/* ==========================================================================
   Kanban CSS — adapted from the Obsidian Kanban plugin
   ========================================================================== */

/* ---- Theme: Default (Dark) ---- */
:root {
  --background-primary: #1e1e1e;
  --background-secondary: #2a2a2a;
  --background-secondary-alt: #1e1e1e;
  --background-modifier-border: #3a3a3a;
  --background-modifier-border-hover: #4a4a4a;
  --background-modifier-form-field: #363636;
  --background-modifier-form-field-highlighted: #454545;
  --text-normal: #dcddde;
  --text-muted: #999;
  --text-faint: #666;
  --text-on-accent: #fff;
  --interactive-accent: #7c3aed;
  --interactive-accent-hover: #8b5cf6;
  --interactive-normal: #404040;
  --interactive-hover: #4a4a4a;
  --input-radius: 6px;
  --radius-s: 4px;
  --radius-m: 6px;
  --radius-l: 10px;
  --accent-h: 265;
  --accent-s: 84%;
  --accent-l: 53%;
  --kanban-lane-width: 272px;
  --font-ui: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-text: var(--font-ui);
  --scrollbar-width: thin;
  --scrollbar-thumb: #4a4a4a;
  --scrollbar-track: transparent;
}

/* ---- Theme: Light ---- */
[data-theme="light"] {
  --background-primary: #ffffff;
  --background-secondary: #f7f7f8;
  --background-secondary-alt: #efeff0;
  --background-modifier-border: #e0e0e0;
  --background-modifier-border-hover: #d0d0d0;
  --background-modifier-form-field: #ffffff;
  --background-modifier-form-field-highlighted: #f0f0f0;
  --text-normal: #2e3338;
  --text-muted: #6a6a6a;
  --text-faint: #999;
  --text-on-accent: #fff;
  --interactive-accent: #7c3aed;
  --interactive-accent-hover: #6d28d9;
  --interactive-normal: #e8e8e8;
  --interactive-hover: #e0e0e0;
  --scrollbar-thumb: #c0c0c0;
  --scrollbar-track: transparent;
}

/* ---- Reset / Base ---- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-ui);
  background: var(--background-primary);
  color: var(--text-normal);
  font-size: 16px;
  line-height: 1.5;
  overflow: hidden;
  height: 100vh;
}

#app {
  height: 100vh;
  overflow: hidden;
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--interactive-accent); }

/* ==========================================================================
   Board
   ========================================================================== */
.kanban-plugin {
  display: flex;
  flex-direction: column;
  height: 100vh;
  background: var(--background-primary);
  overflow: hidden;
  position: relative;
}

.kanban-plugin__board {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  overflow-x: auto;
  overflow-y: hidden;
  flex: 1 1 auto;
  min-height: 0;
  scrollbar-width: var(--scrollbar-width);
}

.kanban-plugin__board > div {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  padding: 1rem;
  width: fit-content;
  height: 100%;
  gap: 10px;
}

.kanban-plugin__board-content {
  display: flex !important;
  flex-direction: row !important;
  align-items: flex-start;
  padding: 1rem;
  width: fit-content;
  height: 100%;
  gap: 10px;
}

.kanban-plugin__board-name {
  font-size: 1.5rem;
  font-weight: 700;
  padding: 16px 20px 8px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ==========================================================================
   Lane
   ========================================================================== */
.kanban-plugin__lane-wrapper {
  display: flex;
  flex-shrink: 0;
  margin-inline-end: 10px;
  max-height: 100%;
  width: var(--kanban-lane-width);
}

.kanban-plugin__lane {
  width: 100%;
  display: flex;
  flex-direction: column;
  background: var(--background-secondary);
  border: 1px solid var(--background-modifier-border);
  border-radius: var(--radius-m);
  max-height: calc(100vh - 80px);
  overflow: hidden;
  position: relative;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.kanban-plugin__lane:hover {
  border-color: var(--background-modifier-border-hover);
}

.kanban-plugin__lane-header-wrapper {
  display: flex;
  align-items: center;
  padding: 8px 8px 12px;
  border-bottom: 1px solid var(--background-modifier-border);
  gap: 2px;
  flex-shrink: 0;
  cursor: grab;
}

.kanban-plugin__lane-header-wrapper:active {
  cursor: grabbing;
}

.kanban-plugin__lane-grip {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  color: var(--text-faint);
  cursor: grab;
  flex-shrink: 0;
}

.kanban-plugin__lane-grip:active { cursor: grabbing; }

.kanban-plugin__lane-collapse {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  cursor: pointer;
  flex-shrink: 0;
  border-radius: var(--radius-s);
  transition: background 0.15s, color 0.15s;
}

.kanban-plugin__lane-collapse:hover {
  color: var(--text-normal);
  background: var(--interactive-hover);
}

.kanban-plugin__lane-title-wrapper {
  flex: 1 1 auto;
  display: flex;
  align-items: center;
  min-width: 0;
  gap: 6px;
}

.kanban-plugin__lane-title {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-normal);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: text;
  flex: 1 1 auto;
  min-width: 0;
}

.kanban-plugin__lane-title-count {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 400;
  flex-shrink: 0;
}

.kanban-plugin__lane-settings-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  color: var(--text-muted);
  cursor: pointer;
  flex-shrink: 0;
  border-radius: var(--radius-s);
  transition: background 0.15s, color 0.15s;
}

.kanban-plugin__lane-settings-button:hover {
  color: var(--text-normal);
  background: var(--interactive-hover);
}

.kanban-plugin__lane-items {
  flex: 1 1 auto;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  scrollbar-width: var(--scrollbar-width);
  min-height: 50px;
}

/* Add card button wrapper — matches Obsidian Kanban plugin */
.kanban-plugin__item-button-wrapper {
  border-top: 1px solid var(--background-modifier-border);
  padding: 8px;
  flex-shrink: 0;
  flex-grow: 0;
}

.kanban-plugin__item-button-wrapper > button {
  text-align: left;
  width: 100%;
}

/* When directly after header (empty lane), no double border */
.kanban-plugin__lane-header-wrapper + .kanban-plugin__item-button-wrapper {
  border-top: none;
  border-bottom: 1px solid var(--background-modifier-border);
  padding-block: 4px 8px;
  padding-inline: 8px;
}

/* Add card button — transparent, muted, full-width */
button.kanban-plugin__new-item-button {
  background-color: transparent;
  color: var(--text-muted);
  font-size: 0.875rem;
  padding-block: 8px;
  padding-inline: 10px;
  border: none;
  border-radius: var(--input-radius);
  cursor: pointer;
  font-family: var(--font-ui);
  transition: 100ms color, 100ms background-color;
}

button.kanban-plugin__new-item-button:hover {
  color: var(--text-on-accent);
  background-color: var(--interactive-accent-hover);
}

/* Collapsed lane */
.kanban-plugin__lane.is-collapsed {
  width: 40px;
  min-width: 40px;
  flex: 0 0 40px;
}

.kanban-plugin__lane.is-collapsed .kanban-plugin__lane-items,
.kanban-plugin__lane.is-collapsed .kanban-plugin__lane-form-wrapper {
  display: none;
}

.kanban-plugin__lane.is-collapsed .kanban-plugin__lane-header-wrapper {
  border-bottom: none;
  flex-direction: column;
  padding: 12px 4px;
  gap: 8px;
}

.kanban-plugin__lane.is-collapsed .kanban-plugin__lane-title-wrapper {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
  flex: 1;
}

.kanban-plugin__lane.is-collapsed .kanban-plugin__lane-title {
  white-space: nowrap;
  font-size: 0.875rem;
}

/* ==========================================================================
   Item (Card)
   ========================================================================== */
.kanban-plugin__item {
  border: 1px solid var(--background-modifier-border);
  border-radius: var(--input-radius);
  background: var(--background-primary);
  padding: 0;
  font-size: 0.875rem;
  position: relative;
  cursor: default;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  overflow: hidden;
}

.kanban-plugin__item:hover {
  border-color: var(--background-modifier-border-hover);
}

.kanban-plugin__item.is-complete {
  opacity: 0.5;
  text-decoration: line-through;
}

.kanban-plugin__item-content-wrapper {
  display: flex;
  align-items: flex-start;
  padding: 8px 10px;
  gap: 6px;
}

.kanban-plugin__item-prefix-button-wrapper {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  padding-top: 1px;
}

.kanban-plugin__item-markdown {
  display: flex;
  flex: 1;
  position: relative;
}

.kanban-plugin__item-title-wrapper {
  display: flex;
  align-items: flex-start;
  flex: 1;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.kanban-plugin__item-title {
  word-break: break-word;
  cursor: text;
  flex: 1;
  width: 100%;
}

.kanban-plugin__item-title p:first-child {
  margin-top: 0;
}

.kanban-plugin__item-title p:last-child {
  margin-bottom: 0;
}

.kanban-plugin__item-title ul,
.kanban-plugin__item-title ol {
  padding-left: 20px;
  margin: 4px 0;
}

.kanban-plugin__item-title code {
  background: var(--background-secondary-alt);
  padding: 1px 4px;
  border-radius: 3px;
  font-size: 0.85em;
  font-family: 'SF Mono', Menlo, Consolas, monospace;
}

.kanban-plugin__item-title a {
  color: var(--interactive-accent);
  text-decoration: none;
}

.kanban-plugin__item-title a:hover { text-decoration: underline; }

.kanban-plugin__item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 2px;
}

.kanban-plugin__item-tag {
  font-size: 12px;
  padding: 1px 7px;
  border-radius: 12px;
  background: hsl(var(--accent-h), var(--accent-s), var(--accent-l), 0.15);
  color: hsl(var(--accent-h), var(--accent-s), calc(var(--accent-l) + 20%), 1);
  border: 1px solid hsl(var(--accent-h), var(--accent-s), var(--accent-l), 0.3);
  white-space: nowrap;
  cursor: pointer;
}

.kanban-plugin__item-tag:hover {
  background: hsl(var(--accent-h), var(--accent-s), var(--accent-l), 0.25);
}

/* Item menu button */
.kanban-plugin__item-settings-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  cursor: pointer;
  flex-shrink: 0;
  border-radius: var(--radius-s);
  opacity: 0;
  transition: opacity 0.15s, background 0.15s, color 0.15s;
  position: absolute;
  top: 4px;
  right: 4px;
}

.kanban-plugin__item:hover .kanban-plugin__item-settings-button {
  opacity: 1;
}

.kanban-plugin__item-settings-button:hover {
  color: var(--text-normal);
  background: var(--interactive-hover);
}

/* Checkbox */
.kanban-plugin__item-prefix-button {
  width: 16px;
  height: 16px;
  border-radius: 3px;
  border: 1px solid var(--background-modifier-border);
  background: var(--background-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.15s, border-color 0.15s;
}

.kanban-plugin__item-prefix-button:hover {
  border-color: var(--interactive-accent);
}

.kanban-plugin__item.is-complete .kanban-plugin__item-prefix-button {
  background: var(--interactive-accent);
  border-color: var(--interactive-accent);
  color: var(--text-on-accent);
}

/* ==========================================================================
   Drag states (SortableJS)
   ========================================================================== */
.kanban-plugin__item.sortable-chosen {
  cursor: grabbing;
}

.kanban-plugin__item.sortable-ghost {
  opacity: 0.4;
}

.kanban-plugin__item.sortable-drag {
  opacity: 0.95;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  transform: rotate(2deg);
}

.kanban-plugin__lane.sortable-ghost {
  opacity: 0.4;
}

.kanban-plugin__lane.sortable-chosen {
  cursor: grabbing;
}

.kanban-plugin__lane.sortable-drag {
  opacity: 0.95;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

/* Placeholder for drop indicator */
.kanban-plugin__item-placeholder {
  height: 2px;
  background: var(--interactive-accent);
  border-radius: 1px;
  margin: 0;
  list-style: none;
}

/* ==========================================================================
   Forms (add card / add lane)
   ========================================================================== */
.kanban-plugin__lane-form-wrapper {
  padding: 0 8px 8px;
  flex-shrink: 0;
}

.kanban-plugin__item-form,
.kanban-plugin__lane-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.kanban-plugin__item-input-wrapper,
.kanban-plugin__lane-input-wrapper {
  position: relative;
}

.kanban-plugin__item-input,
.kanban-plugin__lane-input {
  width: 100%;
  background: var(--background-modifier-form-field);
  border: 1px solid var(--background-modifier-border);
  border-radius: var(--input-radius);
  color: var(--text-normal);
  font-size: 0.875rem;
  font-family: var(--font-ui);
  padding: 8px 10px;
  resize: vertical;
  min-height: 36px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.kanban-plugin__item-input:focus,
.kanban-plugin__lane-input:focus {
  border-color: var(--interactive-accent);
  box-shadow: 0 0 0 2px hsl(var(--accent-h), var(--accent-s), var(--accent-l), 0.2);
}

.kanban-plugin__item-input-actions,
.kanban-plugin__lane-input-actions {
  display: flex;
  gap: 6px;
  align-items: center;
}

.kanban-plugin__item-action-add,
.kanban-plugin__lane-action-add {
  background: var(--interactive-accent);
  color: var(--text-on-accent);
  border: none;
  border-radius: var(--input-radius);
  padding: 5px 14px;
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s;
  font-family: var(--font-ui);
}

.kanban-plugin__item-action-add:hover,
.kanban-plugin__lane-action-add:hover {
  background: var(--interactive-accent-hover);
}

.kanban-plugin__item-action-cancel,
.kanban-plugin__lane-action-cancel {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.8125rem;
  padding: 5px 8px;
  font-family: var(--font-ui);
}

.kanban-plugin__item-action-cancel:hover,
.kanban-plugin__lane-action-cancel:hover {
  color: var(--text-normal);
}

/* "Add a card" button */
.kanban-plugin__new-item-button {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 10px;
  color: var(--text-muted);
  font-size: 0.8125rem;
  cursor: pointer;
  border-radius: var(--input-radius);
  transition: background 0.15s, color 0.15s;
  user-select: none;
}

.kanban-plugin__new-item-button:hover {
  background: var(--interactive-hover);
  color: var(--text-normal);
}

.kanban-plugin__new-item-button .kanban-plugin__icon {
  width: 16px;
  height: 16px;
}

/* Add lane form at right edge */
.kanban-plugin__lane-form-wrapper.is-add-lane {
  width: var(--kanban-lane-width);
  flex: 0 0 var(--kanban-lane-width);
  background: transparent;
  border: 2px dashed var(--background-modifier-border);
  border-radius: var(--radius-m);
  padding: 8px;
  align-self: stretch;
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.15s;
}

.kanban-plugin__lane-form-wrapper.is-add-lane:hover {
  border-color: var(--interactive-accent);
}

/* ==========================================================================
   Icon
   ========================================================================== */
.kanban-plugin__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.kanban-plugin__icon svg {
  width: 100%;
  height: 100%;
}

/* ==========================================================================
   Search
   ========================================================================== */
.kanban-plugin__search-wrapper {
  display: flex;
  align-items: center;
  padding: 8px 16px;
  gap: 8px;
  flex-shrink: 0;
  background: var(--background-primary);
  border-bottom: 1px solid var(--background-modifier-border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.kanban-plugin__search-input {
  flex: 1;
  max-width: 400px;
  background: var(--background-modifier-form-field);
  border: 1px solid var(--background-modifier-border);
  border-radius: var(--input-radius);
  color: var(--text-normal);
  font-size: 0.875rem;
  padding: 6px 12px 6px 32px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  font-family: var(--font-ui);
}

.kanban-plugin__search-input:focus {
  border-color: var(--interactive-accent);
  box-shadow: 0 0 0 2px hsl(var(--accent-h), var(--accent-s), var(--accent-l), 0.2);
}

.kanban-plugin__search-input::placeholder { color: var(--text-faint); }

.kanban-plugin__search-wrapper .kanban-plugin__icon {
  position: absolute;
  margin-left: 8px;
  color: var(--text-muted);
  pointer-events: none;
}

/* ==========================================================================
   Context Menu
   ========================================================================== */
.kanban-plugin__context-menu {
  position: fixed;
  z-index: 1000;
  background: var(--background-secondary);
  border: 1px solid var(--background-modifier-border);
  border-radius: var(--radius-m);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  min-width: 200px;
  padding: 4px 0;
  font-size: 0.8125rem;
  max-height: 400px;
  overflow-y: auto;
}

.kanban-plugin__context-menu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  cursor: pointer;
  color: var(--text-normal);
  white-space: nowrap;
  transition: background 0.1s;
}

.kanban-plugin__context-menu-item:hover {
  background: var(--interactive-accent);
  color: var(--text-on-accent);
}

.kanban-plugin__context-menu-item:hover .kanban-plugin__context-menu-icon {
  color: var(--text-on-accent);
}

.kanban-plugin__context-menu-item.is-danger {
  color: #e53935;
}

.kanban-plugin__context-menu-item.is-danger:hover {
  background: #e53935;
  color: #fff;
}

.kanban-plugin__context-menu-item .kanban-plugin__context-menu-icon {
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  flex-shrink: 0;
}

.kanban-plugin__context-menu-separator {
  height: 1px;
  background: var(--background-modifier-border);
  margin: 4px 0;
}

.kanban-plugin__context-menu-label {
  flex: 1;
}

.kanban-plugin__context-menu-submenu-arrow {
  color: var(--text-muted);
  margin-left: auto;
  font-size: 10px;
}

.kanban-plugin__context-menu-submenu {
  position: fixed;
  z-index: 1001;
  background: var(--background-secondary);
  border: 1px solid var(--background-modifier-border);
  border-radius: var(--radius-m);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  min-width: 160px;
  padding: 4px 0;
  font-size: 0.8125rem;
}

/* ==========================================================================
   Confirmation dialog (inline within lane)
   ========================================================================== */
.kanban-plugin__confirm {
  background: var(--background-secondary-alt);
  border: 1px solid var(--background-modifier-border);
  border-radius: var(--input-radius);
  padding: 10px;
  margin: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.kanban-plugin__confirm-text {
  font-size: 0.8125rem;
  color: var(--text-normal);
}

.kanban-plugin__confirm-actions {
  display: flex;
  gap: 6px;
}

.kanban-plugin__confirm-button {
  border: none;
  border-radius: var(--input-radius);
  padding: 5px 12px;
  font-size: 0.8125rem;
  cursor: pointer;
  font-family: var(--font-ui);
  transition: background 0.15s;
}

.kanban-plugin__confirm-button.is-primary {
  background: var(--interactive-accent);
  color: var(--text-on-accent);
}

.kanban-plugin__confirm-button.is-primary:hover {
  background: var(--interactive-accent-hover);
}

.kanban-plugin__confirm-button.is-danger {
  background: #e53935;
  color: #fff;
}

.kanban-plugin__confirm-button.is-danger:hover {
  background: #c62828;
}

.kanban-plugin__confirm-button.is-secondary {
  background: var(--interactive-normal);
  color: var(--text-normal);
}

.kanban-plugin__confirm-button.is-secondary:hover {
  background: var(--interactive-hover);
}

/* ==========================================================================
   Placeholder / Empty state
   ========================================================================== */
.kanban-plugin__placeholder {
  color: var(--text-muted);
  font-size: 0.875rem;
  text-align: center;
  padding: 40px 20px;
}

/* Empty-lane drop target — needs min height so SortableJS can receive drops */
.kanban-plugin__lane-items-placeholder {
  min-height: 60px;
  border: 3px dashed rgba(125, 125, 125, 0.15);
  border-radius: 6px;
  transition: border 200ms ease;
}

/* Highlight drop target when dragging over it */
.sortable-ghost ~ .kanban-plugin__lane-items-placeholder,
.kanban-plugin__lane-items-placeholder:has(.sortable-ghost) {
  border-color: hsla(var(--accent-h), var(--accent-s), var(--accent-l), 0.6);
}

/* ==========================================================================
   Board picker
   ========================================================================== */
.kanban-plugin__board-picker {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  gap: 20px;
}

.kanban-plugin__board-picker h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-normal);
}

.kanban-plugin__board-picker-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 400px;
  width: 100%;
}

.kanban-plugin__board-picker-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: var(--background-secondary);
  border: 1px solid var(--background-modifier-border);
  border-radius: var(--radius-m);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  color: var(--text-normal);
  font-size: 0.9375rem;
}

.kanban-plugin__board-picker-item:hover {
  border-color: var(--interactive-accent);
  background: var(--interactive-hover);
}

.kanban-plugin__board-picker-item .kanban-plugin__icon {
  color: var(--text-muted);
}

/* ==========================================================================
   Loading state
   ========================================================================== */
.kanban-plugin__loading {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.kanban-plugin__loading .kanban-plugin__spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--background-modifier-border);
  border-top-color: var(--interactive-accent);
  border-radius: 50%;
  animation: kanban-spin 0.8s linear infinite;
}

@keyframes kanban-spin {
  to { transform: rotate(360deg); }
}

/* ==========================================================================
   Misc utilities
   ========================================================================== */
.kanban-plugin__hidden { display: none !important; }

.kanban-plugin__fade-in {
  animation: kanban-fade-in 0.2s ease;
}

@keyframes kanban-fade-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Edit mode textarea */
.kanban-plugin__item-edit-input,
.kanban-plugin__lane-title-edit {
  width: 100%;
  background: var(--background-modifier-form-field);
  border: 1px solid var(--interactive-accent);
  border-radius: var(--input-radius);
  color: var(--text-normal);
  font-size: 0.875rem;
  font-family: var(--font-ui);
  padding: 4px 6px;
  outline: none;
  box-shadow: 0 0 0 2px hsl(var(--accent-h), var(--accent-s), var(--accent-l), 0.2);
}

.kanban-plugin__lane-title-edit {
  font-weight: 600;
}

/* Search highlight */
.kanban-plugin__search-match {
  background: hsl(var(--accent-h), var(--accent-s), var(--accent-l), 0.25);
  border-radius: 2px;
  padding: 0 1px;
}

.kanban-plugin__item.is-search-hidden {
  display: none;
}

/* ==========================================================================
   Add lane button
   ========================================================================== */
.kanban-plugin__add-lane-button {
  flex-shrink: 0;
  padding: 8px 16px;
  background: transparent;
  border: 1px dashed var(--background-modifier-border);
  border-radius: var(--radius-m);
  color: var(--text-muted);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.15s;
  font-family: var(--font-ui);
  margin-inline-end: 10px;
}

.kanban-plugin__add-lane-button:hover {
  background: var(--background-secondary);
  color: var(--text-normal);
  border-color: var(--interactive-accent);
}

/* Board picker meta */
.kanban-plugin__board-picker-meta {
  color: var(--text-muted);
  font-size: 0.8125rem;
}

/* ==========================================================================
   SortableJS drag states
   ========================================================================== */
.sortable-ghost {
  opacity: 0.4;
}

.sortable-chosen {
  cursor: grabbing;
}

.sortable-drag {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  opacity: 0.95;
}

/* ==========================================================================
   Context menu submenu positioning (hover to show)
   ========================================================================== */
.kanban-plugin__context-menu-item.kanban-plugin__context-menu-has-submenu {
  position: relative;
}

.kanban-plugin__context-menu-item.kanban-plugin__context-menu-has-submenu .kanban-plugin__context-menu-submenu {
  display: none;
  position: absolute;
  left: 100%;
  top: 0;
  min-width: 160px;
}

.kanban-plugin__context-menu-item.kanban-plugin__context-menu-has-submenu:hover .kanban-plugin__context-menu-submenu {
  display: block;
}

.kanban-plugin__context-menu-submenu-arrow {
  color: var(--text-muted);
  margin-left: auto;
  font-size: 10px;
}

/* ==========================================================================
   Item form textarea
   ========================================================================== */
.kanban-plugin__item-input {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--text-normal);
  font-size: 0.875rem;
  font-family: var(--font-ui);
  padding: 4px;
  outline: none;
  resize: none;
  min-height: 28px;
}

.kanban-plugin__item-input:focus {
  outline: none;
}

/* ==========================================================================
   Filter input (search)
   ========================================================================== */
.kanban-plugin__filter-input {
  padding: 6px 12px;
  border: 1px solid var(--background-modifier-border);
  border-radius: var(--input-radius);
  background: var(--background-modifier-form-field);
  color: var(--text-normal);
  font-size: 0.875rem;
  font-family: var(--font-ui);
  outline: none;
  min-width: 200px;
}

.kanban-plugin__filter-input:focus {
  border-color: var(--interactive-accent);
  box-shadow: 0 0 0 2px hsl(var(--accent-h), var(--accent-s), var(--accent-l), 0.2);
}