/* ===== Reformas y Proyectos MP — hoja de estilos ===== */
:root{
  --navy:#0f1b2b; --navy-2:#16263c; --amber:#f5a623; --amber-d:#d98c0f;
  --text:#2b3440; --muted:#5c6773; --bg:#ffffff; --bg-alt:#f4f6f9;
  --radius:14px; --shadow:0 8px 30px rgba(15,27,43,.10);
  --font:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.65;font-size:1.0625rem}
img{max-width:100%;height:auto;display:block}
a{color:var(--amber-d);text-decoration:none}
a:hover{text-decoration:underline}
ul{list-style:none}
.container{max-width:1180px;margin:0 auto;padding:0 1.25rem}
.center{text-align:center}
.skip-link{position:absolute;left:-999px;top:0;background:var(--amber);color:var(--navy);padding:.5rem 1rem;z-index:100}
.skip-link:focus{left:0}

/* Botones */
.btn{display:inline-block;padding:.85rem 1.7rem;border-radius:999px;font-weight:700;text-decoration:none!important;border:2px solid transparent;cursor:pointer;font-size:1rem;transition:.2s}
.btn-primary{background:var(--amber);color:var(--navy)}
.btn-primary:hover{background:var(--amber-d);color:#fff}
.btn-ghost{border-color:#fff;color:#fff}
.btn-ghost:hover{background:#fff;color:var(--navy)}
.btn-outline{border-color:var(--navy);color:var(--navy)}
.btn-outline:hover{background:var(--navy);color:#fff}
.btn-nav{background:var(--amber);color:var(--navy)!important;padding:.5rem 1.1rem}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:var(--navy);box-shadow:0 2px 12px rgba(0,0,0,.25)}
.header-inner{display:flex;align-items:center;gap:1.5rem;padding:.6rem 1.25rem}
.brand{display:flex;align-items:center;gap:.7rem;color:#fff}
.brand img{border-radius:8px;background:#fff;padding:2px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text small{color:var(--amber);font-size:.78rem}
.main-nav{margin-left:auto}
.nav-list{display:flex;align-items:center;gap:1.4rem}
.nav-list>li>a{color:#e8edf3;font-weight:600}
.nav-list>li>a:hover{color:var(--amber);text-decoration:none}
.has-sub{position:relative}
.sub-menu{position:absolute;top:100%;left:0;background:var(--navy-2);min-width:230px;border-radius:0 0 10px 10px;padding:.5rem 0;display:none;box-shadow:var(--shadow)}
.has-sub:hover .sub-menu,.has-sub:focus-within .sub-menu{display:block}
.sub-menu a{display:block;padding:.55rem 1.1rem;color:#e8edf3}
.sub-menu a:hover{background:rgba(245,166,35,.15);color:var(--amber);text-decoration:none}
.header-phone{color:var(--amber);font-weight:700;white-space:nowrap}
.nav-toggle,.nav-burger{display:none}

/* Hero */
.hero{position:relative;color:#fff;min-height:78vh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(15,27,43,.93) 35%,rgba(15,27,43,.55))}
.hero-content{position:relative;z-index:1;max-width:760px;padding-top:4rem;padding-bottom:4rem}
.hero-kicker{color:var(--amber);font-weight:700;letter-spacing:.12em;text-transform:uppercase;font-size:.85rem;margin-bottom:.8rem}
.hero h1{font-size:clamp(1.9rem,4.5vw,3.2rem);line-height:1.15;margin-bottom:1rem}
.hero-sub{font-size:1.15rem;color:#d4dce6;margin-bottom:1.8rem}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:1.6rem}
.hero-badges{display:flex;gap:1.4rem;flex-wrap:wrap;color:#c6d2df;font-size:.95rem}

/* Secciones */
.section{padding:4.5rem 0}
.section-alt{background:var(--bg-alt)}
.section-title{font-size:clamp(1.5rem,3vw,2.2rem);color:var(--navy);margin-bottom:.6rem}
.section-lead{color:var(--muted);max-width:700px;margin-bottom:2.2rem}

/* Tarjetas */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem}
.card{background:#fff;border:1px solid #e6eaf0;border-radius:var(--radius);padding:1.8rem;box-shadow:var(--shadow);transition:transform .2s}
.card:hover{transform:translateY(-5px)}
.card-icon{font-size:2.3rem;margin-bottom:.8rem}
.card h2 a,.card h3 a{color:var(--navy)}
.card p{color:var(--muted);margin:.6rem 0 1rem}
.card-link{font-weight:700}
.card-lg{padding:2.2rem}

/* Split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.split-media img{border-radius:var(--radius);box-shadow:var(--shadow)}
.checks li{padding-left:1.7rem;position:relative;margin:.5rem 0}
.checks li::before{content:"✔";position:absolute;left:0;color:var(--amber-d);font-weight:700}
.checks.small{font-size:.93rem}
.split-text .btn{margin-top:1.2rem}

/* Galería */
.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1rem}
.gallery-item{border-radius:10px;overflow:hidden;display:block}
.gallery-item img{width:100%;height:210px;object-fit:cover;transition:transform .3s}
.gallery-item:hover img{transform:scale(1.06)}
.gallery-grid+.center{margin-top:2rem}

/* Features */
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.5rem}
.feature h3{color:var(--navy);margin-bottom:.4rem}
.feature p{color:var(--muted)}

/* Cabecera de página interior */
.page-head{background:linear-gradient(100deg,var(--navy),var(--navy-2));color:#fff;padding:3.2rem 0 2.6rem}
.page-head h1{font-size:clamp(1.7rem,3.6vw,2.6rem);margin:.4rem 0 .5rem}
.page-head .section-lead{color:#c6d2df;margin-bottom:0}
.breadcrumbs{font-size:.9rem;color:#8fa1b5}
.breadcrumbs a{color:var(--amber)}

/* Formulario */
.form{display:flex;flex-direction:column;gap:1.1rem;background:#fff;border:1px solid #e6eaf0;border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow)}
.form label{display:flex;flex-direction:column;gap:.35rem;font-weight:600;color:var(--navy)}
.form input,.form select,.form textarea{padding:.75rem .9rem;border:1px solid #cfd7e0;border-radius:8px;font:inherit;font-weight:400}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--amber);border-color:var(--amber)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.check-label{flex-direction:row!important;align-items:center;gap:.6rem!important;font-weight:400!important}
.hp{position:absolute;left:-9999px}
.alert{padding:1rem 1.3rem;border-radius:10px;margin-bottom:1.4rem}
.alert-ok{background:#e6f6ea;border:1px solid #58b072;color:#1e5c32}
.alert-err{background:#fdecea;border:1px solid #d9534f;color:#8a1f1b}
.contact-aside h2,.contact-aside h3{color:var(--navy);margin:1rem 0 .6rem}
.steps{padding-left:1.2rem}
.steps li{margin:.5rem 0}
.contact-list li{margin:.7rem 0}

/* Banda CTA */
.cta-band{background:linear-gradient(100deg,var(--amber),var(--amber-d));padding:3.2rem 0;color:var(--navy)}
.cta-inner{text-align:center}
.cta-band h2{font-size:clamp(1.5rem,3vw,2.1rem)}
.cta-band p{margin:.5rem 0 1.4rem;font-weight:500}
.cta-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.cta-band .btn-primary{background:var(--navy);color:#fff}
.cta-band .btn-ghost{border-color:var(--navy);color:var(--navy)}
.cta-band .btn-ghost:hover{background:var(--navy);color:#fff}

/* Footer */
.site-footer{background:var(--navy);color:#c6d2df;padding:3.5rem 0 0}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:2.2rem}
.site-footer h3{color:#fff;margin-bottom:.9rem;font-size:1.05rem}
.site-footer a{color:#c6d2df}
.site-footer a:hover{color:var(--amber)}
.site-footer li{margin:.45rem 0}
address{font-style:normal}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:2.5rem;padding-top:1.2rem;padding-bottom:1.2rem;font-size:.9rem;text-align:center}

/* WhatsApp flotante */
.whatsapp-float{position:fixed;right:1.2rem;bottom:1.2rem;width:58px;height:58px;background:#25d366;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(0,0,0,.3);z-index:60;transition:transform .2s}
.whatsapp-float:hover{transform:scale(1.1)}

/* Lightbox */
.lightbox{position:fixed;inset:0;background:rgba(10,15,22,.92);display:flex;align-items:center;justify-content:center;z-index:100;padding:2rem}
.lightbox img{max-width:92vw;max-height:88vh;width:auto;height:auto;border-radius:8px}
.lightbox-close{position:absolute;top:1rem;right:1.5rem;color:#fff;font-size:2.2rem;background:none;border:none;cursor:pointer}
.legal-text h2{color:var(--navy);margin:1.6rem 0 .6rem}
.legal-text p{margin-bottom:.8rem}

/* Móvil */
@media (max-width:900px){
  .split{grid-template-columns:1fr;gap:2rem}
  .form-row{grid-template-columns:1fr}
  .header-phone{display:none}
  .nav-burger{display:flex;flex-direction:column;gap:5px;cursor:pointer;padding:.5rem}
  .nav-burger span{width:26px;height:3px;background:#fff;border-radius:2px}
  .nav-list{display:none;position:absolute;top:100%;left:0;right:0;background:var(--navy-2);flex-direction:column;align-items:stretch;gap:0;padding:.5rem 0}
  .nav-list a{display:block;padding:.8rem 1.4rem}
  .nav-toggle:checked~.nav-list{display:flex}
  .sub-menu{position:static;display:block;box-shadow:none;background:rgba(0,0,0,.15)}
  .sub-menu a{padding-left:2.4rem}
  .btn-nav{margin:.6rem 1.4rem;text-align:center}
  .hero{min-height:65vh}
}