/* Shared loading presentation; the iframe keeps its original dimensions. */
[data-embed-loading] {
  position: relative;
}

.builder-preview [data-embed-loading] {
  max-width: 700px;
  margin: 0 auto;
}

.showcase-preview:not([data-embed-state='ready']),
[data-embed-loading][data-embed-state='loading'] {
  background: radial-gradient(ellipse at 25% 20%, #eef4ff, transparent 70%), #f8faff;
}

.showcase-preview:not([data-embed-state='ready']) iframe,
[data-embed-loading][data-embed-state='loading'] iframe {
  opacity: 0;
}

.showcase-embed-loading {
  position: absolute;
  z-index: 1;
  inset: 0;
  display: grid;
  padding: 24px;
  place-items: center;
  background:
    radial-gradient(ellipse at 25% 20%, rgb(191 213 255 / 45%), transparent 65%),
    radial-gradient(ellipse at 90% 90%, rgb(220 213 255 / 30%), transparent 60%), #f8faff;
  color: #64748b;
  text-align: center;
}

.showcase-embed-loading[hidden] {
  display: none;
}

.showcase-loading-brand {
  margin-bottom: 18px;
  color: #2563eb;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.showcase-loading-content strong {
  color: #344b70;
  font-size: 13px;
  font-weight: 600;
}

.showcase-loading-content p {
  margin: 8px 0 0;
  font-size: 11px;
}

.showcase-loading-mark {
  display: flex;
  gap: 7px;
  align-items: flex-end;
  justify-content: center;
  height: 38px;
  margin-bottom: 22px;
}

.showcase-loading-mark span {
  width: 7px;
  height: 22px;
  border-radius: 4px;
  background: #91b0ee;
  animation: showcase-loading-pulse 1.8s ease-in-out infinite;
}

.showcase-loading-mark span:nth-child(2) {
  height: 36px;
  background: #6d93df;
  animation-delay: 0.15s;
}

.showcase-loading-mark span:nth-child(3) {
  height: 28px;
  background: #a49edb;
  animation-delay: 0.3s;
}

/* Deferred previews keep their bars static until their data starts loading. */
.showcase-preview:has(iframe[data-src]) .showcase-loading-mark span,
[data-embed-loading]:has(iframe[data-src]) .showcase-loading-mark span {
  animation-play-state: paused;
}

.showcase-loading-content button {
  margin-top: 16px;
  padding: 7px 12px;
  border: 1px solid #c5d4ef;
  border-radius: 5px;
  color: #2452a5;
  background: #fff;
  font: inherit;
  font-size: 11px;
  cursor: pointer;
}

@keyframes showcase-loading-pulse {
  50% {
    opacity: 0.45;
    transform: translateY(-4px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .showcase-loading-mark span {
    animation: none;
  }
}