@font-face{font-family:'Archivo';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/archivo-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:'Archivo';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/archivo-latin-600-normal.woff2) format('woff2')}
@font-face{font-family:'Archivo';font-style:normal;font-weight:700;font-display:swap;src:url(fonts/archivo-latin-700-normal.woff2) format('woff2')}
@font-face{font-family:'Archivo';font-style:normal;font-weight:800;font-display:swap;src:url(fonts/archivo-latin-800-normal.woff2) format('woff2')}

:root{
  --negro:#1a1918; --negro2:#232120; --negro3:#2e2b28;
  --bronce:#b8864e; --bronce-claro:#d6a974; --bronce-osc:#8a6236;
  --crema:#f5f1ea; --crema2:#ebe4d8; --texto:#2a2622; --gris:#6a635b; --linea:#d9cfbf;
  --wa:#1fa855; --wa-osc:#168a45;
  --r:14px; --max:1160px;
  --font:'Archivo', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:76px;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--texto);background:var(--crema);line-height:1.6;font-size:17px}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
:focus-visible{outline:3px solid var(--bronce-claro);outline-offset:3px;border-radius:4px}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:700;text-decoration:none;border-radius:999px;padding:14px 24px;font-size:16px;line-height:1.2;transition:transform .15s,background .15s;cursor:pointer;border:0;font-family:inherit}
.btn:active{transform:scale(.98)}
.btn svg{width:22px;height:22px;flex:none}
.btn-wa{background:var(--wa);color:#fff;box-shadow:0 6px 18px rgba(31,168,85,.3)}
.btn-wa:hover{background:var(--wa-osc)}
.btn-xl{padding:18px 30px;font-size:18px}
.btn-line{border:1.5px solid rgba(245,240,232,.35);color:#f5f0e8;background:transparent}
.btn-line:hover{border-color:var(--bronce-claro);color:var(--bronce-claro)}

/* Encabezado */
header{position:sticky;top:0;z-index:50;background:rgba(26,25,24,.95);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid rgba(184,134,78,.25)}
.nav{display:flex;align-items:center;justify-content:space-between;height:66px;gap:16px}
.logo img{height:46px;width:auto}
.menu{display:flex;gap:24px;list-style:none}
.menu a{color:#d8d2c8;text-decoration:none;font-size:15px;font-weight:600}
.menu a:hover{color:var(--bronce-claro)}
.nav .btn{padding:10px 18px;font-size:15px}
.burger{display:none;background:none;border:0;color:#f5f0e8;width:44px;height:44px;cursor:pointer}
.burger svg{width:28px;height:28px}

/* Portada */
.hero{position:relative;color:#f5f0e8;background:var(--negro);overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url(img/ventanales-corredizos-negros-esquina.jpg) center/cover no-repeat}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(26,25,24,.96) 0%,rgba(26,25,24,.86) 45%,rgba(26,25,24,.45) 100%)}
.hero .wrap{position:relative;padding-top:96px;padding-bottom:96px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--bronce-claro);font-weight:600;font-size:14px;letter-spacing:.14em;text-transform:uppercase}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--bronce)}
.eyebrow.dark{color:var(--bronce-osc)}
.hero h1{font-size:clamp(34px,5.6vw,60px);line-height:1.06;font-weight:800;letter-spacing:-.02em;margin:18px 0 20px;max-width:16ch}
.hero h1 span{color:var(--bronce-claro)}
.hero .lead{font-size:clamp(17px,2vw,20px);color:#d8d2c8;max-width:58ch}
.hero .lead strong{color:#f5f0e8}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px;list-style:none}
.hero-chips li{border:1px solid rgba(214,169,116,.35);color:#e9e2d6;border-radius:999px;padding:7px 14px;font-size:14px;background:rgba(26,25,24,.45)}

/* Franja zona y horario */
.franja{background:var(--negro2);color:#e9e2d6;border-top:1px solid rgba(184,134,78,.25)}
.franja .wrap{display:grid;grid-template-columns:repeat(3,1fr)}
.franja-item{display:flex;gap:14px;align-items:flex-start;padding:26px 22px}
.franja-item+.franja-item{border-left:1px solid rgba(184,134,78,.2)}
.franja-item svg{width:28px;height:28px;color:var(--bronce-claro);flex:none;margin-top:2px}
.franja-item h2{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--bronce-claro);font-weight:700;margin-bottom:4px}
.franja-item p{font-size:16px;line-height:1.45}

/* Secciones */
section{padding:84px 0}
.sec-head{max-width:700px;margin-bottom:44px}
.sec-head h2{font-size:clamp(28px,4vw,42px);line-height:1.12;letter-spacing:-.015em;font-weight:800;margin:12px 0;color:var(--negro)}
.sec-head p{color:var(--gris);font-size:18px}
.oscuro{background:var(--negro);color:#e9e2d6}
.oscuro .sec-head h2{color:#f5f0e8}
.oscuro .sec-head p{color:#b4ada3}

/* Servicios */
.servicios{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.serv{background:#fff;border-radius:var(--r);overflow:hidden;border:1px solid var(--linea);display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s}
.serv:hover{box-shadow:0 18px 40px rgba(26,25,24,.12);transform:translateY(-3px)}
.serv-img{aspect-ratio:4/3;overflow:hidden;background:var(--crema2)}
.serv-img img{width:100%;height:100%;object-fit:cover}
.serv-icono{aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;background:linear-gradient(140deg,var(--negro2),var(--negro3))}
.serv-icono svg{width:76px;height:76px;color:var(--bronce-claro)}
.serv-body{padding:22px;display:flex;flex-direction:column;flex:1}
.serv-num{font-size:13px;font-weight:700;color:var(--bronce-osc);letter-spacing:.12em}
.serv h3{font-size:20px;line-height:1.25;margin:6px 0 10px;color:var(--negro)}
.serv p{color:var(--gris);font-size:15.5px;flex:1}
.serv .btn{margin-top:18px;width:100%;padding:13px 16px;font-size:15px}

/* Por qué elegirnos */
.razones{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.razon{background:var(--negro2);border:1px solid rgba(184,134,78,.22);border-radius:var(--r);padding:28px 24px}
.razon .big{font-size:44px;font-weight:800;color:var(--bronce-claro);line-height:1;letter-spacing:-.02em}
.razon svg{width:40px;height:40px;color:var(--bronce-claro)}
.razon h3{font-size:19px;color:#f5f0e8;margin:16px 0 8px}
.razon p{font-size:15.5px;color:#b4ada3}

/* Galería */
.galeria{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.galeria figure{margin:0}
.galeria button{display:block;width:100%;border:0;padding:0;background:var(--crema2);border-radius:10px;overflow:hidden;cursor:zoom-in;aspect-ratio:1/1}
.galeria button img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.galeria button:hover img{transform:scale(1.05)}
.galeria figcaption{font-size:14px;color:var(--gris);margin-top:8px;line-height:1.35}
.galeria .ancha,.galeria .ancha2{grid-column:span 2}
.galeria .ancha button,.galeria .ancha2 button{aspect-ratio:2/1}

/* Visor de fotos */
.lb{position:fixed;inset:0;z-index:100;background:rgba(12,11,10,.96);display:none;align-items:center;justify-content:center;flex-direction:column;padding:56px 12px 20px}
.lb.open{display:flex}
.lb img{max-width:min(1100px,100%);max-height:calc(100vh - 140px);object-fit:contain;border-radius:6px}
.lb p{color:#e9e2d6;margin-top:14px;text-align:center;font-size:16px;max-width:60ch}
.lb-btn{position:absolute;background:rgba(245,240,232,.1);border:1px solid rgba(245,240,232,.2);color:#fff;width:48px;height:48px;border-radius:50%;font-size:26px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;font-family:inherit}
.lb-btn:hover{background:rgba(214,169,116,.3)}
.lb-close{top:12px;right:12px}
.lb-prev{left:14px;top:50%;transform:translateY(-50%)}
.lb-next{right:14px;top:50%;transform:translateY(-50%)}

/* Pasos */
.pasos{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:paso;list-style:none}
.paso{padding:28px 22px 24px;border-top:3px solid var(--bronce);background:#fff;border-radius:0 0 var(--r) var(--r);border-left:1px solid var(--linea);border-right:1px solid var(--linea);border-bottom:1px solid var(--linea)}
.paso::before{counter-increment:paso;content:"0" counter(paso);font-size:15px;font-weight:800;color:var(--bronce-osc);letter-spacing:.1em}
.paso h3{font-size:19px;margin:8px 0;color:var(--negro)}
.paso p{font-size:15.5px;color:var(--gris)}

/* Preguntas */
.faq{max-width:820px}
.faq details{border-bottom:1px solid var(--linea)}
.faq summary{list-style:none;cursor:pointer;padding:22px 44px 22px 0;font-weight:700;font-size:18px;color:var(--negro);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);font-size:28px;font-weight:400;color:var(--bronce-osc);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{padding:0 0 22px;color:var(--gris);max-width:68ch}

/* Contacto */
.contacto-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:stretch}
.card-cta{background:linear-gradient(140deg,var(--negro2),var(--negro3));border:1px solid rgba(184,134,78,.3);border-radius:18px;padding:40px}
.card-cta h3{font-size:clamp(24px,3vw,32px);color:#f5f0e8;line-height:1.15;margin-bottom:12px}
.card-cta p{color:#b4ada3;margin-bottom:26px}
.datos{list-style:none;display:grid;gap:18px}
.datos li{display:flex;gap:14px;align-items:flex-start;background:var(--negro2);border:1px solid rgba(184,134,78,.2);border-radius:var(--r);padding:20px}
.datos svg{width:26px;height:26px;color:var(--bronce-claro);flex:none;margin-top:2px}
.datos strong{display:block;color:#f5f0e8;font-size:15px}
.datos span,.datos a{color:#c9c2b7;font-size:16px}
.datos .btn{margin-top:12px;padding:10px 18px;font-size:15px}

/* Aviso de privacidad */
.legal{max-width:860px;padding:64px 20px 84px}
.legal h1{font-size:clamp(30px,4.5vw,44px);line-height:1.1;font-weight:800;color:var(--negro);margin:12px 0 8px;letter-spacing:-.015em}
.legal .fecha{color:var(--gris);font-size:15px;margin-bottom:36px}
.legal h2{font-size:21px;color:var(--negro);margin:36px 0 10px;padding-top:18px;border-top:1px solid var(--linea)}
.legal p,.legal li{color:#433d37;margin-bottom:10px}
.legal ul,.legal ol{padding-left:22px;margin-bottom:10px}
.legal a{color:var(--bronce-osc);font-weight:600}
.legal .caja{background:#fff;border:1px solid var(--linea);border-left:4px solid var(--bronce);border-radius:10px;padding:18px 20px;margin:16px 0}

/* Pie */
footer{background:#121110;color:#8f887e;padding:40px 0 110px;font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px;align-items:center}
footer img{height:44px;width:auto}
footer a{color:#c9c2b7}

/* Botón flotante WhatsApp */
.wa-float{position:fixed;right:18px;bottom:calc(18px + env(safe-area-inset-bottom));z-index:90;width:62px;height:62px;border-radius:50%;background:var(--wa);display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(0,0,0,.35);transition:transform .15s}
.wa-float:hover{transform:scale(1.07)}
.wa-float svg{width:34px;height:34px;color:#fff}
.wa-float::after{content:"";position:absolute;inset:0;border-radius:50%;animation:pulso 2.4s infinite}
@keyframes pulso{0%{box-shadow:0 0 0 0 rgba(31,168,85,.55)}70%{box-shadow:0 0 0 16px rgba(31,168,85,0)}100%{box-shadow:0 0 0 0 rgba(31,168,85,0)}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}html{scroll-behavior:auto}}

/* Responsivo */
@media (max-width:1080px){
  .servicios{grid-template-columns:repeat(2,1fr)}
  .razones,.pasos{grid-template-columns:repeat(2,1fr)}
  .galeria{grid-template-columns:repeat(3,1fr)}
  .galeria .ancha{grid-column:span 3}
  .galeria .ancha2{grid-column:span 1}
  .galeria .ancha2 button{aspect-ratio:1/1}
}
@media (max-width:860px){
  .menu{display:none;position:absolute;top:66px;left:0;right:0;flex-direction:column;gap:0;background:var(--negro);border-bottom:1px solid rgba(184,134,78,.25);padding:8px 0}
  .menu.open{display:flex}
  .menu a{display:block;padding:14px 24px;font-size:17px}
  .burger{display:inline-flex;align-items:center;justify-content:center}
  .nav .btn-wa{display:none}
  .franja .wrap{grid-template-columns:1fr}
  .franja-item{padding:18px 4px}
  .franja-item+.franja-item{border-left:0;border-top:1px solid rgba(184,134,78,.2)}
  .contacto-grid{grid-template-columns:1fr}
}
@media (max-width:600px){
  body{font-size:16px}
  section{padding:60px 0}
  .hero .wrap{padding-top:64px;padding-bottom:64px}
  .hero-bg::after{background:linear-gradient(180deg,rgba(26,25,24,.88),rgba(26,25,24,.94))}
  .hero-cta .btn{width:100%}
  .servicios{grid-template-columns:1fr}
  .razones,.pasos{grid-template-columns:1fr}
  .galeria{grid-template-columns:repeat(2,1fr);gap:10px}
  .galeria .ancha,.galeria .ancha2{grid-column:span 2}
  .galeria .ancha2 button{aspect-ratio:2/1}
  .galeria figcaption{font-size:13px}
  .card-cta{padding:28px 22px}
  .card-cta .btn{width:100%}
  .lb-prev,.lb-next{top:auto;bottom:18px;transform:none}
  .lb img{max-height:calc(100vh - 190px)}
  .lb{padding-bottom:84px}
}