*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Arial,Helvetica,sans-serif;background:#070b0f;color:#fff;line-height:1.6}
.container{width:min(1200px,92%);margin:auto}
.topbar{background:#050505;border-bottom:1px solid #5a2b0a;padding:10px 0;font-size:14px}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}
.lang{display:flex;align-items:center;gap:8px}
.lang button{background:#151515;border:1px solid #555;color:white;padding:7px 13px;border-radius:7px;font-weight:bold}
.lang button.ativo{background:#ff6b00;border-color:#ff6b00}
.top-contact{display:flex;gap:25px;flex-wrap:wrap;color:#e8e8e8}
.main-header{background:linear-gradient(90deg,#090909,#13191e);position:sticky;top:0;z-index:50;border-bottom:1px solid #1f2b34}
.nav{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:18px 0;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px}
.logo .flame{font-size:36px}
.logo strong{display:block;font-size:34px;letter-spacing:2px;line-height:1}
.logo small{color:#ff6b00;font-weight:900;letter-spacing:1px}
nav{display:flex;gap:22px;flex-wrap:wrap}
nav a{color:white;text-decoration:none;text-transform:uppercase;font-size:14px;font-weight:900}
nav a:hover{color:#ff6b00}
.btn-header,.btn-primary{background:#ff6b00;color:white;text-decoration:none;text-transform:uppercase;font-weight:900;border-radius:8px;padding:14px 22px;display:inline-block}
.btn-secondary{color:white;text-decoration:none;border:1px solid #ff6b00;border-radius:8px;padding:13px 20px;font-weight:900}
.hero{position:relative;overflow:hidden;background:#050505}
.hero-bg{position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.92),rgba(0,0,0,.65)),url('imagens/obra-2.jpg');background-size:cover;background-position:center;filter:saturate(1.1)}
.hero-content{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;padding:70px 0}
.hero h1{font-size:clamp(42px,7vw,92px);line-height:.95;text-transform:uppercase}
.hero h1 span{display:block}
.hero h1 strong{display:block;color:#ff6b00;font-size:1.12em}
.headline-es{font-size:28px;color:#52b947;font-weight:900;margin:25px 0 10px}
.description{font-size:20px;max-width:620px;color:#eee;margin-bottom:28px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-banner img{width:100%;border-radius:18px;border:3px solid rgba(255,107,0,.85);box-shadow:0 0 45px rgba(255,107,0,.2)}
.benefits{background:#091015;border-top:1px solid #263039;border-bottom:1px solid #263039}
.benefits-grid{display:grid;grid-template-columns:repeat(5,1fr)}
.benefit{padding:28px 18px;text-align:center;border-right:1px solid #34404a;text-transform:uppercase;font-weight:900}
.benefit:last-child{border-right:0}
.icon{font-size:34px;margin-bottom:8px;color:#ff6b00}
.section{padding:75px 0}
.section h2,.commitment h2,.contact h2{font-size:42px;text-transform:uppercase;margin-bottom:12px}
.section-sub{color:#b9c4ca;font-size:19px;margin-bottom:32px}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:linear-gradient(180deg,#151c22,#0b1014);border:1px solid #33414a;border-radius:12px;padding:24px;min-height:200px;overflow:hidden}
.service-card{padding:0}
.service-card img{width:100%;height:190px;object-fit:cover;display:block}
.service-card h3,.service-card p{padding-left:22px;padding-right:22px}
.service-card h3{padding-top:18px}
.service-card p{padding-bottom:24px}
.card h3{font-size:23px;color:#ff6b00;margin-bottom:10px}
.segments{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #404a52;border-bottom:1px solid #404a52}
.segment{height:220px;display:flex;align-items:end;justify-content:center;padding:25px;background:linear-gradient(180deg,rgba(0,0,0,.25),rgba(0,0,0,.85)),url('imagens/obra-3.jpg');background-size:cover;background-position:center;border-right:1px solid #404a52}
.segment:nth-child(2){background-image:linear-gradient(180deg,rgba(0,0,0,.25),rgba(0,0,0,.85)),url('imagens/obra-4.jpg')}
.segment:nth-child(3){background-image:linear-gradient(180deg,rgba(0,0,0,.25),rgba(0,0,0,.85)),url('imagens/obra-5.jpg')}
.segment:nth-child(4){background-image:linear-gradient(180deg,rgba(0,0,0,.25),rgba(0,0,0,.85)),url('imagens/obra-6.jpg')}
.segment span{text-transform:uppercase;font-size:27px;font-weight:900}
.commitment{padding:70px 0;background:#0b1116;border-bottom:1px solid #2f3942}
.commitment-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:35px;align-items:center}
.commitment p{font-size:19px;color:#d2d9df}
.commitment-box{border-left:4px solid #ff6b00;padding:25px;background:#111920;border-radius:10px}
.commitment-box strong{font-size:25px;text-transform:uppercase;color:#52b947}
.gallery-section{background:#090d11}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery a{display:block;border-radius:12px;overflow:hidden;border:1px solid #33414a;background:#111}
.gallery img{width:100%;height:300px;object-fit:cover;display:block;transition:.25s}
.gallery img:hover{transform:scale(1.05)}
.contact{background:linear-gradient(90deg,#111820,#071015);padding:60px 0;border-top:1px solid #33414a}
.contact-grid{display:grid;grid-template-columns:1fr 1fr auto;gap:30px;align-items:center}
.contact-info{font-size:18px}
.social-link{color:#ff6b00;font-weight:900;text-decoration:none}
.social-link:hover{text-decoration:underline}
footer{text-align:center;color:#aaa;padding:25px;background:#050505}
@media(max-width:980px){
.hero-content,.commitment-grid,.contact-grid{grid-template-columns:1fr}
.benefits-grid,.cards,.segments,.gallery{grid-template-columns:1fr 1fr}
}
@media(max-width:650px){
.service-card img{height:220px}
.nav{align-items:flex-start}
nav{width:100%;gap:13px}
.hero-content{padding:45px 0}
.benefits-grid,.cards,.segments,.gallery{grid-template-columns:1fr}
.top-contact{gap:8px}
.hero h1{font-size:44px}
.headline-es{font-size:22px}
.section h2,.commitment h2,.contact h2{font-size:30px}
.segment{height:170px}
.gallery img{height:250px}
}