:root {
  --primary: #14507a;
  --primary-dark: #0b3652;
  --secondary: #1fb6a6;
  --accent: #4caf7d;
  --text-dark: #1f2937;
  --text-light: #6b7280;
  --bg-light: #f4f8fb;
  --white: #ffffff;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(20, 80, 122, 0.10);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
}

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

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

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 16px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(20,80,122,0.22); }

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

.btn-outline:hover { background: var(--primary); color: var(--white); }

.btn-block { width: 100%; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #e8eef3;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
}

.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: 46px; width: auto; }
.brand-name { font-size: 20px; font-weight: 800; color: var(--primary-dark); }
.brand-tag { font-size: 11px; color: var(--text-light); letter-spacing: 0.5px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-weight: 600;
  font-size: 15px;
  color: var(--text-dark);
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--secondary); }

.nav-cta { display: flex; align-items: center; gap: 12px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span { width: 26px; height: 3px; background: var(--primary-dark); border-radius: 2px; }

/* Hero */
.hero {
  background: linear-gradient(180deg, #eaf6f4 0%, #ffffff 70%);
  padding: 72px 0 40px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  background: #e4f7f3;
  color: var(--secondary);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.5px;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 44px;
  line-height: 1.15;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 18px;
}

.hero h1 span { color: var(--secondary); }

.hero p.lead {
  font-size: 18px;
  color: var(--text-light);
  margin-bottom: 28px;
  max-width: 520px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 36px; }

.hero-stats {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.hero-stats div strong { display: block; font-size: 24px; color: var(--primary-dark); }
.hero-stats div span { font-size: 13px; color: var(--text-light); }

.hero-visual {
  position: relative;
  background: var(--white);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 28px;
}

.hero-visual .card-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px;
  border-radius: 14px;
  background: var(--bg-light);
  margin-bottom: 14px;
}

.hero-visual .card-row:last-child { margin-bottom: 0; }

.hero-visual .icon-badge {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--white);
  flex-shrink: 0;
}

.hero-visual .card-row h4 { font-size: 15px; margin-bottom: 2px; }
.hero-visual .card-row p { font-size: 13px; color: var(--text-light); margin: 0; }

/* Section titles */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-light); }

.section-head { text-align: center; max-width: 680px; margin: 0 auto 56px; }
.section-head .eyebrow { margin-bottom: 14px; }
.section-head h2 { font-size: 34px; font-weight: 800; color: var(--primary-dark); margin-bottom: 14px; }
.section-head p { color: var(--text-light); font-size: 17px; }

/* Modules grid */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.module-card {
  background: var(--white);
  border: 1px solid #e8eef3;
  border-radius: var(--radius);
  padding: 28px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

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

.module-card .icon-badge {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 18px;
  color: var(--white);
}

.module-card h3 { font-size: 18px; margin-bottom: 10px; color: var(--primary-dark); }
.module-card p { font-size: 14.5px; color: var(--text-light); }

.bg-blue { background: linear-gradient(135deg, #1fb6a6, #14507a); }
.bg-green { background: linear-gradient(135deg, #4caf7d, #1fb6a6); }
.bg-navy { background: linear-gradient(135deg, #14507a, #0b3652); }

/* Tabs (para quien es) */
.audience-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 12px 26px;
  border-radius: 50px;
  border: 2px solid #e8eef3;
  background: var(--white);
  font-weight: 700;
  color: var(--text-light);
  cursor: pointer;
  transition: all 0.2s;
}

.tab-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.tab-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  background: var(--white);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 40px;
}

.tab-content ul { list-style: none; margin-top: 18px; }
.tab-content li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid #eef2f6;
  font-size: 15px;
  color: var(--text-dark);
}
.tab-content li:last-child { border-bottom: none; }
.tab-content li .check { color: var(--accent); font-weight: 800; }
.tab-content h3 { font-size: 24px; color: var(--primary-dark); margin-bottom: 6px; }
.tab-content .tab-kicker { color: var(--secondary); font-weight: 700; font-size: 13px; letter-spacing: 0.5px; }

.tab-visual {
  background: var(--bg-light);
  border-radius: 18px;
  padding: 30px;
  text-align: center;
}
.tab-visual .big-emoji { font-size: 64px; margin-bottom: 12px; }

/* Benefits */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.benefit-card {
  text-align: center;
  padding: 30px 20px;
}

.benefit-card .icon-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, #e4f7f3, #eaf3ff);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin: 0 auto 16px;
}

.benefit-card h4 { font-size: 16px; margin-bottom: 8px; color: var(--primary-dark); }
.benefit-card p { font-size: 14px; color: var(--text-light); }

/* CTA banner */
.cta-banner {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--secondary));
  border-radius: 28px;
  padding: 56px;
  text-align: center;
  color: var(--white);
}
.cta-banner h2 { font-size: 30px; margin-bottom: 14px; font-weight: 800; }
.cta-banner p { opacity: 0.9; margin-bottom: 28px; font-size: 16px; }
.cta-banner .btn-primary { background: var(--white); color: var(--primary-dark); }
.cta-banner .btn-outline { border-color: rgba(255,255,255,0.6); color: var(--white); }
.cta-banner .btn-outline:hover { background: rgba(255,255,255,0.15); color: var(--white); }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info .info-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 22px;
}
.contact-info .icon-badge { width: 44px; height: 44px; border-radius: 12px; font-size: 18px; }
.contact-info h4 { font-size: 15px; margin-bottom: 4px; }
.contact-info p { font-size: 14px; color: var(--text-light); }

.contact-form {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px;
}
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid #dbe4ea;
  margin-bottom: 16px;
  font-size: 15px;
  font-family: inherit;
}
.contact-form label { font-size: 13px; font-weight: 700; color: var(--text-dark); margin-bottom: 6px; display: block; }

/* Footer */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.85);
  padding: 60px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-brand img { height: 40px; border-radius: 8px;}
.footer-brand span { font-weight: 800; font-size: 18px; color: var(--white); }
.site-footer p.desc { font-size: 14px; opacity: 0.75; max-width: 300px; }
.footer-col h5 { color: var(--white); font-size: 15px; margin-bottom: 16px; }
.footer-col a { display: block; font-size: 14px; opacity: 0.8; margin-bottom: 10px; }
.footer-col a:hover { opacity: 1; color: var(--secondary); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 20px;
  text-align: center;
  font-size: 13px;
  opacity: 0.65;
}

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 58px;
  height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.25);
  z-index: 200;
  color: var(--white);
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .modules-grid { grid-template-columns: repeat(2, 1fr); }
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
  .tab-content { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .hero h1 { font-size: 32px; }
  .modules-grid { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-banner { padding: 36px 20px; }
  .section { padding: 56px 0; }
}