:root{
  --bg:#0E0F12; --bg2:#14161A; --card:#1A1D22; --paper:#E6E4E0; --ink:#17181C;
  --line:rgba(236,234,230,.12); --text:#ECEAE6; --mut:#9EA1A8;
  --red:#E23B4E; --red-d:#B81D38;
  --grad:linear-gradient(160deg,#F58B63 0%,#D92B45 48%,#7E1237 100%);
  --f-head:"Space Grotesk",system-ui,sans-serif; --f-body:"Inter",system-ui,sans-serif;
  --gut:clamp(20px,4vw,56px); --max:1240px; --r:18px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:400 17px/1.65 var(--f-body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--f-head);line-height:1.08;margin:0;letter-spacing:-.02em;font-weight:600}
h2{font-size:clamp(30px,4.4vw,56px);max-width:18ch}
h3{font-size:clamp(20px,2vw,26px)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{width:100%;max-width:calc(var(--max) + var(--gut)*2);margin-inline:auto;padding-inline:var(--gut)}
.muted{color:var(--mut)}
.eyebrow{font:600 13px/1 var(--f-head);letter-spacing:.18em;text-transform:uppercase;color:var(--red);margin-bottom:22px}
.eyebrow--dark{color:var(--red-d)}
.sr-only,.skip:not(:focus){position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip:focus{position:fixed;top:12px;left:12px;z-index:100;background:var(--text);color:var(--ink);padding:10px 16px;border-radius:8px}
:focus-visible{outline:2px solid var(--red);outline-offset:3px}
section{position:relative}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:15px 30px;border-radius:999px;background:var(--grad);color:#fff;font:600 15px/1 var(--f-head);letter-spacing:.01em;border:0;cursor:pointer;transition:transform .25s,box-shadow .25s,filter .25s;box-shadow:0 10px 30px -10px rgba(226,59,78,.6)}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 34px -10px rgba(226,59,78,.75);filter:brightness(1.06)}
.btn:active{transform:translateY(0)}
.btn--ghost{background:transparent;box-shadow:none;border:1px solid var(--line);color:var(--text)}
.btn--ghost:hover{background:rgba(255,255,255,.06);box-shadow:none;border-color:rgba(255,255,255,.3)}
.btn--sm{padding:11px 22px;font-size:14px}
.btn--full{width:100%}

/* Nav */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;display:flex;align-items:center;gap:32px;padding:14px var(--gut);transition:background .35s,backdrop-filter .35s,padding .35s}
.nav:not(.is-solid){background:linear-gradient(rgba(14,15,18,.6),transparent)}
.nav.is-solid{background:rgba(14,15,18,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line);padding-block:10px}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto}
.brand__mark{width:44px;height:40px;border-radius:12px;background:#fff url(img/logo1.jpg) no-repeat;background-size:100px auto;background-position:-28.4px 1px;flex:none}
.brand__txt{display:flex;flex-direction:column;line-height:1}
.brand__txt b{font:700 19px/1 var(--f-head);letter-spacing:.06em}
.brand__txt i{font:500 9.5px/1 var(--f-head);letter-spacing:.42em;font-style:normal;margin-top:5px;color:var(--mut)}
.nav__links{display:flex;gap:28px}
.nav__links a{font:500 14.5px/1 var(--f-head);color:var(--mut);position:relative;padding:6px 0;transition:color .2s}
.nav__links a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.nav__links a:hover,.nav__links a.is-active{color:var(--text)}
.nav__links a:hover::after,.nav__links a.is-active::after{transform:scaleX(1)}
.burger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:transparent;position:relative;cursor:pointer}
.burger span{position:absolute;left:12px;right:12px;height:2px;background:var(--text);transition:transform .3s}
.burger span:first-child{top:18px}.burger span:last-child{top:25px}
.burger[aria-expanded=true] span:first-child{transform:translateY(3.5px) rotate(45deg)}
.burger[aria-expanded=true] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}

/* Indicador de piso */
.floor{position:fixed;right:clamp(12px,2vw,28px);top:50%;transform:translateY(-50%);z-index:40;display:flex;flex-direction:column;align-items:center;gap:6px;padding:16px 12px;border-radius:16px;background:rgba(14,15,18,.7);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--line);font-family:var(--f-head);text-align:center;min-width:64px}
.floor__arrow{color:var(--red);font-size:11px;line-height:1;transition:transform .3s}
.floor__arrow.is-down{transform:rotate(180deg)}
.floor__num{font:700 28px/1 var(--f-head);color:#ff6a78;text-shadow:0 0 14px rgba(226,59,78,.55);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.floor__name{font:500 10px/1.2 var(--f-head);letter-spacing:.12em;text-transform:uppercase;color:var(--mut);max-width:70px}
.floor__rail{width:3px;height:70px;border-radius:3px;background:var(--line);overflow:hidden;margin-top:6px}
.floor__rail span{display:block;width:100%;height:100%;background:var(--grad);transform-origin:top;transform:scaleY(0)}

/* HERO */
.hero{height:100vh;height:100svh;min-height:620px}
.hero__stage{position:relative;height:100%;overflow:hidden;background:var(--bg)}
.hero__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero__shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(14,15,18,.88) 0%,rgba(14,15,18,.55) 48%,rgba(14,15,18,.1) 100%),linear-gradient(0deg,rgba(14,15,18,.75),transparent 40%)}
.hero__reveal{position:absolute;left:0;right:0;bottom:0;top:0;display:flex;flex-direction:column;justify-content:center;padding:96px var(--gut) 72px;padding-left:max(var(--gut),calc((100vw - var(--max))/2 + var(--gut)));max-width:none}
.hero__reveal h1{font-size:clamp(38px,6.2vw,84px);max-width:14ch}
.hero__reveal h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__reveal .lead{max-width:52ch;margin:26px 0 34px;color:#cfd0d3;font-size:clamp(16px,1.5vw,19px)}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap}
.doors,.hero__intro,.hero__cue{display:none}
.js .doors{display:block;position:absolute;inset:0;pointer-events:none}
.door{position:absolute;top:0;bottom:0;width:50.4%;background:
  repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 4px),
  linear-gradient(90deg,#7c7f86 0%,#c4c7cc 18%,#9a9da3 42%,#d7d9dd 62%,#8b8e95 84%,#6a6d73 100%);
  will-change:transform}
.door--l{left:0;box-shadow:inset -14px 0 24px -12px rgba(0,0,0,.45)}
.door--r{right:0;box-shadow:inset 14px 0 24px -12px rgba(0,0,0,.45)}
.doors__led{position:absolute;top:clamp(78px,11vh,110px);left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:16px;padding:9px 20px;background:#0b0c0e;border-radius:10px;border:1px solid #000;box-shadow:0 8px 20px -8px rgba(0,0,0,.6);z-index:2}
.doors__led span{font:600 11px/1 var(--f-head);letter-spacing:.3em;text-transform:uppercase;color:#6a6d73}
.doors__led b{font:700 24px/1 var(--f-head);color:#ff5566;text-shadow:0 0 12px rgba(255,70,90,.8);min-width:2ch;text-align:center}
.js .hero__intro{display:flex;flex-direction:column;align-items:center;text-align:center;position:absolute;inset:0;justify-content:center;padding:0 var(--gut);color:var(--ink);pointer-events:none}
.hero__big{font-size:clamp(44px,9vw,132px);letter-spacing:-.035em;line-height:.98;color:#16171b;text-shadow:0 1px 0 rgba(255,255,255,.35)}
.js .hero__cue{display:flex;position:absolute;left:50%;bottom:34px;transform:translateX(-50%);flex-direction:column;align-items:center;gap:10px;font:500 12px/1 var(--f-head);letter-spacing:.2em;text-transform:uppercase;color:#2a2c31}
.hero__cue i{width:1px;height:38px;background:linear-gradient(#2a2c31,transparent);animation:cue 1.8s ease-in-out infinite}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
.js .hero__reveal{opacity:0}

/* Cifras */
.stats{border-block:1px solid var(--line);background:var(--bg2)}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stats__grid>div{padding:48px 28px;border-left:1px solid var(--line);display:flex;flex-direction:column;gap:10px}
.stats__grid>div:first-child{border-left:0;padding-left:0}
.num{font:700 clamp(46px,6vw,84px)/1 var(--f-head);letter-spacing:-.04em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums}
.stats__grid span{color:var(--mut);font-size:15px;max-width:22ch}

/* Nosotros */
.about,.make,.works{padding:clamp(80px,12vw,160px) 0}
.about__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,7vw,110px);align-items:start}
.about__side{position:sticky;top:110px}
.about__side h2{margin-bottom:26px}
.about__img,.make__img{margin:44px 0 0;border-radius:var(--r);overflow:hidden;aspect-ratio:16/10;position:relative}
.about__img img,.make__img img{width:100%;height:100%;object-fit:cover}
.about__list{display:flex;flex-direction:column;gap:18px;padding-right:72px}
.pillar{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:34px 34px 36px;position:relative;overflow:hidden;transition:border-color .3s,transform .3s}
.pillar:hover{border-color:rgba(226,59,78,.55);transform:translateY(-3px)}
.pillar__n{font:600 13px/1 var(--f-head);letter-spacing:.2em;color:var(--red);display:block;margin-bottom:34px}
.pillar h3{margin-bottom:10px}
.pillar p{color:var(--mut)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.chips li{padding:8px 14px;border:1px solid var(--line);border-radius:999px;font-size:13.5px;color:var(--text);background:rgba(255,255,255,.03)}

/* Productos */
.products{background:var(--bg2);border-block:1px solid var(--line)}
.products__pin{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:100px 0 56px;overflow:hidden}
.products__head h2{max-width:22ch}
.products__head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:44px;flex-wrap:wrap}
.track{display:flex;gap:22px;padding-inline:max(var(--gut),calc((100vw - var(--max))/2 + var(--gut)));width:max-content;will-change:transform}
.card{flex:none;width:clamp(260px,26vw,340px);background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px 12px 26px;display:flex;flex-direction:column;transition:border-color .3s,transform .35s}
.card:hover{border-color:rgba(226,59,78,.6);transform:translateY(-6px)}
.card__img{background:var(--paper);border-radius:12px;aspect-ratio:4/3.2;display:grid;place-items:center;overflow:hidden;margin-bottom:22px}
.card__img img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;transition:transform .6s}
.card:hover .card__img img{transform:scale(1.07)}
.card small{font:600 11.5px/1 var(--f-head);letter-spacing:.16em;text-transform:uppercase;color:var(--red);padding:0 12px;margin-bottom:10px}
.card h3{font-size:21px;padding:0 12px;margin-bottom:8px}
.card p{font-size:14.5px;color:var(--mut);padding:0 12px;line-height:1.55}
.card--end{justify-content:center;align-items:flex-start;gap:20px;padding:34px;background:var(--grad);border:0}
.card--end span{font:600 clamp(26px,3vw,38px)/1.1 var(--f-head)}
.card--end i{font-style:normal;font-size:44px;line-height:1;transition:transform .3s}
.card--end:hover i{transform:translateX(8px)}
.products__bar{height:2px;background:var(--line);margin:40px var(--gut) 0;border-radius:2px;overflow:hidden}
.products__bar span{display:block;height:100%;background:var(--grad);transform-origin:left;transform:scaleX(0)}

/* Fabricación */
.make__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,7vw,110px);align-items:start}
.make__side{position:sticky;top:110px}
.make__side h2{margin-bottom:26px}
.steps{position:relative;display:flex;flex-direction:column;gap:clamp(40px,7vh,80px);padding-left:56px;padding-right:72px}
.steps__line{position:absolute;left:19px;top:8px;bottom:8px;width:2px;background:var(--line)}
.steps__line i{display:block;width:100%;height:100%;background:var(--grad);transform-origin:top;transform:scaleY(0)}
.step{display:flex;gap:0;position:relative;opacity:.4;transition:opacity .5s}
.step.is-on{opacity:1}
.step>b{position:absolute;left:-56px;top:0;width:40px;height:40px;border-radius:50%;background:var(--bg);border:2px solid var(--line);display:grid;place-items:center;font:600 12px/1 var(--f-head);color:var(--mut);transition:all .4s}
.step.is-on>b{border-color:var(--red);color:#fff;background:var(--red-d);box-shadow:0 0 0 6px rgba(226,59,78,.15)}
.step h3{margin-bottom:8px}
.step p{color:var(--mut);max-width:46ch}

/* Exportación */
.export{padding:clamp(60px,8vw,110px) 0;overflow:hidden;background:var(--grad);color:#fff}
.export .eyebrow{color:rgba(255,255,255,.85)}
.marquee{overflow:hidden;display:flex}
.marquee__row{display:flex;flex:none;gap:clamp(30px,5vw,70px);align-items:center;padding-right:clamp(30px,5vw,70px);animation:slide 38s linear infinite;min-width:max-content}
.marquee--big span{font:700 clamp(64px,13vw,190px)/1 var(--f-head);letter-spacing:-.04em;white-space:nowrap}
.marquee--big span:nth-child(even){-webkit-text-stroke:2px rgba(255,255,255,.9);color:transparent}
@keyframes slide{to{transform:translateX(-50%)}}
.marquee__row{width:max-content}

/* Obras */
.works h2{margin-bottom:60px}
.works__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(30px,6vw,90px);align-items:start}
.works__list li{display:grid;grid-template-columns:120px 1fr;gap:0 24px;padding:28px 0;border-top:1px solid var(--line)}
.works__list li:last-child{border-bottom:1px solid var(--line)}
.works__list small{grid-row:span 2;font:600 12px/1.6 var(--f-head);letter-spacing:.14em;text-transform:uppercase;color:var(--red)}
.works__list h3{font-size:22px;margin-bottom:6px;transition:color .25s}
.works__list li:hover h3{color:#ff6a78}
.works__list p{color:var(--mut);font-size:15px}
.works__gallery{display:grid;grid-template-columns:1fr 1fr;gap:14px;position:sticky;top:110px}
.works__gallery figure{margin:0;border-radius:var(--r);overflow:hidden;aspect-ratio:3/4}
.works__gallery figure:nth-child(even){margin-top:38px}
.works__gallery img{width:100%;height:112%;object-fit:cover}

/* Clientes */
.clients{padding:clamp(70px,9vw,120px) 0;background:var(--bg2);border-top:1px solid var(--line)}
.clients__head{margin-bottom:54px}
.marquee--logos{background:var(--paper);padding:34px 0}
.marquee--logos .marquee__row{animation-duration:46s;gap:64px;padding-right:64px}
.marquee--logos img{height:54px;width:auto;max-width:160px;object-fit:contain;filter:grayscale(1);opacity:.7;transition:filter .3s,opacity .3s}
.marquee--logos img:hover{filter:none;opacity:1}

/* Contacto */
.contact{padding:clamp(80px,12vw,160px) 0;background:radial-gradient(120% 90% at 85% 0%,rgba(226,59,78,.18),transparent 55%),var(--bg)}
.contact__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(40px,7vw,100px);align-items:start}
.contact__big{font-size:clamp(36px,5.6vw,76px);max-width:none;margin-bottom:46px}
.info{margin:0;display:flex;flex-direction:column}
.info>div{padding:18px 0;border-top:1px solid var(--line)}
.info dt{font:600 11.5px/1 var(--f-head);letter-spacing:.16em;text-transform:uppercase;color:var(--red);margin-bottom:8px}
.info dd{margin:0;color:var(--text)}
.info a:hover{color:#ff6a78}
.form{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:clamp(24px,3vw,40px);display:flex;flex-direction:column;gap:18px}
.form h3{margin-bottom:6px}
.form label{display:flex;flex-direction:column;gap:8px;font:500 14px/1 var(--f-head);color:var(--mut)}
.form input,.form select,.form textarea{font:400 16px/1.4 var(--f-body);color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:14px 16px;width:100%;transition:border-color .2s,box-shadow .2s}
.form textarea{resize:vertical;min-height:90px}
.form input::placeholder,.form textarea::placeholder{color:#6c6f76}
.form input:focus,.form select:focus,.form textarea:focus{outline:0;border-color:var(--red);box-shadow:0 0 0 4px rgba(226,59,78,.18)}
.form input.is-bad{border-color:#ff7a86}
.form__ok{font-size:14px;color:var(--mut)}

.foot{border-top:1px solid var(--line);padding:26px 0;font-size:14px;color:var(--mut)}
.foot__row{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot a:hover{color:var(--text)}

/* Responsive */
@media (max-width:1000px){
  .about__grid,.make__grid,.works__grid,.contact__grid{grid-template-columns:1fr}
  .about__side,.make__side,.works__gallery{position:static}
  .about__list,.steps{padding-right:0}
  .stats__grid{grid-template-columns:repeat(2,1fr)}
  .stats__grid>div:nth-child(3){border-left:0;padding-left:0}
  .stats__grid>div:nth-child(n+3){border-top:1px solid var(--line)}
}
@media (max-width:860px){
  .nav__links{position:fixed;inset:0;background:rgba(14,15,18,.97);flex-direction:column;justify-content:center;align-items:center;gap:26px;opacity:0;pointer-events:none;transition:opacity .3s}
  .nav__links a{font-size:26px;color:var(--text)}
  .nav__links.is-open{opacity:1;pointer-events:auto}
  .nav .btn--sm{display:none}
  .burger{display:block;z-index:2}
  .brand{z-index:2}
  .floor{display:none}
  .products__pin{min-height:auto;padding:80px 0 40px}
  .track{width:auto;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:16px}
  .card{scroll-snap-align:start}
  .products__bar{display:none}
  .works__list li{grid-template-columns:1fr}
  .works__list small{grid-row:auto;margin-bottom:8px}
}
@media (max-width:520px){
  .stats__grid>div{padding:32px 16px}
  .stats__grid>div:nth-child(odd){padding-left:0}
  .hero__reveal{padding-top:110px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .marquee__row,.hero__cue i{animation:none}
}