/* ═══════════════════════════════════════════════════════════════════
   NexTrade AI — sistema visual compartido de la web (portada, afiliados,
   legal, marca). Cada página añade solo lo suyo en su <style>.
   Oscuro por defecto; [data-tema="claro"] cambia solo los tokens.
   ═══════════════════════════════════════════════════════════════════ */

:root{
  /* Marca */
  --azul:#378add; --azul-2:#5aa2ea; --azul-osc:#2b74c4; --azul-claro:#8ec5f0; --hielo:#d6ebff;
  --navy:#0a0f1e; --verde:#34c79a; --rojo-suave:#e8798a;

  /* Superficies (oscuro) */
  --fondo:#050912; --fondo-2:#0a0f1e; --fondo-3:#0e1526;
  --vidrio:rgba(255,255,255,.035); --vidrio-2:rgba(255,255,255,.06); --vidrio-3:rgba(255,255,255,.09);
  --borde:rgba(255,255,255,.08); --borde-2:rgba(255,255,255,.14); --borde-azul:rgba(90,162,234,.45);
  --tinta:#f2f6fc; --texto:#c9d4e5; --texto-2:#8d9cb4; --texto-3:#6c7c96;
  --brillo:rgba(55,138,221,.35); --sombra:0 30px 80px -20px rgba(0,0,0,.65);
  --nav-fondo:rgba(5,9,18,.72); --menu-fondo:rgba(12,18,34,.86);

  /* Tipografía: una sola familia. Inter con tamaños ópticos (opsz) hace de
     display en los titulares y de texto en el resto, igual que el logo. */
  --f:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --t-hero:clamp(44px,5.6vw,88px);
  --t-h2:clamp(32px,3.9vw,58px);
  --t-h3:clamp(19px,1.45vw,22px);
  --t-lead:clamp(17px,1.25vw,19px);
  --t-cuerpo:16px; --t-peq:14px; --t-mini:12.5px;

  /* Medidas */
  --ancho:1240px; --margen:clamp(20px,4vw,56px);
  --sec:clamp(80px,8.5vw,128px);
  --r-xl:28px; --r-l:20px; --r-m:14px; --r-s:10px;
  --nav-alto:72px;
  --ease:cubic-bezier(.2,.7,.1,1); --ease-io:cubic-bezier(.65,0,.35,1);
  color-scheme:dark;
}
[data-tema="claro"]{
  --fondo:#f3f6fb; --fondo-2:#e8eef8; --fondo-3:#ffffff;
  --vidrio:rgba(255,255,255,.62); --vidrio-2:rgba(255,255,255,.8); --vidrio-3:#fff;
  --borde:rgba(10,15,30,.08); --borde-2:rgba(10,15,30,.14); --borde-azul:rgba(55,138,221,.5);
  --tinta:#0a0f1e; --texto:#2c3746; --texto-2:#566377; --texto-3:#7a879b;
  --brillo:rgba(55,138,221,.22); --sombra:0 30px 70px -24px rgba(10,15,30,.22);
  --nav-fondo:rgba(243,246,251,.78); --menu-fondo:rgba(255,255,255,.92);
  color-scheme:light;
}

/* ── Base ── */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--nav-alto) + 16px)}
[hidden]{display:none!important}
body{font-family:var(--f);font-optical-sizing:auto;font-size:var(--t-cuerpo);line-height:1.6;color:var(--texto);
  background:var(--fondo);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;overflow-x:hidden}
/* Fondo de página: dos resplandores de marca y un grano muy suave, fijos */
body::before{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(60vw 50vw at 85% -10%,rgba(55,138,221,.16),transparent 60%),
    radial-gradient(50vw 40vw at -10% 60%,rgba(43,116,196,.10),transparent 60%),
    var(--fondo)}
body::after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.05;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
[data-tema="claro"] body::before{background:
    radial-gradient(60vw 50vw at 85% -10%,rgba(55,138,221,.14),transparent 60%),
    radial-gradient(50vw 40vw at -10% 60%,rgba(142,197,240,.18),transparent 60%),
    var(--fondo)}
img,svg,canvas{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;border:none;background:none}
a,button,[role="button"]{touch-action:manipulation;-webkit-tap-highlight-color:transparent}
input,select,textarea{font:inherit;color:inherit}
.mono{font-variant-numeric:tabular-nums}
::selection{background:rgba(55,138,221,.4);color:#fff}
:focus-visible{outline:2px solid var(--azul-2);outline-offset:3px;border-radius:6px}

/* El lienzo de partículas vive detrás de todo el contenido */
.nt-escena{position:fixed;inset:0;width:100vw;height:100vh;z-index:0;pointer-events:none}
body>*:not(.nt-escena):not(.velo):not(#arriba):not(nav){position:relative;z-index:1}

/* ── Tipografía ── */
h1,h2,h3,h4{color:var(--tinta);font-weight:500;letter-spacing:-.035em;line-height:1.02;text-wrap:balance}
h1{font-size:var(--t-hero);letter-spacing:-.045em;line-height:.98}
h2{font-size:var(--t-h2)}
h3{font-size:var(--t-h3);font-weight:600;letter-spacing:-.015em;line-height:1.25}
p{text-wrap:pretty}
.entradilla{font-size:var(--t-lead);line-height:1.6;color:var(--texto);max-width:60ch}
.secundario{color:var(--texto-2)}
b,strong{color:var(--tinta);font-weight:600}

/* ── Estructura ── */
.contenedor{width:100%;max-width:calc(var(--ancho) + var(--margen)*2);margin:0 auto;padding:0 var(--margen)}
.seccion{padding-top:var(--sec);padding-bottom:var(--sec)}
.cab-seccion{max-width:760px}
.cab-seccion .entradilla{margin-top:24px}
.centrado{text-align:center}
.centrado .cab-seccion,.cab-seccion.centrado{margin-left:auto;margin-right:auto}
.centrado .entradilla{margin-left:auto;margin-right:auto}

/* ── Botones ── */
.btn1,.btn2,.btn3{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:52px;padding:0 26px;
  border-radius:999px;font-size:15.5px;font-weight:600;letter-spacing:-.005em;white-space:nowrap;
  transition:transform .25s var(--ease),box-shadow .3s var(--ease),background .25s,border-color .25s,color .2s}
.btn1{color:#fff;background:linear-gradient(180deg,#4b9be8,#2f7fd0);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 10px 30px -10px rgba(55,138,221,.75)}
.btn1:hover{transform:translateY(-1px);box-shadow:inset 0 1px 0 rgba(255,255,255,.32),0 16px 40px -10px rgba(55,138,221,.95),0 0 0 4px rgba(55,138,221,.16)}
.btn1:active{transform:translateY(1px)}
.btn1:disabled{opacity:.6;cursor:wait;transform:none}
.btn2,.btn3{color:var(--tinta);background:var(--vidrio);border:1px solid var(--borde-2);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}
.btn2:hover,.btn3:hover{border-color:var(--borde-azul);background:var(--vidrio-2);transform:translateY(-1px)}
.btn2:active,.btn3:active{transform:translateY(1px)}
.botones{display:flex;gap:12px;flex-wrap:wrap}
.btn1.ancho{display:flex;width:100%;height:48px;margin-top:16px;font-size:15px}

/* ── Vidrio: tarjetas sobre el fondo vivo ── */
.vidrio{position:relative;background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.018));
  border:1px solid var(--borde);border-radius:var(--r-l);
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%)}
[data-tema="claro"] .vidrio{background:linear-gradient(180deg,rgba(255,255,255,.86),rgba(255,255,255,.62));
  box-shadow:0 1px 0 rgba(255,255,255,.9) inset,0 18px 50px -30px rgba(10,15,30,.25)}
/* Foco de luz que sigue al ratón (lo mueve nt.js con --mx/--my) */
.vidrio.foco::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;
  transition:opacity .35s;background:radial-gradient(420px circle at var(--mx,50%) var(--my,0%),rgba(90,162,234,.13),transparent 60%)}
.vidrio.foco:hover::after{opacity:1}

/* ── Navegación (de borde a borde: logo a la izquierda, botones a la derecha) ── */
nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:0 clamp(16px,2.2vw,32px);
  transition:background .35s,border-color .35s,-webkit-backdrop-filter .35s,backdrop-filter .35s;border-bottom:1px solid transparent}
nav.solida,body.sin-hero nav{background:var(--nav-fondo);border-bottom-color:var(--borde);
  -webkit-backdrop-filter:blur(20px) saturate(150%);backdrop-filter:blur(20px) saturate(150%)}
.nav-in{height:var(--nav-alto);display:flex;align-items:center;gap:12px;position:relative}
.nav-hueco{flex:1}
.nav-der{display:flex;align-items:center;gap:8px}
.nav-enlaces{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;gap:4px;padding:5px;
  border-radius:999px;background:var(--vidrio);border:1px solid var(--borde)}
.nav-enlaces a{font-size:14px;font-weight:500;color:var(--texto-2);padding:7px 15px;border-radius:999px;transition:color .2s,background .2s;white-space:nowrap}
.nav-enlaces a:hover{color:var(--tinta)}
.nav-enlaces a.activo{color:var(--tinta);background:var(--vidrio-3)}
@media(max-width:1180px){.nav-enlaces{display:none}}
.nav-entrar,.nav-link{display:inline-flex;align-items:center;height:40px;padding:0 16px;border-radius:999px;font-size:14px;font-weight:500;
  color:var(--texto);transition:color .2s,background .2s}
.nav-entrar:hover,.nav-link:hover{color:var(--tinta);background:var(--vidrio-2)}
.nav-crear,.nav-terminal,.nav-cta{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border-radius:999px;
  font-size:14px;font-weight:600;color:#fff;background:linear-gradient(180deg,#4b9be8,#2f7fd0);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 8px 22px -10px rgba(55,138,221,.8);transition:box-shadow .25s,transform .2s}
.nav-crear:hover,.nav-terminal:hover,.nav-cta:hover{box-shadow:inset 0 1px 0 rgba(255,255,255,.3),0 10px 28px -8px rgba(55,138,221,.95),0 0 0 4px rgba(55,138,221,.14)}
.nav-terminal svg{width:13px;height:13px}
/* Botones de icono: perfil y ajustes, mismos en todas las páginas */
.ajustes{position:relative}
.ajustes-btn,.nav-perfil{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;flex-shrink:0;
  background:var(--vidrio);border:1px solid var(--borde-2);color:var(--texto);transition:border-color .2s,color .2s,background .2s,transform .4s var(--ease)}
.ajustes-btn:hover,.nav-perfil:hover,.ajustes.abierto .ajustes-btn{border-color:var(--borde-azul);color:var(--tinta);background:var(--vidrio-2)}
.ajustes.abierto .ajustes-btn svg{transform:rotate(60deg)}
.ajustes-btn svg{transition:transform .5s var(--ease)}
.ajustes-btn svg,.nav-perfil svg{width:17px;height:17px}

/* Menús desplegables (logo y ajustes) */
.menu-marca{position:relative}
.marca-btn{display:flex;align-items:center;gap:10px;padding:8px 12px 8px 4px;border-radius:12px;transition:background .2s}
.marca-btn:hover{background:var(--vidrio-2)}
.marca-btn img{height:24px;width:auto}
.marca-btn>svg{color:var(--texto-2);transition:transform .3s var(--ease)}
.menu-marca.abierto .marca-btn>svg{transform:rotate(180deg)}
.marca-menu,.ajustes-menu{position:absolute;top:calc(100% + 10px);z-index:120;background:var(--menu-fondo);
  border:1px solid var(--borde-2);border-radius:18px;padding:8px;box-shadow:var(--sombra);
  -webkit-backdrop-filter:blur(24px) saturate(160%);backdrop-filter:blur(24px) saturate(160%);
  opacity:0;visibility:hidden;transform:translateY(-6px) scale(.98);transform-origin:top left;
  transition:opacity .2s,transform .25s var(--ease),visibility .2s}
.marca-menu{left:0;width:320px;max-width:calc(100vw - 32px)}
.ajustes-menu{right:0;width:244px;transform-origin:top right}
.menu-marca.abierto .marca-menu,.ajustes.abierto .ajustes-menu{opacity:1;visibility:visible;transform:none}
.marca-menu a{display:flex;align-items:center;gap:14px;padding:10px 12px;border-radius:12px;transition:background .15s}
.marca-menu a:hover{background:var(--vidrio-2)}
.marca-menu .ico{width:34px;height:34px;flex-shrink:0;display:grid;place-items:center;border-radius:10px;
  background:var(--vidrio-2);border:1px solid var(--borde);color:var(--azul-claro)}
[data-tema="claro"] .marca-menu .ico{color:var(--azul)}
.marca-menu .ico svg{width:16px;height:16px}
.marca-menu b{display:block;font-size:14px;font-weight:600;color:var(--tinta);line-height:1.3}
.marca-menu span span{display:block;font-size:12.5px;color:var(--texto-2);line-height:1.4;margin-top:2px}
.marca-menu hr{border:none;height:1px;background:var(--borde);margin:6px 8px}
.ajustes-titulo{font-size:12.5px;color:var(--texto-2);font-weight:500;padding:8px 10px 6px}
.ajustes-menu button{display:flex;align-items:center;gap:10px;width:100%;padding:9px 10px;border-radius:10px;
  font-size:14px;color:var(--texto);text-align:left;transition:background .15s,color .15s}
.ajustes-menu button:hover{background:var(--vidrio-2);color:var(--tinta)}
.ajustes-menu button.activo{background:rgba(55,138,221,.16);color:var(--tinta)}
.ajustes-menu button img{border-radius:3px;flex-shrink:0}
.ajustes-menu button svg{width:17px;height:17px;flex-shrink:0}
.ajustes-menu .marca{margin-left:auto;color:var(--azul-2);font-weight:700}
.ajustes-sep{height:1px;background:var(--borde);margin:6px 8px}

/* ── Preguntas (acordeón) ── */
.faq-item{border-bottom:1px solid var(--borde)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px 0;font-size:17px;font-weight:550;
  color:var(--tinta);cursor:pointer;line-height:1.4;transition:color .2s}
.faq-q:hover{color:var(--azul-claro)}
[data-tema="claro"] .faq-q:hover{color:var(--azul-osc)}
.faq-q::after{content:"";flex-shrink:0;width:28px;height:28px;border-radius:50%;border:1px solid var(--borde-2);
  background:
    linear-gradient(var(--tinta),var(--tinta)) center/10px 1.5px no-repeat,
    linear-gradient(var(--tinta),var(--tinta)) center/1.5px 10px no-repeat;
  transition:transform .35s var(--ease),background-color .2s}
.faq-item.abierto .faq-q::after{transform:rotate(135deg);background-color:rgba(55,138,221,.18)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .4s var(--ease);font-size:15.5px;line-height:1.75;color:var(--texto)}
.faq-a>*{overflow:hidden}
.faq-item.abierto .faq-a{grid-template-rows:1fr}
/* El texto de cada respuesta va en un <span> interno (lo rellena la traducción) */
.faq-a>span{display:block;min-height:0}
.faq-item.abierto .faq-a>span{padding-bottom:24px}

/* ── Pie ── */
footer{position:relative;z-index:1;padding:clamp(72px,9vw,120px) 0 0;overflow:hidden;
  background:linear-gradient(180deg,transparent,rgba(3,6,13,.85) 30%)}
[data-tema="claro"] footer{background:linear-gradient(180deg,transparent,rgba(220,229,242,.9) 30%)}
.pie-in{display:grid;grid-template-columns:1.3fr 2fr;gap:56px;padding-bottom:56px}
.pie-in img{height:26px;width:auto;margin-bottom:20px}
.pie-desc{font-size:14.5px;line-height:1.7;max-width:340px;color:var(--texto-2)}
.pie-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.pie-cols h4{font-size:13px;font-weight:600;letter-spacing:0;color:var(--tinta);margin-bottom:14px;line-height:1.4}
.pie-cols a{display:block;font-size:14.5px;padding:6px 0;color:var(--texto-2);transition:color .2s;width:fit-content}
.pie-cols a:hover{color:var(--tinta)}
.pie-abajo{padding:28px 0 36px;border-top:1px solid var(--borde);font-size:13.5px;color:var(--texto-2)}
.pie-abajo .legal,.pie-aviso{margin-top:10px;font-size:13px;color:var(--texto-3);line-height:1.7;max-width:780px}

/* ── Ventanas (acceso, perfil) ── */
.velo{position:fixed;inset:0;z-index:200;display:grid;place-items:center;padding:20px;
  background:rgba(3,6,13,.62);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);animation:velo-in .25s ease}
.caja-acc{position:relative;width:100%;max-width:420px;max-height:92vh;overflow-y:auto;padding:32px;
  background:var(--menu-fondo);border:1px solid var(--borde-2);border-radius:var(--r-xl);box-shadow:var(--sombra);
  -webkit-backdrop-filter:blur(30px) saturate(160%);backdrop-filter:blur(30px) saturate(160%);animation:caja-in .35s var(--ease);overscroll-behavior:contain}
@keyframes velo-in{from{opacity:0}}
@keyframes caja-in{from{opacity:0;transform:translateY(12px) scale(.98)}}
.caja-acc h3{font-size:24px;font-weight:600;letter-spacing:-.025em;margin-bottom:8px}
.caja-acc>p{font-size:14px;color:var(--texto-2);line-height:1.6;margin-bottom:20px}
.caja-acc label{display:block;font-size:13px;color:var(--texto-2);font-weight:500;margin:16px 0 8px}
#veloPerfil .caja-acc>label{margin-top:28px;color:var(--tinta);font-weight:600}
.campo-acc,.campo{width:100%;height:46px;background:var(--vidrio);border:1px solid var(--borde-2);border-radius:12px;
  padding:0 14px;color:var(--tinta);font-size:15px;transition:border-color .2s,box-shadow .2s,background .2s}
.campo-acc:focus,.campo:focus{outline:none;border-color:var(--azul);box-shadow:0 0 0 4px rgba(55,138,221,.18);background:var(--vidrio-2)}
.campo-acc::placeholder,.campo::placeholder{color:var(--texto-3)}
.con-ojo{position:relative}
.con-ojo .campo-acc,.con-ojo .campo{padding-right:46px}
.ojo-acc,.ojo{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:34px;height:34px;border-radius:9px;
  display:grid;place-items:center;color:var(--texto-2)}
.ojo-acc:hover,.ojo:hover{color:var(--tinta);background:var(--vidrio-2)}
.ojo-acc svg,.ojo svg{width:17px;height:17px;pointer-events:none}
.solapas-acc{display:flex;gap:4px;background:var(--vidrio);border:1px solid var(--borde);border-radius:999px;padding:4px;margin-bottom:24px}
.solapas-acc button{flex:1;height:38px;border-radius:999px;color:var(--texto-2);font-size:14px;font-weight:550;transition:background .2s,color .2s}
.solapas-acc button.on{background:linear-gradient(180deg,#4b9be8,#2f7fd0);color:#fff}
.btn-cancelar{width:100%;margin-top:8px;height:42px;border-radius:999px;color:var(--texto-2);font-size:14px;font-weight:550}
.btn-cancelar:hover{color:var(--tinta);background:var(--vidrio-2)}
.nota-acc{font-size:12.5px!important;color:var(--texto-2)!important;line-height:1.6;margin:16px 0 0!important}
/* Errores y avisos en el color del texto y en negrita, sin rojo */
.err-acc{font-size:13.5px;color:var(--tinta);font-weight:650;margin-top:12px;line-height:1.5}
.ok-acc{font-size:13.5px;color:var(--texto);font-weight:550;margin-top:12px;line-height:1.5}
.err-acc:empty,.ok-acc:empty{display:none}
.enlace-olvide{color:var(--azul-claro);font-size:13.5px;font-weight:550;padding:10px 0 0;text-align:left}
[data-tema="claro"] .enlace-olvide{color:var(--azul-osc)}
.enlace-olvide:hover{text-decoration:underline}

/* ── Volver arriba ── */
#arriba{position:fixed;right:22px;bottom:22px;z-index:130;width:48px;height:48px;border-radius:50%;display:grid;place-items:center;
  color:var(--tinta);background:var(--menu-fondo);border:1px solid var(--borde-2);box-shadow:var(--sombra);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity .3s,transform .3s var(--ease),visibility .3s,border-color .2s}
#arriba.visible{opacity:1;visibility:visible;transform:none}
#arriba:hover{border-color:var(--borde-azul)}
#arriba svg{width:19px;height:19px}

/* ── Movimiento: entradas al hacer scroll (solo si hay JS) ── */
.js [data-r]{opacity:0;transform:translate3d(0,28px,0);transition:opacity .9s var(--ease),transform 1.1s var(--ease);transition-delay:var(--d,0s)}
.js h1[data-r],.js h2[data-r]{filter:blur(8px);transition:opacity .9s var(--ease),transform 1.1s var(--ease),filter 1s var(--ease);transition-delay:var(--d,0s)}
.js [data-r].visto{opacity:1;transform:none;filter:none}

@media(max-width:960px){
  .pie-in{grid-template-columns:1fr;gap:40px}
  .pie-cols{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  :root{--nav-alto:64px}
  .pie-cols{grid-template-columns:1fr}
  .btn1,.btn2,.btn3{height:50px;padding:0 22px;font-size:15px}
  .botones>a,.botones>button{flex:1 1 100%}
  .caja-acc{padding:24px 20px;border-radius:22px}
  .campo-acc,.campo{font-size:16px}
  .nav-entrar{display:none}
  .nav-crear,.nav-terminal,.nav-cta{height:38px;padding:0 14px;font-size:13.5px}
  .ajustes-btn,.nav-perfil{width:38px;height:38px}
  .marca-btn img{height:21px}
  #arriba{right:16px;bottom:16px;width:44px;height:44px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .js [data-r]{opacity:1;transform:none;filter:none}
}

/* ── Logo según el tema: blanco sobre oscuro, el oficial oscuro sobre claro ── */
.logo-en-claro{display:none!important}
[data-tema="claro"] .logo-en-claro{display:block!important}
[data-tema="claro"] .logo-en-oscuro{display:none!important}

/* ══ PÁGINAS DE LECTURA (legal, condiciones de afiliados, marca) ══ */
.doc-cab{padding:calc(var(--nav-alto) + clamp(64px,9vw,128px)) 0 clamp(48px,6vw,88px)}
.doc-cab h1{font-size:clamp(40px,5.2vw,76px);max-width:15ch}
.doc-cab p{margin-top:24px;font-size:var(--t-lead);line-height:1.6;color:var(--texto);max-width:40em}
.doc-rejilla{display:grid;grid-template-columns:260px minmax(0,1fr);gap:clamp(24px,4vw,56px);align-items:start;padding-bottom:var(--sec)}
/* Índice y texto van en cajas casi opacas: las partículas no se cruzan con la letra */
.doc-indice,.doc-cuerpo{background:rgba(10,15,30,.9);border:1px solid var(--borde);
  -webkit-backdrop-filter:blur(20px) saturate(140%);backdrop-filter:blur(20px) saturate(140%)}
[data-tema="claro"] .doc-indice,[data-tema="claro"] .doc-cuerpo{background:rgba(255,255,255,.94)}
.doc-indice{position:sticky;top:calc(var(--nav-alto) + 32px);max-height:calc(100vh - var(--nav-alto) - 64px);overflow-y:auto;scrollbar-width:thin;
  padding:24px 20px;border-radius:var(--r-l)}
.doc-indice h4{font-size:13px;font-weight:550;letter-spacing:0;color:var(--texto-2);margin-bottom:14px}
.doc-indice a{display:block;padding:8px 0 8px 16px;border-left:2px solid var(--borde);font-size:14px;line-height:1.4;color:var(--texto-2);transition:color .2s,border-color .2s}
.doc-indice a:hover{color:var(--tinta)}
.doc-indice a.activo{color:var(--tinta);border-left-color:var(--azul)}
.doc-cuerpo{max-width:860px;min-width:0;padding:clamp(28px,4vw,56px);border-radius:var(--r-xl)}
.doc-cuerpo section{padding-top:64px;scroll-margin-top:calc(var(--nav-alto) + 24px)}
.doc-cuerpo section:first-child{padding-top:0}
.doc-cuerpo h2{font-size:clamp(24px,2.2vw,32px);letter-spacing:-.025em;line-height:1.15;margin-bottom:14px}
.doc-cuerpo h3{font-size:18.5px;margin:36px 0 12px}
.doc-cuerpo p,.doc-cuerpo li{font-size:16px;line-height:1.75;color:var(--texto)}
.doc-cuerpo p{margin-bottom:16px}
.doc-cuerpo ul,.doc-cuerpo ol{margin:0 0 20px 22px}
.doc-cuerpo li{margin-bottom:8px;padding-left:4px}
.doc-cuerpo li::marker{color:var(--azul-2)}
.doc-cuerpo a{color:var(--azul-claro);text-decoration:underline;text-underline-offset:3px}
[data-tema="claro"] .doc-cuerpo a{color:var(--azul-osc)}
.fecha{font-size:14px;color:var(--texto-2);margin-bottom:32px}
.destacado,.peligro{margin:28px 0;padding:22px 26px;border-radius:18px;background:var(--vidrio);border:1px solid var(--borde);border-left:3px solid var(--azul)}
.peligro{border-left-color:var(--tinta)}
.destacado p:last-child,.peligro p:last-child{margin-bottom:0}

/* Pie sencillo de las páginas de lectura */
.pie-simple .pie-enlaces{display:flex;flex-wrap:wrap;gap:10px 28px;padding-bottom:32px;font-size:14.5px}
.pie-simple .pie-enlaces a{color:var(--texto-2);transition:color .2s}
.pie-simple .pie-enlaces a:hover{color:var(--tinta)}
.pie-simple .pie-enlaces span{display:contents}
.pie-simple .pie-abajo p+p{margin-top:10px;font-size:13px;color:var(--texto-3);line-height:1.7;max-width:780px}

@media(max-width:900px){
  .doc-rejilla{grid-template-columns:1fr;gap:32px}
  .doc-indice{position:static;max-height:none;padding:20px 22px;border-radius:18px}
  .doc-cuerpo{padding:24px 20px;border-radius:22px}
  .doc-indice .indice-caja,.doc-indice .indice-lista{display:flex;flex-wrap:wrap;gap:8px}
  .doc-indice a{border:1px solid var(--borde-2);border-radius:999px;padding:7px 14px}
  .doc-indice a.activo{border-color:var(--borde-azul)}
}
@media(max-width:600px){ .nav-link{display:none} }