:root{
  --g1:#8b5cf6; --g2:#22d3ee; --g3:#a78bfa; --g4:#38bdf8; --gdeep:#4c1d95;
  --bg:#FBFBFD; --surface:#F3F3F7; --ink:#1D1D1F; --muted:#6E6E73; --line:#E3E3E8;
  --accent:#7C3AED; --accent-2:#22D3EE; --panel:#12121C; --panel-ink:#F5F5F7; --panel-muted:#A6A6B3;
  --nav-bg:rgba(251,251,253,.78);
  --display:"Sora","Helvetica Neue",Arial,sans-serif;
  --body:"Figtree","Helvetica Neue",Arial,sans-serif;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0A0A0C; --surface:#16161B; --ink:#F5F5F7; --muted:#A1A1A6; --line:#2A2A31;
    --accent:#A78BFA; --panel:#16161F; --nav-bg:rgba(10,10,12,.72);
  }
}
:root[data-theme="dark"]{
  --bg:#0A0A0C; --surface:#16161B; --ink:#F5F5F7; --muted:#A1A1A6; --line:#2A2A31;
  --accent:#A78BFA; --panel:#16161F; --nav-bg:rgba(10,10,12,.72);
}
*,*::before,*::after{box-sizing:inherit}
html{scroll-behavior:smooth;scroll-padding-top:calc(env(safe-area-inset-top,0px) + 72px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:1.0625rem;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--display);font-weight:600;letter-spacing:-.03em;line-height:1.08;margin:0}
p{margin:0}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 24px}
section{padding:112px 0}

/* Navegación */
header.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--nav-bg);backdrop-filter:saturate(180%) blur(18px);-webkit-backdrop-filter:saturate(180%) blur(18px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:56px}
.logo{display:flex;align-items:center;text-decoration:none}
.logo img{height:20px;width:auto;display:block}
.logo .on-dark{display:none}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) .logo .on-light{display:none}
  :root:not([data-theme="light"]) .logo .on-dark{display:block}
}
:root[data-theme="dark"] .logo .on-light{display:none}
:root[data-theme="dark"] .logo .on-dark{display:block}
.nav ul{display:flex;gap:26px;list-style:none;margin:0;padding:0}
.nav ul a{font-size:.9rem;color:var(--muted);text-decoration:none;transition:color .2s}
.nav ul a:hover{color:var(--ink)}
.menu-btn{display:none;background:none;border:0;color:var(--ink);font:inherit;font-size:.95rem;cursor:pointer;padding:8px 0}

/* Hero */
.hero{padding:72px 0 120px;text-align:center;overflow:hidden}
.orb-wrap{position:relative;width:min(380px,66vw);aspect-ratio:1;margin:0 auto 56px}
.orb-glow{position:absolute;inset:-14%;border-radius:50%;background:conic-gradient(from 0deg,var(--g1),var(--g2),var(--g3),var(--g4),var(--g1));filter:blur(38px);opacity:.7;animation:spin 22s linear infinite}
.orb-core{position:absolute;inset:8%;border-radius:50%;
  background:radial-gradient(circle at 32% 26%,rgba(255,255,255,.95) 0,rgba(255,255,255,0) 34%),
             radial-gradient(circle at 70% 78%,var(--g2) 0,transparent 55%),
             linear-gradient(145deg,var(--g1),var(--gdeep));
  box-shadow:inset 0 -22px 50px rgba(15,10,60,.55),inset 0 10px 30px rgba(255,255,255,.25),0 30px 80px rgba(139,92,246,.35);
  animation:breathe 7s ease-in-out infinite}
.hero h1{font-size:clamp(2.5rem,7vw,5.25rem);max-width:15ch;margin:0 auto;font-weight:600}
.hero .lead{font-size:clamp(1.1rem,2.2vw,1.4rem);color:var(--muted);max-width:34em;margin:24px auto 0}
.actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:36px}
.btn{display:inline-block;font:inherit;font-weight:500;font-size:1rem;padding:13px 26px;border-radius:999px;border:1px solid transparent;cursor:pointer;text-decoration:none;transition:transform .2s,background .2s}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--ink);color:var(--bg)}
.btn-primary:hover{opacity:.88}
.btn-ghost{border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--surface)}
.intro > *{opacity:0;transform:translateY(18px);animation:rise .9s cubic-bezier(.2,.7,.2,1) forwards}
.intro > :nth-child(1){animation-delay:.05s}
.intro > :nth-child(2){animation-delay:.2s}
.intro > :nth-child(3){animation-delay:.35s}
.intro > :nth-child(4){animation-delay:.5s}

/* Misión */
.mission{padding:0 0 112px}
.panel{background:var(--panel);color:var(--panel-ink);border-radius:32px;padding:clamp(40px,8vw,104px) clamp(28px,6vw,80px);position:relative;overflow:hidden}
.panel::before{content:"";position:absolute;width:520px;height:520px;right:-180px;top:-220px;border-radius:50%;background:radial-gradient(circle,rgba(139,92,246,.45),rgba(139,92,246,0) 68%)}
.panel h2{font-size:clamp(2rem,5vw,3.75rem);max-width:18ch;position:relative;font-weight:300}
.panel p{color:var(--panel-muted);max-width:36em;margin-top:28px;font-size:1.15rem;position:relative}

/* Títulos de sección */
.head{max-width:640px;margin-bottom:56px}
.head h2{font-size:clamp(2rem,4.6vw,3.4rem)}
.head p{color:var(--muted);margin-top:16px;font-size:1.15rem}

/* Productos */
.grid{display:grid;grid-template-columns:1.25fr 1fr;grid-template-rows:auto auto;gap:20px}
.card{background:var(--surface);border-radius:28px;padding:36px;display:flex;flex-direction:column;justify-content:space-between;min-height:240px}
.card.big{grid-row:span 2;min-height:420px;background:linear-gradient(160deg,var(--surface),var(--surface)) }
.card h3{font-size:1.6rem;margin-bottom:12px}
.card.big h3{font-size:2.3rem}
.card p{color:var(--muted);max-width:30em}
.card a{margin-top:28px;font-weight:500;color:var(--accent);text-decoration:none;align-self:flex-start}
.card a:hover{text-decoration:underline}
.glyph{width:56px;height:56px;border-radius:16px;margin-bottom:28px;background:conic-gradient(from 210deg,#8b5cf6,#22d3ee,#a78bfa,#8b5cf6);-webkit-mask:radial-gradient(circle at 50% 50%,transparent 38%,#000 40%);mask:radial-gradient(circle at 50% 50%,transparent 38%,#000 40%)}
.card.big .glyph{width:84px;height:84px;border-radius:50%}

/* Nosotros */
.about{background:var(--surface)}
.people{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.person{background:var(--bg);border-radius:28px;padding:36px;display:flex;gap:22px;align-items:center}
.avatar{flex:none;width:76px;height:76px;border-radius:50%;display:grid;place-items:center;font-family:var(--display);font-weight:600;font-size:1.4rem;color:#fff;background:linear-gradient(145deg,#8b5cf6,#22d3ee)}
.person h3{font-size:1.3rem}
.person span{color:var(--muted);font-size:.98rem}

/* Soporte */
.faq{max-width:760px}
details{border-top:1px solid var(--line);padding:22px 0}
details:last-child{border-bottom:1px solid var(--line)}
summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:20px;font-family:var(--display);font-size:1.15rem;font-weight:400;letter-spacing:-.01em}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:1.5rem;line-height:1;color:var(--muted);transition:transform .25s}
details[open] summary::after{transform:rotate(45deg)}
details p{color:var(--muted);margin-top:14px;max-width:40em}

/* Contacto */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:56px;align-items:start}
.contact-grid .head{margin-bottom:0}
form{display:grid;gap:16px}
label{display:grid;gap:8px;font-size:.92rem;font-weight:500}
input,select,textarea{font:inherit;font-size:1rem;color:var(--ink);background:var(--surface);border:1px solid transparent;border-radius:14px;padding:14px 16px;width:100%;transition:border-color .2s,background .2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);background:var(--bg)}
textarea{min-height:140px;resize:vertical}
.status{min-height:1.4em;font-size:.95rem;color:var(--muted)}

.contact-list{list-style:none;margin:32px 0 0;padding:0;display:grid;gap:14px}
.contact-list li{display:grid;gap:2px;font-size:1.05rem}
.contact-list span{font-size:.85rem;color:var(--muted)}
.contact-list a{color:var(--accent);text-decoration:none}
.contact-list a:hover{text-decoration:underline}
.social{display:flex;gap:22px;flex-wrap:wrap}
.social a{color:var(--muted);text-decoration:none;transition:color .2s}
.social a:hover{color:var(--ink)}
footer{border-top:1px solid var(--line);padding:36px 0 44px;color:var(--muted);font-size:.9rem}
.foot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}

@keyframes spin{to{transform:rotate(360deg)}}
@keyframes breathe{50%{transform:scale(1.035)}}
@keyframes rise{to{opacity:1;transform:none}}

@media (max-width:820px){
  section{padding:80px 0}
  .menu-btn{display:block}
  .nav ul{display:none;position:absolute;top:56px;left:0;right:0;flex-direction:column;gap:0;background:var(--bg);border-bottom:1px solid var(--line);padding:8px 24px 16px}
  .nav ul.open{display:flex}
  .nav ul a{display:block;padding:12px 0;font-size:1.05rem}
  .grid,.people,.contact-grid{grid-template-columns:1fr}
  .card.big{grid-row:auto;min-height:320px}
  .contact-grid{gap:36px}
  .person{padding:28px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .intro > *{opacity:1;transform:none}
}

/* ---------- Páginas de producto ---------- */
.nav ul a[aria-current="page"]{color:var(--ink)}

.p-dana{--pa:#C2410C;--g1:#f97316;--g2:#facc15;--g3:#fb923c;--g4:#fbbf24;--gdeep:#7c2d12}
.p-biband{--pa:#047857;--g1:#10b981;--g2:#22d3ee;--g3:#34d399;--g4:#2dd4bf;--gdeep:#064e3b}
.p-evo{--pa:#7C3AED}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) .p-dana{--pa:#FB923C}
  :root:not([data-theme="light"]) .p-biband{--pa:#34D399}
  :root:not([data-theme="light"]) .p-evo{--pa:#A78BFA}
}
:root[data-theme="dark"] .p-dana{--pa:#FB923C}
:root[data-theme="dark"] .p-biband{--pa:#34D399}
:root[data-theme="dark"] .p-evo{--pa:#A78BFA}

.p-hero{padding:80px 0 56px;text-align:center}
.p-hero h1{font-size:clamp(3.4rem,13vw,8.5rem);letter-spacing:-.05em;font-weight:600}
.p-hero .lead{font-size:clamp(1.1rem,2.2vw,1.45rem);color:var(--muted);max-width:30em;margin:20px auto 0}
.p-hero .btn-primary{background:var(--pa);color:#fff}

.stage{position:relative;aspect-ratio:16/9;margin-top:64px;border-radius:32px;overflow:hidden;background:var(--panel)}
.stage-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.stage video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .6s}
.stage video.ready{opacity:1}
.stage-toggle{position:absolute;right:16px;bottom:16px;z-index:2;width:42px;height:42px;border-radius:50%;border:0;cursor:pointer;color:#fff;background:rgba(18,18,28,.55);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);display:none;place-items:center;font-size:.95rem}
.stage video.ready ~ .stage-toggle{display:grid}

.split{display:grid;grid-template-columns:1fr 1.2fr;gap:56px;align-items:start}
.split h2{font-size:clamp(2rem,4.6vw,3.4rem)}
.split p{color:var(--muted);font-size:1.2rem;max-width:34em}
.split p + p{margin-top:18px}
.split a{color:var(--pa);text-decoration:none;font-weight:500}
.split a:hover{text-decoration:underline}

.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:48px}
.feat{border-top:2px solid var(--pa);padding-top:24px}
.feat h3{font-size:1.4rem;margin-bottom:12px}
.feat p{color:var(--muted)}

.related{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.related .card{min-height:200px}
.related .card a{color:var(--pa, var(--accent))}

.p-cta{padding-top:0}
.p-cta .panel{text-align:center}
.p-cta .panel h2{margin:0 auto;font-weight:600}
.p-cta .panel p{margin:20px auto 0}
.p-cta .btn{margin-top:32px;background:#fff;color:#12121C;position:relative}

@media (max-width:820px){
  .nav-in nav{width:0}
  .menu-btn{margin-left:auto}
  .p-hero{padding-top:48px}
  .stage{border-radius:22px;margin-top:44px}
  .split,.feats,.related{grid-template-columns:1fr}
  .split{gap:20px}
  .feats{gap:36px}
}