.quiz-modal {
  position: fixed;
  inset: 0;
  z-index: 11000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(3px);
  padding: 1rem;
}

.quiz-modal.hidden {
  display: none;
}

.quiz-modal-content {
  background: #fff;
  border-radius: 20px;
  width: 100%;
  max-width: 460px;
  padding: 1.6rem;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.18);
  animation: quizIn 0.28s ease-out;
}

@keyframes quizIn {
  from { opacity: 0; transform: translateY(16px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

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

.quiz-progress {
  font-size: 0.75rem;
  font-weight: 600;
  color: #64748b;
  background: #f1f5f9;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
}

.quiz-skip {
  font-size: 0.75rem;
  color: #94a3b8;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
}

.quiz-skip:hover {
  color: #3b6fd9;
}

.quiz-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(59, 111, 217, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}

.quiz-question {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.35;
  text-align: center;
  margin-bottom: 1.25rem;
  color: #1e293b;
}

.quiz-input-area {
  margin-bottom: 1.25rem;
}

.quiz-input {
  width: 100%;
  padding: 0.85rem 1rem;
  font-size: 1rem;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  font-family: inherit;
}

.quiz-input:focus {
  border-color: #3b6fd9;
  box-shadow: 0 0 0 3px rgba(59, 111, 217, 0.12);
}

.quiz-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.55rem;
}

@media (min-width: 420px) {
  .quiz-options {
    grid-template-columns: 1fr 1fr;
  }
}

.quiz-option {
  padding: 0.75rem 0.9rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #334155;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  cursor: pointer;
  text-align: left;
  transition: all 0.15s ease;
  font-family: inherit;
}

.quiz-option:hover,
.quiz-option.active {
  background: #3b6fd9;
  border-color: #3b6fd9;
  color: #fff;
}

.quiz-next {
  width: 100%;
  padding: 0.95rem;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background: #3b6fd9;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.2s, opacity 0.2s;
  font-family: inherit;
}

.quiz-next:hover:not(:disabled) {
  background: #2f5fc0;
}

.quiz-next:disabled {
  background: #cbd5e1;
  cursor: not-allowed;
}

.quiz-hint {
  margin-top: 0.85rem;
  font-size: 0.75rem;
  color: #94a3b8;
  text-align: center;
}