[hidden] {
  display: none !important;
}

[v-cloak] {
  display: none !important;
}

:root {
  --transition-duration: 0.15s;
}

html,
body {
  height: 100%;
  width: 100%;
  margin: 0;
  padding: 0;
}

#app {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  flex: 1;
}

body {
  background-color: var(--ts-gray-50);
}

body,
#dropzone,
.ts-blankslate,
.ts-fieldset,
.ts-switch input::after,
footer.ts-content,
.ts-box,
#reset-button {
  transition: background-color var(--transition-duration) ease, border-color var(--transition-duration) ease;
}

.ts-progress,
.ts-progress .bar {
  transition: background-color var(--transition-duration) ease, width var(--transition-duration) ease, opacity var(--transition-duration) ease;
}

.ts-text,
.ts-header,
.ts-icon,
.ts-close,
.ts-blankslate .header, .ts-blankslate .description,
.ts-accordion > summary,
.ts-accordion > summary::before,
#file-heading {
  transition: color var(--transition-duration) ease;
}

.ts-chip,
.ts-switch,
.ts-selection, .ts-selection .item, .ts-selection .text,
.ts-button {
  transition: background-color var(--transition-duration) ease, color var(--transition-duration) ease, border-color var(--transition-duration) ease;
}

#main {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
}

#dropzone {
  position: relative;
  user-select: none;
}

/* Keep the legacy Simplified Chinese fallback for converted filenames. */
#dropzone .header {
  font-family: "Noto Sans TC", "Noto Sans SC", sans-serif;
}

#file-panel .action {
  position: relative;
  z-index: 2;
}

.selected-books {
  position: relative;
  z-index: 2;
  margin-top: var(--ts-space-gap-small);
}

.selected-book-name {
  max-width: min(20rem, 60vw);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.failure-list {
  max-height: 6rem;
  overflow-y: auto;
  overscroll-behavior: contain;
}

#settings-details {
  margin-top: 1rem;
}

#privacy-disclosure > .content {
    width: min(580px, calc(100vw - 2rem));
}

.summary-switches {
  margin-inline-start: auto;
}

.ts-progress.is-fast,
.ts-progress.is-fast .bar {
  transition: none;
}

#dropzone:has(#file-panel.is-interactive).is-hollowed:hover {
  border-color: var(--ts-gray-400);
}

#dropzone:has(#file-panel.is-interactive).is-hollowed:active,
#dropzone:has(#file-panel.is-interactive).is-dragover {
  border-color: var(--ts-gray-500);
}

#dropzone:has(#file-panel.is-interactive).is-dragover {
  background-color: var(--ts-gray-75);
}

#file-panel.is-interactive:hover {
  background-color: transparent;
}

.ts-icon.is-positive {
  color: var(--ts-positive-500);
}

#reset-button {
  position: absolute;
  right: 1rem;
  top: 1rem;
  z-index: 2;
}

.theme-control {
  position: fixed;
  right: 0;
  top: 0;
  z-index: 4;
  padding: 0.1em 0.25em;
}

#progress-label {
  min-height: 1.5em;
  overflow-wrap: anywhere;
}

.progress-filename-enter-active,
.progress-filename-leave-active {
  transition: opacity 0.12s ease, transform 0.12s ease;
}

.progress-filename-enter-from {
  opacity: 0;
  transform: translateY(0.2rem);
}

.progress-filename-leave-to {
  opacity: 0;
  transform: translateY(-0.2rem);
}

.snackbar-container[popover] {
  position: fixed;
  inset: auto 1rem 1rem auto;
  width: auto;
  height: auto;
  max-width: min(30rem, calc(100vw - 2rem));
  margin: 0;
  padding: 0;
  border: 0;
  overflow: visible;
  color: inherit;
  background: transparent;
}

#snackbar {
  background-color: var(--ts-gray-900);
  color: var(--ts-gray-50);
}

#snackbar:not([hidden]) {
  animation: snackbar-fading-up 0.25s ease-out both;
}

@keyframes snackbar-fading-up {
  from {
    opacity: 0;
    transform: translateY(0.5rem);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 767.98px) {
  #settings-details summary {
    flex-wrap: wrap;
  }

  .summary-switches {
    flex-basis: 100%;
    justify-content: flex-end;
    margin-top: var(--ts-space-gap-small);
  }
}

@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    transition: none;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}