/* =========================================
   Ndewasd - Estilo Principal
   Proyecto: Portal informativo sobre vida digital en España
   Fecha: 2026-01-14
   ========================================= */

/* =========================================
   Tabla de Contenidos:
   1. Configuración Base
   2. Variables y Temas
   3. Tipografía
   4. Layout y Grid
   5. Componentes UI
   6. Navegación
   7. Cards y Contenedores
   8. Formularios
   9. Animaciones
   10. Cookie Consent
   11. Elementos de Progreso
   12. Media Queries
   13. Utilidades
   14. Accesibilidad
   15. Secciones Específicas
   16. Integraciones
   ========================================= */

/* =========================================
   1. Configuración Base
   ========================================= */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 62.5%;
  scroll-behavior: smooth;
  height: 100%;
  overflow-x: hidden;
}

body {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 1.6rem;
  line-height: 1.6;
  color: #E4E4E4;
  background-color: #121212;
  min-height: 100%;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  transition: background-color 0.3s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  flex: 1;
}

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

a {
  color: #8C52FF;
  text-decoration: none;
  transition: all 0.3s ease;
  position: relative;
}

a:hover, a:focus {
  color: #36D7B7;
  outline: none;
}

a:focus {
  text-decoration: underline;
  text-decoration-thickness: 2px;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

ul, ol {
  list-style: none;
}

/* =========================================
   2. Variables y Temas
   ========================================= */
:root {
  
  --color-bg-primary: #121212;
  --color-bg-secondary: #1E1E1E;
  --color-bg-tertiary: #252525;
  --color-bg-card: #1A1A1A;
  
  
  --color-text-primary: #E4E4E4;
  --color-text-secondary: #B0B0B0;
  --color-text-tertiary: #888888;
  --color-text-muted: #666666;
  
  
  --color-accent-primary: #8C52FF;
  --color-accent-secondary: #FF6B6B;
  --color-accent-tertiary: #36D7B7;
  --color-accent-quaternary: #FFD166;
  --color-accent-quinary: #5271FF;
  
  
  --color-success: #36D7B7;
  --color-warning: #FFD166;
  --color-error: #FF6B6B;
  --color-info: #5271FF;
  
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2), 0 1px 3px rgba(140, 82, 255, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.25), 0 2px 6px rgba(140, 82, 255, 0.15);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.3), 0 4px 12px rgba(140, 82, 255, 0.2);
  --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.35), 0 6px 16px rgba(140, 82, 255, 0.25);
  
  
  --space-3xs: 0.25rem;
  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  
  
  --radius-sm: 0.4rem;
  --radius-md: 0.8rem;
  --radius-lg: 1.2rem;
  --radius-xl: 2rem;
  --radius-full: 9999px;
  
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  
  --z-negative: -1;
  --z-elevate: 1;
  --z-dropdown: 10;
  --z-sticky: 100;
  --z-fixed: 200;
  --z-modal: 300;
  --z-toast: 400;
  --z-tooltip: 500;
  
  
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;
  
  
  --container-sm: 54rem;
  --container-md: 76.8rem;
  --container-lg: 99.2rem;
  --container-xl: 120rem;
  
  
  --grid-gap-sm: 1.5rem;
  --grid-gap-md: 2.4rem;
  --grid-gap-lg: 3.2rem;
}

/* =========================================
   3. Tipografía
   ========================================= */
h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  margin-bottom: var(--space-md);
  line-height: 1.2;
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

h1 {
  font-size: 4.2rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 3.2rem;
  letter-spacing: -0.015em;
}

h3 {
  font-size: 2.6rem;
  letter-spacing: -0.01em;
}

h4 {
  font-size: 2.2rem;
}

h5 {
  font-size: 1.8rem;
}

h6 {
  font-size: 1.6rem;
}

p {
  margin-top: 0;
  margin-bottom: var(--space-md);
}

.text-gradient {
  background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-tertiary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.subtitle {
  font-size: 1.8rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

.heading-decorated {
  position: relative;
  padding-bottom: var(--space-sm);
}

.heading-decorated::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 6rem;
  height: 0.3rem;
  background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-tertiary));
  border-radius: var(--radius-full);
}

.text-muted {
  color: var(--color-text-tertiary);
}

.text-small {
  font-size: 1.4rem;
}

.text-large {
  font-size: 1.8rem;
}

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

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

.text-primary {
  color: var(--color-accent-primary);
}

.text-secondary {
  color: var(--color-accent-secondary);
}

.text-tertiary {
  color: var(--color-accent-tertiary);
}

.font-light {
  font-weight: var(--font-weight-light);
}

.font-medium {
  font-weight: var(--font-weight-medium);
}

.font-bold {
  font-weight: var(--font-weight-bold);
}

blockquote {
  border-left: 0.4rem solid var(--color-accent-primary);
  margin-left: 0;
  padding: var(--space-md) var(--space-lg);
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-sm);
}

blockquote p:last-child {
  margin-bottom: 0;
}

.text-highlight {
  background-color: rgba(140, 82, 255, 0.15);
  color: var(--color-accent-primary);
  padding: 0.2rem 0.4rem;
  border-radius: var(--radius-sm);
}

/* =========================================
   4. Layout y Grid
   ========================================= */
.container {
  width: 100%;
  max-width: var(--container-lg);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-md);
  padding-right: var(--space-md);
}

.container-sm {
  max-width: var(--container-sm);
}

.container-md {
  max-width: var(--container-md);
}

.container-lg {
  max-width: var(--container-lg);
}

.container-xl {
  max-width: var(--container-xl);
}

.container-fluid {
  max-width: none;
}

.row {
  display: flex;
  flex-wrap: wrap;
  margin-left: calc(var(--grid-gap-md) / -2);
  margin-right: calc(var(--grid-gap-md) / -2);
}

.row > * {
  padding-left: calc(var(--grid-gap-md) / 2);
  padding-right: calc(var(--grid-gap-md) / 2);
  margin-bottom: var(--grid-gap-md);
}

.col {
  flex: 1 0 0%;
}

.col-auto {
  flex: 0 0 auto;
  width: auto;
}

.col-1 { flex: 0 0 auto; width: 8.33333333%; }
.col-2 { flex: 0 0 auto; width: 16.66666667%; }
.col-3 { flex: 0 0 auto; width: 25%; }
.col-4 { flex: 0 0 auto; width: 33.33333333%; }
.col-5 { flex: 0 0 auto; width: 41.66666667%; }
.col-6 { flex: 0 0 auto; width: 50%; }
.col-7 { flex: 0 0 auto; width: 58.33333333%; }
.col-8 { flex: 0 0 auto; width: 66.66666667%; }
.col-9 { flex: 0 0 auto; width: 75%; }
.col-10 { flex: 0 0 auto; width: 83.33333333%; }
.col-11 { flex: 0 0 auto; width: 91.66666667%; }
.col-12 { flex: 0 0 auto; width: 100%; }

.grid {
  display: grid;
  gap: var(--grid-gap-md);
}

.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.section {
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

.section-sm {
  padding-top: var(--space-lg);
  padding-bottom: var(--space-lg);
}

.section-lg {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
}

.gap-sm { gap: var(--grid-gap-sm); }
.gap-md { gap: var(--grid-gap-md); }
.gap-lg { gap: var(--grid-gap-lg); }

.py-sm { padding-top: var(--space-sm); padding-bottom: var(--space-sm); }
.py-md { padding-top: var(--space-md); padding-bottom: var(--space-md); }
.py-lg { padding-top: var(--space-lg); padding-bottom: var(--space-lg); }

.px-sm { padding-left: var(--space-sm); padding-right: var(--space-sm); }
.px-md { padding-left: var(--space-md); padding-right: var(--space-md); }
.px-lg { padding-left: var(--space-lg); padding-right: var(--space-lg); }

.my-sm { margin-top: var(--space-sm); margin-bottom: var(--space-sm); }
.my-md { margin-top: var(--space-md); margin-bottom: var(--space-md); }
.my-lg { margin-top: var(--space-lg); margin-bottom: var(--space-lg); }

.mx-sm { margin-left: var(--space-sm); margin-right: var(--space-sm); }
.mx-md { margin-left: var(--space-md); margin-right: var(--space-md); }
.mx-lg { margin-left: var(--space-lg); margin-right: var(--space-lg); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

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

.flex-row { flex-direction: row; }
.flex-column { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }

.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }

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

.self-start { align-self: flex-start; }
.self-end { align-self: flex-end; }
.self-center { align-self: center; }
.self-baseline { align-self: baseline; }
.self-stretch { align-self: stretch; }

.order-first { order: -1; }
.order-last { order: 999; }
.order-none { order: 0; }

.w-full { width: 100%; }
.w-auto { width: auto; }
.w-screen { width: 100vw; }

.h-full { height: 100%; }
.h-auto { height: auto; }
.h-screen { height: 100vh; }

.position-relative { position: relative; }
.position-absolute { position: absolute; }
.position-fixed { position: fixed; }
.position-sticky { position: sticky; }

.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

.z-negative { z-index: var(--z-negative); }
.z-elevate { z-index: var(--z-elevate); }
.z-dropdown { z-index: var(--z-dropdown); }
.z-sticky { z-index: var(--z-sticky); }
.z-fixed { z-index: var(--z-fixed); }
.z-modal { z-index: var(--z-modal); }

/* =========================================
   5. Componentes UI
   ========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xs) var(--space-lg);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-medium);
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  outline: none;
  position: relative;
  overflow: hidden;
  min-height: 4.8rem;
  min-width: 12rem;
  font-size: 1.6rem;
  box-shadow: var(--shadow-sm);
}

.btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: transparent;
  transform: translateY(100%);
  transition: transform var(--transition-normal);
  z-index: -1;
  opacity: 0.15;
}

.btn:hover::after {
  transform: translateY(0);
}

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

.btn-primary {
  background-color: var(--color-accent-primary);
  color: #ffffff;
}

.btn-primary::after {
  background-color: #ffffff;
}

.btn-primary:hover {
  background-color: #7B45E0;
}

.btn-secondary {
  background-color: var(--color-accent-tertiary);
  color: #121212;
}

.btn-secondary::after {
  background-color: #121212;
}

.btn-secondary:hover {
  background-color: #2BC0A3;
}

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

.btn-outline::after {
  background-color: var(--color-accent-primary);
}

.btn-outline:hover {
  color: #ffffff;
  border-color: #7B45E0;
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text-primary);
  box-shadow: none;
}

.btn-ghost::after {
  background-color: var(--color-accent-primary);
}

.btn-ghost:hover {
  color: var(--color-accent-primary);
}

.btn-sm {
  padding: var(--space-2xs) var(--space-md);
  min-height: 3.6rem;
  font-size: 1.4rem;
}

.btn-lg {
  padding: var(--space-sm) var(--space-xl);
  min-height: 5.6rem;
  font-size: 1.8rem;
}

.btn-icon {
  padding: var(--space-xs);
  min-width: initial;
}

.btn-icon i, .btn-icon svg {
  margin-right: 0;
}

.btn i, .btn svg {
  margin-right: var(--space-xs);
}

.btn-group {
  display: inline-flex;
}

.btn-group .btn {
  border-radius: 0;
}

.btn-group .btn:first-child {
  border-top-left-radius: var(--radius-md);
  border-bottom-left-radius: var(--radius-md);
}

.btn-group .btn:last-child {
  border-top-right-radius: var(--radius-md);
  border-bottom-right-radius: var(--radius-md);
}

.btn-group .btn:not(:last-child) {
  margin-right: -1px;
}

.badge {
  display: inline-block;
  padding: var(--space-2xs) var(--space-xs);
  border-radius: var(--radius-sm);
  font-size: 1.2rem;
  font-weight: var(--font-weight-medium);
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  vertical-align: baseline;
}

.badge-primary {
  background-color: var(--color-accent-primary);
  color: #ffffff;
}

.badge-secondary {
  background-color: var(--color-accent-tertiary);
  color: #121212;
}

.badge-outline {
  background-color: transparent;
  border: 1px solid var(--color-accent-primary);
  color: var(--color-accent-primary);
}

.badge-ghost {
  background-color: rgba(140, 82, 255, 0.15);
  color: var(--color-accent-primary);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2xs) var(--space-xs);
  border-radius: var(--radius-full);
  font-size: 1.2rem;
  font-weight: var(--font-weight-medium);
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  vertical-align: baseline;
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  margin-right: var(--space-xs);
  margin-bottom: var(--space-xs);
}

.tag i, .tag svg {
  margin-right: var(--space-2xs);
}

.alert {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-sm);
}

.alert-success {
  background-color: rgba(54, 215, 183, 0.15);
  border-left: 4px solid var(--color-success);
  color: var(--color-success);
}

.alert-warning {
  background-color: rgba(255, 209, 102, 0.15);
  border-left: 4px solid var(--color-warning);
  color: var(--color-warning);
}

.alert-error {
  background-color: rgba(255, 107, 107, 0.15);
  border-left: 4px solid var(--color-error);
  color: var(--color-error);
}

.alert-info {
  background-color: rgba(82, 113, 255, 0.15);
  border-left: 4px solid var(--color-info);
  color: var(--color-info);
}

.divider {
  height: 1px;
  background-color: var(--color-bg-tertiary);
  margin: var(--space-lg) 0;
}

.divider-vertical {
  width: 1px;
  height: 100%;
  background-color: var(--color-bg-tertiary);
  margin: 0 var(--space-lg);
}

.tooltip {
  position: relative;
  display: inline-block;
}

.tooltip-text {
  visibility: hidden;
  width: 120px;
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  text-align: center;
  border-radius: var(--radius-sm);
  padding: var(--space-xs);
  position: absolute;
  z-index: var(--z-tooltip);
  bottom: 125%;
  left: 50%;
  margin-left: -60px;
  opacity: 0;
  transition: opacity var(--transition-normal);
  box-shadow: var(--shadow-md);
  font-size: 1.2rem;
}

.tooltip-text::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: var(--color-bg-tertiary) transparent transparent transparent;
}

.tooltip:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
}

/* =========================================
   6. Navegación
   ========================================= */
.header {
  padding: var(--space-md) 0;
  background-color: var(--color-bg-primary);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.header-scrolled {
  padding: var(--space-xs) 0;
  background-color: rgba(18, 18, 18, 0.95);
  backdrop-filter: blur(10px);
}

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

.logo {
  display: flex;
  align-items: center;
}

.logo img, .logo svg {
  height: 5rem;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  gap: var(--space-lg);
}

.nav-item {
  position: relative;
}

.nav-link {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--transition-normal);
}

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

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-accent-primary);
  border-radius: var(--radius-full);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: var(--z-dropdown);
  min-width: 200px;
  padding: var(--space-xs) 0;
  margin: var(--space-xs) 0 0;
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-normal);
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown-item {
  padding: var(--space-xs) var(--space-md);
}

.nav-dropdown-link {
  color: var(--color-text-primary);
  display: block;
  transition: color var(--transition-normal);
}

.nav-dropdown-link:hover {
  color: var(--color-accent-primary);
}

.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text-primary);
  font-size: 2.4rem;
  cursor: pointer;
  transition: color var(--transition-normal);
}

.mobile-nav-toggle:hover {
  color: var(--color-accent-primary);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
  font-size: 1.4rem;
  color: var(--color-text-tertiary);
}

.breadcrumbs-item {
  display: flex;
  align-items: center;
}

.breadcrumbs-item:not(:last-child)::after {
  content: '/';
  margin-left: var(--space-xs);
  color: var(--color-text-muted);
}

.breadcrumbs-link {
  color: var(--color-text-secondary);
  transition: color var(--transition-normal);
}

.breadcrumbs-link:hover {
  color: var(--color-accent-primary);
}

.breadcrumbs-current {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}

.footer {
  background-color: var(--color-bg-secondary);
  padding: var(--space-xl) 0;
  margin-top: auto;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-xl);
}

.footer-logo {
  margin-bottom: var(--space-md);
}

.footer-logo img, .footer-logo svg {
  height: 4rem;
  width: auto;
}

.footer-info {
  margin-bottom: var(--space-lg);
  color: var(--color-text-secondary);
}

.footer-heading {
  font-size: 1.8rem;
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-nav-link {
  color: var(--color-text-secondary);
  transition: color var(--transition-normal);
}

.footer-nav-link:hover {
  color: var(--color-accent-primary);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
}

.footer-contact-icon {
  color: var(--color-accent-primary);
  font-size: 1.8rem;
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.footer-bottom {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-bg-tertiary);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-md);
}

.footer-copyright {
  color: var(--color-text-tertiary);
  font-size: 1.4rem;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 1.4rem;
}

.footer-legal-link {
  color: var(--color-text-tertiary);
  transition: color var(--transition-normal);
}

.footer-legal-link:hover {
  color: var(--color-accent-primary);
}

.skip-link {
  position: absolute;
  top: -9999px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent-primary);
  color: white;
  padding: var(--space-xs) var(--space-md);
  z-index: var(--z-fixed);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.skip-link:focus {
  top: 0;
}

/* =========================================
   7. Cards y Contenedores
   ========================================= */
.card {
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  box-shadow: var(--shadow-md);
  height: fit-content;
  display: flex;
  flex-direction: column;
}

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

.card-img {
  width: 100%;
  height: 20rem;
  object-fit: cover;
}

.card-body {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-title {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.card-subtitle {
  color: var(--color-text-secondary);
  font-size: 1.4rem;
  margin-bottom: var(--space-md);
}

.card-text {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
  flex: 1;
}

.card-footer {
  padding: var(--space-md) var(--space-lg);
  background-color: rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-bg-tertiary);
}

.card-meta {
  display: flex;
  gap: var(--space-md);
  color: var(--color-text-tertiary);
  font-size: 1.3rem;
}

.card-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
  margin-bottom: var(--space-sm);
}

.card-tag {
  background-color: rgba(140, 82, 255, 0.1);
  color: var(--color-accent-primary);
  padding: var(--space-2xs) var(--space-xs);
  border-radius: var(--radius-sm);
  font-size: 1.2rem;
}

.card-link {
  margin-top: auto;
  align-self: flex-start;
}

.card-header {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-bg-tertiary);
}

.card-elevated {
  box-shadow: 
    0 4px 6px rgba(0, 0, 0, 0.1),
    0 1px 3px rgba(140, 82, 255, 0.1),
    0 8px 15px rgba(0, 0, 0, 0.1),
    0 0 0 1px rgba(140, 82, 255, 0.05);
}

.card-elevated:hover {
  box-shadow: 
    0 6px 10px rgba(0, 0, 0, 0.15),
    0 2px 4px rgba(140, 82, 255, 0.15),
    0 12px 20px rgba(0, 0, 0, 0.1),
    0 0 0 1px rgba(140, 82, 255, 0.1);
}

.card-statistic {
  text-align: center;
  padding: var(--space-lg);
}

.card-statistic-value {
  font-size: 3.6rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-accent-primary);
  margin-bottom: var(--space-xs);
  line-height: 1.2;
}

.card-statistic-label {
  font-size: 1.4rem;
  color: var(--color-text-secondary);
}

.box {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  background-color: var(--color-bg-secondary);
  box-shadow: var(--shadow-sm);
}

.box-bordered {
  border: 1px solid var(--color-bg-tertiary);
}

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

.box-highlighted {
  border-left: 4px solid var(--color-accent-primary);
}

.hero {
  padding: var(--space-3xl) 0;
  background-color: var(--color-bg-secondary);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(140, 82, 255, 0.15), transparent 70%);
  pointer-events: none;
}

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

.hero-content {
  max-width: 70rem;
}

.hero-title {
  font-size: 4.8rem;
  line-height: 1.1;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 2rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 60rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.filter-btn {
  padding: var(--space-xs) var(--space-md);
  background-color: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.filter-btn:hover {
  color: var(--color-text-primary);
  background-color: rgba(255, 255, 255, 0.05);
}

.filter-btn.active {
  color: var(--color-accent-primary);
  background-color: rgba(140, 82, 255, 0.1);
}

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  padding: var(--space-md);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 50rem;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: translateY(20px);
  transition: transform var(--transition-normal);
  position: relative;
}

.modal.active .modal-content {
  transform: translateY(0);
}

.modal-header {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 2rem;
  margin-bottom: 0;
}

.modal-close {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  font-size: 2.4rem;
  cursor: pointer;
  transition: color var(--transition-normal);
}

.modal-close:hover {
  color: var(--color-accent-primary);
}

.modal-body {
  padding: var(--space-lg);
}

.modal-footer {
  padding: var(--space-lg);
  border-top: 1px solid var(--color-bg-tertiary);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-md);
}

.accordion {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--color-bg-secondary);
  box-shadow: var(--shadow-sm);
}

.accordion-item {
  border-bottom: 1px solid var(--color-bg-tertiary);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-header {
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: background-color var(--transition-normal);
}

.accordion-header:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

.accordion-title {
  font-size: 1.8rem;
  margin-bottom: 0;
  font-weight: var(--font-weight-medium);
}

.accordion-icon {
  transition: transform var(--transition-normal);
}

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

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.accordion-item.active .accordion-content {
  max-height: 50rem;
}

.accordion-body {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-secondary);
}

/* =========================================
   8. Formularios
   ========================================= */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.form-control {
  display: block;
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-size: 1.6rem;
  line-height: 1.5;
  color: var(--color-text-primary);
  background-color: var(--color-bg-tertiary);
  background-clip: padding-box;
  border: 1px solid var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.form-control:focus {
  color: var(--color-text-primary);
  background-color: var(--color-bg-tertiary);
  border-color: var(--color-accent-primary);
  outline: 0;
  box-shadow: 0 0 0 0.2rem rgba(140, 82, 255, 0.25);
}

.form-control::placeholder {
  color: var(--color-text-tertiary);
  opacity: 1;
}

.form-control:disabled,
.form-control[readonly] {
  background-color: rgba(255, 255, 255, 0.05);
  opacity: 0.7;
  cursor: not-allowed;
}

textarea.form-control {
  min-height: 10rem;
  resize: vertical;
}

.form-check {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--space-md);
  padding-left: var(--space-md);
  position: relative;
}

.form-check-input {
  position: absolute;
  margin-top: 0.3rem;
  margin-left: calc(var(--space-md) * -1);
}

.form-check-label {
  margin-bottom: 0;
  color: var(--color-text-secondary);
}

.form-text {
  margin-top: var(--space-xs);
  font-size: 1.4rem;
  color: var(--color-text-tertiary);
}

.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.form-row > * {
  flex: 1;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.input-group {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  width: 100%;
}

.input-group > .form-control {
  position: relative;
  flex: 1 1 auto;
  width: 1%;
  min-width: 0;
}

.input-group-prepend,
.input-group-append {
  display: flex;
}

.input-group-text {
  display: flex;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  font-size: 1.6rem;
  font-weight: var(--font-weight-medium);
  line-height: 1.5;
  color: var(--color-text-secondary);
  text-align: center;
  white-space: nowrap;
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-bg-tertiary);
}

.input-group-prepend .input-group-text {
  border-right: 0;
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.input-group-append .input-group-text {
  border-left: 0;
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.input-group > .form-control:not(:last-child) {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.input-group > .form-control:not(:first-child) {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.form-control.is-invalid {
  border-color: var(--color-error);
}

.form-control.is-invalid:focus {
  box-shadow: 0 0 0 0.2rem rgba(255, 107, 107, 0.25);
}

.invalid-feedback {
  display: none;
  width: 100%;
  margin-top: var(--space-xs);
  font-size: 1.4rem;
  color: var(--color-error);
}

.was-validated .form-control:invalid ~ .invalid-feedback,
.form-control.is-invalid ~ .invalid-feedback {
  display: block;
}

.form-select {
  display: block;
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-size: 1.6rem;
  line-height: 1.5;
  color: var(--color-text-primary);
  background-color: var(--color-bg-tertiary);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath fill='%23B0B0B0' d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-md) center;
  background-size: 16px 12px;
  border: 1px solid var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  appearance: none;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.form-select:focus {
  border-color: var(--color-accent-primary);
  outline: 0;
  box-shadow: 0 0 0 0.2rem rgba(140, 82, 255, 0.25);
}

.iti {
  width: 100%;
}


.custom-checkbox {
  position: relative;
  padding-left: 3rem;
  cursor: pointer;
  display: inline-block;
  margin-right: var(--space-md);
  margin-bottom: var(--space-md);
}

.custom-checkbox input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkmark {
  position: absolute;
  top: 0;
  left: 0;
  height: 2rem;
  width: 2rem;
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
}

.custom-checkbox:hover input ~ .checkmark {
  background-color: rgba(255, 255, 255, 0.1);
}

.custom-checkbox input:checked ~ .checkmark {
  background-color: var(--color-accent-primary);
}

.checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

.custom-checkbox input:checked ~ .checkmark:after {
  display: block;
}

.custom-checkbox .checkmark:after {
  left: 0.8rem;
  top: 0.4rem;
  width: 0.5rem;
  height: 1rem;
  border: solid white;
  border-width: 0 0.2rem 0.2rem 0;
  transform: rotate(45deg);
}

/* =========================================
   9. Animaciones
   ========================================= */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

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

@keyframes slideLeft {
  from {
    transform: translateX(20px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideRight {
  from {
    transform: translateX(-20px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes scale {
  from {
    transform: scale(0.9);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

.animate {
  animation-duration: 0.6s;
  animation-fill-mode: both;
}

.animate--fast {
  animation-duration: 0.3s;
}

.animate--slow {
  animation-duration: 0.9s;
}

.animate--delay-1 {
  animation-delay: 0.1s;
}

.animate--delay-2 {
  animation-delay: 0.2s;
}

.animate--delay-3 {
  animation-delay: 0.3s;
}

.animate--delay-4 {
  animation-delay: 0.4s;
}

.animate--delay-5 {
  animation-delay: 0.5s;
}

.animate--infinite {
  animation-iteration-count: infinite;
}

.fadeIn {
  animation-name: fadeIn;
}

.slideUp {
  animation-name: slideUp;
}

.slideDown {
  animation-name: slideDown;
}

.slideLeft {
  animation-name: slideLeft;
}

.slideRight {
  animation-name: slideRight;
}

.scale {
  animation-name: scale;
}

.pulse {
  animation-name: pulse;
}

/* =========================================
   10. Cookie Consent
   ========================================= */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: var(--space-lg);
  background-color: var(--color-bg-secondary);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-fixed);
  display: none;
}

.cookie-banner.show {
  display: block;
  animation: slideUp 0.5s forwards;
}

.cookie-content {
  max-width: var(--container-lg);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
}

.cookie-text {
  flex: 1;
  min-width: 280px;
}

.cookie-title {
  font-size: 1.8rem;
  margin-bottom: var(--space-xs);
}

.cookie-description {
  margin-bottom: 0;
  color: var(--color-text-secondary);
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.cookie-settings {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  padding: var(--space-md);
}

.cookie-settings.show {
  opacity: 1;
  visibility: visible;
}

.cookie-settings-content {
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 60rem;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: translateY(20px);
  transition: transform var(--transition-normal);
}

.cookie-settings.show .cookie-settings-content {
  transform: translateY(0);
}

.cookie-settings-header {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cookie-settings-title {
  font-size: 2rem;
  margin-bottom: 0;
}

.cookie-settings-close {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  font-size: 2.4rem;
  cursor: pointer;
  transition: color var(--transition-normal);
}

.cookie-settings-close:hover {
  color: var(--color-accent-primary);
}

.cookie-settings-body {
  padding: var(--space-lg);
}

.cookie-category {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-bg-tertiary);
}

.cookie-category:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.cookie-category-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
}

.cookie-category-title {
  font-size: 1.8rem;
  margin-bottom: 0;
}

.cookie-category-description {
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
}

.cookie-toggle {
  position: relative;
  display: inline-block;
  width: 5rem;
  height: 2.6rem;
}

.cookie-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.cookie-toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-bg-tertiary);
  transition: var(--transition-normal);
  border-radius: var(--radius-full);
}

.cookie-toggle-slider:before {
  position: absolute;
  content: "";
  height: 1.8rem;
  width: 1.8rem;
  left: 0.4rem;
  bottom: 0.4rem;
  background-color: var(--color-text-primary);
  transition: var(--transition-normal);
  border-radius: 50%;
}

.cookie-toggle input:checked + .cookie-toggle-slider {
  background-color: var(--color-accent-primary);
}

.cookie-toggle input:focus + .cookie-toggle-slider {
  box-shadow: 0 0 1px var(--color-accent-primary);
}

.cookie-toggle input:checked + .cookie-toggle-slider:before {
  transform: translateX(2.4rem);
}

.cookie-settings-footer {
  padding: var(--space-lg);
  border-top: 1px solid var(--color-bg-tertiary);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-md);
}

.cookie-info {
  margin-top: var(--space-md);
  font-size: 1.4rem;
  color: var(--color-text-tertiary);
}

.cookie-settings-trigger {
  background: none;
  border: none;
  color: var(--color-accent-primary);
  padding: 0;
  font-size: inherit;
  text-decoration: underline;
  cursor: pointer;
  transition: color var(--transition-normal);
}

.cookie-settings-trigger:hover {
  color: var(--color-accent-tertiary);
}

/* =========================================
   11. Elementos de Progreso
   ========================================= */
.progress-container {
  margin-bottom: var(--space-lg);
}

.progress-title {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-xs);
  font-weight: var(--font-weight-medium);
}

.progress-bar {
  width: 100%;
  height: 0.6rem;
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-tertiary));
  border-radius: var(--radius-full);
  transition: width 1s ease-in-out;
}

.progress-circle {
  position: relative;
  width: 12rem;
  height: 12rem;
  margin: 0 auto;
}

.progress-circle-bg {
  fill: none;
  stroke: var(--color-bg-tertiary);
  stroke-width: 4;
}

.progress-circle-fill {
  fill: none;
  stroke: var(--color-accent-primary);
  stroke-width: 4;
  stroke-linecap: round;
  transform-origin: center;
  transform: rotate(-90deg);
  transition: stroke-dashoffset 1s ease-in-out;
}

.progress-circle-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2.4rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.progress-steps {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
}

.progress-step {
  position: relative;
  text-align: center;
  flex: 1;
}

.progress-step-circle {
  width: 3.2rem;
  height: 3.2rem;
  background-color: var(--color-bg-tertiary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-secondary);
  position: relative;
  z-index: 1;
  transition: all var(--transition-normal);
}

.progress-step.active .progress-step-circle {
  background-color: var(--color-accent-primary);
  color: white;
}

.progress-step.completed .progress-step-circle {
  background-color: var(--color-accent-tertiary);
  color: white;
}

.progress-step-line {
  position: absolute;
  top: 1.6rem;
  left: calc(50% + 1.6rem);
  right: calc(50% + 1.6rem);
  height: 0.2rem;
  background-color: var(--color-bg-tertiary);
  transform: translateY(-50%);
  z-index: 0;
}

.progress-step-line.active {
  background-color: var(--color-accent-primary);
}

.progress-step-title {
  font-size: 1.4rem;
  color: var(--color-text-secondary);
  transition: all var(--transition-normal);
}

.progress-step.active .progress-step-title {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}

.progress-step.completed .progress-step-title {
  color: var(--color-accent-tertiary);
}

/* =========================================
   12. Media Queries
   ========================================= */
@media (max-width: 1200px) {
  html {
    font-size: 60%;
  }

  .hero-title {
    font-size: 4.2rem;
  }

  .hero-subtitle {
    font-size: 1.8rem;
  }
}

@media (max-width: 992px) {
  html {
    font-size: 58%;
  }

  .hero-title {
    font-size: 3.8rem;
  }

  .section {
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
  }

  .grid-cols-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-cols-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-stats {
    grid-template-columns: repeat(2, minmax(15rem, 1fr));
  }
}

@media (max-width: 768px) {
  html {
    font-size: 56%;
  }

  .mobile-nav-toggle {
    display: block;
  }

  .nav-list {
    position: fixed;
    top: 0;
    right: 0;
    width: 28rem;
    height: 100vh;
    background-color: var(--color-bg-secondary);
    flex-direction: column;
    gap: var(--space-md);
    padding: var(--space-2xl) var(--space-lg);
    box-shadow: var(--shadow-lg);
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    z-index: var(--z-fixed);
    overflow-y: auto;
  }

  .nav-list.active {
    transform: translateX(0);
  }

  .nav-dropdown-menu {
    position: static;
    box-shadow: none;
    background-color: transparent;
    opacity: 1;
    visibility: visible;
    transform: none;
    padding-left: var(--space-md);
    border-left: 1px solid var(--color-bg-tertiary);
    margin-top: var(--space-xs);
  }

  .nav-dropdown-item {
    padding: var(--space-xs) 0;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .grid-cols-2 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }

  .grid-cols-3 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }

  .grid-cols-4 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }

  .card-img {
    height: 16rem;
  }

  .hero-title {
    font-size: 3.2rem;
  }

  .hero-subtitle {
    font-size: 1.6rem;
  }

  .footer-container {
    grid-template-columns: repeat(1, 1fr);
    gap: var(--space-lg);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .cookie-content {
    flex-direction: column;
  }

  .cookie-actions {
    width: 100%;
    justify-content: center;
  }

  .form-row {
    flex-direction: column;
    gap: var(--space-md);
  }

  .progress-steps {
    flex-direction: column;
    gap: var(--space-md);
    align-items: flex-start;
  }

  .progress-step {
    display: flex;
    align-items: center;
    width: 100%;
    text-align: left;
  }

  .progress-step-circle {
    margin: 0 var(--space-md) 0 0;
  }

  .progress-step-line {
    top: auto;
    left: 1.6rem;
    right: auto;
    bottom: calc(-1 * var(--space-md) - 1.6rem);
    width: 0.2rem;
    height: var(--space-md);
  }
}

@media (max-width: 576px) {
  .hero {
    padding: var(--space-xl) 0;
  }

  h1 {
    font-size: 3.2rem;
  }

  h2 {
    font-size: 2.8rem;
  }

  h3 {
    font-size: 2.2rem;
  }

  .card-body {
    padding: var(--space-md);
  }

  .card-footer {
    padding: var(--space-sm) var(--space-md);
    flex-direction: column;
    gap: var(--space-sm);
  }

  .modal-content {
    width: 95%;
  }

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

  .btn-lg {
    min-height: 5rem;
    font-size: 1.6rem;
  }
}

/* =========================================
   13. Utilidades
   ========================================= */
.bg-primary {
  background-color: var(--color-bg-primary);
}

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

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

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

.bg-accent-light {
  background-color: rgba(140, 82, 255, 0.1);
}

.bg-gradient {
  background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-tertiary));
}

.bg-dark-gradient {
  background: linear-gradient(135deg, var(--color-bg-primary), var(--color-bg-secondary));
}

.shadow-sm {
  box-shadow: var(--shadow-sm);
}

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

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

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

.rounded-sm {
  border-radius: var(--radius-sm);
}

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

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

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

.rounded-full {
  border-radius: var(--radius-full);
}

.overflow-hidden {
  overflow: hidden;
}

.overflow-auto {
  overflow: auto;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

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

.blur-bg {
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.opacity-75 {
  opacity: 0.75;
}

.opacity-50 {
  opacity: 0.5;
}

.opacity-25 {
  opacity: 0.25;
}

.hover-scale {
  transition: transform var(--transition-normal);
}

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

.hover-opacity {
  transition: opacity var(--transition-normal);
}

.hover-opacity:hover {
  opacity: 0.8;
}

.hover-shadow {
  transition: box-shadow var(--transition-normal);
}

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

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.high-contrast {
  --color-text-primary: #ffffff;
  --color-text-secondary: #f0f0f0;
  --color-text-tertiary: #e0e0e0;
  --color-accent-primary: #a673ff;
  --color-accent-secondary: #ff8a8a;
  --color-accent-tertiary: #50e8ca;
}

/* =========================================
   15. Secciones Específicas
   ========================================= */

.hero-animated {
  position: relative;
  overflow: hidden;
}

.hero-animated::before {
  content: '';
  position: absolute;
  width: 200%;
  height: 200%;
  top: -50%;
  left: -50%;
  z-index: 0;
  background: radial-gradient(circle at center, rgba(140, 82, 255, 0.15) 0%, rgba(18, 18, 18, 0) 70%);
  animation: rotate 30s linear infinite;
}

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


.featured-articles {
  position: relative;
}

.article-card {
  position: relative;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  background-color: var(--color-bg-card);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.article-img-container {
  position: relative;
  height: 20rem;
  overflow: hidden;
}

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

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

.article-category {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  padding: var(--space-2xs) var(--space-xs);
  background-color: var(--color-accent-primary);
  color: white;
  font-size: 1.2rem;
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-sm);
  z-index: 1;
}

.article-content {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.article-title {
  font-size: 1.8rem;
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.article-excerpt {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  flex: 1;
}

.article-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.3rem;
  color: var(--color-text-tertiary);
}

.article-date {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
}

.article-tag {
  padding: var(--space-2xs) var(--space-xs);
  background-color: rgba(140, 82, 255, 0.1);
  color: var(--color-accent-primary);
  font-size: 1.2rem;
  border-radius: var(--radius-full);
}


.stats-section {
  position: relative;
  padding: var(--space-2xl) 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-lg);
}

.stat-card {
  padding: var(--space-lg);
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: transform var(--transition-normal);
}

.stat-card:hover {
  transform: translateY(-5px);
}

.stat-icon {
  font-size: 3.6rem;
  color: var(--color-accent-primary);
  margin-bottom: var(--space-md);
}

.stat-value {
  font-size: 3.6rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-xs);
  background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-tertiary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  color: var(--color-text-secondary);
  font-size: 1.6rem;
}


.features-section {
  padding: var(--space-2xl) 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.feature-card {
  padding: var(--space-lg);
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  height: 100%;
}

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

.feature-icon {
  font-size: 3.6rem;
  color: var(--color-accent-primary);
  margin-bottom: var(--space-md);
}

.feature-title {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.feature-description {
  color: var(--color-text-secondary);
}


.cta-section {
  padding: var(--space-3xl) 0;
  background-color: var(--color-bg-secondary);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(140, 82, 255, 0.1), transparent 70%);
  pointer-events: none;
}

.cta-content {
  max-width: 60rem;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: 3.6rem;
  margin-bottom: var(--space-md);
}

.cta-subtitle {
  font-size: 1.8rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}


.timeline {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-xl) 0;
}

.timeline::after {
  content: '';
  position: absolute;
  width: 0.2rem;
  background-color: var(--color-bg-tertiary);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -0.1rem;
}

.timeline-item {
  padding: var(--space-md) 0;
  position: relative;
}

.timeline-content {
  position: relative;
  width: 45%;
  padding: var(--space-lg);
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.timeline-item:nth-child(odd) .timeline-content {
  margin-left: auto;
}

.timeline-content::after {
  content: '';
  position: absolute;
  width: 2rem;
  height: 0.2rem;
  background-color: var(--color-bg-tertiary);
  top: 50%;
  transform: translateY(-50%);
}

.timeline-item:nth-child(odd) .timeline-content::after {
  left: -2rem;
}

.timeline-item:nth-child(even) .timeline-content::after {
  right: -2rem;
}

.timeline-dot {
  position: absolute;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background-color: var(--color-accent-primary);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  box-shadow: 0 0 0 0.4rem rgba(140, 82, 255, 0.2);
}

.timeline-date {
  color: var(--color-text-secondary);
  font-size: 1.4rem;
  margin-bottom: var(--space-xs);
}

.timeline-title {
  font-size: 1.8rem;
  margin-bottom: var(--space-sm);
}

.timeline-description {
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .timeline::after {
    left: 3.1rem;
  }

  .timeline-content {
    width: calc(100% - 8rem);
    margin-left: 8rem !important;
  }

  .timeline-content::after {
    left: -2rem !important;
    right: auto !important;
  }

  .timeline-dot {
    left: 3.1rem;
  }
}


.contact-section {
  padding: var(--space-2xl) 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.contact-info {
  padding: var(--space-lg);
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.contact-info-list {
  margin-top: var(--space-lg);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.contact-info-icon {
  font-size: 2.4rem;
  color: var(--color-accent-primary);
  flex-shrink: 0;
}

.contact-info-content h4 {
  font-size: 1.8rem;
  margin-bottom: var(--space-xs);
}

.contact-info-content p {
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

.contact-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  height: 100%;
  min-height: 30rem;
  background-color: var(--color-bg-card);
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  min-height: 30rem;
  border: none;
}

/* =========================================
   16. Integraciones
   ========================================= */

.iti {
  width: 100%;
}

.iti__flag {
  background-image: url("https://cdn.jsdelivr.net/npm/intl-tel-input@19.5.1/build/img/flags.png");
}

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .iti__flag {
    background-image: url("https://cdn.jsdelivr.net/npm/intl-tel-input@19.5.1/build/img/flags@2x.png");
  }
}

.iti--allow-dropdown .iti__flag-container, 
.iti--separate-dial-code .iti__flag-container {
  right: auto;
  left: 0;
}

.iti--allow-dropdown .iti__flag-container:hover {
  cursor: pointer;
}

.iti--allow-dropdown .iti__flag-container:hover .iti__selected-flag {
  background-color: rgba(255, 255, 255, 0.05);
}

.iti__arrow {
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 6px solid var(--color-text-secondary);
  width: 0;
  height: 0;
  margin-left: var(--space-xs);
}

.iti__country-list {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-bg-tertiary);
  box-shadow: var(--shadow-md);
  max-height: 20rem;
  overflow-y: auto;
}

.iti__country {
  padding: var(--space-xs) var(--space-md) var(--space-xs) var(--space-lg);
  color: var(--color-text-primary);
}

.iti__country:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

.iti__selected-flag {
  padding: 0 var(--space-sm) 0 var(--space-md);
  display: flex;
  align-items: center;
}

.iti__dial-code {
  color: var(--color-text-secondary);
}


.progressbar-container {
  width: 100%;
  height: 0.6rem;
  margin-bottom: var(--space-lg);
}

.progressbar-container svg {
  width: 100%;
  height: 100%;
}

.progressbar-text {
  font-size: 1.4rem;
  font-weight: var(--font-weight-medium);
  fill: var(--color-text-primary);
  text-anchor: middle;
}

.progress-circle-container {
  width: 12rem;
  height: 12rem;
  margin: 0 auto;
}

.progress-circle-container svg {
  width: 100%;
  height: 100%;
}


.waypoint-element {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.waypoint-element.animated {
  opacity: 1;
  transform: translateY(0);
}

.waypoint-fade-in {
  opacity: 0;
  transition: opacity 0.6s ease;
}

.waypoint-fade-in.animated {
  opacity: 1;
}

.waypoint-slide-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.waypoint-slide-up.animated {
  opacity: 1;
  transform: translateY(0);
}

.waypoint-slide-left {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.waypoint-slide-left.animated {
  opacity: 1;
  transform: translateX(0);
}

.waypoint-slide-right {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.waypoint-slide-right.animated {
  opacity: 1;
  transform: translateX(0);
}

.waypoint-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.waypoint-scale.animated {
  opacity: 1;
  transform: scale(1);
}

.waypoint-delay-1 {
  transition-delay: 0.1s;
}

.waypoint-delay-2 {
  transition-delay: 0.2s;
}

.waypoint-delay-3 {
  transition-delay: 0.3s;
}

.waypoint-delay-4 {
  transition-delay: 0.4s;
}

.waypoint-delay-5 {
  transition-delay: 0.5s;
}