/* ============================================
   CORPORATE FUTURISM DESIGN SYSTEM
   Hours - Future-Proof Design
   ============================================ */

:root {
  /* ===== COLOR SYSTEM ===== */
  /* Modo Oscuro Elegante (Base) */
  --bg-primary: #0A0E1A;
  --bg-secondary: #131722;
  --bg-elevated: #1A1F2E;
  --bg-glass: rgba(26, 31, 46, 0.7);
  --bg-glass-strong: rgba(26, 31, 46, 0.9);

  /* Off-White (Contraste) */
  --text-primary: #F5F7FA;
  --text-secondary: #B8BCC8;
  --text-muted: #6B7280;

  /* Acento Vibrante */
  --accent-primary: #00D9FF;
  --accent-secondary: #FF6B35;
  --accent-glow: rgba(0, 217, 255, 0.3);
  --accent-glow-strong: rgba(0, 217, 255, 0.6);

  /* Gradientes Metálicos */
  --gradient-cyber: linear-gradient(135deg, #00D9FF 0%, #0066FF 100%);
  --gradient-warm: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
  --gradient-subtle: linear-gradient(180deg, rgba(0, 217, 255, 0.1) 0%, transparent 100%);
  --gradient-hero: linear-gradient(135deg, #0A0E1A 0%, #131722 50%, #1A1F2E 100%);

  /* ===== TYPOGRAPHY: SWISS INTERNATIONAL ===== */
  --font-display: 'Inter', 'Helvetica Neue', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  /* Escala Tipográfica (Kinetic Typography) */
  --text-hero: clamp(3.5rem, 8vw, 7rem);
  --text-h1: clamp(2.5rem, 5vw, 4.5rem);
  --text-h2: clamp(2rem, 4vw, 3rem);
  --text-h3: clamp(1.5rem, 3vw, 2.25rem);
  --text-body-lg: clamp(1.125rem, 2vw, 1.5rem);
  --text-body: 1rem;
  --text-base: 1rem;
  --text-sm: 0.875rem;
  --text-xs: 0.75rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;

  /* Pesos */
  --weight-light: 300;
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;
  --weight-black: 900;

  /* ===== GLASSMORPHISM ===== */
  --glass-bg: rgba(26, 31, 46, 0.7);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-blur: blur(20px);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);

  /* ===== GLOW EFFECTS ===== */
  --glow-cyan: 0 0 20px rgba(0, 217, 255, 0.5);
  --glow-cyan-strong: 0 0 40px rgba(0, 217, 255, 0.8);
  --glow-orange: 0 0 20px rgba(255, 107, 53, 0.5);
  --glow-text: 0 0 30px rgba(0, 217, 255, 0.6);

  /* ===== SHADOWS ===== */
  --shadow-elevated: 0 20px 60px rgba(0, 0, 0, 0.5);
  --shadow-floating: 0 10px 40px rgba(0, 217, 255, 0.2);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);

  /* ===== SPACING ===== */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 8rem;

  /* ===== BORDER RADIUS ===== */
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;
  --radius-full: 9999px;

  /* ===== TRANSITIONS ===== */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 600ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Cursor Glow Effect */
.cursor-glow {
  pointer-events: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 217, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  z-index: 9999;
  mix-blend-mode: screen;
  transition: opacity 0.3s ease;
  opacity: 0;
}

body:hover .cursor-glow {
  opacity: 1;
}

[data-theme="light"] {
  /* Light Mode Palette */
  --bg-primary: #F0F4F8;
  --bg-secondary: #FFFFFF;
  --bg-elevated: #E2E8F0;
  --bg-glass: rgba(255, 255, 255, 0.7);
  --glass-bg: rgba(255, 255, 255, 0.7);
  --bg-glass-strong: rgba(255, 255, 255, 0.9);

  --text-primary: #1A202C;
  --text-secondary: #4A5568;
  --text-muted: #718096;

  --accent-primary: #0066FF;
  --accent-glow: rgba(0, 102, 255, 0.2);
  --accent-glow-strong: rgba(0, 102, 255, 0.4);

  --glass-border: rgba(0, 0, 0, 0.1);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.1);

  --gradient-hero: linear-gradient(135deg, #F0F4F8 0%, #FFFFFF 50%, #E2E8F0 100%);
  --gradient-cyber: linear-gradient(135deg, #0066FF 0%, #00D9FF 100%);

  --shadow-elevated: 0 20px 60px rgba(0, 0, 0, 0.1);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.1);

  --glow-text: 0 0 30px rgba(0, 102, 255, 0.3);
}

/* Theme Switch Slider */
.theme-switch-wrapper {
  display: flex;
  align-items: center;
  margin-left: var(--space-md);
}

.theme-switch {
  display: inline-block;
  height: 26px;
  position: relative;
  width: 50px;
}

.theme-switch input {
  display: none;
}

.slider {
  background-color: var(--bg-elevated);
  bottom: 0;
  cursor: pointer;
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
  transition: .4s;
  border-radius: 34px;
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5px;
}

.slider:before {
  background-color: var(--accent-primary);
  bottom: 3px;
  content: "";
  height: 18px;
  left: 4px;
  position: absolute;
  transition: .4s;
  width: 18px;
  border-radius: 50%;
  box-shadow: var(--glow-cyan);
  z-index: 2;
}

input:checked+.slider:before {
  transform: translateX(24px);
}

.slider-icon {
  color: var(--text-secondary);
  width: 12px;
  height: 12px;
  z-index: 1;
  transition: color 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.slider-icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

input:checked+.slider .sun-icon {
  color: var(--text-primary);
}

input:not(:checked)+.slider .moon-icon {
  color: var(--text-primary);
}

/* ============================================
   RESET & BASE
   ============================================ */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

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

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  line-height: 1.1;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

h1 {
  font-size: var(--text-hero);
  font-weight: var(--weight-black);
  background: var(--gradient-cyber);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: var(--glow-text);
}

h2 {
  font-size: var(--text-h2);
  font-weight: var(--weight-bold);
}

h3 {
  font-size: var(--text-h3);
  font-weight: var(--weight-semibold);
}

p {
  color: var(--text-secondary);
  font-size: var(--text-body-lg);
  line-height: 1.7;
}

/* ============================================
   HEADER FLOTANTE MINIMALISTA
   ============================================ */

header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  background: rgba(10, 14, 26, 0.5);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition-base);
}

header.scrolled {
  background: var(--bg-glass-strong);
  border-bottom: 1px solid rgba(0, 217, 255, 0.2);
  box-shadow: var(--shadow-elevated);
}

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

.logo {
  display: flex;
  align-items: center;
  transition: all var(--transition-base);
}

.logo a {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo-icon {
  width: 48px;
  height: 48px;
  transition: all var(--transition-base);
}

.logo:hover .logo-icon {
  filter: drop-shadow(var(--glow-cyan));
  transform: scale(1.05) rotate(5deg);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-xl);
  align-items: center;
}

.nav-menu a {
  color: var(--text-secondary);
  font-weight: var(--weight-medium);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  padding: var(--space-xs) 0;
  transition: color var(--transition-base);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-cyber);
  transition: width var(--transition-base);
  box-shadow: var(--glow-cyan);
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--accent-primary);
}

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

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: var(--text-2xl);
  cursor: pointer;
  padding: var(--space-xs);
}

/* Language Selector */
.lang-selector {
  position: relative;
  display: flex;
  align-items: center;
  margin-left: var(--space-md);
}

.lang-selector-button {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-xs) var(--space-md);
  color: var(--text-primary);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.lang-selector-button:hover {
  border-color: var(--accent-primary);
  box-shadow: var(--glow-cyan);
  background: var(--bg-elevated);
}

.lang-selector-button .current-lang {
  min-width: 30px;
  text-align: center;
}

.lang-selector-button svg {
  width: 16px;
  height: 16px;
  fill: var(--text-secondary);
  transition: transform var(--transition-base);
}

.lang-selector.active .lang-selector-button svg {
  transform: rotate(180deg);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + var(--space-xs));
  right: 0;
  background: var(--bg-elevated);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  min-width: 120px;
  box-shadow: var(--shadow-elevated);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-base);
  z-index: 1000;
  overflow: hidden;
}

.lang-selector.active .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: block;
  padding: var(--space-md);
  color: var(--text-primary);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: all var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.lang-option:last-child {
  border-bottom: none;
}

.lang-option:hover {
  background: var(--bg-glass);
  color: var(--accent-primary);
  padding-left: var(--space-lg);
}

.lang-option.active {
  background: var(--bg-glass);
  color: var(--accent-primary);
  font-weight: var(--weight-semibold);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--gradient-hero);
  padding-top: 80px;
}

/* Partículas de fondo */
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(0, 217, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255, 107, 53, 0.1) 0%, transparent 50%);
  animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 0.5;
  }

  50% {
    opacity: 1;
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 1000px;
  padding: 0 var(--space-lg);
  animation: fadeInUp 1s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero h1 {
  margin-bottom: var(--space-lg);
  animation: glitch 0.6s ease 0.3s both;
  position: relative;
}

/* Efecto Glitch */
@keyframes glitch {
  0% {
    transform: translate(0);
    filter: hue-rotate(0deg);
  }

  20% {
    transform: translate(-2px, 2px);
    filter: hue-rotate(90deg);
  }

  40% {
    transform: translate(-2px, -2px);
    filter: hue-rotate(180deg);
  }

  60% {
    transform: translate(2px, 2px);
    filter: hue-rotate(270deg);
  }

  80% {
    transform: translate(2px, -2px);
    filter: hue-rotate(360deg);
  }

  100% {
    transform: translate(0);
    filter: hue-rotate(0deg);
  }
}

.hero .tagline {
  font-size: var(--text-h3);
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  font-weight: var(--weight-regular);
  animation: fadeInUp 1s ease 0.5s both;
}

.hero .description {
  font-size: var(--text-body-lg);
  color: var(--text-muted);
  margin-bottom: var(--space-2xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 1s ease 0.7s both;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-2xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  animation: fadeInUp 1s ease 1s both;
}

.scroll-line {
  width: 2px;
  height: 40px;
  background: var(--gradient-cyber);
  border-radius: var(--radius-full);
  animation: scrollPulse 2s ease-in-out infinite;
  box-shadow: var(--glow-cyan);
}

@keyframes scrollPulse {

  0%,
  100% {
    opacity: 0.3;
    transform: scaleY(0.5);
  }

  50% {
    opacity: 1;
    transform: scaleY(1);
  }
}

.scroll-text {
  font-size: var(--text-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  font-family: var(--font-display);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-cyber);
  color: var(--text-primary);
  box-shadow: var(--glow-cyan-strong);
  border: 1px solid rgba(0, 217, 255, 0.3);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-cyan-strong), var(--shadow-floating);
}

.btn-large {
  padding: var(--space-lg) var(--space-2xl);
  font-size: var(--text-lg);
}

/* ============================================
   GLASSMORPHISM CARDS
   ============================================ */

.card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-cyber);
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: 1;
}

.card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: rgba(0, 217, 255, 0.5);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(0, 217, 255, 0.2);
}

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

/* Modern reveal for card content */
.card > * {
  position: relative;
  z-index: 2;
}

.card-icon {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-md);
  display: block;
  filter: drop-shadow(var(--glow-cyan));
}

/* Custom SVG Icons */
.card-icon svg {
  width: 64px;
  height: 64px;
  filter: drop-shadow(var(--glow-cyan));
  transition: all var(--transition-base);
}

.card:hover .card-icon svg {
  filter: drop-shadow(var(--glow-cyan-strong));
  transform: scale(1.1);
}

.card-icon svg use {
  fill: none;
  stroke: var(--accent-primary);
}

.card h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  font-size: var(--text-h3);
}

.card p {
  color: var(--text-secondary);
  font-size: var(--text-body);
}

/* ============================================
   BENTO GRID
   ============================================ */

.bento-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-3xl) 0;
}

.bento-grid-asymmetric {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.bento-grid-asymmetric .card-large {
  grid-column: span 2;
  grid-row: span 2;
}

.bento-grid-asymmetric .card-wide {
  grid-column: span 3;
}

/* ============================================
   SCROLLYTELLING - TIMELINE
   ============================================ */

.timeline {
  position: relative;
  padding: var(--space-4xl) 0;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(-50%);
  z-index: 0;
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-3xl);
  opacity: 0.3;
  transform: translateY(30px);
  transition: all var(--transition-slow);
  z-index: 1;
}

.timeline-item.active {
  opacity: 1;
  transform: translateY(0);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  background: var(--bg-primary);
  border: 3px solid var(--accent-primary);
  transform: translateX(-50%);
  box-shadow: var(--glow-cyan);
  transition: all var(--transition-base);
  z-index: 2;
}

.timeline-item.active::before {
  width: 24px;
  height: 24px;
  animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes pulseGlow {

  0%,
  100% {
    box-shadow: var(--glow-cyan);
  }

  50% {
    box-shadow: var(--glow-cyan-strong);
  }
}

.timeline-content {
  max-width: 500px;
  margin: 0 auto;
  text-align: center;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--glass-shadow);
}

.timeline-number {
  font-size: var(--text-5xl);
  font-weight: var(--weight-black);
  color: var(--accent-primary);
  margin-bottom: var(--space-md);
  text-shadow: var(--glow-text);
}

/* ============================================
   TESTIMONIALS
   ============================================ */

.testimonial {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-left: 4px solid var(--accent-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  position: relative;
  box-shadow: var(--glass-shadow);
}

.testimonial::before {
  content: '"';
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  font-size: 5rem;
  color: var(--accent-primary);
  opacity: 0.2;
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-text {
  font-style: italic;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  position: relative;
  z-index: 1;
  font-size: var(--text-body-lg);
}

.testimonial-author {
  font-weight: var(--weight-semibold);
  color: var(--accent-primary);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ============================================
   FORMS
   ============================================ */

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--space-md);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--text-base);
  font-family: var(--font-body);
  transition: all var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow), var(--glow-cyan);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* ============================================
   FORM MESSAGES
   ============================================ */

.form-message {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin: var(--space-md) 0;
  font-size: var(--text-base);
  line-height: 1.6;
  animation: slideIn 0.3s ease-out;
}

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

.form-message strong {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: var(--weight-semibold);
}

.form-message.form-success {
  background: rgba(0, 217, 255, 0.15);
  border: 1px solid var(--accent-primary);
  color: var(--accent-primary);
  box-shadow: var(--glow-cyan);
}

.form-message.form-success strong {
  color: var(--accent-primary);
}

.form-message.form-error {
  background: rgba(255, 107, 53, 0.15);
  border: 1px solid var(--accent-secondary);
  color: var(--accent-secondary);
  box-shadow: var(--glow-orange);
}

.form-message.form-error strong {
  color: var(--accent-secondary);
}

/* ============================================
   FOOTER
   ============================================ */

footer {
  background: var(--bg-secondary);
  padding: var(--space-3xl) 0 var(--space-lg);
  margin-top: var(--space-4xl);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

footer .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.footer-section h4 {
  color: var(--accent-primary);
  margin-bottom: var(--space-md);
  font-size: var(--text-lg);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.footer-section p,
.footer-section a {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  transition: color var(--transition-base);
}

.footer-section a:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-xl);
  margin-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  font-size: var(--text-xs);
}

.social-links {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.social-links {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  transition: all var(--transition-base);
  text-decoration: none;
  font-weight: var(--weight-semibold);
}

.social-links a:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
}

.social-links a.linkedin:hover {
  background: #0077B5;
  border-color: #0077B5;
  box-shadow: 0 0 20px rgba(0, 119, 181, 0.5);
}

.social-links a.facebook:hover {
  background: #1877F2;
  border-color: #1877F2;
  box-shadow: 0 0 20px rgba(24, 119, 242, 0.5);
}

/* ============================================
   UTILITIES
   ============================================ */

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-4xl) 0;
  position: relative;
}

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

.gradient-text {
  background: var(--gradient-cyber);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   HEADLINE OPTIONS
   ============================================ */

.headline-option-1,
.headline-option-2,
.headline-option-3 {
  animation: glitch 0.6s ease 0.3s both;
}

.headline-option-2 {
  background: var(--gradient-warm);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.headline-option-3 {
  background: linear-gradient(135deg, #00D9FF 0%, #FF6B35 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
  .bento-grid-asymmetric {
    grid-template-columns: 1fr;
  }

  .bento-grid-asymmetric .card-large,
  .bento-grid-asymmetric .card-wide {
    grid-column: span 1;
    grid-row: span 1;
  }

  .timeline::before {
    left: var(--space-md);
  }

  .timeline-item {
    padding-left: var(--space-2xl);
  }

  .timeline-item::before {
    left: var(--space-md);
    transform: translateX(0);
  }

  .timeline-item.active::before {
    transform: translateX(0);
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .lang-selector {
    margin-left: var(--space-sm);
    margin-top: var(--space-sm);
  }

  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: var(--bg-glass-strong);
    backdrop-filter: var(--glass-blur);
    flex-direction: column;
    padding: var(--space-xl);
    transition: left var(--transition-base);
    gap: var(--space-md);
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-menu li {
    width: 100%;
  }

  .nav-menu a {
    display: block;
    padding: var(--space-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  .hero h1 {
    font-size: clamp(2rem, 10vw, 4rem);
  }

  .bento-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   WHATSAPP FLOATING BUTTON
   ============================================ */

.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4), 0 0 30px rgba(37, 211, 102, 0.3);
  z-index: 999;
  transition: all var(--transition-base);
  cursor: pointer;
  text-decoration: none;
  animation: pulseWhatsApp 2s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6), 0 0 50px rgba(37, 211, 102, 0.5);
}

.whatsapp-float:active {
  transform: scale(0.95);
}

.whatsapp-float svg {
  width: 36px;
  height: 36px;
  fill: white;
}

@keyframes pulseWhatsApp {

  0%,
  100% {
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4), 0 0 30px rgba(37, 211, 102, 0.3);
  }

  50% {
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.6), 0 0 50px rgba(37, 211, 102, 0.5);
  }
}

@media (max-width: 768px) {
  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
  }

  .whatsapp-float svg {
    width: 32px;
    height: 32px;
  }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus visible para navegación por teclado */
*:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* ============================================
   SKIP LINK (Accessibility)
   ============================================ */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--accent-primary);
  color: var(--bg-primary);
  padding: var(--space-md);
  text-decoration: none;
  z-index: 10000;
  font-weight: var(--weight-bold);
}

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

/* ============================================
   BREADCRUMBS
   ============================================ */
.breadcrumbs {
  padding: var(--space-md) 0;
}

.breadcrumbs ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: var(--space-xs);
  font-size: var(--text-sm);
  align-items: center;
}

.breadcrumbs a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-base);
}

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

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

/* ============================================
   LOADING STATES & SKELETON SCREENS
   ============================================ */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  animation: loading-shimmer 1.5s infinite;
}

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

  100% {
    left: 100%;
  }
}

.skeleton {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

/* Form loading state */
.form-loading {
  pointer-events: none;
  opacity: 0.7;
}

.form-loading button {
  position: relative;
  color: transparent;
}

.form-loading button::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  border: 2px solid var(--bg-primary);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

/* ============================================
   TESTIMONIAL PHOTOS
   ============================================ */
.testimonial-photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto var(--space-md);
  border: 2px solid var(--accent-primary);
  box-shadow: 0 0 20px var(--accent-glow);
}

.testimonial-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.testimonial-photo-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--weight-bold);
  font-size: var(--text-2xl);
}

/* ============================================
   IMAGE OPTIMIZATION
   ============================================ */
img {
  max-width: 100%;
  height: auto;
}

img[loading="lazy"] {
  opacity: 0;
  transition: opacity 0.3s;
}

img[loading="lazy"].loaded {
  opacity: 1;
}

/* Responsive images */
picture {
  display: block;
}

/* ============================================
   PERFORMANCE: Lazy loading enhancement
   ============================================ */
.lazy-load {
  opacity: 0;
  transition: opacity 0.3s;
}

.lazy-load.loaded {
  opacity: 1;
}
/* ============================================
   SOLUTIONS SECTION
   ============================================ */
#soluciones .card {
  transition: all var(--transition-bounce);
}

#soluciones .card:hover {
  border-color: var(--accent-secondary);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(255, 107, 53, 0.2);
}

#soluciones .card::before {
  background: var(--gradient-warm);
}

#soluciones .card-wide {
  grid-column: span 2;
}

@media (max-width: 991px) {
  #soluciones .card-wide {
    grid-column: span 1;
  }
}