:root{
  --azul:#00186B; --azul-2:#0a2a8f; --amarillo:#FFDA14; --verde:#008A36; --verde-2:#00a843;
  --celeste:#e9f1ff; --gris:#5b6475; --linea:#e3e7ef; --fondo:#ffffff; --fondo-2:#f5f7fb; --texto:#14182b;
  --radio:16px; --sombra:0 6px 24px rgba(0,24,107,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--texto);background:var(--fondo);line-height:1.55;font-size:17px}
img,video{max-width:100%;display:block}
a{color:var(--azul-2)}
h1,h2,h3{line-height:1.15;margin:0 0 .5em;color:var(--azul)}
h1{font-size:clamp(1.9rem,4.6vw,3rem);letter-spacing:-.02em}
h2{font-size:clamp(1.5rem,3.4vw,2.2rem);letter-spacing:-.01em}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.wrap{max-width:1160px;margin:0 auto;padding:0 16px}
.sec{padding:64px 0}
.sec.alt{background:var(--fondo-2)}
.sec.azul{background:var(--azul);color:#fff}
.sec.azul h2,.sec.azul h3{color:#fff}
.centro{text-align:center}
.sub{color:var(--gris);font-size:1.08rem;max-width:720px}
.centro .sub{margin-left:auto;margin-right:auto}
.kicker{display:inline-block;font-weight:800;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--verde);margin-bottom:.6em}
.sec.azul .kicker{color:var(--amarillo)}

/* Header */
.top{background:var(--azul);color:#fff;font-size:.88rem;text-align:center;padding:7px 16px}
.top b{color:var(--amarillo)}
header.nav{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--linea)}
.nav .wrap{display:flex;align-items:center;gap:16px;min-height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--azul);font-weight:800;font-size:1.15rem}
.logo img{width:44px;height:44px;border-radius:50%}
.menu{display:flex;gap:4px;margin-left:auto;align-items:center}
.menu a{text-decoration:none;color:var(--texto);font-weight:600;padding:8px 12px;border-radius:10px;font-size:.95rem}
.menu a:hover,.menu a[aria-current]{background:var(--celeste);color:var(--azul)}
.menu .btn{margin-left:6px}
.hamb{display:none;margin-left:auto}
.hamb summary{list-style:none;cursor:pointer;padding:8px 12px;border:1px solid var(--linea);border-radius:10px;font-weight:700;color:var(--azul)}
.hamb summary::-webkit-details-marker{display:none}
.hamb nav{position:absolute;left:0;right:0;top:68px;background:#fff;border-bottom:1px solid var(--linea);padding:8px 16px 16px;display:flex;flex-direction:column;box-shadow:var(--sombra)}
.hamb nav a{padding:12px 8px;text-decoration:none;color:var(--texto);font-weight:600;border-bottom:1px solid var(--linea)}
@media (max-width:1060px){.menu{display:none}.hamb{display:block}}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 22px;border-radius:999px;font-weight:800;text-decoration:none;border:0;cursor:pointer;font-size:1rem;transition:transform .12s ease,box-shadow .12s ease;text-align:center}
.btn:hover{transform:translateY(-1px)}
.btn-wa{background:var(--verde);color:#fff!important;box-shadow:0 6px 18px rgba(0,138,54,.28)}
.btn-wa:hover{background:var(--verde-2)}
.btn-am{background:var(--amarillo);color:var(--azul)!important}
.btn-lin{background:transparent;color:var(--azul)!important;border:2px solid var(--azul)}
.sec.azul .btn-lin,.hero .btn-lin{color:#fff!important;border-color:#fff}
.btn-sm{padding:9px 16px;font-size:.9rem}
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.centro .btns{justify-content:center}
.wa-ico{width:20px;height:20px;flex:none}

/* Hero */
.hero{background:linear-gradient(135deg,var(--azul) 0%,#0a2f9e 100%);color:#fff;padding:56px 0 64px;overflow:hidden}
.hero h1{color:#fff}
.hero .sub{color:#dfe6ff}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero-img{border-radius:24px;overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.35);background:#fff}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr}.hero-img{max-width:440px;margin:0 auto}}
.sello{display:inline-flex;align-items:center;gap:10px;background:#fff;color:var(--azul);border-radius:12px;padding:8px 14px;font-weight:800;font-size:.9rem;margin-bottom:16px}
.sello small{display:block;font-weight:600;color:var(--gris);font-size:.75rem}
.sello .chk{background:var(--verde);color:#fff;border-radius:50%;width:26px;height:26px;display:grid;place-items:center;flex:none}

/* Precio */
.precio{background:#fff;color:var(--texto);border-radius:var(--radio);padding:20px 22px;box-shadow:var(--sombra);max-width:460px;margin-top:22px}
.precio .lista{font-size:.95rem;color:var(--gris)}
.precio .lista b{font-size:1.9rem;color:var(--azul);display:block;letter-spacing:-.02em}
.precio .fin{border-top:1px dashed var(--linea);margin-top:10px;padding-top:10px;font-size:.98rem}
.precio .fin b{color:var(--azul)}
.precio .efvo{margin-top:10px;background:var(--amarillo);border-radius:12px;padding:10px 14px;color:var(--azul);font-weight:700}
.precio .efvo b{font-size:1.5rem;display:block}
.precio .nota{font-size:.85rem;color:var(--gris);margin-top:8px}

/* Badges */
.badges{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:-34px;position:relative;z-index:2}
.badge{background:#fff;border-radius:var(--radio);padding:16px;box-shadow:var(--sombra);text-align:center}
.badge b{display:block;color:var(--azul);font-size:1.02rem}
.badge span{color:var(--gris);font-size:.88rem}
@media (max-width:760px){.badges{grid-template-columns:repeat(2,1fr)}}

/* Grillas */
.g2{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.g4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media (max-width:900px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:1fr 1fr}}
@media (max-width:760px){.g2,.g3{grid-template-columns:1fr}}
@media (max-width:480px){.g4{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--linea);border-radius:var(--radio);padding:22px;box-shadow:0 2px 10px rgba(0,24,107,.04)}
.card h3{margin-top:4px}
.redondo{border-radius:var(--radio);overflow:hidden}
.lista-ok{list-style:none;padding:0;margin:0 0 1em}
.lista-ok li{padding:6px 0 6px 32px;position:relative}
.lista-ok li::before{content:"✓";position:absolute;left:0;top:6px;width:22px;height:22px;border-radius:50%;background:var(--verde);color:#fff;font-size:.8rem;display:grid;place-items:center;font-weight:900}
.sec.azul .lista-ok li::before{background:var(--amarillo);color:var(--azul)}

/* Productos */
.prod{display:flex;flex-direction:column;background:#fff;border:1px solid var(--linea);border-radius:var(--radio);overflow:hidden;text-decoration:none;color:inherit;transition:box-shadow .15s ease,transform .15s ease}
.prod:hover{box-shadow:var(--sombra);transform:translateY(-2px)}
.prod .ph{aspect-ratio:1/1;background:#fff;display:grid;place-items:center;overflow:hidden;border-bottom:1px solid var(--linea)}
.prod .ph img{width:100%;height:100%;object-fit:contain}
.prod .bd{padding:16px;display:flex;flex-direction:column;gap:6px;flex:1}
.prod h3{font-size:1.02rem;margin:0}
.prod .p{font-weight:800;color:var(--azul);font-size:1.25rem}
.prod .c{color:var(--gris);font-size:.86rem}
.prod .tag{align-self:flex-start;background:var(--celeste);color:var(--azul);font-weight:700;font-size:.72rem;padding:3px 9px;border-radius:999px}
.prod .tag.v{background:#e5f6ec;color:var(--verde)}
.prod .ver{margin-top:auto;padding-top:8px;font-weight:800;color:var(--verde)}

/* Destacados */
.dest{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media (max-width:760px){.dest{grid-template-columns:1fr}}
.dest .card{display:grid;grid-template-columns:42% 1fr;gap:18px;align-items:center;padding:18px}
.dest .card img{border-radius:12px}
@media (max-width:420px){.dest .card{grid-template-columns:1fr}}

/* Tablas */
.tabla{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radio);overflow:hidden;box-shadow:var(--sombra);font-size:.95rem}
.tabla th,.tabla td{padding:12px 14px;border-bottom:1px solid var(--linea);text-align:left;vertical-align:top}
.tabla th{background:var(--azul);color:#fff}
.tabla td:last-child{font-weight:700;color:var(--azul)}
.tscroll{overflow-x:auto;-webkit-overflow-scrolling:touch}

/* Testimonios */
.testi{background:#fff;border-radius:var(--radio);padding:22px;border:1px solid var(--linea);position:relative}
.testi .est{color:#f5b301;letter-spacing:2px}
.testi p{font-style:italic}
.testi b{color:var(--azul)}
.testi .tema{font-size:.75rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--verde)}

/* FAQ */
details.faq{background:#fff;border:1px solid var(--linea);border-radius:12px;margin-bottom:10px}
details.faq summary{cursor:pointer;padding:16px 18px;font-weight:700;color:var(--azul);list-style:none;position:relative;padding-right:44px}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";position:absolute;right:18px;top:12px;font-size:1.4rem;color:var(--verde)}
details.faq[open] summary::after{content:"–"}
details.faq div{padding:0 18px 16px;color:#333}

/* Problemas */
.probs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media (max-width:760px){.probs{grid-template-columns:1fr 1fr}}
.prob{background:#fff;border:2px solid var(--linea);border-radius:14px;padding:18px 14px;text-align:center;text-decoration:none;color:var(--azul);font-weight:700}
.prob:hover{border-color:var(--verde);background:#f0fbf4}
.prob span{display:block;font-size:1.8rem;margin-bottom:6px}

/* Calculadora Prince */
.calc{background:#fff;border-radius:var(--radio);box-shadow:var(--sombra);padding:22px;color:var(--texto)}
.calc .fila{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--linea)}
.calc .fila small{display:block;color:var(--gris)}
.qty{display:flex;align-items:center;gap:6px}
.qty button{width:36px;height:36px;border-radius:50%;border:2px solid var(--azul);background:#fff;color:var(--azul);font-size:1.2rem;font-weight:800;cursor:pointer}
.qty output{min-width:26px;text-align:center;font-weight:800;font-size:1.1rem}
.calc .total{display:flex;justify-content:space-between;font-size:1.3rem;font-weight:800;color:var(--azul);padding:14px 0 4px}
.alias{background:var(--celeste);border-radius:12px;padding:12px 14px;margin-top:12px;font-size:.95rem}
.alias code{font-weight:800;color:var(--azul);font-size:1.05rem}
.copiar{border:0;background:var(--azul);color:#fff;border-radius:8px;padding:5px 10px;font-weight:700;cursor:pointer;margin-left:6px}

/* Mapa / contacto */
.mapa{border:0;width:100%;height:340px;border-radius:var(--radio)}
form.f{display:grid;gap:12px}
form.f label{font-weight:700;font-size:.92rem;color:var(--azul)}
form.f input,form.f textarea,form.f select{width:100%;padding:12px 14px;border:1px solid #c9d0de;border-radius:10px;font:inherit}
form.f textarea{min-height:120px}
.oculto{position:absolute;left:-9999px}

/* Legal */
.legal{max-width:860px}
.legal p,.legal li{color:#2b3040}
.legal h2{font-size:1.3rem;margin-top:1.4em}

/* Footer */
footer.pie{background:#0b1230;color:#c9d2ee;padding:48px 0 28px;font-size:.95rem}
footer.pie a{color:#fff;text-decoration:none}
footer.pie a:hover{text-decoration:underline}
footer.pie h4{color:var(--amarillo);margin:0 0 10px;font-size:.95rem;text-transform:uppercase;letter-spacing:.06em}
.pie-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:28px}
@media (max-width:860px){.pie-grid{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.pie-grid{grid-template-columns:1fr}}
.pie ul{list-style:none;padding:0;margin:0}
.pie li{margin:6px 0}
.pie-base{border-top:1px solid #243058;margin-top:28px;padding-top:18px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:.85rem}
.pagos{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.pagos span{background:#fff;color:var(--azul);font-weight:800;font-size:.72rem;padding:4px 8px;border-radius:6px}

/* WhatsApp flotante */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;width:60px;height:60px;border-radius:50%;background:#25D366;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.wa-float svg{width:32px;height:32px}

/* Video */
.vids{display:grid;grid-template-columns:repeat(2,minmax(0,280px));gap:20px;justify-content:center}
.vids video{border-radius:var(--radio);width:100%;background:#000}
@media (max-width:480px){.vids{grid-template-columns:1fr}}

.miga{font-size:.88rem;color:var(--gris);padding:14px 0 0}
.miga a{color:var(--gris)}
.aviso{font-size:.85rem;color:var(--gris)}
.redondo img{width:100%;max-height:600px;object-fit:contain}


/* Catálogo con solapas */
.tabs{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin:26px 0 22px}
.tab{border:2px solid var(--linea);background:#fff;color:var(--azul);font:inherit;font-weight:800;padding:10px 18px;border-radius:999px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}
.tab small{background:var(--celeste);color:var(--azul);border-radius:999px;padding:1px 8px;font-size:.75rem}
.tab:hover{border-color:var(--azul)}
.tab.on{background:var(--azul);border-color:var(--azul);color:#fff}
.tab.on small{background:var(--amarillo);color:var(--azul)}
.tab:focus-visible{outline:3px solid var(--amarillo);outline-offset:2px}
@media (max-width:600px){.tabs{flex-wrap:nowrap;overflow-x:auto;justify-content:flex-start;padding-bottom:6px;-webkit-overflow-scrolling:touch}.tab{flex:none}}
.panel{display:none}
.panel.on{display:block}
.cgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media (max-width:1000px){.cgrid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:760px){.cgrid{grid-template-columns:repeat(2,1fr);gap:12px}}
@media (max-width:330px){.cgrid{grid-template-columns:1fr}}
.ccard{background:#fff;border:1px solid var(--linea);border-radius:var(--radio);overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .15s ease}
.ccard:hover{box-shadow:var(--sombra)}
.ccard .ph{position:relative;aspect-ratio:1/1;background:#fff;border-bottom:1px solid var(--linea)}
.ccard .ph img{width:100%;height:100%;object-fit:contain}
.ccard .off,.ccard .nuevo{position:absolute;top:10px;z-index:1;font-size:.72rem;font-weight:800;padding:3px 9px;border-radius:999px}
.ccard .off{left:10px;background:var(--amarillo);color:var(--azul)}
.ccard .nuevo{right:10px;background:var(--verde);color:#fff}
.ccard .bd{padding:14px;display:flex;flex-direction:column;gap:6px;flex:1}
.ccard h3{font-size:.98rem;margin:0}
.ccard .pr b{font-size:1.25rem;color:var(--azul)}
.ccard .pr s{color:var(--gris);font-size:.9rem;margin-right:4px}
.ccard p{font-size:.9rem;color:#3a4152;margin:0}
.ccard .btn{margin-top:auto;align-self:stretch}
details.mas{font-size:.86rem;margin:2px 0 8px}
details.mas summary{cursor:pointer;font-weight:800;color:var(--verde);list-style:none}
details.mas summary::-webkit-details-marker{display:none}
details.mas summary::after{content:" +"}
details.mas[open] summary::after{content:" –"}
details.mas ul{padding-left:18px;margin:8px 0 0;color:#3a4152}
details.mas li{margin:3px 0}

@media (max-width:480px){.ccard .bd{padding:10px}.ccard h3{font-size:.88rem}.ccard p{font-size:.82rem}.ccard .pr b{font-size:1.08rem}.ccard .btn{gap:5px;padding:9px 8px;font-size:.82rem}details.mas{font-size:.8rem}}

/* Hero: foto completa, sin recortes */
.hero-img img{width:100%;height:auto;object-fit:contain}
@media (max-width:860px){.hero-img{max-width:520px;width:100%}}

/* Videos de instalación */
.vgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:1000px){.vgrid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.vgrid{grid-template-columns:1fr}}
.vcard{background:#fff;border:1px solid var(--linea);border-radius:var(--radio);overflow:hidden;display:flex;flex-direction:column}
.vcard .yt,.vcard iframe{display:block;width:100%;aspect-ratio:16/9;border:0;padding:0;background:#000;position:relative;cursor:pointer}
.vcard .yt img{width:100%;height:100%;object-fit:cover;opacity:.92}
.vcard .play{position:absolute;inset:0;margin:auto;width:64px;height:64px;border-radius:50%;background:var(--verde);color:#fff;display:grid;place-items:center;font-size:1.5rem;box-shadow:0 6px 18px rgba(0,0,0,.35)}
.vcard .yt:hover .play{background:var(--verde-2);transform:scale(1.05)}
.vcard .bd{padding:14px 16px}
.vcard h3{font-size:1.02rem;margin:0 0 8px}
.vcard ol{padding-left:20px;margin:0 0 8px;font-size:.9rem;color:#3a4152}
.vcard li{margin:3px 0}

/* Footer centrado */
footer.pie{text-align:center}
.pie-grid{justify-items:center}
footer.pie .logo{justify-content:center}
.pagos{justify-content:center}
.pie-base{justify-content:center;text-align:center;flex-direction:column;align-items:center}

/* Responsive reforzado */
html,body{overflow-x:hidden}
img,video,iframe{max-width:100%}
.wrap{width:100%}
h1,h2,h3,p,li,td,th,a{overflow-wrap:anywhere;word-break:normal}
@media (max-width:480px){
  .sec{padding:44px 0}
  .hero{padding:36px 0 52px}
  .btns .btn{flex:1 1 100%}
  .precio{padding:16px}
  .badge{padding:12px 8px}
  .tabla{font-size:.86rem}
  .tabla th,.tabla td{padding:9px 10px}
  .card{padding:16px}
  .dest .card{padding:14px}
}