/**
 * A5.3 — Image / ImageBlock / citation chips.
 */

.canvas-image {
  box-sizing: border-box;
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: var(--canvas-radius-m);
  background: var(--canvas-surface-sunk);
}

.canvas-image__img {
  display: block;
  width: 100%;
  height: 100%;
}

.canvas-image__img--fill {
  object-fit: cover;
}

.canvas-image__img--fit {
  object-fit: contain;
}

.canvas-image__fallback,
.canvas-image-block__fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 8rem;
  padding: var(--canvas-space-m);
  color: var(--canvas-text-secondary);
  font-family: var(--canvas-font-body);
  font-size: var(--canvas-font-size-sm);
  text-align: center;
  background: var(--canvas-surface-sunk);
  border: 1px dashed var(--canvas-border-default);
  border-radius: var(--canvas-radius-m);
}

.canvas-image-block {
  box-sizing: border-box;
  flex: 1 1 0;
  min-width: 0;
  min-height: 240px;
  max-height: 240px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  isolation: isolate;
  border-radius: var(--canvas-radius-2xl, 1.25rem);
  padding: var(--canvas-space-l);
  overflow: hidden;
}

.canvas-image-block--has-bg::before {
  content: "";
  position: absolute;
  inset: -20px;
  background-image: var(--canvas-image-block-bg);
  background-size: 150%;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.2;
  filter: blur(12px);
  z-index: 0;
  border-radius: inherit;
}

.canvas-image-block__image {
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  border: 4px solid var(--canvas-border-default);
  border-radius: var(--canvas-radius-l);
  position: relative;
  z-index: 1;
}

.canvas-image-block__loader {
  position: absolute;
  left: 50%;
  top: 50%;
  translate: -50% -50%;
  border-width: 3px;
  border-style: solid;
  height: 24px;
  width: 24px;
  border-radius: 999px;
  border-color: var(--canvas-border-default);
  border-top-color: var(--canvas-text-primary);
  z-index: 2;
  animation: canvas-image-block-spin 1s linear infinite;
}

.canvas-image-block__loader[hidden] {
  display: none;
}

@keyframes canvas-image-block-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .canvas-image-block__loader {
    animation: none;
  }
}

.canvas-citation-ref {
  display: inline-flex;
  gap: 0.2rem;
  align-items: baseline;
  font-style: normal;
  vertical-align: super;
  font-size: 0.75em;
}

.canvas-citation-ref__chip {
  appearance: none;
  border: 1px solid var(--canvas-border-default);
  border-radius: 999px;
  background: var(--canvas-surface-sunk);
  color: var(--canvas-text-secondary);
  font-size: inherit;
  font-family: inherit;
  line-height: 1.2;
  padding: 0 0.35em;
  cursor: pointer;
}

.canvas-citation-ref__chip:disabled {
  cursor: default;
  opacity: 0.7;
}