/* ============================================================
   Ruta 5 - Mini Carrito Flotante
   v1.1.0

   Cambios v1.1.0: estilos del banner in-app browser (Instagram/FB/TikTok)
   ============================================================ */

:root {
  --r5cart-primary: #CF3B35;
  --r5cart-primary-dark: #A82E29;
  --r5cart-secondary: #28437D;
  --r5cart-text: #1A1A1A;
  --r5cart-text-light: #6B6B6B;
  --r5cart-bg: #FFFFFF;
  --r5cart-bg-soft: #F7F4EF;
  --r5cart-border: #E5E0D7;
  --r5cart-radius: 4px;
  --r5cart-font-sans: 'Biblioteca Sans', 'DM Sans', system-ui, -apple-system, sans-serif;
  --r5cart-font-serif: 'Biblioteca Nacional Italic', 'Cormorant Garamond', Georgia, serif;
  --r5cart-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  --r5cart-z-overlay: 9998;
  --r5cart-z-drawer: 9999;
  --r5cart-z-btn: 9997;
  --r5cart-z-banner: 10000;
}

/* ============================================================
   Banner In-App Browser (Instagram / Facebook / TikTok)
   ============================================================ */
.r5cart-iab-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--r5cart-z-banner);
  background: var(--r5cart-primary);
  color: #fff;
  font-family: var(--r5cart-font-sans);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
  animation: r5cart-slide-down 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.r5cart-iab-banner.is-dismissed {
  animation: r5cart-slide-up 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes r5cart-slide-down {
  from { transform: translateY(-100%); }
  to   { transform: translateY(0); }
}

@keyframes r5cart-slide-up {
  from { transform: translateY(0); }
  to   { transform: translateY(-100%); }
}

.r5cart-iab-banner-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px 8px;
}

.r5cart-iab-banner-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 13px;
  line-height: 1.35;
}

.r5cart-iab-banner-text strong {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.r5cart-iab-banner-text span {
  opacity: 0.95;
}

.r5cart-iab-banner-close {
  background: transparent;
  border: none;
  color: #fff;
  font-size: 24px;
  line-height: 1;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  border-radius: 50%;
  flex-shrink: 0;
  opacity: 0.85;
  transition: opacity 0.2s ease, background 0.2s ease;
}

.r5cart-iab-banner-close:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.15);
}

.r5cart-iab-banner-help {
  padding: 0 16px 12px;
  font-size: 12px;
  line-height: 1.4;
  opacity: 0.92;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  padding-top: 8px;
  margin-top: 0;
}

.r5cart-iab-banner-help strong {
  font-weight: 700;
}

/* ============================================================
   Botón flotante
   ============================================================ */
.r5cart-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: none;
  background: var(--r5cart-primary);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--r5cart-shadow);
  z-index: var(--r5cart-z-btn);
  transition: background 0.2s ease, transform 0.2s ease;
  padding: 0;
}

.r5cart-btn:hover {
  background: var(--r5cart-primary-dark);
  transform: translateY(-2px);
}

.r5cart-btn:active {
  transform: translateY(0);
}

.r5cart-btn-icon {
  width: 24px;
  height: 24px;
}

.r5cart-btn-count {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  background: var(--r5cart-secondary);
  color: #fff;
  border-radius: 11px;
  font-family: var(--r5cart-font-sans);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #fff;
  box-sizing: border-box;
}

/* ============================================================
   Overlay
   ============================================================ */
.r5cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: var(--r5cart-z-overlay);
}

.r5cart-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

/* ============================================================
   Drawer
   ============================================================ */
.r5cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 440px;
  background: var(--r5cart-bg);
  z-index: var(--r5cart-z-drawer);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.1);
  font-family: var(--r5cart-font-sans);
  color: var(--r5cart-text);
}

.r5cart-drawer.is-open {
  transform: translateX(0);
}

.r5cart-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--r5cart-border);
  flex-shrink: 0;
}

.r5cart-drawer-header h2 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  color: var(--r5cart-secondary);
  letter-spacing: -0.01em;
}

.r5cart-close {
  background: transparent;
  border: none;
  font-size: 32px;
  line-height: 1;
  cursor: pointer;
  color: var(--r5cart-text-light);
  padding: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 0.2s ease;
}

.r5cart-close:hover {
  background: var(--r5cart-bg-soft);
  color: var(--r5cart-text);
}

.r5cart-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 0;
}

.r5cart-empty {
  text-align: center;
  color: var(--r5cart-text-light);
  font-style: italic;
  padding: 60px 24px;
  margin: 0;
  font-family: var(--r5cart-font-serif);
  font-size: 18px;
}

/* ============================================================
   Items del carrito
   ============================================================ */
.r5cart-items {
  list-style: none;
  margin: 0;
  padding: 0;
}

.r5cart-item {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 14px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--r5cart-border);
  align-items: start;
}

.r5cart-item-img {
  width: 72px;
  height: 72px;
  border-radius: var(--r5cart-radius);
  overflow: hidden;
  background: var(--r5cart-bg-soft);
  flex-shrink: 0;
}

.r5cart-item-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.r5cart-item-info {
  min-width: 0;
}

.r5cart-item-name {
  margin: 0 0 4px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--r5cart-text);
}

.r5cart-item-price {
  margin: 0 0 10px;
  font-size: 13px;
  color: var(--r5cart-text-light);
}

.r5cart-item-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.r5cart-qty-btn {
  width: 28px;
  height: 28px;
  border: 1px solid var(--r5cart-border);
  background: var(--r5cart-bg);
  color: var(--r5cart-text);
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--r5cart-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.r5cart-qty-btn:hover {
  border-color: var(--r5cart-primary);
  color: var(--r5cart-primary);
}

.r5cart-qty-input {
  width: 44px;
  height: 28px;
  border: 1px solid var(--r5cart-border);
  border-radius: var(--r5cart-radius);
  text-align: center;
  font-family: var(--r5cart-font-sans);
  font-size: 13px;
  font-weight: 600;
  color: var(--r5cart-text);
  -moz-appearance: textfield;
}

.r5cart-qty-input::-webkit-outer-spin-button,
.r5cart-qty-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.r5cart-remove {
  background: transparent;
  border: none;
  color: var(--r5cart-text-light);
  font-size: 12px;
  cursor: pointer;
  text-decoration: underline;
  padding: 4px 6px;
  margin-left: auto;
  font-family: var(--r5cart-font-sans);
  transition: color 0.2s ease;
}

.r5cart-remove:hover {
  color: var(--r5cart-primary);
}

.r5cart-item-subtotal {
  font-size: 14px;
  font-weight: 700;
  color: var(--r5cart-text);
  text-align: right;
  white-space: nowrap;
}

/* ============================================================
   Footer del drawer (subtotal + checkout)
   ============================================================ */
.r5cart-drawer-footer {
  padding: 20px 24px;
  border-top: 1px solid var(--r5cart-border);
  background: var(--r5cart-bg-soft);
  flex-shrink: 0;
}

.r5cart-subtotal {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 16px;
  font-size: 15px;
}

.r5cart-subtotal strong {
  font-size: 22px;
  font-weight: 700;
  color: var(--r5cart-secondary);
}

.r5cart-checkout {
  width: 100%;
  background: var(--r5cart-primary);
  color: #fff;
  border: none;
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border-radius: var(--r5cart-radius);
  font-family: var(--r5cart-font-sans);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition: background 0.2s ease;
}

.r5cart-checkout:hover {
  background: var(--r5cart-primary-dark);
}

.r5cart-note {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--r5cart-text-light);
  text-align: center;
  font-family: var(--r5cart-font-serif);
  font-style: italic;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 480px) {
  .r5cart-btn {
    bottom: 16px;
    right: 16px;
    width: 56px;
    height: 56px;
  }

  .r5cart-drawer-header h2 {
    font-size: 20px;
  }

  .r5cart-item {
    grid-template-columns: 60px 1fr auto;
    padding: 14px 16px;
  }

  .r5cart-item-img {
    width: 60px;
    height: 60px;
  }
}