/* ===== Kanban Board ===== */
.kanban-board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 20px;
  min-height: 60vh;
}

.kanban-col {
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  min-height: 400px;
}

.kanban-col-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  border-radius: 12px 12px 0 0;
}

.kanban-col-gray  { border-top: 3px solid #6b7280; }
.kanban-col-blue  { border-top: 3px solid #60a5fa; }
.kanban-col-amber { border-top: 3px solid #fbbf24; }
.kanban-col-green { border-top: 3px solid #34d399; }

.kanban-col-title {
  font-size: .85rem;
  font-weight: 700;
  color: rgba(255,255,255,.85);
}

.kanban-col-count {
  font-size: .7rem;
  min-width: 22px;
  text-align: center;
}

.kanban-col-body {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.kanban-col-body::-webkit-scrollbar { width: 4px; }
.kanban-col-body::-webkit-scrollbar-track { background: transparent; }
.kanban-col-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,.1); border-radius: 4px; }

/* Card */
.kanban-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 10px;
  padding: 14px;
  cursor: grab;
  transition: all .2s;
}

.kanban-card:hover {
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.14);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,.3);
}

.kanban-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.kanban-card-title {
  font-size: .82rem;
  font-weight: 600;
  color: rgba(255,255,255,.9);
  line-height: 1.4;
  flex: 1;
}

.kanban-card-project {
  font-size: .7rem;
  color: rgba(255,255,255,.35);
  margin-bottom: 10px;
}

.kanban-card-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .7rem;
  color: rgba(255,255,255,.45);
}

.kanban-card-assignee i,
.kanban-card-due i {
  margin-right: 4px;
  font-size: .65rem;
}

.kanban-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  font-size: .8rem;
  color: rgba(255,255,255,.2);
}

/* Responsive */
@media (max-width: 1200px) {
  .kanban-board { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .kanban-board { grid-template-columns: 1fr; }
}