/* ===================================
   VARIABLES CSS
   =================================== */
:root {
  /* Colores principales */
  --primary-color: #ff6b35;
  --primary-dark: #e55a2b;
  --primary-light: #ff8c69;
  --secondary-color: #4a90e2;
  --secondary-dark: #357abd;
  --secondary-light: #6ba3e8;
  
  /* Colores de fondo */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-dark: #1a1a1a;
  --bg-card: #ffffff;
  
  /* Colores de texto */
  --text-primary: #333333;
  --text-secondary: #666666;
  --text-muted: #999999;
  --text-white: #ffffff;
  
  /* Colores de estado */
  --success-color: #28a745;
  --warning-color: #ffc107;
  --error-color: #dc3545;
  --info-color: #17a2b8;
  
  /* Tipografía */
  --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  
  /* Espaciado */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Bordes */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-radius-xl: 1rem;
  --border-width: 1px;
  
  /* Sombras */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Transiciones */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
  
  /* Breakpoints */
  --breakpoint-sm: 576px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 992px;
  --breakpoint-xl: 1200px;
  --breakpoint-2xl: 1400px;
  
  /* Contenedor */
  --container-max-width: 1200px;
  --container-padding: var(--spacing-md);
}

/* ===================================
   ESTILOS BASE
   =================================== */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

/* ===================================
   TIPOGRAFÍA
   =================================== */
h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--spacing-md) 0;
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
  margin: 0 0 var(--spacing-md) 0;
  color: var(--text-secondary);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-dark);
}

/* ===================================
   CONTENEDOR Y LAYOUT
   =================================== */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  width: 100%;
}

.row {
  display: flex;
  flex-wrap: wrap;
  margin: 0 calc(var(--spacing-md) * -0.5);
}

.col {
  flex: 1;
  padding: 0 calc(var(--spacing-md) * 0.5);
}

/* ===================================
   BOTONES
   =================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-base);
  font-weight: 500;
  text-align: center;
  text-decoration: none;
  border: var(--border-width) solid transparent;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
  white-space: nowrap;
  min-height: 44px;
}

.btn:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--text-white);
  border-color: var(--primary-color);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  color: var(--text-white);
}

.btn-secondary {
  background-color: var(--secondary-color);
  color: var(--text-white);
  border-color: var(--secondary-color);
}

.btn-secondary:hover {
  background-color: var(--secondary-dark);
  border-color: var(--secondary-dark);
  color: var(--text-white);
}

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

.btn-outline:hover {
  background-color: var(--primary-color);
  color: var(--text-white);
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-lg);
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: var(--font-size-sm);
  min-height: 36px;
}

/* ===================================
   TARJETAS
   =================================== */
.card {
  background-color: var(--bg-card);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.card-header {
  padding: var(--spacing-lg);
  border-bottom: var(--border-width) solid #e9ecef;
}

.card-body {
  padding: var(--spacing-lg);
}

.card-footer {
  padding: var(--spacing-lg);
  border-top: var(--border-width) solid #e9ecef;
  background-color: var(--bg-secondary);
}

/* ===================================
   GRIDS
   =================================== */
.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ===================================
   UTILIDADES
   =================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-white { color: var(--text-white); }

.bg-primary { background-color: var(--primary-color); }
.bg-secondary { background-color: var(--bg-secondary); }
.bg-dark { background-color: var(--bg-dark); }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }

.align-center { align-items: center; }
.align-start { align-items: flex-start; }
.align-end { align-items: flex-end; }

.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

.m-0 { margin: 0; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.ml-0 { margin-left: 0; }
.mr-0 { margin-right: 0; }

.p-0 { padding: 0; }
.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }
.pl-0 { padding-left: 0; }
.pr-0 { padding-right: 0; }

.rounded { border-radius: var(--border-radius-md); }
.rounded-lg { border-radius: var(--border-radius-lg); }
.rounded-xl { border-radius: var(--border-radius-xl); }

.shadow { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* ===================================
   ANIMACIONES
   =================================== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.5s ease-in-out;
}

.slide-in-up {
  animation: slideInUp 0.6s ease-out;
}

.slide-in-down {
  animation: slideInDown 0.6s ease-out;
}

/* ===================================
   ESTADOS DE CARGA
   =================================== */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* ===================================
   ACCESIBILIDAD
   =================================== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--primary-color);
  color: var(--text-white);
  padding: 8px;
  text-decoration: none;
  border-radius: var(--border-radius-md);
  z-index: 1000;
}

.skip-link:focus {
  top: 6px;
}

/* ===================================
   FOCUS VISIBLE
   =================================== */
.focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* ===================================
   MODO OSCURO
   =================================== */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-card: #2d2d2d;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #999999;
  }
}

/* ===================================
   OCULTAR CARRITO
   =================================== */
.cart-btn {
    display: none !important;
}

/* ===================================
   BANNER DE COOKIES RGPD 2025 (OBSOLETO, REEMPLAZADO POR .consent-banner-global)
   =================================== */
.cookie-banner {
  display: none !important;
}

/*
   BANNER DE COOKIES CONSENTIMIENTO GLOBAL (ACTIVO)
   =================================== */
.consent-banner-global {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 99999;
  background: rgba(20, 20, 20, 0.98);
  color: #fff;
  padding: 2rem 1rem 1rem 1rem;
  box-shadow: 0 -2px 24px rgba(0,0,0,0.25);
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: 'Rajdhani', sans-serif;
  font-size: 1rem;
  gap: 1rem;
  animation: slideInUp 0.7s cubic-bezier(0.23, 1, 0.32, 1);
}
.consent-banner-global h2, .consent-banner-global h3 {
  font-size: 1.3rem;
  color: #00fff7;
  font-family: 'Orbitron', monospace;
}
.consent-banner-global .btn {
  transition: background 0.2s, color 0.2s;
}
.consent-modal-global {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0,0,0,0.85);
  z-index: 9999;
  align-items: center;
  justify-content: center;
}
.consent-modal-global .modal-content {
  background: #181828;
  padding: 32px 24px;
  border-radius: 16px;
  max-width: 420px;
  width: 90vw;
  box-shadow: 0 8px 32px #00fff799;
}
.consent-modal-global label {
  color: #fff;
}
.consent-modal-global .btn {
  margin-left: 8px;
}