/* 🎨 PALETA PASTEL TECH */
:root {
  --color-fondo: #f8f9fa;
  --color-base: #ffffff;
  --color-card: #ffffff;
  --color-acento: #a8d5e2;
  --color-acento-suave: #c4e3ed;
  --color-acento-oscuro: #7fb8c9;
  --color-pastel-rosa: #f5c2c7;
  --color-pastel-verde: #c8e6c9;
  --color-pastel-amarillo: #fff9c4;
  --color-pastel-lavanda: #e1bee7;
  --color-oscuro: #2a2a33;
  --color-texto: #2c3e50;
  --color-texto-suave: #5a6c7d;
  --color-borde: #e0e0e0;

  --radio: 12px;
  --sombra: 0 4px 6px rgba(0,0,0,0.07), 0 10px 20px rgba(0,0,0,0.05);
  --sombra-hover: 0 8px 16px rgba(0,0,0,0.12), 0 20px 40px rgba(0,0,0,0.08);
  --transicion: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --fuente: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

/* ------------------------------------------------------------
   🌙 DARK MODE AUTOMÁTICO
------------------------------------------------------------ */
@media (prefers-color-scheme: dark) {
  :root {
    --color-fondo: #1d1f27;
    --color-base: #2a2d38;
    --color-card: #232531;
    --color-acento: #5b9bd5;
    --color-acento-suave: #7aa8d8;
    --color-oscuro: #f5f5f7;
    --color-texto: #e9e9e9;
    --color-borde: #3c3f4a;
    --sombra: 0 7px 17px rgba(255,255,255,0.05);
  }
}

/* ------------------------------------------------------------
   🔧 BASE GLOBAL
------------------------------------------------------------ */
* { box-sizing: border-box; font-family: var(--fuente); }

html {
  height: 100%;
}

body {
  margin: 0;
  padding: 0;
  background: var(--color-fondo);
  color: var(--color-texto);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
}

/* Animaciones de entrada */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out both;
}

.fade-in {
  animation: fadeIn 0.8s ease-out;
}

img { max-width: 100%; display: block; }

/* ------------------------------------------------------------
   🟧 HEADER PREMIUM
------------------------------------------------------------ */
.header {
  background: var(--color-base);
  border-bottom: 1px solid var(--color-borde);
  box-shadow: 0 3px 12px rgba(0,0,0,0.1);
  padding: 12px 0;
}

.header-container {
  max-width: 1200px;
  margin: auto;
  padding: 0 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-logo img {
  max-height: 55px;
  border-radius: 8px;
  box-shadow: 0 0 12px rgba(0,0,0,0.15);
}

.header-search {
  display: flex;
  align-items: center;
  background: var(--color-card);
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid var(--color-borde);
  box-shadow: var(--sombra);
}

.header-search input {
  border: none;
  background: transparent;
  outline: none;
  color: var(--color-texto);
}

.header-search button {
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 19px;
  color: var(--color-acento);
  margin-left: 5px;
}
.header-search button:hover { color: var(--color-acento-suave); }

/* Icono de Carrito */
.carrito-icon {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  text-decoration: none;
  color: var(--color-acento);
  padding: 8px;
  border-radius: 8px;
  transition: var(--transicion);
  margin-left: 10px;
}

.carrito-icon:hover {
  background: var(--color-card);
  transform: scale(1.1);
}

.carrito-contador {
  position: absolute;
  top: -5px;
  right: -5px;
  background: #ff4444;
  color: white;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: bold;
  border: 2px solid var(--color-base);
}

/* ------------------------------------------------------------
   🟦 NAVBAR PREMIUM
------------------------------------------------------------ */
.navbar {
  background: #0d0d0d;
  border-bottom: 1px solid #222;
  position: sticky;
  top: 0;
  z-index: 9999;
  box-shadow: 0 3px 8px rgba(0,0,0,0.25);
}

.navbar ul {
  max-width: 1200px;
  margin: auto;
  padding: 12px 18px;
  list-style: none;
  display: flex;
  gap: 18px;
  align-items: center;
}

.navbar a,
.logout-btn {
  color: #fff;
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 6px;
  transition: .25s;
  font-weight: 500;
}

.navbar a:hover {
  background: #00ffe7;
  color: #000;
}

/* Logout */
.logout-btn {
  background: #ff4a4a;
  border: none;
}
.logout-btn:hover { background: #d32020; }

/* ------------------------------------------------------------
   🔳 CONTENEDORES Y TARJETAS
------------------------------------------------------------ */
.contenedor {
  max-width: 1200px;
  margin: auto;
  padding: 22px 17px;
}

.rejilla {
  display: grid;
  gap: 17px;
}

.rejilla-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.rejilla-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.tarjeta {
  background: var(--color-card);
  border-radius: var(--radio);
  box-shadow: var(--sombra);
  padding: 17px;
  text-align: center;
  transition: var(--transicion);
}

.tarjeta:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(0,0,0,0.15);
}

.tarjeta img {
  width: 100%;
  border-radius: var(--radio);
  margin-bottom: 11px;
  transition: transform .4s ease;
}

.tarjeta:hover img { transform: scale(1.05); }

.precio {
  color: var(--color-acento);
  font-weight: bold;
  font-size: 1.2rem;
}

/* ------------------------------------------------------------
   🔘 BOTONES
------------------------------------------------------------ */
.boton-primario {
  background: var(--color-acento);
  color: #fff;
  padding: 10px 17px;
  border-radius: var(--radio);
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: .25s;
}

.boton-primario:hover { background: var(--color-acento-suave); }

.boton-secundario {
  border: 1px solid var(--color-acento);
  padding: 10px 17px;
  border-radius: var(--radio);
  color: var(--color-acento);
  text-decoration: none;
  display: inline-block;
}

.boton-secundario:hover {
  background: var(--color-acento);
  color: #fff;
}

/* ------------------------------------------------------------
   🧾 FORMULARIOS (login, register, 2FA)
------------------------------------------------------------ */
.formulario {
  max-width: 400px;
  margin: 70px auto;
  background: var(--color-card);
  padding: 33px;
  border-radius: var(--radio);
  box-shadow: var(--sombra);
}

.formulario label {
  font-weight: 600;
  display: block;
  margin-top: 10px;
}

.formulario input {
  width: 100%;
  padding: 9px;
  border-radius: var(--radio);
  border: 1px solid var(--color-borde);
  margin-top: 5px;
}

.formulario input:focus {
  border-color: var(--color-acento);
  box-shadow: 0 0 5px rgba(109,168,214,0.4);
  outline: none;
}

/* ------------------------------------------------------------
   ⚠ MENSAJES
------------------------------------------------------------ */
/* ------------------------------------------------------------
   📢 MENSAJES DEL SISTEMA (Notificaciones)
------------------------------------------------------------ */
.mensaje-sistema {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 10000;
  max-width: 450px;
  animation: slideInRight 0.4s ease-out;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.mensaje-contenido {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-radius: var(--radio);
  background: var(--color-card);
  border-left: 4px solid;
  box-shadow: var(--sombra);
}

.mensaje-sistema[data-tipo="success"] .mensaje-contenido {
  border-left-color: #4caf50;
  background: linear-gradient(135deg, #e8f5e9 0%, #ffffff 100%);
}

.mensaje-sistema[data-tipo="warning"] .mensaje-contenido {
  border-left-color: #ff9800;
  background: linear-gradient(135deg, #fff3e0 0%, #ffffff 100%);
}

.mensaje-sistema[data-tipo="error"] .mensaje-contenido {
  border-left-color: #f44336;
  background: linear-gradient(135deg, #ffebee 0%, #ffffff 100%);
}

.mensaje-icono {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.mensaje-texto {
  flex: 1;
  color: var(--color-texto);
  font-weight: 500;
  line-height: 1.5;
}

.mensaje-cerrar {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--color-texto-suave);
  cursor: pointer;
  padding: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transicion);
  flex-shrink: 0;
}

.mensaje-cerrar:hover {
  background: var(--color-borde);
  color: var(--color-texto);
}

@media (max-width: 768px) {
  .mensaje-sistema {
    top: 10px;
    right: 10px;
    left: 10px;
    max-width: none;
  }
}

.mensaje {
  padding: 8px;
  border-radius: var(--radio);
  text-align: center;
  font-weight: 600;
}

.mensaje.exito {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.mensaje.error {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* ------------------------------------------------------------
   📦 CARRITO
------------------------------------------------------------ */
.tabla {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-card);
  box-shadow: var(--sombra);
}

.tabla th,
.tabla td {
  padding: 12px;
  border-bottom: 1px solid var(--color-borde);
  text-align: left;
}

/* ------------------------------------------------------------
   🎁 POPUP DESCUENTO
------------------------------------------------------------ */
.popup-descuento {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.popup-descuento.activo {
  display: flex;
}

.popup-contenido {
  background: var(--color-base);
  padding: 30px;
  border-radius: var(--radio);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  max-width: 450px;
  width: 90%;
  position: relative;
  animation: popupEntrada 0.3s ease-out;
}

@keyframes popupEntrada {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(-20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.cerrar-popup {
  position: absolute;
  top: 10px;
  right: 15px;
  background: none;
  border: none;
  font-size: 28px;
  color: var(--color-texto);
  cursor: pointer;
  line-height: 1;
  padding: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transicion);
}

.cerrar-popup:hover {
  background: var(--color-borde);
  color: var(--color-oscuro);
}

.popup-contenido h3 {
  margin-top: 0;
  margin-bottom: 10px;
  color: var(--color-acento);
}

.popup-contenido p {
  margin-bottom: 20px;
  color: var(--color-texto);
}

.popup-contenido form {
  margin-top: 20px;
}

.popup-contenido label {
  display: block;
  margin-bottom: 5px;
  font-weight: 600;
  color: var(--color-texto);
}

.popup-contenido input[type="email"],
.popup-contenido input[type="tel"] {
  width: 100%;
  padding: 10px;
  margin-bottom: 15px;
  border: 2px solid var(--color-borde);
  border-radius: var(--radio);
  font-size: 16px;
  transition: var(--transicion);
}

.popup-contenido input[type="email"]:focus,
.popup-contenido input[type="tel"]:focus {
  border-color: var(--color-acento);
  outline: none;
  box-shadow: 0 0 5px rgba(109,168,214,0.4);
}

.popup-contenido button[type="submit"] {
  width: 100%;
  margin-top: 10px;
}

/* ------------------------------------------------------------
   📌 FOOTER (Sticky Footer)
------------------------------------------------------------ */
.principal {
  flex: 1 0 auto; /* Ocupa el espacio disponible, empuja el footer al final */
  min-height: calc(100vh - 200px); /* Altura mínima para empujar el footer */
  padding-bottom: 20px; /* Espacio antes del footer */
}

.pie {
  text-align: center;
  padding: 17px;
  background: var(--color-card);
  border-top: 1px solid var(--color-borde);
  margin-top: auto; /* Se empuja automáticamente al final */
  flex-shrink: 0; /* No se comprime */
  width: 100%; /* Asegurar ancho completo */
  position: relative; /* Asegurar que esté al final */
}

/* ------------------------------------------------------------
   ♿ ACCESIBILIDAD
------------------------------------------------------------ */
:focus-visible {
  outline: 3px dashed var(--color-acento);
  outline-offset: 3px;
}

/* ------------------------------------------------------------
   🎨 HEADER BAR MEJORADO
------------------------------------------------------------ */
.header-bar {
  background: var(--color-base);
  border-bottom: 2px solid var(--color-borde);
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 15px 0;
}

.header-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.header-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-acento);
}

.logo-img {
  max-height: 50px;
  width: auto;
  border-radius: 8px;
}

.logo-text {
  color: var(--color-acento);
  font-weight: 700;
}

.search-box {
  flex: 1;
  max-width: 500px;
  display: flex;
  align-items: center;
  background: var(--color-card);
  border: 2px solid var(--color-borde);
  border-radius: 25px;
  padding: 8px 15px;
  transition: var(--transicion);
}

.search-box:focus-within {
  border-color: var(--color-acento);
  box-shadow: 0 0 0 3px rgba(109, 168, 214, 0.1);
}

.search-input {
  flex: 1;
  border: none;
  background: transparent;
  outline: none;
  color: var(--color-texto);
  font-size: 0.95rem;
  padding: 5px 10px;
}

.search-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  color: var(--color-acento);
  padding: 5px;
  transition: var(--transicion);
}

.search-btn:hover {
  transform: scale(1.1);
}

.cart-icon-link {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  text-decoration: none;
  color: var(--color-acento);
  padding: 8px 12px;
  border-radius: 50%;
  transition: var(--transicion);
  background: var(--color-card);
  border: 2px solid var(--color-borde);
}

.cart-icon-link:hover {
  background: var(--color-acento);
  color: white;
  transform: scale(1.05);
}

.cart-count {
  position: absolute;
  top: -5px;
  right: -5px;
  background: #ff4444;
  color: white;
  border-radius: 50%;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: bold;
  border: 2px solid var(--color-base);
}

/* ------------------------------------------------------------
   🎯 HERO SECTION MODERNO
------------------------------------------------------------ */
.hero-section {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #4a90e2 0%, #6da8d6 50%, #91c1e3 100%);
  background-size: 200% 200%;
  animation: gradientShift 15s ease infinite;
  color: white;
  text-align: center;
  padding: 100px 20px;
  overflow: hidden;
}

@keyframes gradientShift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255,255,255,0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.2);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  margin: 0 0 20px 0;
  text-shadow: 0 2px 10px rgba(0,0,0,0.2);
  line-height: 1.1;
  letter-spacing: -0.02em;
  animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
  font-size: 1.3rem;
  margin: 0 0 40px 0;
  opacity: 0.95;
  line-height: 1.7;
  font-weight: 400;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.boton-hero {
  padding: 14px 32px;
  border-radius: 30px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transicion);
  display: inline-block;
  font-size: 1rem;
  border: 2px solid transparent;
}

.boton-hero-primary {
  background: white;
  color: var(--color-acento);
  box-shadow: 0 4px 20px rgba(0,0,0,0.25), 0 0 0 0 rgba(255,255,255,0.4);
  position: relative;
  overflow: hidden;
}

.boton-hero-primary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(109, 168, 214, 0.1);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.boton-hero-primary:hover::before {
  width: 300px;
  height: 300px;
}

.boton-hero-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.3), 0 0 0 4px rgba(255,255,255,0.2);
  background: #f8f9fa;
}

.boton-hero-primary:active {
  transform: translateY(-1px);
}

.boton-hero-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
}

.boton-hero-secondary:hover {
  background: white;
  color: var(--color-acento);
  transform: translateY(-2px);
}

/* ------------------------------------------------------------
   ✨ CARACTERÍSTICAS SECTION
------------------------------------------------------------ */
.caracteristicas {
  padding: 80px 0;
  background: var(--color-base);
  border-top: 1px solid var(--color-borde);
  border-bottom: 1px solid var(--color-borde);
  position: relative;
}

.caracteristicas::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-acento), transparent);
}

.caracteristicas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.caracteristica-item {
  text-align: center;
  padding: 40px 25px;
  background: var(--color-card);
  border-radius: var(--radio);
  box-shadow: var(--sombra);
  transition: var(--transicion);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

.caracteristica-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-acento), var(--color-acento-suave));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.caracteristica-item:hover::before {
  transform: scaleX(1);
}

.caracteristica-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--sombra-hover);
  border-color: var(--color-acento);
}

.caracteristica-icono {
  font-size: 3.5rem;
  margin-bottom: 20px;
  display: inline-block;
  transition: transform 0.3s ease;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.caracteristica-item:hover .caracteristica-icono {
  transform: scale(1.1) rotate(5deg);
}

.caracteristica-item h3 {
  font-size: 1.3rem;
  margin: 0 0 10px 0;
  color: var(--color-acento);
}

.caracteristica-item p {
  margin: 0;
  color: var(--color-texto);
  opacity: 0.8;
  line-height: 1.6;
}

/* ------------------------------------------------------------
   🛍️ PRODUCTOS DESTACADOS MEJORADOS
------------------------------------------------------------ */
.destacados-section {
  padding: 100px 0;
  background: var(--color-fondo);
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-title {
  font-size: 2.75rem;
  font-weight: 800;
  margin: 0 0 12px 0;
  color: var(--color-acento);
  letter-spacing: -0.02em;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-acento), var(--color-acento-suave));
  border-radius: 2px;
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--color-texto);
  opacity: 0.75;
  margin: 20px 0 0 0;
  font-weight: 400;
}

.rejilla-productos {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.tarjeta-producto {
  background: var(--color-card);
  border-radius: var(--radio);
  box-shadow: var(--sombra);
  overflow: hidden;
  transition: var(--transicion);
  border: 1px solid var(--color-borde);
  position: relative;
  opacity: 0;
  transform: translateY(20px);
}

.tarjeta-producto.loaded {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.tarjeta-producto:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: var(--sombra-hover);
  border-color: var(--color-acento);
}

.tarjeta-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.tarjeta-imagen-wrapper {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
  aspect-ratio: 1 / 1;
}

.badge-destacado {
  position: absolute;
  top: 12px;
  right: 12px;
  background: linear-gradient(135deg, #ffd700, #ffed4e);
  color: #1a1a1a;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  z-index: 2;
  animation: pulseBadge 2s ease-in-out infinite;
}

@keyframes pulseBadge {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  }
  50% {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.4);
  }
}

.tarjeta-imagen {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
}

.tarjeta-producto:hover .tarjeta-imagen {
  transform: scale(1.1);
}

.tarjeta-imagen-link {
  display: block;
  position: relative;
  width: 100%;
  height: 100%;
  text-decoration: none;
  cursor: pointer;
}

.tarjeta-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(109, 168, 214, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  cursor: pointer;
  z-index: 10;
}

.tarjeta-producto:hover .tarjeta-overlay {
  opacity: 1;
}

.ver-producto {
  color: white;
  font-weight: 600;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.tarjeta-content {
  padding: 20px;
}

.tarjeta-titulo {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 8px 0;
  color: var(--color-texto);
}

.tarjeta-codigo {
  font-size: 0.85rem;
  color: var(--color-texto);
  opacity: 0.6;
  margin: 0 0 12px 0;
}

.tarjeta-precio-wrapper {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-top: 8px;
}

.tarjeta-precio {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-acento);
  margin: 0;
  letter-spacing: -0.02em;
}

.sin-productos {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
}

.sin-productos p {
  font-size: 1.1rem;
  margin-bottom: 20px;
  color: var(--color-texto);
  opacity: 0.7;
}

/* ------------------------------------------------------------
   📱 RESPONSIVE DESIGN
------------------------------------------------------------ */
@media (max-width: 768px) {
  .header-wrap {
    flex-wrap: wrap;
    gap: 15px;
  }

  .search-box {
    order: 3;
    width: 100%;
    max-width: 100%;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .boton-hero {
    width: 100%;
    text-align: center;
  }

  .caracteristicas-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .rejilla-productos {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
  }

  .section-title {
    font-size: 2rem;
  }

  .navbar ul {
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .hero-section {
    min-height: 400px;
    padding: 60px 15px;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .rejilla-productos {
    grid-template-columns: 1fr;
  }

  .caracteristicas {
    padding: 40px 0;
  }

  .destacados-section {
    padding: 50px 0;
  }
}

/* =========================================================
   🎨 DISEÑO TECH CON PALETA PASTEL
========================================================= */

/* Hero Tech */
.hero-tech {
  background: linear-gradient(135deg, #e8f4f8 0%, #f0e6f5 50%, #fff4e6 100%);
  padding: 100px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-tech::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(168, 213, 226, 0.1) 0%, transparent 70%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.hero-tech-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.hero-tech-title {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--color-texto);
  margin: 0 0 20px 0;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--color-acento-oscuro), var(--color-pastel-lavanda));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tech-subtitle {
  font-size: 1.3rem;
  color: var(--color-texto-suave);
  margin: 0 0 40px 0;
  font-weight: 400;
}

.hero-tech-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-tech {
  padding: 14px 32px;
  border-radius: 30px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-block;
  font-size: 1rem;
  border: 2px solid transparent;
}

.btn-tech-primary {
  background: var(--color-acento);
  color: var(--color-texto);
  box-shadow: 0 4px 15px rgba(168, 213, 226, 0.4);
}

.btn-tech-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(168, 213, 226, 0.6);
  background: var(--color-acento-suave);
}

.btn-tech-secondary {
  background: var(--color-pastel-lavanda);
  color: var(--color-texto);
  border: 2px solid var(--color-pastel-lavanda);
  box-shadow: 0 4px 15px rgba(225, 190, 231, 0.4);
}

.btn-tech-secondary:hover {
  background: var(--color-pastel-rosa);
  border-color: var(--color-pastel-rosa);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(245, 194, 199, 0.5);
}

/* Carrusel de Productos */
.productos-carrusel-section {
  padding: 80px 0;
  background: var(--color-fondo);
  position: relative;
}

.contenedor-carrusel {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-header-tech {
  text-align: center;
  margin-bottom: 50px;
}

.section-title-tech {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--color-texto);
  margin: 0 0 10px 0;
  letter-spacing: -0.02em;
}

.section-subtitle-tech {
  font-size: 1.15rem;
  color: var(--color-texto-suave);
  margin: 0;
}

.carrusel-wrapper {
  position: relative;
  overflow: hidden;
  padding: 20px 0;
}

.carrusel-container {
  display: flex;
  gap: 30px;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.tarjeta-producto-tech {
  flex: 0 0 calc(33.333% - 20px);
  min-width: 320px;
  background: var(--color-card);
  border-radius: 20px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  overflow: hidden;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.tarjeta-producto-tech:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(168, 213, 226, 0.3);
  border-color: var(--color-acento);
}

.tarjeta-producto-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.tarjeta-imagen-tech {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
}

.img-gafa {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1), filter 0.6s ease;
  filter: brightness(1) contrast(1);
}

.tarjeta-producto-tech:hover .img-gafa {
  transform: scale(1.15) rotate(2deg);
  filter: brightness(1.1) contrast(1.1);
}

.img-overlay-tech {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, transparent 0%, rgba(168, 213, 226, 0.1) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.tarjeta-producto-tech:hover .img-overlay-tech {
  opacity: 1;
}

.tarjeta-info-tech {
  padding: 25px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tarjeta-nombre-tech {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-texto);
  margin: 0;
  line-height: 1.3;
}

.tarjeta-codigo-tech {
  font-size: 0.9rem;
  color: var(--color-texto-suave);
  margin: 0;
}

.tarjeta-codigo-tech span {
  font-weight: 600;
  color: var(--color-acento-oscuro);
}

.tarjeta-desc-tech {
  font-size: 0.95rem;
  color: var(--color-texto-suave);
  margin: 0;
  line-height: 1.5;
  flex: 1;
}

.tarjeta-precio-tech {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 15px 0;
  border-top: 2px solid var(--color-borde);
  margin-top: auto;
}

.precio-label {
  font-size: 0.9rem;
  color: var(--color-texto-suave);
  font-weight: 500;
}

.precio-valor {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-acento-oscuro);
  letter-spacing: -0.02em;
}

.btn-ver-producto {
  display: block;
  text-align: center;
  padding: 12px 24px;
  background: var(--color-acento);
  color: var(--color-texto);
  text-decoration: none;
  border-radius: 25px;
  font-weight: 600;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.btn-ver-producto:hover {
  background: var(--color-acento-suave);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(168, 213, 226, 0.4);
}

.carrusel-controls {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 30px;
}

.btn-carrusel {
  background: var(--color-acento);
  color: var(--color-texto);
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(168, 213, 226, 0.3);
}

.btn-carrusel:hover {
  background: var(--color-acento-suave);
  transform: scale(1.1);
}

.sin-productos-tech {
  text-align: center;
  padding: 60px 20px;
}

.sin-productos-tech p {
  font-size: 1.1rem;
  color: var(--color-texto-suave);
  margin-bottom: 20px;
}

/* Responsive Carrusel */
@media (max-width: 1024px) {
  .tarjeta-producto-tech {
    flex: 0 0 calc(50% - 15px);
    min-width: 280px;
  }
}

@media (max-width: 768px) {
  .hero-tech-title {
    font-size: 2.5rem;
  }

  .hero-tech-subtitle {
    font-size: 1.1rem;
  }

  .section-title-tech {
    font-size: 2rem;
  }

  .tarjeta-producto-tech {
    flex: 0 0 100%;
    min-width: 100%;
  }

  .carrusel-container {
    gap: 20px;
  }
}

/* =========================================================
   📄 FOOTER PROFESIONAL
========================================================= */

.footer-profesional {
  background: #1a1a24;
  color: #ffffff;
  padding: 60px 0 20px;
  margin-top: 80px;
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-column {
  display: flex;
  flex-direction: column;
}

.footer-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0 0 20px 0;
  padding-bottom: 10px;
  border-bottom: 2px solid rgba(255, 255, 255, 0.2);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links li {
  margin: 0;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  display: inline-block;
}

.footer-links a:hover {
  color: var(--color-acento);
  transform: translateX(5px);
  padding-left: 5px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
  padding: 30px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-social {
  display: flex;
  gap: 15px;
  align-items: center;
}

.social-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: #ffffff;
  text-decoration: none;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.social-icon:hover {
  background: var(--color-acento);
  transform: translateY(-3px) scale(1.1);
  border-color: rgba(255, 255, 255, 0.3);
}

.social-icon svg {
  width: 20px;
  height: 20px;
}

.btn-chat-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000000;
  color: #ffffff;
  border: none;
  padding: 12px 24px;
  border-radius: 25px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.btn-chat-footer:hover {
  background: #333333;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.footer-copyright {
  text-align: center;
  padding: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
}

.footer-copyright p {
  margin: 0;
}

/* Responsive Footer */
@media (max-width: 768px) {
  .footer-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 20px;
  }

  .footer-social {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .footer-container {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer-profesional {
    padding: 40px 0 20px;
  }
}