/* ==========================================================================
   Tentación Sex Shop & Boutique — public.css
   Estilos de las vistas públicas: header, footer, home, catálogo,
   ficha de producto, carrito y checkout.
   ========================================================================== */

/* Header ------------------------------------------------------------------ */

.site-header {
  border-bottom: 1px solid var(--color-borde);
  background: var(--color-blanco);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header__top {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 12px 0;
}

.site-header__logo {
  flex-shrink: 0;
}

.site-header__buscador {
  flex: 1;
  display: flex;
}

.site-header__buscador input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--color-borde);
  border-radius: var(--radius) 0 0 var(--radius);
  border-right: none;
}

.site-header__buscador button {
  padding: 0 16px;
  background: var(--color-grafito);
  color: #FFFFFF;
  border: none;
  border-radius: 0 var(--radius) var(--radius) 0;
  cursor: pointer;
}

.site-header__acciones {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-shrink: 0;
}

.site-header__accion {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 11px;
  color: var(--color-gris-texto);
  position: relative;
}

.site-header__accion .icono {
  font-size: 20px;
  margin-bottom: 2px;
}

.site-header__carrito-count {
  position: absolute;
  top: -4px;
  right: -8px;
  background: var(--color-rojo);
  color: #FFFFFF;
  font-size: 10px;
  font-weight: 700;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.site-header__nav {
  border-top: 1px solid var(--color-borde);
}

.site-header__nav ul {
  display: flex;
  gap: 28px;
  overflow-x: auto;
  padding: 10px 0;
}

.site-header__nav a {
  font-size: 14px;
  white-space: nowrap;
  color: var(--color-texto);
}

.site-header__nav a:hover {
  color: var(--color-rojo);
}

@media (max-width: 900px) {
  .site-header__top { flex-wrap: wrap; padding: 10px 20px; }
  .site-header__buscador { order: 3; width: 100%; }
}

/* Footer -------------------------------------------------------------------- */

.site-footer {
  background: var(--color-grafito);
  color: #D8D6D2;
  margin-top: 60px;
  padding: 48px 0 24px;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.site-footer h4 {
  color: #FFFFFF;
  font-size: 15px;
  margin-bottom: 14px;
}

.site-footer a, .site-footer p {
  font-size: 13px;
  color: #B9B7B2;
  line-height: 2;
}

.site-footer__aviso {
  border-top: 1px solid #3A3A3A;
  margin-top: 32px;
  padding-top: 18px;
  font-size: 12px;
  text-align: center;
  color: #8C8A86;
}

@media (max-width: 900px) {
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
}

/* Home: banner --------------------------------------------------------------- */

.banner {
  position: relative;
  background: var(--color-superficie);
  border-radius: var(--radius-lg);
  margin: 24px 0;
  padding: 60px 40px;
  text-align: center;
  overflow: hidden;
}

.banner h2 {
  font-size: 34px;
  margin-bottom: 12px;
}

.banner p {
  color: var(--color-gris-texto);
  max-width: 480px;
  margin: 0 auto 20px;
}

/* Secciones de home -------------------------------------------------------- */

.seccion {
  margin: 48px 0;
}

.seccion__cabecera {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 20px;
}

.seccion__cabecera a {
  font-size: 13px;
  color: var(--color-rojo);
  font-weight: 600;
}

.categorias-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
}

.categoria-card {
  text-align: center;
  padding: 20px 10px;
  border: 1px solid var(--color-borde);
  border-radius: var(--radius-lg);
  transition: border-color 0.15s ease;
}

.categoria-card:hover {
  border-color: var(--color-rojo);
}

.categoria-card__icono {
  width: 40px;
  height: 40px;
  margin: 0 auto 10px;
  border-radius: 50%;
  background: var(--color-rojo-suave-bg);
}

.categoria-card span {
  font-size: 13px;
}

/* Grid de productos --------------------------------------------------------- */

.productos-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.producto-card {
  border: 1px solid var(--color-borde);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-blanco);
  transition: box-shadow 0.15s ease;
  position: relative;
}

.producto-card:hover {
  box-shadow: var(--shadow-md);
}

.producto-card__imagen {
  aspect-ratio: 1 / 1;
  background: var(--color-superficie);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gris-muted);
  font-size: 12px;
}

.producto-card__badge {
  position: absolute;
  top: 10px;
  left: 10px;
}

.producto-card__fav {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 30px;
  height: 30px;
  background: rgba(255,255,255,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
}

.producto-card__body {
  padding: 14px;
}

.producto-card__marca {
  font-size: 11px;
  color: var(--color-gris-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.producto-card__nombre {
  font-size: 14px;
  font-weight: 600;
  margin: 4px 0 8px;
  line-height: 1.3;
}

.producto-card__precios {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.precio {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-rojo);
}

.precio-tachado {
  font-size: 13px;
  color: var(--color-gris-muted);
  text-decoration: line-through;
}

@media (max-width: 1100px) {
  .categorias-grid { grid-template-columns: repeat(3, 1fr); }
  .productos-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 700px) {
  .categorias-grid { grid-template-columns: repeat(2, 1fr); }
  .productos-grid { grid-template-columns: repeat(2, 1fr); }
  .banner { padding: 40px 20px; }
  .banner h2 { font-size: 26px; }
}

/* Catálogo: layout con filtros ----------------------------------------------- */

.catalogo-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
  margin: 24px 0 60px;
}

.filtros {
  border: 1px solid var(--color-borde);
  border-radius: var(--radius-lg);
  padding: 18px;
  align-self: start;
}

.filtros__grupo {
  margin-bottom: 20px;
}

.filtros__grupo h4 {
  font-size: 13px;
  margin-bottom: 10px;
}

.filtros__grupo label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-gris-texto);
  margin-bottom: 8px;
}

.catalogo-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  font-size: 13px;
  color: var(--color-gris-texto);
}

.catalogo-toolbar select {
  border: 1px solid var(--color-borde);
  border-radius: var(--radius);
  padding: 8px 10px;
}

.filtros-movil-btn {
  display: none;
}

@media (max-width: 900px) {
  .catalogo-layout { grid-template-columns: 1fr; }
  .filtros { display: none; }
  .filtros-movil-btn { display: inline-flex; }
}

/* Paginación ------------------------------------------------------------------ */

.paginacion {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 32px;
}

.paginacion a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-borde);
  border-radius: var(--radius);
  font-size: 13px;
}

.paginacion a.activo {
  background: var(--color-rojo);
  color: #FFFFFF;
  border-color: var(--color-rojo);
}

/* Ficha de producto ------------------------------------------------------------ */

.producto-detalle {
  display: grid;
  grid-template-columns: 460px 1fr;
  gap: 48px;
  margin: 32px 0 60px;
}

.producto-galeria__principal {
  aspect-ratio: 1 / 1;
  background: var(--color-superficie);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gris-muted);
  margin-bottom: 12px;
}

.producto-galeria__miniaturas {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.producto-galeria__miniaturas div {
  aspect-ratio: 1 / 1;
  background: var(--color-superficie);
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
}

.producto-galeria__miniaturas div.activa {
  border-color: var(--color-rojo);
}

.producto-info__marca {
  font-size: 13px;
  color: var(--color-gris-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.producto-info h1 {
  margin: 6px 0 12px;
}

.producto-info__precios {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 18px;
}

.producto-info__precios .precio {
  font-size: 28px;
}

.producto-info__descripcion-corta {
  color: var(--color-gris-texto);
  margin-bottom: 20px;
}

.selector-cantidad {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-borde);
  border-radius: var(--radius);
  width: fit-content;
}

.selector-cantidad button {
  width: 38px;
  height: 40px;
  border: none;
  background: transparent;
  font-size: 16px;
  cursor: pointer;
}

.selector-cantidad input {
  width: 44px;
  text-align: center;
  border: none;
  border-left: 1px solid var(--color-borde);
  border-right: 1px solid var(--color-borde);
  height: 40px;
}

.producto-info__acciones {
  display: flex;
  gap: 12px;
  align-items: center;
  margin: 20px 0 28px;
}

.producto-tabs {
  border-top: 1px solid var(--color-borde);
  padding-top: 20px;
}

.producto-tabs__botones {
  display: flex;
  gap: 24px;
  margin-bottom: 16px;
}

.producto-tabs__botones button {
  background: none;
  border: none;
  padding-bottom: 8px;
  font-size: 14px;
  color: var(--color-gris-texto);
  border-bottom: 2px solid transparent;
  cursor: pointer;
}

.producto-tabs__botones button.activo {
  color: var(--color-texto);
  border-color: var(--color-rojo);
  font-weight: 600;
}

.caracteristicas-tabla {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.caracteristicas-tabla td {
  padding: 8px 0;
  border-bottom: 1px solid var(--color-borde);
}

.caracteristicas-tabla td:first-child {
  color: var(--color-gris-texto);
  width: 40%;
}

@media (max-width: 900px) {
  .producto-detalle { grid-template-columns: 1fr; gap: 24px; }
}

/* Carrito --------------------------------------------------------------------- */

.carrito-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
  margin: 32px 0 60px;
  align-items: start;
}

.carrito-item {
  display: grid;
  grid-template-columns: 72px 1fr auto auto;
  gap: 16px;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-borde);
}

.carrito-item__imagen {
  width: 72px;
  height: 72px;
  border-radius: var(--radius);
  background: var(--color-superficie);
}

.carrito-item__nombre {
  font-size: 14px;
  font-weight: 600;
}

.carrito-item__precio-unitario {
  font-size: 12px;
  color: var(--color-gris-muted);
}

.carrito-item__eliminar {
  color: var(--color-gris-muted);
  font-size: 13px;
  cursor: pointer;
}

.resumen-pedido {
  border: 1px solid var(--color-borde);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.resumen-pedido__cupon {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
}

.resumen-pedido__cupon input {
  flex: 1;
  padding: 10px;
  border: 1px solid var(--color-borde);
  border-radius: var(--radius);
}

.resumen-pedido__linea {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  color: var(--color-gris-texto);
  margin-bottom: 10px;
}

.resumen-pedido__total {
  display: flex;
  justify-content: space-between;
  font-size: 18px;
  font-weight: 700;
  padding-top: 14px;
  border-top: 1px solid var(--color-borde);
  margin-bottom: 18px;
}

@media (max-width: 900px) {
  .carrito-layout { grid-template-columns: 1fr; }
}

/* Checkout ---------------------------------------------------------------------- */

.checkout-pasos {
  display: flex;
  margin: 24px 0 32px;
  border-bottom: 1px solid var(--color-borde);
}

.checkout-pasos__paso {
  flex: 1;
  text-align: center;
  padding-bottom: 14px;
  font-size: 13px;
  color: var(--color-gris-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.checkout-pasos__paso.activo {
  color: var(--color-rojo);
  border-color: var(--color-rojo);
  font-weight: 600;
}

.checkout-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
  margin-bottom: 60px;
  align-items: start;
}

.checkout-opcion {
  border: 1px solid var(--color-borde);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 16px;
}

.checkout-opcion h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.checkout-opcion p {
  font-size: 13px;
  color: var(--color-gris-texto);
  margin-bottom: 14px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-grid .campo-full {
  grid-column: 1 / -1;
}

.campo label {
  display: block;
  font-size: 13px;
  margin-bottom: 6px;
  color: var(--color-gris-texto);
}

.campo input, .campo select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-borde);
  border-radius: var(--radius);
}

@media (max-width: 900px) {
  .checkout-layout { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
}