/* Argentrial Automación · estilos del sitio */
:root{
  --ink:#1B1B1A; --ink2:#252524; --green:#21E682; --dgreen:#13824A; --mint:#B1F4D2;
  --paper:#F7F7F5; --panel:#E8E8E3; --gray:#6E6E6A; --muted:#4A4A45; --celeste:#74ACDF; --white:#F9F9F9;
  --line:#D6D6D0; --wrap:1140px; --gap:18px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{font-family:Archivo,system-ui,sans-serif;color:var(--ink);background:var(--paper);line-height:1.55;font-size:17px;-webkit-font-smoothing:antialiased}
img,video{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.mono{font-family:"IBM Plex Mono",monospace;font-size:13px;letter-spacing:.08em;text-transform:uppercase}
h1,h2,h3,h4{font-stretch:112%;line-height:1.12;letter-spacing:-.01em}
h2{font-size:clamp(28px,4vw,40px);font-weight:700;margin:10px 0 14px}
h3{font-size:19px;font-weight:700}
.eyebrow{color:var(--dgreen)}
.dark .eyebrow{color:var(--green)}
.lead{font-size:19px;color:var(--muted);max-width:640px}
.dark{background:var(--ink);color:var(--white)}
.dark .lead{color:#BDBDB7}
section{padding:96px 0}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:24px;flex-wrap:wrap;margin-bottom:40px}

/* ---------- Header ---------- */
header{position:sticky;top:0;z-index:20;background:rgba(27,27,26,.96);backdrop-filter:blur(8px);border-bottom:1px solid #2e2e2c}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.nav img{height:34px;width:auto}
.nav ul{display:flex;gap:28px;list-style:none;align-items:center}
.nav ul a{color:#CFCFC9;text-decoration:none;font-size:15px}
.nav ul a:hover,.nav ul a[aria-current]{color:var(--white)}
.nav ul a.btn-green,.nav ul a.btn-green:hover{color:var(--ink);font-weight:600}
.menu-btn{display:none;background:none;border:1px solid #3a3a38;border-radius:4px;color:var(--white);width:42px;height:42px;cursor:pointer}
.menu-btn svg{width:22px;height:22px;margin:auto}

/* ---------- Botones ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 22px;border-radius:4px;font-weight:600;font-size:16px;text-decoration:none;transition:transform .15s,background .15s,border-color .15s;border:0;cursor:pointer;font-family:inherit}
.btn:hover{transform:translateY(-1px)}
.btn-green{background:var(--green);color:var(--ink)}
.btn-green:hover{background:#4AF09A}
.btn-ghost{border:1px solid #4A4A45;color:var(--white);background:none}
.btn-ghost:hover{border-color:var(--green)}
.btn-line{border:1px solid var(--line);color:var(--ink);background:#fff}
.btn-line:hover{border-color:var(--dgreen)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn svg{width:18px;height:18px;flex:none}
.link{color:var(--dgreen);font-weight:600;text-decoration:none}
.link:hover{text-decoration:underline}
.dark .link{color:var(--green)}

/* ---------- Espacios para fotos y videos (a completar) ----------
   Cada .media lleva una foto o video real. Mientras no exista el archivo,
   se ve el recuadro gris con la descripción y la ruta donde va. */
.media{position:relative;border-radius:6px;overflow:hidden;background:var(--panel);aspect-ratio:16/10}
.media img,.media video{width:100%;height:100%;object-fit:cover}
.ph{display:grid;place-items:center;text-align:center;padding:18px;background:
  repeating-linear-gradient(135deg,transparent 0 14px,rgba(0,0,0,.035) 14px 28px),var(--panel);border:1px dashed #BDBDB7}
.ph span{font-family:"IBM Plex Mono",monospace;font-size:12px;color:var(--muted);line-height:1.6}
.ph span b{display:block;font-family:Archivo,sans-serif;font-size:14px;color:var(--ink);letter-spacing:0;margin-bottom:4px}
.ph code{font-size:11px;color:var(--gray);word-break:break-all}
.dark .ph{background:repeating-linear-gradient(135deg,transparent 0 14px,rgba(255,255,255,.03) 14px 28px),var(--ink2);border-color:#3a3a38}
.dark .ph span{color:#9C9C96}.dark .ph span b{color:var(--white)}.dark .ph code{color:#77776F}

/* ---------- Hero ---------- */
.hero{padding:96px 0 104px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:stretch}
.hero .mono{color:var(--green)}
.hero h1{font-size:clamp(36px,5.4vw,60px);font-weight:750;margin:18px 0 22px}
.hero h1 em{font-style:normal;color:var(--green)}
.hero p{font-size:20px;color:#BDBDB7;max-width:560px;margin-bottom:34px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
/* el video ocupa el mismo alto que el bloque de texto del banner */
.hero .media{aspect-ratio:auto;height:100%;min-height:340px}
.hero-bg{position:absolute;inset:0;background-image:linear-gradient(#2a2a28 1px,transparent 1px),linear-gradient(90deg,#2a2a28 1px,transparent 1px);background-size:48px 48px;opacity:.35;mask-image:radial-gradient(ellipse at 20% 40%,#000 10%,transparent 60%);-webkit-mask-image:radial-gradient(ellipse at 20% 40%,#000 10%,transparent 60%)}
.hero .wrap{position:relative}
.facts{display:grid;grid-template-columns:repeat(3,auto);justify-content:start;gap:24px 36px;margin-top:48px;padding-top:26px;border-top:1px solid #333331}
.facts div{font-size:15px;color:#BDBDB7;max-width:230px}
.facts b{display:block;white-space:nowrap;font-size:22px;color:var(--white);font-stretch:112%}

/* ---------- Servicios ---------- */
.line-title{display:flex;align-items:center;gap:14px;margin:44px 0 20px}
.line-title h3{font-size:22px}
.line-title span{flex:1;height:1px;background:var(--line)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.cards.four{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:6px;padding:26px 24px}
.card>img{width:40px;height:40px;margin-bottom:18px}
.card h4{font-size:17px;font-weight:700;margin-bottom:6px;font-stretch:108%}
.card p{font-size:15px;color:var(--muted)}
.quality .card{background:var(--white);border-color:#cfe9db}

/* ---------- Propuesta ---------- */
.prop-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.compare{display:grid;gap:14px}
.compare div{border:1px solid #333331;border-radius:6px;padding:20px 22px;background:var(--ink2)}
.compare .mono{color:var(--gray);margin-bottom:6px}
.compare .ok{border-color:var(--dgreen)}
.compare .ok .mono{color:var(--green)}
.compare p{color:#E0E0DA;font-size:16px}

/* ---------- Carrusel de proyectos ----------
   Escritorio: 3 tarjetas visibles y flechas. Celular: 1 tarjeta y se asoma
   la siguiente; se desliza con el dedo (scroll-snap, sin librerías). */
.rail-wrap{position:relative}
.rail{display:grid;grid-auto-flow:column;grid-auto-columns:calc((100% - 2*var(--gap))/3);gap:var(--gap);overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;padding-bottom:6px;scrollbar-width:none;overscroll-behavior-x:contain}
.rail::-webkit-scrollbar{display:none}
.rail>*{scroll-snap-align:start}
.rail-ctrl{display:flex;gap:10px;align-items:center}
.arrow{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;display:grid;place-items:center;cursor:pointer;transition:border-color .15s,opacity .15s}
.arrow[hidden],.dots[hidden]{display:none!important}
.arrow:hover{border-color:var(--dgreen)}
.arrow:disabled{opacity:.35;cursor:default}
.arrow svg{width:18px;height:18px}
.dots{display:none;justify-content:center;gap:8px;margin-top:18px}
.dots i{width:7px;height:7px;border-radius:50%;background:var(--line);transition:background .2s,width .2s}
.dots i.on{background:var(--dgreen);width:20px;border-radius:4px}

/* Tarjeta de proyecto (se usa en el carrusel y en la grilla de proyectos) */
.pcard{background:#fff;border:1px solid var(--line);border-radius:6px;overflow:hidden;display:flex;flex-direction:column;text-decoration:none;transition:border-color .15s,transform .15s}
a.pcard:hover{border-color:var(--dgreen);transform:translateY(-2px)}
.pcard .media{border-radius:0;aspect-ratio:16/10}
.pcard .ph{border:0;border-bottom:1px dashed #BDBDB7}
.pcard-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.pcard .tag{color:var(--dgreen)}
.pcard h3{font-size:19px}
.pcard p{font-size:15px;color:var(--muted)}
.pcard .tech{margin-top:auto;padding-top:10px;font-size:13px;color:var(--gray);font-family:"IBM Plex Mono",monospace}
.pcard .more{font-weight:600;color:var(--dgreen);font-size:15px}
.draft{position:absolute;top:12px;left:12px;background:var(--ink);color:var(--white);font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.06em;padding:4px 8px;border-radius:3px;z-index:2}


/* ---------- Marcas y tecnologías ---------- */
.brands-rail{grid-auto-columns:calc((100% - 3*var(--gap))/4)}
.brand{position:relative;background:#fff;border:1px solid var(--line);border-radius:6px;padding:22px 22px 24px;display:flex;flex-direction:column}
.brand-logo{position:relative;height:96px;display:flex;align-items:center;margin-bottom:18px;padding-bottom:18px;border-bottom:1px solid var(--line);box-sizing:content-box}
.brand-logo>img:first-child,.brand-name{transition:opacity .25s,transform .25s,filter .2s}
.brand-logo>img:first-child{max-height:34px;max-width:72%;width:auto;filter:grayscale(1);opacity:.8}
.brand:hover .brand-logo>img:first-child{filter:none;opacity:1}
/* logo del software: aparece en el lugar del logo de la marca */
.soft-logo{position:absolute;left:0;top:0;height:96px;width:auto;max-width:100%;object-fit:contain;opacity:0;transform:translateY(6px);transition:opacity .25s,transform .25s;pointer-events:none}
.brand.show-soft .soft-logo{opacity:1;transform:none}
.brand.show-soft .brand-logo>img:first-child,.brand.show-soft .brand-name{opacity:0;transform:translateY(-6px)}
.brand-name{font-size:20px;font-weight:700;font-stretch:112%;color:var(--muted)}
.brand .mono{color:var(--gray);font-size:11px;margin:4px 0 8px}
.soft{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.soft li{background:var(--paper);border:1px solid var(--line);border-radius:3px;padding:3px 8px;font-size:13.5px}
.soft li[data-logo]{cursor:pointer;transition:border-color .15s,background .15s}
.soft li[data-logo]:hover,.soft li[data-logo]:focus-visible,.soft li.on{border-color:var(--dgreen);background:#fff;outline:none}
.hw{font-size:14px;color:var(--muted)}
.brand .draft{top:10px;left:auto;right:10px}
.partner{position:absolute;top:10px;right:10px;background:var(--dgreen);color:#fff;font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.06em;padding:4px 8px;border-radius:3px;text-transform:uppercase}

/* ---------- Pasos ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);margin-top:48px;counter-reset:s}
.step{padding:0 20px 0 0}
.step:before{counter-increment:s;content:"0" counter(s);font-family:"IBM Plex Mono",monospace;font-size:13px;color:var(--dgreen);display:block;margin-bottom:14px}
.step .bar{height:3px;background:var(--panel);margin-bottom:20px;position:relative}
.step .bar:after{content:"";position:absolute;left:0;top:0;height:3px;width:28px;background:var(--dgreen)}
.step h4{font-size:17px;margin-bottom:6px;font-stretch:108%}
.step p{font-size:15px;color:var(--muted)}
.promise{margin-top:52px;background:var(--panel);border-radius:6px;padding:22px 26px;display:flex;gap:16px;align-items:center}
.promise img{width:32px;height:32px;flex:none}

/* ---------- Industrias ---------- */
.industries{background:var(--panel)}
.chips{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.chip{background:#fff;border:1px solid var(--line);border-radius:40px;padding:11px 20px;font-weight:600;font-size:16px;font-family:inherit;color:var(--ink)}
.chip small{font-family:"IBM Plex Mono",monospace;color:var(--dgreen);font-size:12px;margin-left:6px}
button.chip{cursor:pointer;font-size:15px;padding:9px 18px}
button.chip[aria-pressed=true]{background:var(--ink);color:var(--white);border-color:var(--ink)}
.brands{margin-top:40px;color:var(--gray);font-size:15px}
.brands b{color:var(--muted)}

/* ---------- Página de proyectos ---------- */
.page-head{padding:72px 0 56px}
.page-head h1{font-size:clamp(34px,5vw,52px);font-weight:750;margin:14px 0 16px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:32px}
.grid .pcard[hidden]{display:none}
.empty{display:none;color:var(--gray);margin-top:24px}

/* ---------- Página de caso ---------- */
.crumbs{font-size:14px;color:#9C9C96;margin-bottom:18px}
.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--white)}
.case-hero{padding:56px 0 0}
.case-hero h1{font-size:clamp(32px,5vw,54px);font-weight:750;margin:14px 0 18px;max-width:880px}
.case-hero .lead{margin-bottom:40px}
.case-hero .media{aspect-ratio:21/9;border-radius:6px 6px 0 0}
.ficha{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border:1px solid var(--line);border-radius:6px;margin-top:-1px}
.ficha div{padding:20px 22px;border-right:1px solid var(--line)}
.ficha div:last-child{border-right:0}
.ficha .mono{color:var(--gray);font-size:11px;margin-bottom:6px}
.ficha b{font-size:16px;font-stretch:108%}
.story{display:grid;grid-template-columns:220px 1fr;gap:40px;padding:56px 0;border-bottom:1px solid var(--line)}
.story:last-of-type{border-bottom:0}
.story h2{font-size:26px;margin:4px 0 0}
.story .body p{font-size:17px;color:var(--muted);margin-bottom:14px;max-width:720px}
.checks{list-style:none;margin-top:6px}
.checks li{padding:9px 0 9px 28px;border-bottom:1px solid var(--line);position:relative;font-size:16px}
.checks li:before{content:"";position:absolute;left:4px;top:15px;width:10px;height:6px;border-left:2px solid var(--dgreen);border-bottom:2px solid var(--dgreen);transform:rotate(-45deg)}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);margin-top:24px}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:6px;padding:22px}
.kpi b{display:block;font-size:34px;font-stretch:112%;color:var(--dgreen);line-height:1.1}
.kpi span{font-size:14px;color:var(--muted)}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.gallery .media{aspect-ratio:4/3}
.gallery .media:first-child{grid-column:span 2;grid-row:span 2;aspect-ratio:auto}
.note{font-size:13px;color:var(--gray);margin-top:16px}
.nextcase{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}

/* ---------- Contacto y pie ---------- */
.contact{padding:96px 0 0}
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;padding-bottom:80px}
.channels{display:grid;gap:12px}
.channel{display:flex;align-items:center;gap:16px;border:1px solid #333331;border-radius:6px;padding:18px 20px;text-decoration:none;background:var(--ink2);transition:border-color .15s}
.channel:hover{border-color:var(--green)}
.channel svg{width:24px;height:24px;flex:none;color:var(--green)}
.channel b{display:block;font-size:16px}
.channel span{font-size:14px;color:#9C9C96}
footer{border-top:1px solid #333331;padding:28px 0 40px;color:#9C9C96;font-size:14px}
.foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.foot img{height:28px}
.tri{display:flex;height:6px}.tri i{flex:1}.tri i:nth-child(odd){background:var(--celeste)}.tri i:nth-child(2){background:var(--white)}
.wa-float{position:fixed;right:20px;bottom:20px;z-index:30;width:58px;height:58px;border-radius:50%;background:var(--green);display:grid;place-items:center;box-shadow:0 6px 20px rgba(0,0,0,.25)}
.wa-float svg{width:28px;height:28px;color:var(--ink)}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .hero-grid,.prop-grid,.contact-grid{grid-template-columns:1fr}
  .hero-grid{gap:40px}
  .hero .media{height:auto;min-height:0;aspect-ratio:16/10}
  .cards,.cards.four,.grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr;gap:26px}
  .step{padding:0}
  .rail{grid-auto-columns:calc((100% - var(--gap))/2)}
  .brands-rail{grid-auto-columns:calc((100% - 2*var(--gap))/3)}
  .ficha{grid-template-columns:1fr 1fr}
  .ficha div:nth-child(2){border-right:0}
  .ficha div:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .story{grid-template-columns:1fr;gap:12px}
  .kpis{grid-template-columns:1fr 1fr}
  .menu-btn{display:grid}
  .nav ul{display:none;position:absolute;top:68px;left:0;right:0;background:var(--ink);flex-direction:column;align-items:stretch;gap:0;padding:8px 16px 18px;border-bottom:1px solid #2e2e2c}
  .nav ul.open{display:flex}
  .nav ul li a{display:block;padding:14px 4px;font-size:17px;border-bottom:1px solid #2a2a28}
  .nav ul li:last-child a{margin-top:14px;border:0;justify-content:center}
}
@media (max-width:600px){
  .wrap{padding:0 16px}
  section{padding:68px 0}
  .hero{padding:56px 0 72px}
  .hero p{font-size:18px}
  .cards,.grid,.duo{grid-template-columns:1fr}
  .cards.four{grid-template-columns:1fr 1fr;gap:12px}
  .cards.four .card{padding:18px 16px}
  .cards.four .card p{font-size:14px}
  .facts{display:grid;grid-template-columns:1fr 1fr;gap:20px}
  .facts div:last-child{grid-column:span 2}
  .hero .hero-ctas{flex-direction:column}
  .hero-ctas .btn{justify-content:center}
  .nav img{height:28px}
  .rail,.brands-rail{grid-auto-columns:86%;margin-right:-16px;padding-right:16px;scroll-padding-left:0}
  .rail-ctrl .arrow{display:none}
  .dots{display:flex}
  .gallery{grid-template-columns:1fr 1fr}
  .gallery .media:first-child{grid-column:span 2;grid-row:auto;aspect-ratio:4/3}
  .gallery .media:last-child{grid-column:span 2;aspect-ratio:16/10}
  .case/* el video ocupa el mismo alto que el bloque de texto del banner */
.hero .media{aspect-ratio:auto;height:100%;min-height:340px}
  .wa-float{width:52px;height:52px;right:14px;bottom:14px}
}
@media (prefers-reduced-motion:reduce){html,.rail{scroll-behavior:auto}*{transition:none!important}}

/* ---------- Secciones oscuras: tarjetas y controles ---------- */
.pcard,.brand{color:var(--ink)}
.dark .arrow{background:transparent;border-color:#3a3a38;color:var(--white)}
.dark .arrow:hover{border-color:var(--green)}
.dark .btn-line{background:transparent;border-color:#4A4A45;color:var(--white)}
.dark .btn-line:hover{border-color:var(--green)}
.dark .dots i{background:#3a3a38}.dark .dots i.on{background:var(--green)}

/* ---------- Barra de navegación del caso ---------- */
.case-bar{position:sticky;top:68px;z-index:15;background:var(--ink2);border-bottom:1px solid #333331}
.case-bar .wrap{display:flex;justify-content:space-between;align-items:center;height:46px}
.case-bar a{color:#CFCFC9;text-decoration:none;font-size:14px;display:inline-flex;align-items:center;gap:6px}
.case-bar a:hover{color:var(--green)}
.case-bar svg{width:16px;height:16px}

/* ---------- Fotos ampliables y visor ---------- */
.media.zoom:not(.ph){cursor:zoom-in}
.media.zoom:not(.ph) img{transition:transform .35s}
.media.zoom:not(.ph):hover img{transform:scale(1.03)}
.media.zoom:not(.ph)::after{content:attr(data-alt);position:absolute;left:0;right:0;bottom:0;padding:22px 14px 10px;font-size:13px;color:#fff;background:linear-gradient(transparent,rgba(0,0,0,.6));opacity:0;transition:opacity .2s}
.media.zoom:not(.ph):hover::after{opacity:1}
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(15,15,14,.94);display:none;align-items:center;justify-content:center;padding:56px 64px}
.lightbox.open{display:flex}
.lightbox figure{max-width:100%;max-height:100%;display:flex;flex-direction:column;align-items:center;gap:12px}
.lightbox img{max-width:100%;max-height:calc(100vh - 150px);object-fit:contain;border-radius:4px}
.lightbox figcaption{color:#CFCFC9;font-size:14px;text-align:center}
.lightbox button{position:absolute;background:rgba(255,255,255,.08);border:1px solid #3a3a38;color:#fff;width:44px;height:44px;border-radius:50%;cursor:pointer;display:grid;place-items:center}
.lightbox button:hover{border-color:var(--green)}
.lightbox button svg{width:20px;height:20px}
.lb-close{top:16px;right:16px}.lb-prev{left:12px;top:50%;transform:translateY(-50%)}.lb-next{right:12px;top:50%;transform:translateY(-50%)}
@media (max-width:960px){.case-bar{top:68px}}
@media (max-width:600px){.lightbox{padding:56px 8px}.lb-prev,.lb-next{top:auto;bottom:16px;transform:none}.lb-prev{left:calc(50% - 54px)}.lb-next{right:calc(50% - 54px)}}