:root{
  --carbon:#1E2226;
  --acero:#5B6670;
  --claro:#F4F5F6;
  --linea:#DDE1E4;
  --texto:#1E2226;
  --naranja:#C2410C;
  --naranja-hover:#9A3412;
  --wa:#1FA855;
  --radio:10px;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --cond:"Arial Narrow","Roboto Condensed","Segoe UI",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;font:400 1.0625rem/1.6 var(--sans);color:var(--texto);background:#fff;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--cond);font-stretch:condensed;line-height:1.1;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,6vw,3.6rem)}
h2{font-size:clamp(1.75rem,4vw,2.5rem)}
h3{font-size:1.25rem}
p{margin:0 0 1em}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 12px;z-index:99}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--naranja);outline-offset:2px}

/* Botones */
.btn{display:inline-flex;align-items:center;gap:.5em;min-height:48px;padding:.7em 1.3em;border-radius:var(--radio);background:var(--naranja);color:#fff;font-weight:700;text-decoration:none;border:2px solid var(--naranja);transition:background .15s}
.btn:hover{background:var(--naranja-hover);border-color:var(--naranja-hover)}
.btn svg{width:22px;height:22px}
.btn--ghost{background:transparent;border-color:#fff}
.btn--ghost:hover{background:#fff;color:var(--carbon);border-color:#fff}
.btn--sm{min-height:44px;padding:.45em 1em;font-size:.95rem}

/* Encabezado */
.top{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--linea)}
.top__in{display:flex;align-items:center;gap:24px;min-height:64px}
.top__logo img{width:108px;height:auto}
.top__logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.top__name{display:flex;flex-direction:column;font-family:var(--cond);font-stretch:condensed;line-height:1.1;border-left:2px solid var(--linea);padding-left:12px}
.top__name span{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--acero);font-weight:700}
.top__name strong{font-size:1.35rem;color:var(--carbon)}
.top__nav{display:flex;gap:24px;margin-left:auto}
.top__nav a{text-decoration:none;font-weight:600;color:var(--acero);padding:10px 0}
.top__nav a:hover{color:var(--carbon)}

/* Botón de menú (celular y tableta) */
.top__menu{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:10px;border:0;border-radius:8px;background:var(--claro);cursor:pointer}
.top__menu span{display:block;height:2px;background:var(--carbon);border-radius:2px;transition:transform .25s,opacity .2s}
.top__menu[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.top__menu[aria-expanded="true"] span:nth-child(2){opacity:0}
.top__menu[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.top{transition:box-shadow .25s}
.top.is-scrolled{box-shadow:0 6px 20px rgba(0,0,0,.08)}

/* Portada */
.hero{position:relative;color:#fff;background:var(--carbon);min-height:min(88vh,680px);display:flex;align-items:flex-end;overflow:hidden}
.hero__img{position:absolute;inset:-8% 0 0;width:100%;height:116%;object-fit:cover;opacity:.45;will-change:transform}
.hero__in>*{animation:subir .8s cubic-bezier(.2,.7,.2,1) both}
.hero__in>:nth-child(2){animation-delay:.12s}
.hero__in>:nth-child(3){animation-delay:.24s}
.hero__in>:nth-child(4){animation-delay:.36s}
.hero__in>:nth-child(5){animation-delay:.48s}
@keyframes subir{from{opacity:0;transform:translateY(24px)}}
.hero__in{position:relative;width:100%;padding-top:72px;padding-bottom:56px;display:flex;flex-direction:column;align-items:flex-end;text-align:right}
.hero h1{max-width:16ch}
.hero__lead{font-size:1.2rem;max-width:40ch;color:#E9ECEE}
.hero__cta{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:12px;margin:1.5em 0 1em}
.hero__note{font-size:.95rem;color:#D3D8DC;margin:0}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.82rem;font-weight:700;color:#FDBA8C;margin-bottom:.8em}

/* Secciones */
.sec{padding:72px 0}
.sec--alt{background:var(--claro)}
.sec__lead{color:var(--acero);margin-top:-.2em}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:28px}
.card{background:#fff;border:1px solid var(--linea);border-radius:var(--radio);padding:24px}
.card p{color:var(--acero);margin:0}
.card{transition:transform .3s,box-shadow .3s,border-color .3s}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(30,34,38,.1);border-color:transparent}
.card__ic{width:44px;height:44px;fill:none;stroke:var(--naranja);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;margin-bottom:14px}
.all{margin-top:36px}
.all ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:8px 24px}
.all li{padding-left:22px;position:relative}
.all li::before{content:"";position:absolute;left:0;top:.65em;width:10px;height:3px;background:var(--naranja)}

/* Clientes */
.clients{overflow:hidden;background:var(--carbon);color:#fff;padding:36px 0}
.clients__t{font-size:.85rem;text-transform:uppercase;letter-spacing:.12em;font-family:var(--sans);color:#C5CBD0;margin-bottom:14px}
.clients__list{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:10px 36px;font-family:var(--cond);font-stretch:condensed;font-weight:700;font-size:clamp(1.15rem,2.4vw,1.5rem)}

/* Franja de clientes en movimiento (la arma main.js) */
.clients__list.is-marquee{flex-wrap:nowrap;width:max-content;animation:desfile 28s linear infinite}
.clients__list.is-marquee li{white-space:nowrap;display:flex;align-items:center;gap:36px}
.clients__list.is-marquee li::after{content:"";width:8px;height:8px;background:var(--naranja);transform:rotate(45deg)}
.clients:hover .is-marquee{animation-play-state:paused}
@keyframes desfile{to{transform:translateX(-50%)}}

/* Galería */
.gallery{list-style:none;padding:0;margin:28px 0 0;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.gallery img{transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.gallery figure:hover img{transform:scale(1.06)}
.gallery figure{margin:0;background:#fff;border-radius:var(--radio);overflow:hidden;border:1px solid var(--linea);height:100%}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover}
.gallery figcaption{padding:10px 14px;font-size:.92rem;font-weight:600;color:var(--acero)}

.video{margin:28px auto 0;max-width:720px;background:#fff;border:1px solid var(--linea);border-radius:var(--radio);overflow:hidden}
.video video{display:block;width:100%;height:auto;background:var(--carbon)}
.video figcaption{padding:10px 14px;font-size:.92rem;font-weight:600;color:var(--acero)}

/* Nosotros */
.two{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.why{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.why li{border-left:4px solid var(--naranja);padding:6px 0 6px 16px}
.why strong{display:block;font-family:var(--cond);font-stretch:condensed;font-size:1.45rem;line-height:1.15}
.why li>span{color:var(--acero);font-size:.95rem}

/* Fundador */
.nos{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:72px;align-items:center}
.nos .why{margin-top:32px}
.fundador{position:relative;z-index:6;isolation:isolate;margin:0 18px 18px 0;max-width:440px}
.fundador::before{content:"";position:absolute;inset:18px -18px -18px 18px;border:2px solid var(--naranja);border-radius:18px;z-index:-1}
.fundador__foto{position:relative;border-radius:18px;overflow:hidden;background:var(--carbon);box-shadow:0 30px 60px -24px rgba(30,34,38,.55)}
.fundador__foto img{width:100%;aspect-ratio:1;object-fit:cover;transform:scale(1.02);transition:transform 1.2s cubic-bezier(.2,.7,.2,1)}
.fundador:hover .fundador__foto img{transform:scale(1.07)}
.fundador__foto::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(18,21,24,.92) 0%,rgba(18,21,24,.35) 32%,transparent 55%);pointer-events:none}
.fundador figcaption{position:absolute;left:26px;right:26px;bottom:22px;color:#fff;display:flex;flex-direction:column;gap:2px}
.fundador figcaption span{font-size:.78rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:#FDBA8C;display:flex;align-items:center;gap:10px}
.fundador figcaption span::before{content:"";width:28px;height:2px;background:var(--naranja)}
.fundador figcaption strong{font-family:var(--cond);font-stretch:condensed;font-size:clamp(1.5rem,3vw,1.9rem);line-height:1.1}
.js .fundador.reveal{transform:translateY(28px) scale(.97)}
.js .fundador.reveal.is-in{transform:none}

/* Pasos */
.steps{list-style:none;counter-reset:p;padding:0;margin:28px 0 0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.steps li{counter-increment:p;background:#fff;border:1px solid var(--linea);border-radius:var(--radio);padding:22px}
.steps li::before{content:counter(p);display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--carbon);color:#fff;font-weight:700;margin-bottom:12px}
.steps strong{display:block;font-size:1.1rem;margin-bottom:4px}
.steps span{color:var(--acero);font-size:.97rem}

/* Contacto */
.data{margin:0;display:grid;grid-template-columns:max-content 1fr;gap:12px 20px}
.data dt{font-weight:700}
.data dd{margin:0;color:var(--acero)}
.data a{color:var(--carbon);font-weight:600;text-underline-offset:3px;display:inline-block;padding:10px 0;margin:-10px 0}
.data dd a+br+a{margin-top:2px}
.contact .btn{margin-top:.5em}
.mapa{display:block;width:100%;height:360px;margin-top:36px;border:1px solid var(--linea);border-radius:var(--radio);background:var(--claro);position:relative;z-index:6}

/* Logo de fondo fijo: queda en el centro de la pantalla mientras se baja */
.marca{position:fixed;left:50%;top:50%;width:min(560px,84vw);height:auto;z-index:5;pointer-events:none;transform:translate(-50%,-50%);mix-blend-mode:difference;opacity:.12;fill:#fff;stroke:#fff;stroke-linecap:round}
.marca text,.marca path:last-child{stroke:none}
.marca__fijo{fill:none;stroke-width:5}
.marca__in{fill:none;stroke-width:4;stroke-dasharray:1;stroke-dashoffset:1;animation:trazo 7s ease-in-out infinite;animation-delay:calc(var(--i) * 120ms)}
@keyframes trazo{0%{stroke-dashoffset:1}18%{stroke-dashoffset:0}70%{stroke-dashoffset:0;opacity:1}85%,100%{stroke-dashoffset:0;opacity:0}}
.top{z-index:20}

/* Pie */
.foot{background:var(--carbon);color:#C5CBD0;padding:32px 0;font-size:.92rem}
.foot__in{display:flex;align-items:center;gap:20px}
.foot p{margin:0}
.foot__firma{margin-left:auto!important;font-size:.85rem;color:#9AA3AA}

/* Botón flotante de WhatsApp (solo celular) */
.fab{display:none;position:fixed;right:16px;bottom:16px;z-index:30;width:58px;height:58px;border-radius:50%;background:var(--wa);color:#fff;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.25)}
.fab svg{width:32px;height:32px}

@media (max-width:900px){
  .top__in{position:relative}
  .top .btn{margin-left:auto}
  .top__menu{display:flex}
  .top__nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;gap:0;margin:0;background:#fff;border-bottom:1px solid var(--linea);box-shadow:0 12px 24px rgba(0,0,0,.08);padding:4px 20px 12px;visibility:hidden;opacity:0;transform:translateY(-8px);transition:opacity .2s,transform .2s,visibility .2s}
  .top__nav.is-open{visibility:visible;opacity:1;transform:none}
  .top__nav a{padding:12px 0;border-bottom:1px solid var(--linea);font-size:1.05rem}
  .top__nav a:last-child{border-bottom:0}
  .steps,.cards{grid-template-columns:1fr 1fr}
  .two{grid-template-columns:1fr;gap:28px}
  .nos{grid-template-columns:1fr;gap:44px}
  .fundador{max-width:420px;width:calc(100% - 18px)}
  .gallery{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .top .btn{display:none}
  .top__menu{margin-left:auto}
  .sec{padding:56px 0}
  .hero{min-height:auto}
  .hero__in{padding-top:120px;padding-bottom:40px}
  .hero__cta .btn{width:100%;justify-content:center}
  .why,.steps,.cards{grid-template-columns:1fr}
  .top__logo img{width:72px}
  .top__logo{gap:8px}
  .top__name{padding-left:8px}
  .top__name span{font-size:.62rem;letter-spacing:.04em}
  .top__name strong{font-size:1.05rem}
  .data{grid-template-columns:1fr;gap:2px}
  .data dd{margin-bottom:12px}
  .fab{display:grid}
  .foot{padding-bottom:96px}
  .foot__in{flex-direction:column;align-items:flex-start}
  .foot__firma{margin-left:0!important}
}
/* Aparición al hacer scroll (la activa main.js) */
.js .reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
.js .reveal.is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none}
  .marca__in{stroke-dashoffset:0}
}