/* ═══════════════════════════════════════════════════
   DIIA — Deep Industries AI
   Estilo: claro corporativo industrial
   Azul de marca tomado del logo: #0B58C0
   ═══════════════════════════════════════════════════ */

:root{
  --blue:#0B58C0;
  --blue-700:#0A47A0;
  --blue-900:#07306B;
  --blue-050:#EEF4FE;
  --blue-100:#DCE8FC;

  --orange:#E2620C;
  --orange-050:#FEF2E9;
  --green:#0E7C55;

  --ink:#0D1B2E;
  --ink-2:#3D5069;
  --ink-3:#6B7C93;
  --line:#DEE6F1;
  --line-2:#EDF2F8;
  --bg:#FFFFFF;
  --bg-2:#F5F8FC;

  --r:14px;
  --r-sm:9px;
  --wrap:1200px;
  --hdr-h:70px;

  --sans:"Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"Cascadia Mono","Consolas","SF Mono",monospace;

  --sh-1:0 1px 2px rgba(13,27,46,.05),0 2px 8px rgba(13,27,46,.05);
  --sh-2:0 2px 4px rgba(13,27,46,.05),0 12px 30px rgba(13,27,46,.09);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--hdr-h) + 14px);-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:400 17px/1.6 var(--sans);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.18;letter-spacing:-.02em;font-weight:700}
h1{font-size:clamp(2.05rem,4.4vw,3.5rem);letter-spacing:-.03em}
h2{font-size:clamp(1.65rem,3vw,2.5rem)}
h3{font-size:1.19rem;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:24px}

.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--blue);color:#fff;padding:12px 20px;border-radius:0 0 var(--r-sm) 0}
.skip:focus{left:0}

:focus-visible{outline:3px solid var(--blue);outline-offset:2px;border-radius:4px}

.eyebrow{
  font:600 .74rem/1.4 var(--mono);letter-spacing:.13em;text-transform:uppercase;
  color:var(--blue);margin-bottom:14px;
}

/* ── Botones ───────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  background:var(--blue);color:#fff;border:1.5px solid var(--blue);
  padding:13px 24px;border-radius:var(--r-sm);
  font-weight:600;font-size:.97rem;letter-spacing:-.005em;
  cursor:pointer;transition:background .18s,border-color .18s,transform .18s,box-shadow .18s;
}
.btn:hover{background:var(--blue-700);border-color:var(--blue-700);transform:translateY(-1px);box-shadow:var(--sh-1)}
.btn--ghost{background:transparent;color:var(--blue);border-color:var(--line)}
.btn--ghost:hover{background:var(--blue-050);border-color:var(--blue);color:var(--blue-700)}
.btn--sm{padding:9px 17px;font-size:.89rem}
.btn--lg{padding:15px 30px;font-size:1.03rem}

/* ── Header ────────────────────────────────────── */
.hdr{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.9);backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line-2);transition:border-color .25s,box-shadow .25s;
}
.hdr.is-stuck{border-color:var(--line);box-shadow:0 1px 16px rgba(13,27,46,.07)}
.hdr__in{display:flex;align-items:center;gap:26px;height:var(--hdr-h)}

.brand{display:flex;align-items:center;gap:11px;color:var(--ink);flex-shrink:0}
.brand img{border-radius:7px;border:1px solid var(--line-2)}
.brand__tx{display:flex;flex-direction:column;line-height:1.1}
.brand__tx b{font-size:1.22rem;letter-spacing:.01em;font-weight:800;color:var(--blue)}
.brand__tx i{font-style:normal;font-size:.665rem;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-3);font-weight:600}

.nav{display:flex;gap:4px;margin-left:auto}
.nav a{
  color:var(--ink-2);font-size:.93rem;font-weight:500;
  padding:9px 13px;border-radius:7px;transition:color .16s,background .16s;
}
.nav a:hover{color:var(--blue);background:var(--blue-050)}
.nav a.is-active{color:var(--blue);font-weight:600}

.hdr__act{display:flex;align-items:center;gap:12px}

.lang{display:flex;border:1px solid var(--line);border-radius:7px;overflow:hidden;background:#fff}
.lang button{
  border:0;background:transparent;padding:7px 11px;cursor:pointer;
  font:600 .77rem/1 var(--mono);letter-spacing:.05em;color:var(--ink-3);transition:.16s;
}
.lang button:hover{background:var(--blue-050);color:var(--blue)}
.lang button.is-on{background:var(--blue);color:#fff}

.burger{display:none;flex-direction:column;justify-content:center;gap:5px;width:42px;height:38px;border:1px solid var(--line);border-radius:7px;background:#fff;cursor:pointer;padding:0 10px}
.burger span{display:block;height:2px;background:var(--ink);border-radius:2px;transition:.24s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ── Hero ──────────────────────────────────────── */
.hero{
  padding:76px 0 84px;position:relative;overflow:hidden;
  background:
    radial-gradient(760px 420px at 88% -6%,var(--blue-050),transparent 65%),
    linear-gradient(180deg,#fff 0%,var(--bg-2) 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(var(--line-2) 1px,transparent 1px),linear-gradient(90deg,var(--line-2) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 22% 44%,#000,transparent 72%);
  opacity:.75;
}
.hero__in{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:60px;align-items:center}
.hero__tx{max-width:600px}
.lead{margin-top:22px;font-size:1.11rem;color:var(--ink-2);line-height:1.66;max-width:56ch}
.hero__cta{display:flex;flex-wrap:wrap;gap:13px;margin-top:34px}
.hero__chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:38px}
.hero__chips li{
  font:600 .76rem/1 var(--mono);letter-spacing:.04em;color:var(--ink-2);
  background:#fff;border:1px solid var(--line);padding:8px 13px;border-radius:100px;
}

.hero__fig{margin:0}
.hero__fig figcaption{
  margin-top:14px;font-size:.83rem;color:var(--ink-3);line-height:1.5;
  padding-left:13px;border-left:2px solid var(--blue-100);
}

/* marco tipo captura de detección */
.shot{
  position:relative;border-radius:var(--r);overflow:hidden;
  border:1px solid var(--line);background:var(--ink);box-shadow:var(--sh-2);
}
.shot img{width:100%;display:block}
.shot::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.16);border-radius:var(--r);
}
/* Nota: las capturas ya traen las cajas de detección reales
   del modelo. No se dibuja ningún recuadro decorativo encima. */

/* ── Pilares ───────────────────────────────────── */
.pillars{padding:62px 0;border-bottom:1px solid var(--line-2)}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.pil{padding-top:20px;border-top:2px solid var(--blue)}
.pil h3{margin-bottom:9px}
.pil p{color:var(--ink-2);font-size:.95rem;line-height:1.62}

/* ── Secciones ─────────────────────────────────── */
.sec{padding:86px 0}
.sec--alt{background:var(--bg-2);border-block:1px solid var(--line-2)}
.sec__hd{max-width:660px;margin-bottom:48px}
.sec__sub{margin-top:16px;color:var(--ink-2);font-size:1.04rem;line-height:1.65}

/* ── Servicios ─────────────────────────────────── */
.svc{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:26px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);
  overflow:hidden;display:flex;flex-direction:column;
  transition:border-color .2s,box-shadow .2s,transform .2s;
}
.card:hover{border-color:var(--blue-100);box-shadow:var(--sh-2);transform:translateY(-3px)}
.card__img{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--ink);border-bottom:1px solid var(--line)}
.card__img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card:hover .card__img img{transform:scale(1.04)}
.card__bd{padding:24px;display:flex;flex-direction:column;gap:13px;flex:1}
.card__bd>p{color:var(--ink-2);font-size:.95rem;line-height:1.62}
.card__li{display:flex;flex-direction:column;gap:9px;margin-top:auto;padding-top:5px}
.card__li li{
  position:relative;padding-left:22px;font-size:.9rem;color:var(--ink-2);line-height:1.5;
}
.card__li li::before{
  content:"";position:absolute;left:0;top:.5em;width:9px;height:9px;
  border:2px solid var(--blue);border-radius:2px;
}

/* ── Herramientas de la galería ────────────────── */
.tools{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-bottom:30px}
.filters{display:flex;flex-wrap:wrap;gap:8px}
.filters button{
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  padding:9px 16px;border-radius:100px;cursor:pointer;
  font-size:.88rem;font-weight:500;transition:.17s;white-space:nowrap;
}
.filters button:hover{border-color:var(--blue);color:var(--blue)}
.filters button.is-on{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:600}

.tgl{display:flex;align-items:center;gap:9px;margin-left:auto;font-size:.88rem;color:var(--ink-2);cursor:pointer;user-select:none}
.tgl input{width:0;height:0;opacity:0;position:absolute}
.tgl span{position:relative;padding-left:48px;line-height:26px}
.tgl span::before{
  content:"";position:absolute;left:0;top:0;width:40px;height:24px;border-radius:100px;
  background:var(--line);transition:background .22s;
}
.tgl span::after{
  content:"";position:absolute;left:3px;top:3px;width:18px;height:18px;border-radius:50%;
  background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.25);transition:transform .22s;
}
.tgl input:checked + span::before{background:var(--blue)}
.tgl input:checked + span::after{transform:translateX(16px)}
.tgl input:focus-visible + span::before{outline:3px solid var(--blue);outline-offset:2px}

/* ── Galería masonry ───────────────────────────── */
.masonry{column-count:3;column-gap:26px}
.prj{
  break-inside:avoid;margin-bottom:26px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  transition:border-color .2s,box-shadow .2s;
}
.prj:hover{border-color:var(--blue-100);box-shadow:var(--sh-2)}
.prj[hidden]{display:none}

.prj__media{
  position:relative;aspect-ratio:var(--ar,16/9);background:#0B1220;overflow:hidden;
  border-bottom:1px solid var(--line);
}
.prj__media img{width:100%;height:100%;object-fit:cover}
.prj__media iframe{position:absolute;inset:0;width:100%;height:100%;border:0;display:block}

.prj__play{
  position:absolute;inset:0;width:100%;height:100%;border:0;background:transparent;cursor:pointer;
  display:flex;align-items:center;justify-content:center;padding:0;
}
/* la miniatura va en capa aparte para que el ícono ▶ quede
   realmente centrado y no compita en el flujo flex */
.prj__play img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.prj__play::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,20,40,.05) 40%,rgba(7,20,40,.5));
  transition:background .25s;
}
.prj__play:hover::before{background:linear-gradient(180deg,rgba(7,20,40,.15) 30%,rgba(7,20,40,.62))}
.prj__play i{
  position:relative;width:58px;height:58px;border-radius:50%;
  background:rgba(255,255,255,.94);box-shadow:0 6px 22px rgba(0,0,0,.32);
  display:grid;place-items:center;transition:transform .22s,background .22s;
}
.prj__play:hover i{transform:scale(1.09);background:#fff}
.prj__play i::after{
  content:"";width:0;height:0;margin-left:4px;
  border-left:17px solid var(--blue);border-top:11px solid transparent;border-bottom:11px solid transparent;
}

/* Las etiquetas van abajo: los paneles de datos del modelo
   siempre están arriba a la izquierda del video y no deben
   quedar tapados. Si no caben en una línea, bajan a la
   siguiente en vez de solaparse. */
.prj__tags{
  position:absolute;left:12px;bottom:12px;right:12px;z-index:2;
  display:flex;flex-wrap:wrap;gap:6px;pointer-events:none;
}
.tag{
  font:600 .68rem/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;
  background:rgba(255,255,255,.94);color:var(--blue-900);
  padding:6px 10px;border-radius:5px;box-shadow:0 2px 8px rgba(0,0,0,.16);
}
.tag--soon{background:rgba(226,98,12,.95);color:#fff}

.prj__bd{padding:22px}
.prj__bd h3{margin-bottom:10px;font-size:1.09rem}
.prj__bd p{color:var(--ink-2);font-size:.925rem;line-height:1.62}
.metrics{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.metrics li{
  font:500 .715rem/1 var(--mono);letter-spacing:.01em;
  background:var(--blue-050);color:var(--blue-900);
  border:1px solid var(--blue-100);padding:6px 9px;border-radius:5px;
}

.empty{text-align:center;color:var(--ink-3);padding:56px 0;font-size:1rem}

/* ── Capacidades ───────────────────────────────── */
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.cap{
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--orange);
  border-radius:var(--r);padding:28px;
}
.cap__ic{
  width:44px;height:44px;border-radius:10px;background:var(--orange-050);
  display:grid;place-items:center;margin-bottom:17px;color:var(--orange);
}
.cap__ic svg{width:23px;height:23px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.cap h3{margin-bottom:11px}
.cap p{color:var(--ink-2);font-size:.94rem;line-height:1.64}

/* ── Metodología ───────────────────────────────── */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px;counter-reset:s}
.step{counter-increment:s;position:relative;padding-top:26px;border-top:1px solid var(--line)}
.step::before{
  content:"0" counter(s);
  position:absolute;top:-14px;left:0;
  font:700 .8rem/1 var(--mono);letter-spacing:.06em;color:var(--blue);
  background:var(--bg-2);padding-right:12px;
}
.step h3{margin-bottom:10px;font-size:1.08rem}
.step p{color:var(--ink-2);font-size:.94rem;line-height:1.63}

/* ── CTA ───────────────────────────────────────── */
.cta{
  padding:78px 0;
  background:linear-gradient(135deg,var(--blue-900),var(--blue) 130%);
  color:#fff;position:relative;overflow:hidden;
}
.cta::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:52px 52px;
}
.cta__in{position:relative;display:flex;flex-wrap:wrap;gap:40px;align-items:center;justify-content:space-between}
.cta h2{max-width:19ch}
.cta p{margin-top:16px;color:rgba(255,255,255,.82);max-width:52ch;line-height:1.65;font-size:1.02rem}
.cta__links{display:flex;flex-wrap:wrap;gap:13px}
.cta .btn{background:#fff;color:var(--blue-900);border-color:#fff}
.cta .btn:hover{background:var(--blue-050);border-color:var(--blue-050)}
.cta .btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.42)}
.cta .btn--ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}

/* ── Footer ────────────────────────────────────── */
.ftr{padding:44px 0;background:#fff;border-top:1px solid var(--line-2)}
.ftr__in{display:flex;flex-wrap:wrap;gap:26px;align-items:center;justify-content:space-between}
.ftr__nav{display:flex;flex-wrap:wrap;gap:22px}
.ftr__nav a{color:var(--ink-2);font-size:.9rem}
.ftr__nav a:hover{color:var(--blue)}
.ftr__cr{color:var(--ink-3);font-size:.83rem;width:100%;padding-top:22px;border-top:1px solid var(--line-2)}

/* ── Aparición al hacer scroll ─────────────────── */
/* Se oculta sólo si el JS arrancó: sin JS el contenido
   siempre queda visible. */
.js .rv{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.js .rv.is-in{opacity:1;transform:none}

/* ── Responsive ────────────────────────────────── */
@media (max-width:1080px){
  .masonry{column-count:2}
  .grid4{grid-template-columns:repeat(2,1fr);gap:26px}
  .hero__in{grid-template-columns:1fr;gap:46px}
  .hero__tx{max-width:none}
  .hero__fig{max-width:660px}
}

@media (max-width:860px){
  :root{--hdr-h:62px}
  .nav{
    position:fixed;top:var(--hdr-h);left:0;right:0;
    flex-direction:column;gap:2px;background:#fff;
    border-bottom:1px solid var(--line);padding:14px 24px 22px;
    box-shadow:0 14px 30px rgba(13,27,46,.1);
    transform:translateY(-130%);transition:transform .3s ease;
    max-height:calc(100dvh - var(--hdr-h));overflow-y:auto;
  }
  .nav.is-open{transform:none}
  .nav a{padding:13px 12px;font-size:1rem;border-radius:8px}
  .burger{display:flex}
  .hdr__act .btn--sm{display:none}
  .hdr__in{gap:14px}
}

@media (max-width:680px){
  body{font-size:16px}
  .wrap{padding-inline:18px}
  .hero{padding:52px 0 60px}
  .sec{padding:62px 0}
  .pillars{padding:48px 0}
  .grid4{grid-template-columns:1fr;gap:22px}
  .masonry{column-count:1}
  .sec__hd{margin-bottom:34px}
  .tools{gap:14px}
  .tgl{margin-left:0}
  .filters{width:100%;overflow-x:auto;flex-wrap:nowrap;padding-bottom:6px;-webkit-overflow-scrolling:touch}
  .cta{padding:60px 0}
  .cta__links{width:100%}
  .cta__links .btn{flex:1;min-width:150px}
  .prj__bd,.card__bd{padding:20px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .rv{opacity:1;transform:none}
}

@media print{
  .hdr,.tools,.cta,.prj__play{display:none}
  .sec{padding:20px 0}
}