.copybook-page {
  min-height: 0;
  margin: 0;
  background: #fff8f4;
  color: #3f2d2a;
  font-family: var(--font-family, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif);
  font-size: 16px;
}

.copybook-topbar {
  position: sticky;
  top: 0;
  z-index: 8;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 22px;
  background: rgba(255, 248, 244, 0.94);
  border-bottom: 1px solid rgba(207, 75, 69, 0.16);
  backdrop-filter: blur(12px);
}

html.is-embedded .copybook-topbar {
  display: none;
}

.copybook-back,
.copybook-local-note {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #cf4b45;
  font-size: 16px;
  text-decoration: none;
}

.copybook-local-note {
  color: #8b6d67;
}

.copybook-local-note span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #cf4b45;
  box-shadow: 0 0 0 5px rgba(207, 75, 69, 0.12);
}

.copybook-shell {
  width: min(1440px, calc(100% - 32px));
  min-height: 0;
  margin: 0 auto;
  padding: 24px 0 18px;
}

html.is-embedded .copybook-shell {
  padding-top: 12px;
}

.copybook-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.copybook-heading h1 {
  margin: 0;
  color: #cf4b45;
  font-size: 28px;
  font-weight: 550;
}

.copybook-heading p,
.copybook-card-title span,
.copybook-preview-toolbar span {
  color: #856b65;
  line-height: 1.65;
}

.copybook-heading p {
  margin: 6px 0 0;
  font-size: 16px;
}

.copybook-points-link {
  display: inline;
  margin: 0 2px;
  padding: 0;
  color: #cf4b45;
  font: inherit;
  font-weight: 550;
  line-height: inherit;
  text-decoration: none;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.copybook-points-link:hover,
.copybook-points-link:focus-visible {
  color: #b43f3a;
  text-decoration: underline;
}

.copybook-actions,
.copybook-inline-actions,
.copybook-preview-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.copybook-workspace {
  display: grid;
  grid-template-columns: minmax(310px, 390px) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.copybook-panel {
  display: grid;
  align-content: start;
  overflow: visible;
  gap: 14px;
  padding-right: 2px;
}

.copybook-card,
.copybook-preview-panel {
  background: #fff;
  border: 1px solid rgba(207, 75, 69, 0.16);
  border-radius: 18px;
  box-shadow: 0 14px 34px rgba(207, 75, 69, 0.08);
}

.copybook-card {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 16px;
}

.copybook-card[hidden],
.copybook-opacity-row[hidden],
.copybook-check[hidden] {
  display: none !important;
}

.copybook-card-title,
.copybook-preview-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.copybook-card h2 {
  margin: 0;
  color: #4f3834;
  font-size: 18px;
  font-weight: 550;
}

.copybook-card label {
  display: grid;
  gap: 7px;
  color: #59433f;
  font-size: 16px;
}

.copybook-grid-two,
.copybook-grid-four {
  display: grid;
  gap: 10px;
}

.copybook-grid-two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.copybook-grid-four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.copybook-check,
.copybook-color-picker,
.copybook-font-upload {
  display: flex !important;
  grid-template-columns: none;
  align-items: center;
  gap: 8px;
}

.copybook-font-upload[hidden] {
  display: none !important;
}

.copybook-pinyin-fixed[hidden] {
  display: none !important;
}

.copybook-pinyin-fixed {
  display: grid;
  gap: 12px;
}

.copybook-english-source {
  display: grid;
  gap: 10px;
}

.copybook-english-source[hidden],
.copybook-progress[hidden] {
  display: none !important;
}

.copybook-modal[hidden] {
  display: none !important;
}

.copybook-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(72px, 12vh, 112px) 20px 24px;
  overflow: auto;
  overscroll-behavior: contain;
}

.copybook-modal-mask {
  position: absolute;
  inset: 0;
  background: rgba(63, 45, 42, 0.28);
}

.copybook-modal-card {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  width: min(360px, calc(100vw - 40px));
  max-height: calc(100vh - 48px);
  overflow: auto;
  gap: 12px;
  padding: 22px;
  background: #ffffff;
  border: 1px solid rgba(207, 75, 69, 0.18);
  border-radius: 18px;
  box-shadow: 0 18px 42px rgba(63, 45, 42, 0.18);
}

.copybook-modal-card h2 {
  margin: 0;
  color: #cf4b45;
  font-size: 22px;
  font-weight: 550;
}

.copybook-modal-card p {
  margin: 0;
  color: #5f4742;
  font-size: 16px;
  line-height: 1.65;
  text-align: center;
}

.copybook-modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  color: #cf4b45;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.copybook-miniapp-code {
  width: 220px;
  height: 220px;
  object-fit: contain;
  border-radius: 12px;
}

.copybook-source-status {
  min-height: 24px;
  color: #856b65;
  font-size: 16px;
  line-height: 1.5;
}

.copybook-pinyin-group {
  display: grid;
  gap: 8px;
}

.copybook-pinyin-group h3 {
  margin: 0;
  color: #4f3834;
  font-size: 16px;
  font-weight: 550;
}

.copybook-pinyin-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.copybook-pinyin-chip-list span {
  min-width: 44px;
  padding: 7px 10px;
  border: 1px solid rgba(207, 75, 69, 0.18);
  border-radius: 10px;
  color: #9f5147;
  background: #fff8f4;
  font-family: var(--copybook-font-family, Arial, "Segoe UI", sans-serif);
  font-size: 17px;
  font-weight: 550;
  text-align: center;
}

.copybook-font-upload {
  justify-content: space-between;
}

.copybook-font-upload span {
  min-width: 0;
  overflow: hidden;
  color: #856b65;
  font-size: 16px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.copybook-check input {
  width: 17px;
  height: 17px;
  accent-color: #cf4b45;
}

.copybook-opacity-row {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
}

.copybook-opacity-row input {
  accent-color: #cf4b45;
}

.copybook-link-button,
.copybook-color-row button,
.copybook-page-button {
  min-height: 38px;
  border: 1px solid rgba(207, 75, 69, 0.22);
  border-radius: 12px;
  background: #fffaf2;
  color: #cf4b45;
  font: inherit;
  cursor: pointer;
}

.copybook-link-button {
  padding: 0 14px;
}

.copybook-color-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
}

.copybook-color-row button.active {
  color: #fff;
  background: #cf4b45;
  border-color: #cf4b45;
}

.copybook-color-picker {
  justify-content: space-between;
}

.copybook-color-picker input {
  width: 64px;
  height: 38px;
  padding: 0;
  border: 1px solid rgba(207, 75, 69, 0.22);
  border-radius: 10px;
  background: #fff;
}

.copybook-preview-panel {
  display: flex;
  min-width: 0;
  overflow: visible;
  flex-direction: column;
}

.copybook-preview-toolbar {
  flex: 0 0 auto;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(207, 75, 69, 0.14);
}

.copybook-preview-toolbar strong {
  display: block;
  color: #4f3834;
  font-weight: 550;
}

.copybook-page-button {
  display: inline-flex;
  width: 38px;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.copybook-preview-zoom {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #856b65;
  font-size: 16px;
}

.copybook-preview-zoom input[type="range"] {
  width: 150px;
  accent-color: #cf4b45;
}

.copybook-preview-zoom span {
  min-width: 44px;
  color: #4f3834;
  text-align: right;
}

.copybook-page-button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

#printButton:disabled,
#printButton.is-busy {
  cursor: wait;
  opacity: 0.72;
}

.copybook-pages {
  position: relative;
  flex: 0 0 auto;
  min-height: 0;
  overflow: visible;
  display: grid;
  align-items: start;
  justify-items: center;
  padding: 18px;
  background: #fffdf8;
}

.copybook-pages.actual-scale {
  overflow: visible;
  justify-items: start;
}

.copybook-sheet-frame {
  --preview-pad: 24px;
  position: relative;
  box-sizing: content-box;
  background: #fffdf8;
  overflow: visible;
}

.copybook-sheet {
  --grid-color: #dd2e2e;
  --line-width: 0.35mm;
  --cell-size: 12mm;
  --trace-opacity: 0.45;
  --dash-opacity: 0.7;
  --copybook-font-family: "KaiTi", "STKaiti", "Microsoft YaHei", sans-serif;
  width: 210mm;
  min-height: 297mm;
  box-sizing: border-box;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 3mm;
  background: #fff;
  color: #333333;
  box-shadow: 0 18px 42px rgba(68, 48, 44, 0.16);
  transform-origin: top left;
}

.copybook-page-number {
  position: absolute;
  z-index: 2;
  color: #856b65;
  font-size: 13px;
  font-weight: 400;
  line-height: 1;
  pointer-events: none;
}

.copybook-sheet[hidden] {
  display: none;
}

.copybook-sheet-title {
  margin: 0 0 2mm;
  font-size: 24px;
  font-weight: 550;
  line-height: 1.4;
  color: #000000;
}

.copybook-sheet-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  align-self: center;
  width: var(--content-width, max-content);
  max-width: 100%;
  gap: 2.2mm;
}

.copybook-row {
  display: grid;
  width: max-content;
  justify-content: start;
  grid-template-columns: repeat(var(--cols), var(--cell-size));
  border-top: var(--line-width) solid var(--grid-color);
  border-left: var(--line-width) solid var(--grid-color);
}

.copybook-sheet.blank .copybook-row {
  justify-content: center;
}

.copybook-sheet.pinyin-stroke-sheet .copybook-sheet-content {
  align-items: flex-start;
}

.copybook-sheet.pinyin-copybook-sheet .copybook-sheet-content {
  align-items: flex-start;
  gap: var(--pinyin-row-gap, 5mm);
}

.copybook-sheet.english-sheet .copybook-sheet-content {
  align-items: flex-start;
  gap: var(--pinyin-row-gap, 5mm);
}

.copybook-pinyin-row {
  border: 0;
}

.copybook-cell,
.copybook-pinyin-cell {
  width: var(--cell-size);
  height: var(--cell-size);
  box-sizing: border-box;
}

.copybook-pinyin-cell {
  position: relative;
  z-index: 1;
  height: 8mm;
  font-family: Arial, "Segoe UI", "Microsoft YaHei", sans-serif;
  font-size: 13pt;
  line-height: 1;
  overflow: visible;
  white-space: nowrap;
  color: #333333;
}

.copybook-pinyin-cell span {
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  display: inline-block;
  font-size: 13pt;
  line-height: 1.25;
  white-space: nowrap;
  unicode-bidi: isolate;
}

.copybook-cell {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-right: var(--line-width) solid var(--grid-color);
  border-bottom: var(--line-width) solid var(--grid-color);
  font-family: var(--copybook-font-family);
  font-size: calc(var(--cell-size) * 0.72);
  line-height: 1;
}

.copybook-cell.source {
  color: #333333;
}

.copybook-cell.practice {
  color: var(--grid-color);
}

.copybook-cell-glyph {
  position: relative;
  z-index: 1;
}

.copybook-cell.practice .copybook-cell-glyph {
  opacity: var(--trace-opacity);
}

.copybook-cell.stroke-step {
  color: var(--grid-color);
}

.copybook-stroke-svg {
  display: block;
  width: 84%;
  height: 84%;
  color: currentColor;
  opacity: var(--trace-opacity);
}

.copybook-cell::before,
.copybook-cell::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.copybook-cell::before {
  inset: 50% 0 auto;
  border-top: calc(var(--line-width) * 0.65) dotted var(--grid-color);
  opacity: var(--dash-opacity);
}

.copybook-cell::after {
  inset: 0 auto 0 50%;
  border-left: calc(var(--line-width) * 0.65) dotted var(--grid-color);
  opacity: var(--dash-opacity);
}

.copybook-cell.mi-grid .diagonal-a,
.copybook-cell.mi-grid .diagonal-b {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.copybook-cell.mi-grid .diagonal-a {
  background: linear-gradient(45deg, transparent calc(50% - 0.18mm), var(--grid-color) 50%, transparent calc(50% + 0.18mm));
  opacity: var(--dash-opacity);
}

.copybook-cell.mi-grid .diagonal-b {
  background: linear-gradient(-45deg, transparent calc(50% - 0.18mm), var(--grid-color) 50%, transparent calc(50% + 0.18mm));
  opacity: var(--dash-opacity);
}

.copybook-stroke-group {
  width: max-content;
}

.copybook-stroke-text {
  display: flex;
  min-height: 9mm;
  align-items: center;
  gap: 4mm;
  color: #333333;
  font-size: 14pt;
  line-height: 1.5;
}

.copybook-stroke-char {
  min-width: 12mm;
  font-family: var(--copybook-font-family);
  font-size: 20pt;
}

.copybook-stroke-header {
  display: grid;
  width: max-content;
  grid-template-columns: var(--cell-size) calc((var(--cols) - 1) * var(--cell-size));
  border-top: var(--line-width) solid var(--grid-color);
  border-left: var(--line-width) solid var(--grid-color);
  color: #333333;
}

.copybook-stroke-pinyin,
.copybook-stroke-meta {
  box-sizing: border-box;
  height: 12mm;
  border-right: var(--line-width) solid var(--grid-color);
  border-bottom: var(--line-width) solid var(--grid-color);
}

.copybook-stroke-pinyin {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: Arial, "Segoe UI", "Microsoft YaHei", sans-serif;
  font-size: 14pt;
  line-height: 1;
  overflow: visible;
  white-space: nowrap;
}

.copybook-stroke-meta {
  display: flex;
  align-items: center;
  padding-left: 8mm;
  font-family: var(--copybook-font-family);
  font-size: 18pt;
  line-height: 1;
}

.copybook-pinyin-label-row,
.copybook-pinyin-line-row {
  display: grid;
  width: max-content;
  grid-template-columns: repeat(var(--cols), var(--pinyin-cell-width));
}

.copybook-pinyin-label-row {
  height: 8mm;
  align-items: end;
  color: #333333;
  font-family: var(--copybook-font-family);
  font-size: 14pt;
  line-height: 1.2;
}

.copybook-pinyin-copy-label {
  overflow: visible;
  white-space: nowrap;
}

.copybook-pinyin-line-row {
  position: relative;
  min-height: var(--pinyin-line-height);
  border-top: var(--line-width) solid var(--grid-color);
  border-bottom: var(--line-width) solid var(--grid-color);
}

.copybook-pinyin-line-row::before,
.copybook-pinyin-line-row::after {
  content: "";
  position: absolute;
  right: 0;
  left: 0;
  pointer-events: none;
  border-top: calc(var(--line-width) * 0.65) solid var(--grid-color);
  opacity: var(--dash-opacity);
}

.copybook-pinyin-line-row::before {
  top: 33.333%;
}

.copybook-pinyin-line-row::after {
  top: 66.666%;
}

.copybook-pinyin-line-cell {
  position: relative;
  display: flex;
  width: var(--pinyin-cell-width);
  min-height: var(--pinyin-line-height);
  box-sizing: border-box;
  align-items: center;
  color: var(--grid-color);
  font-family: var(--copybook-font-family);
  font-size: calc(var(--pinyin-line-height) * 0.62);
  line-height: 1;
}

.copybook-pinyin-line-cell span {
  display: block;
  transform: translateY(5%);
}

.copybook-pinyin-line-cell.source {
  color: #333333;
}

.copybook-pinyin-line-cell.practice span {
  opacity: var(--trace-opacity);
}

.copybook-english-word-row {
  display: grid;
  width: max-content;
  grid-template-columns: repeat(var(--cols), var(--pinyin-cell-width));
}

.copybook-english-word-cell {
  position: relative;
  display: flex;
  width: var(--pinyin-cell-width);
  min-height: var(--pinyin-line-height);
  box-sizing: border-box;
  align-items: center;
  justify-content: flex-start;
  border-top: var(--line-width) solid var(--grid-color);
  border-bottom: var(--line-width) solid var(--grid-color);
  color: var(--grid-color);
  font-family: var(--copybook-font-family);
  font-size: calc(var(--pinyin-line-height) * 0.44);
  line-height: 1;
  overflow: hidden;
  padding-left: 3mm;
  text-align: left;
}

.copybook-english-word-cell span {
  display: block;
  max-width: 100%;
  overflow: hidden;
  text-align: left;
  text-overflow: clip;
  white-space: nowrap;
}

.copybook-english-word-cell::before,
.copybook-english-word-cell::after {
  content: "";
  position: absolute;
  right: 0;
  left: 0;
  pointer-events: none;
  border-top: calc(var(--line-width) * 0.65) solid var(--grid-color);
  opacity: var(--dash-opacity);
}

.copybook-english-word-cell::before {
  top: 33.333%;
}

.copybook-english-word-cell::after {
  top: 66.666%;
}

.copybook-english-word-cell.source {
  color: #333333;
}

.copybook-english-word-cell.practice span {
  opacity: var(--trace-opacity);
}

.copybook-english-writing-strip {
  position: relative;
  display: flex;
  min-height: var(--pinyin-line-height);
  box-sizing: border-box;
  align-items: center;
  justify-content: flex-start;
  border-top: var(--line-width) solid var(--grid-color);
  border-bottom: var(--line-width) solid var(--grid-color);
  color: #333333;
  font-family: var(--copybook-font-family);
  font-size: calc(var(--pinyin-line-height) * 0.44);
  line-height: 1;
  overflow: hidden;
  padding-left: 3mm;
  text-align: left;
}

.copybook-english-writing-strip::before,
.copybook-english-writing-strip::after {
  content: "";
  position: absolute;
  right: 0;
  left: 0;
  pointer-events: none;
  border-top: calc(var(--line-width) * 0.65) solid var(--grid-color);
  opacity: var(--dash-opacity);
}

.copybook-english-writing-strip::before {
  top: 33.333%;
}

.copybook-english-writing-strip::after {
  top: 66.666%;
}

.copybook-english-writing-strip span {
  display: block;
  max-width: 100%;
  overflow: hidden;
  text-align: left;
  text-overflow: clip;
  white-space: nowrap;
}

.copybook-english-definition {
  width: var(--content-width, 100%);
  min-height: 9mm;
  box-sizing: border-box;
  color: #333333;
  font-size: 12pt;
  line-height: 1.45;
}

.copybook-english-definition strong {
  font-weight: 550;
}

.copybook-english-dictation-list {
  display: flex;
  width: var(--content-width, 100%);
  flex-direction: column;
  gap: var(--pinyin-row-gap, 5mm);
  color: #333333;
  font-size: 12pt;
}

.copybook-english-dictation-row {
  display: grid;
  min-height: var(--pinyin-line-height);
  align-items: end;
  column-gap: 6mm;
  grid-template-columns: var(--word-width, 20%) minmax(0, 1fr);
}

.copybook-english-dictation-word {
  align-self: stretch;
}

.copybook-english-dictation-answer {
  display: flex;
  min-height: var(--pinyin-line-height);
  box-sizing: border-box;
  align-items: center;
  border-bottom: var(--line-width) solid var(--grid-color);
  color: #333333;
  line-height: 1.45;
  overflow: hidden;
  white-space: nowrap;
}

.copybook-english-dictation-answer span {
  display: block;
  width: 100%;
}

.copybook-english-alphabet-read-line {
  display: grid;
  width: var(--content-width, 100%);
  gap: 3mm;
  grid-template-columns: repeat(var(--groups), minmax(0, 1fr));
}

.copybook-english-alphabet-group {
  min-width: 0;
}

.copybook-english-alphabet-group .copybook-english-word-cell {
  width: auto;
  min-width: 0;
  padding-left: 1.4mm;
}

.copybook-english-dictation-table {
  width: var(--content-width, 100%);
  border-collapse: collapse;
  color: #333333;
  font-size: 12pt;
}

.copybook-english-dictation-table th,
.copybook-english-dictation-table td {
  border: var(--line-width) solid var(--grid-color);
  padding: 3mm;
  text-align: left;
  vertical-align: middle;
}

.copybook-english-dictation-table th {
  font-weight: 550;
}

.copybook-english-answer-line {
  display: block;
  min-height: 8mm;
  border-bottom: calc(var(--line-width) * 0.8) solid var(--grid-color);
}

.copybook-progress {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 30;
  width: min(360px, calc(100vw - 48px));
  padding: 14px 16px;
  border: 1px solid rgba(207, 75, 69, 0.18);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 16px 40px rgba(68, 48, 44, 0.16);
}

.copybook-progress-text {
  margin-bottom: 8px;
  color: #59433f;
  font-size: 16px;
}

.copybook-progress-track {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(207, 75, 69, 0.14);
}

.copybook-progress-track span {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: #cf4b45;
  transition: width 0.18s ease;
}

.copybook-toast {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 20;
  max-width: min(420px, calc(100vw - 44px));
  padding: 13px 16px;
  color: #fff;
  background: #cf4b45;
  border-radius: 14px;
  box-shadow: 0 16px 36px rgba(207, 75, 69, 0.26);
}

.copybook-toast[hidden] {
  display: none;
}

@media screen {
  .copybook-sheet {
    position: absolute;
    inset: var(--preview-pad) auto auto var(--preview-pad);
    transform: scale(var(--sheet-scale, 0.58));
  }
}

@media (max-width: 980px) {
  .copybook-heading,
  .copybook-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .copybook-workspace {
    grid-template-columns: 1fr;
  }

  .copybook-panel,
  .copybook-preview-panel {
    height: auto;
    max-height: none;
  }

  .copybook-grid-four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .copybook-shell {
    width: min(100% - 20px, 1440px);
    padding-top: 14px;
  }

  .copybook-topbar {
    padding: 12px 14px;
  }

  .copybook-local-note {
    display: none;
  }

  .copybook-grid-two,
  .copybook-grid-four,
  .copybook-color-row {
    grid-template-columns: 1fr;
  }
}

@media print {
  @page {
    size: A4 portrait;
    margin: 0;
  }

  @page copybook-portrait {
    size: A4 portrait;
    margin: 0;
  }

  @page copybook-landscape {
    size: A4 landscape;
    margin: 0;
  }

  html,
  body {
    width: auto;
    margin: 0;
    background: #fff;
  }

  .copybook-topbar,
  .copybook-heading,
  .copybook-panel,
  .copybook-preview-toolbar {
    display: none !important;
  }

  .copybook-shell,
  .copybook-workspace,
  .copybook-preview-panel,
  .copybook-pages {
    display: block;
    width: auto;
    max-height: none;
    min-height: 0;
    margin: 0;
    padding: 0;
    overflow: visible;
    border: 0;
    box-shadow: none;
    background: #fff;
  }

  .copybook-sheet-frame,
  .copybook-sheet-frame[hidden] {
    display: block;
    width: auto !important;
    height: auto !important;
    margin: 0;
    padding: 0;
    overflow: visible;
    background: #fff;
  }

  .copybook-sheet,
  .copybook-sheet[hidden] {
    display: flex;
    box-shadow: none;
    transform: none;
    break-after: page;
    page-break-after: always;
  }

  .copybook-sheet.vertical {
    page: copybook-portrait;
  }

  .copybook-sheet.horizontal {
    page: copybook-landscape;
  }

  .copybook-sheet:last-child {
    break-after: auto;
    page-break-after: auto;
  }
}