/* Indubos Cocinas & Tops — Blue Ark Solutions */
:root{
 --negro:#0b0b0b;--carbon:#151515;--grafito:#222;--hueso:#f5f3ef;--blanco:#fff;
 --texto:#1d1d1d;--suave:#666;--linea:rgba(0,0,0,.08);--linea-c:rgba(255,255,255,.14);
 --madera:#7d828a;--plata:#c9cdd3;
 --radio:16px;--sombra:0 18px 50px -24px rgba(0,0,0,.35);
 --ancho:1240px;--cab:118px;
 --f:'Montserrat',system-ui,-apple-system,'Segoe UI',sans-serif;
 --suav:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--cab) + 16px);-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--f);font-size:16px;line-height:1.75;color:var(--texto);background:var(--blanco);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{font-weight:500;line-height:1.15;letter-spacing:-.01em;margin:0 0 .6em}
p{margin:0 0 1em}
.cont{width:min(var(--ancho),100% - 40px);margin-inline:auto}
.saltar{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:8px 14px;z-index:100;border-radius:8px}
.saltar:focus{left:8px}
:focus-visible{outline:2px solid var(--madera);outline-offset:3px}

/* botones */
.btn{display:inline-flex;align-items:center;gap:10px;font:600 13px/1 var(--f);letter-spacing:.14em;text-transform:uppercase;text-decoration:none;
 padding:17px 28px;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:transform .35s var(--suav),background .35s,color .35s,border-color .35s}
.btn svg{width:16px;height:16px;fill:currentColor;transition:transform .35s var(--suav)}
.btn:hover{transform:translateY(-2px)}
.btn:hover svg{transform:translateX(3px)}
.btn-claro{background:#fff;color:#000}
.btn-claro:hover{background:var(--hueso)}
.btn-oscuro{background:var(--negro);color:#fff}
.btn-oscuro:hover{background:#2b2b2b}
.btn-linea{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-linea:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.botones{display:flex;flex-wrap:wrap;gap:12px}

/* cabecera */
.cabecera{position:fixed;inset:0 0 auto;z-index:50;height:var(--cab);background:rgba(11,11,11,.72);backdrop-filter:saturate(160%) blur(16px);-webkit-backdrop-filter:saturate(160%) blur(16px);
 border-bottom:1px solid var(--linea-c);transition:background .4s}
.cabecera.solida{background:rgba(11,11,11,.94)}
.cab-in{height:100%;width:min(1400px,100% - 40px);margin:auto;display:flex;align-items:center;gap:28px}
.logo img{height:100px;width:auto}
.menu{margin-left:auto}
.menu ul{list-style:none;margin:0;padding:0;display:flex;gap:4px}
.menu a,.menu button{display:block;color:#fff;text-decoration:none;font:500 12.5px/1 var(--f);letter-spacing:.12em;text-transform:uppercase;padding:12px 12px;
 background:none;border:0;cursor:pointer;opacity:.78;transition:opacity .3s}
.menu a:hover,.menu button:hover,.menu [aria-current],.menu .activo{opacity:1}
.menu [aria-current]{box-shadow:inset 0 -1px 0 rgba(255,255,255,.6)}
.con-sub{position:relative}
.con-sub button::after{content:'';display:inline-block;width:6px;height:6px;border:solid currentColor;border-width:0 1.5px 1.5px 0;transform:rotate(45deg);margin:0 0 3px 8px}
.con-sub ul{position:absolute;top:100%;left:0;min-width:180px;flex-direction:column;background:var(--carbon);border:1px solid var(--linea-c);border-radius:14px;padding:8px;
 opacity:0;visibility:hidden;transform:translateY(6px);transition:.3s var(--suav)}
.con-sub:hover ul,.con-sub:focus-within ul,.con-sub.abierto ul{opacity:1;visibility:visible;transform:none}
.con-sub ul a{padding:12px 14px;border-radius:8px}
.con-sub ul a:hover{background:rgba(255,255,255,.06)}
.cab-cta{padding:13px 22px;font-size:12px}
.btn-menu{display:none;margin-left:auto;width:46px;height:46px;border-radius:50%;border:1px solid var(--linea-c);background:transparent;cursor:pointer;position:relative}
.btn-menu span{position:absolute;left:14px;right:14px;height:1.5px;background:#fff;transition:.35s var(--suav)}
.btn-menu span:first-child{top:19px}.btn-menu span:last-child{top:26px}
.menu-abierto .btn-menu span:first-child{top:22px;transform:rotate(45deg)}
.menu-abierto .btn-menu span:last-child{top:22px;transform:rotate(-45deg)}

/* portada inicio */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;color:#fff;background:var(--negro);overflow:hidden}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;animation:zoom 22s ease-out both}
.hero-velo{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.55) 0%,rgba(0,0,0,.25) 40%,rgba(0,0,0,.82) 100%)}
.hero-in{position:relative;padding:calc(var(--cab) + 60px) 0 clamp(60px,10vh,110px)}
.hero h1{font-size:clamp(34px,5.6vw,72px);font-weight:400;max-width:15ch;margin-bottom:.4em}
.hero .bajada{font-size:clamp(16px,1.5vw,19px);max-width:56ch;opacity:.86;margin-bottom:34px}
@keyframes zoom{from{transform:scale(1.12)}to{transform:scale(1)}}
.antetitulo{font:600 12px/1.4 var(--f);letter-spacing:.24em;text-transform:uppercase;color:var(--madera);margin:0 0 18px}
.btn-video svg{width:14px;height:14px}

/* portada interna */
.portada-int{background:var(--negro);color:#fff;padding:calc(var(--cab) + 70px) 0 70px;position:relative;overflow:hidden}
.portada-int.con-foto::before{content:'';position:absolute;inset:0;background:var(--fondo) center/cover;opacity:.32;filter:grayscale(.2);animation:zoom 22s ease-out both}
.portada-int.con-foto::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.85),rgba(0,0,0,.35))}
.portada-int .cont{position:relative;z-index:1}
.portada-int h1{font-size:clamp(32px,4.6vw,60px);font-weight:400;max-width:20ch}
.portada-int .bajada{font-size:18px;max-width:58ch;opacity:.82;margin:0}
.migas ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0 0 34px;padding:0;font-size:13px;opacity:.7}
.migas li+li::before{content:'/';margin-right:8px;opacity:.6}
.migas a{text-decoration:none}.migas a:hover{text-decoration:underline}

/* secciones */
.sec{padding:clamp(64px,9vw,120px) 0}
.sec-oscura{background:var(--negro);color:#fff}
.sec-suave{background:var(--hueso)}
.h-sec{font-size:clamp(26px,3.2vw,42px);font-weight:400}
.encabezado{max-width:720px;margin:0 auto 52px;text-align:center}
.encabezado p:last-child{color:var(--suave)}
.intro{padding:clamp(56px,7vw,90px) 0 0}
.intro-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:clamp(30px,6vw,90px);align-items:start}
.intro h2{font-size:clamp(24px,2.6vw,34px);font-weight:400}
.intro .texto p{color:#444;font-size:17px}
.texto a:not(.btn),.legal a:not(.btn),.resp a{color:inherit;text-decoration-color:var(--madera);text-underline-offset:3px}
.nota{background:var(--hueso);border-radius:var(--radio);padding:34px}
.nota h2{font-size:22px}
.nota p{color:var(--suave)}

/* tarjetas de categorías */
.tarjetas{display:grid;gap:18px}
.t5{grid-template-columns:repeat(6,1fr)}
.t5 .tarjeta{grid-column:span 2}
.t5 .tarjeta:nth-child(4),.t5 .tarjeta:nth-child(5){grid-column:span 3}
.t3{grid-template-columns:repeat(3,1fr)}
.tarjeta{position:relative;display:block;aspect-ratio:4/3.4;border-radius:var(--radio);overflow:hidden;color:#fff;text-decoration:none;background:var(--grafito);isolation:isolate}
.t5 .tarjeta:nth-child(4),.t5 .tarjeta:nth-child(5){aspect-ratio:16/9}
.tarjeta img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--suav)}
.tarjeta::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(0,0,0,.82));z-index:0}
.tarjeta:hover img{transform:scale(1.06)}
.t-txt{position:absolute;inset:auto 0 0;padding:26px;z-index:1;display:flex;flex-direction:column;gap:4px}
.t-txt strong{font-size:22px;font-weight:500}
.t-txt small{font-size:14px;opacity:.8;line-height:1.5}
.t-txt em{font-style:normal;font:600 11.5px/1 var(--f);letter-spacing:.16em;text-transform:uppercase;display:flex;align-items:center;gap:8px;margin-top:12px;opacity:.9}
.t-txt em svg{width:14px;height:14px;fill:currentColor;transition:transform .35s var(--suav)}
.tarjeta:hover em svg{transform:translateX(4px)}

/* dos columnas inicio */
.dos-col{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(30px,6vw,90px);align-items:center}
.dos-col .texto p{opacity:.8}
.dos-col .btn{margin-top:14px}
.mosaico{display:grid;grid-template-columns:1.15fr 1fr;grid-template-rows:repeat(2,clamp(140px,17vw,230px)) clamp(120px,14vw,190px);gap:12px}
.mosaico .foto{border-radius:12px;overflow:hidden}
.mosaico .m1{grid-row:span 2}
.mosaico .m4{grid-column:span 2}
.mosaico img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--suav)}
.mosaico .foto:hover img{transform:scale(1.05)}

/* materiales (inicio) */
.mats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.mat{display:block;text-decoration:none;border-radius:var(--radio);overflow:hidden;background:var(--hueso);transition:transform .5s var(--suav),box-shadow .5s}
.mat:hover{transform:translateY(-4px);box-shadow:var(--sombra)}
.mat img{width:100%;aspect-ratio:16/10;object-fit:cover}
.mat span{display:block;padding:22px 24px}
.mat strong{display:block;font-size:20px;font-weight:500}
.mat small{color:var(--suave);font-size:14px}

/* pasos */
.pasos{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:p}
.pasos li{background:#fff;border-radius:var(--radio);padding:34px;counter-increment:p;display:flex;flex-direction:column;gap:8px}
.pasos li::before{content:'0' counter(p);font-size:14px;font-weight:600;letter-spacing:.14em;color:var(--madera)}
.pasos strong{font-size:19px;font-weight:500}
.pasos span{color:var(--suave)}

/* galería */
.galeria{columns:4 260px;column-gap:14px;margin-top:34px}
.galeria .foto{display:block;margin-bottom:14px;border-radius:12px;overflow:hidden;break-inside:avoid;background:#eee}
.foto img{width:100%;transition:transform 1s var(--suav),opacity .6s}
.foto:hover img{transform:scale(1.04)}
.foto{cursor:zoom-in}

/* muestras de material */
.grupo+.grupo{margin-top:70px}
.h-grupo{font-size:clamp(22px,2.4vw,30px);font-weight:400;margin-bottom:26px}
.muestras{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:22px}
.muestra{margin:0}
.muestra .foto{display:block;border-radius:14px;overflow:hidden;aspect-ratio:1;background:#eee}
.muestra img{width:100%;height:100%;object-fit:cover}
.muestra figcaption{font-size:14px;font-weight:500;margin-top:10px}

/* acordeón */
.faq-grid{display:grid;grid-template-columns:1fr 1.6fr;gap:clamp(30px,6vw,90px);align-items:start}
.sec-faq{background:var(--hueso)}
.acordeon details{background:#fff;border-radius:14px;margin-bottom:10px;overflow:hidden}
.acordeon summary{list-style:none;cursor:pointer;padding:22px 60px 22px 26px;font-weight:500;font-size:17px;position:relative;transition:background .3s,color .3s}
.acordeon summary::-webkit-details-marker{display:none}
.acordeon summary::after{content:'+';position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:24px;font-weight:300;transition:transform .35s var(--suav)}
.acordeon details[open] summary{background:var(--negro);color:#fff}
.acordeon details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.resp{padding:22px 26px 8px;color:#444}

/* contacto */
.contacto-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:18px}
.tarjeta-oscura{background:var(--negro);color:#fff;border-radius:var(--radio);padding:clamp(28px,4vw,48px)}
.datos{list-style:none;margin:0 0 26px;padding:0;display:grid;gap:24px}
.datos li{display:flex;gap:16px}
.datos svg{flex:none;width:22px;height:22px;fill:var(--madera);margin-top:3px}
.datos strong{display:block;font-weight:600;font-size:13px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:2px}
.datos span{display:block;opacity:.8}
.datos a{text-decoration:none}.datos a:hover{text-decoration:underline}
.datos div>a{font-size:14px;color:var(--madera)}
.mapa{border-radius:var(--radio);overflow:hidden;min-height:380px;background:#ddd}
.mapa iframe{width:100%;height:100%;min-height:380px;border:0;filter:grayscale(1) contrast(1.05)}
.redes{display:flex;gap:10px}
.redes a{width:42px;height:42px;border-radius:50%;border:1px solid var(--linea-c);display:grid;place-items:center;transition:background .3s}
.redes a:hover{background:rgba(255,255,255,.1)}
.redes svg{width:18px;height:18px;fill:#fff}

/* formulario */
.sec-form{background:var(--hueso)}
.form-grid{display:grid;grid-template-columns:1fr 1.7fr;gap:clamp(30px,6vw,90px);align-items:start}
.form-grid>div p{color:var(--suave)}
.form{background:#fff;border-radius:var(--radio);padding:clamp(24px,4vw,44px);display:grid;gap:18px;box-shadow:var(--sombra)}
.campos3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.form label,.form legend{display:flex;flex-direction:column;gap:8px;font-size:13px;font-weight:600;letter-spacing:.04em}
.form small{font-weight:400;color:var(--suave)}
.form input:not([type=checkbox]),.form select,.form textarea{font:400 16px/1.4 var(--f);color:var(--texto);padding:14px 16px;border:1px solid #ddd;border-radius:10px;background:#fbfbfa;width:100%;transition:border-color .3s,box-shadow .3s}
.form input:focus,.form select:focus,.form textarea:focus{outline:0;border-color:var(--negro);box-shadow:0 0 0 3px rgba(0,0,0,.06);background:#fff}
.form .invalido{border-color:#c0392b!important}
.form fieldset{border:0;padding:0;margin:0}
.form legend{margin-bottom:10px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{position:relative;cursor:pointer}
.chip input{position:absolute;opacity:0;width:1px;height:1px}
.chip span{display:block;padding:10px 18px;border:1px solid #ddd;border-radius:999px;font-weight:500;letter-spacing:0;transition:.25s}
.chip input:checked+span{background:var(--negro);color:#fff;border-color:var(--negro)}
.chip input:focus-visible+span{outline:2px solid var(--madera);outline-offset:2px}
.archivo input{padding:12px!important;background:#fff!important;border-style:dashed!important}
.trampa{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form button[type=submit]{justify-self:start}
.form button[disabled]{opacity:.6;pointer-events:none}
.form-estado{margin:0;font-weight:500}
.form-estado.error{color:#c0392b}
.form-estado.ok{color:#1e7b4a}
.legal-captcha{font-size:12px;color:var(--suave);margin:0}
.grecaptcha-badge{visibility:hidden}

/* textos legales */
.legal{max-width:780px}
.legal h2{font-size:24px;font-weight:500;margin-top:1.6em}
.legal p,.legal li{color:#444}
.legal .btn{margin:6px 6px 0 0}

/* banda final */
.cta{background:var(--negro);color:#fff;text-align:center;padding:clamp(70px,9vw,120px) 0}
.cta h2{font-size:clamp(28px,3.6vw,48px);font-weight:400}
.cta p{opacity:.75;max-width:52ch;margin:0 auto 32px}
.cta .botones{justify-content:center}
.sec-rel{padding-bottom:clamp(64px,9vw,120px)}
.sec-rel .tarjeta{aspect-ratio:16/11}

/* pie */
.pie{background:#050505;color:rgba(255,255,255,.72);font-size:14.5px;padding:80px 0 0}
.pie-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:40px}
.pie h2{font-size:12px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:#fff;margin-bottom:18px}
.pie ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.pie a{text-decoration:none}.pie a:hover{color:#fff}
.pie-marca img{width:150px;margin-bottom:18px}
.pie-marca p{max-width:34ch}
.pie-legal{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;border-top:1px solid var(--linea-c);margin-top:60px;padding:24px 0;font-size:13px}
.pie-legal p{margin:0}
.pie-credito{text-align:center;padding:0 0 26px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.5)}
.pie-credito p{margin:0}
.pie-credito a{color:#fff;font-weight:600}

/* visor de fotos */
.visor[hidden]{display:none!important}
.visor{position:fixed;inset:0;z-index:90;background:rgba(5,5,5,.95);display:grid;place-items:center;opacity:0;transition:opacity .35s}
.visor.visible{opacity:1}
.visor figure{margin:0;max-width:min(1100px,92vw);text-align:center}
.visor img{max-height:82vh;width:auto;margin:auto;border-radius:10px}
.visor figcaption{color:#fff;margin-top:12px;font-size:14px;opacity:.8}
.visor button{position:absolute;background:rgba(255,255,255,.08);border:0;color:#fff;width:52px;height:52px;border-radius:50%;font-size:30px;line-height:1;cursor:pointer;transition:background .3s}
.visor button:hover{background:rgba(255,255,255,.18)}
.v-cerrar{top:18px;right:18px}
.v-ant{left:18px;top:50%;transform:translateY(-50%)}
.v-sig{right:18px;top:50%;transform:translateY(-50%)}
.visor .marco-video{width:min(1100px,92vw);aspect-ratio:16/9}
.visor .marco-video iframe{width:100%;height:100%;border:0;border-radius:10px}

/* aparición suave */
.js .aparece{opacity:0;transform:translateY(24px);transition:opacity .9s var(--suav),transform .9s var(--suav)}
.js .aparece.visto{opacity:1;transform:none}

/* responsive */
@media (max-width:1100px){
 .menu a,.menu button{padding:12px 8px;letter-spacing:.08em}
 .cab-cta{display:none}
}
@media (max-width:960px){
 :root{--cab:96px}
 .cabecera{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(11,11,11,.96)}
 .logo img{height:80px}
 .btn-menu{display:block}
 .menu{position:fixed;inset:var(--cab) 0 0;background:var(--negro);padding:20px 24px 40px;overflow:auto;opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s}
 .menu-abierto .menu{opacity:1;visibility:visible}
 .menu ul{flex-direction:column;gap:0}
 .menu>ul>li{border-bottom:1px solid var(--linea-c)}
 .menu a,.menu button{font-size:22px;font-weight:400;letter-spacing:0;text-transform:none;padding:18px 0;opacity:1;width:100%;text-align:left}
 .menu [aria-current]{box-shadow:none;color:var(--madera)}
 .con-sub ul{position:static;opacity:1;visibility:visible;transform:none;background:none;border:0;padding:0 0 12px;display:flex;flex-direction:row;flex-wrap:wrap;gap:8px}
 .con-sub button{display:none}
 .con-sub ul a{font-size:15px;padding:10px 18px;border:1px solid var(--linea-c);border-radius:999px;width:auto}
 .intro-grid,.dos-col,.faq-grid,.contacto-grid,.form-grid{grid-template-columns:1fr}
 .t5{grid-template-columns:1fr 1fr}
 .t5 .tarjeta,.t5 .tarjeta:nth-child(4),.t5 .tarjeta:nth-child(5){grid-column:auto;aspect-ratio:4/3.6}
 .t5 .tarjeta:nth-child(5){grid-column:span 2;aspect-ratio:16/9}
 .t3,.mats,.pasos{grid-template-columns:1fr}
 .pie-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
 .cont{width:calc(100% - 32px)}
 .campos3{grid-template-columns:1fr}
 .galeria{columns:2;column-gap:10px}
 .galeria .foto{margin-bottom:10px;border-radius:8px}
 .muestras{grid-template-columns:repeat(2,1fr);gap:14px}
 .t-txt{padding:18px}.t-txt strong{font-size:18px}.t-txt small{display:none}
 .pie-grid{grid-template-columns:1fr}
 .visor .v-ant,.visor .v-sig{top:auto;bottom:18px;transform:none}
 .hero h1{font-size:34px}
 .hero-velo{background:linear-gradient(180deg,rgba(0,0,0,.55) 0%,rgba(0,0,0,.45) 35%,rgba(0,0,0,.9) 75%)}
 .t-txt em{display:none}
 .t-txt{padding:16px}
 .t5 .tarjeta,.t5 .tarjeta:nth-child(4){aspect-ratio:1}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}

/* plateado en fondos oscuros */
.hero .antetitulo,.portada-int .antetitulo,.sec-oscura .antetitulo,.cta .antetitulo,.menu [aria-current],.tarjeta-oscura .datos svg,.tarjeta-oscura .datos div>a{color:var(--plata);fill:var(--plata)}
.menu [aria-current]{box-shadow:inset 0 -2px 0 var(--plata)}
/* video de fondo en la portada */
.hero-video{position:absolute;inset:0;overflow:hidden;pointer-events:none;opacity:0;transition:opacity 1.2s}
.hero-video.listo{opacity:1}
.hero-video iframe{position:absolute;top:50%;left:50%;width:max(100%,177.78vh);height:max(100%,56.25vw);transform:translate(-50%,-50%);border:0}
/* volver arriba */
.arriba{position:fixed;right:20px;bottom:20px;z-index:60;width:50px;height:50px;border-radius:50%;border:1px solid rgba(255,255,255,.25);background:rgba(11,11,11,.85);
 backdrop-filter:blur(8px);color:#fff;cursor:pointer;display:grid;place-items:center;opacity:0;visibility:hidden;transform:translateY(12px);transition:.4s var(--suav)}
.arriba.visible{opacity:1;visibility:visible;transform:none}
.arriba:hover{background:#2b2b2b}
.arriba svg{width:20px;height:20px;fill:currentColor}
img{-webkit-user-drag:none;user-select:none;-webkit-touch-callout:none}