.mobile-zine-page-card[hidden],
.mobile-zine-source-panel[hidden],
.desktop-zine-source-panel[hidden],
.mobile-zine-aux-card[hidden],
.tab-panel[hidden] {
  display: none !important;
}

.zine-page-card {
  box-sizing: border-box;
  --zine-interaction-duration: 1s;
  --zine-interaction-ease: cubic-bezier(.22, 1, .36, 1);
  transition:
    background-color var(--zine-interaction-duration) var(--zine-interaction-ease),
    border-color var(--zine-interaction-duration) var(--zine-interaction-ease),
    box-shadow var(--zine-interaction-duration) var(--zine-interaction-ease),
    opacity var(--zine-interaction-duration) var(--zine-interaction-ease),
    transform var(--zine-interaction-duration) var(--zine-interaction-ease);
}

.zine-page-card *,
.zine-page-card *::before,
.zine-page-card *::after {
  box-sizing: border-box;
}

.desktop-zine-fullscreen-button,
.desktop-zine-focus-nav-button,
.mobile-zine-fullscreen-button,
.equation-expand-button,
.compact-summary-expand-button {
  transition:
    background-color var(--zine-interaction-duration, 1s) var(--zine-interaction-ease, ease),
    border-color var(--zine-interaction-duration, 1s) var(--zine-interaction-ease, ease),
    box-shadow var(--zine-interaction-duration, 1s) var(--zine-interaction-ease, ease),
    color var(--zine-interaction-duration, 1s) var(--zine-interaction-ease, ease),
    opacity var(--zine-interaction-duration, 1s) var(--zine-interaction-ease, ease),
    transform var(--zine-interaction-duration, 1s) var(--zine-interaction-ease, ease);
}

.desktop-zine-fullscreen-button:active,
.desktop-zine-focus-nav-button:active,
.mobile-zine-fullscreen-button:active,
.equation-expand-button:active,
.compact-summary-expand-button:active {
  transform: scale(.96);
}

.desktop-zine-header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: .5rem;
  min-width: 0;
  margin-left: auto;
}

.desktop-zine-focus-nav-button {
  display: none;
  align-items: center;
  justify-content: center;
  min-width: 5.75rem;
  min-height: 2.2rem;
  border: 1px solid var(--zine-group-color, #0f766e);
  border-radius: 999px;
  background: var(--zine-group-color, #0f766e);
  color: #fff;
  font: inherit;
  font-size: .88rem;
  font-weight: 900;
  cursor: pointer;
}

.desktop-zine-page-card:is(:fullscreen, .is-zine-card-focus) .desktop-zine-focus-nav-button {
  display: inline-flex;
}

.desktop-zine-focus-nav-button:disabled {
  opacity: .42;
  cursor: not-allowed;
}

@keyframes zine-card-focus-zoom {
  from {
    opacity: .72;
  }

  to {
    opacity: 1;
  }
}

@keyframes zine-focus-backdrop-fade {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

.zine-page-card[data-zine-card-type="source"] .desktop-zine-page-card-body,
.zine-page-card[data-zine-card-type="source"] .mobile-zine-card-body {
  display: grid;
  align-content: center;
  justify-items: stretch;
}

.zine-page-card[data-zine-card-type="source"] .zine-page-component {
  display: grid;
  align-content: center;
  gap: .6rem;
  width: 100%;
  max-height: 100%;
  margin: 0;
  overflow: auto;
}

.zine-page-card[data-zine-card-type="source"] .section-title {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.1;
}

.zine-page-card[data-zine-card-type="source"] .tool-support-details {
  display: grid;
  align-content: center;
  gap: .5rem;
  min-height: 0;
  margin: 0;
  overflow: auto;
}

.zine-page-card[data-zine-card-type="source"] .tool-support-details summary {
  display: block;
  font-weight: 900;
  list-style: none;
  cursor: default;
}

.zine-page-card[data-zine-card-type="source"] .tool-support-details summary::-webkit-details-marker {
  display: none;
}

.zine-page-card[data-zine-card-type="source"] .tool-support-details p {
  margin: 0;
  line-height: 1.32;
}

@media (max-width: 600px) {
  body.mobile-zine-active {
    height: 100%;
    overflow: hidden;
  }

  body.mobile-zine-active .tool-shell {
    width: 100%;
    height: 100dvh;
    min-height: 100dvh;
    overflow: hidden;
  }

  body.mobile-zine-active .mobile-zine-page-board {
    min-height: 0;
    overflow: hidden;
  }

  body.mobile-zine-active.mobile-zine-cards .tool-shell > .zine-page-component {
    display: none !important;
  }

  body.mobile-zine-active .mobile-zine-page-card {
    min-height: 0;
  }

  body.mobile-zine-active .mobile-zine-card-body {
    min-height: 0;
    overflow: auto;
    overscroll-behavior: contain;
  }
}