/* ==========================================================================
   AI OS · página de producto de IA Estratégica · 30/09/2026
   --------------------------------------------------------------------------
   Identidad: la de iaestrategica.es (manual oficial). Negro #000000, rojo
   #FF0000 solo como acento (trazos, flechas, un fragmento por titular), blanco
   dominante y dos grises funcionales. Sin degradados ni sombras de color.
   Letra: Montserrat (OFL), servida desde esta web, sin Google.
   El relato de la página es el del logo: del ovillo (caos) a la flecha (control).
   ========================================================================== */

@font-face{
  font-family:"Montserrat";
  font-style:normal;
  font-weight:100 900;
  font-display:swap;
  src:url("../fuentes/montserrat-latin.woff2") format("woff2");
}

:root{
  --negro:#000000;
  --rojo:#FF0000;
  --blanco:#FFFFFF;
  --gris-suave:#F4F4F4;
  --gris-texto:#444444;
  --gris-meta:#6B6B6B;
  --fuente:"Montserrat",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --curva:cubic-bezier(.2,.7,.2,1);
  --curva-traza:cubic-bezier(.65,0,.35,1);
  --margen:clamp(20px,4.5vw,72px);
  --ancho:1200px;
  --radio:10px;
  --alto-nav:68px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--alto-nav) + 12px)}
body{
  font-family:var(--fuente);
  font-size:17px;
  line-height:1.65;
  color:var(--negro);
  background:var(--blanco);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
  overflow-x:clip;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
button{font:inherit;color:inherit}
ul,ol{list-style:none}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--rojo);outline-offset:4px;border-radius:4px}
::selection{background:var(--rojo);color:#fff}

.rojo{color:var(--rojo)}

.saltar{position:absolute;left:-9999px;top:10px;z-index:200;background:#fff;color:#000;padding:10px 16px;border-radius:999px;font-weight:600}
.saltar:focus{left:12px}

/* ---------- estructura ---------- */
.contenedor{max-width:calc(var(--ancho) + 2 * var(--margen));margin:0 auto;padding:0 var(--margen)}
.seccion{padding:clamp(88px,11vw,150px) 0;position:relative}
.cabecera{max-width:760px}
.cabecera--fila{max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap}

/* ---------- tipografía ---------- */
.kicker{
  font-weight:500;font-size:12.5px;line-height:1.4;
  text-transform:uppercase;letter-spacing:.35em;
  color:var(--negro);margin-bottom:20px;
}
.kicker--claro{color:rgba(255,255,255,.78)}
.kicker--rojo{color:var(--rojo)}
.titulo{
  font-weight:800;
  font-size:clamp(34px,5vw,60px);
  line-height:1.04;
  letter-spacing:-.01em;
  text-transform:uppercase;
  text-wrap:balance;
}
.entradilla{
  font-size:clamp(18px,1.55vw,21px);
  line-height:1.6;
  color:var(--gris-texto);
  max-width:46ch;
  margin-top:24px;
}
.entradilla a{color:var(--negro);text-decoration-color:var(--rojo);text-underline-offset:4px}
.entradilla a:hover{color:var(--rojo)}
.parrafo{color:var(--gris-texto);max-width:52ch;margin-top:18px}

/* ---------- botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 32px;border-radius:999px;border:2px solid;
  font-weight:600;font-size:13.5px;letter-spacing:.12em;text-transform:uppercase;
  text-decoration:none;white-space:nowrap;cursor:pointer;
  transition:background .25s,color .25s,border-color .25s,transform .25s var(--curva);
}
.btn:hover{transform:translateY(-2px)}
.btn-negro{background:#000;color:#fff;border-color:#000}
.btn-negro:hover{background:var(--rojo);border-color:var(--rojo)}
.btn-blanco{background:#fff;color:#000;border-color:#fff}
.btn-blanco:hover{background:var(--rojo);border-color:var(--rojo);color:#fff}
.btn-flecha{
  display:inline-flex;align-items:center;
  font-weight:600;font-size:13.5px;letter-spacing:.12em;text-transform:uppercase;
  text-decoration:none;color:var(--negro);white-space:nowrap;
}
.btn-flecha::after{content:"⟶";color:var(--rojo);margin-left:12px;font-weight:400;transition:margin .25s var(--curva)}
.btn-flecha:hover::after{margin-left:22px}
.btn-flecha--claro{color:#fff}

/* ---------- aparición al hacer scroll (con red de seguridad: sin JS, todo visible) ---------- */
html.js .aparece{opacity:0;transform:translateY(22px);transition:opacity .9s var(--curva),transform .9s var(--curva);transition-delay:var(--retraso,0s)}
html.js .aparece.visible{opacity:1;transform:none}

/* ==========================================================================
   NAVEGACIÓN
   ========================================================================== */
.nav{position:fixed;inset:0 0 auto 0;z-index:60;border-bottom:1px solid transparent;transition:background .35s,border-color .35s}
.nav-dentro{max-width:1440px;margin:0 auto;height:var(--alto-nav);padding:0 var(--margen);display:flex;align-items:center;gap:28px}
.nav-marca{display:flex;align-items:center;gap:16px;text-decoration:none;flex:none}
.nav-logo{height:28px;width:auto}
.nav-logo--claro{display:none}
.nav-inicio{display:flex;align-items:center}
.nav-producto{font-weight:800;font-size:13px;letter-spacing:.24em;color:#fff;padding-left:16px;border-left:1px solid rgba(255,255,255,.4);line-height:28px;text-decoration:none;transition:color .2s}
.nav-producto:hover{color:var(--rojo)}
.nav-enlaces{margin-left:auto;display:flex;gap:30px}
.nav-enlaces a{font-weight:500;font-size:12px;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;color:#fff;transition:color .2s}
.nav-enlaces a:hover{color:var(--rojo)}
.btn-nav{padding:9px 20px;font-size:11.5px;background:#fff;color:#000;border-color:#fff}
.btn-nav:hover{background:var(--rojo);border-color:var(--rojo);color:#fff}
.nav.nav--claro{background:rgba(255,255,255,.95);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom-color:#000}
.nav--claro .nav-logo--negativo{display:none}
.nav--claro .nav-logo--claro{display:block}
.nav--claro .nav-producto{color:#000;border-left-color:rgba(0,0,0,.35)}
.nav--claro .nav-enlaces a{color:#000}
.nav--claro .nav-enlaces a:hover{color:var(--rojo)}
.nav--claro .btn-nav{background:#000;color:#fff;border-color:#000}
.nav--claro .btn-nav:hover{background:var(--rojo);border-color:var(--rojo)}
.nav.nav--oscuro{background:rgba(0,0,0,.92);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom-color:rgba(255,255,255,.16)}

.solo-lectores{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ==========================================================================
   1 · PORTADA — el ovillo que se desenreda al bajar
   ========================================================================== */
.portada{position:relative;background:#000;color:#fff;min-height:100vh}
html.js.anima .portada{height:190vh}
.portada-fija{
  position:sticky;top:0;height:100vh;height:100svh;min-height:560px;overflow:hidden;
  display:flex;align-items:center;justify-content:flex-end;
  padding:calc(var(--alto-nav) + 28px) var(--margen) 96px;
}
.portada-lienzo{position:absolute;inset:0;width:100%;height:100%;display:block}
.portada-respaldo{position:absolute;left:var(--margen);top:52%;width:min(50vw,640px);transform:translateY(-50%)}
html.lienzo-ok .portada-respaldo{display:none}
.portada-texto{position:relative;z-index:2;width:min(600px,50%)}
.portada-titulo{
  font-weight:800;font-size:clamp(54px,7.2vw,112px);line-height:.94;
  letter-spacing:-.015em;text-transform:uppercase;
}
html.js .portada-titulo{animation:revela 1.4s var(--curva-traza) .15s both}
.portada-sub{font-size:clamp(18px,1.45vw,21px);line-height:1.55;color:rgba(255,255,255,.84);max-width:36ch;margin-top:28px}
.portada-acciones{display:flex;flex-wrap:wrap;align-items:center;gap:18px 30px;margin-top:36px}
.portada-sellos{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:34px;font-size:11.5px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.72)}
.portada-sellos li{display:flex;align-items:center;gap:10px}
.portada-sellos li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--rojo);flex:none}
.portada-pista{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:2;font-size:11px;font-weight:500;letter-spacing:.32em;text-transform:uppercase;color:rgba(255,255,255,.55);white-space:nowrap;transition:opacity .4s}
html:not(.anima) .portada-pista{display:none}
html.js .portada .aparece{transition-duration:1.1s}

@keyframes revela{0%{clip-path:inset(0 100% 0 0)}100%{clip-path:inset(0 0 0 0)}}

/* ==========================================================================
   BANDAS DE IMAGEN
   ========================================================================== */
.banda{position:relative;margin:0}
.banda img{width:100%;height:auto}

/* ==========================================================================
   2 · ¿TE SUENA?
   ========================================================================== */
.problema{padding-top:0}
.banda--caos .banda-texto{position:absolute;right:var(--margen);top:50%;transform:translateY(-50%);width:min(440px,31%)}
.banda--caos .entradilla{margin-top:18px}
.dolores{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:clamp(20px,3vw,40px)}
.dolor{
  position:relative;display:flex;flex-direction:column;gap:12px;width:100%;height:100%;
  text-align:left;background:#fff;border:2px solid #000;border-radius:var(--radio);
  padding:28px 58px 28px 26px;cursor:pointer;
  transition:border-color .25s,transform .35s var(--curva),background .25s;
}
.dolor:hover{border-color:var(--rojo);transform:translateY(-3px)}
.dolor-marca{position:absolute;top:24px;right:22px;width:24px;height:24px;border-radius:50%;border:2px solid #000;transition:background .2s,border-color .2s}
.dolor-marca::after{content:"";position:absolute;left:7px;top:3px;width:6px;height:11px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg);opacity:0;transition:opacity .2s}
.dolor[aria-pressed="true"]{border-color:var(--rojo)}
.dolor[aria-pressed="true"] .dolor-marca{background:var(--rojo);border-color:var(--rojo)}
.dolor[aria-pressed="true"] .dolor-marca::after{opacity:1}
.dolor-frase{font-weight:800;font-size:clamp(19px,1.6vw,22px);line-height:1.25;color:#000}
.dolor-texto{font-size:15.5px;line-height:1.6;color:var(--gris-texto)}
.dolores-cuenta{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px 30px;margin-top:34px;padding-top:26px;border-top:1px solid #000}
.dolores-cuenta-texto{font-weight:600;font-size:18px}
.dolores-cuenta-texto b{color:var(--rojo)}

/* ==========================================================================
   3 · QUÉ ES
   ========================================================================== */
.que-es{padding-top:clamp(40px,6vw,80px)}
.banda--orden{margin:clamp(30px,5vw,60px) 0}
.pilares{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.pilar{border:2px solid #000;border-radius:var(--radio);padding:34px 30px;transition:border-color .25s,transform .35s var(--curva)}
.pilar:hover{border-color:var(--rojo);transform:translateY(-4px)}
.pilar-num{display:block;font-weight:800;font-size:15px;letter-spacing:.2em;color:var(--rojo);margin-bottom:18px}
.pilar h3{font-weight:800;font-size:20px;letter-spacing:.02em;text-transform:uppercase;margin-bottom:12px}
.pilar p{color:var(--gris-texto);font-size:16px}

/* ==========================================================================
   4 · CAPTURA — nada se pierde, nada se queda suelto
   ========================================================================== */
.captura{background:var(--gris-suave)}
.captura-rejilla{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(40px,6vw,90px);align-items:center}
.captura-pasos{display:flex;flex-direction:column;gap:16px;margin-top:34px}
.captura-pasos li{display:grid;grid-template-columns:44px minmax(0,1fr);gap:14px;align-items:baseline}
.captura-num{font-weight:800;font-size:15px;letter-spacing:.2em;color:var(--rojo)}
.captura-pasos p{color:var(--gris-texto);font-size:16.5px;line-height:1.6}
.captura-pasos strong{color:#000;font-weight:800}
.captura-puertas{margin-top:34px;padding-top:24px;border-top:1px solid #000}
.captura-puertas-titulo{font-weight:800;font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;margin-bottom:14px}
.captura-puertas ul{display:flex;flex-wrap:wrap;gap:8px}
.captura-puertas li{font-size:13.5px;font-weight:600;padding:7px 14px;border:1.5px solid #000;border-radius:999px;background:#fff}

/* the phone */
.captura-demo{display:grid;grid-template-columns:250px minmax(0,1fr);align-items:center}
.movil{position:relative;width:250px;height:500px;border:10px solid #000;border-radius:42px;background:#fff;box-shadow:0 40px 80px -48px rgba(0,0,0,.5);overflow:hidden}
.movil::before{content:"";position:absolute;top:8px;left:50%;width:78px;height:22px;margin-left:-39px;border-radius:12px;background:#000;z-index:2}
.movil-pantalla{height:100%;padding:46px 16px 18px;display:flex;flex-direction:column;gap:12px}
.movil-hora{text-align:center;font-weight:800;font-size:13px;letter-spacing:.04em}
.movil-app{text-align:center;font-size:10.5px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--gris-meta);margin-top:-6px}
.movil-nota{display:flex;align-items:center;gap:10px;background:#000;color:#fff;border-radius:999px;padding:9px 12px 9px 9px;margin-top:8px}
.movil-mic{flex:none;width:30px;height:30px;border-radius:50%;background:var(--rojo);display:grid;place-items:center}
.movil-onda{flex:1;display:flex;align-items:center;gap:2px;height:26px}
.movil-onda i{flex:1;height:var(--h);min-height:3px;border-radius:2px;background:#fff;transform-origin:center}
.movil-tiempo{flex:none;font-size:11.5px;font-weight:600;font-variant-numeric:tabular-nums}
.movil-transcripcion{font-size:13.5px;line-height:1.55;font-weight:500;background:var(--gris-suave);border-radius:14px 14px 14px 4px;padding:12px 13px}
.movil-estado{display:flex;align-items:center;gap:7px;font-size:10.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--gris-meta)}
.movil-estado::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--rojo);flex:none}

/* where each thing ends up: straight red lines from the phone, left to right */
.captura-destinos{display:flex;flex-direction:column;gap:16px;padding-left:64px}
.destino{position:relative;background:#fff;border:2px solid #000;border-radius:var(--radio);padding:14px 16px}
.destino::before{content:"";position:absolute;right:100%;top:50%;width:64px;height:2.4px;margin-top:-1.2px;background:var(--rojo);transform-origin:left}
.destino::after{content:"";position:absolute;left:-12px;top:50%;margin-top:-6px;border-left:10px solid var(--rojo);border-top:6px solid transparent;border-bottom:6px solid transparent}
.destino-tipo{display:block;font-size:10.5px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--rojo)}
.destino b{display:block;font-size:15px;line-height:1.3;margin:4px 0 2px}
.destino span:last-child{font-size:13px;color:var(--gris-meta)}

/* the sequence: the voice note plays, the words appear, each thing goes to its place */
html.js .captura-demo .movil-onda i{transform:scaleY(.25)}
html.js .captura-demo.visible .movil-onda i{animation:onda .5s ease-in-out var(--d,0s) 5 alternate forwards}
html.js .movil-transcripcion .palabra{opacity:0;transition:opacity .25s ease}
html.js .captura-demo.visible .movil-transcripcion .palabra{opacity:1;transition-delay:calc(.9s + var(--i) * 55ms)}
html.js .captura-demo .movil-estado{opacity:0;transition:opacity .4s}
html.js .captura-demo.visible .movil-estado{opacity:1;transition-delay:3.5s}
html.js .captura-demo .destino{opacity:0;transform:translateX(-10px);transition:opacity .5s var(--curva),transform .5s var(--curva)}
html.js .captura-demo .destino::before{transform:scaleX(0);transition:transform .45s var(--curva-traza)}
html.js .captura-demo .destino::after{opacity:0;transition:opacity .2s}
html.js .captura-demo.visible .destino{opacity:1;transform:none}
html.js .captura-demo.visible .destino::before{transform:scaleX(1)}
html.js .captura-demo.visible .destino::after{opacity:1}
html.js .captura-demo.visible .destino:nth-child(1)::before{transition-delay:3.7s}
html.js .captura-demo.visible .destino:nth-child(1){transition-delay:4s}
html.js .captura-demo.visible .destino:nth-child(1)::after{transition-delay:4.05s}
html.js .captura-demo.visible .destino:nth-child(2)::before{transition-delay:4.3s}
html.js .captura-demo.visible .destino:nth-child(2){transition-delay:4.6s}
html.js .captura-demo.visible .destino:nth-child(2)::after{transition-delay:4.65s}
html.js .captura-demo.visible .destino:nth-child(3)::before{transition-delay:4.9s}
html.js .captura-demo.visible .destino:nth-child(3){transition-delay:5.2s}
html.js .captura-demo.visible .destino:nth-child(3)::after{transition-delay:5.25s}
@keyframes onda{from{transform:scaleY(.25)}to{transform:scaleY(1)}}

/* ==========================================================================
   5 · UN DÍA CON AI OS
   ========================================================================== */
.dia{background:#fff}
.dia-escena{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.3fr);gap:clamp(40px,6vw,96px);margin-top:clamp(40px,6vw,80px)}
.dia-pasos{position:relative;padding-left:40px}
.dia-pasos::before{content:"";position:absolute;left:5px;top:0;bottom:0;width:2px;background:rgba(0,0,0,.12)}
.dia-pasos::after{content:"";position:absolute;left:5px;top:0;width:2px;height:var(--progreso,0%);background:var(--rojo);transition:height .5s var(--curva)}
.dia-paso{position:relative;min-height:64vh;display:flex;flex-direction:column;justify-content:center;opacity:.32;transition:opacity .45s}
.dia-paso::before{content:"";position:absolute;left:-40px;top:50%;width:12px;height:12px;margin-top:-6px;border-radius:50%;background:#fff;border:2px solid rgba(0,0,0,.3);transition:background .3s,border-color .3s}
.dia-paso.activo{opacity:1}
.dia-paso.activo::before{background:var(--rojo);border-color:var(--rojo)}
.dia-hora{font-weight:800;font-size:15px;letter-spacing:.22em;color:var(--rojo)}
.dia-paso h3{font-weight:800;font-size:clamp(22px,2.1vw,29px);line-height:1.18;text-transform:uppercase;margin:10px 0 12px}
.dia-paso p{color:var(--gris-texto);max-width:40ch}
.dia-paso-pantalla{display:none}
.dia-dispositivo{position:relative}
.portatil{position:sticky;top:calc(50vh - 270px);height:540px}

/* la ventana de la app */
.app{
  height:100%;display:flex;flex-direction:column;overflow:hidden;
  background:#fff;border:1.5px solid #000;border-radius:14px;
  box-shadow:0 40px 80px -48px rgba(0,0,0,.45);
}
.app-barra{flex:none;display:flex;align-items:center;gap:16px;height:44px;padding:0 18px;border-bottom:1px solid rgba(0,0,0,.12);font-size:12px}
.app-puntos{display:flex;gap:7px}
.app-puntos i{width:10px;height:10px;border-radius:50%;border:1.5px solid rgba(0,0,0,.35)}
.app-nombre{font-weight:800;letter-spacing:.24em}
.app-estado{display:flex;align-items:center;gap:7px;margin-left:auto;font-weight:500;letter-spacing:.08em;color:var(--gris-meta)}
.app-reloj{font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:.06em;min-width:44px;text-align:right}
.app-cuerpo{flex:1;display:grid;grid-template-columns:150px minmax(0,1fr);min-height:0}
.app-lateral{background:var(--gris-suave);border-right:1px solid rgba(0,0,0,.08);padding:18px 12px;display:flex;flex-direction:column;gap:4px}
.app-menu{position:relative;font-size:13px;font-weight:600;padding:9px 12px;border-radius:8px;color:var(--gris-meta);transition:background .3s,color .3s}
.app-menu.activo{background:#fff;color:#000}
.app-menu.activo::before{content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:2px;background:var(--rojo)}
.app-vistas{position:relative;min-height:0}

.vista{position:absolute;inset:0;padding:28px 30px;overflow:hidden;opacity:0;transform:translateY(14px);transition:opacity .5s var(--curva),transform .5s var(--curva);pointer-events:none}
.vista.activa{opacity:1;transform:none}
.vista-kicker{font-size:11px;font-weight:600;letter-spacing:.24em;text-transform:uppercase;color:var(--rojo)}
.vista-titulo{font-weight:800;font-size:23px;line-height:1.2;margin:8px 0 20px}
.vista-tmi{counter-reset:tmi;display:flex;flex-direction:column;gap:10px}
.vista-tmi li{counter-increment:tmi;display:grid;grid-template-columns:34px minmax(0,1fr) auto;align-items:center;gap:0 12px;padding:12px 14px;border:1.5px solid #000;border-radius:10px}
.vista-tmi li::before{content:"0" counter(tmi);font-weight:800;font-size:14px;color:var(--rojo);letter-spacing:.08em}
.vista-tmi b{font-size:14.5px;font-weight:700}
.vista-tmi span{font-size:12px;color:var(--gris-meta);text-align:right}
.vista-datos{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:16px}
.vista-datos div{border:1.5px solid rgba(0,0,0,.14);border-radius:10px;padding:12px 14px;display:flex;flex-direction:column}
.vista-datos b{font-weight:800;font-size:28px;line-height:1.1}
.vista-datos span{font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--gris-meta)}
.vista-datos .rojo b{color:var(--rojo)}
.vista-voz{display:flex;align-items:center;gap:10px;background:#000;color:#fff;border-radius:999px;padding:8px 14px 8px 8px;margin-bottom:14px}
.vista-voz-mic{flex:none;width:28px;height:28px;border-radius:50%;background:var(--rojo);display:grid;place-items:center}
.vista-voz-onda{flex:1;display:flex;align-items:center;gap:2px;height:22px}
.vista-voz-onda i{flex:1;height:var(--h);border-radius:2px;background:#fff}
.vista-voz-tiempo{flex:none;font-size:11.5px;font-weight:600}
.vista-capturas{display:flex;flex-direction:column}
.vista-capturas li{display:grid;grid-template-columns:92px minmax(0,1fr);gap:2px 12px;padding:11px 0;border-top:1px solid rgba(0,0,0,.1)}
.vista-capturas em{grid-row:1 / span 2;font-style:normal;font-size:10.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--rojo);padding-top:3px}
.vista-capturas b{font-size:14px}
.vista-capturas span{font-size:12.5px;color:var(--gris-meta)}
.vista-capturas span::before{content:"⟶ ";color:var(--rojo)}
.vista-dossier{display:flex;flex-direction:column;gap:0}
.vista-dossier div{display:grid;grid-template-columns:150px minmax(0,1fr);gap:14px;padding:10px 0;border-top:1px solid rgba(0,0,0,.1)}
.vista-dossier dt{font-size:11px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--gris-meta);padding-top:2px}
.vista-dossier dd{font-size:14.5px;font-weight:600}
.vista-dossier .destacado{border-left:3px solid var(--rojo);padding-left:12px;margin-top:4px}
.vista-bandejas{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}
.vista-bandejas span{font-size:12px;font-weight:600;padding:6px 12px;border-radius:999px;border:1.5px solid rgba(0,0,0,.18);color:var(--gris-meta)}
.vista-bandejas .activa{background:#000;border-color:#000;color:#fff}
.vista-correos{display:flex;flex-direction:column}
.vista-correos li{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 12px;padding:11px 0;border-top:1px solid rgba(0,0,0,.1)}
.vista-correos b{font-size:14px}
.vista-correos span{grid-column:1;font-size:13px;color:var(--gris-meta)}
.vista-correos em{grid-column:2;grid-row:1 / span 2;align-self:center;font-style:normal;font-size:11px;font-weight:600;letter-spacing:.06em;color:var(--rojo);border:1.5px solid var(--rojo);border-radius:999px;padding:4px 10px;white-space:nowrap}
.vista-boton{display:inline-block;margin-top:16px;background:#000;color:#fff;font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;padding:10px 18px;border-radius:999px}
.vista-boton--peq{margin-top:0;padding:7px 14px;font-size:11px;flex:none}
.vista-decisiones{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.vista-decisiones li{position:relative;padding-left:22px;font-size:14.5px;font-weight:700}
.vista-decisiones li::before{content:"";position:absolute;left:2px;top:.5em;width:9px;height:9px;background:var(--rojo);transform:rotate(45deg)}
.vista-tareas{width:100%;border-collapse:collapse;font-size:13px}
.vista-tareas td{padding:9px 0;border-top:1px solid rgba(0,0,0,.1)}
.vista-tareas td:nth-child(2){font-weight:700;padding:9px 12px}
.vista-tareas td:nth-child(3){text-align:right;color:var(--gris-meta);white-space:nowrap}
.vista-aviso{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:16px;padding:12px 14px;border:1.5px dashed #000;border-radius:10px;font-size:13px;font-weight:600}
.vista-esperas{display:flex;flex-direction:column}
.vista-esperas li{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 12px;padding:11px 0;border-top:1px solid rgba(0,0,0,.1)}
.vista-esperas b{font-size:14px}
.vista-esperas span{font-size:13px;color:var(--gris-meta)}
.vista-esperas em{grid-column:2;grid-row:1 / span 2;align-self:center;font-style:normal;font-size:12px;font-weight:600;color:var(--gris-meta)}
.vista-esperas .vencida em{color:var(--rojo)}
.vista-manana{margin-top:18px;padding:14px 16px;border-left:3px solid var(--rojo);background:var(--gris-suave);font-size:14.5px}
.vista-manana b{color:var(--rojo)}

/* ==========================================================================
   5 · QUÉ HACE POR TI
   ========================================================================== */
.interruptor{position:relative;display:inline-grid;grid-template-columns:1fr 1fr;border:2px solid #000;border-radius:999px;padding:4px;flex:none}
.interruptor button{position:relative;z-index:1;border:0;background:none;cursor:pointer;padding:10px 22px;font-weight:600;font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;border-radius:999px;transition:color .3s}
.interruptor button[aria-pressed="true"]{color:#fff}
.interruptor-marca{position:absolute;top:4px;bottom:4px;left:4px;width:calc(50% - 4px);border-radius:999px;background:#000;transform:translateX(100%);transition:transform .45s var(--curva),background .3s}
.interruptor[data-modo="sin"] .interruptor-marca{transform:none;background:var(--gris-meta)}
html:not(.js) .interruptor{display:none}
.funciones-rejilla{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:clamp(36px,5vw,60px)}
.funcion{position:relative;border:2px solid #000;border-radius:var(--radio);padding:30px 26px 32px;background:#fff;min-height:238px;transition:border-color .4s,transform .35s var(--curva),background .4s}
.funcion:hover{transform:translateY(-4px)}
.funcion-icono{width:38px;height:38px;fill:none;stroke:#000;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;margin-bottom:22px;transition:stroke .4s}
.funcion h3{font-weight:800;font-size:16px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:10px}
.funcion p{font-size:15.5px;line-height:1.55;color:var(--gris-texto)}
.funcion .sin{display:none}
.funciones-rejilla[data-modo="sin"] .funcion{border-style:dashed;border-color:#9a9a9a;background:transparent}
.funciones-rejilla[data-modo="sin"] .funcion-icono{stroke:#9a9a9a}
.funciones-rejilla[data-modo="sin"] .funcion h3{color:#8a8a8a}
.funciones-rejilla[data-modo="sin"] .sin{display:block;animation:funde .5s var(--curva)}
.funciones-rejilla[data-modo="sin"] .con{display:none}
.funciones-rejilla[data-modo="con"] .con{animation:funde .5s var(--curva)}
.funciones-rejilla[data-modo="con"] .funcion::after{content:"";position:absolute;top:30px;right:26px;width:10px;height:10px;border-radius:50%;background:var(--rojo)}
.funciones{background:var(--gris-suave)}
@keyframes funde{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ==========================================================================
   6 · CÓMO FUNCIONA
   ========================================================================== */
.pasos{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;margin-top:clamp(40px,5vw,64px);counter-reset:paso}
.paso-img{border:1.5px solid #000;border-radius:var(--radio);overflow:hidden;background:#fff;aspect-ratio:1}
.paso-img img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--curva)}
.paso:hover .paso-img img{transform:scale(1.04)}
.paso-num{display:block;font-weight:800;font-size:15px;letter-spacing:.2em;color:var(--rojo);margin:24px 0 8px}
.paso h3{font-weight:800;font-size:18px;line-height:1.25;text-transform:uppercase;margin-bottom:10px}
.paso p{font-size:15.5px;color:var(--gris-texto)}
.pasos-linea{position:relative;height:16px;margin-top:34px}
.pasos-linea span{position:absolute;left:0;right:0;top:7px;height:2.6px;background:var(--rojo);transform-origin:left;transform:scaleX(0);transition:transform 1.6s var(--curva-traza)}
.pasos-linea span::after{content:"";position:absolute;right:-2px;top:-6px;border-left:14px solid var(--rojo);border-top:7px solid transparent;border-bottom:7px solid transparent}
.pasos-linea.visible span{transform:scaleX(1)}
.regla{display:flex;align-items:center;gap:24px;margin-top:clamp(40px,5vw,64px);padding:28px 32px;background:#fff;border:2px solid #000;border-radius:var(--radio)}
.regla .kicker{margin-bottom:8px}
.regla-chip{flex:none;width:58px;height:58px;border-radius:50%;border:2px solid #000;display:grid;place-items:center}
.regla-chip svg{width:30px;height:30px}
.regla-texto{font-weight:800;font-size:clamp(20px,2.2vw,28px);line-height:1.25}

/* ==========================================================================
   7 · PRIVACIDAD Y CONTROL (la sección negra)
   ========================================================================== */
.privacidad{background:#000;color:#fff}
.privacidad .entradilla{color:rgba(255,255,255,.8)}
.privacidad-arriba{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:clamp(36px,6vw,90px);align-items:center}
.privacidad .cabecera{max-width:680px}
.cerebros{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px;margin-top:34px}
.cerebro{border:1.5px solid rgba(255,255,255,.28);border-radius:var(--radio);padding:24px 24px 26px}
.cerebro h3{display:flex;align-items:center;gap:12px;font-weight:800;font-size:15px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:10px}
.cerebro p{font-size:15.5px;line-height:1.6;color:rgba(255,255,255,.78)}
.cerebro-punto{flex:none;width:12px;height:12px;border-radius:50%;background:var(--rojo)}
.cerebro-punto--hueco{background:transparent;border:2px solid var(--rojo)}
.privacidad-img{margin:0}
.privacidad-img img{width:100%;border-radius:var(--radio)}

.decide{margin-top:clamp(56px,7vw,90px);border:1.5px solid rgba(255,255,255,.25);border-radius:16px;padding:clamp(24px,3.4vw,44px)}
.decide-titulo{font-weight:800;font-size:clamp(22px,2.4vw,32px);line-height:1.2;text-transform:uppercase}
.decide-nota{color:rgba(255,255,255,.66);font-size:15px;margin-top:10px;max-width:62ch}
.decide-zonas{display:grid;grid-template-columns:minmax(0,1fr) 120px minmax(0,1fr);gap:0;margin-top:30px;align-items:stretch}
.decide-zona{border:2px solid #fff;border-radius:14px;padding:22px 22px 26px;min-height:230px}
.decide-zona--fuera{border-style:dashed;border-color:rgba(255,255,255,.45)}
.decide-zona-titulo{font-weight:800;font-size:15px;letter-spacing:.1em;text-transform:uppercase}
.decide-zona-sub{font-size:13px;color:rgba(255,255,255,.62);margin-top:2px}
.decide-lista{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.decide-item{cursor:pointer;border-radius:999px;padding:10px 18px;font-size:14px;font-weight:600;border:2px solid #fff;background:#fff;color:#000;transition:background .25s,color .25s,border-color .25s,transform .25s}
.decide-item:hover{transform:translateY(-2px);border-color:var(--rojo)}
.decide-zona--fuera .decide-item{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.decide-zona--fuera .decide-item:hover{border-color:var(--rojo)}
.decide-puerta{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center;font-size:11px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.8)}
.decide-puerta::before{content:"";position:absolute;left:10px;right:10px;top:50%;border-top:2px dashed rgba(255,0,0,.8);z-index:0}
.decide-puerta svg,.decide-puerta span{position:relative;z-index:1;background:#000;padding:0 6px}
.decide-puerta span{max-width:90px;line-height:1.4}
.garantias{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px;margin-top:clamp(48px,6vw,80px)}
.garantias li{position:relative;padding-top:22px;font-size:15.5px;line-height:1.55;color:rgba(255,255,255,.76)}
.garantias li::before{content:"";position:absolute;left:0;top:0;width:34px;height:2.6px;background:var(--rojo)}
.garantias strong{display:block;color:#fff;font-weight:800;font-size:15px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:6px}

/* ==========================================================================
   8 · CON QUÉ SE CONECTA
   ========================================================================== */
.conexiones{background:var(--gris-suave)}
.conectores{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:clamp(40px,5vw,60px)}
.conector{background:#fff;border:2px solid #000;border-radius:var(--radio);padding:26px 24px 28px;transition:border-color .25s,transform .35s var(--curva)}
.conector:hover{border-color:var(--rojo);transform:translateY(-4px)}
.conector h3{font-weight:800;font-size:15px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:16px}
.conector ul{display:flex;flex-wrap:wrap;gap:8px}
.conector li{font-size:13.5px;font-weight:600;padding:6px 12px;border:1.5px solid rgba(0,0,0,.22);border-radius:999px;line-height:1.3}
.conector li em{font-style:normal;font-weight:500;color:var(--gris-meta)}
.conector--otro{border-style:dashed;background:transparent}
.conector--captura h3{display:flex;align-items:center;gap:10px}
.conector--captura h3::before{content:"";width:10px;height:10px;border-radius:50%;background:var(--rojo)}
.conector--otro p{font-size:15px;color:var(--gris-texto)}

/* ==========================================================================
   9 · PARA QUIÉN ES
   ========================================================================== */
.para-quien{padding-top:clamp(40px,6vw,90px)}
.para-quien-rejilla{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(36px,6vw,96px);align-items:center}
.para-quien-img{margin:0}
.lista-ovillo{margin-top:30px;display:flex;flex-direction:column;gap:14px}
.lista-ovillo li{position:relative;padding-left:36px;font-weight:600;font-size:17px}
.lista-ovillo li::before{
  content:"";position:absolute;left:0;top:.1em;width:22px;height:22px;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cg fill='none' stroke='%23FF0000' stroke-width='1.6'%3E%3Cellipse cx='12' cy='12' rx='9' ry='5' transform='rotate(20 12 12)'/%3E%3Cellipse cx='12' cy='12' rx='8' ry='5' transform='rotate(75 12 12)'/%3E%3Cellipse cx='12' cy='12' rx='8' ry='4' transform='rotate(130 12 12)'/%3E%3C/g%3E%3C/svg%3E") center/contain no-repeat;
}
.otras-puertas{display:flex;flex-direction:column;align-items:flex-start;gap:12px;margin-top:38px;padding-top:26px;border-top:1px solid #000}
.otras-puertas .btn-flecha{white-space:normal;line-height:1.5}
.otras-puertas-titulo{font-weight:800;font-size:13px;letter-spacing:.2em;text-transform:uppercase;color:var(--gris-meta)}

/* ==========================================================================
   10 · QUIÉN ESTÁ DETRÁS
   ========================================================================== */
.quien{background:var(--gris-suave)}
.quien-rejilla{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:clamp(36px,6vw,96px);align-items:center}
.quien .entradilla a{font-weight:700}
.quien-foto{margin:0}
.quien-foto img{width:100%;border:2px solid #000;border-radius:var(--radio);filter:grayscale(1) contrast(1.05)}
.quien-foto figcaption{display:flex;flex-direction:column;margin-top:14px}
.quien-foto figcaption a{font-weight:800;font-size:17px;text-decoration:none}
.quien-foto figcaption a:hover{color:var(--rojo)}
.quien-foto figcaption span{font-size:12px;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--gris-meta);margin-top:4px}

/* ==========================================================================
   11 · CÓMO EMPEZAR
   ========================================================================== */
.empezar-pasos{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:clamp(40px,5vw,60px)}
.empezar-pasos li{border-top:2px solid #000;padding-top:26px}
.empezar-num{display:grid;place-items:center;width:52px;height:52px;border-radius:50%;border:2px solid #000;font-weight:800;font-size:20px;margin-bottom:18px}
.empezar-pasos li:first-child .empezar-num{background:var(--rojo);border-color:var(--rojo);color:#fff}
.empezar-pasos h3{font-weight:800;font-size:19px;text-transform:uppercase;margin-bottom:8px}
.empezar-pasos p{color:var(--gris-texto);font-size:16px;max-width:34ch}
.empezar-accion{margin-top:clamp(40px,5vw,56px)}

/* ==========================================================================
   12 · PREGUNTAS FRECUENTES
   ========================================================================== */
.preguntas{background:var(--gris-suave)}
.preguntas-rejilla{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(36px,6vw,96px);align-items:start}
.preguntas .cabecera{position:sticky;top:calc(var(--alto-nav) + 40px)}
.faq details{border-top:1.5px solid #000}
.faq details:last-child{border-bottom:1.5px solid #000}
.faq summary{position:relative;list-style:none;cursor:pointer;padding:22px 48px 22px 0;font-weight:700;font-size:clamp(17px,1.4vw,19px);line-height:1.35;transition:color .2s}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--rojo)}
.faq summary::before,.faq summary::after{content:"";position:absolute;right:6px;top:50%;width:18px;height:2.4px;background:var(--rojo);transition:transform .35s var(--curva)}
.faq summary::after{transform:rotate(90deg)}
.faq details[open] summary::after{transform:rotate(0deg)}
.faq details p{color:var(--gris-texto);padding:0 48px 24px 0;max-width:64ch;animation:funde .45s var(--curva)}

/* ==========================================================================
   13 · POR DENTRO
   ========================================================================== */
.esquema{
  display:grid;
  grid-template-columns:minmax(0,1fr) 96px minmax(0,1.55fr) 130px minmax(0,1fr);
  align-items:center;margin-top:clamp(40px,5vw,64px);
}
.esquema-bloque{border-radius:14px;padding:22px}
.esquema-titulo{font-weight:800;font-size:13px;letter-spacing:.2em;text-transform:uppercase;margin-bottom:14px}
.esquema-herramientas{border:1.5px solid rgba(0,0,0,.25)}
.esquema-herramientas ul{display:flex;flex-direction:column;gap:7px}
.esquema-herramientas li{font-size:13.5px;font-weight:600;padding:7px 12px;border:1.5px solid rgba(0,0,0,.2);border-radius:8px}
.esquema-herramientas .esquema-captura{border-color:var(--rojo);color:var(--rojo);font-weight:700}
.esquema-ordenador{border:2.5px solid #000;padding:24px}
.esquema-modulos{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:9px}
.esquema-modulos span{font-size:13.5px;font-weight:600;padding:12px 14px;border:1.5px solid #000;border-radius:9px;line-height:1.3}
.esquema-modulos .esquema-local{grid-column:1 / -1;border-color:var(--rojo);color:var(--rojo);font-weight:700;display:flex;align-items:center;gap:10px}
.esquema-modulos .esquema-local::before{content:"";width:10px;height:10px;border-radius:50%;background:var(--rojo);flex:none}
.esquema-avanzada{border:2px dashed #000}
.esquema-modelo{font-weight:800;font-size:30px;line-height:1.1;display:flex;flex-direction:column}
.esquema-modelo span{font-size:12px;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--gris-meta);margin-top:6px}
.esquema-nota{font-size:13px;color:var(--gris-texto);margin-top:14px;line-height:1.5}
.esquema-conector{position:relative;height:100%;min-height:60px;display:flex;flex-direction:column;align-items:center;justify-content:center}
.esquema-conector::before{content:"";position:absolute;left:0;right:0;top:50%;height:2px;background:#000}
.esquema-conector--puerta::before{background:none;border-top:2px dashed #000}
.esquema-pulso{position:absolute;left:0;top:50%;width:10px;height:10px;margin-top:-5px;border-radius:50%;background:var(--rojo);animation:pulso-h 2.4s var(--curva-traza) infinite}
.esquema-pulso--lento{animation-duration:4.8s;animation-delay:1.2s}
.esquema-etq{position:relative;margin-top:44px;font-size:10.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--gris-meta);text-align:center;line-height:1.35}
.esquema-candado{position:relative;z-index:1;background:#fff;padding:4px;border-radius:6px;display:grid;place-items:center}
.esquema-conector--puerta .esquema-etq{margin-top:10px}
@keyframes pulso-h{0%{left:0;opacity:0}12%{opacity:1}88%{opacity:1}100%{left:calc(100% - 10px);opacity:0}}

.ficha{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:34px 30px;margin-top:clamp(56px,7vw,90px)}
.ficha div{border-top:2px solid #000;padding-top:18px}
.ficha dt{font-weight:800;font-size:13px;letter-spacing:.2em;text-transform:uppercase;margin-bottom:10px}
.ficha dd{font-size:15.5px;line-height:1.62;color:var(--gris-texto)}
.ficha strong{color:#000}

/* ==========================================================================
   14 · CIERRE Y PIE
   ========================================================================== */
.cierre{background:#000;color:#fff;padding:clamp(110px,14vw,190px) 0 clamp(90px,11vw,140px);text-align:center}
.cierre-titulo{font-weight:800;font-size:clamp(56px,10vw,150px);line-height:.92;letter-spacing:-.02em;text-transform:uppercase}
.cierre-titulo .revela{display:inline-block}
html.js .cierre-titulo .revela{clip-path:inset(0 100% 0 0);transition:clip-path 1.5s var(--curva-traza)}
html.js .cierre-titulo.visible .revela{clip-path:inset(0 0 0 0)}
.cierre-sub{font-size:clamp(18px,1.6vw,22px);color:rgba(255,255,255,.8);margin-top:28px}
.cierre-accion{display:flex;align-items:center;justify-content:center;gap:0;margin-top:48px}
.cierre-flecha{width:min(34vw,420px);height:24px;flex:none;margin-right:18px}
.cierre-flecha line{stroke-dasharray:600;stroke-dashoffset:600;transition:stroke-dashoffset 1.6s var(--curva-traza) .2s}
.cierre-flecha polygon{opacity:0;transition:opacity .3s 1.6s}
.cierre-accion.visible .cierre-flecha line{stroke-dashoffset:0}
.cierre-accion.visible .cierre-flecha polygon{opacity:1}
html:not(.js) .cierre-flecha line{stroke-dashoffset:0}
html:not(.js) .cierre-flecha polygon{opacity:1}

.pie{background:#000;color:rgba(255,255,255,.62);border-top:1px solid rgba(255,255,255,.14);padding:44px 0 60px;font-size:13.5px}
.pie-dentro{display:flex;flex-wrap:wrap;align-items:center;gap:14px 34px}
.pie-marca img{height:26px;width:auto}
.pie-texto a,.pie-legal a{color:#fff;text-decoration:none}
.pie-texto a:hover,.pie-legal a:hover{color:var(--rojo)}
.pie-legal{display:flex;gap:20px;margin-left:auto}
.pie-copy{flex-basis:100%;font-size:12px;letter-spacing:.06em}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width:1180px){
  .ficha{grid-template-columns:repeat(2,minmax(0,1fr))}
  .garantias{grid-template-columns:repeat(2,minmax(0,1fr))}
  .esquema{grid-template-columns:minmax(0,1fr) 70px minmax(0,1.5fr) 110px minmax(0,1fr)}
  .esquema-modulos{grid-template-columns:minmax(0,1fr)}
}

@media (max-width:1000px){
  .banda--caos .banda-texto{position:static;transform:none;width:auto;max-width:calc(var(--ancho) + 2 * var(--margen));margin:0 auto;padding:40px var(--margen) 0}
  .dolores{grid-template-columns:repeat(2,minmax(0,1fr))}
  .funciones-rejilla,.conectores{grid-template-columns:repeat(2,minmax(0,1fr))}
  .funciones-rejilla > :last-child:nth-child(odd),.conectores > :last-child:nth-child(odd){grid-column:1 / -1}
  .pasos{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px 22px}
  .privacidad-arriba{grid-template-columns:minmax(0,1fr)}
  .captura-rejilla{grid-template-columns:minmax(0,1fr)}
  .privacidad-img{max-width:420px}
  .para-quien-rejilla,.quien-rejilla,.preguntas-rejilla{grid-template-columns:minmax(0,1fr)}
  .para-quien-img{max-width:360px}
  .quien-foto{max-width:360px}
  .preguntas .cabecera{position:static}
}

@media (max-width:980px){
  .dia-escena{grid-template-columns:minmax(0,1fr)}
  .dia-dispositivo{display:none}
  .dia-pasos{padding-left:30px}
  .dia-pasos::before,.dia-pasos::after{left:4px}
  .dia-paso{min-height:0;opacity:1;padding:26px 0}
  .dia-paso::before{left:-30px;top:40px}
  .dia-paso-pantalla{display:block;margin-top:20px}
  .mini-app{background:#fff;border:1.5px solid #000;border-radius:12px;overflow:hidden}
  .mini-app-barra{display:flex;align-items:center;justify-content:space-between;height:36px;padding:0 14px;border-bottom:1px solid rgba(0,0,0,.12);font-size:11px;font-weight:800;letter-spacing:.2em}
  .mini-app-barra span:last-child{letter-spacing:.06em}
  .mini-app .vista{position:static;opacity:1;transform:none;padding:20px 18px}
  .mini-app .vista-titulo{font-size:20px}
}

@media (max-width:900px){
  :root{--alto-nav:60px}
  .nav-enlaces{display:none}
  .nav-dentro{justify-content:space-between}
  .nav-logo{height:24px}
  .nav-producto{font-size:12px;padding-left:12px}
  html.js.anima .portada{height:auto}
  .portada-fija{position:relative;height:auto;min-height:100vh;min-height:100svh;align-items:flex-end;justify-content:flex-start;padding:calc(var(--alto-nav) + 46vw + 34px) var(--margen) 64px}
  .portada-texto{width:100%}
  .portada-respaldo{top:26%;left:50%;transform:translate(-50%,-50%);width:88vw}
  .portada-pista{display:none}
  .pilares{grid-template-columns:minmax(0,1fr)}
  .cerebros{grid-template-columns:minmax(0,1fr)}
  .decide-zonas{grid-template-columns:minmax(0,1fr);gap:0}
  .decide-puerta{flex-direction:row;padding:18px 0}
  .decide-puerta::before{left:50%;right:auto;top:0;bottom:0;border-top:0;border-left:2px dashed rgba(255,0,0,.8)}
  .decide-puerta span{max-width:none}
  .empezar-pasos{grid-template-columns:minmax(0,1fr)}
  .captura-demo{grid-template-columns:minmax(0,1fr);justify-items:center;gap:26px}
  .captura-destinos{padding-left:0;width:100%;max-width:420px}
  .destino::before,.destino::after{display:none}
  .regla{flex-direction:column;align-items:flex-start;gap:16px;padding:24px}
  .esquema{grid-template-columns:minmax(0,1fr)}
  .esquema-herramientas ul{flex-direction:row;flex-wrap:wrap}
  .esquema-conector{height:76px;min-height:0}
  .esquema-conector::before{left:50%;right:auto;top:0;bottom:0;width:2px;height:auto}
  .esquema-conector--puerta::before{border-top:0;border-left:2px dashed #000;width:0}
  .esquema-pulso{left:50%;top:0;margin:0 0 0 -5px;animation-name:pulso-v}
  .esquema-etq{position:absolute;left:50%;top:50%;transform:translateY(-50%);margin:0 0 0 20px;text-align:left}
  .esquema-candado{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}
  .esquema-conector--puerta .esquema-etq{margin:0 0 0 28px}
  .cierre-flecha{width:22vw;margin-right:12px}
}
@keyframes pulso-v{0%{top:0;opacity:0}12%{opacity:1}88%{opacity:1}100%{top:calc(100% - 10px);opacity:0}}

@media (max-width:640px){
  body{font-size:16px}
  .dolores,.funciones-rejilla,.conectores,.pasos,.ficha,.garantias{grid-template-columns:minmax(0,1fr)}
  .dolor{padding:24px 56px 24px 22px}
  .funcion{min-height:0}
  .cabecera--fila{align-items:flex-start}
  .btn:not(.btn-nav){padding:14px 24px;font-size:12.5px}
  .btn-nav{padding:8px 14px;font-size:10.5px;letter-spacing:.1em}
  .nav-dentro{gap:12px}
  .nav-marca{gap:10px}
  .nav-logo{height:21px}
  .nav-producto{padding-left:10px;font-size:11px;letter-spacing:.2em}
  .portada-sub{font-size:17px}
  .portada-titulo{font-size:clamp(46px,14vw,64px)}
  .portada-acciones{gap:16px 24px}
  .vista-dossier div{grid-template-columns:minmax(0,1fr);gap:2px}
  .vista-datos b{font-size:22px}
  .vista-tmi li{grid-template-columns:28px minmax(0,1fr)}
  .vista-tmi span{grid-column:2;text-align:left}
  .vista-datos div{padding:10px}
  .vista-datos span{font-size:9.5px;letter-spacing:.04em;overflow-wrap:anywhere}
  .cierre-accion{flex-direction:column;gap:22px}
  .cierre-flecha{width:60vw;margin:0}
  .pie-legal{margin-left:0}
}

/* ---------- movimiento reducido: todo quieto y visible ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  html.js .aparece{opacity:1;transform:none;transition:none}
  html.js .portada-titulo{animation:none}
  html.js .cierre-titulo .revela{clip-path:none;transition:none}
  .esquema-pulso{animation:none;display:none}
  html.js .captura-demo .movil-onda i{transform:none;animation:none}
  html.js .movil-transcripcion .palabra,html.js .captura-demo .movil-estado,html.js .captura-demo .destino{opacity:1;transform:none}
  .pasos-linea span{transform:none;transition:none}
  .cierre-flecha line{stroke-dashoffset:0;transition:none}
  .cierre-flecha polygon{opacity:1;transition:none}
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important}
}

@media print{
  .nav,.portada-lienzo,.portada-pista,#pbc-contacto{display:none !important}
  html.js .aparece{opacity:1;transform:none}
  .portada{height:auto !important}
}