/*
 * cart-drawer.css — Drawer lateral del carrito
 */

/* ── Overlay de fondo ────────────────────────────────────────────────────────── */

.rda-cart-overlay {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-cart-drawer) - 1);
  background: rgba(10, 23, 51, 0.5);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity var(--duration-slow) var(--ease-out),
    visibility var(--duration-slow) var(--ease-out);
  cursor: pointer;
}

.rda-cart-overlay.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* ── Drawer ──────────────────────────────────────────────────────────────────── */

.rda-cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: var(--z-cart-drawer);
  width: 90vw;
  max-width: 420px;
  background: var(--color-bg-card);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 350ms var(--ease-out);
  box-shadow: var(--shadow-strong);
}

.rda-cart-drawer.is-open {
  transform: translateX(0);
}

/* ── Header del drawer ───────────────────────────────────────────────────────── */

.rda-cart-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-border-subtle);
  flex-shrink: 0;
}

.rda-cart-drawer__title {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: var(--weight-light);
  color: var(--color-ink-primary);
  margin: 0;
  line-height: var(--leading-tight);
}

.rda-cart-drawer__close {
  width: 44px;
  height: 44px;
  color: var(--color-ink-primary);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  transition: color var(--duration-fast) var(--ease-out);
}

.rda-cart-drawer__close:hover,
.rda-cart-drawer__close:focus-visible {
  color: var(--color-gold-deep);
}

.rda-cart-drawer__close:focus-visible {
  outline: 2px solid var(--color-gold-base);
  outline-offset: 2px;
}

/* ── Cuerpo (scrollable) ─────────────────────────────────────────────────────── */

.rda-cart-drawer__body {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: var(--space-md) var(--space-lg);
}

/* ── Lista de items ──────────────────────────────────────────────────────────── */

.rda-cart-drawer__items {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.rda-cart-drawer__item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border-subtle);
}

.rda-cart-drawer__item:last-child {
  border-bottom: none;
}

/* ── Imagen del item ─────────────────────────────────────────────────────────── */

.rda-cart-drawer__item-img {
  width: 72px;
  height: 90px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-cream-base);
  flex-shrink: 0;
}

.rda-cart-drawer__img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Info del item ───────────────────────────────────────────────────────────── */

.rda-cart-drawer__item-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.rda-cart-drawer__item-name {
  font-family: var(--font-body);
  font-size: var(--text-body-small);
  font-weight: var(--weight-medium);
  color: var(--color-ink-primary);
  margin: 0;
  line-height: var(--leading-snug);
}

.rda-cart-drawer__item-price {
  font-family: var(--font-body);
  font-size: var(--text-body-small);
  font-weight: var(--weight-regular);
  color: var(--color-gold-deep);
  margin: 0;
}

.rda-cart-drawer__item-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

/* ── Control de cantidad ─────────────────────────────────────────────────────── */

.rda-qty-control {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-sm);
  padding: 2px var(--space-xs);
}

.rda-qty-control__btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ink-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: color var(--duration-fast) var(--ease-out);
}

.rda-qty-control__btn:hover,
.rda-qty-control__btn:focus-visible {
  color: var(--color-gold-deep);
}

.rda-qty-control__btn:focus-visible {
  outline: 2px solid var(--color-gold-base);
  outline-offset: 1px;
}

.rda-qty-control__value {
  font-family: var(--font-body);
  font-size: var(--text-body-small);
  font-weight: var(--weight-medium);
  color: var(--color-ink-primary);
  min-width: 20px;
  text-align: center;
}

/* ── Botón eliminar ──────────────────────────────────────────────────────────── */

.rda-cart-drawer__item-remove {
  width: 32px;
  height: 32px;
  color: var(--color-ink-muted);
  border-radius: var(--radius-sm);
  transition: color var(--duration-fast) var(--ease-out);
}

.rda-cart-drawer__item-remove:hover,
.rda-cart-drawer__item-remove:focus-visible {
  color: var(--color-error);
}

.rda-cart-drawer__item-remove:focus-visible {
  outline: 2px solid var(--color-error);
  outline-offset: 2px;
}

/* ── Separador ───────────────────────────────────────────────────────────────── */

.rda-cart-drawer__divider {
  height: 1px;
  background: var(--color-border-subtle);
  margin: var(--space-md) 0;
}

/* ── Resumen ─────────────────────────────────────────────────────────────────── */

.rda-cart-drawer__summary {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.rda-cart-drawer__summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-body);
  font-size: var(--text-body-small);
  font-weight: var(--weight-medium);
  color: var(--color-ink-primary);
}

.rda-cart-drawer__summary-row--muted {
  font-weight: var(--weight-regular);
  color: var(--color-ink-secondary);
  font-size: var(--text-caption);
}

.rda-cart-drawer__subtotal {
  font-weight: var(--weight-semibold);
  color: var(--color-gold-deep);
}

/* ── Estado vacío ────────────────────────────────────────────────────────────── */

.rda-cart-drawer__empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-3xl) 0;
  gap: var(--space-md);
  height: 100%;
}

.rda-cart-drawer__empty-icon {
  opacity: 0.6;
}

.rda-cart-drawer__empty-title {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: var(--weight-light);
  color: var(--color-ink-primary);
  margin: 0;
}

.rda-cart-drawer__empty-text {
  font-family: var(--font-body);
  font-size: var(--text-body-small);
  color: var(--color-ink-secondary);
  margin: 0;
}

.rda-cart-drawer__empty-cta {
  margin-top: var(--space-sm);
}

/* ── Footer del drawer ───────────────────────────────────────────────────────── */

.rda-cart-drawer__footer {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-lg);
  border-top: 1px solid var(--color-border-subtle);
  flex-shrink: 0;
}

/* ── Botones ─────────────────────────────────────────────────────────────────── */

.rda-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-body);
  font-size: var(--text-body-small);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition:
    background var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out);
}

.rda-btn--primary {
  background: var(--color-gold-base);
  color: var(--color-navy-base);
  border-color: var(--color-gold-base);
}

.rda-btn--primary:hover,
.rda-btn--primary:focus-visible {
  background: var(--color-gold-deep);
  border-color: var(--color-gold-deep);
  color: var(--color-navy-base);
}

.rda-btn--secondary {
  background: transparent;
  color: var(--color-ink-primary);
  border-color: var(--color-border-medium);
}

.rda-btn--secondary:hover,
.rda-btn--secondary:focus-visible {
  border-color: var(--color-gold-base);
  color: var(--color-gold-deep);
}

.rda-btn:focus-visible {
  outline: 2px solid var(--color-gold-base);
  outline-offset: 2px;
}

.rda-cart-drawer__checkout-btn {
  width: 100%;
}

.rda-cart-drawer__view-cart {
  display: block;
  text-align: center;
  font-family: var(--font-body);
  font-size: var(--text-body-small);
  color: var(--color-ink-secondary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--duration-fast) var(--ease-out);
}

.rda-cart-drawer__view-cart:hover,
.rda-cart-drawer__view-cart:focus-visible {
  color: var(--color-gold-deep);
}

/* ── prefers-reduced-motion ──────────────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .rda-cart-drawer,
  .rda-cart-overlay {
    transition: none;
  }
}

/* ── Thumbnails reales de WooCommerce ────────────────────────────────────── */

.rda-cart-drawer__thumb-img {
  display: block;
  width: 72px;
  height: 90px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

/* ── Overlay de carga durante peticiones AJAX ────────────────────────────── */

.rda-cart-drawer__loading {
  display: none;
  position: absolute;
  inset: 0;
  background: rgba(253, 250, 245, 0.82);
  z-index: 20;
  align-items: center;
  justify-content: center;
}

.rda-cart-drawer.is-loading .rda-cart-drawer__loading {
  display: flex;
}

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

.rda-cart-drawer__spinner {
  width: 28px;
  height: 28px;
  border: 2px solid var(--color-gold-soft);
  border-top-color: var(--color-gold-base);
  border-radius: 50%;
  animation: rda-spin 0.55s linear infinite;
}

@media (prefers-reduced-motion: reduce) {
  .rda-cart-drawer__spinner {
    animation: none;
    border-color: var(--color-gold-base);
  }
}