/* ==========================================================================
   The CoStudio
   Sistema: Inter · navy #1D2F3D · gradiente #00C3F7 -> #91CD6B
   Los tokens salen del Design System existente (Figma "sitio baja").
   No agregar colores nuevos: derivar de estas variables.
   ========================================================================== */

/* --- Tipografía autohospedada (Inter variable, latin + latin-ext) --------- */
@font-face{
  font-family:'Inter';
  font-style:normal;
  font-weight:100 900;
  font-display:swap;
  src:url('../fonts/inter-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:'Inter';
  font-style:normal;
  font-weight:100 900;
  font-display:swap;
  src:url('../fonts/inter-latin-ext.woff2') format('woff2');
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

/* --- Tokens -------------------------------------------------------------- */
:root{
  /* superficies */
  --paper:#f6f9fa;
  --paper-tint:#edf4f6;
  --white:#fff;
  --ink:#1d2f3d;
  --ink-deep:#14232f;
  --ink-navy:#2f4263;

  /* texto */
  --text:var(--ink);
  --muted:#566977;           /* 5.1:1 sobre --paper-tint  */
  --on-dark:#f2f7f9;
  --muted-dark:#9db2c0;      /* 6.3:1 sobre --ink         */
  --muted-dark-2:#8ba2b1;    /* 6.0:1 sobre --ink-deep    */

  /* La jerarquía del texto secundario se hace con TAMAÑO y PESO, no aclarando
     el color: por debajo de --muted todo cae bajo 4.5:1 en estos fondos. */

  /* marca */
  --cy:#00c3f7;
  --gr:#91cd6b;
  --accent:#0b6e89;          /* 5.5:1 sobre --paper: la variante del cyan para texto en claro */
  --grad:linear-gradient(90deg,var(--cy) 0%,var(--gr) 100%);
  --grad-ink:linear-gradient(90deg,#0b6e89 0%,#4a7c2f 100%);  /* misma familia, legible sobre claro */

  /* líneas y sombras (tintadas al fondo, nunca negro puro) */
  --line:#e2e8ea;
  --line-dark:rgb(255 255 255 / .12);
  --sh-sm:0 1px 2px rgb(29 47 61 / .06), 0 2px 8px rgb(29 47 61 / .04);
  --sh-md:0 2px 4px rgb(29 47 61 / .05), 0 12px 32px rgb(29 47 61 / .08);
  --sh-lg:0 4px 8px rgb(29 47 61 / .06), 0 32px 72px rgb(29 47 61 / .14);

  /* radios: pill para lo interactivo, 18px para superficies, 12px para inputs */
  --r-pill:999px;
  --r-surf:18px;
  --r-input:12px;

  /* motion */
  --ease-out:cubic-bezier(.23,1,.32,1);
  --ease-io:cubic-bezier(.77,0,.175,1);

  /* layout */
  --wrap:1180px;
  --gut:clamp(20px,5vw,64px);
  --hdr-h:64px;

  color-scheme:light;
}

/* --- Reset --------------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:16px;
  line-height:1.6;
  font-synthesis-weight:none;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden}
img,svg{display:block;max-width:100%}
[hidden]{display:none!important}
h1,h2,h3,p,figure,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;padding:0;cursor:pointer}
strong{font-weight:600;color:var(--ink)}

/* superficies del navegador: también son parte del diseño */
::selection{background:rgb(0 195 247 / .24);color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
html{scrollbar-color:#c3d0d6 var(--paper)}
@supports selector(::-webkit-scrollbar){
  ::-webkit-scrollbar{width:11px;height:11px}
  ::-webkit-scrollbar-track{background:var(--paper)}
  ::-webkit-scrollbar-thumb{background:#c3d0d6;border:3px solid var(--paper);border-radius:99px}
  ::-webkit-scrollbar-thumb:hover{background:#a8bac3}
}
.skip-link{
  position:fixed;top:10px;left:10px;z-index:200;
  transform:translateY(-160%);
  background:var(--ink);color:var(--on-dark);
  padding:10px 18px;border-radius:var(--r-pill);font-size:14px;font-weight:500;
  transition:transform .22s var(--ease-out);
}
.skip-link:focus-visible{transform:translateY(0)}

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

/* --- Tipografía ---------------------------------------------------------- */
.h2{
  font-size:clamp(2.25rem,1.35rem + 3.6vw,4rem);
  line-height:1.04;
  letter-spacing:-.035em;
  font-weight:700;
  text-wrap:balance;
}
.lede{
  margin-top:22px;
  font-size:clamp(1.125rem,1.02rem + .45vw,1.4rem);
  line-height:1.45;
  letter-spacing:-.015em;
  color:var(--ink);
  max-width:22ch;
  text-wrap:pretty;
}
.body{
  margin-top:20px;
  color:var(--muted);
  max-width:62ch;
  text-wrap:pretty;
}

/* --- Botones ------------------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  white-space:nowrap;
  border-radius:var(--r-pill);
  font-weight:600;font-size:.9375rem;letter-spacing:-.005em;
  padding:12px 22px;
  transition:transform .16s var(--ease-out),box-shadow .22s var(--ease-out),
             background-color .22s ease,color .22s ease,opacity .2s ease;
  will-change:transform;
}
.btn:active{transform:scale(.97)}
.btn--sm{padding:9px 18px;font-size:.875rem}
.btn--lg{padding:16px 34px;font-size:1rem}
.btn--block{width:100%}

.btn--primary{
  position:relative;isolation:isolate;
  color:var(--ink);
  background-color:var(--cy);            /* piso opaco bajo el gradiente */
  background-image:var(--grad);
  box-shadow:0 1px 2px rgb(29 47 61 / .10), 0 8px 24px rgb(0 140 180 / .22);
}
.btn--primary::after{
  content:'';position:absolute;inset:0;z-index:-1;border-radius:inherit;
  background:linear-gradient(90deg,#2ad2ff 0%,#a6dd7d 100%);
  opacity:0;transition:opacity .24s ease;
}
.btn--ghost{
  color:var(--ink);
  border:1px solid var(--line);
  background:rgb(255 255 255 / .7);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.ico{width:1em;height:1em;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none}
.btn .ico{transition:transform .22s var(--ease-out)}

@media (hover:hover) and (pointer:fine){
  .btn--primary:hover{box-shadow:0 2px 4px rgb(29 47 61 / .10), 0 14px 34px rgb(0 140 180 / .30)}
  .btn--primary:hover::after{opacity:1}
  .btn--primary:hover .ico{transform:translateX(3px)}
  .btn--ghost:hover{background:var(--white);box-shadow:var(--sh-sm)}
  .btn--ghost:hover .ico{transform:translateY(2px)}
}
.btn[disabled]{opacity:.55;pointer-events:none}

/* ==========================================================================
   HEADER
   ========================================================================== */
.hdr{
  position:fixed;inset:0 0 auto;z-index:90;
  padding:12px var(--gut) 0;
  pointer-events:none;
  opacity:0;
  transition:opacity .6s var(--ease-out) .1s;
}
/* Se mantiene oculto durante la presentación inicial (intro.js) y aparece
   recién cuando termina, junto con el resto del sitio. */
body[data-intro="done"] .hdr{opacity:1}
/* --------------------------------------------------------------------------
   Contenedor de vidrio flotante
   El header es una tarjeta de vidrio (blur + borde + highlight interior, sin
   degradé), el mismo lenguaje que un .btn--ghost pero a la escala de
   --r-surf, que es el radio que le corresponde a un header según DESIGN.md.
   site.js marca .is-dark mientras una sección oscura (.intro, .band, .cta,
   .ft) pasa detrás, y el vidrio pasa de claro a oscuro.
   -------------------------------------------------------------------------- */
.hdr__inner{
  max-width:var(--wrap);margin-inline:auto;min-height:var(--hdr-h);
  display:flex;align-items:center;gap:24px;
  padding:14px 20px;
  pointer-events:auto;
  border-radius:var(--r-surf);
  border:1px solid rgb(255 255 255 / .5);
  background:rgb(255 255 255 / .55);
  backdrop-filter:blur(16px) saturate(1.4);
  -webkit-backdrop-filter:blur(16px) saturate(1.4);
  box-shadow:inset 0 1px 0 rgb(255 255 255 / .6), var(--sh-sm);
  transition:background-color .35s ease,border-color .35s ease,box-shadow .35s ease;
}
.hdr.is-dark .hdr__inner{
  border-color:rgb(255 255 255 / .14);
  background:rgb(20 35 47 / .5);
  box-shadow:inset 0 1px 0 rgb(255 255 255 / .1), var(--sh-sm);
}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .hdr__inner{background:rgb(246 249 250 / .96)}
  .hdr.is-dark .hdr__inner{background:rgb(20 35 47 / .96)}
}
.hdr__logo{width:104px;height:auto;flex:none;color:var(--ink);transition:color .35s ease}
.hdr.is-dark .hdr__logo{color:var(--on-dark)}
.hdr.is-dark .hdr__nav a{color:var(--muted-dark)}
.hdr.is-dark .hdr__nav a.is-current{color:var(--on-dark)}
.hdr.is-dark .hdr__burger span{background:var(--on-dark)}
/* El nav es la navegación principal del sitio: queda visible durante todo el
   scroll, intro incluida, en vez de aparecer recién al terminar de armarse
   el hero. */
.hdr__brand{display:flex;align-items:center;flex:none}
.hdr__nav{display:flex;gap:6px;margin-left:auto}
.hdr__nav-cta{display:none}
.hdr__nav a{
  position:relative;padding:8px 14px;border-radius:var(--r-pill);
  font-size:.9375rem;font-weight:600;color:var(--ink);
  transition:color .2s ease,background-color .2s ease;
}
.hdr__nav a.is-current{color:var(--accent)}
.hdr__nav-ico{display:none}
.hdr__end{display:flex;align-items:center;gap:8px;flex:none}
@media (hover:hover) and (pointer:fine){
  .hdr__nav a:hover{color:var(--accent);background:rgb(255 255 255 / .55)}
  .hdr.is-dark .hdr__nav a:hover{color:var(--on-dark);background:rgb(255 255 255 / .12)}
}
.hdr__burger{display:none;width:40px;height:40px;border-radius:var(--r-pill);align-items:center;justify-content:center;flex-direction:column;gap:5px}
.hdr__burger span{display:block;width:17px;height:1.5px;background:var(--ink);border-radius:2px;transition:transform .28s var(--ease-out),opacity .2s ease,background-color .3s ease}
.hdr__burger[aria-expanded="true"] span:first-child{transform:translateY(3.25px) rotate(45deg)}
.hdr__burger[aria-expanded="true"] span:last-child{transform:translateY(-3.25px) rotate(-45deg)}

/* ==========================================================================
   INTRO + HERO
   ========================================================================== */
.intro{position:relative;height:100dvh}
.intro__stage{
  position:sticky;top:0;height:100dvh;overflow:hidden;
  perspective:1200px;perspective-origin:50% 46%;
  background:var(--ink-deep);
}
/* cielo: el mismo descenso de aqua a navy del hero de la Figma */
.intro__sky{
  position:absolute;inset:0;
  background:linear-gradient(180deg,#a6dfba 0%,#77b6aa 18%,#418292 42%,#336a7f 60%,#1e3541 82%,#14232f 100%);
}
.intro__aura{
  position:absolute;inset:0;
  background:
    radial-gradient(90vmax 70vmax at 78% 10%,rgb(0 195 247 / .22),transparent 58%),
    radial-gradient(70vmax 60vmax at 12% 88%,rgb(145 205 107 / .16),transparent 55%),
    radial-gradient(120% 90% at 50% 50%,transparent 52%,rgb(5 12 20 / .55) 100%);
}
.intro__camera{position:absolute;inset:0;transform-style:preserve-3d;will-change:transform}
.intro__motes{position:absolute;inset:0;transform-style:preserve-3d}
.mote{position:absolute;border-radius:50%;will-change:opacity}
.mote i{position:absolute;inset:0;border-radius:50%;background:inherit;box-shadow:inherit;animation:drift var(--dur) ease-in-out var(--delay) infinite alternate}
@keyframes drift{from{transform:translate3d(0,0,0)}to{transform:translate3d(14px,-22px,0)}}

.mark{
  position:absolute;left:50%;top:47%;
  width:min(46vmin,440px);aspect-ratio:605.7/429.7;
  transform:translate(-50%,-50%);
  transform-style:preserve-3d;
}
.mark__svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.mark__piece{position:absolute;inset:0;will-change:transform,opacity,filter}
.mark__piece svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}

.hero{
  position:absolute;left:0;right:0;bottom:clamp(40px,7vh,80px);
  padding-inline:var(--gut);
  text-align:center;color:#fff;
  opacity:0;
}
.hero__eyebrow{
  font-size:.75rem;font-weight:500;letter-spacing:.24em;text-transform:uppercase;
  color:rgb(255 255 255 / .78);
  margin-bottom:18px;
}
.hero__title{
  font-size:clamp(1.9rem,1.1rem + 3.3vw,3.5rem);
  line-height:1.06;letter-spacing:-.035em;font-weight:700;
  text-shadow:0 2px 30px rgb(8 20 30 / .35);
}
.hero__sub{
  margin-top:14px;
  font-size:clamp(1.0625rem,.98rem + .4vw,1.3rem);
  font-weight:300;letter-spacing:-.012em;
  color:rgb(255 255 255 / .88);
}
/* Recurso sutil de scroll: un círculo blanco simple (sin degradé, sin
   texto) que invita a seguir bajando. La navegación real vive en el header,
   siempre visible; esto es solo una invitación, no un CTA de sección. */
.hero__scroll{
  margin-top:34px;
  width:44px;height:44px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;
  border:1px solid rgb(255 255 255 / .35);
  background:rgb(255 255 255 / .08);
  transition:background-color .2s ease,border-color .2s ease,transform .16s var(--ease-out);
  animation:heroScrollBounce 2.2s var(--ease-io) infinite;
}
.hero__scroll:active{transform:scale(.94)}
@media (hover:hover) and (pointer:fine){
  .hero__scroll:hover{background:rgb(255 255 255 / .16);border-color:rgb(255 255 255 / .5)}
}
@keyframes heroScrollBounce{0%,100%{transform:translateY(0)}50%{transform:translateY(7px)}}
/* cada línea del hero resuelve desde el desenfoque, escalonada */
.hero > *{
  opacity:0;filter:blur(14px);transform:translateY(16px);
  transition:opacity .7s var(--ease-out),filter .7s var(--ease-out),transform .7s var(--ease-out);
}
.hero.is-in{opacity:1}
.hero.is-in > *{opacity:1;filter:blur(0);transform:none}
.hero.is-in .hero__eyebrow{transition-delay:0ms}
.hero.is-in .hero__title  {transition-delay:90ms}
.hero.is-in .hero__sub    {transition-delay:180ms}
.hero.is-in .hero__scroll {transition-delay:270ms}

.intro__skip{
  position:absolute;right:var(--gut);bottom:clamp(18px,3vh,28px);
  padding:8px 16px;border-radius:var(--r-pill);
  font-size:.8125rem;font-weight:500;color:rgb(255 255 255 / .72);
  border:1px solid rgb(255 255 255 / .22);
  background:rgb(255 255 255 / .08);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  transition:opacity .35s ease,color .2s ease,background-color .2s ease,transform .16s var(--ease-out);
}
.intro__skip:active{transform:scale(.97)}
@media (hover:hover) and (pointer:fine){
  .intro__skip:hover{color:#fff;background:rgb(255 255 255 / .16)}
}
.intro__skip[hidden]{display:none}
body[data-intro="done"] .intro__skip{opacity:0;pointer-events:none}

/* ==========================================================================
   REVEAL  ·  el recurso del sitio: aparecer desde el desenfoque
   ========================================================================== */
.reveal{
  opacity:0;filter:blur(10px);transform:translateY(18px);
  transition:opacity .62s var(--ease-out),filter .62s var(--ease-out),transform .62s var(--ease-out);
  transition-delay:var(--d,0ms);
}
.reveal.is-in{opacity:1;filter:blur(0);transform:none}

/* ==========================================================================
   MANIFIESTO
   ========================================================================== */
.mani{background:var(--paper);padding-block:clamp(88px,13vw,168px)}
.mani__grid{display:grid;gap:clamp(48px,7vw,88px);grid-template-columns:1fr;align-items:center}
.mani__text .h2{font-size:clamp(2rem,1.2rem + 2.6vw,3.1rem)}
.mani__text .lede{max-width:46ch}
.mani__claim{
  margin-top:38px;
  font-size:clamp(1.35rem,1.05rem + 1.2vw,2rem);
  font-weight:700;letter-spacing:-.03em;line-height:1.2;
}
.mani__claim em{font-style:normal;color:var(--cy)}
.mani__figure{position:relative;display:grid;place-items:center;aspect-ratio:1;max-width:560px;margin-inline:auto;width:100%}
.orb{
  position:absolute;inset:6%;border-radius:50%;
  background:var(--grad);
  opacity:0;filter:blur(46px);
  transition:opacity 1.4s var(--ease-out) .15s;
}
.mani__figure.is-in .orb{opacity:.22;animation:breathe 9s var(--ease-io) infinite alternate}
@keyframes breathe{from{transform:scale(.94)}to{transform:scale(1.06)}}

/* Cerebro · aparece con escala + revelado progresivo por máscara,
   luego un floating casi imperceptible una vez asentado. */
.mani__art{
  position:relative;width:49%;height:auto;
  opacity:0;
  transform:scale(.94);
  mask-image:linear-gradient(115deg,#000 0%,#000 42%,transparent 58%,transparent 100%);
  -webkit-mask-image:linear-gradient(115deg,#000 0%,#000 42%,transparent 58%,transparent 100%);
  mask-size:240% 100%;-webkit-mask-size:240% 100%;
  mask-position:100% 0;-webkit-mask-position:100% 0;
  transition:opacity 1s var(--ease-out) .1s,
             transform 1.1s var(--ease-out) .1s,
             mask-position 1.3s var(--ease-out) .1s,
             -webkit-mask-position 1.3s var(--ease-out) .1s;
}
.mani__figure.is-in .mani__art{
  opacity:1;transform:scale(1);
  mask-position:0 0;-webkit-mask-position:0 0;
}
.mani__art.is-settled{animation:brainFloat 7s var(--ease-io) infinite alternate}
@keyframes brainFloat{from{transform:translateY(0)}to{transform:translateY(-6px)}}

@media (prefers-reduced-motion: reduce){
  .orb{transition:none}
  .mani__figure.is-in .orb{animation:none}
  .mani__art{
    opacity:0;transform:none;transition:opacity .6s ease;
    mask-image:none;-webkit-mask-image:none;
  }
  .mani__figure.is-in .mani__art{opacity:1}
  .mani__art.is-settled{animation:none}
}

/* ==========================================================================
   BANDA OSCURA
   ========================================================================== */
.band{
  background:var(--ink);color:var(--on-dark);
  padding-block:clamp(88px,14vw,170px);
  text-align:center;
}
.band__line{
  font-size:clamp(1.9rem,1.05rem + 3.5vw,3.75rem);
  line-height:1.08;letter-spacing:-.04em;font-weight:700;
  text-wrap:balance;
}
.band__line span{color:var(--cy)}

/* ==========================================================================
   SERVICIOS  ·  cabecera común
   ========================================================================== */
.svc{position:relative;padding-block:clamp(88px,13vw,168px)}
.svc--light{background:var(--paper)}
.svc--tint{background:var(--paper-tint)}
.svc__head{position:relative;max-width:74ch}
.svc__num{
  display:block;
  font-size:clamp(1.5rem,1.3rem + .9vw,2rem);
  line-height:1;font-weight:800;letter-spacing:-.03em;
  color:var(--cy);
  margin-bottom:14px;
  pointer-events:none;
}
.svc__head .lede{max-width:34ch}

.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:32px}
.chips li{
  padding:8px 16px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--white);
  font-size:.8125rem;color:var(--muted);
  box-shadow:var(--sh-sm);
}

/* --- Riel horizontal de websites ----------------------------------------- */
.rail{
  display:flex;gap:clamp(16px,2vw,28px);
  margin-top:clamp(44px,6vw,72px);
  padding:6px var(--gut) 28px;
  overflow-x:auto;overscroll-behavior-x:contain;
  scroll-snap-type:x mandatory;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none}
.rail.is-autoplaying{scroll-snap-type:none}
.rail::before,.rail::after{content:'';flex:none;width:max(0px,calc((100vw - var(--wrap)) / 2 - var(--gut)))}
@media (hover:hover) and (pointer:fine){
  .rail{cursor:grab}
  .rail.is-dragging{cursor:grabbing;scroll-snap-type:none;user-select:none}
  .rail.is-dragging .shot{pointer-events:none}
}
.shot{flex:none;width:min(76vw,520px);scroll-snap-align:center}
.shot__frame{
  position:relative;overflow:hidden;
  border-radius:var(--r-surf);
  border:1px solid var(--line);
  background:var(--white);
  box-shadow:var(--sh-md);
  transition:transform .4s var(--ease-out),box-shadow .4s var(--ease-out);
}
.shot__frame img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;display:block}
.shot figcaption{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:14px;font-size:.875rem;color:var(--muted);
}
.shot figcaption span{
  font-size:.6875rem;letter-spacing:.02em;
  padding:4px 11px;border-radius:var(--r-pill);
  border:1px solid var(--line);color:var(--muted);background:var(--white);
}
@media (hover:hover) and (pointer:fine){
  .shot:hover .shot__frame{transform:translateY(-5px);box-shadow:var(--sh-lg)}
}

/* --- Capacidades de Product Design --------------------------------------- */
.caps{
  margin-top:clamp(48px,6vw,80px);
  display:grid;gap:1px;
  background:var(--line);
  border-block:1px solid var(--line);
}
.cap{background:var(--paper-tint);padding:clamp(28px,3.4vw,44px) 0}
.cap h3{font-size:clamp(1.25rem,1.08rem + .7vw,1.6rem);letter-spacing:-.028em;font-weight:600;line-height:1.2}
.cap p{margin-top:10px;color:var(--muted);max-width:56ch}

/* --- Bento de mockups ----------------------------------------------------- */
.bento{
  margin-top:clamp(48px,6vw,80px);
  display:grid;gap:clamp(12px,1.6vw,20px);
  grid-template-columns:1fr;
}
.tile{display:flex;flex-direction:column}
.tile__frame{
  flex:1 1 auto;min-height:0;aspect-ratio:3/2;
  position:relative;overflow:hidden;
  border-radius:var(--r-surf);
  border:1px solid var(--line);
  background:var(--white);
  box-shadow:var(--sh-sm);
  transition:transform .4s var(--ease-out),box-shadow .4s var(--ease-out);
}
.tile__frame img{width:100%;height:100%;object-fit:cover;display:block}
.tile figcaption{
  flex:none;margin-top:14px;font-size:.875rem;color:var(--muted);
}
.tile--grad .tile__frame{background:linear-gradient(140deg,rgb(0 195 247 / .16),rgb(145 205 107 / .14));border-color:rgb(0 195 247 / .22)}
@media (hover:hover) and (pointer:fine){
  .tile:hover .tile__frame{transform:translateY(-4px);box-shadow:var(--sh-md)}
}

/* --- Flujo de transformación (Development) -------------------------------- */
.flow{
  margin-top:clamp(48px,6vw,80px);
  display:grid;gap:clamp(20px,2.4vw,28px);
  grid-template-columns:1fr;
  counter-reset:none;
}
.flow__step{
  position:relative;
  padding:clamp(26px,3vw,38px);
  border-radius:var(--r-surf);
  border:1px solid var(--line);
  background:var(--white);
  box-shadow:var(--sh-sm);
}
.flow__tag{
  display:inline-block;font-size:.75rem;font-weight:600;letter-spacing:.02em;
  color:var(--accent);margin-bottom:12px;
}
.flow__step h3{font-size:clamp(1.15rem,1.05rem + .5vw,1.4rem);letter-spacing:-.026em;font-weight:600;line-height:1.25}
.flow__step p{margin-top:10px;color:var(--muted);font-size:.9375rem}
.flow__step:last-child{
  background:linear-gradient(140deg,rgb(0 195 247 / .1),rgb(145 205 107 / .1)),var(--white);
  border-color:rgb(0 195 247 / .24);
}

.works{margin-top:clamp(40px,5vw,64px);display:grid;gap:clamp(16px,2vw,26px);grid-template-columns:1fr}
.work__frame{
  position:relative;overflow:hidden;
  border-radius:var(--r-surf);
  border:1px solid var(--line);
  background:var(--white);
  box-shadow:var(--sh-sm);
  transition:transform .4s var(--ease-out),box-shadow .4s var(--ease-out);
}
.work__frame img{width:100%;height:auto;aspect-ratio:5/3;object-fit:cover;display:block}
.work figcaption{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:14px;font-size:.875rem;color:var(--muted);
}
.work figcaption span{
  font-size:.6875rem;letter-spacing:.02em;
  padding:4px 11px;border-radius:var(--r-pill);
  border:1px solid var(--line);color:var(--muted);background:var(--white);
}
@media (hover:hover) and (pointer:fine){
  .work:hover .work__frame{transform:translateY(-4px);box-shadow:var(--sh-md)}
}

/* --- Stack tecnológico ---------------------------------------------------- */
.stack{margin-top:clamp(64px,8vw,104px);padding-block:clamp(40px,5vw,60px);border-top:1px solid var(--line)}
.stack__label{font-size:.8125rem;color:var(--muted);letter-spacing:.02em;margin-bottom:22px}
.stack__viewport{
  overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
          mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
}
.stack__track{display:flex;gap:clamp(38px,5vw,72px);width:max-content;animation:slide 34s linear infinite}
.stack__track li{display:flex;align-items:center;gap:10px;color:var(--muted);flex:none}
.stack__track svg{width:22px;height:22px;fill:currentColor;opacity:.75}
.stack__track span{font-size:.875rem;font-weight:500;white-space:nowrap}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.stack__viewport:hover .stack__track{animation-play-state:paused}

/* ==========================================================================
   CONTACTO
   ========================================================================== */
.cta{
  position:relative;overflow:hidden;
  background-color:var(--ink-deep);      /* piso opaco: el texto claro nunca queda sobre --paper */
  background-image:linear-gradient(165deg,#1a3040 0%,#14232f 45%,#182a25 100%);
  color:var(--on-dark);
  padding-block:clamp(110px,16vw,200px);
  text-align:center;
}
.cta__glow{
  position:absolute;inset:-20% -10% auto;height:80%;
  background:
    radial-gradient(50vmax 40vmax at 22% 30%,rgb(0 195 247 / .20),transparent 62%),
    radial-gradient(46vmax 38vmax at 80% 70%,rgb(145 205 107 / .16),transparent 60%);
  filter:blur(20px);
  animation:float 16s var(--ease-io) infinite alternate;
}
@keyframes float{from{transform:translate3d(-2%,0,0) scale(1)}to{transform:translate3d(3%,4%,0) scale(1.1)}}
.cta__inner{position:relative}
.cta__title{
  font-size:clamp(2.1rem,1.15rem + 3.9vw,4.25rem);
  line-height:1.04;letter-spacing:-.04em;font-weight:700;
  max-width:16ch;margin-inline:auto;text-wrap:balance;
}
.cta__sub{margin-top:22px;color:var(--muted-dark);font-size:clamp(1rem,.96rem + .3vw,1.15rem);line-height:1.6}
.cta .btn{margin-top:40px}

/* ==========================================================================
   FOOTER
   ========================================================================== */
/* Sigue el degradé de .cta en vez de cortar a un color plano distinto: arranca
   exactamente en el tono con el que termina .cta (#182a25) y va bajando hacia
   --ink-deep, así el corte entre las dos secciones no se nota. */
.ft{
  background-color:var(--ink-deep);
  background-image:linear-gradient(165deg,#182a25 0%,var(--ink-deep) 100%);
  color:var(--on-dark);padding-block:clamp(44px,5vw,64px);
}
.ft__inner{display:grid;gap:28px}
.ft__brand{color:var(--on-dark)}
.ft__logo{width:120px;height:auto;display:block}
.ft__tag{color:var(--muted-dark);font-size:.9375rem;margin-top:10px}
.ft__links{display:flex;flex-wrap:wrap;gap:8px 26px}
.ft__links a{
  color:var(--muted-dark);font-size:.9375rem;
  text-underline-offset:4px;text-decoration-thickness:1px;
  transition:color .2s ease;
}
.ft__social{display:inline-flex;align-items:center;gap:8px}
.ft__social-ico{width:18px;height:18px;fill:currentColor;flex:none}
.ft__legal{color:var(--muted-dark-2);font-size:.8125rem}
@media (hover:hover) and (pointer:fine){
  .ft__links a:hover{color:var(--cy);text-decoration:underline}
}

/* ==========================================================================
   WHATSAPP FLOTANTE
   ========================================================================== */
.wa{
  position:fixed;right:clamp(16px,3vw,28px);bottom:clamp(16px,3vw,28px);z-index:80;
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 20px 13px 16px;
  border-radius:var(--r-pill);
  color:var(--ink);font-weight:600;font-size:.9375rem;
  background-color:var(--cy);
  background-image:var(--grad);
  box-shadow:0 2px 4px rgb(29 47 61 / .12), 0 14px 34px rgb(0 140 180 / .28);
  opacity:0;transform:translateY(14px) scale(.94);
  transition:opacity .45s var(--ease-out),transform .45s var(--ease-out),box-shadow .25s var(--ease-out);
  pointer-events:none;
}
body[data-intro="done"] .wa{opacity:1;transform:none;pointer-events:auto}
body.is-locked .wa{opacity:0;transform:translateY(14px) scale(.94);pointer-events:none}
.wa__ico{width:21px;height:21px;fill:currentColor;flex:none}
.wa:active{transform:scale(.96)}
@media (hover:hover) and (pointer:fine){
  .wa:hover{box-shadow:0 3px 6px rgb(29 47 61 / .14), 0 20px 46px rgb(0 140 180 / .36)}
}

/* ==========================================================================
   MODAL
   ========================================================================== */
.modal{position:fixed;inset:0;z-index:120;display:grid;place-items:center;padding:16px}
.modal[hidden]{display:none}
.modal__scrim{
  position:absolute;inset:0;
  background:rgb(12 24 33 / .5);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  opacity:0;transition:opacity .28s var(--ease-out);
}
.modal__panel{
  position:relative;width:min(100%,520px);max-height:calc(100dvh - 32px);
  overflow-y:auto;overscroll-behavior:contain;
  padding:clamp(26px,4vw,38px);
  border-radius:var(--r-surf);
  border:1px solid rgb(255 255 255 / .7);
  background:rgb(255 255 255 / .92);
  backdrop-filter:blur(22px) saturate(1.6);-webkit-backdrop-filter:blur(22px) saturate(1.6);
  box-shadow:inset 0 1px 0 rgb(255 255 255 / .9), 0 40px 90px rgb(12 24 33 / .3);
  opacity:0;transform:scale(.96) translateY(10px);
  transform-origin:center;                    /* el modal no cuelga de un trigger */
  transition:opacity .3s var(--ease-out),transform .3s var(--ease-out);
}
.modal.is-open .modal__scrim{opacity:1}
.modal.is-open .modal__panel{opacity:1;transform:none}
.modal__x{
  position:absolute;top:14px;right:14px;
  width:36px;height:36px;border-radius:var(--r-pill);
  display:grid;place-items:center;color:var(--muted);
  font-size:16px;
  transition:background-color .2s ease,color .2s ease,transform .16s var(--ease-out);
}
.modal__x:active{transform:scale(.94)}
@media (hover:hover) and (pointer:fine){
  .modal__x:hover{background:rgb(29 47 61 / .07);color:var(--ink)}
}
.modal__title{font-size:clamp(1.4rem,1.2rem + .8vw,1.75rem);letter-spacing:-.03em;font-weight:700;line-height:1.15;padding-right:36px}
.modal__sub{margin-top:8px;color:var(--muted);font-size:.9375rem}

/* --- Formulario ----------------------------------------------------------- */
.form{margin-top:26px;display:grid;gap:16px}
.field{display:grid;gap:6px}
.field label{font-size:.8125rem;font-weight:600;color:var(--ink)}
.field__optional{font-weight:500;color:var(--muted)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;
  border-radius:var(--r-input);
  border:1px solid #cfdade;
  background:var(--white);
  font-size:.9375rem;line-height:1.45;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{resize:vertical;min-height:96px}
.field select{
  appearance:none;cursor:pointer;padding-right:38px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23566977' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 6.5 8 10.5 12 6.5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 13px center;background-size:15px;
}
.field input::placeholder,.field textarea::placeholder{color:var(--muted)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px rgb(11 110 137 / .15);
}
.field__hint{font-size:.75rem;color:var(--muted)}
.field__err{font-size:.75rem;color:#b3261e;font-weight:500}
.field[data-invalid] input,.field[data-invalid] select,.field[data-invalid] textarea{border-color:#b3261e}
.field[data-invalid] input:focus,.field[data-invalid] textarea:focus{box-shadow:0 0 0 3px rgb(179 38 30 / .14)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.form__alert{
  padding:11px 14px;border-radius:var(--r-input);
  background:rgb(179 38 30 / .08);border:1px solid rgb(179 38 30 / .28);
  color:#8f1d17;font-size:.875rem;
}
.form__alert[hidden]{display:none}
.form__note{margin-top:2px;font-size:.8125rem;color:var(--muted);text-align:center}
.form__note a{color:var(--accent);font-weight:500;text-decoration:underline;text-underline-offset:3px}

.btn__spin{
  display:none;width:15px;height:15px;border-radius:50%;
  border:2px solid rgb(29 47 61 / .28);border-top-color:var(--ink);
  animation:spin .62s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}
.btn.is-busy{pointer-events:none}
.btn.is-busy .btn__text{opacity:.55}
.btn.is-busy .btn__spin{display:block}
.btn.is-busy .ico{display:none}

/* --- Éxito ---------------------------------------------------------------- */
.done{text-align:center;padding-block:14px 4px}
.done[hidden]{display:none}
.done__mark{
  width:56px;height:56px;margin:0 auto 20px;border-radius:50%;
  display:grid;place-items:center;
  background-color:var(--cy);
  background-image:var(--grad);
}
.done__mark svg{width:30px;height:30px;fill:none;stroke:var(--ink);stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}
.done__mark path{stroke-dasharray:26;stroke-dashoffset:26;animation:draw .45s var(--ease-out) .1s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.done h3{font-size:1.35rem;letter-spacing:-.028em;font-weight:700}
.done p{margin-top:8px;color:var(--muted);font-size:.9375rem;max-width:34ch;margin-inline:auto}
.done .btn{margin-top:24px}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (min-width:768px){
  .caps{grid-template-columns:1fr 1fr;gap:1px}
  .cap{padding:clamp(28px,3.4vw,44px) clamp(26px,3vw,40px)}
  .cap:nth-child(odd){padding-left:0}
  .bento{grid-template-columns:repeat(2,1fr)}
  .tile--wide,.tile--tall{grid-column:span 2}
  .flow{grid-template-columns:repeat(3,1fr)}
  .works{grid-template-columns:1fr 1fr}
  .ft__inner{grid-template-columns:1fr auto;align-items:end;gap:32px}
  .ft__links{justify-content:flex-end}
  .ft__legal{grid-column:1/-1;padding-top:26px;border-top:1px solid var(--line-dark)}
}

@media (min-width:1024px){
  .mani__grid{grid-template-columns:1.05fr .95fr}
  .bento{grid-template-columns:repeat(6,1fr)}
  .tile--wide{grid-column:span 4}
  .tile--grad{grid-column:span 2}
  .tile--dark{grid-column:span 2}
  .tile--tall{grid-column:span 4}
  .tile__frame{aspect-ratio:16/9}
  .tile--grad .tile__frame,.tile--dark .tile__frame{aspect-ratio:4/3}
  .svc__head{max-width:none}
  .svc__head .body{max-width:56ch}
  .work__frame img{aspect-ratio:16/10}
}

/* Mobile: la composición colapsa a una columna */
@media (max-width:767px){
  .mark{width:min(74vmin,360px);top:44%}
  /* Logo a la izquierda y burger a la derecha; el CTA "Contactanos" se
     movió adentro del panel del menú (hdr__nav-cta), así que el header
     mobile ya no necesita reservar una columna central para él. */
  .hdr__inner{
    padding:14px 4px 14px 16px;
    display:flex;align-items:center;justify-content:space-between;gap:8px;
  }
  .hdr__end{display:none}
  .hdr__logo{width:92px}
  .hdr__burger{display:flex}
  .hdr__nav{
    position:absolute;top:calc(100% + 8px);left:var(--gut);right:var(--gut);
    flex-direction:column;gap:2px;padding:10px;
    border-radius:var(--r-surf);
    border:1px solid var(--line);
    /* Este panel sí necesita fondo propio: aparece flotando sobre cualquier
       sección al abrirse, y su legibilidad no puede depender de lo que haya
       detrás en ese momento del scroll. */
    background:var(--white);
    box-shadow:var(--sh-lg);
    opacity:0;transform:translateY(-8px) scale(.98);transform-origin:top center;
    pointer-events:none;
    transition:opacity .24s var(--ease-out),transform .24s var(--ease-out);
  }
  .hdr__nav.is-open{opacity:1;transform:none;pointer-events:auto}
  /* El panel distribuye cada link en todo el ancho, con un divide-y entre
     ellos: no es una lista angosta pegada a la izquierda. */
  .hdr__nav a{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    width:100%;border-radius:0;
    padding:15px 10px;font-size:1rem;color:var(--ink);
    border-bottom:1px solid var(--line);
  }
  .hdr__nav a:last-child{border-bottom:0}
  .hdr__nav a.is-current{color:var(--accent)}
  .hdr__nav-ico{display:block;color:var(--muted);flex:none}
  .hdr__nav a.is-current .hdr__nav-ico{color:var(--accent)}
  .hdr__nav-cta{display:flex;margin-top:8px}
  .wa__label{display:none}
  .wa{padding:14px;gap:0}
  /* En mobile el riel no es carrusel: se apila vertical, igual que el bento
     de Product Design (una imagen debajo de la otra). */
  .rail{
    display:grid;grid-template-columns:1fr;gap:clamp(16px,4vw,24px);
    overflow-x:visible;padding:0 var(--gut);
    scroll-snap-type:none;
  }
  .rail::before,.rail::after{display:none}
  .shot{width:100%}
  .caps{gap:0}
  .cap{border-bottom:1px solid var(--line)}
  .cap:last-child{border-bottom:0}
  .tile__frame{aspect-ratio:16/10}
}

/* ==========================================================================
   MOVIMIENTO REDUCIDO
   El logo queda armado, las frases aparecen sin desplazamiento y la intro
   deja de consumir scroll. Se conservan opacidad y color.
   ========================================================================== */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important;animation-iteration-count:1 !important;
    transition-duration:.01ms !important;scroll-behavior:auto !important;
  }
  .reveal,.hero > *{opacity:1;filter:none;transform:none}
  .hero{opacity:1}
  .orb,.cta__glow{animation:none}
  .stack__track{animation:none}
  .rail{scroll-snap-type:none}
}