:root {
  --quiz-card: rgba(255, 255, 255, 0.04);
  --quiz-border: rgba(255, 255, 255, 0.1);
}

[data-theme="clear-mode"]{
  --quiz-card: rgba(255, 255, 255, 0.78);
  --quiz-border: var(--color-border);
}

.viral-quiz {
  background: var(--quiz-card);
  border: 1px solid var(--quiz-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.quiz-question {
  margin-bottom: 24px;
}

.quiz-question h3 {
  margin-bottom: 14px;
  font-size: 1.2rem;
}

.quiz-progress {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.quiz-progress__label {
  font-size: 0.95rem;
  color: var(--color-muted);
  min-width: 110px;
}

.quiz-progress__bar {
  position: relative;
  flex: 1;
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.quiz-progress__bar span {
  position: absolute;
  inset: 0;
  width: 0;
  background: linear-gradient(90deg, rgba(var(--color-accent-rgb), 0.90), rgba(var(--color-accent-2-rgb), 0.70));
  border-radius: 999px;
  transition: width 0.25s ease;
}

.quiz-step {
  display: none;
}

.quiz-step.is-active {
  display: block;
}

.quiz-option {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: border 0.2s ease, background 0.2s ease;
}

.quiz-option input {
  margin: 0;
  width: 18px;
  height: 18px;
  border: 2px solid var(--quiz-border);
  border-radius: 50%;
  background: transparent;
  appearance: none;
  -webkit-appearance: none;
  flex-shrink: 0;
  position: relative;
  transition: border 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.quiz-option input:checked {
  border-color: var(--color-accent);
  background: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(var(--color-accent-rgb), 0.18);
}

.quiz-option span {
  flex: 1;
  color: var(--color-text);
  line-height: 1.4;
}

.quiz-option.is-selected {
  border-color: rgba(var(--color-accent-rgb), 0.45);
  background: rgba(var(--color-accent-rgb), 0.10);
}

.quiz-option.is-selected span {
  font-weight: 600;
}

.quiz-option:hover {
  border-color: rgba(var(--color-accent-rgb), 0.32);
  background: rgba(255, 255, 255, 0.04);
}

.quiz-submit {
  margin-top: 12px;
}

.quiz-nav {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.quiz-error {
  margin-top: 12px;
  color: #ff7b6b;
  font-weight: 600;
}

.quiz-result {
  margin-top: 28px;
}

.result-card {
  background: var(--quiz-card);
  border: 1px solid var(--quiz-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
}

.result-tag {
  display: inline-flex;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(var(--color-accent-rgb), 0.14);
  color: var(--color-accent);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
}

.result-signature {
  margin-top: 12px;
  font-style: italic;
}

.result-traits {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.result-traits li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--color-muted);
}

.result-traits li::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(var(--color-accent-rgb), 0.18);
  flex-shrink: 0;
}

.result-actions,
.result-share {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.result-hint {
  margin-top: 12px;
  color: var(--color-muted);
}

.info-callout {
  margin: 18px 0;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: rgba(var(--color-accent-rgb), 0.10);
  border: 1px solid rgba(var(--color-accent-rgb), 0.22);
}

.info-callout h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.info-callout p {
  margin: 0;
  color: var(--color-muted);
}

.data-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin: 16px 0;
}

.data-card {
  background: var(--quiz-card);
  border: 1px solid var(--quiz-border);
  border-radius: var(--radius-md);
  padding: 18px;
}

.data-card h3 {
  margin-top: 0;
  font-size: 1.05rem;
}

.data-card p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.note {
  margin-top: 14px;
  padding-left: 12px;
  border-left: 3px solid rgba(var(--color-accent-rgb), 0.50);
  color: var(--color-muted);
}

[data-theme="clear-mode"] .quiz-progress__bar{
  background: rgba(18, 20, 27, 0.06);
}

[data-theme="clear-mode"] .quiz-option:hover{
  background: rgba(var(--color-accent-rgb), 0.06);
}

[data-theme="clear-mode"] .result-traits li{
  background: rgba(255, 255, 255, 0.80);
  border: 1px solid rgba(18, 20, 27, 0.10);
}

[data-theme="clear-mode"] .info-callout{
  background: rgba(var(--color-accent-rgb), 0.08);
  border: 1px solid rgba(var(--color-accent-rgb), 0.18);
}

@media (max-width: 768px) {
  .viral-quiz {
    padding: 20px;
  }

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

  .quiz-nav {
    justify-content: flex-start;
  }
}