/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --navy-950: #081120;
  --navy-900: #0b1830;
  --navy-800: #122544;
  --navy-700: #1b3660;
  --ink: #0b1220;
  --body-text: #4b5a72;
  --body-text-light: #a9b6cc;
  --bg: #f6f8fb;
  --surface: #ffffff;
  --border: #e4e9f2;
  --teal-500: #14b8a6;
  --teal-400: #2dd4bf;
  --teal-100: #d9f7f2;
  --teal-ink: #08131f;

  --serif: "Fraunces", ui-serif, Georgia, serif;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --container: 1180px;

  --shadow-card: 0 20px 40px -24px rgba(11, 24, 48, 0.25);
  --shadow-lift: 0 30px 60px -20px rgba(11, 24, 48, 0.35);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; tab-size: 2; scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--body-text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { font-family: var(--serif); text-wrap: balance; line-height: 1.08; letter-spacing: -0.01em; color: var(--ink); }
ul { list-style: none; padding: 0; }
::selection { background: var(--teal-400); color: var(--teal-ink); }

:focus-visible {
  outline: 2px solid var(--teal-500);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1rem; background: var(--teal-400); color: var(--teal-ink);
  z-index: 9999; border-radius: 8px; font-weight: 600;
}
.skip-link:focus { top: 1rem; }

/* =============================================================
   3. Utilities
   ============================================================= */
.container { max-width: var(--container); margin-inline: auto; padding-inline: 1.25rem; }

.eyebrow {
  font-family: var(--sans);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--teal-500);
  margin-bottom: .9rem;
}
.eyebrow-center { text-align: center; }
.eyebrow-light { color: var(--teal-400); }

.section-title { font-size: clamp(1.7rem, 1.2rem + 2vw, 2.6rem); margin-bottom: 1rem; }
.section-title.center { text-align: center; margin-inline: auto; max-width: 42ch; }
.section-title.light { color: #fff; }
.section-lead { font-size: 1.05rem; max-width: 56ch; }
.section-lead.center { margin-inline: auto; text-align: center; }
.section-lead.light { color: var(--body-text-light); }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(28px); }
.js:not(.gsap-anim) .reveal { transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
.js .reveal.is-visible { opacity: 1; transform: none; }

/* =============================================================
   4. Buttons
   ============================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .9rem 1.6rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: .95rem;
  transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out), background .35s var(--ease-out), color .35s var(--ease-out);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--teal-400), var(--teal-500));
  color: var(--teal-ink);
  box-shadow: 0 14px 30px -12px rgba(20, 184, 166, .55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 20px 36px -14px rgba(20, 184, 166, .65); }

.btn-ghost {
  background: rgba(255, 255, 255, .06);
  color: var(--ink);
  border: 1px solid var(--border);
}
.hero .btn-ghost { color: #fff; border-color: rgba(255,255,255,.25); }
.btn-ghost:hover { background: rgba(20, 184, 166, .1); border-color: var(--teal-400); }

.btn-outline {
  background: transparent;
  color: var(--navy-800);
  border: 1.5px solid var(--border);
}
.btn-outline:hover { border-color: var(--teal-500); color: var(--teal-500); }

.btn-small { padding: .65rem 1.3rem; font-size: .85rem; }
.btn-block { width: 100%; }

/* =============================================================
   5. Header
   ============================================================= */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(246, 248, 251, .85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: .9rem;
}
.logo { display: flex; align-items: center; gap: .6rem; }
.logo-block { display: flex; flex-direction: column; line-height: 1.15; }
.logo-text { font-family: var(--serif); font-size: 1.15rem; color: var(--ink); font-weight: 500; }
.logo-text strong { font-weight: 700; }
.logo-tagline { font-size: .68rem; color: var(--teal-500); font-weight: 600; letter-spacing: .02em; display: none; }
@media (min-width: 480px) { .logo-tagline { display: block; } }

.nav-toggle {
  display: none;
  padding: .5rem;
  color: var(--ink);
  border-radius: 8px;
}
.nav-menu { display: flex; align-items: center; gap: 1.9rem; font-weight: 600; font-size: .95rem; }
.nav-menu a:not(.btn) { position: relative; color: var(--navy-800); }
.nav-menu a:not(.btn)::after {
  content: ""; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px;
  background: var(--teal-500); transition: width .3s var(--ease-out);
}
.nav-menu a:not(.btn):hover::after { width: 100%; }

/* =============================================================
   6. Hero
   ============================================================= */
.hero {
  position: relative;
  background: radial-gradient(120% 100% at 100% 0%, var(--navy-700) 0%, var(--navy-900) 45%, var(--navy-950) 100%);
  padding-block: 4.5rem 5rem;
  overflow: clip;
}
.hero-glow {
  position: absolute; inset: -20% -10% auto auto; width: 55%; aspect-ratio: 1;
  background: radial-gradient(circle, rgba(45, 212, 191, .25), transparent 70%);
  filter: blur(10px);
  pointer-events: none;
}
.hero-grid { display: grid; gap: 3rem; align-items: center; position: relative; }
.hero-copy h1 { color: #fff; font-size: clamp(2.1rem, 1.5rem + 3vw, 3.4rem); margin-bottom: 1rem; }
.hero-slogan { color: var(--teal-400); font-family: var(--serif); font-size: 1.15rem; font-style: italic; margin-bottom: 1.4rem; }
.hero-lead { color: var(--body-text-light); font-size: 1.12rem; max-width: 52ch; margin-bottom: 2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 1.5rem; }
.hero-trust { color: rgba(255,255,255,.55); font-size: .85rem; }

.mock-browser {
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lift);
  transform: perspective(1200px) rotateY(-6deg) rotateX(2deg);
}
.mock-bar {
  display: flex; align-items: center; gap: .5rem;
  padding: .7rem 1rem; background: #eef2f8; border-bottom: 1px solid var(--border);
}
.mock-dot { width: 9px; height: 9px; border-radius: 50%; }
.dot-red { background: #ff6459; } .dot-amber { background: #ffbd44; } .dot-green { background: #00ca4e; }
.mock-url { margin-left: .6rem; font-size: .72rem; color: #93a1b8; background: #fff; padding: .2rem .8rem; border-radius: 999px; }

.mock-nav { display: flex; align-items: center; gap: 1.1rem; padding: 1rem 1.3rem; border-bottom: 1px solid var(--border); }
.mock-logo { width: 60px; height: 10px; border-radius: 4px; background: var(--navy-800); }
.mock-link { width: 34px; height: 7px; border-radius: 4px; background: #d6dded; margin-left: auto; }
.mock-link:first-of-type { margin-left: auto; }

.mock-hero { display: flex; gap: 1.2rem; padding: 1.6rem 1.3rem; align-items: center; }
.mock-hero-text { flex: 1; display: flex; flex-direction: column; gap: .6rem; }
.mock-line { display: block; border-radius: 4px; background: #d6dded; }
.line-lg { width: 85%; height: 16px; background: var(--navy-800); }
.line-md { width: 65%; height: 10px; }
.mock-cta { width: 100px; height: 26px; border-radius: 999px; background: linear-gradient(135deg, var(--teal-400), var(--teal-500)); margin-top: .4rem; }
.mock-hero-art { flex: 1; aspect-ratio: 4/3; border-radius: 14px; background: linear-gradient(135deg, var(--teal-100), #cfeeff); }

.mock-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: .8rem; padding: 0 1.3rem 1.5rem; }
.mock-card { background: #f4f7fb; border-radius: 10px; padding: .8rem; display: flex; flex-direction: column; gap: .5rem; }
.mock-dot-sm { width: 20px; height: 20px; border-radius: 50%; background: var(--teal-100); }
.line-sm { width: 70%; height: 6px; }
.mock-footer { height: 46px; background: var(--navy-900); }

/* =============================================================
   7. Stats
   ============================================================= */
.stats-section { padding-block: 5.5rem; }
.stats-grid { display: grid; gap: 1.5rem; margin-top: 2.8rem; }
.stat-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 2.2rem 1.8rem; box-shadow: var(--shadow-card);
  transition: transform .4s var(--ease-out);
}
.stat-card:hover { transform: translateY(-4px); }
.stat-number { font-family: var(--serif); font-size: 2.8rem; color: var(--teal-500); font-weight: 700; margin-bottom: .3rem; }
.stat-label { font-weight: 700; color: var(--ink); margin-bottom: .6rem; }
.stat-desc { font-size: .95rem; }

/* =============================================================
   8. Servicios
   ============================================================= */
.services-section { padding-block: 5.5rem; background: var(--surface); }
.services-grid { display: grid; gap: 1.5rem; margin-top: 2.8rem; }
.service-card {
  border: 1px solid var(--border); border-radius: var(--radius-md); padding: 2rem;
  transition: border-color .35s var(--ease-out), transform .35s var(--ease-out);
}
.service-card:hover { border-color: var(--teal-500); transform: translateY(-4px); }
.service-num { font-family: var(--serif); font-size: 1.1rem; color: var(--teal-500); font-weight: 700; }
.service-card h3 { font-size: 1.2rem; margin: .7rem 0 .6rem; }
.service-card p { font-size: .95rem; }

/* =============================================================
   9. Ejemplo
   ============================================================= */
.example-section { padding-block: 5.5rem; }
.example-grid { display: grid; gap: 3rem; align-items: center; }
.check-list { display: flex; flex-direction: column; gap: .9rem; margin: 1.6rem 0 2rem; }
.check-list li { position: relative; padding-left: 1.9rem; font-size: .98rem; }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: .25rem; width: 18px; height: 18px; border-radius: 50%;
  background: var(--teal-100);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='8' viewBox='0 0 10 8' fill='none'%3E%3Cpath d='M1 4L3.5 6.5L9 1' stroke='%230F9C8D' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center;
}
.mock-browser-alt { transform: perspective(1200px) rotateY(6deg) rotateX(2deg); }
.mock-nav-alt { background: var(--navy-950); border-bottom: none; }
.mock-logo-alt { background: #fff; }
.mock-link-alt { background: rgba(255,255,255,.3); }
.mock-hero-alt { background: var(--navy-900); }
.mock-hero-alt .line-lg.alt { background: #fff; }
.mock-hero-alt .line-md.alt { background: rgba(255,255,255,.35); }
.mock-cards-alt { padding-top: 1.5rem; }
.mock-card.alt { background: #eef2f8; }

/* =============================================================
   10. Proceso
   ============================================================= */
.process-section { padding-block: 5.5rem; background: var(--surface); }
.process-grid { display: grid; gap: 2rem; margin-top: 2.8rem; }
.process-step {
  display: inline-flex; align-items: center; justify-content: center;
  width: 54px; height: 54px; border-radius: 50%;
  background: var(--navy-900); color: var(--teal-400);
  font-family: var(--serif); font-weight: 700; font-size: 1.1rem;
  margin-bottom: 1rem;
}
.process-card h3 { font-size: 1.15rem; margin-bottom: .5rem; }
.process-card p { font-size: .95rem; }

/* =============================================================
   11. Precios
   ============================================================= */
.pricing-section { padding-block: 5.5rem; }
.pricing-section-alt { background: var(--surface); }
.pricing-grid { display: grid; gap: 1.6rem; margin-top: 2.8rem; align-items: stretch; }
.price-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 2.4rem 2rem; display: flex; flex-direction: column;
  box-shadow: var(--shadow-card);
  transition: transform .4s var(--ease-out);
}
.price-card:hover { transform: translateY(-6px); }
.price-kicker { font-size: .78rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--body-text); opacity: .6; margin-bottom: .5rem; }
.price-card h3 { font-size: 1.3rem; margin-bottom: .6rem; }
.price-amount { font-family: var(--serif); font-size: 2.4rem; font-weight: 700; color: var(--ink); margin-bottom: .8rem; }
.price-period { font-family: var(--sans); font-size: 1rem; font-weight: 500; color: var(--body-text); }
.price-desc { font-size: .92rem; margin-bottom: 1.4rem; padding-bottom: 1.4rem; border-bottom: 1px solid var(--border); }
.price-features { display: flex; flex-direction: column; gap: .8rem; margin-bottom: 2rem; flex: 1; }
.price-features li { position: relative; padding-left: 1.6rem; font-size: .92rem; }
.price-features li::before { content: "✓"; position: absolute; left: 0; color: var(--teal-500); font-weight: 700; }

.price-card-featured {
  background: var(--navy-900); border-color: var(--navy-900); color: #fff;
  box-shadow: var(--shadow-lift);
}
.price-card-featured h3, .price-card-featured .price-amount { color: #fff; }
.price-card-featured .price-desc { color: var(--body-text-light); border-color: rgba(255,255,255,.15); }
.price-card-featured .price-features li { color: var(--body-text-light); }
.price-card-featured .price-period { color: var(--body-text-light); }
.price-badge {
  display: inline-block; align-self: flex-start; background: var(--teal-400); color: var(--teal-ink);
  font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  padding: .35rem .8rem; border-radius: 999px; margin-bottom: 1rem;
}
.pricing-footnote { text-align: center; margin-top: 2.5rem; font-size: .9rem; font-style: italic; }

/* =============================================================
   12. FAQ
   ============================================================= */
.faq-section { padding-block: 5.5rem; }
.faq-grid { display: grid; gap: 3rem; }
.faq-list { display: flex; flex-direction: column; gap: .9rem; }
.faq-item {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 1.3rem 1.6rem;
}
.faq-item summary {
  cursor: pointer; font-weight: 700; color: var(--ink); list-style: none;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; font-size: 1.4rem; color: var(--teal-500); flex-shrink: 0; transition: transform .3s var(--ease-out);
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin-top: .9rem; font-size: .95rem; }

/* =============================================================
   13. Contacto
   ============================================================= */
.contact-section {
  position: relative; overflow: clip;
  background: radial-gradient(120% 100% at 0% 100%, var(--navy-700) 0%, var(--navy-900) 45%, var(--navy-950) 100%);
  padding-block: 6rem;
}
.contact-glow {
  position: absolute; inset: auto -10% -30% auto; width: 45%; aspect-ratio: 1;
  background: radial-gradient(circle, rgba(45, 212, 191, .2), transparent 70%);
  pointer-events: none;
}
.contact-grid { display: grid; gap: 3rem; position: relative; }
.contact-details { display: flex; flex-direction: column; gap: 1.4rem; margin-top: 2rem; }
.contact-label { display: block; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--teal-400); margin-bottom: .3rem; }
.contact-details a, .contact-details span { color: #fff; font-size: 1.05rem; font-weight: 600; }
.contact-details em { color: var(--body-text-light); font-weight: 400; font-size: .85rem; font-style: italic; }
.contact-details a:hover { color: var(--teal-400); }

.contact-form {
  background: var(--surface); border-radius: var(--radius-lg); padding: 2.2rem;
  display: flex; flex-direction: column; gap: 1.1rem; box-shadow: var(--shadow-lift);
}
.form-row { display: flex; flex-direction: column; gap: .4rem; }
.form-row label { font-size: .85rem; font-weight: 700; color: var(--ink); }
.form-row input, .form-row select, .form-row textarea {
  border: 1.5px solid var(--border); border-radius: 10px; padding: .8rem 1rem;
  font: inherit; color: var(--ink); background: var(--bg);
  transition: border-color .3s var(--ease-out);
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { border-color: var(--teal-500); }
.form-note { font-size: .78rem; color: var(--body-text); text-align: center; opacity: .75; }

/* =============================================================
   14. Footer
   ============================================================= */
.site-footer { background: var(--navy-950); color: var(--body-text-light); padding-top: 4rem; }
.footer-grid { display: grid; gap: 2.5rem; padding-bottom: 3rem; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-brand p { margin-top: 1rem; font-size: .92rem; max-width: 30ch; }
.footer-col h4 { color: #fff; font-family: var(--sans); font-size: .85rem; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 1.1rem; }
.footer-col { display: flex; flex-direction: column; gap: .8rem; font-size: .92rem; }
.footer-col a:hover { color: var(--teal-400); }
.footer-col em { color: var(--body-text-light); opacity: .6; font-style: italic; font-size: .82rem; }
.footer-bottom { display: flex; flex-wrap: wrap; gap: .6rem 1.5rem; justify-content: space-between; padding-block: 1.6rem; font-size: .82rem; }

/* =============================================================
   15. Responsive
   ============================================================= */
@media (min-width: 640px) {
  .stats-grid, .services-grid, .process-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 720px) {
  .nav-toggle { display: none; }
}
@media (max-width: 719px) {
  .nav-toggle { display: inline-flex; }
  .nav-menu {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--surface); border-bottom: 1px solid var(--border);
    max-height: 0; overflow: hidden; transition: max-height .35s var(--ease-out);
  }
  .nav-menu a { padding: 1rem 1.25rem; border-top: 1px solid var(--border); }
  .nav-menu a.btn { margin: 1rem 1.25rem; }
  .nav-toggle-input:checked ~ .nav-menu { max-height: 420px; }
}

@media (min-width: 960px) {
  .hero-grid { grid-template-columns: 1.05fr .95fr; }
  .stats-grid, .services-grid { grid-template-columns: repeat(3, 1fr); }
  .process-grid { grid-template-columns: repeat(4, 1fr); }
  .pricing-grid { grid-template-columns: repeat(3, 1fr); }
  .example-grid { grid-template-columns: 1fr 1fr; }
  .faq-grid { grid-template-columns: .8fr 1.2fr; }
  .contact-grid { grid-template-columns: .9fr 1.1fr; }
  .footer-grid { grid-template-columns: 1.4fr repeat(3, 1fr); }
  .price-card-featured { transform: scale(1.03); }
  .price-card-featured:hover { transform: scale(1.03) translateY(-6px); }
}

@media (min-width: 1280px) {
  .container { padding-inline: 2rem; }
}

/* =============================================================
   16. Premium effects — scroll progress, grain, marquee, cues
   ============================================================= */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--teal-400), var(--teal-500));
  z-index: 9998;
  box-shadow: 0 0 12px rgba(45, 212, 191, .6);
}

.grain {
  position: absolute; inset: 0; pointer-events: none; opacity: .3; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.scroll-cue {
  position: absolute; left: 50%; bottom: 1.6rem; transform: translateX(-50%);
  display: none; flex-direction: column; align-items: center; z-index: 2;
}
.scroll-cue-line { width: 1px; height: 46px; background: rgba(255,255,255,.22); position: relative; display: block; }
.scroll-cue-dot {
  position: absolute; top: -10px; left: -2px; width: 5px; height: 5px; border-radius: 50%;
  background: var(--teal-400); animation: scrollCue 2.2s ease-in-out infinite;
}
@keyframes scrollCue { 0% { top: -10px; opacity: 0; } 30% { opacity: 1; } 100% { top: 46px; opacity: 0; } }
@media (min-width: 960px) { .scroll-cue { display: flex; } }

.marquee {
  background: var(--navy-950);
  border-block: 1px solid rgba(255,255,255,.08);
  overflow: hidden; padding-block: .9rem;
}
.marquee-track {
  display: flex; width: max-content; gap: .8rem;
  animation: marqueeScroll 32s linear infinite;
  font-size: .85rem; font-weight: 600; letter-spacing: .02em; color: var(--body-text-light); white-space: nowrap;
}
.marquee-sep { color: var(--teal-500); }
@keyframes marqueeScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.marquee:hover .marquee-track { animation-play-state: paused; }

.tilt { will-change: transform; }

.split-line { display: inline-block; overflow: hidden; padding-bottom: .08em; vertical-align: top; }
.split-line > span { display: inline-block; will-change: transform; }

.js .faq-item > p { overflow: hidden; }

/* =============================================================
   17. Reduced motion
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { transition: none; opacity: 1; transform: none; }
  .mock-browser { transform: none; }
  .marquee-track { animation: none; }
  .scroll-cue-dot { animation: none; }
  .scroll-cue { display: none; }
  .grain { display: none; }
}