.group {
  display: inline-flex;
  flex-wrap: nowrap;
}

.group[data-modified='true'] {
  background-color: color-mix(in srgb, var(--color-status-warning-bg) 35%, transparent);
  border-radius: var(--border-radius-default);
  padding: 0;
}

.group[data-modified='true'] .btn {
  border-color: color-mix(
    in srgb,
    var(--color-status-warning-border) 60%,
    var(--color-border-default)
  );
}

/* Collapse the doubled border between adjacent buttons */
.group .btn:not(:first-child) {
  margin-left: -1px;
}

/* Flatten interior corners */
.group .btn:not(:first-child) {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.group .btn:not(:last-child) {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

/* Raise hovered / focused / selected button so its full border is visible above siblings */
.group .btn:hover,
.group .btn:focus-visible,
.group .btn:active,
.group .btnSelected {
  position: relative;
  z-index: 1;
}

/* Selected state follows the system's selection language (same as Chip) */
.group .btnSelected {
  background-color: var(--color-bg-selected);
  color: var(--color-brand);
  border-color: var(--color-border-selected);
}

.group .btnSelected:hover {
  background-color: var(--color-bg-selected);
}