/* ==========================================
   ADZ · ACOSO DIGITAL ZERO - ÉLITE EDITION
   Sistema de diseño defensivo premium
   ========================================== */

/* ===== VARIABLES SISTEMA DE DISEÑO ===== */
:root {
  /* Paleta de colores refinada */
  --hue-primary: 190;
  --hue-secondary: 203;
  --hue-accent: 141;
  --hue-danger: 338;
  
  /* Backgrounds con profundidad */
  --bg-body: hsl(210, 100%, 3%);
  --bg-surface: hsl(210, 50%, 8%);
  --bg-card: hsl(210, 45%, 10%);
  --bg-elevated: hsl(210, 40%, 12%);
  --bg-overlay: hsla(210, 40%, 5%, 0.98);
  
  /* Colores primarios */
  --primary-50: hsl(var(--hue-primary), 100%, 95%);
  --primary-100: hsl(var(--hue-primary), 100%, 90%);
  --primary-200: hsl(var(--hue-primary), 100%, 80%);
  --primary-300: hsl(var(--hue-primary), 100%, 70%);
  --primary-400: hsl(var(--hue-primary), 100%, 60%);
  --primary-500: hsl(var(--hue-primary), 100%, 50%);
  --primary-600: hsl(var(--hue-primary), 100%, 45%);
  --primary-700: hsl(var(--hue-primary), 100%, 40%);
  --primary-800: hsl(var(--hue-primary), 100%, 35%);
  --primary-900: hsl(var(--hue-primary), 100%, 30%);
  
  /* Secundarios */
  --secondary-400: hsl(var(--hue-secondary), 95%, 55%);
  --secondary-500: hsl(var(--hue-secondary), 95%, 50%);
  --secondary-600: hsl(var(--hue-secondary), 95%, 45%);
  
  /* Accent verde radar */
  --accent-400: hsl(var(--hue-accent), 100%, 60%);
  --accent-500: hsl(var(--hue-accent), 100%, 50%);
  --accent-600: hsl(var(--hue-accent), 100%, 45%);
  
  /* Danger rojo */
  --danger-400: hsl(var(--hue-danger), 100%, 60%);
  --danger-500: hsl(var(--hue-danger), 100%, 55%);
  --danger-600: hsl(var(--hue-danger), 100%, 50%);
  
  /* Escala de grises con matiz azul */
  --gray-50: hsl(210, 20%, 98%);
  --gray-100: hsl(210, 20%, 95%);
  --gray-200: hsl(210, 18%, 88%);
  --gray-300: hsl(210, 16%, 75%);
  --gray-400: hsl(210, 14%, 60%);
  --gray-500: hsl(210, 12%, 50%);
  --gray-600: hsl(210, 14%, 40%);
  --gray-700: hsl(210, 16%, 30%);
  --gray-800: hsl(210, 18%, 20%);
  --gray-900: hsl(210, 20%, 12%);
  
  /* Textos */
  --text-primary: var(--gray-50);
  --text-secondary: var(--gray-300);
  --text-muted: var(--gray-500);
  --text-subtle: var(--gray-600);
  
  /* Bordes y divisores */
  --border-base: hsla(var(--hue-primary), 60%, 60%, 0.12);
  --border-subtle: hsla(var(--hue-primary), 50%, 60%, 0.08);
  --border-strong: hsla(var(--hue-primary), 70%, 60%, 0.25);
  --border-primary: hsla(var(--hue-primary), 80%, 60%, 0.35);
  
  /* Sistema de elevación (overlays de brillo) */
  --elevate-1: hsla(0, 0%, 100%, 0.03);
  --elevate-2: hsla(0, 0%, 100%, 0.06);
  --elevate-3: hsla(0, 0%, 100%, 0.09);
  --elevate-hover: hsla(0, 0%, 100%, 0.05);
  --elevate-active: hsla(0, 0%, 100%, 0.08);
  
  /* Glows y sombras */
  --glow-primary-sm: 0 0 12px hsla(var(--hue-primary), 100%, 50%, 0.15);
  --glow-primary-md: 0 0 20px hsla(var(--hue-primary), 100%, 50%, 0.25);
  --glow-primary-lg: 0 0 32px hsla(var(--hue-primary), 100%, 50%, 0.35);
  
  --glow-accent-sm: 0 0 12px hsla(var(--hue-accent), 100%, 50%, 0.15);
  --glow-accent-md: 0 0 20px hsla(var(--hue-accent), 100%, 50%, 0.25);
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 8px 10px -6px rgba(0, 0, 0, 0.5);
  
  /* Tipografía */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'Roboto Mono', 'SF Mono', 'Monaco', 'Cascadia Code', monospace;
  
  --font-size-xs: 0.75rem;      /* 12px */
  --font-size-sm: 0.875rem;     /* 14px */
  --font-size-base: 1rem;       /* 16px */
  --font-size-lg: 1.125rem;     /* 18px */
  --font-size-xl: 1.25rem;      /* 20px */
  --font-size-2xl: 1.5rem;      /* 24px */
  --font-size-3xl: 1.875rem;    /* 30px */
  --font-size-4xl: 2.25rem;     /* 36px */
  --font-size-5xl: 3rem;        /* 48px */
  
  /* Espaciado consistente (escala 4px) */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */
  --space-24: 6rem;     /* 96px */
  
  /* Radios */
  --radius-sm: 0.375rem;  /* 6px */
  --radius-md: 0.5rem;    /* 8px */
  --radius-lg: 0.75rem;   /* 12px */
  --radius-xl: 1rem;      /* 16px */
  --radius-full: 9999px;
  
  /* Transiciones */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
  
  /* Z-index system */
  --z-base: 0;
  --z-dropdown: 1000;
  --z-sticky: 1100;
  --z-fixed: 1200;
  --z-modal-backdrop: 1300;
  --z-modal: 1400;
  --z-popover: 1500;
  --z-tooltip: 1600;
}

/* ===== RESET MODERNO ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

body {
  min-height: 100vh;
  background: var(--bg-body);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Patrón de fondo sutil */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: 
    radial-gradient(circle at 20% 50%, hsla(var(--hue-primary), 100%, 50%, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, hsla(var(--hue-secondary), 100%, 50%, 0.02) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* ===== TIPOGRAFÍA ÉLITE ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

h1 {
  font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(var(--font-size-2xl), 3.5vw, var(--font-size-4xl));
  color: var(--primary-400);
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(var(--font-size-lg), 2.5vw, var(--font-size-2xl));
  color: var(--secondary-400);
  font-weight: 600;
}

h4 {
  font-size: var(--font-size-xl);
  color: var(--text-primary);
}

p {
  margin-bottom: var(--space-4);
  color: var(--text-secondary);
  line-height: 1.7;
}

strong {
  color: var(--primary-400);
  font-weight: 600;
}

a {
  color: var(--primary-400);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-300);
}

a:focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ===== UTILIDADES BASE ===== */
.container {
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: var(--space-6);
}

@media (min-width: 1536px) {
  .container {
    max-width: 1400px;
  }
}

/* ===== SKIP LINK ===== */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-4);
  background: var(--primary-500);
  color: var(--bg-body);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-weight: 600;
  z-index: var(--z-tooltip);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-4);
}

/* ===== HEADER ===== */
.header {
  position: relative;
  background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-body) 100%);
  text-align: center;
  padding: var(--space-8) var(--space-4);
  border-bottom: 1px solid var(--border-subtle);
}

.header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-500), transparent);
  opacity: 0.3;
}

.header-content {
  max-width: 600px;
  margin: 0 auto;
}

.header-banner {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-base);
  box-shadow: var(--shadow-lg), var(--glow-primary-sm);
  transition: all var(--transition-slow);
  will-change: transform;
}

.header-banner:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: var(--shadow-xl), var(--glow-primary-md);
  border-color: var(--border-primary);
}

/* ===== NAVBAR ÉLITE ===== */
.navbar {
  position: sticky;
  top: 0;
  width: 100%;
  background: hsla(210, 50%, 8%, 0.8);
  backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border-subtle);
  padding: var(--space-4) 0;
  z-index: var(--z-sticky);
  transition: all var(--transition-base);
}

.navbar::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-500), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.navbar.scrolled {
  background: hsla(210, 50%, 8%, 0.95);
  box-shadow: var(--shadow-md);
  padding: var(--space-3) 0;
}

.navbar.scrolled::after {
  opacity: 0.4;
}

.navbar-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-6);
}

.navbar-links {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  justify-content: center;
  flex: 1;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid transparent;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.nav-link::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: var(--elevate-hover);
  opacity: 0;
  transition: opacity var(--transition-fast);
  z-index: -1;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--primary-300);
  border-color: var(--border-base);
}

.nav-link:hover::before {
  opacity: 1;
}

.nav-link:active::before {
  background: var(--elevate-active);
}

/* Active state con línea inferior */
.nav-link.active {
  color: var(--primary-400);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: var(--space-4);
  right: var(--space-4);
  height: 2px;
  background: var(--primary-500);
  border-radius: var(--radius-full);
  box-shadow: var(--glow-primary-sm);
}

.navbar-social {
  display: flex;
  gap: var(--space-3);
}

.navbar-social a {
  position: relative;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  color: var(--primary-400);
  border: 1px solid var(--border-base);
  font-size: 1.1rem;
  transition: all var(--transition-base);
  overflow: hidden;
}

.navbar-social a::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--elevate-hover);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.navbar-social a:hover,
.navbar-social a:focus-visible {
  transform: translateY(-3px);
  color: var(--primary-300);
  border-color: var(--border-primary);
  box-shadow: var(--shadow-md), var(--glow-primary-sm);
}

.navbar-social a:hover::before {
  opacity: 1;
}

.navbar-social a:active {
  transform: translateY(-1px);
}

/* ===== SECTIONS ÉLITE ===== */
main {
  position: relative;
  z-index: 1;
}

.section {
  position: relative;
  background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-card) 100%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  margin: var(--space-8) auto;
  padding: clamp(var(--space-12), 8vw, var(--space-20)) var(--space-6);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-500), transparent);
  opacity: 0.5;
}

/* Efecto de profundidad sutil */
.section::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, hsla(var(--hue-primary), 100%, 50%, 0.02), transparent 60%);
  pointer-events: none;
}

.section-hero {
  background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-elevated) 100%);
  margin-top: 0;
  border-top: none;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}

.section-title {
  position: relative;
  text-align: center;
  margin-bottom: var(--space-12);
  font-family: var(--font-mono);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  color: var(--primary-400);
  text-shadow: 
    0 0 20px hsla(var(--hue-primary), 100%, 50%, 0.3),
    0 0 40px hsla(var(--hue-primary), 100%, 50%, 0.1);
}

.section-title i {
  color: inherit;
  filter: drop-shadow(0 0 8px hsla(var(--hue-primary), 100%, 50%, 0.5));
}

.section-intro,
.section-outro {
  max-width: 860px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
  text-align: center;
  line-height: 1.8;
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
}

.section-note {
  text-align: center;
  margin-top: var(--space-8);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  font-style: italic;
}

/* ===== CARDS ÉLITE CON GLASSMORPHISM ===== */
.card {
  position: relative;
  background: linear-gradient(135deg, 
    hsla(210, 40%, 12%, 0.6) 0%, 
    hsla(210, 35%, 10%, 0.4) 100%);
  backdrop-filter: blur(20px) saturate(150%);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-slow);
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-500), transparent);
  opacity: 0.3;
  transition: opacity var(--transition-base);
}

.card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--elevate-1);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg), var(--glow-primary-sm);
}

.card:hover::before {
  opacity: 0.6;
}

.card:hover::after {
  opacity: 1;
}

.card h3 {
  position: relative;
  margin-bottom: var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--secondary-400);
  z-index: 1;
}

.card h3 i {
  font-size: 1.2em;
  color: var(--primary-400);
  filter: drop-shadow(0 0 6px hsla(var(--hue-primary), 100%, 50%, 0.3));
}

.card p {
  position: relative;
  color: var(--text-secondary);
  line-height: 1.75;
  z-index: 1;
}

.card-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-6);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  filter: brightness(0.9) contrast(1.1) saturate(0.9);
  transition: all var(--transition-slow);
}

.card:hover .card-image {
  filter: brightness(1) contrast(1.15) saturate(1);
  box-shadow: var(--shadow-md);
  transform: scale(1.02);
}

.card-highlight {
  background: linear-gradient(135deg, 
    hsla(var(--hue-primary), 60%, 15%, 0.4) 0%, 
    hsla(var(--hue-secondary), 50%, 12%, 0.3) 100%);
  border-color: var(--border-primary);
}

.card-highlight::before {
  opacity: 0.5;
}

.card-testimonial {
  text-align: center;
  padding: var(--space-10) var(--space-6);
}

.card-testimonial p {
  font-size: var(--font-size-lg);
  font-style: italic;
  margin-bottom: var(--space-6);
  line-height: 1.8;
}

.card-testimonial footer {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  font-weight: 600;
  font-style: normal;
}

/* ===== GRIDS RESPONSIVE ===== */
.grid {
  display: grid;
  gap: var(--space-8);
  margin-top: var(--space-10);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
}

@media (min-width: 768px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1200px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ===== BOTONES ÉLITE ===== */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  overflow: hidden;
  isolation: isolate;
}

/* Shimmer effect */
.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, 
    transparent, 
    hsla(0, 0%, 100%, 0.2), 
    transparent);
  transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: -1;
}

.btn:hover::before {
  left: 100%;
}

/* Glow effect */
.btn::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -2;
}

.btn-primary {
  background: var(--bg-card);
  color: var(--primary-400);
  border-color: var(--primary-500);
  box-shadow: var(--shadow-sm), var(--glow-primary-sm);
}

.btn-primary::after {
  box-shadow: var(--glow-primary-md);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: hsla(var(--hue-primary), 100%, 50%, 0.1);
  color: var(--primary-300);
  border-color: var(--primary-400);
  box-shadow: var(--shadow-md), var(--glow-primary-md);
  transform: translateY(-2px);
}

.btn-primary:hover::after {
  opacity: 1;
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--secondary-400);
  border-color: var(--border-base);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background: var(--bg-card);
  color: var(--secondary-300);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--primary-400);
  border-color: var(--border-base);
}

.btn-outline:hover,
.btn-outline:focus-visible {
  background: hsla(var(--hue-primary), 100%, 50%, 0.08);
  border-color: var(--primary-500);
  box-shadow: var(--glow-primary-sm);
}

/* ===== TAGS TÉCNICOS ===== */
.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid;
  transition: all var(--transition-base);
}

.tag-green {
  background: hsla(var(--hue-accent), 100%, 50%, 0.08);
  border-color: hsla(var(--hue-accent), 100%, 50%, 0.25);
  color: var(--accent-400);
}

.tag-blue {
  background: hsla(var(--hue-secondary), 95%, 50%, 0.08);
  border-color: hsla(var(--hue-secondary), 95%, 50%, 0.25);
  color: var(--secondary-400);
}

.tag-cyan {
  background: hsla(var(--hue-primary), 100%, 50%, 0.08);
  border-color: hsla(var(--hue-primary), 100%, 50%, 0.25);
  color: var(--primary-400);
}

.tag-orange {
  background: hsla(25, 85%, 55%, 0.08);
  border-color: hsla(25, 85%, 55%, 0.25);
  color: hsl(25, 85%, 60%);
}

.tag-red {
  background: hsla(var(--hue-danger), 100%, 55%, 0.08);
  border-color: hsla(var(--hue-danger), 100%, 55%, 0.25);
  color: var(--danger-400);
}

.tag-purple {
  background: hsla(260, 60%, 55%, 0.08);
  border-color: hsla(260, 60%, 55%, 0.25);
  color: hsl(260, 60%, 65%);
}

.tag-yellow {
  background: hsla(45, 100%, 55%, 0.08);
  border-color: hsla(45, 100%, 55%, 0.25);
  color: hsl(45, 100%, 60%);
}

.tag-gray {
  background: hsla(210, 10%, 50%, 0.08);
  border-color: hsla(210, 10%, 50%, 0.25);
  color: var(--gray-400);
}

.tag:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

/* ===== HERO SECTION ===== */
.hero-content {
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}

.hero-title {
  margin-bottom: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  color: var(--text-primary);
}

.hero-title i {
  color: var(--primary-400);
  filter: drop-shadow(0 0 12px hsla(var(--hue-primary), 100%, 50%, 0.5));
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% {
    filter: drop-shadow(0 0 12px hsla(var(--hue-primary), 100%, 50%, 0.5));
  }
  50% {
    filter: drop-shadow(0 0 20px hsla(var(--hue-primary), 100%, 50%, 0.7));
  }
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-12);
  line-height: 1.7;
  color: var(--text-secondary);
}

.hero-card {
  background: linear-gradient(135deg, 
    hsla(210, 40%, 12%, 0.7) 0%, 
    hsla(210, 35%, 10%, 0.5) 100%);
  backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: var(--space-12);
  box-shadow: var(--shadow-lg), var(--glow-primary-sm);
  max-width: 800px;
  margin: 0 auto;
}

.hero-card-title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: var(--primary-400);
}

.hero-card p {
  color: var(--text-secondary);
  line-height: 1.75;
}

.price {
  font-family: var(--font-mono);
  margin: var(--space-6) 0;
  font-size: var(--font-size-lg);
}

.price-note {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* ===== ABOUT ===== */
.about-image {
  width: 100%;
  max-width: 600px;
  height: 360px;
  margin: var(--space-8) auto var(--space-12) auto;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-base);
  box-shadow: var(--shadow-lg), var(--glow-primary-sm);
  transition: all var(--transition-slow);
}

.about-image:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl), var(--glow-primary-md);
  border-color: var(--border-primary);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.95) contrast(1.05) saturate(0.95);
  transition: filter var(--transition-slow);
}

.about-image:hover img {
  filter: brightness(1) contrast(1.1) saturate(1);
}

.about-text {
  max-width: 900px;
  margin: 0 auto var(--space-12) auto;
  line-height: 1.8;
}

.resources {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
  margin: var(--space-12) 0 var(--space-6) 0;
}

.resources-note {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== LISTAS ===== */
.case-list,
.legal-list {
  max-width: 900px;
  margin: var(--space-6) auto;
  padding-left: var(--space-8);
}

.case-list li,
.legal-list li {
  margin-bottom: var(--space-5);
  line-height: 1.75;
  color: var(--text-secondary);
}

.case-list li::marker,
.legal-list li::marker {
  color: var(--primary-500);
}

.case-list ul {
  margin-top: var(--space-3);
  padding-left: var(--space-8);
}

.process-list {
  list-style: none;
  padding: 0;
}

.process-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  padding: var(--space-4);
  background: hsla(var(--hue-primary), 100%, 50%, 0.03);
  border-left: 3px solid var(--primary-500);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}

.process-list li:hover {
  background: hsla(var(--hue-primary), 100%, 50%, 0.06);
  border-left-color: var(--primary-400);
  transform: translateX(4px);
}

.process-list li i {
  color: var(--primary-400);
  margin-top: 0.25rem;
  flex-shrink: 0;
  font-size: 1.1em;
}

.process-list li div {
  flex: 1;
}

/* ===== DIFERENCIACIÓN ===== */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: var(--space-5);
  margin: var(--space-8) 0;
}

.diff-item {
  padding: var(--space-5);
  background: hsla(var(--hue-primary), 100%, 50%, 0.04);
  border-left: 3px solid var(--primary-500);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}

.diff-item:hover {
  background: hsla(var(--hue-primary), 100%, 50%, 0.08);
  transform: translateX(4px);
}

.card-footer {
  margin-top: var(--space-8);
  padding-top: var(--space-8);
  border-top: 1px solid var(--border-subtle);
  text-align: center;
  color: var(--text-secondary);
}

/* ===== SECTORES ===== */
.sector-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: var(--space-8) 0;
  justify-content: center;
}

.sector-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-base);
  background: var(--bg-elevated);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  transition: all var(--transition-base);
}

.sector-badge:hover {
  background: var(--bg-card);
  border-color: var(--border-primary);
  color: var(--primary-400);
  box-shadow: var(--shadow-sm), var(--glow-primary-sm);
  transform: translateY(-2px);
}

.sector-badge i {
  color: var(--primary-400);
  font-size: 1.1em;
}

/* ===== FAQ ÉLITE ===== */
.faq-container {
  max-width: 960px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
  background: var(--bg-elevated);
  padding: var(--space-3) var(--space-5);
  transition: all var(--transition-base);
  overflow: hidden;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  padding: var(--space-4) 0;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--primary-400);
  user-select: none;
  transition: color var(--transition-fast);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  margin-left: auto;
  font-size: 1.5em;
  font-weight: 300;
  color: var(--primary-500);
  transition: transform var(--transition-base);
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item summary:hover {
  color: var(--primary-300);
}

.faq-item summary:focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

.faq-content {
  padding: 0 0 var(--space-5) calc(var(--space-3) + 1.5rem);
  animation: slideDown var(--transition-slow);
}

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

.faq-item[open] {
  background: var(--bg-card);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm), var(--glow-primary-sm);
}

/* ===== CONTACTO ÉLITE ===== */
.section-contact {
  max-width: 1400px;
}

.contact-intro {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-12) auto;
  font-size: var(--font-size-lg);
}

.contact-content {
  background: linear-gradient(135deg, 
    hsla(210, 40%, 12%, 0.7) 0%, 
    hsla(210, 35%, 10%, 0.5) 100%);
  backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: var(--space-12);
  box-shadow: var(--shadow-lg), var(--glow-primary-sm);
  max-width: 1100px;
  margin: 0 auto;
}

.contact-form {
  width: 100%;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-group label {
  color: var(--text-secondary);
  font-weight: 600;
  font-size: var(--font-size-sm);
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: hsla(210, 40%, 8%, 0.8);
  border: 1px solid var(--border-base);
  color: var(--text-primary);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 
    0 0 0 3px hsla(var(--hue-primary), 100%, 50%, 0.1),
    var(--glow-primary-sm);
  background: hsla(210, 40%, 10%, 0.9);
}

.form-group textarea {
  resize: vertical;
  min-height: 160px;
  font-family: inherit;
}

.cf-turnstile {
  margin: var(--space-8) 0;
}

.btn-submit {
  width: 100%;
  padding: var(--space-5) var(--space-8);
  font-size: var(--font-size-base);
}

.contact-divider {
  display: flex;
  align-items: center;
  margin: var(--space-12) 0 var(--space-8) 0;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

.contact-divider::before,
.contact-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-base), transparent);
}

.contact-divider span {
  padding: 0 var(--space-4);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.btn-email {
  max-width: 600px;
  width: 100%;
}

.contact-note {
  text-align: center;
  margin-top: var(--space-6);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== FOOTER ===== */
.footer {
  position: relative;
  width: 100%;
  padding: var(--space-12) var(--space-6) var(--space-16) var(--space-6);
  background: linear-gradient(180deg, var(--bg-body) 0%, var(--bg-surface) 100%);
  border-top: 1px solid var(--border-subtle);
  margin-top: var(--space-20);
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-500), transparent);
  opacity: 0.3;
}

.footer-content {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}

.footer-text {
  color: var(--text-primary);
  text-align: center;
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

.footer-links {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
  position: relative;
}

.footer-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--primary-500);
  transform: scaleX(0);
  transition: transform var(--transition-fast);
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--primary-400);
}

.footer-links a:hover::after {
  transform: scaleX(1);
}

/* ===== BACK TO TOP ÉLITE ===== */
.back-to-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  width: 56px;
  height: 56px;
  background: var(--bg-card);
  color: var(--primary-400);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: var(--z-fixed);
  box-shadow: var(--shadow-lg);
  font-size: 1.25rem;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover,
.back-to-top:focus-visible {
  background: hsla(var(--hue-primary), 100%, 50%, 0.1);
  color: var(--primary-300);
  border-color: var(--primary-500);
  box-shadow: var(--shadow-xl), var(--glow-primary-md);
  transform: translateY(-4px);
}

.back-to-top:active {
  transform: translateY(-2px);
}

/* ===== RESPONSIVE ÉLITE ===== */
@media (max-width: 1024px) {
  :root {
    --space-20: 4rem;
    --space-16: 3rem;
  }
  
  .navbar-container {
    flex-direction: column;
    gap: var(--space-4);
  }
  
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --space-20: 3rem;
    --space-16: 2.5rem;
    --space-12: 2rem;
  }
  
  .section {
    padding: var(--space-12) var(--space-5);
    margin: var(--space-6) var(--space-4);
    border-radius: var(--radius-lg);
  }
  
  .navbar {
    padding: var(--space-3) 0;
  }
  
  .navbar-links {
    gap: var(--space-1);
  }
  
  .nav-link {
    font-size: 0.8rem;
    padding: var(--space-2) var(--space-3);
  }
  
  .navbar-social a {
    width: 40px;
    height: 40px;
  }
  
  .form-row {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }
  
  .about-image {
    height: 280px;
  }
  
  .grid-4,
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .diff-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-card,
  .contact-content {
    padding: var(--space-8) var(--space-5);
  }
  
  .card {
    padding: var(--space-6);
  }
  
  .card-image {
    height: 200px;
  }
  
  .footer {
    padding: var(--space-10) var(--space-4) var(--space-12) var(--space-4);
  }
  
  .back-to-top {
    bottom: var(--space-6);
    right: var(--space-6);
    width: 50px;
    height: 50px;
  }
}

@media (max-width: 480px) {
  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
  
  .btn {
    font-size: 0.8rem;
    padding: var(--space-3) var(--space-6);
  }
  
  .section-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--space-8);
  }
  
  .navbar-social {
    gap: var(--space-2);
  }
}

/* ===== PRINT STYLES ===== */
@media print {
  .navbar,
  .navbar-social,
  .back-to-top,
  .cf-turnstile {
    display: none !important;
  }
  
  .section {
    page-break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
  
  a {
    text-decoration: underline;
  }
  
  body::before {
    display: none;
  }
}

/* ===== ANIMACIONES SUTILES ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section {
  animation: fadeIn 0.6s ease-out;
}

/* Retrasar animación de cards */
.card {
  animation: fadeIn 0.6s ease-out;
  animation-fill-mode: both;
}

.grid .card:nth-child(1) { animation-delay: 0.1s; }
.grid .card:nth-child(2) { animation-delay: 0.2s; }
.grid .card:nth-child(3) { animation-delay: 0.3s; }
.grid .card:nth-child(4) { animation-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  .section,
  .card {
    animation: none;
  }
}