/* Web y Software MX — hoja única */
:root{
  --tinta:#0d1117;--tinta-2:#2b3240;--gris:#5b6475;--linea:#e3e6ec;--suave:#f2f4f7;
  --fondo:#ffffff;--acento:#ff4d17;--acento-osc:#d93a07;--azul:#1638ff;--verde:#0f8a47;--verde-osc:#0b6e38;
  --radio:6px;--ancho:1180px;
  --f-tit:"Archivo",system-ui,sans-serif;--f-txt:"Public Sans",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--fondo);color:var(--tinta);font-family:var(--f-txt);font-size:17px;line-height:1.6;overflow-x:hidden}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--azul);text-underline-offset:3px}
h1,h2,h3,h4{font-family:var(--f-tit);line-height:1.12;letter-spacing:-.02em;margin:0 0 .5em;font-weight:800;overflow-wrap:break-word}
h1{font-size:clamp(2.1rem,5.4vw,4.1rem)}
h2{font-size:clamp(1.6rem,3.4vw,2.5rem)}
h3{font-size:1.22rem;letter-spacing:-.01em}
p{margin:0 0 1em}
.envoltura{max-width:var(--ancho);margin:0 auto;padding:0 20px}
.saltar{position:absolute;left:-999px;top:0;background:var(--tinta);color:#fff;padding:10px 14px;z-index:99}
.saltar:focus{left:10px}

/* Cabecera */
.cabecera{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--linea)}
.cabecera .envoltura{display:flex;align-items:center;gap:20px;min-height:68px}
.marca{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--tinta);font-family:var(--f-tit);font-weight:800;font-size:1.12rem;letter-spacing:-.02em;white-space:nowrap}
.marca b{color:var(--acento)}
.marca svg{width:34px;height:34px}
.menu{display:flex;gap:4px;margin-left:auto;align-items:center}
.menu a{color:var(--tinta-2);text-decoration:none;font-weight:600;font-size:.95rem;padding:8px 10px;border-radius:var(--radio)}
.menu a:hover,.menu a[aria-current=page]{background:var(--suave);color:var(--tinta)}
.boton-menu{display:none;margin-left:auto;background:none;border:1px solid var(--linea);border-radius:var(--radio);padding:9px 11px;cursor:pointer;min-height:44px}
.boton-menu span{display:block;width:20px;height:2px;background:var(--tinta);margin:4px 0}
@media (max-width:1020px){
  .boton-menu{display:block}
  .menu{display:none;position:absolute;left:0;right:0;top:68px;background:#fff;border-bottom:1px solid var(--linea);flex-direction:column;align-items:stretch;padding:10px 20px 18px;gap:2px}
  .menu.abierto{display:flex}
  .menu a{padding:12px 10px;font-size:1rem}
  .menu .btn{margin-top:8px;justify-content:center}
}

/* Botones */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--f-tit);font-weight:700;font-size:1rem;text-decoration:none;border-radius:var(--radio);padding:13px 20px;border:2px solid transparent;cursor:pointer;min-height:48px;line-height:1.2;transition:transform .15s ease,background .15s ease}
.btn:active{transform:translateY(1px)}
.btn-wa{background:var(--verde);color:#fff}
.btn-wa:hover{background:var(--verde-osc)}
.btn-acento{background:var(--acento);color:#fff}
.btn-acento:hover{background:var(--acento-osc)}
.btn-linea{background:#fff;color:var(--tinta);border-color:var(--tinta)}
.btn-linea:hover{background:var(--tinta);color:#fff}
.btn svg{width:20px;height:20px;flex:none}
.menu .btn{color:#fff;padding:10px 16px;min-height:44px}
.menu .btn:hover{background:var(--verde-osc);color:#fff}

/* Portada */
.portada{position:relative;background:var(--tinta);color:#fff;overflow:hidden}
.portada::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(180deg,#000 30%,transparent)}
.portada .envoltura{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding-top:76px;padding-bottom:84px}
.portada h1{color:#fff}
.portada h1 .marcador{background:var(--acento);color:#fff;padding:0 .14em;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.portada .bajada{font-size:1.2rem;color:#c9cfdb;max-width:40ch}
.portada .acciones{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 22px}
.portada .btn-linea{background:transparent;color:#fff;border-color:#fff}
.portada .btn-linea:hover{background:#fff;color:var(--tinta)}
.portada .datos-rapidos{display:flex;flex-wrap:wrap;gap:8px 22px;color:#aeb6c5;font-size:.95rem;padding:0;margin:0;list-style:none}
.portada .datos-rapidos li::before{content:"";display:inline-block;width:8px;height:8px;background:var(--acento);margin-right:8px;vertical-align:middle}
.cabeza-pagina{padding-top:60px;padding-bottom:64px}
.cabeza-pagina .envoltura{grid-template-columns:1fr;padding-top:58px;padding-bottom:62px}
.miga{font-size:.9rem;color:#aeb6c5;margin-bottom:14px}
.miga a{color:#dfe4ee}
@media (max-width:900px){.portada .envoltura{grid-template-columns:1fr;gap:36px;padding-top:48px;padding-bottom:56px}}

/* Maqueta visual de la portada */
.maqueta{position:relative;min-height:340px}
.maqueta .ventana{background:#fff;color:var(--tinta);border-radius:10px;box-shadow:0 30px 60px -20px rgba(0,0,0,.6);overflow:hidden}
.maqueta .barra{display:flex;gap:6px;padding:10px 12px;background:var(--suave);border-bottom:1px solid var(--linea)}
.maqueta .barra i{width:10px;height:10px;border-radius:50%;background:#cfd4dd}
.maqueta .barra i:first-child{background:var(--acento)}
.maqueta .cuerpo{padding:18px}
.maqueta .w1{width:100%}
.maqueta .w2{position:absolute;right:-6px;bottom:-26px;width:58%}
.lin{height:10px;border-radius:3px;background:#e7eaf0;margin:8px 0}
.lin.c{width:60%}.lin.m{width:80%}.lin.g{height:22px;width:70%;background:var(--tinta)}
.lin.a{background:var(--acento);width:38%;height:30px;border-radius:var(--radio)}
.barras{display:flex;align-items:flex-end;gap:7px;height:90px;margin-top:6px}
.barras span{flex:1;background:var(--azul);border-radius:3px 3px 0 0}
.barras span:nth-child(3n){background:var(--acento)}
.aviso-lead{display:flex;align-items:center;gap:10px;font-size:.85rem;font-weight:600}
.aviso-lead em{font-style:normal;background:#e6f6ec;color:var(--verde-osc);padding:2px 8px;border-radius:4px;font-size:.78rem}
@media (max-width:900px){.maqueta{min-height:0;margin-bottom:28px}.maqueta .w2{width:66%;right:0}}

/* Secciones */
.seccion{padding:84px 0}
.seccion.gris{background:var(--suave)}
.seccion.oscura{background:var(--tinta);color:#fff}
.seccion.oscura p{color:#c9cfdb}
.intro{max-width:720px;margin-bottom:40px}
.intro p{font-size:1.1rem;color:var(--gris)}
.oscura .intro p{color:#c9cfdb}
.antetitulo{display:inline-block;font-family:var(--f-tit);font-weight:700;font-size:.92rem;color:var(--acento-osc);margin-bottom:10px}
.oscura .antetitulo{color:#ff8a63}
@media (max-width:700px){.seccion{padding:60px 0}}

.rejilla{display:grid;gap:20px}
.r3{grid-template-columns:repeat(3,1fr)}
.r2{grid-template-columns:repeat(2,1fr)}
.r4{grid-template-columns:repeat(4,1fr)}
@media (max-width:980px){.r3,.r4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.r3,.r2,.r4{grid-template-columns:1fr}}

.tarjeta{background:#fff;border:1px solid var(--linea);border-radius:10px;padding:26px;display:flex;flex-direction:column;position:relative}
.tarjeta h3{margin-bottom:8px}
.tarjeta p{color:var(--gris);font-size:.98rem}
.tarjeta .precio{font-family:var(--f-tit);font-weight:800;font-size:1.25rem;color:var(--tinta);margin:auto 0 12px}
.tarjeta .precio small{display:block;font-family:var(--f-txt);font-weight:500;font-size:.8rem;color:var(--gris)}
.tarjeta a.mas{font-weight:700;text-decoration:none;color:var(--tinta);border-bottom:2px solid var(--acento);align-self:flex-start;padding-bottom:2px}
.tarjeta .icono{width:46px;height:46px;border-radius:8px;background:var(--tinta);display:grid;place-items:center;margin-bottom:16px}
.tarjeta .icono svg{width:24px;height:24px;stroke:#fff}
.tarjeta.servicio{border-top:4px solid var(--tinta)}
.tarjeta.servicio:hover{border-top-color:var(--acento)}

/* Proceso */
.pasos{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:paso}
.pasos li{padding:26px 22px;border-left:1px solid rgba(255,255,255,.18);counter-increment:paso}
.pasos li::before{content:counter(paso);display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--acento);color:#fff;font-family:var(--f-tit);font-weight:800;margin-bottom:14px}
.pasos h3{color:#fff}
.pasos p{font-size:.96rem}
.pasos .plazo{display:block;color:#ff8a63;font-weight:700;font-size:.9rem;margin-top:6px}
@media (max-width:900px){.pasos{grid-template-columns:repeat(2,1fr)}.pasos li{border-left:0;border-top:1px solid rgba(255,255,255,.18)}}
@media (max-width:560px){.pasos{grid-template-columns:1fr}}

/* Listas y tablas */
.lista-check{list-style:none;padding:0;margin:0 0 1em}
.lista-check li{position:relative;padding-left:30px;margin-bottom:10px}
.lista-check li::before{content:"";position:absolute;left:2px;top:.45em;width:14px;height:8px;border-left:3px solid var(--verde);border-bottom:3px solid var(--verde);transform:rotate(-45deg)}
.tabla-envoltura{overflow-x:auto;margin:0 0 1.4em;border:1px solid var(--linea);border-radius:10px}
table{border-collapse:collapse;width:100%;font-size:.96rem;min-width:520px}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--linea);vertical-align:top}
th{background:var(--suave);font-family:var(--f-tit)}
tr:last-child td{border-bottom:0}
.nota{font-size:.88rem;color:var(--gris)}

/* Bloque de dos columnas */
.dos{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
@media (max-width:860px){.dos{grid-template-columns:1fr;gap:28px}}

/* FAQ */
.faq details{border-bottom:1px solid var(--linea);padding:4px 0}
.faq summary{cursor:pointer;font-family:var(--f-tit);font-weight:700;font-size:1.08rem;padding:16px 36px 16px 0;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:12px;font-size:1.5rem;color:var(--acento)}
.faq details[open] summary::after{content:"−"}
.faq details p{color:var(--tinta-2)}

/* CTA final */
.cierre{background:var(--acento);color:#fff;padding:64px 0}
.cierre .envoltura{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cierre h2{color:#fff;margin:0;max-width:22ch}
.cierre p{margin:.6em 0 0;color:#fff;opacity:.92}
.cierre .acciones{display:flex;gap:12px;flex-wrap:wrap}
.cierre .btn-linea{background:#fff;border-color:#fff}
.cierre .btn-linea:hover{background:var(--tinta);color:#fff;border-color:var(--tinta)}

/* Artículo */
.articulo{max-width:760px;margin:0 auto;padding:56px 20px 72px}
.articulo h2{font-size:clamp(1.4rem,3vw,1.9rem);margin-top:1.6em}
.articulo h3{margin-top:1.3em}
.articulo .meta{color:var(--gris);font-size:.94rem;margin-bottom:28px;border-left:3px solid var(--acento);padding-left:12px}
.articulo .respuesta{background:var(--suave);border-radius:10px;padding:20px 22px;font-size:1.08rem;margin-bottom:28px}
.articulo .cta-inline{border:2px solid var(--tinta);border-radius:10px;padding:22px;margin:32px 0}
.articulo .cta-inline p{margin-bottom:12px}

/* Formulario */
.formulario{background:#fff;border:1px solid var(--linea);border-radius:12px;padding:28px;box-shadow:0 20px 40px -28px rgba(13,17,23,.4)}
.campo{margin-bottom:16px}
.campo label{display:block;font-weight:700;font-size:.95rem;margin-bottom:6px}
.campo label span{font-weight:500;color:var(--gris)}
.campo input,.campo textarea,.campo select{width:100%;font:inherit;font-size:16px;padding:12px 14px;border:1.5px solid #c8cdd7;border-radius:var(--radio);background:#fff;color:var(--tinta)}
.campo input:focus,.campo textarea:focus{outline:none;border-color:var(--azul);box-shadow:0 0 0 3px rgba(22,56,255,.15)}
.campo textarea{min-height:110px;resize:vertical}
.campo .error,.form-error{color:#b42318;font-size:.9rem;margin-top:6px;display:none}
.campo.mal input,.campo.mal textarea{border-color:#b42318}
.campo.mal .error{display:block}
.form-error.visible{display:block}
.form-ok{display:none;background:#e6f6ec;border:1px solid #9fd8b4;color:#0b4f29;border-radius:var(--radio);padding:16px;margin-top:12px}
.form-ok.visible{display:block}
.fila-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:560px){.fila-2{grid-template-columns:1fr}.formulario{padding:20px}}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips label{margin:0;font-weight:600;font-size:.92rem;display:inline-flex}
.chips input{position:absolute;opacity:0;width:1px;height:1px}
.chips span{display:inline-block;border:1.5px solid #c8cdd7;border-radius:var(--radio);padding:8px 12px;cursor:pointer;min-height:40px;line-height:1.4}
.chips input:checked+span{background:var(--tinta);border-color:var(--tinta);color:#fff}
.chips input:focus-visible+span{outline:3px solid var(--azul);outline-offset:2px}

/* Modal WhatsApp */
.wa-fondo{position:fixed;inset:0;background:rgba(13,17,23,.62);z-index:100;display:none;align-items:center;justify-content:center;padding:16px}
.wa-fondo.abierto{display:flex}
.wa-caja{background:#fff;border-radius:12px;max-width:460px;width:100%;max-height:calc(100vh - 32px);overflow:auto;padding:26px;position:relative}
.wa-caja h2{font-size:1.45rem;margin-bottom:6px}
.wa-caja .sub{color:var(--gris);font-size:.95rem;margin-bottom:18px}
.wa-cerrar{position:absolute;right:10px;top:10px;width:44px;height:44px;border:0;background:none;font-size:1.6rem;cursor:pointer;color:var(--gris)}
.wa-caja .btn{width:100%;justify-content:center;margin-top:6px}
.wa-caja .privado{font-size:.82rem;color:var(--gris);margin:12px 0 0}

/* Flotante */
.wa-flotante{position:fixed;right:18px;bottom:18px;z-index:50;width:58px;height:58px;border-radius:50%;background:var(--verde);display:grid;place-items:center;box-shadow:0 10px 24px -6px rgba(0,0,0,.4)}
.wa-flotante svg{width:30px;height:30px;fill:#fff}

/* Pie */
.pie{background:#0a0d12;color:#aeb6c5;padding:56px 0 30px;font-size:.95rem}
.pie .columnas{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.pie h3{color:#fff;font-size:1rem;margin-bottom:12px}
.pie ul{list-style:none;padding:0;margin:0}
.pie li{margin-bottom:8px}
.pie a{color:#dfe4ee;text-decoration:none}
.pie a:hover{text-decoration:underline}
.pie .marca{color:#fff;margin-bottom:12px}
.pie .legal{border-top:1px solid #222a36;margin-top:36px;padding-top:20px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.86rem}
@media (max-width:860px){.pie .columnas{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.pie .columnas{grid-template-columns:1fr}}

.etiqueta-ref{display:inline-block;background:#fff1eb;color:var(--acento-osc);font-weight:700;font-size:.8rem;padding:3px 8px;border-radius:4px;margin-bottom:10px}
.centro{text-align:center}
.mt{margin-top:28px}
.dos>*,.rejilla>*{min-width:0}
/* zonas de toque ≥ 44 px en móvil */
.marca{min-height:44px}
.miga a{display:inline-block;padding:12px 2px}
.tarjeta a.mas{padding:12px 0 4px}
.pie li{margin-bottom:0}
.pie li a,.pie p a{display:inline-block;padding:10px 0}
.tabla-envoltura td a{display:inline-block;padding:10px 0}
.privado a,.articulo a,.nota a{padding:10px 0}