/* =========================================================
   CARRITO — drawer lateral derecho
   ========================================================= */

#carrito {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: var(--z-drawer);
  width: min(92vw, 30rem);
  background: rgba(var(--surface-rgb), 0.96);
  display: flex;
  flex-direction: column;
  border-width: 0 0 0 1px;
  border-radius: 0;
  transform: translateX(100%);
  visibility: hidden;
  transition: transform 0.25s ease, visibility 0.25s ease;
}

#carrito.abierto {
  transform: translateX(0);
  visibility: visible;
}

/* Cabecera */
.carrito__cabecera {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: clamp(1rem, 0.85rem + 0.75vw, 1.5rem);
  border-bottom: 1px solid var(--hairline);
}

.carrito__titulo {
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  color: var(--accent-light);
}

.btn-volver {
  padding: 0.45rem 0.9rem;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text-dim);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-pill);
  transition: color var(--t-fast), border-color var(--t-fast), background-color var(--t-fast);
}

.btn-volver:hover {
  color: var(--accent-light);
  border-color: rgba(var(--accent-rgb), 0.4);
  background: rgba(var(--accent-rgb), 0.08);
}

/* Contenedor dinámico (lista + pie) */
.carrito__contenido {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

/* Estado vacío */
.carrito__vacio {
  padding: var(--space-xl) var(--space-lg);
  font-size: var(--fs-sm);
  text-align: center;
  color: var(--text-dim);
}

/* Lista */
.carrito__lista {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: clamp(0.6rem, 0.5rem + 0.4vw, 0.8rem);
  padding: clamp(0.8rem, 0.7rem + 0.5vw, 1.2rem) clamp(1rem, 0.85rem + 0.75vw, 1.5rem);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.carrito-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: clamp(0.75rem, 0.65rem + 0.4vw, 1rem);
  background: linear-gradient(160deg, rgba(var(--surface-rgb), 0.9), rgba(var(--bg-2-rgb), 0.9));
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
}

.carrito-item__info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.carrito-item__nombre {
  font-family: var(--font-serif);
  font-size: var(--fs-base);
  font-weight: 600;
  line-height: 1.25;
  color: var(--accent-light);
}

.carrito-item__tipo {
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.carrito-item__precio {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--accent);
}

.carrito-item__acciones {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.45rem;
}

/* Controles de cantidad */
.carrito-item__controles {
  display: flex;
  align-items: center;
  background: rgba(var(--bg-rgb), 0.5);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-pill);
}

.cantidad-btn {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  font-size: 1.05rem;
  line-height: 1;
  color: var(--accent-light);
  border-radius: 50%;
  transition: background-color var(--t-fast);
}

.cantidad-btn:hover {
  background: rgba(var(--accent-rgb), 0.12);
}

.cantidad-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  background: none;
}

.cantidad-valor {
  min-width: 1.75rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

/* Botón "Quitar" */
.btn-quitar {
  padding: 0.2rem 0.6rem;
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--danger);
  border: 1px solid rgba(var(--danger-rgb), 0.35);
  border-radius: var(--radius-pill);
  transition: background-color var(--t-fast), color var(--t-fast);
}

.btn-quitar:hover {
  color: #fff;
  background: rgba(var(--danger-rgb), 0.85);
}

/* Pie: total + WhatsApp */
.carrito__pie {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: clamp(1rem, 0.85rem + 0.75vw, 1.5rem);
  padding-bottom: max(clamp(1rem, 0.85rem + 0.75vw, 1.5rem), env(safe-area-inset-bottom));
  border-top: 1px solid var(--hairline);
  background: rgba(var(--bg-rgb), 0.35);
}

.carrito__total {
  display: flex;
  align-items: baseline;
  justify-content: flex-end;
  gap: var(--space-sm);
  text-align: right;
  font-size: var(--fs-sm);
  color: var(--text-dim);
}

.carrito__total strong {
  font-family: var(--font-serif);
  font-size: var(--fs-lg);
  color: var(--accent-light);
}

.btn-whatsapp {
  width: 100%;
}

.btn-whatsapp[aria-disabled="true"] {
  opacity: 0.5;
  pointer-events: none;
  filter: grayscale(0.5);
}