*,
*::after,
*::before {
  box-sizing: border-box;
}

:root {
  font-size: 11px;
  --page-padding: 1.5rem;
  --color-text: #ffffffea;
  --color-bg: #141414;
  --color-link: #ffffffb3;
  --color-link-hover: #ffffffea;
  --item-br: 0px;
  --item-ar: 4 / 5;
  --item-width: 300px;
  --color-marquee: rgba(251, 251, 251, 0.942);
  --font-size-marquee: clamp(2rem, 16vw, 8rem);
  --blend-mode: difference;
  --color-bg-variation: #141414;
  --color-shadow-in: rgba(0, 0, 0, 0.2);
  --color-shadow-out: rgba(0, 0, 0, 0.8);
}

body {
  margin: 0;
  color: var(--color-text);
  background-color: var(--color-bg);
  font-family: "swiss-721-bt", sans-serif;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

.demo-1 {
  --color-link: rgb(190, 175, 110);
  --item-ar: 14 / 9;
  --item-width: 600px;
  --color-marquee: rgb(190, 175, 110);
  --color-bg-variation: #5f4f0f;
  --blend-mode: plus-lighter;
}

.demo-2 {
  --color-text: rgb(144, 34, 34);
  --color-bg: #11150b;
  --color-bg-variation: rgb(231, 27, 27);
  --color-marquee: rgb(231, 27, 27);
}

.demo-3 {
  --item-br: 7px;
  --color-bg: #000000;
  --font-size-marquee: clamp(2rem, 16vw, 5rem);
  --color-marquee: rgb(67, 67, 67);
  --color-bg-variation: #373737;
  --color-shadow-out: rgba(0, 0, 0, 0.5);
}

.demo-4 {
  --item-br: 7px;
  --color-text: #b69897;
  --color-bg: #fff;
  --color-link: #7d6b6b;
  --color-link-hover: #484848;
  --color-marquee: rgb(233, 48, 29);
  --color-bg-variation: rgb(255 255 255);
  --font-size-marquee: clamp(2rem, 16vw, 14rem);
  --color-shadow-in: rgba(0, 0, 0, 0.2);
  --color-shadow-out: rgb(227 198 197 / 82%);
}

.demo-5 {
  --color-text: #797979;
  --color-marquee: rgb(56, 56, 56);
  --font-size-marquee: clamp(2rem, 16vw, 3rem);
  --blend-mode: plus-lighter;
  --color-bg-variation: rgb(65, 65, 65);
  --color-shadow-out: rgba(0, 0, 0, 0.8);
}

@media (scripting: enabled) {
  .loading {
    &::before,
    &::after {
      content: "";
      position: fixed;
      z-index: 10000;
    }

    &::before {
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: var(--color-bg);
    }

    &::after {
      top: 50%;
      left: 50%;
      width: 100px;
      height: 1px;
      margin: 0 0 0 -50px;
      background: var(--color-link);
      animation: loaderAnim 1.5s ease-in-out infinite alternate forwards;
    }
  }
}

@keyframes loaderAnim {
  0% {
    transform: scaleX(0);
    transform-origin: 0% 50%;
  }

  50% {
    transform: scaleX(1);
    transform-origin: 0% 50%;
  }

  50.1% {
    transform: scaleX(1);
    transform-origin: 100% 50%;
  }

  100% {
    transform: scaleX(0);
    transform-origin: 100% 50%;
  }
}

a {
  text-decoration: none;
  color: var(--color-link);
  outline: none;
  cursor: pointer;

  &:hover {
    text-decoration: none;
    color: var(--color-link-hover);
  }

  &:focus {
    outline: none;
    background: lightgrey;

    &:not(:focus-visible) {
      background: transparent;
    }

    &:focus-visible {
      outline: 2px solid red;
      background: transparent;
    }
  }
}

.frame {
  font-weight: bold;
  padding: var(--page-padding);
  display: grid;
  z-index: 10000;
  position: relative;
  gap: 1rem;
  pointer-events: none;
  justify-items: start;
  grid-template-columns: 100%;
  grid-template-areas:
    "title"
    "links"
    "demos"
    "tags"
    "sponsor";

  #cdawrap {
    justify-self: start;
    grid-area: sponsor;
  }

  a,
  button {
    pointer-events: auto;
  }

  .frame__title {
    grid-area: title;
    font-size: inherit;
    font-weight: inherit;
    margin: 0;
  }

  .frame__tags {
    grid-area: tags;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
  }

  .frame__links,
  .frame__demos {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
  }

  .frame__demos > * {
    padding: 4px 10px;
    line-height: 1;
    background-color: var(--color-bg-variation);
    border-radius: 3px;
  }

  .frame__links {
    grid-area: links;
  }

  .frame__demos {
    grid-area: demos;
  }

  @media screen and (min-width: 53em) {
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    gap: 3rem;
    grid-template-columns: auto auto 1fr;
    grid-template-rows: auto auto;
    align-content: space-between;
    grid-template-areas:
      "title links demos"
      "tags tags sponsor";

    .frame__tags {
      align-self: end;
    }

    .frame__demos,
    #cdawrap {
      justify-self: end;
      text-align: right;
    }
  }
}

.mark {
  position: fixed;
  width: 100%;
  top: 50%;
  transform: translateY(-50%);
  width: 100vw;
  left: 0;
  z-index: 1;
  overflow: hidden;
  mix-blend-mode: var(--blend-mode);
}

body::after {
  content: "";
  top: 0;
  left: 0;
  position: fixed;
  width: 100%;
  height: 100%;
  z-index: 1000;
  pointer-events: none;
  background: radial-gradient(var(--color-shadow-in) 10%, var(--color-shadow-out) 80%);
  background-repeat: no-repeat;
  background-size: 100%;
}

.mark__inner {
  display: flex;
  gap: 3rem;
  width: max-content;
  position: relative;
  will-change: transform;
}

.mark__inner span {
  white-space: nowrap;
  text-transform: uppercase;
  color: var(--color-marquee);
  font-size: var(--font-size-marquee);
  line-height: 1;
}

.font-1 {
  font-family: "scale-variable", sans-serif;
  font-variation-settings:
    "wght" 772,
    "wdth" 60;
}

.font-2 {
  font-family: "totalblack-variable", sans-serif;
  font-variation-settings: "wght" 800;
}

.font-3 {
  font-family: "brillante-vf", sans-serif;
  font-variation-settings:
    "wght" 827,
    "wdth" 125;
}

.font-4 {
  font-family: swiss-721-bt-extended, sans-serif;
  font-weight: 700;
}

.gallery {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 25vh;
  margin-bottom: 35vh;
}

.gallery__item-wrap {
  width: 100%;
  max-width: var(--item-width);
  perspective: 900px;
  margin-bottom: -5rem;
}

.demo-3 .gallery__item-wrap {
  margin-bottom: -7rem;
}

.demo-4 .gallery__item-wrap {
  margin-bottom: 5rem;
}

.demo-5 .gallery__item-wrap {
  margin-bottom: -10rem;
}

.gallery__item {
  width: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform-style: preserve-3d;
  will-change: transform, filter;
  border-radius: var(--item-br);
  aspect-ratio: var(--item-ar);
}