:root {
  color-scheme: light;
  --bg: #ffffff; --paper: #ffffff; --text: #292d2b; --secondary: #747b77;
  --line: #e8ebe9; --wash: #f5f7f5; --sidebar: #f7f8f7; --accent: #4c7656;
  --soft: #eaf1eb; --danger: #b0443c; --card: #ffffff; --focus: #6c9875;
  --sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --sidebar-width: 240px; --appbar-height: 52px; --nav-offset: 0px;
  font-family: var(--sans); font-size: 14px;
}
:root[data-theme=dark] {
  color-scheme: dark; --bg: #191b1a; --paper: #191b1a; --text: #e7eae8;
  --secondary: #9aa39d; --line: #303531; --wash: #242824; --sidebar: #202320;
  --accent: #a2c4a9; --soft: #2a382e; --danger: #ed998c; --card: #282d29; --focus: #97bfa0;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.6; min-width: 320px; }
body.sidebar-open { --nav-offset: var(--sidebar-width); }
button, input, textarea, select { font: inherit; color: inherit; }
button, select { touch-action: manipulation; }
button { border: 0; background: none; cursor: pointer; }
button:disabled { opacity: .35; cursor: default; }
a { color: inherit; }
textarea, input[type=text] { border: 0; background: transparent; outline: 0; border-radius: 4px; }
textarea { resize: none; width: 100%; display: block; overflow: hidden; line-height: 1.65; }
input[type=text] { width: 100%; min-width: 0; }
.block-type-heading>input { width: 100%; font-size: 24px; font-weight: 600; line-height: 1.4; text-overflow: ellipsis; background: transparent; outline: 0; border-radius: 0; }
@media (max-width: 760px) { .block-type-heading>input { padding-right: 34px; } }
textarea:hover, input[type=text]:hover { background: var(--wash); }
textarea:focus, input[type=text]:focus { background: var(--wash); }
button:focus-visible, summary:focus-visible, select:focus-visible, input:focus-visible, textarea:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
input::placeholder, textarea::placeholder { color: var(--secondary); opacity: .8; }
select { border: 1px solid var(--line); border-radius: 5px; background: var(--paper); padding: 5px 8px; max-width: 100%; }
.ui-icon { flex-shrink: 0; vertical-align: middle; }
.icon-button { display: inline-flex; align-items: center; justify-content: center; min-width: 30px; min-height: 30px; border-radius: 5px; padding: 5px; color: var(--secondary); }
.icon-button:hover { background: var(--wash); color: var(--text); }
.app-header { position: fixed; z-index: 5; top: 0; left: var(--nav-offset); right: 0; height: var(--appbar-height); padding: 0 18px; display: flex; align-items: center; justify-content: space-between; gap: 16px; background: var(--paper); border-bottom: 1px solid var(--line); }
.header-left, .header-right, .history-controls { display: flex; align-items: center; gap: 8px; min-width: 0; }
.header-left { flex: 1; }
.header-right { flex-shrink: 0; }
.page-width { gap: 6px; min-width: 76px; font-size: 11px; }
.page-width[aria-pressed=true] { background: var(--soft); color: var(--accent); }
.app-breadcrumb, .breadcrumb-divider { font-size: 12px; color: var(--secondary); }
.page-switcher { min-width: 0; max-width: 360px; text-align: left; font-size: 13px; border-radius: 5px; padding: 4px 7px; }
.page-switcher:hover { background: var(--wash); }
#app-page-title { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.save-status { font-size: 11px; color: var(--secondary); display: flex; align-items: center; gap: 6px; margin-right: 5px; white-space: nowrap; }
.status-dot { height: 5px; width: 5px; background: var(--accent); border-radius: 50%; }
.page-menu { position: relative; }
.page-menu summary { list-style: none; cursor: pointer; }
.page-menu summary::-webkit-details-marker { display: none; }
.page-menu-panel { position: absolute; right: 0; top: 36px; width: 230px; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); padding: 5px; box-shadow: 0 8px 30px #00000014; }
.action-item { width: 100%; min-height: 36px; padding: 7px 10px; display: flex; align-items: center; gap: 10px; font-size: 13px; text-align: left; border-radius: 5px; cursor: pointer; }
.action-item:hover { background: var(--wash); }
.action-item .ui-icon { color: var(--secondary); width: 16px; height: 16px; }
.action-item input[type=checkbox] { margin-left: auto; accent-color: var(--accent); }
.menu-separator { border-top: 1px solid var(--line); margin: 5px; }
dialog.sidebar { position: fixed; inset: 0 auto 0 0; margin: 0; width: var(--sidebar-width); max-width: none; height: 100dvh; max-height: none; padding: 0; border: 0; border-right: 1px solid var(--line); border-radius: 0; background: var(--sidebar); box-shadow: none; z-index: 6; overflow: hidden; }
dialog.sidebar[open] { display: flex; flex-direction: column; }
.sidebar-brand { display: flex; align-items: center; gap: 9px; height: var(--appbar-height); padding: 0 15px; flex-shrink: 0; }
.sidebar-brand strong { font-size: 17px; font-weight: 650; letter-spacing: -.5px; }
.brand-icon { color: var(--accent); display: flex; }
.sidebar-brand .icon-button { margin-left: auto; }
.sidebar-shortcuts { padding: 10px 9px 20px; }
.sidebar-shortcut { display: flex; align-items: center; gap: 9px; width: 100%; min-height: 35px; padding: 7px 10px; border-radius: 5px; text-align: left; color: var(--secondary); font-size: 12px; }
.sidebar-shortcut:hover { background: var(--line); color: var(--text); }
.sidebar-shortcut .ui-icon { width: 16px; height: 16px; }
.key-hint { margin-left: auto; font-size: 10px; color: var(--secondary); }
.sidebar-section { display: flex; justify-content: space-between; font-size: 11px; color: var(--secondary); padding: 0 18px 8px; }
#page-count { font-size: 10px; }
.sidebar-pages { min-height: 0; overflow-y: auto; flex: 1; padding: 0 9px 15px; scrollbar-width: thin; }
.sidebar-page { display: flex; align-items: center; gap: 0; border-radius: 5px; }
.sidebar-page { padding-left: calc(var(--page-depth,0) * 12px); }
.page-drag-handle { min-width: 18px; width: 18px; min-height: 26px; padding: 2px; opacity: 0; cursor: grab; }
.page-drag-handle .ui-icon { width: 12px; height: 12px; }
.sidebar-page:hover>.page-drag-handle, .page-drag-handle:focus-visible { opacity: 1; }
.page-dragging .page-drag-handle { cursor: grabbing; }
.sidebar-page[data-page-drop=before] { box-shadow: 0 -2px var(--accent); }
.sidebar-page[data-page-drop=after] { box-shadow: 0 2px var(--accent); }
.sidebar-page[data-page-drop=inside] { background: var(--soft); outline: 2px solid var(--accent); outline-offset: -2px; }
.sidebar-pages[data-page-drop-root=true] { box-shadow: inset 0 -2px var(--accent); }
@media (hover: none) { .page-drag-handle { display: none; } }
.page-tree-toggle { min-width: 19px; width: 19px; min-height: 26px; padding: 2px; }
.page-tree-toggle .ui-icon { width: 12px; height: 12px; }
.page-ancestors { display: flex; align-items: center; max-width: 45%; overflow-x: auto; scrollbar-width: none; flex-shrink: 1; }
.ancestor-segment { display: flex; align-items: center; gap: 8px; flex-shrink: 0; font-size: 12px; color: var(--secondary); }
.ancestor-segment a { max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; padding: 4px; border-radius: 4px; }
.ancestor-segment a:hover { background: var(--wash); }
.sidebar-page-select,.palette-pick,.ancestor-segment a { color: inherit; text-decoration: none; }
.palette-page-path { display: block; font-size: 10px; color: var(--secondary); margin-top: 2px; }
.palette-parent { display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--secondary); border-top: 1px solid var(--line); padding: 12px 0 0; }
.palette-parent select { flex: 1; min-width: 0; }
#page-parent-target { min-width: 0; max-width: 100%; }
.sidebar-page:has([aria-current=page]) { background: var(--soft); }
.sidebar-page:hover { background: var(--line); }
.sidebar-page-select { display: flex; align-items: center; gap: 9px; flex: 1; min-width: 0; text-align: left; padding: 7px 9px; font-size: 12px; border-radius: 5px; }
.sidebar-page-select .ui-icon { width: 15px; height: 15px; color: var(--secondary); }
.sidebar-page-select[aria-current=page] { color: var(--accent); font-weight: 550; }
.sidebar-page-select[aria-current=page] .ui-icon { color: var(--accent); }
.sidebar-page-select span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sidebar-page-more { width: 27px; min-width: 27px; opacity: 0; margin-right: 3px; }
.sidebar-page:hover .sidebar-page-more, .sidebar-page:focus-within .sidebar-page-more { opacity: 1; }
.sidebar-footer { border-top: 1px solid var(--line); padding: 9px; flex-shrink: 0; }
#workspace { margin-left: var(--nav-offset); padding-top: var(--appbar-height); min-height: 100dvh; }
.paper { width: 100%; max-width: 900px; margin: 0 auto; padding: 50px 50px 100px; min-height: calc(100dvh - var(--appbar-height)); }
body[data-content-width=wide] .paper { max-width: none; }
.page-heading { margin-bottom: 30px; }
.page-title { font-size: 36px; font-weight: 650; letter-spacing: -1px; line-height: 1.25; padding: 2px 0; }
.page-subtitle { font-size: 13px; color: var(--secondary); margin-top: 8px; padding: 0; }
.block-list { display: flex; flex-direction: column; gap: 2px; }
.block { position: relative; margin: 4px 0 12px; min-width: 0; }
.block-controls { position: absolute; left: -34px; top: 0; display: flex; flex-direction: column; gap: 1px; z-index: 2; opacity: 0; }
.block:hover>.block-controls, .block:focus-within>.block-controls { opacity: 1; }
.block-controls .icon-button { min-width: 27px; min-height: 26px; padding: 4px; }
.block-controls .ui-icon { width: 16px; height: 16px; }
.block-drag { cursor: grab; }
.table-toolbar { position: relative; display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; max-width: 100%; font-size: 11px; margin: 6px 0 10px; }
.table-options { margin-left: auto; }
.table-options summary { display: flex; align-items: center; gap: 5px; padding: 5px 7px; border-radius: 4px; color: var(--secondary); cursor: pointer; list-style: none; }
.table-options summary::-webkit-details-marker { display: none; }
.table-options summary:hover, .table-options[open] summary { background: var(--wash); color: var(--text); }
.table-options summary .ui-icon { width: 14px; height: 14px; }
.table-options-panel { position: absolute; right: 0; top: calc(100% + 4px); z-index: 6; width: 260px; max-width: 100%; padding: 16px; display: flex; flex-direction: column; gap: 14px; font-size: 13px; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); box-shadow: 0 4px 16px #0001; }
.table-options-panel label { display: flex; align-items: center; gap: 8px; }
.table-options-panel input { accent-color: var(--accent); }
.table-options-panel select { margin-left: auto; background: var(--paper); border: 1px solid var(--line); border-radius: 4px; padding: 4px 8px; }
.table-scroll { width: fit-content; max-width: 100%; max-height: 440px; overflow: auto; overscroll-behavior: contain; border: 1px solid var(--line); border-radius: 3px; margin-bottom: 6px; }
.data-table { --table-divider: color-mix(in srgb, var(--secondary) 45%, var(--paper)); border-spacing: 0; table-layout: fixed; width: calc(var(--table-column-count) * 160px + 32px); font-size: 13px; }
.data-table th, .data-table td { position: relative; width: 160px; min-width: 160px; max-width: 160px; padding: 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--paper); vertical-align: top; text-align: left; }
.data-table .table-cell { width: 100%; min-width: 0; min-height: 44px; padding: 11px 12px; border-radius: 0; overflow-wrap: anywhere; }
.table-cell-editor { min-width: 0; }
.data-table .table-cell { font-size: 13px; line-height: 1.55; }
.data-table .table-cell p { margin-bottom: 5px; }
.data-table .table-cell ul, .data-table .table-cell ol { padding-left: 18px; margin: 4px 0; }
.table-cell-toolbar { display: flex; flex-wrap: wrap; gap: 2px; flex-basis: 100%; border-top: 1px solid var(--line); padding-top: 4px; }
.table-cell-toolbar .markdown-tool { min-width: 28px; min-height: 28px; }
.data-table .table-top-cell .table-cell { padding-right: 32px; }
.data-table .table-row-tools { width: 32px; min-width: 32px; max-width: 32px; text-align: center; border-right: 0; }
.data-table .table-column-action { position: absolute; right: 3px; top: 7px; }
.data-table .table-column-action, .data-table .table-row-tools button { min-width: 24px; min-height: 28px; padding: 2px; opacity: 0; color: var(--secondary); }
.data-table th:hover>.table-column-action, .data-table td:hover>.table-column-action, .data-table th:focus-within>.table-column-action, .data-table td:focus-within>.table-column-action, .data-table tr:hover>.table-row-tools button, .data-table tr:focus-within>.table-row-tools button, .data-table button:focus-visible { opacity: 1; }
.data-table .table-header th, .data-table .table-header-tool { background: var(--wash); }
.data-table .table-pinned { position: sticky; z-index: 1; }
.data-table .table-pinned-edge::after { content: ''; position: absolute; top: 0; bottom: 0; right: -1px; width: 1px; background: var(--table-divider); pointer-events: none; }
.table-scroll[data-scrolled-x=true] .table-pinned-edge::after { box-shadow: 2px 0 4px #0002; }
.table-scroll[data-scrolled-y=true] .table-header-pinned th, .table-scroll[data-scrolled-y=true] .table-header-tool { box-shadow: 0 1px 0 var(--table-divider), 0 3px 4px #0001; }
.data-table .table-header-pinned th, .data-table .table-header-tool { position: sticky; top: 0; z-index: 2; }
.data-table .table-header-pinned .table-pinned { z-index: 3; }
@media (hover: none) { .data-table .table-column-action, .data-table .table-row-tools button { opacity: 1; } }
.block-type-heading textarea { font-size: 24px; font-weight: 600; line-height: 1.4; }
.block-type-text textarea { font-size: 14px; line-height: 1.8; min-height: 25px; }
.block-type-text>textarea, .block-type-heading>textarea { background: transparent; outline: 0; border-radius: 0; }
.slash-menu { position:fixed; z-index:30; overflow:auto; overscroll-behavior:contain; padding:6px; background:var(--paper); color:var(--text); border:1px solid var(--line); border-radius:8px; box-shadow:0 8px 28px #0003; }
.slash-option { display:flex; align-items:center; gap:12px; padding:8px 10px; border-radius:5px; cursor:pointer; }
.slash-option:hover, .slash-option[aria-selected=true] { background:var(--soft); }
.slash-option strong, .slash-option small { display:block; }
.slash-option small, .slash-help { color:var(--secondary); font-size:11px; }
.slash-help { display:block; padding:8px 10px 4px; }
.slash-menu > p { padding:8px 10px; margin:0; }

.text-editor { min-width: 0; position: relative; }
.markdown-toolbar { position: absolute; left: 0; bottom: 100%; display: flex; flex-wrap: wrap; max-width: 100%; gap: 3px; padding: 3px; border: 1px solid var(--line); border-radius: 5px; background: var(--paper); z-index: 3; visibility: hidden; opacity: 0; pointer-events: none; transition: opacity .12s ease; }
.text-editor:hover>.markdown-toolbar, .markdown-toolbar:focus-within, .markdown-toolbar[data-keyboard-open=true] { visibility: visible; opacity: 1; pointer-events: auto; }
.markdown-tool { min-width: 28px; min-height: 28px; padding: 2px 6px; border-radius: 4px; font-size: 11px; color: var(--secondary); }
.markdown-tool:hover, .markdown-tool[aria-pressed=true] { background: var(--soft); color: var(--accent); }
.markdown-editor { min-height: 28px; outline: none; font-size: 14px; line-height: 1.8; overflow-wrap: anywhere; white-space: pre-wrap; }
.markdown-editor:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; border-radius: 4px; }
.markdown-editor p { margin: 0 0 8px; }
.markdown-editor>:last-child { margin-bottom: 0; }
.text-editor[data-empty=true] .markdown-editor>p:first-child::before { content: 'Write something…'; color: var(--secondary); pointer-events: none; float: left; height: 0; }
.markdown-editor h1, .markdown-editor h2, .markdown-editor h3 { line-height: 1.4; margin: 14px 0 8px; }
.markdown-editor h1 { font-size: 28px; }
.markdown-editor h2 { font-size: 23px; }
.markdown-editor h3 { font-size: 18px; }
.markdown-editor ul, .markdown-editor ol { padding-left: 24px; margin: 8px 0; }
.markdown-editor li p { margin: 0; }
.markdown-editor blockquote { margin: 8px 0; border-left: 3px solid var(--line); padding-left: 14px; color: var(--secondary); }
.markdown-editor code { background: var(--wash); border-radius: 3px; padding: 2px 4px; font-size: 12px; }
.markdown-editor pre { margin: 8px 0; padding: 12px; background: var(--wash); border: 1px solid var(--line); border-radius: 5px; overflow-x: auto; white-space: pre; }
.markdown-editor pre code { padding: 0; }
.markdown-editor a { color: var(--accent); text-decoration: underline; }
.markdown-editor hr { border: 0; border-top: 1px solid var(--line); margin: 14px 0; }
.block-title { font-size: 13px; font-weight: 600; padding: 4px 0; }
.block-heading { display: flex; align-items: center; gap: 8px; margin-bottom: 7px; }
.block-heading .block-title { flex: 1; }
.type-glyph { color: var(--secondary); width: 16px; height: 16px; }
.check-row { display: flex; align-items: center; gap: 10px; min-height: 35px; }
.checklist-item>.checklist-items { margin-left: 24px; }
.check-row .row-controls { flex-shrink: 0; }
.check-row input[type=checkbox] { accent-color: var(--accent); width: 16px; height: 16px; margin: 0; cursor: pointer; flex-shrink: 0; }
.checklist-content { flex: 1; min-width: 0; }
.checklist-completed-time { display: block; margin: -2px 0 5px; font-size: 10px; line-height: 1.5; color: var(--secondary); }
.check-row:has(.checklist-completed-time) { align-items: flex-start; }
.check-row:has(.checklist-completed-time) input[type=checkbox] { margin-top: 9px; }
.checklist-text-editor { flex: 1; }
.checklist-text-editor .markdown-editor { font-size: 13px; padding: 5px 0; }
.checklist-text-editor[data-empty=true] .markdown-editor>p:first-child::before { content: 'A little thing to do'; position: absolute; top: 5px; left: 0; right: 0; height: auto; float: none; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.check-row.done .markdown-editor { text-decoration: line-through; color: var(--secondary); }
.row-controls { display: flex; gap: 0; opacity: 0; align-items: center; margin-left: auto; }
.check-row:hover .row-controls, .check-row:focus-within .row-controls, .accordion-head:hover .row-controls, .accordion-head:focus-within .row-controls, .kanban-column:hover>.column-header .row-controls, .kanban-column:focus-within>.column-header .row-controls, .kanban-card:hover .row-controls, .kanban-card:focus-within .row-controls { opacity: 1; }
.row-controls .icon-button { min-width: 23px; min-height: 25px; padding: 3px; }
.row-controls .ui-icon { width: 14px; height: 14px; }
.delete:hover, .danger { color: var(--danger); }
.add-inline { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--secondary); padding: 6px 0; }
.add-inline:hover, .add-block-button:hover { color: var(--accent); }
.checklist-progress { margin-left: auto; font-size: 11px; color: var(--secondary); white-space: nowrap; padding-left: 10px; }
.tab-group { border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.tabs-layout.horizontal { display: flex; flex-direction: column; }
.tabs-layout.vertical { display: grid; grid-template-columns: 144px minmax(0,1fr); }
.tablist { display: flex; align-items: center; gap: 2px; flex-wrap: wrap; padding: 6px; border-bottom: 1px solid var(--line); background: var(--wash); }
.vertical>.tablist { flex-direction: column; align-items: stretch; border-bottom: 0; border-right: 1px solid var(--line); padding: 8px 6px; }
.tab-button { font-size: 12px; padding: 6px 10px; border-radius: 4px; color: var(--secondary); text-align: left; overflow-wrap: anywhere; }
.tab-button[aria-selected=true] { background: var(--paper); color: var(--text); box-shadow: 0 1px 2px #00000009; }
.tab-plus { font-size: 18px; min-width: 28px; padding: 2px 8px; }
.tab-panel { padding: 16px 30px 10px; min-width: 0; min-height: 120px; }
.tab-panel .block-controls { left: -27px; }
.tab-panel .block-controls .icon-button { min-width: 23px; }
.tab-editbar { display: flex; align-items: center; gap: 6px; border-bottom: 1px solid var(--line); padding-bottom: 6px; margin-bottom: 10px; }
.tab-header { display: flex; position: relative; min-width: 0; align-items: center; }
.tab-header > .tab-button { flex: 1; }
.tab-rename { font-size: 11px; min-width: 22px; padding: 3px; opacity: 0; }
.tab-header:hover > .tab-rename, .tab-header:focus-within > .tab-rename { opacity: 1; }
.tab-title-input { font-size: 12px; padding: 6px 10px; max-width: 100%; }
.tab-header > [hidden] { display: none; }
.tab-panel .tabs-layout.vertical { grid-template-columns: 104px minmax(0,1fr); }
.toggle-head, .accordion-head { display: flex; align-items: center; gap: 7px; }
.toggle-arrow { min-width: 25px; min-height: 28px; padding: 3px; color: var(--secondary); display: flex; align-items: center; }
.toggle-arrow .ui-icon { width: 15px; height: 15px; }
.toggle-content { padding: 3px 0 5px 30px; border-left: 1px solid var(--line); margin: 7px 0 0 12px; }
.toggle-content>.block-list>.block>.block-controls { left: -28px; }
.accordion { border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.accordion-item+.accordion-item { border-top: 1px solid var(--line); }
.accordion-head { padding: 6px 10px; background: var(--wash); }
.accordion-content { padding: 12px 30px; }
.reminder-box { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 6px; border: 1px solid var(--line); background: var(--soft); flex-wrap: wrap; }
.reminder-icon { color: var(--accent); font-size: 22px; }
.reminder-body { flex: 1; min-width: 150px; }
.reminder-body .block-title { padding: 0; }
.reminder-date { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 5px; font-size: 11px; color: var(--secondary); }
.reminder-date input { border: 0; background: transparent; max-width: 100%; font-size: 12px; }
.reminder-status { font-size: 10px; border: 1px solid var(--line); padding: 2px 6px; border-radius: 4px; white-space: nowrap; }
.reminder-enable { font-size: 12px; display: flex; gap: 5px; align-items: center; color: var(--secondary); }
.reminder-enable input { accent-color: var(--accent); }
.reminder-note { font-size: 11px; color: var(--secondary); margin: 5px 0; }
.kanban-board { display: flex; gap: 10px; overflow-x: auto; padding: 2px 0 8px; align-items: flex-start; scrollbar-width: thin; }
.kanban-column { flex: 1 0 220px; min-width: 220px; max-width: 340px; background: var(--wash); border: 1px solid var(--line); border-radius: 6px; padding: 10px; }
.column-header { display: flex; align-items: center; gap: 5px; margin-bottom: 10px; }
.column-dot { height: 6px; width: 6px; border-radius: 50%; background: var(--secondary); flex-shrink: 0; }
.kanban-column:nth-child(3n+2) .column-dot { background: #bd9e67; }
.kanban-column:nth-child(3n+3) .column-dot { background: #7d9e84; }
.column-title { font-size: 12px; font-weight: 600; padding: 2px; flex: 1; }
.card-count { font-size: 10px; color: var(--secondary); }
.cards { min-height: 25px; display: flex; flex-direction: column; gap: 8px; }
.kanban-card { border: 1px solid var(--line); background: var(--card); padding: 10px; border-radius: 5px; }
.card-title { font-size: 13px; line-height: 1.5; min-height: 20px; }
.card-description { font-size: 12px; color: var(--secondary); margin-top: 5px; min-height: 17px; }
.card-tools { display: flex; justify-content: space-between; gap: 3px; margin-top: 5px; align-items: center; }
.card-move { font-size: 10px; max-width: 120px; padding: 2px 3px; border: 0; background: transparent; color: var(--secondary); }
.add-block-button { padding: 10px 0; display: flex; align-items: center; gap: 8px; color: var(--secondary); font-size: 12px; }
.add-block-button:before { content: '+'; font-size: 18px; }
.block-list:not([data-container=page])>.add-block-button { font-size: 11px; padding: 3px 0 6px; }
.block-type-divider hr { border: 0; border-top: 1px solid var(--line); margin: 12px 0; }
.drop-slot { height: 4px; }
.insert-slot { height: auto; }
.block-insert-button { display: flex; align-items: center; gap: 6px; width: 100%; min-height: 28px; padding: 2px 0; color: var(--secondary); font-size: 11px; text-align: left; opacity: 0; transition: opacity .12s ease; }
.insert-slot:hover>.block-insert-button, .insert-slot:focus-within>.block-insert-button { opacity: 1; }
.block-insert-button .ui-icon { width: 14px; height: 14px; }
.block-insert-button::after { content: ''; flex: 1; height: 1px; background: var(--line); }
.block-insert-button:hover, .block-insert-button:focus-visible { color: var(--accent); }
.block-insert-button:hover::after, .block-insert-button:focus-visible::after { background: var(--accent); }
.dragging-block .drop-slot { height: 12px; border: 1px dashed var(--line); border-radius: 3px; }
.dragging-block .block-insert-button { visibility: hidden; }
.drop-active { outline: 2px dashed var(--focus); outline-offset: 2px; }
.tab-button[draggable] { position: relative; cursor: grab; }
.tab-button.dragging { cursor: grabbing; }
.tab-drop-before::before, .tab-drop-after::after { content: ''; position: absolute; background: var(--focus); pointer-events: none; z-index: 1; }
.tabs-layout.horizontal > .tablist > .tab-drop-before::before, .tabs-layout.horizontal > .tablist > .tab-drop-after::after { top: 0; bottom: 0; width: 3px; }
.tabs-layout.horizontal > .tablist > .tab-drop-before::before { left: 0; }
.tabs-layout.horizontal > .tablist > .tab-drop-after::after { right: 0; }
.tabs-layout.vertical > .tablist > .tab-drop-before::before, .tabs-layout.vertical > .tablist > .tab-drop-after::after { left: 0; right: 0; height: 3px; }
.tabs-layout.vertical > .tablist > .tab-drop-before::before { top: 0; }
.tabs-layout.vertical > .tablist > .tab-drop-after::after { bottom: 0; }
.dragging { opacity: .45; }
dialog { border: 1px solid var(--line); background: var(--paper); color: var(--text); border-radius: 10px; box-shadow: 0 12px 60px #0003; padding: 24px; width: min(540px,calc(100% - 32px)); max-height: 85dvh; overflow: auto; }
dialog::backdrop { background: #11191655; }
.dialog-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 15px; margin-bottom: 18px; }
h2 { font-size: 19px; font-weight: 600; line-height: 1.4; margin: 2px 0 0; }
h3 { font-size: 13px; margin: 0 0 12px; }
.picker-options { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.picker-option { border: 1px solid var(--line); text-align: left; border-radius: 6px; display: flex; gap: 10px; align-items: center; padding: 12px 10px; }
.picker-option:hover { background: var(--wash); border-color: var(--focus); }
.picker-option .glyph { width: 20px; height: 20px; color: var(--secondary); }
.picker-option strong { display: block; font-size: 12px; font-weight: 550; }
.picker-option small { font-size: 10px; line-height: 1.4; display: block; color: var(--secondary); margin-top: 3px; }
.dialog-footnote { font-size: 11px; color: var(--secondary); margin: 16px 0 0; text-align: center; }
.primary-button, .secondary-button { border: 1px solid var(--line); padding: 7px 12px; border-radius: 5px; font-size: 12px; }
.primary-button { background: var(--accent); border-color: var(--accent); color: var(--paper); }
.primary-button:hover { opacity: .85; }
.secondary-button:hover, .quiet-button:hover { background: var(--wash); }
.quiet-button { font-size: 12px; color: var(--secondary); padding: 6px 8px; border-radius: 4px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 20px; }
.setting-section+.setting-section { border-top: 1px solid var(--line); padding-top: 18px; margin-top: 20px; }
.setting-row { display: flex; justify-content: space-between; align-items: center; gap: 15px; font-size: 12px; }
.permission-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin: 14px 0; font-size: 11px; color: var(--secondary); }
.muted { font-size: 12px; color: var(--secondary); line-height: 1.7; }
.link-button { font-size: 11px; padding: 0; color: var(--secondary); text-decoration: underline; text-underline-offset: 3px; }
.action-menu { position: fixed; margin: 0; width: 230px; max-width: calc(100vw - 16px); padding: 6px; border-radius: 8px; }
.action-menu::backdrop { background: transparent; }
.action-menu h2 { font-size: 11px; font-weight: 500; color: var(--secondary); padding: 7px 10px; margin: 0; overflow-wrap: anywhere; }
.menu-dismiss { display: block; border-top: 1px solid var(--line); width: 100%; margin-top: 4px; padding: 7px 10px; font-size: 11px; color: var(--secondary); text-align: left; }
#page-search { width: 100%; border: 1px solid var(--line); padding: 10px 12px; margin-bottom: 12px; font-size: 13px; }
#palette-pages { max-height: 45dvh; overflow: auto; }
.palette-page { display: flex; align-items: center; gap: 4px; }
.palette-pick { flex: 1; min-width: 0; text-align: left; padding: 10px 12px; border-radius: 5px; font-size: 13px; overflow-wrap: anywhere; }
.palette-pick.highlighted { background: var(--soft); color: var(--accent); }
.palette-order { display: flex; }
.palette-create { display: block; width: 100%; text-align: left; border-top: 1px solid var(--line); color: var(--accent); padding: 12px; margin-top: 10px; font-size: 12px; overflow-wrap: anywhere; }
.notices { position: fixed; bottom: calc(20px + env(safe-area-inset-bottom)); right: 20px; z-index: 20; display: flex; flex-direction: column; gap: 8px; width: 360px; max-width: calc(100vw - 40px); max-height: 60vh; overflow-y: auto; padding: 4px; pointer-events: none; }
.notice { display: flex; gap: 10px; align-items: flex-start; flex-shrink: 0; padding: 13px; border: 1px solid color-mix(in srgb, var(--secondary) 20%, var(--paper)); border-radius: 12px; background: var(--paper); color: var(--text); box-shadow: 0 4px 16px #0001; pointer-events: auto; animation: notice-in .16s ease-out; }
.notice-icon { display: grid; place-items: center; flex: 0 0 28px; width: 28px; height: 28px; border-radius: 8px; background: var(--wash); color: var(--secondary); }
.notice-message { flex: 1; min-width: 0; padding-top: 4px; font-size: 13px; line-height: 1.55; overflow-wrap: anywhere; white-space: pre-line; }
.notice .notice-close { flex: 0 0 28px; min-width: 28px; min-height: 28px; padding: 5px; border-radius: 7px; }
.notice-close:hover { background: var(--wash); color: var(--text); }
.notice.error .notice-icon { color: var(--danger); background: color-mix(in srgb, var(--danger) 10%, var(--paper)); }
.notice.reminder .notice-icon { color: var(--accent); background: var(--soft); }
@keyframes notice-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) { .notice { animation: none; } }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.startup-error { padding: 30px; max-width: 700px; margin: 70px auto; }
[hidden] { display: none!important; }
.mermaid-source { font-size: 12px; line-height: 1.6; padding: 12px; border: 1px solid var(--line); background: var(--wash); min-height: 90px; tab-size: 2; }
.mermaid-preview { display: flex; justify-content: center; align-items: center; min-height: 130px; overflow: auto; padding: 15px; border: 1px solid var(--line); border-radius: 6px; margin-top: 8px; }
.mermaid-preview svg { max-width: 100%; height: auto; }
.diagram-error { color: var(--danger); font-size: 11px; white-space: pre-wrap; overflow-wrap: anywhere; }
.diagram-error:empty { display: none; }
.excalidraw-host { height: 460px; min-width: 0; width: 100%; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: var(--paper); isolation: isolate; }
.excalidraw-host>.excalidraw { height: 100%; width: 100%; }
.canvas-stage { position: fixed; inset: 0; z-index: 10; display: flex; flex-direction: column; background: var(--paper); height: 100dvh; }
.canvas-stage-header { display: flex; justify-content: space-between; align-items: center; padding: 10px 20px; border-bottom: 1px solid var(--line); gap: 18px; flex-shrink: 0; }
.canvas-stage-header h1 { font-size: 19px; font-weight: 600; margin: 0; line-height: 1.3; overflow-wrap: anywhere; }
.canvas-stage-header p { font-size: 11px; color: var(--secondary); margin: 3px 0 0; }
.canvas-stage-actions { display: flex; gap: 9px; flex-shrink: 0; }
#canvas-stage-host { flex: 1; min-height: 0; }
#canvas-stage-host>.excalidraw-host { height: 100%; border: 0; border-radius: 0; }
.canvas-focused { overflow: hidden; }
.canvas-focused>.app-header, .canvas-focused>#workspace, .canvas-focused>.sidebar { display: none!important; }
.canvas-focused .notices { z-index: 15; }
@media (max-width: 1000px) {
  .paper { padding: 40px 38px 80px; }
}
@media (max-width: 760px) {
  body.sidebar-open { --nav-offset: 0px; }
  :root { --appbar-height: 50px; }
  dialog.sidebar { width: min(290px,calc(100vw - 44px)); border-radius: 0; box-shadow: 10px 0 50px #0002; }
  .sidebar-page-more { opacity: 1; }
  .sidebar-page-select, .sidebar-shortcut { min-height: 42px; font-size: 13px; }
  .app-header { padding: 0 10px; gap: 6px; }
  .app-breadcrumb, .breadcrumb-divider, .save-status { display: none; }
  .ancestor-segment:not(:last-child) { display: none; }
  .header-left, .header-right { gap: 3px; }
  .page-switcher { font-size: 12px; padding: 4px; }
  .paper { padding: 28px 22px 70px; }
  .page-title { font-size: 29px; letter-spacing: -.6px; }
  .page-heading { margin-bottom: 24px; }
  .page-subtitle { font-size: 12px; }
  .block-controls { left: auto!important; right: 0; top: 0; opacity: 1; }
  .block-controls .block-drag { display: none; }
  .block-controls .icon-button { min-width: 32px; min-height: 30px; }
  .block>.block-heading, .block>.toggle-head { padding-right: 34px; }
  .block-type-text>textarea, .block-type-heading>textarea { padding-right: 34px; }
  .markdown-toolbar { padding-right: 34px; }
  .markdown-tool { min-width: 32px; min-height: 34px; }
  .block-type-reminder>.block-controls { top: 8px; right: 5px; }
  .block-type-reminder .reminder-box { padding-right: 34px; }
  .row-controls { opacity: .7; }
  .tab-panel { padding: 12px 12px 8px; }
  .tabs-layout.vertical { grid-template-columns: 83px minmax(0,1fr); }
  .tab-panel .tabs-layout.vertical { grid-template-columns: 74px minmax(0,1fr); }
  .tab-button { font-size: 11px; padding: 6px; }
  .tab-editbar .row-controls .icon-button { min-width: 21px; padding: 2px; }
  .tab-rename { opacity: 1; }
  .toggle-content { padding-left: 16px; margin-left: 8px; }
  .accordion-head { padding: 6px; gap: 3px; }
  .accordion-content { padding: 10px 12px; }
  .reminder-box { gap: 8px; padding: 10px; }
  .reminder-body { min-width: 130px; }
  .kanban-column { flex-basis: 220px; }
  .picker-options { gap: 6px; }
  .picker-option { padding: 10px 8px; gap: 8px; }
  .picker-option small { font-size: 9px; }
  dialog { padding: 20px; }
  .action-menu { left: 12px!important; top: auto!important; bottom: 12px; width: calc(100vw - 24px); padding: 8px; }
  .action-menu::backdrop { background: #11191655; }
  .action-menu .action-item, .menu-dismiss { min-height: 43px; }
  .notices { bottom: calc(12px + env(safe-area-inset-bottom)); right: 8px; max-width: calc(100vw - 16px); }
  .setting-row { align-items: flex-start; flex-direction: column; gap: 7px; }
  .excalidraw-host { height: 430px; }
  .canvas-stage-header { padding: 10px 12px; align-items: flex-start; gap: 9px; }
  .canvas-stage-header h1 { font-size: 17px; }
  .canvas-stage-actions { flex-direction: column; gap: 5px; }
  .canvas-stage-actions button { font-size: 11px; padding: 5px 8px; }
}
@media (hover: none) {
  .text-editor>.markdown-toolbar { position: fixed; left: 12px; right: 12px; bottom: 12px; max-width: none; z-index: 7; }
  .text-editor:not(:focus-within)>.markdown-toolbar:not([data-keyboard-open=true]) { visibility: hidden; opacity: 0; pointer-events: none; }
  .text-editor:focus-within>.markdown-toolbar, .markdown-toolbar[data-keyboard-open=true] { visibility: visible; opacity: 1; pointer-events: auto; }
}
@media (hover: none) {
  .block-insert-button { opacity: 1; }
}
@media (pointer: coarse) {
  .sidebar-page-more, .row-controls { opacity: 1; }
  .icon-button { min-height: 34px; }
  .block-insert-button { min-height: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none!important; scroll-behavior: auto!important; }
}
@media print {
  body { background: #fff; color: #000; --nav-offset: 0px; }
  .app-header, .sidebar, .block-controls, .row-controls, .add-block-button, .insert-slot, .add-inline, .tab-editbar, .markdown-toolbar, .notices { display: none!important; }
  #workspace { margin: 0; padding: 0; }
  .paper { max-width: none; padding: 0; }
  .kanban-board { overflow: visible; flex-wrap: wrap; }
}

/* Callouts retain the same Markdown editor and keyboard controls as text. */
.callout-body { display:flex; align-items:flex-start; gap:12px; padding:16px; border:1px solid var(--line); border-radius:8px; background:var(--wash); }
.callout-body[data-tone=info] { background:color-mix(in srgb, #438acb 14%, var(--paper)); }
.callout-body[data-tone=success] { background:color-mix(in srgb, #41966a 14%, var(--paper)); }
.callout-body[data-tone=warning] { background:color-mix(in srgb, #d99c28 16%, var(--paper)); }
.callout-body[data-tone=danger] { background:color-mix(in srgb, #cf5353 14%, var(--paper)); }
.callout-body > .text-editor { flex:1; min-width:0; }
.callout-body > .callout-icon { flex:0 0 42px; width:42px; font-size:24px; text-align:center; }
.callout-tone { font-size:11px; max-width:100px; opacity:0; pointer-events:none; }
.block-type-callout:hover .callout-tone, .callout-tone:focus-visible { opacity:1; pointer-events:auto; }
@media(hover:none) { .callout-body:focus-within > .callout-tone { opacity:1; pointer-events:auto; } }
@media(max-width:760px) { .callout-body { flex-wrap:wrap; gap:8px; padding:12px; } .callout-body > .text-editor { flex-basis:calc(100% - 50px); } .callout-tone { margin-left:50px; } }

@media(max-width:760px) { #storage-mode { display:none; } }

/* Structural column rows share normal block containers and editor identities. */
.layout-row {display:grid;grid-template-columns:repeat(var(--layout-columns),minmax(0,1fr));gap:28px;align-items:start;padding:0;border:0;}
.layout-column {min-width:0;min-height:40px;}
.layout-column>.block-list {min-width:0;min-height:40px;}
.layout-column .block {overflow-wrap:anywhere;}
.layout-column>.block-list>.block>.block-controls {left:-24px;}
.layout-column>.block-list>.block>.block-controls .icon-button {min-width:22px;min-height:22px;padding:3px;}
.layout-column .add-block-button {overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.column-drop-preview {position:fixed;z-index:10000;width:4px;border-radius:4px;background:var(--accent,#2383e2);pointer-events:none;transform:translateX(-50%);box-shadow:0 0 0 1px #fff8;}
.column-drop-preview[hidden] {display:none;}
.column-drop-preview::before {content:"";position:absolute;inset:0 -12px;background:color-mix(in srgb,var(--accent,#2383e2) 12%,transparent);border-radius:5px;}
.column-drop-preview>span {position:absolute;left:8px;top:-25px;max-width:260px;width:max-content;padding:4px 7px;border-radius:5px;background:var(--accent,#2383e2);color:white;font-size:11px;line-height:16px;white-space:normal;box-shadow:0 2px 8px #0002;}
.column-drop-preview[data-side=right]>span {left:auto;right:8px;}
.column-drop-preview[data-allowed=false],.column-drop-preview[data-allowed=false]>span {background:#a34b12;}
@media(max-width:760px){.layout-row {grid-template-columns:minmax(0,1fr);gap:10px;}.layout-column>.block-list>.block>.block-controls {left:-26px;}}
.layout-column .callout-body {display:grid;grid-template-columns:32px minmax(0,1fr);gap:8px;padding:12px;}
.layout-column .callout-body>.callout-icon {flex-basis:32px;width:32px;font-size:22px;}
.layout-column .callout-tone {grid-column:2;justify-self:end;max-width:80px;margin:0;}

.column-drop-preview[data-side=before],.column-drop-preview[data-side=after] {transform:translateY(-50%);}
.column-drop-preview[data-side=before]::before,.column-drop-preview[data-side=after]::before {inset:-8px 0;}