:root{
  --bg:#09090a;
  --surface:#111113;
  --surface-2:#17171a;
  --line:#2a2a2e;
  --text:#f5f5f6;
  --muted:#a8a8af;
  --orange:#ff6b00;
  --orange-2:#ff8129;
  --white:#ffffff;
  --max:1180px;
  --radius:18px;
  --shadow:0 18px 50px rgba(0,0,0,.28);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.6;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
::selection{background:var(--orange);color:#fff}
.container{width:min(calc(100% - 32px),var(--max));margin-inline:auto}
.skip-link{position:absolute;left:-9999px;top:auto}
.skip-link:focus{left:16px;top:16px;z-index:9999;background:#fff;color:#000;padding:12px 16px;border-radius:8px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;color:#ff944d;text-transform:uppercase;letter-spacing:.14em;font-size:.78rem;font-weight:800}
.eyebrow::before{content:"";width:30px;height:2px;background:var(--orange)}
h1,h2,h3{line-height:1.08;margin:0 0 18px;letter-spacing:-.025em}
h1{font-size:clamp(1.325rem,3.5vw,2.85rem);max-width:980px}
h2{font-size:clamp(1rem,2.15vw,1.85rem)}
h3{font-size:1.25rem}
p{margin:0 0 18px;color:#d2d2d6}
.lead{font-size:clamp(1.08rem,2.1vw,1.35rem);max-width:800px;color:#c4c4ca}
.muted{color:var(--muted)}
.accent{color:var(--orange)}
.section{padding:92px 0}
.section-tight{padding:64px 0}
.section-head{display:grid;gap:16px;margin-bottom:42px}
.section-head p{max-width:760px}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{
  background:linear-gradient(180deg,var(--surface-2),var(--surface));
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  min-height:100%;
  transition:border-color .2s ease,transform .2s ease;
}
.card:hover{border-color:#4b4b51;transform:translateY(-3px)}
.card .index{font-size:.78rem;font-weight:900;color:var(--orange);letter-spacing:.12em;margin-bottom:34px}
.card p{color:var(--muted)}
.card-link{display:inline-flex;align-items:center;gap:8px;font-weight:800;margin-top:8px}
.card-link::after{content:"→";color:var(--orange)}
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:48px;padding:0 20px;border-radius:10px;border:1px solid transparent;
  font-weight:850;transition:.2s ease;
}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:var(--orange-2);transform:translateY(-1px)}
.btn-secondary{border-color:#45454b;background:rgba(255,255,255,.03)}
.btn-secondary:hover{border-color:#76767f;background:rgba(255,255,255,.06)}
.btn-small{min-height:42px;padding:0 16px;font-size:.92rem}
.site-header{
  position:sticky;top:0;z-index:500;background:rgba(9,9,10,.92);
  border-bottom:1px solid rgba(255,255,255,.08);backdrop-filter:blur(14px)
}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{display:flex;align-items:center;flex:0 0 auto}
.brand img{width:48px;height:48px;object-fit:contain}
.nav{display:flex;align-items:center;gap:22px}
.nav a{font-size:.93rem;font-weight:700;color:#d6d6da}
.nav a:hover,.nav a[aria-current="page"]{color:#fff}
.nav .nav-cta{color:#fff}
.menu-toggle{display:none;background:none;border:1px solid var(--line);color:#fff;border-radius:9px;padding:8px 11px;font-weight:800}
.dropdown{position:relative}
.dropdown-menu{
  position:absolute;top:calc(100% + 18px);left:-18px;min-width:310px;padding:12px;
  background:#111113;border:1px solid #303034;border-radius:14px;box-shadow:var(--shadow);
  opacity:0;visibility:hidden;transform:translateY(-5px);transition:.18s ease;
}
.dropdown:hover .dropdown-menu,.dropdown:focus-within .dropdown-menu{opacity:1;visibility:visible;transform:none}
.dropdown-menu a{display:block;padding:10px 12px;border-radius:8px}
.dropdown-menu a:hover{background:#1b1b1e}
.hero{
  position:relative;min-height:calc(100vh - 76px);display:grid;align-items:center;overflow:hidden;
  border-bottom:1px solid var(--line)
}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.72}
.hero-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(
    90deg,
    rgba(9,9,10,.88) 0%,
    rgba(9,9,10,.78) 60%,
    rgba(9,9,10,.38) 100%
  )
}
.hero-content{position:relative;z-index:2;padding:90px 0}
.hero h1 span{color:var(--orange)}
.hero-trust{display:flex;flex-wrap:wrap;gap:18px 30px;margin-top:34px;color:#c8c8ce;font-size:.92rem}
.hero-trust strong{color:#fff}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.media-frame{position:relative;border:1px solid var(--line);border-radius:24px;overflow:hidden;background:#111;box-shadow:var(--shadow)}
.media-frame img{aspect-ratio:16/10;object-fit:cover;width:100%}
.media-caption{position:absolute;left:18px;bottom:18px;right:18px;background:rgba(9,9,10,.86);border:1px solid rgba(255,255,255,.1);padding:14px 16px;border-radius:12px;font-size:.85rem;color:#cfcfd4}
.process{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;counter-reset:process}
.process-step{
  position:relative;border-top:2px solid #38383d;padding:24px 18px 18px;background:#101012;border-radius:0 0 14px 14px
}
.process-step::before{counter-increment:process;content:"0" counter(process);display:block;color:var(--orange);font-weight:900;margin-bottom:28px}
.process-step:not(:last-child)::after{content:"→";position:absolute;right:-14px;top:50%;z-index:2;color:var(--orange);font-weight:900}
.tag-list{display:flex;flex-wrap:wrap;gap:9px}
.tag{border:1px solid #323237;border-radius:999px;padding:9px 13px;color:#cfcfd4;background:#111113;font-size:.9rem}
.stats{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
}
.stat{
  background:#101012;
  padding:28px 30px;
  min-height:145px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.stat strong{
  display:block;
  font-size:1.3rem;
  line-height:1.25;
  color:#fff;
  margin-bottom:8px;
}
.stat span{
  font-size:.95rem;
  line-height:1.5;
  color:var(--muted);
}

.band{background:#121214;border-block:1px solid var(--line)}
.cta-panel{
  padding:48px;border:1px solid #39393e;border-radius:24px;
  background:radial-gradient(circle at 90% 20%,rgba(255,107,0,.16),transparent 28%),#121214
}
.cta-panel h2{max-width:850px}
.breadcrumb{padding:24px 0;color:#9b9ba2;font-size:.84rem}
.breadcrumb ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px}
.breadcrumb li:not(:last-child)::after{content:"/";margin-left:8px;color:#55555b}
.page-hero{
  position:relative;
  overflow:hidden;
  padding:72px 0 54px;
  border-bottom:1px solid var(--line);
}
.page-hero h1{font-size:clamp(1.3rem,3vw,2.5rem)}
.page-hero .lead{max-width:860px}
.service-intro{padding-top:62px}
.list-check{list-style:none;padding:0;margin:22px 0;display:grid;gap:12px}
.list-check li{position:relative;padding-left:28px;color:#d8d8dc}
.list-check li::before{content:"";position:absolute;left:0;top:.62em;width:10px;height:10px;border:2px solid var(--orange);transform:rotate(45deg)}
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:22px 0}
.faq summary{cursor:pointer;font-weight:850;color:#fff;list-style:none;padding-right:30px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;color:var(--orange);font-size:1.5rem;top:-4px}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:14px;max-width:850px}
.contact-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:30px}
.contact-card{border:1px solid var(--line);border-radius:18px;padding:26px;background:#111113}
.contact-card + .contact-card{margin-top:14px}
.form{display:grid;gap:15px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}
label{display:block;font-size:.88rem;font-weight:800;margin-bottom:7px}
input,select,textarea{
  width:100%;border:1px solid #39393e;background:#0d0d0f;color:#fff;border-radius:10px;
  min-height:48px;padding:11px 13px;outline:none
}
textarea{min-height:130px;resize:vertical}
input:focus,select:focus,textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,107,0,.12)}
.form-note{font-size:.82rem;color:var(--muted)}
.project-card{overflow:hidden;padding:0}
.project-card img{aspect-ratio:16/10;object-fit:cover}
.project-card .body{padding:24px}
.project-card .meta{color:var(--orange);font-size:.78rem;font-weight:850;text-transform:uppercase;letter-spacing:.1em}
.site-footer{border-top:1px solid var(--line);background:#080809;padding:40px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand img{width:76px;height:76px;object-fit:contain}
.footer-brand p{max-width:390px;margin-top:16px;color:#9f9fa6}
.footer-title{font-weight:900;margin-bottom:14px}
.footer-links{display:grid;gap:9px;color:#b6b6bc;font-size:.92rem}
.footer-links a:hover{color:#fff}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  gap:20px;
  border-top:1px solid var(--line);
  padding-top:18px;
  margin-top:30px;
  color:#7f7f86;
  font-size:.82rem;
}
.whatsapp-float{
  position:fixed;right:18px;bottom:18px;z-index:400;display:flex;align-items:center;gap:8px;
  background:#fff;color:#111;padding:12px 15px;border-radius:999px;font-weight:900;box-shadow:0 14px 40px rgba(0,0,0,.35)
}
.whatsapp-float::before{content:"";width:10px;height:10px;border-radius:50%;background:#24d366}
.notice{border-left:3px solid var(--orange);background:#111113;padding:16px 18px;color:#bdbdc4;font-size:.9rem}
.kicker-line{height:1px;background:linear-gradient(90deg,var(--orange),transparent);margin:24px 0}
@media (max-width:1020px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .split,.contact-grid{grid-template-columns:1fr}
  .process{grid-template-columns:1fr 1fr}
  .process-step::after{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav{position:fixed;inset:76px 0 auto 0;background:#0b0b0c;border-bottom:1px solid var(--line);padding:18px 16px 24px;display:none;flex-direction:column;align-items:stretch;gap:6px}
  .nav.is-open{display:flex}
  .nav a{padding:10px 4px}
  .dropdown-menu{position:static;min-width:0;opacity:1;visibility:visible;transform:none;display:none;box-shadow:none;margin:0 0 8px;background:#121214}
  .dropdown.is-open .dropdown-menu{display:block}
  .menu-toggle{display:block}
  .nav .btn{display:none}
}
@media (max-width:720px){

  /* HOME */
  .hero{
    min-height:530px;
  }

  .hero-content{
    padding:20px 0 50px;
    transform:translateY(-15px);
  }

  /* HEROS DAS PÁGINAS INTERNAS */
  .page-hero{
    min-height:300px;
    padding:0;
    display:flex;
    align-items:center;
  }

  .page-hero-content{
    padding:40px 0;
    transform:none;
  }

  .hero-trust{
    display:grid;
    gap:8px;
  }

  .cta-panel{
    padding:30px 22px;
  }

  .footer-grid{
    grid-template-columns:1fr;
  }

  .footer-bottom{
    flex-direction:column;
  }

  .brand img{
    width:44px;
    height:44px;
  }

  .whatsapp-float{
    font-size:.85rem;
    padding:11px 13px;
  }

}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;transition:none!important}
}

.brand::after{
  content:"CF Industrial";
  margin-left:12px;
  font-weight:900;
  font-size:1.12rem;
  letter-spacing:.01em;
  color:#fff;
  white-space:nowrap;
}
.footer-brand::before{
  content:"CF Industrial";
  display:block;
  font-size:1.2rem;
  font-weight:900;
  color:#fff;
  margin-bottom:10px;
}

.page-hero-media{
  position:absolute;
  inset:0;
  z-index:0;
}

.page-hero-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  position:relative;
  z-index:0;
}

.page-hero-media::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:1;
  background:linear-gradient(
    90deg,
    rgba(9,9,10,.88) 0%,
    rgba(9,9,10,.75) 50%,
    rgba(9,9,10,.50) 100%
  );
}

.page-hero-content{
  position:relative;
  z-index:2;
}