/* Conserving S.R.L. — estilos del sitio público.
   Los colores y la tipografía se definen en Ajustes (variables --primary, --primary-dark, --heading, --font). */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font-family:var(--font);color:#1a1a1a;line-height:1.6;-webkit-font-smoothing:antialiased}
body.no-hero main{padding-top:84px}
img{max-width:100%}
a{color:var(--primary)}
h1,h2,h3{color:var(--heading);line-height:1.2}

/* HEADER */
header{position:fixed;top:0;left:0;width:100%;background:rgba(255,255,255,.92);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
    display:flex;justify-content:space-between;align-items:center;padding:12px 80px;z-index:1000;box-shadow:0 1px 0 rgba(0,0,0,.05)}
.brand{display:flex;align-items:center;text-decoration:none;color:#222}
.brand img{height:var(--logo-h,50px);width:auto;display:block}
nav a{margin-left:25px;text-decoration:none;color:#333;font-weight:500;transition:color .2s}
nav a:hover{color:var(--primary)}
.nav-toggle{display:none;background:none;border:0;padding:10px;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:#222;margin:5px 0;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{min-height:100vh;background-size:cover;background-position:center;background-attachment:fixed;
    display:flex;align-items:center;justify-content:center;color:#fff;text-align:center;padding:120px 80px 80px}
.hero h1{font-size:52px;max-width:800px;margin:0 auto;color:#fff}
.hero p{font-size:20px;margin:20px auto 0;max-width:640px}

/* BOTÓN */
.btn{display:inline-block;margin-top:25px;background:var(--primary);color:#fff;padding:12px 30px;border-radius:30px;
    text-decoration:none;font-weight:600;transition:background .3s}
.btn:hover{background:var(--primary-dark)}
.cta .btn{background:#fff;color:var(--primary-dark)}
.cta .btn:hover{background:#eaf5ef}

/* SECCIONES */
section{padding:100px 80px}
section>h2,.hero h2{text-align:center;margin:0 0 50px}
section>h2:has(+ .lead){margin-bottom:14px}
.lead{text-align:center;max-width:720px;margin:0 auto 50px;font-size:18px;color:#555}
.cta .lead,.bg-section .lead{color:rgba(255,255,255,.88)}

/* TARJETAS */
.services{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:25px}
.card{background:#fff;padding:30px;border-radius:15px;box-shadow:0 10px 25px rgba(0,0,0,.05);transition:transform .3s}
.card:hover{transform:translateY(-8px)}
.card h3{margin:0 0 10px}
.card p{margin:0 0 10px}
.card-img{width:100%;height:190px;object-fit:cover;border-radius:10px;margin-bottom:18px}
.card-link{font-weight:600;text-decoration:none}

/* BANNER */
.bg-section{background-size:cover;background-position:center;color:#fff}
.bg-section h2{color:#fff}
.banner-text{text-align:center;max-width:700px;margin:auto}

/* GALERÍA */
.galeria{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.galeria img{width:100%;height:100%;max-height:360px;object-fit:cover;border-radius:15px;transition:transform .4s;display:block}
.galeria img:hover{transform:scale(1.03)}

/* CLIENTES */
.clientes{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:40px}
.cliente{width:140px;max-height:90px;object-fit:contain;opacity:.65;filter:grayscale(100%);transition:.3s;display:block}
.cliente:hover{opacity:1;filter:none}

/* CTA */
.cta{background:linear-gradient(120deg,var(--primary),var(--primary-dark));color:#fff;text-align:center}
.cta h2{color:#fff}

/* TEXTO / CONTACTO */
.texto-body{max-width:760px;margin:0 auto}
.contacto{text-align:center}
.contact-line{margin:0 0 6px}
.contact-buttons{display:flex;justify-content:center;flex-wrap:wrap;gap:12px}
.contact-buttons .btn{margin-top:20px}
.map{margin:40px auto 0;max-width:900px;border-radius:15px;overflow:hidden;box-shadow:0 10px 25px rgba(0,0,0,.08)}
.map iframe{width:100%;height:340px;border:0;display:block}
.html-libre{padding-left:80px;padding-right:80px}

/* FOOTER */
footer{background:#111;color:#fff;text-align:center;padding:30px}
footer p{margin:0}

/* ANIMACIÓN DE ENTRADA (solo con JavaScript activo) */
.js .fade{opacity:0;transform:translateY(20px);transition:opacity .9s,transform .9s}
.js .fade.visible{opacity:1;transform:none}

:focus-visible{outline:3px solid var(--primary);outline-offset:3px}

/* RESPONSIVE */
@media(max-width:900px){
    header{padding:10px 20px}
    section{padding:80px 20px}
    .hero{padding:110px 20px 70px;background-attachment:scroll}
    .html-libre{padding-left:20px;padding-right:20px}
    .nav-toggle{display:block}
    nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;padding:8px 20px 18px;box-shadow:0 12px 24px rgba(0,0,0,.08)}
    nav.open{display:block}
    nav a{display:block;margin:0;padding:12px 0;border-bottom:1px solid #eee}
    nav a:last-child{border-bottom:0}
}
@media(max-width:768px){
    .hero h1{font-size:32px}
    .hero p{font-size:17px}
}
@media(prefers-reduced-motion:reduce){
    html{scroll-behavior:auto}
    .js .fade{opacity:1;transform:none;transition:none}
    .card,.galeria img,.btn{transition:none}
}