/* Our Home Piscinas — estilos compartidos */
:root{
  --accent:#0b84dc;
  --accent-dark:#0767b3;
  --pool:#14a6f0;
  --celeste:#7fd3ff;
  --ink:#041838;
  --ink-2:#0a2552;
  --base:#f4f8fc;
  --white:#fff;
  --text:#3b4a60;
  --muted:#6b7a90;
  --line:#dde6f0;
  --radius:14px;
  --radius-sm:8px;
  --shadow:0 18px 40px -22px rgba(4,24,56,.35);
  --shadow-sm:0 6px 18px -10px rgba(4,24,56,.25);
  --container:1250px;
  --gap:clamp(20px,3vw,32px);
  --f-title:"Red Hat Display",system-ui,sans-serif;
  --f-body:"Albert Sans",system-ui,sans-serif;
  --ease:cubic-bezier(.22,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--f-body);font-size:1.0625rem;line-height:1.65;color:var(--text);background:var(--white);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,h5{font-family:var(--f-title);color:var(--ink);line-height:1.12;margin:0;font-weight:600;letter-spacing:-.02em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:24px}

/* texto claro sobre oscuro / imagen */
.hero,.page-hero,.cta,.section--dark{color:rgba(255,255,255,.86)}
.hero h1,.hero h2,.hero h3,.hero h4,
.page-hero h1,.page-hero h2,.page-hero h3,.page-hero h4,
.cta h1,.cta h2,.cta h3,.cta h4,
.section--dark h1,.section--dark h2,.section--dark h3,.section--dark h4{color:#fff}
.hero .eyebrow,.page-hero .eyebrow,.cta .eyebrow,.section--dark .eyebrow{color:var(--celeste)}

/* tipografía utilitaria */
.eyebrow{display:block;font-size:.78rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:7px}
.h2{font-size:clamp(1.8rem,3.4vw,2.6rem)}
.h2 + p,.lead{margin-top:16px}
.lead{font-size:1.125rem;color:var(--text)}
.section-head{max-width:660px;margin-bottom:clamp(32px,4vw,48px)}
.section-head--center{margin-inline:auto;text-align:center}
.section-head p{margin-top:14px}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 22px;border-radius:999px;font-weight:600;font-size:.97rem;line-height:1;border:1.5px solid transparent;cursor:pointer;transition:background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease),transform .25s var(--ease);font-family:inherit;white-space:nowrap}
.btn svg{width:18px;height:18px;flex:none}
.btn--primary{background:var(--accent);color:#fff}
.btn--primary:hover{background:var(--accent-dark);transform:translateY(-2px)}
.btn--wa{background:var(--accent);color:#fff}
.btn--wa:hover{background:var(--accent-dark);transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--ink);border-color:rgba(4,24,56,.25)}
.btn--ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.hero .btn--ghost,.page-hero .btn--ghost,.cta .btn--ghost,.section--dark .btn--ghost{color:#fff;border-color:rgba(255,255,255,.45)}
.hero .btn--ghost:hover,.cta .btn--ghost:hover,.section--dark .btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--accent);transition:gap .25s var(--ease)}
.link-arrow:hover{gap:12px}
.link-arrow svg{width:16px;height:16px}

/* header */
.site-header{position:fixed;inset:0 0 auto;z-index:90;transition:background .3s var(--ease),box-shadow .3s var(--ease),padding .3s var(--ease);padding:18px 0}
.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:block;flex:none}
.logo img{height:52px;width:auto;transition:height .3s var(--ease)}
.logo .logo--dark{display:none}
.site-header.is-scrolled,.site-header.is-solid{background:rgba(255,255,255,.97);box-shadow:0 6px 24px -14px rgba(4,24,56,.35);padding:10px 0}
.site-header.is-scrolled .logo--light,.site-header.is-solid .logo--light{display:none}
.site-header.is-scrolled .logo--dark,.site-header.is-solid .logo--dark{display:block}
.site-header.is-scrolled .logo img{height:44px}
.nav{display:flex;align-items:center;gap:6px}
.nav a{padding:9px 12px;border-radius:999px;font-weight:500;font-size:.95rem;color:rgba(255,255,255,.88);transition:color .2s,background .2s}
.nav a:hover{color:#fff;background:rgba(255,255,255,.1)}
.nav a.is-active{color:#fff;background:rgba(255,255,255,.14)}
.site-header.is-scrolled .nav a{color:var(--ink)}
.site-header.is-scrolled .nav a:hover{background:var(--base)}
.site-header.is-scrolled .nav a.is-active{color:var(--accent);background:#e8f3fc}
.nav .nav__cta{display:none}
.header-cta{padding:11px 18px;font-size:.92rem}
.burger{display:none;width:44px;height:44px;border:0;border-radius:10px;background:rgba(255,255,255,.12);cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.burger span{display:block;width:20px;height:2px;background:#fff;border-radius:2px;transition:transform .3s var(--ease),opacity .2s}
.site-header.is-scrolled .burger{background:var(--base)}
.site-header.is-scrolled .burger span{background:var(--ink)}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-backdrop{position:fixed;inset:0;z-index:70;background:rgba(4,24,56,.5);opacity:0;visibility:hidden;transition:opacity .3s}
.nav-backdrop.is-open{opacity:1;visibility:visible}


/* cabecera blanca fija (siempre) */
.site-header{background:#fff;box-shadow:0 6px 24px -14px rgba(4,24,56,.35);padding:12px 0}
.site-header .logo--light{display:none}
.site-header .logo--dark{display:block}
.site-header .nav a{color:var(--ink)}
.site-header .nav a:hover{color:var(--ink);background:var(--base)}
.site-header .nav a.is-active{color:var(--accent);background:#e8f3fc}
.site-header .burger{background:var(--base)}
.site-header .burger span{background:var(--ink)}

/* hero */
.hero{position:relative;isolation:isolate;min-height:min(100vh,860px);display:flex;align-items:flex-end;padding:150px 0 clamp(60px,8vw,96px);overflow:hidden;background:var(--ink)}
.hero__bg,.page-hero__bg,.cta__bg,.section__bg{position:absolute;inset:0;z-index:-2}
.hero__bg img,.page-hero__bg img,.cta__bg img,.section__bg img{width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,rgba(4,24,56,.78) 0%,rgba(4,24,56,.55) 55%,rgba(4,24,56,.25) 100%),linear-gradient(0deg,rgba(4,24,56,.6) 0%,rgba(4,24,56,0) 45%)}
.hero__content{max-width:720px}
.hero h1{font-size:clamp(2.3rem,5.2vw,4rem);margin-top:15px}
.hero h1 em{font-style:normal;color:var(--celeste)}
.hero p{margin-top:20px;font-size:1.15rem;max-width:580px}
.hero__facts{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:44px;padding-top:24px;border-top:1px solid rgba(255,255,255,.18);font-size:.95rem}
.hero__facts li{display:inline-flex;align-items:center;gap:10px}
.hero__facts svg{width:20px;height:20px;color:var(--celeste);flex:none}

/* page hero */
.page-hero{position:relative;isolation:isolate;padding:180px 0 clamp(64px,7vw,96px);overflow:hidden;background:var(--ink)}
.page-hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,rgba(4,24,56,.8) 0%,rgba(4,24,56,.62) 60%,rgba(4,24,56,.4) 100%)}
.page-hero h1{font-size:clamp(2.1rem,4.4vw,3.4rem);margin-top:15px;max-width:780px}
.page-hero p{margin-top:18px;max-width:620px;font-size:1.1rem}

/* secciones */
.section{padding:clamp(72px,9vw,120px) 0}
.section--soft{background:var(--base)}
.section--dark{position:relative;isolation:isolate;background:var(--ink);overflow:hidden}
.section--dark::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(4,24,56,.78) 0%,rgba(4,24,56,.72) 100%)}
.section--dark p{color:rgba(255,255,255,.82)}

/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,6vw,80px);align-items:center}
.split--rev .split__media{order:2}
.split__media{position:relative}
.split__media img{border-radius:var(--radius);width:100%;aspect-ratio:4/3.4;object-fit:cover;box-shadow:var(--shadow)}
.split__badge{position:absolute;left:-18px;bottom:28px;background:#fff;border-radius:12px;padding:16px 20px;box-shadow:var(--shadow);display:flex;align-items:center;gap:14px;max-width:270px}
.split__badge svg{width:34px;height:34px;color:var(--accent);flex:none}
.split__badge strong{display:block;font-family:var(--f-title);color:var(--ink);font-size:1.02rem;line-height:1.2}
.split__badge span{font-size:.85rem;color:var(--muted)}
.split p + p{margin-top:14px}

/* lista con check */
.checklist{display:grid;gap:12px;margin-top:26px}
.checklist--2{grid-template-columns:1fr 1fr;gap:12px 26px}
.checklist li{display:flex;gap:12px;align-items:flex-start;line-height:1.45}
.checklist svg{width:20px;height:20px;flex:none;color:var(--accent);margin-top:2px}
.section--dark .checklist svg{color:var(--celeste)}

/* tarjetas de servicio */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.cards--3{grid-template-columns:repeat(3,1fr)}
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.card__media{aspect-ratio:4/3;overflow:hidden}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.card:hover .card__media img{transform:scale(1.05)}
.card__body{padding:22px 22px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.card__body h3{font-size:1.22rem}
.card__body p{font-size:.97rem}
.card__body .link-arrow{margin-top:auto;padding-top:6px}

/* tarjetas de texto (revestimientos) */
.feature{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.feature:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}
.feature__icon{width:52px;height:52px;border-radius:12px;background:#e8f3fc;color:var(--accent);display:flex;align-items:center;justify-content:center;margin-bottom:20px}
.feature__icon svg{width:26px;height:26px}
.feature h3{font-size:1.2rem;margin-bottom:10px}
.feature p{font-size:.97rem}

/* pasos */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);counter-reset:paso}
.step{padding:28px 24px;border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);background:rgba(4,24,56,.35);backdrop-filter:blur(4px)}
.step__num{font-family:var(--f-title);font-size:.9rem;font-weight:600;color:var(--celeste);letter-spacing:.1em}
.step h3{font-size:1.18rem;margin:12px 0 10px}
.step p{font-size:.95rem}

/* bloques de servicio detallado */
.detail + .detail{margin-top:clamp(64px,8vw,104px)}

/* galería */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.gallery__item{position:relative;display:block;overflow:hidden;border-radius:var(--radius-sm);aspect-ratio:4/3;background:var(--base);cursor:zoom-in;border:0;padding:0}
.gallery__item img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.gallery__item:hover img{transform:scale(1.05)}
.gallery__item figcaption{position:absolute;left:0;right:0;bottom:0;padding:28px 16px 12px;font-size:.88rem;color:#fff;background:linear-gradient(0deg,rgba(4,24,56,.75),rgba(4,24,56,0));text-align:left;opacity:0;transform:translateY(8px);transition:opacity .3s,transform .3s var(--ease)}
.gallery__item:hover figcaption,.gallery__item:focus-visible figcaption{opacity:1;transform:none}
.gallery__item--tall{grid-row:span 2;aspect-ratio:auto}
.gallery__item--tall img{position:absolute;inset:0}
.gallery-foot{display:flex;justify-content:center;margin-top:40px}
.filters{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:32px}
.filters button{font:inherit;font-size:.92rem;font-weight:600;padding:9px 18px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;transition:all .2s}
.filters button.is-active,.filters button:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.gallery__item.is-hidden{display:none}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:120;background:rgba(2,12,30,.92);display:flex;align-items:center;justify-content:center;padding:24px;opacity:0;visibility:hidden;transition:opacity .3s}
.lightbox.is-open{opacity:1;visibility:visible}
.lightbox img{max-height:86vh;max-width:min(1200px,100%);width:auto;border-radius:8px}
.lightbox button{position:absolute;background:rgba(255,255,255,.12);border:0;color:#fff;width:48px;height:48px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center}
.lightbox button:hover{background:rgba(255,255,255,.22)}
.lightbox button svg{width:22px;height:22px}
.lightbox__close{top:20px;right:20px}
.lightbox__prev{left:20px;top:50%;transform:translateY(-50%)}
.lightbox__next{right:20px;top:50%;transform:translateY(-50%)}

/* CTA */
.cta{position:relative;isolation:isolate;padding:clamp(80px,10vw,128px) 0;overflow:hidden;background:var(--ink);text-align:center}
.cta::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(4,24,56,.76) 0%,rgba(4,24,56,.72) 100%)}
.cta h2{font-size:clamp(1.9rem,3.8vw,2.9rem);max-width:760px;margin:15px auto 0}
.cta p{max-width:560px;margin:18px auto 0;font-size:1.1rem}
.cta .btn-row{justify-content:center}

/* contacto */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(36px,6vw,72px);align-items:start}
.contact-list{display:grid;gap:18px;margin-top:28px}
.contact-list li{display:flex;flex-direction:column;gap:4px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.contact-list small{font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.ico-link{display:inline-flex;align-items:center;gap:10px;font-weight:600;color:var(--ink);transition:color .2s}
.ico-link:hover{color:var(--accent)}
.ico-link svg{width:18px;height:18px;flex:none;color:var(--accent)}
.wa-box{margin-top:28px;padding:24px;border-radius:var(--radius);background:var(--base);border:1px solid var(--line)}
.wa-box h3{font-size:1.15rem;margin-bottom:8px}
.wa-box p{font-size:.96rem;margin-bottom:16px}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(24px,4vw,40px);box-shadow:var(--shadow-sm)}
.form h2{font-size:1.5rem;margin-bottom:22px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field--full{grid-column:1/-1}
.field label{font-size:.88rem;font-weight:600;color:var(--ink)}
.field input,.field textarea{font:inherit;font-size:1rem;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--base);color:var(--ink);transition:border-color .2s,background .2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);background:#fff}
.field textarea{min-height:140px;resize:vertical}
.form .btn{margin-top:22px}
.form-alert{display:none;padding:14px 16px;border-radius:var(--radius-sm);margin-bottom:20px;font-weight:500;font-size:.96rem}
.form-alert.is-ok{display:block;background:#e5f6ec;color:#17643a;border:1px solid #b7e2c7}
.form-alert.is-err{display:block;background:#fdeaea;color:#97241f;border:1px solid #f2bebb}

/* footer */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding-block:clamp(52px,6vw,74px) 30px;font-size:.96rem}
.footer-grid{display:grid;grid-template-columns:1.3fr .8fr 1fr 1.1fr;gap:clamp(28px,4vw,56px)}
.footer-brand img{height:56px;width:auto}
.footer-brand p{margin-top:18px;max-width:300px}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:16px;letter-spacing:0}
.footer-links{display:grid;gap:9px}
.footer-links a{transition:color .2s}
.footer-links a:hover{color:#fff}
.footer-contact{display:grid;gap:12px}
.footer-contact a,.footer-contact span{display:inline-flex;align-items:center;gap:10px;transition:color .2s}
.footer-contact a:hover{color:#fff}
.footer-contact svg{width:18px;height:18px;flex:none;color:var(--celeste)}
.footer-credit{margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);text-align:center;font-size:.8rem;color:rgba(255,255,255,.6)}
.footer-credit a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
.footer-credit a:hover{color:rgba(255,255,255,.92)}

/* WhatsApp flotante */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:60;width:58px;height:58px;border-radius:50%;background:#25d366;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px -8px rgba(0,0,0,.45);transition:transform .25s var(--ease)}
.wa-float:hover{transform:scale(1.07)}
.wa-float svg{width:30px;height:30px}

/* reveal */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease);animation:reveal-failsafe 0s linear 3s forwards}
@keyframes reveal-failsafe{to{opacity:1;transform:none}}
.js .reveal.is-visible{opacity:1;transform:none;animation:none}
.reveal[data-delay="1"]{transition-delay:.1s}
.reveal[data-delay="2"]{transition-delay:.2s}
.reveal[data-delay="3"]{transition-delay:.3s}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none;transition:none;animation:none}
  *{transition-duration:.01ms!important;animation-duration:.01ms!important}
}

/* responsive */
@media (max-width:1100px){
  .nav a{padding:9px 9px;font-size:.92rem}
}
@media (max-width:1024px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .burger{display:flex}
  .header-cta{display:none}
  .nav{position:fixed;top:0;right:0;height:100dvh;width:min(340px,86vw);flex-direction:column;align-items:stretch;gap:4px;padding:96px 24px 32px;background:#fff;box-shadow:-20px 0 40px -20px rgba(4,24,56,.4);transform:translateX(100%);transition:transform .4s var(--ease);overflow-y:auto}
  .nav:not(.is-open){box-shadow:none}
  .nav.is-open{transform:none}
  .nav a,.site-header.is-scrolled .nav a{color:var(--ink);padding:13px 14px;border-radius:10px;font-size:1.02rem}
  .nav a.is-active,.site-header.is-scrolled .nav a.is-active{color:var(--accent);background:#e8f3fc}
  .nav a:hover{background:var(--base);color:var(--ink)}
  .nav .nav__cta{display:inline-flex;margin-top:16px;color:#fff!important;background:var(--accent)!important;justify-content:center}
  .burger{position:relative;z-index:2}
  body.menu-open .burger{background:var(--base)}
  body.menu-open .burger span{background:var(--ink)}
}
@media (max-width:880px){
  .split,.contact{grid-template-columns:1fr}
  .split--rev .split__media{order:0}
  .split__badge{left:14px}
  .cards--3{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .gallery__item figcaption{opacity:1;transform:none}
}
@media (max-width:560px){
  body{font-size:1rem}
  .logo img{height:42px}
  .site-header.is-scrolled .logo img{height:38px}
  .cards,.cards--3,.steps,.footer-grid,.checklist--2,.form-grid{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr;gap:8px}
  .gallery__item--tall{grid-row:auto;aspect-ratio:4/3}
  .gallery__item figcaption{display:none}
  .hero{padding-top:130px}
  .page-hero{padding-top:140px}
  .btn-row .btn{width:100%}
  .hero__facts{flex-direction:column}
  .lightbox__prev,.lightbox__next{top:auto;bottom:24px;transform:none}
}