/* ==========================================================================
   DESIGN SYSTEM & VARIABLES (DARK MODE PREMIUM - "LUZ EN LA OSCURIDAD")
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800;900&display=swap');

:root {
  /* Colors */
  --bg-dark: #030712;      /* Negro espacial */
  --bg-deep: #090d16;      /* Azul profundo */
  --bg-card: rgba(15, 23, 42, 0.6);   /* Vidrio oscuro */
  --bg-glass-nav: rgba(3, 7, 18, 0.7);
  
  --text-primary: #f9fafb;   /* Blanco marfil */
  --text-secondary: #9ca3af; /* Gris plata */
  --text-muted: #6b7280;     /* Gris oscuro */
  
  --primary: #06b6d4;        /* Cian Eléctrico */
  --primary-light: #22d3ee;
  --secondary: #3b82f6;      /* Azul Esperanza */
  --secondary-light: #60a5fa;
  --accent-wa: #22c55e;      /* Verde WhatsApp */
  --accent-tg: #24a1de;      /* Azul Telegram */
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(6, 182, 212, 0.35);
  
  /* Fonts */
  --font-headings: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Shadows & Glows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.5);
  --glow-cyan: 0 0 25px rgba(6, 182, 212, 0.35);
  --glow-wa: 0 0 25px rgba(34, 197, 94, 0.35);
  --glow-tg: 0 0 25px rgba(36, 161, 222, 0.35);
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-dark);
}

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

/* Base Ambient Lighting (Glow Blobs) */
.ambient-glow {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: var(--radius-full);
  filter: blur(120px);
  z-index: -2;
  opacity: 0.6;
  pointer-events: none;
}

.glow-top-left {
  top: -100px;
  left: -100px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
}

.glow-mid-right {
  top: 800px;
  right: -100px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, transparent 70%);
}

.glow-bottom-left {
  bottom: 200px;
  left: -200px;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.1) 0%, transparent 70%);
}

/* ==========================================================================
   TYPOGRAPHY & GRADIENTS
   ========================================================================== */
h1, h2, h3, h4 {
  font-family: var(--font-headings);
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 5.5vw, 3.8rem);
  font-weight: 900;
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 700;
}

p {
  color: var(--text-secondary);
  font-size: clamp(1rem, 2vw, 1.15rem);
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 40%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 4px 30px rgba(0, 0, 0, 0.25);
}

/* ==========================================================================
   LAYOUT CONTAINERS
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 120px 0;
}

@media (max-width: 768px) {
  .section-padding {
    padding: 80px 0;
  }
}

/* ==========================================================================
   BUTTONS & INTERACTIVES
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 34px;
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.05);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

/* WhatsApp Button styling */
.btn-whatsapp {
  background: linear-gradient(135deg, var(--accent-wa) 0%, #16a34a 100%);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(34, 197, 94, 0.2);
}

.btn-whatsapp:hover {
  transform: translateY(-3px);
  box-shadow: var(--glow-wa);
  filter: brightness(1.08);
}

/* Telegram Button styling */
.btn-telegram {
  background: linear-gradient(135deg, var(--accent-tg) 0%, #1a82b8 100%);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(36, 161, 222, 0.2);
}

.btn-telegram:hover {
  transform: translateY(-3px);
  box-shadow: var(--glow-tg);
  filter: brightness(1.08);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--primary);
  box-shadow: 0 5px 15px rgba(6, 182, 212, 0.1);
  transform: translateY(-3px);
}

/* Micro-animations */
@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.35);
  }
  70% {
    box-shadow: 0 0 0 16px rgba(34, 197, 94, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
  }
}

.pulse-animation {
  animation: pulseGlow 2.5s infinite;
}

/* ==========================================================================
   HEADER / NAVIGATION (GLASSMORPHIC)
   ========================================================================== */
header {
  position: sticky;
  top: 0;
  background-color: var(--bg-glass-nav);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  z-index: 100;
  transition: all var(--transition-fast);
}

header.scrolled {
  background-color: rgba(9, 13, 22, 0.95);
  border-bottom-color: rgba(6, 182, 212, 0.25);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

.logo:hover {
  opacity: 0.85;
}

.logo-svg {
  height: 48px;
  width: auto;
  display: block;
  filter: drop-shadow(0 2px 12px rgba(6, 182, 212, 0.15));
  transition: transform var(--transition-normal);
}

.logo:hover .logo-svg {
  transform: scale(1.025);
}

.footer-logo .logo-svg {
  height: 40px;
}

.logo-img {
  height: 48px;
  width: auto;
  display: block;
  transition: transform var(--transition-normal);
}

.logo:hover .logo-img {
  transform: scale(1.025);
}

.footer-logo .logo-img {
  height: 40px;
}

.badge-info {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background-color: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.2);
  color: var(--primary-light);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  box-shadow: 0 0 10px rgba(6, 182, 212, 0.05);
}

/* ==========================================================================
   STEPS SECTION (AHORA PRIMERO / TOP FOLD)
   ========================================================================== */
.steps-section {
  position: relative;
  padding: 80px 0 100px 0;
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  text-align: center;
  max-width: 850px;
  margin: 0 auto 60px auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.section-header h1 {
  margin-bottom: 8px;
}

.section-label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--primary-light);
}

.top-cta-group {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 15px;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
  position: relative;
}

/* Animated connecting progress bar */
.steps-grid::before {
  content: '';
  position: absolute;
  top: 55px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(to right, rgba(6, 182, 212, 0.3) 0%, rgba(59, 130, 246, 0.3) 50%, rgba(6, 182, 212, 0.05) 100%);
  z-index: 0;
}

@media (max-width: 992px) {
  .steps-grid::before {
    display: none;
  }
}

.step-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: all var(--transition-normal);
  position: relative;
  z-index: 1;
}

.step-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at 10% 10%, rgba(6, 182, 212, 0.08) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: -1;
}

.step-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-xl), var(--glow-cyan);
}

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

.step-number {
  font-family: var(--font-headings);
  font-size: 3rem;
  font-weight: 900;
  line-height: 1;
  color: rgba(6, 182, 212, 0.12);
  transition: all var(--transition-normal);
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.15) 0%, rgba(59, 130, 246, 0.05) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  width: max-content;
}

.step-card:hover .step-number {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.step-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.step-desc {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (max-width: 992px) {
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  
  .step-card {
    padding: 32px 24px;
  }
}

/* ==========================================================================
   BRAND BANNER SECTION
   ========================================================================== */
.brand-banner-section {
  padding: 40px 0;
  position: relative;
  overflow: hidden;
}

.banner-wrapper {
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl), 0 20px 40px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background-color: var(--bg-deep);
  transition: border-color var(--transition-normal);
}

.banner-wrapper:hover {
  border-color: var(--primary);
}

.brand-banner-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.banner-wrapper:hover .brand-banner-img {
  transform: scale(1.012);
}

/* ==========================================================================
   HERO / DETALLE SECTION (AHORA SEGUNDO)
   ========================================================================== */
.hero {
  background-color: var(--bg-deep);
  border-bottom: 1px solid var(--border-color);
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 70px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.hero-content h2 {
  font-size: clamp(2rem, 3.5vw, 2.5rem);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Floating light ring under illustration */
.hero-visual::before {
  content: '';
  position: absolute;
  width: 90%;
  height: 90%;
  border-radius: var(--radius-lg);
  background: radial-gradient(circle, rgba(6, 182, 212, 0.05) 0%, transparent 60%);
  filter: blur(40px);
  z-index: 0;
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 440px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl), 0 20px 40px rgba(0, 0, 0, 0.5);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background-color: #060913;
  z-index: 1;
  transition: border-color var(--transition-normal);
}

.hero-image-wrapper:hover {
  border-color: var(--primary);
}

.hero-image {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-slow);
}

.hero-image-wrapper:hover .hero-image {
  transform: scale(1.02) rotate(0.5deg);
}

@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }
  
  .hero-content {
    align-items: center;
  }
}

/* ==========================================================================
   USER SEGMENTS (SPLIT CARDS)
   ========================================================================== */
.segments-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.segment-card {
  border-radius: var(--radius-lg);
  padding: 50px 40px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: all var(--transition-normal);
}

.segment-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-6px);
}

.segment-card-family {
  border-top: 4px solid var(--secondary);
}

.segment-card-family:hover {
  border-top-color: var(--secondary-light);
  box-shadow: var(--shadow-xl), 0 10px 30px rgba(59, 130, 246, 0.15);
}

.segment-card-rescue {
  border-top: 4px solid var(--primary);
}

.segment-card-rescue:hover {
  border-top-color: var(--primary-light);
  box-shadow: var(--shadow-xl), 0 10px 30px rgba(6, 182, 212, 0.15);
}

.segment-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.segment-card-family .segment-icon {
  background-color: rgba(59, 130, 246, 0.08);
  color: var(--secondary-light);
}

.segment-card-rescue .segment-icon {
  background-color: rgba(6, 182, 212, 0.08);
  color: var(--primary-light);
}

.segment-title {
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.segment-desc {
  font-size: 1.02rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.segment-actions {
  display: flex;
  gap: 16px;
  z-index: 2;
  margin-top: 10px;
}

.segment-actions .btn {
  flex: 1;
}

@media (max-width: 1200px) {
  .segment-actions {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .segments-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  
  .segment-card {
    padding: 36px 24px;
  }
}

/* ==========================================================================
   TRUST & PRIVACY CALLOUT (CREDENTIAL DESIGN)
   ========================================================================== */
.trust-banner {
  background: radial-gradient(135deg, rgba(6, 182, 212, 0.05) 0%, rgba(59, 130, 246, 0.03) 100%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(6, 182, 212, 0.15);
  border-radius: var(--radius-lg);
  padding: 44px;
  display: flex;
  align-items: center;
  gap: 36px;
  margin-top: 90px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.trust-icon {
  flex-shrink: 0;
  width: 68px;
  height: 68px;
  border-radius: var(--radius-full);
  background: rgba(3, 7, 18, 0.5);
  border: 1.5px solid rgba(6, 182, 212, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-light);
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.15);
}

.trust-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.trust-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.trust-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (max-width: 768px) {
  .trust-banner {
    flex-direction: column;
    text-align: center;
    padding: 32px 24px;
    gap: 24px;
  }
}

/* ==========================================================================
   FOOTER & FLAGS (ELEGANT DARK)
   ========================================================================== */
footer {
  background-color: #02040a;
  border-top: 1px solid var(--border-color);
  padding: 70px 0 45px 0;
  position: relative;
}

.footer-grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 36px;
  text-align: center;
}

.footer-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-headings);
  font-weight: 800;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 1.25rem;
}

.footer-logo svg {
  color: var(--primary);
  filter: drop-shadow(0 0 5px rgba(6, 182, 212, 0.3));
}

.footer-tagline {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 500px;
}

.footer-divider {
  width: 100%;
  height: 1px;
  background-color: var(--border-color);
}

.footer-meta {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* Flags badge container */
.flags-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  background-color: rgba(255, 255, 255, 0.02);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  color: var(--text-secondary);
}

.flags-list {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.flag {
  display: inline-flex;
  flex-direction: column;
  width: 22px;
  height: 14px;
  border-radius: 2px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform var(--transition-fast);
}

.flag:hover {
  transform: scale(1.18) translateY(-1px);
}

/* El Salvador flag styling */
.flag-sv .stripe-blue { background-color: #002f6c; height: 33.33%; width: 100%; }
.flag-sv .stripe-white { background-color: #ffffff; height: 33.33%; width: 100%; }

/* Venezuela flag styling */
.flag-ve .stripe-yellow { background-color: #fcd34d; height: 33.33%; width: 100%; }
.flag-ve .stripe-blue { background-color: #002f6c; height: 33.33%; width: 100%; }
.flag-ve .stripe-red { background-color: #ef4444; height: 33.34%; width: 100%; }

/* Colombia flag styling */
.flag-co .stripe-yellow { background-color: #fcd34d; height: 50%; width: 100%; }
.flag-co .stripe-blue { background-color: #002f6c; height: 25%; width: 100%; }
.flag-co .stripe-red { background-color: #ef4444; height: 25%; width: 100%; }

/* Ecuador flag styling */
.flag-ec .stripe-yellow { background-color: #fcd34d; height: 50%; width: 100%; }
.flag-ec .stripe-blue { background-color: #002f6c; height: 25%; width: 100%; }
.flag-ec .stripe-red { background-color: #ef4444; height: 25%; width: 100%; }

/* Bolivia flag styling */
.flag-bo .stripe-red { background-color: #ef4444; height: 33.33%; width: 100%; }
.flag-bo .stripe-yellow { background-color: #fcd34d; height: 33.33%; width: 100%; }
.flag-bo .stripe-green { background-color: #006847; height: 33.34%; width: 100%; }

/* Peru flag styling */
.flag-pe {
  flex-direction: row;
}
.flag-pe .col-red { background-color: #ef4444; width: 33.33%; height: 100%; }
.flag-pe .col-white { background-color: #ffffff; width: 33.34%; height: 100%; }

@media (max-width: 900px) {
  .footer-meta {
    flex-direction: column;
    gap: 24px;
  }
}

/* ==========================================================================
   SCROLL ANIMATIONS (INTERSECTION OBSERVER EFFECTS)
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}