:root{
  --navy-950:#030a19;--navy-900:#07142f;--navy-800:#0b173d;--navy-700:#132755;
  --gold-500:#d6b15f;--gold-600:#bf9131;--paper:#fff;--cream:#f8f5ee;--surface:#f3f6fa;
  --ink:#15213c;--muted:#5d6b82;--line:#d6deea;--shadow:0 18px 48px rgba(7,20,47,.10);
  --radius:22px;--shell:1216px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:#fff;font-family:"Segoe UI",Arial,sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased}
img,video{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
.shell{width:min(calc(100% - 40px),var(--shell));margin-inline:auto}
.skip-link{position:fixed;z-index:999;top:10px;left:10px;transform:translateY(-160%);padding:10px 14px;border-radius:10px;color:#fff;background:var(--navy-900)}
.skip-link:focus{transform:translateY(0)}
section[id]{scroll-margin-top:84px}
.eyebrow{margin:0 0 10px;color:var(--gold-600);font-size:.74rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase}
.eyebrow-blue{color:var(--navy-700)}
h1,h2,h3{margin:0;color:var(--navy-800);font-family:Georgia,"Times New Roman",serif;font-weight:700;line-height:1.06}
h1{font-size:clamp(2.35rem,4.2vw,4.2rem);letter-spacing:-.04em}
h2{font-size:clamp(1.85rem,3vw,2.85rem);letter-spacing:-.03em}
h3{font-size:1.45rem;letter-spacing:-.02em}
h1 span,h2 span{color:var(--gold-600)}
p{margin-top:0}
.button{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border:1px solid transparent;border-radius:11px;font-weight:850;transition:.18s ease;text-align:center}
.button:hover{transform:translateY(-2px)}
.button-gold{color:var(--navy-900);background:linear-gradient(135deg,#efd17e,var(--gold-500));box-shadow:0 10px 24px rgba(214,177,95,.24)}
.button-blue{color:#fff;background:linear-gradient(135deg,#1b3c7a,var(--navy-800));border-color:var(--navy-700);box-shadow:0 10px 24px rgba(11,23,61,.20)}
.button-outline{color:var(--navy-800);background:#fff;border-color:#a8b5c8}
.button-soft{color:var(--navy-900);background:rgba(255,255,255,.96);border-color:rgba(255,255,255,.55);box-shadow:0 12px 30px rgba(255,255,255,.10)}
.button-large{min-height:54px;padding:14px 22px}
.button-full{width:100%}
.site-header{position:sticky;z-index:100;top:0;background:rgba(7,20,47,.98);border-bottom:1px solid rgba(214,177,95,.4);box-shadow:0 8px 26px rgba(3,10,25,.16);backdrop-filter:blur(10px)}
.header-inner{min-height:72px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:20px}
.brand{display:grid;place-items:center;width:58px;height:48px}
.brand img{width:46px;max-height:46px;object-fit:contain}
.edition{justify-self:end;margin:0;color:#fff;font-size:.83rem;font-weight:750}.edition span{display:inline-block;width:8px;height:8px;margin-right:9px;border-radius:50%;background:var(--gold-500);box-shadow:0 0 0 5px rgba(214,177,95,.12)}

.landing-mosaic{padding:26px 0 64px;background:linear-gradient(180deg,#f2f5fa 0%,#fff 18%,#fff 100%)}
.mosaic{display:grid;grid-template-columns:repeat(12,1fr);gap:16px;align-items:stretch}
.panel{border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow);overflow:hidden}
.panel-dark{color:#fff;background:linear-gradient(145deg,var(--navy-900),var(--navy-800));border-color:rgba(214,177,95,.45)}
.panel-dark h2,.panel-dark h3{color:#fff}
.panel-dark p,.panel-dark li{color:#dce5f1}
.concept-panel{position:relative;background-size:cover;background-position:center;isolation:isolate}
.concept-panel > *{position:relative;z-index:2}
.concept-panel::before{content:"";position:absolute;inset:0;background:linear-gradient(145deg,rgba(4,15,42,.80),rgba(11,23,61,.68));z-index:1}
.problem-theme{background-image:url('/assets/zir/bg-problem.webp');background-position:center}
.mechanism-theme{background-image:url('/assets/zir/bg-mechanism.webp');background-position:center}
.offer-theme{background-image:url('/assets/zir/bg-offer.webp');background-position:center}
.guarantee-theme{background-image:url('/assets/zir/bg-guarantee.webp');background-position:center}
.future-theme{background-image:url('/assets/zir/bg-future.webp');background-position:center}
.final-theme{background-image:url('/assets/zir/bg-final.webp');background-position:center}

.hero-copy{grid-column:1 / span 7;grid-row:1 / span 2;padding:32px;display:flex;flex-direction:column;justify-content:center;min-height:560px}
.hero-copy .lead{margin:17px 0 16px;color:#40506b;font-size:1.04rem}
.hero-bullets{display:grid;gap:10px;margin:0 0 22px;padding:0;list-style:none}
.hero-bullets li{display:flex;gap:9px;align-items:flex-start;color:#31415e;font-weight:650;font-size:.95rem}
.hero-bullets li::before{content:"✓";display:grid;place-items:center;flex:0 0 22px;width:22px;height:22px;border-radius:50%;color:var(--navy-900);background:var(--gold-500);font-weight:900}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:auto}
.hero-visual{grid-column:8 / -1;grid-row:1;padding:16px 20px 18px;background:linear-gradient(145deg,#fbf8f1,#fff);display:grid;grid-template-rows:auto 1fr;place-items:center;min-height:240px}
.hero-visual figcaption{justify-self:start;width:100%;margin-bottom:8px}
.hero-visual img{width:min(100%,310px);max-height:270px;object-fit:contain;border-radius:18px;box-shadow:0 14px 34px rgba(7,20,47,.16)}
.problem{grid-column:8 / -1;grid-row:2;padding:25px;min-height:300px}
.problem h2{margin-bottom:14px}
.problem ul{display:grid;gap:12px;margin:0;padding:0;list-style:none}
.problem li{padding-left:20px;position:relative;font-size:.95rem}
.problem li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:50%;background:var(--gold-500)}

.demo{grid-column:1/-1;padding:24px;background:linear-gradient(145deg,var(--navy-900),var(--navy-800));border-color:rgba(214,177,95,.45)}
.demo-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:24px;align-items:center}
.demo-copy h2{margin-bottom:12px;color:#fff}
.demo-copy p{color:#dce5f1;margin-bottom:12px}
.demo-tags{display:flex;gap:8px;flex-wrap:wrap}
.demo-tags span{padding:6px 9px;border:1px solid rgba(214,177,95,.35);border-radius:999px;color:#e7edf7;font-size:.74rem;font-weight:800}
.video-frame{overflow:hidden;border:1px solid rgba(214,177,95,.55);border-radius:16px;background:#020714}
.video-frame video{width:100%;aspect-ratio:1210/716;background:#000}
.video-caption{display:flex;justify-content:space-between;gap:12px;padding:10px 12px;color:#d7e0ed;font-size:.75rem}
.video-caption strong{color:var(--gold-500)}

.half{grid-column:span 6;padding:26px}
.history{background:linear-gradient(145deg,#fff,#f7f9fc)}
.mechanism{position:relative}
.mechanism::after{content:"";position:absolute;right:24px;bottom:22px;width:130px;height:80px;opacity:.18;background:linear-gradient(135deg,transparent 15%,var(--gold-500) 16% 18%,transparent 19% 40%,var(--gold-500) 41% 43%,transparent 44%)}
.half h2{margin-bottom:12px}
.history p{margin-bottom:0;color:#4f607b}
.panel-dark.half p{color:#dce5f1}

.third{grid-column:span 4;padding:24px;min-height:270px}
.card-icon{display:grid;place-items:center;width:42px;height:42px;margin-bottom:16px;border:1px solid rgba(214,177,95,.7);border-radius:50%;color:var(--gold-600);font-size:1.2rem;font-weight:900}
.third h3{margin-bottom:10px}
.third p,.third li{color:#53627a;font-size:.95rem}
.mini-list{display:grid;gap:8px;margin:12px 0 0;padding:0;list-style:none}
.mini-list li{padding-left:18px;position:relative}
.mini-list li::before{content:"•";position:absolute;left:2px;color:var(--gold-600);font-weight:900}

.offer{grid-column:span 6;padding:30px;display:flex;flex-direction:column;justify-content:center}
.offer h2{max-width:520px}
.offer p{max-width:520px}
.offer .price{display:flex;align-items:flex-end;gap:10px;margin:14px 0}
.offer .price strong{color:#fff;font:700 clamp(3.3rem,6vw,5rem) Georgia,serif;line-height:.9}
.offer .price span{color:var(--gold-500);font-weight:850}
.price-kicker{margin:18px 0 0!important;color:var(--gold-500)!important;font-weight:850;letter-spacing:.02em}.offer-note{color:#cdd8e7!important;font-size:.86rem}
.offer-cta{margin-top:8px;white-space:normal;line-height:1.2;padding-block:17px}
.included{grid-column:span 6;padding:28px}
.included ul{display:grid;gap:10px;margin:16px 0 0;padding:0;list-style:none}
.included li{display:flex;gap:10px;color:#42516c}
.included li::before{content:"✓";display:grid;place-items:center;flex:0 0 24px;width:24px;height:24px;border-radius:50%;background:var(--gold-500);color:var(--navy-900);font-weight:900}

.bonus,.guarantee,.audience{grid-column:span 4;padding:24px}
.bonus{background:linear-gradient(180deg,#fff,#fbf8f1)}
.bonus-badge{display:inline-block;margin-top:14px;padding:7px 10px;border-radius:999px;background:var(--cream);border:1px solid rgba(214,177,95,.55);color:var(--navy-800);font-size:.76rem;font-weight:850}
.guarantee{display:grid;grid-template-columns:1fr 155px;gap:16px;align-items:center}
.guarantee img{width:155px;justify-self:end;filter:drop-shadow(0 12px 26px rgba(0,0,0,.30))}
.audience{background:linear-gradient(180deg,#fff,#fbfbfc)}
.audience ul{display:grid;gap:10px;margin:14px 0 0;padding:0;list-style:none}
.audience li{color:#41526f;font-size:.92rem;display:flex;align-items:flex-start;gap:8px}
.audience li::before{content:"✓";color:var(--gold-500);font-weight:900;line-height:1.2}

.future{grid-column:span 7;padding:28px}
.future-intro{max-width:780px;color:#dce5f1;margin:14px 0 0}
.future-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
.future-grid div{padding:18px;border-radius:16px;background:rgba(255,255,255,.96);border:1px solid rgba(214,177,95,.45);box-shadow:0 12px 28px rgba(3,10,25,.18)}
.future-grid strong{display:block;color:var(--navy-800);margin-bottom:10px;font-size:1.05rem}
.future-grid ul{display:grid;gap:8px;margin:0;padding:0;list-style:none}
.future-grid li{position:relative;padding-left:16px;color:#40506b;font-size:.88rem}
.future-grid li::before{content:"•";position:absolute;left:2px;color:var(--gold-600);font-weight:900}

.faq{grid-column:span 5;padding:26px}
.faq-list{display:grid;gap:8px;margin-top:14px}
.faq details{border:1px solid var(--line);border-radius:11px;overflow:hidden;background:#fff}
.faq summary{cursor:pointer;list-style:none;padding:13px 42px 13px 14px;position:relative;color:var(--navy-800);font-weight:800;font-size:.88rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:14px;color:var(--gold-600);font-size:1.2rem}
.faq details[open] summary::after{content:"−"}
.faq details p{margin:0;padding:0 14px 14px;color:#5a6982;font-size:.86rem}

.final-cta{grid-column:1/-1;padding:38px;text-align:center;color:#fff;border-color:rgba(214,177,95,.55)}
.final-cta h2{max-width:900px;margin:0 auto 12px;color:#fff}
.final-cta h2 span{color:var(--gold-500)}
.final-cta p{max-width:760px;margin:0 auto 18px;color:#dce5f1}
.final-micro{display:block;margin-top:11px;color:#bfcadd;font-size:.78rem}

.risk{padding:20px 0;color:#d4ddea;background:var(--navy-950)}
.risk strong{color:var(--gold-500);font-size:.72rem;letter-spacing:.12em}
.risk p{margin:5px 0 0;font-size:.75rem}
.site-footer{padding:30px 0;background:#020714;color:#aebccd;border-top:1px solid rgba(214,177,95,.28)}
.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:center}
.footer-brand{display:flex;gap:14px;align-items:center}
.footer-brand img{width:56px}
.footer-brand strong{color:#fff;font-family:Georgia,serif}
.footer-brand p{margin:0;font-size:.78rem}
.site-footer nav{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:10px 18px;font-size:.78rem}
.copyright{grid-column:1/-1;margin:0;padding-top:16px;border-top:1px solid rgba(255,255,255,.1);text-align:center;font-size:.7rem}

@media(max-width:1080px){
  .hero-copy{grid-column:1 / span 7;min-height:unset}
  .hero-visual,.problem{grid-column:8 / -1}
  .third{grid-column:span 6}
  .third:last-child{grid-column:1/-1}
  .bonus,.guarantee,.audience{grid-column:span 6}
  .audience{grid-column:1/-1}
  .future,.faq{grid-column:1/-1}
}
@media(max-width:860px){
  .hero-copy,.hero-visual,.problem,.demo,.half,.third,.offer,.included,.bonus,.guarantee,.audience,.future,.faq,.final-cta{grid-column:1/-1;grid-row:auto}
  .hero-copy,.problem,.demo,.half,.third,.offer,.included,.bonus,.guarantee,.audience,.future,.faq,.final-cta{padding:22px}
  .hero-copy{min-height:unset}
  .hero-visual{min-height:unset}
  .demo-grid{grid-template-columns:1fr}
}
@media(max-width:760px){
  .shell{width:min(calc(100% - 24px),var(--shell))}
  .header-inner{min-height:64px}
  .edition{font-size:.68rem;text-align:right}
  .header-cta{display:none}
  .landing-mosaic{padding-top:16px}
  .mosaic{gap:12px}
  .hero-visual img{max-height:420px}
  .guarantee{grid-template-columns:1fr 110px}
  .guarantee img{width:110px}
  .future-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .site-footer nav{justify-content:flex-start}
  .copyright{grid-column:auto}
  .video-caption{display:grid}
}
@media(max-width:470px){
  .hero-actions .button{width:100%}
  .guarantee{grid-template-columns:1fr;text-align:center}
  .guarantee img{margin:auto;justify-self:center}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}

/* v1.4 — editorial value bridge */
.compatibility{grid-column:1/-1;padding:22px 26px;display:flex;align-items:center;justify-content:space-between;gap:22px;background:linear-gradient(145deg,#fff,#f7f9fc)}
.compatibility-copy h3{font-size:1.28rem}
.compatibility-tags{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap}
.compatibility-tags span{padding:8px 11px;border:1px solid rgba(214,177,95,.62);border-radius:999px;background:#fbf8f1;color:var(--navy-800);font-size:.78rem;font-weight:850;white-space:nowrap}
@media(max-width:860px){.compatibility{grid-column:1/-1;display:grid;padding:22px}.compatibility-tags{justify-content:flex-start}}

/* v1.5 — refinamiento editorial y visual */
.panel-dark .eyebrow{color:var(--gold-500)}
.concept-panel{background-color:var(--navy-900);background-repeat:no-repeat;background-size:cover}
.concept-panel::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(145deg,rgba(4,15,42,.66),rgba(11,23,61,.52)),
    radial-gradient(circle at 18% 18%,rgba(255,255,255,.06),transparent 30%),
    radial-gradient(circle at 82% 76%,rgba(214,177,95,.10),transparent 28%),
    repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 1px,transparent 1px 86px),
    repeating-linear-gradient(0deg,rgba(255,255,255,.028) 0 1px,transparent 1px 72px);
}
.problem-theme{background-position:center}
.mechanism-theme{background-position:center}
.offer-theme{background-position:center}
.guarantee-theme{background-position:center}
.future-theme{background-position:center}
.final-theme{background-position:center}

.compatibility{
  grid-column:1/-1;padding:22px 26px;display:flex;align-items:center;justify-content:space-between;gap:22px;
  background:linear-gradient(145deg,var(--navy-900),var(--navy-800));border-color:rgba(214,177,95,.45)
}
.compatibility-copy h3{font-size:1.28rem;color:#fff}
.compatibility-copy p{color:var(--gold-500)}
.compatibility-tags{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap}
.compatibility-tags span{
  padding:8px 11px;border:1px solid rgba(214,177,95,.62);border-radius:999px;
  background:rgba(255,255,255,.06);color:#fff;font-size:.78rem;font-weight:850;white-space:nowrap
}

/* v1.6 — ajuste final de demostración y acceso/soporte */
.demo-copy p + p{margin-top:12px}
.included-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:22px;align-items:center}
.included-copy{min-width:0}
.included-visual{display:flex;align-items:center;justify-content:center}
.included-visual img{display:block;width:100%;max-width:560px;height:auto;border-radius:18px;border:1px solid rgba(214,177,95,.30);box-shadow:0 18px 40px rgba(7,16,40,.08)}
@media (max-width: 900px){
  .included-grid{grid-template-columns:1fr}
  .included-visual{order:2}
}


/* v1.7 — ajustes finales de congelación */
.hero-copy{min-height:500px}
.hero-bullets{margin:0 0 16px}
.hero-actions{margin-top:12px}

/* acceso y soporte: imagen debajo del contenido */
.included-grid{grid-template-columns:1fr;gap:18px;align-items:start}
.included-visual{justify-content:flex-start}
.included-visual img{max-width:340px}

/* comparación */
.future .eyebrow{white-space:nowrap}

/* garantía */
.guarantee .eyebrow{white-space:nowrap;font-size:.70rem;letter-spacing:.11em}

/* CTA final dorado */
.final-cta .button-gold{box-shadow:0 12px 26px rgba(214,177,95,.24)}

@media (max-width: 900px){
  .hero-copy{min-height:auto}
  .included-visual{justify-content:center}
}


/* v1.8 — centrar visual de acceso y ajustar CTA de oferta */
.included-grid{grid-template-columns:1fr;justify-items:stretch}
.included-visual{width:100%;justify-content:center;align-items:center;text-align:center;padding-top:6px}
.included-visual img{width:min(100%, 420px);max-width:420px;margin-inline:auto}
@media (max-width: 900px){.included-visual img{width:min(100%, 340px);max-width:340px}}

/* R4.3 — Video demostrativo ZIR responsive, mobile friendly */
.video-frame video{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:contain;background:#020714}
.video-direct-link{display:block;padding:0 12px 12px;color:#e6edf7;font-size:.78rem;text-align:right;text-decoration:underline;text-underline-offset:3px}
.video-direct-link:hover,.video-direct-link:focus-visible{color:#D6B15F}
.video-frame video:focus-visible{outline:3px solid #D6B15F;outline-offset:-3px}
@media(max-width:760px){.video-frame{min-width:0;max-width:100%}.video-caption{font-size:.72rem}.video-direct-link{text-align:center;padding:7px 12px 15px}}