/* Existing white/navy/cyan system; compact copy beside the complete V4 model. */
.home-motion {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
}
.home-motion__copy h2 {
  max-width: 20ch;
  margin-top: 16px;
  font-size: clamp(1.9rem, 2.5vw, 2.4rem);
  line-height: 1.12;
  letter-spacing: -.025em;
}
.home-motion__intro {
  max-width: 46ch;
  margin-top: 20px;
  color: #c5d6de;
  font-size: 1rem;
  line-height: 1.65;
}
.home-motion__steps { list-style: none; margin: 24px 0; padding: 0; }
.home-motion__steps li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-block: 9px;
  border-bottom: 1px solid rgb(255 255 255 / 18%);
  font-size: .9rem;
}
.home-motion__steps span { color: #8bd9e9; font-size: .72rem; }
.home-motion__visual { min-width: 0; }
.home-motion #scene-view {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 2;
  background: #f0f2f2;
  touch-action: pan-y;
}
.home-motion #scene-view[data-ready="true"] { cursor: grab; }
.home-motion #scene-view.dragging { cursor: grabbing; }
.home-motion #scene-view:focus-visible { outline: 2px solid #8bd9e9; outline-offset: 4px; }
.home-motion #scene-view canvas { display: block; width: 100%; height: 100%; }
.home-motion #scene-fallback { position: absolute; inset: 0; background: #f0f2f2; }
.home-motion #scene-fallback img { width: 100%; height: 100%; object-fit: contain; }
.home-motion [hidden] { display: none !important; }
.home-motion__controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  min-height: 40px;
  border-bottom: 1px solid rgb(255 255 255 / 20%);
  color: #dce8ee;
  font-size: .75rem;
}
.home-motion__controls button {
  flex: 0 0 auto;
  border: 0;
  padding: 10px 0 10px 16px;
  color: #8bd9e9;
  background: none;
  font: inherit;
  cursor: pointer;
}
.home-motion__controls button:hover { color: white; }
.home-motion__controls button:focus-visible { outline: 2px solid #8bd9e9; outline-offset: 2px; }
.home-motion__note { margin-top: 9px; color: #b9ccd6; font-size: .72rem; line-height: 1.5; }
.home-motion__quality { margin-block: 32px 22px; padding-top: 22px; border-top: 1px solid rgb(255 255 255 / 24%); color: #c5d6de; font-size: .86rem; line-height: 1.6; }
@media (max-width: 900px) {
  .home-motion { grid-template-columns: 1fr; gap: 26px; }
  .home-motion__copy h2 { max-width: none; }
  .home-motion__intro { max-width: 60ch; margin-top: 14px; }
  .home-motion__steps { margin-block: 18px; }
  .home-motion__controls button { min-height: 44px; }
}