:root{
  --green:#1f7a4d; --green-d:#145c38; --green-l:#e8f5ee;
  --ink:#17241d; --muted:#5a6b62; --bg:#fbfdfb; --card:#ffffff;
  --line:#e2ebe5; --amber:#f2b705; --radius:16px; --wrap:1120px;
  --shadow:0 6px 24px rgba(20,60,40,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,.brand{font-family:Fraunces,Georgia,serif;line-height:1.15;color:var(--ink)}
h1{font-size:clamp(2rem,5vw,3.4rem);font-weight:700;margin:.2em 0}
h2{font-size:clamp(1.5rem,3.5vw,2.3rem);margin:0 0 .5em}
h3{font-size:1.25rem;margin:0 0 .4em}
p{margin:0 0 1em}
a{color:var(--green-d);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
section{padding:clamp(48px,7vw,88px) 0}

/* progreso de lectura */
.reading-progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--green);z-index:100;transition:width .1s}

/* header */
.site-head{position:sticky;top:0;z-index:50;background:rgba(251,253,251,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:20px;height:64px}
.brand{font-size:1.3rem;font-weight:700;display:flex;align-items:center;gap:6px}
.site-head nav{margin-left:auto;display:flex;gap:22px}
.site-head nav a{color:var(--ink);font-weight:500;font-size:.95rem}
.leaf{font-size:1.1em}

/* botones */
.btn{display:inline-block;background:var(--green);color:#fff;padding:14px 26px;border-radius:999px;font-weight:600;box-shadow:var(--shadow);transition:transform .15s,background .15s}
.btn:hover{background:var(--green-d);text-decoration:none;transform:translateY(-1px)}
.btn-sm{padding:9px 18px;font-size:.9rem;box-shadow:none}
.btn-ghost{background:transparent;color:var(--green-d);border:2px solid var(--green)}

/* hero */
.hero{background:linear-gradient(165deg,var(--green-l),#fff);border-bottom:1px solid var(--line)}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero .lede{font-size:1.2rem;color:var(--muted);max-width:52ch}
.hero .cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:10px}
.hero .trust{display:flex;gap:18px;margin-top:26px;flex-wrap:wrap;font-size:.85rem;color:var(--muted)}
.hero .trust b{color:var(--ink)}
.hero-visual{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:4/5;display:flex;align-items:center;justify-content:center;font-size:7rem}

/* grids genéricos */
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:.78rem;font-weight:600;color:var(--green);margin-bottom:8px}
.center{text-align:center}
.icon{font-size:2rem;margin-bottom:8px}

/* pasos */
.steps{counter-reset:s}
.steps .card{position:relative;padding-top:40px}
.steps .card::before{counter-increment:s;content:counter(s);position:absolute;top:-18px;left:24px;width:40px;height:40px;background:var(--green);color:#fff;border-radius:50%;display:grid;place-items:center;font-weight:700;font-family:Fraunces,serif}

/* ingredientes */
.ingr{display:flex;gap:16px;align-items:flex-start}
.ingr .dot{flex:0 0 auto;width:44px;height:44px;border-radius:12px;background:var(--green-l);display:grid;place-items:center;font-size:1.4rem}

/* testimonios */
.quote{font-style:italic;font-size:1.05rem}
.who{display:flex;align-items:center;gap:10px;margin-top:12px;font-size:.9rem;color:var(--muted)}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--green-l);display:grid;place-items:center;font-weight:700;color:var(--green-d)}

/* oferta */
.offer{background:var(--green);color:#fff;text-align:center;border-radius:var(--radius)}
.offer h2{color:#fff}
.offer .price{font-size:3rem;font-family:Fraunces,serif;font-weight:700}
.offer .btn{background:#fff;color:var(--green-d)}

/* FAQ */
details.faq{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:0 20px;margin-bottom:12px}
details.faq summary{cursor:pointer;font-weight:600;padding:18px 0;list-style:none;display:flex;justify-content:space-between;align-items:center}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";font-size:1.4rem;color:var(--green)}
details.faq[open] summary::after{content:"–"}
details.faq .ans{padding-bottom:18px;color:var(--muted)}

/* lead / captura */
.lead-box{background:var(--green-l);border:1px dashed var(--green);border-radius:var(--radius);padding:32px;text-align:center}
.lead-box form{display:flex;gap:10px;max-width:460px;margin:16px auto 0;flex-wrap:wrap}
.lead-box input{flex:1;min-width:200px;padding:14px 16px;border:1px solid var(--line);border-radius:999px;font-size:1rem}

/* sticky CTA móvil */
.sticky-cta{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);padding:10px 16px;display:none;align-items:center;justify-content:space-between;gap:12px;z-index:60;box-shadow:0 -4px 16px rgba(0,0,0,.06)}
.sticky-cta .p{font-weight:700;font-family:Fraunces,serif}

/* footer */
.site-foot{background:#102017;color:#cfe3d7;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.2fr .8fr 1.6fr;gap:30px;padding:48px 20px 24px}
.site-foot a{color:#cfe3d7;display:block;margin-bottom:8px}
.site-foot .disclaimer{font-size:.8rem;color:#9fb8a9;line-height:1.5}
.site-foot .copy{border-top:1px solid #1d3326;padding:16px 20px;font-size:.8rem;color:#9fb8a9}

/* artículos */
.article{max-width:760px;margin:0 auto}
.article h1{margin-bottom:.1em}
.article .meta{color:var(--muted);font-size:.9rem;margin-bottom:24px}
.article h2{margin-top:1.4em}
.article .tldr{background:var(--green-l);border-left:4px solid var(--green);padding:16px 20px;border-radius:0 12px 12px 0;margin-bottom:24px}
.post-list{list-style:none;padding:0;display:grid;gap:18px}
.post-list a{display:block;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:22px}

@media(max-width:820px){
  .hero .wrap,.foot-grid{grid-template-columns:1fr}
  .g3,.g2{grid-template-columns:1fr}
  .site-head nav{display:none}
  .hero-visual{aspect-ratio:16/10;font-size:5rem}
  .sticky-cta{display:flex}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}