/* =============================================
   VARIABLES GLOBALES — TEMA OSCURO
   ============================================= */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700&family=Georgia&display=swap');

:root {
  --color-primario: #1e9df1;
  --color-primario-oscuro: #0d7ec4;
  --color-primario-claro: #0a1f33;
  --color-texto: #e7e9ea;
  --color-texto-suave: #8899a6;
  --color-fondo: #050508;
  --color-fondo-secundario: #0d1117;
  --color-card: #0f1923;
  --color-borde: #1a2d3d;
  --color-footer: #020305;
  --color-plata: #8fa8b8;
  --color-plata-oscuro: #1e9df1;
  --color-plata-claro: #1a2d3d;
  --fuente-principal: 'Montserrat', sans-serif;
  --fuente-secundaria: 'Montserrat', system-ui, sans-serif;
  --sombra: 0 0 20px rgba(30, 157, 241, 0.15), 0 4px 16px rgba(0,0,0,0.4);
  --sombra-glow: 0 0 30px rgba(30, 157, 241, 0.3);
  --color-header: rgba(5, 5, 8, 0.92);
  --color-hero-bg: radial-gradient(ellipse at center, #0a1f33 0%, #050508 70%);
  --transicion: all 0.3s ease;
  --radio: 0.5rem;
  --tracking-normal: 0em;
}

/* =============================================
   RESET BÁSICO
   ============================================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  border-color: var(--color-borde);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--fuente-secundaria);
  color: var(--color-texto);
  background-color: var(--color-fondo);
  line-height: 1.6;
  letter-spacing: var(--tracking-normal);
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* =============================================
   BARRA DE ANUNCIO
   ============================================= */
.anuncio-bar {
  background: var(--color-fondo-secundario);
  color: var(--color-primario);
  text-align: center;
  padding: 8px 24px;
  font-size: 0.78rem;
  letter-spacing: 2px;
  font-weight: 600;
  border-bottom: 1px solid var(--color-borde);
}

/* =============================================
   HEADER
   ============================================= */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  background-color: var(--color-header);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-borde);
  z-index: 1000;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  height: 64px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}

.header-container .logo { text-align: center; }
.header-container .header-iconos { justify-self: end; }

.logo a {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transicion);
}

.logo-texto {
  font-family: 'Times New Roman', Times, serif;
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--color-acento);
  text-decoration: none;
  transition: var(--transicion);
}

.logo-texto:hover {
  filter: drop-shadow(0 0 12px rgba(30,157,241,0.8));
}

.logo-img {
  height: 52px;
  width: 52px;
  object-fit: contain;
  filter: drop-shadow(0 0 10px rgba(30,157,241,0.6));
  transition: var(--transicion);
}

.logo a:hover .logo-img {
  filter: drop-shadow(0 0 20px rgba(30,157,241,0.9));
  transform: scale(1.08);
}

.nav ul { display: flex; gap: 36px; }

.nav ul li a {
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-texto-suave);
  transition: var(--transicion);
  font-weight: 500;
}

.nav ul li a:hover { color: var(--color-primario); }

.header-iconos { display: flex; align-items: center; gap: 8px; }

.icono-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-texto-suave);
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transicion);
  position: relative;
  border-radius: 50%;
}

.icono-btn:hover { color: var(--color-primario); background: rgba(30,157,241,0.1); }

.carrito-contador {
  position: absolute;
  top: 2px;
  right: 2px;
  background-color: var(--color-primario);
  color: white;
  font-size: 0.6rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  box-shadow: 0 0 8px rgba(30,157,241,0.6);
}

/* Buscador overlay */
.buscador-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(5,5,8,0.97);
  padding: 20px 32px;
  z-index: 1100;
  border-bottom: 1px solid var(--color-borde);
  box-shadow: var(--sombra);
}

.buscador-overlay.activo { display: block; }

.buscador-container {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  gap: 12px;
  align-items: center;
}

.buscador-container input {
  flex: 1;
  border: none;
  border-bottom: 1px solid var(--color-primario);
  padding: 8px 4px;
  font-size: 1rem;
  font-family: var(--fuente-secundaria);
  outline: none;
  color: var(--color-texto);
  background: transparent;
}

#buscador-cerrar {
  background: none;
  border: none;
  font-size: 1rem;
  cursor: pointer;
  color: var(--color-texto-suave);
}

/* =============================================
   HERO
   ============================================= */
.hero {
  position: relative;
  background: var(--color-hero-bg);
  min-height: 580px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 24px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(30,157,241,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 80% 20%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 50% 60%, rgba(30,157,241,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 10% 70%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 90% 80%, rgba(30,157,241,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 35% 85%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 65% 15%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 75% 50%, rgba(30,157,241,0.5) 0%, transparent 100%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primario), transparent);
}

.hero-logo {
  width: 160px;
  height: 160px;
  margin: 0 auto 24px;
  filter: drop-shadow(0 0 30px rgba(30,157,241,0.6));
  animation: flotar 4s ease-in-out infinite;
}

@keyframes flotar {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-content { position: relative; z-index: 1; }

.hero-content h1 {
  font-family: var(--fuente-principal);
  font-size: 3.2rem;
  letter-spacing: 6px;
  color: var(--color-texto);
  margin-bottom: 16px;
  text-transform: uppercase;
  font-weight: 700;
  text-shadow: 0 0 40px rgba(30,157,241,0.4);
}

.hero-content h1 span { color: var(--color-primario); }

.hero-content p {
  font-size: 1rem;
  color: var(--color-texto-suave);
  margin-bottom: 36px;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: 0.85rem;
}

/* =============================================
   BOTONES
   ============================================= */
.btn-primary {
  display: inline-block;
  padding: 13px 36px;
  background: linear-gradient(135deg, var(--color-primario), var(--color-primario-oscuro));
  color: #ffffff;
  border: 1px solid var(--color-primario);
  font-size: 0.82rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transicion);
  border-radius: 999px;
  font-weight: 600;
  box-shadow: 0 0 20px rgba(30,157,241,0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #2ab0ff, var(--color-primario));
  box-shadow: 0 0 35px rgba(30,157,241,0.5);
  transform: translateY(-2px);
  color: #fff;
}

/* =============================================
   SECCIÓN BENEFICIOS
   ============================================= */
.beneficios {
  background: var(--color-fondo-secundario);
  border-top: 1px solid var(--color-borde);
  border-bottom: 1px solid var(--color-borde);
  padding: 48px 24px;
}

.beneficios-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.beneficio-item {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.beneficio-icono {
  width: 52px;
  height: 52px;
  background: rgba(30,157,241,0.1);
  border: 1px solid rgba(30,157,241,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  transition: var(--transicion);
}

.beneficio-item:hover .beneficio-icono {
  background: rgba(30,157,241,0.2);
  box-shadow: 0 0 20px rgba(30,157,241,0.3);
}

.beneficio-titulo {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-texto);
}

.beneficio-desc {
  font-size: 0.75rem;
  color: var(--color-texto-suave);
  line-height: 1.5;
}

/* =============================================
   CATÁLOGO
   ============================================= */
.catalogo {
  max-width: 1200px;
  margin: 0 auto;
  padding: 64px 24px;
}

.catalogo h2 {
  font-family: var(--fuente-principal);
  font-size: 1.8rem;
  letter-spacing: 4px;
  text-align: center;
  text-transform: uppercase;
  margin-bottom: 40px;
  color: var(--color-texto);
  font-weight: 700;
}

/* Selector de material */
.materiales {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.material-btn {
  padding: 10px 22px;
  border: 1px solid var(--color-borde);
  background-color: var(--color-fondo-secundario);
  color: var(--color-texto-suave);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transicion);
  border-radius: 999px;
}

.material-btn:hover {
  border-color: var(--color-primario);
  color: var(--color-primario);
  background: rgba(30,157,241,0.08);
}

.material-btn.activo {
  background: linear-gradient(135deg, var(--color-primario), var(--color-primario-oscuro));
  color: #fff;
  border-color: var(--color-primario);
  box-shadow: 0 0 16px rgba(30,157,241,0.35);
}

.material-plata-nacional:hover, .material-plata-nacional.activo {
  background: linear-gradient(135deg, #607d8b, #37474f);
  border-color: #607d8b; color: #eceff1;
  box-shadow: 0 0 16px rgba(96,125,139,0.4);
}
.material-plata-italiana:hover, .material-plata-italiana.activo {
  background: linear-gradient(135deg, #1e9df1, #0d7ec4);
  border-color: #1e9df1; color: #fff;
  box-shadow: 0 0 16px rgba(30,157,241,0.4);
}
.material-oro:hover, .material-oro.activo {
  background: linear-gradient(135deg, #c9a227, #9e7c0e);
  border-color: #c9a227; color: #fff;
  box-shadow: 0 0 16px rgba(201,162,39,0.4);
}

/* Filtro barra */
.filtro-barra {
  display: none;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
  flex-wrap: wrap;
  animation: fadeDown 0.3s ease both;
}
.filtro-barra.visible { display: flex; }

.filtro-barra input,
.filtro-barra select {
  padding: 9px 16px;
  border: 1px solid var(--color-borde);
  border-radius: var(--radio);
  font-size: 0.82rem;
  font-family: var(--fuente-secundaria);
  color: var(--color-texto);
  background: var(--color-fondo-secundario);
  outline: none;
  transition: border-color 0.2s;
  min-width: 200px;
}
.filtro-barra input:focus, .filtro-barra select:focus {
  border-color: var(--color-primario);
  box-shadow: 0 0 10px rgba(30,157,241,0.2);
}
.filtro-barra select option { background: var(--color-fondo-secundario); }

/* Plata Nacional extra */
.plata-nacional-extra {
  display: none;
  justify-content: center;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
  animation: fadeDown 0.3s ease both;
}
.plata-nacional-extra.visible { display: flex; }

.extra-btn {
  padding: 10px 24px;
  border: 1px solid var(--color-borde);
  background: var(--color-fondo-secundario);
  color: var(--color-texto-suave);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 999px;
  cursor: pointer;
  transition: var(--transicion);
  letter-spacing: 0.5px;
}
.extra-btn:hover {
  border-color: var(--color-plata);
  color: var(--color-texto);
  background: rgba(143,168,184,0.1);
}
.extra-btn-personalizado {
  border-color: rgba(30,157,241,0.4);
  color: var(--color-primario);
}
.extra-btn-personalizado:hover {
  background: rgba(30,157,241,0.1);
  border-color: var(--color-primario);
  box-shadow: 0 0 12px rgba(30,157,241,0.2);
}

@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Grid de productos */
.productos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

/* Tarjeta de producto */
.producto-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-borde);
  border-radius: var(--radio);
  overflow: hidden;
  transition: var(--transicion);
  cursor: pointer;
}

.producto-card:hover {
  border-color: rgba(30,157,241,0.4);
  box-shadow: 0 0 24px rgba(30,157,241,0.15), 0 8px 32px rgba(0,0,0,0.4);
  transform: translateY(-4px);
}

.producto-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  background-color: var(--color-fondo-secundario);
  filter: brightness(0.9);
  transition: filter 0.3s ease;
}

.producto-card:hover img { filter: brightness(1); }

.producto-info { padding: 16px; }

.producto-categoria {
  font-size: 0.65rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-primario);
  margin-bottom: 6px;
  font-weight: 600;
}

.producto-nombre {
  font-family: var(--fuente-principal);
  font-size: 0.95rem;
  margin-bottom: 8px;
  color: var(--color-texto);
  font-weight: 600;
}

.producto-precio {
  font-size: 1.05rem;
  color: var(--color-texto);
  font-weight: 700;
  margin-bottom: 12px;
}

/* Botón en tarjeta */
.producto-card-btn-wrap {
  padding: 0 16px 16px;
  transform: translateY(8px);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.producto-card:hover .producto-card-btn-wrap,
.producto-card.en-carrito .producto-card-btn-wrap {
  transform: translateY(0);
  opacity: 1;
}

/* Badge con cantidad en la imagen del producto */
.producto-card-img-wrap { position: relative; }
.badge-en-carrito {
  position: absolute;
  top: 12px;
  right: 12px;
  min-width: 32px;
  height: 32px;
  padding: 0 10px;
  background: linear-gradient(135deg, var(--color-primario), var(--color-primario-oscuro));
  color: #fff;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 700;
  box-shadow: 0 0 15px rgba(30,157,241,0.5);
  animation: badgePop 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 2;
}
@keyframes badgePop {
  0%   { transform: scale(0); opacity: 0; }
  60%  { transform: scale(1.25); opacity: 1; }
  100% { transform: scale(1); opacity: 1; }
}
.producto-card.en-carrito {
  border: 1px solid var(--color-primario);
  box-shadow: 0 0 20px rgba(30,157,241,0.25);
}
.cantidad-selector-card .cantidad-valor {
  animation: valorPop 0.25s ease;
}
@keyframes valorPop {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.25); color: #fff; }
  100% { transform: scale(1); }
}

.btn-agregar-card {
  width: 100%;
  padding: 11px 16px;
  background: linear-gradient(135deg, var(--color-primario), var(--color-primario-oscuro));
  color: #fff;
  border: none;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s ease;
  box-shadow: 0 0 12px rgba(30,157,241,0.3);
}

.btn-agregar-card:hover {
  box-shadow: 0 0 24px rgba(30,157,241,0.5);
  transform: translateY(-1px);
}

/* Selector de cantidad dentro de la tarjeta (aparece tras agregar al carrito) */
.cantidad-selector-card {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid var(--color-primario);
  border-radius: 999px;
  background: linear-gradient(135deg, var(--color-primario), var(--color-primario-oscuro));
  box-shadow: 0 0 12px rgba(30,157,241,0.3);
  overflow: hidden;
}
.cantidad-selector-card button {
  flex: 1;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1.2rem;
  font-weight: 700;
  height: 40px;
  cursor: pointer;
  transition: background 0.2s ease;
}
.cantidad-selector-card button:hover {
  background: rgba(255,255,255,0.15);
}
.cantidad-selector-card .cantidad-valor {
  flex: 1;
  color: var(--color-texto);
  font-size: 0.95rem;
  font-weight: 700;
  border-left: 1px solid rgba(255,255,255,0.25);
  border-right: 1px solid rgba(255,255,255,0.25);
  padding: 8px 0;
}

/* =============================================
   PANEL DETALLE DE PRODUCTO
   ============================================= */
.producto-detalle-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 1100;
  backdrop-filter: blur(4px);
}
.producto-detalle-overlay.activo { display: block; }

.producto-detalle-panel {
  position: fixed;
  top: 0;
  right: -520px;
  width: 100%;
  max-width: 500px;
  height: 100vh;
  background: var(--color-fondo-secundario);
  border-left: 1px solid var(--color-borde);
  z-index: 1250;
  overflow-y: auto;
  transition: right 0.4s cubic-bezier(0.4,0,0.2,1);
  box-shadow: -8px 0 40px rgba(0,0,0,0.6);
  display: flex;
  flex-direction: column;
}
.producto-detalle-panel.activo { right: 0; }

.producto-detalle-cerrar {
  position: sticky;
  top: 0;
  align-self: flex-end;
  margin: 16px 16px 0;
  background: rgba(30,157,241,0.1);
  border: 1px solid var(--color-borde);
  font-size: 1.4rem;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  cursor: pointer;
  color: var(--color-texto-suave);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transicion);
  z-index: 10;
  flex-shrink: 0;
}
.producto-detalle-cerrar:hover {
  background: rgba(30,157,241,0.2);
  color: var(--color-texto);
  border-color: var(--color-primario);
}

.producto-detalle-contenido {
  padding: 0 28px 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.detalle-imagen {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: calc(var(--radio) * 2);
  background: var(--color-card);
  border: 1px solid var(--color-borde);
}

.detalle-categoria {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-primario);
  font-weight: 600;
  margin: 0;
}

.detalle-nombre {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 0;
  color: var(--color-texto);
}

.detalle-precio {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
  color: var(--color-primario);
  text-shadow: 0 0 20px rgba(30,157,241,0.3);
}

.detalle-descripcion {
  font-size: 0.88rem;
  color: var(--color-texto-suave);
  line-height: 1.7;
  padding-top: 12px;
  border-top: 1px solid var(--color-borde);
  margin: 0;
}

.detalle-cantidad-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}
.detalle-cantidad-label { font-size: 0.85rem; font-weight: 600; color: var(--color-texto-suave); }

.btn-detalle-agregar {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--color-primario), var(--color-primario-oscuro));
  color: #fff;
  border: none;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all 0.25s ease;
  box-shadow: 0 0 20px rgba(30,157,241,0.3);
}
.btn-detalle-agregar:hover {
  box-shadow: 0 0 35px rgba(30,157,241,0.5);
  transform: translateY(-1px);
}

.detalle-badges {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: 1px solid var(--color-borde);
  padding-top: 16px;
}
.detalle-badges span { font-size: 0.82rem; color: var(--color-texto-suave); }

/* =============================================
   CARRITO - PANEL LATERAL
   ============================================= */
.carrito-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(0,0,0,0.65);
  z-index: 1100;
  backdrop-filter: blur(4px);
}
.carrito-overlay.activo { display: block; }

.carrito-panel {
  position: fixed;
  top: 0;
  right: -460px;
  width: 100%;
  max-width: 460px;
  height: 100vh;
  background-color: var(--color-fondo-secundario);
  border-left: 1px solid var(--color-borde);
  z-index: 1200;
  display: flex;
  flex-direction: column;
  transition: right 0.4s cubic-bezier(0.4,0,0.2,1);
  box-shadow: -8px 0 40px rgba(0,0,0,0.6);
}
.carrito-panel.activo { right: 0; }

.carrito-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 28px;
  border-bottom: 1px solid var(--color-borde);
}
.carrito-header h3 {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 10px;
  text-transform: uppercase;
  color: var(--color-texto);
}
.carrito-header-badge {
  background: linear-gradient(135deg, var(--color-primario), var(--color-primario-oscuro));
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  min-width: 22px;
  height: 22px;
  border-radius: 11px;
  padding: 0 7px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 10px rgba(30,157,241,0.4);
}
.carrito-cerrar {
  background: none;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--color-texto-suave);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transicion);
}
.carrito-cerrar:hover {
  color: var(--color-texto);
  background-color: rgba(30,157,241,0.1);
}

.carrito-items { flex: 1; overflow-y: auto; padding: 8px 28px; }
.carrito-vacio {
  text-align: center;
  color: var(--color-texto-suave);
  margin-top: 60px;
  font-size: 0.95rem;
}

.carrito-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-borde);
  animation: fadeInItem 0.3s ease both;
}
@keyframes fadeInItem {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.carrito-item img {
  width: 76px;
  height: 76px;
  object-fit: cover;
  border-radius: var(--radio);
  border: 1px solid var(--color-borde);
  background: var(--color-card);
}
.carrito-item-info { flex: 1; display: flex; flex-direction: column; gap: 3px; }
.carrito-item-nombre { font-size: 0.92rem; font-weight: 600; margin: 0; color: var(--color-texto); }
.carrito-item-categoria { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 1px; color: var(--color-texto-suave); margin: 0; }
.carrito-item-precio { font-size: 0.95rem; font-weight: 700; margin: 4px 0 8px; color: var(--color-primario); }

.cantidad-selector {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-borde);
  border-radius: var(--radio);
  overflow: hidden;
}
.cantidad-selector button {
  background: var(--color-card);
  border: none;
  width: 30px;
  height: 30px;
  font-size: 1rem;
  cursor: pointer;
  color: var(--color-texto);
  transition: var(--transicion);
}
.cantidad-selector button:hover {
  background: rgba(30,157,241,0.15);
  color: var(--color-primario);
}
.cantidad-valor {
  min-width: 32px;
  text-align: center;
  font-size: 0.9rem;
  font-weight: 600;
  border-left: 1px solid var(--color-borde);
  border-right: 1px solid var(--color-borde);
  padding: 6px 0;
  color: var(--color-texto);
  background: var(--color-fondo-secundario);
}

.carrito-item-eliminar {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-texto-suave);
  padding: 6px;
  border-radius: var(--radio);
  display: flex;
  align-items: center;
  transition: var(--transicion);
}
.carrito-item-eliminar:hover { color: #f4212e; background: rgba(244,33,46,0.1); }

.carrito-footer {
  padding: 20px 28px 28px;
  border-top: 1px solid var(--color-borde);
  background: var(--color-card);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.carrito-desglose {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-bottom: 10px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--color-borde);
}
.carrito-desglose:empty { display: none; }
.carrito-desglose-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.85rem;
  color: var(--color-texto-suave);
}
.carrito-desglose-row span:last-child {
  color: var(--color-texto);
  font-weight: 600;
}
.carrito-total-row { display: flex; justify-content: space-between; align-items: baseline; }
.carrito-total-label { font-size: 0.9rem; color: var(--color-texto-suave); }
.carrito-total { font-size: 1.4rem; font-weight: 700; color: var(--color-primario); text-shadow: 0 0 15px rgba(30,157,241,0.3); }
.carrito-total-info { font-size: 0.72rem; color: var(--color-texto-suave); line-height: 1.4; margin-bottom: 4px; }

.btn-mp {
  width: 100%;
  padding: 15px;
  background-color: #009EE3;
  color: #fff;
  border: none;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transicion);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.btn-mp:hover:not(:disabled) {
  background-color: #0082bf;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,158,227,0.35);
}
.btn-mp:disabled { opacity: 0.35; cursor: not-allowed; }
.btn-mp-estado { font-size: 0.8rem; text-align: center; min-height: 16px; color: var(--color-texto-suave); }

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--color-footer);
  border-top: 1px solid var(--color-borde);
  padding: 56px 24px 32px;
}

.footer-container {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo {
  font-family: var(--fuente-principal);
  font-size: 1.1rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-texto);
  font-weight: 700;
  margin-bottom: 12px;
}

.footer-col p {
  font-size: 0.8rem;
  color: var(--color-texto-suave);
  margin-bottom: 8px;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 0.72rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-primario);
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 0.82rem;
  color: var(--color-texto-suave);
  margin-bottom: 8px;
  transition: var(--transicion);
}
.footer-col a:hover { color: var(--color-primario); }

.footer-bottom {
  max-width: 900px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid var(--color-borde);
  text-align: center;
}

.footer-copy {
  font-size: 0.72rem;
  color: var(--color-texto-suave);
  letter-spacing: 1px;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
  .hero-content h1 { font-size: 2rem; letter-spacing: 3px; }
  .nav ul { gap: 16px; }
  .nav ul li a { font-size: 0.7rem; }
  .logo a { font-size: 1rem; }
  .productos-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
  .beneficios-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .footer-container { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 480px) {
  .nav { display: none; }
  .hero-content h1 { font-size: 1.6rem; letter-spacing: 2px; }
  .productos-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .beneficios-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .hero-logo { width: 120px; height: 120px; }
}

/* =============================================
   ANIMACIONES DE SCROLL
   ============================================= */
.animar {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.animar.visible { opacity: 1; transform: translateY(0); }

/* =============================================
   WHATSAPP FLOTANTE
   ============================================= */
.whatsapp-flotante {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 56px;
  height: 56px;
  background-color: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: var(--transicion);
}
.whatsapp-flotante:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.6);
}

/* =============================================
   TOAST CARRITO
   ============================================= */
.toast-carrito {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--color-fondo-secundario);
  border: 1px solid var(--color-primario);
  color: var(--color-texto);
  padding: 12px 22px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 0 24px rgba(30,157,241,0.3);
  opacity: 0;
  pointer-events: none;
  z-index: 9999;
  transition: opacity 0.28s ease, transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1);
  white-space: nowrap;
}
.toast-carrito span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--color-primario);
  border-radius: 50%;
  font-size: 0.75rem;
  flex-shrink: 0;
}
.toast-carrito.activo {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* =============================================
   MODO CLARO
   ============================================= */
.light {
  --color-primario: #0d7ec4;
  --color-primario-oscuro: #0a5f94;
  --color-primario-claro: #e8f4fd;
  --color-texto: #0f1419;
  --color-texto-suave: #536471;
  --color-fondo: #ffffff;
  --color-fondo-secundario: #f7f9fa;
  --color-card: #f0f3f4;
  --color-borde: #e1e8ed;
  --color-footer: #0f1419;
  --color-plata: #536471;
  --color-plata-oscuro: #0d7ec4;
  --color-plata-claro: #e1e8ed;
  --color-header: rgba(255, 255, 255, 0.95);
  --color-hero-bg: radial-gradient(ellipse at center, #e8f4fd 0%, #f7f9fa 70%);
  --sombra: 0 2px 12px rgba(0,0,0,0.08);
  --sombra-glow: 0 0 20px rgba(13,126,196,0.15);
}

/* Scrollbar oscura */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-fondo); }
::-webkit-scrollbar-thumb { background: var(--color-borde); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-primario); }