/* ==========================================================================
   Family Dog - Estilos Premium & Sistema de Diseño
   ========================================================================== */

:root {
  /* Paleta de Colores de Lujo */
  --primary: #8c6239; /* Terracota cálido / Bronce */
  --primary-hover: #704d2b;
  --secondary: #d9a05b; /* Champagne / Oro suave */
  --secondary-hover: #c38c4c;
  --bg-cream: #faf7f2; /* Fondo crema suave */
  --bg-white: #ffffff;
  --text-dark: #2a2520; /* Carbón suave con tinte marrón */
  --text-muted: #665f58;
  --text-light: #ffffff;
  --whatsapp-green: #25d366;
  --whatsapp-hover: #1fbe5b;
  --danger: #d9534f;
  --danger-hover: #c9302c;

  /* Glassmorphism & Sombras */
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(255, 255, 255, 0.5);
  --glass-shadow: 0 8px 32px 0 rgba(140, 98, 57, 0.06);
  --card-shadow: 0 10px 30px -10px rgba(140, 98, 57, 0.1);
  --hover-shadow: 0 20px 40px -15px rgba(140, 98, 57, 0.2);

  /* Tipografía y Espaciado */
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --border-radius-lg: 24px;
  --border-radius-md: 16px;
  --border-radius-sm: 8px;
  
  /* Transiciones Globales */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 80px;
}

/* Reset de Estilos & Accesibilidad Básica */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background-color: var(--bg-cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  background: none;
  outline: none;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

/* Ocultar visualmente elementos (Acc. WCAG) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Enfoque accesible por teclado */
*:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(217, 160, 91, 0.4);
}

/* Contenedores */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 100px 0;
}

.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

/* Badge de Sección / Tags */
.section-tag {
  display: inline-block;
  font-family: var(--font-title);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--secondary);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-title);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 60px;
}

/* ==========================================================================
   Componentes: Botones Premium
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 600;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
  gap: 10px;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--text-light);
  box-shadow: 0 4px 14px 0 rgba(140, 98, 57, 0.2);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px 0 rgba(140, 98, 57, 0.3);
}

.btn-secondary {
  background-color: var(--whatsapp-green);
  color: var(--text-light);
  box-shadow: 0 4px 14px 0 rgba(37, 211, 102, 0.2);
}

.btn-secondary:hover {
  background-color: var(--whatsapp-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px 0 rgba(37, 211, 102, 0.3);
}

.btn-outline {
  border: 2px solid var(--primary);
  color: var(--primary);
  background-color: transparent;
}

.btn-outline:hover {
  background-color: var(--primary);
  color: var(--text-light);
  transform: translateY(-2px);
}

.btn-text {
  color: var(--text-muted);
  padding: 8px 16px;
}

.btn-text:hover {
  color: var(--danger);
  text-decoration: underline;
}

.btn-block {
  width: 100%;
}

/* ==========================================================================
   Estructura: Cabecera Flotante (Header)
   ========================================================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  z-index: 1000;
  box-shadow: var(--glass-shadow);
  transition: var(--transition);
}

.header.scrolled {
  height: 70px;
  background-color: rgba(250, 247, 242, 0.95);
  box-shadow: 0 4px 20px rgba(140, 98, 57, 0.05);
}

.header.scrolled .logo-img {
  height: 76px;
  width: 76px;
  min-width: 76px;
  margin-top: 6px;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  position: relative;
  z-index: 1010;
}

.logo-img {
  height: 96px;
  width: 96px;
  min-width: 96px;
  object-fit: contain;
  transition: var(--transition);
  filter: drop-shadow(0 4px 10px rgba(140, 98, 57, 0.15));
  margin-top: 12px;
}

.logo-text {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.5px;
}

/* Navegación Desktop */
.nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  position: relative;
  padding: 8px 0;
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--secondary);
  transition: var(--transition);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Botón Carrito */
.cart-btn {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--bg-white);
  border: 1px solid var(--glass-border);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--glass-shadow);
  transition: var(--transition);
}

.cart-btn:hover {
  background-color: var(--primary);
  color: var(--text-light);
  transform: scale(1.05);
}

.cart-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background-color: var(--secondary);
  color: var(--text-light);
  font-size: 0.75rem;
  font-weight: 700;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--bg-white);
  animation: popIn 0.3s ease-out;
}

/* Menú Toggle Móvil */
.mobile-nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--bg-white);
  border: 1px solid var(--glass-border);
  color: var(--primary);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* ==========================================================================
   Estructura: Héroe (Hero Section)
   ========================================================================== */

.hero {
  position: relative;
  padding-top: calc(var(--header-height) + 60px);
  padding-bottom: 80px;
  background: radial-gradient(circle at 80% 20%, rgba(217, 160, 91, 0.15), transparent 50%),
              radial-gradient(circle at 10% 80%, rgba(140, 98, 57, 0.08), transparent 40%);
  overflow: hidden;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 60px;
}

.badge-premium {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(140, 98, 57, 0.08);
  color: var(--primary);
  padding: 8px 16px;
  border-radius: 50px;
  font-family: var(--font-title);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 24px;
  border: 1px solid rgba(140, 98, 57, 0.15);
}

.hero-title {
  font-family: var(--font-title);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-dark);
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 40px;
  border-top: 1px solid rgba(140, 98, 57, 0.15);
  padding-top: 32px;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-num {
  font-family: var(--font-title);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-desc {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
}

.hero-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-bg {
  position: absolute;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
  filter: blur(2px);
  opacity: 0.15;
  animation: morphBackground 10s ease-in-out infinite alternate;
}

.hero-img {
  position: relative;
  z-index: 2;
  border-radius: 30px;
  box-shadow: 0 20px 50px rgba(140, 98, 57, 0.15);
  transform: rotate(-1deg);
  transition: var(--transition);
}

.hero-img:hover {
  transform: rotate(0deg) scale(1.02);
}

/* ==========================================================================
   Estructura: Sobre Nosotros (About Section)
   ========================================================================== */

.grid-about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 80px;
}

.about-images {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 400px;
}

.about-image-main {
  position: absolute;
  left: 10%;
  top: 0;
  z-index: 2;
}

.about-img-1 {
  border-radius: var(--border-radius-lg);
  box-shadow: 0 15px 35px rgba(140, 98, 57, 0.12);
  border: 6px solid var(--bg-white);
  object-fit: cover;
}

.about-image-sub {
  position: absolute;
  right: 5%;
  bottom: 0;
  z-index: 3;
}

.about-img-2 {
  border-radius: var(--border-radius-md);
  box-shadow: 0 10px 25px rgba(140, 98, 57, 0.15);
  border: 6px solid var(--bg-white);
  object-fit: cover;
}

.experience-card {
  position: absolute;
  left: 0;
  bottom: 10%;
  z-index: 4;
  background-color: var(--primary);
  color: var(--text-light);
  padding: 20px 28px;
  border-radius: var(--border-radius-md);
  box-shadow: 0 10px 30px rgba(140, 98, 57, 0.3);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.exp-number {
  font-family: var(--font-title);
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
}

.exp-text {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.about-text {
  font-size: 1.1rem;
  color: var(--text-dark);
  margin-bottom: 20px;
}

.about-text-secondary {
  color: var(--text-muted);
  margin-bottom: 30px;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}

.about-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  color: var(--text-dark);
}

.about-features i {
  color: var(--secondary);
  font-size: 1.2rem;
}

/* ==========================================================================
   Estructura: Garantías & Certificaciones
   ========================================================================== */

.garantias {
  background-color: var(--bg-white);
}

.garantias-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.garantia-card {
  background-color: var(--bg-cream);
  padding: 40px 30px;
  border-radius: var(--border-radius-lg);
  transition: var(--transition);
  border: 1px solid rgba(140, 98, 57, 0.05);
}

.garantia-card:hover {
  transform: translateY(-8px);
  background-color: var(--bg-white);
  box-shadow: var(--hover-shadow);
  border-color: rgba(140, 98, 57, 0.15);
}

.garantia-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background-color: var(--bg-white);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin: 0 auto 24px;
  box-shadow: 0 5px 15px rgba(140, 98, 57, 0.05);
  transition: var(--transition);
}

.garantia-card:hover .garantia-icon {
  background-color: var(--primary);
  color: var(--text-light);
}

.garantia-card h3 {
  font-family: var(--font-title);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.garantia-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Estructura: Catálogo Interactiva (Tienda)
   ========================================================================== */

.catalog-filters {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  margin-bottom: 60px;
}

.search-wrapper {
  position: relative;
  width: 100%;
  max-width: 500px;
}

.search-icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1.1rem;
}

.search-input {
  width: 100%;
  background-color: var(--bg-white);
  border: 1px solid rgba(140, 98, 57, 0.15);
  padding: 16px 20px 16px 54px;
  border-radius: 50px;
  font-size: 1rem;
  box-shadow: var(--glass-shadow);
  transition: var(--transition);
}

.search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(140, 98, 57, 0.1);
}

.filter-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.filter-btn {
  padding: 10px 24px;
  font-family: var(--font-title);
  font-weight: 600;
  border-radius: 50px;
  background-color: var(--bg-white);
  border: 1px solid rgba(140, 98, 57, 0.1);
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background-color: var(--primary);
  color: var(--text-light);
  border-color: var(--primary);
  box-shadow: 0 4px 10px rgba(140, 98, 57, 0.15);
}

/* Rejilla de Productos */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 40px 30px;
}

/* Tarjeta de Producto */
.product-card {
  background-color: var(--bg-white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  border: 1px solid rgba(140, 98, 57, 0.05);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--hover-shadow);
}

.product-image-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  background-color: var(--bg-cream);
  overflow: hidden;
}

.product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-img {
  transform: scale(1.05);
}

.badge-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background-color: var(--primary);
  color: var(--text-light);
  font-family: var(--font-title);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 50px;
  z-index: 2;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.badge-tag.alimento {
  background-color: var(--secondary);
}

.badge-kcc {
  position: absolute;
  top: 16px;
  right: 16px;
  background-color: var(--bg-white);
  color: var(--text-dark);
  font-family: var(--font-title);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 50px;
  z-index: 2;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(140, 98, 57, 0.15);
}

.badge-kcc i {
  color: var(--secondary);
}

.product-info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-title {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.product-description {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  flex-grow: 1;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.product-price {
  display: flex;
  flex-direction: column;
}

.price-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
}

.price-value {
  font-family: var(--font-title);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
}

.add-to-cart-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--bg-cream);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.add-to-cart-btn:hover {
  background-color: var(--primary);
  color: var(--text-light);
  transform: rotate(90deg);
}

/* ==========================================================================
   Estructura: Preguntas Frecuentes (FAQ)
   ========================================================================== */

.faq {
  background-color: var(--bg-white);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.accordion {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.accordion-item {
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(140, 98, 57, 0.1);
  background-color: var(--bg-cream);
  overflow: hidden;
  transition: var(--transition);
}

.accordion-header {
  width: 100%;
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-dark);
  text-align: left;
  transition: var(--transition);
}

.accordion-header i {
  font-size: 1rem;
  transition: transform 0.3s ease;
  color: var(--primary);
}

.accordion-header:hover {
  background-color: rgba(140, 98, 57, 0.05);
}

.accordion-item.active {
  border-color: var(--primary);
  box-shadow: var(--card-shadow);
  border-left: 4px solid var(--secondary);
}

.accordion-item.active .accordion-header i {
  transform: rotate(180deg);
}

.accordion-content {
  padding: 0 24px 24px;
  font-size: 0.95rem;
  color: var(--text-muted);
  border-top: 1px solid rgba(140, 98, 57, 0.05);
  animation: slideDown 0.3s ease-out;
}

/* ==========================================================================
   Estructura: Sección de Contacto
   ========================================================================== */

.grid-contacto {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: start;
}

.contacto-description {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 40px;
}

.info-items {
  display: flex;
  flex-direction: column;
  gap: 30px;
  margin-bottom: 40px;
}

.info-item {
  display: flex;
  gap: 20px;
}

.info-item i {
  width: 50px;
  height: 50px;
  border-radius: var(--border-radius-sm);
  background-color: var(--bg-white);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: var(--glass-shadow);
}

.info-item h3 {
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.info-item p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.social-links {
  display: flex;
  gap: 16px;
}

.social-links a {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--bg-white);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: var(--glass-shadow);
  transition: var(--transition);
}

.social-links a:hover {
  background-color: var(--primary);
  color: var(--text-light);
  transform: translateY(-3px);
}

/* Formulario */
.contacto-card {
  background-color: var(--bg-white);
  padding: 50px 40px;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--hover-shadow);
  border: 1px solid rgba(140, 98, 57, 0.05);
}

.contacto-card h3 {
  font-family: var(--font-title);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.contacto-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 30px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.form-group input, .form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--border-radius-sm);
  background-color: var(--bg-cream);
  border: 1px solid rgba(140, 98, 57, 0.1);
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
  background-color: var(--bg-white);
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(140, 98, 57, 0.08);
}

/* ==========================================================================
   Estructura: Carrito Lateral (Drawer)
   ========================================================================== */

.cart-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 2000;
  visibility: hidden;
  transition: visibility 0.4s;
}

.cart-drawer.open {
  visibility: visible;
}

.cart-drawer-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(42, 37, 32, 0.5);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.cart-drawer.open .cart-drawer-overlay {
  opacity: 1;
}

.cart-drawer-content {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 440px;
  height: 100%;
  background-color: var(--bg-white);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.cart-drawer.open .cart-drawer-content {
  transform: translateX(0);
}

.cart-drawer-header {
  padding: 24px;
  border-bottom: 1px solid rgba(140, 98, 57, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-drawer-header h2 {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.cart-drawer-close {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--bg-cream);
  color: var(--text-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.cart-drawer-close:hover {
  background-color: var(--danger);
  color: var(--text-light);
}

/* Lista de Artículos */
.cart-drawer-items {
  flex-grow: 1;
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.cart-empty-message {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-muted);
}

.cart-empty-message i {
  font-size: 3rem;
  color: var(--secondary);
  margin-bottom: 16px;
}

.cart-empty-message p {
  font-size: 0.95rem;
}

/* Tarjeta de Artículo en Carrito */
.cart-item {
  display: flex;
  gap: 16px;
  background-color: var(--bg-cream);
  padding: 16px;
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(140, 98, 57, 0.05);
}

.cart-item-img {
  width: 70px;
  height: 70px;
  border-radius: var(--border-radius-sm);
  object-fit: cover;
  background-color: var(--bg-white);
  border: 1px solid rgba(140, 98, 57, 0.1);
}

.cart-item-details {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.cart-item-title {
  font-family: var(--font-title);
  font-size: 1.05rem;
  font-weight: 700;
}

.cart-item-price {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
}

.cart-item-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
}

.quantity-control {
  display: flex;
  align-items: center;
  background-color: var(--bg-white);
  border: 1px solid rgba(140, 98, 57, 0.1);
  border-radius: 50px;
  padding: 2px;
}

.qty-btn {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
}

.qty-btn:hover {
  background-color: var(--bg-cream);
  color: var(--primary);
}

.qty-value {
  padding: 0 10px;
  font-weight: 600;
  font-size: 0.9rem;
}

.remove-item-btn {
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  transition: var(--transition);
}

.remove-item-btn:hover {
  color: var(--danger);
}

/* Footer del Carrito */
.cart-drawer-footer {
  padding: 24px;
  border-top: 1px solid rgba(140, 98, 57, 0.1);
  background-color: var(--bg-cream);
}

.cart-total-row {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.cart-delivery-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.cart-delivery-note i {
  color: var(--secondary);
}

.btn-checkout {
  font-size: 1.05rem;
  padding: 16px;
}

/* ==========================================================================
   Estructura: Pie de Página (Footer)
   ========================================================================== */

.footer {
  background-color: #201b17;
  color: #dfd9d2;
  padding-top: 80px;
}

.grid-footer {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

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

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-logo-img {
  height: 140px;
  width: 140px;
  min-width: 140px;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.15));
}

.footer-logo span {
  font-family: var(--font-title);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--secondary);
}

.footer-description {
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-links h3, .footer-contacto h3 {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 24px;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--secondary);
  padding-left: 4px;
}

.footer-contacto {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-contacto p {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
}

.footer-contacto i {
  color: var(--secondary);
  font-size: 1.1rem;
}

.footer-bottom {
  padding: 30px 0;
  font-size: 0.8rem;
  color: #9d9489;
}

.footer-bottom-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
}

.footer-designer-signature {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-light);
}

.footer-designer-signature a {
  color: var(--secondary);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
  padding-bottom: 2px;
}

.footer-designer-signature a:hover {
  border-color: var(--secondary);
  color: var(--bg-cream);
}

.footer-copyright-legal {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.85rem;
  color: #9d9489;
}

.footer-legal-links {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.footer-legal-links a {
  color: #9d9489;
  transition: var(--transition);
}

.footer-legal-links a:hover {
  color: var(--text-light);
}

.footer-legal-links .separator {
  color: rgba(255, 255, 255, 0.15);
}

/* ==========================================================================
   Animaciones CSS (@keyframes)
   ========================================================================== */

@keyframes popIn {
  0% { transform: scale(0); }
  90% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes morphBackground {
  0% { border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%; }
  100% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }
}

/* Animación sutil de rebote para agregar al carrito */
.cart-pop {
  animation: cartWiggle 0.4s ease-out;
}

@keyframes cartWiggle {
  0%, 100% { transform: scale(1); }
  25% { transform: scale(1.15) rotate(-5deg); }
  50% { transform: scale(1.15) rotate(5deg); }
  75% { transform: scale(1.15) rotate(-5deg); }
}

/* ==========================================================================
   Menú Móvil Drawer (Mobile Nav)
   ========================================================================== */

.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1500;
  visibility: hidden;
  transition: visibility 0.4s;
}

.mobile-nav.open {
  visibility: visible;
}

.mobile-nav-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(42, 37, 32, 0.4);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.mobile-nav.open .mobile-nav-overlay {
  opacity: 1;
}

.mobile-nav-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 80%;
  max-width: 320px;
  height: 100%;
  background-color: var(--bg-cream);
  box-shadow: 10px 0 40px rgba(0, 0, 0, 0.05);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transform: translateX(-100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-nav.open .mobile-nav-content {
  transform: translateX(0);
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
}

.mobile-logo-text {
  font-family: var(--font-title);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
}

.mobile-nav-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--bg-white);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mobile-nav-link {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-muted);
  transition: var(--transition);
}

.mobile-nav-link:hover {
  color: var(--primary);
  padding-left: 6px;
}

.mobile-nav-footer {
  border-top: 1px solid rgba(140, 98, 57, 0.1);
  padding-top: 24px;
}

.mobile-nav-footer p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.social-links-mobile {
  display: flex;
  gap: 12px;
}

.social-links-mobile a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--bg-white);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--glass-shadow);
  transition: var(--transition);
}

.social-links-mobile a:hover {
  background-color: var(--primary);
  color: var(--text-light);
}

/* ==========================================================================
   Sección: Clientes Felices
   ========================================================================== */

.clientes-felices {
  background-color: var(--bg-cream);
}

.upload-photo-container {
  display: flex;
  justify-content: center;
  margin-bottom: 50px;
}

.upload-card {
  background-color: var(--bg-white);
  padding: 30px;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--card-shadow);
  border: 1px solid rgba(140, 98, 57, 0.1);
  text-align: center;
  max-width: 500px;
  width: 100%;
  transition: var(--transition);
}

.upload-card:hover {
  border-color: var(--primary);
  box-shadow: var(--hover-shadow);
}

.upload-icon {
  font-size: 3rem;
  color: var(--secondary);
  margin-bottom: 16px;
}

.upload-card h3 {
  font-family: var(--font-title);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.upload-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 30px;
  margin-top: 20px;
}

.client-card {
  background-color: var(--bg-white);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  border: 1px solid rgba(140, 98, 57, 0.05);
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

.client-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--hover-shadow);
}

.client-img-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background-color: #201b17;
}

.client-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.client-card:hover .client-img {
  transform: scale(1.05);
}

.client-card-body {
  padding: 20px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.client-feedback {
  font-size: 0.85rem;
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.5;
  position: relative;
  padding-left: 14px;
}

.client-feedback::before {
  content: '“';
  position: absolute;
  left: 0;
  top: -4px;
  font-size: 1.5rem;
  color: var(--secondary);
  font-family: Georgia, serif;
}

.client-name {
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
}

.client-date {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.delete-photo-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: rgba(217, 83, 79, 0.9);
  color: var(--text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  opacity: 0;
  transition: var(--transition);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  border: none;
}

.client-card:hover .delete-photo-btn {
  opacity: 1;
}

.delete-photo-btn:hover {
  background-color: var(--danger);
  transform: scale(1.1);
}

/* ==========================================================================
   Notificaciones Toast
   ========================================================================== */

.toast-container {
  position: fixed;
  top: 90px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 9999;
  pointer-events: none;
}

.toast {
  background-color: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  box-shadow: 0 10px 30px rgba(140, 98, 57, 0.15);
  padding: 16px 24px;
  border-radius: var(--border-radius-md);
  color: var(--text-dark);
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 12px;
  transform: translateX(120%);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  pointer-events: auto;
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast i {
  color: var(--secondary);
  font-size: 1.2rem;
}

.toast.success i {
  color: var(--whatsapp-green);
}

.toast.danger i {
  color: var(--danger);
}

/* ==========================================================================
   Responsive Design (Media Queries)
   ========================================================================== */

@media (max-width: 1024px) {
  .section-padding {
    padding: 80px 0;
  }
  
  .hero-title {
    font-size: 3rem;
  }
  
  .grid-about {
    gap: 40px;
  }
  
  .grid-contacto {
    gap: 40px;
  }
}

@media (max-width: 920px) {
  /* Mostrar botón toggle móvil */
  .mobile-nav-toggle {
    display: flex;
  }
  
  /* Ocultar barra de navegación de escritorio */
  #desktop-nav {
    display: none;
  }
  
  /* Ajustes Hero */
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  
  .badge-premium {
    justify-content: center;
  }
  
  .hero-subtitle {
    margin: 0 auto 30px;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  /* Nosotros */
  .grid-about {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .about-images {
    order: 2;
    height: 360px;
  }
  
  .about-features {
    align-items: center;
  }
  
  /* Contacto */
  .grid-contacto {
    grid-template-columns: 1fr;
  }
  
  /* Footer */
  .grid-footer {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 580px) {
  :root {
    --header-height: 70px;
  }
  
  .logo-img {
    height: 76px;
    width: 76px;
    min-width: 76px;
    margin-top: 6px;
  }
  
  .header.scrolled .logo-img {
    height: 64px;
    width: 64px;
    min-width: 64px;
    margin-top: 4px;
  }

  .hero-title {
    font-size: 2.25rem;
  }
  
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-actions .btn {
    width: 100%;
  }
  
  .hero-stats {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px 24px;
    margin-top: 10px;
  }
  
  .stat-item {
    flex: 1 1 100px;
    text-align: center;
  }
  
  .grid-footer {
    grid-template-columns: 1fr;
  }
  
  .contacto-card {
    padding: 30px 20px;
  }
  
  /* Simplificación de collage de fotos "Sobre Nosotros" en móvil */
  .about-images {
    height: 240px;
    position: relative;
    margin-top: 24px;
  }
  
  .about-image-main {
    position: relative;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
  }
  
  .about-img-1 {
    width: 100%;
    height: 240px;
    object-fit: cover;
  }
  
  .about-image-sub {
    display: none; /* Ocultar imagen secundaria en móvil para ahorrar espacio y evitar desorden */
  }
  
  .experience-card {
    left: 20px;
    bottom: 20px;
    padding: 10px 16px;
  }
  
  .experience-card .exp-number {
    font-size: 1.8rem;
  }
  
  .experience-card .exp-text {
    font-size: 0.65rem;
  }
  
  .cart-drawer-content {
    max-width: 100%;
  }

  /* Optimización Mobile First: Carruseles Horizontales de Deslizamiento */
  .products-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 16px;
    padding: 10px 4px 20px;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  
  .products-grid::-webkit-scrollbar {
    display: none;
  }
  
  .product-card {
    flex: 0 0 78%;
    scroll-snap-align: center;
    min-width: 250px;
    margin-bottom: 0;
  }
  
  .clients-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 16px;
    padding: 10px 4px 20px;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  
  .clients-grid::-webkit-scrollbar {
    display: none;
  }
  
  .client-card {
    flex: 0 0 78%;
    scroll-snap-align: center;
    min-width: 240px;
    margin-bottom: 0;
  }

  .garantias-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 16px;
    padding: 10px 4px 20px;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  
  .garantias-grid::-webkit-scrollbar {
    display: none;
  }
  
  .garantia-card {
    flex: 0 0 78%;
    scroll-snap-align: center;
    min-width: 240px;
    margin-bottom: 0;
  }
  
  .product-info {
    padding: 12px;
  }
  
  .product-title {
    font-size: 0.95rem;
    margin-bottom: 4px;
  }
  
  .product-description {
    font-size: 0.75rem;
    line-height: 1.3;
    margin-bottom: 12px;
  }
  
  .price-label {
    font-size: 0.65rem;
  }
  
  .price-value {
    font-size: 1rem;
  }
  
  .price-original {
    font-size: 0.75rem !important;
    margin-left: 2px !important;
  }
  
  .add-to-cart-btn {
    width: 32px;
    height: 32px;
    font-size: 0.85rem;
  }
  
  .badge-tag {
    font-size: 0.65rem;
    padding: 3px 8px;
    top: 8px;
    left: 8px;
  }
  
  .badge-kcc {
    font-size: 0.6rem;
    padding: 3px 6px;
    top: 8px;
    right: 8px;
  }
  
  .client-card-body {
    padding: 12px;
  }
  
  .client-feedback {
    font-size: 0.75rem;
    line-height: 1.3;
  }
  
  .client-name {
    font-size: 0.7rem;
  }
  
  .client-date {
    font-size: 0.65rem;
  }
}