.quiz-container {
  margin-inline: auto;
  padding:0;
}

.hidden {
  display: none !important;
}

.quiz-card {
  position: relative;
  width: 100%;
  background: color-mix(in srgb, var(--bg-card) 80%, transparent);
  backdrop-filter: blur(12px);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--spacing-l);
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: auto;
  gap: var(--spacing-s);
  align-content: start;
  align-items: start;
  animation: fadeIn 0.5s ease-out;
  overflow: hidden; /* Keep confetti inside */
}

.quiz-play {
  @media (width >= 48rem) {
    grid-template-columns: 1.5fr 1fr;
    grid-template-areas:
      "header header"
      "concept input"
      "concept controls"
      "clue controls"
      "answer feedback";

    & .quiz-header {
      grid-area: header;
    }

    & .concept-characters {
      grid-area: concept;
    }

    & .quiz-input-area {
      grid-area: input;
    }

    & .clue-container {
      grid-area: clue;
    }

    & .quiz-controls {
      grid-area: controls;
    }

    & .answer-container {
      grid-area: answer;
    }

    & .feedback-msg {
      grid-area: feedback;
    }
  }
}

.quiz-card h2 {
  color: var(--primary-color-on-dark);
  font-size: var(--text-2xl);
  margin: 0;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Intro & Finish */

.quiz-intro, .quiz-finish {
  text-align: center;
  align-items: center;
}
.quiz-intro {
  justify-content: center;
  justify-items: center;
}

.quiz-example {
  background: color-mix(in srgb, var(--bg-light) 50%, transparent);
  padding: var(--spacing-s);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border-color);
}

.quiz-example p {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  margin: 0;
  font-size: var(--text-m);
}

.example-chars {
  font-size: var(--text-xl);
  font-family: var(--font-mono);
  background: var(--bg-card);
  padding: var(--spacing-8) var(--spacing-12);
  border-radius: var(--radius-md);
  margin-inline: var(--spacing-4);
}

.quiz-finish {
  display: grid;
  gap: var(--spacing-m);

  @media (width >= 48rem) {
    grid-template-columns: 1fr 1fr;
    align-items: center;

    & .finish-content {
      align-self: start;
      text-align: left;
    }

    & .quiz-summary {
      grid-column: 2;
    }
  }
}

.finish-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-m);
  margin-top: var(--spacing-l);
  justify-content: center;

  @media (width >= 48rem) {
    justify-content: flex-start;
  }
}

.btn-large {
  padding: var(--spacing-16) var(--spacing-32);
  font-size: var(--text-l);
  font-weight: 700;
  border-radius: var(--radius-lg);
}

/* Play State */
.quiz-header {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: var(--spacing-m);
}

.quiz-progress-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-8);
}

#quiz-step-text {
  font-weight: 600;
  color: var(--text-muted);
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-light);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}


.concept-characters {
  font-size: var(--text-4xl);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: 0.1em;
  padding: var(--spacing-s);
  background: color-mix(in srgb, var(--primary-color) 10%, transparent);
  border-radius: var(--radius-lg);
  width: 100%;
  animation: scaleIn 0.3s ease-out;
}

@keyframes scaleIn {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.clue-container, .answer-container {
  align-self: start;
  width: 100%;
  padding: var(--spacing-s);
  border-radius: var(--radius-md);
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.clue-container {
  background: color-mix(in srgb, var(--secondary-color) 10%, transparent);
  border-left: 4px solid var(--secondary-color);
}

.answer-container {
  background: color-mix(in srgb, var(--success-color) 10%, transparent);
  border-left: 4px solid var(--success-color);
}

.clue-label, .answer-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin: 0 0 var(--spacing-4) 0;
}

.concept-clue, .concept-answer {
  font-size: var(--text-l);
  font-weight: 600;
  margin: 0;
}

.quiz-controls {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-s);
}

@media (width >= 1200px) {
  .quiz-controls {
    grid-template-columns: auto auto;
    justify-content: space-between;
  }
}

.quiz-summary {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  padding: var(--spacing-m);
  justify-self: stretch;
  text-align: left;
}

.summary-list {
  display: grid;
  grid-template-columns: 2rem auto auto;
}

.summary-item {
  display: grid;
  grid-template-columns: subgrid;
  grid-column: 1 / 4;
  gap: var(--spacing-s);
  padding: var(--spacing-8) 0;
  border-bottom: 1px solid var(--border-color);
}

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

.summary-chars {
  font-size: var(--text-l);
  min-width: 120px;
}

.summary-answer {
  font-weight: 600;
}

/* Premium Buttons from design system */
.btn-accent {
  background: var(--secondary-color);
  color: white;
}

.btn-accent:hover {
  background: var(--secondary-color-on-dark);
}

/* Input & Game Mechanics */
.score-display {
  position: absolute;
  top: var(--spacing-m);
  right: var(--spacing-m);
  font-size: var(--text-l);
  font-weight: 800;
  background: var(--bg-surface);
  padding: var(--spacing-4) var(--spacing-12);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  z-index: 2;
}

.quiz-input-area {
  display: flex;
  gap: var(--spacing-s);
  flex-wrap: wrap;
}

.quiz-input {
  flex: 1;
  min-width: 200px;
  padding: var(--spacing-12) var(--spacing-16);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-size: var(--text-m);
  background: var(--bg-input);
  color: var(--text-main);
  transition: all 0.2s ease;
}

.quiz-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary-color) 20%, transparent);
}

.feedback-msg {
  font-size: var(--text-l);
  font-weight: 600;
  min-height: 1.5em;
  margin: var(--spacing-s) 0;
  transition: color 0.3s ease;
}

.feedback-msg.success {
  color: var(--success-color, #10b981);
}

.feedback-msg.error {
  color: var(--error-color, #ef4444);
}

/* Shake Animation */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-5px); }
  40%, 80% { transform: translateX(5px); }
}

.shake {
  animation: shake 0.4s cubic-bezier(.36,.07,.19,.97) both;
  border-color: var(--error-color) !important;
}

/* Update Layout Map for new elements */
.concept-display {
  grid-template-areas:
    "concept"
    "input"
    "feedback"
    "clue"
    "answer"
    "controls";
}

@media (width >= 48rem) {
  .concept-display {
    grid-template-areas:
      "concept clue"
      "concept answer"
      "input input"
      "feedback feedback"
      "controls controls";
  }
}

/* Success Visuals */
@keyframes success-pop {
  0% { transform: scale(1); }
  40% { transform: scale(1.02); box-shadow: 0 0 30px color-mix(in srgb, var(--success-color) 20%, transparent); border-color: var(--success-color); }
  100% { transform: scale(1); border-color: var(--success-color); }
}

.quiz-input.success {
  border-color: var(--success-color);
  background-color: color-mix(in srgb, var(--success-color) 10%, transparent);
  color: var(--success-color);
  font-weight: 700;
}

.quiz-card.celebrate {
  animation: success-pop 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}