.panel {
  position: relative;
}

.panel--bulletin::before {
  @apply bg-gradient-to-b from-accent-100 to-canvas dark:bg-black dark:bg-none;
  
  border-start-start-radius: 6px;
  border-start-end-radius: 6px;
  content: "";
  block-size: 15em;
  position: absolute;
  inset-block-start: 2px;
  inset-inline: 0;
}

@media screen and (min-width: 768px) {
  .panel--bulletin::before {
      inset-inline: 2px;
  }
}

[data-colour-scheme="dark"] .panel--bulletin::before {
  @apply bg-transparent bg-none;
}

.panel--bulletin .attachment__caption {
  display: none;
}