/* mod_imageslider – Joomla 6 */

.imageslider {
  --is-height: 400px;
  --is-width: 100%;
  --is-speed: 800ms;
  --is-easing: ease-in-out;
  --is-fit: cover;
  --is-radius: 0px;
  --is-bg: #000;
  --is-ui: #fff;
  --is-ui-bg: rgba(0, 0, 0, .45);

  position: relative;
  width: var(--is-width);
  max-width: 100%;
  height: var(--is-height);
  margin-inline: auto;
  overflow: hidden;
  border-radius: var(--is-radius);
  background: var(--is-bg);
  isolation: isolate;
}

/* ---- Altezza responsive ----------------------------------------------------
   Altezza fissa con valori facoltativi per tablet e smartphone, oppure
   altezza proporzionale alla larghezza (aspect-ratio). */
@media (max-width: 991.98px) {
  .imageslider { height: var(--is-height-md, var(--is-height)); }
}

@media (max-width: 575.98px) {
  .imageslider { height: var(--is-height-sm, var(--is-height-md, var(--is-height))); }
}

.imageslider.imageslider--ratio {
  height: auto;
  aspect-ratio: var(--is-ratio, 16 / 9);
  max-height: var(--is-max-height, none);
}

.imageslider:focus-visible {
  outline: 3px solid Highlight;
  outline-offset: 3px;
}

.imageslider__viewport {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  touch-action: pan-y;
}

/* Reset rinforzato: i template spesso aggiungono margini, padding,
   bordi o puntini agli elenchi, creando spazi tra le immagini. */
.imageslider .imageslider__track {
  display: flex;
  gap: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  list-style: none;
}

.imageslider--vertical .imageslider__track {
  flex-direction: column;
}

.imageslider .imageslider__slide {
  position: relative;
  flex: 0 0 100%;
  width: 100%;
  min-width: 100%;
  height: 100%;
  min-height: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  line-height: 0;
  list-style: none;
  overflow: hidden;
  background: var(--is-bg);
  backface-visibility: hidden;
}

.imageslider .imageslider__slide::before,
.imageslider .imageslider__slide::after,
.imageslider .imageslider__slide::marker {
  content: none;
  display: none;
}

.imageslider .imageslider__slide img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  object-fit: var(--is-fit);
  user-select: none;
  -webkit-user-drag: none;
}

.imageslider__caption {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  padding: 2.5rem 1.25rem 1rem;
  color: #fff;
  font-size: 1rem;
  line-height: 1.4;
  background: linear-gradient(to top, rgba(0, 0, 0, .65), transparent);
  pointer-events: none;
}

/* ---- Effetto SLIDE: il track viene traslato via JS ----------------------- */
.imageslider--slide .imageslider__track {
  will-change: transform;
  backface-visibility: hidden;
}

/* Ogni immagine sborda di 1px su entrambi i lati: copre le linee sottili dovute
   agli arrotondamenti dei sub-pixel durante lo scorrimento. La slide attiva sta
   sopra le vicine, così a riposo il loro pixel di sbordo resta nascosto. */
.imageslider--slide .imageslider__slide {
  overflow: visible;
}
.imageslider--slide .imageslider__slide.is-active { z-index: 1; }
.imageslider--slide.imageslider--horizontal .imageslider__slide img {
  width: calc(100% + 2px);
  margin-left: -1px;
}
.imageslider--slide.imageslider--vertical .imageslider__slide img {
  height: calc(100% + 2px);
  margin-top: -1px;
}

/* ---- Effetti a slide sovrapposte (fade, zoom, blur, flip) ----------------
   La nuova immagine si anima SOPRA la precedente, che resta ferma e visibile
   fino alla fine della transizione: lo sfondo non compare mai. */
.imageslider:not(.imageslider--slide) .imageslider__track {
  display: block;
  position: relative;
}

.imageslider:not(.imageslider--slide) .imageslider__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  z-index: 0;
  transition: none;
}

.imageslider:not(.imageslider--slide) .imageslider__slide.is-active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
  transition:
    opacity var(--is-speed) var(--is-easing),
    transform var(--is-speed) var(--is-easing),
    filter var(--is-speed) var(--is-easing);
}

.imageslider:not(.imageslider--slide) .imageslider__slide.is-leaving {
  opacity: 1;
  visibility: visible;
  z-index: 1;
  transform: none;
  filter: none;
  transition: none;
}

/* Zoom: la nuova immagine entra ingrandita */
.imageslider--zoom .imageslider__slide { transform: scale(1.18); }
.imageslider--zoom .imageslider__slide.is-active { transform: scale(1); }

/* Blur: la nuova immagine entra sfocata */
.imageslider--blur .imageslider__slide { filter: blur(24px); transform: scale(1.05); }
.imageslider--blur .imageslider__slide.is-active { filter: blur(0); transform: scale(1); }

/* Flip 3D: asse Y in orizzontale, asse X in verticale */
.imageslider--flip .imageslider__track { perspective: 1400px; }
.imageslider--flip.imageslider--horizontal .imageslider__slide { transform: rotateY(90deg); }
.imageslider--flip.imageslider--horizontal.is-reverse .imageslider__slide { transform: rotateY(-90deg); }
.imageslider--flip.imageslider--vertical .imageslider__slide { transform: rotateX(-90deg); }
.imageslider--flip.imageslider--vertical.is-reverse .imageslider__slide { transform: rotateX(90deg); }
.imageslider--flip .imageslider__slide.is-active,
.imageslider--flip.is-reverse .imageslider__slide.is-active,
.imageslider--flip .imageslider__slide.is-leaving,
.imageslider--flip.is-reverse .imageslider__slide.is-leaving { transform: none; }

/* ---- Controlli ----------------------------------------------------------- */
.imageslider__arrow,
.imageslider__toggle {
  position: absolute;
  z-index: 5;
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: var(--is-ui);
  background: var(--is-ui-bg);
  cursor: pointer;
  transition: background-color .2s, opacity .2s;
}

.imageslider__arrow:hover,
.imageslider__toggle:hover { background: rgba(0, 0, 0, .7); }

.imageslider__arrow:focus-visible,
.imageslider__toggle:focus-visible,
.imageslider__dot:focus-visible {
  outline: 2px solid var(--is-ui);
  outline-offset: 2px;
}

.imageslider--horizontal .imageslider__arrow { top: 50%; translate: 0 -50%; }
.imageslider--horizontal .imageslider__arrow--prev { left: .75rem; }
.imageslider--horizontal .imageslider__arrow--next { right: .75rem; }
.imageslider--horizontal .imageslider__arrow--next svg { rotate: 180deg; }

.imageslider--vertical .imageslider__arrow { left: 50%; translate: -50% 0; }
.imageslider--vertical .imageslider__arrow--prev { top: .75rem; }
.imageslider--vertical .imageslider__arrow--next { bottom: .75rem; }
.imageslider--vertical .imageslider__arrow--prev svg { rotate: 90deg; }
.imageslider--vertical .imageslider__arrow--next svg { rotate: -90deg; }

.imageslider__controls {
  position: absolute;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: .75rem;
}

.imageslider__toggle {
  position: static;
  width: 2rem;
  height: 2rem;
}

.imageslider__toggle .imageslider__icon-play { display: none; }
.imageslider.is-paused .imageslider__icon-play { display: block; }
.imageslider.is-paused .imageslider__icon-pause { display: none; }

.imageslider__dots {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem;
  padding: .4rem .6rem;
  border-radius: 999px;
  background: var(--is-ui-bg);
}

.imageslider__dot {
  position: relative;
  flex: 0 0 auto;
  width: .625rem;
  height: .625rem;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, .5);
  cursor: pointer;
  transition: background-color .25s, width .25s, height .25s;
}

.imageslider__dot[aria-current="true"] { background: var(--is-ui); }

/* Area di tocco più ampia del pallino visibile, utile sugli schermi touch */
.imageslider__dot::after {
  content: "";
  position: absolute;
  inset: -.375rem -.25rem;
}

.imageslider--horizontal .imageslider__controls {
  left: 50%;
  bottom: .9rem;
  translate: -50% 0;
  max-width: calc(100% - 7.5rem); /* non si sovrappone alle frecce */
}
.imageslider--horizontal .imageslider__dot[aria-current="true"] { width: 1.5rem; }

.imageslider--vertical .imageslider__controls {
  right: .9rem;
  top: 50%;
  translate: 0 -50%;
  flex-direction: column;
  max-height: calc(100% - 7.5rem);
}
.imageslider--vertical .imageslider__dots { flex-direction: column; padding: .6rem .4rem; }
.imageslider--vertical .imageslider__dot[aria-current="true"] { height: 1.5rem; }

/* Didascalia e controlli non si sovrappongono */
.imageslider--horizontal:has(.imageslider__controls) .imageslider__caption { padding-bottom: 3.25rem; }

/* ---- Smartphone -------------------------------------------------------- */
@media (max-width: 575.98px) {
  .imageslider__arrow { width: 2.25rem; height: 2.25rem; }
  .imageslider__arrow svg { width: 20px; height: 20px; }
  .imageslider--horizontal .imageslider__arrow--prev { left: .5rem; }
  .imageslider--horizontal .imageslider__arrow--next { right: .5rem; }
  .imageslider--vertical .imageslider__arrow--prev { top: .5rem; }
  .imageslider--vertical .imageslider__arrow--next { bottom: .5rem; }

  .imageslider--horizontal .imageslider__controls { bottom: .6rem; max-width: calc(100% - 6rem); gap: .5rem; }
  .imageslider--vertical .imageslider__controls { right: .6rem; max-height: calc(100% - 6rem); gap: .5rem; }
  .imageslider__toggle { width: 1.75rem; height: 1.75rem; }

  .imageslider__dots { gap: .4rem; }
  .imageslider__dot { width: .5rem; height: .5rem; }
  .imageslider--horizontal .imageslider__dot[aria-current="true"] { width: 1.125rem; }
  .imageslider--vertical .imageslider__dot[aria-current="true"] { height: 1.125rem; }

  .imageslider__caption { padding: 2rem .875rem .75rem; font-size: .875rem; }
  .imageslider--horizontal:has(.imageslider__controls) .imageslider__caption { padding-bottom: 2.75rem; }
}

@media (prefers-reduced-motion: reduce) {
  .imageslider,
  .imageslider * {
    transition-duration: 0s !important;
  }
}