/* Parquet Premium Pisos — 2026 */
:root{
  --madera-950:#0b1620;
  --madera-900:#10212e;
  --madera-800:#183244;
  --madera-600:#2f4d63;
  --oro:#3fa7d6;
  --oro-claro:#9bd3ef;
  --oro-oscuro:#1a6f99;
  --crema:#f2f5f7;
  --crema-2:#e2eaf0;
  --texto:#15212b;
  --gris:#5b6772;
  --borde:#d9e2e8;
  --wa:#25d366;
  --wa-oscuro:#1da851;
  --error:#b3261e;
  --ok:#1f7a3f;
  --radio:8px;
  --sombra:0 14px 40px rgba(11,22,32,.12);
  --f-titulo:'Archivo','Helvetica Neue',Arial,sans-serif;
  --f-texto:'DM Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
  --header-h:76px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 8px)}
body{margin:0;font-family:var(--f-texto);color:var(--texto);background:#fff;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--f-titulo);line-height:1.08;margin:0 0 .5em;color:var(--madera-900);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.7rem,3.2vw,2.5rem)}
h3{font-size:1.25rem}
p{margin:0 0 1em}
svg{width:1.2em;height:1.2em;flex:none}
.container{width:min(1180px,100% - 32px);margin-inline:auto}
.narrow{width:min(820px,100% - 32px)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--oro-oscuro);margin-bottom:.6rem}
.eyebrow::before{content:"";width:28px;height:2px;background:currentColor}
.section-head .eyebrow::before{display:none}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;padding:.9em 1.4em;border-radius:8px;font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font-family:inherit;font-size:1rem;transition:transform .15s,background .2s,color .2s,border-color .2s;line-height:1.2}
.btn:hover{transform:translateY(-1px)}
.btn-wa{background:var(--wa);color:#fff}
.btn-wa:hover{background:var(--wa-oscuro)}
.btn-gold{background:var(--oro);color:var(--madera-950)}
.btn-gold:hover{background:var(--oro-claro)}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff;background:transparent}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-call{background:transparent;color:#fff;border-color:var(--oro)}
.btn-call:hover{background:var(--oro);color:var(--madera-950)}
.btn-call svg{color:var(--oro-claro)}
.btn-call:hover svg{color:var(--madera-950)}
.contact-info .btn-lg{display:flex;width:fit-content;min-width:min(340px,100%);margin-bottom:12px}
.btn-sm{padding:.6em 1.1em;font-size:.92rem}
.btn-lg{padding:1em 1.8em;font-size:1.1rem}
.btn-block{width:100%}

/* Preloader */
#preloader{position:fixed;inset:0;z-index:9999;background:var(--madera-900);display:grid;place-items:center;transition:opacity .45s,visibility .45s}
#preloader.is-hidden{opacity:0;visibility:hidden}
.preloader-card{display:flex;flex-direction:column;align-items:center;gap:22px}
.preloader-card img{width:120px;height:120px;border-radius:50%;box-shadow:0 0 0 6px rgba(63,167,214,.25);animation:pulso 1.6s ease-in-out infinite}
.preloader-bar{width:140px;height:3px;background:rgba(255,255,255,.12);border-radius:3px;overflow:hidden}
.preloader-bar span{display:block;width:40%;height:100%;background:var(--oro);animation:barra 1.1s ease-in-out infinite}
@keyframes pulso{50%{transform:scale(1.05)}}
@keyframes barra{0%{transform:translateX(-100%)}100%{transform:translateX(260%)}}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(11,22,32,.94);backdrop-filter:blur(8px);color:#fff;border-bottom:1px solid rgba(63,167,214,.25)}
.header-inner{height:var(--header-h);display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand img{width:52px;height:52px;border-radius:50%}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-family:var(--f-titulo);font-size:1.1rem;color:#fff;font-weight:800;letter-spacing:-.01em}
.brand-text small{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.7)}
.main-nav{display:flex;gap:22px;margin-left:auto}
.main-nav a{text-decoration:none;font-weight:600;font-size:.95rem;color:rgba(255,255,255,.85)}
.main-nav a:hover{color:var(--oro-claro)}
.header-actions{display:flex;align-items:center;gap:14px}
.header-phone{display:inline-flex;align-items:center;gap:6px;text-decoration:none;font-weight:700;color:#fff;white-space:nowrap}
.header-phone svg{color:var(--oro-claro)}
.nav-toggle{display:none;width:44px;height:44px;border:0;background:transparent;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;padding:10px}
.nav-toggle span{display:block;height:2px;background:#fff;border-radius:2px;transition:transform .25s,opacity .25s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Hero */
.hero{position:relative;background:var(--madera-950);color:#fff;overflow:hidden;padding:42px 0 64px}
.hero-kicker{font-family:var(--f-texto);font-size:.82rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--oro-claro);margin-bottom:8px}
.hero-track{display:grid}
.slide{grid-area:1/1;position:relative;opacity:0;visibility:hidden;transition:opacity .6s ease,visibility .6s}
.slide.is-active{opacity:1;visibility:visible}
.slide-grid{display:grid;grid-template-columns:1fr;align-items:center;min-height:600px;position:relative;z-index:1}
.slide-copy{max-width:600px;text-shadow:0 2px 18px rgba(0,0,0,.45)}
.slide-copy .eyebrow{color:var(--oro)}
.slide-copy h2{color:#fff;font-size:clamp(2.3rem,4.8vw,3.9rem);font-weight:800;max-width:15ch;letter-spacing:-.03em}
.slide-copy p{font-size:1.15rem;color:rgba(255,255,255,.88);max-width:46ch}
.slide-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.slide-ctas .btn{text-shadow:none}
/* Imagen fundida: ocupa la derecha y se desvanece hacia el texto */
.slide-bg{display:block;position:absolute;top:-120px;right:0;bottom:-64px;width:72%;background-size:cover;background-position:center;
  -webkit-mask-image:linear-gradient(to right,transparent 0%,rgba(0,0,0,.35) 22%,#000 55%);mask-image:linear-gradient(to right,transparent 0%,rgba(0,0,0,.35) 22%,#000 55%);
  transform:scale(1.08);transition:transform 7s ease;filter:saturate(1.05) contrast(1.03)}
.slide.is-active .slide-bg{transform:scale(1)}
.slide-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,22,32,.55) 0%,rgba(11,22,32,0) 22%,rgba(11,22,32,0) 70%,rgba(11,22,32,.9) 100%),linear-gradient(90deg,rgba(11,22,32,.35),rgba(11,22,32,.05))}
.hero-kicker{position:relative;z-index:2}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:rgba(0,0,0,.25);color:#fff;font-size:1.8rem;line-height:1;cursor:pointer;z-index:3}
.hero-arrow:hover{background:rgba(63,167,214,.5)}
.hero-arrow.prev{left:14px}.hero-arrow.next{right:14px}
.hero-dots{position:absolute;left:0;right:0;bottom:22px;display:flex;justify-content:center;gap:10px;z-index:3}
.hero-dots button{width:11px;height:11px;border-radius:999px;border:0;background:rgba(255,255,255,.4);cursor:pointer;padding:0;transition:width .25s,background .25s}
.hero-dots button[aria-selected="true"]{width:30px;background:var(--oro)}
.swipe-hint{display:none}

/* Trust */
.trust{background:var(--madera-800);color:#fff;border-top:3px solid var(--oro)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:22px 0}
.trust-item{display:flex;flex-direction:column;align-items:center;text-align:center;line-height:1.25}
.trust-item strong{font-family:var(--f-titulo);font-size:1.7rem;font-weight:800;color:var(--oro-claro);letter-spacing:-.02em}
.trust-item span{font-size:.9rem;font-weight:500;color:rgba(255,255,255,.8)}

/* Secciones */
.section{padding:88px 0}
.section-alt{background:var(--crema)}
.section-head{text-align:center;max-width:680px;margin:0 auto 48px}
.section-head p{color:var(--gris);font-size:1.05rem}

/* Servicios */
.services{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.service{background:#fff;border:1px solid var(--borde);border-radius:var(--radio);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.service:hover{transform:translateY(-4px);box-shadow:var(--sombra)}
.service figure{margin:0;position:relative;aspect-ratio:4/3.4}
.service figure img{width:100%;height:100%;object-fit:cover}
.service-icon{position:absolute;left:16px;bottom:-26px;width:58px;height:58px;border-radius:50%;background:var(--madera-900);color:var(--oro-claro);display:grid;place-items:center;box-shadow:0 0 0 4px #fff}
.service-icon svg{width:32px;height:32px}
.service-body{padding:38px 20px 22px}
.service-body p{color:var(--gris);font-size:.95rem}
.checks{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.checks li{display:flex;gap:8px;align-items:flex-start;font-size:.93rem;font-weight:500}
.checks svg{color:var(--oro-oscuro);margin-top:.2em}

.compare{margin-top:56px;background:var(--crema);border-radius:var(--radio);padding:34px;text-align:center}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:20px 0 14px;text-align:left}
.compare-col{background:#fff;border:1px solid var(--borde);border-radius:12px;padding:22px}
.compare-col.is-featured{border-color:var(--oro);box-shadow:0 0 0 2px rgba(63,167,214,.25)}
.compare-col p{margin:0}
.compare-tag{display:inline-block;font-weight:800;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;color:var(--madera-900);background:var(--crema-2);padding:4px 10px;border-radius:4px;margin-bottom:10px}
.compare-note{color:var(--gris);margin:0}

/* Valor */
.value{background:var(--madera-900);color:#fff;padding:80px 0}
.value h2{color:#fff}
.value p{color:rgba(255,255,255,.8);font-size:1.08rem;max-width:56ch}
.value-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:56px;align-items:center}
.value-photo{margin:0;border-radius:50%;overflow:hidden;aspect-ratio:1;max-width:340px;box-shadow:0 0 0 8px rgba(63,167,214,.3)}
.value-photo img{width:100%;height:100%;object-fit:cover}
.value .eyebrow{color:var(--oro)}

/* Proceso */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
.steps li{background:#fff;border-radius:var(--radio);padding:28px 22px;border:1px solid var(--borde);position:relative}
.step-n{display:grid;place-items:center;width:44px;height:44px;border-radius:8px;background:var(--oro);color:var(--madera-950);font-weight:800;font-family:var(--f-titulo);font-size:1.25rem;margin-bottom:14px;color:#fff;background:var(--madera-900)}
.steps p{color:var(--gris);font-size:.95rem;margin:0}

/* Galería */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.gallery a{display:block;border-radius:12px;overflow:hidden;aspect-ratio:1;position:relative}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.gallery a:hover img{transform:scale(1.06)}
.brands{margin-top:56px;text-align:center}
.brands p{font-weight:700;color:var(--gris);text-transform:uppercase;letter-spacing:.12em;font-size:.82rem}
.brands-row{display:flex;flex-wrap:wrap;justify-content:center;gap:26px}
.brands-row img{width:96px;height:96px;object-fit:contain;filter:grayscale(1);opacity:.75;transition:filter .2s,opacity .2s}
.brands-row img:hover{filter:none;opacity:1}

/* Zona */
.zona-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:center}
.zona-grid p{color:var(--gris);font-size:1.05rem}
.barrios{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.barrios li{background:#fff;border:1px solid var(--borde);border-radius:6px;padding:8px 16px;font-weight:600;font-size:.92rem}
.barrios li:last-child{background:var(--madera-900);color:var(--oro-claro);border-color:var(--madera-900)}

/* FAQ */
.faq{display:grid;gap:12px}
.faq details{border:1px solid var(--borde);border-radius:12px;background:#fff;padding:0 22px}
.faq summary{cursor:pointer;list-style:none;padding:18px 30px 18px 0;font-weight:700;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:1.5rem;color:var(--oro-oscuro);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{color:var(--gris);padding-bottom:18px;margin:0}

/* Contacto */
.contact{background:linear-gradient(160deg,var(--madera-950),var(--madera-800));color:#fff;padding:96px 0}
.contact-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:start}
.contact h2{color:#fff}
.contact .eyebrow{color:var(--oro)}
.contact-info p{color:rgba(255,255,255,.8);font-size:1.08rem;max-width:44ch}
.contact-list{list-style:none;padding:0;margin:28px 0 0;display:grid;gap:12px}
.contact-list li{display:flex;gap:10px;align-items:center;font-size:1.05rem}
.contact-list svg{color:var(--oro-claro)}
.contact-list a{text-decoration:none;font-weight:700}
.contact-form{background:#fff;color:var(--texto);border-radius:18px;padding:30px;box-shadow:0 30px 80px rgba(0,0,0,.35)}
.contact-form h3{margin-bottom:18px}
.field{margin-bottom:14px;display:flex;flex-direction:column}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field label{font-weight:700;font-size:.88rem;margin-bottom:5px}
.field input,.field select,.field textarea{font:inherit;padding:.75em .9em;border:1.5px solid var(--borde);border-radius:10px;background:#fff;color:var(--texto);width:100%}
.field textarea{resize:vertical;min-height:96px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--oro);box-shadow:0 0 0 3px rgba(63,167,214,.2)}
.field.is-invalid input,.field.is-invalid select,.field.is-invalid textarea{border-color:var(--error)}
.field-error{color:var(--error);font-size:.82rem;min-height:0;margin-top:4px;font-weight:600}
.field-error:empty{display:none}
.captcha input{max-width:140px}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-legal{font-size:.82rem;color:var(--gris);margin:10px 0 0;text-align:center}
.form-legal a{color:var(--oro-oscuro);font-weight:700}
.form-status{margin:10px 0 0;font-weight:700;text-align:center}
.form-status:empty{display:none}
.form-status.ok{color:var(--ok)}
.form-status.err{color:var(--error)}
.btn[disabled]{opacity:.6;cursor:wait}

/* Footer */
.site-footer{background:var(--madera-950);color:rgba(255,255,255,.75);padding:18px 0 14px;font-size:.88rem}
.footer-inner{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px 18px}
.footer-inner img{width:34px;height:34px;border-radius:50%}
.footer-inner a{text-decoration:none;color:var(--oro-claro);font-weight:700}
.credit{text-align:center;font-size:.76rem;margin:10px 0 0;color:rgba(255,255,255,.45)}
.credit a{color:rgba(255,255,255,.6);text-decoration:none}

/* WhatsApp flotante */
.wa-float{position:fixed;right:18px;bottom:18px;width:60px;height:60px;border-radius:50%;background:var(--wa);color:#fff;display:grid;place-items:center;box-shadow:0 10px 28px rgba(0,0,0,.3);z-index:60;transition:transform .2s}
.wa-float:hover{transform:scale(1.07)}
.wa-float svg{width:32px;height:32px}

/* Lightbox */
.lightbox{border:0;padding:0;background:transparent;max-width:92vw;max-height:92vh}
.lightbox::backdrop{background:rgba(6,12,18,.88)}
.lightbox img{max-width:92vw;max-height:88vh;border-radius:10px}
.lb-close{position:fixed;top:14px;right:18px;width:46px;height:46px;border-radius:50%;border:0;background:#fff;font-size:1.8rem;cursor:pointer;line-height:1}

/* Reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s,transform .6s}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}html{scroll-behavior:auto}}

/* ---------- Responsive ---------- */
@media (max-width:1300px){.hero-arrow{display:none}}
@media (max-width:1100px){
  .main-nav{gap:16px}
  .header-phone span{display:none}
  .services{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  :root{--header-h:66px}
  .nav-toggle{display:flex}
  .header-wa,.header-call{display:none}
  .header-phone span{display:inline}
  .main-nav{position:fixed;top:var(--header-h);left:0;right:0;flex-direction:column;gap:0;background:var(--madera-950);padding:8px 16px 18px;transform:translateY(-120%);visibility:hidden;transition:transform .3s,visibility .3s;border-bottom:1px solid rgba(63,167,214,.3);margin:0;z-index:-1}
  .main-nav.is-open{transform:none;visibility:visible}
  .main-nav a{padding:14px 4px;border-bottom:1px solid rgba(255,255,255,.08);font-size:1.05rem}
  .header-actions{margin-left:auto}
  .brand img{width:44px;height:44px}

  .hero{padding:0;min-height:calc(100svh - var(--header-h));display:flex;flex-direction:column}
  .hero-kicker{position:relative;z-index:2;padding-top:20px;font-size:.72rem;margin-bottom:0}
  .hero-track{flex:1}
  .slide{margin-top:-44px;padding-top:44px}
  .slide-bg{inset:0;top:0;bottom:0;width:100%;-webkit-mask-image:none;mask-image:none}
  .slide-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,22,32,.6) 0%,rgba(11,22,32,.3) 35%,rgba(11,22,32,.93) 74%)}
  .slide-grid{position:relative;z-index:1}
  .slide-grid{grid-template-columns:1fr;min-height:calc(100svh - var(--header-h) - 44px);align-items:end;padding-bottom:96px}
  .slide-photo{display:none}
  .slide-copy h2{font-size:2.1rem}
  .slide-copy p{font-size:1rem}
  .slide-ctas .btn{flex:1 1 100%}
  .hero-arrow{display:none}
  .hero-dots{bottom:52px}
  .swipe-hint{display:flex;align-items:center;justify-content:center;gap:8px;position:absolute;left:0;right:0;bottom:20px;font-size:.8rem;color:rgba(255,255,255,.75);z-index:3;transition:opacity .4s}
  .swipe-hint.is-hidden{opacity:0;pointer-events:none}
  .sh-arrow{display:inline-block;font-size:1.1rem;animation:nudge 1.4s ease-in-out infinite}
  .sh-arrow:last-child{animation-direction:reverse}
  @keyframes nudge{50%{transform:translateX(-4px)}}

  .trust-grid{grid-template-columns:repeat(2,1fr);gap:18px 10px}
  .section{padding:64px 0}
  .value-grid,.zona-grid,.contact-grid{grid-template-columns:1fr;gap:32px}
  .value-photo{max-width:220px;margin:0 auto}
  .value{text-align:center}
  .value p{margin-inline:auto}
  .compare-grid{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:600px){
  .services,.steps{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr;gap:0}
  .contact-form{padding:22px 18px}
  .compare{padding:24px 18px}
  .brands-row img{width:72px;height:72px}
  .header-phone svg{width:1.4em;height:1.4em}
  .header-phone span{display:none}
  .site-footer{padding-bottom:90px}
  .contact{padding:72px 0}
}