@font-face{font-family:Corm;src:url(../fuentes/cormorant-garamond-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:Corm;src:url(../fuentes/cormorant-garamond-latin-500-normal.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:Corm;src:url(../fuentes/cormorant-garamond-latin-400-italic.woff2) format("woff2");font-style:italic;font-weight:400;font-display:swap}
@font-face{font-family:Int;src:url(../fuentes/inter-latin-300-normal.woff2) format("woff2");font-weight:300;font-display:swap}
@font-face{font-family:Int;src:url(../fuentes/inter-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:Int;src:url(../fuentes/inter-latin-500-normal.woff2) format("woff2");font-weight:500;font-display:swap}
:root{--bg:#F3F0EA;--ink:#1B1B1A;--mute:#5E5A54;--line:#D3CDC3;--soft:#E9E4DB;--w:1200px;--g:24px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font:400 17px/1.6 Int,system-ui,sans-serif;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
.wrap{max-width:var(--w);margin:0 auto;padding:0 var(--g)}
.lab{font-size:12px;letter-spacing:.28em;text-transform:uppercase;font-weight:500;color:var(--mute)}
h1,h2,h3{font-family:Corm,Georgia,serif;font-weight:500;line-height:1.05;letter-spacing:-.005em}
h1{font-size:clamp(44px,6.4vw,84px)}
h2{font-size:clamp(34px,4.2vw,56px)}
h3{font-size:clamp(26px,2.4vw,32px)}
em{font-family:Corm,Georgia,serif;font-style:italic;font-size:1.06em}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--bg);padding:10px 16px;z-index:50}
.skip:focus{left:12px;top:12px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.maqueta{background:var(--ink);color:var(--bg);font-size:12px;letter-spacing:.2em;text-transform:uppercase;text-align:center;padding:6px 12px}
/* cabecera */
.hd{position:sticky;top:0;z-index:20;background:rgba(243,240,234,.94);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.hd .wrap{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo img{height:44px;width:auto}
.nav{display:flex;gap:34px;font-size:14px;letter-spacing:.08em}
.nav a{text-decoration:none;padding:6px 0;border-bottom:1px solid transparent}
.nav a:hover,.nav a[aria-current]{border-color:var(--ink)}
.burger{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer}
.burger span{display:block;width:24px;height:1.5px;background:var(--ink);margin:6px auto}
/* botones */
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.btn{display:inline-block;padding:15px 26px;font-size:14px;letter-spacing:.08em;text-decoration:none;border:1px solid var(--ink);background:var(--ink);color:var(--bg)}
.btn.ghost{background:transparent;color:var(--ink)}
.btn:hover{opacity:.85}
/* secciones */
section{padding:96px 0}
.sec-hd{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:44px}
.sec-hd p{max-width:520px;color:var(--mute)}
.sec-hd .lab{margin-bottom:14px}
.more{font-size:14px;letter-spacing:.08em;white-space:nowrap}
/* hero */
.hero{padding:64px 0 88px}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.hero .lab{margin-bottom:26px}
.hero p.lead{font-size:19px;max-width:520px;margin-top:28px;color:#3a3936}
figure figcaption{font-size:12px;letter-spacing:.06em;color:var(--mute);margin-top:10px}
.ratio{aspect-ratio:4/5;object-fit:cover;width:100%;background:var(--soft)}
/* tarjetas */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.card{text-decoration:none;display:block}
.card .ph{overflow:hidden}
.card img{transition:transform .6s ease}
.card:hover img{transform:scale(1.03)}
.card h3{margin-top:18px}
.card .meta{font-size:14px;color:var(--mute);margin-top:6px}
/* servicios */
.serv{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}
.serv article{border-top:1px solid var(--ink);padding-top:24px}
.serv h3{margin-bottom:14px}
.serv p{color:#3a3936;font-size:16px}
.serv ul{list-style:none;margin-top:18px;font-size:14px;color:var(--mute)}
.serv li{padding:7px 0;border-bottom:1px solid var(--line)}
/* proceso */
.alt{background:var(--soft)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;counter-reset:s}
.steps li{list-style:none;border-top:1px solid var(--ink);padding-top:20px;font-size:16px}
.steps b{display:block;font-family:Corm,serif;font-weight:500;font-size:44px;line-height:1;margin-bottom:14px}
.steps strong{display:block;font-weight:500;margin-bottom:6px}
/* oficina */
.of{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px}
.of p{margin-bottom:18px;max-width:620px}
.cred{border-top:1px solid var(--ink);border-bottom:1px solid var(--line);padding:18px 0;margin-top:28px;font-size:15px}
.cred span{display:block;color:var(--mute);font-size:13px;margin-top:2px}
/* contacto */
.dark{background:var(--ink);color:var(--bg)}
.dark .lab,.dark .muted{color:#A8A399}
.dark .btn{background:var(--bg);color:var(--ink);border-color:var(--bg)}
.dark .btn.ghost{background:transparent;color:var(--bg)}
.ct{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:end}
.ct p{max-width:560px;margin-top:22px}
.ct-list{list-style:none;max-width:600px;margin-top:14px;font-size:16px}
.ct-list li{padding:10px 0;border-top:1px solid #3a3936}
.ct-list strong{font-weight:500}
.ct dl{font-size:15px}
.ct dt{color:#A8A399;font-size:12px;letter-spacing:.2em;text-transform:uppercase;margin-top:18px}
.ct dd a{text-decoration:none;border-bottom:1px solid #6E6A63}
/* pie */
.ft{border-top:1px solid var(--line);padding:44px 0;font-size:13px;color:var(--mute)}
.ft .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.ft img{height:34px;width:auto}
/* ficha de proyecto */
.crumb{font-size:13px;color:var(--mute);padding-top:40px}
.crumb a{text-decoration:none;border-bottom:1px solid var(--line)}
.ph-hd{padding-top:28px;padding-bottom:48px}
.ph-hd .lab{margin-bottom:18px}
.ficha{display:grid;grid-template-columns:.85fr 1.15fr;gap:64px;align-items:start}
.datos{border-top:1px solid var(--ink);font-size:15px}
.datos div{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:13px 0;border-bottom:1px solid var(--line)}
.datos dt{color:var(--mute);font-size:12px;letter-spacing:.18em;text-transform:uppercase;padding-top:3px}
.pend{display:inline-block;border:1px dashed var(--mute);padding:0 8px;color:var(--mute);font-size:13px}
.txt p{font-size:19px;margin-bottom:20px;max-width:640px}
.txt h4{font-size:12px;letter-spacing:.28em;text-transform:uppercase;font-weight:500;color:var(--mute);margin:34px 0 10px}
.txt ul{list-style:none;font-size:15px}
.txt li{padding:6px 0;border-bottom:1px solid var(--line)}
.gal{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;align-items:start;grid-auto-flow:dense}
.gal .wide{grid-column:span 2}
.gal .pano{grid-column:1/-1}
.nat{width:100%;height:auto;background:#fff}
.tec{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:end}
.tec .full{grid-column:1/-1}
.pn{display:flex;justify-content:space-between;gap:24px;border-top:1px solid var(--line);padding-top:28px;font-size:14px;letter-spacing:.06em}
.pn a{text-decoration:none}
.pn small{display:block;color:var(--mute);font-size:12px;letter-spacing:.2em;text-transform:uppercase;margin-bottom:4px}
/* servicios */
.serv .more{display:inline-block;margin-top:18px}
.chips{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:34px;font-size:14px}
.chips a{text-decoration:none;border-bottom:1px solid var(--line);padding:4px 0}
.chips a:hover{border-color:var(--ink)}
.filtros{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.filtros button{font:inherit;font-size:14px;letter-spacing:.04em;padding:9px 16px;border:1px solid var(--ink);background:transparent;color:var(--ink);cursor:pointer}
.filtros button.on{background:var(--ink);color:var(--bg)}
.srvs{border-top:1px solid var(--ink)}
.srv{display:grid;grid-template-columns:90px 1fr;gap:24px;padding:34px 0;border-bottom:1px solid var(--line);scroll-margin-top:96px}
.srv[hidden]{display:none}
.srv-n{font-family:Corm,serif;font-size:36px;line-height:1;color:var(--mute)}
.srv h3{margin-bottom:12px}
.srv .nec{font-size:18px;max-width:760px}
.srv .desc{margin-top:12px;font-size:15px}
.srv details{margin-top:18px;max-width:900px}
.srv summary{cursor:pointer;font-size:14px;letter-spacing:.06em;color:var(--ink);padding:6px 0;list-style:none}
.srv summary::-webkit-details-marker{display:none}
.srv summary::before{content:"+";display:inline-block;width:18px}
.srv details[open] summary::before{content:"–"}
.srv-d{display:grid;grid-template-columns:1fr 1fr;gap:24px 40px;padding:18px 0 8px}
.srv-d h4{font-size:12px;letter-spacing:.22em;text-transform:uppercase;font-weight:500;color:var(--mute);margin-bottom:8px}
.srv-d ul{list-style:none;font-size:15px}
.srv-d li{padding:6px 0;border-bottom:1px solid var(--line)}
.srv-d p{font-size:15px}
.srv-d .nota{font-size:13px;color:var(--mute);margin-bottom:4px}
.srv .btns{margin-top:22px}
.respaldo{background:var(--soft);padding:28px 32px;margin-bottom:40px;font-size:15px}
.respaldo .lab{margin-bottom:12px}
.respaldo p{margin-bottom:6px;max-width:760px}
.otras{display:flex;flex-wrap:wrap;gap:12px 28px;align-items:center;margin-top:48px;font-size:15px}
.otras a{text-decoration:none;border-bottom:1px solid var(--ink)}
/* lista proyectos */
.grid5{display:grid;grid-template-columns:repeat(3,1fr);gap:48px 32px}
/* Guía descargable (ficha 3.2) y página de la guía */
.guia{display:grid;grid-template-columns:104px 1fr;gap:22px;align-items:center;max-width:620px;margin:20px 0 6px;padding:18px;border:1px solid var(--line);background:#F8F6F1}
.guia-img img{width:104px;height:auto;box-shadow:0 2px 10px rgba(27,27,26,.14)}
.guia .lab{font-size:11px;letter-spacing:.24em}
.guia-t{font-family:Corm,serif;font-size:26px;line-height:1.1;margin-top:6px}
.guia-d{font-size:15px;color:#3a3936;margin-top:6px}
.guia-m{font-size:13px;color:var(--mute);margin-top:4px}
.guia-b{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:10px;font-size:14px;letter-spacing:.04em}
.vias article p.ref,.rural .ref{font-size:13px;color:var(--mute);margin-top:12px;letter-spacing:.04em}
.rural{border-top:1px solid var(--ink);margin-top:44px;padding-top:22px;max-width:760px}
.rural p{margin-top:10px}
.aviso{font-size:14px;color:var(--mute);margin-top:28px;max-width:760px}
.guia-listas{padding-top:0}
@media (max-width:960px){
 :root{--g:20px}
 section{padding:72px 0}
 .hero .wrap,.of,.ct,.ficha{grid-template-columns:1fr;gap:40px}
 .cards,.serv,.grid5{grid-template-columns:1fr 1fr}
 .steps{grid-template-columns:1fr 1fr}
 .gal{grid-template-columns:1fr 1fr}
 .gal .wide{grid-column:1/-1}
 .tec{grid-template-columns:1fr}
}
@media (max-width:640px){
 :root{--g:16px}
 body{font-size:16px}
 section{padding:60px 0}
 .hd .wrap{height:64px}
 .logo img{height:34px}
 .burger{display:block}
 .nav{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;gap:0;background:var(--bg);border-bottom:1px solid var(--line);padding:8px var(--g) 16px}
 .nav.open{display:flex}
 .nav a{padding:14px 0;border-bottom:1px solid var(--line)}
 .hero{padding:36px 0 56px}
 .cards,.serv,.grid5,.steps,.gal{grid-template-columns:1fr}
 .sec-hd{flex-direction:column;align-items:flex-start}
 .datos div{grid-template-columns:110px 1fr}
 .srv{grid-template-columns:1fr;gap:6px}
 .srv-n{font-size:26px}
 .srv-d{grid-template-columns:1fr}
 .btn{width:100%;text-align:center}
 .guia{grid-template-columns:76px 1fr;gap:16px;padding:14px}
 .guia-img img{width:76px}
 .guia-t{font-size:22px}
}