QOffice/src/styles.css

:root {
  color-scheme: light;
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-soft: #f8fafc;
  --surface-strong: #eef3f8;
  --line: #d8e0ea;
  --line-strong: #b9c7d6;
  --text: #1e2733;
  --muted: #66758a;
  --accent: #0f69c9;
  --accent-soft: #e8f2ff;
  --word: #176bc2;
  --sheets: #139652;
  --slides: #e14b1c;
  --mail: #297bd8;
  --danger: #bd2f2f;
  --shadow: 0 16px 40px rgba(28, 45, 67, 0.12);
  font-family:
    Inter, "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.45;
  color: var(--text);
  background: var(--bg);
}

* {
  box-sizing: border-box;
}

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

body {
  overflow: auto;
}

button,
input,
select,
textarea {
  font: inherit;
  letter-spacing: 0;
}

button {
  color: inherit;
}

.qoffice-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  width: 100%;
  height: 100%;
  min-height: 0;
  overflow: hidden;
  background: var(--bg);
}

.icon-button,
.tool-button,
.compact-command,
.wide-command,
.primary-command,
.segmented-tools button,
.message-actions button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

.icon-button {
  width: 34px;
  height: 34px;
}

.workspace {
  display: grid;
  grid-template-rows: 34px minmax(0, 1fr) 28px;
  min-width: 0;
  min-height: 0;
  height: 100%;
  overflow: hidden;
}

.titlebar {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) auto;
  position: relative;
  align-items: center;
  gap: 14px;
  min-height: 34px;
  padding: 0 10px;
  background: #2f5f9f;
  color: #ffffff;
}

.titlebar strong {
  display: block;
  font-size: 13px;
  font-weight: 650;
  text-align: center;
}

.titlebar span {
  color: rgba(255, 255, 255, 0.82);
  font-size: 12px;
}

.quick-access {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.quick-access button {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 0;
  border-radius: 3px;
  background: transparent;
  color: #ffffff;
  cursor: pointer;
}

.quick-access button:hover {
  background: rgba(255, 255, 255, 0.16);
}

.window-title {
  justify-self: center;
  min-width: 170px;
}

.titlebar-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.command-search,
.mail-search {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 270px;
  height: 24px;
  padding: 0 9px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: var(--surface);
  color: var(--muted);
}

.titlebar .command-search {
  width: min(320px, 32vw);
  min-width: 220px;
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.36);
  color: #15345c;
}

.titlebar .command-search input::placeholder {
  color: #15345c;
}

.command-search input,
.mail-search input {
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
}

.primary-command {
  height: 26px;
  padding: 0 12px;
  border-color: rgba(255, 255, 255, 0.55);
  background: #ffffff;
  color: #2f5f9f;
  font-weight: 650;
}

.primary-command:disabled,
.compact-command:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.ribbon {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.ribbon-tabs {
  display: flex;
  align-items: center;
  height: 36px;
  padding: 0 10px 0 0;
  border-bottom: 1px solid var(--line);
}

.ribbon-tabs button {
  height: 36px;
  padding: 0 13px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  cursor: pointer;
}

.ribbon-tabs button.is-active {
  border-bottom-color: var(--accent);
  color: #0f5fae;
  font-weight: 700;
}

.ribbon-groups {
  display: flex;
  height: 88px;
}

.ribbon-group {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-width: 184px;
  padding: 11px 14px 7px;
  border-right: 1px solid var(--line);
}

.ribbon-command-row {
  display: flex;
  gap: 8px;
}

.tool-button {
  min-width: 68px;
  height: 40px;
  padding: 0 9px;
  flex-direction: column;
  gap: 2px;
  font-size: 11px;
}

.ribbon-group-title {
  align-self: center;
  color: var(--muted);
  font-size: 11px;
}

.surface-host {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: minmax(0, 1fr);
  min-width: 0;
  min-height: 0;
  height: 100%;
  overflow: hidden;
}

.surface-host > * {
  min-width: 0;
  min-height: 0;
}

.statusbar {
  display: flex;
  align-items: center;
  gap: 0;
  justify-content: space-between;
  overflow: hidden;
  padding: 0 10px 0 18px;
  border-top: 1px solid var(--line);
  background: var(--surface);
  color: var(--muted);
  font-size: 12px;
}

.statusbar-main,
.statusbar-trailing {
  display: flex;
  align-items: center;
  min-width: 0;
}

.statusbar-main {
  flex: 1 1 auto;
  gap: 28px;
  overflow: hidden;
}

.statusbar-trailing {
  flex: 0 0 auto;
  gap: 8px;
  margin-left: auto;
}

.statusbar span {
  white-space: nowrap;
}

.word-statusbar {
  color: #4f5967;
}

.word-statusbar-tools,
.word-view-buttons {
  display: inline-flex;
  align-items: center;
}

.word-statusbar-tools {
  gap: 6px;
}

.word-view-buttons {
  gap: 2px;
  padding-right: 8px;
  border-right: 1px solid #d2d9e3;
}

.word-statusbar-tools button {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid transparent;
  border-radius: 3px;
  background: transparent;
  color: #4f5967;
  cursor: pointer;
}

.word-statusbar-tools button:hover,
.word-statusbar-tools button.is-active {
  border-color: #c3d3e6;
  background: #eef5fd;
  color: #1f4f8a;
}

.word-zoom-slider {
  width: 120px;
  accent-color: #6b7280;
}

.editor-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  height: 100%;
  min-height: 0;
}

.document-stage,
.spreadsheet-stage,
.slide-stage {
  min-width: 0;
  min-height: 0;
  overflow: auto;
  background: #eef3f8;
}

.document-stage {
  position: relative;
  background: #dedede;
}

.module-toolbar {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 52px;
  padding: 9px 14px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
}

.word-module-toolbar {
  display: block;
  min-height: 154px;
  padding: 0;
  overflow: hidden;
}

.word-ribbon-tabs {
  display: flex;
  align-items: center;
  min-width: 100%;
  height: 36px;
  overflow-x: auto;
  overflow-y: hidden;
  border-bottom: 1px solid #d6dde8;
  background: #ffffff;
}

.word-ribbon-tabs button {
  flex: 0 0 auto;
  height: 36px;
  padding: 0 13px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: #2f343c;
  cursor: pointer;
  font-size: 13px;
}

.word-ribbon-tabs button.is-active {
  border-bottom-color: #2f5f9f;
  color: #1f4f8a;
  font-weight: 700;
}

.word-ribbon-tabs button:hover {
  background: #edf4fb;
}

.word-ribbon {
  display: flex;
  align-items: stretch;
  width: 100%;
  min-width: 100%;
  height: 118px;
  min-height: 118px;
  overflow: hidden;
  background: #ffffff;
}

.word-ribbon-group {
  display: grid;
  grid-template-rows: minmax(0, 1fr) 18px;
  align-items: stretch;
  gap: 4px;
  height: 118px;
  min-height: 118px;
  min-width: 0;
  padding: 7px 8px 4px;
  border-right: 1px solid #d6dde8;
}

.word-ribbon-title {
  align-self: end;
  color: #69778a;
  font-size: 11px;
  line-height: 1;
  text-align: center;
}

.word-command-row,
.word-select-row,
.word-color-row {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.word-file-group {
  flex: 0 0 68px;
  grid-template-columns: minmax(0, 1fr);
}

.word-file-actions {
  display: grid;
  grid-template-columns: repeat(2, 26px);
  align-content: start;
  justify-content: center;
  gap: 5px;
}

.word-icon-command {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: #ffffff;
  color: var(--text);
  cursor: pointer;
}

.word-icon-command:hover {
  border-color: #c7d8eb;
  background: #edf6ff;
}

.word-clipboard-group {
  flex: 0 1 136px;
  grid-template-columns: auto auto;
}

.word-clipboard-group .word-ribbon-title,
.word-font-group .word-ribbon-title,
.word-paragraph-group .word-ribbon-title,
.word-styles-group .word-ribbon-title,
.word-insert-group .word-ribbon-title,
.word-edit-group .word-ribbon-title {
  grid-column: 1 / -1;
}

.word-large-command {
  display: grid;
  place-items: center;
  align-content: center;
  gap: 4px;
  min-width: 58px;
  min-height: 70px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: #ffffff;
  color: var(--text);
  cursor: pointer;
  font-size: 12px;
}

.word-large-command:hover,
.word-command-stack button:hover,
.word-style-gallery button:hover {
  border-color: #c7d8eb;
  background: #edf6ff;
}

.word-command-stack {
  display: grid;
  align-content: start;
  gap: 4px;
}

.word-command-stack button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  max-width: 100%;
  min-height: 22px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: #ffffff;
  color: var(--text);
  cursor: pointer;
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.word-font-group {
  flex: 1 1 226px;
  min-width: 214px;
  grid-template-rows: 28px 28px minmax(0, 1fr) 18px;
  grid-template-columns: minmax(0, 1fr);
}

.word-ribbon select {
  height: 28px;
  border-radius: 3px;
  font-size: 12px;
}

.word-font-select {
  min-width: 0;
  flex: 1 1 132px;
}

.word-font-size-select {
  flex: 0 0 64px;
  width: 64px;
}

.word-format-tools {
  width: fit-content;
  max-width: 100%;
  margin-top: 0;
}

.word-color-row {
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 0;
  overflow: hidden;
}

.word-color-row .text-color-tools {
  min-height: 22px;
  padding-left: 0;
  border-left: 0;
}

.word-color-row .color-swatch {
  width: 18px;
  height: 18px;
}

.word-paragraph-group {
  flex: 0 1 154px;
  grid-template-rows: 28px 28px minmax(0, 1fr) 18px;
  grid-template-columns: minmax(0, 1fr);
}

.word-paragraph-group > .segmented-tools,
.word-paragraph-group > .compact-command {
  align-self: start;
}

.word-paragraph-group .compact-command {
  width: 100%;
}

.word-styles-group {
  flex: 1 1 238px;
  min-width: 190px;
  grid-template-columns: minmax(0, 1fr);
}

.word-style-gallery {
  display: flex;
  align-items: stretch;
  gap: 6px;
  min-width: 0;
  overflow: hidden;
}

.word-style-gallery button {
  display: grid;
  align-content: center;
  flex: 0 0 78px;
  min-height: 64px;
  padding: 6px 8px;
  border: 1px solid #d6dde8;
  border-radius: 4px;
  background: #ffffff;
  color: #334155;
  cursor: pointer;
  font-size: 12px;
  overflow: hidden;
  text-align: left;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.word-style-gallery button span {
  color: #1e5fa7;
  font-size: 18px;
  line-height: 1.1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.word-insert-group {
  flex: 0 0 86px;
  grid-template-columns: minmax(0, 1fr);
}

.word-insert-group .compact-command,
.word-edit-group .compact-command {
  justify-content: flex-start;
}

.word-edit-group {
  flex: 0 0 118px;
  grid-template-columns: minmax(0, 1fr);
}

.word-edit-group .toolbar-status {
  min-height: 26px;
  padding: 0;
  border-left: 0;
  font-size: 11px;
}

.word-ribbon .segmented-tools button {
  width: 30px;
  height: 28px;
}

.word-ribbon .compact-command {
  height: 28px;
  min-width: 0;
  padding: 0 8px;
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hidden-file-input {
  display: none;
}

.file-title-input {
  min-width: 220px;
  height: 34px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-soft);
  font-weight: 650;
}

.segmented-tools {
  display: inline-flex;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
}

.segmented-tools button {
  width: 34px;
  height: 32px;
  border: 0;
  border-right: 1px solid var(--line);
  border-radius: 0;
}

.segmented-tools button:last-child {
  border-right: 0;
}

.segmented-tools button.is-active {
  background: #e8f2ff;
  color: #0f5fae;
}

.module-toolbar select,
.office-workbar select,
.office-workbar input,
.office-workbar textarea {
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
}

.compact-command {
  height: 34px;
  padding: 0 10px;
  background: #ffffff;
  font-size: 13px;
}

.compact-command.is-active {
  border-color: var(--accent);
  background: #e8f2ff;
  color: #0f5fae;
}

.toolbar-status {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 10px;
  border-left: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}

.office-workbar {
  display: flex;
  align-items: stretch;
  gap: 0;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
  background: #ffffff;
}

.office-tool-section {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 62px;
  padding: 8px 12px;
  border-right: 1px solid var(--line);
  white-space: nowrap;
}

.office-tool-title {
  align-self: end;
  color: var(--muted);
  font-size: 11px;
}

.office-field {
  display: inline-grid;
  gap: 2px;
  color: var(--muted);
  font-size: 11px;
}

.office-field > span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.office-field input,
.office-field select {
  min-width: 110px;
}

.office-field-wide input {
  min-width: 190px;
}

.cell-comment-field {
  min-width: 220px;
  min-height: 38px;
  padding: 6px 8px;
  resize: vertical;
}

.office-check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text);
  font-size: 12px;
}

.office-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 8px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #f8fafc;
  color: #475569;
  font-size: 12px;
}

.cell-format-tools {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 34px;
  padding-left: 6px;
  border-left: 1px solid var(--line);
}

.format-toggle.is-active {
  border-color: var(--accent);
  background: #e8f2ff;
  color: #0f5fae;
}

.slide-format-tools {
  padding-left: 0;
  border-left: 0;
}

.fill-swatches {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding-left: 2px;
}

.slide-background-swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.slide-text-controls {
  display: grid;
  grid-template-columns: minmax(96px, 1fr) minmax(118px, 1fr);
  gap: 8px;
  align-items: center;
}

.slide-text-controls > span {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
}

.slide-text-controls .slide-background-swatches {
  grid-column: 1 / -1;
}

.fill-swatch {
  position: relative;
  width: 24px;
  height: 24px;
  border: 1px solid #b8c5d4;
  border-radius: 5px;
  background: #ffffff;
  cursor: pointer;
}

.fill-swatch.is-empty::after {
  position: absolute;
  top: 2px;
  left: 10px;
  width: 1px;
  height: 18px;
  background: #c2410c;
  content: "";
  transform: rotate(45deg);
}

.fill-swatch.is-active {
  border-color: var(--accent);
  outline: 2px solid #bdd9f6;
  outline-offset: 1px;
}

.text-color-tools {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-height: 34px;
  padding-left: 6px;
  border-left: 1px solid var(--line);
}

.color-swatch {
  width: 23px;
  height: 23px;
  border: 1px solid #aab7c6;
  border-radius: 5px;
  cursor: pointer;
}

.wide-command {
  width: 100%;
  min-height: 36px;
  padding: 0 10px;
  font-weight: 650;
}

.page-ruler {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  width: var(--qword-page-width, 794px);
  zoom: var(--qword-zoom, 1);
  height: 26px;
  margin: 12px auto 0;
  color: #7a8797;
  font-size: 11px;
}

.page-ruler span {
  border-left: 1px solid #c5cfdb;
  padding-left: 6px;
}

.vertical-page-ruler {
  position: sticky;
  left: 0;
  z-index: 1;
  float: left;
  display: grid;
  grid-template-rows: repeat(19, 42px);
  width: 18px;
  min-height: 798px;
  margin-top: 0;
  border-right: 1px solid #c5cfdb;
  background: #f4f4f4;
  color: #475569;
  font-size: 10px;
}

.vertical-page-ruler span {
  border-top: 1px solid #c5cfdb;
  writing-mode: vertical-rl;
  text-align: start;
}

.paper-frame {
  position: relative;
  width: var(--qword-page-width, 794px);
  zoom: var(--qword-zoom, 1);
  margin: 0 auto 38px;
}

.paper {
  --qword-page-height: 1123px;
  min-height: var(--qword-page-height);
  width: 100%;
  margin: 0;
  padding: 72px 86px;
  border: 1px solid #c7d1dd;
  background: #ffffff;
  box-shadow: var(--shadow);
  outline: 0;
}

.page-break-guides {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-break-guides span {
  position: absolute;
  left: 0;
  right: 0;
  display: grid;
  place-items: center;
  height: 24px;
  border-top: 1px dashed #94a3b8;
  color: #64748b;
  font-size: 11px;
  transform: translateY(-12px);
}

.page-break-guides span::before,
.page-break-guides span::after {
  content: "";
  position: absolute;
  top: 11px;
  width: calc(50% - 58px);
  border-top: 1px dashed #94a3b8;
}

.page-break-guides span::before {
  left: 0;
}

.page-break-guides span::after {
  right: 0;
}

.document-content h1 {
  margin: 0 0 18px;
  padding-bottom: 14px;
  border-bottom: 2px solid #2c75c8;
  font-size: 34px;
  line-height: 1.16;
}

.document-content h2 {
  margin: 28px 0 8px;
  color: #0f5fae;
  font-size: 20px;
}

.document-content p,
.document-content li {
  color: #374151;
  font-size: 15px;
}

.document-content a {
  color: #0f5fae;
  text-decoration: underline;
}

.document-content img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 14px 0;
}

.document-content [data-qoffice-page-break="true"] {
  display: block;
  position: relative;
  height: 0;
  margin: 28px 0;
  border-top: 1px dashed #94a3b8;
  break-after: page;
  page-break-after: always;
}

.document-content [data-qoffice-page-break="true"]::after {
  position: absolute;
  top: -11px;
  left: 50%;
  padding: 2px 8px;
  border: 1px solid #d5dde8;
  border-radius: 999px;
  background: #ffffff;
  color: #64748b;
  content: "Разрыв страницы";
  font-size: 11px;
  transform: translateX(-50%);
  white-space: nowrap;
}

.document-content table {
  width: 100%;
  margin-top: 14px;
  border-collapse: collapse;
  table-layout: fixed;
  font-size: 13px;
}

.document-content th,
.document-content td {
  border: 1px solid #aeb8c5;
  padding: 8px 10px;
  text-align: left;
  overflow-wrap: anywhere;
}

.document-content th {
  background: #edf2f7;
}

.metric-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.metric-grid label {
  margin: 0;
}

.stat-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  font-weight: 700;
}

.muted {
  color: var(--muted);
}

.big-number {
  margin: 0;
  font-size: 28px;
  font-weight: 760;
}

.formula-bar {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  background: #f8fbfe;
}

.formula-bar span {
  display: grid;
  place-items: center;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
  font-weight: 700;
}

.formula-bar input {
  height: 34px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.grid-wrap {
  padding: 18px;
}

.sheet-grid {
  width: max-content;
  min-width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  background: #ffffff;
  box-shadow: var(--shadow);
}

.sheet-grid th {
  min-width: 112px;
  height: 32px;
  border: 1px solid #cbd5e1;
  background: #edf2f7;
  color: #475569;
  font-weight: 700;
}

.sheet-grid th:first-child {
  min-width: 72px;
  width: 72px;
}

.sheet-grid td {
  min-width: 112px;
  height: 34px;
  border: 1px solid #d7e0ea;
  padding: 0;
}

.sheet-grid td.is-selected {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.sheet-grid td.is-merged {
  background: #f8fbff;
}

.sheet-grid th.is-hidden-column,
.sheet-grid th.is-hidden-row,
.sheet-grid td.is-hidden-column,
.sheet-grid td.is-hidden-row {
  background-image: repeating-linear-gradient(135deg, rgba(15, 95, 174, 0.08) 0 8px, transparent 8px 16px);
  color: #64748b;
}

.sheet-grid td.is-hidden-column input,
.sheet-grid td.is-hidden-column textarea,
.sheet-grid td.is-hidden-row input,
.sheet-grid td.is-hidden-row textarea {
  color: #64748b;
}

.sheet-grid td.is-linked input,
.sheet-grid td.is-linked textarea {
  color: #0f5fae;
  text-decoration: underline;
}

.sheet-grid td.is-commented {
  position: relative;
}

.sheet-grid td.is-commented::after {
  position: absolute;
  top: 1px;
  right: 1px;
  width: 0;
  height: 0;
  border-top: 9px solid #f59e0b;
  border-left: 9px solid transparent;
  content: "";
  pointer-events: none;
}

.sheet-grid td.is-wrapped {
  height: 58px;
}

.sheet-grid td.is-bordered {
  border-color: #334155;
  box-shadow: inset 0 0 0 1px #334155;
}

.sheet-grid td.is-valign-top input {
  padding-top: 0;
  padding-bottom: 8px;
}

.sheet-grid td.is-valign-middle input {
  padding-top: 0;
  padding-bottom: 0;
}

.sheet-grid td.is-valign-bottom input {
  padding-top: 8px;
  padding-bottom: 0;
}

.sheet-grid td.is-valign-middle textarea {
  padding-top: 14px;
  padding-bottom: 14px;
}

.sheet-grid td.is-valign-bottom textarea {
  padding-top: 22px;
  padding-bottom: 2px;
}

.sheet-grid input,
.sheet-grid textarea {
  width: 100%;
  height: 100%;
  border: 0;
  padding: 0 8px;
  outline: 0;
  background: transparent;
}

.sheet-grid textarea {
  min-height: 58px;
  padding-top: 6px;
  padding-bottom: 6px;
  resize: none;
}

.chart-board {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 14px;
  padding: 0 18px 24px;
}

.sheet-chart {
  display: grid;
  gap: 10px;
  min-width: 0;
  padding: 12px;
  border: 1px solid #cbd5e1;
  border-radius: 7px;
  background: #ffffff;
  box-shadow: var(--shadow);
  cursor: pointer;
}

.sheet-chart.is-selected {
  border-color: var(--accent);
  outline: 2px solid #bdd9f6;
}

.sheet-chart header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.sheet-chart header div {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.sheet-chart strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sheet-chart .muted {
  margin: 0;
  font-size: 12px;
}

.chart-svg {
  width: 100%;
  height: 180px;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  background: #f8fbff;
}

.chart-svg line {
  stroke: #94a3b8;
  stroke-width: 1;
}

.chart-svg rect,
.chart-svg circle {
  fill: #2c75c8;
}

.chart-svg polyline {
  fill: none;
  stroke: #0f766e;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 3;
}

.chart-svg text {
  fill: #475569;
  font-size: 10px;
}

.pie-slice {
  stroke: #ffffff;
  stroke-width: 1.5;
}

.slice-0 {
  fill: #2c75c8;
}

.slice-1 {
  fill: #0f766e;
}

.slice-2 {
  fill: #c2410c;
}

.slice-3 {
  fill: #7c3aed;
}

.slice-4 {
  fill: #ca8a04;
}

.slice-5 {
  fill: #475569;
}

.slides-layout {
  grid-template-columns: 190px minmax(0, 1fr);
}

.slide-strip {
  min-width: 0;
  overflow: auto;
  padding: 12px;
  border-right: 1px solid var(--line);
  background: #f8fafc;
}

.slide-thumb {
  display: grid;
  gap: 8px;
  width: 100%;
  min-height: 96px;
  margin-top: 10px;
  padding: 10px;
  border: 2px solid transparent;
  border-radius: 7px;
  color: #ffffff;
  text-align: left;
  cursor: pointer;
}

.slide-thumb span {
  font-size: 12px;
  opacity: 0.8;
}

.slide-thumb strong {
  font-size: 13px;
}

.slide-thumb.is-active {
  border-color: var(--accent);
}

.slide-thumb.is-hidden {
  box-shadow: inset 0 0 0 999px rgb(0 0 0 / 14%);
}

.slide-hidden-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  width: fit-content;
  padding: 3px 7px;
  border-radius: 999px;
  background: rgb(255 255 255 / 18%);
  font-size: 12px;
  font-weight: 700;
}

.slide-stage {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  padding-bottom: 24px;
}

.slide-canvas {
  display: grid;
  position: relative;
  align-content: center;
  gap: 20px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  width: min(980px, calc(100% - 64px));
  margin: 36px auto;
  padding: 72px;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.theme-classic {
  background: linear-gradient(135deg, #ffffff 0%, #e7f0fb 100%);
  color: #172033;
}

.theme-ocean {
  background: linear-gradient(135deg, #0b5d8d 0%, #0aa083 100%);
  color: #ffffff;
}

.theme-graphite {
  background: linear-gradient(135deg, #172033 0%, #465568 100%);
  color: #ffffff;
}

.slide-title-input,
.slide-subtitle-input {
  position: relative;
  z-index: 2;
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: inherit;
}

.slide-title-input {
  font-size: clamp(30px, 4vw, 54px);
  font-weight: 780;
  line-height: 1.1;
}

.slide-subtitle-input {
  min-height: 110px;
  resize: vertical;
  font-size: clamp(17px, 1.8vw, 24px);
  line-height: 1.35;
}

.slide-subtitle-input.is-bullet-list,
.slide-subtitle-input.is-number-list {
  padding-left: 34px;
}

.slide-subtitle-input.is-bullet-list {
  background-image: radial-gradient(currentColor 0 3px, transparent 3px);
  background-position: 10px 0.63em;
  background-repeat: no-repeat;
}

.slide-subtitle-input.is-number-list {
  background-image: linear-gradient(currentColor 0 0);
  background-position: 13px 0.64em;
  background-repeat: no-repeat;
  background-size: 13px 2px;
}

.slide-list-tools {
  width: fit-content;
}

.slide-accent-line {
  position: relative;
  z-index: 2;
  width: 150px;
  height: 5px;
  border-radius: 999px;
  background: currentColor;
  opacity: 0.35;
}

.slide-image-object {
  position: absolute;
  z-index: 1;
  padding: 0;
  border: 2px solid transparent;
  border-radius: 6px;
  background: transparent;
  overflow: hidden;
  cursor: pointer;
}

.slide-image-object.is-selected {
  border-color: #2c75c8;
  box-shadow: 0 0 0 3px rgb(44 117 200 / 20%);
}

.slide-image-object img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.slide-image-list {
  display: grid;
  gap: 6px;
}

.slide-image-list button {
  min-height: 32px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.slide-image-list button.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
}

.image-geometry-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 10px;
}

.image-geometry-grid label {
  gap: 4px;
}

.slide-hidden-toggle {
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 8px 10px;
}

.slide-hidden-toggle > span:first-child {
  grid-column: 1 / -1;
}

.slide-hidden-toggle input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin: 0;
}

.slide-hidden-toggle-text {
  color: var(--text);
  font-size: 13px;
}

.danger-command {
  margin-top: 10px;
  border-color: #f3b4b4;
  color: #b42318;
}

.notes-field {
  min-height: 160px;
  padding: 10px;
  resize: vertical;
}

.notes-inline {
  align-items: stretch;
}

.notes-inline .notes-field {
  width: 220px;
  min-height: 44px;
  height: 46px;
  padding: 6px 8px;
  resize: none;
}

.office-workbar .slide-image-list {
  display: inline-flex;
  gap: 6px;
  max-width: 220px;
  overflow-x: auto;
}

.office-workbar .slide-image-list button {
  min-width: 96px;
  white-space: nowrap;
}

.office-workbar .image-geometry-grid {
  grid-template-columns: repeat(4, 72px);
  margin-top: 0;
}

.office-workbar .image-geometry-grid input {
  width: 72px;
  min-width: 0;
}

.office-workbar .danger-command {
  margin-top: 0;
}

.mail-layout {
  display: grid;
  grid-template-columns: 190px 360px minmax(0, 1fr);
  height: 100%;
  min-height: 0;
}

.mail-folders {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  padding: 14px;
  border-right: 1px solid var(--line);
  background: #f8fafc;
}

.compose-command {
  margin-bottom: 8px;
}

.mail-folders > button:not(.wide-command) {
  display: flex;
  justify-content: space-between;
  min-height: 36px;
  padding: 0 10px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
}

.mail-folders > button.is-active {
  border-color: #c7d8eb;
  background: #edf6ff;
  color: #0f5fae;
  font-weight: 700;
}

.message-list-panel {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-width: 0;
  padding: 14px;
  border-right: 1px solid var(--line);
  background: #ffffff;
}

.mail-search {
  min-width: 0;
  width: 100%;
  margin-bottom: 12px;
}

.message-list {
  min-height: 0;
  overflow: auto;
}

.message-row {
  display: grid;
  gap: 5px;
  width: 100%;
  min-height: 102px;
  margin-bottom: 8px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
  text-align: left;
  cursor: pointer;
}

.message-row.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.message-row.is-unread b,
.message-row.is-unread strong {
  font-weight: 800;
}

.message-row span {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.message-row small,
.message-row em {
  color: var(--muted);
  font-style: normal;
}

.message-row em {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.message-attachment-count {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  width: fit-content;
  padding-top: 2px;
  color: var(--accent);
  font-weight: 700;
}

.message-reader {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  min-width: 0;
  min-height: 0;
  background: #f4f7fb;
}

.message-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px;
  border-bottom: 1px solid var(--line);
  background: #ffffff;
}

.message-actions button {
  min-height: 34px;
  padding: 0 10px;
}

.message-content {
  overflow: auto;
  padding: 30px 38px;
  background: #ffffff;
}

.message-content h2 {
  margin: 0 0 8px;
  font-size: 28px;
}

.message-content p {
  max-width: 760px;
  font-size: 15px;
}

.message-html-body {
  max-width: 840px;
  overflow-x: auto;
  color: #111827;
  font-size: 15px;
  line-height: 1.58;
}

.message-html-body :where(p, ul, ol, blockquote, pre, table) {
  margin: 0 0 12px;
}

.message-html-body :where(h1, h2, h3, h4, h5, h6) {
  margin: 18px 0 10px;
  color: #111827;
  line-height: 1.25;
}

.message-html-body :where(ul, ol) {
  padding-left: 22px;
}

.message-html-body table {
  width: max-content;
  max-width: 100%;
  border-collapse: collapse;
}

.message-html-body :where(th, td) {
  padding: 6px 8px;
  border: 1px solid #d7dce5;
  text-align: left;
  vertical-align: top;
}

.message-html-body img {
  max-width: 100%;
  height: auto;
}

.message-html-body a {
  color: #0f5fae;
}

.attachments-panel {
  max-width: 760px;
  margin-top: 24px;
}

.attachments-panel h3 {
  margin: 0 0 10px;
  font-size: 15px;
}

.attachment-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.attachment-list.compact {
  gap: 6px;
}

.attachment-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-width: 0;
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #f8fafc;
}

.attachment-main {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
}

.attachment-main > span {
  display: grid;
  min-width: 0;
}

.attachment-main strong,
.attachment-main small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.attachment-main small {
  color: var(--muted);
}

.attachment-item button {
  min-width: 34px;
  min-height: 32px;
  padding: 0 8px;
}

.compose-panel {
  display: grid;
  gap: 8px;
  padding: 14px;
  border-top: 1px solid var(--line);
  background: #ffffff;
}

.compose-panel h3 {
  margin: 0 0 4px;
}

.compose-panel input,
.compose-panel textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 9px 10px;
}

.compose-panel textarea {
  min-height: 82px;
  resize: vertical;
}

.compose-attachments {
  display: grid;
  gap: 8px;
}

.compose-attachments > button {
  justify-self: start;
}

.empty-state {
  margin: 18px 0;
  color: var(--muted);
}

@media print {
  @page {
    size: A4;
    margin: 14mm;
  }

  html,
  body,
  #root {
    height: auto;
    overflow: visible;
    background: #ffffff;
  }

  .qoffice-shell,
  .workspace,
  .surface-host,
  .editor-layout,
  .document-stage,
  .spreadsheet-stage,
  .slide-stage,
  .mail-layout,
  .message-reader {
    display: block;
    height: auto;
    min-height: 0;
    overflow: visible;
    background: #ffffff;
  }

  .titlebar,
  .ribbon,
  .statusbar,
  .module-toolbar,
  .slide-strip,
  .mail-folders,
  .message-list-panel,
  .message-actions,
  .compose-panel,
  .page-ruler,
  .vertical-page-ruler {
    display: none !important;
  }

  .paper {
    width: auto;
    min-height: auto;
    margin: 0;
    padding: 0;
    border: 0;
    box-shadow: none;
  }

  .paper-frame {
    width: auto;
    margin: 0;
  }

  .page-break-guides {
    display: none;
  }

  .slide-canvas {
    width: 100%;
    margin: 0;
    box-shadow: none;
    break-inside: avoid;
  }

  .grid-wrap {
    padding: 0;
  }

  .sheet-grid {
    min-width: 0;
    box-shadow: none;
    font-size: 10px;
  }

  .message-content {
    padding: 0;
    overflow: visible;
  }
}

@media (max-width: 980px) {
  .qoffice-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .ribbon,
  .command-search {
    display: none;
  }

  .workspace {
    grid-template-rows: 52px minmax(0, 1fr) 34px;
  }

  .titlebar {
    padding: 0 10px 0 14px;
  }

  .titlebar-actions .primary-command {
    width: 38px;
    min-width: 38px;
    padding: 0;
    overflow: hidden;
    font-size: 0;
  }

  .editor-layout,
  .slides-layout,
  .mail-layout {
    grid-template-columns: 1fr;
  }

  .slide-strip,
  .mail-folders,
  .message-list-panel {
    display: none;
  }

  .document-stage,
  .spreadsheet-stage,
  .slide-stage {
    overflow: auto;
  }

  .page-ruler {
    display: grid;
    width: 794px;
    margin-top: 12px;
  }

  .paper-frame {
    width: 794px;
    margin: 0 auto 32px;
  }

  .paper {
    --qword-page-height: 1123px;
    min-height: var(--qword-page-height);
    padding: 56px 64px;
    border: 1px solid #c7d1dd;
    box-shadow: var(--shadow);
  }

  .module-toolbar {
    flex-wrap: wrap;
    align-content: flex-start;
    max-height: 190px;
    overflow-y: auto;
  }

  .file-title-input {
    min-width: 0;
    flex: 1 1 220px;
  }

  .document-content h1 {
    font-size: 32px;
  }

  .document-content p,
  .document-content li {
    font-size: 14px;
  }
}