*{box-sizing:border-box}
html{scroll-behavior:smooth}
:root{
  --bg:#EDEBE7; --surface:#F6F5F3; --card:#FFFFFF;
  --ink:#1D1D1B; --muted:#6E6D68; --faint:#A8A6A0; --line:#D6D3CD;
  --panel:#1D1D1B; --panel-ink:#F6F5F3; --panel-muted:#BABABA; --panel-line:#3A3A36;
  --accent:#2FB6A3; --accent-ink:#0E3B36; --dot:rgba(255,255,255,.055);
  --mark-a:#1D1D1B; --shadow:0 18px 44px rgba(0,0,0,.08);
  --wrap:1180px; --pad:28px;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#131311; --surface:#1A1A18; --card:#212120;
    --ink:#F6F5F3; --muted:#B4B3AD; --faint:#7E7D77; --line:#33332F;
    --panel:#0C0C0B; --panel-ink:#F6F5F3; --panel-muted:#B4B3AD; --panel-line:#2B2B27;
    --accent:#35C6B2; --accent-ink:#08312C; --dot:rgba(255,255,255,.05);
    --mark-a:#F6F5F3; --shadow:0 18px 44px rgba(0,0,0,.5);
  }
}
:root[data-theme="dark"]{
  --bg:#131311; --surface:#1A1A18; --card:#212120;
  --ink:#F6F5F3; --muted:#B4B3AD; --faint:#7E7D77; --line:#33332F;
  --panel:#0C0C0B; --panel-ink:#F6F5F3; --panel-muted:#B4B3AD; --panel-line:#2B2B27;
  --accent:#35C6B2; --accent-ink:#08312C; --dot:rgba(255,255,255,.05);
  --mark-a:#F6F5F3; --shadow:0 18px 44px rgba(0,0,0,.5);
}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{font-family:'Space Grotesk','Inter',system-ui,sans-serif;margin:0;text-wrap:pretty}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.eyebrow{font-family:'Space Grotesk',sans-serif;font-size:13px;letter-spacing:.22em;color:var(--accent)}
.rule{width:72px;height:5px;background:var(--accent);margin:32px 0 26px}
.dots{position:absolute;inset:0;background-image:radial-gradient(circle at 1px 1px,var(--dot) 1.6px,transparent 1.6px);background-size:26px 26px;pointer-events:none}
.btn{font-family:'Space Grotesk',sans-serif;font-weight:600;border-radius:999px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:opacity .15s,border-color .15s,color .15s}
.btn:hover{text-decoration:none}
.btn-solid{background:var(--accent);color:var(--accent-ink)}
.btn-solid:hover{opacity:.88}
.btn-solid[disabled]{opacity:.6;cursor:progress}
.btn-ghost{border-color:var(--line);color:var(--ink);background:transparent}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
section{border-bottom:1px solid var(--line)}
.sec{padding-top:88px;padding-bottom:88px}  /* longhand a proposito: el atajo "88px 0" pisa el padding lateral de .wrap */

/* NAV */
.nav{position:sticky;top:0;z-index:50;background:var(--bg);border-bottom:1px solid var(--line)}
.nav .wrap{padding-top:18px;padding-bottom:18px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);flex:none;white-space:nowrap}
.brand:hover{opacity:.75;text-decoration:none}
.mark{position:relative;flex:none;display:inline-block}
.mark i{position:absolute;border-radius:3px;transform:rotate(45deg);display:block}
.mark-32{width:32px;height:32px}
.mark-32 i{width:20px;height:20px}
.mark-40{width:40px;height:40px}
.mark-40 i{width:25px;height:25px}
.mark .a{background:var(--mark-a);top:0;left:0;animation:zk-pulse-a 2.8s ease-in-out infinite}
.mark .halo{border:2px solid var(--accent);bottom:0;right:0;animation:zk-halo 2.8s ease-out infinite}
.mark .b{background:var(--accent);bottom:0;right:0;animation:zk-pulse-b 2.8s ease-in-out infinite}
.mark.static i{animation:none}
.mark.on-dark .a{background:#F6F5F3}
.wordmark{display:flex;flex-direction:column;gap:3px}
.wordmark b{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:26px;letter-spacing:-.02em;line-height:1}
.wordmark span{font-family:'Space Grotesk',sans-serif;font-weight:500;font-size:11px;letter-spacing:.24em;line-height:1;white-space:nowrap}
.nav-right{display:flex;align-items:center;gap:28px}
.nav-links{display:flex;gap:26px}
.nav-links a{font-family:'Space Grotesk',sans-serif;font-size:14px;font-weight:500;color:var(--muted);letter-spacing:.01em}
.nav-links a:hover{color:var(--accent);text-decoration:none}
.theme{background:transparent;border:1px solid var(--line);color:var(--muted);font-family:'Space Grotesk',sans-serif;font-size:11px;letter-spacing:.16em;padding:9px 14px;border-radius:999px;cursor:pointer;min-height:38px;white-space:nowrap}
.theme:hover{border-color:var(--accent);color:var(--accent)}
.nav .btn-solid{font-size:14px;letter-spacing:.02em;padding:13px 22px}
.burger{display:none;background:transparent;border:1px solid var(--line);border-radius:10px;width:44px;height:44px;cursor:pointer;color:var(--ink);align-items:center;justify-content:center}
.burger span{display:block;width:18px;height:2px;background:currentColor;position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor}
.burger span::before{top:-6px}
.burger span::after{top:6px}

@media (max-width:900px){
  :root{--pad:20px}
  .sec{padding-top:64px;padding-bottom:64px}
  .burger{display:inline-flex}
  .nav-right{position:absolute;left:0;right:0;top:100%;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 24px;display:none;box-shadow:0 18px 30px rgba(0,0,0,.12)}
  .nav-right.open{display:flex}
  .nav .wrap{position:relative}
  .nav-links{flex-direction:column;gap:0}
  .nav-links a{padding:15px 2px;border-bottom:1px solid var(--line);font-size:17px;color:var(--ink)}
  .nav-right .theme{margin:18px 0 12px;align-self:flex-start}
  .nav-right .btn-solid{width:100%;padding:15px 22px;font-size:16px}
}

/* HERO */
.hero .wrap{padding-top:96px;padding-bottom:80px;display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:64px;align-items:center}
.rise{animation:zk-rise .7s cubic-bezier(.2,.8,.2,1) both}
.rise-2{animation:zk-rise .7s cubic-bezier(.2,.8,.2,1) .12s both}
.pill{display:inline-flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:999px;padding:8px 16px;margin-bottom:28px}
.pill i{width:7px;height:7px;background:var(--accent);transform:rotate(45deg);display:block;flex:none}
.pill span{font-family:'Space Grotesk',sans-serif;font-size:12px;letter-spacing:.14em;color:var(--muted)}
h1{font-weight:700;font-size:clamp(38px,6.4vw,74px);line-height:1.02;letter-spacing:-.04em}
.lead{font-size:clamp(17px,2vw,20px);line-height:1.6;color:var(--muted);margin:0;max-width:520px;text-wrap:pretty}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:38px}
.cta-row .btn{font-size:16px;padding:17px 30px}
.panel{background:var(--panel);border-radius:16px;padding:52px 48px;position:relative;overflow:hidden;box-shadow:var(--shadow)}
.panel-in{position:relative;display:flex;flex-direction:column;gap:34px}
.bigmark{position:absolute;right:-70px;top:-70px;width:220px;height:220px;background:var(--accent);border-radius:26px;transform:rotate(45deg);opacity:.16}
.snap{display:flex;align-items:center;justify-content:center;padding:14px 0 6px}
.snap div{position:relative;width:88px;height:88px}
.snap i{position:absolute;width:55px;height:55px;border-radius:7px;transform:rotate(45deg);display:block}
.snap .a{background:#F6F5F3;top:0;left:0;animation:zk-snap-a 1s cubic-bezier(.2,.9,.2,1) both}
.snap .b{background:var(--accent);bottom:0;right:0;animation:zk-snap-b 1s cubic-bezier(.2,.9,.2,1) both}
.hr{height:1px;background:var(--panel-line)}
.facts{display:grid;gap:22px}
.fact{display:grid;grid-template-columns:112px minmax(0,1fr);gap:24px;align-items:start}
.fact b{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:30px;letter-spacing:-.03em;color:var(--accent);line-height:1;text-align:right;white-space:nowrap}
.fact span{font-size:15px;line-height:1.55;color:var(--panel-muted);margin-top:-3px;text-wrap:pretty}
@media (max-width:560px){
  .panel{padding:36px 24px}
  .fact{grid-template-columns:84px minmax(0,1fr);gap:16px}
  .fact b{font-size:26px}
}

h2{font-weight:700;font-size:clamp(28px,3.6vw,44px);line-height:1.12;letter-spacing:-.03em}
.two{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:56px;margin-top:26px;align-items:start}
.body-copy{display:flex;flex-direction:column;gap:20px;font-size:17px;line-height:1.7;color:var(--muted)}
.body-copy p{margin:0;text-wrap:pretty}

/* PILLARS */
.pillars{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));margin-top:64px;border-top:1px solid var(--line)}
.pillar{padding:32px 28px 0 0;display:flex;flex-direction:column;gap:10px}
.num{font-family:ui-monospace,monospace;font-size:13px;color:var(--accent)}
.pillar h3{font-weight:600;font-size:21px;letter-spacing:-.015em}
.pillar p{font-size:15px;line-height:1.65;color:var(--muted);margin:0;text-wrap:pretty}

/* CARDS / SERVICIOS */
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap}
.sec-head h2{margin:22px 0 0;max-width:620px}
.sec-head .aside{font-size:15px;line-height:1.6;color:var(--muted);max-width:300px;text-wrap:pretty}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px;margin-top:52px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:34px 30px;display:flex;flex-direction:column;gap:16px;transition:border-color .15s}
.card:hover{border-color:var(--accent)}
.card-top{display:flex;justify-content:space-between;align-items:flex-start}
.card h3{font-weight:700;font-size:24px;letter-spacing:-.02em;line-height:1.15}
.card p{font-size:15px;line-height:1.65;color:var(--muted);margin:0;text-wrap:pretty}
.deliv{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);font-size:14px;line-height:1.55;color:var(--muted)}
.deliv b{color:var(--accent);font-weight:500}

/* METODO */
.dark{background:var(--panel);color:var(--panel-ink);position:relative;overflow:hidden;border-bottom:none}
.dark .wrap{position:relative}
.dark h2,.dark h3{color:var(--panel-ink)}
.dark p{color:var(--panel-muted)}
.steps{display:flex;flex-direction:column;margin-top:56px}
.step{display:flex;gap:32px;padding:32px 0;border-top:1px solid var(--panel-line);flex-wrap:wrap}
.step>.n{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:34px;color:var(--accent);line-height:1;flex:none;width:64px}
.step .txt{flex:1;min-width:220px}
.step h3{font-weight:600;font-size:24px;letter-spacing:-.02em}
.step p{font-size:16px;line-height:1.7;margin:10px 0 0;max-width:620px;text-wrap:pretty}
.step .w{font-family:ui-monospace,monospace;font-size:13px;color:var(--faint);flex:none;padding-top:10px}

/* CASO */
#caso h2{margin:22px 0 0;max-width:760px;font-size:clamp(28px,3.8vw,48px);line-height:1.1}
.caption{font-size:15px;color:var(--faint);margin-top:14px}
.split{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:48px;margin-top:52px}
.label{font-family:'Space Grotesk',sans-serif;font-size:12px;letter-spacing:.2em;color:var(--faint)}
.split p{font-size:16px;line-height:1.7;color:var(--muted);margin:14px 0 0;text-wrap:pretty}

/* EQUIPO */
.people{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px;margin-top:52px}
.person{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:30px;display:flex;flex-direction:column;gap:10px}
.avatar{width:52px;height:52px;border-radius:12px;background:var(--panel);color:var(--accent);font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:18px;letter-spacing:.02em;display:flex;align-items:center;justify-content:center;margin-bottom:6px}
.person h3{font-weight:700;font-size:21px;letter-spacing:-.02em}
.person .role{font-family:'Space Grotesk',sans-serif;font-size:11px;letter-spacing:.2em;color:var(--accent)}
.person p{font-size:15px;line-height:1.6;color:var(--muted);margin:0;text-wrap:pretty}
.person a{font-size:15px;margin-top:auto;padding-top:14px;word-break:break-word}

/* MODALIDADES */
.mode{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:34px 30px;display:flex;flex-direction:column;gap:14px;position:relative;overflow:hidden}
.mode.hot{background:var(--panel);color:var(--panel-ink);border-color:var(--panel-line);box-shadow:var(--shadow)}
.mode>*{position:relative}
.mode .tag{font-family:'Space Grotesk',sans-serif;font-size:11px;letter-spacing:.2em;color:var(--accent)}
.mode h3{font-weight:700;font-size:26px;letter-spacing:-.02em}
.mode p{font-size:15px;line-height:1.65;color:var(--muted);margin:0;text-wrap:pretty}
.mode.hot p{color:var(--panel-muted)}
.mode .foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);font-family:'Space Grotesk',sans-serif;font-size:13px;letter-spacing:.12em;color:var(--faint)}
.mode.hot .foot{border-top-color:var(--panel-line)}

/* CONTACTO */
#contacto{background:var(--accent);border-bottom:none}
#contacto .wrap{padding-top:96px;padding-bottom:96px;display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:56px;align-items:center}
#contacto .eyebrow{color:var(--accent-ink);letter-spacing:.28em}
#contacto h2{margin:22px 0 0;color:var(--accent-ink);font-size:clamp(30px,4.2vw,52px);line-height:1.08;letter-spacing:-.035em}
#contacto .lead{color:var(--accent-ink);font-size:18px;margin:24px 0 0;max-width:460px;opacity:.92}
.formcard{background:var(--panel);border-radius:12px;padding:34px 30px;display:flex;flex-direction:column;gap:16px}
.formcard .tag{font-family:'Space Grotesk',sans-serif;font-size:11px;letter-spacing:.2em;color:var(--accent)}
.formcard h3{font-weight:700;font-size:22px;letter-spacing:-.02em;color:var(--panel-ink)}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:14px}
.field label{font-family:'Space Grotesk',sans-serif;font-size:12px;letter-spacing:.14em;color:var(--panel-muted)}
.field input,.field textarea{background:transparent;border:1px solid var(--panel-line);border-radius:9px;padding:13px 14px;color:var(--panel-ink);font:inherit;font-size:16px;width:100%;min-height:46px}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:transparent}
.field input::placeholder,.field textarea::placeholder{color:var(--faint)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.formcard .btn-solid{width:100%;padding:16px 24px;font-size:16px;margin-top:4px}
.formnote{font-size:13px;line-height:1.5;color:var(--panel-muted);margin:0}
.formerr{font-size:14px;color:#FF9B8C;margin:0 0 6px}
.formok{font-size:15px;line-height:1.6;color:var(--panel-ink);margin:0}
.alt{font-size:15px;color:var(--panel-muted);margin:0;padding-top:14px;border-top:1px solid var(--panel-line)}

/* FOOTER */
footer{background:var(--panel);color:var(--panel-ink);position:relative;overflow:hidden}
.foot-top{position:relative;display:flex;justify-content:space-between;gap:48px;flex-wrap:wrap;padding-top:64px;padding-bottom:40px}
.foot-brand{display:flex;flex-direction:column;gap:18px}
.foot-brand .row{display:flex;align-items:center;gap:14px}
.foot-brand .row b{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:32px;letter-spacing:-.02em;line-height:1}
.foot-brand .tag{font-family:'Space Grotesk',sans-serif;font-size:12px;letter-spacing:.2em;color:var(--faint)}
.foot-cols{display:flex;gap:56px;flex-wrap:wrap}
.foot-col{display:flex;flex-direction:column;gap:12px}
.foot-col .h{font-family:'Space Grotesk',sans-serif;font-size:11px;letter-spacing:.2em;color:var(--faint)}
.foot-col a{font-size:15px;color:var(--panel-muted)}
.foot-col a:hover{color:var(--accent);text-decoration:none}
.foot-col a.accent{color:var(--accent)}
.foot-bot{position:relative;border-top:1px solid var(--panel-line);display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;font-size:13px;color:var(--faint);padding-top:24px;padding-bottom:40px}

@keyframes zk-snap-a{0%{transform:translate(-34px,-34px) rotate(45deg);opacity:0}30%,100%{transform:translate(0,0) rotate(45deg);opacity:1}}
@keyframes zk-snap-b{0%,8%{transform:translate(34px,34px) rotate(45deg);opacity:0}38%,100%{transform:translate(0,0) rotate(45deg);opacity:1}}
@keyframes zk-pulse-a{0%,100%{transform:rotate(45deg) scale(1)}50%{transform:rotate(45deg) scale(.94)}}
@keyframes zk-pulse-b{0%,100%{transform:rotate(45deg) scale(1)}50%{transform:rotate(45deg) scale(1.08)}}
@keyframes zk-halo{0%{transform:rotate(45deg) scale(1);opacity:.5}70%,100%{transform:rotate(45deg) scale(1.9);opacity:0}}
@keyframes zk-rise{0%{opacity:0;transform:translateY(14px)}100%{opacity:1;transform:translateY(0)}}
/* Con "reducir movimiento" se apagan las entradas de la portada y el
   ensamblado del rombo grande. El isotipo del nav y del footer -pulso y
   halo- sigue animado a proposito: decision del duenio de la marca, que
   lo quiere visible siempre. Es una excepcion consciente a la preferencia
   del sistema, acotada a un elemento de 32px que no se desplaza. */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .rise,.rise-2,.snap i{animation:none!important}
  *{transition-duration:.01ms!important}
}

/* ---------- páginas de servicio ---------- */
.crumbs{font-family:'Space Grotesk',sans-serif;font-size:13px;color:var(--faint);margin-bottom:26px;display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--accent);text-decoration:none}
.hero-svc .wrap{padding-top:56px}
.hero-svc h1{font-size:clamp(32px,5vw,60px)}
.checklist{list-style:none;padding:0;margin:38px 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:0 40px}
.checklist li{position:relative;padding:18px 0 18px 34px;border-top:1px solid var(--line);font-size:16px;line-height:1.6;color:var(--muted);text-wrap:pretty}
.checklist li::before{content:"";position:absolute;left:2px;top:26px;width:9px;height:9px;background:var(--accent);transform:rotate(45deg)}
.faq{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:0 48px;margin-top:38px}
.faq-item{padding:26px 0;border-top:1px solid var(--line)}
.faq-item h3{font-weight:600;font-size:19px;letter-spacing:-.015em;margin-bottom:10px}
.faq-item p{font-size:16px;line-height:1.7;color:var(--muted);margin:0;text-wrap:pretty}
.mas{display:inline-block;margin-top:14px;font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:14px;color:var(--accent)}
.mas:hover{text-decoration:underline}
.card h3 a{color:inherit}
.card h3 a:hover{color:var(--accent);text-decoration:none}
.cta-band{background:var(--accent);border-bottom:none}
.cta-band h2,.cta-band .lead{color:var(--accent-ink)}
.cta-band .lead{max-width:560px;margin-top:20px;opacity:.92}
.cta-band .btn-ghost{border-color:rgba(14,59,54,.35);color:var(--accent-ink)}
.cta-band .btn-ghost:hover{border-color:var(--accent-ink);color:var(--accent-ink)}
.otros{margin-top:52px;padding-top:24px;border-top:1px solid rgba(14,59,54,.2);display:flex;gap:26px;flex-wrap:wrap;align-items:center}
.otros .h{font-family:'Space Grotesk',sans-serif;font-size:11px;letter-spacing:.2em;color:var(--accent-ink);opacity:.7}
.otros a{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:15px;color:var(--accent-ink)}