:root{
  --ink:#121418; --ink2:#1B1E24; --paper:#EFE9DC; --mute:#8E8A80;
  --gold:#B0872E; --lift:#D4AF56; --rule:#33363D; --red:#A32A24;
  --sans:'Work Sans',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --script:'Pinyon Script',cursive;
  --track:.12em;
  --ease:cubic-bezier(.19,1,.22,1);
  --fast:160ms; --slow:760ms;
  --pad:clamp(24px,5vw,96px);
  --tap:48px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:64px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--ink);color:var(--paper);font-family:var(--sans);
  font-size:1.125rem;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body.lock{overflow:hidden}
h1,h2,h3{margin:0;line-height:1;font-weight:700;letter-spacing:-.03em}
p{margin:0;max-width:60ch}
a{color:inherit}
svg{display:block}
a:focus-visible,button:focus-visible{outline:2px solid var(--lift);outline-offset:4px}
.kick{font-family:var(--mono);font-size:.8125rem;letter-spacing:var(--track);
  text-transform:uppercase;color:var(--lift)}

/* ─────── grano ─────── */
#grain{position:fixed;inset:0;z-index:90;pointer-events:none;opacity:.06;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/></filter><rect width='180' height='180' filter='url(%23n)'/></svg>")}
@media(hover:none){#grain{display:none}}   /* en táctil cuesta batería y no se aprecia */

/* ─────── sello ─────── */
.s-ring,.s-in,.s-zero{fill:none;stroke:var(--paper)}
.s-ring{stroke-width:16}
.s-in{stroke-width:5}
.s-tick{fill:none;stroke:var(--paper);stroke-width:17;stroke-dasharray:4.6 9.2}
.s-zero{stroke:var(--lift);stroke-width:4.6}
.s-band{fill:var(--paper);font-family:var(--mono);letter-spacing:7px}
.s-c{font-family:var(--script);font-size:232px;fill:var(--paper)}
.s-cg{font-family:var(--script);font-size:232px;fill:var(--gold)}
.s-d{fill:var(--paper)}
.sealbtn{background:none;border:0;padding:0;cursor:pointer;display:block;width:100%}
.sealbtn:focus-visible{outline:2px solid var(--lift);outline-offset:12px}

@media(prefers-reduced-motion:no-preference){
  .build .s-ring,.build .s-in{stroke-dasharray:2100;stroke-dashoffset:2100;
    animation:trace 1400ms var(--ease) forwards}
  .build .s-in{animation-delay:150ms}
  .build .s-tick{opacity:0;animation:fade 800ms var(--ease) 560ms forwards}
  .build .s-zero{stroke-dasharray:380;stroke-dashoffset:380;
    animation:trace 800ms var(--ease) 780ms forwards}
  .build .s-band,.build .s-d{opacity:0;animation:fade 600ms var(--ease) 620ms forwards}
  .build .s-c,.build .s-cg{opacity:0;transform-box:fill-box;transform-origin:50% 50%;
    animation:stamp 700ms var(--ease) 660ms forwards}
  .build .s-c:nth-of-type(even),.build .s-cg:nth-of-type(even){animation-delay:790ms}
  @keyframes trace{to{stroke-dashoffset:0}}
  @keyframes fade{to{opacity:1}}
  @keyframes stamp{from{opacity:0;transform:scale(.7) rotate(-10deg)}to{opacity:1;transform:none}}
}

/* ─────── precarga ─────── */
#pre{position:fixed;inset:0;z-index:100;background:var(--ink);display:grid;
  place-content:center;justify-items:center;gap:36px;
  transition:clip-path 900ms var(--ease)}
#pre.out{clip-path:inset(0 0 100% 0)}
#pre svg{width:clamp(130px,26vw,220px)}
#pre .bar{width:min(320px,60vw);height:2px;background:var(--rule)}
#pre .bar i{display:block;height:100%;width:0;background:var(--lift)}
#pre .pc{display:flex;justify-content:space-between;width:min(320px,60vw);
  font-family:var(--mono);font-size:.75rem;letter-spacing:var(--track);color:var(--mute)}

/* ─────── cabecera ─────── */
header{position:fixed;inset:0 0 auto;z-index:70;display:flex;align-items:center;
  justify-content:space-between;padding:18px var(--pad);
  transition:background var(--fast) var(--ease),padding var(--fast) var(--ease)}
header.stuck{background:rgba(18,20,24,.85);backdrop-filter:blur(14px);padding-block:12px}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none}
.brand svg{width:38px;height:38px}
.brand b{font-family:var(--script);font-size:31px;font-weight:400;line-height:1;
  text-shadow:.05em .05em 0 var(--gold)}
nav{display:flex;gap:24px;font-family:var(--mono);font-size:.75rem;
  letter-spacing:var(--track);text-transform:uppercase}
nav a{text-decoration:none;color:var(--mute);position:relative;padding-bottom:5px;
  transition:color var(--fast) var(--ease)}
nav a::after{content:"";position:absolute;inset:auto 0 0;height:2px;background:var(--lift);
  transform:scaleX(0);transform-origin:0 50%;transition:transform var(--fast) var(--ease)}
nav a:hover{color:var(--paper)}
nav a:hover::after{transform:scaleX(1)}

/* botón de menú: solo en móvil */
.menu{display:none;align-items:center;justify-content:center;width:var(--tap);height:var(--tap);
  margin-right:-12px;padding:0;background:none;border:0;color:var(--paper);
  font-size:1.75rem;line-height:1;cursor:pointer}
@media(max-width:900px){
  .menu{display:inline-flex}
  nav{display:none;position:absolute;inset:100% 0 auto;flex-direction:column;gap:0;
    padding:4px var(--pad) 12px;background:var(--ink);border-bottom:1px solid var(--rule);
    max-height:calc(100svh - 64px);overflow-y:auto}
  body.nav-open nav{display:flex}
  body.nav-open header{background:var(--ink)}
  nav a{display:flex;align-items:center;min-height:var(--tap);padding:16px 0;
    border-bottom:1px solid var(--rule);font-size:.9375rem;color:var(--paper)}
  nav a:last-child{border-bottom:0}
  nav a::after{display:none}
}

/* ─────── portada ─────── */
.hero{min-height:100svh;display:grid;align-content:center;
  padding:130px var(--pad) 80px;position:relative;overflow:hidden;
  max-width:none;width:100%;margin-inline:0}
.hero .weave{position:absolute;inset:0;opacity:.11;pointer-events:none;
  background-image:repeating-linear-gradient(45deg,var(--rule) 0 1px,transparent 1px 28px),
                   repeating-linear-gradient(-45deg,var(--rule) 0 1px,transparent 1px 28px)}
.hero .glow{position:absolute;left:0;top:0;width:56vmax;height:56vmax;pointer-events:none;
  margin:-28vmax 0 0 -28vmax;
  background:radial-gradient(circle,rgba(176,135,46,.22),transparent 62%);
  will-change:transform}
.hero .in{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;
  gap:clamp(24px,5vw,80px);align-items:center;max-width:1400px;margin-inline:auto;width:100%}
.name{font-family:var(--script);font-weight:400;letter-spacing:0;
  font-size:clamp(3.6rem,15vw,12rem);line-height:.92;margin:16px 0 0;
  text-shadow:.026em .026em 0 var(--gold),
              .052em .052em 0 rgba(163,42,36,.9),
              .078em .078em 0 var(--ink2)}
.name .mask{padding:.14em .08em .26em;margin:-.14em -.08em -.26em}
.name .mask>i{transition-duration:1100ms}
.hero p{margin-top:32px;color:var(--mute);font-size:clamp(1rem,1.5vw,1.25rem);max-width:44ch}
.hero figure{margin:0;width:clamp(140px,20vw,290px);justify-self:end;will-change:transform}
.cta{margin-top:40px;display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:16px 32px;font-family:var(--mono);font-weight:700;
  font-size:.8125rem;letter-spacing:var(--track);text-transform:uppercase;
  text-decoration:none;background:var(--lift);color:var(--ink);
  transition:box-shadow var(--fast) var(--ease);will-change:transform}
.btn:hover{box-shadow:7px 7px 0 var(--paper)}
.btn--o{background:transparent;color:var(--paper);box-shadow:inset 0 0 0 2px var(--paper)}
.btn--o:hover{box-shadow:inset 0 0 0 2px var(--paper),7px 7px 0 var(--lift)}
@media(max-width:900px){
  .hero .in{grid-template-columns:1fr}
  .hero figure{order:-1;justify-self:start;width:130px;margin-bottom:22px}
}
@media(max-width:520px){
  .hero{padding-top:110px}
  .cta .btn{flex:1 1 100%;text-align:center}
}

/* ─────── tira ─────── */
.tira{background:var(--gold);color:var(--ink);overflow:hidden;padding:15px 0;
  white-space:nowrap;position:relative;z-index:2;
  border-block:3px solid var(--ink)}
.tira .run{display:inline-flex;will-change:transform}
.tira b{font-family:var(--mono);font-weight:700;font-size:.9375rem;
  letter-spacing:.22em;text-transform:uppercase;padding:0 28px}

/* ─────── secciones ─────── */
section{padding:clamp(80px,12vh,140px) var(--pad);max-width:1400px;margin-inline:auto}
.sh h2{font-size:clamp(2.1rem,6.8vw,4.4rem);margin-top:14px}

/* composición dividida: título fijo a un lado, contenido al otro */
.split{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1.5fr);
  gap:clamp(32px,6vw,104px);align-items:start}
.split .side{position:sticky;top:112px}
.split .side p{margin-top:24px;color:var(--mute)}
@media(max-width:900px){
  .split{grid-template-columns:1fr}
  .split .side{position:static}
}

/* manifiesto que se ilumina al leer */
.manif{font-size:clamp(1.35rem,3.4vw,2.4rem);line-height:1.32;font-weight:500;
  max-width:20ch;letter-spacing:-.02em}
.manif .wd{color:var(--rule);transition:color 260ms linear}
.manif .wd.lit{color:var(--paper)}
.manif .wd.gold{color:var(--lift)}

/* servicios: filas con icono en recuadro */
.rows{border-top:1px solid var(--rule)}
.rows .item{display:grid;grid-template-columns:auto minmax(0,1fr);
  gap:clamp(18px,3vw,36px);align-items:start;padding:36px 0;
  border-bottom:1px solid var(--rule);position:relative;isolation:isolate;
  transition:padding-inline-start var(--slow) var(--ease)}
.rows .item::before{content:"";position:absolute;inset:0;z-index:-1;background:var(--ink2);
  transform:scaleY(0);transform-origin:50% 100%;transition:transform 420ms var(--ease)}
.rows .ico{display:grid;place-items:center;width:64px;height:64px;
  border:1px solid var(--rule);font-size:1.75rem;line-height:1;color:var(--lift);
  transition:background var(--fast) var(--ease),color var(--fast) var(--ease),
             border-color var(--fast) var(--ease)}
.rows h3{font-size:clamp(1.5rem,3vw,2.1rem);transition:text-shadow var(--fast) var(--ease)}
.rows p{margin-top:12px;font-size:1rem;color:var(--mute)}
.tags{display:block;margin-top:16px;font-family:var(--mono);font-size:.8125rem;
  letter-spacing:var(--track);text-transform:uppercase;color:var(--lift)}
@media(hover:hover){
  .rows .item:hover{padding-inline-start:24px}
  .rows .item:hover::before{transform:scaleY(1)}
  .rows .item:hover .ico{background:var(--lift);border-color:var(--lift);color:var(--ink)}
  .rows .item:hover h3{text-shadow:.045em .045em 0 var(--gold)}
}
@media(max-width:560px){.rows .ico{width:52px;height:52px;font-size:1.4rem}}

/* la empresa: declaración + proceso horizontal que se traza */
.empresa{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);
  gap:clamp(24px,5vw,72px);align-items:start;margin:40px 0 clamp(56px,9vw,96px)}
.empresa .lead{font-size:clamp(1.35rem,3vw,2rem);line-height:1.3;font-weight:500;letter-spacing:-.02em}
.empresa .lead b{color:var(--lift);font-weight:700}
.empresa p:not(.lead){color:var(--mute)}
@media(max-width:820px){.empresa{grid-template-columns:1fr}}

.proceso{list-style:none;margin:0;padding:0;position:relative;
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(20px,3vw,44px)}
.proceso::before,.proceso::after{content:"";position:absolute;left:0;right:0;top:6px;height:2px}
.proceso::before{background:var(--rule)}
.proceso::after{background:var(--lift);transform:scaleX(0);transform-origin:0 50%}
.proceso li{position:relative;padding-top:44px}
.proceso li::before{content:"";position:absolute;top:0;left:0;width:14px;height:14px;
  background:var(--ink);border:2px solid var(--rule);transform:rotate(45deg)}
.proceso h3{display:flex;align-items:center;gap:12px;font-size:1.4rem;margin:0 0 10px}
.proceso h3 .bi{font-size:1.4rem;line-height:1;color:var(--lift)}
.proceso p{font-size:.9375rem;color:var(--mute)}
@media(prefers-reduced-motion:no-preference){
  .proceso::after{transition:transform 1800ms var(--ease)}
  .proceso.seen::after{transform:scaleX(1)}
  .proceso li::before{transition:background 320ms var(--ease),border-color 320ms var(--ease)}
  .proceso li{opacity:0;transform:translateY(18px);
    transition:opacity var(--slow) var(--ease),transform var(--slow) var(--ease)}
  .proceso.seen li{opacity:1;transform:none;transition-delay:calc(var(--i) * 380ms)}
  .proceso.seen li::before{background:var(--lift);border-color:var(--lift);
    transition-delay:calc(var(--i) * 380ms)}
}
@media(prefers-reduced-motion:reduce){
  .proceso::after{transform:none}
  .proceso li::before{background:var(--lift);border-color:var(--lift)}
}
@media(max-width:900px){
  .proceso{grid-template-columns:1fr;gap:32px}
  .proceso::before,.proceso::after{left:6px;right:auto;top:0;bottom:0;width:2px;height:auto}
  .proceso::after{transform:scaleY(0);transform-origin:50% 0}
  .proceso li{padding:0 0 0 44px}
  .proceso li::before{top:4px}
}
@media(max-width:900px) and (prefers-reduced-motion:no-preference){.proceso.seen::after{transform:scaleY(1)}}
@media(max-width:900px) and (prefers-reduced-motion:reduce){.proceso::after{transform:none}}

/* trabajos: un caso destacado y dos secundarios */
.head-row{display:flex;justify-content:space-between;align-items:flex-end;
  flex-wrap:wrap;gap:24px 48px;margin-bottom:48px}
.head-row p{max-width:34ch;color:var(--mute);font-size:1rem}
.cases{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:24px}
.case{display:flex;flex-direction:column;align-items:flex-start;gap:14px;
  padding:clamp(24px,3vw,40px);border:1px solid var(--rule);
  transition:background var(--fast) var(--ease)}
.case.feature{grid-row:span 2;background:var(--ink2)}
.case .yr{font-family:var(--mono);font-size:.8125rem;letter-spacing:var(--track);
  text-transform:uppercase;color:var(--mute)}
.case h3{display:flex;align-items:center;gap:14px;font-size:clamp(1.5rem,2.6vw,2.2rem)}
.case h3 .bi{flex:none;font-size:1.5rem;line-height:1;color:var(--lift)}
.case p{font-size:1rem;color:var(--mute)}
.case .tags{margin-top:0}
.case .btn{margin-top:8px}
.chip{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;
  border:1px solid var(--rule);border-radius:999px;font-family:var(--mono);
  font-size:.75rem;letter-spacing:var(--track);text-transform:uppercase;color:var(--mute)}
.chip .bi{color:var(--lift)}
@media(hover:hover){.case:not(.feature):hover{background:var(--ink2)}}

/* ejemplo de firma, solo ilustrativo */
.sigmock{width:100%;max-width:420px;margin-top:8px;padding:22px 24px;
  background:var(--paper);color:var(--ink)}
.sigmock .ex{display:block;margin-bottom:14px;font-family:var(--mono);font-size:.75rem;
  letter-spacing:var(--track);text-transform:uppercase;color:#615D54}
.sigmock .sig{display:flex;gap:16px}
.sigmock .bar{flex:none;width:4px;background:var(--gold)}
.sigmock b{display:block;font-size:1.125rem;letter-spacing:-.01em}
.sigmock span,.sigmock small{display:block;font-size:.875rem;line-height:1.5;color:#2A2D33}
@media(prefers-reduced-motion:no-preference){
  .sigmock .bar{transform:scaleY(0);transform-origin:50% 0;
    transition:transform 900ms var(--ease) 350ms}
  .seen .sigmock .bar{transform:none}
}
@media(max-width:900px){
  .cases{grid-template-columns:1fr}
  .case.feature{grid-row:auto}
}

/* historia: escalera ascendente */
.escala{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:clamp(18px,3vw,44px);align-items:start;margin-top:56px}
.escala article{position:relative;border-top:3px solid var(--rule);padding-top:28px}
.escala article:nth-child(1){margin-top:clamp(0px,9vw,140px)}
.escala article:nth-child(2){margin-top:clamp(0px,4.5vw,70px)}
.escala article::after{content:"";position:absolute;inset:-3px auto auto 0;height:3px;width:100%;
  background:var(--lift);transform:scaleX(0);transform-origin:0 50%;
  transition:transform var(--slow) var(--ease)}
.escala.seen article::after{transform:scaleX(1)}
.escala.seen article:nth-child(2)::after{transition-delay:220ms}
.escala.seen article:nth-child(3)::after{transition-delay:440ms}
.escala h3{font-size:clamp(1.4rem,2.2vw,1.9rem);line-height:1.1;margin:14px 0 12px}
.escala article:last-child h3{text-shadow:.045em .045em 0 var(--gold)}
.escala p{font-size:1rem;color:var(--mute)}
@media(prefers-reduced-motion:no-preference){
  .escala article{opacity:0;transform:translateY(24px);
    transition:opacity var(--slow) var(--ease),transform var(--slow) var(--ease)}
  .escala.seen article{opacity:1;transform:none}
  .escala.seen article:nth-child(2){transition-delay:220ms}
  .escala.seen article:nth-child(3){transition-delay:440ms}
}
@media(max-width:820px){
  .escala{grid-template-columns:1fr;margin-top:40px}
  .escala article:nth-child(n){margin-top:0}
}

/* contacto + redes, en dos columnas */
.contacto{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:clamp(40px,7vw,112px);align-items:start}
.contacto .intro{margin:24px 0 32px;color:var(--mute)}
.mail{display:inline-block;font-size:clamp(1.6rem,4.6vw,3.6rem);font-weight:700;
  letter-spacing:-.035em;line-height:1.04;text-decoration:none;
  transition:text-shadow var(--fast) var(--ease)}
.mail:hover{text-shadow:.045em .045em 0 var(--gold)}
.ways{margin-top:40px;display:flex;gap:16px 32px;flex-wrap:wrap}
.ways a{display:inline-flex;align-items:center;gap:10px;min-height:var(--tap);
  font-family:var(--mono);font-size:.8125rem;letter-spacing:var(--track);
  text-transform:uppercase;text-decoration:none;
  border-bottom:2px solid var(--gold);transition:border-color var(--fast) var(--ease)}
.ways a .bi{font-size:1.15rem;color:var(--lift)}
.ways a:hover{border-color:var(--paper)}
.redes-box h3{font-size:clamp(1.5rem,2.6vw,2.2rem);margin:14px 0 24px}
.redes{display:grid;grid-template-columns:1fr;gap:1px;background:var(--rule);
  border:1px solid var(--rule);margin:0;padding:0;list-style:none}
.redes li{display:flex}
.soc{flex:1;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:18px;
  min-height:88px;padding:18px 22px;background:var(--ink);text-decoration:none;
  transition:background var(--fast) var(--ease)}
.soc .plat{font-size:1.75rem;line-height:1;color:var(--lift)}
.soc b{display:block;font-size:1.0625rem;line-height:1.2;letter-spacing:-.01em}
.soc small{display:block;margin-top:4px;font-family:var(--mono);font-size:.8125rem;
  letter-spacing:.02em;color:var(--mute);overflow-wrap:anywhere}
.soc .out{font-size:1rem;color:var(--mute);
  transition:transform var(--fast) var(--ease),color var(--fast) var(--ease)}
.soc:hover{background:var(--ink2)}
.soc:hover .out{color:var(--lift);transform:translate(3px,-3px)}
.soc:focus-visible{outline-offset:-4px}
.redes-nota{margin-top:20px;color:var(--mute);font-size:1rem}
@media(max-width:900px){.contacto{grid-template-columns:1fr}}
@media(max-width:520px){.mail{word-break:break-word}}

footer{padding:44px var(--pad) 56px;border-top:1px solid var(--rule);
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-family:var(--mono);font-size:.75rem;letter-spacing:var(--track);
  text-transform:uppercase;color:var(--mute)}
footer a{text-decoration:none;border-bottom:1px solid var(--gold);padding-bottom:2px;
  transition:color var(--fast) var(--ease),border-color var(--fast) var(--ease)}
footer a:hover{color:var(--paper);border-color:var(--paper)}
footer .cc-abrir-prefs{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;
  text-decoration:none;border-bottom:1px solid var(--gold);padding-bottom:2px;
  transition:color var(--fast) var(--ease),border-color var(--fast) var(--ease)}
footer .cc-abrir-prefs:hover{color:var(--paper);border-color:var(--paper)}

/* revelados */
@media(prefers-reduced-motion:no-preference){
  .mask{display:inline-block;overflow:hidden;vertical-align:bottom}
  .mask>i{display:inline-block;font-style:normal;transform:translateY(105%);
    transition:transform var(--slow) var(--ease)}
  .seen .mask>i{transform:none}
  .rv{opacity:0;transform:translateY(26px);
    transition:opacity var(--slow) var(--ease),transform var(--slow) var(--ease)}
  .rv.seen{opacity:1;transform:none}
}

/* ─────── endurecimiento: nada de estilos ni scripts en línea ─────── */
.sprite{position:absolute}
.proceso li:nth-child(1){--i:0}
.proceso li:nth-child(2){--i:1}
.proceso li:nth-child(3){--i:2}
.proceso li:nth-child(4){--i:3}
/* sin JavaScript no hay precarga que la retire: que la página siga usable */
@media (scripting:none){
  #pre{display:none}
  body.lock{overflow:auto}
  .rv{opacity:1;transform:none}
  .mask>i{transform:none}
}