/* ── Board Card ── */
.board-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 8px;
  cursor: grab;
  transition: box-shadow .2s, border-color .2s;
  user-select: none;
}

.board-card:hover {
  border-color: var(--border2);
  box-shadow: 0 4px 12px var(--shadow);
}

.board-card.dragging {
  opacity: 0.4;
}

.board-card-add {
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: 2px dashed var(--border);
  background: transparent;
  min-height: 48px;
  transition: all .2s;
}

.board-card-add:hover {
  border-color: var(--primary);
  background: var(--primary-bg);
}

.card-add-icon {
  font-size: 22px;
  font-weight: 600;
  color: var(--text3);
  line-height: 1;
  transition: color .2s;
}

.board-card-add:hover .card-add-icon {
  color: var(--primary);
}

/* ── Shared Card Internals ── */
.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.card-title {
  font-weight: 500;
  font-size: 13px;
  line-height: 1.4;
  word-break: break-word;
}

.card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.card-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.card-assignee {
  font-size: 12px;
  color: var(--text2);
}

.card-tags {
  display: flex;
  gap: 4px;
  align-items: center;
}

.card-tag-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.card-chat-indicator {
  display: inline-flex;
  align-items: center;
  color: var(--text3);
  font-size: 16px;
  line-height: 1;
  margin-left: 2px;
  transition: color .3s;
}

.card-chat-indicator .material-icons-outlined {
  font-size: 16px;
}

.card-chat-indicator.unread {
  color: #f59e0b;
  animation: chat-pulse 2s ease-in-out infinite;
}

@keyframes chat-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.card-topic {
  font-size: 11px;
  color: var(--primary);
  background: var(--primary-bg);
  padding: 1px 7px;
  border-radius: 4px;
  font-weight: 500;
  white-space: nowrap;
}

/* ── Whiteboard Card ── */
.wb-card {
  position: absolute;
  min-width: 180px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: grab;
  user-select: none;
  box-shadow: 0 2px 8px var(--shadow);
  transition: box-shadow 0.15s, border-color 0.15s;
}

.wb-card-note {
  max-width: none;
  min-height: 120px;
  overflow: hidden;
}

.wb-card:hover {
  box-shadow: 0 6px 20px var(--shadow);
  border-color: var(--primary);
  z-index: 9999;
}

.wb-card:active {
  cursor: grabbing;
  box-shadow: 0 8px 28px var(--shadow);
}

.wb-card-clickable {
  cursor: pointer;
}

.wb-card-del {
  display: none;
  position: absolute;
  top: 6px;
  right: 6px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: none;
  background: var(--danger);
  color: #fff;
  font-size: 11px;
  line-height: 1;
  cursor: pointer;
  z-index: 10;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.wb-card:hover .wb-card-del {
  display: flex;
}

.wb-card-body {
  padding: 12px 14px;
}

.wb-card-title {
  font-weight: 600;
  font-size: 13px;
  line-height: 1.4;
  word-break: break-word;
  margin-bottom: 4px;
}

.wb-card-desc {
  font-size: 12px;
  color: var(--text2);
  line-height: 1.5;
  word-break: break-word;
  white-space: pre-wrap;
}

/* ── Whiteboard Tracker Card ── */
.wb-card-tracker {
  min-width: 220px;
}

.wb-card-top,
.wb-card-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.wb-card-top {
  align-items: flex-start;
  margin-bottom: 6px;
}

.wb-card-bottom {
  margin-top: 4px;
}

.wb-card-assignee {
  font-size: 11px;
  color: var(--text2);
}

.wb-card-tags {
  display: flex;
  gap: 4px;
  align-items: center;
}

.wb-tracker-status {
  position: absolute;
  top: -6px;
  right: -6px;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 8px;
  border-radius: 8px;
  color: #fff;
  line-height: 1.4;
}

.wb-tracker-status.backlog { background: var(--col-backlog); }
.wb-tracker-status.todo { background: var(--col-todo); }
.wb-tracker-status.in_progress { background: var(--col-in_progress); }
.wb-tracker-status.review { background: var(--col-review); }
.wb-tracker-status.done { background: var(--col-done); }

/* ── Selection & Edit ── */
.board-card.selected {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-bg), 0 4px 12px var(--shadow);
}

.wb-card-tracker.selected {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-bg), 0 6px 20px var(--shadow);
}

.card-edit-btn, .wb-card-edit-btn {
  display: none;
  width: 20px;
  height: 20px;
  border-radius: 4px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 12px;
  padding: 0;
  align-items: center;
  justify-content: center;
  color: var(--text2);
  flex-shrink: 0;
  transition: background .15s, color .15s;
  line-height: 1;
}

.board-card:hover .card-edit-btn,
.wb-card-tracker:hover .wb-card-edit-btn {
  display: inline-flex;
}

.card-edit-btn .material-symbols-outlined,
.wb-card-edit-btn .material-symbols-outlined {
  font-size: 16px;
}

.card-edit-btn:hover, .wb-card-edit-btn:hover {
  background: var(--bg3);
  color: var(--primary);
}