/* ============================================
   MADDOG HOMES - hoja de estilos principal
   ============================================ */
:root{
  --dark:#141414;
  --dark-2:#1e1e1e;
  --light:#f7f5f2;
  --white:#ffffff;
  --grey:#8a8a8a;
  --accent:#b08d57;
  --accent-dark:#8f7042;
  --font:'Jost',system-ui,sans-serif;
  --tr:all .35s ease;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--dark);background:var(--white);line-height:1.65;font-weight:300}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

/* i18n: se muestra solo el idioma activo */
html[data-lang="es"] .lang-en{display:none!important}
html[data-lang="en"] .lang-es{display:none!important}

/* Tipografia */
h1,h2,h3{font-weight:400;letter-spacing:.12em;text-transform:uppercase;line-height:1.25}
.section-title{font-size:clamp(1.4rem,3vw,2.1rem);margin-bottom:.6em;position:relative;display:inline-block}
.section-title::after{content:"";display:block;width:56px;height:2px;background:var(--accent);margin-top:14px}
.center .section-title::after{margin-left:auto;margin-right:auto}
.center{text-align:center}
.lead{font-size:1.06rem;color:#444;max-width:760px}
strong{font-weight:500}

/* Layout */
.container{width:min(1180px,92%);margin-inline:auto}
section{padding:90px 0}
.section-dark{background:var(--dark);color:var(--light)}
.section-dark .lead{color:#c9c9c9}
.section-light{background:var(--light)}

/* Header */
.site-header{position:fixed;inset:0 0 auto 0;z-index:100;padding:18px 0;transition:var(--tr);background:transparent}
.site-header.scrolled,.site-header.solid{background:rgba(20,20,20,.96);padding:10px 0;box-shadow:0 2px 18px rgba(0,0,0,.25)}
.header-inner{display:flex;align-items:center;justify-content:space-between}
.logo img{height:58px;transition:var(--tr);filter:drop-shadow(0 1px 4px rgba(0,0,0,.4))}
.site-header.scrolled .logo img{height:44px}
.main-nav ul{display:flex;gap:34px;align-items:center}
.main-nav a{color:var(--white);font-size:.82rem;letter-spacing:.18em;text-transform:uppercase;position:relative;padding:4px 0}
.main-nav a::after{content:"";position:absolute;left:0;bottom:-3px;width:0;height:1.5px;background:var(--accent);transition:var(--tr)}
.main-nav a:hover::after,.main-nav a.active::after{width:100%}
.main-nav a.active{color:var(--accent)}

/* selector de idioma */
.lang-switch{display:flex;gap:6px;border:1px solid rgba(255,255,255,.35);border-radius:3px;overflow:hidden}
.lang-switch button{background:none;border:none;color:var(--white);font-family:var(--font);font-size:.78rem;letter-spacing:.1em;padding:5px 10px;cursor:pointer;transition:var(--tr)}
.lang-switch button.on{background:var(--accent);color:var(--dark)}

/* menu movil */
.burger{display:none;background:none;border:none;cursor:pointer;z-index:110}
.burger span{display:block;width:26px;height:2px;background:var(--white);margin:6px 0;transition:var(--tr)}
@media(max-width:920px){
  .burger{display:block}
  .main-nav{position:fixed;inset:0;background:rgba(15,15,15,.97);display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:var(--tr)}
  .main-nav.open{opacity:1;pointer-events:auto}
  .main-nav ul{flex-direction:column;gap:28px;text-align:center}
  .main-nav a{font-size:1.05rem}
  body.nav-open .burger span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  body.nav-open .burger span:nth-child(2){opacity:0}
  body.nav-open .burger span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
}

/* Hero slider */
.hero{position:relative;height:100vh;min-height:560px;overflow:hidden;background:var(--dark)}
.slide{position:absolute;inset:0;opacity:0;transition:opacity 1.2s ease;background-size:cover;background-position:center}
.slide::before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(0,0,0,.35),rgba(0,0,0,.55))}
.slide.active{opacity:1}
.slide-caption{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;color:var(--white);padding:0 6%}
.slide-caption h2{font-size:clamp(1.5rem,4.5vw,3.2rem);letter-spacing:.16em;text-shadow:0 2px 14px rgba(0,0,0,.45);transform:translateY(24px);opacity:0;transition:all .9s ease .35s}
.slide-caption p{margin-top:14px;font-size:clamp(.85rem,1.6vw,1.05rem);letter-spacing:.28em;text-transform:uppercase;color:#e8e0d2;transform:translateY(24px);opacity:0;transition:all .9s ease .55s}
.slide.active .slide-caption h2,.slide.active .slide-caption p{transform:none;opacity:1}
.hero-dots{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);display:flex;gap:12px;z-index:5}
.hero-dots button{width:10px;height:10px;border-radius:50%;border:1px solid var(--white);background:transparent;cursor:pointer;transition:var(--tr)}
.hero-dots button.on{background:var(--accent);border-color:var(--accent)}

/* Botones */
.btn{display:inline-block;margin-top:34px;padding:13px 38px;border:1px solid currentColor;font-size:.8rem;letter-spacing:.24em;text-transform:uppercase;transition:var(--tr)}
.btn:hover{background:var(--accent);border-color:var(--accent);color:var(--dark)}

/* Pilares */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:48px;margin-top:60px}
.pillar{text-align:center;padding:0 10px}
.pillar .num{font-size:2.4rem;color:var(--accent);font-weight:200;letter-spacing:.05em}
.pillar h3{font-size:1rem;margin:18px 0 14px}
.pillar p{font-size:.95rem;color:#555}
.section-dark .pillar p{color:#bdbdbd}
@media(max-width:820px){.pillars{grid-template-columns:1fr;gap:38px}}

/* Grid de proyectos */
.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px;margin-top:56px}
.project-card{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--dark-2)}
.project-card img{width:100%;height:100%;object-fit:cover;transition:transform .8s ease,filter .8s ease}
.project-card:hover img{transform:scale(1.06);filter:brightness(.75)}
.project-card .tag{position:absolute;inset:auto 0 0 0;padding:44px 22px 18px;background:linear-gradient(transparent,rgba(0,0,0,.78));color:var(--white)}
.project-card .tag .code{font-size:1.15rem;letter-spacing:.2em;text-transform:uppercase}
.project-card .tag .zone{font-size:.75rem;letter-spacing:.3em;text-transform:uppercase;color:var(--accent);margin-top:2px}
.project-card .desc{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:26px;text-align:center;font-size:.86rem;color:#eee;background:rgba(10,10,10,.72);opacity:0;transition:var(--tr)}
.project-card:hover .desc{opacity:1}

/* tarjetas sin imagen */
.mini-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;margin-top:40px}
.mini-card{border:1px solid rgba(176,141,87,.35);padding:26px 18px;text-align:center;transition:var(--tr)}
.mini-card:hover{background:var(--dark-2);border-color:var(--accent)}
.mini-card .code{font-size:1rem;letter-spacing:.22em;text-transform:uppercase;color:var(--light)}
.mini-card .zone{font-size:.7rem;letter-spacing:.3em;text-transform:uppercase;color:var(--accent);margin-top:6px}

/* Quienes somos */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.split img{width:100%;object-fit:cover}
@media(max-width:860px){.split{grid-template-columns:1fr;gap:36px}}
.brands{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:18px;margin-top:48px}
.brands div{background:var(--white);border:1px solid #e4e0d9;display:flex;align-items:center;justify-content:center;padding:18px;min-height:86px}
.brands img{max-height:46px;object-fit:contain;filter:grayscale(1);opacity:.75;transition:var(--tr)}
.brands div:hover img{filter:none;opacity:1}
.big-claim{font-size:clamp(1.2rem,3vw,1.9rem);letter-spacing:.2em;text-transform:uppercase;text-align:center;margin-top:70px;color:var(--accent)}

/* Contacto */
.contact-wrap{display:grid;grid-template-columns:1fr 1.2fr;gap:60px;margin-top:50px}
@media(max-width:860px){.contact-wrap{grid-template-columns:1fr}}
.contact-data p{margin-bottom:16px;font-size:1rem}
.contact-data a{color:var(--accent)}
.contact-data .label{font-size:.72rem;letter-spacing:.3em;text-transform:uppercase;color:var(--grey);display:block;margin-bottom:2px}
form .field{margin-bottom:18px}
form input,form textarea{width:100%;padding:14px 16px;border:1px solid #d8d3ca;background:var(--white);font-family:var(--font);font-size:.95rem;transition:var(--tr)}
form input:focus,form textarea:focus{outline:none;border-color:var(--accent)}
form textarea{min-height:150px;resize:vertical}
.map-frame{margin-top:70px}
.map-frame iframe{width:100%;height:380px;border:0;filter:grayscale(.6)}

/* CTA banda */
.cta-band{background:var(--accent);color:var(--dark);text-align:center;padding:70px 0}
.cta-band h2{font-size:clamp(1.2rem,2.6vw,1.8rem)}
.cta-band .btn{border-color:var(--dark)}
.cta-band .btn:hover{background:var(--dark);color:var(--accent)}

/* Footer */
.site-footer{background:#0e0e0e;color:#b5b5b5;padding:64px 0 28px;font-size:.9rem}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:48px;align-items:start}
@media(max-width:820px){.footer-grid{grid-template-columns:1fr;text-align:center}}
.site-footer img.f-logo{height:64px;margin-bottom:18px}
@media(max-width:820px){.site-footer img.f-logo{margin-inline:auto}}
.site-footer h4{color:var(--white);font-size:.78rem;letter-spacing:.28em;text-transform:uppercase;margin-bottom:16px}
.site-footer a:hover{color:var(--accent)}
.footer-social{display:flex;gap:16px;margin-top:14px}
@media(max-width:820px){.footer-social{justify-content:center}}
.footer-social a{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border:1px solid #3a3a3a;border-radius:50%;transition:var(--tr)}
.footer-social a:hover{border-color:var(--accent);color:var(--accent)}
.footer-legal{margin-top:48px;padding-top:22px;border-top:1px solid #262626;display:flex;flex-wrap:wrap;gap:8px 26px;justify-content:space-between;font-size:.78rem;color:#7a7a7a}
.footer-legal ul{display:flex;gap:22px;flex-wrap:wrap}

/* Cabecera pagina interior */
.page-hero{height:46vh;min-height:320px;background-size:cover;background-position:center;position:relative;display:flex;align-items:flex-end}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(0,0,0,.3),rgba(0,0,0,.62))}
.page-hero h1{position:relative;color:var(--white);font-size:clamp(1.6rem,4vw,2.6rem);padding-bottom:54px}
.page-hero .container{position:relative}

/* WhatsApp flotante */
.wa-float{position:fixed;bottom:26px;right:26px;z-index:90;width:54px;height:54px;border-radius:50%;background:#25d366;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px rgba(0,0,0,.3);transition:var(--tr)}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:28px;height:28px;fill:#fff}

/* Animacion de aparicion */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s ease,transform .8s ease}
.reveal.visible{opacity:1;transform:none}

/* Pagina de detalle de proyecto */
.project-meta{display:flex;gap:40px;flex-wrap:wrap;margin:26px 0 6px;font-size:.8rem;letter-spacing:.22em;text-transform:uppercase;color:var(--grey)}
.project-meta span b{display:block;color:var(--dark);font-weight:400;font-size:.95rem;letter-spacing:.12em;margin-top:4px}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px;margin-top:46px}
.gallery a{display:block;aspect-ratio:4/3;overflow:hidden;background:var(--dark-2);cursor:zoom-in}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .7s ease}
.gallery a:hover img{transform:scale(1.05)}
.gallery-note{margin-top:54px}
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(8,8,8,.94);display:none;align-items:center;justify-content:center}
.lightbox.open{display:flex}
.lightbox img{max-width:92vw;max-height:88vh;object-fit:contain}
.lightbox button{position:absolute;background:none;border:none;color:#fff;cursor:pointer;font-size:2.2rem;line-height:1;padding:14px;opacity:.75;transition:var(--tr)}
.lightbox button:hover{opacity:1;color:var(--accent)}
.lb-close{top:14px;right:20px}
.lb-prev{left:12px;top:50%;transform:translateY(-50%)}
.lb-next{right:12px;top:50%;transform:translateY(-50%)}
.back-link{display:inline-block;margin-top:40px;font-size:.8rem;letter-spacing:.24em;text-transform:uppercase;color:var(--accent)}