px 18px rgba(0, 0, 0, 0.18);
}

:root[data-theme='dark'] .quiz-button:hover {
  background: var(--blue-light);
  color: #243847;
}

:root[data-theme='dark'] .quiz-button-primary {
  background: var(--blue-light);
  border-color: var(--blue-light);
  color: #243847;
}

:root[data-theme='dark'] .quiz-button-primary:hover {
  background: #b7e2ff;
  border-color: #b7e2ff;
}

.quiz-preview-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.9rem;
  max-height: 320px;
  overflow-y: auto;
  padding-right: 0.35rem;
  color-scheme: light;
}

:root[data-theme='dark'] .quiz-preview-list {
  color-scheme: dark;
}

.quiz-preview-card {
  border: 1px solid var(--nav-border);
  border-radius: 12px;
  padding: 1rem;
  background: color-mix(in srgb, var(--surface-bg) 88%, var(--page-bg) 12%);
}

.quiz-preview-korean {
  margin: 0 0 0.4rem;
  font-size: 1.2rem;
  color: var(--text-dark);
}

.quiz-preview-english {
  margin: 0;
  color: var(--text-sub);
}

.quiz-badge {
  background: color-mix(in srgb, var(--blue-light) 42%, var(--surface-bg) 58%);
  border: 1px solid color-mix(in srgb, var(--blue-mid) 65%, var(--nav-border) 35%);
  color: var(--text-dark);
  border-radius: 999px;
  padding: 0.4rem 0.8rem;
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1;
}

:root[data-theme='dark'] .quiz-badge {
  background: color-mix(in srgb, var(--blue-light) 20%, var(--surface-soft) 80%);
  border-color: color-mix(in srgb, var(--blue-light) 34%, var(--nav-border) 66%);
  color: var(--text-dark);
}

.quiz-session {
  min-height: 320px;
}

.quiz-empty-state {
  display: grid;
  place-items: center;
  min-height: 180px;
  text-align: center;
  border: 1px dashed var(--nav-border);
  border-radius: 14px;
  color: var(--text-sub);
  padding: 1.25rem;
}

.quiz-card {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.quiz-question {
  margin: 0;
  font-size: 2rem;
}

.quiz-audio-row,
.quiz-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.quiz-result {
  min-height: 1.5rem;
  font-weight: 600;
}

#replay-quiz {
  align-self: flex-start;
}

.quiz-result-success {
  color: #1d7a31;
}

.quiz-result-error {
  color: var(--red);
}

.is-hidden {
  display: none;
}

@media (max-width: 768px) {
  .quiz-grid {
    grid-template-columns: 1fr;
  }

  .quiz-panel-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .quiz-session-badges {
    justify-content: flex-start;
  }

  .quiz-question {
    font-size: 1.6rem;
  }
}