/* ===== RESET & BASE ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: #1a1a2e;
  background: #ffffff;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ===== VARIABLES ===== */
:root {
  --primary: #1a56db;
  --primary-dark: #1442a8;
  --primary-light: #e8effc;
  --accent: #e67e22;
  --accent-light: #fef3e6;
  --green: #0d9f6e;
  --green-light: #e6f7f0;
  --bg-soft: #f8f9fc;
  --bg-dark: #0f1629;
  --text: #1a1a2e;
  --text-secondary: #5a5f7a;
  --border: #e2e5f1;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
  --shadow-lg: 0 4px 6px rgba(0,0,0,0.05), 0 12px 32px rgba(0,0,0,0.08);
  --max-width: 1140px;
}

/* ===== UTILITY ===== */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--primary-light);
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--text);
}
.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 640px;
  line-height: 1.7;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: inherit;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  border-radius: 50px;
  padding: 14px 32px;
  cursor: pointer;
  transition: all 0.25s ease;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(26,86,219,0.3);
}
.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: 0 4px 16px rgba(26,86,219,0.4);
  transform: translateY(-1px);
}
.btn-secondary {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--border);
}
.btn-secondary:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}
.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(230,126,34,0.3);
}
.btn-accent:hover {
  background: #d35400;
  transform: translateY(-1px);
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  transition: box-shadow 0.3s;
}
.navbar.scrolled { box-shadow: var(--shadow); }
.navbar-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo svg { width: 28px; height: 28px; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--primary); }
.nav-cta .btn { padding: 10px 24px; font-size: 0.9rem; }
.mobile-toggle { display: none; background: none; border: none; cursor: pointer; }
.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  border-radius: 2px;
  transition: 0.3s;
}

/* ===== HERO ===== */
.hero {
  padding: 140px 0 100px;
  background: linear-gradient(175deg, var(--primary-light) 0%, #ffffff 60%);
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(26,86,219,0.06) 0%, transparent 70%);
  border-radius: 50%;
}
.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-content { position: relative; z-index: 1; }
.hero-content h1 {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  color: var(--text);
}
.hero-content h1 span { color: var(--primary); }
.hero-content p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 500px;
  line-height: 1.75;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.hero-trust {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.hero-trust svg { width: 16px; height: 16px; color: var(--green); flex-shrink: 0; }

/* Hero visual */
.hero-visual {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
}
.hero-mockup {
  width: 320px;
  background: #fff;
  border-radius: 24px;
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--border);
  padding: 24px;
  position: relative;
}
.mockup-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.mockup-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--primary);
  font-size: 0.85rem;
}
.mockup-name { font-weight: 600; font-size: 0.9rem; }
.mockup-role { font-size: 0.75rem; color: var(--text-secondary); }
.mockup-steps { display: flex; flex-direction: column; gap: 16px; }
.mockup-step {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius);
  background: var(--bg-soft);
  transition: 0.3s;
}
.mockup-step.active {
  background: var(--primary-light);
  border: 1px solid rgba(26,86,219,0.15);
}
.step-number {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}
.mockup-step.done .step-number { background: var(--green); color: #fff; }
.mockup-step.active .step-number { background: var(--primary); color: #fff; }
.mockup-step.pending .step-number { background: var(--border); color: var(--text-secondary); }
.step-text { font-size: 0.8rem; font-weight: 500; line-height: 1.4; }
.step-text small { display: block; font-weight: 400; color: var(--text-secondary); font-size: 0.72rem; margin-top: 2px; }
.mockup-progress {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.progress-label { font-size: 0.75rem; color: var(--text-secondary); margin-bottom: 8px; display: flex; justify-content: space-between; }
.progress-bar { height: 6px; background: var(--border); border-radius: 10px; overflow: hidden; }
.progress-fill { height: 100%; width: 60%; background: linear-gradient(90deg, var(--primary), var(--green)); border-radius: 10px; }

/* Floating badges */
.float-badge {
  position: absolute;
  background: #fff;
  border-radius: 12px;
  padding: 10px 14px;
  box-shadow: var(--shadow-lg);
  font-size: 0.78rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  animation: floatBadge 4s ease-in-out infinite;
}
.float-badge.top-right { top: -10px; right: -30px; animation-delay: 0s; }
.float-badge.bottom-left { bottom: 20px; left: -40px; animation-delay: 2s; }
@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.badge-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

/* ===== PROBLEMA ===== */
.problema { background: var(--bg-soft); }
.problema-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.problema-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}
.problema-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.problema-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}
.problema-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.problema-card p { font-size: 0.92rem; color: var(--text-secondary); line-height: 1.65; }
.problema-close {
  text-align: center;
  margin-top: 48px;
  font-size: 1.1rem;
  color: var(--text-secondary);
  font-style: italic;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.problema-close strong { color: var(--primary); font-style: normal; }

/* ===== SOLUCIÓN ===== */
.solucion-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.solucion-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: 0.3s;
  position: relative;
  overflow: hidden;
}
.solucion-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}
.solucion-card:nth-child(1)::before { background: var(--primary); }
.solucion-card:nth-child(2)::before { background: var(--green); }
.solucion-card:nth-child(3)::before { background: var(--accent); }
.solucion-card:nth-child(4)::before { background: #8b5cf6; }
.solucion-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.solucion-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}
.solucion-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.solucion-card p { font-size: 0.92rem; color: var(--text-secondary); line-height: 1.65; }

/* ===== CÓMO FUNCIONA ===== */
.como-funciona { background: var(--bg-soft); }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 56px;
  position: relative;
}
.steps-grid::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 15%;
  right: 15%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--green));
  opacity: 0.2;
}
.step-card { text-align: center; position: relative; }
.step-num {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  margin: 0 auto 20px;
  position: relative;
  z-index: 1;
  transition: 0.3s;
}
.step-card:hover .step-num {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 4px 16px rgba(26,86,219,0.25);
}
.step-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.step-card p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; }
.steps-note {
  text-align: center;
  margin-top: 48px;
  padding: 20px 32px;
  background: #fff;
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

/* ===== BENEFICIOS ===== */
.beneficios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.beneficio-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  background: var(--bg-soft);
  border: 1px solid transparent;
  transition: 0.3s;
}
.beneficio-card:hover {
  border-color: var(--border);
  background: #fff;
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.beneficio-emoji { font-size: 2rem; margin-bottom: 16px; display: block; }
.beneficio-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.beneficio-card p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.65; }

/* ===== PARA QUIÉN ===== */
.paraquien { background: var(--bg-soft); }
.perfiles-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.perfil-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-align: center;
  border: 1px solid var(--border);
  transition: 0.3s;
}
.perfil-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.perfil-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
}
.perfil-card h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 8px; }
.perfil-card p { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.6; }
.paraquien-close {
  text-align: center;
  margin-top: 40px;
  font-size: 1rem;
  color: var(--text-secondary);
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 760px;
  margin: 48px auto 0;
}
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  gap: 16px;
  transition: color 0.2s;
}
.faq-question:hover { color: var(--primary); }
.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: 0.3s;
  font-size: 1.2rem;
  color: var(--text-secondary);
}
.faq-item.active .faq-icon {
  background: var(--primary);
  color: #fff;
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}
.faq-answer-inner {
  padding: 0 0 24px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== CTA FINAL ===== */
.cta-final {
  background: var(--bg-dark);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-final::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(26,86,219,0.15) 0%, transparent 60%);
  border-radius: 50%;
}
.cta-final .container { position: relative; z-index: 1; }
.cta-final .section-title { color: #fff; }
.cta-final p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.7);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.75;
}
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 24px; }
.cta-trust {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.cta-trust span { display: flex; align-items: center; gap: 4px; }

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-dark);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 48px 0 32px;
  color: rgba(255,255,255,0.4);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-brand .logo { color: rgba(255,255,255,0.8); }
.footer-tagline { font-size: 0.82rem; margin-top: 4px; }
.footer-links { display: flex; gap: 24px; font-size: 0.85rem; }
.footer-links a { transition: color 0.2s; }
.footer-links a:hover { color: rgba(255,255,255,0.8); }

/* ===== ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-content p { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-visual { margin-top: 40px; }
  .float-badge.top-right { right: 0; }
  .float-badge.bottom-left { left: 0; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid::before { display: none; }
  .perfiles-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .section { padding: 72px 0; }
  .nav-links { display: none; }
  .mobile-toggle { display: block; }
  .problema-grid { grid-template-columns: 1fr; }
  .solucion-grid { grid-template-columns: 1fr; }
  .beneficios-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; gap: 24px; }
  .perfiles-grid { grid-template-columns: 1fr; }
  .hero { padding: 120px 0 72px; }
  .hero-mockup { width: 280px; }
}

/* Mobile sticky CTA */
.mobile-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  padding: 12px 24px;
  border-top: 1px solid var(--border);
  z-index: 999;
}
.mobile-cta .btn { width: 100%; justify-content: center; }
@media (max-width: 768px) {
  .mobile-cta { display: block; }
  body { padding-bottom: 72px; }
}

/* ===== ARTICLE (añadido para /blog/, reutiliza variables globales) ===== */
.article-hero { padding: 140px 0 40px; background: var(--bg-soft); border-bottom: 1px solid var(--border); }
.breadcrumbs { font-size: .85rem; color: var(--text-secondary); margin-bottom: 16px; }
.breadcrumbs a { color: var(--primary); }
.article-hero h1 { font-size: clamp(1.9rem, 4.5vw, 2.8rem); line-height: 1.2; font-weight: 800; letter-spacing: -0.02em; max-width: 820px; }
.article-meta { margin-top: 16px; font-size: .9rem; color: var(--text-secondary); display: flex; flex-wrap: wrap; gap: 12px; }
.article-body { max-width: 760px; margin: 0 auto; padding: 56px 24px 80px; }
.article-body h2 { font-size: 1.6rem; line-height: 1.3; margin: 48px 0 16px; font-weight: 700; }
.article-body h3 { font-size: 1.2rem; margin: 32px 0 12px; font-weight: 700; }
.article-body p, .article-body li { color: var(--text); margin-bottom: 16px; }
.article-body ul, .article-body ol { padding-left: 22px; margin-bottom: 20px; }
.article-body ul { list-style: disc; } .article-body ol { list-style: decimal; }
.article-body a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.article-body table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: .95rem; display: block; overflow-x: auto; }
.article-body th, .article-body td { border: 1px solid var(--border); padding: 10px 12px; text-align: left; vertical-align: top; }
.article-body th { background: var(--primary-light); }
.key-takeaways { background: var(--primary-light); border-radius: var(--radius); padding: 24px; margin-bottom: 32px; }
.key-takeaways h2 { margin-top: 0; font-size: 1.15rem; }
.legal-note { background: var(--accent-light); border-left: 4px solid var(--accent); border-radius: 8px; padding: 16px 20px; font-size: .92rem; margin: 32px 0; }
.inline-cta { background: var(--bg-dark); color: #fff; border-radius: var(--radius-lg); padding: 28px; margin: 40px 0; }
.inline-cta p { color: rgba(255,255,255,.85); }
.inline-cta a.btn { text-decoration: none; color: #fff; }
.sources { font-size: .9rem; } .sources li { margin-bottom: 8px; }
.faq-static-item { border-bottom: 1px solid var(--border); padding: 4px 0 8px; }
.faq-static-item h3 { margin-top: 20px; font-size: 1.08rem; }
.checklist { list-style: none !important; padding-left: 0 !important; }
.checklist li { padding-left: 30px; position: relative; }
.checklist li::before { content: "\2610"; position: absolute; left: 4px; top: 0; color: var(--primary); font-size: 1.1rem; }
.answer-box { border-left: 4px solid var(--primary); background: var(--bg-soft); padding: 16px 20px; border-radius: 8px; margin: 16px 0 24px; }
.answer-box p:last-child { margin-bottom: 0; }
.article-body figure { margin: 24px 0; }
.article-body figcaption { font-size: .85rem; color: var(--text-secondary); margin-top: 8px; }
.article-body svg.diagram { width: 100%; height: auto; display: block; }
.skeleton { background: var(--bg-soft); border: 1px dashed var(--border); border-radius: 8px; padding: 20px; font-size: .95rem; }
.skeleton p { margin-bottom: 10px; }
.guide-cluster { margin-top: 56px; }
.guide-cluster > h2 { font-size: 1.5rem; font-weight: 700; margin-bottom: 8px; }
.guide-cluster > p { color: var(--text-secondary); margin-bottom: 24px; max-width: 720px; }
.guide-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
.guide-card { display: flex; flex-direction: column; text-align: left; text-decoration: none; color: inherit; }
.guide-card h3 { font-size: 1.1rem; line-height: 1.35; margin-bottom: 10px; }
.guide-card p { font-size: .95rem; color: var(--text-secondary); line-height: 1.6; flex: 1; }
.guide-card .guide-more { margin-top: 16px; font-weight: 600; color: var(--primary); font-size: .9rem; }
.blog-list { padding: 24px 0 88px; }