:root{font-family:Arial,Helvetica,sans-serif;color:#212a31;background:#f5f5f3;scroll-behavior:smooth}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}a:focus-visible{outline:3px solid #a7866c;outline-offset:4px}.wrap{width:min(1280px,calc(100% - 80px));margin:auto}
header{background:#fff;border-bottom:1px solid #e4e5e3}header .wrap{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{width:255px;flex:none}.brand img{width:100%;height:auto}nav{display:flex;align-items:center;gap:33px;font-size:14px;font-weight:700}nav a:hover,.details a:hover{color:#98775e}nav .nav-cta{border:1px solid #59636b;padding:12px 18px}
.hero{position:relative;min-height:650px;background:#131b21;color:#fff;display:flex;align-items:center;isolation:isolate}.hero:before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(14,21,26,.98),rgba(14,21,26,.84) 37%,rgba(14,21,26,.22) 85%),url('edificio-multifamiliar.webp') center/cover}.hero .wrap{padding:100px 0}.eyebrow,.kicker{text-transform:uppercase;letter-spacing:.17em;font-size:13px;font-weight:700}.eyebrow{color:#d9c6b5}.hero h1{font:400 clamp(51px,6vw,83px)/1.08 Georgia,serif;letter-spacing:-.043em;max-width:720px;margin:24px 0}.hero p{font-size:20px;line-height:1.65;max-width:610px;color:#e2e5e6;margin:0 0 35px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:32px;background:#fff;color:#202a31;padding:18px 24px;min-height:58px;font-weight:700;font-size:15px}.button:hover{background:#e5e5e1}.button.dark{background:#202b32;color:#fff}.button.dark:hover{background:#3e4c53}.hero-note{position:absolute;right:40px;bottom:25px;background:rgba(10,18,23,.67);padding:8px 12px;font-size:12px;letter-spacing:.1em;text-transform:uppercase}
.intro{background:#fff}.intro .wrap{padding:75px 0;display:grid;grid-template-columns:1fr 1fr;gap:85px}.kicker{color:#82715f}h2{font:400 clamp(36px,4vw,56px)/1.14 Georgia,serif;letter-spacing:-.035em;margin:15px 0 0}.intro p,.lead{font-size:18px;line-height:1.7;color:#56616a;margin:12px 0 20px}.section{padding:100px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:55px;margin-bottom:42px}.section-head p{max-width:460px;font-size:17px;line-height:1.65;color:#56616a;margin:0}
.services{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d2d5d4;border:1px solid #d2d5d4}.service{background:#fff;padding:30px;min-height:215px}.service small{font-size:13px;letter-spacing:.11em;color:#8a7766}.service h3{font:400 27px/1.2 Georgia,serif;margin:33px 0 12px}.service p{font-size:16px;line-height:1.6;color:#626c73;margin:0}.service.wide{grid-column:span 3;min-height:0;display:flex;align-items:center;gap:50px}.service.wide h3{margin:0;min-width:300px}.service.wide p{max-width:750px}
.dark{background:#1a252c;color:#f4f5f4;padding:95px 0}.dark .kicker{color:#d5bda7}.dark .lead{color:#c3cbd0;max-width:760px;margin:22px 0 43px}.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.benefits article{border-top:1px solid #89939a;padding-top:20px}.benefits span{color:#d5bda7}.benefits h3{font:400 27px Georgia,serif;margin:23px 0 10px}.benefits p{line-height:1.65;color:#c3cbd0}
.projects{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.projects figure{margin:0;background:#fff;border:1px solid #e1e3e1}.projects img{width:100%;height:275px;object-fit:cover;background:#e5e9e9}.projects figure:nth-child(2) img,.projects figure:nth-child(3) img{object-fit:contain}.projects figcaption{padding:22px 24px;font-size:18px;font-weight:700}.projects small{display:block;font-size:13px;font-weight:400;letter-spacing:.09em;text-transform:uppercase;color:#768088;margin-top:6px}
.contact{background:#e8e9e7;padding:90px 0}.contact .wrap{display:grid;grid-template-columns:1fr 1fr;gap:80px}.contact p{font-size:17px;line-height:1.7;color:#5a646b;max-width:510px}.details{border-top:1px solid #adb5b6}.details div{padding:17px 0;border-bottom:1px solid #adb5b6}.details span{display:block;text-transform:uppercase;font-size:13px;letter-spacing:.12em;color:#69747b;margin-bottom:7px}.details a,.details strong{font-size:20px;font-weight:500;overflow-wrap:anywhere}.details p{font-size:15px;margin:6px 0 0}footer{background:#172127;color:#dfe3e4;padding:35px 0}footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:30px}footer strong{letter-spacing:.08em;font-size:18px}footer span{font-size:14px;color:#abb6ba}
@media(max-width:850px){.wrap{width:min(100% - 40px,690px)}header .wrap{padding:14px 0;flex-wrap:wrap}.brand{width:215px}nav{gap:20px}.hero:before{background:linear-gradient(90deg,rgba(14,21,26,.95),rgba(14,21,26,.48)),url('edificio-multifamiliar.webp') center/cover}.intro .wrap,.contact .wrap{grid-template-columns:1fr;gap:20px}.section,.dark{padding:75px 0}.section-head{display:block}.section-head p{margin-top:20px}.services{grid-template-columns:repeat(2,1fr)}.service.wide{grid-column:span 2}.benefits{grid-template-columns:1fr}footer .wrap{align-items:flex-start;flex-direction:column}}
@media(max-width:600px){.wrap{width:calc(100% - 36px)}header .wrap{gap:10px}nav{width:100%;justify-content:space-between;gap:10px;font-size:13px}nav .nav-cta{padding:9px}.hero{min-height:590px}.hero .wrap{padding:75px 0}.hero h1{font-size:48px}.hero p{font-size:17px}.hero-note{right:18px;bottom:13px}.services,.projects{grid-template-columns:1fr}.service.wide{grid-column:auto;display:block}.service.wide h3{min-width:0}.service.wide p{margin-top:15px}.projects img{height:230px}.details a,.details strong{font-size:18px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}}
/* Second phase: focused partner, portfolio and contact views. */
.page-hero{background:#1a252c;color:#fff;padding:85px 0 92px}
.page-hero h1{font:400 clamp(46px,5.7vw,76px)/1.09 Georgia,serif;letter-spacing:-.04em;max-width:860px;margin:20px 0}
.page-hero p{font-size:19px;line-height:1.7;max-width:780px;color:#d2d8da}
.page-hero .kicker{color:#d5bda7}
.breadcrumb{display:inline-block;font-size:14px;color:#afbec4;margin-bottom:32px}
.breadcrumb:hover{color:#fff}
.partner-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px}
.partner-card{background:#fff;padding:39px;border:1px solid #dedfdd}
.partner-card h3{font:400 32px/1.2 Georgia,serif;margin:0 0 25px}
.partner-card ul{margin:0;padding-left:20px}
.partner-card li{font-size:17px;line-height:1.6;margin:0 0 17px}
.partner-card li:last-child{margin-bottom:0}
.phase-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.phase-grid article{border-top:1px solid #aab1b3;padding-top:25px}
.phase-grid b{font:400 24px Georgia,serif;color:#90765f}
.phase-grid h3{font:400 27px Georgia,serif;margin:18px 0 10px}
.phase-grid p{font-size:16px;line-height:1.65;color:#5c666d}
.callout{background:#e6e8e7;padding:60px 0}
.callout .wrap{display:flex;align-items:center;justify-content:space-between;gap:35px}
.callout h2{max-width:760px}
.portfolio{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.portfolio article{background:#fff;border:1px solid #dfe1df}
.portfolio img{width:100%;height:340px;object-fit:cover;background:#e6e9e9}
.portfolio article:nth-child(2) img,.portfolio article:nth-child(3) img{object-fit:contain}
.portfolio .body{padding:27px 30px 31px}
.portfolio small{font-size:13px;text-transform:uppercase;letter-spacing:.11em;color:#837766}
.portfolio h2{font-size:31px;margin:11px 0}
.portfolio p{font-size:16px;color:#5f6970;line-height:1.65;margin:0}
.form-section{background:#fff;padding:95px 0}
.form-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:85px}
.form-layout h2{margin:15px 0 22px}
.form-layout p{font-size:17px;line-height:1.7;color:#59646b}
.request-form{display:grid;grid-template-columns:1fr 1fr;gap:19px}
.request-form label{display:block;font-size:15px;font-weight:700;margin-bottom:9px}
.request-form input,.request-form select,.request-form textarea{width:100%;border:1px solid #aab1b3;background:#fff;color:#212a31;border-radius:0;font:inherit;font-size:16px;padding:14px;min-height:52px}
.request-form textarea{min-height:145px;resize:vertical}
.request-form .full{grid-column:span 2}
.request-form .hint{font-size:14px;line-height:1.5;color:#59646b;margin:0}
.request-form button{border:0;cursor:pointer;justify-self:start}
.request-form input:focus-visible,.request-form select:focus-visible,.request-form textarea:focus-visible,.request-form button:focus-visible{outline:3px solid #a7866c;outline-offset:2px}
@media(max-width:850px){.partner-grid,.phase-grid,.portfolio,.form-layout{grid-template-columns:1fr}.callout .wrap{display:block}.callout .button{margin-top:26px}.form-layout{gap:25px}}
@media(max-width:600px){.page-hero{padding:58px 0 67px}.portfolio img{height:240px}.partner-card{padding:27px}.request-form{grid-template-columns:1fr}.request-form .full{grid-column:auto}}

.text-link{display:inline-block;color:#70523d;font-weight:700;margin-top:12px}.text-link:hover{text-decoration:underline}
.contact .button,.request-form button{min-height:45px;padding:11px 16px;gap:14px;font-size:14px}
nav .nav-cta{padding:10px 14px}

/* Refinement: keep the same restrained identity across desktop and mobile. */
:root{--ink:#1b262d;--quiet:#52616a;--hairline:#d5d9d8;--paper:#f7f7f5}
html{scroll-padding-top:95px}
body{background:var(--paper);-webkit-font-smoothing:antialiased}
header{position:sticky;top:0;z-index:10;box-shadow:0 7px 30px rgba(18,29,35,.045)}
header .wrap{min-height:84px}
.brand{width:238px}
.desktop-nav a{transition:color .2s ease}
.desktop-nav a[aria-current=page]{color:#775b45}
.mobile-menu{display:none}
.hero{min-height:min(690px,78vh)}
.hero:before{background:linear-gradient(90deg,rgba(14,21,26,.97) 0%,rgba(14,21,26,.83) 32%,rgba(14,21,26,.1) 100%),url('edificio-multifamiliar.webp') 50% 51%/cover}
.hero h1{max-width:690px;line-height:1.05}
.hero p{max-width:565px}
.hero-note{font-size:12px;letter-spacing:.075em}
.intro .wrap{align-items:center}
.intro p{max-width:600px}
.section-head{align-items:center}
.service{transition:background .2s ease}
.service:hover{background:#fbfaf8}
.service h3{margin-top:37px}
.service.wide{background:#e8e9e7;padding:36px 40px}
.dark{background:#19242b}
.projects{gap:26px}
.projects figure,.portfolio article{box-shadow:0 14px 34px rgba(20,30,36,.055)}
.projects img{height:340px}
.projects figure:nth-child(2) img{object-fit:cover}
.contact{background:#e9eae8}
.details div{padding:20px 0}
.contact-direct{padding:105px 0 125px;background:#f7f7f5}
.contact-direct .wrap{display:grid;grid-template-columns:1fr 1.15fr;gap:85px;align-items:start}
.contact-intro h2{max-width:520px}
.contact-intro p{color:var(--quiet);font-size:18px;line-height:1.7;max-width:480px}
.contact-options{border-top:1px solid #abb4b6}
.contact-option{position:relative;display:block;padding:25px 50px 27px 0;border-bottom:1px solid #abb4b6}
.contact-option span{display:block;color:#6c777b;text-transform:uppercase;letter-spacing:.13em;font-size:13px;margin-bottom:11px}
.contact-option strong{display:block;color:#1c2930;font-size:22px;line-height:1.35;font-weight:500;overflow-wrap:anywhere}
.contact-option b{position:absolute;right:8px;top:40px;font-weight:400;font-size:21px}
a.contact-option:hover strong,a.contact-option:hover b{color:#906e53}
.location{padding-right:0}
footer .wrap{min-height:42px}
@media(max-width:850px){
 header .wrap{min-height:76px;flex-wrap:nowrap;padding:10px 0}
 .brand{width:206px}
 .desktop-nav{display:none}
 .mobile-menu{display:block;margin-left:auto;position:relative}
 .mobile-menu summary{cursor:pointer;list-style:none;border:1px solid #6d777d;padding:11px 15px;font-weight:700;font-size:14px;min-width:74px;text-align:center}
 .mobile-menu summary::-webkit-details-marker{display:none}
 .mobile-menu[open] summary{background:#1b262d;color:#fff}
 .mobile-menu nav{position:absolute;top:calc(100% + 11px);right:0;width:min(280px,calc(100vw - 40px));background:#fff;box-shadow:0 18px 35px rgba(16,27,35,.2);border:1px solid #d9dddc;display:flex;flex-direction:column;gap:0;align-items:stretch;padding:7px}
 .mobile-menu nav a,.mobile-menu nav .nav-cta{display:block;font-size:16px;border:0;padding:13px 14px}
 .mobile-menu nav a+a{border-top:1px solid #edf0ef}
 .hero{min-height:595px}
 .hero:before{background:linear-gradient(90deg,rgba(14,21,26,.95),rgba(14,21,26,.52)),url('edificio-multifamiliar.webp') 54% center/cover}
 .hero .wrap{padding:80px 0 98px}
 .service.wide{display:block}
 .service.wide h3{min-width:0}
 .service.wide p{margin-top:15px}
 .contact-direct .wrap{grid-template-columns:1fr;gap:35px}
 .contact-direct{padding:75px 0 90px}
}
@media(max-width:600px){
 .brand{width:190px}
 .hero{min-height:560px}
 .hero h1{font-size:clamp(39px,10.5vw,52px);max-width:500px}
 .hero p{font-size:17px;line-height:1.55}
 .hero-note{bottom:12px;font-size:11px}
 .intro .wrap{padding:62px 0}
 h2{font-size:clamp(34px,9vw,45px)}
 .section,.dark{padding:70px 0}
 .service{padding:27px;min-height:0}
 .service h3{font-size:26px;margin:30px 0 12px}
 .service.wide{padding:30px}
 .projects img{height:265px}
 .contact{padding:72px 0}
 .contact .wrap{gap:32px}
 .contact-option strong{font-size:18px}
 .page-hero{padding:56px 0 64px}
 .page-hero h1{font-size:clamp(40px,10vw,56px)}
 .page-hero p{font-size:17px}
 .portfolio img{height:245px}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important}}

.projects figure a{display:block;height:100%}.projects figure{transition:transform .22s ease,box-shadow .22s ease}.projects figure:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(20,30,36,.11)}.projects figure a:focus-visible{outline-offset:3px}
@media(prefers-reduced-motion:reduce){.projects figure:hover{transform:none}}

/* Compact calls to action, including Android browsers with enlarged text. */
.callout a.button{
  display:inline-flex;
  width:auto;
  height:fit-content;
  min-height:46px;
  max-width:100%;
  flex:0 0 auto;
  align-items:center;
  justify-content:center;
  gap:14px;
  padding:11px 16px;
  line-height:1.3;
  font-size:14px;
  white-space:normal;
}
@media(max-width:850px){
  .callout .wrap{display:flex;flex-direction:column;align-items:flex-start;gap:0}
  .callout a.button{margin-top:25px;align-self:flex-start}
}
@media(max-width:600px){
  .callout{padding:44px 0 50px}
  .callout h2{font-size:clamp(32px,8vw,43px)}
  .mobile-menu summary{min-width:0;padding:9px 13px;font-size:13px}
}

/* Clear, compact actions for visitors arriving on mobile or desktop. */
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:22px 30px}
.hero-actions .button{width:auto;max-width:100%;min-height:48px;padding:12px 17px;gap:18px;font-size:14px}
.hero-contact{font-size:15px;font-weight:700;text-decoration:underline;text-decoration-color:#c5ac96;text-underline-offset:6px;line-height:1.5}
.hero-contact:hover{color:#e2cbb7}
.hero-contact span{margin-left:7px;text-decoration:none}
.page-hero-contact{padding:54px 0 60px}
.page-hero-contact .breadcrumb{margin-bottom:22px}
.page-hero-contact h1{font-size:clamp(43px,5vw,64px)}
.page-hero-contact p{margin-bottom:0}
.page-hero-contact+.contact-direct{padding-top:62px}
@media(max-width:600px){
  .hero-actions{gap:19px;align-items:flex-start;flex-direction:column}
  .hero-actions .button{min-height:46px}
  .page-hero-contact{padding:43px 0 48px}
  .page-hero-contact+.contact-direct{padding-top:48px}
}