:root{--green:#0c4a35;--green-dark:#082e24;--green-deep:#071e19;--mint:#d8eee2;--ink:#202521;--muted:#64716a;--paper:#fff;--soft:#f3f6f3;--line:#dfe6e0;--max:1220px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:var(--paper);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.65}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}.wrap{width:min(var(--max),calc(100% - 56px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid rgba(8,46,36,.1);backdrop-filter:blur(12px)}.nav-wrap{width:min(1440px,calc(100% - 52px));height:88px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:flex;align-items:center;width:330px;height:70px;overflow:hidden}.brand img{width:100%;height:100%;object-fit:contain;object-position:left center}.main-nav{display:flex;align-items:center;gap:34px}.main-nav>a{font-size:13px;font-weight:600;color:#39443e;transition:color .2s}.main-nav>a:hover{color:var(--green)}.main-nav .nav-cta{background:var(--green);color:#fff;padding:13px 19px;border-radius:4px}.main-nav .nav-cta:hover{background:var(--green-dark);color:#fff}.nav-cta span,.button span{margin-left:12px}.menu-toggle{display:none;background:none;border:0;padding:10px}.menu-toggle span{display:block;width:25px;height:2px;background:var(--green);margin:6px}
.hero{min-height:690px;position:relative;display:flex;align-items:center;overflow:hidden;background:var(--green-deep);color:#fff}.hero-image,.hero-shade{position:absolute;inset:0}.hero-image{background-image:url('images/hero-engenharia.png');background-position:center 52%;background-size:cover}.hero-shade{background:linear-gradient(90deg,rgba(4,28,21,.91) 0%,rgba(4,28,21,.77) 38%,rgba(4,28,21,.18) 78%,rgba(4,28,21,.03) 100%),linear-gradient(0deg,rgba(4,28,21,.32),transparent 35%)}.hero-content{position:relative;z-index:1;padding-top:12px}.eyebrow,.section-kicker{font-size:11px;font-weight:700;letter-spacing:.17em;text-transform:uppercase}.eyebrow{color:#d8eee2}.eyebrow span{display:inline-block;width:27px;height:2px;background:#79ba99;vertical-align:middle;margin:0 9px 3px 0}.hero h1{font-size:clamp(48px,6.2vw,84px);line-height:1.06;letter-spacing:-.055em;font-weight:500;margin:26px 0 20px;max-width:760px}.hero h1 em{font-style:normal;color:#b3dec6}.hero-content>p{max-width:570px;color:rgba(255,255,255,.8);font-size:18px;line-height:1.75;margin:0}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}.button{min-height:51px;display:inline-flex;align-items:center;justify-content:center;padding:0 20px;border-radius:3px;font-size:13px;font-weight:700;transition:transform .2s,background .2s}.button:hover{transform:translateY(-2px)}.button-green{background:#78bd98;color:#092c20}.button-green:hover{background:#98d3b2}.button-light{border:1px solid rgba(255,255,255,.65);color:#fff}.button-light:hover{background:#fff;color:var(--green)}.hero-note{position:absolute;right:38px;bottom:36px;z-index:2;display:flex;align-items:center;gap:12px;font-size:9px;letter-spacing:.16em;color:rgba(255,255,255,.8)}.hero-note>span:first-child{font-size:13px;color:white}.note-line{height:1px;width:45px;background:#a9d7bb}
.intro-section{padding:102px 0 96px}.section-kicker{color:var(--green);font-size:10px}.section-kicker span{color:#a4b2a8;padding:0 6px}.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:end;margin:22px 0 65px}.intro-grid h2,.section-head h2,.feature-copy h2,.contact-wrap h2{font-size:clamp(35px,4.4vw,57px);line-height:1.1;letter-spacing:-.045em;font-weight:500;margin:0}.intro-copy p,.section-head>p,.feature-copy>p,.contact-wrap>div>p{color:var(--muted);font-size:16px;line-height:1.8;margin:0 0 22px}.text-link{display:inline-flex;align-items:center;gap:28px;padding-bottom:7px;border-bottom:1px solid #aab9ae;color:var(--green);font-size:13px;font-weight:700}.text-link span{font-size:18px}.stat-row{display:grid;grid-template-columns:repeat(3,1fr) 1.3fr;border-top:1px solid var(--line);padding-top:27px}.stat-row>div{display:flex;gap:16px;align-items:center;border-right:1px solid var(--line);padding:7px 22px 7px 0}.stat-row>div+div{padding-left:22px}.stat-row strong{font-size:32px;font-weight:500;color:var(--green)}.stat-row span{font-size:12px;color:#5e6d63;line-height:1.45}.stat-row .stat-caption{border:0;justify-content:flex-end;text-align:right;padding-right:0;color:#859188;font-size:12px}
.services-section{background:var(--soft);padding:96px 0 72px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:50px;margin-bottom:42px}.section-head h2{margin-top:15px}.section-head>p{max-width:390px;margin-bottom:6px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.service-card{background:white;min-height:310px;padding:27px 28px 25px;border:1px solid #e7ece8;position:relative;transition:transform .25s,box-shadow .25s}.service-card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(12,74,53,.08)}.card-index{font-size:9px;letter-spacing:.13em;color:#87968c;font-weight:700}.service-icon{position:absolute;right:28px;top:22px;border:1px solid #d8e4db;border-radius:50%;width:40px;height:40px;display:grid;place-items:center;color:var(--green);font-size:20px}.service-card h3{font-size:23px;line-height:1.23;letter-spacing:-.025em;font-weight:500;margin:46px 0 12px}.service-card p{font-size:13px;color:var(--muted);line-height:1.75;margin:0 0 17px}.service-card>a{font-size:11px;color:var(--green);font-weight:700}.service-card>a span{margin-left:9px}.service-footnote{margin:19px 0 0;font-size:11px;color:#849087}
.feature-section{display:grid;grid-template-columns:1fr 1fr;min-height:580px;background:var(--green-dark);color:white}.feature-photo{background:url('images/hero-engenharia.png') center/cover;min-height:500px}.feature-copy{padding:85px clamp(40px,7vw,110px);align-self:center}.feature-copy .section-kicker{color:#a9d9bc}.feature-copy h2{font-size:clamp(36px,4vw,51px);margin:20px 0}.feature-copy>p{color:#c6d7cb;max-width:510px}.check-list{list-style:none;padding:0;margin:27px 0 32px}.check-list li{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.14);font-size:12px;color:#e1ece4}.check-list li span{color:#8bd0a8;margin-right:12px}.feature-copy .text-link{color:#b4dfc5;border-color:rgba(180,223,197,.45)}
.process-section{padding:100px 0 110px}.process-section .section-head{margin-top:20px}.process-section .section-head h2{font-size:clamp(36px,4vw,52px)}.process-section .section-head>p{max-width:355px}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:23px;border-top:1px solid var(--line)}.process-grid article{padding:22px 12px 0 0}.process-grid article>span{font-size:12px;color:var(--green);font-weight:700}.process-grid h3{font-size:18px;font-weight:600;margin:21px 0 7px}.process-grid p{font-size:12px;line-height:1.7;color:var(--muted);max-width:230px;margin:0}
.contact-section{background:#eaf2ec;padding:82px 0}.contact-wrap{display:grid;grid-template-columns:1.3fr .7fr;align-items:center;gap:80px}.contact-wrap h2{margin:16px 0}.contact-wrap>div>p{max-width:540px;margin:0}.contact-action{display:flex;flex-direction:column;align-items:flex-start;gap:17px}.contact-action .button{background:var(--green);border-color:var(--green);color:#fff}.contact-action .button:hover{background:var(--green-dark)}.contact-detail{display:flex;flex-direction:column;color:#68766d;font-size:10px;letter-spacing:.08em;text-transform:uppercase}.contact-detail strong{color:var(--green);font-size:14px;letter-spacing:0;text-transform:none}.contact-setup{font-size:12px;line-height:1.6;color:#54645a}.contact-setup strong{color:var(--green)}.site-footer{background:#f8faf8;border-top:1px solid var(--line);padding:30px 0}.footer-inner{width:min(1440px,calc(100% - 52px));margin:auto;display:grid;grid-template-columns:190px 1fr auto;align-items:center;gap:25px}.footer-brand{display:block;height:48px;overflow:hidden}.footer-brand img{height:100%;width:100%;object-fit:contain;object-position:left center}.footer-inner p{font-size:11px;color:#758078;margin:0}.footer-links{display:flex;gap:20px;font-size:11px;color:var(--green)}.footer-inner small{grid-column:1/-1;border-top:1px solid var(--line);padding-top:14px;color:#8a938d;font-size:10px}.page-content{min-height:50vh;padding:70px 0}.page-content h1{font-size:44px}
@media(max-width:900px){.nav-wrap{height:78px}.brand{width:265px}.menu-toggle{display:block;cursor:pointer}.main-nav{display:none;position:absolute;top:77px;left:0;right:0;padding:15px 25px 24px;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0}.main-nav.is-open{display:flex}.main-nav>a{padding:12px 8px}.main-nav .nav-cta{margin-top:6px;text-align:center}.hero{min-height:630px}.hero-shade{background:linear-gradient(90deg,rgba(4,28,21,.91),rgba(4,28,21,.54) 67%,rgba(4,28,21,.2))}.intro-grid{gap:35px}.stat-row{grid-template-columns:repeat(3,1fr)}.stat-row .stat-caption{display:none}.service-card{padding:23px 21px}.service-card h3{font-size:20px}.feature-section{grid-template-columns:1fr 1fr}.feature-copy{padding:55px 35px}.footer-inner{grid-template-columns:160px 1fr}.footer-links{grid-column:1/-1}}
@media(max-width:620px){.wrap{width:calc(100% - 38px)}.nav-wrap{width:calc(100% - 32px);height:70px}.brand{width:225px;height:56px}.main-nav{top:69px}.hero{min-height:640px;align-items:flex-end;padding-bottom:65px}.hero-image{background-position:58% center}.hero-shade{background:linear-gradient(90deg,rgba(4,28,21,.83),rgba(4,28,21,.38)),linear-gradient(0deg,rgba(4,28,21,.58),transparent 75%)}.hero h1{font-size:48px;margin:20px 0 15px}.hero-content>p{font-size:15px}.hero-actions{align-items:stretch;flex-direction:column;max-width:300px}.hero-note{right:20px;bottom:20px}.intro-section{padding:70px 0}.intro-grid{grid-template-columns:1fr;gap:16px;margin:16px 0 38px}.intro-grid h2,.section-head h2{font-size:39px}.intro-copy p{font-size:14px}.stat-row{gap:8px}.stat-row>div,.stat-row>div+div{padding:6px;gap:8px;align-items:flex-start;flex-direction:column}.stat-row strong{font-size:27px}.stat-row span{font-size:10px}.services-section{padding:70px 0 52px}.section-head{display:block;margin-bottom:27px}.section-head>p{margin:17px 0 0;font-size:14px}.service-grid{grid-template-columns:1fr}.service-card{min-height:260px;padding:24px}.service-card h3{margin-top:35px;font-size:22px}.feature-section{grid-template-columns:1fr}.feature-photo{min-height:290px;max-height:350px}.feature-copy{padding:48px 22px 55px}.feature-copy h2{font-size:39px}.check-list li{font-size:11px}.process-section{padding:72px 0}.process-section .section-head{margin-bottom:27px}.process-grid{grid-template-columns:1fr 1fr;gap:18px}.process-grid article{padding-top:16px}.process-grid h3{margin:12px 0 4px}.contact-section{padding:66px 0}.contact-wrap{grid-template-columns:1fr;gap:30px}.contact-wrap h2{font-size:39px}.footer-inner{width:calc(100% - 38px);grid-template-columns:1fr;gap:13px}.footer-brand{width:175px}.footer-links{grid-column:auto;flex-direction:column;gap:8px}.footer-inner small{grid-column:auto;margin-top:8px}}

.faq-section{background:#fff;padding:100px 0}.faq-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}.faq-wrap h2{font-size:clamp(38px,4vw,52px);line-height:1.1;letter-spacing:-.04em;font-weight:500;margin:18px 0}.faq-wrap>div:first-child>p{color:var(--muted);font-size:14px;max-width:330px;margin-bottom:28px}.faq-list details{border-bottom:1px solid var(--line);padding:0 2px}.faq-list details:first-child{border-top:1px solid var(--line)}.faq-list summary{list-style:none;cursor:pointer;position:relative;padding:19px 38px 19px 0;font-size:14px;font-weight:600;color:#28352c}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:4px;top:14px;color:var(--green);font-size:22px;font-weight:400}.faq-list details[open] summary:after{content:"−"}.faq-list details p{max-width:650px;margin:0;padding:0 35px 18px 0;color:var(--muted);font-size:13px;line-height:1.75}
@media(max-width:900px){.faq-wrap{grid-template-columns:1fr;gap:35px}}
@media(max-width:620px){.faq-section{padding:70px 0}.faq-wrap{gap:28px}.faq-wrap h2{font-size:39px}.faq-list summary{font-size:13px}}

.concrete-page{min-height:60vh}.concrete-hero{background:var(--soft);padding:82px 0 65px}.concrete-hero h1{max-width:900px;color:var(--green-dark);font-size:clamp(42px,5vw,64px);line-height:1.08;letter-spacing:-.05em;font-weight:500;margin:23px 0 16px}.concrete-hero p,.concrete-content p{max-width:860px;color:var(--muted);font-size:16px;line-height:1.85}.concrete-hero p{margin:12px 0}.concrete-hero .concrete-lead{color:var(--green);font-size:20px;font-weight:600;margin:0 0 25px}.concrete-content{padding:66px 0 92px}.concrete-content h2{max-width:900px;color:var(--green-dark);font-size:clamp(27px,3vw,36px);line-height:1.2;letter-spacing:-.035em;font-weight:500;margin:43px 0 14px}.concrete-content h2:first-child{margin-top:0}.concrete-content p{margin:12px 0}.concrete-list{max-width:850px;columns:2;column-gap:48px;padding-left:21px;color:#46564b}.concrete-list li{padding:5px 0;break-inside:avoid}.concrete-signoff{padding-top:25px}.concrete-content>.button{margin-top:8px}
@media(max-width:620px){.concrete-hero{padding:58px 0 45px}.concrete-hero h1{font-size:42px}.concrete-hero p,.concrete-content p{font-size:14px}.concrete-hero .concrete-lead{font-size:17px}.concrete-content{padding:50px 0 68px}.concrete-content h2{font-size:28px;margin-top:33px}.concrete-list{columns:1}}