:root{
  --dark:#0B2545;
  --dark-2:#124C77;
  --green:#1F9D55;
  --green-2:#26B565;
  --gold:#FFC94A;
  --ink:#0E1A2B;
  --muted:#5B6B7F;
  --bg:#FFFFFF;
  --bg-alt:#F4F8F6;
  --border:#E4EAF0;
  --radius:16px;
  --shadow:0 10px 30px rgba(11,37,69,0.08);
  --shadow-lg:0 20px 50px rgba(11,37,69,0.14);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Inter',system-ui,sans-serif;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,.logo{font-family:'Manrope',system-ui,sans-serif}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

.container{max-width:1180px;margin:0 auto;padding:0 24px}
.container-narrow{max-width:760px}

.section{padding:100px 0}
.section-alt{background:var(--bg-alt)}
.section-eyebrow{
  text-transform:uppercase;letter-spacing:.08em;font-size:.8rem;font-weight:700;
  color:var(--green);text-align:center;margin:0 0 .75rem;
}
.section-title{
  font-size:clamp(1.7rem,3vw,2.4rem);text-align:center;margin:0 auto 3rem;max-width:680px;
  font-weight:800;color:var(--dark);
}
.demo-note{
  text-align:center;color:var(--muted);font-size:.9rem;margin-top:-2.2rem;margin-bottom:2.5rem;
}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 28px;border-radius:999px;font-weight:700;font-size:.95rem;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
  border:2px solid transparent;cursor:pointer;
}
.btn-lg{padding:16px 32px;font-size:1rem}
.btn-sm{padding:10px 20px;font-size:.85rem}
.btn-primary{background:var(--green);color:#fff;box-shadow:0 10px 24px rgba(31,157,85,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(31,157,85,.45)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--dark)}
.logo-mark{display:flex;background:var(--dark);border-radius:10px;padding:6px}
.main-nav{display:flex;gap:28px}
.main-nav a{font-weight:600;font-size:.92rem;color:var(--dark);opacity:.8;transition:opacity .2s}
.main-nav a:hover{opacity:1}
.nav-cta{margin-left:16px}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;padding:8px;cursor:pointer}
.nav-toggle span{width:24px;height:2px;background:var(--dark);display:block}

/* Hero */
.hero{
  position:relative;overflow:hidden;
  color:#fff;padding:150px 0 110px;
}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-photo{width:100%;height:100%;object-fit:cover;object-position:center}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(11,37,69,.92) 0%,rgba(11,37,69,.78) 38%,rgba(11,37,69,.35) 68%,rgba(11,37,69,.15) 100%);
}

.hero-inner{position:relative;z-index:1;max-width:640px}
.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:.8rem;font-weight:700;color:var(--gold);margin:0 0 1rem}
.hero h1{font-size:clamp(2.1rem,4.2vw,3.2rem);line-height:1.15;margin:0 0 1.2rem;font-weight:800}
.hero-sub{font-size:1.1rem;color:rgba(255,255,255,.85);margin:0 0 2rem;max-width:520px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:2.5rem}
.hero-trust{list-style:none;display:flex;gap:24px;flex-wrap:wrap;padding:0;margin:0;font-size:.88rem;color:rgba(255,255,255,.8)}
.hero-trust li{position:relative;padding-left:20px}
.hero-trust li::before{content:"✓";position:absolute;left:0;color:var(--green-2);font-weight:800}

/* Grid & cards */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:32px 26px;box-shadow:var(--shadow);transition:transform .25s ease, box-shadow .25s ease;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.card h3{margin:0 0 .5rem;font-size:1.1rem;color:var(--dark)}
.card p{margin:0;color:var(--muted);font-size:.95rem;line-height:1.55}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.step{
  background:#fff;border-radius:var(--radius);padding:30px 22px;text-align:center;
  border:1px solid var(--border);box-shadow:var(--shadow);
}
.step-number{
  display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;
  border-radius:50%;background:var(--dark);color:#fff;font-weight:800;margin-bottom:14px;
}
.step h3{margin:.2rem 0 .5rem;font-size:1.05rem;color:var(--dark)}
.step p{margin:0;color:var(--muted);font-size:.92rem;line-height:1.5}
.funciona-photo{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--radius);box-shadow:var(--shadow-lg);margin-bottom:3rem;
}

/* Impacto */
.impacto-inner{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center}
.impacto-media{position:relative}
.impacto-photo{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--radius);box-shadow:var(--shadow-lg);
}
.impacto-accent{
  position:absolute;right:-24px;bottom:-24px;width:150px;height:150px;object-fit:cover;
  border-radius:14px;border:4px solid #fff;box-shadow:var(--shadow-lg);
}
.impacto-text h2{font-size:clamp(1.5rem,2.6vw,2rem);font-weight:800;color:var(--dark)}
.impacto-text p{color:var(--muted);font-size:1.02rem;line-height:1.6;margin:0 0 1.5rem}
.impacto-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.impacto-list li{position:relative;padding-left:26px;color:var(--ink);font-size:.95rem}
.impacto-list li::before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:800}

/* Testimonials */
.testimonial{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:28px 24px;box-shadow:var(--shadow);
}
.testimonial p{font-size:.98rem;color:var(--ink);line-height:1.6;margin:0 0 1.2rem}
.testimonial-author{display:flex;flex-direction:column;font-size:.85rem}
.testimonial-author strong{color:var(--dark)}
.testimonial-author span{color:var(--muted)}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px 22px;
}
.faq-item summary{font-weight:700;cursor:pointer;color:var(--dark);list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.3rem;color:var(--green);transition:transform .2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{margin:.9rem 0 0;color:var(--muted);line-height:1.55}

/* Contact form */
.contact-form{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow)}
.contact-form label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:.88rem;color:var(--dark);margin-bottom:18px}
.contact-form input,.contact-form textarea{
  font-family:inherit;font-size:.95rem;padding:12px 14px;border-radius:10px;
  border:1px solid var(--border);background:var(--bg-alt);
}
.contact-form input:focus,.contact-form textarea:focus{outline:2px solid var(--green);outline-offset:1px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-note{font-size:.8rem;color:var(--muted);margin-top:10px}

/* Footer */
.site-footer{background:var(--dark);color:rgba(255,255,255,.8);padding:48px 0}
.footer-inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px}
.site-footer strong{color:#fff;font-size:1.1rem}
.footer-note{font-size:.82rem;color:rgba(255,255,255,.55);max-width:360px}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1;transform:none;transition:none}
}

/* Responsive */
@media (max-width:900px){
  .grid-3{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .impacto-inner{grid-template-columns:1fr;gap:32px}
  .impacto-media{max-width:520px;margin:0 auto}
}
@media (max-width:720px){
  .main-nav{
    position:absolute;top:76px;left:0;right:0;background:#fff;flex-direction:column;
    padding:16px 24px;gap:4px;border-bottom:1px solid var(--border);display:none;
  }
  .main-nav.is-open{display:flex}
  .main-nav a{padding:10px 0}
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .grid-3{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .hero{padding:110px 0 70px}
  .footer-inner{flex-direction:column}
  .funciona-photo{margin-bottom:2rem}
  .impacto-accent{width:96px;height:96px;right:-10px;bottom:-10px;border-width:3px}
}