vaadin-message-input > vaadin-text-area::part(input-field) {
  background: var(--vaadin-input-field-background, transparent);
}

vaadin-message-input:not([readonly], [disabled]) > vaadin-text-area::part(input-field) {
  box-shadow: none;
}

vaadin-message-input[theme~='icon-button'] > vaadin-message-input-button {
  width: var(--vaadin-icon-size, 1lh);
  height: var(--vaadin-icon-size, 1lh);
  color: transparent;
  position: relative;
  contain: strict;
}

vaadin-message-input[theme~='icon-button'] > vaadin-message-input-button::before {
  content: '';
  position: absolute;
  inset: 0;
  mask-image: var(--_vaadin-icon-paper-airplane);
  background: var(--vaadin-button-text-color);
}

vaadin-message-input[theme~='icon-button'][dir='rtl'] > vaadin-message-input-button::before {
  scale: -1;
}

@media (forced-colors: active) {
  vaadin-message-input[theme~='icon-button'] > vaadin-message-input-button {
    forced-color-adjust: none;
    --vaadin-button-text-color: CanvasText;
  }
}