:root{
  --navy:#0a2e4e;
  --navy-2:#0e3d64;
  --navy-deep:#071f35;
  --orange:#f59a1a;
  --orange-dark:#a86a04;
  --ink:#10202f;
  --body:#2f4356;
  --muted:#3f5468;
  --on-dark:#cfdeea;
  --line:#d7e1ea;
  --bg:#f4f6f8;
  --card:#ffffff;
  --radius:16px;
  --shadow:0 18px 50px rgba(7,31,53,.14);
  --font-d:'Archivo',system-ui,sans-serif;
  --font-b:'Inter',system-ui,sans-serif;
  --z-header:50;
  --z-float:60;
  --z-modal:70;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-b);color:var(--body);background:var(--bg);line-height:1.65}
img{max-width:100%;display:block}
h1,h2,h3{font-family:var(--font-d);color:var(--ink);line-height:1.06;letter-spacing:-.02em;margin:0 0 .5em;text-wrap:balance}
h1{font-size:clamp(2.2rem,4.8vw,3.7rem);font-weight:900}
h2{font-size:clamp(1.55rem,3vw,2.25rem);font-weight:800}
h3{font-size:1.3rem;font-weight:800}
.container{width:min(1180px,92%);margin:0 auto}
.prose p{max-width:68ch;text-wrap:pretty}
.section{padding:4.2rem 0}
.section-sub{color:var(--muted);max-width:62ch;margin:.2rem 0 0}
.section-head{margin-bottom:2.4rem}
.textlink{color:var(--navy);font-weight:700}

/* topbar + header */
.topbar{background:var(--navy-deep);color:var(--on-dark);font-size:.85rem}
.topbar-inner{display:flex;justify-content:space-between;gap:1rem;padding:.5rem 0}
.topbar a{color:#fff;font-weight:600}
.header{position:sticky;top:0;z-index:var(--z-header);background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:.3rem 0;gap:1rem}
.brand img{height:112px;width:auto;background:#fff;border-radius:10px;padding:2px 6px}
.nav{display:flex;align-items:center;gap:1rem}
.nav a{text-decoration:none;color:var(--navy);font-weight:600;font-size:.9rem}
.nav a:hover{color:var(--orange-dark)}
.menu-btn{display:none;background:none;border:0;flex-direction:column;gap:5px;padding:8px}
.menu-btn span{width:26px;height:3px;background:var(--navy);border-radius:3px;display:block}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;font-weight:700;border-radius:10px;padding:.85rem 1.4rem;border:2px solid transparent;cursor:pointer;font-size:.98rem;font-family:var(--font-b)}
.btn-primary{background:var(--orange);color:#231500}
.btn-primary:hover{background:#ffae2e}
.btn-outline{border-color:#fff;color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.12)}
.btn-accent{background:#fff;color:var(--navy)}
.btn-small{padding:.7rem 1.3rem;background:var(--orange);color:#231500;border-radius:10px}
.btn-small:hover{background:#ffae2e}

/* hero: foto grande, texto à esquerda, ficha sobreposta */
.hero{background:
  repeating-linear-gradient(90deg,rgba(255,255,255,.028) 0 1px,transparent 1px 4px),
  var(--navy-deep);color:#fff;padding:3.4rem 0 4rem;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:2.6rem;align-items:center}
.kicker{display:flex;align-items:center;gap:.55rem;font-size:.82rem;font-weight:700;color:var(--orange);margin:0 0 .9rem}
.kicker::before{content:"";width:10px;height:10px;background:var(--orange)}
.hero h1{color:#fff;max-width:12ch}
.lead{font-size:1.1rem;color:#dbe7f1;max-width:36rem;text-wrap:pretty}
.hero-cta{display:flex;gap:.8rem;flex-wrap:wrap;margin:1.4rem 0 .9rem}
.hero-note{font-size:.88rem;color:#9db4c7;margin:0}
.hero-fig{margin:0;position:relative}
.hero-fig img{border-radius:18px;height:460px;width:100%;object-fit:cover}

/* sobre */
.about-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:3rem;align-items:center}

/* serviços */
ul.sq{list-style:none;margin:1rem 0 0;padding:0;display:grid;gap:.5rem}
ul.sq li{padding-left:1.2rem;position:relative}
ul.sq li::before{content:"";position:absolute;left:0;top:.55em;width:8px;height:8px;background:var(--orange)}
.svc-band{background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:1.3rem 1.5rem;margin-top:2.2rem;display:grid;grid-template-columns:auto 1fr;gap:.4rem 1.4rem;align-items:baseline}
.svc-band h3{margin:0}
.svc-band h3 span{color:var(--muted);font-weight:500;font-size:.85em}
.svc-band p{margin:0;color:var(--muted)}

/* processo: sequência numerada real */
.steps{background:
  repeating-linear-gradient(0deg,transparent 0 31px,rgba(10,46,78,.06) 31px 32px),
  repeating-linear-gradient(90deg,transparent 0 31px,rgba(10,46,78,.06) 31px 32px),var(--bg)}
.steps-list{list-style:none;counter-reset:step;margin:2rem 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.steps-list li{counter-increment:step;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:1.1rem;display:grid;gap:.3rem;align-content:start}
.steps-list li::before{content:"0" counter(step);font-family:var(--font-d);font-weight:900;font-size:1.6rem;color:var(--orange)}
.steps-list strong{font-family:var(--font-d);color:var(--ink)}
.steps-list span{font-size:.9rem;color:var(--muted)}

/* onde atuamos: ficha técnica, sem cards */
.sectors{background:#fff;border-top:1px solid var(--line)}
.sectors-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:3rem;align-items:start}
.sectorlist{margin:0;padding:0}
.sectorlist div{display:grid;grid-template-columns:220px 1fr;gap:1rem;padding:.8rem 0;border-top:1px solid var(--line)}
.sectorlist div:last-child{border-bottom:1px solid var(--line)}
.sectorlist dt{font-family:var(--font-d);font-weight:800;color:var(--navy)}
.sectorlist dd{margin:0;color:var(--muted)}

/* obras */
.works-head{margin-bottom:1.6rem}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:200px;gap:.8rem}
.g-item{position:relative;border:0;padding:0;border-radius:14px;overflow:hidden;cursor:zoom-in;background:var(--navy-deep);text-align:left}
.g-a{grid-column:span 2;grid-row:span 2}
.g-item img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.g-item span{position:absolute;left:10px;bottom:10px;background:rgba(7,31,53,.88);color:#fff;font-size:.8rem;padding:.35rem .65rem;border-radius:999px}
.g-item:hover img{transform:scale(1.03)}
.g-item img{transition:transform .35s ease}

/* cta */
.cta-band{background:var(--orange);padding:2.8rem 0}
.cta-inner{max-width:46rem}
.cta-inner h2{color:#231500}
.cta-inner p{color:#4a3205;font-weight:500;max-width:60ch}

/* contato */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:2.4rem;align-items:start}
.contact-list{list-style:none;padding:0;margin:1.4rem 0 0;display:grid;gap:.7rem}
.contact-list li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:.8rem 1rem;display:grid;gap:.15rem}
.contact-list strong{color:var(--navy);font-size:.85rem}
.contact-list a{color:var(--navy);font-weight:700}
.contact-list span{color:var(--muted)}
.form{background:#fff;border:1px solid var(--line);border-radius:18px;padding:1.5rem;display:grid;gap:.9rem;box-shadow:var(--shadow)}
.form label{display:grid;gap:.35rem;font-weight:600;font-size:.9rem;color:var(--ink)}
.form input,.form select,.form textarea{border:1.5px solid var(--line);border-radius:10px;padding:.7rem .8rem;font:inherit;color:var(--ink);background:#fbfdff}
.form input::placeholder,.form textarea::placeholder{color:#5a7186}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--orange);border-color:var(--orange);outline-offset:1px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:.9rem}
.form-note{font-size:.82rem;color:var(--muted);margin:0}
.form-error{font-size:.88rem;color:#8f1d1d;background:#fdecec;border:1px solid #f3b8b8;border-radius:10px;padding:.6rem .8rem;margin:0}

/* footer */
.footer{background:
  repeating-linear-gradient(90deg,rgba(255,255,255,.022) 0 1px,transparent 1px 4px),
  var(--navy-deep);color:var(--on-dark);padding:2.6rem 0 1rem}
.footer p{color:#9db4c7}
.footer-grid{display:grid;grid-template-columns:1.2fr .6fr .6fr;gap:1.6rem}
.footer-logo{background:#fff;border-radius:10px;padding:6px 10px}
.footer nav,.footer-grid>div{display:grid;gap:.35rem;align-content:start}
.footer a{color:#e8f1f8;text-decoration:none}
.footer strong{color:#fff}
.footer-base{display:flex;justify-content:space-between;gap:1rem;border-top:1px solid rgba(255,255,255,.14);margin-top:1.6rem;padding-top:1rem;font-size:.86rem;flex-wrap:wrap}

.whats-float{position:fixed;right:16px;bottom:16px;background:#22c15e;color:#fff;font-weight:800;text-decoration:none;padding:.8rem 1.1rem;border-radius:999px;box-shadow:0 10px 30px rgba(0,0,0,.25);z-index:var(--z-float)}
.lightbox{border:0;border-radius:16px;padding:0;max-width:min(1000px,94vw);z-index:var(--z-modal)}
.lightbox img{max-width:100%;max-height:82vh}
.lightbox button{position:absolute;top:8px;right:8px;border:0;background:#000;color:#fff;border-radius:50%;width:36px;height:36px;cursor:pointer}
.lightbox::backdrop{background:rgba(7,31,53,.8)}

/* reveal do hero: conteúdo visível por padrão, anima só com .play */
.hero.play .hero-copy>*{animation:rise .7s cubic-bezier(.22,1,.36,1) backwards}
.hero.play .hero-copy>*:nth-child(2){animation-delay:.08s}
.hero.play .hero-copy>*:nth-child(3){animation-delay:.16s}
.hero.play .hero-copy>*:nth-child(4){animation-delay:.24s}
.hero.play .hero-copy>*:nth-child(5){animation-delay:.32s}
.hero.play .hero-fig{animation:rise .8s .15s cubic-bezier(.22,1,.36,1) backwards}
@keyframes rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}

/* páginas internas (modelo: herói com foto, cartões, central de contato) */
.page-hero{background-size:cover;background-position:center;color:#fff;padding:4.5rem 0;position:relative}
.page-hero::before{content:"";position:absolute;inset:0;background:rgba(7,31,53,.74)}
.page-hero .container{position:relative}
.page-hero h1{color:#fff;margin:0;max-width:16ch}
.kicker.light{color:var(--orange)}
.prod-list{display:grid;gap:2.6rem;margin-top:1.8rem}
.prod-item{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:center}
.prod-item:nth-child(even) img{order:2}
.prod-item img{border-radius:14px;height:260px;width:100%;object-fit:cover}
.prod-item h3{margin:0 0 .4rem}
.prod-item p{margin:0 0 .7rem;color:var(--muted)}
.about-teaser{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.teaser-img{border-radius:18px;height:380px;width:100%;object-fit:cover;box-shadow:var(--shadow)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--navy-2)}
.svc-detail{display:grid;grid-template-columns:.95fr 1.05fr;gap:2.4rem;align-items:center;padding:2.4rem 0;border-top:1px solid var(--line)}
.svc-detail:first-child{border-top:0;padding-top:0}
.svc-detail img{border-radius:14px;height:320px;width:100%;object-fit:cover}
#automacao img{order:2}
ul.sq.dark{color:var(--body)}
.foot-contact{display:grid;gap:.35rem;align-content:start}
.foot-contact a{color:#e8f1f8;text-decoration:none}
.foot-contact span{color:#9db4c7}

/* responsivo */
@media(max-width:980px){
  .hero-grid,.about-grid,.contact-grid,.sectors-grid,.prod-item{grid-template-columns:1fr}
  .prod-item:nth-child(even) img{order:0}
  .prod-item img{height:240px}
  .hero-fig img{height:340px}
  .steps-list{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:1fr 1fr;grid-auto-rows:190px}
  .g-a{grid-column:span 2;grid-row:span 1}
  .nav{position:fixed;inset:122px 0 auto 0;background:#fff;flex-direction:column;padding:1rem;gap:.9rem;border-bottom:1px solid var(--line);display:none}
  .nav.open{display:flex}
  .menu-btn{display:flex}
  .topbar-inner{justify-content:flex-end}
  .topbar a[href^="mailto:"]{display:none}
}
@media(max-width:600px){
  .svc-detail{grid-template-columns:1fr}
  #automacao img{order:0}
  .teaser-img{height:280px}
  .page-hero{padding:3rem 0}
  .section{padding:2.8rem 0}
  .steps-list{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr;grid-auto-rows:220px}
  .g-a{grid-column:auto}
  .form .row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .sectorlist div{grid-template-columns:1fr;gap:.15rem}
  .svc-band{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero.play .hero-copy>*,.hero.play .hero-fig{animation:none}
  .g-item img{transition:none}
}