lbry.tech/app/sass/pages/_playground.scss

/**
 * Playground | Wrapper
 *
 * @class     .playground
 * @selector  {::before}
 * @selector  {::after}
 * @state     {.waiting}
 */

.playground {
  border-top: 1px solid rgba($black, 0.05);
  position: relative;
  top: 1rem;

  &.waiting::before {
    top: 0; right: 0;
    bottom: 0; left: 0;

    background-color: rgba($white, 0.7);
    content: "";
    cursor: progress;
    position: absolute;
    z-index: 5;
  }

  &::after {
    @include clearfix;
  }
}



/**
 * Playground | Navigation
 *
 * @class     .playground__navigation
 *
 * @class     .playground__navigation__example
 * @selector  {::before}
 * @selector  {:last-of-type}
 * @state     {.active}
 * @state     {:hover}
 */

.playground__navigation {
  width: 100%;

  list-style-type: none;
  padding-bottom: 1rem;
  padding-top: 1.5rem;

  &::after {
    @include clearfix;
  }
}

.playground__navigation__example {
  cursor: pointer;
  float: left;
  position: relative;
  text-align: center;
  width: 33.333333%;

  &::before {
    width: 100%; height: 2.5rem;
    top: -0.6rem; left: 0;

    content: "example " attr(data-example);
    font-size: 0.6rem;
    font-style: italic;
    line-height: 1.1;
    position: absolute;
    text-align: center;
    text-transform: uppercase;
  }

  &:not(.active) {
    &::before,
    button,
    span {
      color: rgba($black, 0.3);
    }
  }

  &.active,
  &:hover {
    button {
      color: $teal;
    }

    &::before,
    span {
      color: $black;
    }
  }

  &.completed {
    &::after {
      width: 100%; height: 100%;
      top: 0; left: 0;

      background-color: rgba($white, 0.7);
      content: "✓";
      font-size: 3rem;
      line-height: 0.85;
      position: absolute;
      z-index: 10;
    }
  }

  &::before,
  button,
  span {
    transition: color 0.2s;
  }

  button {
    background-color: transparent;
    font-size: 1.25rem;
    font-weight: 600;
  }

  span {
    display: block;
    font-size: 1rem;
  }
}



/**
 * Playground | Content
 *
 * @class     .playground__content
 *
 * @class     .playground__content__meme
 * @selector  {::after}
 *
 * @class     .playground__content__meme__canvas
 *
 * @class     .playground__content__meme__canvas__thumbnail
 * @selector  {:last-of-type}
 * @state     {.selected}
 *
 * @class     .playground__content__meme__editor
 *
 * @class     .playground__content__trends
 * @selector  {::after}
 * @state     {:empty}
 *
 * @class     .playground__content__trend
 * @class     .playground__content__urlbar
 */

.playground__content {
  border-top: 1px solid rgba($black, 0.05);
  overflow-y: visible;
  padding-bottom: 1rem;
  padding-top: 1rem;

  .loader {
    @extend .__loading;

    &::after {
      content: "Processing request";
    }
  }

  h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
  }

  pre {
    font-size: 1rem;
  }
}

.playground__content__meme {
  overflow-y: auto;
  position: relative;

  &::after {
    @include clearfix;
  }
}

.playground__content__meme__canvas {
  float: left;
  margin-right: 2%;
  position: relative;
  width: 48%;

  canvas {
    width: 100%; height: 100%;

    background-color: rgba($teal, 0.3);
    margin-bottom: 1rem;
  }
}

.playground__content__meme__canvas__thumbnail {
  width: 5rem; height: 5rem;

  border-style: solid;
  border-width: 2px;
  margin-bottom: 1rem;
  object-fit: contain;
  object-position: center;
  cursor: pointer;

  &:not(:last-of-type) {
    margin-right: 1rem;
  }

  &:not(.selected) {
    border-color: transparent;
  }

  &.selected {
    border-color: $black;
  }
}

.playground__content__meme__editor {
  float: right;
  width: 50%;

  h2.__metadata {
    margin-top: 3rem;
  }

  fieldset {
    border: none;

    &:not(:last-of-type) {
      margin-bottom: 1rem;
    }
  }

  label {
    color: rgba($black, 0.3);
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.05rem;
    margin-bottom: 0.025rem;
    text-transform: uppercase;
    width: 100%;
  }

  input:not([type="checkbox"]):not([type="submit"]),
  select,
  textarea {
    @media (min-width: 901px) {
      font-size: 1.25rem;
    }

    @media (max-width: 900px) {
      font-size: 1.05rem;
    }
  }

  input {
    &:not([type="checkbox"]):not([type="file"]):not([type="submit"]) {
      border-bottom: 2px solid;
      padding-bottom: 0.15rem;
      transition: all 0.2s;
      width: 100%;
    }

    &:not([type="file"]):not([type="submit"]) {
      &:not(:hover):not(:active) {
        border-color: $black;
      }

      &:hover,
      &:active {
        border-color: $teal;
      }
    }

    &[type="checkbox"] {
      width: 1.25rem; height: 1.25rem;

      border: 2px solid;
      margin-right: 0.5rem;
      position: relative;
      top: 0.35rem;

      &::after {
        width: 100%; height: 100%;

        content: "✓";
        font-size: 1.5rem;
        line-height: 1rem;
        position: absolute;
      }

      &:not(:checked)::after {
        color: transparent;
      }

      &:checked::after {
        color: $teal;
      }
    }
  }

  select,
  textarea {
    border-bottom: 2px solid;
    width: 100%;

    &:not(:hover):not(:active) {
      border-color: $black;
    }

    &:hover,
    &:active {
      border-color: $teal;
    }
  }

  select {
    background-image: url("/assets/media/svg/down.svg");
    background-position: 99% center;
    background-repeat: no-repeat;
    background-size: 1rem;
    padding-right: 2rem;
  }

  textarea {
    min-height: 100px;
    resize: vertical;
  }
}

.playground__content__trends {
  min-width: 0; min-height: 0;

  display: grid;
  grid-gap: 1rem;
  grid-template: repeat(1, 1fr) / repeat(3, 1fr);
  position: relative;

  &:empty {
    @extend .__loading;

    &::after {
      content: "Fetching content from LBRY";
    }
  }
}

.playground__content__trend {
  img {
    width: 100%; height: 213px;

    cursor: pointer;
    display: block;
    margin-bottom: 0.5rem;
    object-fit: cover;
    object-position: center;
    position: relative;
  }

  figcaption {
    cursor: pointer;
    font-size: 1rem;
    line-height: 1.33;

    span {
      color: rgba($black, 0.3);
      display: block;
      font-size: 0.8rem;
      letter-spacing: 0.025rem;
    }
  }
}

.playground__content__urlbar {
  border: 1px solid rgba($black, 0.05);
  display: flex;
  margin-bottom: 1rem;

  button,
  input,
  span {
    float: left;
    vertical-align: middle;
  }

  button,
  span {
    height: 100%;
    line-height: 2rem;
  }

  button {
    color: $white;
    font-size: 1rem;
    position: relative;
    text-transform: lowercase;
    transition: background-color 0.2s;
    width: 6rem;

    &::after {
      width: calc(100% + 2px); height: calc(100% + 2px);
      top: -1px; left: -1px;

      content: "";
      position: absolute;
      transition: background-color 0.2s;
      z-index: -1;
    }

    &:not(:hover) {
      background-color: $black;

      &::after {
        background-color: $black;
      }
    }

    &:hover {
      background-color: $teal;

      &::after {
        background-color: $teal;
      }
    }
  }

  input {
    font-size: 1rem;
    width: calc(100% - 9.5rem);

    &::placeholder {
      color: rgba($black, 0.5);
      opacity: 1;
    }
  }

  span {
    @include no-user-select;
    color: rgba($black, 0.5);
    cursor: default;
    font-size: 1rem;
    text-align: right;
    width: 3.5rem;
  }
}



/**
 * Playground | Description
 *
 * @class .playground__description
 */

.playground__description {
  cursor: default;
  font-size: 1rem;
  line-height: 1.33;
  padding: 1rem;

  &:not(.success) {
    background-color: rgba($black, 0.05);
    text-align: center;
  }

  &.success {
    background-color: rgba($teal, 0.05);

    strong {
      display: block;
      text-transform: uppercase;
    }
  }

  a {
    font-weight: 700;
  }
}