/**
 * kanban.css - Estilos Kanban mobile-first para PWA.
 * Columnas con scroll-snap horizontal, touch targets 48px+.
 * Usa variables de app.css y visual-status.css.
 */

/* === Controles superiores === */
.kanban-controls {
  display: flex;
  gap: 8px;
  padding: 8px 12px;
  align-items: center;
}

/* === Chips toggle scrollables === */
.kanban-chips-scroll {
  display: flex;
  gap: 6px;
  padding: 4px 12px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.kanban-chips-scroll::-webkit-scrollbar { display: none; }

.kanban-chip-toggle {
  flex-shrink: 0;
  padding: 5px 12px;
  border-radius: 16px;
  border: 1px solid #ccc;
  background: white;
  font-size: 12px;
  cursor: pointer;
  color: #666;
  white-space: nowrap;
}

.kanban-chip-toggle.activo {
  background: var(--primary, #1565C0);
  color: white;
  border-color: var(--primary, #1565C0);
}

/* === Barra filtros movil === */
.kanban-filtros-movil {
  display: flex;
  gap: 8px;
  padding: 4px 12px;
  align-items: center;
}

.kanban-filtros-movil input {
  flex: 1;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid #ddd;
  font-size: 13px;
  outline: none;
}

.kanban-filtros-movil input:focus {
  border-color: var(--primary, #1565C0);
}

.btn-filtros-movil {
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid #ddd;
  background: white;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
}

/* === Board: scroll horizontal con snap === */
.kanban-board {
  display: flex;
  gap: 12px;
  padding: 8px 12px;
  overflow-x: auto;
  flex: 1;
  align-items: flex-start;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

/* === Columna individual === */
.kanban-columna {
  width: 75vw;
  min-width: 75vw;
  flex-shrink: 0;
  background: var(--bg-secondary, #F5F5F5);
  border-radius: var(--radius, 8px);
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 180px);
  scroll-snap-align: start;
}

/* Header columna sticky */
.kanban-columna-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: 10px 12px;
  font-weight: 600;
  font-size: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: inherit;
  border-radius: var(--radius, 8px) var(--radius, 8px) 0 0;
}

.kanban-columna-count {
  background: rgba(0,0,0,0.12);
  border-radius: 10px;
  padding: 2px 8px;
  font-size: 12px;
}

.kanban-columna-body {
  padding: 6px 8px;
  overflow-y: auto;
  flex: 1;
  min-height: 48px;
  -webkit-overflow-scrolling: touch;
}

/* Columna incidencia */
.kanban-columna[data-grupo="incidencia"] { background: #fce4e4; }

/* Columna documentado */
.kanban-columna[data-grupo="documentado"] { opacity: 0.7; }

/* === Grupo estado === */
.kanban-estado-grupo { margin-bottom: 6px; }

.kanban-estado-grupo-header {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  cursor: pointer;
  color: var(--text-secondary, #424242);
  display: flex;
  align-items: center;
  gap: 4px;
  min-height: 32px;
}

.kanban-estado-grupo-header::before {
  content: '\25BC';
  font-size: 9px;
  transition: transform 0.2s;
}

.kanban-estado-grupo.collapsed .kanban-estado-grupo-header::before {
  transform: rotate(-90deg);
}

.kanban-estado-grupo.collapsed .kanban-estado-grupo-body {
  min-height: 32px;
  max-height: 32px;
  overflow: hidden;
  border: 1px dashed rgba(0,0,0,0.12);
  background: rgba(0,0,0,0.02);
  border-radius: 4px;
}

.kanban-estado-grupo.collapsed .kanban-tarjeta { display: none; }

.kanban-estado-grupo-body { min-height: 32px; }

/* Placeholder para columnas vacias */
.kanban-placeholder {
  text-align: center;
  color: #aaa;
  font-size: 12px;
  padding: 12px;
  border: 1px dashed #ccc;
  border-radius: 6px;
  margin: 4px;
}
.kanban-placeholder:only-child { display: block; }
.kanban-placeholder:not(:only-child) { display: none; }

/* === Seleccion masiva === */
.kanban-chk {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 18px;
  height: 18px;
  cursor: pointer;
  z-index: 2;
}

.kanban-tarjeta.seleccionada {
  outline: 2px solid #1565C0;
  background: #E3F2FD;
}

.kanban-col-chk {
  cursor: pointer;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-right: 6px;
}
.kanban-col-chk:disabled {
  cursor: not-allowed;
  opacity: 0.3;
}

.kanban-seleccion-bar {
  position: fixed;
  bottom: 56px;
  left: 0;
  right: 0;
  background: #fff;
  box-shadow: 0 -2px 8px rgba(0,0,0,0.15);
  padding: 8px 12px;
  display: flex;
  gap: 8px;
  align-items: center;
  z-index: 100;
}

.kanban-seleccion-bar span {
  font-size: 13px;
  font-weight: 600;
}

.kanban-seleccion-bar button {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid #ddd;
  background: #fff;
  cursor: pointer;
}

.kanban-seleccion-bar button:active { background: #eee; }

/* === Tarjeta Kanban (touch-friendly) === */
.kanban-tarjeta {
  position: relative;
  background: var(--bg-primary, white);
  border-radius: 6px;
  padding: 10px 12px;
  margin-bottom: 6px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
  cursor: grab;
  font-size: 13px;
  border-left: 3px solid transparent;
  min-height: 48px;
  transition: box-shadow 0.15s;
}

/* Borde izquierdo por estado */
.kanban-tarjeta[data-estado="NUEVO"]      { border-left-color: var(--estado-nuevo-bg, #BBDEFB); }
.kanban-tarjeta[data-estado="ENVIADO"]    { border-left-color: var(--estado-enviado-fg, #1565C0); }
.kanban-tarjeta[data-estado="RECIBIDO"]   { border-left-color: var(--estado-recibido-fg, #E65100); }
.kanban-tarjeta[data-estado="PENDIENTE"]  { border-left-color: var(--estado-pendiente-fg, #F57F17); }
.kanban-tarjeta[data-estado="GESTIONADO"] { border-left-color: var(--estado-gestionado-fg, #2E7D32); }
.kanban-tarjeta[data-estado="ALERTA"]     { border-left-color: var(--estado-alerta-fg, #C62828); }
.kanban-tarjeta[data-estado="CERRADO"]    { border-left-color: var(--estado-cerrado-fg, #757575); }

/* SortableJS states */
.kanban-tarjeta.sortable-ghost { opacity: 0.4; background: #c8dafc; }
.kanban-tarjeta.sortable-drag { box-shadow: 0 4px 12px rgba(0,0,0,0.3); }

/* Contenido tarjeta */
.kanban-tarjeta-codcar {
  font-family: 'Courier New', monospace;
  font-weight: bold;
  font-size: 14px;
}

.kanban-tarjeta-transportista {
  color: var(--text-secondary, #424242);
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kanban-tarjeta-asunto {
  color: var(--text-primary, #000);
  font-size: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}

.kanban-tarjeta-footer {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-secondary, #424242);
}

.kanban-tarjeta-indicadores {
  display: flex;
  gap: 4px;
  margin-left: auto;
}

.kanban-tarjeta-indicador { opacity: 0.6; cursor: pointer; }
.kanban-tarjeta-indicador:active { opacity: 1; transform: scale(1.2); }

/* Total del tablero */
.kanban-total {
  font-size: 13px;
  color: var(--text-secondary, #424242);
  margin-left: auto;
}

/* === Pull-to-refresh indicator === */
.kanban-pull-indicator {
  height: 0;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: height 0.2s, opacity 0.2s;
}

.kanban-pull-indicator.activo {
  height: 48px;
  opacity: 1;
}

.kanban-pull-spinner {
  width: 24px;
  height: 24px;
  border: 3px solid rgba(0,0,0,0.1);
  border-top-color: var(--primary, #1565C0);
  border-radius: 50%;
  animation: kanban-spin 0.6s linear infinite;
}

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

/* === Dots de posicion === */
.kanban-dots {
  display: flex;
  justify-content: center;
  gap: 6px;
  padding: 8px;
}

.kanban-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(0,0,0,0.2);
  transition: background 0.2s;
}

.kanban-dot.activo {
  background: var(--primary, #1565C0);
}

/* === Columna colapsable (horizontal, como escritorio) === */
.kanban-columna-header {
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}

.kanban-columna.collapsed {
  min-width: 44px;
  max-width: 44px;
  width: 44px;
  scroll-snap-align: none;
}

.kanban-columna.collapsed .kanban-columna-header {
  writing-mode: vertical-lr;
  transform: rotate(180deg);
  padding: 12px 4px;
  gap: 8px;
  border-radius: 0 0 var(--radius, 8px) var(--radius, 8px);
}

.kanban-columna.collapsed .kanban-tarjeta { display: none; }

.kanban-columna.collapsed .kanban-drop-zone {
  min-height: 48px;
  flex: 1;
  border: 2px dashed rgba(0,0,0,0.15);
  background: rgba(0,0,0,0.03);
  border-radius: 4px;
  margin: 4px;
}

/* === Detalle carga BottomSheet === */
.kd-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 6px;
}

.kd-codcar {
  font-family: monospace;
  font-size: 22px;
  font-weight: 700;
  color: var(--text, #1a1a1a);
}

.kd-transp {
  font-size: 13px;
  color: #666;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.kd-chips {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.kd-chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 14px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: opacity 0.15s;
}

.kd-chip:active { opacity: 0.7; }

.kd-chip-estado {
  background: var(--estado-bg, #e3f2fd);
  color: var(--estado-color, #1565c0);
  border-color: var(--estado-color, #1565c0);
}

.kd-chip-fase {
  background: #f3e5f5;
  color: #7b1fa2;
  border-color: #ce93d8;
}

.kd-chip-bandeja {
  background: #fff3e0;
  color: #e65100;
  border-color: #ffcc80;
  cursor: default;
}

.kd-chip-tipo {
  background: #e8f5e9;
  color: #2e7d32;
  border-color: #a5d6a7;
  cursor: default;
}

.kd-asunto {
  font-size: 13px;
  color: #444;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
}

.kd-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 10px;
  font-size: 13px;
  margin-bottom: 10px;
}

.kd-label {
  color: #999;
  white-space: nowrap;
}

.kd-value {
  color: #333;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.kd-fechas {
  display: flex;
  gap: 12px;
  margin-bottom: 10px;
  padding: 8px 10px;
  background: #f8f9fa;
  border-radius: 8px;
}

.kd-fecha-item {
  flex: 1;
  text-align: center;
}

.kd-fecha-label {
  font-size: 10px;
  text-transform: uppercase;
  color: #999;
  letter-spacing: 0.5px;
}

.kd-fecha-valor {
  font-size: 14px;
  font-weight: 600;
  color: #333;
  margin-top: 2px;
}

.kd-indicadores {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.kd-indicador {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 12px;
  background: #f5f5f5;
  color: #555;
  cursor: pointer;
}

.kd-indicador:active { background: #e0e0e0; }

.kd-acciones {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 4px;
}

.kd-acciones .btn {
  font-size: 13px;
  padding: 10px 8px;
  text-align: center;
  justify-content: center;
}

.kd-separador {
  height: 1px;
  background: #eee;
  margin: 8px 0;
}

/* === Toggle programar envio en editor === */
.editor-programar { padding: 12px 16px; display: flex; align-items: center; gap: 8px; }
.editor-programar input[type="checkbox"] { width: 20px; height: 20px; }
.editor-programar label { font-size: 14px; color: var(--text-secondary, #666); }
.editor-programar-fecha { padding: 0 16px 12px; }
.editor-programar-fecha input { width: 100%; font-size: 16px; min-height: 48px; padding: 8px; border: 1px solid #CCC; border-radius: 4px; box-sizing: border-box; }

/* === Chip Sin Fase (dashed) === */
.kd-chip-sin-fase {
  background: #f5f5f5;
  color: #999;
  border-color: #ccc;
  border-style: dashed;
}

/* === Long-press visual feedback === */
/* === Fechas editables en detalle === */
.kd-fecha-item[data-accion] { cursor: pointer; }
.kd-fecha-item[data-accion]:active { opacity: 0.7; }
.kd-fecha-vacia { color: #999; font-style: italic; font-weight: 400; border-bottom: 1px dashed #ccc; }

.kanban-tarjeta:active {
  cursor: grabbing;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}