.sterling-dialog {
  appearance: none;
  padding: 0;
  border: none;
  background: none;
  filter: var(--stsv-common__drop-shadow);
  overflow: visible;
}

.sterling-dialog::backdrop {
  backdrop-filter: blur(2px);
  background: rgba(0, 0, 0, 0.3);
  transition: opacity 250ms;
  opacity: 0;
}

.sterling-dialog.open::backdrop {
  opacity: 1;
}

.sterling-dialog.closing::backdrop {
  opacity: 0;
}

.sterling-dialog > form > .content {
  background-color: var(--stsv-common__background-color);
  border-color: var(--stsv-common__border-color);
  border-radius: 0;
  border-style: solid;
  border-width: var(--stsv-common__border-width);
  box-sizing: border-box;
  color: var(--stsv-common__color);
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto 1fr auto auto;
  justify-content: stretch;
  justify-items: stretch;
  align-items: stretch;
  transition: opacity 250ms;
  opacity: 0;
}

.sterling-dialog.open > form > .content {
  opacity: 1;
}

.sterling-dialog.closing > form > .content {
  opacity: 0;
}

.sterling-dialog > form > .content > .header {
  background-color: var(--stsv-common__background-color--secondary);
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: 1fr;
  justify-items: stretch;
  align-items: center;
  padding: 0.25em 0.5em;
  column-gap: 1em;
}

.sterling-dialog > form > .content > .header > .title {
  font-size: 1.4em;
}

.sterling-dialog > form > .content > .header > .close {
  justify-self: flex-end;
}

.sterling-dialog > form > .content > .header > .close .close-x {
  width: 1em;
  height: 1em;
  position: relative;
}

.sterling-dialog > form > .content > .header > .close .close-x::before,
.sterling-dialog > form > .content > .header > .close .close-x::after {
  content: '';
  position: absolute;
  width: 0.75em;
  height: 0.125em;
  background-color: currentColor;
  top: 0.45em;
}

.sterling-dialog > form > .content > .header > .close .close-x::before {
  transform: rotate(45deg);
  left: 0.125em;
}

.sterling-dialog > form > .content > .header > .close .close-x::after {
  transform: rotate(-45deg);
  right: 0.125em;
}

.sterling-dialog > form > .content > .body {
  padding: 1em;
}

.sterling-dialog > form > .content > .separator {
  background-color: var(--stsv-common__background-color--secondary);
  height: var(--stsv-common__border-width);
  margin: 0 0.25em;
}

.sterling-dialog > form > .content > .footer {
  padding: 0.5em 1em;
  gap: 5px;
}

@media (prefers-reduced-motion) {
  .sterling-dialog::backdrop,
  .sterling-dialog > form > .content {
    transition: none;
  }
}