:root{
  --fondo:#0a1020;
  --fondo-2:#0f1830;
  --panel:#121c33;
  --borde:#1e2c4d;
  --texto:#e7edf7;
  --texto-suave:#9db0cd;
  --azul:#1a56db;
  --cyan:#38bdf8;
  --amarillo:#ffd400;
  --whatsapp:#25d366;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Barlow",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:var(--fondo);color:var(--texto);line-height:1.6;
}
h1,h2,h3,.logo,.stat b{font-family:"Archivo",system-ui,Arial,sans-serif;font-weight:900;line-height:1.1}
img,video{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.contenedor{max-width:1120px;margin:0 auto;padding:0 16px}
.seccion{padding:72px 0;scroll-margin-top:80px}
.seccion--linea{border-top:1px solid var(--borde);border-bottom:1px solid var(--borde);background:var(--fondo-2)}
.titulo{font-size:clamp(1.7rem,4vw,2.5rem)}
.subtitulo{color:var(--texto-suave);margin-top:12px;max-width:640px}
.acento{color:var(--cyan)}

/* Header */
.header{position:fixed;inset:0 0 auto 0;z-index:50;background:rgba(10,16,32,.92);
  border-bottom:1px solid var(--borde);backdrop-filter:blur(8px)}
.header .contenedor{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:10px;padding-bottom:10px}
.marca{display:flex;align-items:center;gap:10px;min-width:0}
.marca .logo{width:auto;height:36px;display:block;object-fit:contain}
@media(max-width:480px){.marca .logo{height:30px}}
.marca small{display:block;color:var(--texto-suave);font-size:.72rem}
.marca strong{font-family:"Archivo",Arial,sans-serif;font-size:.9rem;text-transform:uppercase;letter-spacing:.04em}
.nav{display:flex;align-items:center;gap:22px}
.nav a{color:var(--texto-suave);font-weight:600;font-size:.9rem}
.nav a:hover{color:var(--cyan)}
.menu-btn{display:none;background:transparent;border:1px solid var(--borde);color:var(--texto);
  width:42px;height:42px;border-radius:8px;font-size:1.3rem;cursor:pointer}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;
  padding:14px 22px;border-radius:8px;font-weight:800;font-size:1rem;transition:.2s;font-family:inherit}
.btn--sm{padding:10px 16px;font-size:.88rem}
.btn--wsp{background:var(--amarillo);color:#0a1020}
.btn--wsp:hover{background:var(--whatsapp);color:#fff;transform:translateY(-1px)}
.btn--linea{background:rgba(56,189,248,.1);border:1px solid rgba(56,189,248,.45);color:var(--cyan)}
.btn--linea:hover{background:rgba(56,189,248,.2)}

/* Hero */
.hero{position:relative;overflow:hidden;padding-top:104px;padding-bottom:72px;isolation:isolate}
.hero video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.35;z-index:-2}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(120deg,rgba(10,16,32,.95) 25%,rgba(26,86,219,.45))}
.etiqueta{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(56,189,248,.4);
  background:rgba(56,189,248,.1);color:var(--cyan);border-radius:999px;padding:6px 14px;
  font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.14em}
.hero h1{margin-top:18px;font-size:clamp(2.1rem,6vw,3.6rem);max-width:820px}
.hero p{margin-top:18px;max-width:640px;color:#c8d6ea;font-size:1.08rem}
.acciones{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:44px;list-style:none}
.stat{background:var(--panel);border:1px solid var(--borde);border-radius:10px;padding:14px}
.stat b{display:block;color:var(--cyan);font-size:1.5rem}
.stat span{font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--texto-suave);font-weight:700}

/* Tarjetas */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px}
.tarjeta{background:var(--panel);border:1px solid var(--borde);border-radius:12px;overflow:hidden}
.tarjeta img{height:220px;width:100%;object-fit:cover}
.tarjeta div{padding:18px}
.tarjeta h3{font-size:1.1rem}
.tarjeta p{margin-top:8px;color:var(--texto-suave);font-size:.95rem}

/* Dos columnas */
.dos-col{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.pasos{list-style:none;margin-top:28px;display:grid;gap:14px}
.pasos li{display:flex;gap:14px;background:var(--panel);border:1px solid var(--borde);border-radius:10px;padding:14px}
.pasos span.n{display:grid;place-items:center;min-width:40px;height:40px;border-radius:8px;
  background:var(--cyan);color:#04131f;font-family:"Archivo",Arial,sans-serif;font-weight:900}
.pasos strong{display:block;font-family:"Archivo",Arial,sans-serif}
.pasos p{color:var(--texto-suave);font-size:.92rem}
.media-col{display:grid;gap:20px}
.media-col img,.media-col video{border-radius:12px;border:1px solid var(--borde);width:100%}

/* Zonas */
/* Carrusel de promos */
.carrusel{position:relative;margin-top:32px}
.carrusel__pista{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
  scroll-behavior:smooth;padding:4px;scrollbar-width:none}
.carrusel__pista::-webkit-scrollbar{display:none}
.carrusel__item{flex:0 0 calc(33.333% - 11px);scroll-snap-align:start;background:var(--panel);
  border:1px solid var(--borde);border-radius:12px;overflow:hidden}
.carrusel__item img{width:100%;height:340px;object-fit:contain;background:var(--fondo-2)}
.carrusel__nav{position:absolute;top:50%;transform:translateY(-50%);z-index:2;width:44px;height:44px;
  border-radius:999px;border:1px solid var(--borde);background:rgba(10,16,32,.85);color:var(--texto);
  font-size:1.6rem;line-height:1;cursor:pointer;display:grid;place-items:center}
.carrusel__nav:hover{background:var(--azul);border-color:var(--azul)}
.carrusel__nav--prev{left:-8px}
.carrusel__nav--next{right:-8px}
.carrusel__puntos{display:flex;justify-content:center;gap:8px;margin-top:16px}
.carrusel__puntos button{width:9px;height:9px;padding:0;border:0;border-radius:999px;
  background:var(--borde);cursor:pointer}
.carrusel__puntos button.activo{background:var(--cyan);width:22px}
@media (max-width:900px){.carrusel__item{flex:0 0 calc(50% - 8px)}.carrusel__item img{height:280px}}
@media (max-width:560px){.carrusel__item{flex:0 0 100%}.carrusel__nav--prev{left:2px}.carrusel__nav--next{right:2px}}

.zonas{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}
.zonas li{background:var(--panel);border:1px solid var(--borde);border-radius:10px;padding:12px 14px;
  font-weight:700;font-size:.92rem}
.zonas li::before{content:"📍 "}

/* Formulario */
.form{background:var(--panel);border:1px solid var(--borde);border-radius:14px;padding:24px;margin-top:28px}
.campos{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.campo{display:flex;flex-direction:column}
.campo.ancho{grid-column:1 / -1}
.campo label{font-size:.86rem;font-weight:700;margin-bottom:6px}
.campo input,.campo select,.campo textarea{
  background:var(--fondo);border:1px solid var(--borde);border-radius:8px;color:var(--texto);
  padding:12px;font-size:1rem;font-family:inherit;outline:none}
.campo input:focus,.campo select:focus,.campo textarea:focus{border-color:var(--cyan)}
.error{color:#ff7676;font-size:.78rem;margin-top:5px;min-height:1px}
.pregunta{text-align:center;font-weight:700;margin-top:24px}
.envios{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:12px}
.envios .btn{width:100%}

/* Footer */
.footer{border-top:1px solid var(--borde);background:var(--fondo-2);padding:44px 0 20px}
.footer .cols{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.footer p,.footer li{color:var(--texto-suave);font-size:.92rem}
.footer strong{color:var(--texto);font-family:"Archivo",Arial,sans-serif}
.footer ul{list-style:none;margin-top:10px;display:grid;gap:8px}
.footer a:hover{color:var(--cyan)}
.copy{text-align:center;margin-top:28px;font-size:.78rem;color:var(--texto-suave)}

/* WhatsApp flotante */
.flotante{position:fixed;right:18px;bottom:18px;z-index:60;background:var(--amarillo);color:#0a1020;
  border-radius:999px;padding:14px 20px;font-weight:800;box-shadow:0 10px 30px rgba(0,0,0,.45);transition:.2s}
.flotante:hover{background:var(--whatsapp);color:#fff;transform:scale(1.05)}

@media (max-width:900px){
  .grid-3,.dos-col,.footer .cols{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .zonas{grid-template-columns:repeat(2,1fr)}
  .menu-btn{display:block}
  .nav{position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;
    gap:0;background:var(--fondo);border-bottom:1px solid var(--borde);padding:8px 16px 16px}
  .nav.abierto{display:flex}
  .nav a{padding:12px 0;border-bottom:1px solid var(--borde)}
  .nav .btn{margin-top:12px;border-bottom:0}
}
@media (max-width:560px){
  .campos,.envios{grid-template-columns:1fr}
  .acciones .btn{width:100%}
}
.nav a.btn--wsp{color:#0a1020}
.nav a.btn--wsp:hover{color:#fff}