.jiaobei-scene,
.cylinder-scene {
  position: relative;
  cursor: grab;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  -webkit-tap-highlight-color: transparent;
}

.jiaobei-scene:active,
.jiaobei-scene.is-grabbed,
.cylinder-scene:active,
.cylinder-scene.is-grabbed { cursor: grabbing; }

.jiaobei-scene canvas,
.cylinder-scene canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  outline: 0;
  background: transparent;
  -webkit-tap-highlight-color: transparent;
}

.jiaobei-scene p,
.cylinder-scene p {
  position: absolute;
  left: 50%;
  bottom: 5%;
  margin: 0;
  color: #aa9573;
  font-family: var(--brush);
  font-size: 12px;
  letter-spacing: .2em;
  transform: translateX(-50%);
  white-space: nowrap;
  transition: opacity .25s;
  pointer-events: none;
}

.jiaobei-scene.is-grabbed p { color: #b99862; }
.jiaobei-scene.is-armed p { color: #d0ad70; }
.jiaobei-scene.is-physical-casting p { opacity: 0; }

.cylinder-scene span { z-index: 2; pointer-events: none; }
.cylinder-scene p { bottom: 1%; }
.cylinder-scene.is-physical-shaking p { opacity: 0; }
.cylinder-scene { width: min(760px, 70vw); height: min(610px, 66vh); }

.scroll-reveal {
  clip-path: none;
  opacity: 1;
  animation: none;
}

.scroll-reveal canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 0;
}

.scroll-reveal .scroll-copy {
  z-index: 2;
  opacity: 0;
  animation: none;
  transition: opacity .9s ease .45s;
}

.scroll-reveal.is-open .scroll-copy { opacity: 1; }

@media (min-width: 761px) {
  .reading {
    min-height: 100svh;
    display: grid;
    grid-template-columns: minmax(470px, .92fr) minmax(560px, 1.08fr);
    grid-template-rows: 72px minmax(560px, 1fr) auto;
    column-gap: 34px;
  }

  .reading-nav { grid-column: 1 / -1; grid-row: 1; }
  .scroll-stage { grid-column: 2; grid-row: 2; min-height: 0; padding: 28px 0; }
  .scroll-reveal { width: 100%; }
  .reading .interpretation { grid-column: 1; grid-row: 2; align-self: stretch; }
  .reading .interpretation article { min-height: 0; height: 100%; padding: 38px 22px; }
  .reading .interpretation h2 { font-size: 27px; }
  .reading .interpretation p { max-height: 470px; font-size: 14px; }
  .reading-actions { grid-column: 1 / -1; grid-row: 3; padding: 24px 0 34px; }
}

@media (max-width: 760px) {
  .jiaobei-scene p { bottom: 9%; font-size: 12px; }
  .cylinder-scene p { bottom: 2%; font-size: 12px; }
  .cylinder-scene { width: min(94vw, 520px); height: min(59vh, 610px); }
  .scroll-reveal { width: 100%; transform: none; aspect-ratio: 1.55 / 1; }
  .scroll-stage { min-height: 520px; padding: 18px 0; }
  .cylinder-panel .vertical-instruction {
    top: 12px;
    right: 4px;
    height: 170px;
    z-index: 3;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .jiaobei-scene p,
  .cylinder-scene p { transition: none; }
}

/* Each rite is a discrete full scene: the previous scene disappears immediately. */
.rite-panel {
  visibility: hidden;
  pointer-events: none;
  transition: opacity .42s ease, transform .55s cubic-bezier(.16,1,.3,1);
}

.rite-panel.is-active {
  visibility: visible;
  pointer-events: auto;
}

.closure-panel {
  align-content: center;
  text-align: center;
  font-family: var(--brush);
}

.closure-panel h2 {
  margin: 0;
  color: #ded1ba;
  font-size: clamp(52px, 7vw, 96px);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: .08em;
}

.closure-panel h2 em { color: #a83a30; font-style: normal; }
.closure-panel > p:not(.rite-kicker) { max-width: 36em; margin: 28px auto 34px; color: #8f8679; font-size: 14px; line-height: 2.1; letter-spacing: .08em; }