/* ===== Marcas — hoja compartida (hub + subpáginas) — AM TECH Security ===== */
:root{
  --naranja:#FF7A00;--naranja-claro:#FFA040;--rojo-naranja:#E8470A;
  --negro:#0C0D10;--negro-2:#13151A;--negro-3:#1B1E25;--negro-4:#2A2E37;
  --borde:rgba(255,255,255,.08);--texto:#E8EAEE;--texto-suave:#9AA1AC;--tenue:#6B7280;
  --grad:linear-gradient(135deg,#FFA040 0%,#FF7A00 45%,#E8470A 100%);--radio:16px;
  --sombra:0 20px 60px rgba(0,0,0,.45);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--negro);color:var(--texto);line-height:1.65}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.contenedor{width:min(1080px,92%);margin:0 auto}
.grad-texto{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* Header */
header{position:sticky;top:0;z-index:100;background:rgba(12,13,16,.85);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--borde)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;width:min(1080px,92%);margin:0 auto}
.marca{display:flex;align-items:center;gap:.6rem;font-weight:800}
.marca img{width:38px;height:38px}
.marca .nombre{font-size:1rem;line-height:1.05}
.marca .nombre span{color:var(--naranja)}
.marca small{display:block;font-size:.56rem;font-weight:600;letter-spacing:.3em;color:var(--texto-suave);text-transform:uppercase}
.nav-links{display:flex;gap:1.5rem;align-items:center}
.nav-links a{font-size:.9rem;font-weight:500;color:var(--texto-suave);transition:color .2s}
.nav-links a:hover,.nav-links a.activo{color:#fff}
.btn{display:inline-flex;align-items:center;gap:.5rem;background:var(--grad);color:#fff;font-weight:700;font-size:.9rem;padding:.6rem 1.2rem;border-radius:11px;border:none;cursor:pointer;box-shadow:0 8px 22px rgba(255,122,0,.3);transition:transform .2s}
.btn:hover{transform:translateY(-2px)}
.btn-borde{display:inline-flex;align-items:center;gap:.5rem;border:1px solid rgba(255,255,255,.18);color:var(--texto);padding:.6rem 1.2rem;border-radius:11px;font-weight:600;font-size:.9rem;transition:border-color .2s,background .2s}
.btn-borde:hover{border-color:var(--naranja);background:rgba(255,122,0,.08)}
@media (max-width:640px){ .nav-links a{display:none} .nav-links .btn{display:inline-flex} }

/* Breadcrumb */
.breadcrumb{font-size:.8rem;color:var(--tenue);padding:1.4rem 0 0}
.breadcrumb a{color:var(--texto-suave)}
.breadcrumb a:hover{color:var(--naranja)}
.breadcrumb span{margin:0 .4rem;opacity:.6}

/* Badges & tags */
.eyebrow{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--naranja);margin-bottom:.9rem}
.tier{display:inline-block;font-size:.66rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--naranja);background:rgba(255,122,0,.1);border:1px solid rgba(255,122,0,.35);padding:.3rem .7rem;border-radius:999px}
.tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.4rem}
.tags span{font-size:.78rem;font-weight:600;color:var(--texto-suave);background:var(--negro-2);border:1px solid var(--borde);padding:.35rem .8rem;border-radius:999px}

/* ===== Subpágina de marca ===== */
.marca-hero{padding:2.4rem 0 1.6rem}
.marca-logo{height:54px;width:auto;max-width:230px;object-fit:contain;filter:brightness(0) invert(1);opacity:.95;margin-bottom:1.3rem}
.marca-wordmark{font-size:2rem;font-weight:900;letter-spacing:-.01em;margin-bottom:1.1rem}
.marca-hero h1{font-size:clamp(2rem,5vw,3rem);font-weight:900;letter-spacing:-.02em;line-height:1.05;margin-bottom:1.1rem}
.marca-hero .desc{color:var(--texto-suave);font-size:1.05rem;max-width:760px}
.meta-row{display:flex;flex-wrap:wrap;gap:1.6rem;align-items:flex-start;margin-top:1.8rem;padding-top:1.6rem;border-top:1px solid var(--borde)}
.meta-bloque .et{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--tenue);margin-bottom:.5rem}
.meta-bloque .rango{font-size:1.15rem;font-weight:800;color:var(--naranja)}

.aplicaciones{padding:2.4rem 0}
.aplicaciones h2{font-size:1.5rem;font-weight:800;margin-bottom:1.4rem}
.app-seccion{margin-bottom:1.8rem}
.app-seccion h3{font-size:1rem;font-weight:700;color:var(--naranja-claro);text-transform:uppercase;letter-spacing:.06em;margin-bottom:.9rem}
.app-lista{display:grid;grid-template-columns:1fr 1fr;gap:.7rem 1.6rem}
.app-lista li{position:relative;list-style:none;padding-left:1.5rem;font-size:.96rem;color:var(--texto-suave)}
.app-lista li::before{content:"";position:absolute;left:0;top:.5em;width:7px;height:7px;border-radius:2px;background:var(--grad)}
@media (max-width:640px){ .app-lista{grid-template-columns:1fr} }

.nota-box{background:var(--negro-2);border:1px solid var(--borde);border-left:3px solid var(--naranja);border-radius:12px;padding:1.3rem 1.5rem;margin-top:1.4rem}
.nota-box .et{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--naranja);font-weight:700;margin-bottom:.4rem}
.nota-box p{color:var(--texto-suave);font-size:.95rem}

.cta-marca{background:linear-gradient(160deg,var(--negro-3),var(--negro-2));border:1px solid rgba(255,122,0,.3);border-radius:var(--radio);padding:2.4rem;text-align:center;margin:1rem 0 3rem;box-shadow:0 0 70px rgba(255,122,0,.06)}
.cta-marca h2{font-size:1.5rem;font-weight:800;margin-bottom:.6rem}
.cta-marca p{color:var(--texto-suave);margin-bottom:1.5rem}
.cta-acciones{display:flex;gap:.9rem;justify-content:center;flex-wrap:wrap}

/* ===== Hub /marcas/ ===== */
.hub-hero{padding:3rem 0 1rem;text-align:center}
.hub-hero h1{font-size:clamp(2rem,5vw,3rem);font-weight:900;letter-spacing:-.02em;margin-bottom:1rem}
.hub-hero p{color:var(--texto-suave);font-size:1.08rem;max-width:680px;margin:0 auto}
.vertical{padding:2.4rem 0 1rem}
.vertical h2{font-size:1.4rem;font-weight:800;margin-bottom:.3rem}
.vertical .vsub{color:var(--tenue);font-size:.9rem;margin-bottom:1.6rem}
.marcas-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1.1rem}
.marca-card{display:flex;flex-direction:column;background:var(--negro-2);border:1px solid var(--borde);border-radius:var(--radio);padding:1.4rem;transition:transform .25s,border-color .25s,box-shadow .25s}
.marca-card:hover{transform:translateY(-5px);border-color:rgba(255,122,0,.4);box-shadow:0 16px 40px rgba(0,0,0,.5)}
.marca-card .logo-box{height:46px;display:flex;align-items:center;margin-bottom:1rem}
.marca-card .logo-box img{max-height:34px;max-width:160px;width:auto;object-fit:contain;filter:brightness(0) invert(.78)}
.marca-card:hover .logo-box img{filter:brightness(0) invert(1)}
.marca-card .logo-box .wm{font-size:1.25rem;font-weight:800;color:var(--texto-suave)}
.marca-card:hover .logo-box .wm{color:#fff}
.marca-card h3{font-size:1.05rem;font-weight:700;margin-bottom:.5rem}
.marca-card .tier{margin-bottom:.9rem;align-self:flex-start}
.marca-card .ver{margin-top:auto;color:var(--naranja);font-weight:700;font-size:.85rem}

.hub-cta{text-align:center;background:var(--negro-2);border:1px solid var(--borde);border-radius:var(--radio);padding:2.4rem;margin:2.6rem 0 3rem}
.hub-cta h2{font-size:1.4rem;font-weight:800;margin-bottom:.5rem}
.hub-cta p{color:var(--texto-suave);margin-bottom:1.4rem}

/* Footer */
footer{border-top:1px solid var(--borde);padding:36px 0;background:var(--negro-2);text-align:center}
footer .marca{justify-content:center;margin-bottom:.8rem}
footer p{font-size:.82rem;color:var(--texto-suave);margin-bottom:.3rem}
footer a{color:var(--texto-suave)}
footer a:hover{color:var(--naranja)}