/* =========================================================================
   Tarjeta de producto, carrusel, cajón del carrito, avisos
   ========================================================================= */

/* ---------------------------------------------------- rejilla / riel -- */

.prod-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: var(--gap);
}

/* En móvil el listado se convierte en carrusel horizontal */
@media (max-width: 700px) {
  .prod-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    margin-inline: calc(var(--pad-x) * -1);
    padding-inline: var(--pad-x);
    padding-bottom: 0.5rem;
  }
  .prod-grid::-webkit-scrollbar { display: none; }
  .prod-grid > * { flex: 0 0 min(72vw, 260px); scroll-snap-align: start; }
}

/* ------------------------------------------------- tarjeta producto -- */

.prod-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--line);
  transition: border-color 0.22s var(--ease), transform 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.prod-card:hover {
  border-color: var(--ink);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.prod-card__media {
  position: relative;
  height: 220px;
  display: grid;
  place-items: center;
  background: #fff;
  overflow: hidden;
  padding: 1rem;
}

.prod-card__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  mix-blend-mode: multiply;
  transition: transform 0.4s var(--ease);
}

.prod-card:hover .prod-card__media img { transform: scale(1.06); }

.prod-card__badges {
  position: absolute;
  top: 10px;
  left: 10px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  align-items: flex-start;
}

.prod-card__stock {
  position: absolute;
  bottom: 10px;
  left: 10px;
  font-family: var(--mono);
  font-size: var(--fs-mono-sm);
  letter-spacing: 0.06em;
  color: #b8452f;
  background: #fff;
  padding: 0.2rem 0.45rem;
  border: 1px solid currentColor;
}

.prod-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 1rem 1.15rem 1.15rem;
  flex: 1;
}

.prod-card__sku {
  font-family: var(--mono);
  font-size: var(--fs-mono-sm);
  letter-spacing: 0.08em;
  color: var(--text-4);
  text-transform: uppercase;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.prod-card__name {
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.32;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.prod-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.prod-card__price {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}

.prod-card__price del {
  display: block;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-4);
}

.add-btn {
  background: var(--ink);
  color: #fff;
  border: none;
  font-weight: 600;
  font-size: 0.8rem;
  padding: 0.65rem 1rem;
  cursor: pointer;
  transition: background 0.2s var(--ease);
  white-space: nowrap;
}

.add-btn:hover { background: var(--xg); }
.add-btn:disabled { background: var(--line-strong); cursor: not-allowed; }
.add-btn.is-done { background: var(--xg); }

/* Esqueleto de tarjeta mientras carga */
.prod-skeleton {
  border: 1px solid var(--line);
  background: var(--panel);
}

.prod-skeleton__media { height: 220px; }
.prod-skeleton__body { padding: 1rem 1.15rem 1.15rem; display: grid; gap: 0.6rem; }
.prod-skeleton__line { height: 12px; }
.prod-skeleton__line--short { width: 45%; }
.prod-skeleton__line--tall { height: 26px; width: 60%; }

/* -------------------------------------------------- cajón de carrito -- */

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(420px, 92vw);
  background: var(--panel);
  border-left: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
  transform: translateX(105%);
  transition: transform 0.34s var(--ease);
  z-index: var(--z-drawer);
  display: flex;
  flex-direction: column;
}

.drawer.is-open { transform: none; }

.drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.4rem;
  border-bottom: 1px solid var(--line);
}

.drawer__title { font-weight: 800; font-size: 1.1rem; letter-spacing: -0.02em; }

.drawer__count {
  font-family: var(--mono);
  font-size: var(--fs-mono);
  color: var(--text-4);
  letter-spacing: 0.08em;
}

.drawer__close {
  border: 1px solid var(--line);
  background: none;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.drawer__close:hover { background: var(--ink); color: #fff; border-color: var(--ink); }

.drawer__body { flex: 1; overflow-y: auto; padding: 0.5rem 1.4rem; }

.drawer__empty {
  display: grid;
  place-items: center;
  gap: 0.75rem;
  height: 100%;
  text-align: center;
  color: var(--text-3);
  padding: 2rem 1rem;
}

.drawer__empty svg { width: 40px; height: 40px; color: var(--line-strong); }

.cart-line {
  display: grid;
  grid-template-columns: 62px 1fr auto;
  gap: 0.85rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}

.cart-line__img {
  width: 62px;
  height: 62px;
  object-fit: contain;
  background: #fff;
  border: 1px solid var(--line);
  mix-blend-mode: multiply;
}

.cart-line__name {
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cart-line__price {
  font-family: var(--mono);
  font-size: var(--fs-mono);
  color: var(--text-3);
  margin-top: 4px;
}

.qty {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  margin-top: 0.55rem;
}

.qty button {
  width: 26px;
  height: 26px;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--text-2);
  line-height: 1;
}

.qty button:hover { background: var(--bg-2); color: var(--ink); }

.qty span {
  min-width: 30px;
  text-align: center;
  font-family: var(--mono);
  font-size: 0.78rem;
}

.cart-line__side { text-align: right; display: grid; gap: 0.4rem; justify-items: end; }

.cart-line__total { font-weight: 800; font-size: 0.95rem; font-variant-numeric: tabular-nums; }

.cart-line__remove {
  border: none;
  background: none;
  cursor: pointer;
  font-family: var(--mono);
  font-size: var(--fs-mono-sm);
  letter-spacing: 0.06em;
  color: var(--text-4);
  text-transform: uppercase;
  padding: 0;
}

.cart-line__remove:hover { color: #b8452f; }

.drawer__foot { border-top: 1px solid var(--line); padding: 1.25rem 1.4rem; display: grid; gap: 0.85rem; }

.drawer__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.drawer__row--total { font-size: 1.25rem; font-weight: 800; letter-spacing: -0.02em; }

.drawer__row-label {
  font-family: var(--mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.1em;
  color: var(--text-3);
  text-transform: uppercase;
}

.drawer__note {
  font-size: 0.75rem;
  line-height: 1.45;
  color: var(--text-4);
  text-align: center;
}

/* --------------------------------------------------------- flotantes -- */

.whatsapp-fab {
  position: fixed;
  right: clamp(1rem, 3vw, 1.75rem);
  bottom: clamp(1rem, 3vw, 1.75rem);
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  box-shadow: 0 12px 30px -10px rgba(37, 211, 102, 0.7);
  z-index: var(--z-float);
  transition: transform 0.22s var(--ease);
}

.whatsapp-fab:hover { transform: scale(1.08); color: #fff; }
.whatsapp-fab svg { width: 27px; height: 27px; }

/* Aviso emergente ("producto agregado") */
.toast-stack {
  position: fixed;
  left: 50%;
  bottom: clamp(1rem, 3vw, 1.75rem);
  transform: translateX(-50%);
  display: grid;
  gap: 0.5rem;
  z-index: calc(var(--z-drawer) + 10);
  pointer-events: none;
  width: min(400px, calc(100vw - 2rem));
}

.toast {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.85rem 1.1rem;
  background: var(--ink);
  color: var(--on-dark);
  font-size: 0.85rem;
  box-shadow: var(--shadow-lg);
  animation: toast-in 0.3s var(--ease);
}

.toast--error { background: #8c3221; }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

.toast.is-leaving { animation: toast-out 0.3s var(--ease) forwards; }

@keyframes toast-out {
  to { opacity: 0; transform: translateY(10px); }
}

/* Estado de error de sección */
.state-error {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 2rem 1.5rem;
  text-align: center;
  color: var(--text-3);
  font-size: var(--fs-sm);
  grid-column: 1 / -1;
}

.state-error button {
  margin-top: 0.85rem;
  border: 1px solid var(--ink);
  background: none;
  padding: 0.5rem 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.state-error button:hover { background: var(--ink); color: #fff; }