:root{
  --product-blue:#153e5c;
  --product-citron:#b9cf45;
  --product-soft:#eeece5;
  --product-line:#cfcbc1;
}

html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:var(--tn-paper);color:var(--tn-ink);font-family:var(--tn-font-sans);overflow-x:hidden}
body.nav-open{overflow:hidden}
a{color:inherit}
.skip-link{position:fixed;z-index:9999;left:16px;top:16px;transform:translateY(-150%);padding:12px 16px;background:var(--tn-yellow);color:#000;font-weight:900}
.skip-link:focus{transform:none}

.site-header{width:100%;height:var(--tn-header-height);padding:0 var(--tn-site-gutter);display:grid;grid-template-columns:220px 1fr auto auto;align-items:center;gap:26px;background:rgba(5,5,5,.98);color:#fff;border-bottom:1px solid rgba(255,255,255,.12);position:relative;z-index:100}
.brand{display:flex;align-items:center;width:126px}.brand img{display:block;width:100%;height:auto}
.site-nav{display:flex;justify-content:center;align-items:center;gap:38px}.site-nav>a{position:relative;text-decoration:none;color:#d7d7d3;font-size:.85rem;padding:35px 0}.site-nav>a:hover,.site-nav>a:focus-visible,.site-nav>a[aria-current="page"]{color:var(--tn-yellow)}.site-nav>a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:24px;height:2px;background:var(--tn-yellow)}
.nav-cta{display:inline-flex;justify-content:space-between;align-items:center;gap:26px;min-height:50px;padding:15px 20px;background:var(--tn-yellow);color:#080808;text-decoration:none;font-weight:900;border:1px solid var(--tn-yellow);transition:background .2s,color .2s,transform .2s}.nav-cta:hover{background:#fff;border-color:#fff;transform:translateY(-2px)}
.menu-toggle{display:none;width:48px;height:46px;background:#0b0b0b;border:1px solid #41413e;padding:12px;cursor:pointer}.menu-toggle span{display:block;height:2px;background:var(--tn-yellow);margin:5px 0}

.products-hero{min-height:calc(100svh - var(--tn-header-height));display:grid;grid-template-columns:minmax(0,46%) minmax(0,54%);background:#070707;color:#fff;border-bottom:7px solid var(--tn-yellow)}
.products-hero__copy{position:relative;z-index:2;display:flex;flex-direction:column;justify-content:center;padding:clamp(66px,8vh,104px) max(38px,4.4vw) clamp(64px,7vh,96px) var(--tn-site-gutter);background:linear-gradient(90deg,#070707 0%,#070707 82%,rgba(7,7,7,.72) 100%),repeating-linear-gradient(0deg,transparent 0 53px,rgba(255,255,255,.025) 54px 55px)}
.products-hero__copy::after{content:"";position:absolute;inset:0 -74px 0 auto;width:145px;background:linear-gradient(90deg,#070707 8%,transparent);pointer-events:none}
.products-hero .tn-hero-title{max-width:720px;color:#fff}.products-hero .tn-hero-title span{color:var(--tn-yellow)}
.products-hero__lead{max-width:660px;color:#e6e3dc}
.products-hero__actions{display:flex;align-items:center;gap:24px;margin-top:30px;flex-wrap:wrap}.products-hero__text-link{padding:15px 0 9px;color:#fff;font-weight:850;text-decoration:none;border-bottom:1px solid var(--tn-yellow)}.products-hero__text-link span{margin-left:7px;color:var(--tn-yellow)}
.products-hero__proof{display:grid;grid-template-columns:repeat(3,1fr);max-width:700px;margin-top:34px;border:1px solid rgba(255,255,255,.18)}.products-hero__proof div{padding:15px 17px;border-right:1px solid rgba(255,255,255,.18)}.products-hero__proof div:last-child{border-right:0}.products-hero__proof span{display:block;margin-bottom:6px;color:var(--tn-yellow);font:800 .66rem/1.3 var(--tn-font-mono);letter-spacing:.13em;text-transform:uppercase}.products-hero__proof strong{font-size:.84rem;line-height:1.35}
.products-hero__visual{position:relative;min-height:650px;overflow:hidden;background:radial-gradient(circle at 52% 43%,rgba(248,216,56,.18) 0,rgba(248,216,56,.06) 28%,transparent 51%),linear-gradient(145deg,#15140f 0,#090909 58%,#030303 100%)}
.products-hero__visual::before{content:"";position:absolute;inset:8%;border:1px solid rgba(248,216,56,.24);border-radius:50%;box-shadow:0 0 0 72px rgba(248,216,56,.025),0 0 0 144px rgba(248,216,56,.018)}
.products-hero__visual::after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,.56),transparent 26%);background-size:62px 62px,62px 62px,100% 100%;pointer-events:none}
.hero-products{position:absolute;z-index:1;inset:4% 4% 0;display:grid;grid-template-columns:1fr 1fr;align-items:end;gap:2%}
.hero-product{position:relative;height:88%;display:flex;align-items:flex-end;justify-content:center;overflow:hidden;transform:translateY(-15%)}.hero-product img{display:block;width:100%;height:100%;object-fit:contain;object-position:center bottom;filter:drop-shadow(0 30px 24px rgba(0,0,0,.58));transform:scale(var(--product-scale,1))}.hero-product--defense{transform:translateY(-11%)}
.products-hero.has-product-motion .hero-product img{opacity:0;transform:translate3d(0,28px,0) scale(.96);will-change:transform,opacity;transition:opacity .9s ease,transform .9s cubic-bezier(.18,.78,.22,1)}
.products-hero.has-product-motion .hero-product--defense img{transition-delay:.14s}
.products-hero.has-product-motion.is-ready .hero-product img{opacity:1;transform:translate3d(var(--product-shift-x,0px),var(--product-shift-y,0px),0) scale(var(--product-scale,1))}
.products-hero.has-product-motion.is-interactive .hero-product img{transition:transform .28s cubic-bezier(.2,.8,.2,1),opacity .2s ease;transition-delay:0s}
.hero-product__tag{position:absolute;left:8%;bottom:6%;z-index:3;padding:11px 14px;background:rgba(5,5,5,.88);border-left:3px solid var(--tn-yellow);box-shadow:0 16px 34px rgba(0,0,0,.28)}.hero-product__tag span{display:block;color:#aaa;font:800 .62rem/1.3 var(--tn-font-mono);letter-spacing:.12em;text-transform:uppercase}.hero-product__tag strong{display:block;margin-top:4px;color:#fff;font-size:.94rem}.hero-product--defense .hero-product__tag{left:auto;right:7%;border-left-color:var(--product-citron)}

.choice{background:#fff}.choice__head{display:grid;grid-template-columns:1fr .84fr;gap:70px;align-items:end;margin-bottom:50px}.choice__head .tn-section-copy{justify-self:end}
.choice-grid{display:grid;grid-template-columns:repeat(2,1fr);border:1px solid var(--product-line)}.choice-card{position:relative;min-height:360px;padding:36px 36px 34px;background:#0a0a0a;color:#fff;overflow:hidden}.choice-card+ .choice-card{border-left:1px solid rgba(255,255,255,.18)}.choice-card--defense{background:#e3ddca;color:#090909}.choice-card__number{display:inline-grid;place-items:center;width:46px;height:46px;border-radius:50%;background:var(--tn-yellow);color:#000;font:900 .7rem/1 var(--tn-font-mono)}.choice-card--defense .choice-card__number{background:var(--product-citron)}.choice-card__label{display:block;margin:58px 0 10px;font:850 .68rem/1.3 var(--tn-font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--tn-yellow)}.choice-card--defense .choice-card__label{color:#415015}.choice-card h3{max-width:560px;margin:0 0 17px;font-size:clamp(1.55rem,2vw,2.25rem);line-height:1.08;letter-spacing:-.035em}.choice-card p{max-width:590px;margin:0;color:#c9c7c1;font-size:1rem;line-height:1.7}.choice-card--defense p{color:#4f4b42}.choice-card__decision{display:flex;align-items:center;gap:10px;margin-top:28px;padding-top:20px;border-top:1px solid rgba(255,255,255,.2);font-weight:850}.choice-card--defense .choice-card__decision{border-color:rgba(0,0,0,.18)}.choice-card__decision::before{content:"→";color:var(--tn-yellow)}.choice-card--defense .choice-card__decision::before{color:#536715}

.product-detail{background:var(--tn-paper)}.product-detail--defense{background:#fff}.product-detail__grid{display:grid;grid-template-columns:minmax(360px,.88fr) minmax(0,1.12fr);gap:clamp(58px,8vw,126px);align-items:center}.product-detail--defense .product-detail__media{order:2}.product-detail__media{position:relative;min-height:650px;display:grid;place-items:center;padding:38px;background:linear-gradient(145deg,#fff,#e8e6df);overflow:hidden}.product-detail--defense .product-detail__media{background:linear-gradient(145deg,#f0ead6,#d9d4c4)}.product-detail__media::before{content:"";position:absolute;inset:7%;border:1px solid rgba(122,94,0,.22);border-radius:50%}.product-detail--defense .product-detail__media::before{border-color:rgba(72,88,17,.25)}.product-detail__media img{position:relative;z-index:1;display:block;width:100%;height:570px;object-fit:contain;filter:drop-shadow(0 28px 30px rgba(0,0,0,.2))}.product-detail__badge{position:absolute;z-index:2;left:0;bottom:0;width:min(320px,82%);padding:22px 24px;background:var(--tn-yellow);color:#000}.product-detail--defense .product-detail__badge{background:var(--product-citron)}.product-detail__badge span{display:block;margin-bottom:5px;font:900 .65rem/1.3 var(--tn-font-mono);letter-spacing:.13em;text-transform:uppercase}.product-detail__badge strong{line-height:1.4}.product-detail__copy .tn-section-title{max-width:720px}.product-detail__intro{max-width:720px;color:#55514a;font-size:1.04rem;line-height:1.72}.product-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin:34px 0 0;border-top:1px solid var(--product-line);border-left:1px solid var(--product-line)}.product-point{min-height:145px;padding:22px;border-right:1px solid var(--product-line);border-bottom:1px solid var(--product-line)}.product-point span{display:block;margin-bottom:25px;color:var(--tn-red);font:900 .68rem/1.3 var(--tn-font-mono);letter-spacing:.12em}.product-point strong{font-size:1rem;line-height:1.38}.product-detail__links{display:flex;align-items:center;gap:28px;margin-top:30px;flex-wrap:wrap}.tech-link{font-size:.84rem;font-weight:850;text-decoration-thickness:1.5px;text-underline-offset:4px}.tech-link::after{content:" ↗";color:var(--tn-red)}

/* Product display cases: keep the transparent bottles visually connected to the dark brand system. */
.product-detail__media{
  isolation:isolate;
  background:
    radial-gradient(circle at 50% 43%,rgba(248,216,56,.20) 0,rgba(248,216,56,.06) 34%,transparent 59%),
    linear-gradient(145deg,#17150e 0,#090909 62%,#030303 100%);
  border:1px solid rgba(255,255,255,.08);
  box-shadow:inset 0 1px rgba(255,255,255,.04);
}
.product-detail--defense .product-detail__media{
  background:
    radial-gradient(circle at 50% 43%,rgba(190,209,74,.23) 0,rgba(190,209,74,.07) 35%,transparent 59%),
    linear-gradient(145deg,#17190e 0,#090a07 62%,#030303 100%);
}
.product-detail__media::before{
  z-index:0;
  border-color:rgba(248,216,56,.26);
}
.product-detail--defense .product-detail__media::before{border-color:rgba(190,209,74,.30)}
.product-detail__media::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:0;
  background:
    linear-gradient(rgba(255,255,255,.026) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.026) 1px,transparent 1px);
  background-size:54px 54px;
  pointer-events:none;
}
.product-detail__media img{
  z-index:1;
  filter:drop-shadow(0 32px 30px rgba(0,0,0,.54));
}
.product-detail__badge{z-index:3}

.application{background:#090909;color:#fff}.application .tn-section-title{color:#fff}.application__head{display:grid;grid-template-columns:1fr .82fr;gap:70px;align-items:end;margin-bottom:52px}.application__head .tn-section-copy{color:#c9c5bd}.application-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.15);border-left:1px solid rgba(255,255,255,.15)}.application-card{min-height:285px;padding:30px 26px;border-right:1px solid rgba(255,255,255,.15);border-bottom:1px solid rgba(255,255,255,.15);background:linear-gradient(145deg,rgba(255,255,255,.045),transparent 70%)}.application-card span{display:block;margin-bottom:48px;color:var(--tn-yellow);font:900 .68rem/1.3 var(--tn-font-mono);letter-spacing:.13em;text-transform:uppercase}.application-card h3{margin:0 0 13px;color:#fff;font-size:1.18rem;line-height:1.2}.application-card p{margin:0;color:#c8c5be;line-height:1.65}.application-note{margin-top:24px;padding:20px 22px;border-left:4px solid var(--tn-yellow);background:rgba(255,255,255,.055);color:#dfddd8;line-height:1.62}

.strategy{background:var(--tn-yellow)}.strategy__grid{display:grid;grid-template-columns:minmax(0,.82fr) minmax(420px,1.18fr);gap:clamp(60px,8vw,130px);align-items:center}.strategy .tn-section-title{margin-bottom:0}.strategy-steps{border-top:1px solid rgba(0,0,0,.28)}.strategy-step{display:grid;grid-template-columns:52px 1fr;gap:20px;padding:23px 0;border-bottom:1px solid rgba(0,0,0,.28)}.strategy-step span{font:900 .72rem/1.3 var(--tn-font-mono)}.strategy-step h3{margin:0 0 8px;font-size:1.08rem}.strategy-step p{margin:0;color:#3c382e;line-height:1.62}.strategy-link{display:inline-block;margin-top:26px;font-weight:900;text-decoration-thickness:1.5px;text-underline-offset:4px}

.safety{background:#fff}.safety__grid{display:grid;grid-template-columns:minmax(330px,.75fr) minmax(0,1.25fr);gap:clamp(58px,8vw,130px)}.safety-panel{align-self:start;padding:32px;background:#0a0a0a;color:#fff;border-top:5px solid var(--tn-red)}.safety-panel h3{margin:0 0 18px;font-size:1.25rem}.safety-panel p{margin:0;color:#cbc8c1;line-height:1.7}.safety-panel strong{color:var(--tn-yellow)}.safety-list{border-top:1px solid var(--product-line)}.safety-item{display:grid;grid-template-columns:46px 1fr;gap:18px;padding:22px 0;border-bottom:1px solid var(--product-line)}.safety-item span{font:900 .72rem/1.3 var(--tn-font-mono);color:var(--tn-red)}.safety-item h3{margin:0 0 7px;font-size:1.08rem}.safety-item p{margin:0;color:#59554e;line-height:1.62}

.faq{background:var(--tn-paper)}.faq-grid{display:grid;grid-template-columns:minmax(320px,.72fr) minmax(0,1.28fr);gap:clamp(55px,8vw,130px)}.faq-note{margin-top:26px;padding-top:20px;border-top:1px solid var(--product-line);color:#56524b;line-height:1.62}.faq-list details{border-top:1px solid var(--product-line)}.faq-list details:last-child{border-bottom:1px solid var(--product-line)}.faq-list summary{position:relative;cursor:pointer;list-style:none;padding:24px 52px 24px 0;font-size:1.04rem;font-weight:850;line-height:1.4}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary::after{content:"+";position:absolute;right:4px;top:20px;color:var(--tn-red);font-size:1.7rem;font-weight:500}.faq-list details[open] summary::after{content:"−"}.faq-list details p{max-width:760px;margin:0;padding:0 42px 25px 0;color:#57534d;line-height:1.72}

.final-cta{background:var(--tn-red);color:#fff;padding:clamp(74px,9vh,118px) 0;overflow:hidden}.final-cta__inner{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:54px;align-items:center;min-width:0}.final-cta__inner>div{min-width:0}.final-cta .tn-section-title{max-width:840px;margin:0;color:#fff;overflow-wrap:break-word;text-wrap:balance}.final-cta p{max-width:720px;margin:18px 0 0;color:#fff;line-height:1.7}.final-cta .tn-button{max-width:100%;background:var(--tn-yellow);color:#000;white-space:nowrap;box-shadow:0 18px 44px rgba(0,0,0,.16)}
.floating-wa{position:fixed;right:24px;bottom:24px;z-index:50;display:flex;align-items:center;gap:11px;padding:14px 20px;border-radius:999px;background:#8be36d;color:#071007;text-decoration:none;box-shadow:0 14px 32px rgba(0,0,0,.22);font-size:.82rem;font-weight:900}.floating-wa img{width:24px;height:24px;filter:brightness(0) invert(1)}

@media(max-width:1100px){
  .site-header{grid-template-columns:180px 1fr auto;gap:18px}.site-nav{gap:23px}.nav-cta{display:none}
  .products-hero{grid-template-columns:1fr;min-height:0}.products-hero__copy{padding:72px max(40px,7vw)}.products-hero__copy::after{display:none}.products-hero__visual{min-height:640px}
  .product-detail__grid{grid-template-columns:1fr}.product-detail--defense .product-detail__media{order:0}.product-detail__media{min-height:590px}.product-detail__media img{height:520px}
  .application-grid{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:760px){
  .site-header{height:var(--tn-header-height-mobile);padding:0 20px;grid-template-columns:1fr auto}.brand{width:102px}.menu-toggle{display:block}
  .site-nav{position:fixed;inset:var(--tn-header-height-mobile) 0 0;display:none;overflow-y:auto;background:#080808;padding:32px 20px 70px;align-items:stretch;justify-content:flex-start;gap:0}.site-nav.open{display:flex;flex-direction:column}.site-nav>a{padding:18px 0;border-bottom:1px solid #292929}.site-nav>a[aria-current="page"]::after{display:none}
  .products-hero__copy{padding:58px 20px 48px}.products-hero__actions{display:grid;gap:12px}.products-hero__actions .tn-button{width:100%}.products-hero__text-link{text-align:center}.products-hero__proof{grid-template-columns:1fr;margin-top:28px}.products-hero__proof div{border-right:0;border-bottom:1px solid rgba(255,255,255,.18)}.products-hero__proof div:last-child{border-bottom:0}
  .products-hero__visual{min-height:clamp(360px,92vw,440px);overflow:hidden}.hero-products{inset:0 8px;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px;align-items:end}.hero-product,.hero-product--defense{--product-scale:1;--product-shift-x:0px;--product-shift-y:0px;width:100%;height:auto;min-width:0;align-items:flex-end;justify-content:center;overflow:visible;transform:none}.hero-product img{display:block;width:100%;max-width:220px;height:auto;max-height:none;flex:0 1 auto;object-fit:contain;object-position:center bottom}.hero-product__tag,.hero-product--defense .hero-product__tag{left:50%;right:auto;bottom:3%;max-width:calc(100% - 8px);padding:9px 11px;transform:translateX(-50%);white-space:nowrap}.hero-product__tag strong{font-size:.76rem}
  .choice__head,.application__head{grid-template-columns:1fr;gap:22px;margin-bottom:38px}.choice-grid{grid-template-columns:1fr}.choice-card+ .choice-card{border-left:0;border-top:1px solid rgba(255,255,255,.18)}.choice-card{min-height:0;padding:30px 24px}.choice-card__label{margin-top:38px}
  .product-detail__grid{gap:42px}.product-detail__media{min-height:500px;padding:24px}.product-detail__media img{height:430px}.product-detail__badge{padding:18px 20px}.product-points{grid-template-columns:1fr}.product-point{min-height:0}.product-point span{margin-bottom:14px}
  .application-grid{grid-template-columns:1fr}.application-card{min-height:0}.application-card span{margin-bottom:27px}
  .strategy__grid,.safety__grid{grid-template-columns:1fr;gap:40px}.faq-grid{grid-template-columns:1fr;gap:36px}.final-cta__inner{grid-template-columns:1fr;gap:30px}.final-cta .tn-button{width:100%}
  .floating-wa{right:16px;bottom:16px;width:54px;height:54px;padding:0;justify-content:center}.floating-wa b{display:none}
}

@media(max-width:520px){.products-hero__visual{min-height:clamp(350px,94vw,420px)}.hero-products{inset:0 6px}.hero-product img{width:100%;max-width:205px;height:auto}.hero-product__tag span{display:none}.product-detail__media{min-height:450px}.product-detail__media img{height:390px}}
@media(prefers-reduced-motion:reduce){.products-hero.has-product-motion .hero-product img{opacity:1;transform:translate3d(var(--product-shift-x,0px),var(--product-shift-y,0px),0) scale(var(--product-scale,1));transition:none;will-change:auto}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* Hero de productos: composición móvil estable y sin recortes. */
@media(max-width:760px){
  .products-hero__visual{
    min-height:clamp(370px,96vw,430px);
    overflow:hidden;
  }
  .hero-products{
    inset:0;
    height:100%;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:0;
    align-items:stretch;
  }
  .hero-product,
  .hero-product--defense{
    --product-scale:1;
    --product-shift-x:0px;
    --product-shift-y:0px;
    position:relative;
    display:block;
    width:100%;
    height:100%;
    min-width:0;
    margin:0!important;
    overflow:hidden;
    transform:none!important;
  }
  .hero-product img,
  .products-hero.has-product-motion .hero-product img,
  .products-hero.has-product-motion.is-ready .hero-product img,
  .products-hero.has-product-motion.is-interactive .hero-product img{
    position:absolute!important;
    top:0!important;
    left:50%!important;
    bottom:auto!important;
    display:block;
    width:calc(100% - 8px)!important;
    height:calc(100% - 14px)!important;
    max-width:none!important;
    max-height:none!important;
    object-fit:contain!important;
    object-position:center bottom!important;
    opacity:1!important;
    transform:translate3d(-50%,0,0)!important;
    transition:none!important;
    will-change:auto!important;
  }
  .hero-product__tag,
  .hero-product--defense .hero-product__tag{
    z-index:3;
    left:50%;
    right:auto;
    bottom:4%;
    max-width:calc(100% - 12px);
    padding:9px 11px;
    transform:translateX(-50%);
    white-space:nowrap;
  }
}

@media(max-width:520px){
  .products-hero__visual{min-height:clamp(360px,98vw,410px)}
  .hero-products{inset:0}
}