/* Keep code actions available while a long AI code block moves through the chat viewport. */
.code-block {
  overflow: clip;
}

.code-block .code-block-toolbar {
  position: sticky;
  top: 0;
  z-index: 4;
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  backdrop-filter: blur(10px);
}

.code-block .code-copy-button {
  min-width: 78px;
  min-height: 28px;
  justify-content: flex-end;
  border-radius: 4px;
  padding: 0 6px;
  transition: color .16s, background .16s;
}

.code-block .code-copy-button:hover {
  background: var(--surface-3);
}

.code-block .code-copy-button.is-copied {
  color: var(--green);
}

@media (max-width: 520px) {
  .code-block .code-copy-button {
    min-width: 32px;
  }

  .code-block .code-copy-button > span {
    display: none;
  }
}