.loading-progress {
    position: relative;
    display: block;
    width: 8rem;
    height: 8rem;
    margin: 20vh auto 1rem auto;
}

.loading-progress circle {
    fill: none;
    stroke: #e0e0e0;
    stroke-width: 0.6rem;
    transform-origin: 50% 50%;
    transform: rotate(-90deg);
}

.loading-progress circle:last-child {
    stroke: #1b6ec2;
    stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
    transition: stroke-dasharray 0.05s ease-in-out;
}

.loading-progress-text {
    position: absolute;
    text-align: center;
    font-weight: bold;
    inset: calc(20vh + 3.25rem) 0 auto 0.2rem;
}

.loading-progress-text:after {
    content: var(--blazor-load-percentage-text, "Loading");
}

/* ── Tree-view connector lines ────────────────────────────────────── */

.tree-lines .mud-treeview-group > .mud-treeview-item {
    position: relative;
}

/* Vertical line running down the left side of each child */
.tree-lines .mud-treeview-group > .mud-treeview-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 7px;
    width: 0;
    height: 100%;
    border-left: 1px solid var(--mud-palette-lines-default);
}

/* Horizontal branch from the vertical line to the node content */
.tree-lines .mud-treeview-group > .mud-treeview-item::after {
    content: '';
    position: absolute;
    top: 18px;
    left: 7px;
    width: 8px;
    height: 0;
    border-top: 1px solid var(--mud-palette-lines-default);
}

/* Stop the vertical line at the last child (only goes halfway down) */
.tree-lines .mud-treeview-group > .mud-treeview-item:last-child::before {
    height: 18px;
    width: 8px;
    border-bottom: 1px solid var(--mud-palette-lines-default);
    border-bottom-left-radius: 6px;
}

/* The last child's line curves into its branch, so the separate branch is dropped (as in the learner tree). */
.tree-lines .mud-treeview-group > .mud-treeview-item:last-child::after {
    display: none;
}

/* Nodes with children head their branch; the top level reads strongest (as in the learner tree). */
.tree-lines .mud-treeview:not(.mud-treeview-group) > .mud-treeview-item:has(> .mud-collapse-container) > .mud-treeview-item-content .mud-typography {
    font-weight: 600;
}

/* ItemTree supplies its own toggle button inside Content, so reclaim the default arrow slot */
.tree-lines .mud-treeview-item-arrow {
    min-width: 0;
    padding: 0;
}

/* --- App shell (ADR 0004, rail) --- */
.app-menubar {
    display: flex;
    align-items: center;
    height: 36px;
    padding: 0 8px;
    background-color: var(--mud-palette-surface);
    border-bottom: 1px solid var(--mud-palette-divider);
}

.app-menubar__menu .mud-button-root {
    text-transform: none;
    font-weight: 400;
    min-width: 0;
}

.app-menubar__tenant {
    height: 28px;
    padding: 0 8px;
    border: 0;
    border-radius: 6px;
    background: transparent;
    color: var(--mud-palette-primary);
    font: inherit;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
}

.app-menubar__tenant:hover {
    background-color: var(--mud-palette-action-default-hover);
}

.app-shell {
    display: flex;
    height: calc(100vh - 36px);
}

.app-shell__main {
    flex: 1 1 auto;
    overflow-y: auto;
}

.admin-shell__item:hover {
    background-color: var(--mud-palette-action-default-hover);
}

/* Admin section subnav: 180px, compact rows, quiet active state. */
.admin-shell {
    height: 100%;
}

.admin-shell__nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    width: 180px;
    flex-shrink: 0;
    padding: 16px 8px;
    box-sizing: border-box;
    background-color: var(--mud-palette-surface);
    border-inline-end: 1px solid var(--mud-palette-divider);
}

.admin-shell__caption {
    padding: 0 10px 8px;
}

.admin-shell__item {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    height: 34px;
    padding: 0 10px;
    border: 0;
    border-radius: 6px;
    background: transparent;
    color: var(--mud-palette-text-secondary);
    font: inherit;
    font-size: 13px;
    text-align: start;
    white-space: nowrap;
    cursor: pointer;
}

.admin-shell__item .mud-icon-root {
    font-size: 16px;
    color: inherit;
}

.admin-shell__item--active,
.admin-shell__item--active:hover {
    background-color: var(--optima-primary-100);
    color: var(--mud-palette-text-primary);
    font-weight: 500;
}

.admin-shell__content {
    flex: 1 1 auto;
    min-width: 0;
    padding: 20px 24px;
}

.admin-caption {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--mud-palette-text-primary);
}

.admin-help {
    font-size: 12px;
    color: var(--mud-palette-text-primary);
}

/* Compact page header: title and description on one band with the action. */
.admin-page__header {
    display: flex;
    align-items: center;
    gap: 16px;
}

.admin-page__heading {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    line-height: 1.25;
}

.admin-page__title {
    margin: 0;
    font-size: 22px;
    font-weight: 500;
    color: var(--mud-palette-text-primary);
}

.admin-page__subtitle {
    font-size: 13px;
    color: var(--mud-palette-text-primary);
}

.admin-card {
    background-color: var(--mud-palette-surface);
    border: 1px solid var(--mud-palette-divider);
    border-radius: 8px;
}

.admin-chip {
    display: inline-flex;
    align-items: center;
    height: 22px;
    padding: 0 9px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    background-color: var(--mud-palette-primary);
    color: var(--mud-palette-primary-text);
}

.admin-chip--soft {
    background-color: var(--optima-primary-100);
    color: var(--mud-palette-primary);
}

/* Statuses: order strip, compact list (drag to reorder) and in-place detail. */
.status-order {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    padding: 10px 16px;
}

.status-order__hint {
    margin-inline-start: auto;
}

.status-admin {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.status-list {
    width: 320px;
    flex: none;
    overflow: hidden;
}

.status-list__head {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 36px;
    padding: 0 12px 0 44px;
    background-color: var(--optima-primary-100);
    border-bottom: 1px solid var(--mud-palette-divider);
}

.status-list__flag {
    flex: none;
    width: 72px;
}

.status-list__flag--narrow {
    width: 80px;
}

.status-row {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 12px;
    width: 100%;
    height: 48px;
    padding: 0 12px 0 8px;
    border: 0;
    border-bottom: 1px solid var(--mud-palette-divider);
    background-color: var(--mud-palette-surface);
    color: var(--mud-palette-text-secondary);
    font: inherit;
    text-align: start;
    cursor: pointer;
}

.status-row:hover {
    background-color: var(--mud-palette-action-default-hover);
}

.status-row--active,
.status-row--active:hover {
    background-color: var(--optima-primary-100);
}

.status-row__grip {
    display: flex;
    flex: none;
    width: 24px;
    justify-content: center;
    color: var(--mud-palette-text-secondary);
    cursor: grab;
}

.status-row__name {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 500;
    color: var(--mud-palette-primary);
}

.status-row--active .status-row__name {
    color: var(--mud-palette-text-primary);
}

.status-list__add {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    width: 100%;
    height: 44px;
    padding: 0 16px 0 44px;
    border: 0;
    background: transparent;
    color: var(--mud-palette-primary);
    font: inherit;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
}

.status-detail {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-width: 0;
}

.appearance-admin {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.appearance-tree {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 320px;
    flex: none;
}

.appearance-row {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    height: 36px;
    padding-right: 12px;
    border: 0;
    background-color: var(--mud-palette-surface);
    color: var(--mud-palette-text-secondary);
    font: inherit;
    text-align: left;
    justify-content: flex-start;
    flex: 1 1 auto;
    min-width: 0;
    cursor: pointer;
}

.appearance-row:hover {
    background-color: var(--mud-palette-action-default-hover);
}

.appearance-row--active,
.appearance-row--active:hover {
    background-color: var(--optima-primary-100);
}

.appearance-row__title {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.appearance-dot {
    flex: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    box-sizing: border-box;
}

.appearance-dot--inherited {
    opacity: 0.5;
}

.appearance-dot--none {
    border: 1px dashed var(--mud-palette-text-secondary);
}

.appearance-swatches {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.appearance-swatch {
    width: 28px;
    height: 28px;
    border: 2px solid transparent;
    border-radius: 50%;
    cursor: pointer;
}

.appearance-swatch--active {
    border-color: var(--mud-palette-text-primary);
}

.appearance-detail {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-width: 0;
    gap: 12px;
    padding: 16px;
}

.appearance-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.status-detail__head {
    display: flex;
    align-items: center;
    gap: 10px;
    height: 52px;
    padding: 0 8px 0 20px;
    border-bottom: 1px solid var(--mud-palette-divider);
}

.status-detail__title {
    flex: 1 1 auto;
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: var(--mud-palette-text-primary);
}

.status-detail__body {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 20px;
}

.status-option {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 14px;
    border: 1px solid var(--mud-palette-divider);
    border-radius: 8px;
    cursor: pointer;
}

.status-option input {
    flex: none;
    width: 18px;
    height: 18px;
    margin: 2px 0 0;
    accent-color: var(--mud-palette-primary);
}

.status-option__text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-weight: 500;
}

.status-detail__foot {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border-top: 1px solid var(--mud-palette-divider);
}

.status-detail__foot .admin-help {
    flex: 1 1 auto;
}

/* Groups admin reuses the status list+detail; rows have no drag grip. */
.group-list .status-list__head,
.group-list .status-row {
    padding-inline-start: 16px;
}

.group-members {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.group-members__row {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 40px;
    border-bottom: 1px solid var(--mud-palette-divider);
}

.group-members__email {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
}

.group-members__add {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}

/* --- Workspace 3-pane layout (ADR 0004 phase 2) --- */
/* Gives the panes a definite height so each scrolls on its own instead of the page. */
.area-host {
    height: 100%;
}

.workspace-shell {
    position: relative;
    display: flex;
    height: 100%;
}

.workspace-shell__center {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.workspace-shell__tabs {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
}

/* --- Dockable views: Outline, Metadata (left / right / bottom) --- */
.dock-area {
    position: relative;
    flex: none;
    display: flex;
    min-width: 0;
    min-height: 0;
    background-color: var(--mud-palette-surface);
}

.dock-area--left {
    border-inline-end: 1px solid var(--optima-primary-300);
}

.dock-area--right {
    border-inline-start: 1px solid var(--optima-primary-300);
}

.dock-area--bottom {
    border-top: 1px solid var(--optima-primary-300);
}

.dock-area__panels {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
}

.dock-area--bottom .dock-area__panels {
    flex-direction: row;
}

.dock-area__splitter {
    position: absolute;
    z-index: 5;
    background: transparent;
}

.dock-area--left .dock-area__splitter,
.dock-area--right .dock-area__splitter {
    top: 0;
    bottom: 0;
    width: 6px;
    cursor: col-resize;
}

.dock-area--left .dock-area__splitter {
    right: -3px;
}

.dock-area--right .dock-area__splitter {
    left: -3px;
}

.dock-area--bottom .dock-area__splitter {
    left: 0;
    right: 0;
    top: -3px;
    height: 6px;
    cursor: row-resize;
}

.dock-area__splitter:hover,
.dock-area__splitter:focus-visible {
    background-color: var(--optima-primary-300);
    outline: none;
}

.dock-panel {
    flex: 1 1 0;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
}

.dock-panel + .dock-panel {
    border-top: 1px solid var(--optima-primary-300);
}

.dock-area--bottom .dock-panel + .dock-panel {
    border-top: 0;
    border-inline-start: 1px solid var(--optima-primary-300);
}

.dock-panel__header {
    flex: none;
    display: flex;
    align-items: center;
    gap: 4px;
    height: 36px;
    padding: 0 4px 0 6px;
    background-color: var(--optima-primary-100);
    border-bottom: 1px solid var(--optima-primary-300);
    font-size: 12px;
    font-weight: 500;
    color: var(--mud-palette-text-primary);
    cursor: grab;
}

.dock-panel__grip {
    color: var(--mud-palette-text-secondary);
}

.dock-panel__title {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dock-panel__body {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
}

.dock-drop {
    position: absolute;
    z-index: 30;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--optima-primary-300);
    border-radius: 8px;
    background-color: var(--optima-primary-100);
    opacity: 0.85;
    color: var(--mud-palette-text-primary);
    font-size: 13px;
    font-weight: 500;
}

.dock-drop span {
    pointer-events: none;
}

.dock-drop--left {
    top: 8px;
    bottom: 8px;
    left: 8px;
    width: 22%;
}

.dock-drop--right {
    top: 8px;
    bottom: 8px;
    right: 8px;
    width: 22%;
}

.dock-drop--bottom {
    left: calc(22% + 16px);
    right: calc(22% + 16px);
    bottom: 8px;
    height: 30%;
}

.dock-drop--over {
    border-color: var(--mud-palette-primary);
    opacity: 1;
}

/* Optima Pro primary-100 / primary-300 tints; not MudTheme palette slots. */
:root {
    --optima-primary-100: #eaf1f2;
    --optima-primary-300: #cadcdf;
}

.workspace-tabs .mud-tabs-tabbar {
    background-color: var(--optima-primary-100);
    border-bottom: 1px solid var(--optima-primary-300);
}

.workspace-tabs .mud-tabs-tabbar .mud-tabs-tabbar-inner {
    min-height: 40px;
}

.workspace-tabs .mud-tab {
    min-height: 40px;
    height: 40px;
    padding: 0 16px;
    border-inline-end: 1px solid var(--optima-primary-300);
    color: var(--mud-palette-text-secondary);
    text-transform: none;
    font-weight: 400;
}

.workspace-tabs .mud-tab.mud-tab-active {
    background-color: var(--mud-palette-surface);
    color: var(--mud-palette-primary);
    font-weight: 700;
    box-shadow: inset 0 -3px 0 var(--mud-palette-primary);
}

.workspace-tabs .mud-tab-slider {
    display: none;
}

.workspace-tabs__title {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.workspace-tabs__unsaved {
    width: 8px;
    height: 8px;
    border-radius: 9999px;
    background-color: var(--mud-palette-tertiary);
}

/* Compact structure tree in the Outline panel: IDE-style single-line rows. */
.dock-panel .mud-paper-outlined {
    border: 0;
}

.item-tree__toolbar {
    display: flex;
    align-items: center;
    padding: 2px 4px;
}

.item-tree__toolbar-add {
    margin-left: auto;
}

/* Row actions appear on hover, keyboard focus, or the selected row. */
.item-tree__row-actions {
    margin-left: auto;
    visibility: hidden;
}

.mud-treeview-item-content:hover .item-tree__row-actions,
.mud-treeview-item-content:focus-within .item-tree__row-actions,
.mud-treeview-item-selected .item-tree__row-actions {
    visibility: visible;
}

/* Drag and drop: while a row is dragged, the other rows are covered by drop zones.
   Top/bottom edge = insert before/after (line), middle = move into (highlight). */
.item-tree__drop-zones {
    position: absolute;
    inset: 0;
    z-index: 1;
    display: flex;
    flex-direction: column;
}

.item-tree__drop-zone {
    flex: 1;
}

.item-tree__drop-zone--into {
    flex: 2;
    border-radius: 4px;
}

.item-tree__drop-zone--before.item-tree__drop-zone--active {
    box-shadow: inset 0 2px 0 var(--mud-palette-primary);
}

.item-tree__drop-zone--after.item-tree__drop-zone--active {
    box-shadow: inset 0 -2px 0 var(--mud-palette-primary);
}

.item-tree__drop-zone--into.item-tree__drop-zone--active {
    background-color: var(--mud-palette-primary-hover);
    box-shadow: inset 0 0 0 1px var(--mud-palette-primary);
}

.item-tree__filter-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-width: 160px;
}

.item-tree__filter-count {
    font-size: 12px;
    color: var(--mud-palette-text-secondary);
}

/* MudBlazor's 2rem + margin arrow slot is the bulk of each level's indent. */
.dock-panel .mud-treeview-item-arrow {
    width: 20px;
    margin: 0;
}

.dock-panel .mud-treeview-item-arrow .mud-icon-root {
    width: 18px;
    height: 18px;
}

.dock-panel .mud-treeview-group {
    margin-inline-start: 12px;
}

.dock-panel .mud-treeview-item-content {
    min-height: 26px;
    padding: 0 4px;
    font-size: 13px;
}

.dock-panel .mud-treeview-item-content * {
    min-width: 0;
}

.dock-panel .mud-treeview-item-content .mud-tooltip-root {
    overflow: hidden;
}

.dock-panel .mud-treeview-item-content .mud-typography {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 13px;
}

/* Lines sit under the parent's 20px toggle: group indent 12px + content padding 4px + 10px. */
.dock-panel .tree-lines .mud-treeview-group > .mud-treeview-item::before {
    left: 2px;
}

.dock-panel .tree-lines .mud-treeview-group > .mud-treeview-item::after {
    top: 13px;
    left: 2px;
    width: 8px;
}

.dock-panel .tree-lines .mud-treeview-group > .mud-treeview-item:last-child::before {
    height: 13px;
}

.dock-panel__empty {
    padding: 8px 12px;
    font-size: 13px;
    color: var(--mud-palette-text-secondary);
}

/* Metadata drawer (Content Metadata design): closed = 40px strip; open = full-height overlay over a dimmed backdrop. */
.inspector {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 20;
    width: min(407px, 100vw);
    height: 100%;
    display: flex;
    flex-direction: column;
    background-color: var(--mud-palette-surface);
    border-inline-start: 1px solid var(--optima-primary-300);
    box-shadow: -4px 0 16px rgba(0, 0, 0, 0.12);
}

.inspector--embedded {
    position: static;
    z-index: auto;
    width: auto;
    border: 0;
    box-shadow: none;
}

.inspector-backdrop {
    position: fixed;
    inset: 0;
    z-index: 19;
    background-color: rgba(0, 0, 0, 0.32);
}

.inspector__header {
    display: flex;
    align-items: center;
    flex: none;
    height: 64px;
    padding: 0 12px 0 20px;
    border-bottom: 1px solid var(--optima-primary-300);
}

.inspector__title {
    font-size: 16px;
    font-weight: 700;
    color: var(--mud-palette-text-primary);
}

.inspector__toggle {
    flex: none;
    margin: 0 2px 0 auto;
}

.inspector__body {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
}

.inspector__section {
    border-bottom: 1px solid var(--optima-primary-300);
}

.inspector__section--drop-before {
    box-shadow: inset 0 2px 0 var(--mud-palette-primary);
}

.inspector__section--drop-after {
    box-shadow: inset 0 -2px 0 var(--mud-palette-primary);
}

/* The grip sits in the 20px gutter, so titles still line up with the section content. */
.inspector__section-bar {
    display: flex;
    align-items: center;
}

.inspector__section-grip {
    flex: none;
    color: var(--mud-palette-text-secondary);
    cursor: grab;
}

.inspector__section-bar .inspector__section-head {
    padding-inline-start: 0;
}

.inspector__section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: 48px;
    padding: 0 20px;
    border: 0;
    background: transparent;
    color: var(--mud-palette-text-primary);
    font: inherit;
    text-align: start;
    cursor: pointer;
}

.inspector__section-head h3 {
    margin: 0;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.inspector__section-head:focus-visible {
    outline: 2px solid var(--mud-palette-primary);
    outline-offset: -2px;
}

.inspector__panel-content {
    padding: 0 20px 20px;
}

/* Status + Owner group side by side in the Properties section. */
.lifecycle-toolbar__pair {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.inspector__footer {
    flex: none;
    display: flex;
    justify-content: flex-end;
    padding: 14px 20px;
    border-top: 1px solid var(--optima-primary-300);
}

/* Design D fields: a small static label above a plain 8px-radius box, instead of MudBlazor's floating outlined label. */
.inspector__panel-content .mud-input-control-input-container {
    display: flex;
    flex-direction: column;
}

/* The panel's MudStack gap spaces the fields; MudBlazor's label margins would double it. */
.inspector__panel-content .mud-input-control.mud-input-outlined-with-label {
    margin-top: 0;
    margin-bottom: 0;
}

/* Out-ranks MudBlazor's .mud-shrink / :focus-within ~ label transforms (5 classes + element). */
.inspector__panel-content .mud-input-control-input-container > .mud-input ~ label.mud-input-label.mud-input-label-inputcontrol.mud-input-label-outlined {
    order: -1;
    position: static;
    transform: none;
    max-width: 100%;
    margin-bottom: 4px;
    padding: 0 !important; /* MudBlazor sets 0 5px !important on outlined labels */
    font-size: 12px;
    font-weight: 500;
    line-height: 1.5;
    color: var(--mud-palette-text-primary);
    pointer-events: auto;
}

.inspector__panel-content .mud-input.mud-input-outlined .mud-input-outlined-border {
    top: 0;
}

.inspector__panel-content .mud-input.mud-input-outlined .mud-input-outlined-border legend {
    display: none;
}

.inspector__panel-content .mud-input.mud-input-outlined:not(:focus-within) .mud-input-outlined-border {
    border-color: var(--mud-palette-lines-default);
}

.inspector__panel-content .mud-input.mud-input-outlined {
    font-size: 14px;
}

.inspector__panel-content .mud-input.mud-input-outlined .mud-input-root-outlined {
    padding: 8px 12px;
}

/* Section headings inside a panel ("Group assignments", "Contributors") read as field labels. */
.inspector__panel-content .mud-typography-subtitle2 {
    font-size: 12px;
    font-weight: 500;
    color: var(--mud-palette-text-primary);
}

.inspector__panel-content .mud-typography-caption {
    color: var(--mud-palette-text-primary);
}

/* --- Learning-object focus mode (ADR 0004 phase 3) --- */
.lo-focus-editor {
    max-width: 760px;
    margin: 0 auto;
}

.lo-focus-editor__column {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.lo-focus-editor__block {
    position: relative;
    border-radius: 8px;
    scroll-margin-top: 16px;
}

/* Template lock marker in the top-right corner of a locked block. */
.lo-focus-editor__lock {
    position: absolute;
    top: 4px;
    right: 4px;
    z-index: 1;
    opacity: 0.6;
}

/* Drag to reorder: while a block is dragged, the others are covered by before/after zones. */
.lo-focus-editor__drop-zones {
    position: absolute;
    inset: 0;
    z-index: 1;
    display: flex;
    flex-direction: column;
}

.lo-focus-editor__drop-zone {
    flex: 1;
}

.lo-focus-editor__drop-zone--before.lo-focus-editor__drop-zone--active {
    box-shadow: inset 0 2px 0 var(--mud-palette-primary);
}

.lo-focus-editor__drop-zone--after.lo-focus-editor__drop-zone--active {
    box-shadow: inset 0 -2px 0 var(--mud-palette-primary);
}

.lo-focus-editor__block-view {
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
}

.lo-focus-editor__block-view:hover {
    background-color: var(--mud-palette-action-default-hover);
}

.lo-focus-editor__block--active {
    padding: 8px;
    border: 1px solid var(--mud-palette-primary);
    background-color: var(--mud-palette-background);
}

.lo-focus-editor__toolbar {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 8px;
}

/* Item labels can be a whole paragraph; keep tree rows and breadcrumbs one line. */
.item-view__label {
    max-width: 32ch;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.block-preview__paragraph {
    white-space: pre-wrap;
}

.block-preview__list {
    margin: 0;
    padding-left: 24px;
}

.block-preview__children {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding-left: 24px;
    margin-top: 4px;
}

.reference-preview {
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: 8px;
    padding: 8px;
}

.reference-preview__header {
    display: flex;
    align-items: center;
    gap: 8px;
}

.reference-preview__body {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 8px;
}

.reference-preview .reference-preview {
    border-style: dashed;
}

/* Listing table for MudTable: primary-900 header slab, primary-100 zebra, primary-300 hairlines. */
.listing-table.mud-table {
    border: 1px solid #cadcdf;
    border-radius: 8px;
    overflow: clip;
    box-shadow: none;
}

.listing-table .mud-table-head .mud-table-cell {
    height: 40px;
    padding: 8px 16px;
    background-color: var(--mud-palette-primary);
    color: var(--mud-palette-primary-text);
    font-size: 1rem;
    font-weight: 700;
    border-bottom: none;
}

.listing-table .mud-table-body .mud-table-cell {
    height: 40px;
    padding: 8px 16px;
    font-size: 1rem;
    color: var(--mud-palette-text-secondary);
    border-bottom: 1px solid #cadcdf;
}

.listing-table .mud-table-body .mud-table-cell:first-child {
    font-weight: 700;
    color: var(--mud-palette-primary);
}

.listing-table .mud-table-body .mud-table-row:nth-child(even) .mud-table-cell {
    background-color: #eaf1f2;
}

.listing-table .mud-table-body .mud-table-row:last-child .mud-table-cell {
    border-bottom: none;
}
/* ponytail: hairline/zebra/wash hexes are light-theme tokens; add .mud-theme-dark overrides when dark mode is a shipped surface. */

/* Workflow builder: one header, a centred flow that reads top to bottom, settings of the selection on the right. Palette vars only. */
.workflow-builder {
    display: flex;
    flex-direction: column;
    /* Full bleed inside .admin-shell__content's padding. */
    margin: -20px -24px;
    height: calc(100% + 40px);
    min-height: 0;
}

.workflow-builder__header {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: none;
    height: 60px;
    padding: 0 20px 0 12px;
    background-color: var(--mud-palette-surface);
    border-bottom: 1px solid var(--mud-palette-lines-default);
}

.workflow-builder__title {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.workflow-builder__title-name {
    font-size: 18px;
    font-weight: 500;
    color: var(--mud-palette-text-primary);
}

.workflow-builder__help {
    font-size: 12px;
    color: var(--mud-palette-text-secondary);
}

.workflow-builder__draft.mud-chip {
    margin: 0;
    background-color: var(--optima-primary-100);
    color: var(--mud-palette-text-primary);
    font-weight: 500;
}

.workflow-builder__header-errors {
    flex: none;
}

.workflow-builder__body {
    display: flex;
    flex: 1 1 auto;
    min-height: 0;
}

/* Dot grid: the flow reads as a board the cards sit on. */
.workflow-builder__flow {
    flex: 1 1 auto;
    min-width: 0;
    overflow: auto;
    padding: 24px 16px;
    background: radial-gradient(circle, var(--optima-primary-300) 1px, transparent 1.5px) 0 0 / 18px 18px, var(--mud-palette-background);
}

.workflow-builder__tree,
.workflow-builder__steps {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.workflow-builder__tree {
    min-width: min-content;
}

.workflow-builder__steps {
    align-self: stretch;
}

/* Number · card · actions; the number and the actions column keep the card centred on the connecting line. */
.workflow-builder__row {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    max-width: 596px;
    animation: workflow-builder-enter .22s ease-out;
}

@keyframes workflow-builder-enter {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }
}

@media (prefers-reduced-motion: reduce) {
    .workflow-builder__row {
        animation: none;
    }

    .workflow-builder__card {
        transition: none;
    }
}

.workflow-builder__number {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: none;
    width: 22px;
    height: 22px;
    border: 1px solid var(--optima-primary-300);
    border-radius: 9999px;
    background-color: var(--mud-palette-surface);
    font-size: 11px;
    font-weight: 700;
    color: var(--mud-palette-text-secondary);
}

.workflow-builder__number--blank {
    border-color: transparent;
    background: none;
}

.workflow-builder__row-spacer {
    flex: none;
    width: 30px;
}

.workflow-builder__card {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1 1 auto;
    min-width: 0;
    padding: 12px;
    border: 1px solid var(--optima-primary-300);
    border-left: 4px solid var(--workflow-accent, var(--mud-palette-primary));
    border-radius: 10px;
    background-color: var(--mud-palette-surface);
    box-shadow: var(--mud-elevation-1);
    color: var(--mud-palette-text-secondary);
    font: inherit;
    text-align: left;
    cursor: pointer;
    transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}

/* Accent per add-menu group (StepPresentation.Tone); the icon colour keeps contrast on its tile. */
.workflow-builder__card--content {
    --workflow-accent: var(--mud-palette-primary);
    --workflow-on-accent: var(--mud-palette-surface);
}

.workflow-builder__card--people {
    --workflow-accent: var(--mud-palette-secondary);
    --workflow-on-accent: var(--mud-palette-surface);
}

.workflow-builder__card--flow {
    --workflow-accent: var(--mud-palette-tertiary);
    --workflow-on-accent: var(--mud-palette-text-secondary);
}

.workflow-builder__card:hover {
    border-color: var(--mud-palette-primary);
    border-left-color: var(--workflow-accent, var(--mud-palette-primary));
    box-shadow: var(--mud-elevation-4);
    transform: translateY(-2px);
}

.workflow-builder__card:focus-visible {
    outline: 2px solid var(--mud-palette-primary);
    outline-offset: 2px;
}

.workflow-builder__card--selected,
.workflow-builder__card--selected:hover {
    border-color: var(--mud-palette-primary);
    border-left-color: var(--workflow-accent, var(--mud-palette-primary));
    box-shadow: 0 0 0 3px var(--optima-primary-300), var(--mud-elevation-4);
}

.workflow-builder__card--error,
.workflow-builder__card--error:hover {
    border-color: var(--mud-palette-error);
}

.workflow-builder__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: none;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background-color: var(--workflow-accent, var(--optima-primary-100));
    color: var(--workflow-on-accent, var(--mud-palette-text-primary));
}

.workflow-builder__card-text {
    display: flex;
    flex-direction: column;
    gap: 1px;
    min-width: 0;
}

.workflow-builder__kind {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--mud-palette-text-secondary);
}

.workflow-builder__sentence {
    font-size: 14px;
    overflow-wrap: anywhere;
}

.workflow-builder__sentence b {
    font-weight: 500;
    color: var(--mud-palette-text-primary);
}

.workflow-builder__card-error {
    font-size: 12px;
    color: var(--mud-palette-error);
}

/* Add slots carry the connecting line, with a node where it meets each card; the pill sits on it. */
.workflow-builder__add {
    display: flex;
    justify-content: center;
    padding: 16px 0;
    background:
        radial-gradient(circle, var(--mud-palette-primary-lighten) 3px, transparent 3.5px) center top / 8px 8px no-repeat,
        radial-gradient(circle, var(--mud-palette-primary-lighten) 3px, transparent 3.5px) center bottom / 8px 8px no-repeat,
        linear-gradient(var(--optima-primary-300), var(--optima-primary-300)) center / 2px 100% no-repeat;
}

.workflow-builder__add-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    height: 28px;
    padding: 0 10px 0 6px;
    border: 1px dashed var(--mud-palette-primary-lighten);
    border-radius: 9999px;
    background-color: var(--mud-palette-surface);
    color: var(--mud-palette-primary);
    font: inherit;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    opacity: .6;
    transition: opacity .15s ease, background-color .15s ease;
}

.workflow-builder__add-pill:hover,
.workflow-builder__add-pill:focus-visible,
.workflow-builder__add-pill--end {
    border-style: solid;
    background-color: var(--optima-primary-100);
    opacity: 1;
}

.workflow-builder__add-menu {
    width: 312px;
}

.workflow-builder__add-menu .mud-menu-item .mud-menu-item-text {
    display: flex;
    flex-direction: column;
}

.workflow-builder__add-name {
    font-size: 14px;
}

.workflow-builder__add-help {
    font-size: 12px;
    color: var(--mud-palette-text-secondary);
}

.workflow-builder__add-group {
    display: block;
    padding-top: 6px;
}

/* One lane per branch, joined below. */
.workflow-builder__lanes {
    display: flex;
    gap: 12px;
    width: 100%;
    max-width: 552px;
    margin-left: 32px;
    padding-top: 16px;
    background: linear-gradient(var(--optima-primary-300), var(--optima-primary-300)) center top / 2px 16px no-repeat;
}

.workflow-builder__lane {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1 1 0;
    min-width: 240px;
    padding: 12px 10px 14px;
    border: 1px dashed var(--optima-primary-300);
    border-radius: 10px;
    background-color: var(--mud-palette-background);
}

.workflow-builder__lane-head {
    display: flex;
    align-items: center;
    gap: 6px;
    align-self: flex-start;
    font-size: 12px;
    font-weight: 700;
    color: var(--mud-palette-text-primary);
}

.workflow-builder__lane-dot {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    border-radius: 9999px;
    background-color: var(--mud-palette-primary);
    color: var(--mud-palette-surface);
}

.workflow-builder__lane-dot .mud-icon-root {
    font-size: 14px;
}

.workflow-builder__lane[data-branch="True"] > .workflow-builder__lane-head > .workflow-builder__lane-dot {
    background-color: var(--mud-palette-success);
}

.workflow-builder__lane[data-branch="False"] > .workflow-builder__lane-head > .workflow-builder__lane-dot {
    background-color: var(--mud-palette-error);
}

.workflow-builder__lane[data-branch="TimedOut"] > .workflow-builder__lane-head > .workflow-builder__lane-dot {
    background-color: var(--mud-palette-warning);
    color: var(--mud-palette-text-secondary);
}

.workflow-builder__lane-count {
    font-weight: 400;
    color: var(--mud-palette-text-secondary);
}

.workflow-builder__lane .workflow-builder__row {
    max-width: none;
}

.workflow-builder__join,
.workflow-builder__end {
    margin-left: 32px;
    padding-top: 16px;
    font-size: 12px;
    color: var(--mud-palette-text-secondary);
    background: linear-gradient(var(--optima-primary-300), var(--optima-primary-300)) center top / 2px 16px no-repeat;
}

.workflow-builder__end {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    background: none;
}

.workflow-builder__end-dot {
    width: 10px;
    height: 10px;
    border-radius: 9999px;
    background-color: var(--optima-primary-300);
}

/* Right panel: workflow settings, or the selected step. */
.workflow-builder__side {
    display: flex;
    flex-direction: column;
    flex: none;
    width: 360px;
    overflow-y: auto;
    background-color: var(--mud-palette-surface);
    border-left: 1px solid var(--mud-palette-lines-default);
}

.workflow-builder__panel-head {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: none;
    height: 56px;
    padding: 0 12px 0 16px;
    border-bottom: 1px solid var(--mud-palette-lines-default);
}

.workflow-builder__panel-title {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    line-height: 1.25;
}

.workflow-builder__panel-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--mud-palette-text-primary);
}

.workflow-builder__properties {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 16px;
}

.workflow-builder__section,
.workflow-builder__reads-as {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--mud-palette-lines-default);
}

.workflow-builder__parameter {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 10px;
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: 8px;
}

.workflow-builder__parameter .parameter-type {
    flex: 0 0 120px;
}

.workflow-builder__input {
    display: flex;
    align-items: flex-start;
    gap: 4px;
}

.workflow-builder__input > :first-child {
    flex: 1 1 auto;
}

.rule-bindings {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
}

.rule-bindings__row {
    display: flex;
    align-items: center;
    gap: 4px;
    align-self: stretch;
}

.rule-bindings__text {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-width: 0;
}

.rule-bindings__name {
    font-weight: 500;
    color: var(--mud-palette-text-primary);
}

/* Document Workflows inspector panel. */
.content-workflows__binding,
.content-workflows__run {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 0;
}

.content-workflows__text {
    flex: 1;
    min-width: 0;
}

.content-workflows__rule {
    color: var(--mud-palette-text-secondary);
}

.content-workflows__error {
    color: var(--mud-palette-error);
    overflow-wrap: anywhere;
}

.content-workflows__status--failed {
    color: var(--mud-palette-error);
}

/* One task row for every task list (Tasks tab, document panel, Home). */
.task-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    border-bottom: 1px solid var(--optima-primary-300);
}

.task-row--compact {
    padding: 4px 16px;
    border-bottom: 0;
    border-top: 1px solid var(--optima-primary-300);
}

.task-row--closed,
.task-row--pending {
    opacity: 0.6;
}

.task-row--pending .task-row__details {
    text-decoration: line-through;
}

.task-row__lead {
    flex: none;
    display: inline-flex;
    width: 20px;
    justify-content: center;
    color: var(--mud-palette-text-secondary);
}

.task-row__check {
    width: 16px;
    height: 16px;
    accent-color: var(--mud-palette-primary);
    cursor: pointer;
}

.task-row__main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.task-row--compact .task-row__main {
    flex-direction: row;
    align-items: center;
    gap: 8px;
}

.task-row__details {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 600;
    color: var(--mud-palette-text-primary);
}

.task-row__details {
    padding: 0;
    border: 0;
    background: none;
    font: inherit;
    font-weight: 600;
    text-align: start;
    color: var(--mud-palette-primary);
    cursor: pointer;
}

.task-row__details:focus-visible {
    outline: 2px solid var(--mud-palette-primary);
    outline-offset: 2px;
}

.task-row__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.task-row__chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    height: 20px;
    padding: 0 8px;
    border-radius: 9999px;
    background-color: var(--optima-primary-100);
    color: var(--mud-palette-text-primary);
    font-size: 12px;
    font-weight: 500;
}

.task-row__chip .mud-icon-root {
    font-size: 14px;
}

button.task-row__chip {
    border: 0;
    font: inherit;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
}

button.task-row__chip:disabled {
    cursor: default;
}

button.task-row__chip:focus-visible {
    outline: 2px solid var(--mud-palette-primary);
    outline-offset: 2px;
}

.task-row__due {
    flex: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--mud-palette-text-secondary);
}

.task-row__due--soon {
    color: var(--mud-palette-primary);
    font-weight: 600;
}

.task-row__due--overdue {
    color: var(--mud-palette-error);
    font-weight: 600;
}

/* Task details: a MudDialog at CenterRight styled as a full-height side sheet (Inspector look). */
.mud-dialog.task-details {
    width: 420px;
    max-width: 100vw;
    height: 100vh;
    max-height: 100vh;
    margin: 0;
    border-radius: 0;
    display: flex;
    flex-direction: column;
}

/* The CenterRight container pads 32px on the right; a side sheet sits flush against the edge. */
.mud-dialog-container.mud-dialog-centerright:has(.task-details) {
    padding-right: 0;
}

.task-details .mud-dialog-content {
    flex: 1;
    overflow-y: auto;
}

.task-details__header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.task-details__title {
    flex: 1;
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--mud-palette-text-primary);
}

.task-details__status {
    margin: 0 0 16px;
}

.task-details__facts {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 6px 16px;
    margin: 0 0 16px;
}

.task-details__facts dt {
    font-size: 12px;
    color: var(--mud-palette-text-secondary);
}

.task-details__facts dd {
    margin: 0;
    color: var(--mud-palette-text-primary);
}

.task-details__section {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--optima-primary-300);
}

.task-details__section h3 {
    margin: 0 0 6px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--mud-palette-text-secondary);
}

.task-details__text {
    margin: 0 0 4px;
    white-space: pre-wrap;
    color: var(--mud-palette-text-primary);
}

.task-details__muted {
    margin: 2px 0 8px;
    font-size: 12px;
    color: var(--mud-palette-text-secondary);
}

.task-details__timeline {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 0 0 12px;
    padding: 0;
    list-style: none;
    color: var(--mud-palette-text-primary);
}

.task-details__actor {
    font-weight: 600;
    color: var(--mud-palette-text-primary);
}

.task-details__event--comment .task-details__text {
    margin: 4px 0 0;
    padding: 8px 10px;
    border-radius: 8px;
    background-color: var(--optima-primary-100);
}

.task-details__post-comment {
    margin-top: 8px;
}

/* Home tab (design D): greeting, search, filter pills, then a 1.5fr/1fr grid of cards. */
.home {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.home__greeting {
    margin: 0;
    font-size: 2.5rem;
    font-weight: 300;
    line-height: 1.2;
    color: var(--mud-palette-text-primary);
}

.home__subtitle {
    margin: 4px 0 0;
    font-size: 0.875rem;
}

.home__search .mud-input.mud-input-outlined:not(:focus-within) .mud-input-outlined-border {
    border-color: var(--optima-primary-300);
}

.home__filters {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.home__filters .mud-chip {
    height: 28px;
    margin: 0 8px 0 0;
    border: 1px solid var(--optima-primary-300);
    background-color: var(--mud-palette-surface);
    color: var(--mud-palette-text-secondary);
    font-size: 13px;
}

.home__filters .mud-chip.mud-chip-selected {
    border-color: var(--mud-palette-primary);
    background-color: var(--mud-palette-primary);
    color: var(--mud-palette-primary-text);
    font-weight: 500;
}

.home__columns {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 20px;
    align-items: start;
}

@media (max-width: 960px) {
    .home__columns {
        grid-template-columns: minmax(0, 1fr);
    }
}

.home-card {
    background-color: var(--mud-palette-surface);
    border: 1px solid var(--optima-primary-300);
    border-radius: 8px;
    overflow: clip;
}

.home-card__title {
    margin: 0;
    padding: 14px 16px 10px;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--mud-palette-text-primary);
}

.home-card__title .home-card__count {
    display: inline-flex;
    align-items: center;
    height: 20px;
    margin-inline-start: 8px;
    padding: 0 8px;
    border-radius: 9999px;
    background-color: var(--optima-primary-100);
    color: var(--mud-palette-text-primary);
    font-size: 12px;
    font-weight: 600;
    vertical-align: middle;
}

.home-card__title .home-card__count--overdue {
    color: var(--mud-palette-error);
}

.home-card__empty {
    margin: 0;
    padding: 12px 16px;
    border-top: 1px solid var(--optima-primary-300);
    color: var(--mud-palette-text-secondary);
}

.home-card__row {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 44px;
    width: 100%;
    padding: 0 16px;
    border: 0;
    border-top: 1px solid var(--optima-primary-300);
    background: transparent;
    font: inherit;
    text-align: start;
    cursor: pointer;
}

/* Workflow cards: the row is a div holding an open button plus a labelled action menu. */
.home-card__row--actions {
    cursor: default;
}

.home-card__open {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 12px;
    height: 100%;
    padding: 0;
    border: 0;
    background: none;
    font: inherit;
    color: inherit;
    text-align: start;
    cursor: pointer;
}

.home-card__open:focus-visible,
.home-card__row:focus-visible {
    outline: 2px solid var(--mud-palette-primary);
    outline-offset: -2px;
}

.home-card > .home-card__row:first-child {
    border-top: 0;
}

.home-card__row:nth-child(even) {
    background-color: var(--optima-primary-100);
}

.home-card__row:hover {
    background-color: var(--mud-palette-action-default-hover);
}

.home-card__name {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 700;
    color: var(--mud-palette-primary);
}

.home-card__meta {
    flex: none;
    font-size: 12px;
    color: var(--mud-palette-text-secondary);
}

.home-card__chip,
.lifecycle-strip__chip {
    flex: none;
    display: inline-flex;
    align-items: center;
    height: 20px;
    padding: 0 8px;
    border-radius: 9999px;
    background-color: var(--optima-primary-100);
    color: var(--mud-palette-text-primary);
    font-size: 12px;
    font-weight: 500;
}

.home-card__row:nth-child(even) .home-card__chip {
    background-color: var(--mud-palette-surface);
}

/* Lifecycle strip (design D): full-bleed 60px bar at the top of an editor tab. The tab panel pads px-4 py-6. */
.lifecycle-strip {
    display: flex;
    align-items: center;
    gap: 14px;
    min-height: 60px;
    margin: -24px -16px 16px;
    padding: 8px 24px;
    border-bottom: 1px solid var(--optima-primary-300);
    background-color: var(--mud-palette-surface);
    flex-wrap: wrap;
}

.lifecycle-strip__heading {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.lifecycle-strip__title {
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.3;
    color: var(--mud-palette-text-primary);
}

.lifecycle-strip__meta {
    font-size: 12px;
    color: var(--mud-palette-text-primary);
}

.lifecycle-strip__avatars {
    display: flex;
    align-items: center;
}

.lifecycle-strip__avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border: 2px solid var(--mud-palette-surface);
    border-radius: 9999px;
    background-color: var(--mud-palette-primary);
    color: var(--mud-palette-primary-text);
    font-size: 11px;
    font-weight: 700;
}

.lifecycle-strip__avatar + .lifecycle-strip__avatar {
    margin-inline-start: -8px;
}

.lifecycle-strip__more .mud-icon-button {
    border: 1px solid var(--optima-primary-300);
    border-radius: 8px;
}

/* Content template builder (ADR 0012): Palette | Structure | Preview. Layout only; colours from theme tokens. */
.template-builder__panes {
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(240px, 0.8fr) minmax(320px, 1.2fr);
    gap: 24px;
    align-items: start;
}

.template-builder__preview {
    margin-top: 16px;
}

.template-tree__row {
    position: relative;
    display: flex;
    align-items: center;
    gap: 6px;
    min-height: 32px;
    border-radius: 4px;
    cursor: pointer;
}

.template-tree__row:hover {
    background-color: var(--mud-palette-action-default-hover);
}

.template-tree__row--selected {
    background-color: var(--mud-palette-primary-hover);
}

.template-tree__row:focus-visible {
    outline: 2px solid var(--mud-palette-primary);
    outline-offset: -2px;
}

.template-tree__label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.template-builder__palette-items {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    max-height: 240px;
    overflow-y: auto;
}

.template-builder__palette-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: 4px;
    background: var(--mud-palette-surface);
    color: var(--mud-palette-text-primary);
    font: inherit;
    cursor: grab;
}

@media (max-width: 960px) {
    .template-builder__panes {
        grid-template-columns: 1fr;
    }
}

/* --- Crash handling --- */
/* CrashBoundary fallback: replaces only the broken region. */
.crash-boundary {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    margin: 16px;
    padding: 16px;
    border: 1px solid var(--optima-primary-300);
    border-radius: var(--mud-default-borderradius);
    background-color: var(--mud-palette-surface);
}

/* Last resort when the circuit dies; blazor.web.js toggles display. */
#blazor-error-ui {
    display: none;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    padding: 12px 48px 12px 24px;
    background-color: var(--mud-palette-surface);
    border-top: 3px solid var(--mud-palette-error);
    color: var(--mud-palette-text-primary);
}

#blazor-error-ui .reload {
    margin-left: 8px;
    font-weight: 500;
    color: var(--mud-palette-primary);
}

#blazor-error-ui .dismiss {
    position: absolute;
    top: 12px;
    right: 16px;
    cursor: pointer;
}

.tasks-tab__filters {
    margin-bottom: 16px;
}

.tasks-tab__search {
    max-width: 280px;
}

.tasks-tab__group + .tasks-tab__group {
    margin-top: 16px;
}

.tasks-tab__group-header {
    display: flex;
    align-items: center;
    gap: 6px;
    width: 100%;
    padding: 4px 0;
    border: 0;
    border-bottom: 1px solid var(--optima-primary-300);
    background: none;
    font: inherit;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--mud-palette-text-secondary);
    cursor: pointer;
}

.tasks-tab__group-header:focus-visible {
    outline: 2px solid var(--mud-palette-primary);
    outline-offset: 2px;
}

.tasks-tab__group[data-bucket="Overdue"] .tasks-tab__group-header {
    color: var(--mud-palette-error);
}

.tasks-tab__count {
    padding: 0 6px;
    border-radius: 9999px;
    background-color: var(--optima-primary-100);
    color: var(--mud-palette-text-primary);
}

/* Link-like button in the completion-rule builder; text-primary is the legal text colour on white. */
.completion-link {
    background: none;
    border: 0;
    padding: 0;
    cursor: pointer;
    font: inherit;
    color: var(--mud-palette-text-primary);
    text-decoration: underline;
}

/* A condition addressed by item-model path: root › … › item. */
.completion-path {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

/* Completion-rule builder: a card per condition, AND/OR pill between cards. */
.completion-card {
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: var(--mud-default-borderradius);
    padding: 4px 8px;
}

.completion-connector {
    padding: 4px 0 4px 12px;
}

.completion-group {
    border-left: 3px solid var(--mud-palette-lines-default);
    padding-left: 10px;
    margin-left: 8px;
}

/* Read-only rule summary (RuleSummary) and the clickable box that holds it (CompletionRuleField). */
.rule-summary__line {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 4px 6px;
    padding-block: 2px;
}

.rule-summary__group {
    border-left: 3px solid var(--mud-palette-lines-default);
    padding-left: 10px;
    margin-left: 8px;
}

.rule-field {
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: var(--mud-default-borderradius);
    padding: 8px 12px;
    cursor: pointer;
}

.rule-field--empty {
    border-style: dashed;
}

/* Reference picker, list view: roomy rows with a hairline between them and a tinted selected row. */
.reference-picker__list {
    max-height: 60vh;
    overflow-y: auto;
}

.reference-picker__row {
    padding-block: 6px;
    border-bottom: 1px solid var(--mud-palette-lines-default);
}

.reference-picker__row--selected {
    background-color: var(--mud-palette-primary-hover);
}

/* Reference picker mode toggle: two equal, comfortably sized options. */
.reference-picker__modes .mud-toggle-item {
    min-width: 112px;
    padding: 6px 16px;
}

/* Active filter chips (ActiveFilterChips): the kind label sits in a fixed column so the rows line up. */
.active-filter-chips__label {
    min-width: 132px;
    opacity: 0.6;
}

/* Completion-rule builder: palette left, canvas right; stacks on narrow screens. */
.completion-builder {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 16px;
}

.completion-palette {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.completion-palette__item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    border: 1px solid var(--mud-palette-lines-default);
    border-radius: 4px;
    background: var(--mud-palette-surface);
    color: var(--mud-palette-text-primary);
    font: inherit;
    text-align: left;
    cursor: grab;
}

.completion-palette__label {
    display: block;
}

.completion-palette__caption {
    display: block;
    font-size: 0.75rem;
}

.completion-dropzone {
    min-height: 48px;
}

.completion-slot {
    margin-bottom: 4px;
}

@media (max-width: 600px) {
    .completion-builder {
        grid-template-columns: 1fr;
    }
}

.required-admin {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.required-types {
    width: 280px;
    flex: none;
    overflow: hidden;
}

.required-detail {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.required-root {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 4px 0;
    border-bottom: 1px solid var(--mud-palette-divider);
}

.required-root__name {
    flex: 1 1 auto;
}