.rag-intro,
.rag-closed-book-scene,
.rag-pipeline-scene,
.rag-comparison-scene,
.rag-good-fit-scene,
.rag-recap-scene {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

.rag-open-book {
  display: grid;
  grid-template-columns: 1fr 18px 1fr;
  width: min(780px, 100%);
  min-height: 260px;
  margin: 12px auto;
  filter: drop-shadow(0 14px 0 rgba(43, 51, 80, .08));
}

.rag-book-page {
  background: var(--panel);
  border: 4px solid var(--loop);
  padding: 32px 26px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
}

.rag-book-page:first-child {
  border-radius: 28px 8px 8px 28px;
  transform: rotate(-2deg);
}

.rag-book-page:last-child {
  border-radius: 8px 28px 28px 8px;
  transform: rotate(2deg);
}

.rag-book-page p {
  margin: 0;
}

.rag-book-spine {
  background: linear-gradient(var(--accent), var(--memory));
  border-radius: 999px;
  box-shadow: inset 0 0 0 3px rgba(43, 51, 80, .12);
}

.rag-book-emoji {
  font-size: clamp(44px, 6vw, 78px);
  animation: rag-float 2.5s ease-in-out infinite;
}

.rag-question-card {
  background: var(--panel);
  border: 4px solid var(--accent);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 18px 26px;
  width: min(820px, 100%);
}

.rag-question-card h3,
.rag-question-card p {
  margin: 0;
}

.rag-closed-grid {
  display: grid;
  grid-template-columns: minmax(220px, .8fr) minmax(280px, 1.2fr);
  gap: 22px;
  align-items: stretch;
  width: min(920px, 100%);
}

.rag-closed-book,
.rag-ai-card,
.rag-panel,
.rag-use-card,
.rag-prompt,
.rag-answer,
.rag-library,
.rag-workspace,
.rag-recipe-step,
.rag-check {
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.rag-closed-book {
  border: 4px solid var(--muted);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 210px;
  color: var(--muted);
  font-weight: 800;
}

.rag-lock {
  font-size: clamp(44px, 6vw, 72px);
}

.rag-ai-card {
  border: 4px solid var(--brand);
  padding: 20px;
  min-height: 210px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: center;
  text-align: left;
}

.rag-ai-face {
  font-size: clamp(42px, 6vw, 68px);
}

.rag-ai-thinking,
.rag-ai-answer p {
  margin: 0;
}

.rag-ai-answer {
  grid-column: 1 / -1;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .25s ease, transform .25s ease;
}

.rag-show-answer .rag-ai-answer {
  opacity: 1;
  transform: none;
}

.rag-warning {
  border: 3px solid var(--brand);
}

.rag-flow {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  width: min(1040px, 100%);
}

.rag-flow-step {
  background: rgba(255, 255, 255, .75);
  border: 3px solid #eadfce;
  border-radius: 999px;
  padding: 10px 14px;
  font-weight: 900;
  color: var(--muted);
  transition: transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
}

.rag-flow-active {
  background: var(--memory);
  border-color: var(--accent);
  color: var(--ink);
  transform: translateY(-4px) scale(1.04);
}

.rag-flow-done {
  background: #e9fff4;
  border-color: var(--hands);
  color: var(--ink);
}

.rag-pipeline-grid {
  display: grid;
  grid-template-columns: minmax(250px, .85fr) minmax(320px, 1.15fr);
  gap: 20px;
  width: min(1060px, 100%);
  align-items: stretch;
}

.rag-library,
.rag-workspace {
  padding: 18px;
  border: 4px solid rgba(124, 156, 255, .35);
}

.rag-doc {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 10px;
  align-items: center;
  text-align: left;
  background: #fff8df;
  border: 3px solid transparent;
  border-radius: 14px;
  margin: 10px 0;
  padding: 10px 12px;
  transition: transform .25s ease, box-shadow .25s ease, opacity .25s ease, border-color .25s ease;
}

.rag-doc span {
  grid-row: span 2;
  font-size: 30px;
}

.rag-doc small {
  color: var(--muted);
  font-weight: 800;
}

.rag-selected {
  border-color: var(--hands);
  box-shadow: 0 8px 0 rgba(99, 230, 168, .35);
  transform: translateX(14px) rotate(-1deg);
}

.rag-in-prompt {
  background: #ecfff6;
  animation: rag-pop .35s ease both;
}

.rag-muted-doc {
  opacity: .35;
}

.rag-workspace {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.rag-status {
  margin: 0;
  font-weight: 900;
  color: var(--brain);
}

.rag-prompt {
  border: 4px dashed var(--loop);
  padding: 14px;
  text-align: left;
}

.rag-prompt p {
  margin: 6px 0;
}

.rag-snippets {
  display: grid;
  gap: 8px;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height .3s ease, opacity .3s ease;
}

.rag-snippets-show {
  max-height: 220px;
  opacity: 1;
}

.rag-snippet {
  background: #f1edff;
  border-left: 8px solid var(--brain);
  border-radius: 12px;
  padding: 8px 10px;
  font-weight: 800;
}

.rag-answer {
  border: 4px solid var(--hands);
  padding: 14px;
  text-align: left;
  opacity: 0;
  transform: scale(.96);
  transition: opacity .25s ease, transform .25s ease;
}

.rag-answer-show {
  opacity: 1;
  transform: none;
}

.rag-citation {
  display: inline-block;
  background: var(--memory);
  border-radius: 999px;
  padding: 3px 9px;
  font-weight: 900;
  white-space: nowrap;
}

.rag-actions {
  display: flex;
  justify-content: center;
}

.rag-compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  width: min(980px, 100%);
  margin-top: 4px;
}

.rag-panel {
  padding: 24px;
  border: 4px solid #eadfce;
  min-height: 260px;
  opacity: .25;
  transform: translateY(16px);
  transition: opacity .25s ease, transform .25s ease;
}

.rag-compare-revealed .rag-panel {
  opacity: 1;
  transform: none;
}

.rag-without {
  border-color: var(--brand);
}

.rag-with {
  border-color: var(--hands);
}

.rag-result {
  font-size: clamp(20px, 2.2vw, 30px);
  font-weight: 900;
}

.rag-use-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  width: min(1040px, 100%);
}

.rag-use-card {
  border: 4px solid rgba(160, 107, 255, .3);
  padding: 18px;
  min-height: 220px;
  opacity: .18;
  transform: translateY(18px) scale(.96);
  transition: opacity .25s ease, transform .25s ease, border-color .25s ease;
}

.rag-use-visible {
  opacity: 1;
  transform: none;
  border-color: var(--brain);
}

.rag-use-icon {
  display: block;
  font-size: clamp(38px, 5vw, 60px);
  margin-bottom: 8px;
}

.rag-use-card p {
  margin: 0;
}

.rag-recipe {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 12px;
  width: min(960px, 100%);
  margin: 8px 0;
}

.rag-recipe-step {
  border: 4px solid var(--loop);
  padding: 18px 22px;
  min-width: 150px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: clamp(34px, 5vw, 58px);
  animation: rag-float 3s ease-in-out infinite;
}

.rag-recipe-step strong {
  font-size: clamp(18px, 2vw, 26px);
}

.rag-arrow {
  font-size: clamp(26px, 4vw, 48px);
  font-weight: 900;
  color: var(--brand);
}

.rag-checklist {
  display: grid;
  gap: 10px;
  width: min(760px, 100%);
}

.rag-check {
  margin: 0;
  padding: 12px 16px;
  border-left: 10px solid var(--hands);
  opacity: .2;
  transform: translateX(-12px);
  transition: opacity .2s ease, transform .2s ease;
  text-align: left;
  font-weight: 900;
}

.rag-check::before {
  content: "✓ ";
  color: var(--hands);
}

.rag-check-visible {
  opacity: 1;
  transform: none;
}

@keyframes rag-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes rag-pop {
  from { transform: translateX(14px) scale(.96); }
  to { transform: translateX(14px) scale(1); }
}

@media (max-width: 900px) {
  .rag-closed-grid,
  .rag-pipeline-grid,
  .rag-compare-grid {
    grid-template-columns: 1fr;
  }

  /* 2 × 2 on tablets; phone gets single column below */
  .rag-use-grid {
    grid-template-columns: 1fr 1fr;
  }

  .rag-panel {
    min-height: auto;
  }

  .rag-use-card {
    min-height: auto;
  }

  .rag-closed-book,
  .rag-ai-card {
    min-height: auto;
  }
}

@media (max-width: 680px) {
  .rag-open-book {
    grid-template-columns: 1fr;
  }

  .rag-book-spine {
    height: 12px;
  }

  .rag-book-page:first-child,
  .rag-book-page:last-child {
    border-radius: 24px;
    transform: none;
  }

  .rag-arrow {
    display: none;
  }

  /* Single column on phones */
  .rag-use-grid {
    grid-template-columns: 1fr;
  }

  /* Reduce the translateX so selected docs don't overflow the library box */
  .rag-selected {
    transform: translateX(6px) rotate(-1deg);
  }

  /* Re-define the pop animation to match the reduced translateX above */
  @keyframes rag-pop {
    from { transform: translateX(6px) scale(.96); }
    to   { transform: translateX(6px) scale(1); }
  }
}