/* 悬浮流程直接融入舞台，四步玻璃与受光由透明矢量图承载，不另铺矩形背景。 */
.ets-flow-version .ets-flow-panel .automation-flow-visual,
.ets-flow-version .ets-flow-panel .ets-flow-reveal-content .automation-flow-visual,
.ets-flow-version .ets-flow-reading .automation-flow-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  overflow: visible;
}
.automation-flow-visual picture { position: relative; display: block; width: 100%; height: 100%; }
.automation-flow-visual img { display: block; width: 100%; height: 100%; object-fit: contain; }
.ets-flow-version [data-flow-caption="3"] .ets-flow-title-line:last-child { color: #f3f7fc; }
.ets-flow-version .ets-flow-reading .automation-flow-visual { height: auto; aspect-ratio: 1; }
.ets-flow-spatial[data-flow-phase="3"] .ets-flow-window-heading,
.ets-flow-version [data-flow-panel="3"] figcaption { display: none; }
/* 仅第四章撤去共用大框的材质、厚度和倒影；其他章节继续使用原展示窗口。 */
html[data-language] #site-viewport #page-content .ets-flow-spatial[data-flow-mode="pinned"][data-flow-phase="3"] .ets-flow-evidence {
  top: 12%;
  bottom: 12%;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
html[data-language] #site-viewport #page-content .ets-flow-spatial[data-flow-phase="3"] .ets-flow-evidence::before,
html[data-language] #site-viewport #page-content .ets-flow-spatial[data-flow-phase="3"] .ets-flow-evidence::after,
.ets-flow-spatial[data-flow-phase="3"] .ets-spatial-depth,
.ets-flow-spatial[data-flow-phase="3"] .ets-spatial-contact,
.ets-flow-spatial[data-flow-phase="3"] .ets-spatial-reflection { display: none; }
html[data-language] #site-viewport #page-content .ets-flow-spatial[data-flow-phase="3"] .ets-flow-panel-window {
  inset: 0;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
}
.ets-flow-fluid [data-flow-panel="3"] .ets-flow-reveal { height: 100%; }
@media (max-width: 850px) {
  .ets-flow-version .ets-flow-reading .automation-flow-visual { aspect-ratio: 480 / 800; }
}