::selection {
  background-color: #000000;
}

:not(:root):fullscreen::backdrop {
  background: #00000050;
  backdrop-filter: blur(3px);
}

:root {
  --main-bg: #f0f1f5;
  --bg: #ffffff;
  --color: #333;
  --link: #3ea6ff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --main-bg: #1f1f1f;
    --bg: #282828;
    --color: #f0f1f5;
  }
}

* {
  box-sizing: border-box;
}

main {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  /* background-color: var(--bg); */
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  padding: 2rem;
  border-radius: 10px;
}

.gallery,
.overlay img {
  user-select: none;
}

.gallery {
  opacity: 0;
  transition: opacity 0.25s linear 0.25s;
}

.gallery.uploaded {
  opacity: 1;
}

.gallery:hover .gallery__figure:not(:hover) {
  opacity: 0.3;
}

.gallery__figure {
  display: flex;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  animation: fade-in 1s;
  transition: opacity 0.3s;
}

.gallery__figure,
.gallery__open img {
  border-radius: 5px;
}

.gallery__img {
  transition: all 0.3s;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  height: auto;
  max-width: 100%;
}

.gallery__img:hover {
  transform: scale(1.2);
}

.gallery.flex {
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 15rem), 1fr));
}

.gallery.grid {
  display: grid;
  gap: 1.5rem;
}

#categories {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

#categories label {
  cursor: pointer;
}

.overlay {
  display: grid;
  position: fixed;
  top: 0;
  left: 0;
  background-color: rgba(0, 0, 0, 0.5);
  width: 100%;
  height: 100vh;
  grid-template-columns: 100%;
  grid-template-rows: auto 1fr auto;
  z-index: 9999;
  opacity: 1;
  transition: opacity 0.5s;
  backdrop-filter: blur(3px);
}

.overlay.hidden {
  opacity: 0;
  visibility: hidden;
}

.overlay__btns {
  display: flex;
  justify-content: flex-end;
  width: 100%;
  flex-wrap: wrap;
}

.overlay button {
  background: transparent;
  border: none;
  color: #fff !important;
  width: 3em;
  height: 3em;
}

.overlay button i {
  font-size: 1.5rem;
  cursor: pointer;
  color: #fff;
}

.overlay :is(#next, #prev) {
  position: absolute;
  bottom: calc(50vh - 24px);
}

#next {
  right: 0;
}

#gallery__exitfullscreen {
  display: none;
}

.overlay .leyend {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 48px;
  text-align: center;
  color: #fff;
}

.gallery__open {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.gallery__open img {
  max-height: calc(100vh - 96px);
  max-width: 100%;
}

.gallery__open img:hover~figcaption {
  display: flex;
}

.overlay figcaption {
  display: none;
  position: absolute;
  top: 0;
  background-color: #ffffffd0;
  color: #333;
  padding: 8px;
  border-radius: 5px;
  font-size: 0.8rem;
}

input[name="categories"] {
  display: none;
}

[value="all"]:checked~#gallery .gallery__figure[data-category] {
  display: block;
}

[value="Christmas"]:checked~#gallery .gallery__figure:not([data-category~="Christmas"]),
[value="Anime"]:checked~#gallery .gallery__figure:not([data-category~="Anime"]),
[value="Camping"]:checked~#gallery .gallery__figure:not([data-category~="Camping"]),
[value="Wings"]:checked~#gallery .gallery__figure:not([data-category~="Wings"]) {
  display: none;
}

[value="all"]:checked~.categories [for="all"],
[value="Christmas"]:checked~.categories [for="Christmas"],
[value="Anime"]:checked~.categories [for="Anime"],
[value="Camping"]:checked~.categories [for="Camping"],
[value="Wings"]:checked~.categories [for="Wings"] {
  color: #1b95e0;
}

@keyframes fade-in {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}