:root{
  --slate:#15304F; --slate-2:#1F4474; --green:#A7B457; --green-h:#BAC66C; --green-d:#5E6A1F; --veil:#F2F3F1; --paper:#FFFFFF;
  --ink:#1B2124; --vein:#6E797E; --line:#D7DBD9; --brass:#1F4474; --brass-d:#15304F;
  --serif:"Marcellus", Georgia, serif; --sans:"Figtree", system-ui, sans-serif;
  --wrap:1200px; --r:4px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;font:400 1.0625rem/1.6 var(--sans);color:var(--ink);background:var(--veil)}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--slate-2);outline-offset:3px}
.hero :focus-visible,.cat-head :focus-visible,.reviews :focus-visible,.site-foot :focus-visible{outline-color:var(--green)}
h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.12;margin:0 0 .5em;letter-spacing:.005em}
h1{font-size:clamp(2.4rem,5.2vw,4.4rem)}
h2{font-size:clamp(1.8rem,3.4vw,2.7rem)}
h3{font-size:1.35rem}
p{margin:0 0 1em;max-width:62ch}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
@media (max-width:600px){.wrap{padding:0 16px}}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* header */
.site-head{position:sticky;top:0;z-index:40;background:#fff;color:var(--slate);border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(21,48,79,.04)}
.site-head .wrap{display:flex;align-items:center;gap:24px;height:84px}
.brand{display:block;line-height:0}
.brand img{height:60px;width:auto}
@media (max-width:600px){.brand img{height:40px}}
.nav-links{display:flex;gap:22px;margin-left:auto;align-items:center}
.nav-links a{text-decoration:none;font-size:.95rem;color:#3A4A5C}
.nav-links a:hover,.nav-links a[aria-current]{color:var(--slate-2);text-decoration:underline;text-underline-offset:6px}
.nav-links .btn{background:var(--slate-2);color:#fff;text-decoration:none}
.nav-links .btn:hover{background:var(--slate);color:#fff}
.lang-btn{background:none;border:1px solid var(--slate-2);color:var(--slate-2);border-radius:var(--r);padding:6px 10px;font:600 .8rem var(--sans);cursor:pointer}
.menu-btn{display:none;margin-left:auto;background:none;border:0;color:var(--slate-2);font-size:1.7rem;line-height:1;padding:6px;cursor:pointer}
@media (max-width:860px){
  .menu-btn{display:block}
  .nav-links{display:none;position:absolute;top:84px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 8px 16px rgba(21,48,79,.08);flex-direction:column;align-items:flex-start;padding:16px 24px 24px;gap:16px}
  .nav-links.open{display:flex}
}

.btn{display:inline-block;background:var(--green);color:#13243A;text-decoration:none;border:0;border-radius:var(--r);padding:12px 20px;font:600 1rem var(--sans);cursor:pointer}
.btn:hover{background:var(--green-h)}
.light-btn{background:var(--slate-2);color:#fff}.light-btn:hover{background:var(--slate)}
.btn.ghost{background:transparent;border:1px solid currentColor;color:#fff}
.btn.ghost:hover{background:rgba(255,255,255,.08)}

/* hero: slider de proyectos con zoom lento */
.hero{position:relative;color:#fff;min-height:min(86vh,760px);display:flex;align-items:flex-end;overflow:hidden;background:var(--slate)}
.slides{position:absolute;inset:0}
.slide{position:absolute;inset:0;opacity:0;transition:opacity 1.4s ease}
.slide img{width:100%;height:100%;object-fit:cover;transform:scale(1);will-change:transform}
.slide.is-on{opacity:1}
.slide.is-zoom img{animation:kenburns 8s ease-out forwards}
@keyframes kenburns{from{transform:scale(1)}to{transform:scale(1.14)}}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(13,30,50,.82) 0%,rgba(13,30,50,.55) 38%,rgba(13,30,50,0) 70%),linear-gradient(0deg,rgba(13,30,50,.55) 0%,rgba(13,30,50,0) 40%)}
.hero-inner{position:relative;width:100%;padding-top:96px;padding-bottom:64px}
.hero-copy{max-width:600px}
.hero-copy p{color:#E3E9EE;font-size:1.15rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.dots{display:flex;gap:8px;margin-top:40px}
.dots button{width:28px;height:4px;border:0;padding:0;background:rgba(255,255,255,.4);cursor:pointer;border-radius:2px}
.dots button[aria-current=true]{background:var(--green)}
@media (max-width:700px){
  .hero{min-height:620px}
  .hero-shade{background:linear-gradient(0deg,rgba(13,30,50,.92) 0%,rgba(13,30,50,.6) 55%,rgba(13,30,50,.15) 100%)}
  .hero-inner{padding-bottom:40px}
}
@media (prefers-reduced-motion:reduce){.slide.is-zoom img{animation:none}}

section{padding:88px 0}
@media (max-width:600px){section{padding:60px 0}}
.lede{color:var(--vein);font-size:1.1rem}

/* proveedores */
.suppliers{background:var(--paper)}
.sup-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:40px}
.sup{border-top:3px solid var(--slate-2);padding-top:24px}
.sup h3{font-size:1.7rem}
.sup .count{font-family:var(--serif);font-size:2.6rem;line-height:1}
.sup .count span{font-family:var(--sans);font-size:.95rem;color:var(--vein);margin-left:6px}
.sup ul{list-style:none;padding:0;margin:18px 0 22px;display:flex;flex-wrap:wrap;gap:8px}
.sup li a{display:block;border:1px solid var(--line);border-radius:var(--r);padding:8px 12px;text-decoration:none;font-size:.95rem}
.sup li a:hover{border-color:var(--slate);background:var(--veil)}
@media (max-width:760px){.sup-grid{grid-template-columns:1fr}}

/* destacados */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:32px}
@media (max-width:900px){.feat-grid{grid-template-columns:repeat(2,1fr)}}

/* tarjetas de slab (portada y catalogo) */
.slab{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-align:left;padding:0;font:inherit;color:inherit;cursor:pointer;display:flex;flex-direction:column;width:100%}
.slab:hover{border-color:var(--slate)}
.slab .ph{aspect-ratio:16/10;background:#E4E7E5;overflow:hidden}
.slab .ph img{width:100%;height:100%;object-fit:cover}
.slab .meta{padding:12px 14px 14px;display:flex;flex-direction:column;gap:2px}
.slab .nm{font-family:var(--serif);font-size:1.12rem;line-height:1.25}
.slab .ty{font-size:.88rem;color:var(--vein)}
.slab .sup-tag{font-size:.78rem;color:var(--vein);margin-top:6px}
.slab .stock{font-size:.85rem;color:var(--ink);font-weight:600}

/* servicios */
.services{background:var(--paper)}
.serv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:36px}
.serv-grid h3{font-size:1.2rem}
.serv-grid p{color:var(--vein);font-size:.98rem}
@media (max-width:900px){.serv-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.serv-grid{grid-template-columns:1fr}}

/* proceso: es una secuencia real, por eso va numerado */
.steps{list-style:none;padding:0;margin:40px 0 0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:s}
.steps li{counter-increment:s;padding:0 24px 0 0;border-left:1px solid var(--line);padding-left:20px}
.steps li::before{content:counter(s);display:block;font-family:var(--serif);font-size:2.4rem;color:var(--brass);line-height:1;margin-bottom:14px}
.steps p{color:var(--vein);font-size:.98rem}
@media (max-width:860px){.steps{grid-template-columns:1fr 1fr;row-gap:32px}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}

/* reseñas */
.reviews{background:var(--slate);color:#fff}
.rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:32px}
.rev-grid blockquote{margin:0;font-family:var(--serif);font-size:1.25rem;line-height:1.45}
.rev-grid cite{display:block;margin-top:12px;font:400 .9rem var(--sans);color:#AEB8BC;font-style:normal}
.rev-note{color:#AEB8BC;font-size:.85rem;margin-top:28px}
@media (max-width:860px){.rev-grid{grid-template-columns:1fr}}

/* cotizacion */
.quote .wrap{display:grid;grid-template-columns:5fr 7fr;gap:56px}
.contact-list{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:10px}
.contact-list a{font-weight:600}
form.q{display:grid;grid-template-columns:1fr 1fr;gap:16px;background:var(--paper);padding:28px;border:1px solid var(--line);border-radius:var(--r)}
form.q .full{grid-column:1/-1}
label{display:block;font-size:.9rem;font-weight:600;margin-bottom:6px}
input,select,textarea{width:100%;font:inherit;padding:11px 12px;border:1px solid #BFC5C3;border-radius:var(--r);background:#fff;color:var(--ink)}
textarea{min-height:120px;resize:vertical}
.form-ok{grid-column:1/-1;color:var(--slate);font-weight:600;margin:0}
@media (max-width:860px){.quote .wrap{grid-template-columns:1fr}form.q{grid-template-columns:1fr}}

/* footer */
.site-foot{background:#0F2238;color:#AEB8BC;padding:48px 0;font-size:.92rem}
.site-foot .wrap{display:grid;grid-template-columns:2fr 3fr;gap:32px}
.site-foot strong{color:#fff;font-family:var(--serif);font-weight:400;font-size:1.2rem}
.site-foot a{color:#fff}
@media (max-width:760px){.site-foot .wrap{grid-template-columns:1fr}}

/* ===== catalogo ===== */
.cat-head{background:var(--slate);color:#fff;padding:56px 0 0}
.cat-head p{color:#CBD3D6}
.cat-meta{font-size:.9rem;color:#AEB8BC}
.sup-tabs{display:flex;gap:4px;margin-top:28px;flex-wrap:wrap}
.sup-tabs button{background:transparent;color:#CBD3D6;border:0;border-bottom:3px solid transparent;padding:14px 18px;font:600 1rem var(--sans);cursor:pointer}
.sup-tabs button[aria-selected=true]{color:#fff;border-bottom-color:var(--green)}
.toolbar{position:sticky;top:84px;z-index:30;background:var(--veil);border-bottom:1px solid var(--line);padding:14px 0}
.toolbar .wrap{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.coll{display:flex;gap:6px;flex-wrap:wrap}
.chip{background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 14px;font:500 .92rem var(--sans);cursor:pointer;color:var(--ink)}
.chip[aria-pressed=true]{background:var(--slate);border-color:var(--slate);color:#fff}
.toolbar select,.toolbar input{width:auto;padding:8px 10px;font-size:.92rem}
.toolbar input[type=search]{flex:1;min-width:200px}
.result-line{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:22px 0 6px;color:var(--vein);font-size:.95rem}
.sup-note{display:flex;gap:10px;align-items:center;background:#fff;border:1px solid var(--line);border-left:3px solid var(--brass);padding:10px 14px;border-radius:var(--r);font-size:.92rem;color:var(--ink)}
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:18px;padding:16px 0 80px}
.empty{padding:60px 0;text-align:center;color:var(--vein)}
.linkbtn{background:none;border:0;color:var(--slate);text-decoration:underline;font:inherit;cursor:pointer;padding:0}

/* modal */
dialog.slab-dlg{border:0;padding:0;max-width:1000px;width:calc(100% - 32px);max-height:calc(100vh - 32px);border-radius:var(--r);background:var(--paper);color:var(--ink)}
dialog.slab-dlg::backdrop{background:rgba(15,21,24,.72)}
.dlg-in{display:grid;grid-template-columns:3fr 2fr}
.dlg-photo{background:#E4E7E5;display:flex;align-items:center;justify-content:center;min-height:320px}
.dlg-photo img{max-height:70vh;width:100%;object-fit:contain}
.dlg-info{padding:28px;overflow:auto;max-height:calc(100vh - 32px)}
.dlg-close{position:absolute;top:10px;right:10px;background:#fff;border:1px solid var(--line);border-radius:var(--r);width:38px;height:38px;font-size:1.2rem;cursor:pointer}
.lot-list{list-style:none;padding:0;margin:12px 0 22px;display:grid;gap:8px}
.lot-list button{display:flex;gap:12px;align-items:center;width:100%;background:var(--veil);border:1px solid transparent;border-radius:var(--r);padding:8px;text-align:left;font:inherit;cursor:pointer;color:inherit}
.lot-list button[aria-current=true]{border-color:var(--slate);background:#fff}
.lot-list img{width:64px;height:40px;object-fit:cover;flex:none}
.lot-list small{display:block;color:var(--vein)}
.dlg-actions{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
@media (max-width:760px){.dlg-in{grid-template-columns:1fr}.dlg-info{max-height:none}}

.foot-logo{height:56px;width:auto;margin-bottom:14px}
form.q .btn,.dlg-actions .btn{background:var(--slate-2);color:#fff}form.q .btn:hover,.dlg-actions .btn:hover{background:var(--slate)}
.form-ok{color:var(--slate-2)}

/* reconocimientos */
.recog{background:#fff;border-bottom:1px solid var(--line)}
.recog .wrap{display:flex;flex-wrap:wrap;gap:12px 36px;align-items:center;justify-content:center;padding-top:18px;padding-bottom:18px}
.recog-item{display:flex;align-items:center;gap:10px;margin:0;font-weight:600;color:var(--slate);font-size:.98rem}
.recog-item svg{width:22px;height:22px;fill:var(--green-d);flex:none}
.recog-mini{list-style:none;padding:0;margin:0 0 8px;display:flex;flex-wrap:wrap;gap:8px}
.recog-mini li{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 12px;font-size:.88rem;font-weight:600;color:var(--slate)}

/* inspiracion */
.inspiration{background:var(--paper)}
.insp-filter{margin:8px 0 24px}
.ph-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:220px;grid-auto-flow:dense;gap:12px}
.ph-tile{padding:0;border:0;background:#E4E7E5;cursor:zoom-in;overflow:hidden;border-radius:var(--r)}
.ph-grid .ph-tile:nth-child(1){grid-column:span 2;grid-row:span 2}
.ph-grid .ph-tile:nth-child(6){grid-column:span 2}
.ph-tile img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.ph-tile:hover img{transform:scale(1.04)}
.ph-tile[hidden]{display:none}
@media (max-width:860px){.ph-grid{grid-template-columns:1fr 1fr;grid-auto-rows:160px}}
dialog.ph-dlg{border:0;padding:0;background:transparent;max-width:min(1200px,calc(100% - 32px));max-height:calc(100vh - 32px)}
dialog.ph-dlg::backdrop{background:rgba(10,20,34,.85)}
dialog.ph-dlg img{max-width:100%;max-height:calc(100vh - 40px);display:block;margin:auto}
.insp-reviews{margin-top:64px;border-top:1px solid var(--line);padding-top:40px}
.insp-reviews .rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:20px}
.insp-reviews figure{margin:0;background:var(--veil);border-radius:var(--r);padding:22px}
.insp-reviews blockquote{margin:0;font-family:var(--serif);font-size:1.12rem;line-height:1.5;color:var(--ink)}
.insp-reviews figcaption{margin-top:12px;font-size:.9rem;color:var(--vein)}
.insp-reviews .rev-note{color:var(--vein);margin-top:20px}
@media (max-width:860px){.insp-reviews .rev-grid{grid-template-columns:1fr}}

/* botones flotantes */
.fab{position:fixed;right:18px;bottom:18px;z-index:60;display:flex;flex-direction:column;gap:10px;align-items:flex-end}
.fab a{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;border-radius:999px;padding:12px 18px 12px 14px;font-weight:600;font-size:.95rem;box-shadow:0 6px 18px rgba(10,20,34,.25)}
.fab svg{width:24px;height:24px;fill:#fff;flex:none}
.fab-wa{background:#1E9E4A}.fab-wa:hover{background:#178A3F}
.fab-call{background:var(--slate-2)}.fab-call:hover{background:var(--slate)}
@media (max-width:600px){.fab a span{display:none}.fab a{padding:14px}}

[hidden]{display:none!important}

/* paginas internas */
.page-head{background:var(--slate);color:#fff;padding:56px 0 48px}
.page-head p{color:#CBD3D6;max-width:62ch;margin-bottom:0}
.cat-head.page-head{padding-bottom:0}
.sec-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px;flex-wrap:wrap}
.sec-head h2{margin-bottom:.3em}
.more{color:var(--slate-2);font-weight:600;text-underline-offset:4px}
.ph-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:20px}
.ph-strip .ph-tile{aspect-ratio:4/3;display:block}
@media (max-width:760px){.ph-strip{grid-template-columns:1fr 1fr}}
.cta-band{background:var(--slate);color:#fff;padding:56px 0}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-band h2{margin-bottom:.2em}.cta-band p{color:#CBD3D6;margin:0}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.map-sec{padding:0}
.map-sec iframe{display:block;width:100%;height:380px;border:0}
.nav-links .btn[aria-current]{color:#fff;text-decoration:none}