/* Load after the existing material, speech, vocabulary and Figma styles. */
:is(.learn-player, .studio-block.is-preview) :is(
  .speech-check-root, .studio-speech-check-material, .learn-recording,
  .learn-hanzi-grid, .lesson-vocab-drawer, .learn-vocab,
  .studio-video-block, .studio-gallery, .learn-embed, .studio-wordwall,
  .learn-block-audio
) {
  min-width: 0;
  max-width: 100%;
  color: var(--text, #191a27);
  font-family: Manrope, Arial, "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: 0;
}

/* Keep hidden recording controls, reference text and paginated words hidden. */
:is(.learn-player, .studio-block.is-preview) :is(
  .speech-check-root, .learn-recording, .learn-vocab, .studio-gallery,
  .learn-hanzi-grid, .studio-video-block, .learn-embed, .studio-wordwall
) [hidden] {
  display: none !important;
}

:is(.learn-player, .studio-block.is-preview) :is(
  .speech-check-root, .learn-hanzi-actions, .learn-vocab,
  .studio-gallery-toolbar, .studio-gallery-nav, .studio-pdf-nav,
  .studio-video-chapters, .learn-embed > header, .studio-wordwall > header
) :is(.btn, .icon-btn) {
  box-sizing: border-box;
  min-height: 44px;
  max-width: 100%;
  border: 1px solid var(--line, #dfe7ef);
  border-radius: 8px;
  padding: 8px 12px;
  background: var(--surface, #fff);
  color: var(--text, #191a27);
  font: inherit;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.4;
  white-space: normal;
  overflow-wrap: anywhere;
  box-shadow: none;
  transform: none;
}

:is(.learn-player, .studio-block.is-preview) :is(
  .speech-check-root, .learn-hanzi-actions, .learn-vocab,
  .studio-gallery-toolbar, .studio-gallery-nav, .studio-pdf-nav,
  .studio-video-chapters, .learn-embed > header, .studio-wordwall > header
) .icon-btn {
  display: inline-grid;
  place-items: center;
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  min-width: 44px;
  padding: 0;
}

:is(.learn-player, .studio-block.is-preview) :is(
  .speech-check-root, .learn-hanzi-actions, .learn-vocab,
  .studio-gallery-toolbar, .studio-gallery-nav, .studio-pdf-nav,
  .studio-video-chapters, .learn-embed > header, .studio-wordwall > header
) :is(.btn, .icon-btn) > svg {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
}

:is(.learn-player, .studio-block.is-preview) :is(
  .speech-check-root, .learn-hanzi-actions
) .btn.primary {
  border-color: var(--primary, #78258d);
  background: var(--surface, #fff);
  color: var(--primary, #78258d);
}

:is(.learn-player, .studio-block.is-preview) :is(
  .speech-check-root, .learn-hanzi-actions, .learn-vocab,
  .studio-gallery-toolbar, .studio-gallery-nav, .studio-pdf-nav,
  .studio-video-chapters, .learn-embed > header, .studio-wordwall > header
) :is(.btn, .icon-btn):not(:disabled):hover {
  border-color: var(--primary, #78258d);
  background: var(--primary-soft, #f3e9f6);
  color: var(--primary, #78258d);
  box-shadow: none;
  transform: none;
}

:is(.learn-player, .studio-block.is-preview) :is(
  .speech-check-root, .learn-recording, .learn-hanzi-grid, .learn-vocab,
  .studio-gallery, .studio-video-chapters, .learn-embed, .studio-wordwall
) button:disabled {
  opacity: .5;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

:is(.learn-player, .studio-block.is-preview) :is(
  .speech-check-root, .learn-recording, .learn-hanzi-grid, .lesson-vocab-drawer,
  .studio-gallery, .studio-video-note, .studio-video-chapters,
  .learn-embed, .studio-wordwall, .learn-audio
) :focus-visible,
:is(.learn-player, .studio-block.is-preview) .lesson-vocab-drawer > summary:focus-visible {
  outline: 2px solid var(--cyan, #2e90d1);
  outline-offset: 3px;
}

/* Speech: repeat/answer and text/listening use the same stateful rows. */
:is(.learn-player, .studio-block.is-preview) .speech-check-controls {
  container: learning-speech / inline-size;
  display: grid;
  width: 100%;
  max-width: 100%;
  gap: 12px;
}

:is(.learn-player, .studio-block.is-preview) .speech-check-consents {
  gap: 8px;
  padding: 10px 0;
  border-block: 1px solid var(--line, #dfe7ef);
}

:is(.learn-player, .studio-block.is-preview) .speech-check-consents label {
  align-items: flex-start;
  min-height: 24px;
  gap: 10px;
  color: var(--text, #191a27);
  font-size: 13px;
}

:is(.learn-player, .studio-block.is-preview) .speech-check-consents input {
  box-sizing: border-box;
  width: 20px;
  height: 20px;
  min-height: 20px;
  flex: 0 0 20px;
  accent-color: var(--primary, #78258d);
}

:is(.learn-player, .studio-block.is-preview) .speech-check-item-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  align-items: center;
  gap: 8px 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line, #dfe7ef);
}

:is(.learn-player, .studio-block.is-preview) .speech-check-item-copy {
  gap: 10px;
}

:is(.learn-player, .studio-block.is-preview) .speech-check-item-copy > div {
  min-width: 0;
}

:is(.learn-player, .studio-block.is-preview) .speech-check-item-number {
  box-sizing: border-box;
  flex: 0 0 32px;
  width: 32px;
  height: 32px;
  border: 1px solid var(--line, #dfe7ef);
  border-radius: 8px;
  background: var(--surface, #fff);
  color: var(--text, #191a27);
  font-size: 13px;
}

:is(.learn-player, .studio-block.is-preview) .speech-check-reference {
  margin-top: 4px;
  color: var(--text-soft, #747587);
  font-size: 13px;
}

:is(.learn-player, .studio-block.is-preview) .speech-check-item-actions {
  grid-template-columns: 128px minmax(0, 1fr) 38px;
  min-width: 0;
  gap: 8px;
}

:is(.learn-player, .studio-block.is-preview) .speech-check-item-actions [data-speech-timer] {
  color: var(--text-soft, #747587);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

:is(.learn-player, .studio-block.is-preview) .speech-check-item-points {
  color: var(--text, #191a27);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

:is(.learn-player, .studio-block.is-preview) .speech-check-sample {
  gap: 8px;
}

:is(.learn-player, .studio-block.is-preview) .speech-check-sample > button {
  width: auto;
  border-color: var(--cyan, #2e90d1);
  color: var(--cyan, #2e90d1);
}

:is(.learn-player, .studio-block.is-preview) .speech-check-item-status {
  padding-left: 42px;
  color: var(--text-soft, #747587);
  font-size: 12px;
}

:is(.learn-player, .studio-block.is-preview) .speech-check-item-row.is-recording .speech-check-item-number {
  border-color: var(--coral, #e42125);
  background: var(--coral-soft, #fde9ea);
  color: var(--coral, #e42125);
}

:is(.learn-player, .studio-block.is-preview) .speech-check-root [data-speech-item-stop] {
  border-color: var(--coral, #e42125);
  background: var(--surface, #fff);
  color: var(--coral, #e42125);
}

/* Older recording/pronunciation keep their existing recorder bindings. */
:is(.learn-player, .studio-block.is-preview) .learn-recording {
  gap: 12px;
  padding: 16px 0;
}

:is(.learn-player, .studio-block.is-preview) .learn-record-button {
  display: grid;
  place-items: center;
  box-sizing: border-box;
  width: 64px;
  height: 64px;
  min-width: 64px;
  min-height: 64px;
  padding: 0;
  border: 1px solid var(--primary, #78258d);
  border-radius: 50%;
  background: var(--surface, #fff);
  color: var(--primary, #78258d);
  box-shadow: none;
  cursor: pointer;
}

:is(.learn-player, .studio-block.is-preview) .learn-record-button.recording {
  border-color: var(--coral, #e42125);
  background: var(--coral-soft, #fde9ea);
  color: var(--coral, #e42125);
  box-shadow: none;
  animation: none;
}

:is(.learn-player, .studio-block.is-preview) :is(.learn-recording-status, .learn-transcript) {
  max-width: 620px;
  margin: 0;
  color: var(--text-soft, #747587);
  font-size: 13px;
  overflow-wrap: anywhere;
}

:is(.learn-player, .studio-block.is-preview) .learn-transcript strong {
  color: var(--text, #191a27);
}

:is(.learn-player, .studio-block.is-preview) .learn-recording-timer {
  border: 1px solid var(--line, #dfe7ef);
  border-radius: 6px;
  background: var(--surface, #fff);
}

/* HanziWriter mounts a fixed 180 x 180 drawing surface; do not scale it. */
:is(.learn-player, .studio-block.is-preview) .learn-hanzi-grid {
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 216px), 1fr));
  gap: 12px;
}

:is(.learn-player, .studio-block.is-preview) .learn-hanzi-card {
  box-sizing: border-box;
  min-width: 0;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line, #dfe7ef);
  border-radius: 8px;
  background: var(--surface, #fff);
  overflow-x: auto;
}

:is(.learn-player, .studio-block.is-preview) .learn-hanzi-target {
  box-sizing: content-box;
  width: 180px;
  height: 180px;
  min-width: 180px;
  max-width: none;
  aspect-ratio: 1;
  border: 1px solid var(--line, #dfe7ef);
  border-radius: 6px;
  background: #fff;
}

:is(.learn-player, .studio-block.is-preview) .learn-hanzi-caption strong {
  color: var(--text, #191a27);
  font-size: 20px;
}

:is(.learn-player, .studio-block.is-preview) .learn-hanzi-caption small {
  color: var(--text-soft, #747587);
  overflow-wrap: anywhere;
}

:is(.learn-player, .studio-block.is-preview) .learn-hanzi-actions {
  min-width: 0;
  max-width: 100%;
  gap: 6px;
}

/* Native details keeps both standalone and attached word drawers closed. */
:is(.learn-player, .studio-block.is-preview) .lesson-vocab-drawer {
  margin-top: 12px;
  border: 1px solid var(--line, #dfe7ef);
  border-radius: 8px;
  background: var(--surface, #fff);
}

:is(.learn-player, .studio-block.is-preview) .lesson-vocab-drawer > summary {
  gap: 10px;
  min-height: 48px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--text, #191a27);
}

:is(.learn-player, .studio-block.is-preview) .lesson-vocab-drawer > summary > span {
  flex-shrink: 0;
  color: var(--text-soft, #747587);
  font-variant-numeric: tabular-nums;
}

:is(.learn-player, .studio-block.is-preview) .lesson-vocab-drawer > summary > svg {
  color: var(--primary, #78258d);
}

:is(.learn-player, .studio-block.is-preview) .lesson-vocab-drawer[open] > summary {
  border-bottom: 1px solid var(--line, #dfe7ef);
  border-radius: 8px 8px 0 0;
}

:is(.learn-player, .studio-block.is-preview) .lesson-vocab-drawer-body {
  padding: 4px 12px 12px;
}

:is(.learn-player, .studio-block.is-preview) .learn-vocab-list {
  display: block;
  margin: 0;
  padding: 0;
  list-style: none;
}

:is(.learn-player, .studio-block.is-preview) .learn-vocab-row {
  grid-template-columns: 44px 44px minmax(0, .8fr) minmax(0, 1fr);
  grid-template-rows: auto;
  align-items: start;
  gap: 8px;
  padding: 10px 0;
  border: 0;
  border-bottom: 1px solid var(--line, #dfe7ef);
  border-radius: 0;
  background: transparent;
}

:is(.learn-player, .studio-block.is-preview) .learn-vocab[data-can-save="0"] .learn-vocab-row {
  grid-template-columns: 44px minmax(0, .8fr) minmax(0, 1fr);
}

:is(.learn-player, .studio-block.is-preview) .learn-vocab-row .learn-vocab-copy {
  grid-column: auto;
  grid-row: auto;
  padding-top: 2px;
}

:is(.learn-player, .studio-block.is-preview) :is(
  .learn-vocab-translation, .learn-vocab-pronunciation, .lesson-words-note
) {
  color: var(--text-soft, #747587);
}

:is(.learn-player, .studio-block.is-preview) .learn-vocab-select[aria-pressed="true"] {
  border-color: var(--primary, #78258d);
  background: var(--primary-soft, #f3e9f6);
  color: var(--primary, #78258d);
}

:is(.learn-player, .studio-block.is-preview) .learn-vocab-speak {
  border-color: var(--cyan, #2e90d1);
  color: var(--cyan, #2e90d1);
}

:is(.learn-player, .studio-block.is-preview) :is(.lesson-vocab-actions, .lesson-vocab-pagination) {
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 12px;
}

/* Media shells only: leave custom video controls and iframe contents alone. */
:is(.learn-player, .studio-block.is-preview) :is(.studio-image, .speech-check-image) {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 600px;
  margin: 0 auto 12px;
  border-radius: 8px;
  object-fit: contain;
}

:is(.learn-player, .studio-block.is-preview) audio[controls] {
  box-sizing: border-box;
  display: block;
  width: min(100%, 620px);
  max-width: 100%;
  min-width: 0;
  margin-inline: auto;
  color-scheme: light;
}

[data-theme="dark"] :is(.learn-player, .studio-block.is-preview) audio[controls] {
  color-scheme: dark;
}

:is(.learn-player, .studio-block.is-preview) audio[hidden] {
  display: none !important;
}

:is(.learn-player, .studio-block.is-preview) .learn-audio:not(.learn-option-media .learn-audio) {
  box-sizing: border-box;
  width: min(620px, 100%);
  grid-template-columns: 44px minmax(0, 1fr) auto;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line, #dfe7ef);
  border-radius: 8px;
  background: var(--surface, #fff);
  box-shadow: none;
}

:is(.learn-player, .studio-block.is-preview) .learn-audio:not(.learn-option-media .learn-audio) button {
  box-sizing: border-box;
  width: 44px;
  height: 44px;
  border: 1px solid var(--cyan, #2e90d1);
  background: var(--surface, #fff);
  color: var(--cyan, #2e90d1);
}

:is(.learn-player, .studio-block.is-preview) .learn-audio:not(.learn-option-media .learn-audio) .learn-audio-time {
  min-width: 48px;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

:is(.learn-player, .studio-block.is-preview) .studio-video-block {
  gap: 10px;
}

:is(.learn-player, .studio-block.is-preview) .studio-video-block > .studio-video {
  border-radius: 8px;
  object-fit: contain;
}

:is(.learn-player, .studio-block.is-preview) .l2g-player {
  --l2g-radius: 8px;
  --l2g-shadow: none;
}

:is(.learn-player, .studio-block.is-preview) :is(.studio-video-chapters, .studio-gallery-toolbar) {
  flex-wrap: wrap;
  gap: 8px;
}

:is(.learn-player, .studio-block.is-preview) .studio-video-note {
  padding: 10px 12px;
  border-color: var(--line, #dfe7ef);
  border-radius: 8px;
  background: var(--surface, #fff);
}

:is(.learn-player, .studio-block.is-preview) .studio-video-note > summary {
  line-height: 1.5;
  overflow-wrap: anywhere;
}

:is(.learn-player, .studio-block.is-preview) :is(.learn-embed, .studio-wordwall) {
  box-sizing: border-box;
  width: 100%;
  margin: 0;
  border: 1px solid var(--line, #dfe7ef);
  border-radius: 8px;
  background: var(--surface, #fff);
  box-shadow: none;
  overflow: visible;
}

:is(.learn-player, .studio-block.is-preview) :is(.learn-embed, .studio-wordwall) > header {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  min-height: 64px;
  gap: 10px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line, #dfe7ef);
}

:is(.learn-player, .studio-block.is-preview) :is(.learn-embed, .studio-wordwall) > header > span {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  border-radius: 8px;
  background: var(--cyan-soft, #def1ff);
  color: var(--cyan, #2e90d1);
}

:is(.learn-player, .studio-block.is-preview) :is(.learn-embed, .studio-wordwall) > header > div {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}

:is(.learn-player, .studio-block.is-preview) :is(.learn-embed, .studio-wordwall) > header :is(strong, small) {
  display: block;
}

:is(.learn-player, .studio-block.is-preview) :is(.learn-embed, .studio-wordwall) > header small {
  margin-top: 2px;
  color: var(--text-soft, #747587);
  font-size: 12px;
}

:is(.learn-player, .studio-block.is-preview) .learn-embed-frame {
  aspect-ratio: 16 / 9;
  min-height: 400px;
  background: var(--surface, #fff);
}

:is(.learn-player, .studio-block.is-preview) .studio-wordwall > iframe {
  width: 100%;
  height: clamp(400px, 62dvh, 680px);
  min-height: 400px;
  border-radius: 0 0 8px 8px;
}

:is(.learn-player, .studio-block.is-preview) .studio-gallery {
  gap: 10px;
}

:is(.learn-player, .studio-block.is-preview) .studio-gallery-item {
  border-color: var(--line, #dfe7ef);
  background: var(--surface, #fff);
}

:is(.learn-player, .studio-block.is-preview) .studio-gallery-item > summary {
  min-height: 48px;
  box-sizing: border-box;
  padding: 10px 12px;
}

:is(.learn-player, .studio-block.is-preview) .studio-gallery-index {
  background: var(--surface, #fff);
  border: 1px solid var(--line, #dfe7ef);
  color: var(--primary, #78258d);
}

:is(.learn-player, .studio-block.is-preview) .studio-gallery-body {
  min-width: 0;
  padding: 0 12px 12px;
}

:is(.learn-player, .studio-block.is-preview) .studio-gallery-track {
  max-width: 100%;
  padding-block: 3px;
}

:is(.learn-player, .studio-block.is-preview) .studio-gallery-nav {
  margin: 0;
}

:is(.learn-player, .studio-block.is-preview) .studio-gallery-nav :is([data-gallery-prev], [data-gallery-next]) {
  display: inline-grid;
}

:is(.learn-player, .studio-block.is-preview) .studio-gallery :is(figcaption, .studio-gallery-counter) {
  color: var(--text-soft, #747587);
  font-size: 12px;
}

/* PDF dimensions retain their intrinsic ratio even when the page is tall. */
:is(.learn-player, .studio-block.is-preview) .studio-pdf canvas {
  box-sizing: border-box;
  width: 100%;
  height: auto;
  max-width: 100%;
  max-height: none;
  border-color: var(--line, #dfe7ef);
  border-radius: 6px;
}

@container learning-speech (max-width: 640px) {
  :is(.learn-player, .studio-block.is-preview) .speech-check-item-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-item-row .speech-check-item-actions {
    grid-column: 1;
    grid-row: auto;
    grid-template-columns: minmax(0, 1fr) auto 38px;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-item-actions > button {
    grid-column: 1;
    grid-row: 1;
    width: 100%;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-item-actions [data-speech-timer] {
    grid-column: 2;
    grid-row: 1;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-item-actions .speech-check-item-points {
    grid-column: 3;
    grid-row: 1;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-sample {
    grid-column: 1;
    grid-row: auto;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-sample > button {
    width: 100%;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-item-status {
    padding-left: 0;
  }
}

@media (max-width: 700px) {
  :is(.learn-player, .studio-block.is-preview) .learn-vocab-row {
    grid-template-columns: 44px 44px minmax(0, 1fr);
  }

  :is(.learn-player, .studio-block.is-preview) .learn-vocab-row .learn-vocab-copy {
    grid-column: 3;
    grid-row: 1;
  }

  :is(.learn-player, .studio-block.is-preview) .learn-vocab-row .learn-vocab-translation {
    grid-column: 3;
    grid-row: 2;
  }

  :is(.learn-player, .studio-block.is-preview) .learn-vocab[data-can-save="0"] .learn-vocab-row {
    grid-template-columns: 44px minmax(0, 1fr);
  }

  :is(.learn-player, .studio-block.is-preview) .learn-vocab[data-can-save="0"] .learn-vocab-copy {
    grid-column: 2;
    grid-row: 1;
  }

  :is(.learn-player, .studio-block.is-preview) .learn-vocab[data-can-save="0"] .learn-vocab-translation {
    grid-column: 2;
    grid-row: 2;
  }

  :is(.learn-player, .studio-block.is-preview) .learn-embed-frame {
    aspect-ratio: auto;
    height: 60dvh;
    min-height: 360px;
  }

  :is(.learn-player, .studio-block.is-preview) .studio-wordwall > iframe {
    height: 60dvh;
    min-height: 360px;
  }
}

/* Viewport fallback also covers browsers without container queries. */
@media (max-width: 600px) {
  :is(.learn-player, .studio-block.is-preview) .speech-check-item-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-item-row .speech-check-item-actions {
    grid-column: 1;
    grid-row: auto;
    grid-template-columns: minmax(0, 1fr) auto;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-item-actions > button {
    grid-column: 1 / -1;
    grid-row: 1;
    width: 100%;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-item-actions [data-speech-timer] {
    grid-column: 1;
    grid-row: 2;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-item-actions .speech-check-item-points {
    grid-column: 2;
    grid-row: 2;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-sample {
    grid-column: 1;
    grid-row: auto;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-sample > button {
    width: 100%;
  }

  :is(.learn-player, .studio-block.is-preview) .speech-check-item-status {
    padding-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  :is(.learn-player, .studio-block.is-preview) .learn-audio.playing .learn-audio-track i {
    animation: none;
  }

  :is(.learn-player, .studio-block.is-preview) .studio-gallery-track {
    scroll-behavior: auto;
  }
}