:root{
  --ulloa-black:#0A0A0B;--graphite:#1C1C1F;--steel:#6B6B70;--bone:#F5F5F3;--white:#FFFFFF;
  --soft:#ECECE9;--line:#E2E2DE;--method-blue:#3B82F6;--blue-hover:#2f6fe0;--blue-tint:#EAF1FF;--blue-tint-line:#CBDDFB;
  --maxw:1120px;--gutter:24px;--radius:14px;
  --font-display:'Inter',system-ui,-apple-system,sans-serif;--font-body:'Inter',system-ui,-apple-system,sans-serif;--font-mono:'JetBrains Mono',ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);background:var(--bone);color:var(--ulloa-black);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.1;letter-spacing:-0.02em;color:var(--ulloa-black)}
h1{font-weight:800;font-size:clamp(2.3rem,5.5vw,3.7rem)}
h2{font-weight:700;font-size:clamp(1.8rem,4vw,2.6rem)}
h3{font-weight:600;font-size:1.15rem}
.lead{font-size:clamp(1.05rem,2vw,1.25rem);color:var(--steel)}
.eyebrow{font-family:var(--font-mono);font-weight:600;font-size:.72rem;text-transform:uppercase;letter-spacing:2.5px;color:var(--method-blue);display:inline-block;margin-bottom:16px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
section{padding:clamp(64px,9vw,120px) 0}
.section-alt{background:var(--soft)}
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-body);font-weight:600;font-size:1rem;padding:15px 28px;border-radius:10px;border:1.5px solid transparent;text-decoration:none;cursor:pointer;transition:.18s ease}
.btn-primary{background:var(--method-blue);color:#fff}
.btn-primary:hover{background:var(--blue-hover);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ulloa-black);border-color:#cfcfca}
.btn-ghost:hover{border-color:var(--ulloa-black)}

.nav{position:sticky;top:0;z-index:40;background:rgba(245,245,243,.82);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.wordmark{font-family:var(--font-display);font-weight:800;letter-spacing:-0.04em;font-size:1.25rem;color:var(--ulloa-black);text-decoration:none}
.nav-cta{font-size:.9rem;padding:10px 20px}

.hero{background:var(--bone);padding:clamp(64px,9vw,110px) 0}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}
.hero-copy{max-width:620px}
.hero h1{margin:6px 0 22px}
.hero h1 .accent{color:var(--method-blue)}
.hero .lead{margin-bottom:24px}
.hero-bullets{display:flex;flex-wrap:wrap;gap:8px 22px;margin-bottom:30px;list-style:none}
.hero-bullets li{font-family:var(--font-mono);font-size:.78rem;color:var(--graphite);display:flex;align-items:center;gap:8px}
.hero-bullets li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--method-blue)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.trust{margin-top:24px;font-family:var(--font-mono);font-size:.78rem;color:var(--steel);letter-spacing:.5px}
.trust b{color:var(--graphite);font-weight:600}
.hero-photo{aspect-ratio:4/5;border-radius:var(--radius);background:var(--soft);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;text-align:center;padding:24px;color:var(--steel);font-family:var(--font-mono);font-size:.78rem;line-height:1.7}

.prob-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:40px}
.prob-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.prob-card p{color:var(--graphite);font-size:.97rem}
.prob-card .tag{font-family:var(--font-mono);font-size:.7rem;color:var(--method-blue);text-transform:uppercase;letter-spacing:1.5px;display:block;margin-bottom:10px}

.split{display:grid;grid-template-columns:0.9fr 1.1fr;gap:56px;align-items:center}
.photo-ph{aspect-ratio:4/5;border-radius:var(--radius);background:var(--soft);display:flex;align-items:center;justify-content:center;text-align:center;padding:24px;color:var(--steel);font-family:var(--font-mono);font-size:.78rem;line-height:1.7;border:1px solid var(--line)}
.split p.body{color:var(--graphite)}
.creds{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.chip{font-family:var(--font-mono);font-size:.78rem;border:1px solid var(--line);border-radius:999px;padding:8px 16px;background:var(--white);color:var(--graphite)}

/* ---------- CAPAS (oferta) ---------- */
.layers{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.layer{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:30px;display:flex;flex-direction:column}
.layer .ln{font-family:var(--font-mono);font-size:.72rem;letter-spacing:1.5px;color:var(--method-blue);text-transform:uppercase}
.layer h3{margin:12px 0 10px;font-size:1.25rem}
.layer .desc{color:var(--graphite);font-size:.95rem;margin-bottom:18px;flex:1}
.layer .meta{border-top:1px solid var(--line);padding-top:14px;font-size:.85rem}
.layer .meta div{display:flex;gap:8px;margin-bottom:6px}
.layer .meta .lbl{font-family:var(--font-mono);font-size:.66rem;text-transform:uppercase;letter-spacing:1px;color:var(--steel);flex:none;width:78px;padding-top:2px}
.layer .meta .val{color:var(--graphite)}
.honest{margin-top:28px;font-size:.92rem;color:var(--steel);max-width:720px;border-left:3px solid var(--method-blue);padding-left:16px}

.method-head{max-width:640px;margin-bottom:48px}
.steps{display:grid;gap:0}
.step{display:grid;grid-template-columns:80px 1fr 1fr;gap:28px;align-items:start;padding:30px 0;border-top:1px solid var(--line)}
.step:last-child{border-bottom:1px solid var(--line)}
.step-n{font-family:var(--font-mono);font-weight:600;font-size:1.5rem;color:var(--method-blue)}
.step h3{margin-bottom:6px}
.step .q{color:var(--steel);font-size:.95rem}
.step .out{color:var(--graphite);font-size:.92rem}
.step .out span{font-family:var(--font-mono);font-size:.68rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--steel);display:block;margin-bottom:6px}
.method-cta{margin-top:40px}

.authority{display:flex;flex-wrap:wrap;gap:16px;margin-top:36px}
.badge{flex:1 1 240px;border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:var(--white)}
.badge .k{font-family:var(--font-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--method-blue);margin-bottom:8px;display:flex;align-items:center;gap:7px}
.badge .k::before{content:"✓";color:var(--method-blue);font-weight:700}
.badge p{color:var(--graphite);font-size:.92rem}
.badge b{color:var(--ulloa-black)}
.videos{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:36px}
.vid{position:relative;aspect-ratio:9/16;border-radius:var(--radius);overflow:hidden;background:var(--white);border:1px solid var(--line)}
.vid video,.vid iframe{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border:0}
.vid .vph{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:16px;gap:12px}
.vid .play{width:52px;height:52px;border-radius:50%;background:var(--method-blue);display:flex;align-items:center;justify-content:center}
.vid .play svg{width:20px;height:20px;fill:#fff;margin-left:3px}
.vid .vlabel{font-family:var(--font-mono);font-size:.7rem;color:var(--steel);line-height:1.6}
.vid .vwho{font-family:var(--font-mono);font-size:.72rem;color:var(--graphite);font-weight:600}

.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:40px}
.metric{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.metric .m{font-family:var(--font-mono);font-weight:600;font-size:1.3rem;color:var(--method-blue);margin-bottom:10px}
.metric p{color:var(--graphite);font-size:.9rem}

.fit{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:40px}
.fit-col{border-radius:var(--radius);padding:32px}
.fit-yes{background:var(--blue-tint);border:1px solid var(--blue-tint-line)}
.fit-no{background:var(--white);border:1px solid var(--line)}
.fit h3{margin-bottom:18px;font-size:1.05rem}
.fit ul{list-style:none}
.fit li{padding:9px 0 9px 28px;position:relative;color:var(--graphite);font-size:.95rem;border-bottom:1px solid #00000010}
.fit li:last-child{border-bottom:none}
.fit-yes li::before{content:"+";position:absolute;left:0;color:var(--method-blue);font-weight:700}
.fit-no li::before{content:"–";position:absolute;left:0;color:var(--steel);font-weight:700}

/* ---------- INVERSIÓN (modelos) ---------- */
.plans{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:40px}
.plan{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:34px;display:flex;flex-direction:column}
.plan.featured{border-color:var(--method-blue);box-shadow:0 0 0 1px var(--method-blue)}
.plan .pk{font-family:var(--font-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--method-blue);margin-bottom:14px}
.plan .price{font-family:var(--font-mono);font-weight:600;font-size:1.9rem;color:var(--ulloa-black);line-height:1.15}
.plan .price small{display:block;font-size:.8rem;color:var(--steel);font-weight:400;margin-top:6px}
.plan .pd{color:var(--graphite);font-size:.95rem;margin:18px 0;flex:1}
.plan .tagm{font-family:var(--font-mono);font-size:.72rem;color:var(--steel)}
.reqs{margin-top:26px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.reqs .rt{font-family:var(--font-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--method-blue);margin-bottom:14px}
.reqs ul{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px 28px}
.reqs li{position:relative;padding-left:20px;color:var(--graphite);font-size:.92rem}
.reqs li::before{content:"—";position:absolute;left:0;color:var(--method-blue)}
.slots{margin-top:22px;font-family:var(--font-mono);font-size:.85rem;color:var(--graphite);display:inline-flex;align-items:center;gap:10px;background:var(--blue-tint);border:1px solid var(--blue-tint-line);border-radius:999px;padding:10px 18px}
.slots b{color:var(--method-blue)}

.form-shell{display:grid;grid-template-columns:0.85fr 1.15fr;gap:48px;align-items:start}
.form-intro .lead{margin-top:16px}
.next-steps{margin-top:30px;display:grid;gap:16px}
.ns{display:flex;gap:14px;align-items:flex-start}
.ns .nsn{flex:none;width:26px;height:26px;border-radius:50%;background:var(--method-blue);color:#fff;font-family:var(--font-mono);font-size:.8rem;font-weight:600;display:flex;align-items:center;justify-content:center;margin-top:2px}
.ns p{color:var(--graphite);font-size:.95rem}
.form-card{background:var(--white);border:1px solid var(--line);box-shadow:0 12px 34px #0000000d;border-radius:var(--radius);padding:clamp(24px,3vw,40px);color:var(--ulloa-black)}
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;font-size:.88rem;margin-bottom:7px}
.field label .opt{color:var(--steel);font-weight:400;font-family:var(--font-mono);font-size:.72rem}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1.5px solid #dcdcd7;border-radius:9px;font-family:var(--font-body);font-size:.95rem;background:#fafaf8;transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--method-blue);background:#fff;box-shadow:0 0 0 3px #3b82f622}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-card .btn-primary{width:100%;justify-content:center;margin-top:8px}
.micro{font-size:.78rem;color:var(--steel);margin-top:14px;text-align:center}

.faq{max-width:760px;margin:40px auto 0}
.faq details{border-top:1px solid var(--line);padding:20px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{font-weight:600;font-size:1.05rem;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--method-blue);font-weight:700;font-size:1.3rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--graphite);margin-top:14px}

.cta-final{background:var(--method-blue);color:#fff;text-align:center}
.cta-final h2{color:#fff}
.cta-final p{color:#e6efff;max-width:560px;margin:16px auto 30px;font-size:1.1rem}
.cta-final .btn{background:#fff;color:var(--method-blue)}
.cta-final .btn:hover{background:#f0f0f0}

.footer{background:var(--ulloa-black);color:var(--steel);padding:48px 0}
.footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px;align-items:flex-start}
.footer .wordmark{font-size:1.1rem;color:var(--bone)}
.footer .tagline{font-family:var(--font-mono);font-size:.78rem}
.footer a{color:var(--steel);text-decoration:none}
.footer a:hover{color:var(--bone)}
.footer-links{margin-top:6px;font-size:.85rem}

.wa{position:fixed;right:22px;bottom:22px;z-index:60;width:58px;height:58px;border-radius:50%;background:#25D366;border:none;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px #00000026;transition:.18s}
.wa:hover{transform:scale(1.06)}
.wa svg{width:30px;height:30px;fill:#fff}
.mobile-cta{display:none}

.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

@media (max-width:980px){.hero .wrap{grid-template-columns:1fr;gap:36px}.hero-photo{max-width:360px}}
@media (max-width:880px){
  .split,.form-shell{grid-template-columns:1fr;gap:32px}
  .prob-grid,.layers,.fit,.plans{grid-template-columns:1fr}
  .metrics{grid-template-columns:1fr 1fr}
  .videos{grid-template-columns:1fr 1fr}
  .reqs ul{grid-template-columns:1fr}
  .step{grid-template-columns:48px 1fr;gap:18px}
  .step .out{grid-column:1 / -1;padding-left:66px}
  .field-row{grid-template-columns:1fr}
  .nav-cta{display:none}
  body{padding-bottom:72px}
  .wa{bottom:84px}
  .mobile-cta{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:55;padding:12px 16px;background:rgba(245,245,243,.96);backdrop-filter:blur(8px);border-top:1px solid var(--line);transition:transform .25s ease}
  .mobile-cta.hidden{transform:translateY(110%)}
  .mobile-cta .btn{flex:1;justify-content:center}
}
@media (max-width:520px){.metrics,.videos{grid-template-columns:1fr}}
:focus-visible{outline:2px solid var(--method-blue);outline-offset:2px}