:root {
  --ocr-font-size: 22px;
  --proofread-ocr-font-size: 22px;
  color-scheme: light;
  --bg: #f7f9f8;
  --surface: #ffffff;
  --surface-soft: #eef5f2;
  --ink: #17211d;
  --muted: #66756e;
  --line: #d6e0dc;
  --line-strong: #9eb8ad;
  --green: #23734d;
  --green-deep: #155f3d;
  --green-soft: #dff0e8;
  --blue: #315f8d;
  --amber: #a9691f;
  --danger: #9a3e35;
  --shadow: 0 16px 48px rgba(20, 45, 36, 0.08);
  font-family: Inter, "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  width: 100%;
  height: 100%;
  background: var(--bg);
}

body {
  height: 100vh;
  width: 100%;
  min-width: 1120px;
  margin: 0;
  overflow: auto hidden;
  color: var(--ink);
  background: var(--bg);
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  border: 0;
}

.app-shell {
  height: 100vh;
  width: 100%;
  display: grid;
  grid-template-rows: auto auto auto 1fr;
  overflow: hidden;
}

.translation-feature {
  display: none !important;
}

.app-shell.translation-workflow .control-group.translation-feature {
  display: block !important;
}

.app-shell.translation-workflow .pane-resizer-toggle.translation-feature {
  display: flex !important;
}

.app-shell.translation-workflow .translation-pane.translation-feature {
  display: flex !important;
}

.topbar {
  min-height: 64px;
  padding: 10px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  font-weight: 800;
  background: linear-gradient(135deg, var(--green), #e27d2f);
}

.brand h1 {
  margin: 0;
  font-size: 18px;
  line-height: 1.25;
  letter-spacing: 0;
}

.project-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  flex: 0 0 auto;
}

.app-shell.home-mode .workbench-only-action {
  display: none;
}

.home-view {
  min-height: 0;
  padding: 28px 32px 36px;
  overflow: auto;
  background:
    linear-gradient(180deg, rgba(223, 240, 232, 0.54), rgba(247, 249, 248, 0) 280px),
    var(--bg);
}

.home-hero {
  max-width: 1120px;
  margin: 0 auto 22px;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.72fr);
  gap: 28px;
  align-items: end;
}

.home-hero h2 {
  margin: 6px 0 0;
  font-size: 32px;
  line-height: 1.18;
  letter-spacing: 0;
}

.home-hero p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.home-entry-grid {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.home-entry-card {
  min-height: 280px;
  padding: 22px;
  display: grid;
  grid-template-rows: auto 1fr auto auto;
  gap: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
}

.home-entry-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: var(--green-deep);
  background: var(--green-soft);
}

.home-entry-icon.is-translation {
  color: var(--blue);
  background: #e8f0f8;
}

.home-entry-icon .lucide {
  width: 24px;
  height: 24px;
}

.home-entry-body h3 {
  margin: 4px 0 10px;
  font-size: 24px;
  line-height: 1.24;
  letter-spacing: 0;
}

.home-entry-body p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.home-entry-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.home-entry-stats {
  min-height: 30px;
  padding-top: 12px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.5;
}

.home-projects {
  max-width: 1120px;
  margin: 18px auto 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
}

.home-section-header {
  min-height: 74px;
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
}

.home-section-header h3 {
  margin: 3px 0 0;
  font-size: 19px;
  letter-spacing: 0;
}

.home-project-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
}

.home-project-filter-summary {
  grid-column: 1 / -1;
  padding: 12px 18px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
  background: #f5faf7;
  border-bottom: 1px solid var(--line);
}

.home-project-empty {
  grid-column: 1 / -1;
  padding: 28px 18px;
  color: var(--muted);
  text-align: center;
}

.home-project-card {
  min-width: 0;
  padding: 16px 18px;
  display: grid;
  gap: 12px;
  border-bottom: 1px solid var(--line);
}

.home-project-card:nth-child(odd) {
  border-right: 1px solid var(--line);
}

.home-project-card h4 {
  margin: 0;
  font-size: 16px;
  line-height: 1.35;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.home-project-meta,
.home-project-progress {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}

.home-project-progress span,
.home-project-meta span {
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fbfcfb;
}

.home-project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.danger-action {
  color: var(--danger);
  border-color: #e1bbb6;
}

.danger-action:hover {
  color: #7f2f28;
  border-color: #cf9a92;
  background: #fff1ee;
}

.actions,
.control-actions,
.pane-toolbar,
.ocr-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pane-toolbar,
.ocr-toolbar {
  flex-wrap: wrap;
}

#fileInput {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.file-button,
.primary-button,
.ghost-button,
.icon-button {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.12s ease, border-color 0.12s ease, background 0.12s ease;
}

.file-button,
.primary-button {
  padding: 0 15px;
  color: #fff;
  background: var(--green);
}

.file-button:hover,
.primary-button:hover {
  background: var(--green-deep);
}

.ghost-button {
  padding: 0 13px;
  color: var(--ink);
  border: 1px solid var(--line);
  background: var(--surface);
}

.ghost-button:hover,
.icon-button:hover {
  border-color: var(--line-strong);
  background: var(--surface-soft);
}

.compact {
  min-height: 34px;
  padding: 0 10px;
  font-size: 13px;
}

.quiet-action {
  width: 34px;
  min-width: 34px;
  padding: 0;
  gap: 0;
}

.quiet-action span {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.quiet-action .lucide {
  width: 16px;
  height: 16px;
}

.icon-button {
  width: 34px;
  height: 34px;
  color: var(--ink);
  border: 1px solid var(--line);
  background: var(--surface);
}

button:active,
.file-button:active {
  transform: translateY(1px);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
  transform: none;
}

.lucide {
  width: 17px;
  height: 17px;
  stroke-width: 2;
}

.control-band {
  padding: 14px 24px;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 12px;
  align-items: end;
  border-bottom: 1px solid var(--line);
  background: #fbfcfb;
}

.hidden-config-band {
  display: none !important;
}

.control-group {
  grid-column: span 2;
  min-width: 0;
}

.control-group.wide {
  grid-column: span 3;
}

.control-group label {
  display: block;
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.control-group input,
.control-group select {
  width: 100%;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: var(--surface);
}

.control-group input {
  padding: 0 11px;
}

.control-group select {
  padding: 0 9px;
}

.stepper {
  height: 38px;
  display: grid;
  grid-template-columns: 34px 72px 58px 34px;
  align-items: center;
  gap: 8px;
}

#pageInput {
  text-align: center;
}

#pageTotal {
  color: var(--muted);
  font-size: 13px;
}

.status-bar {
  min-height: 40px;
  padding: 10px 24px;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
  background: #f2f6f4;
  font-size: 13px;
}

.status-bar.is-hidden {
  display: none;
}

.status-bar.ok {
  color: var(--green-deep);
  background: var(--green-soft);
}

.status-bar.warn {
  color: var(--amber);
  background: #fff6e6;
}

.status-bar.error {
  color: var(--danger);
  background: #fff1ee;
}

.workspace {
  --viewer-min: 300px;
  --ocr-min: 240px;
  --ai-ocr-min: 240px;
  --viewer-width: 1.18fr;
  --ocr-width: 0.92fr;
  --ai-ocr-width: 0.92fr;
  --translation-width: 0px;
  width: 100%;
  max-width: none;
  min-height: 0;
  padding: 18px 24px 24px;
  display: grid;
  grid-template-columns:
    minmax(var(--viewer-min), var(--viewer-width))
    8px
    minmax(var(--ocr-min), var(--ocr-width))
    8px
    minmax(var(--ai-ocr-min), var(--ai-ocr-width));
  gap: 16px;
}

.workspace.ocr-only-mode,
.workspace.translation-collapsed {
  grid-template-columns:
    minmax(var(--viewer-min), var(--viewer-width))
    8px
    minmax(var(--ocr-min), var(--ocr-width))
    8px
    minmax(var(--ai-ocr-min), var(--ai-ocr-width));
}

.workspace.translation-enabled:not(.translation-collapsed):not(.ocr-only-mode) {
  grid-template-columns:
    minmax(var(--viewer-min), var(--viewer-width))
    8px
    minmax(var(--ocr-min), var(--ocr-width))
    8px
    minmax(var(--ai-ocr-min), var(--ai-ocr-width))
    8px
    minmax(280px, var(--translation-width));
}

.workspace.translation-workflow:not(.translation-collapsed):not(.ocr-only-mode) {
  grid-template-columns:
    minmax(var(--viewer-min), 1.05fr)
    minmax(360px, 1fr);
}

.workspace.translation-workflow .ocr-pane,
.workspace.translation-workflow .ai-ocr-pane,
.workspace.translation-workflow .pane-resizer[data-resizer="viewer-ocr"],
.workspace.translation-workflow .pane-resizer[data-resizer="ocr-ai"],
.workspace.translation-workflow .pane-resizer[data-resizer="ai-translation"] {
  display: none !important;
}

.workspace.translation-workflow .translation-pane {
  min-width: 0;
}

.workspace.proofread-merged-view,
.workspace.proofread-merged-view.translation-collapsed,
.workspace.proofread-merged-view.ocr-only-mode {
  grid-template-columns:
    minmax(var(--viewer-min), var(--viewer-width))
    8px
    minmax(calc(var(--ocr-min) + var(--ai-ocr-min)), 1fr);
}

.workspace.proofread-merged-view .pane-resizer[data-resizer="ocr-ai"],
.workspace.proofread-merged-view .ai-ocr-pane {
  display: none;
}

.workspace.proofread-merged-view .source-block-overlay {
  display: none;
}

.viewer-pane,
.ocr-pane,
.ai-ocr-pane,
.translation-pane {
  min-height: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.pane-resizer {
  min-height: 0;
  position: relative;
  width: 8px;
  cursor: col-resize;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(35, 115, 77, 0.08), rgba(35, 115, 77, 0.2));
}

.pane-resizer::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  background: rgba(35, 115, 77, 0.14);
  transition: opacity 0.12s ease;
}

.pane-resizer:hover::before {
  opacity: 1;
}

.pane-resizer-toggle {
  display: grid;
  place-items: center;
}

.translation-toggle {
  width: 36px;
  min-height: 96px;
  padding: 8px 0;
  display: grid;
  place-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--green-deep);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 22px rgba(20, 45, 36, 0.08);
}

.translation-toggle span {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  writing-mode: vertical-rl;
}

.workspace.translation-collapsed .translation-pane {
  display: none;
  opacity: 0;
  pointer-events: none;
  border-color: transparent;
  box-shadow: none;
}

.workspace.translation-collapsed .pane-resizer[data-resizer="ai-translation"] {
  display: none;
}

.page-strip {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  min-height: 42px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbf9;
}

.strip-header {
  padding: 4px 5px;
  display: grid;
  place-items: center;
  align-items: center;
  align-content: center;
  gap: 6px;
  color: var(--muted);
  border-right: 1px solid var(--line);
  font-weight: 700;
}

.strip-header span {
  font-size: 12px;
}

.thumbnail-list {
  min-height: 0;
  min-width: 0;
  padding: 5px;
  display: flex;
  gap: 5px;
  overflow: auto hidden;
}

.thumbnail-button {
  position: relative;
  width: 36px;
  min-width: 36px;
  height: 30px;
  margin: 0;
  padding: 0 6px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: #fff;
  cursor: pointer;
}

.thumbnail-button.active {
  border-color: var(--green);
  background: var(--green-soft);
}

.thumbnail-button.recognized::after {
  content: "";
  position: absolute;
  right: 4px;
  bottom: 4px;
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--green-deep);
  color: var(--green-deep);
}

.thumbnail-button.direct-text::after {
  content: "";
  background: var(--blue);
}

.thumbnail-button.translated::after {
  content: "";
  color: var(--blue);
}

.thumbnail-button.recognized.translated::after {
  content: "";
}

.thumbnail-button.direct-text.translated::after {
  content: "";
}

.thumbnail-button span {
  color: var(--muted);
  font-size: 11px;
}

.thumbnail-placeholder {
  min-height: 0;
  display: grid;
  place-items: center;
  border: 1px dashed #d7e1dd;
  background: #f8faf9;
}

.thumbnail-button canvas,
.thumbnail-button img {
  width: 100%;
  max-height: 34px;
  height: auto;
  object-fit: contain;
  border: 1px solid #eef1ef;
  background: #fff;
}

.viewer-pane {
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
}

.ocr-pane,
.ai-ocr-pane,
.translation-pane {
  display: grid;
  grid-template-rows: auto auto 1fr;
  overflow: hidden;
}

.pane-header {
  min-height: 70px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
}

.pane-header > div:first-child {
  min-width: 0;
}

.viewer-pane-header {
  align-items: center;
}

.viewer-title-block {
  flex: 0 1 220px;
  min-width: 150px;
  display: grid;
  align-content: center;
  justify-items: start;
  gap: 7px;
}

.viewer-file-button {
  min-height: 30px;
  padding: 0 11px;
  border-radius: 7px;
}

.viewer-header-actions {
  min-width: 0;
  flex: 1 1 auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.viewer-page-stepper {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 7px;
}

.page-jump-button {
  width: 30px;
  min-width: 30px;
  height: 30px;
  border-radius: 7px;
  background: #f3f8ff;
}

.viewer-page-input {
  width: 68px;
  height: 30px;
  padding: 0 8px;
  border: 1px solid #cddbeb;
  border-radius: 7px;
  color: var(--ink);
  background: #f8fbff;
  text-align: center;
}

.viewer-page-total {
  min-width: 44px;
  color: var(--muted);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  white-space: nowrap;
}

.pane-collapse-button {
  width: 34px;
  min-width: 34px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: #fff;
  cursor: pointer;
}

.pane-collapse-button:hover {
  color: var(--green-deep);
  border-color: var(--line-strong);
}

.workspace.viewer-collapsed .viewer-pane > :not(.pane-header),
.workspace.ocr-collapsed .ocr-pane > :not(.pane-header),
.workspace.ai-collapsed .ai-ocr-pane > :not(.pane-header) {
  display: none;
}

.workspace.viewer-collapsed .viewer-pane .pane-header,
.workspace.ocr-collapsed .ocr-pane .pane-header,
.workspace.ai-collapsed .ai-ocr-pane .pane-header {
  min-height: 0;
  height: 100%;
  padding: 8px;
  display: grid;
  place-items: center;
  border-bottom: 0;
}

.workspace.viewer-collapsed .viewer-pane .pane-header > :not(.pane-collapse-button),
.workspace.ocr-collapsed .ocr-pane .pane-header > :not(.pane-collapse-button),
.workspace.ai-collapsed .ai-ocr-pane .pane-header > :not(.pane-collapse-button) {
  display: none;
}

.eyebrow {
  display: block;
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.pane-header h2 {
  max-width: 100%;
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 16px;
  letter-spacing: 0;
}

.file-status {
  width: fit-content;
  max-width: 100%;
  margin-top: 8px;
  padding: 4px 8px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
  font-weight: 800;
}

.status-not-started {
  color: var(--muted);
  background: #fbfcfb;
}

.status-in-progress {
  color: var(--amber);
  border-color: #ecd3a9;
  background: #fff8e8;
}

.status-complete {
  color: var(--green-deep);
  border-color: #b9d9ca;
  background: var(--green-soft);
}

.meta-pill {
  min-width: 72px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: #fbfcfb;
  text-align: center;
  font-size: 12px;
  font-weight: 700;
}

.page-viewport {
  position: relative;
  min-height: 0;
  padding: 18px;
  overflow: auto;
  background:
    linear-gradient(45deg, #eef2ef 25%, transparent 25%),
    linear-gradient(-45deg, #eef2ef 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #eef2ef 75%),
    linear-gradient(-45deg, transparent 75%, #eef2ef 75%);
  background-size: 24px 24px;
  background-position: 0 0, 0 12px, 12px -12px, -12px 0;
}

#pdfCanvas,
#imagePage {
  display: none;
  max-width: none;
  margin: 0 auto;
  border: 1px solid #cdd8d3;
  background: #fff;
  box-shadow: 0 8px 28px rgba(20, 45, 36, 0.16);
}

#imagePage {
  max-width: 100%;
}

.source-block-overlay {
  position: absolute;
  z-index: 2;
  inset: 0;
  pointer-events: none;
}

.source-sync-block {
  position: absolute;
  border: 1px solid rgba(35, 115, 77, 0.42);
  border-radius: 3px;
  background: rgba(35, 115, 77, 0.035);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.62);
}

.source-sync-block.has-ai {
  box-shadow:
    inset 0 0 0 1px rgba(47, 112, 194, 0.26),
    inset 0 0 0 999px rgba(47, 112, 194, 0.012);
}

.source-sync-block.has-difference {
  border-color: rgba(247, 144, 9, 0.7);
  border-style: dashed;
  background: rgba(247, 144, 9, 0.055);
}

.source-sync-block.is-active {
  z-index: 4;
  border: 2px solid #e04438;
  background: rgba(224, 68, 56, 0.12);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.86);
}

.source-line-highlight {
  position: absolute;
  z-index: 3;
  display: none;
  border: 2px solid #e04438;
  background: rgba(224, 68, 56, 0.12);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.85);
  pointer-events: none;
}

.source-line-highlight.is-visible {
  display: block;
}

.empty-state {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 12px;
  color: var(--muted);
  text-align: center;
}

.empty-state .lucide {
  width: 38px;
  height: 38px;
}

.markdown-source-preview {
  width: min(88%, 720px);
  max-height: min(56vh, 620px);
  overflow: auto;
  margin: 4px auto 0;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
  font-family: "Songti SC", "Noto Serif Tibetan", serif;
  font-size: 15px;
  line-height: 1.7;
  text-align: left;
  white-space: pre-wrap;
}

.ocr-pane,
.ai-ocr-pane,
.translation-pane {
  grid-template-rows: auto auto 1fr auto;
}

.translation-pane {
  grid-template-rows: auto auto auto 1fr auto;
}

.pane-toolbar,
.ocr-toolbar {
  min-height: 44px;
  padding: 6px 16px;
  gap: 6px;
  border-bottom: 1px solid var(--line);
}

.translation-role-toolbar {
  min-height: 44px;
  padding: 6px 16px;
  display: grid;
  grid-template-columns: auto minmax(150px, 1fr) auto minmax(92px, auto);
  gap: 8px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: #fbfcfb;
}

.translation-role-toolbar label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.translation-role-toolbar select {
  width: 100%;
  height: 32px;
  padding: 0 9px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--ink);
  background: var(--surface);
}

.role-model-pill {
  min-width: 0;
  max-width: 180px;
  padding: 0;
  border: 0;
  background: transparent;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: left;
  font-weight: 600;
}

#ocrText,
#translationText {
  width: 100%;
  min-height: 0;
  padding: 18px;
  resize: none;
  border: 0;
  border-bottom: 1px solid var(--line);
  color: #111b17;
  background: #fff;
  font-family: "Noto Serif Tibetan", "Kailasa", "Microsoft Himalaya", "Noto Sans Tibetan", serif;
  font-size: 22px;
  line-height: 1.85;
  letter-spacing: 0;
}

.is-hidden {
  display: none !important;
}

.view-switch {
  height: 32px;
  margin-left: auto;
  padding: 3px;
  display: inline-grid;
  grid-template-columns: repeat(4, auto);
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #f3f6f4;
}

.font-size-controls {
  height: 32px;
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.font-size-controls + .view-switch {
  margin-left: 0;
}

.font-size-button {
  width: 36px;
  min-width: 36px;
  gap: 0;
}

.font-size-button .font-size-glyph {
  font-family: Inter, Arial, sans-serif;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
}

.font-size-button .lucide {
  width: 11px;
  height: 11px;
  margin-left: -1px;
  align-self: flex-start;
  margin-top: 7px;
}

.view-switch-button {
  min-width: 48px;
  padding: 0 8px;
  border-radius: 5px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
}

.view-switch-button.active {
  color: var(--green-deep);
  background: #fff;
  box-shadow: 0 1px 3px rgba(20, 45, 36, 0.14);
}

.ocr-line-compare {
  min-height: 0;
  overflow: auto;
  background: #edf0ee;
}

.ocr-source-compare {
  margin: 10px;
  overflow: hidden;
  border: 1px solid #cbd8d2;
  border-radius: 8px;
  background: #fff;
}

.ocr-source-compare-note {
  padding: 9px 12px;
  border-bottom: 1px solid #d8e2dd;
  color: #5f6f66;
  background: #f7faf8;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.5;
}

.ocr-source-columns {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(220px, 1fr);
  min-height: 280px;
}

.ocr-source-column {
  min-width: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  border-right: 1px solid #cbd8d2;
}

.ocr-source-column:last-child {
  border-right: 0;
}

.ocr-source-column-header {
  min-height: 50px;
  padding: 9px 12px;
  display: grid;
  gap: 2px;
  border-bottom: 1px solid #cbd8d2;
  background: #f3f8f5;
  color: var(--green-deep);
  font-size: 12px;
  font-weight: 800;
}

.ocr-source-column.is-llm .ocr-source-column-header {
  background: #f4f7fc;
  color: #244f7a;
}

.ocr-source-column-header span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
}

.ocr-source-column-body {
  min-height: 0;
  overflow: auto;
  background: #fff;
}

.ocr-source-single-body {
  min-height: 100%;
}

.ocr-source-single-body .ocr-source-compare-cell {
  border-right: 0;
}

.ai-ocr-line-compare {
  background: #f1f4f8;
}

.ocr-source-column-row {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  border-bottom: 1px solid #e0e7e3;
}

.ocr-source-column-row:last-child {
  border-bottom: 0;
}

.ocr-source-column-row.has-difference {
  background: #fffaf1;
}

.ocr-source-column-row.is-locatable {
  cursor: pointer;
}

.ocr-source-column-row.is-active {
  box-shadow: inset 3px 0 0 var(--green);
  background: #f3faf6;
}

.ocr-source-column-row.is-empty {
  min-height: 72px;
}

.ocr-source-column-row.is-error {
  background: #fff1f0;
}

.ocr-source-compare-number {
  padding: 12px 6px;
  border-right: 1px solid #d8e2dd;
  color: #7d8a84;
  background: #f7faf8;
  text-align: center;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
}

.ocr-source-compare-cell {
  min-height: 46px;
  padding: 10px 12px;
  border-right: 1px solid #e0e7e3;
  color: #101814;
  font-family: "Noto Serif Tibetan", "Kailasa", "Microsoft Himalaya", "Noto Sans Tibetan", serif;
  font-size: calc(var(--ocr-font-size) - 2px);
  line-height: 1.5;
  letter-spacing: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.ocr-source-compare-cell.is-empty::before {
  content: "未返回";
  color: var(--muted);
  font-family: Inter, Arial, sans-serif;
  font-size: 12px;
  font-weight: 700;
}

.ocr-source-compare-cell.is-error {
  color: #b42318;
  font-family: Inter, "Noto Sans SC", Arial, sans-serif;
  font-size: 12px;
  font-weight: 800;
  line-height: 1.55;
}

.proofread-block-list {
  display: block;
  align-content: start;
  padding: 10px;
  background: #eef3f0;
}

.proofread-block-card {
  width: 100%;
  min-height: 0;
  margin: 0 0 10px;
  display: block;
  overflow: visible;
  border: 1px solid #cbd8d2;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 8px 20px rgba(20, 45, 36, 0.06);
}

.proofread-block-card.is-active {
  border-color: var(--green);
  box-shadow: 0 0 0 2px rgba(35, 115, 77, 0.12);
}

.proofread-save-button {
  min-width: 72px;
  height: 30px;
  padding: 0 10px;
  gap: 5px;
  border-color: var(--green);
  color: #fff;
  background: var(--green);
  font-size: 12px;
  font-weight: 800;
}

.proofread-save-button.is-saved::after {
  content: " · 已保存";
}

.proofread-options {
  padding: 7px 10px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  border-top: 1px solid #e0e7e3;
  background: #fbfcfb;
}

.proofread-block-actions {
  justify-content: flex-end;
}

.proofread-block-actions button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  line-height: 1;
  text-align: center;
  vertical-align: middle;
  white-space: nowrap;
}

.proofread-block-actions button .lucide {
  display: block;
  flex: 0 0 auto;
}

.proofread-choice-select-control {
  height: 30px;
  padding: 0 6px 0 8px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid #cfe0d8;
  border-radius: 7px;
  color: var(--muted);
  background: #fff;
  font-size: 12px;
  font-weight: 800;
}

.proofread-choice-select {
  height: 24px;
  max-width: 104px;
  border: 0;
  color: var(--green-deep);
  background: transparent;
  font: inherit;
  outline: none;
}

.proofread-inline-action-group {
  height: 30px;
  display: inline-flex;
  align-items: center;
  border: 1px solid #d8b4fe;
  border-radius: 7px;
  overflow: hidden;
  background: #faf5ff;
}

.proofread-shared-error-button {
  height: 30px;
  min-width: 58px;
  padding: 0 8px;
  border: 0;
  border-radius: 0;
  color: #5b21b6;
  background: #faf5ff;
}

.proofread-clear-shared-error-button {
  width: 32px;
  min-width: 32px;
  height: 30px;
  padding: 0;
  border: 0;
  border-left: 1px solid #eadcff;
  border-radius: 0;
  color: #6b5b16;
  background: #fffaf5;
}

.proofread-choice {
  min-height: 30px;
  padding: 0 9px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--muted);
  background: #fff;
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
}

.proofread-choice:has(input:checked) {
  color: var(--green-deep);
  border-color: #9fc6b5;
  background: #eef8f3;
}

.proofread-choice input {
  margin: 0;
}

.proofread-editor-stack {
  min-width: 0;
  display: block;
  height: auto;
  overflow: visible;
  background: #f3f7f5;
}

.proofread-source-panel {
  min-height: 72px;
  padding: 0;
  display: block;
  height: auto;
  overflow: visible;
  border-bottom: 1px solid #e0e7e3;
  background: #fcfdfc;
}

.proofread-source-panel.is-locatable {
  cursor: pointer;
}

.proofread-source-header {
  min-height: 42px;
  padding: 9px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background: #f5faf7;
}

.proofread-source-header strong {
  min-width: 0;
  padding: 0;
  display: block;
  color: var(--green-deep);
  font-size: 14px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.source-preview-scale-controls {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex: 0 0 auto;
}

.source-preview-scale-button {
  width: 30px;
  min-width: 30px;
  height: 30px;
}

.source-preview-scale-button .lucide {
  width: 16px;
  height: 16px;
}

.proofread-source-panel span {
  padding: 14px 16px;
  color: var(--muted);
  font-size: 12px;
}

.proofread-source-preview {
  width: 100%;
  max-width: 100%;
  min-height: var(--source-preview-min-height, 88px);
  padding: 8px 12px 10px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  overflow-x: hidden;
  overflow-y: hidden;
  border: 0;
  border-top: 1px solid #e5ece8;
  border-radius: 0;
  background: #fff;
}

.proofread-source-preview canvas {
  width: auto;
  max-width: 100%;
  max-height: var(--source-preview-max-height, 116px);
  height: auto;
  min-width: 0;
  flex: 0 1 auto;
  display: block;
  object-fit: contain;
}

.proofread-editor-group {
  min-width: 0;
  min-height: 136px;
  display: block;
  height: auto;
  overflow: visible;
  border-bottom: 1px solid #e0e7e3;
  background: #fff;
}

.proofread-editor-group:last-child {
  border-bottom: 1px solid #e0e7e3;
}

.proofread-editor-group.is-ai {
  background: #f8fbff;
}

.proofread-editor-label {
  min-height: 42px;
  padding: 9px 16px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  color: var(--green-deep);
  background: #f5faf7;
  font-size: 12px;
  font-weight: 900;
}

.proofread-editor-group.is-ai .proofread-editor-label {
  color: #244f7a;
  background: #f4f7fc;
}

.proofread-editor-group.is-ai .proofread-editor {
  background: #fbfdff;
}

.proofread-editor-label span {
  display: none;
}

.proofread-editor-status {
  margin-left: auto;
  max-width: 58%;
  overflow: hidden;
  color: #2f5684;
  font-style: normal;
  font-size: 12px;
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.proofread-editor-body {
  min-width: 0;
  min-height: 96px;
  display: block;
  height: auto;
  overflow: visible;
  background: #fff;
}

.proofread-editor-group.is-ai .proofread-editor-body {
  background: #fbfdff;
}

.proofread-editor {
  width: 100%;
  max-width: 100%;
  min-height: 96px;
  height: auto !important;
  padding: 14px 16px;
  display: block;
  overflow: visible;
  resize: none;
  border: 0;
  color: #101814;
  background: #fff;
  font-family: "Noto Serif Tibetan", "Kailasa", "Microsoft Himalaya", "Noto Sans Tibetan", serif;
  font-size: var(--proofread-ocr-font-size, var(--ocr-font-size));
  line-height: 1.45;
  letter-spacing: 0;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: anywhere;
  box-sizing: border-box;
}

.workspace.proofread-merged-view .proofread-block-card,
.workspace.proofread-merged-view .proofread-source-panel,
.workspace.proofread-merged-view .proofread-editor-stack,
.workspace.proofread-merged-view .proofread-editor-group,
.workspace.proofread-merged-view .proofread-editor-body,
.workspace.proofread-merged-view .proofread-editor {
  display: block !important;
  height: auto !important;
  max-height: none !important;
  overflow: visible !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.proofread-result-editor {
  cursor: text;
}

.proofread-result-editor.is-empty {
  color: var(--muted);
  font-family: Inter, "Noto Sans SC", Arial, sans-serif;
  font-size: 13px;
  font-weight: 700;
}

.proofread-result-editor.is-diagnostic {
  color: #8a4a12;
  background: #fff9ed;
  font-family: Inter, "Noto Sans SC", Arial, sans-serif;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.6;
}

.proofread-editor-group.is-ai .proofread-result-editor.is-diagnostic {
  color: #2f5684;
  background: #f7fbff;
}

.proofread-editor:focus {
  outline: 0;
  background: #fffdf7;
  box-shadow: inset 0 0 0 2px rgba(35, 115, 77, 0.18);
}

.proofread-editor.is-empty::placeholder {
  color: var(--muted);
  font-family: Inter, "Noto Sans SC", Arial, sans-serif;
  font-size: 13px;
}

@media (max-width: 980px) {
  .ocr-source-columns {
    grid-template-columns: 1fr;
  }

  .ocr-source-column {
    border-right: 0;
    border-bottom: 1px solid #cbd8d2;
  }

  .ocr-source-column:last-child {
    border-bottom: 0;
  }
}

.ocr-editing-label {
  padding: 8px 14px;
  display: flex;
  align-items: baseline;
  gap: 10px;
  border-top: 1px solid #d8e2dd;
  border-bottom: 1px solid #cbd5d0;
  color: var(--green-deep);
  background: #f7faf8;
  font-size: 12px;
}

.ocr-editing-label strong {
  font-size: 13px;
}

.ocr-editing-label span {
  color: var(--muted);
}

.ocr-line-row {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  border-bottom: 1px solid #cbd5d0;
  background: #fff;
  cursor: text;
}

.ocr-line-row:hover {
  background: #f7fbf9;
}

.ocr-line-row.is-active {
  box-shadow: inset 3px 0 0 var(--green);
  background: #f3faf6;
}

.ocr-line-number {
  padding-top: 15px;
  color: #7d8a84;
  border-right: 1px solid var(--line);
  background: #f5f7f6;
  text-align: center;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
}

.ocr-line-content {
  min-width: 0;
}

.ocr-line-preview,
.ocr-line-editor {
  width: 100%;
  color: #101814;
  font-family: "Noto Serif Tibetan", "Kailasa", "Microsoft Himalaya", "Noto Sans Tibetan", serif;
  font-size: var(--ocr-font-size);
  line-height: 1.45;
  letter-spacing: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.ocr-line-preview {
  min-height: 40px;
  padding: 10px 12px 6px;
  border-bottom: 1px dashed #d8e0dc;
  background: #fff;
}

.ocr-line-editor {
  min-height: 44px;
  padding: 7px 12px 10px;
  overflow: hidden;
  resize: none;
  border: 0;
  color: #1c2822;
  background: #fbfcfb;
}

.ocr-line-editor:focus {
  outline: 0;
  background: #fffdf7;
  box-shadow: inset 0 0 0 2px rgba(35, 115, 77, 0.18);
}

.ocr-risk-inline {
  padding: 0 3px 2px;
  border: 2px solid #d92d20;
  border-radius: 6px;
  color: #b42318;
  background: #fff5f3;
  font-weight: 900;
}

.ocr-diff-inline {
  padding: 0 2px 1px;
  border-bottom: 3px solid #f79009;
  color: #8a3b12;
  background: #fff3d6;
  font-weight: 900;
}

.ocr-shared-error-inline {
  padding: 0 3px 2px;
  border: 2px dashed #7c3aed;
  border-radius: 6px;
  color: #4c1d95;
  background: #f5f3ff;
  font-weight: 900;
  box-shadow: inset 0 -3px 0 rgba(124, 58, 237, 0.16);
}

.ocr-risk-inline.ocr-diff-inline {
  border-color: #d92d20;
  border-bottom-color: #f79009;
  background: linear-gradient(180deg, #fff5f3 0%, #fff3d6 100%);
}

.ocr-risk-inline.ocr-shared-error-inline,
.ocr-diff-inline.ocr-shared-error-inline {
  border-color: #7c3aed;
  background: linear-gradient(180deg, #fff5f3 0%, #f5f3ff 100%);
}

.line-compare-empty {
  min-height: 240px;
  padding: 28px;
  display: grid;
  place-content: center;
  gap: 8px;
  color: var(--muted);
  background: #fff;
  text-align: center;
}

.line-compare-empty strong {
  color: var(--ink);
  font-size: 15px;
}

.line-compare-empty span {
  max-width: 320px;
  font-size: 13px;
  line-height: 1.6;
}

#translationText {
  font-family: Inter, "Noto Serif SC", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.8;
}

#ocrText {
  font-size: var(--ocr-font-size);
}

#ocrText:focus,
#translationText:focus {
  outline: 2px solid rgba(35, 115, 77, 0.28);
  outline-offset: -2px;
}

.modal-backdrop {
  position: fixed;
  z-index: 20;
  inset: 0;
  padding: 34px;
  display: grid;
  place-items: center;
  background: rgba(20, 32, 27, 0.28);
  backdrop-filter: blur(6px);
}

.role-modal {
  width: min(980px, calc(100vw - 68px));
  max-height: min(820px, calc(100vh - 68px));
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: 0 28px 80px rgba(20, 45, 36, 0.22);
}

.role-modal-header {
  min-height: 74px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
}

.role-modal-header h2 {
  margin: 0;
  font-size: 18px;
}

.role-modal-body {
  min-height: 0;
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
}

.role-list-panel {
  min-height: 0;
  padding: 14px;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 12px;
  border-right: 1px solid var(--line);
  background: #f7faf8;
}

.full-width {
  width: 100%;
}

.role-list {
  min-height: 0;
  overflow: auto;
  display: grid;
  align-content: start;
  gap: 8px;
}

.role-list-item {
  width: 100%;
  padding: 10px;
  display: grid;
  gap: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: #fff;
  text-align: left;
  cursor: pointer;
}

.role-list-item.active {
  border-color: var(--green);
  background: var(--green-soft);
}

.role-list-item strong,
.role-list-item span,
.role-list-item em {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.role-list-item strong {
  font-size: 13px;
}

.role-list-item span,
.role-list-item em {
  color: var(--muted);
  font-size: 11px;
}

.role-form {
  min-height: 0;
  padding: 16px;
  overflow: auto;
  display: grid;
  align-content: start;
  gap: 14px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.role-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.role-form input,
.role-form select,
.role-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: #fff;
}

.role-form input,
.role-form select {
  height: 38px;
  padding: 0 10px;
}

.wide-field,
.prompt-field {
  grid-column: 1 / -1;
}

.role-form textarea {
  min-height: 112px;
  padding: 10px;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.6;
}

.field-hint {
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
}

.role-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding-top: 4px;
}

.result-summary {
  min-height: 62px;
  padding: 12px 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  background: #fbfcfb;
}

.summary-label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.result-summary strong {
  display: block;
  margin-top: 3px;
  color: var(--ink);
  font-size: 18px;
}

@media (max-width: 1220px) {
  body {
    min-width: 1120px;
  }

  .control-band {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .workspace {
    grid-template-columns:
      minmax(var(--viewer-min), var(--viewer-width))
      8px
      minmax(var(--ocr-min), var(--ocr-width))
      8px
      minmax(var(--ai-ocr-min), var(--ai-ocr-width));
  }

  .workspace.ocr-only-mode,
  .workspace.translation-collapsed {
    grid-template-columns:
      minmax(var(--viewer-min), var(--viewer-width))
      8px
      minmax(var(--ocr-min), var(--ocr-width))
      8px
      minmax(var(--ai-ocr-min), var(--ai-ocr-width));
  }

  .workspace.translation-enabled:not(.translation-collapsed):not(.ocr-only-mode) {
    grid-template-columns:
      minmax(var(--viewer-min), var(--viewer-width))
      8px
      minmax(var(--ocr-min), var(--ocr-width))
      8px
      minmax(var(--ai-ocr-min), var(--ai-ocr-width))
      8px
      minmax(280px, var(--translation-width));
  }

  .workspace.translation-workflow:not(.translation-collapsed):not(.ocr-only-mode) {
    grid-template-columns:
      minmax(var(--viewer-min), 1.05fr)
      minmax(360px, 1fr);
  }
}