:root{
  --bg:#0a0a0b; --fg:#f2f4f5; --muted:#a3a8b3; --surface:#121315; --line:#1f2126;
  --lime:#CCE840; --lime-10: rgba(204,232,64,.10); --lime-20: rgba(204,232,64,.20);
  --blue:#2F66FF; --blue-10: rgba(47,102,255,.12);
  --radius:14px; --shadow:0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font-family:Inter,system-ui,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--fg)}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip:focus{left:20px;top:10px;width:auto;height:auto;background:#000;color:#fff;padding:8px 10px;border-radius:8px}

/* Animaciones base */
.appear{opacity:0;transform:translateY(8px)}
.appear.show{opacity:1;transform:none;transition:opacity .5s ease, transform .5s ease}
.reveal-up{opacity:0;transform:translateY(14px);transition:opacity .6s ease, transform .6s ease}
.reveal-up.in{opacity:1;transform:none}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:linear-gradient(to bottom, rgba(0,0,0,.7), rgba(0,0,0,.35), transparent);backdrop-filter:blur(8px)}
.site-header .container{display:flex;align-items:center;justify-content:space-between;padding:14px 20px}
.brand-logo{height:28px;width:auto;display:block}
.site-nav ul{display:flex;align-items:center;gap:22px;margin:0;padding:0;list-style:none}
.site-nav a{color:var(--fg);text-decoration:none}
.btn.cta{background:var(--lime);color:#0b0b0c;padding:10px 16px;border-radius:999px;font-weight:700;border:0;transition:box-shadow .2s ease, transform .2s ease}
.btn.cta:hover{box-shadow:0 0 0 6px var(--lime-20)}
.btn.cta:active{transform:translateY(1px)}
.nav-toggle{display:none;background:none;border:0;font-size:20px;color:var(--fg)}

/* Hero */
.hero{position:relative;min-height:58vh;display:flex;align-items:flex-end}
.hero-bg{position:absolute;inset:0;background:radial-gradient(900px 500px at 70% -10%, rgba(204,232,64,.16), transparent 60%), url('assets/hero-bg.svg') center/cover no-repeat, #060607;opacity:.95}
.hero-inner{position:relative;padding:96px 0 26px}
.hero h1{font-size:clamp(28px,4.2vw,52px);font-weight:800;line-height:1.1;text-align:center;margin:0 auto;color:var(--fg)}
.hero .hl{color:var(--lime)}

/* Segmented control */
.segmented{display:flex;gap:10px;overflow:auto;padding:18px 8px 0;justify-content:center}
.seg{background:#2a2c31;color:#e6e8ee;border:1px solid #3a3d45;border-bottom:3px solid #3a3d45;border-radius:12px;padding:10px 14px;cursor:pointer;white-space:nowrap;transition:border-bottom-color .2s ease, background .2s ease}
.seg.active{background:#3a3d45;border-bottom:3px solid var(--lime)}
.seg:focus-visible{outline:3px solid var(--lime)}

.section{padding:56px 0}
.alt{background:linear-gradient(to bottom, rgba(204,232,64,.06), transparent)}
.section-hd h2{margin:0 0 6px;font-size:26px}
.section-hd p{margin:0;color:var(--muted)}

.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:18px}
.card{background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);transition:transform .2s ease, box-shadow .2s ease}
.card:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(0,0,0,.35)}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:18px}

/* Industry layout with IA sub-nav */
.industry-layout{display:grid;grid-template-columns:260px 1fr;gap:22px;margin-top:18px}
.ia-nav{display:flex;flex-direction:column;gap:12px}
.ia-pill{display:flex;align-items:center;gap:8px;background:#fff0;border:1px solid #2f3140;color:#e9edf6;border-radius:999px;padding:12px 14px;cursor:pointer;transition:transform .15s ease, box-shadow .15s ease, background .2s ease}
.ia-pill:hover{transform:translateY(-1px)}
.ia-pill.active{background:var(--blue);box-shadow:0 0 0 6px var(--blue-10)}

.ia-panels{min-height:200px}
.ia-panel{display:none}
.ia-panel.show{display:block}

/* Accordion */
.acc{background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));border:1px solid var(--line);border-radius:16px;padding:8px 12px;margin:10px 0}
.acc summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px;cursor:pointer}
.acc summary::-webkit-details-marker{display:none}
.acc h3{font-size:18px;margin:10px 0}
.acc .chev{width:22px;height:22px;transition:transform .25s ease}
.acc[open] .chev{transform:rotate(180deg)}
.cols-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:14px 6px 10px;border-top:1px solid var(--line)}
.cols-3 h4{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:#c7cbd6;margin:.2em 0}
.cols-3 p{color:var(--muted);margin:.2em 0}

/* Contacto */
.contact form{margin-top:18px}
.contact .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.contact input,.contact textarea{width:100%;padding:12px;border-radius:12px;background:#0f1114;border:1px solid var(--line);color:var(--fg);transition:box-shadow .2s ease}
.contact input:focus,.contact textarea:focus{outline:0;box-shadow:0 0 0 4px var(--lime-20)}
.hp{position:absolute;left:-9999px;opacity:0}
.form-actions{display:flex;gap:12px;align-items:center;margin-top:12px}
#form-status{color:var(--muted)}

/* Footer */
.site-footer{border-top:1px solid var(--line);margin-top:32px}
.site-footer .container{display:flex;align-items:center;justify-content:space-between;padding:26px 20px}
.site-footer .top{color:var(--muted);text-decoration:none}

/* Responsive */
@media (max-width: 1024px){
  .industry-layout{grid-template-columns:1fr}
}
@media (max-width: 920px){
  .grid-3{grid-template-columns:1fr 1fr}
}
@media (max-width: 720px){
  .cards{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .contact .row{grid-template-columns:1fr}
  .nav-toggle{display:block}
  .site-nav ul{display:none;position:absolute;right:12px;top:58px;background:#0f1114;border:1px solid var(--line);border-radius:12px;padding:10px}
  .site-nav[aria-expanded="true"] ul{display:flex;flex-direction:column;gap:8px}
  .cols-3{grid-template-columns:1fr}
}


/* Lime band (Qué hacemos) */
.lime-band{position:relative;color:#0b0b0c;background:
  linear-gradient(90deg, rgba(204,232,64,1) 0%, rgba(204,232,64,.96) 60%, rgba(204,232,64,.92) 100%),
  repeating-linear-gradient(115deg, rgba(0,0,0,.06) 0 3px, rgba(0,0,0,0) 3px 56px);
  padding:48px 0 80px; box-shadow:0 -10px 40px rgba(0,0,0,.25) inset;}
.lime-band .band-inner{display:grid;grid-template-columns:1.1fr 1fr;gap:24px;align-items:start}
.eyebrow{font-weight:700;letter-spacing:.06em;color:#0b0b0c;margin:0 0 8px;text-transform:uppercase}
.lime-band h2{font-size:clamp(24px,3.2vw,38px);margin:.1em 0 0}
.lime-band p{color:#1c1d20;line-height:1.6}
.scroll-pill{position:absolute;left:50%;bottom:-18px;transform:translateX(-50%);display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:999px;background:white;box-shadow:0 6px 20px rgba(0,0,0,.25)}
.scroll-pill:hover{box-shadow:0 10px 26px rgba(0,0,0,.3)}

@media (max-width: 920px){
  .lime-band .band-inner{grid-template-columns:1fr}
}