.slate-editor-host{
  color-scheme: light;
  --bg: #f4f2f8;
  --panel: #fbfcfd;
  --panel-muted: #f6f7f9;
  --panel-hover: #eeebf4;
  --border: #ded9e7;
  --border-strong: #cbc3d8;
  --text: #2e2935;
  --text-muted: #756d7e;
  --accent: #7651b5;
  --accent-soft: #eee7fa;
  --accent-strong: #5f3b9d;
  --danger: #b23b4a;
  --danger-soft: #fae9ec;
  --complete: #12c95b;
  --shadow: 0 10px 30px rgba(35, 24, 49, 0.09);
  --font-ui: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-editor: "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.slate-editor-host[data-theme="dark"]{
  color-scheme: dark;
  --bg: #17151b;
  --panel: #211e26;
  --panel-muted: #1d1a22;
  --panel-hover: #2c2833;
  --border: #38323f;
  --border-strong: #4b4355;
  --text: #e9e4ef;
  --text-muted: #aaa1b3;
  --accent: #a985e0;
  --accent-soft: #332744;
  --accent-strong: #c2a3ed;
  --danger: #ef7c8a;
  --danger-soft: #45262d;
  --complete: #35e779;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.28);
}

/* Paper: a soft, warm page (not white) with near-black ink, for contrast without glare. */
.slate-editor-host[data-theme="paper"]{
  color-scheme: light;
  --bg: #d9d2c3;
  --panel: #e2dccf;
  --panel-muted: #dad4c5;
  --panel-hover: #d5cdbc;
  --border: #cac0ac;
  --border-strong: #b8ac95;
  --text: #16130f;
  --text-muted: #4f473b;
  --accent: #234f99;
  --accent-soft: #d2d7de;
  --accent-strong: #173f85;
  --danger: #a8303c;
  --danger-soft: #e5cfca;
  --complete: #1f8f4e;
  --shadow: 0 10px 30px rgba(70, 52, 22, 0.12);
}

.slate-editor-host, .slate-editor-host *{ box-sizing: border-box; }
.slate-editor-host [hidden]{ display: none !important; }

.slate-editor-host{
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--panel);
  color: var(--text);
  font-family: var(--font-ui);
}

.slate-editor-host button{ font: inherit; color: inherit; }
.slate-editor-host input,
.slate-editor-host textarea,
.slate-editor-host select{
  font-family: "Cascadia Mono", Consolas, monospace;
  font-weight: 300;
}

.slate-editor-host .editor-app, .slate-editor-host .note-workspace{
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
}

.slate-editor-host .note-workspace{
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  background: var(--panel);
}

/* Pin rows so the body keeps the flexible row when the toolbar is hidden (read only). */
.slate-editor-host .note-workspace > .format-toolbar{ grid-row: 1; }
.slate-editor-host .note-workspace > .workspace-body{ grid-row: 2; }
.slate-editor-host .note-workspace > .statusbar{ grid-row: 3; }

.slate-editor-host .view-switcher{
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  padding: 2px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel-muted);
}

.slate-editor-host .format-controls{
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1 1 auto;
}

.slate-editor-host .view-button, .slate-editor-host .format-toolbar button{
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease, transform 120ms ease;
}

.slate-editor-host .format-toolbar.preview-mode{
  justify-content: flex-end;
}

.slate-editor-host .view-button{
  min-width: 72px;
  height: 29px;
  padding: 5px 10px;
  font-size: 12px;
  font-weight: 650;
}

.slate-editor-host .view-button:hover, .slate-editor-host .format-toolbar button:hover{
  background: var(--panel-hover);
}

.slate-editor-host .view-button:active, .slate-editor-host .format-toolbar button:active{
  transform: translateY(1px);
}

.slate-editor-host .view-button.active{
  background: var(--panel);
  color: var(--accent-strong);
  box-shadow: 0 1px 4px rgba(0, 0, 0, .09);
}

.slate-editor-host .format-toolbar[hidden]{
  display: none;
}

.slate-editor-host .format-toolbar{
  min-height: 42px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 12px;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  scrollbar-width: thin;
  background: var(--panel);
}

.slate-editor-host .format-toolbar button{
  flex: 0 0 auto;
  min-width: 30px;
  height: 29px;
  padding: 0 7px;
  font-family: var(--font-ui);
  font-size: 12px;
}

.slate-editor-host .toolbar-separator{
  flex: 0 0 auto;
  width: 1px;
  height: 20px;
  margin: 0 3px;
  background: var(--border);
}

.slate-editor-host .outline-toggle, .slate-editor-host .outline-close{
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.slate-editor-host .outline-toggle{
  width: 32px;
  height: 32px;
  min-height: 32px;
  display: inline-grid;
  place-items: center;
  padding: 0;
}

.slate-editor-host .outline-control-icon{
  width: 19px;
  height: 19px;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.slate-editor-host .outline-complete-icon{ display: none; }

.slate-editor-host .editor-app[data-document-complete="true"] .outline-control{
  color: var(--complete);
}

.slate-editor-host .editor-app[data-document-complete="true"] .outline-menu-icon{ display: none; }
.slate-editor-host .editor-app[data-document-complete="true"] .outline-complete-icon{
  display: block;
  filter: drop-shadow(0 0 3px color-mix(in srgb, var(--complete) 55%, transparent));
}

.slate-editor-host .outline-toggle:hover, .slate-editor-host .outline-close:hover{ background: var(--panel-hover); }
.slate-editor-host .outline-toggle[aria-expanded="true"]{ color: var(--accent-strong); }

.slate-editor-host .workspace-body{
  min-width: 0;
  min-height: 0;
  position: relative;
  display: grid;
  grid-template-columns: 270px minmax(0, 1fr);
  overflow: hidden;
}

.slate-editor-host .workspace-gutter{
  grid-column: 1;
  grid-row: 1;
  z-index: 1;
  min-width: 0;
  min-height: 0;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 7px;
  border-right: 1px solid var(--border);
  background: var(--panel);
}

.slate-editor-host .workspace-body.outline-closed{ grid-template-columns: 42px minmax(0, 1fr); }
.slate-editor-host .workspace-body.outline-external,
.slate-editor-host .workspace-body.outline-external.outline-closed{ grid-template-columns: minmax(0, 1fr); }
.slate-editor-host .workspace-body.outline-external > .workspace-gutter,
.slate-editor-host .workspace-body.outline-external > .document-outline{ display: none; }
.slate-editor-host .workspace-body.outline-external > .editor-grid{ grid-column: 1; }
.slate-editor-host .workspace-body.outline-closed .document-outline{ display: none; }
.slate-editor-host .workspace-body:not(.outline-closed) .workspace-gutter{
  visibility: hidden;
  pointer-events: none;
}

.slate-editor-host .document-outline{
  grid-column: 1;
  grid-row: 1;
  z-index: 2;
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  border-right: 1px solid var(--border);
  background: var(--panel-muted);
}

.slate-editor-host .outline-header{
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 10px 8px 14px;
  border-bottom: 1px solid var(--border);
}

.slate-editor-host .outline-header > div{ min-width: 0; }
.slate-editor-host .outline-header strong{
  display: block;
  font-size: 12px;
  line-height: 1.25;
}
.slate-editor-host .outline-header span{
  display: block;
  margin-top: 2px;
  color: var(--text-muted);
  font-size: 11px;
  line-height: 1.25;
}

.slate-editor-host .outline-close{
  flex: 0 0 auto;
  width: 29px;
  height: 29px;
  display: inline-grid;
  place-items: center;
  padding: 0;
}

.slate-editor-host .outline-navigation{
  min-height: 0;
  overflow: auto;
  padding: 8px 7px 18px;
  scrollbar-width: thin;
}

.slate-editor-host .outline-empty{
  margin: 10px 8px;
  color: var(--text-muted);
  font-size: 12px;
  line-height: 1.5;
}

.slate-editor-host .outline-list{
  margin: 0;
  padding: 0;
  list-style: none;
}

.slate-editor-host .outline-list .outline-list{
  margin-left: 13px;
  padding-left: 7px;
  border-left: 1px solid var(--border);
}

.slate-editor-host .outline-item{ margin: 1px 0; }

.slate-editor-host .outline-link{
  width: 100%;
  min-width: 0;
  display: grid;
  grid-template-columns: 17px minmax(0, 1fr);
  align-items: start;
  gap: 5px;
  padding: 5px 6px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.slate-editor-host .outline-link.no-status{ grid-template-columns: minmax(0, 1fr); }

.slate-editor-host .outline-link:hover, .slate-editor-host .outline-link:focus-visible{ background: var(--panel-hover); }

.slate-editor-host .outline-title{
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 12px;
  line-height: 1.35;
}

.slate-editor-host .outline-status{
  width: 13px;
  height: 13px;
  margin-top: 1px;
  display: inline-grid;
  place-items: center;
  border: 1.5px solid var(--border-strong);
  border-radius: 3px;
  color: var(--accent-strong);
  font-size: 10px;
  font-weight: 800;
  line-height: 1;
}

.slate-editor-host .outline-status.complete{
  border-color: var(--accent);
  background: var(--accent-soft);
}

.slate-editor-host .outline-status.complete::before{ content: "✓"; }

.slate-editor-host .editor-grid{
  grid-column: 2;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.slate-editor-host .editor-grid.live-view .editor-pane{ display: none; }
.slate-editor-host .editor-grid.source-view > .preview-pane{ display: none; }

.slate-editor-host .editor-pane{ min-width: 0; min-height: 0; position: relative; }

.slate-editor-host .markdown-editor{
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--panel);
}

/* Source mode is CodeMirror; its look is set in src/source-editor.js. */
.slate-editor-host .markdown-editor .cm-editor.is-readonly .cm-content{ cursor: default; }

.slate-editor-host .drop-overlay{
  position: absolute;
  inset: 12px;
  z-index: 5;
  border: 2px dashed var(--accent);
  border-radius: 12px;
  background: color-mix(in srgb, var(--accent-soft) 88%, transparent);
  pointer-events: none;
}

.slate-editor-host .drop-overlay > div{
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  color: var(--accent-strong);
}

.slate-editor-host .drop-overlay small{ color: var(--text-muted); }
.slate-editor-host .drop-icon{ font-size: 35px; }

.slate-editor-host .preview-pane{
  min-width: 0;
  min-height: 0;
  overflow: auto;
  padding: 24px clamp(20px, 5vw, 72px) 80px;
  background: var(--panel);
}

.slate-editor-host .live-editor{
  outline: none;
  caret-color: var(--accent);
  cursor: text;
  white-space: normal;
}

.slate-editor-host .live-editor:empty::before{
  content: attr(data-placeholder);
  color: var(--text-muted);
  font-style: italic;
  pointer-events: none;
}

.slate-editor-host .preview-pane.view-only{
  cursor: auto;
  caret-color: transparent;
  user-select: text;
  -webkit-user-select: text;
}
.slate-editor-host .preview-pane.view-only *{ caret-color: transparent !important; }
.slate-editor-host .preview-pane.view-only .live-block{ cursor: auto; }
.slate-editor-host .preview-pane.view-only .md-marker{ display: none !important; user-select: none; }
.slate-editor-host .preview-pane.view-only .task-checkbox{ cursor: default; }
.slate-editor-host .preview-pane.view-only.tasks-interactive .task-checkbox:not(:disabled){ cursor: pointer; }
.slate-editor-host .preview-pane.view-only .media-source-toggle{ display: none !important; }

.slate-editor-host .live-block.outline-target{
  background: var(--accent-soft);
  transition: background 180ms ease;
}

.slate-editor-host .statusbar{
  height: 27px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 12px;
  border-top: 1px solid var(--border);
  background: var(--panel-muted);
  color: var(--text-muted);
  font-size: 11px;
}

.slate-editor-host .markdown-body{
  font-size: 16px;
  line-height: 1.7;
  overflow-wrap: anywhere;
}
.slate-editor-host .markdown-body > :first-child{ margin-top: 0; }
.slate-editor-host .markdown-body h1, .slate-editor-host .markdown-body h2, .slate-editor-host .markdown-body h3, .slate-editor-host .markdown-body h4, .slate-editor-host .markdown-body h5, .slate-editor-host .markdown-body h6{
  line-height: 1.25;
  margin: 1.6em 0 .55em;
  letter-spacing: -0.025em;
}
.slate-editor-host .markdown-body h1{ font-size: 2em; border-bottom: 1px solid var(--border); padding-bottom: .28em; }
.slate-editor-host .markdown-body h2{ font-size: 1.55em; border-bottom: 1px solid var(--border); padding-bottom: .24em; }
.slate-editor-host .markdown-body h3{ font-size: 1.27em; }
.slate-editor-host .markdown-body p{ margin: .85em 0; }
.slate-editor-host .markdown-body a{ color: var(--accent-strong); text-decoration: none; }
.slate-editor-host .markdown-body a:hover{ text-decoration: underline; }
.slate-editor-host .markdown-body a.external-link::after,
.slate-editor-host .slate-external-icon{
  content: ""; display: inline-block; width: .72em; height: .72em; margin-left: .18em; vertical-align: .02em;
  background-color: currentColor; color: var(--accent-strong); opacity: .7;
  -webkit-mask: var(--slate-external-icon) no-repeat center / contain; mask: var(--slate-external-icon) no-repeat center / contain;
}
.slate-editor-host .slate-external-icon:hover{ opacity: 1; }
.slate-editor-host{ --slate-external-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='black' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M9.5 2.5h4v4M13.5 2.5 7 9M12 9.5v3a1 1 0 0 1-1 1H3.5a1 1 0 0 1-1-1V5a1 1 0 0 1 1-1h3'/%3E%3C/svg%3E"); }
.slate-editor-host .markdown-body .wiki-link{ border-bottom: 1px dashed var(--accent); cursor: default; }
.slate-editor-host .markdown-body strong{ font-weight: 720; }
.slate-editor-host .markdown-body blockquote{
  margin: 1em 0;
  padding: .1em 1em;
  color: var(--text-muted);
  border-left: 4px solid var(--accent);
  background: var(--panel-muted);
}
.slate-editor-host .markdown-body code{
  font-family: var(--font-editor);
  font-size: .88em;
  padding: .16em .38em;
  border: 1px solid var(--border);
  border-radius: 5px;
  background: var(--panel-muted);
}
.slate-editor-host .markdown-body pre{
  margin: 1em 0;
  padding: 15px 17px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel-muted);
}
.slate-editor-host .markdown-body pre code{ padding: 0; border: 0; background: transparent; font-size: 13px; }
.slate-editor-host .markdown-body img{
  display: block;
  max-width: 100%;
  max-height: 70vh;
  margin: 1em auto;
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.slate-editor-host .markdown-body ul, .slate-editor-host .markdown-body ol{ padding-left: 1.6em; }
.slate-editor-host .markdown-body li{ margin: .27em 0; }
.slate-editor-host .markdown-body li.task-item{ list-style: none; margin-left: -1.35em; }
.slate-editor-host .markdown-body .task-checkbox{ margin-right: .55em; accent-color: var(--accent); cursor: pointer; }
.slate-editor-host .markdown-body hr{ border: 0; border-top: 1px solid var(--border); margin: 2em 0; }
.slate-editor-host .markdown-body table{ width: 100%; border-collapse: collapse; margin: 1em 0; font-size: .94em; }
.slate-editor-host .markdown-body th, .slate-editor-host .markdown-body td{ border: 1px solid var(--border); padding: .5em .7em; text-align: left; }
.slate-editor-host .markdown-body th{ background: var(--panel-muted); }
.slate-editor-host .markdown-body .attachment-link::before{ content: "📎 "; }
.slate-editor-host .markdown-body .broken-attachment{ color: var(--danger); border: 1px dashed var(--danger); padding: 4px 7px; border-radius: 5px; }

.slate-editor-host .toast-region{
  position: fixed;
  right: 16px;
  bottom: 38px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  pointer-events: none;
}
.slate-editor-host .toast{
  max-width: 360px;
  padding: 9px 12px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
  font-size: 13px;
  animation: toast-in 180ms ease-out;
}
.slate-editor-host .toast.error{ border-color: var(--danger); color: var(--danger); }
@keyframes toast-in { from { opacity: 0; transform: translateY(5px); } }

@media (max-width: 680px) {
  .slate-editor-host .format-toolbar{ padding-inline: 8px; }
  .slate-editor-host .view-button{ min-width: 62px; padding-inline: 8px; }
  .slate-editor-host .preview-pane, .slate-editor-host .markdown-editor .cm-content{ padding-left: 18px; padding-right: 18px; }
}

/* Obsidian-style live source: rendered typography stays in place while only the
   Markdown syntax belonging to the element under the caret is revealed. */
.slate-editor-host .live-editor{
  cursor: text;
  white-space: normal;
}

.slate-editor-host .live-block{
  min-height: 1.7em;
  position: relative;
  border-radius: 5px;
  outline: none;
  overflow-wrap: anywhere;
}

.slate-editor-host .live-block.is-rendered{ cursor: text; }
.slate-editor-host .live-block:first-child > :first-child{ margin-top: 0; }
/* Front matter and comments at the top are hidden, so the first block shown starts flush too. */
.slate-editor-host .live-block:is(.is-front-matter, .is-comment):first-child + .live-block > :first-child,
.slate-editor-host .live-block.is-front-matter:first-child + .live-block.is-comment + .live-block > :first-child{ margin-top: 0; }
.slate-editor-host .live-block > .live-paragraph{ margin: .28em 0; }
.slate-editor-host .live-block > .live-heading{ margin-bottom: .4em; }
.slate-editor-host .live-block > blockquote, .slate-editor-host .live-block > pre, .slate-editor-host .live-block > table{ margin-top: .55em; margin-bottom: .55em; }
.slate-editor-host .live-block.is-empty{ min-height: 1.15em; }
.slate-editor-host .live-block.is-comment{ display: none; }
.slate-editor-host .live-block.is-front-matter{ display: none; }

.slate-editor-host .live-block.is-active:not(.is-image-block):not(.is-video-block){
  min-height: 1.7em;
  caret-color: var(--accent);
  tab-size: 2;
}

.slate-editor-host .live-block.is-active:not(.is-image-block):not(.is-video-block):focus{
  box-shadow: none;
}

.slate-editor-host .live-block.is-raw-active{
  color: var(--text-muted);
  font-family: var(--font-editor);
  font-size: .92em;
  line-height: 1.85;
  white-space: pre-wrap;
}

.slate-editor-host .live-block.is-active:empty::before, .slate-editor-host .live-block.is-empty:first-child:last-child::before{
  content: attr(data-placeholder);
  color: var(--text-muted);
  font-family: var(--font-ui);
  font-style: italic;
  opacity: .8;
  pointer-events: none;
}

.slate-editor-host .md-marker{
  display: none;
  color: var(--text-muted);
  font-family: var(--font-editor);
  font-size: inherit;
  font-style: normal;
  font-weight: 450;
  letter-spacing: 0;
  line-height: inherit;
  text-decoration: none;
  opacity: .72;
  white-space: pre-wrap;
}

.slate-editor-host .md-element.is-editing > .md-marker{ display: inline; }
.slate-editor-host .md-inline-element{ display: inline; }
.slate-editor-host .md-inline-element .md-marker{ user-select: text; }

.slate-editor-host .live-heading{
  min-height: 1em;
  outline: none;
}

.slate-editor-host .live-heading > .md-marker{
  margin-right: .12em;
}

.slate-editor-host .live-task-line, .slate-editor-host .live-list-line{
  min-height: 1.7em;
  position: relative;
}

.slate-editor-host .live-task-line{
  display: flex;
  align-items: baseline;
  gap: .5em;
  padding-left: .1em;
}

.slate-editor-host .live-task-line > .task-checkbox{
  flex: 0 0 auto;
  margin: 0;
}

.slate-editor-host .live-task-line.is-editing > .task-checkbox{ display: none; }
.slate-editor-host .live-task-line.is-editing{ gap: 0; }

.slate-editor-host .live-list-line{
  padding-left: 1.65em;
}

.slate-editor-host .live-list-line::before{
  content: attr(data-rendered-marker);
  position: absolute;
  left: .35em;
  color: var(--text);
}

.slate-editor-host .live-list-line.is-editing{
  padding-left: 0;
}

.slate-editor-host .live-list-line.is-editing::before{ display: none; }

.slate-editor-host .live-quote-line{
  min-height: 1.7em;
}

.slate-editor-host .live-quote-line.is-editing{
  border-left-color: transparent;
  background: transparent;
  padding-left: 0;
}

.slate-editor-host .live-inline-image{
  display: inline-flex;
  align-items: center;
  gap: .35em;
  vertical-align: middle;
}

.slate-editor-host .live-inline-image img{
  display: inline-block;
  max-height: 12em;
  margin: .2em;
  vertical-align: middle;
}

.slate-editor-host .live-image-figure{
  margin: .8em 0 1.1em;
}

.slate-editor-host .image-source-row{
  display: none;
  margin: 0 0 .45em;
}

.slate-editor-host .live-block.is-media-source-open .image-source-row{ display: block; }

.slate-editor-host .image-source-editor{
  display: block;
  width: 100%;
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel-muted);
  color: var(--text-muted);
  font-family: var(--font-editor);
  font-size: 13px;
  line-height: 1.55;
  white-space: pre-wrap;
  outline: none;
}

.slate-editor-host .image-source-editor:focus{
  border-color: color-mix(in srgb, var(--accent) 65%, var(--border));
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 14%, transparent);
}

.slate-editor-host .live-image-frame{
  position: relative;
  width: fit-content;
  max-width: 100%;
  margin: 0 auto;
}

.slate-editor-host .live-image-frame > img{
  display: block;
  max-width: 100%;
  max-height: 70vh;
  margin: 0 auto;
}

.slate-editor-host .image-source-toggle{
  position: absolute;
  z-index: 3;
  top: 9px;
  right: 9px;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--border-strong) 75%, transparent);
  border-radius: 7px;
  background: color-mix(in srgb, var(--panel) 88%, transparent);
  color: var(--text-muted);
  box-shadow: var(--shadow);
  cursor: pointer;
  opacity: 0;
  transition: opacity 120ms ease, color 120ms ease, background 120ms ease;
}

.slate-editor-host .image-source-toggle::before{
  content: "✎";
  font-size: 15px;
  line-height: 1;
}

.slate-editor-host .live-image-frame:hover .image-source-toggle, .slate-editor-host .live-block.is-media-source-open .image-source-toggle, .slate-editor-host .image-source-toggle:focus-visible{
  opacity: 1;
}

.slate-editor-host .image-source-toggle:hover{
  color: var(--accent-strong);
  background: var(--panel);
}

.slate-editor-host .live-block.is-media-source-open .image-source-toggle::before{ content: "✓"; }
.slate-editor-host .live-block.is-image-block.is-active{ background: transparent; }


/* Embedded video and tracked watch-completion tasks. */
.slate-editor-host .live-media-figure{
  position: relative;
}

.slate-editor-host .media-source-row{
  display: none;
  margin: 0 0 .45em;
}

.slate-editor-host .live-block.is-media-source-open .media-source-row{ display: block; }

.slate-editor-host .media-source-editor{
  display: block;
  width: 100%;
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel-muted);
  color: var(--text-muted);
  font-family: var(--font-editor);
  font-size: 13px;
  line-height: 1.55;
  white-space: pre-wrap;
  outline: none;
}

.slate-editor-host .media-source-editor:focus{
  border-color: color-mix(in srgb, var(--accent) 65%, var(--border));
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 14%, transparent);
}

.slate-editor-host .live-video-figure{
  margin: .9em 0 1.25em;
}

.slate-editor-host .live-video-frame{
  position: relative;
  width: min(100%, 960px);
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #000;
  box-shadow: var(--shadow);
}

.slate-editor-host .embedded-video{
  display: block;
  width: 100%;
  max-width: 100%;
  border: 0;
  background: #000;
}

.slate-editor-host .video-iframe{
  aspect-ratio: 16 / 9;
  min-height: 240px;
}

.slate-editor-host .youtube-player-host{
  display: grid;
  place-items: center;
  color: rgba(255, 255, 255, .78);
  font-family: var(--font-ui);
  font-size: .88em;
}

.slate-editor-host .html5-video{
  max-height: 72vh;
}

.slate-editor-host .video-source-toggle, .slate-editor-host .media-source-toggle{
  position: absolute;
  z-index: 4;
  top: 9px;
  right: 9px;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--border-strong) 75%, transparent);
  border-radius: 7px;
  background: color-mix(in srgb, var(--panel) 88%, transparent);
  color: var(--text-muted);
  box-shadow: var(--shadow);
  cursor: pointer;
  opacity: 0;
  transition: opacity 120ms ease, color 120ms ease, background 120ms ease;
}

.slate-editor-host .media-source-toggle::before{
  content: "✎";
  font-size: 15px;
  line-height: 1;
}

.slate-editor-host .live-media-frame:hover .media-source-toggle, .slate-editor-host .live-block.is-media-source-open .media-source-toggle, .slate-editor-host .media-source-toggle:focus-visible{
  opacity: 1;
}

.slate-editor-host .media-source-toggle:hover{
  color: var(--accent-strong);
  background: var(--panel);
}

.slate-editor-host .live-block.is-media-source-open .media-source-toggle::before{ content: "✓"; }

.slate-editor-host .video-completion-status{
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: .6em;
  width: min(100%, 960px);
  margin: 0 auto .5em;
  padding: .55em .7em;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel-muted);
}

.slate-editor-host .video-completion-checkbox{
  width: 1.05em;
  height: 1.05em;
  margin: 0;
  accent-color: var(--accent);
  opacity: 1;
}

.slate-editor-host .video-completion-label{
  min-width: 0;
  font-weight: 650;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.slate-editor-host .video-completion-note{
  color: var(--text-muted);
  font-size: .78em;
  white-space: nowrap;
}

.slate-editor-host .live-block.is-video-complete .video-completion-label{
  color: var(--text-muted);
  text-decoration: line-through;
}

.slate-editor-host .video-error{
  min-height: 120px;
  display: grid;
  place-items: center;
  margin: 0;
  border: 0;
  border-radius: 0;
}

.slate-editor-host .live-block.is-video-block.is-active, .slate-editor-host .live-block.is-image-block.is-active{
  background: transparent;
}

@media (max-width: 600px) {
  .slate-editor-host .video-iframe{ min-height: 180px; }
  .slate-editor-host .video-completion-status{
    grid-template-columns: auto minmax(0, 1fr);
  }
  .slate-editor-host .video-completion-note{
    grid-column: 2;
    white-space: normal;
  }
}


@media (max-width: 760px) {
  .slate-editor-host .workspace-body{ grid-template-columns: minmax(210px, 42vw) minmax(0, 1fr); }
}

@media (max-width: 520px) {
  .slate-editor-host .workspace-body{ position: relative; grid-template-columns: 42px minmax(0, 1fr); }
  .slate-editor-host .document-outline{
    position: absolute;
    z-index: 8;
    inset: 0 auto 0 0;
    width: min(84vw, 290px);
    box-shadow: var(--shadow);
  }
  .slate-editor-host .workspace-body.outline-closed .document-outline{ display: none; }
}


.slate-editor-host {
  display: block;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 320px;
  overflow: hidden;
}

.slate-editor-host[data-attachment-busy="true"] { cursor: progress; }
.slate-editor-host[data-attachment-busy="true"] .editor-grid { opacity: .78; }
.slate-editor-host .slate-fatal-error {
  max-width: 720px;
  margin: 8vh auto;
  padding: 24px;
  font-family: var(--font-ui);
}

/* Host-rendered outline (outlinePanel: false) wins at every width. */
@media (max-width: 760px) {
  .slate-editor-host .workspace-body.outline-external{ grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 520px) {
  .slate-editor-host .workspace-body.outline-external{ grid-template-columns: minmax(0, 1fr); }
  .slate-editor-host .workspace-body.outline-external > .document-outline{ display: none; }
}

/* Compare (another version shown inline in Source, e.g. a sync conflict). */
.slate-editor-host .editor-pane{ display: flex; flex-direction: column; }
.slate-editor-host .editor-pane > .markdown-editor{ flex: 1 1 auto; min-height: 0; height: auto; }
.slate-editor-host .compare-bar{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 7px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--panel-muted);
  color: var(--text);
  font: 13px/1.4 var(--font-ui);
}
.slate-editor-host .compare-bar[hidden]{ display: none; }
.slate-editor-host .compare-legend{ display: inline-flex; gap: 12px; flex-wrap: wrap; }
.slate-editor-host .compare-key{ display: inline-flex; align-items: center; gap: 6px; }
.slate-editor-host .compare-key::before{ content: ""; width: 10px; height: 10px; border-radius: 3px; }
.slate-editor-host .compare-key-other::before{ background: #e5534b; }
.slate-editor-host .compare-key-this::before{ background: #2ea043; }
.slate-editor-host .compare-summary{ color: var(--text-muted); }
.slate-editor-host .compare-bar.compare-resolved .compare-summary{ color: var(--text); font-weight: 600; }
.slate-editor-host .compare-actions{ display: inline-flex; gap: 8px; margin-left: auto; }
.slate-editor-host .compare-button{
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  background: var(--panel);
  color: var(--text);
  font: 12px/1.3 var(--font-ui);
  padding: 4px 10px;
  cursor: pointer;
}
.slate-editor-host .compare-button:hover:not(:disabled){ background: var(--panel-hover); }
.slate-editor-host .compare-button:disabled{ opacity: 0.55; cursor: default; }
.slate-editor-host .compare-done{ background: var(--accent); border-color: var(--accent); color: #fff; }
.slate-editor-host .compare-done:hover:not(:disabled){ background: var(--accent-strong); }
.slate-editor-host .compare-chunk-button{ font: 12px/1.3 var(--font-ui); padding: 3px 9px; }
.slate-editor-host .compare-chunk-button:hover{ filter: brightness(1.1); }

/* Show Changes: another version's differences, read only, in place of the document. Preview
   draws them rendered (removed words struck through in red, added words green); Edit and Source
   show the Markdown in the merge view. */
.slate-editor-host .editor-app[data-showing-changes="true"] .editor-grid > .preview-pane,
.slate-editor-host .editor-app[data-showing-changes="true"] .editor-grid > .editor-pane,
.slate-editor-host .editor-app[data-showing-changes="true"] .format-controls{ display: none !important; }
.slate-editor-host .changes-pane{ display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.slate-editor-host .changes-pane[hidden]{ display: none; }
.slate-editor-host .changes-pane > .changes-preview,
.slate-editor-host .changes-pane > .changes-source{ flex: 1 1 auto; min-height: 0; height: auto; }
.slate-editor-host .changes-pane[data-form="preview"] > .changes-source,
.slate-editor-host .changes-pane[data-form="source"] > .changes-preview{ display: none; }
.slate-editor-host .changes-title{ font-weight: 600; }
.slate-editor-host .view-switcher[hidden]{ display: none; }
.slate-editor-host .format-toolbar .changes-toggle{
  height: 33px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel-muted);
  font-weight: 650;
}
.slate-editor-host .format-toolbar .changes-toggle[hidden]{ display: none; }
.slate-editor-host .format-toolbar .changes-toggle.active{
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-strong);
}
.slate-editor-host .format-toolbar .changes-toggle:disabled{ opacity: .6; cursor: progress; }
.slate-editor-host .changes-bar .compare-button[aria-label]{ min-width: 30px; }
.slate-editor-host{
  --diff-added: #2ea043;
  --diff-removed: #e5534b;
  --diff-added-soft: color-mix(in srgb, var(--diff-added) 13%, transparent);
  --diff-removed-soft: color-mix(in srgb, var(--diff-removed) 12%, transparent);
  --diff-added-text: color-mix(in srgb, var(--diff-added) 30%, transparent);
  --diff-removed-text: color-mix(in srgb, var(--diff-removed) 22%, transparent);
}
.slate-editor-host[data-theme="paper"]{ --diff-added: #1f7a3c; --diff-removed: #b42d24; }
.slate-editor-host .changes-preview .live-block.slate-diff-added,
.slate-editor-host .changes-preview .live-block.slate-diff-removed,
.slate-editor-host .changes-preview .live-block.slate-diff-changed{
  margin-left: -14px;
  padding-left: 11px;
  border-left: 3px solid var(--diff-added);
  border-radius: 0 5px 5px 0;
}
.slate-editor-host .changes-preview .live-block.slate-diff-added{ background: var(--diff-added-soft); }
.slate-editor-host .changes-preview .live-block.slate-diff-removed{
  border-left-color: var(--diff-removed);
  background: var(--diff-removed-soft);
  color: var(--text-muted);
}
.slate-editor-host .changes-preview .live-block.slate-diff-removed :is(p, h1, h2, h3, h4, h5, h6, .live-line-content, td, th, pre, a){
  text-decoration: line-through;
  text-decoration-color: var(--diff-removed);
}
.slate-editor-host .changes-preview .live-block.slate-diff-removed img,
.slate-editor-host .changes-preview .live-block.slate-diff-removed .slate-diagram,
.slate-editor-host .changes-preview .live-block.slate-diff-removed .live-media-frame{ opacity: .5; }
.slate-editor-host .changes-preview .live-block.slate-diff-changed{ border-left-color: #d4a72c; }
.slate-editor-host .changes-preview ins.slate-diff-ins{
  text-decoration: none;
  background: var(--diff-added-text);
  border-radius: 3px;
  box-shadow: 0 0 0 1px var(--diff-added-text);
}
.slate-editor-host .changes-preview del.slate-diff-del{
  color: var(--text-muted);
  background: var(--diff-removed-text);
  border-radius: 3px;
  box-shadow: 0 0 0 1px var(--diff-removed-text);
  text-decoration: line-through;
  text-decoration-color: var(--diff-removed);
}
.slate-editor-host .changes-preview del.slate-diff-del + ins.slate-diff-ins{ margin-left: 2px; }

/* Fill mode: a form template drawn with real inputs for its fields, in place of the document. */
.slate-editor-host .editor-app[data-filling="true"] .editor-grid > .preview-pane,
.slate-editor-host .editor-app[data-filling="true"] .editor-grid > .editor-pane,
.slate-editor-host .editor-app[data-filling="true"] .editor-grid > .changes-pane,
.slate-editor-host .editor-app[data-filling="true"] .format-controls,
.slate-editor-host .editor-app[data-filling="true"]:not([data-fill-in-preview="true"]) .view-switcher,
.slate-editor-host .editor-app[data-filling="true"] .changes-toggle{ display: none !important; }
.slate-editor-host .fill-pane{ display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.slate-editor-host .fill-pane[hidden]{ display: none; }
.slate-editor-host .fill-pane > .fill-form{ display: block; flex: 1 1 auto; min-height: 0; height: auto; }
.slate-editor-host .fill-status[data-kind="error"]{ color: var(--danger); font-weight: 600; }
.slate-editor-host .fill-status[data-kind="done"]{ color: var(--complete); font-weight: 600; }
.slate-editor-host .form-field{ display: inline-flex; flex-direction: column; vertical-align: top; gap: 3px; max-width: 100%; }
.slate-editor-host .form-field-textarea,
.slate-editor-host .form-field-choice{ display: flex; margin: 6px 0; }
.slate-editor-host .form-control{
  font: inherit;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 4px 8px;
  max-width: 100%;
  box-sizing: border-box;
}
.slate-editor-host textarea.form-control{ width: 100%; resize: vertical; line-height: 1.5; }
.slate-editor-host .form-control:focus,
.slate-editor-host .form-option input:focus-visible{ outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.slate-editor-host .form-options{ display: inline-flex; flex-wrap: wrap; gap: 4px 16px; }
.slate-editor-host .form-field-choice .form-options{ flex-direction: column; }
.slate-editor-host .form-option{ display: inline-flex; align-items: center; gap: 7px; cursor: pointer; }
.slate-editor-host .form-option input{ accent-color: var(--accent); width: 16px; height: 16px; margin: 0; }
.slate-editor-host .form-sign{ padding: 6px 10px; border: 1px dashed var(--border-strong); border-radius: 6px; }
.slate-editor-host .form-field.has-error .form-control,
.slate-editor-host .form-field.has-error .form-sign{ border-color: var(--danger); }
.slate-editor-host .form-error{ color: var(--danger); font: 12px/1.35 var(--font-ui); }
.slate-editor-host .form-error[hidden]{ display: none; }
.slate-editor-host .form-read-only .form-control,
.slate-editor-host .form-read-only .form-option,
.slate-editor-host .form-read-only .form-sign{ opacity: .6; cursor: default; }
.slate-editor-host .form-hint{
  color: var(--text-muted);
  font-style: italic;
  white-space: pre-wrap;
}
.slate-editor-host .form-hint-block{
  display: block;
  font-style: normal;
  padding: 8px 12px;
  border-left: 3px solid var(--accent);
  background: var(--accent-soft);
  border-radius: 0 6px 6px 0;
}
@media print{
  .slate-editor-host .changes-bar{ display: none; }
  /* Preview groups its blocks by heading while printing (slate.js): a group that won't fit on
     what is left of the page starts on the next one, and headings stay with what follows. */
  .slate-editor-host .slate-print-section{ break-inside: avoid; }
  .slate-editor-host .preview-pane :is(h1, h2, h3, h4, h5, h6),
  .slate-editor-host .preview-pane .live-block:has(> :is(h1, h2, h3, h4, h5, h6)),
  .slate-editor-host .preview-pane .live-block:has(> :is(h1, h2, h3, h4, h5, h6)) + .live-block.is-empty{ break-after: avoid; }
  .slate-editor-host .preview-pane :is(tr, pre, blockquote, img){ break-inside: avoid; }
  .slate-editor-host .preview-pane .slate-print-hidden{ display: none; }
  /* The page's margins are the document's margins. */
  .slate-editor-host .preview-pane{ padding-top: 0; padding-bottom: 0; }
}

/* Diagrams (```mermaid), drawn by mermaid/mermaid.js once a document has one. */
.slate-editor-host .slate-diagram{
  position: relative; margin: 1em 0; padding: 12px; overflow-x: auto;
  border: 1px solid var(--border); border-radius: 8px; background: var(--panel);
}
.slate-editor-host .slate-diagram-canvas{ display: flex; justify-content: center; }
.slate-editor-host .slate-diagram-canvas > svg{ max-width: 100%; height: auto; }
.slate-editor-host .slate-diagram-pending{
  margin: 0; width: 100%; white-space: pre-wrap; color: var(--text-muted);
  font: 13px/1.6 var(--font-editor); background: none; border: 0;
}
.slate-editor-host .slate-diagram.has-error .slate-diagram-canvas{ flex-direction: column; gap: 8px; }
.slate-editor-host .slate-diagram-error{
  white-space: pre-wrap; color: var(--danger, #b42318); font: 13px/1.5 var(--font-ui);
}
.slate-editor-host .slate-diagram:hover .media-source-toggle{ opacity: 1; }
.slate-editor-host .cm-slate-diagram{ cursor: pointer; }
@media print{
  .slate-editor-host .slate-diagram{ overflow: visible; break-inside: avoid; }
  /* A diagram taller than the page is scaled down to fit one page, not split. */
  .slate-editor-host .slate-diagram-canvas > svg{ max-height: 85vh; }
  .slate-editor-host .slate-diagram .media-source-toggle{ display: none; }
}