/* ============================================================
   ARCA — Slice 6 visual system
   Warm palette · modern fintech depth + subtle pop-art
   Locked: numeric hero · split calc (Modelo B) · spotlight plan
   cards · hard-shadow buttons · grain · display numerics · halftone
   ============================================================ */
body.arca{ background:var(--bone); color:#2A1C12; font-family:var(--ff-text); }
.arca{
  --bone:#F4F2EC; --paper:#FFFFFF;
  --ink:#241C14; --ink-soft:#6B5D4F; --ink-faint:#9C8E7E;
  --line:#EAE2D5; --line-soft:#F1EADD;
  --coral:#FF6B57; --coral-deep:#E5462F; --coral-tint:#FFF1ED; --coral-soft:#FFB3A6;
  --gold:#F4B23E; --green:#1F8A5B; --green-tint:#EAF6F0;
  --ff:var(--ff-text); --ff-d:var(--ff-arca); --ff-m:var(--ff-corecap);
  --r-lg:22px; --r-md:16px; --r-sm:14px;
  --ease:cubic-bezier(.2,.8,.2,1);
  --sh-card:0 2px 0 #fff inset, 0 18px 40px -18px rgba(180,120,60,.42), 0 50px 80px -50px rgba(40,20,10,.3);
  --sh-soft:0 4px 16px rgba(180,120,60,.08);
}
.arca h1,.arca h2,.arca h3,.arca h4{font-family:var(--ff-d);font-weight:800;color:var(--ink);letter-spacing:-.02em;line-height:1.08}
.arca a{color:inherit;text-decoration:none}
.arca ::selection{background:rgba(255,107,87,.24);color:var(--ink)}
.arca .wrap{max-width:1100px;margin:0 auto;padding:0 26px}
.arca .mono{font-family:var(--ff-m)}

/* ---- grain + halftone primitives ---- */
.arca .grain{position:relative}
.arca .grain::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.05;mix-blend-mode:multiply;z-index:0;
  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='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.arca .halftone{position:absolute;pointer-events:none;z-index:0;
  background-image:radial-gradient(var(--coral) 1.5px,transparent 1.7px);background-size:14px 14px}

/* ---- reveals (Q6) ---- */
.arca .reveal{opacity:0;transform:translateY(10px);transition:opacity .55s var(--ease),transform .55s var(--ease)}
.arca .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){ .arca .reveal{opacity:1;transform:none;transition:none} }

/* ---- buttons: hard-shadow offset (Q5) ---- */
.arca .btn{font-family:var(--ff-d);font-weight:700;font-size:15.5px;border-radius:var(--r-sm);padding:14px 24px;
  display:inline-flex;align-items:center;gap:9px;cursor:pointer;border:none;line-height:1;transition:transform .15s var(--ease),box-shadow .15s var(--ease),background .15s var(--ease)}
.arca .btn .arrow{transition:transform .15s var(--ease)}
.arca .btn:hover .arrow{transform:translateX(3px)}
.arca .btn-coral{background:var(--coral);color:#fff;box-shadow:4px 4px 0 var(--ink)}
.arca .btn-coral:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--ink)}
.arca .btn-coral:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.arca .btn-soft{background:var(--paper);color:var(--ink);border:1.5px solid var(--ink);box-shadow:4px 4px 0 rgba(36,28,20,.16)}
.arca .btn-soft:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 rgba(36,28,20,.16)}
.arca .btn-soft:active{transform:translate(2px,2px);box-shadow:1px 1px 0 rgba(36,28,20,.16)}
.arca .btn:focus-visible{outline:2px solid var(--coral);outline-offset:3px}
.arca .btn-link{font-family:var(--ff-d);font-weight:700;font-size:15px;color:var(--ink);cursor:pointer;
  text-decoration:underline;text-underline-offset:4px;text-decoration-color:var(--coral);text-decoration-thickness:2px}
.arca .btn-link:hover{color:var(--coral-deep)}

/* ---- nav ---- */
.arca .nav{position:sticky;top:0;z-index:50;background:rgba(244,242,236,.78);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .2s,background .2s}
.arca .nav.scrolled{border-bottom:1px solid var(--line);background:rgba(244,242,236,.93)}
.arca .nav-inner{max-width:1100px;margin:0 auto;padding:13px 26px;display:flex;align-items:center;gap:20px}
.arca .logo{display:flex;align-items:baseline;gap:10px}
.arca .logo .word{font-family:var(--ff-d);font-weight:800;font-size:24px;color:var(--ink);letter-spacing:-.03em;text-decoration:none}
.arca .logo .word .a{color:var(--coral)}
.arca .by{font-family:var(--ff-m);font-size:11px;color:var(--ink-faint)}
.arca .by b{color:var(--ink-soft);font-weight:700}
.arca .by-arcore{color:inherit;text-decoration:none;cursor:pointer;transition:opacity .2s}
.arca .by-arcore:hover{opacity:.7}
.arca .by-arcore:focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:3px}
.arca .nav-mid{flex:1;display:flex;justify-content:center;gap:4px}
.arca .nav-mid a{font-family:var(--ff-d);font-weight:600;font-size:14.5px;color:var(--ink-soft);padding:8px 12px;border-radius:10px;transition:color .2s,background .2s}
.arca .nav-mid a:hover{color:var(--ink);background:rgba(0,0,0,.04)}
.arca .nav-right{display:flex;align-items:center;gap:10px}
.arca .nav-right .btn{font-size:14px;padding:11px 18px}
.arca .nav-toggle{display:none;background:var(--paper);border:1px solid var(--line);border-radius:11px;width:42px;height:42px;cursor:pointer;color:var(--ink);align-items:center;justify-content:center}

/* ---- HERO: numeric hook (Q1 C) ---- */
.arca .hero{position:relative;overflow:hidden}
.arca .hero-wash{position:absolute;inset:0;pointer-events:none;background:
  radial-gradient(820px 520px at 50% -12%,rgba(255,107,87,.20),transparent 60%),
  radial-gradient(680px 520px at 8% 112%,rgba(244,178,62,.13),transparent 58%),
  linear-gradient(180deg,#F7F4EE,#F1ECE0)}
.arca .hero-inner{position:relative;z-index:1;max-width:1000px;margin:0 auto;padding:72px 26px 84px;display:flex;flex-direction:column;align-items:center;text-align:center}
.arca .hero-halftone{position:absolute;left:50%;top:120px;width:520px;height:300px;transform:translateX(-50%);opacity:.18;z-index:0;
  -webkit-mask-image:radial-gradient(circle at 50% 40%,#000,transparent 62%);mask-image:radial-gradient(circle at 50% 40%,#000,transparent 62%)}
.arca .eyebrow{font-family:var(--ff-m);font-size:12px;font-weight:700;letter-spacing:2.6px;text-transform:uppercase;color:var(--coral-deep)}
.arca .hero .num-hook{font-family:var(--ff-d);font-weight:800;letter-spacing:-.045em;color:var(--ink);line-height:.9;
  font-size:clamp(72px,15vw,148px);font-variant-numeric:tabular-nums;margin-top:14px}
.arca .hero .num-cap{font-family:var(--ff-m);font-size:12.5px;color:var(--ink-faint);margin-top:10px}
.arca .hero h1{font-size:clamp(34px,5.4vw,60px);margin-top:26px;max-width:16ch}
.arca .hero .sub{color:var(--ink-soft);font-size:clamp(16px,2vw,19px);margin-top:16px;max-width:46ch;line-height:1.55}
.arca .hero .sub .conv{color:var(--coral-deep);font-weight:600}
.arca .hero .cta{display:flex;gap:20px;align-items:center;margin-top:30px;flex-wrap:wrap;justify-content:center}
.arca .reassure{font-family:var(--ff-m);font-size:11.5px;color:var(--ink-faint);display:flex;gap:9px 18px;flex-wrap:wrap;justify-content:center;margin-top:30px;max-width:560px}
.arca .reassure span{display:inline-flex;align-items:center;gap:7px}
.arca .reassure i{width:6px;height:6px;border-radius:50%;background:var(--green);display:inline-block}

/* ---- sections ---- */
.arca .section{padding:80px 0;position:relative}
.arca .section.tight{padding:58px 0}
.arca .section-head{max-width:56ch}
.arca .section-head.center{margin:0 auto;text-align:center}
.arca .section-head h2{font-size:clamp(28px,3.6vw,40px);margin-top:10px}
.arca .section-head .lead{color:var(--ink-soft);font-size:clamp(16px,2vw,18px);line-height:1.6;margin-top:14px}
.arca .section-head.center .lead{margin-left:auto;margin-right:auto}

/* ---- steps ---- */
.arca .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:46px}
.arca .step{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-soft);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.arca .step:hover{transform:translateY(-4px);box-shadow:var(--sh-card)}
.arca .step .n{width:40px;height:40px;border-radius:12px;background:var(--coral-tint);color:var(--coral-deep);font-family:var(--ff-d);font-weight:800;font-size:17px;display:grid;place-items:center;margin-bottom:16px;box-shadow:3px 3px 0 rgba(255,107,87,.18)}
.arca .step h3{font-size:18px;margin-bottom:8px}
.arca .step p{font-size:14px;color:var(--ink-soft);line-height:1.6}

/* ---- compare ---- */
.arca .compare{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:46px}
.arca .ccard{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-soft);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.arca .ccard:hover{transform:translateY(-4px);box-shadow:var(--sh-card)}
.arca .ccard h3{font-size:18px;margin-bottom:16px}
.arca .ccard h3 small{display:block;font-family:var(--ff-m);font-weight:400;font-size:11px;color:var(--ink-faint);letter-spacing:1px;text-transform:uppercase;margin-bottom:6px}
.arca .vrow{padding:13px 0;border-top:1px solid var(--line-soft)}
.arca .vrow:first-of-type{border-top:none}
.arca .vrow .arca-side{display:flex;gap:9px;align-items:flex-start;font-size:14px;color:var(--ink);font-weight:600}
.arca .vrow .arca-side svg{width:17px;height:17px;stroke:var(--green);fill:none;stroke-width:2.2;flex:none;margin-top:1px}
.arca .vrow .them-side{display:flex;gap:9px;align-items:flex-start;font-size:12.5px;color:var(--ink-faint);margin-top:5px;padding-left:26px}
.arca .vrow .them-side::before{content:"vs";font-family:var(--ff-m);font-size:10px;color:var(--coral);margin-right:4px}

/* ---- CALCULADORA: split-card (Q2 B) + Modelo B framing ---- */
.arca .calc-split{display:grid;grid-template-columns:1fr 1.05fr;gap:0;margin-top:44px;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-card);overflow:hidden}
.arca .calc-left{padding:30px;border-right:1px solid var(--line-soft);background:#FCFAF6}
.arca .calc-right{padding:30px}
.arca .calc-eyebrow{font-family:var(--ff-m);font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--coral-deep)}
.arca .cfield{margin-top:22px}
.arca .clabel{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-size:13.5px;color:var(--ink-soft)}
.arca .clabel .cval{font-family:var(--ff-d);font-weight:800;color:var(--ink)}
.arca .slider{appearance:none;-webkit-appearance:none;width:100%;height:8px;border-radius:100px;margin:12px 0 6px;background:#F0E7DA;outline:none;cursor:pointer}
.arca .slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:24px;height:24px;border-radius:50%;background:var(--coral);border:3px solid #fff;box-shadow:0 3px 10px rgba(255,107,87,.5);cursor:grab}
.arca .slider::-moz-range-thumb{width:24px;height:24px;border-radius:50%;background:var(--coral);border:3px solid #fff;box-shadow:0 3px 10px rgba(255,107,87,.5);cursor:grab}
.arca .slider:focus-visible{outline:2px solid var(--coral);outline-offset:4px}
.arca .crange{display:flex;justify-content:space-between;font-family:var(--ff-m);font-size:10.5px;color:var(--ink-faint)}
.arca .brb{margin-top:22px;display:flex;align-items:flex-start;gap:12px;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px 16px;cursor:pointer}
.arca .brb input{position:absolute;opacity:0;width:0;height:0}
.arca .brb .box{width:22px;height:22px;border-radius:7px;border:1.5px solid var(--steel,#C9BCA9);background:#fff;flex:none;display:grid;place-items:center;transition:background .15s,border-color .15s;margin-top:1px}
.arca .brb .box svg{width:13px;height:13px;stroke:#fff;fill:none;stroke-width:3;opacity:0;transition:opacity .15s}
.arca .brb input:checked + .box{background:var(--coral);border-color:var(--coral)}
.arca .brb input:checked + .box svg{opacity:1}
.arca .brb input:focus-visible + .box{outline:2px solid var(--coral);outline-offset:2px}
.arca .brb .txt{font-size:13.5px;color:var(--ink)}
.arca .brb .txt b{font-family:var(--ff-d);font-weight:700}
.arca .brb .txt .hint{display:block;font-family:var(--ff-m);font-size:11px;color:var(--ink-faint);margin-top:3px}
.arca .planpill{margin-top:20px;background:var(--coral-tint);border-radius:12px;padding:13px 16px;font-size:13.5px;color:var(--ink-soft);line-height:1.5}
.arca .planpill b{font-family:var(--ff-d);color:var(--coral-deep)}

.arca .recibe-hoy .l{font-family:var(--ff-m);font-size:11px;letter-spacing:1px;text-transform:uppercase;color:#15694a}
.arca .recibe-hoy .num{font-family:var(--ff-d);font-weight:800;font-size:clamp(40px,6vw,54px);letter-spacing:-.035em;color:var(--green);line-height:.96;margin-top:5px;font-variant-numeric:tabular-nums}
.arca .cargo{margin-top:16px;display:flex;justify-content:space-between;align-items:baseline;background:#FCF6F0;border:1px solid var(--line-soft);border-radius:12px;padding:14px 16px}
.arca .cargo .l{font-size:13px;color:var(--ink-soft)}
.arca .cargo .num{font-family:var(--ff-d);font-weight:800;font-size:21px;color:var(--coral-deep);font-variant-numeric:tabular-nums}
.arca .detail{margin-top:14px;border:1px solid var(--line-soft);border-radius:12px;overflow:hidden}
.arca .detail summary{list-style:none;cursor:pointer;padding:12px 16px;font-family:var(--ff-m);font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--ink-faint);display:flex;justify-content:space-between;align-items:center}
.arca .detail summary::-webkit-details-marker{display:none}
.arca .detail summary .chev{transition:transform .2s var(--ease)}
.arca .detail[open] summary .chev{transform:rotate(180deg)}
.arca .detail .rows{padding:2px 16px 14px}
.arca .brow{display:flex;justify-content:space-between;align-items:baseline;padding:8px 0;border-bottom:1px solid var(--line-soft);font-size:13px}
.arca .brow .k{color:var(--ink-soft)} .arca .brow .v{font-family:var(--ff-d);font-weight:700;color:var(--ink)}
.arca .brow.tope .k,.arca .brow.tope .v{color:var(--coral-deep);font-weight:800}
.arca .brow.tope .v{font-size:14px}
.arca .brow.cargototal{border-bottom:none;border-top:1.5px solid var(--line);margin-top:2px;padding-top:11px}
.arca .brow.cargototal .k{font-family:var(--ff-d);font-weight:700;color:var(--ink)}
.arca .brow.cargototal .v{font-family:var(--ff-d);font-weight:800;color:var(--coral-deep);font-size:15px}
.arca .nomina{margin-top:16px;display:flex;justify-content:space-between;align-items:baseline;font-size:13px;color:var(--ink-faint)}
.arca .nomina .num{font-family:var(--ff-d);font-weight:700;color:var(--ink-soft);font-variant-numeric:tabular-nums}
.arca .tope-note{font-family:var(--ff-m);font-size:11px;color:var(--coral-deep);margin-top:14px;line-height:1.5;text-align:center}
.arca .calc-note{font-size:11px;color:var(--ink-faint);text-align:center;margin-top:10px}

/* ---- aviso (with halftone, Q8) ---- */
.arca .aviso-wrap{position:relative;margin-top:22px}
.arca .aviso-halftone{position:absolute;right:-6px;bottom:-6px;width:200px;height:200px;opacity:.22;
  -webkit-mask-image:radial-gradient(circle at 100% 100%,#000,transparent 70%);mask-image:radial-gradient(circle at 100% 100%,#000,transparent 70%)}
.arca .aviso{position:relative;max-width:760px;margin:0 auto;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-soft);overflow:hidden}
.arca .aviso summary{list-style:none;cursor:pointer;padding:16px 22px;font-family:var(--ff-d);font-weight:700;font-size:14px;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:12px}
.arca .aviso summary::-webkit-details-marker{display:none}
.arca .aviso summary .chev{color:var(--coral);transition:transform .2s var(--ease)}
.arca .aviso[open] summary .chev{transform:rotate(180deg)}
.arca .aviso-body{padding:0 22px 18px;color:var(--ink-soft);font-size:12.5px;line-height:1.65}
.arca .aviso-body p{margin-bottom:10px}.arca .aviso-body p:last-child{margin-bottom:0}

/* ---- PLAN CARDS: spotlight + tilt + shadow + badge (Q4) ---- */
.arca .cats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:46px;perspective:1100px}
.arca .catcard{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-md);padding:26px;overflow:hidden;cursor:default;
  box-shadow:var(--sh-soft);transition:box-shadow .2s var(--ease),transform .2s var(--ease),border-color .2s var(--ease);transform-style:preserve-3d}
.arca .catcard::before{content:"";position:absolute;inset:0;pointer-events:none;z-index:1;opacity:0;transition:opacity .25s var(--ease);
  background:radial-gradient(circle 180px at var(--mx,50%) var(--my,50%),rgba(255,107,87,.10),transparent 70%)}
.arca .catcard:hover::before,.arca .catcard:focus-within::before{opacity:1}
.arca .catcard:hover{box-shadow:var(--sh-card);border-color:var(--coral-soft)}
.arca .catcard:focus-within{box-shadow:var(--sh-card);outline:2px solid var(--coral);outline-offset:2px}
.arca .catcard.feat{border-color:var(--coral)}
.arca .catcard > *{position:relative;z-index:2}
.arca .catcard .badge{position:absolute;top:16px;right:16px;font-family:var(--ff-m);font-size:9.5px;letter-spacing:1px;text-transform:uppercase;color:#fff;background:var(--coral);padding:4px 10px;border-radius:100px;z-index:3}
.arca .catcard.pulse .cname{animation:badgePulse .32s var(--ease);transform-origin:left center}
@keyframes badgePulse{0%{transform:scale(1)}50%{transform:scale(1.08)}100%{transform:scale(1)}}
@media (prefers-reduced-motion:reduce){ .arca .catcard.pulse .badge{animation:none} }
.arca .catcard .cname{font-family:var(--ff-d);font-weight:800;font-size:22px;color:var(--ink)}
.arca .catcard .crange2{font-family:var(--ff-m);font-size:11.5px;color:var(--ink-faint);margin-top:6px}
.arca .catcard .ccupo{margin-top:18px;padding-top:16px;border-top:1px solid var(--line-soft)}
.arca .catcard .ccupo .lab{font-size:12px;color:var(--ink-soft)}
.arca .catcard .ccupo .big{font-family:var(--ff-d);font-weight:800;font-size:27px;color:var(--ink);line-height:1.1;margin-top:3px}
.arca .catcard .cdesde{font-family:var(--ff-m);font-size:11.5px;color:var(--coral-deep);margin-top:13px}

/* ---- TARJETA section (specular shine card) ---- */
.arca .tarjeta-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-top:10px}
.arca .tarjeta-copy .wlist{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:13px;margin-top:22px}
.arca .tarjeta-copy .wlist li{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--ink);line-height:1.45}
.arca .tarjeta-copy .wlist svg{width:17px;height:17px;stroke:var(--coral);fill:none;stroke-width:1.9;flex:none;margin-top:2px}
.arca .tarjeta-disclosure{font-size:12px;color:var(--ink-faint);margin-top:22px;line-height:1.55;max-width:52ch}
.arca .card-stage{display:flex;justify-content:center;perspective:1200px}
.arca .acard{position:relative;width:360px;max-width:88%;aspect-ratio:1.586;border-radius:20px;padding:24px;color:#fff;overflow:hidden;
  background:linear-gradient(135deg,#FF6B57 0%,#E5462F 62%,#F4B23E 130%);transform-style:preserve-3d;
  box-shadow:0 30px 60px -22px rgba(255,107,87,.6),0 12px 28px rgba(40,20,10,.3);transition:box-shadow .25s var(--ease),transform .3s var(--ease)}
.arca .acard::after{content:"";position:absolute;inset:0;pointer-events:none;z-index:2;mix-blend-mode:screen;
  background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.45) var(--shine,40%),transparent 60%);transition:background-position .1s ease-out}
.arca .acard .glyph{position:absolute;right:-50px;top:-70px;width:230px;height:230px;border-radius:50%;background:rgba(255,255,255,.12)}
.arca .acard .arow{display:flex;justify-content:space-between;align-items:flex-start;position:relative;z-index:3}
.arca .acard .aname{font-family:var(--ff-d);font-weight:800;font-size:24px;letter-spacing:-.02em}
.arca .acard .aname .a{color:#2A1206}
.arca .acard .achip{width:42px;height:32px;border-radius:7px;background:linear-gradient(135deg,rgba(255,255,255,.9),rgba(255,255,255,.55))}
.arca .acard .apan{font-family:var(--ff-m);font-size:15px;letter-spacing:.08em;position:relative;z-index:3;margin-top:26px}
.arca .acard .abot{display:flex;justify-content:space-between;align-items:flex-end;position:relative;z-index:3;margin-top:18px}
.arca .acard .alabel{font-family:var(--ff-m);font-size:8.5px;opacity:.8;text-transform:uppercase;letter-spacing:1px}
.arca .acard .aval{font-family:var(--ff-d);font-weight:600;font-size:14px;margin-top:2px}
.arca .acard .anet{font-family:var(--ff-d);font-weight:800;font-style:italic;font-size:21px;letter-spacing:-.02em}

/* ---- b2b ---- */
.arca .b2b{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-soft);margin-top:10px;overflow:hidden}
.arca .b2b-top{padding:40px 40px 30px;background:radial-gradient(480px 240px at 90% 0%,rgba(255,107,87,.10),transparent 60%)}
.arca .b2b-top h2{font-size:clamp(24px,3vw,32px)}
.arca .b2b-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line-soft)}
.arca .b2b-col{padding:30px 40px}
.arca .b2b-col:first-child{border-right:1px solid var(--line-soft)}
.arca .b2b-col h4{font-family:var(--ff-m);font-size:11px;letter-spacing:1.4px;text-transform:uppercase;color:var(--ink-faint);font-weight:700;margin-bottom:16px}
.arca .b2b-col ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.arca .b2b-col li{display:flex;gap:11px;align-items:flex-start;font-size:14px;color:var(--ink);line-height:1.5}
.arca .b2b-col li svg{width:17px;height:17px;stroke:var(--coral);fill:none;stroke-width:2;flex:none;margin-top:2px}
.arca .b2b-col.steps-col li{align-items:center}
.arca .b2b-col.steps-col li .num{width:28px;height:28px;border-radius:9px;background:var(--coral-tint);color:var(--coral-deep);font-family:var(--ff-d);font-weight:800;font-size:13px;display:grid;place-items:center;flex:none}
.arca .b2b-cta{padding:26px 40px;border-top:1px solid var(--line-soft);display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap}
.arca .b2b-cta p{font-family:var(--ff-d);font-weight:700;font-size:18px;color:var(--ink)}

/* ---- seguridad ---- */
.arca .sec{background:var(--ink);border-radius:var(--r-lg);padding:42px;margin-top:10px;color:#E9DFD2;position:relative;overflow:hidden}
.arca .sec .eyebrow{color:var(--coral-soft)}
.arca .sec h2{color:#fff;margin-top:12px}
.arca .seclist{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:18px 36px;margin-top:30px}
.arca .seclist li{display:flex;gap:13px;align-items:flex-start;font-size:14.5px;color:#D9CFC3;line-height:1.55}
.arca .seclist li svg{width:20px;height:20px;stroke:var(--coral-soft);fill:none;stroke-width:1.7;flex:none;margin-top:2px}
.arca .seclist li b{color:#fff;font-weight:600}

/* ---- faq ---- */
.arca .faq{max-width:780px;margin:42px auto 0;display:flex;flex-direction:column;gap:12px}
.arca .qa{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-soft)}
.arca .qa summary{list-style:none;cursor:pointer;padding:20px 24px;font-family:var(--ff-d);font-weight:700;font-size:16px;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:16px}
.arca .qa summary::-webkit-details-marker{display:none}
.arca .qa summary .plus{width:22px;height:22px;flex:none;position:relative}
.arca .qa summary .plus::before,.arca .qa summary .plus::after{content:"";position:absolute;background:var(--coral);border-radius:2px}
.arca .qa summary .plus::before{top:10px;left:3px;right:3px;height:2px}
.arca .qa summary .plus::after{left:10px;top:3px;bottom:3px;width:2px;transition:transform .2s var(--ease)}
.arca .qa[open] summary .plus::after{transform:scaleY(0)}
.arca .qa .ans{padding:0 24px 22px;color:var(--ink-soft);font-size:14.5px;line-height:1.65}

/* ---- final cta ---- */
.arca .finalcta{text-align:center;position:relative;overflow:hidden}
.arca .finalcta .hero-wash{background:radial-gradient(560px 320px at 50% 120%,rgba(255,107,87,.16),transparent 62%)}
.arca .finalcta-inner{position:relative;z-index:1;max-width:720px;margin:0 auto;padding:88px 26px}
.arca .finalcta .a-tag{display:inline-flex;align-items:center;gap:8px;background:var(--coral-tint);color:var(--coral-deep);font-family:var(--ff-m);font-size:12px;font-weight:700;padding:7px 14px;border-radius:100px}
.arca .finalcta .a-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--coral)}
.arca .finalcta h2{font-size:clamp(30px,5vw,50px);margin-top:18px}
.arca .finalcta p{color:var(--ink-soft);font-size:18px;margin:18px auto 0;max-width:44ch}
.arca .finalcta .cta{display:flex;gap:16px;justify-content:center;margin-top:32px;flex-wrap:wrap}

/* ---- footer ---- */
.arca .footer{background:var(--ink);color:#D9CFC3}
.arca .footer-inner{max-width:1100px;margin:0 auto;padding:52px 26px;display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:flex-start}
.arca .footer .word{font-family:var(--ff-d);font-weight:800;font-size:24px;color:#fff;letter-spacing:-.03em}
.arca .footer .word .a{color:var(--coral)}
.arca .footer .blurb{font-size:13.5px;color:#A99C8E;max-width:30ch;margin-top:12px}
.arca .footer .back{margin-top:16px;display:inline-flex;align-items:center;gap:8px;font-family:var(--ff-m);font-size:12.5px;color:#D9CFC3;border:1px solid #4A3B2E;border-radius:100px;padding:9px 16px;transition:border-color .2s,color .2s}
.arca .footer .back:hover{border-color:var(--coral);color:#fff}
.arca .footer .back .lg{font-family:var(--ff-arcore);font-weight:700;color:#fff}
.arca .footer .back .lg .o{color:var(--gold)}
.arca .footer-links{display:flex;gap:8px;flex-wrap:wrap}
.arca .footer-links a{font-family:var(--ff-m);font-size:12.5px;color:#D9CFC3;border:1px solid #4A3B2E;border-radius:100px;padding:8px 15px;transition:border-color .2s,color .2s}
.arca .footer-links a:hover{border-color:var(--coral);color:#fff}
.arca .footer-legal{border-top:1px solid #3A2D22}
.arca .footer-legal .wrap{padding:18px 26px}
.arca .footer-legal span{font-family:var(--ff-m);font-size:11.5px;color:#8A7C6E}

/* ---- responsive ---- */
@media (max-width:920px){
  .arca .steps{grid-template-columns:1fr 1fr}
  .arca .compare,.arca .cats{grid-template-columns:1fr}
  .arca .calc-split{grid-template-columns:1fr}
  .arca .calc-left{border-right:none;border-bottom:1px solid var(--line-soft)}
  .arca .tarjeta-grid{grid-template-columns:1fr;gap:32px}
  .arca .b2b-grid{grid-template-columns:1fr}
  .arca .b2b-col:first-child{border-right:none;border-bottom:1px solid var(--line-soft)}
  .arca .seclist{grid-template-columns:1fr}
}
@media (max-width:600px){
  .arca .nav-mid{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:rgba(244,242,236,.98);border-bottom:1px solid var(--line);padding:12px 22px 18px}
  .arca .nav-mid.open{display:flex}
  .arca .nav-mid a{padding:12px;font-size:16px}
  .arca .nav-toggle{display:flex}
  .arca .nav-right .btn-soft{display:none}
  .arca .steps{grid-template-columns:1fr}
  .arca .tarjeta-copy .wlist{grid-template-columns:1fr}
}