/* Componentes: Botones - Café Más Vida */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  user-select: none;
}

.btn:active {
  transform: scale(0.97);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  background-color: var(--brand-primary);
  color: var(--text-on-dark);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--brand-primary-hover);
}

.btn-secondary {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--bg-secondary);
}

.btn-danger {
  background-color: var(--highlight-red);
  color: var(--text-on-dark);
}

.btn-danger:hover:not(:disabled) {
  background-color: var(--highlight-red-hover);
}

.btn-confirm {
  background-color: var(--brand-accent);
  color: var(--text-on-dark);
}

.btn-confirm:hover:not(:disabled) {
  background-color: var(--brand-accent-hover);
}

/* Botones de Productos (Caja POS) */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xs);
  padding-top: 12px; /* Da espacio a los badges que sobresalen por encima del botón */
}

.btn-product {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  height: auto;
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--bg-primary); /* Fondo blanco por defecto */
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  /* Transición con cubic-bezier para efectos elásticos fluidos y rápidos */
  transition: background-color 0.25s ease, 
              border-color 0.25s ease, 
              color 0.25s ease, 
              transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1), 
              box-shadow 0.25s ease;
  text-align: center;
  position: relative;
  overflow: visible;
  gap: 0;
  transform: scale(1);
}

@media (hover: hover) {
  /* Evita que el botón padre active su hover gris si el mouse está sobre el botón de restar */
  .btn-product:hover:not(.btn-product--active):not(:has(.btn-product-remove:hover)) {
    background-color: var(--bg-tertiary); /* Hover gris claro */
    border-color: var(--text-tertiary);
  }
}

/* Hundimiento táctil sutil controlado por JS (idéntico al del chip) */
.btn-product--clicked {
  transform: scale(0.96) translateY(0) !important;
}

/* Estado activo: tiene al menos 1 en el carrito (Idéntico a la escala y elevación del chip) */
.btn-product--active {
  background-color: var(--select-bg);
  border: 1px solid var(--select-border); /* Mantiene 1px de espesor */
  color: var(--select-text);
  box-shadow: var(--shadow-sm); /* Sombra sutil premium */
  transform: scale(1.025) translateY(-1px); /* Elevación y escala elástica igual al chip */
}

.btn-product--active .product-name {
  color: var(--select-text);
}

.btn-product--active .product-price {
  color: var(--text-secondary);
}

/* Wrapper de los dos badges en la esquina superior derecha */
.product-badges {
  position: absolute;
  top: -10px;
  right: -6px;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 4px;
  z-index: 2;
}

/* Círculo con el número (negro de la marca) */
.product-badge {
  min-width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: var(--text-primary);
  color: var(--bg-primary);
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
  line-height: 1;
  box-shadow: none;
  pointer-events: none;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.2s ease;
  transform: scale(1);
  opacity: 1;
}

/* Círculo rojo con el "−" */
.btn-product-remove {
  min-width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: var(--highlight-red);
  color: #ffffff;
  border: none;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  box-shadow: none;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.2s ease, filter 0.15s ease;
  transform: scale(1);
  opacity: 1;
  position: relative;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

/* Hitbox ampliado para pantallas táctiles (iPhone/móvil) sin modificar el tamaño visual de 20px */
.btn-product-remove::before {
  content: "";
  position: absolute;
  top: -12px;
  bottom: -12px;
  left: -12px;
  right: -12px;
  border-radius: 50%;
  z-index: 10;
}

.btn-product-remove:active {
  transform: scale(0.85);
  filter: brightness(0.85);
}

.btn-product-remove:hover {
  filter: brightness(1.15);
}

/* Clase para ocultar elásticamente (Escala 0 y opacidad 0) */
.badge-hidden {
  transform: scale(0) !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

/* Animación y Clase de Pop de Cantidad */
@keyframes badge-pop {
  0% { transform: scale(1); }
  50% { transform: scale(1.3); }
  100% { transform: scale(1); }
}

.product-badge.pop {
  animation: badge-pop 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.btn-product.selected {
  background-color: var(--brand-primary);
  border-color: var(--brand-primary);
  color: var(--text-on-dark);
}

.product-name {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.1;
}

.product-price {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-top: 1px;
}

.btn-product.selected .product-price {
  color: var(--text-tertiary);
}

/* Badge de membresía para los botones de producto */
.btn-sub-tier-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  color: #ffffff;
  margin-left: 6px;
  vertical-align: middle;
  flex-shrink: 0;
  box-sizing: border-box;
}

.btn-sub-tier-badge.btn-sub-tier-badge--active {
  background-color: #10b981 !important; /* Verde */
}

.btn-sub-tier-badge.btn-sub-tier-badge--inactive {
  background-color: #8e8e93 !important; /* Gris */
  opacity: 0.7;
}

.btn-sub-tier-badge svg {
  width: 9px;
  height: 9px;
  fill: currentColor;
  display: block;
}

/* Wrapper de los dos badges en la esquina superior derecha */
.product-badges {
  position: absolute;
  top: -10px;
  right: 4px;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 4px;
  z-index: 3;
}

/* Botón "Extras" unificado a la izquierda del contador de producto (alto contraste plano) */
.btn-product-extras {
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 0 1.5px 0 6px;
  border-radius: 10px;
  background-color: #6b7280;
  border: none;
  color: #ffffff;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  text-transform: none;
  cursor: pointer;
  box-shadow: none;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), background-color 0.2s ease, color 0.2s ease;
  user-select: none;
  box-sizing: border-box;
}

.extras-plus-label {
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  color: #ffffff;
}

.btn-product-extras:hover {
  transform: scale(1.06);
}

/* Badge circular plano de conteo de extras (radio reducido a 17px, texto exactamente 11px 700) */
.badge-extras-count {
  min-width: 17px;
  height: 17px;
  border-radius: 50%;
  background-color: #ffffff;
  color: #111827;
  font-size: 11px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  line-height: 1;
  box-shadow: none;
  flex-shrink: 0;
}

/* Estado 2 (extras > 0): Píldora azul alto contraste estilo Barista con número azul en círculo blanco plano */
.btn-product-extras.has-extras {
  background-color: #1d4ed8 !important;
  border-color: #1d4ed8 !important;
  color: #ffffff !important;
}

.btn-product-extras.has-extras .badge-extras-count,
.badge-extras-count.has-extras {
  background-color: #ffffff !important;
  color: #1d4ed8 !important;
  font-size: 11px !important;
  font-weight: 700 !important;
  box-shadow: none !important;
}

/* Popover de Selección de Adicionales por Unidad */
.extras-popover {
  position: fixed;
  z-index: 1000;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18), 0 2px 8px rgba(0, 0, 0, 0.08);
  width: 92%;
  max-width: 320px;
  padding: 14px;
  box-sizing: border-box;
  animation: popoverFadeIn 0.22s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  font-family: var(--font-main, sans-serif);
}

@keyframes popoverFadeIn {
  from {
    opacity: 0;
    transform: scale(0.92) translateY(6px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.extras-popover-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
  margin-bottom: 10px;
}

.extras-popover-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  margin: 0;
  letter-spacing: 0.4px;
}

.extras-popover-close {
  background: none;
  border: none;
  font-size: 18px;
  font-weight: 700;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
}

.extras-popover-body {
  max-height: 280px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-right: 8px; /* Espaciado ligero para evitar solapamiento con la barra de scroll */
  box-sizing: border-box;
}

.extras-unit-card {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.extras-unit-header {
  font-size: 12px;
  font-weight: 700;
  color: var(--brand-accent);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
  padding-bottom: 2px;
}

.extras-option-grid {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.extras-option-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  border: none; /* Sin líneas punteadas en los elementos */
  padding: 4px 0;
  font-size: 14px;
}

.extras-option-info {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.extras-option-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.extras-option-price {
  font-size: 12px;
  color: var(--text-secondary);
}

.extras-option-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-extra-qty {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  line-height: 1;
  transition: all 0.15s ease;
  position: relative;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.btn-extra-qty::before {
  content: "";
  position: absolute;
  top: -8px;
  bottom: -8px;
  left: -8px;
  right: -8px;
  border-radius: 50%;
}

.btn-extra-qty:hover {
  background: var(--brand-primary);
  color: #fff;
  border-color: var(--brand-primary);
}

.extra-qty-badge {
  font-size: 14px;
  font-weight: 700;
  min-width: 20px;
  text-align: center;
  color: var(--text-primary);
}

.extras-popover-footer {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--border-color);
}

/* Banda lateral de productos */
.product-sideband-container {
  position: absolute;
  left: 1px;
  top: 1px;
  right: 1px;
  bottom: 1px;
  border-radius: calc(var(--radius-sm) - 1px);
  overflow: hidden;
  pointer-events: none;
}

.product-sideband {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  height: 100%;
}

/* Clases de utilidad para colores de bebida */
.color-cafe-claro { background-color: var(--prod-color-cafe-claro); }
.color-cafe-medio { background-color: var(--prod-color-cafe-medio); }
.color-cafe-oscuro { background-color: var(--prod-color-cafe-oscuro); }

.color-verde-claro { background-color: var(--prod-color-verde-claro); }
.color-verde-medio { background-color: var(--prod-color-verde-medio); }
.color-verde-oscuro { background-color: var(--prod-color-verde-oscuro); }

.color-rojo-claro { background-color: var(--prod-color-rojo-claro); }
.color-rojo-medio { background-color: var(--prod-color-rojo-medio); }
.color-rojo-oscuro { background-color: var(--prod-color-rojo-oscuro); }

.color-azul-claro { background-color: var(--prod-color-azul-claro); }
.color-azul-medio { background-color: var(--prod-color-azul-medio); }
.color-azul-oscuro { background-color: var(--prod-color-azul-oscuro); }

.color-naranja-claro { background-color: var(--prod-color-naranja-claro); }
.color-naranja-medio { background-color: var(--prod-color-naranja-medio); }
.color-naranja-oscuro { background-color: var(--prod-color-naranja-oscuro); }

.color-purpura-claro { background-color: var(--prod-color-purpura-claro); }
.color-purpura-medio { background-color: var(--prod-color-purpura-medio); }
.color-purpura-oscuro { background-color: var(--prod-color-purpura-oscuro); }

.color-neutro-claro { background-color: var(--prod-color-neutro-claro); }
.color-neutro-medio { background-color: var(--prod-color-neutro-medio); }
.color-neutro-oscuro { background-color: var(--prod-color-neutro-oscuro); }

.color-ninguno { background-color: transparent; }