.UpdateNotification {
  overflow: hidden;
}

.UpdateNotificationModal {
  --__top-fringe: 15em; // how much pleroma-tan should stick her head above
  --__bottom-fringe: 80em; // just reserving as much as we can, number is mostly irrelevant
  --__right-fringe: 8em;
  --__panel-background: rgb(0,255,255 / 80%);

  font-size: 15px;
  position: relative;
  transition: transform;
  transition-timing-function: ease-in-out;
  transition-duration: 500ms;

  .text {
    max-width: 40em;
    padding-left: 1em;
  }

  .footer-buttons {
    --panel-heading-height-padding: calc(var(--panel-header-height) * 0.2);
    --__panel-heading-gap: calc(var(--panel-header-height) * 0.1565);
    --__panel-heading-height: var(--panel-header-height);
    --__panel-heading-height-inner: calc(var(--__panel-heading-height) - 2 * var(--panel-heading-height-padding, 0));

    box-sizing: border-box;
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    display: grid;
    z-index: 20;
    grid-auto-flow: column;
    grid-template-columns: auto;
    grid-auto-columns: auto;
    grid-column-gap: var(--__panel-heading-gap);
    padding: var(--panel-heading-height-padding);
    height: var(--__panel-heading-height);
    line-height: var(--__panel-heading-height-inner);
    font-size: calc(var(--panelHeaderSize) / 3.2);
  }

  @media all and (width <= 800px) {
    /* For mobile, the modal takes 100% of the available screen.
       This ensures the minimized modal is always 50px above the browser
       bottom bar regardless of whether or not it is visible.
   */
    width: 100vw;
  }

  @media all and (height <= 600px) {
    display: none;
  }

  .content {
    overflow: hidden;
    margin-top: calc(-1 * var(--__top-fringe));
    margin-bottom: calc(-1 * var(--__bottom-fringe));
    margin-right: calc(-1 * var(--__right-fringe));

    &.-noImage {
      .text {
        padding-right: var(--__right-fringe);
      }
    }
  }

  .panel-body {
    border-width: 0 0 1px;
    border-style: solid;
    border-color: var(--border);
  }

  .panel-footer {
    z-index: 10;
    position: relative;
    border-width: 0;

    .button-default {
      z-index: 2;
    }
  }

  .pleroma-tan {
    object-fit: cover;
    object-position: top;
    transition: position, left, right, top, bottom, max-width, max-height;
    transition-timing-function: ease-in-out;
    transition-duration: 500ms;
    width: 25em;
    float: right;
    z-index: 20;
    position: relative;
    shape-margin: 0.5em;
    filter: drop-shadow(5px 5px 10px rgb(0 0 0 / 50%));
    pointer-events: none;
  }

  .spacer-top {
    min-height: var(--__top-fringe);
  }

  .spacer-bottom {
    min-height: calc(var(--__bottom-fringe) + var(--panel-header-height));
  }

  .extra-info-group {
    transition: max-height, padding, height;
    transition-timing-function: ease-in;
    transition-duration: 700ms;
    max-height: 70vh;
    mask:
      linear-gradient(to top, white, transparent) bottom/100% 2px no-repeat,
      linear-gradient(to top, white, white);
  }

  .art-credit {
    text-align: right;
  }

  &.-peek {
    /* Explanation:
   * 100vh - 100% = Distance between modal's top+bottom boundaries and screen
   * (100vh - 100%) / 2 = Distance between bottom (or top) boundary and screen
   */
    transform: translateY(calc(((100vh - 100%) / 2)));

    .pleroma-tan {
      float: right;
      z-index: 10;
      shape-image-threshold: 70%;
    }

    .extra-info-group {
      max-height: 0;
    }
  }
}