/* Desktop browser layout and direct-input affordances. */
@media (min-width: 761px) {
  #app-view.shell {
    width: 100%;
    max-width: none;
    height: 100dvh;
    margin: 0;
    padding: 10px;
  }

  #app-view .layout {
    width: 100%;
    height: calc(100dvh - 20px);
    min-height: 0;
    grid-template-columns: clamp(360px, 24vw, 430px) minmax(0, 1fr);
  }

  #chat-pane.attachment-drop-active::after {
    content: attr(data-drop-label);
    position: absolute;
    z-index: 45;
    inset: 72px 18px 76px;
    display: grid;
    place-items: center;
    border: 2px dashed rgba(126, 190, 242, 0.58);
    border-radius: 18px;
    background: rgba(8, 21, 32, 0.78);
    color: #d9edff;
    font-size: 1rem;
    font-weight: 720;
    letter-spacing: 0.01em;
    text-align: center;
    pointer-events: none;
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
  }
}

.message-selection-toolbar,
.message-selection-toolbar * {
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}

.message-selection-toolbar button {
  touch-action: manipulation;
}