@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600&family=Manrope:wght@500;600;700;800&display=swap');

:root{--navy:#063754;--navy-deep:#032638;--blue:#0d5278;--sky:#8ccfe3;--red:#e31d3b;--paper:#f3f4f0;--white:#fff;--ink:#0c1b23;--muted:#64727a;--line:rgba(12,27,35,.16);--max:1360px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:'DM Sans',Arial,sans-serif;font-size:16px;line-height:1.6}body.menu-open{overflow:hidden}img{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{font:inherit}.skip-link{position:fixed;left:1rem;top:-4rem;background:#fff;padding:.75rem 1rem;z-index:999}.skip-link:focus{top:1rem}.site-header{height:88px;padding:0 clamp(1.25rem,4vw,4rem);display:grid;grid-template-columns:220px 1fr auto;align-items:center;gap:2rem;position:absolute;z-index:20;top:0;left:0;right:0;color:#fff;border-bottom:1px solid rgba(255,255,255,.2)}.site-header.is-scrolled{position:fixed;height:72px;background:rgba(3,38,56,.94);backdrop-filter:blur(12px);animation:drop .35s ease}@keyframes drop{from{transform:translateY(-100%)}to{transform:translateY(0)}}.brand img{width:158px;height:58px;object-fit:contain;object-position:left center;filter:brightness(0) invert(1)}.desktop-nav{justify-self:center;display:flex;gap:2rem;font-size:.88rem}.desktop-nav a,.header-cta{transition:opacity .2s}.desktop-nav a:hover,.header-cta:hover{opacity:.7}.header-cta{font-size:.86rem;font-weight:600;border-bottom:1px solid currentColor;padding-bottom:.15rem}.menu-toggle,.mobile-nav{display:none}.hero{min-height:760px;height:100svh;position:relative;color:#fff;overflow:hidden;background:var(--navy-deep)}.hero-media{position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,38,56,.98) 0%,rgba(3,38,56,.88) 40%,rgba(3,38,56,.15) 75%),linear-gradient(0deg,rgba(3,38,56,.5),transparent 50%),url('assets/hero-earthworks.png') center 48%/cover no-repeat;transform:scale(1.03)}.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:8vw 8vw;mask-image:linear-gradient(to right,black,transparent 85%)}.hero-content{position:relative;z-index:2;max-width:1000px;padding:clamp(9rem,18vh,13rem) clamp(1.25rem,7vw,7rem) 8rem}.eyebrow,.section-label{text-transform:uppercase;letter-spacing:.16em;font-weight:600;font-size:.72rem}.eyebrow{display:flex;align-items:center;gap:.7rem;margin:0 0 2rem;color:rgba(255,255,255,.8)}.eyebrow span{width:30px;height:2px;background:var(--red)}h1,h2,h3{font-family:'Manrope',Arial,sans-serif;line-height:1.02;letter-spacing:-.045em;margin:0}h1{font-size:clamp(3rem,7vw,7rem);max-width:1000px;font-weight:600}em{font-family:Georgia,serif;font-weight:400;letter-spacing:-.035em}.hero-copy{max-width:620px;font-size:clamp(1rem,1.45vw,1.35rem);color:rgba(255,255,255,.78);margin:2rem 0}.hero-actions{display:flex;align-items:center;gap:2rem}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:2rem;padding:1rem 1.25rem;font-weight:600;font-size:.9rem;min-width:210px;transition:transform .2s,background .2s,color .2s}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--red);color:#fff}.button-primary:hover{background:#c91430}.text-link{font-weight:600;font-size:.9rem;border-bottom:1px solid rgba(255,255,255,.5)}.hero-proof{position:absolute;z-index:2;bottom:0;left:0;right:0;margin:0 clamp(1.25rem,7vw,7rem);display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.28);padding:1.2rem 0 1.5rem;max-width:740px}.hero-proof div{display:flex;align-items:baseline;gap:.8rem;border-right:1px solid rgba(255,255,255,.2);padding-right:1.4rem;margin-right:1.4rem}.hero-proof div:last-child{border:0}.hero-proof strong{font-family:'Manrope';font-size:1.6rem}.hero-proof span{font-size:.72rem;color:rgba(255,255,255,.6);line-height:1.2}.hero-tag{position:absolute;right:2rem;bottom:2rem;z-index:2;font-size:.7rem;text-transform:uppercase;letter-spacing:.15em;writing-mode:vertical-rl}.section{padding:clamp(5rem,10vw,10rem) clamp(1.25rem,7vw,7rem)}.intro{max-width:var(--max);margin:auto;display:grid;grid-template-columns:1fr 3.2fr;gap:2rem}.section-label{color:var(--blue);padding-top:.6rem}.section-label.light{color:var(--sky)}.intro-copy h2,.section-heading h2,.projects h2,.commitment h2{font-size:clamp(2.7rem,5vw,5.7rem);font-weight:600}.intro-copy p{font-size:1.25rem;color:var(--muted);max-width:700px;margin:2rem 0 4rem}.principles{grid-column:2;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.principles span{padding:1.25rem 1rem 1.25rem 0;font-size:.84rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em}.capabilities{background:var(--navy);color:#fff}.section-heading{max-width:var(--max);margin:auto;display:grid;grid-template-columns:1.25fr 1fr;align-items:end;gap:5rem;margin-bottom:5rem}.section-heading p{color:rgba(255,255,255,.65);font-size:1.1rem;max-width:510px;margin:0 0 .5rem}.service-list{max-width:var(--max);margin:auto;border-top:1px solid rgba(255,255,255,.2)}.service{border-bottom:1px solid rgba(255,255,255,.2)}.service button{border:0;background:transparent;color:#fff;width:100%;display:grid;grid-template-columns:90px 1fr auto;align-items:center;text-align:left;padding:1.5rem 0;cursor:pointer}.service-index{color:var(--sky);font-size:.72rem}.service-name{font-family:'Manrope';font-size:clamp(1.8rem,3.2vw,3.5rem);font-weight:600;letter-spacing:-.04em}.service-icon{font-size:1.7rem;font-weight:300}.service-body{padding:0 3rem 2rem 90px;display:grid;grid-template-columns:1fr auto;gap:2rem;align-items:end}.service-body p{max-width:630px;color:rgba(255,255,255,.7);font-size:1.05rem;margin:0}.service-meta{text-transform:uppercase;letter-spacing:.12em;font-size:.65rem;color:var(--sky)}.method{max-width:var(--max);margin:auto;display:grid;grid-template-columns:1fr 1.2fr;gap:10vw}.method-sticky{align-self:start;position:sticky;top:130px}.method-sticky h2{font-size:clamp(3rem,6vw,6rem);font-weight:600;margin:1.5rem 0}.method-sticky h2 em{color:var(--red)}.method-sticky p{max-width:400px;color:var(--muted);font-size:1.1rem}.method-steps{list-style:none;padding:0;margin:0}.method-steps li{display:grid;grid-template-columns:64px 1fr;gap:1rem;padding:2rem 0 3.5rem;border-top:1px solid var(--line)}.method-steps li>span{font-size:.75rem;color:var(--red);font-weight:600}.method-steps h3{font-size:clamp(1.5rem,2.5vw,2.4rem);font-weight:600}.method-steps p{color:var(--muted);max-width:520px}.projects{background:#0b1b24;color:#fff}.projects-head{max-width:var(--max);margin:0 auto 4rem;display:grid;grid-template-columns:1.4fr 1fr;gap:4rem;align-items:end}.projects-head p{color:rgba(255,255,255,.6);max-width:440px}.project-grid{max-width:var(--max);margin:auto;display:grid;grid-template-columns:1.35fr 1fr;grid-template-rows:repeat(2,minmax(280px,36vh));gap:1rem}.project-card{position:relative;margin:0;overflow:hidden;background:#16303d}.project-large{grid-row:1/3}.project-card img{width:100%;height:100%;object-fit:cover;filter:saturate(.75);transition:transform .7s ease,filter .5s}.project-card:hover img{transform:scale(1.03);filter:saturate(1)}.project-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(3,18,25,.82),transparent 55%)}.project-card figcaption{position:absolute;z-index:2;bottom:1.5rem;left:1.5rem}.project-card figcaption span{display:block;text-transform:uppercase;letter-spacing:.12em;color:var(--sky);font-size:.65rem}.project-card figcaption strong{font-family:'Manrope';font-size:1.35rem}.source-note{max-width:var(--max);margin:1rem auto 0;color:rgba(255,255,255,.35);font-size:.68rem}.commitment{padding-left:0;display:grid;grid-template-columns:1fr 1fr;background:var(--red);color:#fff}.commitment-image{min-height:680px}.commitment-image img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.15);mix-blend-mode:multiply}.commitment-copy{padding:clamp(4rem,8vw,8rem);align-self:center}.commitment-copy h2{margin:1rem 0 2rem}.commitment-copy p{font-size:1.1rem;max-width:580px;color:rgba(255,255,255,.82)}.commitment-copy ul{list-style:none;padding:1.5rem 0 0;margin:0}.commitment-copy li{padding:.75rem 0;border-top:1px solid rgba(255,255,255,.25);font-size:.85rem;text-transform:uppercase;letter-spacing:.08em}.contact{background:var(--navy-deep);color:#fff}.contact-kicker{font-size:.8rem;text-transform:uppercase;letter-spacing:.13em;display:flex;gap:.6rem;align-items:center}.pulse{width:8px;height:8px;border-radius:50%;background:#5ee28b;box-shadow:0 0 0 6px rgba(94,226,139,.12)}.contact h2{font-size:clamp(4rem,9vw,9rem);font-weight:600;margin:3rem 0 5rem}.contact h2 em{color:var(--sky)}.contact-bottom{border-top:1px solid rgba(255,255,255,.2);padding-top:2rem;display:flex;justify-content:space-between;gap:2rem;align-items:center}.contact-bottom p{color:rgba(255,255,255,.65);max-width:430px}.contact-actions{display:flex;gap:1.5rem;align-items:center}.button-light{background:#fff;color:var(--navy-deep)}.contact-phone{font-weight:600;border-bottom:1px solid rgba(255,255,255,.5)}footer{background:#fff;padding:2.5rem clamp(1.25rem,7vw,7rem);display:grid;grid-template-columns:1fr 1fr 1fr;gap:2rem;align-items:end;font-size:.8rem}footer img{width:140px}footer div{display:flex;flex-direction:column}footer div:last-child{text-align:right}.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}.reveal.is-visible{opacity:1;transform:none}
@media(max-width:900px){.site-header{height:74px;grid-template-columns:1fr auto}.desktop-nav,.header-cta{display:none}.menu-toggle{display:flex;flex-direction:column;gap:6px;background:none;border:0;padding:.7rem;color:#fff;z-index:3}.menu-toggle span{display:block;width:25px;height:1px;background:currentColor;transition:.25s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(3.5px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}.mobile-nav{position:fixed;inset:0;background:var(--navy-deep);padding:8rem 2rem 3rem;flex-direction:column;gap:1rem}.mobile-nav:not([hidden]){display:flex}.mobile-nav a{font-family:'Manrope';font-size:2rem;font-weight:600;border-bottom:1px solid rgba(255,255,255,.15);padding:.7rem 0}.hero{min-height:760px}.hero-content{padding-top:10rem}.hero-proof{grid-template-columns:repeat(3,1fr);margin:0 1.25rem}.hero-proof div{display:block}.hero-tag{display:none}.intro,.section-heading,.method,.projects-head,.commitment{grid-template-columns:1fr}.principles{grid-column:1}.section-heading{gap:2rem}.method-sticky{position:relative;top:auto}.project-grid{grid-template-columns:1fr 1fr;grid-template-rows:460px 300px}.project-large{grid-column:1/3;grid-row:auto}.commitment-image{min-height:520px}.contact-bottom{align-items:flex-start}footer{grid-template-columns:1fr 1fr}footer div:last-child{grid-column:2}}
@media(max-width:600px){h1{font-size:3.4rem}.hero-media{background-position:62% center}.hero-copy{font-size:1rem}.hero-actions{align-items:flex-start;flex-direction:column;gap:1rem}.hero-proof{padding-bottom:1rem}.hero-proof div{padding-right:.5rem;margin-right:.5rem}.hero-proof strong{font-size:1.1rem}.hero-proof span{font-size:.58rem}.principles{grid-template-columns:1fr}.principles span+span{border-top:1px solid var(--line)}.service button{grid-template-columns:42px 1fr auto}.service-body{padding-left:42px;grid-template-columns:1fr}.project-grid{display:block}.project-card{height:330px;margin-bottom:1rem}.commitment-copy{padding-left:1.25rem;padding-right:1.25rem}.contact h2{font-size:3.9rem}.contact-bottom,.contact-actions{flex-direction:column;align-items:flex-start}.contact-actions{width:100%}.button-light{width:100%}footer{grid-template-columns:1fr}footer div:last-child{grid-column:auto;text-align:left}}
@media(max-width:600px){
  .site-header{padding-inline:1rem}
  .brand img{width:142px;height:54px}
  .hero{height:auto;min-height:100svh;display:flex;flex-direction:column}
  .hero-media{background-position:64% center}
  .hero-content{width:100%;padding:7.5rem 1.25rem 2.5rem}
  .eyebrow{margin-bottom:1.25rem;font-size:.65rem;line-height:1.4}
  h1{font-size:clamp(2.35rem,11vw,3.25rem);line-height:1.04;overflow-wrap:anywhere}
  .hero-copy{margin:1.5rem 0;font-size:1rem;line-height:1.55}
  .hero-actions{width:100%}
  .hero-actions .button{width:100%;min-width:0}
  .text-link{display:inline-flex;padding:.4rem 0}
  .hero-proof{position:relative;inset:auto;width:auto;max-width:none;margin:auto 1.25rem 0;padding:1rem 0 1.25rem}
  .hero-proof div{min-width:0;padding-right:.65rem;margin-right:.65rem}
  .hero-proof strong{display:block;font-size:1.15rem;line-height:1.1}
  .hero-proof span{display:block;margin-top:.35rem;font-size:.62rem;overflow-wrap:anywhere}
  .section{padding:4.5rem 1.25rem}
  .intro-copy h2,.section-heading h2,.projects h2,.commitment h2{font-size:clamp(2.25rem,10vw,3rem);overflow-wrap:anywhere}
  .intro-copy p{font-size:1.05rem;margin:1.5rem 0 2.5rem}
  .section-heading,.projects-head{margin-bottom:2.5rem}
  .method-sticky h2{font-size:clamp(2.5rem,12vw,3.5rem);overflow-wrap:anywhere}
  .method-steps li{grid-template-columns:40px 1fr;padding:1.5rem 0 2.5rem}
  .project-card{height:auto;aspect-ratio:4/3;margin-bottom:1rem}
  .project-card figcaption{left:1rem;bottom:1rem;right:1rem}
  .project-card figcaption strong{font-size:1.1rem;line-height:1.2}
  .commitment-image{min-height:0;aspect-ratio:4/3}
  .commitment-copy{padding:4.5rem 1.25rem}
  .contact h2{font-size:clamp(2.75rem,13vw,4rem);margin:2rem 0 3rem;overflow-wrap:anywhere}
  .contact-actions .button{min-width:0}
}
@media(max-width:360px){
  .hero-content{padding-inline:1rem}
  .hero-proof{margin-inline:1rem}
  .hero-proof div{padding-right:.4rem;margin-right:.4rem}
  .hero-proof strong{font-size:1rem}
  .hero-proof span{font-size:.56rem}
  .section{padding-inline:1rem}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.project-card img,.button{transition:none}}

/* Preserve the corporate logo's original blue and red colors. */
.brand{display:inline-flex;width:max-content;background:transparent;padding:0;border-radius:0}
.brand img{filter:none!important;width:176px;height:68px}
.contact-whatsapp{display:inline-flex;align-items:center;gap:.55rem;font-weight:600;border-bottom:1px solid rgba(255,255,255,.5);padding-bottom:.15rem;white-space:nowrap}
.contact-whatsapp svg{width:1.35rem;height:1.35rem;fill:#5ee28b;flex:none}
.contact-whatsapp:hover,.contact-whatsapp:focus-visible{color:#5ee28b}
@media(max-width:600px){.contact-whatsapp,.contact-phone{font-size:.95rem}}
.service-body[hidden]{display:none}
.hero{height:auto;min-height:max(760px,100svh);display:flex;flex-direction:column}
.hero-content{flex:1;padding-bottom:2.5rem}
.hero-proof{position:relative;inset:auto;width:auto;margin:auto clamp(1.25rem,7vw,7rem) 0}
@media(max-width:600px){
  .hero{min-height:100svh}
  .hero-content{padding:7.5rem 1.25rem 2.5rem}
  .hero-proof{width:auto;max-width:none;margin:auto 1.25rem 0}
}
@media(max-width:360px){.hero-content{padding-inline:1rem}.hero-proof{margin-inline:1rem}}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.hero-media{overflow:hidden;background:none;transform:none}
.hero-media:after{content:"";position:absolute;inset:0;z-index:2;background:linear-gradient(90deg,rgba(3,38,56,.98) 0%,rgba(3,38,56,.88) 40%,rgba(3,38,56,.15) 75%),linear-gradient(0deg,rgba(3,38,56,.5),transparent 50%);pointer-events:none}
.hero-slide{position:absolute;inset:0;background-position:center;background-size:cover;background-repeat:no-repeat;opacity:0;transform:scale(1.04);transition:opacity .9s ease,transform 7s ease}
.hero-slide.is-active{opacity:1;transform:scale(1)}
.hero-slide-earthworks{background-image:url('assets/hero-earthworks.png');background-position:center 52%}
.hero-slide-welding{background-image:url('assets/project-welding.jpg');background-position:center 58%}
.hero-slide-studies{background-image:url('assets/project-special-studies.png');background-position:center 60%}
.hero-carousel-controls{position:absolute;z-index:4;right:2rem;bottom:5.5rem;display:flex;align-items:center;gap:.75rem}
.hero-control,.hero-dot{border:1px solid rgba(255,255,255,.45);background:rgba(3,38,56,.45);color:#fff;cursor:pointer;backdrop-filter:blur(6px)}
.hero-control{width:2.25rem;height:2.25rem;display:grid;place-items:center}
.hero-dots{display:flex;gap:.4rem}
.hero-dot{width:.65rem;height:.65rem;border-radius:50%;padding:0}
.hero-dot.is-active{background:#fff;border-color:#fff}
.hero-control:focus-visible,.hero-dot:focus-visible{outline:2px solid #fff;outline-offset:3px}
.project-lifting img{object-position:center 68%}
@media(max-width:900px){.hero-carousel-controls{right:1.25rem;top:5.5rem;bottom:auto}}
@media(max-width:600px){.hero-carousel-controls{right:1rem;top:5rem}.hero-control{width:2rem;height:2rem}.project-lifting img{object-position:center 64%}}
@media(prefers-reduced-motion:reduce){.hero-slide{transition:none}}

.commitment-image img{object-position:center 42%}
@media(max-width:900px){.commitment-image{min-height:0;height:clamp(280px,42vw,420px)}}
@media(max-width:600px){.commitment-image{height:auto;aspect-ratio:16/9}}