/* ============================================================
   LA CADENA — sistema visual
   Concepto: boletín de mercado impreso × pizarra de terminal.
   El papel es la cadena ganadera; la banda oscura es la de bloques.
   Acento cielo y doctrina semántica compartidos con consignatarias.com.ar
   ============================================================ */

:root{
  /* ground */
  --papel:      oklch(0.960 0.011 92);
  --papel-2:    oklch(0.930 0.016 92);
  --papel-3:    oklch(0.900 0.020 92);
  /* ink */
  --tinta:      oklch(0.205 0.014 250);
  --tinta-2:    oklch(0.440 0.014 250);
  --tinta-3:    oklch(0.610 0.012 250);
  --linea:      oklch(0.855 0.014 92);
  /* terminal */
  --carbon:     oklch(0.170 0.013 250);
  --carbon-2:   oklch(0.230 0.014 250);
  --hueso:      oklch(0.930 0.008 92);
  --hueso-2:    oklch(0.720 0.010 250);
  --linea-osc:  oklch(0.300 0.016 250);
  /* roles semánticos (doctrina consignatarias) */
  --cielo:      oklch(0.760 0.135 232);
  --cielo-ink:  oklch(0.520 0.130 240);
  --pastura:    oklch(0.660 0.140 152);
  --rojo:       oklch(0.620 0.170 27);
  --ambar:      oklch(0.780 0.130 78);

  --arch:"Archivo","Archivo Narrow",system-ui,sans-serif;
  --petr:"Petrona",Georgia,serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,monospace;

  --decay:cubic-bezier(.16,1,.3,1);
  --borde:1px solid var(--linea);
  --borde-osc:1px solid var(--linea-osc);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--papel);color:var(--tinta);
  font-family:var(--petr);font-size:clamp(1rem,.96rem+.28vw,1.14rem);line-height:1.62;
  font-variation-settings:"wght" 400;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit}
img{display:block;max-width:100%}
::selection{background:var(--cielo);color:var(--carbon)}

.caja{width:100%;max-width:1240px;margin:0 auto;padding:0 clamp(1.1rem,4vw,3rem)}
.prosa{max-width:68ch}

/* tipografía de estructura */
h1,h2,h3,h4,.arch{font-family:var(--arch);font-variation-settings:"wght" 700,"wdth" 100}
.rotulo{
  font-family:var(--mono);font-size:.66rem;font-weight:600;letter-spacing:.16em;
  text-transform:uppercase;color:var(--tinta-3);
}
.rotulo b{color:var(--cielo-ink);font-weight:700}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:800;letter-spacing:-.03em}

/* ============================================================
   MASTHEAD
   ============================================================ */
.mast{
  position:sticky;top:0;z-index:60;background:var(--carbon);color:var(--hueso);
  border-bottom:1px solid var(--carbon-2);
}
.mast .caja{display:flex;align-items:center;gap:.7rem;height:56px}
.mast .marca{display:flex;align-items:center;gap:.6rem;text-decoration:none;flex:none}
.mast .marca svg{width:34px;height:22px;flex:none}
.mast .marca span{font-family:var(--arch);font-weight:700;font-size:1.02rem;letter-spacing:.01em;line-height:1}
.mast .marca em{font-style:normal;color:var(--cielo)}
.mast nav{margin-left:auto;display:flex;gap:clamp(.75rem,2.5vw,1.6rem);align-items:center;min-width:0}
.mast nav a{
  font-family:var(--mono);font-size:.66rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--hueso-2);text-decoration:none;transition:color .25s var(--decay);white-space:nowrap;
}
.mast nav a:hover,.mast nav a[aria-current="page"]{color:var(--cielo)}
.mast .vivo{display:none;align-items:center;gap:.45rem;font-family:var(--mono);font-size:.68rem;color:var(--hueso)}
@media(min-width:900px){.mast .vivo{display:flex}}
@media(max-width:420px){.mast nav a{font-size:.6rem;letter-spacing:.1em}.mast .marca span{font-size:.94rem}}
.mast .vivo .k{color:var(--hueso-2);font-size:.6rem;letter-spacing:.12em;text-transform:uppercase}
.mast .vivo .v{font-weight:800;font-variant-numeric:tabular-nums}

.sonda{width:7px;height:7px;border-radius:50%;background:var(--pastura);flex:none;position:relative}
.sonda::after{
  content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid var(--pastura);
  opacity:0;animation:respira 3.2s var(--decay) infinite;
}
@keyframes respira{0%{transform:scale(.6);opacity:.9}70%{transform:scale(1.7);opacity:0}100%{opacity:0}}

/* ============================================================
   PORTADA — apertura
   ============================================================ */
.apertura{position:relative;background:var(--carbon);color:var(--hueso);overflow:hidden;isolation:isolate;display:flex;flex-direction:column}
.apertura .foto{background:var(--carbon);
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 62%;
  opacity:.92;z-index:-2;
}
.apertura::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(90deg,oklch(0.17 0.013 250/.72) 0%,oklch(0.17 0.013 250/.34) 34%,oklch(0.17 0.013 250/.04) 62%,transparent 80%),
    linear-gradient(180deg,oklch(0.17 0.013 250/.50) 0%,transparent 34%,oklch(0.17 0.013 250/.22) 72%,oklch(0.17 0.013 250/.70) 100%);
}
.apertura > .caja{flex:1;display:flex;flex-direction:column;justify-content:center;min-height:min(72vh,660px);padding-top:clamp(3rem,8vw,5rem);padding-bottom:clamp(2.4rem,6vw,4rem)}
.apertura .rotulo{color:var(--hueso-2)}
.apertura h1{
  font-size:clamp(2.15rem,8.4vw,6.4rem);line-height:.94;letter-spacing:-.038em;
  font-variation-settings:"wght" 700,"wdth" 92;
  margin-top:1.1rem;max-width:15ch;text-wrap:balance;
}
.apertura h1 em{font-style:normal;color:var(--cielo)}
.apertura h1{letter-spacing:-.035em}
.apertura .firma{
  display:flex;align-items:center;gap:.9rem;margin-top:1.5rem;
  font-family:var(--mono);font-weight:600;font-size:clamp(.78rem,1.5vw,.95rem);
  letter-spacing:.42em;text-transform:uppercase;color:var(--hueso);
}
.apertura .firma em{font-style:normal;color:var(--cielo)}
.apertura .firma::after{content:"";flex:1;max-width:220px;height:1px;background:var(--linea-osc)}
.apertura .rotulo,.apertura h1,.apertura .firma,.apertura .dek{text-shadow:0 1px 26px oklch(0.14 0.013 250/.72),0 1px 3px oklch(0.14 0.013 250/.5)}
.apertura .dek{
  margin-top:1.5rem;max-width:54ch;font-size:clamp(1.06rem,1.9vw,1.32rem);
  color:oklch(0.86 0.010 92);line-height:1.5;
}

/* cinta de cotizaciones */
.cinta{border-top:1px solid var(--linea-osc);background:oklch(0.13 0.013 250/.72);backdrop-filter:blur(6px)}
.cinta .fila{display:grid;grid-template-columns:repeat(2,1fr);max-width:1240px;margin:0 auto}
@media(min-width:700px){.cinta .fila{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1080px){.cinta .fila{grid-template-columns:repeat(5,1fr)}}
.tick{padding:.95rem clamp(1.1rem,3vw,1.6rem) 1.05rem;border-right:1px solid var(--linea-osc);position:relative}
.tick:nth-child(2n){border-right:none}
@media(min-width:700px){.tick{border-right:1px solid var(--linea-osc)}.tick:last-child{border-right:none}}
.tick .k{font-family:var(--mono);font-size:.58rem;letter-spacing:.14em;text-transform:uppercase;color:var(--hueso-2)}
.tick .v{font-family:var(--mono);font-weight:800;font-size:clamp(1.15rem,2.6vw,1.6rem);letter-spacing:-.035em;margin-top:.28rem;color:var(--hueso);font-variant-numeric:tabular-nums}
.tick .v small{font-size:.5em;font-weight:600;letter-spacing:0;color:var(--hueso-2)}
.tick .d{font-family:var(--mono);font-size:.62rem;color:var(--hueso-2);margin-top:.25rem;font-variant-numeric:tabular-nums}
.tick.eje .v{color:var(--cielo)}
.tick.brecha .v{color:var(--ambar)}
.tick .d .sube{color:var(--pastura)}
.tick .d .baja{color:var(--rojo)}
.flash{animation:flash .8s var(--decay)}
@keyframes flash{0%{background:oklch(0.76 0.135 232/.16)}100%{background:transparent}}

/* ============================================================
   SECCIONES
   ============================================================ */
section{padding:clamp(3rem,7vw,5.5rem) 0}
section.osc{background:var(--carbon);color:var(--hueso)}
section.osc .rotulo{color:var(--hueso-2)}
.cabecera{display:grid;gap:1rem;margin-bottom:clamp(1.8rem,4vw,2.8rem)}
@media(min-width:900px){.cabecera{grid-template-columns:1.15fr .85fr;align-items:end;gap:3rem}}
.cabecera h2{font-size:clamp(1.9rem,4.4vw,3.1rem);line-height:1.02;letter-spacing:-.03em;max-width:17ch;text-wrap:balance;font-variation-settings:"wght" 700,"wdth" 94}
.cabecera h2 em{font-style:normal;color:var(--cielo-ink)}
section.osc .cabecera h2 em{color:var(--cielo)}
.cabecera .sub{color:var(--tinta-2);max-width:52ch}
section.osc .cabecera .sub{color:oklch(0.80 0.010 92)}
.cabecera .rotulo{grid-column:1/-1;margin-bottom:-.4rem}

/* ============================================================
   LA MESA — panel de datos
   ============================================================ */
.mesa{display:grid;gap:1px;background:var(--linea);border:var(--borde)}
@media(min-width:940px){.mesa{grid-template-columns:1.35fr 1fr}}
.mesa>*{background:var(--papel);padding:clamp(1.2rem,2.6vw,1.8rem)}
.grafico h3,.tablita h3{font-family:var(--mono);font-size:.66rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--tinta-3);margin-bottom:1rem}
.grafico .lectura{display:flex;align-items:baseline;gap:.8rem;flex-wrap:wrap;margin-bottom:.2rem}
.grafico .lectura .gran{font-family:var(--mono);font-weight:800;font-size:clamp(2rem,5vw,3rem);letter-spacing:-.045em;font-variant-numeric:tabular-nums}
.grafico .lectura .gran small{font-size:.36em;letter-spacing:0;color:var(--tinta-3);font-weight:600}
.grafico .lectura .delta{font-family:var(--mono);font-size:.86rem;font-weight:700;font-variant-numeric:tabular-nums}
.sube{color:var(--pastura)}.baja{color:var(--rojo)}
.grafico figure{margin-top:1.1rem;position:relative}
.grafico svg{width:100%;height:auto;display:block;overflow:visible}
.linea-serie{fill:none;stroke:var(--cielo-ink);stroke-width:2;stroke-linejoin:round;stroke-linecap:round;
  stroke-dasharray:var(--largo);stroke-dashoffset:var(--largo)}
.revelado .linea-serie{animation:trazo 1.9s var(--decay) .15s forwards}
@keyframes trazo{to{stroke-dashoffset:0}}
.area-serie{fill:var(--cielo);opacity:0;transition:opacity 1.1s var(--decay) .9s}
.revelado .area-serie{opacity:.10}
.punto-fin{fill:var(--cielo-ink);opacity:0;transition:opacity .5s var(--decay) 1.6s}
.revelado .punto-fin{opacity:1}
.ejes text{font-family:var(--mono);font-size:9px;fill:var(--tinta-3);letter-spacing:.06em}
.ejes line{stroke:var(--linea)}
.conmutador{display:flex;gap:0;border:var(--borde);margin-left:auto}
.conmutador button{
  font-family:var(--mono);font-size:.62rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  background:none;border:none;color:var(--tinta-3);padding:.4rem .75rem;cursor:pointer;transition:.25s var(--decay);
}
.conmutador button[aria-pressed="true"]{background:var(--tinta);color:var(--papel)}
.grafico .fuente{font-family:var(--mono);font-size:.6rem;color:var(--tinta-3);margin-top:1rem;line-height:1.7;letter-spacing:.03em}

.tablita table{width:100%;border-collapse:collapse;font-family:var(--mono);font-size:.82rem;font-variant-numeric:tabular-nums}
.tablita th{
  text-align:left;font-size:.58rem;letter-spacing:.14em;text-transform:uppercase;color:var(--tinta-3);
  font-weight:600;padding-bottom:.55rem;border-bottom:1px solid var(--tinta);
}
.tablita th:not(:first-child),.tablita td:not(:first-child){text-align:right}
.tablita td{padding:.62rem 0;border-bottom:var(--borde)}
.tablita tr:last-child td{border-bottom:none}
.tablita td:first-child{font-family:var(--arch);font-size:.92rem;font-variation-settings:"wght" 500}
.tablita td.p{font-weight:700}
.tablita .fuente{font-family:var(--mono);font-size:.6rem;color:var(--tinta-3);margin-top:1rem;line-height:1.7}

/* ============================================================
   LOS DIEZ
   ============================================================ */
ol.diez{list-style:none;display:grid;gap:1px;background:var(--linea);border:var(--borde)}
@media(min-width:780px){ol.diez{grid-template-columns:1fr 1fr}}
ol.diez li{background:var(--papel)}
ol.diez a{
  display:grid;grid-template-columns:2.7rem 1fr;gap:1rem;padding:1.15rem 1.3rem 1.3rem;
  text-decoration:none;height:100%;position:relative;overflow:hidden;
  transition:background .35s var(--decay);
}
ol.diez a::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--cielo);
  transform:scaleY(0);transform-origin:top;transition:transform .5s var(--decay);
}
ol.diez a:hover{background:var(--papel-2)}
ol.diez a:hover::before{transform:scaleY(1)}
ol.diez .rom{
  font-family:var(--mono);font-weight:800;font-size:.92rem;color:var(--cielo-ink);
  letter-spacing:-.02em;padding-top:.28rem;transition:transform .45s var(--decay);
}
ol.diez a:hover .rom{transform:translateX(3px)}
ol.diez b{
  display:block;font-family:var(--arch);font-variation-settings:"wght" 650,"wdth" 98;
  font-size:1.1rem;line-height:1.16;letter-spacing:-.02em;text-wrap:balance;
}
ol.diez .hook{display:block;color:var(--tinta-2);font-size:.93rem;line-height:1.45;margin-top:.45rem;text-wrap:pretty}
ol.diez .lug{display:block;font-family:var(--mono);font-size:.58rem;letter-spacing:.12em;text-transform:uppercase;color:var(--tinta-3);margin-top:.6rem}

/* ============================================================
   NOTA DESTACADA
   ============================================================ */
.destacada{display:grid;gap:clamp(1.6rem,4vw,3rem);align-items:start}
@media(min-width:940px){.destacada{grid-template-columns:1.25fr .75fr}}
.destacada .foto{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;filter:saturate(.92)}
.destacada h3{font-size:clamp(1.6rem,3.4vw,2.4rem);line-height:1.04;letter-spacing:-.028em;margin:1.1rem 0;max-width:19ch;text-wrap:balance}
.destacada p{color:var(--tinta-2);max-width:56ch}
.destacada .leer{
  display:inline-flex;align-items:center;gap:.5rem;margin-top:1.4rem;font-family:var(--mono);font-size:.7rem;
  font-weight:600;letter-spacing:.12em;text-transform:uppercase;text-decoration:none;color:var(--tinta);
  border-bottom:1px solid var(--cielo);padding-bottom:.25rem;transition:gap .35s var(--decay)
}
.destacada .leer:hover{gap:.9rem}
.rieles{border:var(--borde);background:var(--papel-2)}
.rieles h4{font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--tinta-3);padding:1rem 1.2rem;border-bottom:var(--borde)}
.rieles ul{list-style:none}
.rieles li{padding:.9rem 1.2rem;border-bottom:var(--borde);font-size:.94rem;line-height:1.45}
.rieles li:last-child{border-bottom:none}
.rieles li b{display:block;font-family:var(--arch);font-variation-settings:"wght" 600;font-size:.98rem;margin-bottom:.25rem}
.rieles li span{color:var(--tinta-2);font-size:.9rem}
.rieles li .f{display:block;font-family:var(--mono);font-size:.56rem;letter-spacing:.1em;text-transform:uppercase;color:var(--tinta-3);margin-top:.45rem}

/* ============================================================
   EL SISTEMA (banda oscura, vínculo con consignatarias)
   ============================================================ */
.sistema{position:relative;isolation:isolate;overflow:hidden}
.sistema .foto{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5;z-index:-2}
.sistema::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,oklch(0.17 0.013 250/.72),oklch(0.17 0.013 250/.94))}
.piezas{display:grid;gap:1px;background:var(--linea-osc);border:var(--borde-osc)}
@media(min-width:720px){.piezas{grid-template-columns:1fr 1fr}}
@media(min-width:1060px){.piezas{grid-template-columns:repeat(4,1fr)}}
.pieza{background:var(--carbon);padding:1.3rem 1.35rem 1.5rem;display:flex;flex-direction:column;gap:.5rem}
.pieza .n{font-family:var(--mono);font-size:.58rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cielo)}
.pieza .g{font-family:var(--mono);font-weight:800;font-size:clamp(1.5rem,3vw,2rem);letter-spacing:-.04em;font-variant-numeric:tabular-nums}
.pieza p{font-size:.92rem;line-height:1.45;color:oklch(0.78 0.010 92)}
.sistema .salida{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:2rem;align-items:center}
.boton{
  display:inline-flex;align-items:center;gap:.55rem;font-family:var(--mono);font-size:.72rem;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;text-decoration:none;padding:.85rem 1.3rem;
  background:var(--cielo);color:var(--carbon);border:1px solid var(--cielo);
  transition:background .3s var(--decay),transform .3s var(--decay);
}
.boton:hover{background:oklch(0.83 0.12 232);transform:translateY(-1px)}
.boton.fantasma{background:none;color:var(--hueso);border-color:var(--linea-osc)}
.boton.fantasma:hover{border-color:var(--cielo);color:var(--cielo);background:none}

/* ============================================================
   SUSCRIPCIÓN + PIE
   ============================================================ */
.sumate{border-top:2px solid var(--tinta);background:var(--papel-2)}
.sumate .caja{padding:clamp(2.2rem,5vw,3.4rem) clamp(1.1rem,4vw,3rem);display:grid;gap:1.4rem}
@media(min-width:860px){.sumate .caja{grid-template-columns:1.3fr .7fr;align-items:center}}
.sumate h2{font-size:clamp(1.5rem,3.2vw,2.2rem);letter-spacing:-.026em;line-height:1.06;max-width:22ch}
.sumate p{color:var(--tinta-2);margin-top:.7rem;max-width:48ch}
.sumate .boton{background:var(--tinta);color:var(--papel);border-color:var(--tinta);justify-self:start}
@media(min-width:860px){.sumate .boton{justify-self:end}}
.sumate .boton:hover{background:var(--cielo-ink);border-color:var(--cielo-ink)}

footer.pie{background:var(--carbon);color:var(--hueso-2);padding:clamp(2.2rem,5vw,3rem) 0 2.4rem}
footer.pie .grilla{display:grid;gap:1.8rem}
@media(min-width:820px){footer.pie .grilla{grid-template-columns:1.4fr 1fr 1fr}}
footer.pie h5{font-family:var(--mono);font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;color:var(--hueso);margin-bottom:.9rem}
footer.pie a{color:var(--hueso-2);text-decoration:none}
footer.pie a:hover{color:var(--cielo)}
footer.pie ul{list-style:none;display:grid;gap:.5rem;font-family:var(--mono);font-size:.72rem}
footer.pie .legal{margin-top:2.4rem;padding-top:1.2rem;border-top:1px solid var(--carbon-2);font-family:var(--mono);font-size:.64rem;line-height:1.9;color:oklch(0.55 0.012 250)}
footer.pie .marca-pie{display:flex;align-items:center;gap:.6rem;margin-bottom:.9rem}
footer.pie .marca-pie svg{width:32px;height:20px}
footer.pie .marca-pie span{font-family:var(--arch);font-weight:700;color:var(--hueso);font-size:1rem}
footer.pie .marca-pie em{font-style:normal;color:var(--cielo)}
footer.pie .desc{font-size:.92rem;max-width:36ch;line-height:1.5;color:var(--hueso-2)}

/* ============================================================
   NOTA (artículo)
   ============================================================ */
.progreso{position:fixed;top:56px;left:0;height:2px;background:var(--cielo);width:0;z-index:70;transition:width .1s linear}
article.nota{padding:clamp(2.4rem,6vw,4.2rem) 0 0}
article.nota .encabezado{max-width:76ch}
article.nota .rom-grande{
  font-family:var(--mono);font-weight:800;font-size:clamp(3.2rem,11vw,7rem);line-height:.8;
  letter-spacing:-.06em;color:var(--papel);-webkit-text-stroke:1.5px var(--tinta-3);
  display:block;margin-bottom:.6rem;
}
article.nota h1{
  font-size:clamp(2.2rem,6vw,4.2rem);line-height:.98;letter-spacing:-.035em;
  font-variation-settings:"wght" 700,"wdth" 94;max-width:16ch;text-wrap:balance;
}
article.nota .dek{margin-top:1.3rem;font-size:clamp(1.1rem,2vw,1.4rem);line-height:1.42;color:var(--tinta-2);max-width:52ch;text-wrap:pretty}
article.nota .credito{
  display:flex;flex-wrap:wrap;gap:.5rem 1.2rem;margin-top:1.8rem;padding:.8rem 0;
  border-top:1px solid var(--tinta);border-bottom:var(--borde);
  font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;color:var(--tinta-3);
}
.cuerpo{margin-top:clamp(1.8rem,4vw,2.6rem);max-width:1080px}
.cuerpo p,.cuerpo ul,.cuerpo h2{max-width:66ch}
.cuerpo p{margin-bottom:1.2rem}
.cuerpo > p:first-of-type::first-letter{
  font-family:var(--arch);font-variation-settings:"wght" 700,"wdth" 88;
  float:left;font-size:3.3em;line-height:.78;padding:.06em .12em 0 0;color:var(--cielo-ink);
}
.cuerpo h2{
  font-size:clamp(1.35rem,2.6vw,1.75rem);line-height:1.12;letter-spacing:-.022em;
  margin:2.4rem 0 1rem;max-width:28ch;text-wrap:balance;
}
.cuerpo h2::before{
  content:"";display:block;width:2.2rem;height:2px;background:var(--cielo);margin-bottom:.8rem;
}
.cuerpo b{font-variation-settings:"wght" 700}
.cuerpo em{font-style:italic}
.cuerpo ul{list-style:none;margin:0 0 1.6rem;display:grid;gap:.75rem}
.cuerpo ul li{padding-left:1.5rem;position:relative}
.cuerpo ul li::before{content:"";position:absolute;left:0;top:.72em;width:.8rem;height:1px;background:var(--cielo-ink)}
.cuerpo blockquote{
  margin:2.2rem 0;padding:1.5rem 0;border-top:1px solid var(--tinta);border-bottom:1px solid var(--tinta);
  font-family:var(--arch);font-variation-settings:"wght" 600,"wdth" 96;
  font-size:clamp(1.25rem,2.6vw,1.7rem);line-height:1.2;letter-spacing:-.022em;max-width:24ch;
}
.cuerpo blockquote cite{
  display:block;font-family:var(--mono);font-size:.6rem;font-style:normal;letter-spacing:.12em;
  text-transform:uppercase;color:var(--tinta-3);margin-top:.9rem;font-variation-settings:normal;
}
@media(min-width:1140px){
  .cuerpo blockquote,.cuerpo .dato{float:right;clear:right;width:330px;margin:.5rem 0 1.9rem 3rem;max-width:none}
  .cuerpo blockquote{padding:1.2rem 0}
}
.cuerpo::after{content:"";display:block;clear:both}
.dato{border:var(--borde);background:var(--papel-2);padding:1.2rem 1.3rem 1.4rem;margin:2rem 0}
.dato h3{font-family:var(--mono);font-size:.6rem;letter-spacing:.15em;text-transform:uppercase;color:var(--tinta-3);margin-bottom:1.1rem}
.dato dl{display:grid;gap:1rem}
.dato dt{font-family:var(--mono);font-weight:800;font-size:clamp(1.15rem,2.4vw,1.5rem);letter-spacing:-.035em;color:var(--cielo-ink);font-variant-numeric:tabular-nums}
.dato dd{font-size:.92rem;line-height:1.45;color:var(--tinta-2);margin-top:.2rem}

.refs{margin-top:3rem;border-top:2px solid var(--tinta);padding-top:1.2rem;max-width:80ch}
.refs h3{font-family:var(--mono);font-size:.62rem;letter-spacing:.15em;text-transform:uppercase;color:var(--tinta-3);margin-bottom:1rem}
.refs ol{list-style:none;counter-reset:r;font-family:var(--mono);font-size:.72rem;line-height:1.85;color:var(--tinta-2)}
.refs li{counter-increment:r;padding-left:2.1rem;position:relative;margin-bottom:.7rem}
.refs li::before{content:counter(r,decimal-leading-zero);position:absolute;left:0;color:var(--cielo-ink);font-weight:700}
.refs a{color:var(--tinta);text-decoration:none;border-bottom:1px solid var(--linea);word-break:break-word}
.refs a:hover{border-color:var(--cielo)}

.pares{display:grid;gap:1px;background:var(--linea);border:var(--borde);margin:clamp(2.4rem,6vw,4rem) 0 0}
@media(min-width:720px){.pares{grid-template-columns:1fr 1fr}}
.pares a{background:var(--papel);padding:1.3rem 1.4rem;text-decoration:none;display:block;transition:background .3s var(--decay)}
.pares a:hover{background:var(--papel-2)}
.pares .dir{font-family:var(--mono);font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;color:var(--tinta-3);margin-bottom:.55rem}
.pares .tit{font-family:var(--arch);font-variation-settings:"wght" 650;font-size:1.06rem;line-height:1.18;letter-spacing:-.02em}
.pares .sig{text-align:right}

/* índice de notas */
.indice-serie{list-style:none;border-top:2px solid var(--tinta);margin-top:clamp(1.8rem,4vw,2.6rem)}
.indice-serie li{border-bottom:var(--borde)}
.indice-serie a{
  display:grid;grid-template-columns:3rem 1fr;gap:1rem;padding:1.5rem .3rem;text-decoration:none;
  align-items:start;transition:background .3s var(--decay),padding-left .3s var(--decay);
}
@media(min-width:1020px){.indice-serie a{grid-template-columns:3.6rem minmax(0,1.35fr) minmax(280px,1fr);gap:2.2rem;align-items:baseline}}
.indice-serie a:hover{background:var(--papel-2);padding-left:.9rem}
.indice-serie .rom{font-family:var(--mono);font-weight:800;font-size:1.1rem;color:var(--cielo-ink);letter-spacing:-.03em}
.indice-serie .tit{font-family:var(--arch);font-variation-settings:"wght" 650,"wdth" 98;font-size:clamp(1.15rem,2.4vw,1.45rem);line-height:1.14;letter-spacing:-.024em;display:block;text-wrap:balance}
.indice-serie .lug{display:block;font-family:var(--mono);font-size:.58rem;letter-spacing:.12em;text-transform:uppercase;color:var(--tinta-3);margin-top:.5rem}
.indice-serie .hook{grid-column:2;color:var(--tinta-2);font-size:.95rem;line-height:1.45;margin-top:.55rem;display:block}
@media(min-width:1020px){.indice-serie .hook{grid-column:3;margin-top:0}}

/* página simple (método, 404) */
.simple{padding:clamp(2.6rem,6vw,4.4rem) 0}
.simple h1{font-size:clamp(2.1rem,5.4vw,3.6rem);line-height:1;letter-spacing:-.032em;max-width:18ch;text-wrap:balance}
.simple .dek{margin-top:1.2rem;font-size:clamp(1.06rem,1.9vw,1.28rem);color:var(--tinta-2);max-width:56ch}
.simple .cuerpo{display:block;max-width:68ch}
.simple .cuerpo > p:first-of-type::first-letter{float:none;font-size:inherit;padding:0;color:inherit;font-family:inherit;font-variation-settings:normal}

/* ============================================================
   MOTION
   ============================================================ */
.js .rev{opacity:0;transform:translateY(18px);transition:opacity .8s var(--decay),transform .8s var(--decay)}
.js .rev.revelado{opacity:1;transform:none}

.js .rev[data-t="1"]{transition-delay:.08s}

.js .rev[data-t="2"]{transition-delay:.16s}

.js .rev[data-t="3"]{transition-delay:.24s}

.js .rev[data-t="4"]{transition-delay:.32s}
.entra{opacity:0;transform:translateY(22px);animation:entrar .95s var(--decay) forwards}
.entra[data-t="1"]{animation-delay:.10s}
.entra[data-t="2"]{animation-delay:.20s}
.entra[data-t="3"]{animation-delay:.30s}
.entra[data-t="4"]{animation-delay:.42s}
@keyframes entrar{to{opacity:1;transform:none}}

/* la cadena que se arma: divisor */
.divisor{overflow:hidden;color:var(--linea);margin:0}
section.osc .divisor{color:var(--linea-osc)}
.divisor svg{display:block;width:100%;height:14px}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .rev,.entra{opacity:1;transform:none}
  .linea-serie{stroke-dashoffset:0}
  .area-serie{opacity:.10}
  .punto-fin{opacity:1}
}

/* ============================================================
   FICHA TÉCNICA — la capa de ingeniería dentro de la nota.
   El artículo es papel; el diseño del instrumento es terminal.
   ============================================================ */
.diseno{
  background:var(--carbon);color:var(--hueso);margin:clamp(2.4rem,5vw,3.4rem) 0;
  padding:clamp(1.5rem,3.5vw,2.4rem);max-width:none;clear:both;
}
.diseno .rot{
  font-family:var(--mono);font-size:.62rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cielo);display:flex;align-items:center;gap:.6rem;margin-bottom:1rem;
}
.diseno .rot::after{content:"";flex:1;height:1px;background:var(--linea-osc)}
.diseno h2{
  font-size:clamp(1.3rem,2.6vw,1.8rem);line-height:1.08;letter-spacing:-.024em;color:var(--hueso);
  margin:0 0 1.1rem;max-width:26ch;
}
.diseno h2::before{display:none}
.diseno p{color:oklch(0.82 0.010 92);max-width:62ch;margin-bottom:1rem;font-size:.98rem;line-height:1.55}
.diseno b{color:var(--hueso)}
.diseno code{
  font-family:var(--mono);font-size:.86em;color:var(--cielo);
  background:oklch(0.23 0.014 250);padding:.08em .38em;border-radius:2px;white-space:nowrap;
}
.diseno a{color:var(--cielo);text-decoration:none;border-bottom:1px solid var(--linea-osc)}
.diseno a:hover{border-color:var(--cielo)}

ol.capas{list-style:none;counter-reset:c;margin:1.6rem 0 0;display:grid;gap:1px;background:var(--linea-osc);border:var(--borde-osc)}
@media(min-width:860px){ol.capas{grid-template-columns:1fr 1fr}}
ol.capas li{background:var(--carbon);padding:1.05rem 1.15rem 1.2rem;counter-increment:c}
ol.capas .c{
  font-family:var(--mono);font-size:.58rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--hueso-2);display:block;margin-bottom:.4rem;
}
ol.capas .c::before{content:counter(c,decimal-leading-zero) " · ";color:var(--cielo)}
ol.capas b{
  display:block;font-family:var(--mono);font-weight:600;font-size:.92rem;letter-spacing:-.01em;
  color:var(--hueso);line-height:1.25;margin-bottom:.4rem;
}
ol.capas p{font-size:.88rem;line-height:1.45;color:oklch(0.76 0.010 92);margin:0;max-width:none}
ol.capas code{font-size:.82em}

.diseno .limite{
  margin-top:1.6rem;padding-top:1.1rem;border-top:1px solid var(--linea-osc);
  font-family:var(--mono);font-size:.78rem;line-height:1.7;color:oklch(0.74 0.010 92);max-width:70ch;
}
.diseno .limite b{color:var(--ambar);font-weight:600}