/* =========================================================
   Plan B Soluciones — Landing de cotización por WhatsApp
   Ajusta aquí los colores de marca si cambian (tokens).
   ========================================================= */
:root{
  --ink:#12283A;        /* azul acero profundo: texto y fondos oscuros */
  --ink-2:#1B3A51;
  --steel:#566874;      /* texto secundario */
  --galv:#E7EAE8;       /* lámina galvanizada: fondos de producto */
  --paper:#F6F7F5;      /* fondo general */
  --white:#FFFFFF;
  --rule:#CBD2D3;
  --line:#8FB9CC;       /* trazo "plano técnico" en sección oscura */
  --wa:#178A43;         /* acción: WhatsApp (contraste AA con blanco) */
  --wa-h:#10733A;
  --warn:#B3261E;
  --f-display:"Archivo", "Arial Narrow", Arial, sans-serif;
  --f-body:"IBM Plex Sans", "Segoe UI", Roboto, Arial, sans-serif;
  --r-s:4px; --r-m:8px; --r-l:14px;
  --wrap:1240px;
  --pad:clamp(20px, 5vw, 48px);
  --sec:clamp(64px, 9vw, 120px);
  --header:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--header) + 12px)}
body{margin:0;font-family:var(--f-body);font-size:17px;line-height:1.6;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;padding-bottom:env(safe-area-inset-bottom,0)}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
button{font:inherit;color:inherit;cursor:pointer}
h1,h2,h3,h4{font-family:var(--f-display);font-stretch:112%;line-height:1.08;margin:0;letter-spacing:-.01em;font-weight:750}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.section{padding:var(--sec) 0}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:10px 14px;z-index:100;border-radius:var(--r-s)}
.skip:focus{left:8px}
:focus-visible{outline:3px solid #2F7FB0;outline-offset:3px;border-radius:2px}
[hidden]{display:none!important}

/* ---------- Botones ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 22px;border-radius:var(--r-m);border:1.5px solid transparent;font-family:var(--f-body);font-weight:600;font-size:16px;line-height:1.2;text-decoration:none;transition:background-color .2s, border-color .2s, color .2s, transform .2s;text-align:center}
.btn:active{transform:translateY(1px)}
.btn-lg{min-height:56px;padding:16px 26px;font-size:17px}
.btn-sm{min-height:44px;padding:10px 16px;font-size:15px}
.btn-wa{background:var(--wa);color:#fff}
.btn-wa:hover{background:var(--wa-h)}
.btn-ghost{border-color:rgba(255,255,255,.7);color:#fff;background:rgba(18,40,58,.25)}
.btn-ghost:hover{background:#fff;color:var(--ink)}
.btn-line{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-line:hover{background:var(--ink);color:#fff}
.btn-line .i-wa{fill:var(--wa)}
.btn-line:hover .i-wa{fill:#fff}
.i-wa{width:20px;height:20px;fill:currentColor;flex:none}
.i-ar{width:18px;height:18px;flex:none}
.text-link{font-weight:600;color:var(--ink);text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:4px}
.text-link:hover{color:var(--wa-h)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(246,247,245,.94);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid transparent;transition:border-color .2s, box-shadow .2s}
.site-header.is-scrolled{border-bottom-color:var(--rule)}
.header-in{display:flex;align-items:center;gap:16px;height:var(--header)}
.brand{display:flex;align-items:center;flex:none}
.brand img{height:34px;width:auto}
.brand-text{font-family:var(--f-display);font-weight:800;font-size:20px}
.nav{display:none}
.header-cta{margin-left:auto}
.header-cta span{display:none}
.header-cta{padding:10px 12px}
.menu-btn{width:44px;height:44px;border:0;background:transparent;display:grid;place-content:center;gap:6px;flex:none}
.menu-btn span{display:block;width:22px;height:2px;background:var(--ink);transition:transform .25s}
.menu-btn[aria-expanded="true"] span:first-child{transform:translateY(4px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:last-child{transform:translateY(-4px) rotate(-45deg)}
.nav.is-open{display:flex;flex-direction:column;position:fixed;inset:var(--header) 0 auto 0;background:var(--paper);padding:8px var(--pad) 24px;border-bottom:1px solid var(--rule);box-shadow:0 20px 40px rgba(18,40,58,.12)}
.nav.is-open a{padding:14px 0;border-bottom:1px solid var(--rule);text-decoration:none;font-weight:600;font-size:18px}
.nav.is-open a:last-child{border-bottom:0}
@media (min-width:420px){.header-cta span{display:inline}.header-cta{padding:10px 16px}}
@media (min-width:1080px){
  .nav{display:flex;gap:26px;margin-left:36px}
  .nav a{text-decoration:none;font-weight:500;font-size:15px;padding:6px 0;border-bottom:2px solid transparent}
  .nav a:hover{border-bottom-color:var(--ink)}
  .nav-phone{color:var(--steel)}
  .menu-btn{display:none}
}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:min(92svh,860px);display:flex;align-items:flex-end;color:#fff;overflow:hidden;background:var(--ink)}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 40%;transform:scale(1.04);animation:heroIn 1.6s cubic-bezier(.2,.7,.2,1) forwards}
.hero-shade{position:absolute;inset:0;background:linear-gradient(180deg, rgba(18,40,58,.35) 0%, rgba(18,40,58,.25) 35%, rgba(12,28,42,.88) 78%, rgba(12,28,42,.96) 100%)}
.hero-flow{position:absolute;left:0;right:0;bottom:18%;width:100%;height:40%;opacity:.35;pointer-events:none}
.hero-flow path{fill:none;stroke:#fff;stroke-width:1.2;stroke-dasharray:6 14;animation:flow 14s linear infinite}
.hero-flow path:nth-child(2){animation-duration:18s;opacity:.7}
.hero-flow path:nth-child(3){animation-duration:22s;opacity:.5}
.hero-in{position:relative;padding-top:120px;padding-bottom:clamp(40px,7vw,80px);width:100%}
.hero h1{font-size:clamp(36px,6.6vw,78px);font-stretch:118%;font-weight:800;max-width:19ch;line-height:1.02;letter-spacing:-.02em;opacity:0;transform:translateY(14px);animation:rise .9s .15s cubic-bezier(.2,.7,.2,1) forwards}
.hero-sub{margin-top:22px;max-width:56ch;font-size:clamp(17px,2vw,20px);color:rgba(255,255,255,.9);opacity:0;animation:rise .9s .3s cubic-bezier(.2,.7,.2,1) forwards}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;opacity:0;animation:rise .9s .45s cubic-bezier(.2,.7,.2,1) forwards}
.hero-cap{max-width:calc(100% - 130px);margin-top:34px;font-size:13px;color:rgba(255,255,255,.7);padding-left:14px;border-left:2px solid rgba(255,255,255,.4)}
@media (max-width:520px){.hero-ctas .btn{width:100%}}
@keyframes heroIn{to{transform:scale(1)}}
@keyframes rise{to{opacity:1;transform:none}}
@keyframes flow{to{stroke-dashoffset:-400}}

/* ---------- Confianza ---------- */
.trust{background:var(--ink);color:#fff;border-top:1px solid rgba(255,255,255,.12)}
.trust-in{display:grid;grid-template-columns:1fr 1fr}
.trust p{padding:20px 0;display:flex;flex-direction:column;gap:2px;border-bottom:1px solid rgba(255,255,255,.12)}
.trust p:nth-child(odd){padding-right:14px;border-right:1px solid rgba(255,255,255,.12)}
.trust p:nth-child(even){padding-left:16px}
.trust strong{font-family:var(--f-display);font-stretch:112%;font-size:clamp(20px,2.4vw,28px);font-weight:750}
.trust span{font-size:14px;color:rgba(255,255,255,.72);line-height:1.35}
@media (min-width:900px){
  .trust-in{grid-template-columns:repeat(4,1fr)}
  .trust p{border-bottom:0;padding:26px 24px!important;border-right:1px solid rgba(255,255,255,.12)}
  .trust p:first-child{padding-left:0!important}
  .trust p:last-child{border-right:0}
}

/* ---------- Encabezados de sección ---------- */
.sec-head{max-width:720px;margin-bottom:clamp(32px,4vw,52px)}
.sec-head h2{font-size:clamp(30px,4.4vw,52px)}
.sec-head p{margin-top:14px;color:var(--steel);font-size:18px;max-width:60ch}
.sec-head-row{max-width:none;display:flex;flex-wrap:wrap;gap:18px 40px;align-items:flex-end;justify-content:space-between}
.sec-head-row > div{max-width:720px}

/* ---------- Necesidades ---------- */
.needs-grid{display:grid;gap:40px}
.needs-list{border-top:2px solid var(--ink)}
.need{border-bottom:1px solid var(--rule)}
.need-link{display:grid;grid-template-columns:64px 1fr;gap:4px 16px;align-items:center;padding:18px 0;text-decoration:none}
.need-thumb{width:64px;height:64px;object-fit:cover;border-radius:var(--r-s);background:var(--galv);grid-row:span 2}
.need-text{display:flex;flex-direction:column;gap:4px}
.need-title{font-family:var(--f-display);font-stretch:108%;font-weight:700;font-size:clamp(19px,2.2vw,26px);line-height:1.15}
.need-desc{font-size:15px;color:var(--steel);line-height:1.45}
.need-go{grid-column:2;display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--wa);margin-top:6px}
.need-q{width:64px;height:64px;border-radius:var(--r-s);background:var(--ink);color:#fff;display:grid;place-content:center;font-family:var(--f-display);font-weight:800;font-size:30px;grid-row:span 2}
.need-unsure .need-link{background:var(--white);margin:12px 0 0;padding:18px;border-radius:var(--r-m);border:1.5px solid var(--ink)}
.need-unsure{border-bottom:0}
.needs-stage{display:none}
@media (min-width:1000px){
  .needs-grid{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:64px;align-items:start}
  .need-link{grid-template-columns:1fr auto;padding:22px 4px;transition:padding .25s, background-color .25s}
  .need-thumb{display:none}
  .need-q{display:none}
  .need-text{grid-column:1;grid-row:1}
  .need-go{grid-column:2;grid-row:1;margin:0;opacity:.0;transform:translateX(-6px);transition:opacity .2s, transform .2s;white-space:nowrap}
  .need.is-active .need-link, .need-link:hover, .need-link:focus-visible{padding-left:16px;background:var(--white)}
  .need.is-active .need-go, .need-link:hover .need-go, .need-link:focus-visible .need-go{opacity:1;transform:none}
  .need-unsure .need-link{padding:22px;margin-top:20px}
  .need-unsure .need-go{opacity:1;transform:none}
  .needs-stage{display:block;position:sticky;top:calc(var(--header) + 32px);aspect-ratio:4/5;border-radius:var(--r-l);overflow:hidden;background:var(--galv)}
  .needs-fig{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .45s ease, transform 1.2s ease;transform:scale(1.03)}
  .needs-fig.is-on{opacity:1;transform:none}
}

/* ---------- Categorías ---------- */
.cats{background:var(--white);border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.tabs{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;margin:0 calc(var(--pad) * -1) 28px;padding:0 var(--pad)}
.tabs::-webkit-scrollbar{display:none}
.tabs button{flex:none;display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:10px 18px;border:1.5px solid var(--rule);border-radius:999px;background:var(--paper);font-weight:600;font-size:16px;white-space:nowrap}
.tabs button[aria-selected="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
.tab-count{font-size:12px;font-weight:600;min-width:22px;height:22px;display:grid;place-content:center;border-radius:999px;background:rgba(18,40,58,.08)}
.tabs button[aria-selected="true"] .tab-count{background:rgba(255,255,255,.18)}
.cat-panel{display:grid;gap:28px}
.cat-panel.is-entering{animation:panelIn .4s ease}
@keyframes panelIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.cat-hero{margin:0;position:relative;border-radius:var(--r-l);overflow:hidden;background:var(--galv);aspect-ratio:4/3}
.cat-hero img{width:100%;height:100%;object-fit:cover}
.cat-hero figcaption{position:absolute;inset:auto 0 0 0;padding:22px;color:#fff;background:linear-gradient(0deg, rgba(12,28,42,.92), rgba(12,28,42,0));display:flex;flex-direction:column;gap:6px;padding-top:70px}
.cat-hero strong{font-family:var(--f-display);font-stretch:115%;font-size:clamp(28px,3.4vw,40px);font-weight:800;line-height:1}
.cat-hero span{font-size:16px;max-width:42ch}
.cat-hero small{font-size:12.5px;opacity:.75;margin-top:4px}
.cat-list{border-top:2px solid var(--ink)}
.cat-row{display:grid;grid-template-columns:96px 1fr;gap:14px 18px;padding:22px 0;border-bottom:1px solid var(--rule)}
.cat-img{background:var(--galv);border-radius:var(--r-m);aspect-ratio:1;overflow:hidden;display:grid;place-items:center}
.cat-img img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;transition:transform .5s ease}
.cat-row:hover .cat-img img{transform:scale(1.05)}
.cat-brand{font-size:13px;font-weight:600;color:var(--steel)}
.cat-body h4{font-size:20px;margin:2px 0 6px}
.cat-body p{font-size:15.5px;line-height:1.5}
.cat-app{margin-top:8px!important;color:var(--steel)}
.cat-app span{font-weight:600;color:var(--ink)}
.cat-actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px}
.cat-actions .text-link{font-size:14.5px}
.cats-note{margin-top:28px;font-size:15px;color:var(--steel);max-width:72ch}
@media (min-width:640px){
  .cat-row{grid-template-columns:120px 1fr}
  .cat-actions{grid-column:2}
}
@media (min-width:1000px){
  .cat-panel{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px;align-items:start}
  .cat-hero{aspect-ratio:auto;height:100%;min-height:560px;position:sticky;top:calc(var(--header) + 24px);max-height:calc(100svh - var(--header) - 48px)}
  .cat-row{grid-template-columns:128px 1fr;align-items:start}
  .cat-actions{grid-column:2}
}

/* ---------- Productos ---------- */
.rail{display:grid;grid-auto-flow:column;grid-auto-columns:min(78vw,300px);gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;scroll-padding-left:var(--pad);margin:0 calc(var(--pad) * -1);padding:4px var(--pad) 20px;scrollbar-width:thin;scrollbar-color:var(--rule) transparent;overscroll-behavior-x:contain}
.rail > li{scroll-snap-align:start}
.rail-ctrl{display:none;gap:8px}
.rail-btn{width:48px;height:48px;border-radius:999px;border:1.5px solid var(--ink);background:transparent;display:grid;place-content:center}
.rail-btn svg{width:20px;height:20px}
.rail-btn:hover{background:var(--ink);color:#fff}
.rail-btn-dark{border-color:rgba(255,255,255,.6);color:#fff}
.rail-btn-dark:hover{background:#fff;color:var(--ink)}
@media (min-width:900px){.rail-ctrl{display:flex}}
.chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;margin:0 calc(var(--pad) * -1) 22px;padding:0 var(--pad)}
.chips::-webkit-scrollbar{display:none}
.chip{flex:none;min-height:40px;padding:8px 16px;border-radius:999px;border:1.5px solid var(--rule);background:transparent;font-size:15px;font-weight:500}
.chip.is-on{border-color:var(--ink);background:var(--ink);color:#fff}
.prod{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--rule);border-radius:var(--r-l);padding:14px 14px 18px}
.prod.is-hidden{display:none}
.prod-img{background:var(--galv);border-radius:var(--r-m);aspect-ratio:1;display:grid;place-items:center;overflow:hidden;margin-bottom:16px}
.prod-img img{width:88%;height:88%;object-fit:contain;mix-blend-mode:multiply;transition:transform .6s ease}
.prod:hover .prod-img img{transform:scale(1.04)}
.prod-brand{font-size:13px;font-weight:600;color:var(--steel);padding:0 4px}
.prod-name{font-size:18.5px;line-height:1.2;margin:4px 0 6px;padding:0 4px}
.prod-app{font-size:14.5px;color:var(--steel);padding:0 4px}
.prod-feats{margin:12px 4px 18px;display:flex;flex-direction:column;gap:6px}
.prod-feats li{font-size:14.5px;line-height:1.35;padding-left:16px;position:relative}
.prod-feats li::before{content:"";position:absolute;left:0;top:.55em;width:7px;height:7px;border:1.5px solid var(--ink);border-radius:1px}
.prod .btn{margin-top:auto;width:100%}

/* ---------- Industrias ---------- */
.inds{background:var(--paper)}
.ind-grid{display:grid;gap:18px}
.ind{position:relative;border-radius:var(--r-l);overflow:hidden;min-height:440px;display:flex;align-items:flex-end;color:#fff;background:var(--ink)}
.ind img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.2s ease}
.ind:hover img{transform:scale(1.04)}
.ind::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg, rgba(12,28,42,.95) 0%, rgba(12,28,42,.7) 42%, rgba(12,28,42,.05) 75%)}
.ind-body{position:relative;z-index:1;padding:24px;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.ind h3{font-size:clamp(22px,2.4vw,28px)}
.ind p{font-size:15.5px;line-height:1.5;color:rgba(255,255,255,.9);max-width:46ch}
.ind .ind-case{font-size:14px;color:rgba(255,255,255,.75);padding-left:12px;border-left:2px solid var(--line)}
.ind .btn{margin-top:6px}
@media (min-width:720px){.ind-grid{grid-template-columns:1fr 1fr}.ind-0{grid-column:1 / -1;min-height:480px}}
@media (min-width:1080px){
  .ind-grid{grid-template-columns:repeat(3,1fr);grid-auto-rows:minmax(300px,auto)}
  .ind-0{grid-column:span 2;grid-row:span 1}
  .ind-2{grid-row:span 2}
  .ind-5{grid-column:span 2}
  .ind{min-height:360px}
}

/* ---------- Proyectos ---------- */
.proj{position:relative;background:var(--ink);color:#fff;padding:var(--sec) 0;overflow:hidden}
.proj-grid-bg{position:absolute;inset:0;background-image:linear-gradient(rgba(143,185,204,.08) 1px, transparent 1px),linear-gradient(90deg, rgba(143,185,204,.08) 1px, transparent 1px);background-size:32px 32px;mask-image:linear-gradient(180deg,#000 0%,rgba(0,0,0,.6) 50%,transparent 100%);-webkit-mask-image:linear-gradient(180deg,#000 0%,rgba(0,0,0,.6) 50%,transparent 100%)}
.proj .wrap{position:relative}
.proj-top{display:grid;gap:40px}
.proj-intro h2{font-size:clamp(32px,4.8vw,58px);max-width:16ch}
.proj-lead{font-size:clamp(18px,2vw,21px);margin:22px 0 14px;color:#fff;max-width:56ch}
.proj-intro p{color:rgba(255,255,255,.78);max-width:58ch}
.proj-intro .btn{margin-top:28px}
.proj-fig{margin:0;position:relative;border-radius:var(--r-l);overflow:hidden;border:1px solid rgba(143,185,204,.35);aspect-ratio:4/3}
.proj-fig img{width:100%;height:100%;object-fit:cover}
.proj-fig figcaption{position:absolute;left:12px;bottom:12px;background:rgba(12,28,42,.85);font-size:13px;padding:6px 10px;border-radius:var(--r-s)}
@media (min-width:1000px){.proj-top{grid-template-columns:1.2fr .8fr;gap:72px;align-items:center}.proj-fig{aspect-ratio:4/5}}
.steps{display:grid;gap:0;margin-top:clamp(56px,7vw,88px);border-top:1px solid rgba(143,185,204,.4)}
.steps li{padding:26px 0;border-bottom:1px solid rgba(143,185,204,.25);display:grid;grid-template-columns:56px 1fr;gap:4px 12px}
.step-n{font-family:var(--f-display);font-stretch:120%;font-weight:800;font-size:22px;color:var(--line);grid-row:span 2}
.steps h3{font-size:22px}
.steps p{color:rgba(255,255,255,.75);font-size:15.5px}
@media (min-width:900px){
  .steps{grid-template-columns:repeat(4,1fr);border-top:0}
  .steps li{display:block;padding:28px 28px 30px 0;border-bottom:0;border-top:1px solid rgba(143,185,204,.4);position:relative}
  .steps li + li{padding-left:28px;border-left:1px solid rgba(143,185,204,.25)}
  .step-n{display:block;margin-bottom:28px;font-size:44px}
  .steps h3{margin-bottom:10px}
}
.proj-facts{display:grid;grid-template-columns:1fr 1fr;margin:clamp(48px,6vw,72px) 0 0;border:1px solid rgba(143,185,204,.3);border-radius:var(--r-l)}
.proj-facts div{padding:20px;border-bottom:1px solid rgba(143,185,204,.3);display:flex;flex-direction:column-reverse;gap:4px}
.proj-facts div:nth-child(odd){border-right:1px solid rgba(143,185,204,.3)}
.proj-facts div:nth-child(n+3){border-bottom:0}
.proj-facts dt{font-size:14px;color:rgba(255,255,255,.7);line-height:1.35}
.proj-facts dd{margin:0;font-family:var(--f-display);font-stretch:118%;font-weight:800;font-size:clamp(28px,3.6vw,44px);line-height:1}
@media (min-width:900px){.proj-facts{grid-template-columns:repeat(4,1fr)}.proj-facts div{border-bottom:0;border-right:1px solid rgba(143,185,204,.3)!important;padding:26px}.proj-facts div:last-child{border-right:0!important}}
.cases-head{display:grid;gap:8px;margin:clamp(64px,8vw,96px) 0 26px;grid-template-columns:1fr}
.cases-title{font-size:clamp(24px,3vw,34px)}
.cases-head p{color:rgba(255,255,255,.72);font-size:15.5px}
.cases-head .rail-ctrl{justify-self:start}
@media (min-width:900px){.cases-head{grid-template-columns:1fr auto;align-items:end}.cases-head .rail-ctrl{grid-row:1 / span 2;grid-column:2}}
.case-rail{grid-auto-columns:min(86vw,420px);scrollbar-color:rgba(143,185,204,.4) transparent}
.case{background:rgba(255,255,255,.04);border:1px solid rgba(143,185,204,.3);border-radius:var(--r-l);overflow:hidden;display:flex;flex-direction:column;height:100%}
.case img{width:100%;aspect-ratio:16/10;object-fit:cover}
.case-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.case-where{font-size:13.5px;color:var(--line);font-weight:600}
.case h3{font-size:20px;line-height:1.2}
.case dl{margin:4px 0 0;border-top:1px dashed rgba(143,185,204,.45)}
.case dl div{display:grid;grid-template-columns:104px 1fr;gap:10px;padding:9px 0;border-bottom:1px dashed rgba(143,185,204,.3);font-size:14.5px}
.case dt{color:rgba(255,255,255,.6)}
.case dd{margin:0}
.case-eq{margin-top:auto!important;padding-top:8px;font-size:15px;font-weight:500}
.case-eq span{display:block;font-size:13px;color:var(--line);font-weight:600;margin-bottom:2px}

/* ---------- Formulario ---------- */
.ask{background:var(--galv)}
.ask-grid{display:grid;gap:36px}
.ask-copy h2{font-size:clamp(28px,3.8vw,46px);max-width:20ch}
.ask-copy > p{margin-top:16px;color:var(--steel);font-size:18px;max-width:52ch}
.ask-points{margin-top:24px;display:flex;flex-direction:column;gap:10px}
.ask-points li{padding-left:22px;position:relative;font-size:16px}
.ask-points li::before{content:"";position:absolute;left:0;top:.62em;width:10px;height:2px;background:var(--wa)}
.ask-form{background:var(--white);border-radius:var(--r-l);padding:clamp(20px,3vw,34px);display:grid;gap:18px;border:1px solid var(--rule);box-shadow:0 30px 60px -30px rgba(18,40,58,.25)}
.f-row{display:flex;flex-direction:column;gap:6px;border:0;margin:0;padding:0;min-width:0}
.f-row label, .f-row legend{font-size:15px;font-weight:600;padding:0}
.req{font-weight:400;color:var(--steel);font-size:13px}
.ask-form input:not([type=radio]), .ask-form textarea{width:100%;font:inherit;font-size:16px;color:var(--ink);background:var(--paper);border:1.5px solid var(--rule);border-radius:var(--r-m);padding:13px 14px;min-height:50px;transition:border-color .2s, background-color .2s}
.ask-form textarea{resize:vertical;min-height:120px;line-height:1.5}
.ask-form input:focus, .ask-form textarea:focus{outline:none;border-color:var(--ink);background:#fff}
.ask-form [aria-invalid="true"]{border-color:var(--warn)!important}
.seg{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.seg label{position:relative}
.seg input{position:absolute;opacity:0;inset:0;width:100%;height:100%;margin:0;cursor:pointer}
.seg span{display:inline-flex;align-items:center;min-height:44px;padding:9px 14px;border:1.5px solid var(--rule);border-radius:999px;font-size:15px;font-weight:500;background:var(--paper);transition:all .15s}
.seg input:checked + span{background:var(--ink);border-color:var(--ink);color:#fff}
.seg input:focus-visible + span{outline:3px solid #2F7FB0;outline-offset:2px}
.f-space.is-invalid .seg span{border-color:var(--warn)}
.f-error{color:var(--warn);font-weight:600;font-size:15px}
.f-submit{width:100%}
.f-legal{font-size:13px;color:var(--steel)}
@media (min-width:640px){.ask-form{grid-template-columns:1fr 1fr}.f-space,.f-full,.f-error,.f-submit,.f-legal{grid-column:1 / -1}}
@media (min-width:1000px){.ask-grid{grid-template-columns:.85fr 1.15fr;gap:64px;align-items:start}.ask-copy{position:sticky;top:calc(var(--header) + 40px)}}

/* ---------- Por qué ---------- */
.why-head{max-width:820px}
.why-head h2{font-size:clamp(32px,5vw,60px);max-width:14ch}
.why-grid{display:grid;gap:36px}
.why-rules{display:grid;gap:0;border-top:2px solid var(--ink)}
.rule{padding:24px 0;border-bottom:1px solid var(--rule)}
.rule h3{font-size:22px;margin-bottom:8px}
.rule p{color:var(--steel)}
.why-fig{margin:0;border-radius:var(--r-l);overflow:hidden;position:relative;aspect-ratio:4/5;background:var(--galv)}
.why-fig img{width:100%;height:100%;object-fit:cover}
.why-fig figcaption{position:absolute;left:12px;bottom:12px;background:rgba(246,247,245,.94);font-size:13px;padding:6px 10px;border-radius:var(--r-s)}
@media (min-width:760px){.why-rules{grid-template-columns:1fr 1fr;column-gap:40px}}
@media (min-width:1080px){.why-grid{grid-template-columns:1.5fr 1fr;gap:64px;align-items:start}}

/* ---------- Marcas ---------- */
.brands{border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);background:var(--white);padding:40px 0}
.brands-in{display:grid;gap:22px}
.brands h2{font-size:16px;font-family:var(--f-body);font-weight:600;font-stretch:100%;color:var(--steel);letter-spacing:0}
.brand-list{display:flex;flex-wrap:wrap;gap:14px 34px;align-items:baseline}
.brand-list li{font-family:var(--f-display);font-stretch:120%;font-weight:750;font-size:clamp(20px,2.4vw,28px);color:var(--ink);opacity:.82;transition:opacity .2s}
.brand-list li:hover{opacity:1}
.brand-own{color:var(--wa)!important;opacity:1!important}
.brand-own small{font-family:var(--f-body);font-stretch:100%;font-size:13px;font-weight:500;color:var(--steel);margin-left:4px}
.brands-note{font-size:14px;color:var(--steel)}
@media (min-width:1000px){.brands-in{grid-template-columns:220px 1fr;align-items:center}.brands-note{grid-column:2}}

/* ---------- CTA intermedio ---------- */
.band{background:var(--wa);color:#fff;padding:clamp(48px,6vw,72px) 0}
.band-in{display:grid;gap:24px;align-items:center}
.band h2{font-size:clamp(28px,4vw,48px)}
.band p{margin-top:10px;font-size:18px;color:rgba(255,255,255,.9);max-width:54ch}
.band .btn-wa{background:#fff;color:var(--wa-h)}
.band .btn-wa:hover{background:var(--ink);color:#fff}
@media (min-width:900px){.band-in{grid-template-columns:1fr auto}}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;gap:24px}
.faq-grid .sec-head .btn{margin-top:22px}
.faq-list{border-top:2px solid var(--ink)}
.faq-item{border-bottom:1px solid var(--rule)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 0;min-height:56px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item h3{font-size:clamp(18px,2vw,21px);font-stretch:105%;font-weight:700;line-height:1.3}
.faq-sign{flex:none;width:22px;height:22px;position:relative}
.faq-sign::before,.faq-sign::after{content:"";position:absolute;left:50%;top:50%;width:16px;height:2px;background:var(--ink);transform:translate(-50%,-50%);transition:transform .25s}
.faq-sign::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq-item[open] .faq-sign::after{transform:translate(-50%,-50%) rotate(0)}
.faq-item p{padding:0 0 24px;color:var(--steel);max-width:66ch}
@media (min-width:1000px){.faq-grid{grid-template-columns:.8fr 1.2fr;gap:64px}.faq-grid .sec-head{position:sticky;top:calc(var(--header) + 40px);align-self:start}}

/* ---------- CTA final ---------- */
.final{background:var(--ink);color:#fff;padding:clamp(72px,10vw,140px) 0;position:relative;overflow:hidden}
.final::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(143,185,204,.07) 1px, transparent 1px),linear-gradient(90deg, rgba(143,185,204,.07) 1px, transparent 1px);background-size:32px 32px}
.final-in{position:relative}
.final h2{font-size:clamp(34px,6vw,76px);font-stretch:118%;font-weight:800;max-width:17ch;line-height:1.02}
.final p{margin-top:20px;font-size:19px;color:rgba(255,255,255,.82);max-width:50ch}
.final-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
@media (max-width:520px){.final-ctas .btn{width:100%}}

/* ---------- Footer ---------- */
.footer{background:#0D1F2D;color:rgba(255,255,255,.8);padding:64px 0 calc(96px + env(safe-area-inset-bottom,0));font-size:15px}
.foot-grid{display:grid;gap:36px}
.foot-brand img{height:36px;width:auto;background:#fff;padding:6px 10px;border-radius:var(--r-s);box-sizing:content-box}
.foot-brand p{margin-top:16px;max-width:36ch}
.footer h3{font-family:var(--f-body);font-stretch:100%;font-size:14px;font-weight:600;color:#fff;margin-bottom:12px}
.footer ul{display:flex;flex-direction:column;gap:8px}
.footer a{text-decoration:none}
.footer a:hover{color:#fff;text-decoration:underline}
.footer address{font-style:normal;margin-bottom:10px}
.footer .text-link{color:#fff;font-size:14px}
.foot-base{margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.55)}
@media (min-width:720px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1080px){.foot-grid{grid-template-columns:1.3fr 1fr 1fr 1fr 1fr}.footer{padding-bottom:64px}}

/* ---------- WhatsApp flotante ---------- */
.wa-float{position:fixed;z-index:60;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0));display:inline-flex;align-items:center;gap:8px;background:var(--wa);color:#fff;text-decoration:none;font-weight:600;border-radius:999px;padding:14px 18px 14px 16px;box-shadow:0 12px 28px -8px rgba(18,40,58,.45);transition:background-color .2s, transform .3s, opacity .3s}
.wa-float:hover{background:var(--wa-h)}
.wa-float .i-wa{width:24px;height:24px}
.wa-float-l{display:none}
.wa-float.is-hidden{transform:translateY(120%);opacity:0;pointer-events:none}
@media (min-width:900px){.wa-float{right:24px;bottom:24px}.wa-float-l{display:inline}.wa-float-s{display:none}}

/* ---------- Revelado sutil ---------- */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1)}
.js .reveal.is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .hero h1,.hero-sub,.hero-ctas{opacity:1;transform:none}
  .js .reveal{opacity:1;transform:none}
}