/* ============================================================
   Kanban Board — Recruitment Pipeline
   Uses CSS variables from theme.css for dark/light mode support
   ============================================================ */

/* ---------- View Tabs (sub-navigation) ---------- */
.board-view-tabs {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.25rem;
  width: fit-content;
}

.board-view-tab {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  background: none;
  border: none;
  padding: 0.4rem 1rem;
  cursor: pointer;
  border-radius: 7px;
  transition: all 0.15s;
  white-space: nowrap;
}

.board-view-tab:hover {
  color: var(--text);
  background: rgba(0,0,0,0.03);
}

[data-theme="dark"] .board-view-tab:hover {
  background: rgba(255,255,255,0.05);
}

.board-view-tab.active {
  color: var(--blue);
  background: rgba(59,130,246,0.08);
  font-weight: 700;
}

/* ---------- Board Layout ---------- */
.kanban-board {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 1rem;
  min-height: 400px;
  align-items: flex-start;
}

.kanban-board::-webkit-scrollbar {
  height: 6px;
}

.kanban-board::-webkit-scrollbar-track {
  background: transparent;
}

.kanban-board::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

/* ---------- Column ---------- */
.kanban-column {
  flex: 1;
  min-width: 260px;
  max-width: 340px;
  border-radius: 12px;
  background: var(--bg);
  border: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.kanban-column-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.85rem;
  border-bottom: 1px solid var(--border-light);
}

.kanban-column-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.kanban-stage-dot {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  flex-shrink: 0;
}

.kanban-stage-name {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-heading);
}

.kanban-count {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-input);
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
  min-width: 22px;
  text-align: center;
}

/* ---------- Column Body (Drop Zone) ---------- */
.kanban-column-body {
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-height: 80px;
  flex: 1;
  transition: background 0.15s;
  border-radius: 0 0 12px 12px;
}

.kanban-column-body.drag-over {
  background: var(--blue-light);
}

[data-theme="dark"] .kanban-column-body.drag-over {
  background: rgba(107,184,232,0.06);
}

/* Drop indicator line */
.kanban-drop-indicator {
  height: 2px;
  background: var(--blue);
  border-radius: 1px;
  margin: -0.25rem 0.5rem;
  transition: opacity 0.1s;
}

/* ---------- Card ---------- */
.kanban-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.85rem;
  cursor: grab;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s, opacity 0.15s, box-shadow 0.15s;
  user-select: none;
  position: relative;
}

.kanban-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--blue);
}

.kanban-card:active {
  cursor: grabbing;
}

.kanban-card.dragging {
  opacity: 0.4;
  transform: rotate(2deg) scale(0.98);
}

.kanban-card-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 0.4rem;
}

.kanban-card-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.kanban-card-branch {
  display: inline-flex;
  align-items: center;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.5rem;
  border-radius: 5px;
}

.kanban-card-branch.bunbury {
  background: rgba(16,185,129,0.1);
  color: #059669;
}

[data-theme="dark"] .kanban-card-branch.bunbury {
  background: rgba(52,211,153,0.15);
  color: #34d399;
}

.kanban-card-branch.perth {
  background: rgba(59,130,246,0.1);
  color: #3b82f6;
}

[data-theme="dark"] .kanban-card-branch.perth {
  background: rgba(107,184,232,0.12);
  color: var(--blue);
}

.kanban-card-date {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ---------- Add Button ---------- */
.kanban-add-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  width: 100%;
  padding: 0.55rem;
  margin-top: 0.25rem;
  border: none;
  background: none;
  color: var(--text-muted);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.15s;
}

.kanban-add-btn:hover {
  background: var(--bg-hover);
  color: var(--text);
}

/* ---------- Header Actions ---------- */
.board-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ---------- Empty State ---------- */
.kanban-empty {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem 1.5rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
  box-shadow: var(--shadow-lg);
  z-index: 10000;
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  pointer-events: none;
}

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

.toast.error {
  border-color: var(--red);
  color: var(--red);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .kanban-column {
    min-width: 240px;
  }

  .board-view-tabs {
    overflow-x: auto;
    width: 100%;
  }
}

@media (max-width: 480px) {
  .kanban-column {
    min-width: 220px;
  }
}