/* ============================================================
   sections.css — estilos por sección de contenido
   (secciones, trust, pillars, fiscal, módulos, sectores,
    movilidad, testimonios, pasos, faq, contacto/formulario)
   ============================================================ */

/* sections */
.section{padding:96px 0}
.section.tight{padding:74px 0}
.sec-head{max-width:720px;margin-bottom:52px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:clamp(30px,4vw,46px);margin:16px 0 0}
.sec-head p{font-size:18px;color:var(--muted);margin-top:16px}

/* trust logos strip */
.trust{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0}
.trust-inner{display:flex;align-items:center;justify-content:center;gap:14px 40px;flex-wrap:wrap}
.trust-inner .t-lab{font-family:'IBM Plex Mono';font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.trust-inner .t-client{font-family:'Bricolage Grotesque';font-weight:700;font-size:17px;color:var(--ink);opacity:.62;transition:opacity .2s}
.trust-inner .t-client:hover{opacity:1}

/* client logo marquee (carrusel infinito)
   El track contiene los logos DUPLICADOS 2 veces; la animación lo desplaza
   exactamente una copia (-50% - mitad del gap) y reinicia sin salto visible. */
/* .clients no define fondo: hereda el del body (var(--paper)), igual que la seccion de sectores */
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.marquee + .marquee{margin-top:14px}
.marquee-track{display:flex;gap:14px;width:max-content;animation:marquee-l 85s linear infinite}
.marquee-track.rev{animation-name:marquee-r}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marquee-l{from{transform:translateX(0)}to{transform:translateX(calc(-50% - 7px))}}
@keyframes marquee-r{from{transform:translateX(calc(-50% - 7px))}to{transform:translateX(0)}}
.logo-cell{position:relative;flex:none;width:158px;background:var(--card);border:1px solid var(--line);border-radius:12px;height:92px;display:grid;place-items:center;padding:16px;box-shadow:var(--shadow);overflow:hidden;transition:border-color .2s}
.logo-cell:hover{border-color:rgba(237,28,36,.4)}
.logo-cell img{max-width:100%;max-height:60px;object-fit:contain;filter:grayscale(1);opacity:.72;transition:filter .25s,opacity .25s,max-height .2s,transform .2s}
.logo-cell:hover img{filter:none;opacity:1;max-height:46px;transform:translateY(-8px)}
/* Nombre del cliente: muchos logos no lo incluyen en la imagen. Va dentro de la celda
   porque .marquee recorta con overflow:hidden y lo difumina con mask-image. */
.logo-cell::after{content:attr(data-name);position:absolute;left:0;right:0;bottom:0;padding:5px 7px;background:rgba(237,28,36,.94);color:#fff;font-size:10.5px;font-weight:600;line-height:1.3;text-align:center;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transform:translateY(calc(100% + 2px));transition:transform .2s ease}
.logo-cell:hover::after{transform:translateY(0)}
@media (prefers-reduced-motion:reduce){
  .logo-cell img,.logo-cell::after{transition:none}
}
/* testimonios dentro de la misma seccion de clientes, debajo del carrusel */
.clients .tgrid{margin-top:52px}

/* pillars */
.pillars{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.pillar{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:30px;box-shadow:var(--shadow);position:relative;overflow:hidden;transition:transform .2s,box-shadow .2s}
.pillar:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.pillar .pnum{font-family:'IBM Plex Mono';font-size:12px;color:var(--bronze);letter-spacing:.1em}
.pillar .picon{width:48px;height:48px;border-radius:12px;background:var(--ink);color:var(--blue-light);display:grid;place-items:center;margin:14px 0 18px}
.pillar .picon svg{width:24px;height:24px}
.pillar h3{font-size:21px;margin-bottom:9px}
.pillar p{font-size:15px;color:var(--muted)}

/* DGII fiscal band */
.fiscal{background:var(--ink);color:var(--paper);position:relative;overflow:hidden}
.fiscal::before{content:"";position:absolute;inset:0;background:radial-gradient(90% 120% at 12% 0%,rgba(56,113,193,.14),transparent 55%)}
.fiscal-inner{position:relative;display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center;padding:88px 0}
.fiscal h2{color:var(--paper);font-size:clamp(28px,3.6vw,42px)}
.fiscal .lead{color:rgba(237,242,248,.76);font-size:17px;margin-top:18px}
.fiscal-badge{display:inline-flex;align-items:center;gap:10px;background:rgba(56,113,193,.13);border:1px solid rgba(56,113,193,.3);color:var(--mint);padding:8px 15px;border-radius:100px;font-size:13px;font-weight:600;font-family:'IBM Plex Mono';letter-spacing:.04em;margin-bottom:22px}
.forms{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
/* variante de una columna: para chips con descripción larga (ver factura-electronica.html) */
.forms.stack{grid-template-columns:1fr}
.forms.stack .fc-desc{font-size:14px;line-height:1.6;margin-top:6px}
.form-chip{background:rgba(237,242,248,.05);border:1px solid var(--line-dk);border-radius:12px;padding:16px 18px;transition:border-color .2s,background .2s}
.form-chip:hover{border-color:rgba(237,28,36,.5);background:rgba(237,28,36,.06)}
.form-chip .fc-code{font-family:'IBM Plex Mono';font-weight:600;font-size:15px;color:var(--gold)}
.form-chip .fc-desc{font-size:13px;color:rgba(237,242,248,.7);margin-top:3px}

/* module system map */
.modmap{background:var(--paper-2)}
.filters{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:34px;justify-content:center}
.chip{font-family:'IBM Plex Mono';font-size:12.5px;font-weight:500;letter-spacing:.02em;padding:9px 16px;border-radius:100px;border:1px solid var(--line);background:var(--card);color:var(--slate);cursor:pointer;transition:.18s}
.chip:hover{border-color:var(--ink)}
.chip.active{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.mod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.mod{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s,border-color .2s;position:relative}
.mod:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(237,28,36,.5)}
.mod .m-cat{font-family:'IBM Plex Mono';font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--bronze);font-weight:600}
.mod h4{font-size:18px;margin:9px 0 12px;color:var(--ink)}
.mod .m-count{display:flex;align-items:baseline;gap:6px;font-family:'IBM Plex Mono'}
.mod .m-count b{font-size:26px;font-weight:600;color:var(--gold-deep);letter-spacing:-.02em}
.mod .m-count span{font-size:12px;color:var(--muted)}
.mod.hide{display:none}
.mod-note{text-align:center;margin-top:30px;color:var(--muted);font-size:14.5px}

/* sectors */
.sectors{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.sector{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}
.sector:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.sector .s-ic{width:44px;height:44px;border-radius:11px;background:linear-gradient(135deg,var(--ink),var(--ink-3));color:var(--blue-light);display:grid;place-items:center;margin-bottom:16px}
.sector .s-ic svg{width:22px;height:22px}
.sector h4{font-size:18px;margin-bottom:7px}
.sector p{font-size:14.5px;color:var(--muted)}

/* mobility */
.mobility{background:var(--ink);color:var(--paper)}
.mob-inner{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:12px 0}
.mob-cards{display:grid;gap:14px}
.mob-card{display:flex;gap:16px;align-items:flex-start;background:rgba(237,242,248,.05);border:1px solid var(--line-dk);border-radius:14px;padding:20px 22px}
.mob-card .mc-ic{flex:none;width:44px;height:44px;border-radius:11px;background:rgba(56,113,193,.16);color:var(--blue-light);display:grid;place-items:center}
.mob-card h4{color:var(--paper);font-size:17px;margin-bottom:4px}
.mob-card p{font-size:14px;color:rgba(237,242,248,.68)}

/* testimonials */
.tgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.tcard{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:32px;box-shadow:var(--shadow);position:relative}
.tcard .quote{font-family:'IBM Plex Mono';font-size:44px;color:var(--gold);line-height:.6;opacity:.6}
.tcard blockquote{font-size:16.5px;color:var(--slate);margin:14px 0 22px;font-style:normal}
.tcard .who{display:flex;align-items:center;gap:13px;border-top:1px solid var(--line);padding-top:18px}
.tcard .av{width:42px;height:42px;border-radius:50%;background:var(--ink);color:var(--blue-light);display:grid;place-items:center;font-family:'Bricolage Grotesque';font-weight:700;font-size:16px}
.tcard .who .nm{font-weight:600;color:var(--ink);font-size:15px}
.tcard .who .co{font-size:13px;color:var(--muted)}

/* checklist de requisitos (pág. factura electrónica) */
.req-wrap{display:grid;grid-template-columns:.82fr 1.18fr;gap:56px;align-items:start}
.req-copy{position:sticky;top:96px}
.req-title{font-size:clamp(24px,2.6vw,30px)}
.req-sub{font-size:15.5px;color:var(--muted);margin:14px 0 24px}
.checklist{list-style:none;display:grid;gap:10px;counter-reset:none}
.checklist li{display:flex;gap:15px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 18px;box-shadow:var(--shadow);transition:border-color .2s,transform .2s}
.checklist li:hover{border-color:rgba(237,28,36,.4);transform:translateX(3px)}
.checklist .ck-n{flex:none;width:26px;height:26px;border-radius:50%;background:var(--ink);color:var(--gold);display:grid;place-items:center;font-family:'IBM Plex Mono';font-size:12px;font-weight:600;margin-top:1px}
.checklist li b{display:block;font-size:15.5px;color:var(--ink);font-weight:600}
.checklist li p{font-size:13.5px;color:var(--muted);margin-top:2px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{position:relative;padding-top:22px}
.step .snum{font-family:'IBM Plex Mono';font-weight:600;font-size:13px;color:var(--blue-deep);letter-spacing:.1em}
.step h4{font-size:18px;margin:12px 0 8px}
.step p{font-size:14.5px;color:var(--muted)}
.step::before{content:"";position:absolute;top:0;left:0;width:38px;height:3px;background:var(--gold);border-radius:2px}

/* faq */
.faq{max-width:820px;margin:0 auto}
.qa{border-bottom:1px solid var(--line)}
.qa summary{list-style:none;cursor:pointer;padding:22px 0;display:flex;justify-content:space-between;align-items:center;gap:20px;font-family:'Bricolage Grotesque';font-weight:700;font-size:18px;color:var(--ink)}
.qa summary::-webkit-details-marker{display:none}
.qa .plus{flex:none;width:26px;height:26px;border-radius:50%;border:1.5px solid var(--line);display:grid;place-items:center;transition:.2s;color:var(--ink)}
.qa[open] .plus{background:var(--ink);color:var(--gold);border-color:var(--ink);transform:rotate(45deg)}
.qa .ans{padding:0 0 22px;color:var(--muted);font-size:15.5px;max-width:700px}

/* contact / CTA */
.contact{background:var(--ink);color:var(--paper);position:relative;overflow:hidden}
.contact::before{content:"";position:absolute;top:-20%;left:-6%;width:520px;height:520px;background:radial-gradient(circle,rgba(56,113,193,.22),transparent 62%)}
.contact-inner{position:relative;display:grid;grid-template-columns:1fr 1.05fr;gap:56px;padding:92px 0}
.contact h2{color:var(--paper);font-size:clamp(30px,4vw,46px)}
.contact .lead{color:rgba(237,242,248,.76);font-size:17px;margin:18px 0 30px}
.cinfo{display:grid;gap:18px;margin-top:6px}
.cinfo .ci{display:flex;gap:14px;align-items:flex-start}
.cinfo .ci .cic{flex:none;width:40px;height:40px;border-radius:10px;background:rgba(237,242,248,.06);border:1px solid var(--line-dk);color:var(--blue-light);display:grid;place-items:center}
.cinfo .ci .ct{font-size:14.5px;color:rgba(237,242,248,.85)}
.cinfo .ci .ct b{display:block;color:var(--paper);font-weight:600;font-size:12px;font-family:'IBM Plex Mono';letter-spacing:.08em;text-transform:uppercase;margin-bottom:2px;color:var(--mint)}
.form-card{background:var(--paper);border-radius:20px;padding:34px;box-shadow:var(--shadow-lg)}
.form-card h3{font-size:22px;margin-bottom:6px}
.form-card .fsub{color:var(--muted);font-size:14.5px;margin-bottom:22px}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{margin-bottom:14px}
.field label{display:block;font-size:12.5px;font-weight:600;color:var(--slate);margin-bottom:6px;font-family:'IBM Plex Mono';letter-spacing:.03em}
.field input,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-family:inherit;font-size:14.5px;background:#fff;color:var(--slate);transition:border-color .18s,box-shadow .18s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(237,28,36,.18)}
.field textarea{resize:vertical;min-height:88px}
.form-card .btn{width:100%;justify-content:center;margin-top:6px}
.form-card .fnote{font-size:12px;color:var(--muted);text-align:center;margin-top:12px}