/* Styles für die eigene Lightbox (natives <dialog>-Element). */

dialog.lightbox {
  padding: 0;
  border: 0 none;
  background: transparent;
  max-width: 100vw;
  max-height: 100vh;
  width: 100%;
  height: 100%;
  overflow: hidden;
  outline: none;
}

dialog.lightbox::backdrop {
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
}

dialog.lightbox .lightbox__img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-width: 100vw;
  max-height: 100vh;
  width: auto;
  height: auto;
  display: block;
  touch-action: none;
}

dialog.lightbox.is-loading .lightbox__img {
  visibility: hidden;
}

dialog.lightbox .lightbox__spinner {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  width: 40px;
  height: 40px;
  margin: -20px 0 0 -20px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: lightbox-spin 0.8s linear infinite;
  z-index: 5;
}

dialog.lightbox.is-loading .lightbox__spinner {
  display: block;
}

dialog.lightbox button {
  position: fixed;
  display: flex;
  align-items: center;
  justify-content: center;
  /* Mindestgröße für Touch-Ziele */
  min-width: 2.75rem;
  min-height: 2.75rem;
  border: 0 none;
  background: transparent;
  padding: 0;
  cursor: pointer;
  color: #fff;
  line-height: 1;
  z-index: 10;
  text-shadow: 0 0 6px rgba(0, 0, 0, 0.8);
}

dialog.lightbox button:hover {
  opacity: 0.7;
}

dialog.lightbox button[hidden] {
  display: none;
}

dialog.lightbox button:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

dialog.lightbox .lightbox__close {
  top: 20px;
  right: 30px;
  font-size: 4rem;
}

dialog.lightbox .lightbox__prev,
dialog.lightbox .lightbox__next {
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
}

@media (min-width: 35.5em) {
  dialog.lightbox .lightbox__prev,
  dialog.lightbox .lightbox__next {
    font-size: 3rem;
  }
}

dialog.lightbox .lightbox__prev {
  left: 10px;
}

dialog.lightbox .lightbox__next {
  right: 10px;
}

@media (min-width: 50em) {
  dialog.lightbox .lightbox__prev {
    left: 20px;
  }

  dialog.lightbox .lightbox__next {
    right: 20px;
  }
}

dialog.lightbox .lightbox__caption {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 5px 10px;
  text-align: center;
  font-weight: 700;
  font-size: 0.8rem;
  color: #fff;
  background: rgba(0, 0, 0, 0.8);
}

dialog.lightbox .lightbox__caption[hidden] {
  display: none;
}

@keyframes lightbox-spin {
  to {
    transform: rotate(360deg);
  }
}