.ghp-gallery{
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 100vh;
  overflow: hidden;
}

/* Slide base */
.ghp-slide{
  position:absolute;
  inset:0;
  opacity:0;
  pointer-events:none;
  transition: opacity var(--ghp-fade-ms, 800ms) var(--ghp-ease, ease);
}

.ghp-slide.is-active{
  opacity:1;
  pointer-events:auto;
}

/* Griglia 3 immagini */
.ghp-grid{
  position:absolute;
  inset:0;
  display:grid;
  gap:0;
}

.ghp-grid--3{
  grid-template-columns: repeat(3, 1fr);
}

.ghp-cell,
.ghp-single{
  width:100%;
  height:100%;
  background-position:center center;
  background-repeat:no-repeat;
  background-size:cover;
}

/* Sequenza fade-in colonne */
.ghp-slide--tre_immagini .ghp-cell{
  opacity:0;
  transform: translateY(10px);
  transition: opacity 700ms var(--ghp-ease, ease), transform 700ms var(--ghp-ease, ease);
}

.ghp-slide.is-revealing.ghp-slide--tre_immagini .ghp-cell{
  opacity:1;
  transform: translateY(0);
}

.ghp-slide.is-revealing.ghp-slide--tre_immagini .ghp-cell--1{ transition-delay: 0ms; }
.ghp-slide.is-revealing.ghp-slide--tre_immagini .ghp-cell--2{ transition-delay: 200ms; }
.ghp-slide.is-revealing.ghp-slide--tre_immagini .ghp-cell--3{ transition-delay: 400ms; }

/* Video */
.ghp-video,
.ghp-vimeo iframe{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
}

.ghp-vimeo{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  overflow:hidden;
}

.ghp-video-fallback{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  font-size: 14px;
  background: #111;
  color: #fff;
}

/* Pulsante audio */
.ghp-audio-toggle{
  position:absolute;
  left: 16px;
  bottom: 16px;
  z-index: 10;
  background: rgba(0,0,0,.35);
  border: 1px solid rgba(255,255,255,.35);
  color: #fff;
  padding: 8px 10px;
  border-radius: 10px;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  cursor: pointer;
  user-select:none;
  backdrop-filter: blur(8px);
}
.ghp-audio-toggle:focus{
  outline: 2px solid rgba(255,255,255,.65);
  outline-offset: 2px;
}

/* Responsive */
@media (max-width: 1024px){
  .ghp-grid--3{ grid-template-columns: repeat(2, 1fr); }
  .ghp-slide--tre_immagini .ghp-cell--3{ display:none; }
}
@media (max-width: 640px){
  .ghp-grid--3{ grid-template-columns: 1fr; }
  .ghp-slide--tre_immagini .ghp-cell--2{ display:none; }
}

@media (max-width: 767px){
  .ghp-single{
    background-position: var(--ghp-mobile-bg-position, center center);
  }
}