/* Lock the document scroller only. Overflow on body would break sticky HUD
   positioning and make the reading progress dive out, then climb back in. */
html.external-preview-open { overflow: hidden; overscroll-behavior: none; }
/* A quiet reading surface; blocked embeds remain compact editorial cards. */
.external-link-dialog {
  box-sizing: border-box;
  width: min(540px, calc(100vw - 40px));
  max-height: calc(100dvh - 48px);
  margin: auto;
  padding: 0;
  overflow: auto;
  overscroll-behavior: contain;
  border: 1px solid var(--site-border-color);
  border-radius: 14px;
  background: var(--site-raised-bg-color);
  color: var(--site-default-fg-color);
  box-shadow: 0 20px 70px rgba(0, 0, 0, .18);
  opacity: 0;
  transform: translateY(8px) scale(.985);
  transform-origin: 50% 50%;
  transition: opacity 200ms ease, transform 240ms cubic-bezier(.16, 1, .3, 1);
}
.external-link-dialog.has-preview { width: min(880px, calc(100vw - 48px)); }
.external-link-dialog.is-open {
  opacity: 1;
  transform: none;
}
.external-link-dialog.is-closing {
  /* Stay above opacity 0 so the card remains “visible” until dialog.close(). */
  opacity: .01;
  transform: translateY(8px) scale(.985);
  pointer-events: none;
  transition-duration: 160ms, 160ms;
  transition-timing-function: ease, ease;
}
.external-link-dialog::backdrop {
  background: rgba(14, 22, 30, .22);
  backdrop-filter: blur(3px);
  opacity: 0;
  transition: opacity 200ms ease;
}
.external-link-dialog.is-open::backdrop { opacity: 1; }
.external-link-dialog.is-closing::backdrop { opacity: 0; transition-duration: 160ms; }
.external-link-dialog__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; padding: 22px 24px 18px; }
.external-link-dialog__heading { min-width: 0; }
.external-link-dialog__kind { display: block; margin-bottom: 7px; color: var(--site-default-fg-color--light); font-size: 11px; font-weight: 600; letter-spacing: .08em; }
.external-link-dialog h2 { margin: 0; font-size: 19px; font-weight: 600; line-height: 1.5; overflow-wrap: anywhere; }
.external-link-dialog.has-preview h2 { font-size: 16px; }
.external-link-dialog__close { flex: 0 0 auto; display: grid; place-items: center; width: 32px; height: 32px; margin: -4px -8px 0 0; padding: 0; border: 0; border-radius: 7px; background: transparent; color: var(--site-default-fg-color--light); cursor: pointer; }
.external-link-dialog__close:hover { background: var(--site-surface-color); color: var(--site-default-fg-color); }
.external-link-dialog__description { margin: -2px 24px 20px; color: var(--site-default-fg-color--light); font-size: 14px; line-height: 1.8; overflow-wrap: anywhere; }
.external-link-dialog.has-preview .external-link-dialog__description { display: none; }
.external-link-dialog__stage:empty { display: none; }
.external-link-dialog__stage { position: relative; height: min(60dvh, 660px); background: var(--site-surface-color); border-block: 1px solid var(--site-border-color); overflow: hidden; contain: paint; }
.external-link-dialog.is-waiting.has-preview .external-link-dialog__stage::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 18px;
  height: 18px;
  margin: auto;
  border: 1.5px solid var(--site-border-color);
  border-top-color: var(--site-accent-fg-color);
  border-radius: 50%;
  animation: external-link-spin .8s linear infinite;
  pointer-events: none;
}
.external-link-dialog__media { display: block; width: 100%; height: 100%; border: 0; background: #fff; opacity: 0; visibility: hidden; }
.external-link-dialog__media.is-visible { position: relative; z-index: 2; opacity: 1; visibility: visible; transition: opacity 180ms ease, visibility 0s; }
img.external-link-dialog__media { object-fit: contain; background: var(--site-surface-color); }
.external-link-dialog__status { display: flex; align-items: center; gap: 9px; margin: 0 24px 22px; color: var(--site-default-fg-color--light); font-size: 13px; line-height: 1.6; }
.external-link-dialog.has-preview .external-link-dialog__status { margin-top: 12px; margin-bottom: 0; }
.external-link-dialog.is-loading:not(.has-preview) .external-link-dialog__status::before,
.external-link-dialog.is-waiting .external-link-dialog__status::before { content: ''; flex: 0 0 auto; width: 10px; height: 10px; border: 1.5px solid var(--site-border-color); border-top-color: var(--site-accent-fg-color); border-radius: 50%; animation: external-link-spin .8s linear infinite; }
.external-link-dialog__hint { margin: 10px 24px 0; color: var(--site-default-fg-color--light); font-size: 11px; line-height: 1.5; }
.external-link-dialog [hidden] { display: none; }
.external-link-dialog__foot { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; column-gap: 20px; padding: 16px 24px; border-top: 1px solid var(--site-border-color); }
.external-link-dialog.has-preview .external-link-dialog__foot { border-top: 0; }
.external-link-dialog__address-switch { position: relative; min-width: 0; height: 40px; }
.external-link-dialog__destination { display: inline-flex; align-items: center; gap: 7px; min-width: 0; width: 100%; height: 40px; margin: 0; padding: 0; border: 0; border-radius: 4px; background: transparent; color: var(--site-default-fg-color--light); font: inherit; font-size: 12px; line-height: 20px; cursor: pointer; }
.external-link-dialog__destination svg { display: block; flex: 0 0 auto; }
.external-link-dialog__chevron { opacity: .65; transform-origin: 50% 50%; transition: transform 240ms cubic-bezier(.2, .7, .2, 1); }
.external-link-dialog__destination[aria-expanded="true"] .external-link-dialog__chevron { transform: rotate(180deg); }
.external-link-dialog__host { display: block; flex: 1; min-width: 0; text-align: left; line-height: 20px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; transition: opacity 160ms ease, transform 160ms ease; }
.external-link-dialog__destination[aria-expanded="true"] .external-link-dialog__host { opacity: 0; transform: translateY(-3px); }
.external-link-dialog__address-panel { position: absolute; inset: 0 20px 0 21px; visibility: hidden; opacity: 0; transform: translateY(3px); pointer-events: none; transition: opacity 160ms ease, transform 160ms ease, visibility 0s 160ms; }
.external-link-dialog__address-panel[aria-hidden="false"] { visibility: visible; opacity: 1; transform: translateY(0); pointer-events: auto; transition-delay: 0s; }
.external-link-dialog__url { box-sizing: border-box; display: block; width: 100%; min-width: 0; height: 40px; margin: 0; padding: 0; border: 0; border-radius: 0; background: transparent; color: var(--site-default-fg-color--light); font: inherit; font-size: 12px; line-height: 20px; text-overflow: clip; cursor: text; }
.external-link-dialog__url:focus { outline: none; box-shadow: none; }
.external-link-dialog.is-keyboard .external-link-dialog__url:focus-visible { outline: 2px solid var(--site-accent-fg-color); outline-offset: 2px; border-radius: 2px; }
.external-link-dialog__confirm { display: inline-flex; flex: 0 0 auto; align-items: center; justify-content: center; gap: 7px; min-height: 36px; padding: 6px 12px; border: 1px solid var(--site-border-color); border-radius: 7px; background: var(--site-surface-color); color: var(--site-default-fg-color); font-size: 12px; font-weight: 600; line-height: 1.5; text-decoration: none; }
.external-link-dialog__confirm:hover { border-color: var(--site-accent-fg-color); color: var(--site-accent-fg-color); }
.external-link-dialog :is(button, a):focus-visible { outline: 2px solid var(--site-accent-fg-color); outline-offset: 3px; }
@keyframes external-link-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) {
  .external-link-dialog, .external-link-dialog::backdrop, .external-link-dialog__media.is-visible,
  .external-link-dialog__chevron, .external-link-dialog__host, .external-link-dialog__address-panel { transition: none; }
  .external-link-dialog.is-loading:not(.has-preview) .external-link-dialog__status::before,
  .external-link-dialog.is-waiting .external-link-dialog__status::before,
  .external-link-dialog.is-waiting.has-preview .external-link-dialog__stage::after { animation: none; }
}
@media (max-width: 600px) {
  .external-link-dialog, .external-link-dialog.has-preview { width: calc(100vw - 24px); max-height: calc(100dvh - 24px); border-radius: 12px; }
  .external-link-dialog__head { padding: 18px; gap: 12px; }
  .external-link-dialog__description { margin-inline: 18px; }
  .external-link-dialog__foot { padding: 14px 18px; column-gap: 10px; }
  .external-link-dialog__hint { margin-inline: 18px; }
  .external-link-dialog__status { margin-inline: 18px; }
  .external-link-dialog__stage { height: 52dvh; }
  .external-link-dialog__confirm { min-height: 40px; }
}
@media (pointer: coarse) {
  .external-link-dialog__close { width: 44px; height: 44px; }
  .external-link-dialog__address-switch,
  .external-link-dialog__destination,
  .external-link-dialog__url { height: 44px; }
  .external-link-dialog__confirm { min-height: 44px; }
}