/* ===========================================================================
   Cordini Pubblicità — hoja de estilos del sitio
   Identidad: dark-teal + rojo acento, Montserrat. Mobile-first.
   =========================================================================== */
:root{
  --teal:#0c3d3a; --teal-deep:#082a28; --teal-soft:#15514c;
  --red:#c0392b; --red-bright:#e0412f;
  --ink:#10211f; --paper:#f6f5f1; --muted:#8aa3a0;
  --line:rgba(255,255,255,.12); --line-dark:#e7e6df;
  --teal-detail:#7fd9cf;
  --maxw:1160px;
  --header-h:72px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Montserrat',system-ui,-apple-system,sans-serif;color:var(--ink);
  background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 26px}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--red);margin-bottom:14px}
.eyebrow.light{color:var(--teal-detail)}
h2{font-size:clamp(28px,4vw,44px);font-weight:800;letter-spacing:-.03em;line-height:1.08}
h3{font-weight:700}
.lead-dark{font-size:18px;font-weight:300;color:#46615d;max-width:62ch;margin-top:18px}
.center{text-align:center}
.center .lead-dark{margin-left:auto;margin-right:auto}

/* botones --------------------------------------------------------------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:15px;
  padding:15px 28px;border-radius:10px;text-decoration:none;transition:.18s;cursor:pointer;border:none;font-family:inherit}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-bright);transform:translateY(-2px)}
.btn-ghost{border:1px solid var(--line);color:#fff;background:transparent}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.btn-dark{background:var(--teal);color:#fff}
.btn-dark:hover{background:var(--teal-soft);transform:translateY(-2px)}

/* ===========================================================================
   Header / nav (inyectado por site.js)
   =========================================================================== */
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;transition:background .25s,box-shadow .25s;
  background:transparent}
.site-header.solid,.site-header.scrolled{background:rgba(8,42,40,.96);
  backdrop-filter:blur(8px);box-shadow:0 1px 0 rgba(255,255,255,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;height:var(--header-h)}
.nav .logo img{height:38px;width:auto;display:block}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none}
.nav-links a{color:#fff;text-decoration:none;font-size:15px;font-weight:500;
  padding:9px 14px;border-radius:8px;transition:.16s;opacity:.9}
.nav-links a:hover{opacity:1;background:rgba(255,255,255,.08)}
.nav-links a.active{opacity:1;color:var(--teal-detail)}
.nav-cta{margin-left:8px}
.nav-cta.btn{padding:11px 20px;font-size:14px}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;z-index:60}
.nav-toggle span{display:block;width:26px;height:2px;background:#fff;margin:5px 0;transition:.25s;border-radius:2px}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
body.nav-open .nav-toggle span:nth-child(2){opacity:0}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media(max-width:840px){
  .nav-toggle{display:block}
  .nav-links{position:fixed;inset:0 0 0 auto;top:0;width:min(82vw,340px);height:100vh;
    flex-direction:column;align-items:flex-start;justify-content:center;gap:8px;
    background:var(--teal-deep);padding:90px 34px 40px;transform:translateX(100%);
    transition:transform .3s ease;box-shadow:-20px 0 50px rgba(0,0,0,.4)}
  body.nav-open .nav-links{transform:translateX(0)}
  .nav-links a{font-size:20px;width:100%;padding:12px 4px}
  .nav-cta{margin:14px 0 0}
  .nav-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.5);opacity:0;visibility:hidden;
    transition:.3s;z-index:45}
  body.nav-open .nav-backdrop{opacity:1;visibility:visible}
}

/* ===========================================================================
   Hero (home) + page-hero (interiores)
   =========================================================================== */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;color:#fff;
  background:radial-gradient(120% 120% at 82% 8%,var(--teal-soft) 0%,var(--teal) 45%,var(--teal-deep) 100%);overflow:hidden}
.grid-bg{position:absolute;inset:0;opacity:.13;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:54px 54px;transform:perspective(600px) rotateX(58deg) scale(2);transform-origin:bottom;
  mask-image:linear-gradient(to top,#000,transparent 70%)}
.corner{position:absolute;top:0;right:0;width:160px;height:160px;background:var(--red);clip-path:polygon(100% 0,100% 100%,0 0);pointer-events:none}
.hero-inner{position:relative;z-index:2;padding:140px 0 92px}
.since{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.34em;color:var(--red-bright);margin-bottom:22px}
.hero h1{font-size:clamp(38px,6.2vw,74px);font-weight:800;letter-spacing:-.035em;line-height:1.02;max-width:15ch}
.hero h1 em{font-style:normal;color:var(--teal-detail)}
.hero p.lead{margin-top:26px;font-size:clamp(17px,2.1vw,21px);font-weight:300;color:rgba(255,255,255,.84);max-width:55ch}
.cta-row{margin-top:38px;display:flex;flex-wrap:wrap;gap:14px}

/* hero interior compacto */
.page-hero{position:relative;color:#fff;overflow:hidden;
  background:radial-gradient(120% 140% at 85% 0%,var(--teal-soft) 0%,var(--teal) 48%,var(--teal-deep) 100%)}
.page-hero .grid-bg{opacity:.1}
.page-hero-inner{position:relative;z-index:2;padding:calc(var(--header-h) + 56px) 0 56px}
.page-hero h1{font-size:clamp(32px,5vw,54px);font-weight:800;letter-spacing:-.03em;line-height:1.05;max-width:18ch}
.page-hero p{margin-top:18px;font-size:clamp(16px,2vw,19px);font-weight:300;color:rgba(255,255,255,.82);max-width:58ch}
.crumbs{font-size:13px;letter-spacing:.04em;color:var(--teal-detail);margin-bottom:16px}
.crumbs a{text-decoration:none;opacity:.85}.crumbs a:hover{opacity:1}

/* ===========================================================================
   Secciones genéricas
   =========================================================================== */
section.block{padding:88px 0}
section.block.tight{padding:64px 0}
.section-dark{background:var(--teal);color:#fff}
.section-deep{background:var(--teal-deep);color:#fff}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:50px}
.stat .n{font-size:clamp(28px,4.2vw,44px);font-weight:800;color:var(--teal);letter-spacing:-.03em}
.section-dark .stat .n,.section-deep .stat .n{color:#fff}
.stat .l{font-size:14px;color:#5d756f;margin-top:4px}
.section-dark .stat .l,.section-deep .stat .l{color:rgba(255,255,255,.7)}

.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:50px}
.pillar{background:#fff;border:1px solid var(--line-dark);border-radius:16px;padding:32px 28px;transition:.2s}
.pillar:hover{transform:translateY(-4px);box-shadow:0 20px 40px -22px rgba(12,61,58,.4);border-color:#d6d5cc}
.pillar .ic{width:44px;height:44px;color:var(--red);margin-bottom:18px}
.pillar h3{font-size:20px}
.pillar p{font-size:15px;color:#5d756f;margin-top:9px}

.chips{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.chip{border:1px solid var(--line);border-radius:12px;padding:17px 23px;font-size:16px;font-weight:500;display:flex;align-items:center;gap:11px}
.chip::before{content:"";width:8px;height:8px;background:var(--red-bright);clip-path:polygon(0 0,100% 0,100% 100%)}

.brand-grid{display:flex;flex-wrap:wrap;gap:12px 14px;margin-top:36px}
.brand{font-size:16px;font-weight:600;color:var(--teal);background:#fff;border:1px solid var(--line-dark);border-radius:999px;padding:11px 24px}

/* franja CTA */
.cta-band{background:var(--red);color:#fff;text-align:center;padding:70px 0}
.cta-band h2{color:#fff}
.cta-band p{margin:14px auto 0;max-width:54ch;font-weight:300;font-size:18px;color:rgba(255,255,255,.92)}
.cta-band .btn{margin-top:30px;background:#fff;color:var(--red)}
.cta-band .btn:hover{background:#10211f;color:#fff;transform:translateY(-2px)}

/* ===========================================================================
   Galería (home preview + página Trabajos)
   =========================================================================== */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:46px}
.shot{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:4/3;background:#0a2c2a;cursor:pointer;
  border:none;padding:0;display:block;width:100%}
.shot img{width:100%;height:100%;object-fit:cover;transition:.4s}
.shot:hover img{transform:scale(1.06)}
.shot figcaption,.shot span{position:absolute;left:0;bottom:0;right:0;padding:26px 14px 12px;color:#fff;
  font-size:13px;font-weight:600;letter-spacing:.04em;text-align:left;
  background:linear-gradient(transparent,rgba(6,28,26,.85))}
.gallery-cap{font-size:14px;color:#5d756f;margin-top:22px}

/* filtros */
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.filter{font-family:inherit;font-size:14px;font-weight:600;cursor:pointer;border-radius:999px;
  padding:10px 18px;border:1px solid var(--line-dark);background:#fff;color:var(--teal);transition:.16s}
.filter:hover{border-color:var(--teal)}
.filter.active{background:var(--teal);color:#fff;border-color:var(--teal)}
.filter .ct{opacity:.55;font-weight:500;margin-left:6px;font-size:12px}

/* masonry para la página Trabajos */
.masonry{columns:4 260px;column-gap:14px;margin-top:30px}
.masonry .shot{aspect-ratio:auto;margin:0 0 14px;break-inside:avoid;display:block}
.masonry .shot img{height:auto;display:block}
.gallery-empty{padding:60px 0;color:#5d756f;text-align:center}

/* ===========================================================================
   Lightbox
   =========================================================================== */
.lb{position:fixed;inset:0;z-index:100;background:rgba(6,22,21,.95);display:none;
  align-items:center;justify-content:center;padding:20px}
.lb.open{display:flex}
.lb-img{max-width:92vw;max-height:84vh;border-radius:8px;box-shadow:0 30px 80px rgba(0,0,0,.6);object-fit:contain}
.lb-cap{position:absolute;bottom:22px;left:0;right:0;text-align:center;color:#fff;font-size:14px;font-weight:600;letter-spacing:.04em}
.lb-btn{position:absolute;background:rgba(255,255,255,.1);border:1px solid var(--line);color:#fff;
  width:50px;height:50px;border-radius:50%;font-size:24px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.16s}
.lb-btn:hover{background:rgba(255,255,255,.22)}
.lb-close{top:20px;right:20px}
.lb-prev{left:20px;top:50%;transform:translateY(-50%)}
.lb-next{right:20px;top:50%;transform:translateY(-50%)}
@media(max-width:600px){.lb-prev{left:8px}.lb-next{right:8px}.lb-btn{width:42px;height:42px;font-size:20px}}

/* ===========================================================================
   Servicios (página detalle)
   =========================================================================== */
.service{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center;padding:56px 0;border-bottom:1px solid var(--line-dark)}
.service:nth-child(even) .service-media{order:2}
.service-media{border-radius:16px;overflow:hidden;aspect-ratio:4/3;background:#0a2c2a}
.service-media img{width:100%;height:100%;object-fit:cover}
.service-body h3{font-size:clamp(22px,3vw,30px);font-weight:800;letter-spacing:-.02em}
.service-body .num{font-size:13px;font-weight:700;letter-spacing:.2em;color:var(--red);margin-bottom:10px}
.service-body p{color:#46615d;font-size:16px;margin-top:14px}
.service-body ul{margin-top:16px;list-style:none;display:grid;gap:8px}
.service-body li{font-size:15px;color:#3c5651;padding-left:22px;position:relative}
.service-body li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;background:var(--red);clip-path:polygon(0 0,100% 0,100% 100%)}

/* ===========================================================================
   Nosotros / Planta
   =========================================================================== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split img{border-radius:16px;width:100%}
.feature-list{display:grid;gap:18px;margin-top:8px}
.feature{display:flex;gap:16px;align-items:flex-start}
.feature .ic{flex:0 0 42px;width:42px;height:42px;color:var(--red)}
.feature h4{font-size:17px;font-weight:700}
.feature p{font-size:14.5px;color:#5d756f;margin-top:3px}
.section-dark .feature p,.section-deep .feature p{color:rgba(255,255,255,.72)}
.section-dark .feature .ic,.section-deep .feature .ic{color:var(--teal-detail)}
.timeline{margin-top:40px;border-left:2px solid var(--line);padding-left:28px;display:grid;gap:30px}
.tl-item{position:relative}
.tl-item::before{content:"";position:absolute;left:-35px;top:5px;width:12px;height:12px;border-radius:50%;background:var(--red-bright)}
.tl-item .yr{font-size:20px;font-weight:800;color:var(--teal-detail)}
.tl-item p{color:rgba(255,255,255,.78);font-size:15px;margin-top:4px}

/* ===========================================================================
   Contacto
   =========================================================================== */
.cwrap{display:grid;grid-template-columns:1fr 1fr;gap:46px;margin-top:40px;align-items:start}
.ctitle{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--teal-detail);margin:0 0 16px}
.cinfo{border-bottom:1px solid var(--line);padding:18px 0}
.cinfo .k{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.cinfo .v{font-size:18px;font-weight:600;margin-top:5px;word-break:break-word}
.cinfo a{color:#fff;text-decoration:none}
.cinfo a:hover{color:var(--teal-detail)}
form .f{margin-bottom:14px}
form label{display:block;font-size:13px;color:rgba(255,255,255,.8);margin-bottom:6px}
form input,form textarea{width:100%;background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:10px;
  padding:13px 15px;color:#fff;font-family:inherit;font-size:15px}
form input:focus,form textarea:focus{outline:none;border-color:var(--teal-detail);background:rgba(255,255,255,.1)}
form textarea{resize:vertical;min-height:120px}
form ::placeholder{color:rgba(255,255,255,.4)}
.formnote{font-size:12.5px;color:rgba(255,255,255,.55);margin-top:12px}
.form-status{margin-top:14px;font-size:14px;font-weight:600;display:none}
.form-status.ok{display:block;color:var(--teal-detail)}
.form-status.err{display:block;color:#ffb4a8}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none}

/* mapa embebido */
.map-embed{border-radius:16px;overflow:hidden;border:1px solid var(--line-dark);aspect-ratio:16/7;background:#dfe5e3}
.map-embed iframe{width:100%;height:100%;display:block;border:0}
@media(max-width:700px){.map-embed{aspect-ratio:4/3}}

/* whatsapp flotante */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:40;width:56px;height:56px;border-radius:50%;
  background:#25d366;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px rgba(0,0,0,.3);
  transition:.18s}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:30px;height:30px;fill:#fff}

/* ===========================================================================
   Footer
   =========================================================================== */
.site-footer{background:#061f1d;color:rgba(255,255,255,.6);padding:60px 0 34px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.foot-grid img.flogo{height:34px;margin-bottom:16px}
.foot-grid p{font-size:14px;line-height:1.7;max-width:34ch}
.foot-col h5{color:#fff;font-size:13px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:14px;font-weight:700}
.foot-col a{display:block;color:rgba(255,255,255,.6);text-decoration:none;font-size:14.5px;padding:5px 0;transition:.15s}
.foot-col a:hover{color:var(--teal-detail)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:42px;padding-top:24px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.45)}

/* ===========================================================================
   Animación de entrada (reveal)
   =========================================================================== */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ===========================================================================
   Responsive
   =========================================================================== */
@media(max-width:900px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .pillars{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .cwrap{grid-template-columns:1fr;gap:36px}
  .service{grid-template-columns:1fr;gap:26px;padding:42px 0}
  .service:nth-child(even) .service-media{order:0}
  .split{grid-template-columns:1fr;gap:30px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
  .foot-grid .foot-brand{grid-column:1/-1}
}
@media(max-width:560px){
  .wrap{padding:0 20px}
  .gallery{grid-template-columns:1fr 1fr;gap:10px}
  .masonry{columns:2 140px;column-gap:10px}
  .masonry .shot{margin-bottom:10px}
  .foot-grid{grid-template-columns:1fr}
  section.block{padding:64px 0}
}