:root{
  --bg:#0b0f1a; --panel:#111827; --fg:#e5e7eb; --muted:#9ca3af;
  --accent:#00e5ff; --accent-2:#6ee7ff;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --radius:14px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--fg);scroll-behavior:smooth}

.container{width:min(1120px,92%);margin:0 auto}
.narrow{width:min(800px,92%);margin:0 auto}

/* Header */
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(8px);background:rgba(11,15,26,.75);border-bottom:1px solid rgba(255,255,255,.06)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--fg)}
.logo{height:38px;width:auto;display:block;transition:transform .2s ease}
.logo:hover{transform:scale(1.03)}
.brand-name{
  font-family:'Orbitron','Inter',sans-serif; font-size:1.6rem; font-weight:800; letter-spacing:1px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip:text; -webkit-text-fill-color:transparent; transition:transform .2s ease;
}
.brand-name:hover{ transform:scale(1.05); }

.menu-toggle{display:none;flex-direction:column;gap:5px;background:transparent;border:1px solid rgba(255,255,255,.12);border-radius:10px;padding:8px 10px;cursor:pointer}
.menu-toggle span{display:block;width:20px;height:2px;background:var(--fg);border-radius:2px}

.nav{display:flex;align-items:center;gap:18px}
.nav a{color:var(--fg);text-decoration:none;opacity:.9;font-weight:600}
.nav a:hover{opacity:1}
.nav a.active{ color: var(--accent); position: relative; }
.nav a.active::after{ content:''; position:absolute; left:0; right:0; bottom:-6px; height:2px; background: var(--accent); border-radius: 2px; opacity:.9; }

.lang-switch .lang-btn{background:transparent;border:1px solid rgba(255,255,255,.12);color:var(--fg);padding:6px 10px;border-radius:10px;cursor:pointer}

/* Hero */
.gradient-bg{
  /* Radiales + gradiente; y animación suave */
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(0,229,255,.18), transparent 60%),
    radial-gradient(900px 500px at 90% -20%, rgba(110,231,255,.14), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0));
  position:relative;overflow:hidden;
  animation: gradientMove 18s ease infinite;
  background-size: 200% 200%;
}
@keyframes gradientMove{
  0%{ background-position: 0% 50%; }
  50%{ background-position: 100% 50%; }
  100%{ background-position: 0% 50%; }
}
.hero { 
  text-align:center; 
  padding:96px 0 72px; 
  position:relative; 
}

.hero-parallax{
  position:absolute; 
  inset:-20%;
  background:radial-gradient(400px 200px at 40% 20%, rgba(0,229,255,.18), transparent 60%);
  filter:blur(40px); 
  transform:translateY(0);
  will-change:transform; 
  animation:float 14s ease-in-out infinite alternate;
  z-index:0; /* detrás del contenido */
} /* <-- esta llave faltaba */

/* chips (NO se mueven, solo aire y capa) */
.hero-badges{
  display:flex;
  gap:.6rem;
  justify-content:center;
  flex-wrap:wrap;
  margin: 1.2rem 0 2.8rem; /* espacio bajo los chips */
  position:relative;
  z-index:1;
}

/* botones CTA debajo, con su capa por si acaso */
.cta-group{
  display:flex;
  gap:1rem;
  justify-content:center;
  flex-wrap:wrap;
  margin-top: 1.2rem;
  position:relative;
  z-index:2;
}

.hero-inner{ position:relative; z-index:1; } /* asegura que el texto se vea */
@keyframes float{to{transform:translateY(20px)}}
.hero-inner h1{font-size:clamp(28px,4vw,48px);line-height:1.1;margin:0}
.lead{margin:16px auto 28px;color:var(--muted);width:min(780px,92%);font-size:clamp(16px,2vw,20px)}

.cta-group{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 18px;border-radius:12px;text-decoration:none;font-weight:700;transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;will-change:transform}
.btn-primary{background:var(--accent);color:#001219;box-shadow:0 8px 24px rgba(0,229,255,.25)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 14px 30px rgba(0,229,255,.32)}
.btn-ghost{border:1px solid rgba(255,255,255,.18);color:var(--fg)}
.btn-ghost:hover{transform:translateY(-1px);border-color:var(--accent)}
.btn-link{color:var(--accent);text-decoration:none;font-weight:700}
.btn-link:hover{text-decoration:underline}
.disabled{pointer-events:none;opacity:.7}

.hero-badges{margin-top:22px;display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.chip{border:1px solid rgba(255,255,255,.14);color:var(--fg);padding:6px 10px;border-radius:999px;font-size:14px;opacity:.9}
.floating{ animation: float 6s ease-in-out infinite; }

/* Sections */
.section{padding:72px 0}
.section-title{font-size:clamp(22px,3vw,32px);margin:0 0 22px}
.about p{color:var(--muted);font-size:18px}

/* Cards */
.cards{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.card{
  background:
    linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow);
  transform:translateY(0);
  transition:transform .25s ease, border-color .25s ease, box-shadow .25s ease, background .25s ease;
  position:relative; overflow:hidden;
}
/* brillo sutil en hover */
.card::after{
  content:''; position:absolute; inset:-120% -60% auto -60%;
  height:160%; transform:rotate(12deg);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.08), transparent);
  transition: transform .5s ease;
}
.card:hover::after{ transform: translateX(120%) rotate(12deg); }
.card:hover{
  transform:translateY(-4px);
  border-color:rgba(0,229,255,.5);
  box-shadow: 0 14px 40px rgba(0,0,0,.45);
}
.card h3,.card h4{margin:0 0 8px}
.card p{color:var(--muted);margin:0 0 12px}
.portfolio .card{min-height:140px}

/* Cómo trabajamos */
.how-it-works .steps{ list-style:none; padding:0; margin:1rem auto; max-width:800px; display:grid; gap:.75rem; }
.how-it-works .steps li{
  display:grid; grid-template-columns: 36px 1fr; align-items:center; gap:.8rem;
  background: rgba(255,255,255,.03); border:1px solid rgba(255,255,255,.08);
  border-radius:14px; padding:.75rem .9rem;
}
.how-it-works .steps li span:first-child{
  display:grid; place-items:center; width:32px; height:32px; border-radius:50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color:#00121b; font-weight:700;
}
.cta-center{ text-align:center; margin-top:1rem; }

/* Tilt sutil */
.tilt { transform-style: preserve-3d; }
.tilt:hover { transform: perspective(800px) rotateX(1deg) rotateY(-1deg); }

/* Reveal visible por defecto (si el JS falla no se queda en blanco) */
.reveal{ opacity:1; transform:none; }
.reveal.in{ opacity:1; transform:none; }

/* Solo animar si el usuario NO prefiere reducir movimiento */
@media (prefers-reduced-motion: no-preference){
  .reveal{ opacity:0; transform: translateY(14px); transition: all .6s ease; }
  .reveal.in{ opacity:1; transform: translateY(0); }
}

/* Contact */
.contact form{
  display:grid;gap:14px;
  background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
  border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)
}
.contact label{font-weight:600}
.contact input,.contact textarea{
  background:#0f1524;border:1px solid rgba(255,255,255,.12);color:var(--fg);
  border-radius:10px;padding:12px;outline:none
}
.contact input:focus,.contact textarea:focus{
  border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,229,255,.12)
}
.form-note{color:var(--muted);margin-top:10px;font-size:14px}

/* Footer */
.site-footer{border-top:1px solid rgba(255,255,255,.06);background:rgba(0,0,0,.4)}
.footer-inner{display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.footer-link{color:var(--muted);text-decoration:none}.footer-link:hover{color:var(--fg)}

/* Back to top */
.to-top{
  position:fixed;right:18px;bottom:18px;height:40px;width:40px;border-radius:999px;border:1px solid rgba(255,255,255,.2);
  background:rgba(17,24,39,.85);color:var(--fg);cursor:pointer;opacity:0;pointer-events:none;transition:opacity .2s ease, transform .2s ease; z-index:60;
}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{transform:translateY(-2px)}

/* Mobile */
@media (max-width: 880px){
  .menu-toggle{display:flex}
  .nav{position:absolute;inset:60px 0 auto 0;display:flex;flex-direction:column;gap:10px;padding:14px 20px;background:rgba(11,15,26,.98);border-bottom:1px solid rgba(255,255,255,.06);transform:translateY(-120%);transition:transform .22s ease}
  .nav.open{transform:translateY(0)}
}
@media (max-width: 720px){
  .brand-name{display:none}
}
/* ===== Animación de cambio de idioma ===== */
[data-es]{
  transition: opacity .22s ease, transform .22s ease; /* cualquier nodo traducible */
  will-change: opacity, transform;
}
.i18n-out{ opacity: 0; transform: translateY(4px); }
.i18n-in { opacity: 1; transform: translateY(0); }

/* Respeto a usuarios con "reducir movimiento" */
@media (prefers-reduced-motion: reduce){
  [data-es]{ transition: none !important; }
  .i18n-out, .i18n-in{ opacity: 1 !important; transform: none !important; }
}

/* (Opcional) marca visual del botón de idioma activo */
.lang-btn.is-active{
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(0,229,255,.18) inset;
}
/* ===== Servicios: paneles colapsables ===== */
.svc-card { position: relative; }
.svc-toggle {
  display:block;
  width:100%;
  text-align:left;
  background:transparent;
  border:none;
  padding:0;
  cursor:pointer;
  color:inherit;
}

.svc-details {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transform: translateY(-4px);
  transition: max-height .45s ease, opacity .25s ease, transform .45s ease;
  will-change: max-height, opacity, transform;
}

.svc-details.open {
  opacity: 1;
  transform: translateY(0);
  /* max-height suficientemente grande para el contenido */
  max-height: 1800px;
}

.svc-details .svc-wrap {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
  padding-top: 14px;
}

.svc-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: var(--shadow);
}

.svc-text {
  color: var(--muted);
  line-height: 1.6;
  font-size: 16px;
}

/* un poquito de aire bajo cada tarjeta */
.cards .card.svc-card { padding-bottom: 16px; }

/* Imagen: que no se recorte */
.svc-img{
  width:100%;
  height:auto;           /* deja que crezca en altura natural */
  max-height: 420px;     /* límite razonable para no hacerla infinita */
  object-fit: contain;   /* muestra la imagen completa */
  background:#0b0f1a;    /* relleno neutro alrededor si sobran márgenes */
  border-radius:12px;
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow);
}

/* Cuando una tarjeta esté expandida, que tome toda la fila
   (así las otras NO “crecen” por la altura del grid) */
.svc-card.expanded{
  grid-column: 1 / -1;   /* ocupa todo el ancho de la grid */
}

/* Panel colapsable con transición por altura medida (lo controla JS) */
.svc-details{
  overflow:hidden;
  max-height:0;
  opacity:0;
  transform: translateY(-4px);
  transition: opacity .25s ease, transform .45s ease; /* la altura la animamos con JS */
  will-change: opacity, transform;
}
.svc-details.open{
  opacity:1;
  transform: translateY(0);
}
/* --- Quita la expansión a toda la fila (si la tienes) --- */
/* .svc-card.expanded { grid-column: 1 / -1; }  <-- ELIMÍNALO */

/* --- Área de panel global que aparece debajo del grid --- */
.svc-panel-wrapper { margin-top: 24px; }
#svcPanel{
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transform: translateY(-6px);
  transition: max-height .45s ease, opacity .25s ease, transform .4s ease;
  background: var(--card, rgba(255,255,255,.02));
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px;
  padding: 18px;
  box-shadow: var(--shadow);
}

/* cuando está abierto */
#svcPanel.open{
  opacity: 1;
  transform: translateY(0);
  max-height: 3000px; /* suficiente para el contenido */
}

/* reusamos el layout interno del panel */
#svcPanel .svc-wrap{
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

/* imagen del panel: que no se recorte */
#svcPanel .svc-img{
  width:100%;
  height:auto;
  max-height: 460px;
  object-fit: contain;
  background:#0b0f1a;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.08);
  box-shadow: var(--shadow);
}

/* texto */
#svcPanel .svc-text{
  color: var(--muted);
  line-height: 1.6;
  font-size: 16px;
}