:root {
  --color-bg: #F5F2EE;
  --color-dark: #111C28;
  --color-alt: #ECEAE4;
  --color-text: #0F172A;
  --color-accent: #1D4ED8;
  --color-accent-light: #EFF3FF;
  --color-muted: #64748B;
  --color-border: #D4D0C8;
  --color-white: #FFFFFF;
  --font: 'DM Sans', sans-serif;
  --max-w: 1100px;
  --radius: 8px;
  --radius-lg: 16px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── NAVBAR ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(17, 28, 40, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.nav-logo strong {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-white);
}
.nav-logo span {
  font-size: 10px;
  font-weight: 400;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.nav-cta {
  background: var(--color-accent);
  color: var(--color-white);
  padding: 9px 20px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: background 0.2s;
}
.nav-cta:hover { background: #1741B8; }

/* ── SECTION BASE ── */
section { padding: 50px 0; }
.section-label {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(30px, 4vw, 52px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: 20px;
}
.section-subtitle {
  font-size: 17px;
  font-weight: 400;
  color: var(--color-muted);
  max-width: 620px;
  line-height: 1.85;
}
.section-header {
  text-align: center;
  margin-bottom: 72px;
}
.section-header .section-subtitle { margin: 0 auto; }

/* ── HERO ── */
#hero {
  background: var(--color-dark);
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 64px;
  align-items: center;
}
.hero-text { position: relative; z-index: 1; }
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  opacity: 0;
  transform: translateY(16px);
  animation: heroVisualIn 0.9s ease 0.3s forwards;
}
@keyframes heroVisualIn {
  to { opacity: 1; transform: translateY(0); }
}
#hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(29,78,216,0.18) 0%, transparent 70%);
  pointer-events: none;
}
#hero::after {
  content: '';
  position: absolute;
  bottom: -100px; left: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(29,78,216,0.10) 0%, transparent 70%);
  pointer-events: none;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(29,78,216,0.15);
  border: 1px solid rgba(29,78,216,0.3);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: 32px;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}
.hero-title {
  font-size: clamp(42px, 6.5vw, 76px);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: var(--color-white);
  margin-bottom: 32px;
  max-width: 800px;
}
.hero-title em {
  font-style: normal;
  color: #93C5FD;
}
.hero-desc {
  font-size: 18px;
  color: rgba(255,255,255,0.72);
  max-width: 560px;
  line-height: 1.75;
  margin-bottom: 16px;
}
.hero-note {
  font-size: 13px;
  color: rgba(255,255,255,0.32);
  margin-bottom: 48px;
  font-style: italic;
  letter-spacing: 0.01em;
}
.hero-actions {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 44px;
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
  padding: 16px 36px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: background 0.2s, transform 0.15s;
  display: inline-block;
  cursor: pointer;
  border: none;
  font-family: var(--font);
}
.btn-primary:hover { background: #1741B8; transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  color: rgba(255,255,255,0.7);
  padding: 16px 32px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  border: 1px solid rgba(255,255,255,0.18);
  transition: border-color 0.2s, color 0.2s;
  display: inline-block;
  cursor: pointer;
  font-family: var(--font);
}
.btn-outline:hover { border-color: rgba(255,255,255,0.45); color: var(--color-white); }
.hero-trust {
  font-size: 12px;
  color: rgba(255,255,255,0.32);
  letter-spacing: 0.04em;
}

/* ── PROBLEMA ── */
#problema { background: var(--color-alt); }
.problema-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}
.problema-inner .section-title { margin-bottom: 32px; }
.problema-text {
  font-size: 18px;
  color: var(--color-muted);
  line-height: 1.85;
  margin-bottom: 24px;
}
.problema-highlight {
  display: block;
  background: rgba(29,78,216,0.06);
  border-left: 2px solid var(--color-accent);
  padding: 20px 28px;
  font-size: 15px;
  color: var(--color-text);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-top: 32px;
  text-align: left;
  border-radius: 0 var(--radius) var(--radius) 0;
}

/* ── BENEFICIOS ── */
#beneficios { background: var(--color-bg); padding-bottom: 30px; }
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 40px;
  transition: box-shadow 0.25s, transform 0.2s;
}
.card:hover { box-shadow: 0 6px 28px rgba(0,0,0,0.06); transform: translateY(-2px); }
.card-icon {
  width: 48px; height: 48px;
  background: var(--color-accent-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
  font-size: 20px;
}
.card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
  color: var(--color-text);
  line-height: 1.28;
}
.card p {
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.75;
}

/* ── SERVICIOS ── */
#servicios { background: var(--color-alt); padding-top: 30px; }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}
.pricing-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 40px;
  position: relative;
}
.pricing-card.featured {
  background: var(--color-dark);
  border-color: var(--color-dark);
  box-shadow: 0 20px 56px rgba(17,28,40,0.28);
}
.pricing-card.featured h3,
.pricing-card.featured p,
.pricing-card.featured .pricing-subtitle,
.pricing-card.featured .pricing-includes li { color: rgba(255,255,255,0.85); }
.pricing-card.featured .pricing-includes li::before { color: #93C5FD; }
.pricing-badge {
  position: absolute;
  top: -1px;
  left: 0; right: 0;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 8px 16px;
  transform: none;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: center;
  background: var(--color-accent);
  color: var(--color-white);
  white-space: nowrap;
}
.pricing-subtitle {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 8px;
}
.pricing-card.featured .pricing-subtitle { color: #93C5FD; }
.pricing-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--color-text);
  line-height: 1.2;
}
.pricing-card.featured h3 {
  color: var(--color-white);
}
.pricing-card > .pricing-desc {
  font-size: 14px;
  color: var(--color-muted);
  margin-bottom: 24px;
  line-height: 1.65;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 20px;
}
.pricing-card.featured > .pricing-desc {
  color: rgba(255,255,255,0.5);
  border-bottom-color: rgba(255,255,255,0.1);
}
.pricing-card > p {
  font-size: 14px;
  color: var(--color-muted);
  margin-bottom: 20px;
  line-height: 1.6;
}
.pricing-includes {
  list-style: none;
  margin-bottom: 28px;
}
.pricing-includes li {
  font-size: 14px;
  color: var(--color-text);
  padding: 7px 0;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.45;
}
.pricing-includes li::before {
  content: '✓';
  font-size: 11px;
  font-weight: 700;
  width: 18px;
  height: 18px;
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.pricing-card.featured .pricing-includes li::before {
  background: rgba(147,197,253,0.15);
  color: #93C5FD;
}
.pricing-includes-extra {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  padding: 10px 12px;
  background: rgba(29,78,216,0.06);
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-accent);
  border: 1px solid rgba(29,78,216,0.12);
}
.pricing-includes-extra::before {
  content: '◆';
  font-size: 8px;
  flex-shrink: 0;
}
.pricing-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 20px 0;
}
.pricing-card.featured .pricing-divider {
  border-top-color: rgba(255,255,255,0.1);
}
.pricing-price {
  font-size: 34px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  color: var(--color-text);
}
.pricing-card.featured .pricing-price {
  color: var(--color-white);
}
.pricing-protocol {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 10px;
  display: block;
}
.pricing-card.featured .pricing-protocol {
  color: rgba(255,255,255,0.35);
}
.pricing-question {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: 6px;
  display: block;
  letter-spacing: 0.01em;
}
.pricing-card.featured .pricing-question {
  color: #93C5FD;
}
.btn-pricing {
  display: block;
  width: 100%;
  text-align: center;
  padding: 14px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  font-family: var(--font);
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}
.btn-pricing-default { background: var(--color-accent-light); color: var(--color-accent); }
.btn-pricing-default:hover { background: #DBEAFE; }
.btn-pricing-featured { background: var(--color-accent); color: var(--color-white); }
.btn-pricing-featured:hover { background: #1741B8; }
.pricing-microcopy {
  text-align: center;
  margin-top: 32px;
  font-size: 13px;
  color: var(--color-muted);
  letter-spacing: 0.01em;
}
.pricing-card.featured {
  padding-top: 52px;
}

/* ── METODOLOGÍA ── */
#metodologia { background: var(--color-bg); }
.metodologia-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.metodologia-text p {
  font-size: 17px;
  color: var(--color-muted);
  line-height: 1.85;
  margin-bottom: 24px;
}
.steps-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.step-item {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px 24px;
}
.step-num {
  width: 36px; height: 36px;
  background: var(--color-dark);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}
.step-item span {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

/* ── CÓMO FUNCIONA ── */
#como-funciona { background: var(--color-alt); }
.proceso-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.proceso-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 36px 28px;
  text-align: center;
}
.proceso-num {
  width: 48px; height: 48px;
  background: var(--color-dark);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 700;
  margin: 0 auto 24px;
}
.proceso-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
  color: var(--color-text);
}
.proceso-card p {
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.7;
}
.proceso-note {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  font-size: 14px;
  color: var(--color-muted);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px 24px;
  line-height: 1.7;
}

/* ── CASOS DE USO ── */
#casos { background: var(--color-bg); }
.casos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.caso-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 36px;
  transition: box-shadow 0.25s;
}
.caso-card:hover { box-shadow: 0 6px 24px rgba(0,0,0,0.06); }
.caso-card.dark {
  background: var(--color-dark);
  border-color: var(--color-dark);
}
.caso-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
  color: var(--color-text);
}
.caso-card.dark h3 { color: rgba(255,255,255,0.9); }
.caso-card p {
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.75;
}
.caso-card.dark p { color: rgba(255,255,255,0.5); }

/* ── FAQ ── */
#faq { background: var(--color-alt); }
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 24px 28px;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: background 0.15s;
}
.faq-question:hover { background: var(--color-bg); }
.faq-question.active { background: var(--color-bg); }
.faq-icon {
  width: 20px; height: 20px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-accent-light);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: transform 0.2s;
}
.faq-question.active .faq-icon { transform: rotate(45deg); }
.faq-answer {
  display: none;
  padding: 20px 28px 24px;
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.8;
  border-top: 1px solid var(--color-border);
}
.faq-answer.open { display: block; }

/* ── CTA FINAL ── */
#cta-final {
  background: var(--color-dark);
  text-align: center;
  position: relative;
  overflow: hidden;
}
#cta-final::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 600px; height: 400px;
  background: radial-gradient(ellipse, rgba(29,78,216,0.2) 0%, transparent 70%);
  pointer-events: none;
}
.cta-inner { position: relative; z-index: 1; }
#cta-final .section-title {
  color: var(--color-white);
  max-width: 580px;
  margin: 0 auto 16px;
}
#cta-final .section-subtitle {
  color: rgba(255,255,255,0.5);
  margin: 0 auto 40px;
}
.cta-trust {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
  font-size: 13px;
  color: rgba(255,255,255,0.3);
  flex-wrap: wrap;
}

/* ── DISCLAIMER ── */
#disclaimer {
  background: var(--color-alt);
  padding: 40px 0;
}
.disclaimer-inner {
  max-width: 800px;
  margin: 0 auto;
  border-left: 2px solid var(--color-border);
  padding: 16px 24px;
  background: transparent;
  border-radius: 0;
  font-size: 13px;
  color: var(--color-muted);
  line-height: 1.8;
}

/* ── FORMULARIO ── */
#formulario { background: var(--color-bg); }
.form-wrapper {
  max-width: 660px;
  margin: 0 auto;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 56px 60px;
}
.form-desc {
  font-size: 15px;
  color: var(--color-muted);
  text-align: center;
  margin-bottom: 44px;
  line-height: 1.75;
}
.form-group { margin-bottom: 28px; }
.form-group label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  font-family: var(--font);
  font-size: 15px;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid #DDD9D2;
  border-radius: var(--radius);
  padding: 14px 18px;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
  appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #B8B3AD; }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-accent);
  background: var(--color-white);
}
.form-group textarea { min-height: 128px; resize: vertical; }
.form-submit {
  width: 100%;
  padding: 20px;
  background: var(--color-accent);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 8px;
}
.form-submit:hover { background: #1741B8; }
.form-privacy {
  text-align: center;
  font-size: 11px;
  color: var(--color-muted);
  margin-top: 28px;
  line-height: 1.6;
  letter-spacing: 0.02em;
}

/* ── FOOTER ── */
footer {
  background: var(--color-dark);
  padding: 44px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-logo strong {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: rgba(255,255,255,0.45);
}
.footer-legal { font-size: 11px; letter-spacing: 0.02em; color: rgba(255,255,255,0.22); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .grid-3, .pricing-grid, .casos-grid { grid-template-columns: 1fr 1fr; }
  .proceso-grid { grid-template-columns: repeat(2, 1fr); }
  .metodologia-grid { grid-template-columns: 1fr; gap: 40px; }
  .pricing-card.featured { transform: none; }
  .hero-layout { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
}
@media (max-width: 600px) {
  section { padding: 60px 0; }
  .form-wrapper { padding: 28px 20px; }
  .grid-3, .pricing-grid, .casos-grid, .proceso-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 32px; }
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-outline { width: 100%; text-align: center; }
  .nav-cta { display: none; }
}