.ccweb-task-board {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 32rem;
  overflow: hidden;
  color: var(--text-primary);
  background: var(--bg-primary);
  font-family: var(--font-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans CJK SC", sans-serif);
  line-height: 1.45;
  animation: ccweb-task-board-enter 180ms ease-out both;
}

.ccweb-task-board *,
.ccweb-task-board *::before,
.ccweb-task-board *::after,
.ccweb-task-tracking,
.ccweb-task-tracking *,
.ccweb-task-tracking *::before,
.ccweb-task-tracking *::after {
  box-sizing: border-box;
}

.ccweb-task-board button,
.ccweb-task-board input,
.ccweb-task-board select,
.ccweb-task-board textarea,
.ccweb-task-tracking input {
  font: inherit;
}

.ccweb-task-board [hidden] {
  display: none !important;
}

.ccweb-task-board__sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.ccweb-task-board__toolbar {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(9rem, auto) minmax(0, 1fr);
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-primary);
}

.ccweb-task-board__heading {
  min-width: 0;
}

.ccweb-task-board__title,
.ccweb-task-board__summary,
.ccweb-task-board__column-title,
.ccweb-task-board__empty h3,
.ccweb-task-board__empty p,
.ccweb-task-board__status-title,
.ccweb-task-board__status-summary {
  margin: 0;
}

.ccweb-task-board__title {
  color: var(--text-primary);
  font-size: clamp(1.05rem, 1.6vw, 1.28rem);
  font-weight: 760;
  letter-spacing: -0.025em;
}

.ccweb-task-board__summary {
  margin-top: 0.16rem;
  color: var(--text-muted);
  font-size: 0.76rem;
}

.ccweb-task-board[data-error] .ccweb-task-board__summary {
  color: var(--danger);
}

.ccweb-task-board__controls {
  display: grid;
  grid-template-columns: minmax(13rem, 1fr) auto auto;
  align-items: center;
  justify-content: end;
  gap: 0.55rem;
  min-width: 0;
}

.ccweb-task-board__search {
  position: relative;
  display: flex;
  align-items: center;
  min-width: 0;
}

.ccweb-task-board__search-glyph {
  position: absolute;
  left: 0.76rem;
  z-index: 1;
  color: var(--text-muted);
  font-size: 1.2rem;
  line-height: 1;
  pointer-events: none;
}

.ccweb-task-board__input,
.ccweb-task-board__field-control,
.ccweb-task-board__card-select {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--border-color);
  border-radius: 0.72rem;
  outline: 0;
  color: var(--text-primary);
  background: var(--bg-tertiary);
  transition: border-color 140ms ease, background-color 140ms ease, box-shadow 140ms ease;
}

.ccweb-task-board__input {
  height: 2.6rem;
}

.ccweb-task-board__input {
  padding: 0 0.8rem 0 2.25rem;
}

.ccweb-task-board__input::placeholder,
.ccweb-task-board__field-control::placeholder {
  color: var(--text-muted);
  opacity: 0.84;
}

.ccweb-task-board__button,
.ccweb-task-board__icon-button,
.ccweb-task-board__card-action {
  appearance: none;
  border: 1px solid var(--border-color);
  outline: 0;
  color: var(--text-secondary);
  background: transparent;
  cursor: pointer;
  transition: color 140ms ease, border-color 140ms ease, background-color 140ms ease, transform 140ms ease;
}

.ccweb-task-board__button {
  min-height: 2.6rem;
  padding: 0.55rem 0.76rem;
  border-radius: 0.72rem;
  white-space: nowrap;
  font-size: 0.78rem;
  font-weight: 680;
}

.ccweb-task-board__button--primary {
  border-color: var(--accent);
  color: var(--accent-ink, var(--surface-strong));
  background: var(--accent);
}

.ccweb-task-board__button--danger {
  border-color: color-mix(in srgb, var(--danger) 38%, var(--border-color));
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
}

.ccweb-task-board__icon-button {
  display: inline-grid;
  place-items: center;
  width: 2.6rem;
  height: 2.6rem;
  padding: 0;
  border-radius: 0.72rem;
  font-size: 1.12rem;
}

.ccweb-task-board__button:hover,
.ccweb-task-board__icon-button:hover,
.ccweb-task-board__card-action:hover {
  border-color: var(--accent);
  color: var(--text-primary);
  background: var(--accent-light);
}

.ccweb-task-board__button--primary:hover {
  border-color: var(--accent-hover);
  color: var(--accent-ink, var(--surface-strong));
  background: var(--accent-hover);
}

.ccweb-task-board__button--danger:hover {
  border-color: var(--danger);
  color: var(--text-primary);
  background: color-mix(in srgb, var(--danger) 20%, transparent);
}

.ccweb-task-board__button:disabled,
.ccweb-task-board__icon-button:disabled,
.ccweb-task-board__card-action:disabled,
.ccweb-task-board__card-select:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

.ccweb-task-board__workspace {
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.ccweb-task-board__clock {
  display: none;
}

.ccweb-task-board__wall {
  display: none;
}

.ccweb-task-board__lanes {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(18.5rem, 22rem);
  align-items: stretch;
  gap: 0.9rem;
  width: 100%;
  height: 100%;
  min-height: 0;
  padding: 1rem;
  overflow-x: auto;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-color: color-mix(in srgb, var(--text-muted) 50%, transparent) transparent;
  scrollbar-width: thin;
}

.ccweb-task-board__lanes:focus-visible {
  outline: 2px solid var(--accent-light);
  outline-offset: -3px;
}

.ccweb-task-board__lanes::-webkit-scrollbar,
.ccweb-task-board__status-body::-webkit-scrollbar {
  width: 0.55rem;
  height: 0.55rem;
}

.ccweb-task-board__lanes::-webkit-scrollbar-thumb,
.ccweb-task-board__status-body::-webkit-scrollbar-thumb {
  border: 0.12rem solid transparent;
  border-radius: 999px;
  background: color-mix(in srgb, var(--text-muted) 50%, transparent);
  background-clip: padding-box;
}

.ccweb-task-board__column {
  --task-board-status-color: var(--text-muted);
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 100%;
  overflow: visible;
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  background: var(--bg-secondary);
}

.ccweb-task-board__column--motion {
  z-index: 3;
}

.ccweb-task-board__column-header {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  min-height: 3.65rem;
  padding: 0.88rem 0.9rem;
  border-bottom: 1px solid var(--border-color);
  border-radius: 1rem 1rem 0 0;
  background: var(--bg-secondary);
}

.ccweb-task-board__column-title-wrap {
  display: flex;
  align-items: center;
  min-width: 0;
  gap: 0.55rem;
}

.ccweb-task-board__column-dot,
.ccweb-task-board__definition-dot {
  display: inline-block;
  flex: 0 0 auto;
  width: 0.58rem;
  height: 0.58rem;
  border-radius: 50%;
  background: var(--task-board-status-color);
  box-shadow: 0 0 0 0.2rem color-mix(in srgb, var(--task-board-status-color) 18%, transparent);
}

.ccweb-task-board__column-title {
  overflow: hidden;
  color: var(--text-primary);
  font-size: 0.97rem;
  font-weight: 730;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ccweb-task-board__column-count {
  display: inline-grid;
  place-items: center;
  min-width: 1.55rem;
  height: 1.42rem;
  padding: 0 0.4rem;
  border-radius: 999px;
  color: var(--text-secondary);
  background: var(--accent-light);
  font-size: 0.72rem;
  font-variant-numeric: tabular-nums;
}

.ccweb-task-board__column-disabled {
  flex: 0 0 auto;
  color: var(--text-muted);
  font-size: 0.68rem;
}

.ccweb-task-board__column-body {
  display: flex;
  flex: 1 0 auto;
  flex-direction: column;
  gap: 0.68rem;
  min-height: 11rem;
  padding: 0.7rem;
}

.ccweb-task-board__column-empty {
  display: grid;
  place-items: center;
  align-content: center;
  gap: 0.25rem;
  min-height: 9rem;
  color: var(--text-muted);
  font-size: 0.79rem;
}

.ccweb-task-board__column-empty-mark {
  color: var(--task-board-status-color);
  font-size: 1.65rem;
  line-height: 1;
}

.ccweb-task-board__card {
  --task-board-status-color: var(--text-muted);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.68rem;
  padding: 0.78rem;
  border: 1px solid var(--border-color);
  border-radius: 0.82rem;
  background: var(--surface-strong);
  box-shadow: none;
  transition: transform 150ms ease, border-color 150ms ease, background-color 150ms ease, box-shadow 150ms ease;
}

.ccweb-task-board__card[data-motion] {
  pointer-events: none;
  transition: none;
  will-change: height, opacity, transform;
}

.ccweb-task-board__card[data-motion="moving"] {
  z-index: 4;
}

.ccweb-task-board__card[data-motion="entering"],
.ccweb-task-board__card[data-motion="leaving"] {
  overflow: hidden;
  transform-origin: 50% 0;
}

.ccweb-task-board__card:hover,
.ccweb-task-board__card:focus-within {
  z-index: 1;
  border-color: var(--accent);
  background: var(--bg-tertiary);
  box-shadow: none;
  transform: translateY(-2px);
}

.ccweb-task-board__card-top,
.ccweb-task-board__card-footer,
.ccweb-task-board__card-actions,
.ccweb-task-board__state-row,
.ccweb-task-board__metadata {
  display: flex;
  align-items: center;
}

.ccweb-task-board__card-top,
.ccweb-task-board__card-footer {
  justify-content: space-between;
  gap: 0.6rem;
}

.ccweb-task-board__session-id {
  overflow: hidden;
  color: var(--text-muted);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 0.7rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ccweb-task-board__card-open {
  appearance: none;
  display: flex;
  flex-direction: column;
  gap: 0.28rem;
  width: 100%;
  padding: 0;
  border: 0;
  outline: 0;
  color: inherit;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.ccweb-task-board__card-title {
  display: -webkit-box;
  overflow: hidden;
  color: var(--text-primary);
  font-size: 0.94rem;
  font-weight: 680;
  letter-spacing: -0.012em;
  line-height: 1.42;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.ccweb-task-board__card-summary {
  display: -webkit-box;
  overflow: hidden;
  color: var(--text-secondary);
  font-size: 0.76rem;
  line-height: 1.45;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.ccweb-task-board__state-row {
  flex-wrap: wrap;
  gap: 0.34rem;
}

.ccweb-task-board__runtime-state {
  display: inline-flex;
  align-items: center;
  min-height: 1.45rem;
  padding: 0.16rem 0.42rem;
  border-radius: 0.38rem;
  font-size: 0.66rem;
  line-height: 1.2;
}

.ccweb-task-board__runtime-state {
  border: 1px dashed var(--accent);
  color: var(--text-secondary);
  background: var(--bg-tertiary);
}

/* 暗金荒野：运行态只来自 data-runtime-state，不从显示文案反推。 */
html[data-theme='wasteland'] .ccweb-task-board__card[data-runtime-state='running']::before {
  content: '';
  position: absolute;
  top: 0.62rem;
  bottom: 0.62rem;
  left: -0.12rem;
  width: 0.22rem;
  border-radius: 999px;
  background: linear-gradient(
    180deg,
    var(--wasteland-gold-bright),
    var(--wasteland-green),
    var(--wasteland-gold-bright)
  );
  box-shadow: 0 0 0.28rem color-mix(in srgb, var(--wasteland-gold-bright) 32%, transparent);
  opacity: 0.74;
  pointer-events: none;
}

html[data-theme='wasteland'] .ccweb-task-board__card[data-runtime-state='running']::after {
  content: '';
  position: absolute;
  top: 0.72rem;
  left: -0.17rem;
  width: 0.28rem;
  height: 0.28rem;
  border-radius: 50%;
  background: var(--wasteland-gold-bright);
  box-shadow:
    0 0 0.25rem color-mix(in srgb, var(--wasteland-gold-bright) 72%, transparent),
    0 0 0.45rem color-mix(in srgb, var(--wasteland-green) 46%, transparent);
  pointer-events: none;
  animation: ccweb-task-board-wasteland-runtime-tracer 2.8s ease-in-out infinite;
}

html[data-theme='wasteland'] .ccweb-task-board__card[data-runtime-state='running'] .ccweb-task-board__runtime-state {
  gap: 0.34rem;
  border-style: solid;
  border-color: color-mix(in srgb, var(--wasteland-green) 74%, var(--wasteland-gold));
  color: var(--wasteland-gold-bright);
  background: color-mix(in srgb, var(--wasteland-green) 16%, var(--bg-tertiary));
  font-weight: 760;
}

html[data-theme='wasteland'] .ccweb-task-board__card[data-runtime-state='running'] .ccweb-task-board__runtime-state::before {
  content: '';
  flex: 0 0 auto;
  width: 0.38rem;
  height: 0.38rem;
  border-radius: 50%;
  background: var(--wasteland-green);
  box-shadow: 0 0 0.22rem color-mix(in srgb, var(--wasteland-green) 48%, transparent);
}

.ccweb-task-board__card-footer {
  align-items: flex-end;
  padding-top: 0.12rem;
  border-top: 1px solid var(--border-color);
}

.ccweb-task-board__metadata {
  flex: 1 1 auto;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
  color: var(--text-muted);
  font-size: 0.65rem;
}

.ccweb-task-board__metadata span,
.ccweb-task-board__metadata time {
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ccweb-task-board__card-actions {
  flex: 0 0 auto;
  gap: 0.34rem;
}

.ccweb-task-board__status-select-wrap {
  display: block;
  width: 6.8rem;
}

.ccweb-task-board__card-select {
  height: 1.85rem;
  padding: 0 1.35rem 0 0.45rem;
  font-size: 0.67rem;
  cursor: pointer;
}

.ccweb-task-board__card-action {
  min-height: 1.85rem;
  padding: 0.22rem 0.48rem;
  border-radius: 0.48rem;
  font-size: 0.67rem;
}

.ccweb-task-board__empty {
  display: grid;
  grid-column: 1 / -1;
  place-items: center;
  align-content: center;
  width: min(31rem, calc(100vw - 3rem));
  min-height: 19rem;
  padding: 2rem;
  border: 1px dashed var(--border-color);
  border-radius: 1rem;
  color: var(--text-muted);
  text-align: center;
}

.ccweb-task-board__empty-mark {
  color: var(--accent);
  font-size: 2.5rem;
  line-height: 1;
}

.ccweb-task-board__empty h3 {
  margin-top: 0.85rem;
  color: var(--text-primary);
  font-size: 1rem;
}

.ccweb-task-board__empty p {
  max-width: 26rem;
  margin-top: 0.35rem;
  font-size: 0.78rem;
}

.ccweb-task-board__status-layer {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(22rem, 32rem);
}

.ccweb-task-board__status-scrim {
  appearance: none;
  width: 100%;
  min-width: 0;
  padding: 0;
  border: 0;
  background: color-mix(in srgb, var(--bg-primary) 72%, transparent);
  cursor: default;
  animation: ccweb-task-board-fade-in 160ms ease-out both;
}

.ccweb-task-board__status-panel {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-width: 0;
  min-height: 0;
  border-left: 1px solid var(--accent);
  background: var(--bg-primary);
  box-shadow: none;
  animation: ccweb-task-board-panel-in 180ms ease-out both;
}

.ccweb-task-board__status-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.05rem;
  border-bottom: 1px solid var(--border-color);
}

.ccweb-task-board__status-title {
  color: var(--text-primary);
  font-size: 1.08rem;
}

.ccweb-task-board__status-summary {
  margin-top: 0.2rem;
  color: var(--text-muted);
  font-size: 0.72rem;
}

.ccweb-task-board__status-body {
  min-height: 0;
  padding: 0.9rem;
  overflow-y: auto;
  scrollbar-color: color-mix(in srgb, var(--text-muted) 50%, transparent) transparent;
  scrollbar-width: thin;
}

.ccweb-task-board__add-status {
  margin-bottom: 0.8rem;
  border: 1px solid var(--border-color);
  border-radius: 0.8rem;
  background: var(--bg-secondary);
}

.ccweb-task-board__add-status-summary {
  padding: 0.78rem 0.86rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
}

.ccweb-task-board__add-status[open] > .ccweb-task-board__add-status-summary {
  border-bottom: 1px solid var(--border-color);
}

.ccweb-task-board__definition-list {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.ccweb-task-board__definition {
  --task-board-status-color: var(--text-muted);
  display: flex;
  flex-direction: column;
  gap: 0.72rem;
  padding: 0.82rem;
  border: 1px solid var(--border-color);
  border-left-color: var(--task-board-status-color);
  border-radius: 0.76rem;
  background: var(--bg-secondary);
}

.ccweb-task-board__add-status .ccweb-task-board__definition {
  border: 0;
  border-radius: 0 0 0.76rem 0.76rem;
}

.ccweb-task-board__definition-header,
.ccweb-task-board__definition-identity,
.ccweb-task-board__definition-actions,
.ccweb-task-board__migration {
  display: flex;
  align-items: center;
}

.ccweb-task-board__definition-header {
  justify-content: space-between;
  gap: 0.8rem;
}

.ccweb-task-board__definition-identity {
  min-width: 0;
  gap: 0.5rem;
  color: var(--text-primary);
  font-size: 0.8rem;
}

.ccweb-task-board__definition-identity strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ccweb-task-board__definition-kind {
  flex: 0 0 auto;
  color: var(--text-muted);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 0.58rem;
  letter-spacing: 0.09em;
}

.ccweb-task-board__definition-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.58rem;
}

.ccweb-task-board__field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}

.ccweb-task-board__field--wide {
  grid-column: 1 / -1;
}

.ccweb-task-board__field--checkbox {
  align-self: end;
  flex-direction: row;
  align-items: center;
  min-height: 2.28rem;
  padding: 0 0.15rem;
}

.ccweb-task-board__field--checkbox .ccweb-task-board__field-label {
  order: 2;
}

.ccweb-task-board__field-label,
.ccweb-task-board__migration > span {
  color: var(--text-muted);
  font-size: 0.65rem;
}

.ccweb-task-board__field-control {
  min-height: 2.28rem;
  padding: 0.42rem 0.55rem;
  font-size: 0.73rem;
}

.ccweb-task-board__field-control:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.ccweb-task-board__prompt {
  min-height: 3.4rem;
  resize: vertical;
}

.ccweb-task-board__color-input {
  padding: 0.22rem;
}

.ccweb-task-board__definition-enabled {
  width: 1rem;
  height: 1rem;
  margin: 0;
  accent-color: var(--accent);
}

.ccweb-task-board__definition-actions {
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.ccweb-task-board__definition-actions .ccweb-task-board__button {
  min-height: 2.15rem;
}

.ccweb-task-board__migration {
  flex: 1 1 12rem;
  justify-content: flex-start;
  gap: 0.42rem;
  min-width: 0;
}

.ccweb-task-board__migration .ccweb-task-board__field-control {
  flex: 1 1 auto;
}

.ccweb-task-board__status-empty {
  margin: 0;
  padding: 2rem 1rem;
  color: var(--text-muted);
  text-align: center;
  font-size: 0.78rem;
}

.ccweb-task-board :is(
  .ccweb-task-board__input,
  .ccweb-task-board__field-control,
  .ccweb-task-board__card-select,
  .ccweb-task-board__button,
  .ccweb-task-board__icon-button,
  .ccweb-task-board__card-action,
  .ccweb-task-board__card-open,
  .ccweb-task-board__status-scrim,
  summary
):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  box-shadow: 0 0 0 0.25rem var(--accent-light);
}

.ccweb-task-board[data-view='archived'] .ccweb-task-board__toolbar {
  box-shadow: inset 0 -2px var(--accent);
}

.ccweb-task-board[aria-busy='true'] .ccweb-task-board__title::after {
  content: '';
  display: inline-block;
  width: 0.46rem;
  height: 0.46rem;
  margin-left: 0.52rem;
  border-radius: 50%;
  background: var(--accent);
  animation: ccweb-task-board-pulse 800ms ease-in-out infinite alternate;
  vertical-align: 0.12em;
}

.ccweb-task-tracking {
  position: relative;
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 0.34rem;
  width: auto;
  max-width: 100%;
  min-width: 0;
  min-height: 1.75rem;
  padding: 0.25rem 0.625rem;
  border: 1px solid var(--border-color);
  border-radius: 999px;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  cursor: pointer;
  font-size: 0.6875rem;
  font-weight: 800;
  line-height: 1;
  transition: color 150ms ease, border-color 150ms ease, background-color 150ms ease, opacity 150ms ease;
}

.ccweb-task-tracking__title {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ccweb-task-tracking:hover {
  border-color: var(--accent);
  color: var(--text-primary);
  background: var(--accent-light);
}

.ccweb-task-tracking[data-enabled='true'] {
  color: var(--success);
}

.ccweb-task-tracking[data-pending='true'] {
  color: var(--accent);
}

.ccweb-task-tracking__dot {
  display: block;
  flex: 0 0 auto;
  width: 0.44rem;
  height: 0.44rem;
  border: 1px solid currentColor;
  border-radius: 50%;
  background: transparent;
  transition: color 150ms ease, background-color 150ms ease, transform 150ms ease;
}

.ccweb-task-tracking__input {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}

.ccweb-task-tracking__status {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.ccweb-task-tracking[data-enabled='true'] .ccweb-task-tracking__dot,
.ccweb-task-tracking[data-pending='true'] .ccweb-task-tracking__dot {
  background: currentColor;
}

.ccweb-task-tracking:has(.ccweb-task-tracking__input:focus-visible) {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  box-shadow: 0 0 0 0.25rem var(--accent-light);
}

.ccweb-task-tracking__input:disabled {
  cursor: not-allowed;
}

.ccweb-task-tracking:has(.ccweb-task-tracking__input:disabled) {
  cursor: not-allowed;
  opacity: 0.58;
}

.ccweb-task-tracking[data-pending='true'] .ccweb-task-tracking__dot {
  animation: ccweb-task-board-pulse 700ms ease-in-out infinite alternate;
}

.task-board-panel {
  position: absolute;
  inset: 0;
  z-index: 20;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: var(--bg-primary);
  animation: ccweb-task-board-panel-in 180ms ease-out both;
}

.task-board-panel[hidden] { display: none !important; }

.task-board-panel__header {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  min-height: 3.1rem;
  padding: 0.42rem 0.7rem;
  border-bottom: 1px solid var(--border-color);
}

.task-board-panel__root {
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.task-tracking-control {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  width: auto;
  max-width: 100%;
  margin: 0 0 0 auto;
  padding: 0;
}

.chat-controls > .task-tracking-control {
  margin-left: auto;
}

.task-tracking-control[hidden] { display: none !important; }

@media (max-width: 520px) {
  .task-board-panel__header { min-height: 2.8rem; }
  .task-tracking-control {
    flex-basis: auto;
    margin-left: auto;
  }
}

@media (max-width: 480px) {
  .chat-controls > .task-tracking-control {
    justify-self: end;
    align-self: center;
  }
}

@keyframes ccweb-task-board-enter {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes ccweb-task-board-panel-in {
  from { opacity: 0; transform: translateX(1rem); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes ccweb-task-board-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes ccweb-task-board-pulse {
  from { opacity: 0.42; }
  to { opacity: 1; }
}

@keyframes ccweb-task-board-wasteland-runtime-tracer {
  0%, 100% {
    top: 0.72rem;
    opacity: 0.55;
    transform: scale(0.72);
  }
  50% {
    top: calc(100% - 1.04rem);
    opacity: 1;
    transform: scale(1);
  }
}

@media (max-width: 1180px) {
  .ccweb-task-board__toolbar {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .ccweb-task-board__controls {
    grid-template-columns: minmax(13rem, 1fr) auto auto;
  }
}

@media (max-width: 820px) {
  .ccweb-task-board {
    min-height: 28rem;
  }

  .ccweb-task-board__toolbar {
    padding: 0.8rem;
  }

  .ccweb-task-board__controls {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .ccweb-task-board__search {
    grid-column: 1 / -1;
  }

  .ccweb-task-board__button {
    min-width: 0;
  }

  .ccweb-task-board__lanes {
    grid-auto-columns: min(84vw, 20rem);
    gap: 0.7rem;
    padding: 0.75rem;
    scroll-snap-type: x proximity;
  }

  .ccweb-task-board__column {
    scroll-snap-align: start;
  }

  .ccweb-task-board__status-layer {
    grid-template-columns: minmax(0, 1fr) minmax(20rem, 88vw);
  }
}

@media (max-width: 520px) {
  .ccweb-task-board__controls {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .ccweb-task-board__search {
    grid-column: 1 / -1;
  }

  .ccweb-task-board__lanes {
    grid-auto-columns: calc(100vw - 2rem);
    padding: 0.6rem;
  }

  .ccweb-task-board__card-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .ccweb-task-board__card-actions,
  .ccweb-task-board__status-select-wrap {
    width: 100%;
  }

  .ccweb-task-board__card-actions > * {
    flex: 1 1 50%;
  }

  .ccweb-task-board__status-layer {
    display: block;
  }

  .ccweb-task-board__status-scrim {
    position: absolute;
    inset: 0;
  }

  .ccweb-task-board__status-panel {
    position: absolute;
    inset: 0;
    width: 100%;
    border-left: 0;
  }

  .ccweb-task-board__definition-grid {
    grid-template-columns: 1fr;
  }

  .ccweb-task-tracking {
    gap: 0.3rem;
    padding: 0.25rem 0.5rem;
  }
}

/* 横屏常亮模式：看板覆盖完整网页视口，宿主聊天界面不再参与排版。 */
@media (orientation: landscape) and (max-height: 768px) {
  body:has(.task-board-panel:not([hidden])) .menu-btn {
    display: none !important;
  }

  .task-board-panel {
    position: fixed;
    inset: 0;
    z-index: 400;
    display: block;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    background: var(--bg-primary);
  }

  .task-board-panel__root {
    position: absolute;
    inset: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
  }

  .task-board-panel__header {
    position: absolute;
    top: calc(env(safe-area-inset-top, 0px) + 0.3rem);
    right: calc(env(safe-area-inset-right, 0px) + 0.35rem);
    z-index: 50;
    display: block;
    width: 1.9rem;
    min-height: 0;
    padding: 0;
    border: 0;
    background: transparent;
    pointer-events: none;
  }

  .task-board-panel__header .usage-dashboard__icon-button {
    width: 1.9rem;
    min-width: 1.9rem;
    height: 1.9rem;
    padding: 0;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    pointer-events: auto;
  }

  .ccweb-task-board {
    position: absolute;
    inset: 0;
    grid-template-rows: minmax(0, 1fr);
    width: auto;
    height: auto;
    min-height: 0;
    animation: none;
  }

  .ccweb-task-board__toolbar {
    display: none;
    grid-template-columns: minmax(0, auto) minmax(5.2rem, 1fr) auto;
    gap: 0.45rem;
    min-height: 2.3rem;
    padding:
      calc(env(safe-area-inset-top, 0px) + 0.22rem)
      calc(env(safe-area-inset-right, 0px) + 2.4rem)
      0.22rem
      calc(env(safe-area-inset-left, 0px) + 0.42rem);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-primary);
  }

  .ccweb-task-board__heading {
    display: flex;
    align-items: baseline;
    gap: 0.38rem;
    min-width: 0;
  }

  .ccweb-task-board__title {
    flex: 0 0 auto;
    font-size: 0.78rem;
    letter-spacing: -0.015em;
    white-space: nowrap;
  }

  .ccweb-task-board__summary {
    display: none;
  }

  .ccweb-task-board__clock {
    display: flex;
    min-width: 0;
    min-height: 0;
    padding: clamp(0.65rem, 2.2vw, 1.2rem);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: clamp(0.35rem, 1.4vh, 0.65rem);
    color: var(--text-primary);
    white-space: nowrap;
    background: var(--bg-secondary);
  }

  .ccweb-task-board__clock-time {
    color: var(--text-primary);
    font-size: clamp(2.25rem, 6.4vw, 4.6rem);
    font-weight: 680;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.07em;
    line-height: 0.9;
  }

  .ccweb-task-board__clock-date {
    color: var(--text-secondary);
    font-size: clamp(0.6rem, 1.2vw, 0.78rem);
    font-weight: 560;
    letter-spacing: 0.025em;
  }

  .ccweb-task-board__controls {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.28rem;
  }

  .ccweb-task-board__search {
    flex: 0 1 min(9rem, 30vw);
    width: min(9rem, 30vw);
    transition: flex-basis 160ms ease, width 160ms ease;
  }

  .ccweb-task-board__search:not(:focus-within) {
    flex-basis: 1.9rem;
    width: 1.9rem;
  }

  .ccweb-task-board[data-search-active='true'] .ccweb-task-board__search,
  .ccweb-task-board__search:focus-within {
    flex-basis: min(9rem, 30vw);
    width: min(9rem, 30vw);
  }

  .ccweb-task-board__search-glyph {
    left: 0.55rem;
    font-size: 0.9rem;
  }

  .ccweb-task-board__input {
    height: 1.75rem;
    padding: 0 0.5rem 0 1.65rem;
    border-radius: 0.5rem;
    font-size: 0.65rem;
  }

  .ccweb-task-board[data-search-active='false'] .ccweb-task-board__search:not(:focus-within) .ccweb-task-board__input {
    padding-right: 0;
    color: transparent;
    cursor: pointer;
  }

  .ccweb-task-board[data-search-active='false'] .ccweb-task-board__search:not(:focus-within) .ccweb-task-board__input::placeholder {
    opacity: 0;
  }

  .ccweb-task-board__button {
    min-height: 1.75rem;
    padding: 0.2rem 0.4rem;
    border-radius: 0.42rem;
    font-size: 0.6rem;
  }

  .ccweb-task-board__workspace {
    display: block;
    height: 100%;
    min-height: 0;
    padding: 0;
  }

  .ccweb-task-board__wall {
    display: block;
    width: 100%;
    height: 100%;
    min-width: 0;
    min-height: 0;
    padding:
      env(safe-area-inset-top, 0px)
      env(safe-area-inset-right, 0px)
      env(safe-area-inset-bottom, 0px)
      env(safe-area-inset-left, 0px);
    overflow: hidden;
    background: var(--border-color);
  }

  .ccweb-task-board__wall-grid {
    display: grid;
    grid-template-columns: repeat(var(--task-board-wall-columns), minmax(0, 1fr));
    grid-template-rows: repeat(var(--task-board-wall-rows), minmax(0, 1fr));
    width: 100%;
    height: 100%;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    gap: 1px;
    background: var(--border-color);
  }

  .ccweb-task-board__wall-column {
    --task-board-status-color: var(--text-muted);
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    background: var(--bg-primary);
  }

  .ccweb-task-board__wall-column-header,
  .ccweb-task-board__wall-column-identity,
  .ccweb-task-board__wall-card-meta,
  .ccweb-task-board__wall-card-runtime {
    display: flex;
    align-items: center;
  }

  .ccweb-task-board__wall-column-header {
    min-width: 0;
    min-height: clamp(2rem, 6.8vh, 2.55rem);
    padding: clamp(0.35rem, 1.2vh, 0.58rem) clamp(0.5rem, 1.4vw, 0.82rem);
    justify-content: space-between;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
  }

  .ccweb-task-board__wall-column-identity {
    min-width: 0;
    gap: clamp(0.34rem, 0.8vw, 0.52rem);
  }

  .ccweb-task-board__wall-column-dot {
    display: block;
    flex: 0 0 auto;
    width: clamp(0.38rem, 0.8vw, 0.5rem);
    height: clamp(0.38rem, 0.8vw, 0.5rem);
    border-radius: 50%;
    background: var(--task-board-status-color);
    box-shadow: 0 0 0 0.12rem color-mix(in srgb, var(--task-board-status-color) 18%, transparent);
  }

  .ccweb-task-board__wall-column-title {
    margin: 0;
    overflow: hidden;
    color: var(--text-primary);
    font-size: clamp(0.7rem, 1.5vw, 0.98rem);
    font-weight: 680;
    letter-spacing: -0.015em;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .ccweb-task-board__wall-column-count {
    flex: 0 0 auto;
    color: var(--text-secondary);
    font-size: clamp(0.6rem, 1.15vw, 0.76rem);
    font-variant-numeric: tabular-nums;
  }

  .ccweb-task-board__wall-column-page {
    flex: 0 0 auto;
    color: var(--text-muted);
    font-size: clamp(0.55rem, 1vw, 0.68rem);
    font-variant-numeric: tabular-nums;
  }

  .ccweb-task-board__wall-column-body {
    display: grid;
    grid-auto-rows: minmax(0, 1fr);
    min-width: 0;
    min-height: 0;
    padding: clamp(0.35rem, 1.1vw, 0.65rem);
    overflow: hidden;
    gap: clamp(0.28rem, 0.8vw, 0.5rem);
  }

  .ccweb-task-board__wall-card {
    --task-board-status-color: var(--text-muted);
    position: relative;
    z-index: 1;
    display: flex;
    min-width: 0;
    min-height: 0;
    padding: clamp(0.4rem, 1.15vw, 0.72rem) clamp(0.45rem, 1.25vw, 0.78rem);
    overflow: hidden;
    flex-direction: column;
    gap: clamp(0.22rem, 0.8vh, 0.42rem);
    border: 1px solid var(--border-color);
    border-left: 0.16rem solid var(--task-board-status-color);
    border-radius: clamp(0.35rem, 0.8vw, 0.55rem);
    color: var(--text-primary);
    background: var(--bg-secondary);
    transform-origin: 0 50%;
    will-change: opacity, transform, clip-path;
  }

  .ccweb-task-board__wall-card-title {
    margin: 0;
    color: var(--text-primary);
    font-size: clamp(0.68rem, 1.45vw, 1rem);
    font-weight: 690;
    letter-spacing: -0.018em;
    line-height: 1.28;
    overflow-wrap: anywhere;
  }

  .ccweb-task-board__wall-card-summary {
    display: block;
    margin: 0;
    color: var(--text-secondary);
    font-size: clamp(0.56rem, 1.12vw, 0.76rem);
    line-height: 1.38;
    overflow-wrap: anywhere;
    white-space: normal;
  }

  .ccweb-task-board__wall-card-meta {
    margin-top: auto;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.3rem 0.6rem;
    color: var(--text-muted);
    font-size: clamp(0.52rem, 1vw, 0.68rem);
  }

  .ccweb-task-board__wall-card-runtime {
    gap: 0.3rem;
  }

  .ccweb-task-board__wall-card-runtime-dot {
    width: 0.36rem;
    height: 0.36rem;
    border-radius: 50%;
    background: var(--text-muted);
  }

  .ccweb-task-board__wall-card-runtime[data-running='true'] {
    color: var(--success);
  }

  .ccweb-task-board__wall-card-runtime[data-running='true'] .ccweb-task-board__wall-card-runtime-dot {
    background: currentColor;
    animation: ccweb-task-board-pulse 850ms ease-in-out infinite alternate;
  }

  .ccweb-task-board__wall-card-updated {
    color: var(--text-muted);
  }

  .ccweb-task-board__wall-column-empty,
  .ccweb-task-board__wall-empty {
    display: flex;
    min-width: 0;
    min-height: 0;
    align-items: center;
    justify-content: center;
    gap: 0.38rem;
    color: var(--text-muted);
    font-size: clamp(0.58rem, 1.15vw, 0.76rem);
  }

  .ccweb-task-board__wall-empty {
    flex-direction: column;
    background: var(--bg-primary);
  }

  .ccweb-task-board__wall-column-empty-mark,
  .ccweb-task-board__wall-empty-mark {
    color: var(--text-muted);
    font-size: 1.1rem;
  }

  .ccweb-task-board__lanes {
    display: none;
    grid-auto-flow: row;
    grid-auto-columns: auto;
    grid-auto-rows: auto;
    align-items: stretch;
    gap: 0;
    height: 100%;
    padding: 0;
    overflow-y: hidden;
    scroll-snap-type: none;
  }

  .ccweb-task-board__lanes[data-column-layout='fit'] {
    grid-template-columns: repeat(var(--task-board-column-count), minmax(0, 1fr));
    grid-template-rows: minmax(0, 1fr);
    overflow-x: hidden;
  }

  .ccweb-task-board__lanes[data-column-layout='scroll'] {
    grid-template-columns: repeat(var(--task-board-column-count), minmax(10rem, 1fr));
    grid-template-rows: minmax(0, 1fr);
    overflow-x: auto;
  }

  .ccweb-task-board__column {
    height: 100%;
    min-height: 0;
    overflow: hidden;
    border: 0;
    border-left: 1px solid var(--border-color);
    border-radius: 0;
    scroll-snap-align: none;
  }

  .ccweb-task-board__column:last-child {
    border-right: 1px solid var(--border-color);
  }

  .ccweb-task-board__column-header {
    position: static;
    flex: 0 0 auto;
    min-height: 1.72rem;
    gap: 0.3rem;
    padding: 0.27rem 0.36rem;
    border-radius: 0;
  }

  .ccweb-task-board__column-title-wrap {
    gap: 0.32rem;
  }

  .ccweb-task-board__column-dot {
    width: 0.4rem;
    height: 0.4rem;
    box-shadow: 0 0 0 0.12rem color-mix(in srgb, var(--task-board-status-color) 18%, transparent);
  }

  .ccweb-task-board__column-title {
    font-size: clamp(0.6rem, 1.08vw, 0.72rem);
  }

  .ccweb-task-board__column-count {
    min-width: 1.15rem;
    height: 1.08rem;
    padding: 0 0.25rem;
    font-size: 0.56rem;
  }

  .ccweb-task-board__column-disabled,
  .ccweb-task-board__column-empty {
    display: none;
  }

  .ccweb-task-board__column-body {
    flex: 1 1 auto;
    gap: 0.28rem;
    min-height: 0;
    padding: 0.3rem;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior-y: contain;
    scrollbar-width: thin;
    -webkit-overflow-scrolling: touch;
  }

  .ccweb-task-board__card {
    flex: 0 0 auto;
    gap: 0.24rem;
    padding: 0.34rem;
    border-radius: 0.38rem;
  }

  .ccweb-task-board__card:hover,
  .ccweb-task-board__card:focus-within {
    transform: none;
  }

  .ccweb-task-board__card-top,
  .ccweb-task-board__card-summary,
  .ccweb-task-board__metadata {
    display: none;
  }

  .ccweb-task-board__card-title {
    font-size: clamp(0.61rem, 1.05vw, 0.72rem);
    line-height: 1.26;
    -webkit-line-clamp: 2;
  }

  .ccweb-task-board__card[data-runtime-state='idle'] .ccweb-task-board__state-row {
    display: none;
  }

  .ccweb-task-board__state-row {
    gap: 0.2rem;
  }

  .ccweb-task-board__runtime-state {
    min-height: 1.05rem;
    padding: 0.08rem 0.23rem;
    border-radius: 0.3rem;
    font-size: 0.52rem;
  }

  .ccweb-task-board__card-footer {
    align-items: center;
    flex-direction: row;
    padding-top: 0.22rem;
  }

  .ccweb-task-board__card-actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    width: 100%;
    gap: 0.22rem;
  }

  .ccweb-task-board__status-select-wrap {
    width: auto;
    min-width: 0;
  }

  .ccweb-task-board__card-select {
    height: 1.36rem;
    padding: 0 1rem 0 0.32rem;
    border-radius: 0.35rem;
    font-size: 0.52rem;
  }

  .ccweb-task-board__card-action {
    min-height: 1.36rem;
    padding: 0.15rem 0.34rem;
    border-radius: 0.35rem;
    font-size: 0.52rem;
  }

  .ccweb-task-board__empty {
    width: 100%;
    height: 100%;
    min-height: 0;
    padding: 1rem;
  }

  .ccweb-task-board__status-layer {
    display: none !important;
    grid-template-columns: minmax(0, 1fr) minmax(19rem, 70vw);
  }

  .ccweb-task-board__status-header {
    padding: 0.55rem 0.7rem;
  }

  .ccweb-task-board__status-body {
    padding: 0.55rem;
  }
}

@media (orientation: landscape) and (max-height: 430px) {
  .ccweb-task-board__toolbar {
    min-height: 2.15rem;
    padding-top: calc(env(safe-area-inset-top, 0px) + 0.2rem);
    padding-bottom: 0.2rem;
  }

  .ccweb-task-board__title {
    font-size: 0.78rem;
  }

  .ccweb-task-board__summary {
    display: none;
  }

  .ccweb-task-board__clock-time {
    font-size: clamp(2.25rem, 5.5vw, 3.25rem);
  }

  .ccweb-task-board__clock-date {
    display: block;
  }

  .ccweb-task-board__clock {
    padding: 0.55rem;
  }

  .ccweb-task-board__wall-column-header {
    min-height: 1.8rem;
    padding: 0.28rem 0.48rem;
  }

  .ccweb-task-board__wall-column-body {
    padding: 0.28rem;
    gap: 0.24rem;
  }

  .ccweb-task-board__wall-card {
    padding: 0.32rem 0.42rem;
    gap: 0.18rem;
  }

  .ccweb-task-board__wall-card-title {
    font-size: clamp(0.64rem, 1.4vw, 0.82rem);
  }

  .ccweb-task-board__wall-card-summary {
    font-size: clamp(0.52rem, 1.05vw, 0.66rem);
    line-height: 1.3;
  }

  .ccweb-task-board__column-header {
    min-height: 1.72rem;
    padding-block: 0.24rem;
  }

  .ccweb-task-board__column-body {
    gap: 0.28rem;
    padding: 0.28rem;
  }

  .ccweb-task-board__card {
    gap: 0.24rem;
    padding: 0.34rem;
  }

  .ccweb-task-board__card-title {
    -webkit-line-clamp: 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  html[data-theme='wasteland'] .ccweb-task-board__card[data-runtime-state='running']::after {
    top: 50%;
    opacity: 1;
    transform: translateY(-50%);
    animation: none;
  }

  .ccweb-task-board,
  .ccweb-task-board *,
  .ccweb-task-board *::before,
  .ccweb-task-board *::after,
  .ccweb-task-tracking,
  .ccweb-task-tracking *,
  .ccweb-task-tracking *::before,
  .ccweb-task-tracking *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .ccweb-task-board__card:hover,
  .ccweb-task-board__card:focus-within {
    transform: none;
  }

  .ccweb-task-board__wall-card {
    will-change: auto;
  }
}

@media (forced-colors: active) {
  .ccweb-task-board__column-dot,
  .ccweb-task-board__definition-dot,
  .ccweb-task-board__wall-column-dot,
  .ccweb-task-board__wall-card-runtime-dot {
    border: 1px solid CanvasText;
  }

  .ccweb-task-board__button--primary {
    color: ButtonText;
    background: ButtonFace;
  }

  .ccweb-task-tracking[data-enabled='true'] .ccweb-task-tracking__dot {
    background: ButtonText;
  }
}