/**
 * SpeVi Kanban — Stylesheet
 * 
 * Uses CSS custom properties from shared/base-theme.css
 * Dark theme by default (matches specviber).
 * 
 * @version 1.0
 * @since 2026-03-04
 */

/* ─── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--dm-font);
  font-size: var(--dm-font-size);
  background: var(--dm-bg);
  color: var(--dm-text);
  height: 100vh;
  overflow: hidden;
}

/* ─── Login Overlay ────────────────────────────────────────── */
.kb-login-overlay {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
}

.kb-login-card {
  background: var(--dm-card);
  border: 1px solid var(--dm-border);
  border-radius: var(--dm-radius-lg);
  padding: 2rem;
  width: 340px;
  text-align: center;
  box-shadow: var(--dm-shadow-lg);
}

.kb-login-card h2 {
  font-size: 22px;
  margin-bottom: 0.5rem;
}

.kb-login-card p {
  color: var(--dm-text-muted);
  margin-bottom: 1.25rem;
  font-size: 13px;
}

.kb-login-card input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--dm-border);
  border-radius: var(--dm-radius);
  background: var(--dm-bg);
  color: var(--dm-text);
  font-size: 14px;
  margin-bottom: 12px;
  outline: none;
}

.kb-login-card input:focus {
  border-color: var(--dm-primary);
  box-shadow: 0 0 0 2px rgba(var(--dm-primary-rgb), 0.15);
}

.kb-login-error {
  background: var(--priority-critical-bg);
  color: var(--priority-critical-text);
  padding: 8px 12px;
  border-radius: var(--dm-radius-sm);
  font-size: 13px;
  margin-bottom: 12px;
}
.kb-login-form-recovering input,
.kb-login-form-recovering .kb-btn {
  display: none;
}
.kb-login-error.kb-login-info {
  background: rgba(102,126,234,0.14);
  border: 1px solid rgba(102,126,234,0.28);
  color: var(--dm-text);
}

/* ─── Buttons ──────────────────────────────────────────────── */
.kb-btn {
  border: 1px solid var(--dm-border);
  border-radius: var(--dm-radius);
  background: var(--dm-card);
  color: var(--dm-text);
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  padding: 6px 14px;
  transition: background 0.15s, border-color 0.15s;
}

.kb-btn:hover {
  background: var(--dm-bg-hover);
  border-color: var(--dm-border-strong);
}

.kb-btn:disabled {
  opacity: 0.45;
  cursor: default;
}

.kb-btn:disabled:hover {
  background: var(--dm-card);
  border-color: var(--dm-border);
}

.kb-btn-primary {
  background: var(--dm-primary);
  color: #fff;
  border-color: var(--dm-primary);
  width: 100%;
  padding: 10px;
  font-size: 14px;
  font-weight: 600;
}

.kb-btn-primary:hover {
  background: var(--dm-primary-hover);
  border-color: var(--dm-primary-hover);
}

.kb-btn-icon {
  width: 34px; height: 34px;
  padding: 0;
  font-size: 18px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--dm-radius);
}

.kb-undo-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-width: 90px;
  height: 34px;
  padding: 0 12px;
  font-weight: 600;
}

.kb-undo-btn.kb-undo-ready {
  background: rgba(var(--dm-primary-rgb), 0.14);
  border-color: rgba(var(--dm-primary-rgb), 0.4);
  color: var(--dm-text);
  box-shadow: inset 0 0 0 1px rgba(var(--dm-primary-rgb), 0.12);
}

.kb-undo-btn.kb-undo-ready:hover {
  background: rgba(var(--dm-primary-rgb), 0.22);
  border-color: rgba(var(--dm-primary-rgb), 0.52);
}

.kb-undo-icon {
  font-size: 16px;
  line-height: 1;
}

@media (max-width: 1100px) {
  .kb-undo-btn {
    min-width: 34px;
    width: 34px;
    padding: 0;
    justify-content: center;
  }

  .kb-undo-label {
    display: none;
  }
}

/* ─── Toolbar ──────────────────────────────────────────────── */
.kb-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--dm-card);
  border-bottom: 1px solid var(--dm-border);
  flex-shrink: 0;
}

.kb-toolbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.kb-toolbar-right {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

.kb-title {
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
}
.kb-title-icon {
  width: 1.1em;
  height: 1.1em;
  vertical-align: -0.15em;
}

.kb-ws-badge {
  color: rgba(255,255,255,0.9);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 12px;
  background: rgba(255,255,255,0.12);
  border-radius: 6px;
  letter-spacing: 0.01em;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.15s;
}
.kb-ws-badge:hover {
  background: rgba(255,255,255,0.22);
}
.kb-task-count {
  font-size: 12px;
  color: var(--dm-text-muted);
  background: var(--dm-bg);
  padding: 2px 8px;
  border-radius: 99px;
}

.kb-toggle-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--dm-text-muted);
  cursor: pointer;
  user-select: none;
}

.kb-toggle-label input[type="checkbox"] {
  accent-color: var(--dm-primary);
}

/* ─── Board ────────────────────────────────────────────────── */
#app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  transition: margin-right 0.2s ease;
}

.kb-board {
  display: flex;
  gap: 12px;
  padding: 12px;
  flex: 1;
  overflow-x: auto;
  overflow-y: hidden;
}

/* ─── Column ───────────────────────────────────────────────── */
.kb-column {
  display: flex;
  flex-direction: column;
  min-width: 280px;
  max-width: 380px;
  flex: 1;
  background: var(--dm-bg-secondary);
  border: 1px solid var(--dm-border);
  border-radius: var(--dm-radius);
  overflow: hidden;
  transition: min-width 0.2s ease, max-width 0.2s ease, flex 0.2s ease;
}

/* ─── Collapsed column ─────────────────────────────────────── */
.kb-column-collapsed {
  min-width: 38px;
  max-width: 38px;
  flex: 0 0 38px;
  cursor: pointer;
}
.kb-column-collapsed:hover {
  background: var(--dm-card);
}
.kb-column-strip {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 10px 4px;
  height: 100%;
}
.kb-strip-icon {
  font-size: 16px;
}
.kb-strip-label {
  writing-mode: vertical-lr;
  text-orientation: mixed;
  font-size: 12px;
  font-weight: 600;
  color: var(--dm-text-secondary);
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.kb-strip-count {
  background: var(--dm-bg);
  color: var(--dm-text-muted);
  font-size: 10px;
  font-weight: 600;
  padding: 1px 5px;
  border-radius: 99px;
  min-width: 18px;
  text-align: center;
}

/* Collapse/expand button */
.kb-collapse-btn {
  all: unset;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  font-size: 12px;
  border-radius: 4px;
  cursor: pointer;
  color: var(--dm-text-dim);
  transition: background 0.15s, color 0.15s;
}
.kb-collapse-btn:hover {
  background: var(--dm-border);
  color: var(--dm-text);
}

/* Sort toggle button (per column) */
.kb-sort-btn {
  all: unset;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  font-size: 12px;
  border-radius: 4px;
  cursor: pointer;
  color: var(--dm-text-dim);
  transition: background 0.15s, color 0.15s;
}
.kb-sort-btn:hover {
  background: var(--dm-border);
  color: var(--dm-text);
}
.kb-sort-btn-active {
  color: var(--dm-accent, #58a6ff);
  background: rgba(88, 166, 255, 0.12);
}
.kb-sort-btn-active:hover {
  background: rgba(88, 166, 255, 0.22);
}

.kb-column-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  background: var(--dm-card);
  border-bottom: 1px solid var(--dm-border);
  font-weight: 600;
  font-size: 14px;
  user-select: none;
  flex-shrink: 0;
  cursor: grab;
}

.kb-column-header:active {
  cursor: grabbing;
}

.kb-column-header-right {
  display: flex;
  align-items: center;
  gap: 6px;
}

.kb-column-header-grip {
  color: var(--dm-text-dim);
  font-size: 14px;
  opacity: 0.4;
  margin-right: 2px;
  transition: opacity 0.15s;
}

.kb-column-header:hover .kb-column-header-grip {
  opacity: 0.8;
}

.kb-column-header-left {
  display: flex;
  align-items: center;
  gap: 6px;
}

.kb-column-count {
  background: var(--dm-bg);
  color: var(--dm-text-muted);
  font-size: 11px;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 99px;
  min-width: 22px;
  text-align: center;
}

.kb-column-body {
  flex: 1;
  overflow-y: auto;
  padding: 6px 8px 12px;
}

/* Scrollbar */
.kb-column-body::-webkit-scrollbar { width: 5px; }
.kb-column-body::-webkit-scrollbar-track { background: transparent; }
.kb-column-body::-webkit-scrollbar-thumb { background: var(--dm-border); border-radius: 3px; }
.kb-column-body::-webkit-scrollbar-thumb:hover { background: var(--dm-text-dim); }

/* ─── Priority divider ─────────────────────────────────────── */
.kb-priority-divider {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 4px 4px;
  margin-top: 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--dm-text-dim);
  user-select: none;
}

.kb-priority-divider:first-child {
  margin-top: 0;
  padding-top: 2px;
}

.kb-priority-divider-line {
  flex: 1;
  height: 1px;
  background: var(--dm-border);
}

.kb-priority-divider-icon {
  flex-shrink: 0;
}

.kb-priority-divider-label {
  white-space: nowrap;
  flex-shrink: 0;
}

/* ─── Task Card ────────────────────────────────────────────── */
.kb-card {
  background: var(--dm-card);
  border: 1px solid var(--dm-border);
  border-radius: var(--dm-radius);
  padding: 8px 10px;
  margin-bottom: 6px;
  cursor: pointer;
  transition: box-shadow 0.15s, border-color 0.15s, transform 0.1s;
  position: relative;
}

.kb-card:hover {
  border-color: var(--dm-border-strong);
  box-shadow: var(--dm-shadow);
}

.kb-card:active {
  transform: scale(0.99);
}

/* Priority left border */
.kb-card[data-priority="critical"] { border-left: 3px solid var(--priority-critical); }
.kb-card[data-priority="high"]     { border-left: 3px solid var(--priority-high); }
.kb-card[data-priority="medium"]   { border-left: 3px solid var(--priority-medium); }
.kb-card[data-priority="low"]      { border-left: 3px solid var(--priority-low); }

.kb-card-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
  font-size: 11px;
  color: var(--dm-text-dim);
}

.kb-card-id {
  font-weight: 600;
  color: var(--dm-text-muted);
}

.kb-card-type {
  /* Chip-like */
  background: var(--dm-bg);
  padding: 0 5px;
  border-radius: 3px;
  font-size: 10px;
}

.kb-card-id {
  cursor: pointer;
}
.kb-card-id:active {
  opacity: 0.5;
}
.kb-card-id.kb-copied {
  color: var(--dm-success, #4ade80);
}

.kb-popup-id {
  cursor: pointer;
  border-radius: 3px;
  padding: 1px 4px;
  transition: background 0.15s;
}
.kb-popup-id:hover {
  background: var(--dm-border);
}
.kb-popup-id.kb-copied {
  color: var(--dm-success, #4ade80);
}

.kb-card-info {
  all: unset;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  font-size: 13px;
  border-radius: 4px;
  cursor: pointer;
  opacity: 0;
  background: var(--dm-border);
  color: var(--dm-text-secondary);
  transition: opacity 0.15s, background 0.15s;
  user-select: none;
  margin-left: auto;
}
.kb-card:hover .kb-card-info {
  opacity: 0.6;
}
.kb-card-info:hover,
.kb-card-info:focus-visible {
  opacity: 1 !important;
  background: var(--dm-primary);
  color: #fff;
}

/* ─── Assign popup ───────────────────────────────────────── */
.kb-assign-popup {
  position: fixed;
  z-index: 9999;
  background: var(--dm-card, #fff);
  border: 1px solid var(--dm-border, #e2e8f0);
  border-radius: 8px;
  box-shadow: var(--dm-shadow-popup, 0 4px 16px rgba(0,0,0,0.15));
  min-width: 180px;
  padding: 6px 0;
}
.kb-assign-popup-title {
  padding: 6px 12px;
  font-size: 11px;
  font-weight: 600;
  color: var(--dm-text-muted, #64748b);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.kb-assign-option {
  all: unset;
  display: block;
  width: 100%;
  box-sizing: border-box;
  padding: 6px 12px;
  font-size: 13px;
  cursor: pointer;
  color: var(--dm-text, #1e293b);
  transition: background 0.1s;
}
.kb-assign-option:hover {
  background: var(--dm-bg-hover, #f1f5f9);
}
.kb-assign-option.kb-assign-active {
  background: var(--dm-primary-bg, #eff6ff);
  color: var(--dm-primary, #3b82f6);
  font-weight: 500;
}
.kb-assign-separator {
  height: 1px;
  background: var(--dm-border, #e2e8f0);
  margin: 4px 0;
}

.kb-card-title {
  font-size: 13px;
  font-weight: 500;
  line-height: 1.35;
  margin-bottom: 4px;
  color: var(--dm-text);
  /* Truncate to 2 lines */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ─── MD-task state flags ─────────────────────────────────── */
.kb-card-flags {
  display: inline-flex;
  gap: 3px;
  margin-left: auto;
  margin-right: 2px;
}
.kb-flag {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-size: 11px;
  font-weight: 700;
  color: var(--dm-text-muted, #9ca3af);
  white-space: nowrap;
}
.kb-flag-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  border-radius: 3px;
  font-size: 10px;
  font-weight: 800;
  line-height: 1;
}

.kb-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  margin-bottom: 4px;
}

.kb-card-tag {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 3px;
  background: #334155;
  color: #a5b4fc;
  white-space: nowrap;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kb-card-tag.kb-wait-tag {
  background: #451a03;
  color: #fbbf24;
}

.kb-card-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  color: var(--dm-text-dim);
}

.kb-card-footer span {
  display: flex;
  align-items: center;
  gap: 2px;
}

/* Assignee badge — always visible bottom-right, clickable */
.kb-assignee {
  all: unset;
  margin-left: auto;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  background: var(--dm-text-dim, #64748b);
  color: #fff;
  flex-shrink: 0;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
  user-select: none;
}
.kb-assignee:hover {
  transform: scale(1.15);
  box-shadow: 0 0 0 2px var(--dm-primary, #3b82f6);
}
.kb-assignee-ai {
  background: #7c3aed;
  font-size: 13px;
  font-weight: 400;
}
.kb-assignee-empty {
  background: transparent;
  border: 1.5px dashed var(--dm-text-dim, #64748b);
  color: var(--dm-text-dim, #64748b);
  font-size: 12px;
  font-weight: 400;
  opacity: 0.5;
  transition: opacity 0.15s, transform 0.15s, box-shadow 0.15s;
}
.kb-card:hover .kb-assignee-empty {
  opacity: 0.8;
}
.kb-assignee-empty:hover {
  opacity: 1 !important;
  transform: scale(1.15);
  box-shadow: 0 0 0 2px var(--dm-primary, #3b82f6);
}

/* ─── Drag & Drop states ───────────────────────────────────── */
.kb-card.dragging {
  opacity: 0.4;
  transform: rotate(1.5deg);
  box-shadow: none;
  border-style: dashed;
}

.kb-card[draggable="true"] {
  cursor: grab;
}

.kb-card[draggable="true"]:active {
  cursor: grabbing;
}

.kb-drag-ghost {
  opacity: 0.85;
  transform: rotate(2deg);
  box-shadow: var(--dm-shadow-lg);
}

.kb-column-body.drag-over {
  background: rgba(var(--dm-primary-rgb), 0.06);
  border-radius: var(--dm-radius);
  outline: 2px dashed rgba(var(--dm-primary-rgb), 0.25);
  outline-offset: -2px;
}

.kb-drop-indicator {
  height: 3px;
  background: var(--dm-primary);
  border-radius: 2px;
  margin: 2px 0;
  transition: opacity 0.15s;
  box-shadow: 0 0 6px rgba(var(--dm-primary-rgb), 0.4);
}

/* ─── Column reorder drag states ─────────────────────────── */
.kb-column-dragging {
  opacity: 0.4;
  border-style: dashed;
}

.kb-column-drag-over-left {
  border-left: 3px solid var(--dm-primary);
}

.kb-column-drag-over-right {
  border-right: 3px solid var(--dm-primary);
}

/* ─── Toast ────────────────────────────────────────────────── */
/* ── Confirm dialog ───────────────────────────── */
.kb-confirm-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 10001;
  opacity: 0; transition: opacity 0.2s;
}
.kb-confirm-overlay.kb-confirm-show { opacity: 1; }
.kb-confirm-box {
  background: var(--dm-card-bg, #1e2330);
  border: 1px solid var(--dm-border, #2a3040);
  border-radius: 12px;
  padding: 24px 28px 20px;
  min-width: 320px; max-width: 420px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.45);
  transform: scale(0.95); transition: transform 0.2s;
}
.kb-confirm-show .kb-confirm-box { transform: scale(1); }
.kb-confirm-title {
  font-size: 16px; font-weight: 700;
  color: var(--dm-text, #e8ecf4);
  margin-bottom: 8px;
}
.kb-confirm-msg {
  font-size: 13px;
  color: var(--dm-text-muted, #8a94a6);
  line-height: 1.5;
  margin-bottom: 20px;
}
.kb-confirm-actions {
  display: flex; justify-content: flex-end; gap: 10px;
}
.kb-confirm-actions button {
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 13px; font-weight: 600;
  cursor: pointer; border: none;
  transition: background 0.15s, transform 0.1s;
}
.kb-confirm-actions button:active { transform: scale(0.97); }
.kb-confirm-cancel {
  background: var(--dm-bg, #161a24);
  color: var(--dm-text-muted, #8a94a6);
  border: 1px solid var(--dm-border, #2a3040) !important;
}
.kb-confirm-cancel:hover { background: var(--dm-border, #2a3040); }
.kb-confirm-ok {
  background: var(--dm-accent, #4f5fff);
  color: #fff;
}
.kb-confirm-ok:hover { background: #6470ff; }
.kb-confirm-danger {
  background: #c0392b;
}
.kb-confirm-danger:hover { background: #e04839; }

/* Doc-status suggestion dialog */
.kb-dsd-box { max-width: 520px; }
.kb-dsd-list { max-height: 350px; overflow-y: auto; margin-bottom: 16px; }
.kb-dsd-row {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 8px 0; border-bottom: 1px solid var(--dm-border, #2a3040);
  cursor: pointer; font-size: 13px; color: var(--dm-text, #e8ecf4);
}
.kb-dsd-row input[type=checkbox] { margin-top: 3px; }
.kb-dsd-doc { font-weight: 600; min-width: 0; }
.kb-dsd-change { color: var(--dm-text-muted, #8a94a6); font-size: 12px; }
.kb-dsd-reason { color: var(--dm-text-muted, #8a94a6); font-size: 11px; font-style: italic; }
.kb-dsd-warn { color: #f59e0b; font-size: 12px; margin-top: 2px; }

.kb-toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: #1e3a5f;
  color: #e0f0ff;
  padding: 8px 18px;
  border-radius: var(--dm-radius);
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--dm-shadow-lg);
  z-index: 1100;
  opacity: 0;
  transition: opacity 0.25s, transform 0.25s;
  pointer-events: none;
  white-space: nowrap;
}

.kb-toast-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.kb-toast-error {
  background: #5f1e1e;
  color: #ffe0e0;
}

/* ─── Empty state ──────────────────────────────────────────── */
.kb-empty {
  text-align: center;
  padding: 24px 12px;
  color: var(--dm-text-dim);
  font-size: 12px;
}

.kb-empty-icon {
  font-size: 28px;
  margin-bottom: 6px;
  opacity: 0.5;
}

/* ─── Hover popup ──────────────────────────────────────────── */
/* ─── Info popup (click-only) ───────────────────────────── */
.kb-popup {
  position: fixed;
  z-index: 500;
  background: var(--dm-card);
  border: 1px solid var(--dm-border);
  border-radius: var(--dm-radius);
  box-shadow: var(--dm-shadow-popup);
  padding: 12px 14px;
  width: 340px;
  pointer-events: auto;
  font-size: 12px;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.15s ease, transform 0.15s ease;
}
.kb-popup-visible {
  opacity: 1;
  transform: translateY(0);
}
.kb-popup-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.3;
}
.kb-popup-row {
  display: flex;
  gap: 6px;
  padding: 3px 0;
  color: var(--dm-text-secondary);
}
.kb-popup-label {
  color: var(--dm-text-muted);
  min-width: 65px;
  flex-shrink: 0;
}
.kb-popup-desc {
  margin-top: 8px;
  padding: 8px 10px;
  background: rgba(0,0,0,0.15);
  border-radius: 6px;
  max-height: 160px;
  overflow-y: auto;
  font-size: 12px;
  line-height: 1.5;
  color: var(--dm-text-secondary);
}
.kb-popup-desc h1, .kb-popup-desc h2, .kb-popup-desc h3 {
  font-size: 13px;
  margin: 4px 0 2px;
}
.kb-popup-desc p { margin: 2px 0; }
.kb-popup-desc ul, .kb-popup-desc ol {
  margin: 2px 0;
  padding-left: 18px;
}
.kb-popup-desc li { margin: 1px 0; }
.kb-popup-desc input[type="checkbox"] {
  pointer-events: none;
  margin-right: 4px;
}
.kb-popup-desc code {
  background: rgba(255,255,255,0.08);
  padding: 1px 4px;
  border-radius: 3px;
  font-size: 11px;
}
.kb-popup-more {
  all: unset;
  display: block;
  width: 100%;
  margin-top: 10px;
  padding: 6px 0;
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--dm-primary);
  cursor: pointer;
  border-top: 1px solid var(--dm-border);
  transition: color 0.15s;
}
.kb-popup-more:hover {
  color: #818cf8;
}

/* ─── Side panel (detail + activity) ───────────────────── */
.kb-side-panel {
  position: fixed;
  top: var(--kb-toolbar-h, 45px);
  right: 0;
  width: 400px;
  max-width: 92vw;
  height: calc(100vh - var(--kb-toolbar-h, 45px));
  background: var(--dm-card);
  border-left: 1px solid var(--dm-border);
  box-shadow: -4px 0 24px rgba(0,0,0,0.35);
  z-index: 600;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.2s ease;
}
.kb-sp-visible {
  transform: translateX(0);
}

/* Board shrinks to make room for side panel when columns fit */
#app.kb-panel-push {
  margin-right: 400px;
}
#app.kb-panel-push .kb-column:not(.kb-column-collapsed) {
  min-width: 200px;
}
.kb-sp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--dm-border);
  flex-shrink: 0;
  gap: 8px;
}
.kb-sp-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--dm-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}
.kb-sp-meta {
  padding: 6px 16px 8px;
  border-bottom: 1px solid var(--dm-border);
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 12px;
  color: var(--dm-text-muted);
}
.kb-sp-path {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.kb-sp-date {
  font-size: 11px;
}
.kb-sp-close {
  all: unset;
  cursor: pointer;
  font-size: 16px;
  color: var(--dm-text-muted);
  padding: 4px 8px;
  border-radius: 4px;
  flex-shrink: 0;
  transition: background 0.15s;
}
.kb-sp-close:hover {
  background: var(--dm-border);
  color: var(--dm-text);
}
.kb-sp-back {
  all: unset;
  cursor: pointer;
  font-size: 16px;
  color: var(--dm-accent, #60a5fa);
  padding: 4px 8px;
  border-radius: 4px;
  flex-shrink: 0;
  transition: background 0.15s, color 0.15s;
}
.kb-sp-back:hover {
  background: rgba(96, 165, 250, 0.12);
  color: var(--dm-accent-hover, #93c5fd);
}
.kb-sp-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--dm-border);
  flex-shrink: 0;
}
.kb-sp-origin-btn {
  all: unset;
  box-sizing: border-box;
  cursor: pointer;
  display: block;
  width: 100%;
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--dm-accent, #4fc3f7);
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid var(--dm-accent, #4fc3f7);
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}
.kb-sp-origin-btn:hover {
  background: var(--dm-accent, #4fc3f7);
  color: #111;
}
.kb-sp-body {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 0;
}
.kb-sp-loading,
.kb-sp-empty {
  text-align: center;
  color: var(--dm-text-muted);
  padding: 32px 16px;
  font-size: 13px;
}

/* Collapsible sections */
.kb-sp-section {
  border-bottom: 1px solid var(--dm-border);
}
.kb-sp-section:last-child {
  border-bottom: none;
}
.kb-sp-section-header {
  display: flex;
  align-items: center;
}
.kb-sp-section-header .kb-sp-section-toggle {
  flex: 1;
}
.kb-sp-graph-btn {
  all: unset;
  font-size: 11px;
  color: var(--dm-primary);
  cursor: pointer;
  padding: 4px 8px;
  margin-right: 8px;
  white-space: nowrap;
  border-radius: var(--dm-radius-sm);
}
.kb-sp-graph-btn:hover {
  background: var(--dm-bg-hover);
  text-decoration: underline;
}
.kb-sp-section-toggle {
  all: unset;
  display: block;
  width: 100%;
  padding: 10px 16px;
  font-size: 12px;
  font-weight: 600;
  color: var(--dm-text-secondary);
  cursor: pointer;
  transition: background 0.15s;
}
.kb-sp-section-toggle:hover {
  background: var(--dm-bg-secondary);
}
.kb-sp-section-body {
  display: none;
  padding: 0 16px 12px;
}
.kb-sp-section.kb-sp-open > .kb-sp-section-body {
  display: block;
}
.kb-text-comments {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.kb-cmt-group {
  border: 1px solid var(--dm-border, #334155);
  border-radius: 8px;
  overflow: hidden;
  background: var(--dm-bg-card, #1e293b);
}
.kb-cmt-parent {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  background: var(--dm-bg-subtle, rgba(148, 163, 184, 0.08));
  border-bottom: 1px solid var(--dm-border, #334155);
  font-size: 12px;
  font-weight: 600;
  color: var(--dm-text, #e0e0e0);
}
.kb-cmt-parent-clickable {
  cursor: pointer;
}
.kb-cmt-parent-clickable:hover {
  background: rgba(79, 195, 247, 0.08);
}
.kb-cmt-parent-icon {
  flex-shrink: 0;
}
.kb-cmt-parent-text {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.kb-cmt-parent-count {
  flex-shrink: 0;
  font-size: 10px;
  font-weight: 600;
  color: #a5b4fc;
  background: #1e1b4b;
  border: 1px solid #4338ca;
  border-radius: 999px;
  padding: 1px 7px;
}
.kb-cmt-parent-count.kb-count-badge-active {
  color: #dbeafe;
  background: #172554;
  border-color: #60a5fa;
}
.kb-cmt-item {
  padding: 6px 10px 6px 32px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
  font-size: 12px;
  transition: background 0.15s;
}
.kb-cmt-item:last-child {
  border-bottom: none;
}
.kb-cmt-item:hover {
  background: rgba(148, 163, 184, 0.06);
}
.kb-cmt-resolved {
  opacity: 0.66;
}
.kb-cmt-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}
.kb-cmt-author {
  font-weight: 600;
  font-size: 11px;
  color: #a5b4fc;
}
.kb-cmt-author-ai {
  color: #34d399;
}
.kb-cmt-date {
  font-size: 10px;
  color: var(--dm-text-muted, #94a3b8);
}
.kb-cmt-resolve-label {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  color: var(--dm-text-muted, #94a3b8);
}
.kb-cmt-reply,
.kb-cmt-delete {
  border: none;
  background: none;
  color: var(--dm-text-muted, #94a3b8);
  cursor: pointer;
  font-size: 11px;
  padding: 0 2px;
  line-height: 1;
}
.kb-cmt-reply {
  margin-left: auto;
}
.kb-cmt-reply:hover {
  color: var(--dm-accent, #4fc3f7);
}
.kb-cmt-delete:hover {
  color: #f87171;
}
.kb-cmt-text {
  color: var(--dm-text-secondary, #cbd5e1);
  line-height: 1.45;
  word-break: break-word;
}
.kb-cmt-text > :first-child {
  margin-top: 0;
}
.kb-cmt-text > :last-child {
  margin-bottom: 0;
}
.kb-cmt-reply-box {
  padding: 6px 8px 6px 24px;
  border-left: 2px solid rgba(102, 126, 234, 0.35);
  margin: 2px 0 4px;
}
.kb-cmt-reply-input {
  width: 100%;
  box-sizing: border-box;
  resize: vertical;
  min-height: 52px;
  font: inherit;
  font-size: 12px;
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid var(--dm-border, #334155);
  background: var(--dm-bg-surface, #0f172a);
  color: var(--dm-text, #e0e0e0);
}
.kb-cmt-reply-actions {
  display: flex;
  gap: 6px;
  margin-top: 6px;
}
.kb-cmt-reply-send,
.kb-cmt-reply-cancel {
  border: none;
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 11px;
  cursor: pointer;
}
.kb-cmt-reply-send {
  background: var(--dm-primary, #667eea);
  color: #fff;
}
.kb-cmt-reply-cancel {
  background: rgba(148, 163, 184, 0.12);
  color: var(--dm-text-muted, #94a3b8);
}
.kb-sp-cl-item-highlight {
  background: rgba(79, 195, 247, 0.12);
  border-radius: 6px;
}

/* Detail rows */
.kb-sp-row {
  display: flex;
  gap: 8px;
  padding: 4px 0;
  font-size: 12px;
  color: var(--dm-text-secondary);
}
.kb-sp-label {
  color: var(--dm-text-muted);
  min-width: 72px;
  flex-shrink: 0;
  font-weight: 500;
}
.kb-sp-desc {
  font-size: 12px;
  color: var(--dm-text-secondary);
  line-height: 1.55;
  max-height: 300px;
  overflow-y: auto;
}

/* Rendered markdown inside description & activity */
.kb-sp-desc h1, .kb-sp-desc h2, .kb-sp-desc h3,
.kb-sp-desc h4, .kb-sp-desc h5, .kb-sp-desc h6,
.kb-activity-text h1, .kb-activity-text h2, .kb-activity-text h3,
.kb-activity-text h4, .kb-activity-text h5, .kb-activity-text h6 {
  margin: 0.6em 0 0.3em;
  line-height: 1.3;
  color: var(--dm-text);
}
.kb-sp-desc h1, .kb-activity-text h1 { font-size: 1.15em; }
.kb-sp-desc h2, .kb-activity-text h2 { font-size: 1.05em; }
.kb-sp-desc h3, .kb-sp-desc h4, .kb-sp-desc h5, .kb-sp-desc h6,
.kb-activity-text h3, .kb-activity-text h4, .kb-activity-text h5, .kb-activity-text h6 { font-size: 1em; }

.kb-sp-desc p, .kb-activity-text p {
  margin: 0.3em 0;
}
.kb-sp-desc ul, .kb-sp-desc ol,
.kb-activity-text ul, .kb-activity-text ol {
  margin: 0.3em 0;
  padding-left: 1.4em;
}
.kb-sp-desc li, .kb-activity-text li {
  margin: 0.15em 0;
}
.kb-sp-desc li input[type="checkbox"] {
  margin-right: 4px;
  cursor: pointer;
}
.kb-sp-desc .cb-icon, .kb-activity-text .cb-icon, .kb-popup-desc .cb-icon {
  margin-right: 4px;
}
.kb-sp-desc .task-list-item, .kb-activity-text .task-list-item, .kb-popup-desc .task-list-item {
  list-style: none;
}
.kb-activity-text li input[type="checkbox"] {
  margin-right: 4px;
  pointer-events: none;
}
/* Images in rendered markdown areas */
.kb-sp-desc img, .kb-activity-text img {
  max-width: 100%;
  max-height: 200px;
  object-fit: contain;
  border-radius: 4px;
  cursor: pointer;
  display: block;
  margin: 6px 0;
  border: 1px solid var(--dm-border);
  transition: opacity 0.15s;
}
.kb-sp-desc img:hover, .kb-activity-text img:hover {
  opacity: 0.85;
}
.kb-popup-desc img {
  max-width: 60px;
  max-height: 40px;
  object-fit: contain;
  border-radius: 3px;
  vertical-align: middle;
  margin: 2px 4px 2px 0;
}
/* Description edit button in section header */
.kb-sp-desc-edit-btn {
  all: unset;
  cursor: pointer;
  font-size: 13px;
  color: var(--dm-text-muted);
  padding: 4px 8px;
  margin-right: 6px;
  flex-shrink: 0;
  border-radius: 4px;
  transition: color 0.15s, background 0.15s;
}
.kb-sp-desc-edit-btn:hover {
  color: var(--dm-accent);
  background: rgba(99,102,241,0.08);
}
.kb-sp-desc code, .kb-activity-text code {
  font-size: 0.9em;
  padding: 1px 4px;
  background: rgba(99,102,241,0.1);
  border-radius: 3px;
  color: #c4b5fd;
}
.kb-sp-desc pre, .kb-activity-text pre {
  background: var(--dm-bg-primary, #0f172a);
  border: 1px solid var(--dm-border);
  border-radius: 6px;
  padding: 8px 10px;
  overflow-x: auto;
  margin: 0.4em 0;
}
.kb-sp-desc pre code, .kb-activity-text pre code {
  background: none;
  padding: 0;
  font-size: 11px;
}
.kb-sp-desc blockquote, .kb-activity-text blockquote {
  border-left: 3px solid var(--dm-primary, #6366f1);
  margin: 0.4em 0;
  padding: 2px 10px;
  color: var(--dm-text-muted);
}
.kb-sp-desc strong, .kb-activity-text strong {
  color: var(--dm-text);
}
.kb-sp-desc a, .kb-activity-text a {
  color: var(--dm-accent, #4fc3f7);
  text-decoration: none;
}
.kb-sp-desc a:hover, .kb-activity-text a:hover {
  text-decoration: underline;
}
.kb-sp-desc hr, .kb-activity-text hr {
  border: none;
  border-top: 1px solid var(--dm-border);
  margin: 0.5em 0;
}
.kb-sp-desc table, .kb-activity-text table {
  border-collapse: collapse;
  font-size: 11px;
  margin: 0.4em 0;
  width: 100%;
}
.kb-sp-desc th, .kb-sp-desc td,
.kb-activity-text th, .kb-activity-text td {
  border: 1px solid var(--dm-border);
  padding: 3px 6px;
  text-align: left;
}
.kb-sp-desc th, .kb-activity-text th {
  background: var(--dm-bg-secondary);
  font-weight: 600;
}
.kb-sp-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.kb-sp-doc {
  display: flex;
  align-items: center;
  padding: 3px 0;
  font-size: 12px;
  color: var(--dm-text-secondary);
}
.kb-sp-doc-link {
  text-decoration: none;
  color: var(--dm-text-secondary);
  border-radius: 4px;
  padding: 4px 6px;
  margin: -1px -6px;
  gap: 4px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.kb-sp-doc-link:hover {
  background: rgba(79, 195, 247, 0.1);
  color: var(--dm-accent, #4fc3f7);
}
.kb-sp-doc-link:hover .kb-sp-doc-title {
  color: var(--dm-accent, #4fc3f7);
}
.kb-sp-doc-link:hover .kb-sp-doc-arrow {
  opacity: 1;
}
.kb-sp-doc-link.kb-sp-doc-sent {
  background: rgba(79, 195, 247, 0.15);
}
.kb-sp-doc-title {
  flex: 1;
  transition: color 0.15s;
  text-decoration: underline;
  text-decoration-color: var(--dm-border, #334155);
  text-underline-offset: 2px;
}
.kb-sp-doc-link:hover .kb-sp-doc-title {
  text-decoration-color: var(--dm-accent, #4fc3f7);
}
.kb-sp-doc-arrow {
  font-size: 14px;
  opacity: 0;
  transition: opacity 0.15s;
  color: var(--dm-accent, #4fc3f7);
  flex-shrink: 0;
}

/* Doc link context menu */
.kb-doc-menu {
  position: fixed;
  z-index: 9000;
  background: var(--dm-bg-card, #1e293b);
  border: 1px solid var(--dm-border, #334155);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.45);
  padding: 4px;
  min-width: 180px;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.12s, transform 0.12s;
}
.kb-doc-menu-visible {
  opacity: 1;
  transform: translateY(0);
}
.kb-doc-menu-item {
  all: unset;
  box-sizing: border-box;
  display: block;
  width: 100%;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--dm-text, #e0e0e0);
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.12s;
  white-space: nowrap;
}
.kb-doc-menu-item:hover {
  background: rgba(79, 195, 247, 0.15);
  color: var(--dm-accent, #4fc3f7);
}
.kb-sp-doc-role {
  font-size: 10px;
  padding: 1px 5px;
  border-radius: 3px;
  background: #334155;
  color: #a5b4fc;
  margin-right: 4px;
  flex-shrink: 0;
}

/* Doc row with remove button */
.kb-sp-doc-row {
  display: flex;
  align-items: center;
  gap: 2px;
}
.kb-sp-doc-row .kb-sp-doc-link {
  flex: 1;
  min-width: 0;
}
.kb-sp-doc-remove {
  all: unset;
  box-sizing: border-box;
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--dm-text-muted, #64748b);
  border-radius: 4px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s, background 0.15s, color 0.15s;
}
.kb-sp-doc-row:hover .kb-sp-doc-remove {
  opacity: 1;
}
.kb-sp-doc-remove:hover {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}
.kb-sp-docs-empty {
  font-size: 11px;
  color: var(--dm-text-muted, #64748b);
  padding: 4px 0;
}

/* Doc selection mode for creating tasks */
.kb-sp-doc-row .kb-sp-doc-check {
  display: none;
  margin-right: 4px;
  cursor: pointer;
}
.kb-sp-docs-list.kb-select-mode .kb-sp-doc-check {
  display: inline;
}
.kb-sp-docs-create-task-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 0 2px;
}
.kb-sp-docs-create-task-bar button {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 4px;
  border: 1px solid var(--dm-border, #334155);
  background: var(--dm-primary, #667eea);
  color: #fff;
  cursor: pointer;
}
.kb-sp-docs-create-task-bar .kb-sp-docs-cancel-select {
  background: transparent;
  color: var(--dm-text-muted, #94a3b8);
}

/* Add doc button */
.kb-sp-add-doc-btn {
  all: unset;
  box-sizing: border-box;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  color: var(--dm-text-muted, #64748b);
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.kb-sp-add-doc-btn:hover {
  background: rgba(79, 195, 247, 0.15);
  color: var(--dm-accent, #4fc3f7);
}

/* Doc search */
.kb-sp-doc-search-container {
  margin-top: 8px;
  border: 1px solid var(--dm-border, #334155);
  border-radius: 8px;
  background: var(--dm-bg-surface, #0f172a);
  overflow: hidden;
}
.kb-sp-doc-search-input-wrap {
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--dm-border, #334155);
}
.kb-sp-doc-search-input {
  all: unset;
  box-sizing: border-box;
  flex: 1;
  padding: 8px 10px;
  font-size: 12px;
  color: var(--dm-text, #e0e0e0);
}
.kb-sp-doc-search-input::placeholder {
  color: var(--dm-text-muted, #64748b);
}
.kb-sp-doc-search-cancel {
  all: unset;
  box-sizing: border-box;
  padding: 4px 8px;
  font-size: 12px;
  color: var(--dm-text-muted, #64748b);
  cursor: pointer;
  transition: color 0.15s;
}
.kb-sp-doc-search-cancel:hover {
  color: var(--dm-text, #e0e0e0);
}
.kb-sp-doc-search-role {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  font-size: 11px;
  color: var(--dm-text-muted, #64748b);
  border-bottom: 1px solid var(--dm-border, #334155);
}
.kb-sp-doc-role-select {
  all: unset;
  box-sizing: border-box;
  font-size: 11px;
  color: var(--dm-accent, #4fc3f7);
  background: rgba(79, 195, 247, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
  cursor: pointer;
}
.kb-sp-doc-search-results {
  max-height: 200px;
  overflow-y: auto;
}
.kb-sp-doc-result {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 10px;
  font-size: 12px;
  color: var(--dm-text-secondary, #94a3b8);
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
}
.kb-sp-doc-result:hover {
  background: rgba(79, 195, 247, 0.1);
  color: var(--dm-text, #e0e0e0);
}
.kb-sp-doc-result-linked {
  opacity: 0.45;
  cursor: default;
}
.kb-sp-doc-result-id {
  font-size: 10px;
  color: var(--dm-text-muted, #64748b);
  flex-shrink: 0;
  min-width: 30px;
}
.kb-sp-doc-result-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.kb-sp-doc-result-type {
  font-size: 9px;
  padding: 1px 5px;
  border-radius: 3px;
  background: #334155;
  color: #a5b4fc;
  flex-shrink: 0;
}
.kb-sp-doc-result-badge {
  font-size: 9px;
  padding: 1px 5px;
  border-radius: 3px;
  background: rgba(79, 195, 247, 0.15);
  color: var(--dm-accent, #4fc3f7);
  flex-shrink: 0;
}
.kb-sp-doc-no-results {
  padding: 10px;
  font-size: 12px;
  color: var(--dm-text-muted, #64748b);
  text-align: center;
}

/* Activity items (used in both task history & board activity) */
.kb-activity-item {
  padding: 10px 16px;
  border-bottom: 1px solid var(--dm-border);
}
.kb-activity-item:last-child {
  border-bottom: none;
}

/* Note items with inline edit/delete actions */
.kb-note-item .kb-activity-head {
  position: relative;
}
.kb-note-actions {
  margin-left: auto;
  display: flex;
  gap: 2px;
  opacity: 0;
  transition: opacity 0.15s;
}
.kb-note-item:hover .kb-note-actions {
  opacity: 1;
}
.kb-btn-icon {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 2px 5px;
  border-radius: 4px;
  font-size: 12px;
  line-height: 1;
  color: var(--dm-text-muted);
}
.kb-btn-icon:hover {
  background: var(--dm-bg-subtle);
  color: var(--dm-text);
}
.kb-note-edit-input {
  width: 100%;
  box-sizing: border-box;
  margin-top: 4px;
  padding: 5px;
  border: 1px solid var(--dm-border);
  border-radius: 4px;
  font-size: 12px;
  font-family: inherit;
  resize: vertical;
  background: var(--dm-bg-subtle);
  color: var(--dm-text);
  display: block;
}
.kb-note-actions .kb-note-save,
.kb-note-actions .kb-note-cancel {
  padding: 2px 9px;
  border-radius: 4px;
  font-size: 11px;
  cursor: pointer;
  border: 1px solid var(--dm-border);
}
.kb-note-actions .kb-note-save {
  background: var(--dm-primary);
  color: #fff;
  border-color: var(--dm-primary);
}
.kb-note-actions .kb-note-cancel {
  background: transparent;
  color: var(--dm-text-muted);
}
.kb-activity-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 3px;
  flex-wrap: wrap;
}
.kb-activity-date {
  font-size: 11px;
  color: var(--dm-text-muted);
}
.kb-activity-by {
  font-size: 11px;
  color: var(--dm-primary);
  background: rgba(99,102,241,0.1);
  padding: 1px 6px;
  border-radius: 3px;
}
.kb-activity-task {
  font-size: 11px;
  color: var(--dm-text-secondary);
  margin-left: auto;
}
.kb-activity-task-title {
  font-size: 11px;
  font-weight: 500;
  color: var(--dm-text);
  margin-bottom: 2px;
}
.kb-activity-text {
  font-size: 12px;
  color: var(--dm-text-secondary);
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}
.kb-activity-meta .kb-activity-text {
  color: var(--dm-text-muted);
  font-style: italic;
}

/* ─── Loading spinner ──────────────────────────────────────── */
.kb-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--dm-text-muted);
  font-size: 14px;
  gap: 10px;
}

.kb-spinner {
  width: 24px; height: 24px;
  border: 3px solid var(--dm-border);
  border-top-color: var(--dm-primary);
  border-radius: 50%;
  animation: kb-spin 0.8s linear infinite;
}

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

/* ─── Swimlanes ───────────────────────────────────────────── */
.kb-board.kb-swimlane-mode {
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
}

.kb-swimlane-col-headers {
  display: flex;
  gap: 12px;
  padding: 0 12px 6px;
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--dm-bg);
}
.kb-swimlane-label-spacer {
  width: 120px;
  flex-shrink: 0;
}
.kb-swimlane-col-header {
  flex: 1;
  min-width: 200px;
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--dm-text-secondary);
  padding: 6px 0;
  border-bottom: 2px solid var(--dm-border);
}
.kb-swimlane-col-header.kb-swimlane-col-collapsed {
  min-width: 38px;
  max-width: 38px;
  flex: 0 0 38px;
}

.kb-swimlane {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--dm-border);
  min-height: 150px;
  overflow: hidden;
}
.kb-swimlane:last-child {
  border-bottom: none;
}

/* Collapsed swimlane — compact single-row */
.kb-swimlane.kb-swimlane-collapsed {
  min-height: unset;
}
.kb-swimlane.kb-swimlane-collapsed .kb-swimlane-label {
  flex-direction: row;
  writing-mode: horizontal-tb;
  width: auto;
  padding: 6px 12px;
  gap: 8px;
}
.kb-swimlane.kb-swimlane-collapsed .kb-swimlane-label-text {
  writing-mode: horizontal-tb;
  text-orientation: initial;
}

/* Swimlane drag-resize handle */
.kb-swimlane-resize-handle {
  height: 5px;
  cursor: row-resize;
  background: transparent;
  position: relative;
  flex-shrink: 0;
}
.kb-swimlane-resize-handle::after {
  content: '';
  position: absolute;
  left: 25%;
  right: 25%;
  top: 2px;
  height: 1px;
  background: var(--dm-border);
  border-radius: 1px;
  transition: background 0.15s;
}
.kb-swimlane-resize-handle:hover::after {
  background: var(--dm-accent, #4fc3f7);
  height: 2px;
  top: 1px;
}

.kb-swimlane-label {
  width: 120px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 4px;
  padding: 12px 6px;
  background: var(--dm-bg-secondary);
  border-right: 2px solid var(--dm-border);
  position: sticky;
  left: 0;
  z-index: 10;
  cursor: pointer;
  transition: background 0.15s;
}
.kb-swimlane-label:hover {
  background: var(--dm-bg);
}
.kb-swimlane-label-icon {
  font-size: 18px;
}
.kb-swimlane-label-text {
  writing-mode: vertical-lr;
  text-orientation: mixed;
  font-size: 11px;
  font-weight: 600;
  color: var(--dm-text-secondary);
  letter-spacing: 0.3px;
  white-space: nowrap;
}
.kb-swimlane-label-count {
  background: var(--dm-bg);
  color: var(--dm-text-muted);
  font-size: 10px;
  font-weight: 600;
  padding: 1px 5px;
  border-radius: 99px;
}

.kb-swimlane-row {
  display: flex;
  gap: 12px;
  flex: 1;
  padding: 6px 12px;
  overflow-x: auto;
  overflow-y: auto;
}

.kb-swimlane-row .kb-column {
  min-height: unset;
}
.kb-swimlane-row .kb-column-collapsed {
  max-height: unset;
}

/* ─── Responsive ───────────────────────────────────────────── */
@media (max-width: 900px) {
  .kb-column { min-width: 240px; }
}

@media (max-width: 600px) {
  .kb-toolbar { flex-wrap: wrap; gap: 8px; }
  .kb-board { padding: 8px; gap: 8px; }
  .kb-column { min-width: 220px; }
}

/* ─── Embedded mode (inside parent iframe) ─────────────────── */
body.kb-embedded .kb-toolbar { padding: 4px 8px; justify-content: flex-start; }
body.kb-embedded .kb-toolbar-left { display: none; }
body.kb-embedded .kb-toolbar-right { gap: 8px; font-size: 12px; flex: 1; }
.kb-detach-btn { margin-left: auto; }
body.kb-embedded .kb-board { padding: 6px; gap: 8px; }
body.kb-embedded .kb-login-card h2 { font-size: 16px; }
body.kb-embedded { background: var(--dm-bg); }

/* ─── Card animations (poll-driven live updates) ───────────── */

/* Card entering a column (new or moved-in) */
.kb-card-entering {
  animation: kbCardSlideIn 0.35s ease-out both;
}

@keyframes kbCardSlideIn {
  from {
    opacity: 0;
    transform: translateY(-12px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Card leaving a column (moved to another) */
.kb-card-moving-out {
  animation: kbCardSlideOut 0.25s ease-in both;
  pointer-events: none;
}

@keyframes kbCardSlideOut {
  from {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
  to {
    opacity: 0;
    transform: translateX(30px) scale(0.94);
  }
}

/* Card being removed (task deleted) */
.kb-card-removing {
  animation: kbCardFadeOut 0.3s ease-in both;
  pointer-events: none;
}

@keyframes kbCardFadeOut {
  from {
    opacity: 1;
    transform: scale(1);
    max-height: 200px;
  }
  to {
    opacity: 0;
    transform: scale(0.92);
    max-height: 0;
    margin: 0;
    padding: 0;
    overflow: hidden;
  }
}

/* Card updated in-place (content changed) */
.kb-card-updated {
  animation: kbCardPulse 0.5s ease-out;
}

@keyframes kbCardPulse {
  0%   { box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.5); }
  50%  { box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.25); }
  100% { box-shadow: 0 0 0 0 rgba(59, 130, 246, 0); }
}

/* Comment input in side panel Logg section */
.kb-sp-add-comment {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--dm-border);
}
.kb-sp-add-comment-toggle {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 600;
  line-height: 1;
  border: 1px dashed var(--dm-border);
  border-radius: 5px;
  background: transparent;
  color: var(--dm-text-secondary);
  cursor: pointer;
  margin-right: 12px;
  flex-shrink: 0;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.kb-sp-add-comment-toggle:hover {
  border-color: var(--dm-accent);
  color: var(--dm-accent);
  background: rgba(59, 130, 246, 0.06);
}
.kb-sp-add-comment-toggle[hidden] {
  display: none;
}
.kb-sp-comment-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.kb-sp-comment-form[hidden] {
  display: none;
}
.kb-sp-comment-actions {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
}
.kb-sp-comment-cancel {
  background: var(--dm-bg-secondary);
  color: var(--dm-text-secondary);
  border: 1px solid var(--dm-border);
  border-radius: 4px;
  padding: 4px 10px;
  font-size: 11px;
  cursor: pointer;
}
.kb-sp-comment-cancel:hover { opacity: 0.85; }
.kb-sp-comment-input {
  width: 100%;
  min-height: 52px;
  max-height: 120px;
  padding: 6px 8px;
  font-size: 12px;
  font-family: inherit;
  border: 1px solid var(--dm-border);
  border-radius: 6px;
  background: var(--dm-bg-primary);
  color: var(--dm-text-primary);
  resize: vertical;
}
.kb-sp-comment-input:focus {
  outline: none;
  border-color: var(--dm-accent);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.15);
}
.kb-sp-comment-btn {
  align-self: flex-end;
  padding: 4px 12px;
  font-size: 11px;
  font-weight: 500;
  border: none;
  border-radius: 4px;
  background: var(--dm-accent);
  color: #fff;
  cursor: pointer;
  transition: opacity 0.15s;
}
.kb-sp-comment-btn:hover { opacity: 0.85; }
.kb-sp-comment-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.kb-sp-comment-btn-cancel {
  background: var(--dm-bg-secondary);
  color: var(--dm-text-secondary);
}
.kb-sp-comment-btn-cancel:hover { opacity: 0.85; }

/* Edit/delete buttons on comments */
.kb-activity-actions {
  margin-left: auto;
  display: flex;
  gap: 2px;
  opacity: 0;
  transition: opacity 0.15s;
}
.kb-activity-item:hover .kb-activity-actions {
  opacity: 1;
}
.kb-activity-edit-btn,
.kb-activity-del-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0 2px;
  font-size: 11px;
  line-height: 1;
  opacity: 0.6;
  transition: opacity 0.15s;
}
.kb-activity-edit-btn:hover,
.kb-activity-del-btn:hover {
  opacity: 1;
}

/* Inline edit area */
.kb-inline-edit {
  margin-bottom: 4px;
}
.kb-inline-edit-actions {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
}

/* ─── Clickable activity items (board history) ──────────── */
.kb-activity-clickable {
  cursor: pointer;
  border-radius: 6px;
  transition: background 0.15s;
}
.kb-activity-clickable:hover {
  background: var(--dm-bg-hover, rgba(99,102,241,0.06));
}

/* Status badge in activity items */
.kb-activity-status {
  font-size: 10px;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 4px;
  white-space: nowrap;
  background: var(--dm-bg-tertiary, rgba(127,127,127,0.12));
  color: var(--dm-text-secondary);
}
.kb-activity-status--todo        { background: rgba(99,102,241,0.12);  color: #6366f1; }
.kb-activity-status--in_progress { background: rgba(245,158,11,0.12);  color: #d97706; }
.kb-activity-status--waiting     { background: rgba(239,68,68,0.12);   color: #ef4444; }
.kb-activity-status--done        { background: rgba(34,197,94,0.12);   color: #16a34a; }
.kb-activity-status--backlog     { background: rgba(127,127,127,0.10); color: var(--dm-text-muted); }
.kb-activity-status--cancelled   { background: rgba(127,127,127,0.10); color: var(--dm-text-muted); text-decoration: line-through; }

/* ─── Active card glow (shown in side panel) ───────────── */
.kb-card.kb-card-active,
.kb-card.kb-card-active:hover {
  box-shadow: 0 0 10px 3px rgba(56, 189, 248, 0.45);
  border-color: rgba(56, 189, 248, 0.6);
  z-index: 5;
}

/* ─── Card highlight glow (from history click) ─────────── */
.kb-card-highlight {
  animation: kbCardGlow 1.5s ease-out;
  z-index: 5;
}
@keyframes kbCardGlow {
  0%   { box-shadow: 0 0 0 0 rgba(99,102,241,0.6); }
  25%  { box-shadow: 0 0 12px 4px rgba(99,102,241,0.35); }
  50%  { box-shadow: 0 0 8px 2px rgba(99,102,241,0.2); }
  75%  { box-shadow: 0 0 12px 4px rgba(99,102,241,0.35); }
  100% { box-shadow: 0 0 0 0 rgba(99,102,241,0); }
}

/* ─── Add task button (+) in column header ─────────────────── */
.kb-add-btn {
  all: unset;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  font-size: 16px;
  font-weight: 700;
  border-radius: 4px;
  cursor: pointer;
  color: var(--dm-text-dim);
  transition: background 0.15s, color 0.15s, transform 0.1s;
}
.kb-add-btn:hover {
  background: var(--dm-primary, #6366f1);
  color: #fff;
  transform: scale(1.1);
}
.kb-add-btn:active {
  transform: scale(0.95);
}

/* ─── Create popup ─────────────────────────────────────────── */
.kb-create-popup {
  position: fixed;
  z-index: 9000;
  width: 360px;
  max-width: calc(100vw - 24px);
  background: var(--dm-card, #1e293b);
  border: 1px solid var(--dm-border, #334155);
  border-radius: 12px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.5);
  opacity: 0;
  transform: translateY(-8px) scale(0.97);
  transition: opacity 0.15s ease, transform 0.15s ease;
}
.kb-create-popup-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}
.kb-create-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--dm-border);
}
.kb-create-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--dm-text);
  flex: 1;
}
.kb-create-status-badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(99,102,241,0.12);
  color: #a5b4fc;
  font-weight: 600;
}
.kb-create-close {
  all: unset;
  cursor: pointer;
  font-size: 14px;
  color: var(--dm-text-muted);
  padding: 2px 6px;
  border-radius: 4px;
  transition: background 0.15s;
}
.kb-create-close:hover {
  background: var(--dm-border);
  color: var(--dm-text);
}
.kb-create-body {
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 420px;
  overflow-y: auto;
}
.kb-create-field {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.kb-create-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--dm-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.kb-create-req {
  color: #ef4444;
}
.kb-create-row {
  display: flex;
  gap: 10px;
}
.kb-create-half {
  flex: 1;
  min-width: 0;
}
.kb-create-input,
.kb-create-select,
.kb-create-textarea {
  width: 100%;
  padding: 7px 10px;
  font-size: 13px;
  font-family: inherit;
  background: var(--dm-bg-primary, #0f172a);
  color: var(--dm-text, #e2e8f0);
  border: 1px solid var(--dm-border, #334155);
  border-radius: 6px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  box-sizing: border-box;
}
.kb-create-input:focus,
.kb-create-select:focus,
.kb-create-textarea:focus {
  border-color: var(--dm-primary, #6366f1);
  box-shadow: 0 0 0 2px rgba(99,102,241,0.2);
}
.kb-create-input-error {
  border-color: #ef4444 !important;
  box-shadow: 0 0 0 2px rgba(239,68,68,0.2) !important;
}
.kb-create-textarea {
  resize: vertical;
  min-height: 60px;
  max-height: 160px;
}
.kb-create-select {
  appearance: auto;
}
.kb-create-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 10px 16px 14px;
  border-top: 1px solid var(--dm-border);
}
.kb-create-cancel {
  all: unset;
  cursor: pointer;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 500;
  color: var(--dm-text-secondary);
  border-radius: 6px;
  transition: background 0.15s;
}
.kb-create-cancel:hover {
  background: var(--dm-border);
}
.kb-create-submit {
  all: unset;
  cursor: pointer;
  padding: 6px 16px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: var(--dm-primary, #6366f1);
  border-radius: 6px;
  transition: background 0.15s, opacity 0.15s;
}
.kb-create-submit:hover {
  background: #4f46e5;
}
.kb-create-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ─── Inline edit (side panel fields) ──────────────────────── */
.kb-sp-editable {
  cursor: pointer;
  border-radius: 4px;
  padding: 3px 0;
  transition: background 0.15s;
  position: relative;
}
.kb-sp-editable:hover {
  background: rgba(99,102,241,0.06);
}
.kb-sp-edit-icon {
  font-size: 10px;
  opacity: 0;
  color: var(--dm-text-muted);
  transition: opacity 0.15s;
  margin-left: 4px;
}
.kb-sp-editable:hover .kb-sp-edit-icon {
  opacity: 0.7;
}
.kb-sp-edit-value {
  flex: 1;
}
.kb-sp-inline-edit {
  display: block;
  width: 100%;
}
.kb-sp-edit-select {
  padding: 3px 6px;
  font-size: 12px;
  font-family: inherit;
  background: var(--dm-bg-primary, #0f172a);
  color: var(--dm-text, #e2e8f0);
  border: 1px solid var(--dm-primary, #6366f1);
  border-radius: 4px;
  outline: none;
  box-shadow: 0 0 0 2px rgba(99,102,241,0.2);
}
.kb-sp-edit-text {
  padding: 3px 6px;
  font-size: 12px;
  font-family: inherit;
  background: var(--dm-bg-primary, #0f172a);
  color: var(--dm-text, #e2e8f0);
  border: 1px solid var(--dm-primary, #6366f1);
  border-radius: 4px;
  outline: none;
  box-shadow: 0 0 0 2px rgba(99,102,241,0.2);
  width: 100%;
  box-sizing: border-box;
}
.kb-sp-edit-desc-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.kb-sp-edit-textarea {
  width: 100%;
  min-height: 200px;
  max-height: 400px;
  padding: 6px 8px;
  font-size: 12px;
  font-family: inherit;
  background: var(--dm-bg-primary, #0f172a);
  color: var(--dm-text, #e2e8f0);
  border: 1px solid var(--dm-primary, #6366f1);
  border-radius: 6px;
  outline: none;
  box-shadow: 0 0 0 2px rgba(99,102,241,0.2);
  resize: vertical;
  box-sizing: border-box;
}
.kb-sp-edit-actions {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
}
/* ─── Attach button ───────────────────────────────────────── */
.kb-attach-btn {
  font-size: 12px;
  padding: 3px 10px;
  border: 1px dashed var(--dm-border, #555);
  border-radius: 4px;
  background: transparent;
  color: var(--dm-text-muted, #999);
  cursor: pointer;
  margin-right: auto;
}
.kb-attach-btn:hover {
  border-color: var(--dm-accent, #6366f1);
  color: var(--dm-accent, #6366f1);
}
.kb-sp-saving {
  font-size: 11px;
  color: var(--dm-text-muted);
  font-style: italic;
}
.kb-sp-desc.kb-sp-editable {
  position: relative;
}
.kb-sp-desc.kb-sp-editable:hover {
  background: rgba(99,102,241,0.06);
  border-radius: 4px;
}

/* ─── Tag editor ───────────────────────────────────────────── */
.kb-sp-tags-editable {
  cursor: pointer;
  border-radius: 4px;
  padding: 2px;
  transition: background 0.15s;
}
.kb-sp-tags-editable:hover {
  background: rgba(99,102,241,0.06);
}
.kb-tag-editor {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
}
.kb-tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  background: #334155;
  color: #a5b4fc;
  white-space: nowrap;
}
.kb-tag-remove {
  all: unset;
  cursor: pointer;
  font-size: 13px;
  line-height: 1;
  opacity: 0.6;
  padding: 0 1px;
  transition: opacity 0.15s;
}
.kb-tag-remove:hover {
  opacity: 1;
  color: #ef4444;
}
.kb-tag-input {
  border: none;
  outline: none;
  background: transparent;
  color: var(--dm-text, #e2e8f0);
  font-size: 11px;
  padding: 2px 4px;
  min-width: 80px;
  flex: 1;
}
.kb-tag-input::placeholder {
  color: var(--dm-text-dim);
}
.kb-tag-input-wrap {
  position: relative;
  display: inline-flex;
  flex: 1;
  min-width: 80px;
}
/* Tag suggestion dropdown */
.kb-tag-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  min-width: 160px;
  max-height: 180px;
  overflow-y: auto;
  background: var(--dm-bg-secondary, #1e293b);
  border: 1px solid var(--dm-border, #334155);
  border-radius: 6px;
  box-shadow: 0 6px 16px rgba(0,0,0,0.35);
  z-index: 9999;
  margin-top: 2px;
}
.kb-tag-suggest-item {
  padding: 5px 10px;
  font-size: 11px;
  color: var(--dm-text-primary, #e2e8f0);
  cursor: pointer;
  transition: background 0.1s;
}
.kb-tag-suggest-item:hover {
  background: var(--dm-accent, #6366f1);
  color: #fff;
}
/* Create popup tags editor */
.kb-create-tags-editor.kb-tag-editor {
  min-height: 32px;
  padding: 4px 6px;
  border: 1px solid var(--dm-border, #334155);
  border-radius: 6px;
  background: var(--dm-bg-primary, #0f172a);
}
/* Open suggestions upward inside create popup (field is at bottom, would clip) */
.kb-create-popup .kb-tag-suggestions {
  top: auto;
  bottom: 100%;
  margin-top: 0;
  margin-bottom: 2px;
}

/* ─── Tag Manage Dialog ───────────────────────────────────── */
.kb-sp-tag-manage-btn {
  all: unset;
  cursor: pointer;
  font-size: 14px;
  color: var(--dm-text-dim, #64748b);
  padding: 4px 8px;
  border-radius: 4px;
  transition: background 0.15s, color 0.15s;
}
.kb-sp-tag-manage-btn:hover {
  background: rgba(99,102,241,0.12);
  color: var(--dm-text-primary, #e2e8f0);
}

.kb-tag-manage-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.15s;
}
.kb-tag-manage-overlay.kb-tag-manage-visible {
  opacity: 1;
}
.kb-tag-manage-dialog {
  background: var(--dm-bg-secondary, #1e293b);
  border: 1px solid var(--dm-border, #334155);
  border-radius: 10px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.5);
  width: 400px;
  max-width: 90vw;
  max-height: 70vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.kb-tag-manage-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--dm-border, #334155);
}
.kb-tag-manage-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--dm-text-primary, #e2e8f0);
}
.kb-tag-manage-close {
  all: unset;
  cursor: pointer;
  font-size: 16px;
  color: var(--dm-text-dim, #64748b);
  padding: 2px 6px;
  border-radius: 4px;
  transition: background 0.15s, color 0.15s;
}
.kb-tag-manage-close:hover {
  background: rgba(239,68,68,0.15);
  color: #ef4444;
}
.kb-tag-manage-body {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}
.kb-tag-manage-loading,
.kb-tag-manage-empty,
.kb-tag-manage-error {
  padding: 24px 16px;
  text-align: center;
  font-size: 12px;
  color: var(--dm-text-dim, #64748b);
}
.kb-tag-manage-error {
  color: #ef4444;
}
.kb-tag-manage-list {
  display: flex;
  flex-direction: column;
}
.kb-tag-manage-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  transition: background 0.1s;
}
.kb-tag-manage-row:hover {
  background: rgba(99,102,241,0.06);
}
.kb-tag-manage-name {
  flex: 1;
  font-size: 12px;
  color: var(--dm-text-primary, #e2e8f0);
  font-family: 'Fira Code', monospace;
}
.kb-tag-manage-count {
  font-size: 10px;
  color: var(--dm-text-dim, #64748b);
  background: rgba(100,116,139,0.15);
  padding: 1px 6px;
  border-radius: 8px;
  min-width: 18px;
  text-align: center;
}
.kb-tag-manage-actions {
  display: flex;
  align-items: center;
  gap: 2px;
}
.kb-tag-manage-btn {
  all: unset;
  cursor: pointer;
  font-size: 12px;
  padding: 3px 6px;
  border-radius: 4px;
  transition: background 0.1s;
  opacity: 0.6;
}
.kb-tag-manage-btn:hover {
  opacity: 1;
  background: rgba(99,102,241,0.12);
}
.kb-tag-act-delete:hover {
  background: rgba(239,68,68,0.15);
  color: #ef4444;
}
.kb-tag-manage-input {
  border: 1px solid var(--dm-border, #334155);
  background: var(--dm-bg-primary, #0f172a);
  color: var(--dm-text-primary, #e2e8f0);
  font-size: 11px;
  padding: 3px 6px;
  border-radius: 4px;
  outline: none;
  width: 100px;
}
.kb-tag-manage-input:focus {
  border-color: var(--dm-accent, #6366f1);
}
.kb-tag-manage-select {
  border: 1px solid var(--dm-border, #334155);
  background: var(--dm-bg-primary, #0f172a);
  color: var(--dm-text-primary, #e2e8f0);
  font-size: 11px;
  padding: 3px 6px;
  border-radius: 4px;
  outline: none;
  max-width: 130px;
}
.kb-tag-manage-select:focus {
  border-color: var(--dm-accent, #6366f1);
}

/* ─── Search ──────────────────────────────────────────────── */
.kb-search-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
}

.kb-search-input {
  width: 160px;
  padding: 5px 10px;
  font-size: 13px;
  border: 1px solid var(--dm-border);
  border-radius: var(--dm-radius);
  background: var(--dm-bg);
  color: var(--dm-text);
  outline: none;
  transition: background 0.15s, border-color 0.15s;
}
.kb-search-input:focus {
  border-color: var(--dm-primary);
}
.kb-search-input.kb-search-active {
  background: rgba(255, 235, 59, 0.12);
  border-color: #f9a825;
}

.kb-search-mode-toggle {
  display: inline-flex;
  border: 1px solid var(--dm-border);
  border-radius: var(--dm-radius);
  overflow: hidden;
}
.kb-mode-btn {
  background: none;
  border: none;
  color: var(--dm-text-muted);
  cursor: pointer;
  padding: 4px 6px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
  opacity: 0.4;
}
.kb-mode-btn:hover {
  opacity: 0.7;
}
.kb-mode-btn.kb-mode-active {
  background: rgba(249, 168, 37, 0.18);
  color: #f9a825;
  opacity: 1;
}
.kb-mode-btn + .kb-mode-btn {
  border-left: 1px solid var(--dm-border);
}

.kb-search-clear-btn {
  background: none;
  border: 1px solid var(--dm-border);
  border-radius: var(--dm-radius);
  color: var(--dm-text-muted);
  cursor: pointer;
  font-size: 14px;
  padding: 4px 7px;
  line-height: 1;
  transition: background 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.kb-search-clear-btn:hover {
  background: var(--dm-bg-hover, rgba(255,255,255,0.06));
}

/* Cards: search match glow */
.kb-card.kb-search-match {
  box-shadow: 0 0 0 2px #f9a825, 0 2px 8px rgba(249, 168, 37, 0.25);
}
/* Cards: dimmed when not matching */
.kb-card.kb-search-dim {
  opacity: 0.3;
}

/* ─── Item type filter (segmented toggle) ──────────────── */
.kb-item-filter {
  display: inline-flex;
  border: 1px solid var(--dm-border);
  border-radius: var(--dm-radius);
  overflow: hidden;
  font-size: 12px;
}
.kb-item-filter label {
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 4px 10px;
  color: var(--dm-text-muted);
  opacity: 0.5;
  transition: background 0.15s, color 0.15s, opacity 0.15s;
  line-height: 1;
  user-select: none;
}
.kb-item-filter label:hover {
  opacity: 0.75;
}
.kb-item-filter label:has(input:checked) {
  background: rgba(255, 255, 255, 0.12);
  color: var(--dm-text, #e2e8f0);
  opacity: 1;
  font-weight: 600;
}
/* Highlight when a non-default filter is active (Tasks or Specs selected) */
.kb-item-filter:has(input[value="task"]:checked) label:has(input:checked),
.kb-item-filter:has(input[value="doc"]:checked) label:has(input:checked) {
  background: rgba(251, 146, 60, 0.25);
  color: #fb923c;
  box-shadow: inset 0 0 0 1px rgba(251, 146, 60, 0.4);
}
.kb-item-filter:has(input[value="task"]:checked),
.kb-item-filter:has(input[value="doc"]:checked) {
  border-color: rgba(251, 146, 60, 0.5);
}
.kb-item-filter label + label {
  border-left: 1px solid var(--dm-border);
}
.kb-item-filter input[type="radio"] {
  display: none;
}

/* Highlight when infograph filter is active */
.kb-item-filter:has(input[value="infograph"]:checked) label:has(input:checked) {
  background: rgba(16, 185, 129, 0.22);
  color: #10b981;
  box-shadow: inset 0 0 0 1px rgba(16, 185, 129, 0.4);
}
.kb-item-filter:has(input[value="infograph"]:checked) {
  border-color: rgba(16, 185, 129, 0.5);
}

/* ─── SPEC card (action_spec docs) ─────────────────────── */
.kb-card-spec {
  border-left: 3px solid #ff6f00;
}
.kb-card-spec .kb-card-type {
  background: #ff6f00;
  color: #fff;
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 600;
}
.kb-card-spec .kb-card-id {
  color: #ff6f00;
}
.kb-card-parent {
  font-size: 10px;
  color: #bb86fc;
  white-space: nowrap;
  opacity: .85;
  cursor: pointer;
  transition: opacity .15s;
}
.kb-card-parent:hover { opacity: 1; text-decoration: underline; }
.kb-card-children {
  font-size: 11px;
  font-weight: 700;
  color: #66bb6a;
  white-space: nowrap;
  background: rgba(102, 187, 106, .15);
  padding: 1px 5px;
  border-radius: 3px;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  cursor: pointer;
  transition: background .15s;
}
.kb-card-children:hover { background: rgba(102, 187, 106, .3); }
.kb-branch-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* ─── Progress bar (SPEC cards) ────────────────────────── */
.kb-spec-progress {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 4px 0;
  font-size: 11px;
  color: var(--dm-text-muted, #888);
}
.kb-spec-bar-track {
  flex: 1;
  height: 4px;
  background: var(--dm-border, #e0e0e0);
  border-radius: 2px;
  overflow: hidden;
}
.kb-spec-bar-fill {
  height: 100%;
  background: #ff6f00;
  border-radius: 2px;
  transition: width 0.3s;
}
.kb-spec-bar-fill.complete {
  background: #4caf50;
}

/* ── SPEC detail panel extras ── */
.kb-sp-inline-select {
  background: var(--kb-card-bg, #23262e);
  color: inherit;
  border: 1px solid var(--kb-border, #333);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 12px;
  cursor: pointer;
}
.kb-sp-assign-btn {
  background: var(--kb-card-bg, #23262e);
  color: inherit;
  border: 1px solid var(--kb-border, #333);
  border-radius: 4px;
  padding: 2px 8px;
  font-size: 12px;
  cursor: pointer;
}
.kb-sp-assign-btn:hover {
  background: rgba(255,255,255,.1);
}
.kb-sp-chip {
  display: inline-block;
  background: rgba(255,255,255,.07);
  border-radius: 3px;
  padding: 1px 6px;
  font-size: 11px;
  margin-right: 3px;
}
.kb-sp-chip-removable {
  padding-right: 3px;
}
.kb-sp-chip-x {
  display: none;
  cursor: pointer;
  opacity: .6;
  font-size: 10px;
  padding: 0 2px;
}
.kb-sp-chip-removable:hover .kb-sp-chip-x {
  display: inline;
}
.kb-sp-chip-x:hover {
  opacity: 1;
}
.kb-sp-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  padding: 1px 7px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.35;
  color: rgba(148,163,184,.40);
  background: rgba(148,163,184,.06);
  border: 1px solid rgba(148,163,184,.08);
  margin-left: 4px;
  transition: background .15s ease, color .15s ease, border-color .15s ease, box-shadow .15s ease;
}
.kb-sp-badge.kb-count-badge-active {
  color: #dbeafe;
  background: rgba(96,165,250,.18);
  border-color: rgba(147,197,253,.38);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
}
.kb-sp-badge.kb-sp-badge-zero {
  background: rgba(220,38,38,0.18);
  color: #ef4444;
  border-color: rgba(239,68,68,0.30);
}
.kb-sp-badge.kb-sp-badge-warn {
  background: rgba(255,111,0,0.18);
  color: #ff6f00;
  border-color: rgba(255,111,0,0.30);
}
.kb-sp-badge.kb-sp-badge-ok {
  background: rgba(76,175,80,0.18);
  color: #4caf50;
  border-color: rgba(76,175,80,0.30);
}
.kb-sp-empty {
  font-size: 12px;
  color: var(--dm-text-muted, #888);
  padding: 4px 0;
}
.kb-sp-loading-dot {
  color: var(--dm-text-muted, #888);
}
.kb-sp-clickable {
  cursor: pointer;
  border-radius: 3px;
  padding: 2px 4px !important;
}
.kb-sp-clickable:hover {
  background: rgba(255,255,255,.05);
}
.kb-sp-rel-link {
  cursor: pointer;
  color: #8ab4f8;
  font-size: 12px;
}
.kb-sp-rel-link:hover {
  text-decoration: underline;
}

/* Hierarchy relations (part_of / contains) */
.kb-sp-row--hierarchy {
  background: rgba(187, 134, 252, .08);
  border-left: 2px solid #bb86fc;
  padding-left: 6px;
  margin-left: -2px;
  border-radius: 2px;
}
.kb-sp-row--hierarchy .kb-sp-label {
  color: #bb86fc;
}
.kb-sp-rel-hierarchy {
  margin-left: 4px;
}
.kb-sp-rel-chip {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 3px;
  vertical-align: middle;
}
.kb-sp-rel-chip--parent {
  background: rgba(187, 134, 252, .15);
  color: #d4b5ff;
}
.kb-sp-rel-chip--child {
  background: rgba(129, 199, 132, .15);
  color: #a5d6a7;
}
.kb-sp-chip-status {
  margin-right: 6px;
}
.kb-sp-cl-group {
  margin-bottom: 4px;
}
.kb-sp-cl-group > summary {
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 3px 0;
  user-select: none;
  list-style: none;
}
.kb-sp-cl-group > summary::-webkit-details-marker { display: none; }
.kb-sp-cl-group > summary::before {
  content: '▸';
  font-size: 11px;
  transition: transform .15s;
  flex-shrink: 0;
}
.kb-sp-cl-group[open] > summary::before {
  content: '▾';
}
.kb-sp-cl-count {
  font-weight: normal;
  color: var(--dm-text-muted, #888);
  font-size: 11px;
  margin-left: auto;
}
.kb-sp-cl-count.kb-sp-cl-done {
  color: #34d399;
}
.kb-sp-cl-details {
  padding: 2px 0 4px 16px;
  font-size: 11px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.kb-sp-cl-stat {
  color: var(--dm-text-muted, #888);
}
.kb-sp-cl-items {
  padding: 2px 0 6px 16px;
  font-size: 12px;
}
.kb-sp-cl-item {
  padding: 2px 0;
  line-height: 1.4;
  color: var(--dm-text-strong, #e0e0e0);
  display: flex;
  align-items: flex-start;
  gap: 4px;
  transition: opacity 0.15s;
}
.kb-sp-cl-item .cb-icon {
  flex-shrink: 0;
  font-size: 11px;
  width: 1.1em;
  height: 1.1em;
  margin-top: 1px;
}
.kb-sp-cl-item .kb-sp-cl-text {
  flex: 1;
  min-width: 0;
}
.kb-sp-actor-user {
  font-size: 11px;
  margin-right: 2px;
  flex-shrink: 0;
  background: rgba(148, 163, 184, 0.12);
  border-radius: 3px;
  padding: 0 3px;
  line-height: 18px;
}
.kb-sp-cl-item code {
  font-size: 11px;
  background: var(--dm-bg-code, #1a1a2e);
  padding: 1px 4px;
  border-radius: 3px;
}
.kb-sp-child-spec {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 10px;
  font-size: 10px;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  background: rgba(212, 90, 0, 0.25);
  color: #ff9d4d;
  flex-shrink: 0;
  transition: background 0.15s;
}
.kb-sp-child-spec:hover {
  background: rgba(212, 90, 0, 0.4);
}
.kb-sp-desc {
  font-size: 12px;
  line-height: 1.6;
  color: var(--dm-text-strong, #e0e0e0);
  max-height: 400px;
  overflow-y: auto;
}
.kb-sp-desc h1, .kb-sp-desc h2, .kb-sp-desc h3,
.kb-sp-desc h4, .kb-sp-desc h5, .kb-sp-desc h6 {
  margin: 12px 0 4px;
  font-size: 13px;
  color: var(--dm-text-strong, #fff);
}
.kb-sp-desc p { margin: 4px 0; }
.kb-sp-desc ul, .kb-sp-desc ol { padding-left: 18px; margin: 4px 0; }
.kb-sp-desc code { font-size: 11px; background: var(--dm-bg-code, #1a1a2e); padding: 1px 4px; border-radius: 3px; }
.kb-sp-desc pre { font-size: 11px; background: var(--dm-bg-code, #1a1a2e); padding: 8px; border-radius: 4px; overflow-x: auto; margin: 6px 0; }
.kb-sp-desc-placeholder { cursor: pointer; }
.kb-activity-action {
  font-size: 11px;
  color: var(--dm-text-muted, #888);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}