:root{
  --navy:#14224a; --navy2:#0b1430; --ink:#0a0f1f; --steel:#8a94a8; --line:rgba(255,255,255,.12);
  --amber:#ffb400; --amber2:#ff8a00; --rosa:#e0407a; --blanco:#f5f6fa; --texto:#e8ebf3; --suave:#a9b1c4;
  --card:#121a33; --radio:18px; --sombra:0 20px 50px rgba(0,0,0,.35);
  --f-titulo:"Archivo Black","Archivo",system-ui,sans-serif; --f-texto:"Archivo",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ink);color:var(--texto);font-family:var(--f-texto);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
img,video{max-width:100%;display:block}
a{color:inherit}
.wrap{width:min(1200px,100% - 32px);margin-inline:auto}
.etiqueta{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--amber)}
.etiqueta::before{content:"";width:28px;height:3px;background:var(--amber);border-radius:2px}
h1,h2,h3{font-family:var(--f-titulo);line-height:1.02;margin:0 0 .4em;letter-spacing:-.01em}
h2{font-size:clamp(34px,5vw,64px)}
h3{font-size:22px;font-family:var(--f-texto);font-weight:800}
.sub{color:var(--suave);font-size:clamp(17px,1.6vw,20px);max-width:640px}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:16px 26px;border-radius:999px;border:0;font:800 16px var(--f-texto);cursor:pointer;text-decoration:none;transition:transform .2s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn-amber{background:linear-gradient(135deg,var(--amber),var(--amber2));color:#1a1200;box-shadow:0 10px 30px rgba(255,160,0,.35)}
.btn-linea{background:rgba(255,255,255,.06);color:#fff;border:1px solid var(--line);backdrop-filter:blur(8px)}
.btn-wa{background:#25d366;color:#04210f}
.btn-chico{padding:10px 16px;font-size:14px}

/* Cabecera */
.cab{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.cab.solida{background:rgba(10,15,31,.82);backdrop-filter:blur(14px);border-color:var(--line)}
.cab .wrap{display:flex;align-items:center;justify-content:space-between;height:74px;gap:16px}
.logo{display:flex;flex-direction:column;line-height:1;text-decoration:none}
.logo b{font-family:var(--f-titulo);font-size:22px;letter-spacing:.01em}
.logo span{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--amber)}
.logo i{font-style:italic;color:var(--rosa);font-family:Georgia,serif;font-size:15px;margin-left:2px}
.menu{display:flex;gap:6px;align-items:center}
.menu a{text-decoration:none;padding:9px 14px;border-radius:999px;font-weight:700;font-size:15px;color:var(--texto);opacity:.85}
.menu a:hover,.menu a.activo{opacity:1;background:rgba(255,255,255,.08)}
.burger{display:none;background:none;border:0;color:#fff;width:44px;height:44px;cursor:pointer}
.burger span{display:block;height:2px;background:#fff;margin:6px 8px;transition:.3s}
@media (max-width:900px){
  .burger{display:block}
  .menu{position:fixed;inset:74px 0 auto 0;flex-direction:column;align-items:stretch;background:rgba(10,15,31,.97);padding:12px 16px 24px;gap:2px;transform:translateY(-120%);transition:transform .35s;border-bottom:1px solid var(--line)}
  .menu.abierto{transform:none}
  .menu a{padding:14px;font-size:18px}
}

/* Héroe con video de fondo */
.heroe{position:relative;min-height:100svh;display:grid;align-items:end;overflow:hidden;isolation:isolate}
.heroe video,.heroe .poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.heroe::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(10,15,31,.88) 0%,rgba(10,15,31,.62) 42%,rgba(10,15,31,.12) 78%),linear-gradient(180deg,rgba(10,15,31,.55) 0%,rgba(10,15,31,0) 30%,rgba(10,15,31,.75) 82%,var(--ink) 100%)}
@media (max-width:760px){.heroe::after{background:linear-gradient(180deg,rgba(10,15,31,.5) 0%,rgba(10,15,31,.35) 35%,rgba(10,15,31,.9) 78%,var(--ink) 100%)}}
.heroe .wrap{padding:140px 0 70px}
.heroe h1{font-size:clamp(46px,8.5vw,118px);max-width:12ch;text-shadow:0 6px 30px rgba(0,0,0,.4)}
.rota{display:inline-block;color:var(--amber);min-width:6ch}
.rota.sale{animation:sale .35s forwards}.rota.entra{animation:entra .45s}
@keyframes sale{to{opacity:0;transform:translateY(-30%)}}@keyframes entra{from{opacity:0;transform:translateY(30%)}}
.heroe .acciones{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.chips-heroe{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.chips-heroe span{border:1px solid var(--line);background:rgba(255,255,255,.06);backdrop-filter:blur(6px);padding:8px 14px;border-radius:999px;font-size:14px;font-weight:700}
.baja{position:absolute;bottom:22px;left:50%;translate:-50% 0;width:26px;height:42px;border:2px solid rgba(255,255,255,.5);border-radius:14px}
.baja::after{content:"";position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;background:#fff;border-radius:2px;animation:raton 1.6s infinite}
@keyframes raton{to{transform:translateY(14px);opacity:0}}

/* Héroe de subpágina */
.heroe-sub{position:relative;padding:150px 0 70px;overflow:hidden;isolation:isolate}
.heroe-sub img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transform:scale(1.08);animation:kb 16s ease-in-out infinite alternate}
@keyframes kb{to{transform:scale(1.18) translate(-2%,-2%)}}
.heroe-sub::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(10,15,31,.96) 0%,rgba(10,15,31,.82) 55%,rgba(10,15,31,.55) 100%)}
.heroe-sub h1{font-size:clamp(42px,7vw,90px);max-width:14ch}
.migas{font-size:14px;color:var(--suave);margin-bottom:18px}.migas a{text-decoration:none;color:var(--amber)}

/* Secciones */
section{padding:clamp(70px,10vw,130px) 0}
.cabeza{display:flex;justify-content:space-between;align-items:end;gap:24px;flex-wrap:wrap;margin-bottom:44px}

/* Categorías */
.cats{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.cat{grid-column:span 2;position:relative;min-height:340px;border-radius:var(--radio);overflow:hidden;text-decoration:none;display:flex;align-items:end;isolation:isolate;border:1px solid var(--line);transform-style:preserve-3d;transition:transform .25s}
.cat:nth-child(1),.cat:nth-child(2){grid-column:span 3;min-height:400px}
.cat img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .7s}
.cat:hover img{transform:scale(1.08)}
.cat::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,transparent 30%,rgba(10,15,31,.95))}
.cat .dentro{padding:24px;width:100%}
.cat .num{font:800 13px var(--f-texto);color:var(--amber);letter-spacing:.18em}
.cat h3{font-size:clamp(24px,2.4vw,32px);font-family:var(--f-titulo);margin:.2em 0}
.cat p{margin:0;color:var(--suave);font-size:15px}
.cat .flecha{position:absolute;top:18px;right:18px;width:46px;height:46px;border-radius:50%;background:var(--amber);color:#1a1200;display:grid;place-items:center;font-weight:900;transition:transform .3s}
.cat:hover .flecha{transform:rotate(-45deg)}
@media (max-width:900px){.cats{grid-template-columns:1fr}.cat,.cat:nth-child(1),.cat:nth-child(2){grid-column:auto;min-height:280px}}

/* Cinta de marcas */
.cinta{border-block:1px solid var(--line);overflow:hidden;padding:22px 0;background:var(--navy2)}
.cinta .pista{display:flex;gap:64px;width:max-content;animation:cinta 28s linear infinite}
.cinta span{font:900 28px var(--f-titulo);color:rgba(255,255,255,.28);white-space:nowrap}
.cinta span b{color:var(--amber)}
@keyframes cinta{to{transform:translateX(-50%)}}

/* Calculadora */
.calc{display:grid;grid-template-columns:1.1fr 1fr;gap:28px;align-items:stretch}
.panel{background:linear-gradient(160deg,#16224a,#0f1733);border:1px solid var(--line);border-radius:24px;padding:clamp(22px,3vw,36px);box-shadow:var(--sombra)}
.campo{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.campo label{font-weight:700;font-size:14px;color:var(--suave)}
.campo input,.campo select,.campo textarea{width:100%;background:rgba(255,255,255,.05);border:1px solid var(--line);color:#fff;border-radius:12px;padding:14px;font:600 17px var(--f-texto)}
.campo textarea{min-height:140px;resize:vertical}
.campo input:focus,.campo select:focus,.campo textarea:focus{outline:2px solid var(--amber);border-color:transparent}
.campo select option{background:#14224a}
.dos{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.resultado{display:flex;flex-direction:column;justify-content:center;text-align:center}
.grande{font:900 clamp(56px,8vw,96px)/1 var(--f-titulo);color:var(--amber)}
.resultado small{color:var(--suave)}
.lineas{list-style:none;padding:0;margin:20px 0;text-align:left}
.lineas li{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px dashed var(--line)}
@media (max-width:900px){.calc{grid-template-columns:1fr}.dos{grid-template-columns:1fr}}

/* Productos */
.filtros{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.chip{border:1px solid var(--line);background:rgba(255,255,255,.04);color:#fff;padding:10px 18px;border-radius:999px;font:700 15px var(--f-texto);cursor:pointer;text-decoration:none}
.chip.on{background:var(--amber);color:#1a1200;border-color:var(--amber)}
.buscar{flex:1;min-width:220px;background:rgba(255,255,255,.05);border:1px solid var(--line);color:#fff;border-radius:999px;padding:10px 18px;font:600 16px var(--f-texto)}
.prods{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.prod{background:var(--card);border:1px solid var(--line);border-radius:var(--radio);overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,border-color .25s}
.prod:hover{transform:translateY(-4px);border-color:rgba(255,180,0,.5)}
.prod .foto{aspect-ratio:4/3;background:linear-gradient(135deg,#1b2a5a,#0e1630);position:relative;overflow:hidden}
.prod .foto img{width:100%;height:100%;object-fit:cover}
.prod .foto img.gen{filter:saturate(.75) brightness(.7)}
.prod .foto .dep{position:absolute;bottom:12px;left:12px;background:rgba(10,15,31,.8);padding:4px 10px;border-radius:999px;font-size:12px;font-weight:800;color:#fff;border:1px solid var(--line)}
.prod .sello{position:absolute;top:12px;left:12px;background:rgba(10,15,31,.8);border:1px solid var(--line);padding:4px 10px;border-radius:999px;font-size:12px;font-weight:800;color:var(--amber)}
.prod .info{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.prod h3{font-size:18px;margin:0}
.precio{font:900 28px var(--f-titulo);color:#fff}.precio small{font:600 14px var(--f-texto);color:var(--suave)}
.bs{font-size:13px;color:var(--suave)}
.cantidad{display:flex;align-items:center;gap:8px;margin-top:auto}
.paso{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.06);color:#fff;font:900 20px var(--f-texto);cursor:pointer}
.cantidad input{width:64px;text-align:center;background:transparent;border:1px solid var(--line);color:#fff;border-radius:12px;height:42px;font:800 17px var(--f-texto)}
.agregar{flex:1}
.prod.en-lista{border-color:var(--amber)}

/* Burbuja de presupuesto */
.burbuja{position:fixed;right:18px;bottom:18px;z-index:60;display:flex;align-items:center;gap:12px;background:linear-gradient(135deg,var(--amber),var(--amber2));color:#1a1200;border-radius:999px;padding:12px 20px 12px 14px;text-decoration:none;font-weight:900;box-shadow:0 14px 40px rgba(0,0,0,.45);transform:translateY(140%);transition:transform .35s}
.burbuja.ver{transform:none}
.burbuja .cnt{background:#1a1200;color:var(--amber);border-radius:999px;min-width:34px;height:34px;display:grid;place-items:center}
.burbuja.pulso{animation:pulso .5s}
@keyframes pulso{50%{transform:scale(1.08)}}
.wa-flota{position:fixed;left:18px;bottom:18px;z-index:60;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 12px 30px rgba(0,0,0,.4)}
.wa-flota svg{width:30px;height:30px;fill:#fff}

/* Presupuesto */
.presu{display:grid;grid-template-columns:1.4fr 1fr;gap:26px;align-items:start}
.tabla{width:100%;border-collapse:collapse}
.tabla td{padding:14px 8px;border-bottom:1px solid var(--line);vertical-align:middle}
.tabla .n{font-weight:800}.tabla .u{font-size:13px;color:var(--suave)}
.tabla .st{text-align:right;font:900 18px var(--f-titulo);white-space:nowrap}
.quitar{background:none;border:0;color:var(--suave);cursor:pointer;font-size:22px}
.total-vivo{display:flex;justify-content:space-between;align-items:baseline;padding:18px 0;border-top:2px solid var(--amber);margin-top:6px}
.total-vivo b{font:900 clamp(34px,4vw,48px) var(--f-titulo);color:var(--amber);transition:transform .2s}
.total-vivo b.salta{transform:scale(1.08)}
.vacio{text-align:center;padding:40px 10px;color:var(--suave)}
.pegajoso{position:sticky;top:96px}
.aviso{font-size:13px;color:var(--suave);margin-top:10px}
.ok-caja{text-align:center;padding:10px}
.ok-caja .grande{font-size:44px}
.error{color:#ff8a8a;font-weight:700;min-height:1.4em}
@media (max-width:900px){.presu{grid-template-columns:1fr}.pegajoso{position:static}}
@media (max-width:560px){
  .tabla,.tabla tbody{display:block}
  .tabla tr{display:grid;grid-template-columns:1fr auto;gap:10px 12px;padding:14px 0;border-bottom:1px solid var(--line)}
  .tabla td{border:0;padding:0}
  .tabla td:nth-child(1){grid-column:1;grid-row:1}
  .tabla td:nth-child(4){grid-column:2;grid-row:1;text-align:right}
  .tabla td:nth-child(2){grid-column:1;grid-row:2}
  .tabla td:nth-child(3){grid-column:2;grid-row:2;align-self:center}
}

/* Bloques de valor y pasos */
.valores{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.valor{padding:26px;border:1px solid var(--line);border-radius:var(--radio);background:var(--card)}
.valor .ic{font:900 40px var(--f-titulo);color:var(--amber)}
.valor p{color:var(--suave);margin:0}
@media (max-width:1100px){.valores{grid-template-columns:repeat(3,1fr)}}
@media (max-width:900px){.valores{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.valores{grid-template-columns:1fr}}
.partido{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.partido img{border-radius:24px;box-shadow:var(--sombra);width:100%;height:100%;max-height:560px;object-fit:cover}
@media (max-width:900px){.partido{grid-template-columns:1fr}}
.pasos{counter-reset:p;list-style:none;padding:0;margin:24px 0}
.pasos li{counter-increment:p;position:relative;padding:0 0 22px 62px}
.pasos li::before{content:counter(p);position:absolute;left:0;top:-4px;width:44px;height:44px;border-radius:50%;background:var(--amber);color:#1a1200;display:grid;place-items:center;font:900 20px var(--f-titulo)}

/* Banda llamada */
.banda{background:linear-gradient(120deg,var(--amber),var(--amber2));color:#1a1200;border-radius:28px;padding:clamp(30px,5vw,60px);display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.banda h2{font-size:clamp(30px,4vw,52px);margin:0}
.banda .btn{background:#1a1200;color:var(--amber)}

/* Pie */
.pie{border-top:1px solid var(--line);padding:50px 0 110px;color:var(--suave);font-size:15px}
.pie .wrap{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
.pie a{text-decoration:none;display:block;padding:4px 0}
.pie .logo{display:flex;margin-bottom:10px}
.pie .muestra{grid-column:1/-1;font-size:13px;border-top:1px solid var(--line);padding-top:20px}
@media (max-width:760px){.pie .wrap{grid-template-columns:1fr}}

/* Aparición al bajar */
.rv{opacity:0;transform:translateY(40px);transition:opacity .8s,transform .8s cubic-bezier(.2,.7,.2,1)}
.rv.si{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.rv{opacity:1;transform:none}}