/*
  Galileo Contabilidad — Dark Premium Design
  -------------------------------------------
  Typography: Outfit (Google Fonts)
  Approach: Dark theme, glassmorphism, smooth animations
*/

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

/* ========================================
   CSS VARIABLES - DARK THEME
======================================== */
:root {
  /* Dark Background Colors */
  --bg: #030712;
  --bg-alt: #0a0f1a;
  --bg-dark: #000000;
  --surface: rgba(15, 23, 42, 0.8);
  --surface-solid: #0f172a;
  --surface-elevated: rgba(30, 41, 59, 0.9);
  
  /* Text Colors */
  --text: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  /* Border Colors */
  --border: rgba(51, 65, 85, 0.6);
  --border-light: rgba(30, 41, 59, 0.5);
  --border-glow: rgba(37, 99, 235, 0.3);
  
  /* Brand Colors */
  --primary: #3b82f6;
  --primary-dark: #2563eb;
  --primary-light: rgba(59, 130, 246, 0.15);
  --primary-glow: rgba(59, 130, 246, 0.4);
  --accent: #f59e0b;
  --accent-light: rgba(245, 158, 11, 0.15);
  --success: #10b981;
  --success-light: rgba(16, 185, 129, 0.15);
  
  /* Gradient Colors */
  --gradient-1: #3b82f6;
  --gradient-2: #8b5cf6;
  --gradient-3: #06b6d4;
  
  /* Shadows - Enhanced for dark theme */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.15);
  --shadow-glow-accent: 0 0 40px rgba(245, 158, 11, 0.15);
  
  /* Layout */
  --container: 1200px;
  --container-sm: 900px;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  /* Typography */
  --font: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --h1: clamp(2.25rem, 5vw, 3.5rem);
  --h2: clamp(1.5rem, 3vw, 2.25rem);
  --h3: 1.125rem;
  
  /* Spacing */
  --section-padding: clamp(4rem, 8vw, 6rem);
  
  /* Transitions */
  --transition: 0.2s ease;
  --transition-slow: 0.3s ease;
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Animated gradient background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 20% -20%, rgba(59, 130, 246, 0.15), transparent),
    radial-gradient(ellipse 60% 40% at 80% 0%, rgba(139, 92, 246, 0.1), transparent),
    radial-gradient(ellipse 50% 30% at 10% 100%, rgba(6, 182, 212, 0.08), transparent);
  pointer-events: none;
  z-index: -1;
  animation: gradientShift 15s ease-in-out infinite alternate;
}

@keyframes gradientShift {
  0% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
  100% {
    opacity: 0.8;
    transform: scale(1.1) translateY(-20px);
  }
}

/* Floating particles effect */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(2px 2px at 20% 30%, rgba(255,255,255,0.1), transparent),
    radial-gradient(2px 2px at 40% 70%, rgba(255,255,255,0.08), transparent),
    radial-gradient(1px 1px at 90% 40%, rgba(255,255,255,0.1), transparent),
    radial-gradient(2px 2px at 60% 20%, rgba(255,255,255,0.06), transparent),
    radial-gradient(1px 1px at 30% 80%, rgba(255,255,255,0.08), transparent),
    radial-gradient(2px 2px at 70% 60%, rgba(255,255,255,0.05), transparent),
    radial-gradient(1px 1px at 10% 50%, rgba(255,255,255,0.1), transparent),
    radial-gradient(1px 1px at 80% 90%, rgba(255,255,255,0.07), transparent);
  background-size: 100% 100%;
  pointer-events: none;
  z-index: -1;
  animation: particleFloat 20s linear infinite;
}

@keyframes particleFloat {
  0% {
    transform: translateY(0) rotate(0deg);
  }
  100% {
    transform: translateY(-100px) rotate(5deg);
  }
}

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

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

ul, ol {
  list-style: none;
}

/* Skip Link */
.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 9999;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  padding: 0.75rem 1.5rem;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

/* ========================================
   LAYOUT
======================================== */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

.section-alt {
  background: rgba(10, 15, 30, 0.5);
  position: relative;
}

.section-alt::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 50% 50% at 0% 0%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse 50% 50% at 100% 100%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.section-dark {
  background: var(--bg-dark);
  color: #fff;
}

/* ========================================
   TYPOGRAPHY
======================================== */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: var(--h1); }
h2 { font-size: var(--h2); }
h3 { font-size: var(--h3); }

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.section-header .kicker {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  background: var(--primary-light);
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
  border: 1px solid rgba(59, 130, 246, 0.3);
  animation: kickerGlow 3s ease-in-out infinite alternate;
}

@keyframes kickerGlow {
  0% {
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.1);
  }
  100% {
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
  }
}

.section-header h2 {
  margin-bottom: 0.75rem;
  background: linear-gradient(135deg, var(--text) 0%, var(--text-secondary) 50%, var(--text) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 100%;
  animation: textShimmer 8s ease-in-out infinite;
}

@keyframes textShimmer {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.125rem;
}

/* Legacy support */
.section-head {
  margin-bottom: 2.5rem;
}

.section-head .kicker {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.section-head h2 {
  margin-bottom: 0.5rem;
}

.section-head p {
  color: var(--text-secondary);
  max-width: 600px;
}

/* ========================================
   HEADER / NAVIGATION
======================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(3, 7, 18, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: all var(--transition-slow);
}

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

.site-header:hover::after {
  opacity: 1;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand img {
  height: 40px;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav a:not(.btn) {
  padding: 0.5rem 0.875rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius);
  transition: all var(--transition);
}

.nav a:not(.btn):hover {
  color: var(--text);
  background: var(--bg-alt);
}

.nav .btn {
  margin-left: 0.75rem;
}

.nav-toggle {
  display: none;
  padding: 0.5rem 1rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
}

/* ========================================
   BUTTONS
======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.btn::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 ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  box-shadow: 0 4px 20px var(--primary-glow);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px var(--primary-glow), 0 0 20px var(--primary-glow);
}

.btn-primary:active {
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--surface-elevated);
  border-color: var(--primary);
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.1);
}

.btn-white {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
}

.btn-white:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  transition: all var(--transition-slow);
  backdrop-filter: blur(10px);
}

.badge:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.2);
  transform: translateY(-1px);
}

/* ========================================
   HERO SECTION
======================================== */
.hero {
  padding: 6rem 0 5rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background:
    radial-gradient(circle at 30% 20%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 70% 80%, rgba(139, 92, 246, 0.06) 0%, transparent 40%);
  animation: heroGlow 10s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes heroGlow {
  0% {
    transform: rotate(0deg) scale(1);
  }
  100% {
    transform: rotate(10deg) scale(1.1);
  }
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 150px;
  background: linear-gradient(to bottom, transparent, var(--bg));
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.eyebrow .dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.1); }
}

.hero h1 {
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.lead {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Hero Card */
.hero-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  backdrop-filter: blur(20px);
  position: relative;
  animation: cardFloat 6s ease-in-out infinite;
}

@keyframes cardFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.hero-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.3), transparent, rgba(139, 92, 246, 0.3));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.mock {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface-solid);
}

.mock-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: rgba(15, 23, 42, 0.9);
  border-bottom: 1px solid var(--border);
}

.dots {
  display: flex;
  gap: 6px;
}

.dots span {
  width: 10px;
  height: 10px;
  background: var(--border);
  border-radius: 50%;
  transition: all var(--transition);
}

.dots span:nth-child(1) { background: #ef4444; }
.dots span:nth-child(2) { background: #f59e0b; }
.dots span:nth-child(3) { background: #10b981; }

.mock-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mock-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.mock-row::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--primary);
  transform: scaleY(0);
  transition: transform var(--transition-slow);
}

.mock-row:hover {
  border-color: var(--border-glow);
  background: var(--primary-light);
  transform: translateX(4px);
}

.mock-row:hover::before {
  transform: scaleY(1);
}

.mock-row strong {
  display: block;
  font-size: 0.9375rem;
  margin-bottom: 0.125rem;
}

.mock-row span {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ========================================
   PRESS SECTION
======================================== */
.press-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 2.5rem;
}

/* Press Logo Links - Image based */
.press-logo-link {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  background: transparent;
  border: none;
  transition: all var(--transition-slow);
}

.press-logo-link img {
  height: 45px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  transition: all var(--transition-slow);
  opacity: 0.6;
  filter: brightness(1.1);
}

.press-logo-link:hover {
  transform: translateY(-4px);
}

.press-logo-link:hover img {
  opacity: 1;
  transform: scale(1.1);
}

/* Logo oscuro que necesita invertirse a blanco */
.press-logo-link img.logo-invert {
  filter: brightness(0) invert(1);
  opacity: 0.6;
}

.press-logo-link:hover img.logo-invert {
  filter: brightness(0) invert(1);
  opacity: 1;
}

/* Text-based press links (fallback) */
.press-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.25rem;
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  transition: all var(--transition-slow);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.press-link::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary-light) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.press-link:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(59, 130, 246, 0.2);
}

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

.press-arrow {
  opacity: 0;
  transform: translateX(-4px);
  transition: all var(--transition-slow);
  position: relative;
  z-index: 1;
}

.press-name {
  position: relative;
  z-index: 1;
}

.press-link:hover .press-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* Clients Grid */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.5rem;
  align-items: center;
}

.client-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition-slow);
  backdrop-filter: blur(10px);
  aspect-ratio: 16/9;
}

.client-logo img {
  max-width: 100%;
  max-height: 60px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(100%) brightness(0.8);
  opacity: 0.7;
  transition: all var(--transition-slow);
}

.client-logo:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

.client-logo:hover img {
  filter: grayscale(0%) brightness(1);
  opacity: 1;
}

/* Placeholder para logos pendientes */
.client-logo-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 0.875rem;
  aspect-ratio: 16/9;
  transition: all var(--transition-slow);
}

.client-logo-placeholder:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* Legacy clients badges */
.clients-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.client-badge {
  padding: 0.75rem 1.25rem;
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  transition: all var(--transition);
}

.client-badge:hover {
  border-color: var(--accent);
  background: var(--accent-light);
  color: var(--text);
}

/* ========================================
   FEATURES GRID
======================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.grid.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* Card */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: all var(--transition-slow);
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.card:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
  transform: translateY(-6px);
}

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

.card .icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-light) 0%, rgba(139, 92, 246, 0.1) 100%);
  color: var(--primary);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  border: 1px solid rgba(59, 130, 246, 0.2);
  transition: all var(--transition-slow);
}

.card:hover .icon {
  box-shadow: 0 0 20px var(--primary-glow);
  transform: scale(1.05);
}

.card .icon svg {
  width: 24px;
  height: 24px;
}

.card h3 {
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--text) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.card p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

/* Split Layout */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 3rem;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Callout */
.callout {
  margin-top: 0;
}

.callout-inner {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent-light) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
}

.callout-inner h2 {
  margin-bottom: 0.75rem;
}

.callout-inner p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  max-width: 500px;
}

.callout-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ========================================
   PORTAL SECTION - DESTACADO
======================================== */
.portal-section {
  padding: calc(var(--section-padding) + 2rem) 0;
  background: linear-gradient(180deg, rgba(10, 15, 30, 0.95) 0%, rgba(3, 7, 18, 1) 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.portal-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
  transform: translateX(-50%);
  pointer-events: none;
  animation: portalGlow 8s ease-in-out infinite alternate;
}

@keyframes portalGlow {
  0% {
    opacity: 0.5;
    transform: translateX(-50%) scale(1);
  }
  100% {
    opacity: 1;
    transform: translateX(-50%) scale(1.2);
  }
}

.portal-section::after {
  content: '';
  position: absolute;
  bottom: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.portal-section .kicker {
  color: var(--accent);
  background: var(--accent-light);
}

.portal-section h2 {
  color: #fff;
}

.portal-section p {
  color: rgba(255, 255, 255, 0.8);
}

.portal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.portal-content {
  order: 1;
}

.portal-content .kicker {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 1rem;
}

.portal-content h2 {
  margin-bottom: 1rem;
}

.portal-content > p {
  font-size: 1.0625rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.portal-features {
  margin-bottom: 2rem;
  list-style: none;
  padding: 0;
}

.portal-features li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.9375rem;
  line-height: 1.6;
  align-items: start;
}

.portal-features li:last-child {
  border-bottom: none;
}

.portal-features li::before {
  content: "✓";
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--success);
  color: #fff;
  border-radius: 50%;
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0;
}

.portal-features li strong {
  color: #fff;
  display: block;
  margin-bottom: 0.25rem;
  font-size: 1rem;
}

.portal-features .feature-text {
  display: flex;
  flex-direction: column;
}

.portal-preview {
  order: 2;
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.portal-preview img {
  width: 100%;
  height: auto;
  display: block;
}

/* Placeholder cuando no hay imagen */
.portal-placeholder {
  padding: 2.5rem 2rem;
  text-align: center;
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(51, 65, 85, 0.6) 100%);
  color: var(--text-secondary);
  min-height: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}

.portal-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, transparent 50%, rgba(139, 92, 246, 0.05) 100%);
  pointer-events: none;
}

.portal-placeholder .placeholder-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, var(--primary) 0%, #8b5cf6 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 40px rgba(59, 130, 246, 0.4);
  animation: iconPulse 3s ease-in-out infinite;
  position: relative;
  z-index: 1;
}

@keyframes iconPulse {
  0%, 100% {
    box-shadow: 0 10px 40px rgba(59, 130, 246, 0.4);
  }
  50% {
    box-shadow: 0 15px 50px rgba(59, 130, 246, 0.6), 0 0 30px rgba(139, 92, 246, 0.3);
  }
}

.portal-placeholder h4 {
  color: var(--text);
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.portal-placeholder p {
  color: var(--text-secondary);
  max-width: 300px;
  font-size: 0.9375rem;
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

.portal-placeholder .badge {
  background: rgba(15, 23, 42, 0.8);
  border-color: var(--border);
  position: relative;
  z-index: 1;
}

/* ========================================
   REPORTS SECTION
======================================== */
.reports-section {
  background: var(--bg-alt);
}

.reports-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.report-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  text-align: center;
  transition: all var(--transition-slow);
}

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

.report-card .icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius);
}

.report-card .icon svg {
  width: 28px;
  height: 28px;
}

.report-card h3 {
  margin-bottom: 0.5rem;
}

.report-card p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

/* ========================================
   PRICING
======================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.5rem;
  align-items: start;
}

.price-card {
  background: var(--surface);
  border: 2px solid var(--primary);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-glow);
}

.price-card::before {
  content: "Recomendado";
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary) 0%, #8b5cf6 100%);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.price-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: linear-gradient(180deg, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.price-card h3 {
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}

.price {
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary) 0%, #8b5cf6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0.5rem 0;
  position: relative;
  z-index: 1;
}

.price small {
  font-size: 1rem;
  font-weight: 500;
  -webkit-text-fill-color: var(--text-muted);
}

.price-note {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.list {
  padding-left: 0;
}

.list li {
  position: relative;
  padding: 0.5rem 0 0.5rem 1.5rem;
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: bold;
}

/* ========================================
   TESTIMONIAL
======================================== */
.quote {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.quote blockquote {
  font-size: 1.25rem;
  font-style: italic;
  color: var(--text);
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.quote blockquote::before {
  content: """;
  display: block;
  font-size: 4rem;
  line-height: 1;
  color: var(--primary);
  opacity: 0.3;
}

.quote footer {
  font-weight: 600;
  color: var(--text-secondary);
}

/* ========================================
   FAQ
======================================== */
.faq {
  max-width: 800px;
  margin: 0 auto;
}

.faq details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
  transition: all var(--transition-slow);
  backdrop-filter: blur(10px);
}

.faq details:hover {
  border-color: var(--border-glow);
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.1);
}

.faq details[open] {
  box-shadow: var(--shadow-glow);
  border-color: var(--primary);
  background: rgba(59, 130, 246, 0.05);
}

.faq summary {
  padding: 1.25rem 1.5rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
  transition: all var(--transition);
}

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

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

.faq summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--primary);
  transition: all var(--transition-slow);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--primary-light);
}

.faq details[open] summary::after {
  transform: rotate(45deg);
  background: var(--primary);
  color: #fff;
}

.faq .answer {
  padding: 0 1.5rem 1.5rem;
  color: var(--text-secondary);
  line-height: 1.7;
  animation: fadeInDown 0.3s ease;
}

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

.faq .answer .list {
  margin-top: 1rem;
}

/* ========================================
   FORMS
======================================== */
.form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

input, textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font);
  font-size: 1rem;
  color: var(--text);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
}

input:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

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

.note {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ========================================
   CONTACT SIMPLE
======================================== */
.contact-simple {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.contact-card {
  background: linear-gradient(135deg, var(--primary) 0%, #8b5cf6 100%);
  color: #fff;
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(59, 130, 246, 0.3);
}

.contact-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 50%);
  animation: contactGlow 5s ease-in-out infinite;
}

@keyframes contactGlow {
  0%, 100% {
    transform: translate(0, 0);
  }
  50% {
    transform: translate(10%, 10%);
  }
}

.contact-card h3 {
  color: #fff;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 1;
}

.contact-card p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.contact-card .btn {
  background: rgba(255, 255, 255, 0.95);
  color: var(--primary);
  width: 100%;
  position: relative;
  z-index: 1;
  border: none;
}

.contact-card .btn:hover {
  background: #fff;
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.contact-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
}

.contact-item {
  padding: 1rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition-slow);
  backdrop-filter: blur(10px);
}

.contact-item:hover {
  border-color: var(--border-glow);
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.15);
  transform: translateX(5px);
}

.contact-item strong {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  margin-bottom: 0.25rem;
}

.contact-item a {
  color: var(--text);
  font-weight: 500;
  transition: color var(--transition);
}

.contact-item a:hover {
  color: var(--primary);
}

/* ========================================
   FOOTER
======================================== */
.site-footer {
  background: rgba(3, 7, 18, 0.95);
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  position: relative;
}

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

.footer-simple {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}

.footer-simple .brand img {
  height: 40px;
  width: auto;
  transition: all var(--transition);
}

.footer-simple .brand:hover img {
  opacity: 0.8;
}

.footer-links-inline {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
}

.footer-links-inline a {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  transition: all var(--transition);
  position: relative;
}

.footer-links-inline a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition);
}

.footer-links-inline a:hover {
  color: var(--primary);
}

.footer-links-inline a:hover::after {
  width: 100%;
}

.footer-bottom-simple {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  width: 100%;
  justify-content: center;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

/* Legacy footer support */
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h3 {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-col .brand img {
  margin-bottom: 1rem;
}

.footer-col .note {
  max-width: 300px;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  transition: color var(--transition);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ========================================
   PAGE HERO (Inner pages)
======================================== */
.page-hero {
  padding: 4rem 0 3rem;
  background: linear-gradient(180deg, var(--bg-alt) 0%, var(--bg) 100%);
  text-align: center;
}

.page-hero h1 {
  margin-bottom: 1rem;
}

.page-hero .lead {
  max-width: 600px;
  margin: 0 auto;
}

/* ========================================
   ANIMATIONS
======================================== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 1s cubic-bezier(0.16, 1, 0.3, 1),
              filter 1s ease;
  filter: blur(10px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

/* Staggered animations for grid items */
.features-grid .card,
.reports-grid .report-card,
.press-logos .press-link,
.press-logos .press-logo-link,
.clients-logos .client-badge {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              border-color var(--transition),
              box-shadow var(--transition-slow),
              background var(--transition);
}

.reveal.is-visible .card,
.reveal.is-visible .report-card,
.reveal.is-visible .press-link,
.reveal.is-visible .press-logo-link,
.reveal.is-visible .client-badge {
  opacity: 1;
  transform: translateY(0);
}

.reveal.is-visible .card:nth-child(1),
.reveal.is-visible .report-card:nth-child(1),
.reveal.is-visible .press-link:nth-child(1),
.reveal.is-visible .press-logo-link:nth-child(1),
.reveal.is-visible .client-badge:nth-child(1) { transition-delay: 0.05s; }

.reveal.is-visible .card:nth-child(2),
.reveal.is-visible .report-card:nth-child(2),
.reveal.is-visible .press-link:nth-child(2),
.reveal.is-visible .press-logo-link:nth-child(2),
.reveal.is-visible .client-badge:nth-child(2) { transition-delay: 0.1s; }

.reveal.is-visible .card:nth-child(3),
.reveal.is-visible .report-card:nth-child(3),
.reveal.is-visible .press-link:nth-child(3),
.reveal.is-visible .press-logo-link:nth-child(3),
.reveal.is-visible .client-badge:nth-child(3) { transition-delay: 0.15s; }

.reveal.is-visible .card:nth-child(4),
.reveal.is-visible .press-link:nth-child(4),
.reveal.is-visible .press-logo-link:nth-child(4),
.reveal.is-visible .client-badge:nth-child(4) { transition-delay: 0.2s; }

.reveal.is-visible .card:nth-child(5),
.reveal.is-visible .press-link:nth-child(5),
.reveal.is-visible .press-logo-link:nth-child(5),
.reveal.is-visible .client-badge:nth-child(5) { transition-delay: 0.25s; }

.reveal.is-visible .client-badge:nth-child(6) { transition-delay: 0.3s; }

/* Smooth section fade transitions */
.section-header {
  position: relative;
  z-index: 2;
}

/* Portal features staggered animation */
.portal-features li {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.is-visible .portal-features li {
  opacity: 1;
  transform: translateX(0);
}

.reveal.is-visible .portal-features li:nth-child(1) { transition-delay: 0.1s; }
.reveal.is-visible .portal-features li:nth-child(2) { transition-delay: 0.15s; }
.reveal.is-visible .portal-features li:nth-child(3) { transition-delay: 0.2s; }
.reveal.is-visible .portal-features li:nth-child(4) { transition-delay: 0.25s; }
.reveal.is-visible .portal-features li:nth-child(5) { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ========================================
   RESPONSIVE
======================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .hero-card {
    max-width: 500px;
    margin: 0 auto;
  }
  
  .portal-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .portal-content {
    order: 2;
    text-align: center;
  }
  
  .portal-preview {
    order: 1;
    max-width: 500px;
    margin: 0 auto;
  }
  
  .portal-features li {
    justify-content: center;
    text-align: left;
  }
  
  .portal-content .callout-actions {
    justify-content: center;
  }
  
  .features-grid,
  .grid.features,
  .reports-grid {
    grid-template-columns: 1fr;
  }
  
  .clients-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
  
  .split {
    grid-template-columns: 1fr;
  }
  
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-simple {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-col .note {
    max-width: none;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }
  
  .nav {
    position: absolute;
    top: 100%;
    left: 1rem;
    right: 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    display: none;
  }
  
  .nav.open {
    display: flex;
  }
  
  .nav a:not(.btn) {
    padding: 0.75rem 1rem;
    text-align: center;
  }
  
  .nav .btn {
    margin: 0.5rem 0 0;
    width: 100%;
  }
  
  .hero {
    text-align: center;
  }
  
  .cta-row,
  .meta-row {
    justify-content: center;
  }
  
  .section-head {
    text-align: center;
  }
  
  .section-head p {
    max-width: none;
  }
  
  .press-logos,
  .clients-logos {
    gap: 1rem;
  }
  
  .clients-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .press-logo-link {
    padding: 0.5rem;
  }
  
  .press-logo-link img {
    height: 32px;
    max-width: 100px;
  }
  
  .press-link,
  .client-badge {
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }
  
  .hero {
    padding: 3rem 0;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .cta-row {
    flex-direction: column;
  }
}

/* ========================================
   UTILITIES
======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }