/* ═══════════════════════════════════════════════════════
   FERRETEC JR — Carrito + Checkout CSS
   Burbuja flotante · Panel lateral · Página checkout
   Sin dependencias externas
═══════════════════════════════════════════════════════ */

/* ── Burbuja flotante del carrito ─────────────────── */
.cart-bubble {
  position: fixed;
  left: 1.2rem;
  bottom: 1.2rem;
  z-index: 300;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--c-yellow);
  color: var(--c-text-dark);
  border: 0;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  box-shadow: 0 6px 24px rgba(255,214,0,.4);
  transition: transform .2s, box-shadow .2s;
}
.cart-bubble:hover { transform: scale(1.1); box-shadow: 0 10px 32px rgba(255,214,0,.5); }
.cart-bubble svg { width: 26px; height: 26px; }
.cart-bubble-count {
  position: absolute;
  top: -4px; right: -4px;
  background: var(--c-red);
  color: #fff;
  font-family: var(--font-h);
  font-size: .65rem; font-weight: 900;
  min-width: 20px; height: 20px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  padding: 0 5px;
  border: 2px solid var(--c-bg);
  opacity: 0; transform: scale(0);
  transition: opacity .2s, transform .2s;
}
.cart-bubble-count.visible { opacity: 1; transform: scale(1); }

/* Animación al agregar producto */
@keyframes cartBump {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.3); }
  70%  { transform: scale(.9); }
  100% { transform: scale(1); }
}
.cart-bubble.bump { animation: cartBump .35s ease; }

/* ── Panel lateral del carrito ────────────────────── */
.cart-panel {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: min(420px, 100vw);
  background: var(--c-surface);
  z-index: 400;
  display: flex; flex-direction: column;
  transform: translateX(100%);
  transition: transform .3s cubic-bezier(.4,0,.2,1);
  box-shadow: -8px 0 40px rgba(0,0,0,.5);
}
.cart-panel.open { transform: translateX(0); }

.cart-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.6);
  z-index: 399;
  opacity: 0; pointer-events: none;
  transition: opacity .3s;
}
.cart-overlay.open { opacity: 1; pointer-events: auto; }

/* Header del panel */
.cart-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 1.5rem;
  border-bottom: 2px solid var(--c-yellow);
  flex-shrink: 0;
}
.cart-header-title {
  font-family: var(--font-h); font-size: 1.1rem; font-weight: 900;
  text-transform: uppercase; letter-spacing: .06em;
  display: flex; align-items: center; gap: .6rem;
}
.cart-header-count {
  background: var(--c-yellow); color: var(--c-text-dark);
  font-size: .65rem; font-weight: 900; padding: .15rem .5rem;
  font-family: var(--font-h); letter-spacing: .1em;
}
.cart-close {
  background: transparent; border: 1px solid var(--c-border);
  color: var(--c-muted); width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 1.1rem; transition: background .15s, color .15s;
}
.cart-close:hover { background: var(--c-red); border-color: var(--c-red); color: #fff; }

/* Lista de items */
.cart-items {
  flex: 1; overflow-y: auto;
  padding: 1rem 1.5rem;
  display: flex; flex-direction: column; gap: .75rem;
}
.cart-items::-webkit-scrollbar { width: 4px; }
.cart-items::-webkit-scrollbar-track { background: var(--c-surface2); }
.cart-items::-webkit-scrollbar-thumb { background: var(--c-border); }

/* Estado vacío */
.cart-empty {
  flex: 1; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 1rem;
  padding: 3rem; text-align: center;
}
.cart-empty svg { width: 60px; height: 60px; opacity: .2; }
.cart-empty p {
  font-family: var(--font-h); font-size: .9rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .1em; color: var(--c-muted);
}
.cart-empty a { margin-top: .5rem; }

/* Item del carrito */
.cart-item {
  display: grid; grid-template-columns: 64px 1fr auto;
  gap: .75rem; align-items: start;
  padding: .9rem; background: var(--c-surface2);
  border: 1px solid var(--c-border);
  position: relative;
}
.cart-item-img {
  width: 64px; height: 64px; object-fit: contain;
  background: var(--c-panel); padding: .3rem;
}
.cart-item-img-ph {
  width: 64px; height: 64px; background: var(--c-panel);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; opacity: .3;
}
.cart-item-body { display: flex; flex-direction: column; gap: .25rem; min-width: 0; }
.cart-item-name {
  font-family: var(--font-h); font-size: .82rem; font-weight: 800;
  text-transform: uppercase; line-height: 1.1;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.cart-item-ref { font-family: var(--font-h); font-size: .6rem; color: var(--c-muted); letter-spacing: .1em; }
.cart-item-price {
  font-family: var(--font-h); font-size: .9rem; font-weight: 900;
  color: var(--c-yellow);
}
.cart-item-price.no-price { color: var(--c-muted); font-size: .72rem; }

/* Cantidad */
.cart-item-qty {
  display: flex; align-items: center; gap: .4rem; margin-top: .35rem;
}
.qty-btn {
  width: 24px; height: 24px; border: 1px solid var(--c-border);
  background: var(--c-surface); color: var(--c-text);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: .9rem; font-weight: 700;
  transition: background .12s, border-color .12s;
  flex-shrink: 0;
}
.qty-btn:hover { background: var(--c-yellow); border-color: var(--c-yellow); color: var(--c-text-dark); }
.qty-val {
  font-family: var(--font-h); font-size: .85rem; font-weight: 800;
  min-width: 24px; text-align: center;
}

/* Botón eliminar */
.cart-item-remove {
  background: transparent; border: 0; color: var(--c-muted);
  cursor: pointer; font-size: .85rem; padding: .2rem;
  transition: color .15s; align-self: start;
  display: flex; align-items: center;
}
.cart-item-remove:hover { color: var(--c-red); }

/* Footer del panel */
.cart-footer {
  padding: 1.2rem 1.5rem;
  border-top: 1px solid var(--c-border);
  flex-shrink: 0;
  display: flex; flex-direction: column; gap: .75rem;
}
.cart-subtotal {
  display: flex; justify-content: space-between; align-items: center;
}
.cart-subtotal-label {
  font-family: var(--font-h); font-size: .7rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase; color: var(--c-muted);
}
.cart-subtotal-val {
  font-family: var(--font-h); font-size: 1.4rem; font-weight: 900;
  color: var(--c-yellow);
}
.cart-subtotal-note {
  font-size: .75rem; color: var(--c-muted);
  text-align: center; margin-top: -.3rem;
}
.cart-footer .btn { justify-content: center; }
.btn-checkout {
  background: var(--c-yellow); border: 2px solid var(--c-yellow);
  color: var(--c-text-dark);
  font-family: var(--font-h); font-size: .82rem; font-weight: 900;
  letter-spacing: .14em; text-transform: uppercase;
  padding: .85rem; display: flex; align-items: center;
  justify-content: center; gap: .5rem; cursor: pointer;
  transition: background .15s;
}
.btn-checkout:hover { background: #ffe033; border-color: #ffe033; }
.btn-clear-cart {
  background: transparent; border: 0;
  color: var(--c-muted); font-family: var(--font-h);
  font-size: .62rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; cursor: pointer; text-decoration: underline;
  text-align: center;
}
.btn-clear-cart:hover { color: var(--c-red); }

/* ══════════════════════════════════════
   PÁGINA CHECKOUT — checkout.html
══════════════════════════════════════ */
.checkout-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 2.5rem;
  align-items: start;
  padding: 2.5rem 0 4rem;
}

/* Columna izquierda — formulario */
.checkout-form-col { display: flex; flex-direction: column; gap: 2rem; }

.checkout-block {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-top: 3px solid var(--c-yellow);
}
.checkout-block-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--c-border);
  display: flex; align-items: center; gap: .75rem;
}
.checkout-block-num {
  width: 28px; height: 28px;
  background: var(--c-yellow); color: var(--c-text-dark);
  font-family: var(--font-h); font-size: .8rem; font-weight: 900;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.checkout-block-title {
  font-family: var(--font-h); font-size: .9rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: .06em;
}
.checkout-block-body { padding: 1.5rem; }

/* Campos checkout */
.checkout-field { display: grid; gap: .4rem; }
.checkout-field label {
  font-family: var(--font-h); font-size: .62rem; font-weight: 800;
  letter-spacing: .16em; text-transform: uppercase; color: var(--c-muted);
}
.checkout-field input,
.checkout-field select,
.checkout-field textarea {
  width: 100%; padding: .8rem 1rem;
  background: var(--c-surface2); border: 1px solid var(--c-border);
  color: var(--c-text); font-size: .93rem;
  transition: border-color .2s;
}
.checkout-field input:focus,
.checkout-field select:focus { border-color: var(--c-yellow); outline: none; }
.checkout-field input.error,
.checkout-field select.error { border-color: var(--c-red); }
.checkout-field-error {
  font-size: .72rem; color: var(--c-red);
  font-family: var(--font-h); letter-spacing: .08em;
}
.checkout-field select option { background: var(--c-surface2); }

.checkout-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.checkout-row.three { grid-template-columns: 1fr 1fr 1fr; }

/* Opciones de envío */
.shipping-options { display: flex; flex-direction: column; gap: .5rem; }
.shipping-option {
  display: flex; align-items: center; gap: 1rem;
  padding: .9rem 1rem; border: 1px solid var(--c-border);
  cursor: pointer; transition: border-color .15s, background .15s;
  background: var(--c-surface2);
}
.shipping-option:hover { border-color: var(--c-yellow); }
.shipping-option.selected { border-color: var(--c-yellow); background: rgba(255,214,0,.06); }
.shipping-option input[type="radio"] { accent-color: var(--c-yellow); width: 16px; height: 16px; flex-shrink: 0; }
.shipping-option-body { flex: 1; }
.shipping-option-name {
  font-family: var(--font-h); font-size: .82rem; font-weight: 800;
  text-transform: uppercase;
}
.shipping-option-desc { font-size: .78rem; color: var(--c-muted); margin-top: .15rem; }
.shipping-option-price {
  font-family: var(--font-h); font-size: .9rem; font-weight: 900;
  color: var(--c-yellow); flex-shrink: 0;
}
.shipping-option-price.free { color: #4caf50; }

/* Métodos de pago */
.payment-methods { display: flex; flex-direction: column; gap: .5rem; }
.payment-method {
  border: 1px solid var(--c-border); cursor: pointer;
  transition: border-color .15s; overflow: hidden;
  background: var(--c-surface2);
}
.payment-method.selected { border-color: var(--c-yellow); }
.payment-method-header {
  display: flex; align-items: center; gap: 1rem;
  padding: .9rem 1rem;
}
.payment-method input[type="radio"] { accent-color: var(--c-yellow); width: 16px; height: 16px; flex-shrink: 0; }
.payment-method-logo {
  height: 28px; width: auto; max-width: 80px;
  object-fit: contain; flex-shrink: 0;
}
.payment-method-logo-text {
  font-family: var(--font-h); font-size: .85rem; font-weight: 900;
  letter-spacing: .04em; text-transform: uppercase;
  display: flex; align-items: center; gap: .4rem;
}
.payment-method-name { font-family: var(--font-h); font-size: .82rem; font-weight: 800; text-transform: uppercase; }
.payment-method-desc { font-size: .75rem; color: var(--c-muted); }
.payment-method-body {
  padding: 0 1rem 1rem; display: none;
  border-top: 1px solid var(--c-border);
}
.payment-method.selected .payment-method-body { display: block; padding-top: 1rem; }

/* Badge de pasarela */
.gateway-badge {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .25rem .6rem; border: 1px solid var(--c-border);
  font-family: var(--font-h); font-size: .6rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase; color: var(--c-muted);
  margin-bottom: .75rem;
}
.gateway-badge::before { content: "🔒"; }

/* Wompi widget container */
#wompi-widget-container { min-height: 60px; }

/* MercadoPago container */
#mp-wallet-button { margin-top: .5rem; }

/* PayU form */
.payu-form { display: grid; gap: .75rem; }

/* ── Columna derecha — resumen ────────────────────── */
.checkout-summary {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-top: 3px solid var(--c-yellow);
  position: sticky; top: 140px;
}
.checkout-summary-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--c-border);
  font-family: var(--font-h); font-size: .9rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: .06em;
}
.checkout-summary-items {
  padding: 1rem 1.5rem;
  display: flex; flex-direction: column; gap: .6rem;
  max-height: 300px; overflow-y: auto;
}
.checkout-summary-item {
  display: flex; justify-content: space-between; align-items: start;
  gap: .5rem; font-size: .83rem;
}
.checkout-summary-item-name {
  font-family: var(--font-h); font-weight: 700; text-transform: uppercase;
  font-size: .78rem; flex: 1; line-height: 1.2;
}
.checkout-summary-item-qty { color: var(--c-muted); font-size: .72rem; }
.checkout-summary-item-price {
  font-family: var(--font-h); font-weight: 800; font-size: .85rem;
  flex-shrink: 0; color: var(--c-text);
}
.checkout-summary-item-noprice { color: var(--c-muted); font-size: .72rem; flex-shrink: 0; }

.checkout-summary-totals {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--c-border);
  display: flex; flex-direction: column; gap: .6rem;
}
.checkout-total-row {
  display: flex; justify-content: space-between;
  font-size: .85rem; color: var(--c-muted);
}
.checkout-total-row.main {
  font-family: var(--font-h); font-size: 1.2rem; font-weight: 900;
  color: var(--c-text); margin-top: .3rem;
  padding-top: .6rem; border-top: 1px solid var(--c-border);
}
.checkout-total-row.main span:last-child { color: var(--c-yellow); }
.checkout-total-note {
  font-size: .72rem; color: var(--c-muted); text-align: center;
  margin-top: .25rem;
}
.checkout-summary-action {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--c-border);
}
.btn-place-order {
  width: 100%; padding: 1rem;
  background: var(--c-yellow); border: 2px solid var(--c-yellow);
  color: var(--c-text-dark);
  font-family: var(--font-h); font-size: .85rem; font-weight: 900;
  letter-spacing: .14em; text-transform: uppercase;
  cursor: pointer; transition: background .15s;
  display: flex; align-items: center; justify-content: center; gap: .5rem;
}
.btn-place-order:hover { background: #ffe033; border-color: #ffe033; }
.btn-place-order:disabled { opacity: .5; cursor: not-allowed; }
.btn-place-order[data-loading="true"]::after {
  content: ""; width: 16px; height: 16px;
  border: 2px solid var(--c-text-dark); border-top-color: transparent;
  border-radius: 50%; animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Página de confirmación ─────────────────────── */
.order-confirm {
  min-height: 60vh; display: flex; align-items: center;
  justify-content: center; padding: 4rem 0;
}
.order-confirm-box {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-top: 4px solid #4caf50;
  padding: 3rem; text-align: center; max-width: 560px; width: 100%;
}
.order-confirm-icon { font-size: 3.5rem; margin-bottom: 1rem; }
.order-confirm-title {
  font-family: var(--font-h); font-size: 2rem; font-weight: 900;
  text-transform: uppercase; margin-bottom: .5rem;
}
.order-confirm-title em { color: #4caf50; font-style: normal; }
.order-confirm-num {
  font-family: var(--font-h); font-size: .75rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase; color: var(--c-muted);
  margin-bottom: 1.5rem;
}
.order-confirm-steps {
  display: flex; flex-direction: column; gap: .6rem;
  text-align: left; margin-bottom: 2rem;
  background: var(--c-surface2); padding: 1.2rem; border: 1px solid var(--c-border);
}
.order-confirm-step { font-size: .85rem; color: var(--c-muted); display: flex; gap: .5rem; }
.order-confirm-step::before { content: "✓"; color: #4caf50; font-weight: 900; flex-shrink: 0; }

/* Toast de notificación */
.cart-toast {
  position: fixed; bottom: 5rem; left: 1.2rem; z-index: 500;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-left: 3px solid var(--c-yellow);
  padding: .7rem 1rem;
  font-family: var(--font-h); font-size: .72rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  display: flex; align-items: center; gap: .5rem;
  opacity: 0; transform: translateY(8px);
  transition: opacity .2s, transform .2s;
  pointer-events: none; max-width: 260px;
}
.cart-toast.show { opacity: 1; transform: translateY(0); }
.cart-toast-icon { font-size: 1rem; flex-shrink: 0; }

/* ── Responsive checkout ─────────────────────────── */
@media (max-width: 900px) {
  .checkout-grid { grid-template-columns: 1fr; }
  .checkout-summary { position: static; order: -1; }
  .checkout-summary-items { max-height: 160px; }
}
@media (max-width: 580px) {
  .checkout-row { grid-template-columns: 1fr; }
  .checkout-row.three { grid-template-columns: 1fr; }
  .cart-panel { width: 100vw; }
}