/* PREMIUM LAYOUT SAFETY / v1.0.13 / restores authored overlay layers */

/* The legacy enhancement sheet gives every direct chapter child position:relative
   so z-index works. These authored layers intentionally sit above the chapter
   canvas and must keep their absolute/fixed positioning. */
.premium-v1013-ready .opening-chapter > .opening-dna,
.premium-v1013-ready .opening-chapter > .cf-opening-sequence,
.premium-v1013-ready .river-chapter > .image-river-system,
.premium-v1013-ready .river-chapter > .river-archives,
.premium-v1013-ready .river-chapter > .cf-river-signal,
.premium-v1013-ready .human-chapter > .image-human-archive,
.premium-v1013-ready .human-chapter > .human-photo,
.premium-v1013-ready .human-chapter > .street-strip,
.premium-v1013-ready .ancient-chapter > .ancient-note,
.premium-v1013-ready .resonance-chapter > .image-memory-layer,
.premium-v1013-ready .epilogue-chapter > .image-memory-layer {
  position: absolute;
}

.premium-v1013-ready .new-chapter > .resonance-overlay {
  position: fixed;
}

@media (prefers-reduced-motion: reduce) {
  .premium-v1013-ready .new-chapter > .resonance-overlay { transition-duration: .01ms; }
}