/* Keep the desktop PDF composition; reflow only the mobile research section. */
#proart-rebuild #pa-scene-research .pa-research-image {
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
}

#proart-rebuild #pa-scene-research .pa-research-image:focus-visible {
  outline: 3px solid #cda873;
  outline-offset: -4px;
}

#proart-rebuild #pa-scene-research .pa-research-tools {
  position: absolute;
  z-index: 5;
  right: 2%;
  bottom: 1.5%;
}

#proart-rebuild #pa-scene-research .pa-research-open {
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid rgba(205, 168, 115, .6);
  border-radius: 8px;
  background: #121313;
  color: #eee8df;
  font: 600 11px/1.4 Arial, sans-serif;
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
}

#proart-rebuild #pa-scene-research .pa-research-open:hover {
  border-color: #cda873;
  background: #24201a;
}

#proart-rebuild #pa-scene-research .pa-research-open:focus-visible {
  outline: 2px solid #cda873;
  outline-offset: 4px;
}

html.pa-reading-open {
  overflow: hidden;
  scrollbar-gutter: stable;
}

.pa-reading-dialog {
  box-sizing: border-box;
  width: min(1440px, calc(100vw - 32px));
  height: min(940px, calc(100dvh - 32px));
  max-width: none;
  max-height: none;
  margin: auto;
  padding: 0;
  border: 1px solid #65543e;
  border-radius: 16px;
  background: #0b0d10;
  color: #f4f0e8;
  font: 14px/1.5 Arial, sans-serif;
  overflow: hidden;
}

.pa-reading-dialog[open] {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
}

.pa-reading-dialog::backdrop {
  background: rgba(0, 0, 0, .85);
}

.pa-reading-dialog__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px 16px;
  padding: 16px 20px;
  border-bottom: 1px solid #32302c;
}

.pa-reading-dialog__header h2 {
  margin: 0;
  color: #e1c495;
  font-size: 18px;
  line-height: 1.3;
  letter-spacing: .03em;
  text-transform: uppercase;
}

.pa-reading-dialog__header p {
  margin: 3px 0 0;
  color: #c3c5c8;
  font-size: 12px;
}

.pa-reading-dialog__controls {
  display: flex;
  gap: 8px;
}

#pa-reading-dialog .pa-reading-dialog__controls button {
  min-width: 44px;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid #625b50;
  border-radius: 8px;
  background: #171b20;
  color: #f4f0e8;
  font: 600 12px/1.4 Arial, sans-serif;
  cursor: pointer;
}

#pa-reading-dialog .pa-reading-dialog__controls button[aria-pressed="true"] {
  border-color: #cda873;
  background: #cda873;
  color: #15110c;
}

.pa-reading-dialog button:focus-visible,
.pa-reading-dialog__viewport:focus-visible {
  outline: 2px solid #e1c495;
  outline-offset: -3px;
}

.pa-reading-dialog__viewport {
  min-width: 0;
  min-height: 0;
  padding: 16px;
  overflow: auto;
  overscroll-behavior: contain;
  touch-action: pan-x pan-y pinch-zoom;
}

.pa-reading-dialog__image {
  display: block;
  width: 100%;
  max-width: var(--pa-reading-width, 1234px);
  height: auto;
  margin: 0 auto;
  object-fit: contain;
}

.pa-reading-dialog.is-original-size .pa-reading-dialog__image {
  width: var(--pa-reading-width, 1234px);
  max-width: none;
}

.pa-reading-dialog__hint {
  margin: 0;
  padding: 12px 20px;
  border-top: 1px solid #32302c;
  color: #c3c5c8;
  font-size: 13px;
  line-height: 1.5;
}

@media (max-width: 700px) {
  #proart-rebuild #pa-scene-research {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
    aspect-ratio: auto;
    min-height: 0;
    padding: 28px 18px 32px;
  }

  #proart-rebuild #pa-scene-research .pa-scene__heading {
    position: static;
    margin: 0;
    font-size: 20px;
    line-height: 1.2;
  }

  #proart-rebuild #pa-scene-research .pa-scene__piece--research {
    position: relative;
    inset: auto;
    width: 100%;
    height: auto;
    border-radius: 18px;
  }

  #proart-rebuild #pa-scene-research .pa-research-image {
    height: auto;
  }

  #proart-rebuild #pa-scene-research .pa-scene__piece--research img {
    height: auto;
    object-fit: contain;
  }

  #proart-rebuild #pa-scene-research .pa-research-tools {
    position: static;
  }

  #proart-rebuild #pa-scene-research .pa-research-open {
    width: 100%;
    font-size: 12px;
  }

  .pa-reading-dialog {
    width: calc(100vw - 16px);
    height: calc(100dvh - 16px);
    border-radius: 12px;
  }

  .pa-reading-dialog__header {
    padding: 12px;
  }

  .pa-reading-dialog__header h2 {
    font-size: 16px;
  }

  .pa-reading-dialog__viewport {
    padding: 12px;
  }

  .pa-reading-dialog__hint {
    padding: 12px;
  }
}