/* Layout: sitio corporativo de una sola página; portada fotográfica, obra insignia con corte del edificio piso por piso, grillas que colapsan a 1 columna en celular. Look único y claro (marca), sin modo oscuro. */
:root{
  --navy:#122D49; --navy-deep:#0B1D31; --navy-ink:#071422;
  --orange:#D5702F; --orange-ink:#B4561C; --orange-soft:#F0A46F;
  --paper:#F4F3F0; --white:#FFFFFF; --line:#D6DADF;
  --ink:#1B2330; --ink-2:#3B4655; --ink-3:#5A6573; --mute-on-dark:#AEBBCB;
  --display:'Archivo', 'Arial Black', system-ui, sans-serif;
  --body:'Public Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono:'IBM Plex Mono', ui-monospace, Menlo, monospace;
  color-scheme: light;
}
*{box-sizing:border-box}
body{margin:0}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:84px}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{background:var(--paper);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6}
img{max-width:100%;height:auto;display:block}
picture{display:contents}
picture>source{display:none}
a{color:var(--navy)}
a:hover{color:var(--orange-ink)}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px}
.wrap{max-width:1240px;margin:0 auto;padding-inline:24px}
@media (max-width:480px){.wrap{padding-inline:16px}}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0}
.eyebrow{font-family:var(--mono);font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--orange-ink);display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--orange)}
.on-dark .eyebrow{color:var(--orange-soft)}
.h2{font-stretch:125%;font-weight:800;font-size:clamp(30px,4vw,50px);line-height:1.04;text-transform:uppercase;color:var(--navy);margin-top:14px}
.on-dark .h2{color:var(--white)}
.lead{color:var(--ink-2);max-width:62ch}
.btn{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:600;font-size:16px;padding:15px 26px;border-radius:2px;border:1px solid transparent;cursor:pointer;font-family:var(--body);transition:background .15s,color .15s,border-color .15s}
.btn-orange{background:var(--orange);color:var(--white)}
.btn-orange:hover{background:var(--orange-ink);color:var(--white)}
.btn-ghost{border-color:rgba(255,255,255,.55);color:var(--white)}
.btn-ghost:hover{background:var(--white);color:var(--navy)}
.btn-navy{background:var(--navy);color:var(--white)}
.btn-navy:hover{background:var(--navy-deep);color:var(--white)}

/* Header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--white);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
.top .logo img{height:40px;width:auto}
.nav{display:flex;align-items:center;gap:30px;font-size:15px;font-weight:500}
.nav a{text-decoration:none;color:var(--navy)}
.nav a:hover{color:var(--orange-ink)}
.nav .btn{padding:11px 20px;color:var(--white)}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:2px;width:46px;height:46px;align-items:center;justify-content:center;cursor:pointer;color:var(--navy)}
@media (max-width:860px){
  .menu-btn{display:inline-flex}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--white);flex-direction:column;align-items:stretch;gap:0;border-bottom:1px solid var(--line);padding:8px 16px 18px}
  .nav.open{display:flex}
  .nav a{padding:13px 4px;border-bottom:1px solid var(--line)}
  .nav .btn{margin-top:12px;justify-content:center;border-bottom:none}
}

/* Hero */
.hero{position:relative;background:var(--navy-deep);color:var(--white);overflow:hidden}
.hero>picture>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 40%}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,29,49,.93) 0%,rgba(11,29,49,.72) 48%,rgba(11,29,49,.12) 100%)}
.hero .wrap{position:relative;z-index:1;padding-block:clamp(90px,13vw,170px) 64px}
.hero h1{font-stretch:125%;font-weight:800;font-size:clamp(42px,7vw,96px);line-height:.98;text-transform:uppercase;max-width:14ch;margin-top:22px;letter-spacing:-.005em}
@media (max-width:560px){.hero h1{font-size:min(42px,calc((100vw - 48px)/11.3))}}
@media (max-width:480px){.hero h1{font-size:calc((100vw - 32px)/11.3)}}
.hero p{color:#D7DEE7;font-size:clamp(17px,1.6vw,20px);max-width:52ch;margin:26px 0 0}
.hero .ctas{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.hero .credit{margin-top:clamp(48px,7vw,90px);font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--mute-on-dark);text-transform:uppercase}

/* Stats */
.stats{background:var(--navy);color:var(--white)}
.stats .wrap{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.stat{padding:32px 22px;border-left:1px solid rgba(255,255,255,.14)}
.stat:first-child{border-left:none;padding-left:0}
.stat b{display:block;font-family:var(--display);font-stretch:125%;font-weight:800;font-size:clamp(30px,3.4vw,44px);line-height:1;font-variant-numeric:tabular-nums}
.stat span{display:block;color:#C4CFDC;font-size:15px;margin-top:10px;line-height:1.45}
@media (max-width:900px){.stats .wrap{grid-template-columns:repeat(2,minmax(0,1fr))}.stat{border-left:none;padding-left:0;border-top:1px solid rgba(255,255,255,.14)}.stat:nth-child(-n+2){border-top:none}}

section.block{padding-block:clamp(72px,9vw,120px)}

/* Obra destacada */
.feat-head{display:flex;flex-wrap:wrap;gap:24px 64px;align-items:flex-end;justify-content:space-between}
.feat-head>div{flex:1 1 520px;min-width:0}
.feat-head p{flex:1 1 360px;max-width:520px;margin:0;color:var(--ink-2)}
.gallery{display:grid;grid-template-columns:2fr 1fr 1fr;grid-template-rows:300px 220px;gap:12px;margin-top:44px}
.gallery button{padding:0;border:0;background:var(--navy);cursor:zoom-in;overflow:hidden;position:relative;min-width:0}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.gallery button:hover img{transform:scale(1.04)}
.gallery .g1{grid-row:span 2}
.gallery .g2{grid-column:span 2}
.gallery figcaption{position:absolute;left:0;bottom:0;background:rgba(7,20,34,.78);color:var(--white);font-family:var(--mono);font-size:11px;letter-spacing:.06em;padding:6px 10px;text-transform:uppercase}
@media (max-width:760px){.gallery{grid-template-columns:1fr 1fr;grid-template-rows:auto}.gallery button{aspect-ratio:4/3}.gallery .g1{grid-row:auto;grid-column:span 2}.gallery .g2{grid-column:span 2}}
.facts{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border-top:2px solid var(--navy);margin-top:44px}
.facts div{padding:20px 14px 20px 0;border-bottom:1px solid var(--line)}
.facts b{display:block;font-family:var(--display);font-stretch:112%;font-weight:800;font-size:32px;color:var(--navy);line-height:1;font-variant-numeric:tabular-nums}
.facts span{display:block;font-size:14px;color:var(--ink-3);margin-top:8px}
@media (max-width:760px){.facts{grid-template-columns:repeat(2,minmax(0,1fr))}}

.section-cut{display:flex;flex-wrap:wrap;gap:48px;margin-top:72px}
.section-cut .side{flex:1 1 300px;max-width:420px}
.section-cut h3{font-stretch:112%;font-weight:800;font-size:26px;color:var(--navy);text-transform:uppercase;line-height:1.1}
.section-cut .side p{color:var(--ink-2);margin:14px 0 0}
.section-cut h4{font-family:var(--mono);font-weight:500;font-size:13px;letter-spacing:.1em;color:var(--orange-ink);margin:32px 0 12px}
.section-cut ul{margin:0;padding-left:18px;color:#2A3442;font-size:16px;display:grid;gap:6px}
.floors{flex:999 1 540px;min-width:0;font-size:15px;border-bottom:1px solid var(--line)}
.floor{display:flex;border-top:1px solid var(--line);background:var(--white);transition:background .15s}
.floor:hover{background:#EEF1F5}
.floor .lv{width:62px;flex:none;background:var(--navy);color:var(--white);font-family:var(--mono);display:flex;align-items:center;justify-content:center;padding:13px 0}
.floor.pb .lv{background:var(--orange)}
.floor.ss{background:#E9EAEC}
.floor.ss .lv{background:#5E6B79}
.floor .uses{padding:13px 18px;color:#2A3442}

/* Más obras */
.works{background:var(--white);border-block:1px solid var(--line)}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-top:30px}
.filters button{font-family:var(--mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase;padding:9px 14px;border:1px solid var(--line);background:var(--white);color:var(--navy);cursor:pointer;border-radius:2px}
.filters button[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:var(--white)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px;margin-top:28px}
.card{background:var(--paper);display:flex;flex-direction:column}
.card .ph{aspect-ratio:4/3;overflow:hidden;background:var(--navy)}
.card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card:hover .ph img{transform:scale(1.04)}
.card .bd{padding:22px 22px 26px;display:flex;flex-direction:column;gap:8px}
.tags{display:flex;flex-wrap:wrap;gap:6px;font-family:var(--mono);font-size:12px;letter-spacing:.06em}
.tags span{background:var(--navy);color:var(--white);padding:3px 9px}
.tags .live{background:#F6DCCB;color:#7A3610}
.tags .alt{background:#E3E7EC;color:#263241}
.card h3{font-stretch:112%;font-weight:800;font-size:22px;color:var(--navy);line-height:1.15;margin-top:6px}
.card .where{font-size:14px;color:var(--ink-3)}
.card p{margin:2px 0 0;color:var(--ink-2);font-size:16px}

/* Cómo trabajamos */
.how{background:var(--navy-deep);color:var(--white)}
.how .wrap{display:flex;flex-wrap:wrap;gap:56px;align-items:center}
.how .txt{flex:1 1 460px;min-width:0}
.how .txt>p{color:#C4CFDC;max-width:56ch;margin:22px 0 0}
.how .pts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:38px}
.how .pts div{border-top:2px solid var(--orange);padding-top:14px}
.how .pts b{display:block;font-weight:600;font-size:17px}
.how .pts span{display:block;color:var(--mute-on-dark);font-size:15px;margin-top:6px}
.how .img{flex:1 1 400px;min-width:0}
.how .img img{width:100%;aspect-ratio:4/3.4;object-fit:cover}
@media (max-width:640px){.how .pts{grid-template-columns:1fr}}

/* Servicios */
.svc{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin-top:44px}
.svc article{background:var(--white);padding:28px 26px}
.svc svg{width:34px;height:34px;stroke:var(--orange-ink)}
.svc h3{font-stretch:112%;font-weight:700;font-size:19px;color:var(--navy);margin:16px 0 8px}
.svc p{margin:0;color:#4A5563;font-size:15px}
@media (max-width:1020px){.svc{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.svc{grid-template-columns:1fr}}
.also{margin:26px 0 0;color:var(--ink-2)}
.also strong{color:var(--navy)}

/* Equipo */
.team{background:var(--white);border-top:1px solid var(--line)}
.people{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;margin-top:44px}
.people article{border-top:3px solid var(--navy);padding-top:22px}
.people .ini{width:60px;height:60px;background:var(--navy);color:var(--white);display:flex;align-items:center;justify-content:center;font-family:var(--display);font-stretch:125%;font-weight:800;font-size:21px}
.people h3{font-stretch:112%;font-weight:800;font-size:22px;color:var(--navy);margin-top:18px}
.people .role{font-family:var(--mono);font-size:13px;color:var(--orange-ink);margin-top:2px}
.people p{margin:12px 0 0;color:var(--ink-2);font-size:16px}
@media (max-width:860px){.people{grid-template-columns:1fr}}

/* BIM + Prensa */
.duo{display:grid;grid-template-columns:minmax(0,1fr);gap:24px}
.duo>div{padding:52px 48px;display:flex;flex-direction:column;gap:14px;min-width:0}
.duo .bim p{max-width:68ch;font-size:18px}
.duo .bim{background:var(--navy);color:var(--white)}
.duo .bim p{color:#C4CFDC;margin:0}
.duo .press{background:var(--white);border:1px solid var(--line)}
.duo .press p{color:var(--ink-2);margin:0}
.duo h2{font-stretch:125%;font-weight:800;font-size:clamp(24px,2.4vw,30px);line-height:1.08;text-transform:uppercase}
.duo .press h2{color:var(--navy)}
.duo a.more{font-weight:600;margin-top:auto;padding-top:10px}
.duo .bim .eyebrow{color:var(--orange-soft)}
@media (max-width:820px){.duo{grid-template-columns:1fr}.duo>div{padding:34px 24px}}

/* Contacto */
.contact{background:var(--navy-deep);color:var(--white)}
.contact .wrap{display:flex;flex-wrap:wrap;gap:56px}
.contact .info{flex:1 1 360px;min-width:0}
.contact dl{display:grid;gap:22px;margin:38px 0 0}
.contact dt{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:#8FA0B5}
.contact dd{margin:4px 0 0;font-size:17px}
.todo{background:rgba(213,112,47,.18);color:var(--orange-soft);padding:1px 6px;font-family:var(--mono);font-size:14px}
.form{flex:1 1 440px;min-width:0;background:var(--white);color:var(--ink);padding:34px;display:grid;gap:16px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:520px){.form{padding:24px 18px}.form .row{grid-template-columns:1fr}}
.form label{display:grid;gap:6px;font-size:14px;font-weight:600;color:#263241}
.form input,.form textarea,.form select{font:inherit;font-weight:400;font-size:16px;padding:12px 14px;border:1px solid #B9C1CB;border-radius:2px;background:var(--white);color:var(--ink);width:100%}
.form input:focus,.form textarea:focus,.form select:focus{outline:2px solid var(--orange);outline-offset:0;border-color:var(--orange)}
.form .btn{justify-self:start}
.form .ok{background:#E6F0E8;color:#1E5A2E;padding:12px 14px;font-size:15px}
.form .err{color:#A02B1B;font-size:14px}

footer{background:var(--navy-ink);color:#8FA0B5;font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between;padding-block:36px}
footer img{height:34px;width:auto}

/* Lightbox */
.lb{position:fixed;inset:0;background:rgba(7,20,34,.94);z-index:100;display:flex;align-items:center;justify-content:center;padding:24px}
.lb img{max-height:86vh;max-width:min(1200px,100%);object-fit:contain}
.lb button{position:absolute;top:calc(14px + env(safe-area-inset-top,0px));right:14px;background:var(--white);color:var(--navy);border:0;width:46px;height:46px;font-size:24px;cursor:pointer;border-radius:2px}
.lb p{position:absolute;left:0;right:0;bottom:calc(16px + env(safe-area-inset-bottom,0px));text-align:center;color:#C4CFDC;font-family:var(--mono);font-size:13px;margin:0;padding-inline:16px}

/* Botón flotante de WhatsApp */
.wa-float{position:fixed;right:calc(18px + env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:40;width:54px;height:54px;border-radius:50%;background:var(--navy);color:var(--white);border:2px solid var(--white);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(7,20,34,.28);transition:background .15s,transform .15s}
.wa-float:hover{background:var(--orange);color:var(--white);transform:translateY(-2px)}
.form button[disabled]{opacity:.6;cursor:default}
.duo .bim-img{width:100%}