pub(crate) const SPIKE_STYLE: &str = r#"
:root {
  --tt-color-text: #111827;
  --tt-color-text-gray: #6b7280;
  --tt-color-text-brown: #8b5e3c;
  --tt-color-text-orange: #c96b1f;
  --tt-color-text-yellow: #b7791f;
  --tt-color-text-green: #18794e;
  --tt-color-text-blue: #1d4ed8;
  --tt-color-text-purple: #7c3aed;
  --tt-color-text-pink: #be185d;
  --tt-color-text-red: #b91c1c;
  --tt-color-highlight-yellow: #fef3c7;
  --tt-color-highlight-green: #dcfce7;
  --tt-color-highlight-blue: #dbeafe;
  --tt-color-highlight-purple: #ede9fe;
  --tt-color-highlight-pink: #fce7f3;
  --tt-color-highlight-red: #fee2e2;
  --tt-color-highlight-orange: #ffedd5;
  --tt-color-highlight-gray: #e5e7eb;
}

.app-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 20px 72px;
}

.app-shell-embedded {
  max-width: none;
  margin: 0;
  padding: 0;
}

.app-shell-embedded .hero-bar,
.app-shell-embedded .title-input,
.app-shell-embedded .editor-subcopy,
.app-shell-embedded .footer-strip,
.app-shell-embedded .debug-drawer,
.app-shell-embedded .editor-crumbs:first-child,
.app-shell-embedded .editor-crumbs:last-child {
  display: none;
}

.app-shell-embedded .editor-card {
  border: none;
  border-radius: 0;
  box-shadow: none;
  background: transparent;
  overflow: visible;
}

.app-shell-embedded .editor-topbar {
  display: none;
}

.app-shell-embedded .editor-stage {
  margin: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.hero-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 20px;
}

.hero-meta {
  display: grid;
  gap: 10px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(15, 118, 110, 0.12);
  color: var(--accent-strong);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.hero-title {
  margin: 0;
  font-size: 40px;
  line-height: 1.04;
}

.hero-copy {
  margin: 0;
  max-width: 680px;
  color: var(--muted);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  font-size: 13px;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
}

.hero-chip strong {
  color: var(--accent-strong);
}

.editor-card {
  position: relative;
  border: 1px solid rgba(100, 116, 139, 0.18);
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(254, 251, 246, 0.98) 100%);
  box-shadow: 0 28px 64px rgba(15, 23, 42, 0.08);
  overflow: hidden;
}

.editor-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  padding: 18px 22px 12px;
}

.editor-crumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}

.editor-crumbs strong {
  color: var(--ink);
}

.title-input {
  width: 100%;
  border: none;
  outline: none;
  background: transparent;
  font-size: 48px;
  line-height: 1.05;
  font-weight: 700;
  color: #0f172a;
  padding: 8px 22px 6px;
}

.title-input::placeholder {
  color: #94a3b8;
}

.editor-subcopy {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  padding: 0 22px 18px;
  color: var(--muted);
  font-size: 14px;
}

.hint-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(15, 118, 110, 0.09);
  color: var(--accent-strong);
  font-size: 13px;
}

.editor-stage {
  position: relative;
  width: min(100%, 900px);
  margin: 0 auto 18px;
  border: 1px solid rgba(100, 116, 139, 0.18);
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.editor-stage[data-page-wide-layout="true"] {
  width: min(100%, 1120px);
}

.mnote-mindmap-placeholder {
  width: min(1280px, calc(100vw - 340px));
  margin: 10px 0;
  margin-left: 50%;
  transform: translateX(-50%);
}

.mnote-mindmap-editor-root {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.32);
  border-radius: 8px;
  background: #ffffff;
  color: #0f172a;
}

.mnote-leptos-mindmap-shell {
  position: relative;
  height: min(72vh, 720px);
  min-height: 560px;
  display: flex;
  flex-direction: column;
}

.mnote-mindmap-command-toolbar,
.mnote-mindmap-bottom-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.26);
  background: #ffffff;
}

.mnote-mindmap-command-toolbar {
  flex-wrap: nowrap;
}

.mnote-mindmap-schema-toolbar {
  position: absolute;
  left: 50%;
  top: 22px;
  z-index: 4;
  width: max-content;
  max-width: min(980px, calc(100% - 184px));
  box-sizing: border-box;
  transform: translateX(-50%);
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.1);
  backdrop-filter: blur(10px);
  overflow-x: visible;
  overflow-y: visible;
  scrollbar-width: none;
}

.mnote-mindmap-toolbar-primary,
.mnote-mindmap-toolbar-secondary {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  flex-wrap: nowrap;
  min-width: 0;
}

.mnote-mindmap-toolbar-cluster {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  flex: 0 0 auto;
  min-width: 0;
  white-space: nowrap;
}

.mnote-mindmap-toolbar-cluster-file {
  padding-left: 8px;
  border-left: 1px solid rgba(148, 163, 184, 0.24);
}

.mnote-mindmap-toolbar-group {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding-right: 10px;
  border-right: 1px solid rgba(148, 163, 184, 0.22);
}

.mnote-mindmap-toolbar-group:last-child {
  border-right: 0;
}

.mnote-mindmap-toolbar-group-label {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  color: #64748b;
  font-size: 11px;
}

.mnote-mindmap-toolbar-primary input,
.mnote-mindmap-bottom-bar input {
  height: 28px;
  border: 1px solid rgba(148, 163, 184, 0.42);
  border-radius: 6px;
  padding: 0 8px;
  background: #fff;
  color: #0f172a;
  font-size: 12px;
}

.mnote-mindmap-tool,
.mnote-mindmap-bottom-bar button,
.mnote-mindmap-side-tab {
  height: 28px;
  border: 1px solid rgba(148, 163, 184, 0.34);
  border-radius: 6px;
  padding: 0 9px;
  background: #fff;
  color: #334155;
  font-size: 12px;
  cursor: pointer;
}

.mnote-mindmap-schema-toolbar .mnote-mindmap-tool {
  flex-direction: column;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  width: 46px;
  height: 40px;
  min-width: 46px;
  padding: 3px 4px;
  color: #475569;
}

.mnote-mindmap-tool-icon {
  min-width: 16px;
  font-size: 15px;
  line-height: 1;
}

.mnote-mindmap-tool-label {
  max-width: 42px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 11px;
  line-height: 14px;
}

.mnote-mindmap-tool:disabled,
.mnote-mindmap-bottom-bar button:disabled,
.mnote-mindmap-side-tab:disabled {
  cursor: default;
  opacity: 0.48;
}

.mnote-mindmap-toolbar-more {
  position: relative;
  display: inline-flex;
  flex: 0 0 auto;
}

.mnote-mindmap-toolbar-more-button[data-open="true"] {
  border-color: rgba(37, 99, 235, 0.42);
  background: #eff6ff;
  color: #1d4ed8;
}

.mnote-mindmap-toolbar-more-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  z-index: 8;
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  min-width: 128px;
  padding: 8px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 6px;
  background: #ffffff;
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.16);
}

.mnote-mindmap-toolbar-more-menu .mnote-mindmap-tool {
  flex-direction: row;
  justify-content: flex-start;
  width: 100%;
  min-width: 112px;
  height: 30px;
  gap: 8px;
  padding: 0 8px;
}

.mnote-mindmap-toolbar-more-menu .mnote-mindmap-tool-label {
  max-width: none;
  font-size: 12px;
}

.mnote-mindmap-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  min-height: 460px;
}

.mnote-mindmap-workspace[data-layout="floating-overlay"] {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  min-height: 560px;
  overflow: hidden;
  background: #f7f8fa;
}

.mnote-mindmap-canvas-layer {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.mnote-mindmap-overlay-layer {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
}

.mnote-mindmap-overlay-layer > * {
  pointer-events: auto;
}

.mnote-mindmap-rust-shell-mount,
.mnote-mindmap-rust-shell {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
}

.mnote-mindmap-rust-shell > * {
  pointer-events: auto;
}

.mnote-mindmap-workspace[data-debug-chrome="true"] {
  grid-template-columns: minmax(0, 1fr) 132px;
}

.mnote-mindmap-workspace[data-debug-chrome="false"] {
  grid-template-columns: minmax(0, 1fr) 172px;
}

.mnote-leptos-mindmap-runtime {
  position: relative;
  height: 460px;
  min-height: 460px;
  overflow: hidden;
  background: #ffffff;
}

.mnote-mindmap-workspace[data-layout="floating-overlay"] .mnote-leptos-mindmap-runtime {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 100%;
  background: #f7f8fa;
}

.mnote-leptos-mindmap-runtime svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: auto;
}

.mnote-leptos-mindmap-runtime .smm-node {
  cursor: default;
}

.mnote-mindmap-side-panel {
  border-left: 1px solid rgba(148, 163, 184, 0.26);
  background: #fff;
  padding: 8px;
}

.mnote-mindmap-schema-sidebar {
  position: absolute;
  right: 18px;
  top: 50%;
  z-index: 4;
  width: auto;
  max-height: calc(100% - 130px);
  transform: translateY(-50%);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  padding: 0;
}

.mnote-mindmap-side-rail {
  width: 60px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px 8px 8px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.1);
  backdrop-filter: blur(10px);
}

.mnote-mindmap-side-rail-handle,
.mnote-mindmap-side-restore-handle,
.mnote-mindmap-side-drawer-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(148, 163, 184, 0.24);
  background: rgba(248, 250, 252, 0.98);
  color: #475569;
}

.mnote-mindmap-side-rail-handle {
  width: 100%;
  min-height: 24px;
  border-radius: 8px;
}

.mnote-mindmap-side-restore-handle {
  width: 22px;
  min-height: 72px;
  margin-top: 64px;
  border-radius: 999px;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.1);
}

.mnote-mindmap-side-rail-handle:hover,
.mnote-mindmap-side-restore-handle:hover,
.mnote-mindmap-side-drawer-close:hover {
  border-color: rgba(37, 99, 235, 0.36);
  background: #eff6ff;
  color: #1d4ed8;
}

.mnote-mindmap-side-tab {
  width: 100%;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  justify-content: center;
  margin-bottom: 0;
  min-height: 56px;
  padding: 8px 2px;
  text-align: center;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: #475569;
  position: relative;
}

.mnote-mindmap-side-icon {
  width: 100%;
  overflow: hidden;
  color: #64748b;
  font-size: 13px;
  text-overflow: ellipsis;
}

.mnote-mindmap-side-tab-label {
  font-size: 11px;
  line-height: 1.2;
}

.mnote-mindmap-side-tab[data-active="true"] {
  background: #eff6ff;
  color: #1d4ed8;
}

.mnote-mindmap-side-tab[data-active="true"]::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 8px;
  bottom: 8px;
  width: 3px;
  border-radius: 999px;
  background: #2563eb;
}

.mnote-mindmap-side-body {
  position: absolute;
  right: 72px;
  top: 0;
  width: 300px;
  margin-top: 0;
  color: #64748b;
  font-size: 12px;
  padding: 16px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.1);
  backdrop-filter: blur(10px);
}

.mnote-mindmap-schema-sidebar .mnote-mindmap-side-body {
  padding-top: 16px;
}

.mnote-mindmap-side-body strong,
.mnote-mindmap-side-body span {
  display: block;
}

.mnote-mindmap-side-drawer-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.mnote-mindmap-side-drawer-heading {
  min-width: 0;
  flex: 1;
}

.mnote-mindmap-side-drawer-heading strong {
  color: #0f172a;
  font-size: 15px;
  line-height: 1.3;
}

.mnote-mindmap-side-drawer-heading span {
  margin-top: 4px;
  color: #64748b;
  font-size: 12px;
}

.mnote-mindmap-side-drawer-close {
  width: 28px;
  min-width: 28px;
  min-height: 28px;
  border-radius: 8px;
}

.mnote-mindmap-side-swatches {
  display: flex;
  gap: 5px;
  margin-top: 8px;
}

.mnote-mindmap-side-swatches i {
  width: 18px;
  height: 18px;
  border: 1px solid rgba(148, 163, 184, 0.38);
  border-radius: 4px;
  background: #f8fafc;
}

.mnote-mindmap-side-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.mnote-mindmap-side-option {
  min-height: 40px;
  padding: 10px;
  border: 1px solid rgba(148, 163, 184, 0.28);
  border-radius: 8px;
  background: #f8fafc;
  color: #334155;
  font-size: 12px;
  line-height: 1.3;
  text-align: left;
}

.mnote-mindmap-side-option:hover {
  border-color: rgba(37, 99, 235, 0.38);
  background: #eff6ff;
  color: #1d4ed8;
}

.mnote-mindmap-side-option-readonly {
  background: #fff;
}

.mnote-mindmap-side-option-label {
  color: inherit;
  font-weight: 500;
}

.mnote-mindmap-side-option-description {
  margin-top: 4px;
  color: #64748b;
  font-size: 11px;
}

.mnote-mindmap-side-option-swatch {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mnote-mindmap-side-option-swatch-chip {
  width: 18px;
  height: 18px;
  min-width: 18px;
  border: 1px solid rgba(148, 163, 184, 0.28);
  border-radius: 999px;
}

.mnote-mindmap-side-option-layout-card {
  display: flex;
  min-height: 86px;
  flex-direction: column;
  justify-content: flex-start;
  gap: 8px;
}

.mnote-mindmap-side-option-preview-card {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 38px;
  border-radius: 6px;
  background: linear-gradient(180deg, #eff6ff 0%, #dbeafe 100%);
  color: #1d4ed8;
  font-size: 11px;
  line-height: 1;
}

.mnote-mindmap-side-outline {
  max-height: 172px;
  margin: 16px 0 0;
  padding-left: 14px;
  overflow: auto;
  color: #334155;
  font-size: 11px;
  line-height: 1.45;
}

.mnote-mindmap-side-outline:empty {
  display: none;
}

.mnote-mindmap-side-swatches i:nth-child(2) {
  background: #eef2ff;
}

.mnote-mindmap-side-swatches i:nth-child(3) {
  background: #ecfeff;
}

.mnote-mindmap-bottom-bar {
  border-top: 1px solid rgba(148, 163, 184, 0.26);
  border-bottom: 0;
  font-size: 12px;
  color: #475569;
}

.mnote-mindmap-schema-navigator {
  position: absolute;
  right: 28px;
  bottom: 22px;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-content: flex-end;
  min-height: 40px;
  padding: 6px 8px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(10px);
}

.mnote-mindmap-schema-navigator [data-testid="mindmap-schema-navigator-stats"] {
  margin-right: auto;
}

.mnote-mindmap-schema-navigator-group {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.mnote-mindmap-schema-navigator-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  min-width: 30px;
  padding: 0;
}

.mnote-mindmap-schema-navigator-button[data-active="true"] {
  border-color: rgba(37, 99, 235, 0.32);
  background: rgba(219, 234, 254, 0.94);
  color: #1d4ed8;
}

.mnote-mindmap-schema-navigator-zoom {
  width: 62px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.mnote-mindmap-schema-navigator-search-wrap {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.mnote-mindmap-schema-navigator-search-wrap input {
  width: 136px;
}

.mnote-mindmap-minimap {
  position: absolute;
  right: 28px;
  bottom: 76px;
  z-index: 4;
  width: 180px;
  height: 118px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 2px 16px rgba(15, 23, 42, 0.08);
  pointer-events: auto;
}

.mnote-mindmap-minimap-map {
  position: absolute;
  inset: 12px;
}

.mnote-mindmap-minimap-map span {
  position: absolute;
  display: block;
  width: 42px;
  height: 14px;
  border-radius: 4px;
  background: #dbeafe;
}

.mnote-mindmap-minimap-map span:nth-child(1) {
  left: 54px;
  top: 8px;
  background: #bfdbfe;
}

.mnote-mindmap-minimap-map span:nth-child(2) {
  left: 22px;
  top: 52px;
  background: #dcfce7;
}

.mnote-mindmap-minimap-map span:nth-child(3) {
  right: 22px;
  top: 52px;
  background: #fde68a;
}

.mnote-mindmap-minimap-viewport {
  position: absolute;
  left: 38px;
  top: 30px;
  width: 104px;
  height: 62px;
  border: 2px solid rgba(37, 99, 235, 0.75);
  border-radius: 5px;
  background: rgba(37, 99, 235, 0.08);
}

.mnote-mindmap-context-menu {
  position: absolute;
  z-index: 8;
  min-width: 132px;
  padding: 6px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.14);
  pointer-events: auto;
}

.mnote-mindmap-context-menu button {
  display: block;
  width: 100%;
  min-height: 26px;
  padding: 4px 8px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: #334155;
  font-size: 12px;
  text-align: left;
}

.mnote-mindmap-context-menu button:hover {
  background: #eff6ff;
  color: #1d4ed8;
}

.mnote-mindmap-count {
  position: absolute;
  left: 28px;
  bottom: 30px;
  z-index: 4;
  display: flex;
  gap: 18px;
  color: #64748b;
  font-size: 12px;
  pointer-events: auto;
}

.block-handle-shell {
  position: absolute;
  left: 12px;
  z-index: 80;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  width: 26px;
  padding: 0;
  background: transparent;
  pointer-events: none;
}

.block-handle-shell[data-dragging="true"] {
  pointer-events: none;
  opacity: 1;
}

.block-handle-insert,
.block-handle-trigger {
  position: relative;
  width: 22px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 5px;
  background: transparent;
  color: #6b7280;
  cursor: pointer;
  pointer-events: auto;
  transition: background .12s ease, border-color .12s ease, box-shadow .12s ease, color .12s ease, opacity .12s ease;
}

.block-handle-insert {
  opacity: 0;
}

.block-handle-shell[data-menu-open="true"] .block-handle-insert {
  opacity: 0;
  pointer-events: none;
}

.block-handle-trigger {
  height: 22px;
  border: 1px solid rgba(148, 163, 184, 0.42);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.1);
  cursor: grab;
}

.block-handle-trigger:hover,
.block-handle-shell[data-keyboard-selected="true"] .block-handle-trigger,
.block-handle-shell[data-menu-open="true"] .block-handle-trigger {
  border-color: rgba(107, 114, 128, 0.5);
  background: #f8fafc;
  color: #4b5563;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.14);
}

.block-handle-trigger:active {
  cursor: grabbing;
}

.block-handle-icon-dots {
  display: grid;
  grid-template-columns: repeat(2, 3px);
  grid-auto-rows: 3px;
  gap: 3px;
}

.block-handle-icon-dots span,
.block-handle-icon-lines span {
  width: 3px;
  height: 3px;
  border-radius: 999px;
  background: currentColor;
}

.block-handle-icon-lines {
  display: grid;
  gap: 3px;
}

.block-handle-icon-lines span {
  display: none;
  width: 12px;
  height: 1.5px;
  border-radius: 999px;
}

.block-handle-shell[data-menu-open="true"] .block-handle-icon-dots span {
  display: none;
}

.block-handle-shell[data-menu-open="true"] .block-handle-icon-lines span {
  display: block;
}

.block-insert-line {
  display: none;
}

.block-insert-plus {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border: 1px solid rgba(148, 163, 184, 0.42);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.96);
  color: #5f6773;
  font-size: 16px;
  line-height: 1;
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.1);
}

.block-handle-insert:hover,
.block-handle-insert:focus-visible {
  opacity: 1;
}

.block-handle-insert:hover .block-insert-plus,
.block-handle-insert:focus-visible .block-insert-plus {
  border-color: rgba(107, 114, 128, 0.5);
  background: #f8fafc;
  color: #4b5563;
}

.block-insert-tooltip {
  position: absolute;
  left: 26px;
  top: 50%;
  transform: translateY(-50%);
  min-width: 118px;
  display: none;
  gap: 5px;
  align-items: center;
  padding: 5px 7px;
  border-radius: 5px;
  background: rgba(17, 24, 39, 0.94);
  color: #fff;
  font-size: 12px;
  line-height: 1.2;
  white-space: nowrap;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.2);
}

.block-insert-tooltip kbd {
  color: rgba(255, 255, 255, 0.72);
  font: inherit;
}

.block-handle-insert:hover .block-insert-tooltip,
.block-handle-insert:focus-visible .block-insert-tooltip {
  display: inline-flex;
}

.block-drag-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 242px;
  min-width: 242px;
  box-sizing: border-box;
  display: grid;
  gap: 0;
  padding: 10px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  background: #fff;
  background-image: linear-gradient(#fff, #fff);
  color: var(--ink);
  box-shadow: 0 18px 42px rgba(15, 23, 42, 0.18);
  z-index: 120;
  pointer-events: auto;
  isolation: isolate;
  overflow: visible;
  overscroll-behavior: contain;
  scrollbar-width: thin;
}


.block-drag-menu::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background: #fff;
}

.block-drag-menu > * {
  position: relative;
  z-index: 1;
}


.block-drag-menu-label,
.block-drag-menu-actions,
.block-drag-menu-section,
.block-drag-menu-item {
  background-color: #fff;
}

.block-drag-command-input {
  width: 100%;
  height: 34px;
  padding: 0 10px;
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 5px;
  background: #fff;
  color: #9ca3af;
  font: inherit;
}

.block-drag-menu-label {
  display: grid;
  gap: 4px;
}

.block-drag-menu-label strong {
  font-size: 14px;
}

.block-drag-menu-label span {
  color: var(--muted);
  font-size: 12px;
}

.block-drag-menu-shortcut,
.block-drag-menu-arrow {
  margin-left: auto;
  color: #a1a1aa;
  font-size: 13px;
  white-space: nowrap;
}

.block-drag-menu-icon {
  min-width: 22px;
  color: #60646c;
  font-size: 16px;
  line-height: 1;
  text-align: center;
}

.block-drag-menu-switch {
  margin-left: auto;
  width: 28px;
  height: 16px;
  border-radius: 999px;
  background: #d4d4d8;
  position: relative;
}

.block-drag-menu-switch::after {
  content: "";
  position: absolute;
  width: 12px;
  height: 12px;
  left: 2px;
  top: 2px;
  border-radius: 999px;
  background: #fff;
}

.block-drag-submenu {
  position: absolute;
  left: calc(100% + 8px);
  top: 0;
  width: 206px;
  max-height: min(620px, 80vh);
  overflow-y: auto;
  display: grid;
  gap: 0;
  padding: 6px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 42px rgba(15, 23, 42, 0.18);
  z-index: 130;
  pointer-events: auto;
}

.block-drag-tertiary-submenu {
  position: absolute;
  left: calc(100% + 8px);
  top: 0;
  width: 206px;
  display: grid;
  gap: 0;
  padding: 6px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 42px rgba(15, 23, 42, 0.18);
  z-index: 140;
  pointer-events: auto;
}

.block-drag-menu-item[disabled] {
  color: #a1a1aa;
  cursor: default;
}

.block-drag-menu-item[disabled]:hover {
  background: transparent;
}

.block-drag-menu-back {
  width: 100%;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 2px 2px 6px;
  cursor: pointer;
}

.block-drag-menu-back:hover {
  color: var(--accent-strong);
}

.block-drag-menu-actions {
  display: grid;
  gap: 0;
}

.block-drag-menu-section {
  display: grid;
  gap: 0;
}

.block-drag-menu-divider {
  height: 1px;
  margin: 4px -10px;
  background: rgba(148, 163, 184, 0.22);
}

.block-drag-menu-item {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  text-align: left;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: inherit;
  min-height: 31px;
  padding: 5px 8px;
  white-space: nowrap;
  cursor: pointer;
  transition: background .12s ease, border-color .12s ease;
}

.block-drag-menu-item:hover {
  background: rgba(17, 24, 39, 0.06);
  border-color: transparent;
}

.block-drag-menu-item > span:not(.block-drag-menu-icon):not(.block-drag-menu-shortcut):not(.block-drag-menu-arrow):not(.block-drag-menu-switch) {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.block-drag-menu-footer {
  display: grid;
  gap: 2px;
  margin: 6px -2px -2px;
  padding-top: 8px;
  border-top: 1px solid rgba(148, 163, 184, 0.18);
  color: #a1a1aa;
  font-size: 12px;
  line-height: 1.35;
}


.block-drop-indicator {
  position: absolute;
  left: 56px;
  right: 34px;
  height: 2px;
  border-radius: 999px;
  background: rgba(15, 118, 110, 0.78);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
  z-index: 13;
}

.block-layout-outline {
  position: absolute;
  left: 56px;
  right: 34px;
  min-height: 30px;
  border: 1px dashed rgba(148, 163, 184, 0.95);
  border-radius: 4px;
  background: rgba(255, 71, 71, 0.06);
  pointer-events: none;
  z-index: 12;
}

.floating-toolbar {
  position: absolute;
  left: 0;
  top: 0;
  transform: translate(-50%, calc(-100% - 14px));
  z-index: 12;
  display: flex;
  align-items: center;
  gap: 2px;
  flex-wrap: nowrap;
  max-width: min(720px, calc(100% - 32px));
  padding: 3px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.98);
  color: #0f172a;
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.14);
  backdrop-filter: blur(16px);
}

.floating-toolbar-group {
  display: flex;
  align-items: center;
  gap: 2px;
}

.image-floating-toolbar {
  position: absolute;
  left: 0;
  top: 0;
  transform: translate(-50%, calc(-100% - 12px));
  z-index: 122;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 4px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.98);
  color: #111827;
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.16);
  backdrop-filter: blur(16px);
  pointer-events: auto;
}

.image-toolbar-btn {
  min-width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 8px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: inherit;
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.image-toolbar-btn:hover,
.image-toolbar-btn:focus-visible,
.image-toolbar-btn[data-active="true"] {
  background: rgba(255, 229, 229, 0.95);
  outline: none;
}

.image-toolbar-btn:disabled {
  color: #a1a1aa;
  cursor: not-allowed;
  opacity: 0.55;
  background: transparent;
}

.image-toolbar-separator {
  width: 1px;
  align-self: stretch;
  min-height: 22px;
  background: rgba(148, 163, 184, 0.3);
}

.toolbar-popover-anchor {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.toolbar-separator {
  width: 1px;
  align-self: stretch;
  margin: 4px 3px;
  background: rgba(148, 163, 184, 0.28);
}

.toolbar-btn {
  min-width: 30px;
  height: 30px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: inherit;
  padding: 0 10px;
  cursor: pointer;
  transition: background .12s ease, border-color .12s ease, transform .12s ease;
  font-size: 14px;
  font-weight: 600;
}

.toolbar-btn:hover {
  background: rgba(148, 163, 184, 0.16);
}

.toolbar-btn[data-active="true"] {
  background: rgba(15, 118, 110, 0.14);
  color: var(--accent-strong);
}

.toolbar-btn[data-wide="true"] {
  min-width: 56px;
  justify-content: space-between;
}

.turn-into-panel {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 220px;
  max-height: min(420px, calc(100vh - 32px));
  display: grid;
  gap: 6px;
  padding: 10px;
  border-radius: 18px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  background: rgba(255, 255, 255, 0.98);
  color: var(--ink);
  box-shadow: 0 20px 44px rgba(15, 23, 42, 0.16);
  overflow-y: auto;
  overscroll-behavior: contain;
  z-index: 2;
}

.toolbar-popover-panel {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 248px;
  max-height: min(440px, calc(100vh - 32px));
  display: grid;
  gap: 10px;
  padding: 12px;
  border-radius: 18px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  background: rgba(255, 255, 255, 0.98);
  color: var(--ink);
  box-shadow: 0 20px 44px rgba(15, 23, 42, 0.16);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  z-index: 2;
}

.turn-into-item,
.slash-item,
.toolbar-menu-item {
  width: 100%;
  display: grid;
  gap: 4px;
  text-align: left;
  border: 1px solid transparent;
  border-radius: 14px;
  background: transparent;
  color: inherit;
  padding: 10px 12px;
  cursor: pointer;
  transition: background .12s ease, border-color .12s ease;
}

.turn-into-item:hover,
.slash-item:hover,
.slash-item[data-active="true"],
.toolbar-menu-item:hover,
.toolbar-menu-item[data-active="true"] {
  background: rgba(15, 118, 110, 0.08);
  border-color: rgba(15, 118, 110, 0.18);
}

.turn-into-item > span,
.slash-item-copy > span,
.toolbar-menu-item > span {
  color: var(--muted);
  font-size: 12px;
}

.slash-item-copy strong {
  color: #30343b;
  font-size: 14px;
  font-weight: 500;
}

.toolbar-popover-section {
  display: grid;
  gap: 8px;
}

.toolbar-popover-title {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.toolbar-color-grid {
  display: grid;
  gap: 6px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.toolbar-color-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.toolbar-color-chip {
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  border-radius: 999px;
  border: 1px solid rgba(15, 23, 42, 0.14);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6);
}

.toolbar-more-list {
  display: grid;
  gap: 6px;
}

.toolbar-more-item strong {
  font-size: 14px;
}

.slash-menu {
  position: fixed;
  top: 24px;
  left: 24px;
  z-index: 130;
  width: min(316px, calc(100vw - 16px));
  max-height: min(430px, calc(100vh - 16px));
  display: grid;
  gap: 0;
  padding: 8px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 38px rgba(15, 23, 42, 0.18);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
}

.slash-list {
  display: grid;
  gap: 2px;
}

.slash-section-label {
  padding: 10px 6px 5px;
  color: #9097a3;
  font-size: 12px;
}

.slash-item-row {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
}

.slash-item-icon {
  color: #6b7280;
  font-size: 14px;
}

.slash-item-copy {
  display: grid;
  gap: 1px;
  min-width: 0;
}

.slash-item-shortcut {
  color: #a0a7b2;
  font-size: 12px;
}

.editor-surface {
  display: block;
  width: 100%;
  min-height: 580px;
  padding: 76px 0 32px;
}

.app-shell-embedded .editor-surface {
  min-height: 640px;
  padding: 18px 0 28vh;
}

.editor-surface .ProseMirror {
  outline: none;
  min-height: 472px;
  line-height: 1.78;
  font-size: 17px;
  color: #1f2937;
}

.editor-surface .ProseMirror img[src] {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 8px 0;
  border-radius: 6px;
}

.editor-surface .ProseMirror img[data-align="center"] {
  margin-left: auto;
  margin-right: auto;
}

.editor-surface .ProseMirror img[data-align="right"] {
  margin-left: auto;
  margin-right: 0;
}

.editor-surface .ProseMirror img.ProseMirror-selectednode {
  outline: 2px solid rgba(255, 71, 71, 0.78);
  outline-offset: 3px;
  box-shadow: 0 0 0 5px rgba(255, 71, 71, 0.12);
}

.editor-surface .ProseMirror .tiptap-table-of-contents-node {
  display: block;
  margin: 12px 0;
  padding: 10px 12px;
  border: 1px solid rgba(229, 231, 235, 0.95);
  border-radius: 6px;
  background: #fff;
  color: #374151;
}

.editor-surface .ProseMirror .tiptap-table-of-contents-node.ProseMirror-selectednode {
  outline: 2px solid rgba(255, 71, 71, 0.62);
  outline-offset: 2px;
}

.editor-surface .ProseMirror [data-block-id]:target {
  outline: 2px solid #2563eb;
  outline-offset: 3px;
  background: rgba(37, 99, 235, 0.08);
  scroll-margin-top: 72px;
  transition: background 0.18s ease, outline-color 0.18s ease;
}

.tiptap-table-of-contents-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 24px;
  gap: 8px;
}

.tiptap-table-of-contents-title {
  font-size: 14px;
  line-height: 20px;
  font-weight: 600;
  color: #4b5563;
}

.tiptap-table-of-contents-title-toggle {
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: #9ca3af;
  font-size: 12px;
  cursor: pointer;
}

.tiptap-table-of-contents-title-toggle:hover {
  background: rgba(17, 24, 39, 0.06);
  color: #4b5563;
}

.tiptap-table-of-contents-list {
  display: grid;
  gap: 2px;
  margin-top: 6px;
}

.tiptap-table-of-contents-item {
  display: block;
  min-height: 24px;
  padding: 2px 6px;
  border-radius: 4px;
  color: #6b7280;
  font-size: 14px;
  line-height: 20px;
  text-decoration: none;
}

.tiptap-table-of-contents-item[data-depth="2"] { padding-left: 20px; }
.tiptap-table-of-contents-item[data-depth="3"] { padding-left: 34px; }
.tiptap-table-of-contents-item[data-depth="4"] { padding-left: 48px; }
.tiptap-table-of-contents-item[data-depth="5"] { padding-left: 62px; }
.tiptap-table-of-contents-item[data-depth="6"] { padding-left: 76px; }

.tiptap-table-of-contents-item:hover {
  background: rgba(17, 24, 39, 0.05);
  color: #374151;
}

.tiptap-table-of-contents-empty {
  margin-top: 4px;
  color: #9ca3af;
  font-size: 14px;
  line-height: 22px;
}

.editor-surface .ProseMirror .tableWrapper {
  width: 100%;
  overflow-x: auto;
  margin: 8px 0;
}

.editor-surface .ProseMirror table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  margin: 8px 0;
}

.editor-surface .ProseMirror .tableWrapper table {
  margin: 0;
}

.editor-surface .ProseMirror td,
.editor-surface .ProseMirror th {
  position: relative;
  min-width: 84px;
  height: 32px;
  padding: 5px 8px;
  border: 1px solid rgba(148, 163, 184, 0.72);
  vertical-align: top;
}

.editor-surface .ProseMirror th {
  background: rgba(248, 250, 252, 0.96);
  font-weight: 600;
}

.editor-surface .ProseMirror table[data-hidden-borders="true"] td,
.editor-surface .ProseMirror table[data-hidden-borders="true"] th {
  border-width: 0;
}

.editor-surface .ProseMirror .selectedCell::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(59, 130, 246, 0.12);
  pointer-events: none;
}

.editor-surface .ProseMirror .column-resize-handle {
  position: absolute;
  top: 0;
  right: -4px;
  bottom: -1px;
  width: 8px;
  background: rgba(239, 68, 68, 0.34);
  cursor: col-resize;
  pointer-events: none;
  z-index: 4;
}

.editor-surface .ProseMirror .column-resize-dragging {
  background: rgba(255, 71, 71, 0.08);
}

.editor-surface .ProseMirror.resize-cursor,
.editor-surface .ProseMirror.resize-cursor * {
  cursor: col-resize !important;
}

.table-controls {
  position: absolute;
  z-index: 118;
  pointer-events: none;
}

.table-aux-btn {
  position: absolute;
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: rgba(148, 163, 184, 0.95);
  font: inherit;
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  pointer-events: auto;
}

.table-aux-btn:hover,
.table-aux-btn:focus-visible,
.table-aux-btn[data-active="true"] {
  background: rgba(255, 229, 229, 0.95);
  color: rgba(107, 114, 128, 0.96);
  outline: none;
}

.table-selection-overlay {
  position: absolute;
  border-radius: 4px;
  background: rgba(255, 71, 71, 0.12);
  outline: 1px solid rgba(255, 71, 71, 0.18);
  pointer-events: none;
}

.table-toolbar {
  position: absolute;
  top: 34px;
  right: 44px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  background: #fff;
  color: #111827;
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.16);
  z-index: 120;
  pointer-events: auto;
}

.table-toolbar-btn {
  min-width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 8px;
  border: none;
  border-radius: 5px;
  background: transparent;
  color: #111827;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

.table-toolbar-btn:hover,
.table-toolbar-btn:focus-visible {
  background: rgba(241, 245, 249, 0.95);
  outline: none;
}

.table-toolbar-separator {
  align-self: stretch;
  width: 1px;
  min-height: 22px;
  background: rgba(148, 163, 184, 0.3);
}

.table-options-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  width: 160px;
  display: grid;
  gap: 2px;
  padding: 6px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  background: #fff;
  color: #111827;
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.16);
  z-index: 125;
}

.table-option-btn {
  width: 100%;
  min-height: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 5px 8px;
  border: none;
  border-radius: 5px;
  background: transparent;
  color: #111827;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  text-align: left;
}

.table-option-btn:hover,
.table-option-btn:focus-visible {
  background: rgba(241, 245, 249, 0.95);
  outline: none;
}

.table-option-switch {
  position: relative;
  width: 28px;
  height: 16px;
  flex: 0 0 auto;
  border-radius: 999px;
  background: #d1d5db;
  transition: background .12s ease;
}

.table-option-switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.2);
  transition: transform .12s ease;
}

.table-option-btn[aria-checked="true"] .table-option-switch {
  background: #9ca3af;
}

.table-option-btn[aria-checked="true"] .table-option-switch::after {
  transform: translateX(12px);
}

.app-shell-embedded .editor-surface .ProseMirror {
  min-height: 600px;
  width: min(100%, 708px);
  margin: 0 auto;
  padding: 2.25rem 3rem 30vh;
  font-family: "DM Sans", "Noto Sans SC", "PingFang SC", sans-serif;
}

.app-shell-embedded .editor-surface[data-small-text="true"] .ProseMirror,
.editor-surface[data-small-text="true"] .ProseMirror {
  font-size: 15px;
  line-height: 1.66;
}

.app-shell-embedded .editor-surface[data-layout-density="compact"] .ProseMirror,
.editor-surface[data-layout-density="compact"] .ProseMirror {
  line-height: 1.54;
}

.app-shell-embedded .editor-surface[data-layout-density="spacious"] .ProseMirror,
.editor-surface[data-layout-density="spacious"] .ProseMirror {
  line-height: 1.92;
}

.editor-surface .ProseMirror h1,
.editor-surface .ProseMirror h2,
.editor-surface .ProseMirror h3,
.editor-surface .ProseMirror h4 {
  line-height: 1.12;
  color: #0f172a;
  margin: 1.12em 0 0.46em;
  letter-spacing: -0.02em;
}

.editor-surface .ProseMirror h1 {
  font-size: 2.1em;
}

.editor-surface .ProseMirror h2 {
  font-size: 1.56em;
}

.editor-surface .ProseMirror h3 {
  font-size: 1.28em;
}

.editor-surface .ProseMirror h4 {
  font-size: 1.08em;
}

.editor-surface .ProseMirror ul,
.editor-surface .ProseMirror ol {
  padding-left: 1.5em;
}

.editor-surface .ProseMirror ul[data-type="taskList"] {
  list-style: none;
  padding-left: 0.25em;
}

.editor-surface .ProseMirror ul[data-type="taskList"] li {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
}

.editor-surface .ProseMirror ul[data-type="taskList"] li:not(:has(> p:first-child)) {
  list-style-type: none;
}

.editor-surface .ProseMirror ul[data-type="taskList"] li[data-checked="true"] > div > p,
.editor-surface .ProseMirror ul[data-type="taskList"] li[data-checked="true"] > div > p span {
  opacity: 0.5;
  text-decoration: line-through;
}

.editor-surface .ProseMirror ul[data-type="taskList"] li label {
  position: relative;
  padding-top: 0.375rem;
  padding-right: 0.5rem;
}

.editor-surface .ProseMirror ul[data-type="taskList"] li label input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.editor-surface .ProseMirror ul[data-type="taskList"] li label span {
  display: block;
  width: 1em;
  height: 1em;
  border: 1px solid rgba(148, 163, 184, 0.7);
  border-radius: 0.25rem;
  position: relative;
  cursor: pointer;
  background-color: rgba(255, 255, 255, 0.96);
  transition:
    background-color 80ms ease-out,
    border-color 80ms ease-out;
}

.editor-surface .ProseMirror ul[data-type="taskList"] li label span::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 0.75em;
  height: 0.75em;
  background-color: #ffffff;
  opacity: 0;
  -webkit-mask: url("data:image/svg+xml,%3Csvg%20width%3D%2224%22%20height%3D%2224%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22currentColor%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%3Cpath%20fill-rule%3D%22evenodd%22%20clip-rule%3D%22evenodd%22%20d%3D%22M21.4142%204.58579C22.1953%205.36683%2022.1953%206.63317%2021.4142%207.41421L10.4142%2018.4142C9.63317%2019.1953%208.36684%2019.1953%207.58579%2018.4142L2.58579%2013.4142C1.80474%2012.6332%201.80474%2011.3668%202.58579%2010.5858C3.36683%209.80474%204.63317%209.80474%205.41421%2010.5858L9%2014.1716L18.5858%204.58579C19.3668%203.80474%2020.6332%203.80474%2021.4142%204.58579Z%22%20fill%3D%22currentColor%22%2F%3E%3C%2Fsvg%3E") center/contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg%20width%3D%2224%22%20height%3D%2224%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22currentColor%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%3Cpath%20fill-rule%3D%22evenodd%22%20clip-rule%3D%22evenodd%22%20d%3D%22M21.4142%204.58579C22.1953%205.36683%2022.1953%206.63317%2021.4142%207.41421L10.4142%2018.4142C9.63317%2019.1953%208.36684%2019.1953%207.58579%2018.4142L2.58579%2013.4142C1.80474%2012.6332%201.80474%2011.3668%202.58579%2010.5858C3.36683%209.80474%204.63317%209.80474%205.41421%2010.5858L9%2014.1716L18.5858%204.58579C19.3668%203.80474%2020.6332%203.80474%2021.4142%204.58579Z%22%20fill%3D%22currentColor%22%2F%3E%3C%2Fsvg%3E") center/contain no-repeat;
}

.editor-surface .ProseMirror ul[data-type="taskList"] li label input[type="checkbox"]:checked + span {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.editor-surface .ProseMirror ul[data-type="taskList"] li label input[type="checkbox"]:checked + span::before {
  opacity: 1;
}

.editor-surface .ProseMirror ul[data-type="taskList"] li > div {
  flex: 1 1 0%;
  min-width: 0;
}

.editor-surface .ProseMirror ul[data-type="taskList"] li > div > p {
  margin: 0;
}

.editor-surface .ProseMirror pre {
  background: #14222b;
  color: #f8fafc;
  padding: 16px 18px;
  border-radius: 18px;
  overflow: auto;
}

.editor-surface .ProseMirror blockquote {
  margin: 1.1em 0;
  padding-left: 16px;
  border-left: 3px solid rgba(15, 118, 110, 0.5);
  color: #334155;
}

.editor-surface .ProseMirror hr {
  margin: 1.6em 0;
  border: none;
  border-top: 1px solid rgba(100, 116, 139, 0.28);
}

.editor-surface .ProseMirror p.is-editor-empty:first-child::before,
.editor-surface .ProseMirror p.is-empty::before {
  color: #94a3b8;
  content: attr(data-placeholder);
  float: left;
  height: 0;
  pointer-events: none;
}

.editor-surface .ProseMirror p.is-editor-empty,
.editor-surface .ProseMirror p.is-empty {
  min-height: 1.6em;
}

.editor-surface .ProseMirror p:has(> a.mnote-page-block-link) {
  width: 100%;
  margin: 0 0 8px;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(255, 71, 71, 0.12);
}

.editor-surface .ProseMirror a.mnote-page-block-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  max-width: 100%;
  padding: 1px 4px;
  border-radius: 4px;
  color: #37352f;
  font-weight: 600;
  line-height: 1.45;
  text-decoration: none;
  cursor: pointer;
}

.editor-surface .ProseMirror a.mnote-page-block-link::before {
  content: "";
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  border: 1.4px solid #c8c5c0;
  border-radius: 3px;
  background: linear-gradient(180deg, #ffffff 0%, #f6f4f1 100%);
  box-shadow: inset 0 -2px 0 rgba(55, 53, 47, 0.08);
}

.editor-surface .ProseMirror a.mnote-page-block-link:hover {
  color: #37352f;
  background: rgba(55, 53, 47, 0.08);
  text-decoration: none;
}

.editor-surface .ProseMirror a.mnote-uploaded-attachment-row {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  max-width: 100%;
  min-height: 28px;
  margin: 1px 0;
  padding: 2px 4px;
  border: 0;
  border-radius: 4px;
  color: #37352f;
  font-weight: 500;
  line-height: 1.4;
  text-decoration: none;
  background: transparent;
  box-shadow: none;
}

.editor-surface .ProseMirror a.mnote-uploaded-attachment-row::before {
  content: "";
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  border-radius: 4px;
  background: var(--attachment-icon-bg, #e9ecef);
  border: 1px solid var(--attachment-icon-border, rgba(55, 53, 47, 0.14));
}

.editor-surface .ProseMirror a.mnote-uploaded-attachment-row::after {
  content: "◉";
  flex: 0 0 auto;
  margin-left: 4px;
  color: #9ca3af;
  font-size: 11px;
}

.editor-surface .ProseMirror a.mnote-uploaded-attachment-row:hover {
  background: rgba(55, 53, 47, 0.06);
  text-decoration: none;
}

.editor-surface .ProseMirror a.mnote-uploaded-attachment-word {
  --attachment-icon-bg: #4f82ff;
  --attachment-icon-border: #3366d6;
}

.editor-surface .ProseMirror a.mnote-uploaded-attachment-ppt {
  --attachment-icon-bg: #ea581f;
  --attachment-icon-border: #cf4817;
}

.editor-surface .ProseMirror a.mnote-uploaded-attachment-sheet {
  --attachment-icon-bg: #2f9e44;
  --attachment-icon-border: #25813a;
}

.editor-surface .ProseMirror a.mnote-uploaded-attachment-pdf {
  --attachment-icon-bg: #ef4444;
  --attachment-icon-border: #dc2626;
}

.editor-surface .ProseMirror a.mnote-uploaded-attachment-file {
  --attachment-icon-bg: #9ca3af;
  --attachment-icon-border: #6b7280;
}

.footer-strip {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 0 22px 22px;
  color: var(--muted);
  font-size: 13px;
}

.footer-strip code {
  color: var(--accent-strong);
}

.debug-drawer {
  margin-top: 22px;
  border: 1px solid rgba(100, 116, 139, 0.18);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.85);
  overflow: hidden;
}

.debug-drawer summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
}

.debug-drawer summary::-webkit-details-marker {
  display: none;
}

.debug-grid {
  display: grid;
  gap: 16px;
  padding: 0 20px 20px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.debug-card {
  border: 1px solid rgba(100, 116, 139, 0.18);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.88);
  padding: 16px;
}

.debug-card h3 {
  margin: 0 0 10px;
  font-size: 14px;
}

.debug-card pre {
  margin: 0;
  max-height: 260px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  color: #1e293b;
}

@media (max-width: 920px) {
  .hero-bar,
  .editor-topbar,
  .footer-strip {
    flex-direction: column;
    align-items: flex-start;
  }

  .title-input {
    font-size: 34px;
  }

  .editor-surface {
    padding: 88px 0 24px;
    min-height: 460px;
  }

  .app-shell-embedded .editor-surface {
    padding: 12px 0 24vh;
  }

  .app-shell-embedded .editor-surface .ProseMirror {
    padding: 1.5rem 1.5rem 24vh;
  }

  .debug-grid {
    grid-template-columns: 1fr;
  }

  .floating-toolbar,
  .slash-menu,
  .block-drag-menu {
    left: 16px;
    right: 16px;
    width: auto;
    min-width: 0;
    transform: none;
  }

  .floating-toolbar {
    top: 12px;
  }
}

@media (max-width: 768px) {
  .editor-stage {
    width: 100%;
  }

  .mnote-mindmap-workspace {
    grid-template-columns: minmax(0, 1fr);
  }

  .mnote-mindmap-side-panel {
    border-left: 0;
    border-top: 1px solid rgba(148, 163, 184, 0.26);
  }

  .block-handle-shell,
  .block-drop-indicator {
    display: none;
  }

  .app-shell-embedded .editor-surface {
    padding-left: 0;
  }
}
"#;
