:root{
  --orange:#FF6E00;
  --orange-2:#FF9133;
  --orange-dark:#D95500;
  --black:#1E1E1E;
  --ink:#24282C;
  --muted:#697077;
  --paper:#FFFFFF;
  --soft:#F5F6F7;
  --soft-orange:#FFF3EB;
  --line:#E6E8EA;
  --max:1180px;
  --radius:24px;
  --shadow:0 18px 60px rgba(16,19,22,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.58;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
.container{width:min(calc(100% - 36px),var(--max));margin-inline:auto}
.topbar{background:var(--black);color:#fff;font-size:.84rem}
.topbar .container{display:flex;justify-content:space-between;gap:18px;padding:8px 0;flex-wrap:wrap}
.nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,0,0,.07)}
.nav-inner{height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center}
.brand img{width:258px;max-height:62px;object-fit:contain;object-position:left center}
.menu{display:flex;align-items:center;gap:22px;font-weight:750;font-size:.93rem}
.menu>a:not(.btn):hover,.menu>a.active{color:var(--orange)}
 .menu-toggle{display:none;border:0;background:var(--black);color:#fff;width:46px;height:46px;border-radius:12px;font-size:1.35rem;cursor:pointer;align-items:center;justify-content:center;line-height:1}
.mobile-panel{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-top:1px solid var(--line);padding:12px max(18px,calc((100% - var(--max))/2));box-shadow:0 18px 36px rgba(0,0,0,.13);max-height:calc(100vh - 72px);overflow:auto}
.mobile-panel.open{display:grid}
.mobile-panel a{padding:15px 8px;font-weight:800;border-bottom:1px solid var(--line)}
.mobile-panel a:not(.btn):hover{color:var(--orange)}
.mobile-panel .btn{margin:14px 0 6px;border-bottom:0;text-align:center;justify-content:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 21px;border-radius:999px;font-weight:850;border:1px solid transparent;cursor:pointer;transition:.2s ease}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 10px 30px rgba(255,110,0,.22)}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-1px)}
.btn-dark{background:var(--black);color:#fff}
.btn-outline{background:#fff;border-color:#D4D7DA}
.btn-link{padding:0;color:var(--orange);font-weight:850}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange);font-size:.8rem;font-weight:900;text-transform:uppercase;letter-spacing:.09em}
.eyebrow:before{content:"";width:34px;height:3px;background:var(--orange)}
.hero{position:relative;min-height:690px;display:flex;align-items:center;color:#fff;isolation:isolate;background:#111;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;z-index:-2;background:url('../img/hero-silos.webp') center/cover no-repeat}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(7,9,10,.91) 0%,rgba(7,9,10,.76) 44%,rgba(7,9,10,.22) 80%,rgba(7,9,10,.12) 100%)}
.hero-content{max-width:800px;padding:96px 0}
.hero h1,.page-hero h1{font-size:clamp(2.75rem,6vw,5.2rem);line-height:.98;letter-spacing:-.045em;margin:18px 0 22px}
.hero p{font-size:clamp(1.02rem,1.65vw,1.22rem);max-width:700px;color:#F1F2F3;margin:0 0 30px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-note{margin-top:30px;display:flex;gap:22px;flex-wrap:wrap;font-weight:700;color:#f3f3f3}
.hero-note span{display:flex;align-items:center;gap:8px}
.dot{width:9px;height:9px;border-radius:50%;background:var(--orange)}
.section{padding:86px 0}
.section-soft{background:var(--soft)}
.section-dark{background:var(--black);color:#fff}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:34px}
.section-head h2,.feature-copy h2{font-size:clamp(2rem,4vw,3.45rem);line-height:1.05;letter-spacing:-.035em;margin:8px 0}
.section-head p,.feature-copy p,.lead{max-width:680px;color:var(--muted);font-size:1.03rem}
.section-dark .section-head p,.section-dark .lead{color:#cfd3d6}
.grid{display:grid;gap:22px}
.cards-4{grid-template-columns:repeat(4,1fr)}
.cards-3{grid-template-columns:repeat(3,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 4px 18px rgba(0,0,0,.035)}
.card h3{margin:13px 0 8px;font-size:1.22rem}
.card p{color:var(--muted);margin:0 0 14px}
.card-media{padding:0;overflow:hidden}
.card-media img{width:100%;height:230px;object-fit:cover}
.card-media .card-body{padding:24px}
.icon{width:50px;height:50px;display:grid;place-items:center;border-radius:15px;background:var(--soft-orange);color:var(--orange);font-weight:900;font-size:1.25rem}
.feature{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.feature-media{overflow:hidden;border-radius:28px;box-shadow:var(--shadow);background:#ddd}
.feature-media img{width:100%;height:520px;object-fit:cover}
.checks{list-style:none;padding:0;margin:23px 0;display:grid;grid-template-columns:1fr 1fr;gap:11px 18px}
.checks li:before{content:"✓";color:var(--orange);font-weight:950;margin-right:8px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.stat{padding:24px;border:1px solid var(--line);border-radius:18px;background:#fff}
.stat strong{display:block;color:var(--orange);font-size:1.6rem;line-height:1.1;margin-bottom:7px}
.service-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.service-tile{position:relative;min-height:380px;border-radius:24px;overflow:hidden;background:#111;color:#fff;box-shadow:var(--shadow)}
.service-tile img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.service-tile:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 25%,rgba(0,0,0,.88))}
.service-tile .copy{position:absolute;z-index:2;left:22px;right:22px;bottom:22px}
.service-tile h3{font-size:1.5rem;margin:0 0 6px}
.service-tile p{margin:0 0 13px;color:#eceff1;font-size:.94rem}
.page-hero{position:relative;padding:96px 0 75px;background:linear-gradient(135deg,#101214,#202326 70%,#3d1805);color:#fff;overflow:hidden}
.page-hero.has-image{min-height:520px;display:flex;align-items:end;isolation:isolate}
.page-hero.has-image:before{content:"";position:absolute;inset:0;z-index:-2;background:var(--hero-image) center/cover no-repeat}
.page-hero.has-image:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(5,7,8,.90),rgba(5,7,8,.65) 56%,rgba(5,7,8,.18))}
.page-hero p{max-width:760px;color:#e7e9ea;font-size:1.1rem;margin:0}
.breadcrumbs{font-size:.84rem;margin-bottom:20px;color:#d5d7d9}
.breadcrumbs a{color:#fff}
/* Containers: no desktop o texto fica em um bloco separado da fotografia */
.product-grid{display:grid;grid-template-columns:1fr;gap:28px}
.product{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(330px,.82fr);border:1px solid var(--line);border-radius:25px;overflow:hidden;background:#fff;box-shadow:0 8px 26px rgba(0,0,0,.045)}
.product-images{display:grid;grid-template-columns:1.25fr .75fr;min-height:390px;gap:4px;background:#ddd}
.product-images img{width:100%;height:100%;min-height:390px;object-fit:cover}
.product-body{padding:34px 38px;display:flex;flex-direction:column;justify-content:center;background:#fff;border-left:1px solid var(--line)}
.product-body h2,.product-body h3{margin:0 0 12px;line-height:1.12}
.product-body p{color:var(--muted);margin:0 0 20px;line-height:1.68}
.pills{display:flex;flex-wrap:wrap;gap:8px}
.pill{padding:7px 11px;border-radius:999px;background:var(--soft-orange);color:#74320b;font-weight:750;font-size:.82rem}
.gallery{display:grid;grid-template-columns:2fr 1fr 1fr;grid-auto-rows:235px;gap:16px}
.gallery figure{margin:0;border-radius:20px;overflow:hidden;position:relative;background:#ddd}
.gallery figure:first-child{grid-row:span 2}
.gallery img{width:100%;height:100%;object-fit:cover;transition:.3s}
.gallery figure:hover img{transform:scale(1.02)}
.gallery figcaption{position:absolute;left:0;right:0;bottom:0;padding:60px 18px 14px;color:#fff;font-weight:750;background:linear-gradient(transparent,rgba(0,0,0,.72))}
.gallery-uniform{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gallery-uniform figure{margin:0;border-radius:18px;overflow:hidden;background:#ddd;aspect-ratio:4/3}
.gallery-uniform img{width:100%;height:100%;object-fit:cover}
.work{padding:30px 0 58px;border-bottom:1px solid var(--line);margin-bottom:48px}
.work:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.work-head{display:grid;grid-template-columns:1.25fr .75fr;gap:34px;margin-bottom:28px}
.work h2{font-size:clamp(2rem,4vw,3rem);margin:8px 0 12px;line-height:1.05}
.work-meta{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0}
.badge{padding:8px 12px;border:1px solid var(--line);border-radius:999px;font-size:.88rem;font-weight:750;background:#fff}
.highlight{background:var(--soft-orange);border:1px solid #ffd3b5;border-radius:20px;padding:24px}
.highlight strong.big{font-size:2rem;color:var(--orange);display:block;line-height:1.1;margin-bottom:8px}
.faq{display:grid;gap:12px;max-width:900px}
.faq details{border:1px solid var(--line);border-radius:15px;padding:17px 20px;background:#fff}
.faq summary{font-weight:850;cursor:pointer}
.faq p{color:var(--muted);margin:12px 0 0}
.cta{background:linear-gradient(120deg,var(--black),#26292c);color:#fff;border-radius:30px;padding:46px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.cta h2{font-size:clamp(2rem,4vw,3.15rem);line-height:1.05;margin:0 0 10px}
.cta p{margin:0;color:#d4d8db;max-width:650px}
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px}
.contact-box{background:var(--black);color:#fff;padding:32px;border-radius:24px}
.contact-box h3{font-size:1.65rem;margin-top:0}
.contact-line{padding:13px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.form{background:#fff;border:1px solid var(--line);border-radius:24px;padding:28px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{font-size:.84rem;font-weight:850;display:block;margin-bottom:6px}
input,select,textarea{width:100%;border:1px solid #d7dade;border-radius:12px;padding:13px 14px;background:#fff}
textarea{min-height:116px;resize:vertical}
.full{grid-column:1/-1}
.footer{background:#0D0F10;color:#BBC0C4;padding:42px 0 27px}
.footer-inner{display:grid;grid-template-columns:1fr 1fr .8fr;gap:35px;align-items:start}
.footer .brand img{background:#fff;padding:4px;border-radius:7px}
.footer h4{color:#fff;margin:0 0 10px}
.footer-links{display:grid;gap:7px}
.footer a:hover{color:#fff}
.footer small{display:block;margin-top:25px;color:#777e83}
.whatsapp-float{position:fixed;right:18px;bottom:18px;z-index:120;width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;display:grid;place-items:center;box-shadow:0 12px 34px rgba(0,0,0,.24);font-size:23px;font-weight:900}
.notice{background:var(--soft-orange);border-left:4px solid var(--orange);padding:15px 17px;border-radius:8px;color:#5d3721}
.kpi-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0}
.kpi{background:var(--soft);border-radius:16px;padding:17px}
.kpi strong{display:block;color:var(--orange);font-size:1.15rem;margin-bottom:3px}
.logo-wall{display:flex;justify-content:center;align-items:center;padding:24px}
.logo-wall img{width:min(520px,82%)}

/* Melhora de legibilidade para texto sobre imagens de produto */
.hero-readable-panel{max-width:850px;background:rgba(8,10,11,.82);border:1px solid rgba(255,255,255,.16);border-radius:24px;padding:30px 34px;box-shadow:0 18px 55px rgba(0,0,0,.28);backdrop-filter:blur(7px)}
.hero-readable-panel h1{font-size:clamp(2.5rem,5vw,4.6rem);margin-top:14px}
.hero-readable-panel p{color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.35)}
.container-page-hero.has-image:after{background:linear-gradient(90deg,rgba(5,7,8,.68),rgba(5,7,8,.38) 58%,rgba(5,7,8,.08))}

/* Navegação compacta: em celulares e tablets fica apenas logo + menu hambúrguer */
@media(max-width:1180px){
  .menu{display:none!important}
  .menu-toggle{display:flex!important}
  .nav-inner{height:72px}
  .nav-inner .brand img{width:215px}
}
@media(max-width:980px){
  .cards-4,.service-strip{grid-template-columns:repeat(2,1fr)}
  .cards-3{grid-template-columns:repeat(2,1fr)}
  .feature,.contact-grid,.work-head{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:1fr 1fr;grid-auto-rows:220px}
  .gallery figure:first-child{grid-row:span 1;grid-column:span 2}
  .gallery-uniform{grid-template-columns:repeat(2,1fr)}
  .product-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr 1fr}
}

@media(max-width:820px){
  .product{display:block}
  .product-images{grid-template-columns:1fr;height:auto;min-height:0}
  .product-images img{height:250px;min-height:0}
  .product-body{padding:26px 24px;border-left:0;border-top:1px solid var(--line)}
}
@media(max-width:640px){
  .container{width:min(calc(100% - 26px),var(--max))}
  .topbar .container{justify-content:center;text-align:center}.topbar .container span:last-child{display:none}
  .brand img{width:190px}
  .hero{min-height:670px;align-items:flex-end}.hero::after{background:linear-gradient(180deg,rgba(6,8,9,.45),rgba(6,8,9,.92))}
  .hero-content{padding:82px 0 60px}.hero h1,.page-hero h1{font-size:3rem}
  .hero-readable-panel{padding:24px 22px;border-radius:18px}.hero-readable-panel h1{font-size:2.65rem}.page-hero.container-page-hero{padding:70px 0 48px}
  .section{padding:62px 0}.section-head{align-items:flex-start;flex-direction:column}
  .cards-4,.cards-3,.service-strip,.stats,.gallery-uniform{grid-template-columns:1fr}
  .feature-media img{height:340px}.checks{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr;grid-auto-rows:235px}.gallery figure:first-child{grid-column:auto}
  .product-images{grid-template-columns:1fr;height:auto}.product-images img{height:250px}
  .form-grid{grid-template-columns:1fr}.full{grid-column:auto}
  .cta{padding:32px;align-items:flex-start;flex-direction:column}
  .footer-inner{grid-template-columns:1fr}
}

/* V4 - menu mobile: somente logo + botão de três riscos no cabeçalho */
.menu-icon,
.menu-icon::before,
.menu-icon::after{
  display:block;
  width:22px;
  height:2px;
  border-radius:99px;
  background:#fff;
  transition:transform .22s ease, opacity .22s ease;
}
.menu-icon{position:relative}
.menu-icon::before,.menu-icon::after{content:"";position:absolute;left:0}
.menu-icon::before{top:-7px}
.menu-icon::after{top:7px}
.menu-toggle[aria-expanded="true"] .menu-icon{background:transparent}
.menu-toggle[aria-expanded="true"] .menu-icon::before{top:0;transform:rotate(45deg)}
.menu-toggle[aria-expanded="true"] .menu-icon::after{top:0;transform:rotate(-45deg)}

@media(max-width:1180px){
  .nav .menu{display:none!important}
  .nav .menu-toggle{display:flex!important;flex:0 0 46px}
  .nav-inner{height:70px;gap:14px}
  .nav-inner .brand{min-width:0;max-width:calc(100% - 64px)}
  .nav-inner .brand img{width:min(205px,100%);max-height:54px}
  .mobile-panel{
    display:none!important;
    grid-template-columns:1fr;
    gap:0;
    position:absolute;
    left:0;
    right:0;
    top:100%;
    background:#fff;
    border-top:1px solid var(--line);
    padding:10px 18px 20px;
    box-shadow:0 18px 36px rgba(0,0,0,.16);
    max-height:calc(100vh - 70px);
    overflow-y:auto;
    overscroll-behavior:contain;
  }
  .mobile-panel.open{display:grid!important}
  .mobile-panel a{
    display:flex;
    align-items:center;
    min-height:52px;
    padding:13px 8px;
    font-size:1rem;
    font-weight:800;
    border-bottom:1px solid var(--line);
  }
  .mobile-panel .btn{
    display:flex;
    width:100%;
    margin:16px 0 0;
    min-height:50px;
    border-bottom:0;
    border-radius:14px;
  }
  body.menu-open{overflow:hidden}
}
@media(min-width:1181px){
  .mobile-panel{display:none!important}
  .menu-toggle{display:none!important}
}