/* ═══════════════════════════════════════════════════════════
   Cibernia — hoja de estilos principal
   Sin dependencias externas: ninguna fuente ni CDN de terceros.
   ═══════════════════════════════════════════════════════════ */

:root{
  --bg:#060a16;
  --bg-2:#080d1c;
  --panel:rgba(17,24,39,.55);
  --line:rgba(120,160,255,.14);
  --text:#e8edf7;
  --muted:#93a1bd;
  --cyan:#00f2fe;
  --violet:#7c4dff;
  --pink:#ff4d9d;
  --grad:linear-gradient(100deg,var(--cyan),var(--violet) 55%,var(--pink));
  --radius:18px;
  --wrap:1180px;
  --ease:cubic-bezier(.22,.8,.28,1);
  --shadow:0 24px 60px -24px rgba(0,0,0,.85);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%}

body{
  font-family:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

.wrap{width:min(100% - 2.5rem,var(--wrap));margin-inline:auto}
.wrap.narrow{width:min(100% - 2.5rem,860px)}
.muted{color:var(--muted)}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:999;
  background:var(--cyan);color:#04101c;padding:.7rem 1.2rem;border-radius:0 0 10px 0;font-weight:700;
}
.skip-link:focus{left:0}

/* ── Fondo animado ───────────────────────────────────────── */
.bg-grid{
  position:fixed;inset:0;z-index:-2;pointer-events:none;
  background-image:
    linear-gradient(rgba(120,160,255,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(120,160,255,.055) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 30%,transparent 78%);
  animation:gridDrift 24s linear infinite;
}
@keyframes gridDrift{to{background-position:56px 56px,56px 56px}}

.bg-orb{
  position:fixed;z-index:-3;border-radius:50%;filter:blur(120px);opacity:.5;pointer-events:none;
  will-change:transform;
}
.orb-1{width:520px;height:520px;top:-160px;left:-120px;background:radial-gradient(circle,rgba(0,242,254,.45),transparent 68%);animation:float1 20s ease-in-out infinite}
.orb-2{width:600px;height:600px;top:38%;right:-200px;background:radial-gradient(circle,rgba(124,77,255,.42),transparent 68%);animation:float2 26s ease-in-out infinite}
@keyframes float1{50%{transform:translate3d(90px,70px,0) scale(1.14)}}
@keyframes float2{50%{transform:translate3d(-110px,-60px,0) scale(1.1)}}

/* ── Cabecera ────────────────────────────────────────────── */
#site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .35s var(--ease),border-color .35s var(--ease),backdrop-filter .35s;
  border-bottom:1px solid transparent;
}
#site-header.scrolled{
  background:rgba(6,10,22,.82);
  backdrop-filter:blur(16px) saturate(150%);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  border-bottom-color:var(--line);
}
.nav{display:flex;align-items:center;gap:1.5rem;padding:1.05rem 0}
.logo{display:flex;align-items:center;gap:.6rem;font-size:1.35rem;font-weight:800;letter-spacing:-.02em;flex-shrink:0}
.logo b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.logo svg{filter:drop-shadow(0 0 10px rgba(0,242,254,.55))}

#nav{margin-left:0}
#nav ul{display:flex;gap:.35rem}
#nav a{
  position:relative;display:block;padding:.55rem .95rem;border-radius:10px;
  font-size:.95rem;font-weight:500;color:var(--muted);transition:color .25s,background .25s;
}
#nav a::after{
  content:"";position:absolute;left:50%;bottom:.3rem;width:0;height:2px;border-radius:2px;
  background:var(--grad);transform:translateX(-50%);transition:width .3s var(--ease);
}
#nav a:hover,#nav a.active{color:#fff;background:rgba(255,255,255,.04)}
#nav a:hover::after,#nav a.active::after{width:42%}

/* ── Botones ─────────────────────────────────────────────── */
.btn{
  --gap:1.55rem;
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.85rem var(--gap);border:0;border-radius:999px;cursor:pointer;
  font-size:1rem;font-weight:650;letter-spacing:.01em;white-space:nowrap;
  transition:transform .25s var(--ease),box-shadow .3s var(--ease),background .3s;
}
.btn-sm{--gap:1.15rem;padding:.6rem var(--gap);font-size:.92rem}
.btn-primary{
  color:#04101c;background:var(--grad);background-size:200% 100%;
  box-shadow:0 0 0 rgba(0,242,254,0),0 12px 30px -12px rgba(0,242,254,.7);
  animation:gradShift 6s ease infinite;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 26px rgba(0,242,254,.45),0 16px 36px -12px rgba(124,77,255,.8)}
@keyframes gradShift{50%{background-position:100% 0}}
.btn-ghost{color:var(--text);background:rgba(255,255,255,.05);border:1px solid var(--line);backdrop-filter:blur(6px)}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(0,242,254,.5);box-shadow:0 0 22px rgba(0,242,254,.2)}

.lang-switch{
  display:flex;align-items:center;gap:2px;padding:3px;margin-left:auto;
  border:1px solid var(--line);border-radius:999px;
  background:rgba(255,255,255,.04);flex-shrink:0;
}
.lang-switch button{
  border:0;background:transparent;padding:5px 6px;border-radius:999px;
  cursor:pointer;opacity:.45;filter:grayscale(.4);line-height:0;
}
.lang-switch button.is-active{
  opacity:1;filter:none;background:rgba(0,242,254,.14);
}
.lang-switch .flag{
  display:block;width:18px;height:12px;border-radius:2px;
  box-shadow:0 0 0 1px rgba(255,255,255,.12);
}

.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:.4rem}
.burger span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:transform .3s var(--ease),opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ── Hero ────────────────────────────────────────────────── */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;padding:9rem 0 5rem;overflow:hidden}
.hero-media{position:absolute;inset:0;z-index:-1}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.62;filter:saturate(118%) contrast(108%)}
.hero-veil{
  position:absolute;inset:0;
  background:
    radial-gradient(1100px 620px at 20% 45%,rgba(6,10,22,.2),rgba(6,10,22,.86) 74%),
    linear-gradient(180deg,rgba(6,10,22,.7) 0%,rgba(6,10,22,.4) 42%,var(--bg) 97%);
}
.hero-inner{position:relative}

.badge{
  display:inline-flex;align-items:center;gap:.6rem;
  padding:.42rem 1rem;margin-bottom:1.6rem;border-radius:999px;
  font-size:.86rem;font-weight:600;letter-spacing:.02em;color:var(--cyan);
  background:rgba(0,242,254,.07);border:1px solid rgba(0,242,254,.32);
  box-shadow:0 0 24px rgba(0,242,254,.14) inset;
}
.pulse{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 0 rgba(0,242,254,.7);animation:pulse 2.4s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 12px rgba(0,242,254,0)}100%{box-shadow:0 0 0 0 rgba(0,242,254,0)}}

h1{
  font-size:clamp(2.4rem,6.2vw,4.6rem);line-height:1.06;font-weight:800;letter-spacing:-.03em;
  margin-bottom:1.5rem;text-wrap:balance;
}
.grad{
  background:var(--grad);background-size:220% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:gradShift 8s ease infinite;
  filter:drop-shadow(0 0 26px rgba(0,242,254,.25));
}
.lead{max-width:60ch;font-size:clamp(1.02rem,1.7vw,1.22rem);color:var(--muted);margin-bottom:2.4rem;text-wrap:pretty}
.hero-cta{display:flex;flex-wrap:wrap;gap:1rem;margin-bottom:4rem}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;max-width:820px}
.stats li{
  padding:1.15rem 1.25rem;border-radius:14px;
  background:var(--panel);border:1px solid var(--line);backdrop-filter:blur(10px);
  transition:transform .3s var(--ease),border-color .3s,box-shadow .3s;
}
.stats li:hover{transform:translateY(-4px);border-color:rgba(0,242,254,.4);box-shadow:0 0 28px -6px rgba(0,242,254,.3)}
.stats strong{display:block;font-size:1.85rem;font-weight:800;line-height:1.1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stats span{font-size:.83rem;color:var(--muted)}

.scroll-hint{position:absolute;bottom:1.6rem;left:50%;transform:translateX(-50%);width:22px;height:36px;border:2px solid var(--line);border-radius:12px}
.scroll-hint span{position:absolute;left:50%;top:7px;width:4px;height:7px;margin-left:-2px;border-radius:2px;background:var(--cyan);animation:wheel 1.9s infinite}
@keyframes wheel{60%{transform:translateY(12px);opacity:0}100%{opacity:0}}

/* ── Ticker ──────────────────────────────────────────────── */
.ticker{
  overflow:hidden;padding:1.15rem 0;border-block:1px solid var(--line);
  background:rgba(9,14,28,.6);
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
}
.ticker-track{display:flex;align-items:center;gap:2.2rem;width:max-content;animation:slide 42s linear infinite}
.ticker-track span{font-size:.95rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:#7e8daa;white-space:nowrap;transition:color .3s}
.ticker-track span:hover{color:var(--cyan)}
.ticker-track i{width:5px;height:5px;border-radius:50%;background:var(--violet);opacity:.65;flex-shrink:0}
@keyframes slide{to{transform:translateX(-50%)}}

/* ── Secciones ───────────────────────────────────────────── */
.section{padding:7rem 0;position:relative}
.section-alt{background:linear-gradient(180deg,transparent,rgba(10,16,32,.75) 12%,rgba(10,16,32,.75) 88%,transparent)}
.section-head{text-align:center;max-width:760px;margin:0 auto 3.6rem}
.eyebrow{
  display:inline-block;margin-bottom:.9rem;font-size:.78rem;font-weight:700;
  letter-spacing:.22em;text-transform:uppercase;color:var(--cyan);
}
h2{font-size:clamp(1.9rem,4vw,3rem);line-height:1.14;font-weight:800;letter-spacing:-.025em;text-wrap:balance}
.section-sub{margin-top:1.1rem;color:var(--muted);font-size:1.05rem;text-wrap:pretty}

/* ── Tarjetas de servicio ────────────────────────────────── */
/* Dos columnas: con cuatro servicios, tres por fila dejaría uno huérfano. */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,440px),1fr));gap:1.6rem}
.card{
  position:relative;overflow:hidden;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--line);backdrop-filter:blur(12px);
  box-shadow:var(--shadow);
  transition:transform .4s var(--ease),border-color .4s,box-shadow .4s;
}
.card::before{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;opacity:0;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(0,242,254,.13),transparent 62%);
  transition:opacity .4s;
}
.card:hover{transform:translateY(-8px);border-color:rgba(0,242,254,.4);box-shadow:0 28px 60px -22px rgba(0,242,254,.35)}
.card:hover::before{opacity:1}
.card-img{position:relative;aspect-ratio:16/9;overflow:hidden}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease);filter:saturate(112%)}
.card:hover .card-img img{transform:scale(1.07)}
.card-img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,10,22,.15),rgba(6,10,22,.92))}
.card-body{position:relative;z-index:3;padding:1.6rem 1.7rem 1.9rem;margin-top:-2.6rem}
.card-body h3{font-size:1.4rem;font-weight:750;letter-spacing:-.02em;margin-bottom:.75rem}
.card-body>p{color:var(--muted);font-size:.97rem;margin-bottom:1.15rem;text-wrap:pretty}

.ticks li{position:relative;padding-left:1.6rem;margin-bottom:.5rem;font-size:.93rem;color:#c3cee3}
.ticks li::before{
  content:"";position:absolute;left:0;top:.55em;width:9px;height:9px;border-radius:50%;
  background:var(--grad);box-shadow:0 0 10px rgba(0,242,254,.7);
}

/* ── Método ──────────────────────────────────────────────── */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.4rem;counter-reset:s}
.step{
  position:relative;padding:2.1rem 1.6rem 1.8rem;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--line);backdrop-filter:blur(10px);
  transition:transform .35s var(--ease),border-color .35s,box-shadow .35s;
}
.step::after{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;border-radius:2px 2px 0 0;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease);
}
.step:hover{transform:translateY(-6px);border-color:rgba(124,77,255,.42);box-shadow:0 22px 46px -20px rgba(124,77,255,.55)}
.step:hover::after{transform:scaleX(1)}
.step-n{
  display:block;font-size:2.4rem;font-weight:800;line-height:1;margin-bottom:.7rem;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;opacity:.85;
}
.step h3{font-size:1.15rem;margin-bottom:.5rem;font-weight:700}
.step p{font-size:.93rem;color:var(--muted)}

/* ── Nosotros ────────────────────────────────────────────── */
.split{display:grid;grid-template-columns:1fr 1fr;gap:3.4rem;align-items:center}
.split-media{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.split-media img{width:100%;filter:saturate(115%)}
.glow-frame{
  position:absolute;inset:0;border-radius:var(--radius);pointer-events:none;
  box-shadow:inset 0 0 90px rgba(0,242,254,.18);
  background:linear-gradient(120deg,transparent 35%,rgba(0,242,254,.1) 50%,transparent 65%);
  background-size:280% 100%;animation:sheen 7s linear infinite;
}
@keyframes sheen{to{background-position:-280% 0}}
.split-text h2{margin-bottom:1.2rem}
.split-text p{color:var(--muted);margin-bottom:1.1rem;text-wrap:pretty}
.split-text strong{color:var(--text)}
.badges{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.6rem}
.badges li{
  padding:.42rem .95rem;border-radius:999px;font-size:.85rem;font-weight:600;color:#bcd4ff;
  background:rgba(124,77,255,.1);border:1px solid rgba(124,77,255,.3);
  transition:transform .25s,box-shadow .25s;
}
.badges li:hover{transform:translateY(-2px);box-shadow:0 0 18px rgba(124,77,255,.35)}

/* ── Reseñas ─────────────────────────────────────────────── */
.rating{display:flex;align-items:center;justify-content:center;gap:.6rem;margin-top:1.2rem;font-size:1.02rem}
.rating strong{font-size:1.3rem}
.stars{color:#ffc44d;letter-spacing:.14em;text-shadow:0 0 14px rgba(255,196,77,.55)}

/* Sin JS el carrusel es una tira con scroll manual; con JS se duplica
   el contenido (.dup) y pasa a desplazarse en bucle continuo. */
.reviews{
  overflow-x:auto;padding:1rem 0 .5rem;scrollbar-width:thin;
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
}
.reviews:has(.dup){overflow:hidden}
.reviews-track{display:flex;gap:1.4rem;width:max-content;padding:.6rem 1rem}
.reviews-track.dup{animation:slide 68s linear infinite}
.reviews:hover .reviews-track,.reviews:focus-within .reviews-track{animation-play-state:paused}
.review{
  display:flex;flex-direction:column;gap:.9rem;width:370px;flex-shrink:0;
  padding:1.7rem 1.6rem;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--line);backdrop-filter:blur(10px);
  transition:transform .35s var(--ease),border-color .35s,box-shadow .35s;
}
.review:hover{transform:translateY(-6px);border-color:rgba(0,242,254,.4);box-shadow:0 24px 50px -22px rgba(0,242,254,.45)}
.review blockquote{font-size:.96rem;color:#cdd8ec;line-height:1.62;flex:1}
.review blockquote::before{content:"\201C";display:block;font-size:2.6rem;line-height:.4;margin-bottom:.6rem;color:var(--violet);opacity:.75}
.review figcaption{display:flex;flex-direction:column;padding-top:.9rem;border-top:1px solid var(--line)}
.review figcaption b{font-size:1rem;font-weight:700}
.review figcaption span{font-size:.84rem;color:var(--muted)}
.reviews-hint{text-align:center;font-size:.84rem;margin-top:1.2rem}

/* ── FAQ ─────────────────────────────────────────────────── */
.faq{display:flex;flex-direction:column;gap:.85rem}
.faq details{
  border-radius:14px;background:var(--panel);border:1px solid var(--line);
  backdrop-filter:blur(10px);overflow:hidden;transition:border-color .3s,box-shadow .3s;
}
.faq details[open]{border-color:rgba(0,242,254,.36);box-shadow:0 0 30px -12px rgba(0,242,254,.45)}
.faq summary{
  position:relative;list-style:none;cursor:pointer;
  padding:1.15rem 3.2rem 1.15rem 1.4rem;font-size:1.03rem;font-weight:650;
  transition:color .25s;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--cyan)}
.faq summary::after{
  content:"";position:absolute;right:1.4rem;top:50%;width:11px;height:11px;
  margin-top:-6px;border-right:2px solid var(--cyan);border-bottom:2px solid var(--cyan);
  transform:rotate(45deg);transition:transform .3s var(--ease);
}
.faq details[open] summary::after{transform:rotate(-135deg);margin-top:-2px}
.faq p{padding:0 1.4rem 1.35rem;color:var(--muted);font-size:.96rem;text-wrap:pretty}

/* ── CTA contacto ────────────────────────────────────────── */
.cta-panel{
  position:relative;overflow:hidden;display:grid;grid-template-columns:1.1fr .9fr;gap:3rem;align-items:center;
  padding:3.4rem;border-radius:26px;
  background:linear-gradient(135deg,rgba(0,242,254,.09),rgba(124,77,255,.09));
  border:1px solid rgba(0,242,254,.24);
  box-shadow:0 0 90px -30px rgba(0,242,254,.5);
}
.cta-panel::after{
  content:"";position:absolute;width:420px;height:420px;right:-140px;top:-160px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,77,255,.4),transparent 68%);filter:blur(60px);pointer-events:none;
}
.cta-text h2{margin-bottom:1rem}
.cta-text p{color:var(--muted);text-wrap:pretty}
.cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:.85rem}
.contact-line{
  display:flex;align-items:center;gap:1rem;padding:1rem 1.3rem;border-radius:14px;
  background:rgba(6,10,22,.55);border:1px solid var(--line);
  transition:transform .28s var(--ease),border-color .28s,box-shadow .28s,background .28s;
}
.contact-line svg{color:var(--cyan);flex-shrink:0}
.contact-line span{display:flex;flex-direction:column;line-height:1.3}
.contact-line small{font-size:.8rem;color:var(--muted)}
.contact-line:hover{transform:translateX(5px);border-color:rgba(0,242,254,.5);box-shadow:0 0 26px -8px rgba(0,242,254,.55);background:rgba(6,10,22,.75)}
.contact-wa svg{color:#25d366}
.contact-wa:hover{border-color:rgba(37,211,102,.55);box-shadow:0 0 26px -8px rgba(37,211,102,.6)}

/* ── Pie ─────────────────────────────────────────────────── */
footer{border-top:1px solid var(--line);background:rgba(4,8,18,.7);padding-top:3.6rem}
.foot{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2.4rem;padding-bottom:2.6rem}
.foot-brand p{margin-top:1rem;color:var(--muted);font-size:.92rem;max-width:38ch}
.foot-col h4{font-size:.82rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);margin-bottom:1rem}
.foot-col li{margin-bottom:.6rem;font-size:.93rem}
.foot-col a{color:var(--muted);transition:color .25s,padding-left .25s}
.foot-col a:hover{color:var(--cyan);padding-left:4px}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:.6rem;justify-content:space-between;
  padding:1.4rem 0;border-top:1px solid var(--line);font-size:.86rem;color:var(--muted);
}

/* ── Páginas legales y error ─────────────────────────────── */
.legal{padding:9rem 0 5rem}
.legal h1{font-size:clamp(2rem,4.4vw,3rem);margin-bottom:.5rem}
.legal h2{font-size:1.28rem;font-weight:700;margin:2.4rem 0 .8rem;color:#fff}
.legal p{color:var(--muted);margin-bottom:1rem;text-wrap:pretty}
.legal b{color:var(--text)}
.legal a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px}
.legal .updated{font-size:.88rem;margin-bottom:2.4rem}
.legal-list{margin:0 0 1.2rem;padding-left:0}
.legal-list li{position:relative;padding-left:1.5rem;margin-bottom:.55rem;color:var(--muted);font-size:.96rem}
.legal-list li::before{content:"";position:absolute;left:0;top:.6em;width:8px;height:8px;border-radius:50%;background:var(--grad)}
.legal-highlight{
  padding:1.3rem 1.5rem;margin:2rem 0;border-radius:14px;
  background:linear-gradient(135deg,rgba(0,242,254,.08),rgba(124,77,255,.08));
  border:1px solid rgba(0,242,254,.28);
}
.legal-highlight p{margin:0;color:#cdd8ec}
.legal-back{margin-top:3rem}
.nav-back{margin-left:0;flex-shrink:0}

.error-page{min-height:100svh;display:flex;align-items:center;text-align:center;padding:6rem 0}
.error-code{font-size:clamp(5rem,18vw,11rem);font-weight:800;line-height:1;letter-spacing:-.04em}
.error-page h1{font-size:clamp(1.6rem,4vw,2.4rem);margin:.6rem 0 1rem}
.error-page p{color:var(--muted);max-width:52ch;margin:0 auto 2.2rem}

/* ── Flotantes ───────────────────────────────────────────── */
.wa-float{
  position:fixed;right:1.5rem;bottom:1.5rem;z-index:200;
  display:flex;align-items:center;justify-content:center;width:60px;height:60px;border-radius:50%;
  color:#fff;background:linear-gradient(145deg,#25d366,#128c7e);
  box-shadow:0 10px 30px -8px rgba(37,211,102,.75);
  transition:transform .3s var(--ease),box-shadow .3s;
}
.wa-float::before{
  content:"";position:absolute;inset:0;border-radius:50%;border:2px solid rgba(37,211,102,.55);
  animation:ring 2.6s ease-out infinite;
}
@keyframes ring{0%{transform:scale(1);opacity:.9}100%{transform:scale(1.65);opacity:0}}
.wa-float:hover{transform:scale(1.08) translateY(-2px);box-shadow:0 14px 40px -8px rgba(37,211,102,.95)}
.wa-tip{
  position:absolute;right:74px;white-space:nowrap;padding:.5rem .9rem;border-radius:10px;
  font-size:.85rem;font-weight:600;color:var(--text);
  background:rgba(10,16,32,.95);border:1px solid var(--line);
  opacity:0;transform:translateX(8px);pointer-events:none;transition:opacity .3s,transform .3s;
}
.wa-float:hover .wa-tip,.wa-float:focus-visible .wa-tip{opacity:1;transform:translateX(0)}

.to-top{
  position:fixed;right:1.85rem;bottom:6.6rem;z-index:199;
  width:44px;height:44px;border-radius:50%;cursor:pointer;color:var(--cyan);
  display:flex;align-items:center;justify-content:center;
  background:rgba(10,16,32,.85);border:1px solid var(--line);backdrop-filter:blur(8px);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .3s,visibility .3s,transform .3s,box-shadow .3s,border-color .3s;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{border-color:rgba(0,242,254,.55);box-shadow:0 0 22px -4px rgba(0,242,254,.6)}

/* ── Revelado al hacer scroll ────────────────────────────── */
/* Sin JavaScript todo queda visible: la ocultación solo se activa
   cuando main.js marca el documento con la clase .js */
html.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .75s var(--ease),transform .75s var(--ease)}
html.js .reveal.in{opacity:1;transform:none}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width:960px){
  .split{grid-template-columns:1fr;gap:2.4rem}
  .cta-panel{grid-template-columns:1fr;padding:2.4rem 1.8rem}
  .foot{grid-template-columns:1fr 1fr;gap:2rem}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:780px){
  .burger{display:flex}
  .nav-cta{display:none}
  .lang-switch{margin-left:auto}
  .lang-switch button{padding:4px 4px}
  .lang-switch .flag{width:16px;height:11px}
  #nav{
    position:absolute;top:100%;left:0;right:0;margin:0;
    background:rgba(6,10,22,.97);backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);
    max-height:0;overflow:hidden;transition:max-height .4s var(--ease);
  }
  #nav.open{max-height:340px}
  #nav ul{flex-direction:column;gap:0;padding:.8rem 1.25rem 1.4rem}
  #nav a{padding:.85rem .4rem;font-size:1.05rem}
  .section{padding:4.6rem 0}
  .hero{padding:7.5rem 0 4rem}
  .review{width:290px}
  .cta-panel{padding:2rem 1.4rem}
}
@media (max-width:520px){
  .stats{grid-template-columns:1fr 1fr;gap:.7rem}
  .stats li{padding:.9rem}
  .stats strong{font-size:1.5rem}
  .foot{grid-template-columns:1fr}
  .wa-float{width:54px;height:54px;right:1.1rem;bottom:1.1rem}
  .to-top{right:1.4rem;bottom:5.6rem}
}

/* ── Accesibilidad: movimiento reducido ──────────────────── */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important;animation-iteration-count:1 !important;
    transition-duration:.01ms !important;scroll-behavior:auto !important;
  }
  .reveal{opacity:1;transform:none}
}

/* ── Impresión ───────────────────────────────────────────── */
@media print{
  .bg-grid,.bg-orb,.wa-float,.to-top,#site-header,.ticker,.scroll-hint{display:none !important}
  body{background:#fff;color:#000}
  .grad{-webkit-text-fill-color:#000;color:#000}
}