/* ==========================================================================
   Vokio · hoja de estilos compartida
   Todo lo que usan dos o más páginas: variables, nav, footer, botones,
   glows de fondo, shells de sección, animaciones de reveal, chat, FAQ y CTA.
   Lo específico de cada página vive en su propio <style>.
   ========================================================================== */

:root{
  --bg:#0a0612;
  --bg-2:#0e0a1c;
  --ink:#f4f1fb;
  --muted:#a89fc4;
  --muted-2:#7d738f;
  --violet:#8b5cf6;
  --violet-bright:#a78bfa;
  --magenta:#c026d3;
  --pink:#e879f9;
  --card:rgba(255,255,255,.025);
  --card-brd:rgba(167,139,250,.14);
  --card-brd-hi:rgba(167,139,250,.45);
  --grad:linear-gradient(120deg,#a78bfa 0%,#c084fc 40%,#e879f9 100%);
  --grad-soft:linear-gradient(120deg,#8b5cf6,#c026d3);
  --maxw:1140px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.display{font-family:'Sora',sans-serif;letter-spacing:-.02em;line-height:1.1}
a{color:inherit;text-decoration:none}
::selection{background:rgba(192,38,211,.4);color:#fff}

/* ---------- ambient background glows ----------
   translateZ(0) los sube a su propia capa: el desenfoque se calcula una vez
   y despues solo se compone, en vez de repintarse en cada scroll. */
.glow{position:fixed;border-radius:50%;filter:blur(120px);z-index:0;pointer-events:none;opacity:.5;transform:translateZ(0);will-change:transform}
.glow.g1{width:600px;height:600px;background:radial-gradient(circle,#6d28d9,transparent 70%);top:-200px;left:-150px}
.glow.g2{width:700px;height:700px;background:radial-gradient(circle,#a21caf,transparent 70%);top:40%;right:-300px}
.glow.g3{width:500px;height:500px;background:radial-gradient(circle,#4c1d95,transparent 70%);bottom:0;left:20%}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;position:relative;z-index:2}

/* ---------- nav ---------- */
header.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .4s,backdrop-filter .4s,border-color .4s;border-bottom:1px solid transparent}
header.nav.scrolled{background:rgba(10,6,18,.75);backdrop-filter:blur(18px);border-bottom:1px solid var(--card-brd)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.logo{font-family:'Sora';font-weight:800;font-size:24px;letter-spacing:-.03em;display:flex;align-items:center;gap:9px}
.logo .dot{width:11px;height:11px;border-radius:50%;background:var(--grad);box-shadow:0 0 18px var(--violet-bright);animation:pulse 2.4s var(--ease) infinite}
@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.35);opacity:.7}}
.nav-links{display:flex;gap:34px;align-items:center}
.nav-links a{font-size:14.5px;color:var(--muted);font-weight:500;transition:color .25s;position:relative}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1.5px;background:var(--grad);transition:width .3s var(--ease)}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{width:100%}
.nav-links a.active{color:var(--ink)}
.nav-links a.active::after{width:100%}
.nav-cta{background:var(--grad);color:#fff;padding:10px 20px;border-radius:9px;font-weight:600;font-size:14px;transition:transform .25s,box-shadow .25s;box-shadow:0 6px 24px -6px rgba(192,38,211,.6)}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 10px 34px -6px rgba(192,38,211,.85)}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:0}
.burger span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}

/* ---------- eyebrow ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--violet-bright);background:rgba(139,92,246,.1);border:1px solid var(--card-brd);padding:7px 15px;border-radius:100px;margin-bottom:28px;letter-spacing:.02em}
.eyebrow .live{width:7px;height:7px;border-radius:50%;background:#4ade80;box-shadow:0 0 10px #4ade80;animation:pulse 1.8s infinite}

/* ---------- botones ---------- */
.btn-primary{display:inline-block;background:var(--grad);color:#fff;padding:15px 30px;border-radius:11px;font-weight:600;font-size:16px;transition:transform .25s,box-shadow .25s;box-shadow:0 10px 34px -8px rgba(192,38,211,.7)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 44px -8px rgba(192,38,211,.9)}
.btn-ghost{display:inline-block;background:rgba(255,255,255,.04);border:1px solid var(--card-brd);color:var(--ink);padding:15px 30px;border-radius:11px;font-weight:600;font-size:16px;transition:.25s}
.btn-ghost:hover{border-color:var(--card-brd-hi);background:rgba(255,255,255,.07);transform:translateY(-3px)}

/* ---------- shells de sección ---------- */
section{padding:100px 0;position:relative}
.kicker{text-align:center;font-family:'Sora';font-weight:700;font-size:clamp(28px,4vw,42px);margin-bottom:14px}
.kicker .g{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.section-sub{text-align:center;color:var(--muted);max-width:56ch;margin:0 auto 60px;font-size:16.5px}

.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- chat mockup (home + chatbots) ---------- */
.chat-window{background:linear-gradient(180deg,rgba(24,16,42,.9),rgba(14,10,28,.9));border:1px solid var(--card-brd);border-radius:20px;padding:22px;box-shadow:0 40px 80px -30px rgba(0,0,0,.8);backdrop-filter:blur(10px);text-align:left}
.chat-head{display:flex;align-items:center;gap:10px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.06);margin-bottom:18px}
.chat-head .av{width:36px;height:36px;border-radius:50%;background:var(--grad);display:grid;place-items:center;font-weight:700;font-size:15px}
.chat-head .who{font-family:'Sora';font-weight:600;font-size:15px}
.chat-head .stat{font-size:12px;color:#4ade80;display:flex;align-items:center;gap:5px}
.chat-head .stat::before{content:"";width:6px;height:6px;border-radius:50%;background:#4ade80;box-shadow:0 0 8px #4ade80}
.bubble{padding:11px 15px;border-radius:14px;font-size:14.5px;margin-bottom:10px;max-width:82%;opacity:0;transform:translateY(10px);animation:bubbleIn .5s var(--ease) forwards}
.bubble.user{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.05);margin-left:auto;border-bottom-right-radius:4px}
.bubble.bot{background:var(--grad-soft);border-bottom-left-radius:4px}
@keyframes bubbleIn{to{opacity:1;transform:translateY(0)}}
.typing{display:inline-flex;gap:4px;padding:13px 16px}
.typing span{width:7px;height:7px;border-radius:50%;background:var(--violet-bright);animation:typing 1.2s infinite}
.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}
@keyframes typing{0%,60%,100%{transform:translateY(0);opacity:.4}30%{transform:translateY(-6px);opacity:1}}

/* ---------- CTA band ---------- */
.cta-band{max-width:900px;margin:0 auto;background:linear-gradient(120deg,rgba(139,92,246,.14),rgba(192,38,211,.14));border:1px solid var(--card-brd-hi);border-radius:26px;padding:56px 40px;text-align:center;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;width:300px;height:300px;background:radial-gradient(circle,rgba(232,121,249,.3),transparent 70%);top:-100px;right:-50px;filter:blur(40px)}
.cta-band h2{font-size:clamp(28px,4vw,40px);margin-bottom:16px;position:relative}
.cta-band p{color:var(--muted);max-width:48ch;margin:0 auto 30px;position:relative}
.cta-steps{display:flex;gap:26px;justify-content:center;flex-wrap:wrap;margin-bottom:34px;position:relative}
.cta-step{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted)}
.cta-step svg{width:17px;height:17px;stroke:#4ade80}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px 30px;max-width:920px;margin:0 auto}
.faq{border-bottom:1px solid var(--card-brd);padding:6px 0}
.faq-q{width:100%;background:none;border:0;color:var(--ink);font-family:'Inter';font-size:15.5px;font-weight:500;padding:18px 0;display:flex;justify-content:space-between;gap:16px;align-items:center;cursor:pointer;text-align:left;transition:color .25s}
.faq-q:hover{color:var(--violet-bright)}
.faq-q .ic{flex-shrink:0;width:20px;height:20px;position:relative;transition:transform .3s}
.faq-q .ic::before,.faq-q .ic::after{content:"";position:absolute;background:var(--violet-bright);border-radius:2px;left:50%;top:50%;transform:translate(-50%,-50%)}
.faq-q .ic::before{width:13px;height:2px}
.faq-q .ic::after{width:2px;height:13px;transition:transform .3s}
.faq.open .faq-q .ic::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease);color:var(--muted);font-size:14.5px}
.faq-a p{padding:0 0 18px}

/* ---------- footer ---------- */
footer{padding:70px 0 40px;border-top:1px solid var(--card-brd);position:relative;z-index:2}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:44px}
.foot-brand .logo{margin-bottom:14px}
.foot-brand p{color:var(--muted);font-size:14px;max-width:34ch}
.foot-col h5{font-family:'Sora';font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted-2);margin-bottom:16px}
.foot-col a,.foot-col span{display:block;color:var(--muted);font-size:14px;margin-bottom:10px;transition:color .25s}
.foot-col a:hover{color:var(--ink)}
.foot-bot{text-align:center;color:var(--muted-2);font-size:13px;padding-top:30px;border-top:1px solid var(--card-brd)}

/* ---------- responsive ---------- */
@media(max-width:860px){
  .nav-links{display:none}
  .burger{display:flex}
  .faq-grid,.foot-grid{grid-template-columns:1fr}
  section{padding:70px 0}
  .cta-band{padding:42px 24px;border-radius:20px}
  .cta-steps{gap:14px 20px}

  /* ---- ajustes de rendimiento para movil ----
     Un desenfoque de 120px sobre 700px es de lo mas caro que puede pintar
     una GPU de gama media, y ademas son fijos, asi que entran en cada scroll.
     Reduciendo tamano y radio se mantiene el ambiente a una fraccion del coste. */
  .glow{filter:blur(60px);opacity:.45}
  .glow.g1{width:300px;height:300px;top:-110px;left:-90px}
  .glow.g2{width:340px;height:340px;right:-150px}
  .glow.g3{width:260px;height:260px}
  /* backdrop-filter obliga a leer y desenfocar lo que hay detras en cada frame */
  header.nav.scrolled{backdrop-filter:none;background:rgba(10,6,18,.94)}
  .chat-window{backdrop-filter:none}
}