:root{
  --ink:#0b0b0d; --ink-2:#141418; --ink-3:#1e1e24; --ink-4:#2a2a31;
  --paper:#fff; --soft:#f4f4f2; --line:#e3e3df; --line-d:#2b2b33;
  --mute:#a3a3ab; --mute-d:#5c5c63;
  --wa:#25d366;
  --r:20px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --check:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:Inter,system-ui,sans-serif;font-size:17px;line-height:1.6;color:var(--ink);background:var(--paper);overflow-x:hidden}
img,video{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:Sora,Inter,sans-serif;letter-spacing:-.025em;line-height:1.1}
h1{font-size:clamp(2.3rem,5.4vw,4.4rem);font-weight:800}
h2{font-size:clamp(1.8rem,3.7vw,2.8rem);font-weight:700;max-width:010ch;max-width:24ch;margin-bottom:2.4rem}
h3{font-size:1.15rem;font-weight:700;margin-bottom:.5rem}
.wrap{width:min(1180px,100% - 32px);margin-inline:auto}
.eyebrow{font-size:.76rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--mute);margin-bottom:1rem}
.eyebrow.dark{color:var(--mute-d)}
.center{text-align:center}
.muted{color:#b5b5bb;max-width:54ch;margin:-1.4rem 0 2rem}
.muted-dark{color:var(--mute-d);max-width:50ch;margin:-1.4rem 0 2rem}

/* ---------- botones ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;padding:1rem 1.6rem;border-radius:999px;font-weight:600;font-size:1rem;text-decoration:none;border:1.5px solid transparent;transition:transform .18s var(--ease),background .18s,color .18s,border-color .18s,box-shadow .18s;touch-action:manipulation}
.btn svg{width:20px;height:20px;flex:0 0 auto}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:scale(.985)}
.btn-light{background:#fff;color:var(--ink);border-color:#fff;box-shadow:0 8px 30px rgba(0,0,0,.18)}
.btn-ghost{background:rgba(255,255,255,.04);color:#fff;border-color:rgba(255,255,255,.35);backdrop-filter:blur(6px)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.btn-wa{background:var(--wa);color:#04240f;border-color:var(--wa);box-shadow:0 10px 34px rgba(37,211,102,.28)}
.btn-wa:hover{background:#31e173;border-color:#31e173}
.btn-sm{padding:.62rem 1.1rem;font-size:.9rem}
.btn-xl{padding:1.15rem 2rem;font-size:1.06rem}
.cta-row{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:2.2rem}
.cta-row.center{justify-content:center}
:focus-visible{outline:3px solid #6b8cff;outline-offset:3px;border-radius:8px}
.btn:focus-visible{border-radius:999px}
.skip{position:absolute;left:16px;top:-64px;z-index:100;background:#fff;color:var(--ink);padding:.7rem 1rem;border-radius:10px;font-weight:600;text-decoration:none}
.skip:focus{top:12px}
main:focus{outline:none}

/* ---------- nav ---------- */
.nav{position:fixed;inset:0 0 auto;z-index:30;color:#fff;transition:background .3s,border-color .3s,backdrop-filter .3s;border-bottom:1px solid transparent}
.nav.solido{background:rgba(11,11,13,.86);backdrop-filter:blur(14px);border-bottom-color:var(--line-d)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:74px;gap:1rem}
.brand{display:flex;align-items:center;gap:.5rem;text-decoration:none;font-family:Sora;font-weight:800;font-size:1.3rem}
.brand b{color:var(--mute)}
.nav-links{display:flex;gap:1.7rem}
.nav-links a{position:relative;text-decoration:none;font-size:.93rem;color:#d3d3d8;padding:.4rem 0}
.nav-links a:hover{color:#fff}
.nav-links a.activo{color:#fff}
.nav-links a.activo::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:#fff;border-radius:2px}
section[id]{scroll-margin-top:86px}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;color:#fff;background:var(--ink);overflow:hidden;padding-top:120px}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.12) brightness(.62)}
.hero-veil{position:absolute;inset:0;background:
  radial-gradient(90% 70% at 15% 20%,rgba(11,11,13,.94),rgba(11,11,13,.45) 60%,rgba(11,11,13,.25)),
  linear-gradient(180deg,rgba(11,11,13,.9),rgba(11,11,13,.35) 35%,rgba(11,11,13,.95))}
.hero-in{position:relative;padding-bottom:4rem;max-width:960px}
.hero h1{text-wrap:balance;text-shadow:0 2px 40px rgba(0,0,0,.4)}
.lead{font-size:clamp(1.05rem,1.5vw,1.2rem);color:#cdcdd3;margin-top:1.6rem;max-width:62ch}
.lead strong{color:#fff;font-weight:600}
.hero-proof{list-style:none;display:flex;flex-wrap:wrap;gap:.6rem 1.6rem;margin-top:2.2rem;font-size:.9rem;color:#b9b9bf}
.hero-proof li{display:flex;align-items:center;gap:.45rem}
.hero-proof li::before{content:"";width:15px;height:15px;background:#fff;-webkit-mask:var(--check) center/contain no-repeat;mask:var(--check) center/contain no-repeat}
.hero-stats{position:relative;border-top:1px solid rgba(255,255,255,.14);background:rgba(11,11,13,.55);backdrop-filter:blur(8px)}
.hero-stats-in{display:grid;grid-template-columns:repeat(4,1fr);gap:1.6rem;padding:1.6rem 0}
.hero-stats strong{display:block;font-family:Sora;font-size:1.7rem;font-weight:800;letter-spacing:-.02em}
.hero-stats span{font-size:.86rem;color:var(--mute)}

/* ---------- marquesina ---------- */
.strip{background:var(--ink);color:var(--mute);padding:1.1rem 0;border-bottom:1px solid var(--line-d);overflow:hidden}
.marquee{position:relative;-webkit-mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:2.6rem;width:max-content;animation:desliza 42s linear infinite;font-size:.92rem;letter-spacing:.04em;white-space:nowrap}
.marquee-track span{opacity:.75}
.marquee-track span::before{content:"◦";margin-right:2.6rem;opacity:.45}
@keyframes desliza{to{transform:translateX(-50%)}}

/* ---------- secciones ---------- */
.sec{padding:7rem 0}
.sec-dark{background:var(--ink);color:#fff}
.sec-soft{background:var(--soft)}

/* ---------- demo ---------- */
.demo-tabs{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:2rem}
.demo-tabs button{min-height:46px;font:inherit;font-size:.92rem;font-weight:600;padding:.65rem 1.15rem;border-radius:999px;border:1.5px solid var(--line-d);background:transparent;color:#cfcfd5;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.demo-tabs button:hover{border-color:#61616b;color:#fff}
.demo-tabs button[aria-selected=true]{background:#fff;color:var(--ink);border-color:#fff}
.demo-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:3rem;align-items:center}
.device{background:linear-gradient(180deg,var(--ink-2),#101014);border:1px solid var(--line-d);border-radius:var(--r);box-shadow:0 40px 90px rgba(0,0,0,.6);overflow:hidden}
.device-top{display:flex;align-items:center;gap:6px;padding:.85rem 1.1rem;border-bottom:1px solid var(--line-d);font-size:.78rem;color:var(--mute)}
.device-top i{width:10px;height:10px;border-radius:50%;background:#3a3a41}
.device-top span{margin-left:.6rem;font-family:ui-monospace,Menlo,monospace}
.device-body{padding:1.3rem;min-height:420px;font-family:ui-monospace,Menlo,monospace;font-size:.83rem;line-height:1.55;display:flex;flex-direction:column;gap:.55rem}
.linea{opacity:0;transform:translateY(8px);transition:opacity .4s var(--ease),transform .4s var(--ease);display:flex;gap:.7rem}
.linea.on{opacity:1;transform:none}
.linea .t{color:#6a6a73;flex:0 0 auto}
.linea .k{color:#fff}
.linea .k::before{content:"● ";color:#fff}
.linea .v{color:#b4b4ba}
.linea.doc{display:block;background:var(--ink-3);border:1px solid var(--line-d);border-radius:12px;padding:.85rem .95rem;color:#d6d6da;font-family:Inter,sans-serif;font-size:.88rem}
.linea.doc b{display:block;color:#fff;margin-bottom:.25rem;font-size:.82rem;letter-spacing:.02em}
/* chat */
.burbuja{max-width:78%;padding:.7rem .9rem;border-radius:14px;font-family:Inter,sans-serif;font-size:.9rem;line-height:1.45;display:block}
.burbuja.ellos{background:var(--ink-3);color:#e6e6ea;border-bottom-left-radius:4px;align-self:flex-start}
.burbuja.nos{background:#0f3f26;color:#e8ffef;border-bottom-right-radius:4px;align-self:flex-end;border:1px solid #17663c}
.burbuja small{display:block;margin-top:.3rem;font-size:.68rem;opacity:.55}
/* llamada */
.linea.voz{display:block;font-family:Inter,sans-serif;font-size:.9rem;color:#dcdce0}
.linea.voz b{color:#fff}
.onda{display:flex;align-items:flex-end;gap:3px;height:34px;margin:.4rem 0 .2rem}
.onda i{width:3px;background:#fff;border-radius:2px;opacity:.65;animation:onda 1s ease-in-out infinite}
@keyframes onda{0%,100%{height:6px}50%{height:30px}}
.demo-side h3{font-family:Sora;font-size:1.5rem;margin-bottom:.9rem}
.demo-side p{color:#b9b9bf}
.demo-puntos{list-style:none;margin:1.4rem 0 2rem;display:grid;gap:.7rem}
.demo-puntos li{position:relative;padding-left:1.8rem;font-size:.95rem;color:#d7d7db}
.demo-puntos li::before{content:"";position:absolute;left:0;top:.42rem;width:16px;height:16px;background:#fff;-webkit-mask:var(--check) center/contain no-repeat;mask:var(--check) center/contain no-repeat}

/* ---------- tarjetas con foto ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.4rem}
.card{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:#fff;display:flex;flex-direction:column;transition:border-color .25s,box-shadow .25s,transform .25s}
.card:hover{border-color:#c9c9c3;box-shadow:0 22px 50px rgba(0,0,0,.09);transform:translateY(-2px)}
.card figure{aspect-ratio:16/10;overflow:hidden;background:#111}
.card img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.05);transition:filter .5s var(--ease),transform .7s var(--ease)}
.card:hover img{filter:grayscale(0) contrast(1);transform:scale(1.04)}
.card-txt{padding:1.5rem;display:flex;flex-direction:column;flex:1}
.tag{align-self:flex-start;font-size:.7rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--mute-d);margin-bottom:.7rem}
.card p{font-size:.95rem;color:#4a4a50}

/* ---------- muro de vídeo ---------- */
.muro{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.muro-item{position:relative;border-radius:16px;overflow:hidden;aspect-ratio:4/5;border:1px solid var(--line-d)}
.muro-item video{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.1) brightness(.72);transition:filter .6s var(--ease),transform .8s var(--ease)}
.muro-item:hover video{filter:grayscale(.2) brightness(.85);transform:scale(1.04)}
.muro-item figcaption{position:absolute;inset:auto 0 0;padding:1.2rem;background:linear-gradient(transparent,rgba(11,11,13,.92))}
.muro-item strong{display:block;font-family:Sora;font-size:1rem}
.muro-item span{font-size:.84rem;color:var(--mute)}

/* ---------- calculadora ---------- */
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.field{margin-bottom:2rem}
.field label{display:flex;justify-content:space-between;font-size:.95rem;color:#3c3c42;margin-bottom:.7rem}
.field output{font-family:Sora;font-weight:700;color:var(--ink)}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:28px;background:transparent;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:6px;border-radius:6px;background:linear-gradient(90deg,var(--ink) var(--pct,50%),#d8d8d2 var(--pct,50%))}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;border-radius:50%;background:var(--ink);margin-top:-9px;box-shadow:0 0 0 6px rgba(11,11,13,.1)}
input[type=range]::-moz-range-track{height:6px;border-radius:6px;background:#d8d8d2}
input[type=range]::-moz-range-progress{height:6px;border-radius:6px;background:var(--ink)}
input[type=range]::-moz-range-thumb{width:24px;height:24px;border:0;border-radius:50%;background:var(--ink)}
.calc-out{background:var(--ink);color:#fff;border-radius:var(--r);padding:2.4rem;display:grid;gap:1.7rem;box-shadow:0 30px 70px rgba(0,0,0,.18)}
.big span{display:block;font-family:Sora;font-weight:800;font-variant-numeric:tabular-nums;font-size:clamp(2.2rem,4.5vw,3.2rem);line-height:1}
.big small{color:var(--mute);font-size:.92rem}

/* ---------- radiografía ---------- */
.rx-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:4rem;align-items:center}
.rx{background:#fff;color:var(--ink);border-radius:var(--r);padding:1.9rem;box-shadow:0 50px 100px rgba(0,0,0,.55);transform:rotate(-1deg)}
.rx-top{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;padding-bottom:1.2rem;border-bottom:1px solid var(--line)}
.rx-top strong{display:block;font-family:Sora;font-size:1.05rem}
.rx-kicker{display:block;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--mute-d);margin-bottom:.3rem}
.rx-badge{font-size:.68rem;font-weight:600;border:1px solid var(--ink);border-radius:999px;padding:.25rem .6rem;white-space:nowrap}
.rx-list{list-style:none}
.rx-list li{display:grid;grid-template-columns:auto 1fr auto;grid-template-areas:"n t h" "n t p";column-gap:1rem;align-items:center;padding:1.05rem 0;border-bottom:1px dashed var(--line)}
.rx-n{grid-area:n;width:32px;height:32px;border-radius:50%;background:var(--ink);color:#fff;font-family:Sora;font-weight:700;font-size:.9rem;display:grid;place-items:center}
.rx-list div{grid-area:t}
.rx-list b{display:block;font-size:.98rem}
.rx-list small{color:var(--mute-d);font-size:.82rem}
.rx-h{grid-area:h;font-family:Sora;font-weight:800;font-size:1.1rem;text-align:right;font-variant-numeric:tabular-nums}
.rx-p{grid-area:p;font-size:.7rem;font-weight:600;text-align:right;color:var(--mute-d)}
.rx-p.alta{color:var(--ink)}
.rx-p.alta::before{content:"▲ "}
.rx-foot{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;padding-top:1.2rem;flex-wrap:wrap}
.rx-foot span{font-size:.85rem;color:var(--mute-d)}
.rx-foot strong{font-family:Sora;font-size:1.25rem}

/* ---------- pasos ---------- */
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.steps li{border:1px solid var(--line);border-radius:var(--r);padding:2.1rem;display:flex;flex-direction:column}
.steps li:first-child{background:var(--ink);color:#fff;border-color:var(--ink)}
.steps li:first-child p{color:#c5c5cb}
.steps .n{font-family:Sora;font-weight:800;font-size:2.4rem;color:var(--line);margin-bottom:.8rem}
.steps li:first-child .n{color:#3a3a41}
.steps p{font-size:.96rem;color:#4a4a50;flex:1}
.when{margin-top:1.4rem;font-size:.76rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;opacity:.6}

/* ---------- sectores ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.6rem}
.tabs button{min-height:44px;font:inherit;font-size:.9rem;font-weight:600;padding:.6rem 1.05rem;border-radius:999px;border:1.5px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;touch-action:manipulation}
.tabs button[aria-selected=true]{background:var(--ink);color:#fff;border-color:var(--ink)}
.sector-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:1.6rem;align-items:stretch}
.sector-foto{border-radius:var(--r);overflow:hidden;background:#111;min-height:300px}
.sector-foto img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.05);transition:opacity .4s}
.tab-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:2rem;display:grid;gap:1.5rem;align-content:center}
.tab-panel div{border-left:2px solid var(--ink);padding-left:1rem}
.tab-panel h3{font-size:1.02rem}
.tab-panel p{font-size:.93rem;color:#4a4a50}

/* ---------- seguridad ---------- */
.sec-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:4rem;align-items:start}
.seg-foto{margin-top:2rem;border-radius:var(--r);overflow:hidden}
.seg-foto img{width:100%;filter:grayscale(1) contrast(1.05)}
.checks{list-style:none;display:grid;gap:1rem}
.checks li{padding:1.15rem 1.2rem 1.15rem 3rem;border:1px solid var(--line);border-radius:14px;position:relative;font-size:.96rem;color:#4a4a50;background:#fff}
.checks li::before{content:"";position:absolute;left:1.1rem;top:1.2rem;width:22px;height:22px;border-radius:50%;background:var(--ink)}
.checks li::after{content:"";position:absolute;left:1.1rem;top:1.2rem;width:22px;height:22px;background:#fff;-webkit-mask:var(--check) center/12px no-repeat;mask:var(--check) center/12px no-repeat}
.checks strong{color:var(--ink)}

/* ---------- faq ---------- */
.faq-wrap{max-width:840px}
details{border-bottom:1px solid var(--line);padding:1.25rem 0}
summary{cursor:pointer;font-family:Sora;font-weight:600;font-size:1.08rem;list-style:none;display:flex;justify-content:space-between;gap:1rem;touch-action:manipulation}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:1.4rem;line-height:1;transition:transform .2s var(--ease)}
details[open] summary::after{transform:rotate(45deg)}
details p{margin-top:.8rem;color:#4a4a50}

/* ---------- cta final ---------- */
.cta-final{position:relative;color:#fff;padding:7rem 0;overflow:hidden;background:var(--ink)}
.cta-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(1) brightness(.4) contrast(1.1)}
.cta-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,11,13,.86),rgba(11,11,13,.94))}
.cta-in{position:relative;text-align:center;max-width:820px}
.cta-in h2{margin-inline:auto;margin-bottom:1rem}
.cta-in .lead{margin-inline:auto;margin-top:0}
.contact{margin-top:2.4rem;font-size:.9rem;color:var(--mute)}

.foot{background:var(--ink);color:var(--mute);border-top:1px solid var(--line-d);padding:1.7rem 0;font-size:.85rem}
.foot-in{display:flex;gap:1.5rem;flex-wrap:wrap}
.foot a{text-decoration:none}
.foot a:hover{color:#fff}

/* ---------- CTA fija móvil ---------- */
.sticky-cta{display:none}

.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease);transition-delay:var(--d,0ms)}
.reveal.in{opacity:1;transform:none}

@media (max-width:980px){
  .demo-grid,.calc-grid,.rx-grid,.sec-grid,.sector-wrap{grid-template-columns:1fr;gap:2.4rem}
  .muro{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr}
  .hero-stats-in{grid-template-columns:1fr 1fr;gap:1.2rem}
  .nav-links{display:none}
  .sec{padding:4.5rem 0}
  .hero{min-height:auto;padding-top:110px}
  .hero-in{padding-bottom:2.6rem}
  .rx{transform:none;padding:1.3rem}
  .device-body{min-height:360px}
  .sector-foto{min-height:220px;aspect-ratio:16/9}
  .sticky-cta{display:flex;align-items:center;justify-content:center;gap:.5rem;position:fixed;left:16px;right:16px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:29;min-height:54px;border-radius:999px;background:var(--wa);color:#04240f;font-weight:600;text-decoration:none;box-shadow:0 12px 34px rgba(0,0,0,.35);transform:translateY(160%);transition:transform .32s var(--ease)}
  .sticky-cta svg{width:20px;height:20px}
  .sticky-cta.visible{transform:none}
  .foot{padding-bottom:6rem}
}
@media (max-width:520px){
  .muro{grid-template-columns:1fr}
  .cta-row .btn{width:100%}
  .nav .btn-sm{padding:.55rem .85rem;font-size:.82rem}
  .brand span{display:none}
  h2{margin-bottom:1.8rem}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  .rx{transform:none}
}