/* ── QUIZ LAYOUT ── */
#quiz-app {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 40px 80px;
}

/* ── INTRO CARD ── */
.quiz-intro {
  opacity: 0;
  animation: fade-up 0.7s var(--transition) 0.5s forwards;
}

.quiz-intro-card {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 48px 40px;
  position: relative;
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

/* tape piece on intro card */
.quiz-intro-card::before {
  content: '';
  position: absolute;
  top: -9px;
  left: 50%;
  transform: translateX(-50%) rotate(-1.2deg);
  width: 60px;
  height: 18px;
  background: var(--tape);
  border-radius: 2px;
}

.quiz-intro-emoji {
  font-size: 64px;
  margin-bottom: 20px;
  display: block;
  line-height: 1;
}

.quiz-intro-title {
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 10px;
}

.quiz-intro-sub {
  font-size: 1rem;
  font-weight: 300;
  font-style: italic;
  color: var(--ink-mid);
  margin-bottom: 32px;
  line-height: 1.5;
}

.quiz-rules {
  list-style: none;
  margin-bottom: 36px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.quiz-rules li {
  font-size: 13px;
  font-weight: 300;
  color: var(--ink-mid);
  display: flex;
  align-items: center;
  gap: 10px;
}

.quiz-rules li::before {
  content: '·';
  font-size: 20px;
  color: var(--rust);
  line-height: 1;
  flex-shrink: 0;
}

.btn-start {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  padding: 14px 40px;
  border-radius: 999px;
  border: 2px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  transition: transform 0.2s var(--transition), background 0.2s ease, box-shadow 0.2s ease;
}

.btn-start:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(30,20,10,0.18);
}

/* ── ALREADY DONE STATE ── */
.quiz-done-today {
  opacity: 0;
  animation: fade-up 0.7s var(--transition) 0.5s forwards;
}

.quiz-done-card {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 48px 40px;
  position: relative;
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

.quiz-done-card::before {
  content: '';
  position: absolute;
  top: -9px;
  left: 50%;
  transform: translateX(-50%) rotate(0.8deg);
  width: 60px;
  height: 18px;
  background: var(--tape);
  border-radius: 2px;
}

.quiz-done-score {
  font-size: 5rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 4px;
}

.quiz-done-score em {
  font-size: 1.8rem;
  font-weight: 300;
  font-style: italic;
  color: var(--ink-mid);
}

.quiz-done-label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rust);
  margin-bottom: 16px;
}

.quiz-done-msg {
  font-size: 1rem;
  font-weight: 300;
  font-style: italic;
  color: var(--ink-mid);
  margin-bottom: 32px;
  line-height: 1.55;
}

.quiz-done-countdown {
  font-size: 12px;
  font-weight: 300;
  color: var(--ink-faint);
  font-style: italic;
  margin-bottom: 28px;
}

.btn-share {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 14px;
  font-weight: 600;
  padding: 11px 32px;
  border-radius: 999px;
  border: 1.5px solid var(--ink);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.btn-share:hover {
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-1px);
}

/* ── QUESTION PANEL ── */
.quiz-question-panel {
  opacity: 0;
  animation: fade-up 0.6s var(--transition) 0.1s forwards;
  max-width: 680px;
  margin: 0 auto;
}

/* progress bar */
.quiz-progress-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 32px;
}

.quiz-progress-bar {
  flex: 1;
  height: 4px;
  background: rgba(30,20,10,0.1);
  border-radius: 99px;
  overflow: hidden;
}

.quiz-progress-fill {
  height: 100%;
  background: var(--rust);
  border-radius: 99px;
  transition: width 0.5s var(--transition);
}

.quiz-progress-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  white-space: nowrap;
}

/* question card */
.quiz-q-card {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 36px 32px 28px;
  position: relative;
}

.quiz-q-card::before {
  content: '';
  position: absolute;
  top: -9px;
  left: 50%;
  transform: translateX(-50%) rotate(var(--r, 0deg));
  width: 54px;
  height: 18px;
  background: var(--tape);
  border-radius: 2px;
}

.quiz-category {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rust);
  margin-bottom: 14px;
}

.quiz-question-text {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1.4;
  margin-bottom: 28px;
}

/* answer buttons */
.quiz-answers {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn-answer {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 14px;
  font-weight: 300;
  text-align: left;
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  border: 1.5px solid rgba(30,20,10,0.14);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.15s ease;
  position: relative;
  line-height: 1.4;
}

.btn-answer:hover:not(:disabled) {
  border-color: var(--ink);
  background: var(--cream);
  transform: translateX(3px);
}

.btn-answer:disabled {
  cursor: default;
}

/* states after answering */
.btn-answer.correct {
  border-color: #4a7c59;
  background: #eef5f0;
  color: #2d5c3a;
  font-weight: 600;
}

.btn-answer.incorrect {
  border-color: var(--rust);
  background: #fdf1ed;
  color: var(--rust);
  text-decoration: line-through;
  opacity: 0.7;
}

.btn-answer.correct::after {
  content: '✓';
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
  color: #4a7c59;
}

.btn-answer.incorrect::after {
  content: '✗';
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
  color: var(--rust);
  opacity: 1;
}

/* feedback */
.quiz-feedback {
  margin-top: 20px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: rgba(30,20,10,0.04);
  border-left: 3px solid var(--rust);
  font-size: 13px;
  font-weight: 300;
  font-style: italic;
  color: var(--ink-mid);
  line-height: 1.55;
  opacity: 0;
  animation: fade-up 0.4s var(--transition) 0s forwards;
}

.btn-next {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 14px;
  font-weight: 600;
  padding: 12px 32px;
  border-radius: 999px;
  border: 1.5px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  transition: transform 0.2s var(--transition), box-shadow 0.2s ease;
  display: block;
  margin: 24px 0 0 auto;
}

.btn-next:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(30,20,10,0.2);
}

/* ── RESULT SCREEN ── */
.quiz-result-panel {
  opacity: 0;
  animation: fade-up 0.7s var(--transition) 0.1s forwards;
  max-width: 620px;
  margin: 0 auto;
}

.quiz-result-card {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 52px 40px 40px;
  position: relative;
  text-align: center;
}

.quiz-result-card::before {
  content: '';
  position: absolute;
  top: -9px;
  left: 50%;
  transform: translateX(-50%) rotate(-0.7deg);
  width: 60px;
  height: 18px;
  background: var(--tape);
  border-radius: 2px;
}

.result-big-score {
  font-size: 6rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 4px;
}

.result-big-score em {
  font-size: 2rem;
  font-weight: 300;
  font-style: italic;
  color: var(--ink-mid);
}

.result-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rust);
  margin-bottom: 18px;
}

.result-verdict {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.result-msg {
  font-size: 0.98rem;
  font-weight: 300;
  font-style: italic;
  color: var(--ink-mid);
  line-height: 1.6;
  margin-bottom: 40px;
}

/* review grid */
.result-review {
  text-align: left;
  margin-bottom: 36px;
}

.review-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 14px;
}

.review-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid rgba(30,20,10,0.08);
}

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

.review-icon {
  font-size: 15px;
  flex-shrink: 0;
  margin-top: 1px;
}

.review-q {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 3px;
  line-height: 1.4;
}

.review-a {
  font-size: 11.5px;
  font-weight: 300;
  font-style: italic;
  color: var(--ink-mid);
}

.result-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-share-result {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 14px;
  font-weight: 700;
  padding: 13px 36px;
  border-radius: 999px;
  border: 2px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  cursor: pointer;
  transition: transform 0.2s var(--transition), box-shadow 0.2s ease;
}

.btn-share-result:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(30,20,10,0.2);
}

.btn-calendar {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 14px;
  font-weight: 600;
  padding: 13px 36px;
  border-radius: 999px;
  border: 1.5px solid var(--ink);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
  text-decoration: none;
  display: inline-block;
}

.btn-calendar:hover {
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-2px);
}

/* ── SHARE TOAST ── */
.share-toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--ink);
  color: var(--paper);
  font-family: 'Fraunces', Georgia, serif;
  font-size: 13px;
  font-weight: 300;
  font-style: italic;
  padding: 12px 28px;
  border-radius: 999px;
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s var(--transition);
  pointer-events: none;
  z-index: 200;
  white-space: nowrap;
}

.share-toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── RESPONSIVE ── */
@media (max-width: 600px) {
  #quiz-app { padding: 0 20px 60px; }
  .quiz-intro-card,
  .quiz-done-card,
  .quiz-q-card,
  .quiz-result-card { padding: 32px 22px 26px; }
  .result-big-score { font-size: 4.5rem; }
  .quiz-question-text { font-size: 1.1rem; }
}