bulma/docs/_sass/home/bubble.scss

@use "sass:list";
@use "sass/utilities/css-variables" as cv;
@use "../utils";

@mixin anim-bounce-jelly {
  animation-duration: 1000ms;
  animation-fill-mode: both;
  animation-name: anim-bounce-jelly;
  animation-timing-function: linear;
}

%anim-bounce-jelly {
  @include anim-bounce-jelly;
}

.bd-dot-bounce {
  --factor: 1;
  @include anim-bounce-jelly;
  animation-delay: calc(var(--factor) * 0.1s);
}

@for $index from 1 through 20 {
  .bd-dot-bounce.is-#{$index} {
    --factor: #{$index};
  }
}

.bd-bubble {
  --s: 75%;
  --bg-l: 90%;
  --fg-l: 30%;
  --bg: hsl(var(--h), var(--s), var(--bg-l));
  --fg: hsl(var(--h), var(--s), var(--fg-l));
  --scale: 1.125;
  display: flex;
  flex-direction: column;
  width: 17rem;
  position: absolute;
  bottom: 0;
  left: 0;
  perspective: 200px;
  transform-style: preserve-3d;

  &.is-bruhandle {
    --scale: 0.875;
  }

  &.is-jesseschoff {
    --scale: 1.25;
  }

  &.is-ale_codes {
    --scale: 1.25;
  }
}

.bd-bubble-content {
  @extend %anim-3d;
  animation-name: anim-rise-up;
  transform-origin: bottom center;
  background-color: var(--bg);
  color: var(--fg);
  font-size: calc(var(--scale, 1) * 1em);
  font-weight: cv.getVar("weight-medium");
  line-height: 1.25;
  padding: 0.875em 1em;
  position: relative;
  border-radius: 0.75em;
  margin-left: -1.5rem;
}

.bd-bubble-arrow {
  @extend %anim-3d;
  animation-name: anim-slide-down;
  border-width: 0.5rem 0.75rem;
  border-color: transparent;
  border-style: solid;
  border-top-color: var(--bg);
  height: 1rem;
  margin-top: -1px;
  width: 1.5rem;
}

.bd-bubble-author {
  @extend %anim-3d;
  animation-name: anim-pivot-up;
  align-items: center;
  gap: 0.5rem;
  display: flex;
  transform-origin: top center;

  img {
    border-radius: 40%;
    height: 1.5em;
    width: 1.5em;
    flex-shrink: 0;
  }

  strong {
    color: cv.getVar("text-strong");
    font-size: 0.875em;
  }
}

@include cv.system-theme($name: "dark") {
  .bd-bubble {
    --s: 100%;
    --fg-l: 70%;
    --bg-l: 10%;
  }
}

@include cv.bulma-theme($name: "light") {
  .bd-bubble {
    --s: 75%;
    --bg-l: 90%;
    --fg-l: 30%;
  }
}

@include cv.bulma-theme($name: "dark") {
  .bd-bubble {
    --s: 100%;
    --fg-l: 70%;
    --bg-l: 10%;
  }
}

$bubble-order: ("axbom", "jesseschoff", "ale_codes", "MyTopSecretName");
$delay-factor: 0.3s;

@for $index from 1 through list.length($bubble-order) {
  $name: list.nth($bubble-order, $index);

  .js-bubble-#{$name} {
    .bd-bubble-content {
      animation-delay: calc(
        var(--animation-delay) + #{($index - 1) * $delay-factor}
      );
    }
    .bd-bubble-arrow {
      animation-delay: calc(
        var(--animation-delay) + #{($index - 1) * $delay-factor + 0.5s}
      );
    }

    .bd-bubble-author {
      animation-delay: calc(
        var(--animation-delay) + #{($index - 1) * $delay-factor + 0.7s}
      );
    }
  }
}