/* Slider della hero: tre pannelli sovrapposti con dissolvenza */
.hero-slider {
  position: relative;
  min-height: 85vh;
  overflow: hidden;
}

.hero-slider .slides {
  position: absolute;
  inset: 0;
}

.hero-slider .slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity .8s ease, visibility .8s ease;
  z-index: 0;
}

.hero-slider .slide.is-active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}

.hero-slider .slide > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-slider .slide > .shade {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-slider .slide > .container {
  position: relative;
  z-index: 2;
  padding-top: 6rem;
  padding-bottom: 6rem;
}

.hero-slider .slide h2 {
  font-family: inherit;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.1;
  margin: .6rem 0 1rem;
}

/* Frecce */
.slider-prev,
.slider-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .6);
  background: rgba(0, 0, 0, .3);
  color: #fff;
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s ease;
}

.slider-prev { left: 16px; }
.slider-next { right: 16px; }

.slider-prev:hover,
.slider-next:hover {
  background: rgba(0, 0, 0, .55);
}

/* Puntini */
.slider-dots {
  position: absolute;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 10px;
}

.slider-dots button {
  width: 12px;
  height: 12px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid #fff;
  background: rgba(255, 255, 255, .3);
  cursor: pointer;
  transition: background .2s ease;
}

.slider-dots button.is-active {
  background: #fff;
}

.slider-prev:focus-visible,
.slider-next:focus-visible,
.slider-dots button:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 3px;
}

@media (max-width: 640px) {
  .hero-slider .slide > .container {
    padding-top: 4rem;
    padding-bottom: 5rem;
  }
  .slider-prev,
  .slider-next {
    width: 36px;
    height: 36px;
    font-size: 1.3rem;
  }
  .slider-prev { left: 8px; }
  .slider-next { right: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-slider .slide,
  .slider-prev,
  .slider-next,
  .slider-dots button {
    transition: none;
  }
}