.group-message-menu {
  position: fixed;
  z-index: 10000;
  display: grid;
  min-width: 148px;
  max-width: calc(100vw - 16px);
  padding: 5px;
  border: 1px solid var(--ui-border, #dfe6df);
  border-radius: 12px;
  background: var(--ui-surface, #fff);
  color: var(--ui-text, #23312b);
  box-shadow: 0 8px 30px #172b2029;
  font: 14px/1.4 system-ui, sans-serif;
}
.group-message-menu button {
  min-height: 40px;
  width: 100%;
  border: 0;
  border-radius: 8px;
  padding: 9px 14px;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
  font: inherit;
}
.group-message-menu button:hover, .group-message-menu button:focus-visible {
  background: var(--ui-surface-2, #edf3ed);
  outline: none;
}
[data-group-message-id] { -webkit-touch-callout: none; }
[data-group-message-id]:focus-visible { outline: 2px solid var(--ui-accent, #679b7e); outline-offset: 3px; }
@media (pointer: coarse) {
  [data-group-message-id] { -webkit-user-select: none; user-select: none; }
}