/* === Cards === */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--card-padding);
  cursor: grab;
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast),
    opacity var(--transition-normal);
  user-select: none;
  touch-action: pan-x pan-y;
  container-type: inline-size;
  container-name: task-card;
}
.card:hover {
  background: var(--card-hover);
  border-color: var(--text-muted);
}
.card:focus-visible {
  box-shadow: var(--focus-ring-strong);
  border-color: var(--todo);
  outline: none;
}
.card:active {
  cursor: grabbing;
}
.card.dragging {
  opacity: 0.4;
  transform: scale(0.98);
}
.card.file-drop-target {
  border: 2px dashed var(--todo);
  background: color-mix(in srgb, var(--todo) 8%, transparent);
}

/* Agent-active glow: animated border glow when an agent is actively working on a task.
   Uses the in-progress column color to stay consistent with the theme. */
.card.agent-active {
  border-color: var(--in-progress);
  box-shadow:
    0 0 8px color-mix(in srgb, var(--in-progress) 40%, transparent),
    0 0 20px color-mix(in srgb, var(--in-progress) 15%, transparent);
  animation: agent-glow 2.5s ease-in-out infinite;
}

@keyframes agent-glow {
  0%,
  100% {
    box-shadow:
      0 0 8px color-mix(in srgb, var(--in-progress) 40%, transparent),
      0 0 20px color-mix(in srgb, var(--in-progress) 15%, transparent);
  }
  50% {
    box-shadow:
      0 0 12px color-mix(in srgb, var(--in-progress) 60%, transparent),
      0 0 28px color-mix(in srgb, var(--in-progress) 25%, transparent);
  }
}

.card-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: var(--space-xs);
}

.card-id {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.card-title {
  font-size: 0.8125rem;
  line-height: 1.4;
  word-break: break-word;
}

.card-branch-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-xs);
}

.card-branch-chip {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  gap: var(--space-xs);
  padding: calc(var(--space-xs) / 4) calc(var(--space-sm) - (var(--space-xs) / 4));
  border-radius: var(--radius-pill);
  border: var(--btn-border-width) solid color-mix(in srgb, var(--text-muted) 35%, transparent);
  background: color-mix(in srgb, var(--text-muted) 14%, transparent);
  color: var(--text-muted);
  font-size: 0.625rem;
}

.card-branch-label {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.card-branch-value {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: var(--font-mono);
  color: var(--text);
}

/* z-index + position: relative so .card-dep-badge tooltip renders above .card-title */
.card-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  row-gap: var(--space-xs);
  margin-top: var(--space-sm);
  font-size: 0.6875rem;
  color: var(--text-dim);
  position: relative;
  z-index: 1;
}

.card-meta-move {
  margin-left: auto;
  position: relative;
}

.card-retry-badge {
  cursor: pointer;
}

.card-retry-badge:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring-strong);
}

.card-retry-badge--warning {
  color: var(--color-warning);
  background: color-mix(in srgb, var(--color-warning) 14%, transparent);
  border-color: color-mix(in srgb, var(--color-warning) 45%, transparent);
}

.card-retry-badge--error {
  color: var(--color-error);
  background: color-mix(in srgb, var(--color-error) 14%, transparent);
  border-color: color-mix(in srgb, var(--color-error) 45%, transparent);
}

.card-status-badge,
.card-priority-badge,
.card-size-badge,
.card-no-commits-expected-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.625rem;
  font-weight: 600;
  line-height: 1;
  text-transform: uppercase;
  padding: calc(var(--space-xs) / 2) var(--space-sm);
  border: var(--btn-border-width) solid transparent;
  border-radius: var(--radius-pill);
}

.card-status-badge {
  letter-spacing: 0.5px;
}

.card-no-commits-expected-badge {
  background: color-mix(in srgb, var(--text-muted) 18%, transparent);
  border-color: color-mix(in srgb, var(--text-muted) 35%, transparent);
  color: var(--text-muted);
  text-transform: lowercase;
}

.card-status-badge.stalled-review {
  background: color-mix(in srgb, var(--color-warning) 18%, transparent);
  color: var(--color-warning);
  border-color: color-mix(in srgb, var(--color-warning) 30%, transparent);
}

.card-stalled-review-reason {
  margin-top: var(--space-xs);
  font-size: 0.6875rem;
  line-height: 1.4;
  color: var(--text-muted);
  overflow: hidden;
  white-space: normal;
  word-break: break-word;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
}

.card-status-badge--triage {
  background: var(--status-triage-bg);
  color: var(--triage);
}
.card-status-badge--todo {
  background: var(--status-todo-bg);
  color: var(--todo);
}
.card-status-badge--in-progress {
  background: var(--status-in-progress-bg);
  color: var(--in-progress);
}
.card-status-badge--in-review {
  background: var(--status-in-review-bg);
  color: var(--in-review);
}
.card-status-badge--done {
  background: var(--status-done-bg);
  color: var(--done);
}
.card-status-badge--archived {
  background: var(--status-archived-bg);
  color: var(--text-muted);
}

.card-status-badge.pulsing {
  animation: pulse 1.5s ease-in-out infinite;
}

.card-status-badge.failed {
  background: var(--status-error-bg);
  color: var(--color-error-dark);
}

.card-status-badge.stuck {
  background: var(--status-triage-bg-deep);
  color: var(--triage);
  animation: stuck-pulse 2s ease-in-out infinite;
}

.card-status-badge.in-review-stall {
  background: color-mix(in srgb, var(--color-warning) 14%, transparent);
  color: var(--color-warning);
  border-color: color-mix(in srgb, var(--color-warning) 45%, transparent);
}

.card-status-badge.in-review-stall.in-review-stall--merge-retries-exhausted {
  background: color-mix(in srgb, var(--color-error) 14%, transparent);
  color: var(--color-error);
  border-color: color-mix(in srgb, var(--color-error) 45%, transparent);
}

.card-status-badge.stale-paused-review {
  background: color-mix(in srgb, var(--color-error) 14%, transparent);
  color: var(--color-error);
  border-color: color-mix(in srgb, var(--color-error) 45%, transparent);
}

.card-status-badge.card-task-age-staleness-badge--warning {
  background: color-mix(in srgb, var(--color-warning) 14%, transparent);
  color: var(--color-warning);
  border-color: color-mix(in srgb, var(--color-warning) 45%, transparent);
}

.card-status-badge.card-task-age-staleness-badge--critical {
  background: color-mix(in srgb, var(--color-error) 14%, transparent);
  color: var(--color-error);
  border-color: color-mix(in srgb, var(--color-error) 45%, transparent);
}

.card-status-badge.paused {
  background: var(--status-done-bg-deep);
  color: var(--text-muted);
}

.card-status-badge.awaiting-approval {
  background: var(--status-triage-bg-deep);
  color: var(--triage);
}

.card.stuck {
  border-left: 3px solid var(--triage);
  background: color-mix(in srgb, var(--triage) 6%, transparent);
}

@keyframes stuck-pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.65;
  }
}

/* Size badge: positioned in card header, subtle color coding for effort estimation */
.card-size-badge {
  letter-spacing: 0.5px;
}

/* Size S: subtle green tint (low effort) */
.card-size-badge.size-s {
  background: color-mix(in srgb, var(--color-success) 15%, transparent);
  color: var(--color-success);
}

/* Size M: neutral tint (medium effort) */
.card-size-badge.size-m {
  background: color-mix(in srgb, var(--text-muted) 15%, transparent);
  color: var(--text-muted);
}

/* Size L: subtle amber tint (higher effort) */
.card-size-badge.size-l {
  background: color-mix(in srgb, var(--triage) 15%, transparent);
  color: var(--triage);
}

.card-priority-badge {
  letter-spacing: 0.4px;
}

.card-priority-badge--low {
  background: color-mix(in srgb, var(--color-info) 15%, transparent);
  color: var(--color-info);
}

.card-priority-badge--high {
  background: color-mix(in srgb, var(--color-warning) 18%, transparent);
  color: var(--color-warning);
}

.card-priority-badge--urgent {
  background: color-mix(in srgb, var(--color-error) 20%, transparent);
  color: var(--color-error-dark);
}

.card-execution-mode-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
  border-radius: var(--radius-pill);
}

.card-execution-mode-badge svg {
  width: 0.75rem;
  height: 0.75rem;
}

.card-execution-mode-badge--fast {
  background: color-mix(in srgb, var(--color-warning) 20%, transparent);
  color: var(--color-warning);
}

.card.failed {
  border-left: 3px solid var(--color-error-dark);
}

/* Error display on failed task cards */
.card-error {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  margin: var(--space-xs) 0;
  padding: var(--space-xs) var(--space-sm);
  background: color-mix(in srgb, var(--color-error) 10%, transparent);
  border: var(--btn-border-width) solid color-mix(in srgb, var(--color-error-dark) 25%, transparent);
  border-radius: var(--radius-sm);
  font-size: 0.6875rem;
  color: var(--color-error-dark);
  line-height: 1.4;
}

.card-error-icon {
  flex-shrink: 0;
  font-size: 0.75rem;
}

.card-error-text {
  word-break: break-word;
}

.card-error-retry-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  flex-shrink: 0;
  min-height: 24px;
  padding: var(--space-xs) calc(var(--space-sm) - (var(--space-xs) / 2));
  border-radius: var(--radius-sm);
  border-color: color-mix(in srgb, var(--color-error-dark) 20%, transparent);
  background: color-mix(in srgb, var(--color-error) 10%, transparent);
  color: var(--color-error-dark);
}

.card-error-retry-btn:hover:not(:disabled) {
  background: color-mix(in srgb, var(--color-error) 16%, transparent);
}

.card-error-retry-btn:focus-visible {
  box-shadow: var(--focus-ring-strong);
}

.card-error-retry-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

@media (max-width: 768px) {
  .card-error-retry-btn {
    min-height: 36px;
  }
}

/* Awaiting manual plan approval: amber left border + subtle pulsing background to signal human review needed.
   Distinct from agent-active (purple glow), failed (red left border + error block), and paused (dimmed opacity). */
.card.awaiting-approval {
  border-left: 3px solid var(--triage);
  background: color-mix(in srgb, var(--triage) 6%, transparent);
  animation: approval-pulse 3s ease-in-out infinite;
}

@keyframes approval-pulse {
  0%,
  100% {
    background: color-mix(in srgb, var(--triage) 6%, transparent);
  }
  50% {
    background: color-mix(in srgb, var(--triage) 12%, transparent);
  }
}

.card.paused {
  opacity: 0.55;
  border-left: 3px solid var(--text-muted);
  cursor: default;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.card-dep-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 0.6875rem;
  color: var(--triage);
  position: relative;
  cursor: default;
}

.card-dep-badge.clickable {
  cursor: pointer;
  transition: color var(--transition-fast), text-decoration var(--transition-fast);
}

.card-dep-badge.clickable:hover {
  color: var(--todo);
  text-decoration: underline;
}

.card-dep-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-xs);
}

.card-scope-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 0.6875rem;
  color: var(--in-progress);
  position: relative;
  cursor: default;
}

.card-fanout-badge {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--space-xs) / 2);
  font-size: 0.6875rem;
  position: relative;
  cursor: default;
}

.card-fanout-count {
  font-family: var(--font-mono);
}

.card-fanout-badge--stale {
  color: var(--color-warning);
  background: color-mix(in srgb, var(--color-warning) 12%, transparent);
  border-radius: var(--radius-pill);
  padding-inline: calc(var(--space-xs) / 2);
}

.card-scope-badge[data-tooltip]:hover::after,
.card-fanout-badge[data-tooltip]:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.6875rem;
  white-space: nowrap;
  z-index: 10;
  pointer-events: none;
  margin-bottom: var(--space-xs);
  box-shadow: var(--shadow-md);
}

/* Mission badge: clickable link to mission from task card */
.card-mission-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 0.625rem;
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--badge-mission-text);
  background: var(--badge-mission-bg);
  padding: 2px 6px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: color var(--transition-fast), background var(--transition-fast);
  max-width: 110px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-mission-badge:hover {
  color: var(--badge-mission-text-hover);
  background: var(--badge-mission-bg-hover);
}

.card-agent-row {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-xs);
}

.card-bottom-row {
  display: flex;
  justify-content: flex-end;
  margin-top: var(--space-sm);
}

.card-bottom-right-row {
  display: flex;
  align-items: center;
  min-width: 0;
}

.card-bottom-right-row:focus-within .card-send-back-btn {
  opacity: 1;
}

.card-provider-icons {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  flex-shrink: 0;
}

.card-provider-icons .provider-icon {
  display: inline-flex;
  align-items: center;
}

.card-agent-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.625rem;
  font-weight: 600;
  color: var(--text-muted);
  background: color-mix(in srgb, var(--text-muted) 18%, transparent);
  border: var(--btn-border-width) solid color-mix(in srgb, var(--text-muted) 35%, transparent);
  padding: calc(var(--space-xs) / 4) calc(var(--space-sm) - (var(--space-xs) / 4));
  border-radius: var(--radius-pill);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-agent-created-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.625rem;
  font-weight: 600;
  color: var(--text-muted);
  background: color-mix(in srgb, var(--text-muted) 18%, transparent);
  border: var(--btn-border-width) solid color-mix(in srgb, var(--text-muted) 35%, transparent);
  padding: calc(var(--space-xs) / 4) calc(var(--space-sm) - (var(--space-xs) / 4));
  border-radius: var(--radius-pill);
  line-height: 1;
}

.card-agent-badge-text {
  min-width: 0;
  flex: 0 1 auto;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@container task-card (max-width: 240px) {
  .card-agent-badge-text {
    display: none;
  }
}

@media (max-width: 768px) {
  .card-agent-badge-text {
    display: none;
  }

}

.card-agent-badge--loading {
  animation: pulse 1.5s ease-in-out infinite;
}

.card-progress {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.card-footer-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
  min-width: 0;
  flex-wrap: nowrap;
}

.card-session-files {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.75rem;
  cursor: pointer;
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
}

.card-session-files svg {
  flex-shrink: 0;
}

.card-session-files span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-session-files:hover {
  color: var(--text);
}

.card-session-files:disabled {
  cursor: default;
  opacity: 0.7;
}

.card-source-provenance {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-muted);
}

.card-footer-row > .card-source-provenance:first-of-type,
.card-footer-row > .card-github-tracking-chip:first-of-type,
.card-footer-row > .card-retry-badge:first-of-type,
.card-footer-row > .card-time-indicator:first-of-type {
  margin-left: auto;
}

.card-source-provenance + .card-source-provenance,
.card-footer-row > .card-source-provenance + .card-github-tracking-chip:first-of-type,
.card-footer-row > .card-source-provenance + .card-retry-badge,
.card-footer-row > .card-source-provenance + .card-time-indicator,
.card-footer-row > .card-github-tracking-chip + .card-retry-badge,
.card-footer-row > .card-github-tracking-chip + .card-time-indicator,
.card-footer-row > .card-retry-badge + .card-time-indicator {
  margin-left: 0;
}

.card-footer-row.card-footer-row--chip-far-right > .card-source-provenance:first-of-type,
.card-footer-row.card-footer-row--chip-far-right > .card-source-provenance + .card-github-tracking-chip:first-of-type {
  margin-left: 0;
}

.card-footer-row.card-footer-row--chip-far-right > .card-github-tracking-chip {
  margin-left: auto;
}

.card-source-provenance .provider-icon {
  display: inline-flex;
  align-items: center;
}

.card-time-indicator,
.card-github-tracking-chip,
.card-retry-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  flex-shrink: 0;
  padding: var(--space-xs) var(--space-sm);
  height: var(--card-chip-height);
  min-height: var(--card-chip-height);
  border: var(--btn-border-width) solid transparent;
  border-radius: var(--radius-pill);
  font-size: 0.6875rem;
  font-weight: 600;
  font-family: var(--font-mono);
  line-height: 1;
  white-space: nowrap;
}

.card-time-indicator > span,
.card-github-tracking-chip > span,
.card-retry-badge > span {
  display: inline-flex;
  align-items: center;
  line-height: 1;
  transform: translateY(1px);
}

.card-time-indicator svg,
.card-github-tracking-chip svg,
.card-retry-badge svg,
.card-source-provenance svg {
  display: block;
  flex-shrink: 0;
}

.card-github-tracking-chip {
  border-color: color-mix(in srgb, var(--text-muted) 30%, transparent);
  background: color-mix(in srgb, var(--text-muted) 12%, transparent);
  color: var(--text-muted);
  text-decoration: none;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.card-github-tracking-chip:hover {
  background: var(--card-hover);
  color: var(--text);
}

.card-github-tracking-chip:focus-visible {
  box-shadow: var(--focus-ring-strong);
  outline: none;
}

.card-github-tracking-link {
  text-decoration: none;
}

.card-time-indicator {
  border-color: color-mix(in srgb, var(--text-muted) 30%, transparent);
  background: color-mix(in srgb, var(--text-muted) 12%, transparent);
  color: var(--text-muted);
}

.card-github-tracking-chip .provider-icon svg {
  width: 12px;
  height: 12px;
}

.card-progress-bar {
  flex: 1;
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.card-progress-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.3s;
}

.card-progress-label {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--text-muted);
  font-family: var(--font-mono);
  flex-shrink: 0;
}

/* Steps toggle and list */
.card-steps-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: 6px;
  min-height: calc(var(--space-xl) + var(--space-md));
  padding: var(--space-xs) 0;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.6875rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.card-steps-toggle:hover {
  color: var(--text);
}

.card-steps-toggle:focus-visible {
  box-shadow: var(--focus-ring-strong);
  border-radius: var(--radius-sm);
}

.card-steps-toggle-icon {
  transition: transform var(--transition-normal);
}

.card-steps-toggle-icon.expanded {
  transform: rotate(180deg);
}

.card-steps-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
  max-height: 200px;
  overflow-y: auto;
}

.card-step-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
}

.card-step-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.card-step-dot--pending {
  background: var(--border);
}

.card-step-dot--in-progress {
  background: var(--todo);
}

.card-step-dot--done {
  background: var(--color-success);
}

.card-step-dot--skipped {
  background: var(--text-dim);
}

.card-step-dot--failed {
  background: var(--color-error-dark);
}

.card-step-dot--workflow-failed {
  background: var(--ws-warning);
}

.card-step-name {
  flex: 1;
  min-width: 0;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-step-name.completed {
  text-decoration: line-through;
  opacity: 0.6;
}

.card-step-workflow-badge {
  margin-left: auto;
  padding: 0 var(--space-xs);
  border-radius: var(--radius-pill);
  border: 1px solid var(--border);
  font-size: 0.5625rem;
  color: var(--text-muted);
  background: var(--surface);
  white-space: nowrap;
}

.card-step-workflow-badge--pre-merge {
  color: var(--in-review);
  background: var(--status-in-review-bg);
  border-color: color-mix(in srgb, var(--in-review) 35%, var(--border));
}

.card-step-workflow-badge--post-merge {
  color: var(--done);
  background: var(--status-done-bg);
  border-color: color-mix(in srgb, var(--done) 35%, var(--border));
}


/* Animation for initializing spinner */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.animate-spin {
  animation: spin 1s linear infinite;
}



/* === Card Inline Editing === */

/* Card in edit mode - highlighted border matching column theme */
.card.card-editing {
  border: 1px solid var(--todo);
  border-left: 3px solid var(--todo);
  background: var(--card);
  cursor: default;
}

.card.card-editing[data-column="triage"] {
  border-color: var(--triage);
  border-left-color: var(--triage);
}

.card.card-editing[data-column="todo"] {
  border-color: var(--todo);
  border-left-color: var(--todo);
}

/* Edit content container */
.card-editing-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

/* Description textarea in edit mode - follows InlineCreateCard patterns */
.card-edit-desc-textarea {
  width: 100%;
  padding: 6px 8px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text);
  font-size: 0.8125rem;
  font-family: inherit;
  outline: none;
  resize: none;
  overflow: hidden;
  line-height: 1.4;
  min-height: 80px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.card-edit-desc-textarea:focus {
  border-color: var(--todo);
  box-shadow: var(--focus-ring);
  border-radius: var(--radius-sm);
}

.card-edit-desc-textarea::placeholder {
  color: var(--text-dim);
}

.card-edit-desc-textarea:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Card header actions container - groups size badge and buttons on the right */
.card-header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

/* Edit button - visible on hover */
.card-edit-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transition-fast), background var(--transition-fast),
    color var(--transition-fast);
}

.card:hover .card-edit-btn {
  opacity: 1;
}

.card-edit-btn:hover {
  background: var(--border);
  color: var(--text);
}

.card-edit-btn:focus {
  opacity: 1;
  outline: 1px solid var(--todo);
  outline-offset: 1px;
}

/* Delete button - visible on hover for triage column */
.card-delete-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transition-fast), color var(--transition-fast);
}

.card:hover .card-delete-btn {
  opacity: 1;
}

.card-delete-btn:hover {
  color: var(--color-error);
}

.card-delete-btn:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  opacity: 1;
}

/* Archive/Unarchive buttons */
.card-archive-btn,
.card-unarchive-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--space-xs) / 4)
    calc(var(--space-sm) - (var(--space-xs) / 2));
  margin-left: var(--space-xs);
  font-size: 0.625rem;
  font-weight: 500;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transition-fast), background var(--transition-fast),
    color var(--transition-fast), border-color var(--transition-fast);
}

.card:hover .card-archive-btn,
.card:hover .card-unarchive-btn {
  opacity: 1;
}

.card-archive-btn:hover,
.card-unarchive-btn:hover {
  background: var(--card-hover);
  color: var(--text);
  border-color: var(--border-hover);
}

.card-archive-btn:focus,
.card-unarchive-btn:focus {
  opacity: 1;
  outline: 1px solid var(--todo);
  outline-offset: 1px;
}

/* Send Back button and dropdown */
.card-send-back {
  position: relative;
}

.card-send-back-btn {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--space-xs) / 2);
  padding: calc(var(--space-xs) / 4)
    calc(var(--space-sm) - (var(--space-xs) / 2));
  margin-left: var(--space-xs);
  font-size: 0.625rem;
  font-weight: 500;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transition-fast), background var(--transition-fast),
    color var(--transition-fast), border-color var(--transition-fast);
}

.card:hover .card-send-back-btn {
  opacity: 1;
}

.card-send-back-btn:hover {
  background: var(--card-hover);
  color: var(--text);
  border-color: var(--border-hover);
}

.card-send-back-btn:focus {
  opacity: 1;
  outline: 1px solid var(--todo);
  outline-offset: 1px;
}

.card-send-back-menu {
  position: absolute;
  top: calc(100% + var(--space-xs));
  right: 0;
  z-index: 50;
  min-width: 100px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.card-bottom-right-row .card-send-back-menu {
  top: auto;
  left: auto;
  bottom: calc(100% + var(--space-xs));
  right: 0;
}

.card-meta-move .card-send-back-menu {
  left: auto;
  right: 0;
}

.card-send-back-menu-item {
  display: block;
  width: 100%;
  padding: calc(var(--space-sm) - (var(--space-xs) / 4)) var(--space-md);
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text);
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background var(--transition-instant);
}

.card-send-back-menu-item:hover {
  background: var(--surface-hover, color-mix(in srgb, var(--text) 6%, transparent));
}

.card-send-back-menu-item:focus {
  outline: none;
  background: var(--surface-hover, color-mix(in srgb, var(--text) 6%, transparent));
}

/* Loading state during save */
.card-edit-loading {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-xs);
  font-size: 0.6875rem;
  color: var(--text-muted);
}

.card-edit-loading-spinner {
  width: 12px;
  height: 12px;
  border: 2px solid var(--border);
  border-top-color: var(--todo);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.card-edit-loading-text {
  font-size: 0.6875rem;
  color: var(--text-muted);
}

/* === Mobile Responsive Overrides === */
@media (max-width: 768px) {
  /* Card edit button: always visible on mobile (no hover) */
  .card-edit-btn {
    opacity: 1;
    width: 28px;
    height: 28px;
    margin: -6px -6px -6px 0;
    border-radius: var(--radius-md);
  }

  .card-edit-btn svg {
    width: 16px;
    height: 16px;
  }

  /* Card delete button: always visible on mobile (no hover) */
  .card-delete-btn {
    opacity: 1;
    width: 28px;
    height: 28px;
    margin: -6px -6px -6px 0;
    border-radius: var(--radius-md);
  }

  .card-delete-btn svg {
    width: 16px;
    height: 16px;
  }

  /* FN-4365/FN-4351: keep secondary actions compact and inline with the header title row on mobile. */
  .card-header-actions {
    gap: 4px;
    flex-shrink: 0;
  }

  /* FN-4351/FN-3965: keep secondary actions visible on touch, but compact per WCAG 2.5.8 because the card tap surface is the primary target for opening task detail. */
  .card-archive-btn,
  .card-unarchive-btn {
    opacity: 1;
  }

  .card-send-back-btn {
    opacity: 1;
  }

  /* Card: compact progress bar on narrow cards */
  .card-progress {
    gap: var(--space-xs);
  }

  .card-progress-label {
    font-size: 0.625rem;
    min-width: 30px;
  }

  .card-steps-toggle {
    padding: var(--space-xs) 0;
  }

  .card-footer-row {
    margin-top: var(--space-xs);
    gap: var(--space-xs);
  }

  .card-footer-row.card-footer-row--chip-far-right > .card-github-tracking-chip {
    margin-left: auto;
  }

  .card-time-indicator,
  .card-github-tracking-chip,
  .card-retry-badge {
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.625rem;
    height: var(--card-chip-height-mobile);
    min-height: var(--card-chip-height-mobile);
  }

  .card-bottom-row {
    margin-top: var(--space-xs);
  }

  /* Card: smaller status badges for 280px width */
  .card-status-badge,
  .card-priority-badge,
  .card-size-badge {
    font-size: 0.5625rem;
    padding: calc(var(--space-xs) / 4) calc((var(--space-xs) * 3) / 2);
  }

  .card-stalled-review-reason {
    font-size: 0.625rem;
    -webkit-line-clamp: 3;
    line-clamp: 3;
  }

  .card-mission-badge {
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .card-agent-created-badge {
    font-size: 0.5625rem;
    padding: calc(var(--space-xs) / 4) var(--space-sm);
  }

  .card-branch-row {
    gap: calc(var(--space-xs) / 2);
  }

  .card-branch-chip {
    max-width: 100%;
  }

  .card-branch-value {
    max-width: 18ch;
  }

  /* Card: wrap dependency badges */
  .card-dep-list {
    flex-wrap: wrap;
  }
}