:root{
  /* paleta extraída do logo Staummaq (PLTE do PNG) sobre fundo claro, como no original */
  --blue-700:#2a428f;   /* azul principal do logo */
  --blue-500:#4a5ca1;   /* azul médio do logo */
  --blue-100:#eef1fa;   /* tint muito claro do azul, pra fundos/seções alternadas */
  --gold-500:#f5b218;   /* dourado principal do logo (botões/destaque) */
  --gold-700:#a86e08;   /* dourado escurecido, legível como texto sobre branco */
  --text-900:#12193a;   /* títulos */
  --text-600:#4b5570;   /* corpo de texto */
  --text-400:#7c86a3;   /* texto secundário/legendas */
  --bg-0:#ffffff;
  --bg-100:#f6f8fc;
  --border-100:#e6e9f4;
  --radius:14px;
  --container:1140px;
  color-scheme: light;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-900);
  font-family:'Satoshi',system-ui,sans-serif;
  line-height:1.6;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3{font-family:'Satoshi',sans-serif;font-weight:700;letter-spacing:.01em;margin:0 0 .5em;color:var(--text-900);}
p{margin:0 0 1em;color:var(--text-600);}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}

/* background fx (partículas suaves, sutis sobre fundo claro) */
.bg-fx{position:fixed;inset:0;z-index:0;pointer-events:none;}
#fx-canvas{width:100%;height:100%;display:block;opacity:.5;}

/* header */
.site-header{
  position:relative;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border-100);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:78px;}
.brand-logo{height:52px;width:auto;image-rendering:-webkit-optimize-contrast;}
@media (min-width:721px){
  .brand-logo{height:62px;}
}
.nav{display:flex;align-items:center;gap:28px;font-weight:500;font-size:.95rem;}
.nav a{color:var(--text-600);transition:color .2s;}
.nav a:hover{color:var(--blue-700);}
.nav-cta{
  background:var(--gold-500);color:var(--text-900)!important;
  padding:10px 20px;border-radius:999px;font-weight:600;
}
.nav-cta:hover{filter:brightness(1.06);}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px;}
.nav-toggle span{width:24px;height:2px;background:var(--text-900);display:block;}

/* hero */
.hero{
  position:relative;z-index:1;min-height:100vh;
  display:flex;align-items:center;
  padding-top:78px;
  overflow:hidden;
  background:var(--text-900);
}
.hero-bgs{position:absolute;inset:0;z-index:0;}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:0;transition:opacity 1.2s ease;
}
.hero-bg.is-active{opacity:1;}
.hero-overlay{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(100deg,rgba(6,10,24,.88) 0%,rgba(6,10,24,.68) 42%,rgba(18,25,58,.42) 75%,rgba(18,25,58,.3) 100%);
}
.hero .container.hero-inner{position:relative;z-index:2;max-width:1140px;}
.hero-inner{padding-top:60px;padding-bottom:70px;}

.hero-slides{position:relative;}
.hero-slide{
  position:absolute;inset:0;max-width:820px;
  display:flex;flex-direction:column;justify-content:center;
  opacity:0;pointer-events:none;
  transform:translateX(40px);
  transition:opacity .5s ease, transform .5s ease;
}
/* o slide ativo volta pro fluxo normal: a altura da caixa passa a ser
   sempre a altura real do texto daquele slide, sem precisar chutar um valor fixo
   (isso é o que evitava os botões saírem por cima do texto) */
.hero-slide.is-active{
  position:relative;max-width:820px;
  opacity:1;pointer-events:auto;transform:translateX(0);
}

.hero-dots{display:flex;gap:10px;margin:4px 0 32px;}
.hero-dot{
  width:10px;height:10px;border-radius:50%;border:0;padding:0;cursor:pointer;
  background:rgba(255,255,255,.35);transition:background .25s,width .25s;
}
.hero-dot.is-active{background:var(--gold-500);width:26px;border-radius:6px;}

.eyebrow{
  text-transform:uppercase;letter-spacing:.3em;font-size:.8rem;font-weight:600;
  color:var(--blue-700);margin-bottom:14px;
}
.hero .eyebrow{color:var(--gold-500);}
.hero-slide h1{font-size:clamp(2.2rem,4.2vw,3.4rem);line-height:1.12;color:#fff;}
.hero-lead{font-size:1.15rem;max-width:640px;color:rgba(255,255,255,.86);}
.hero-actions{display:flex;gap:18px;flex-wrap:wrap;margin:28px 0 48px;}
.btn{
  display:inline-block;padding:17px 38px;border-radius:999px;font-weight:700;
  font-size:1.05rem;transition:transform .2s, filter .2s, background .2s, border-color .2s, color .2s;
}
.btn-primary{background:var(--gold-500);color:var(--text-900);}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);}
.btn-ghost{border:1px solid var(--border-100);color:var(--text-900);}
.btn-ghost:hover{border-color:var(--blue-700);color:var(--blue-700);background:var(--blue-100);}
.hero-actions .btn-ghost{border-color:rgba(255,255,255,.55);color:#fff;}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;}
.btn-block{width:100%;text-align:center;border:0;cursor:pointer;}
.hero-stats{display:flex;gap:48px;flex-wrap:wrap;}
.hero-stats strong{display:block;font-family:'Satoshi',sans-serif;font-size:1.9rem;color:#fff;}
.hero-stats span{font-size:.9rem;color:rgba(255,255,255,.65);}
.scroll-cue{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);z-index:2;}
.scroll-cue span{
  display:block;width:22px;height:36px;border:2px solid rgba(255,255,255,.4);border-radius:20px;position:relative;
}
.scroll-cue span::before{
  content:'';position:absolute;top:6px;left:50%;width:4px;height:8px;background:var(--gold-500);
  border-radius:2px;transform:translateX(-50%);animation:scrollcue 1.6s infinite;
}
@keyframes scrollcue{0%{opacity:1;top:6px;}100%{opacity:0;top:18px;}}

/* sections */
.section{position:relative;z-index:1;padding:100px 0;}
.section-alt{background:var(--bg-100);}
#servicos{background:var(--blue-700);}
#servicos .eyebrow{color:var(--gold-500);}
#servicos .section-head h2{color:#fff;}
#servicos .section-lead{color:rgba(255,255,255,.7);}
#servicos .card{background:#fff;border-color:var(--border-100);}
#certificacoes.section-alt{background:#f8cd4a;}
#certificacoes .eyebrow{color:var(--blue-700);}
#certificacoes .split-text h2{color:var(--blue-700);}
#certificacoes .split-text p,
#certificacoes .split-text strong{color:var(--blue-700);opacity:.8;}
#certificacoes .check-list li{color:var(--blue-700);opacity:.8;}
#certificacoes .check-list li::before{background:var(--blue-700);}
.section-head{max-width:640px;margin:0 auto 56px;text-align:center;}
.section-head h2{font-size:clamp(1.8rem,3.5vw,2.6rem);}
.section-lead{font-size:1.05rem;}
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;}
.split.reverse .split-media{order:2;}
.split-text h2{font-size:clamp(1.8rem,3.5vw,2.4rem);}
.split-media{position:relative;}
.split-media img{border-radius:var(--radius);position:relative;z-index:1;box-shadow:0 20px 45px rgba(18,25,58,.12);}
.media-glow{display:none;}
.check-list{list-style:none;padding:0;margin:20px 0 0;}
.check-list li{padding-left:28px;position:relative;margin-bottom:10px;color:var(--text-600);}
.check-list li::before{
  content:'';position:absolute;left:0;top:8px;width:12px;height:12px;
  border-radius:50%;background:var(--gold-500);
}

/* grid + cards */
.grid{display:grid;gap:24px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.card{
  background:var(--bg-0);
  border:1px solid var(--border-100);
  border-radius:var(--radius);padding:32px 26px;
  box-shadow:0 6px 20px rgba(18,25,58,.05);
}
/* especificidade maior que .reveal de propósito: evita que o shorthand de .reveal
   sobrescreva as transições de hover do card (mesma propriedade "transition") */
.card.reveal,
.product-card.reveal{
  transition:opacity .6s ease, transform .35s ease, box-shadow .3s ease, border-color .3s ease;
}
.card:hover{transform:translateY(-6px);border-color:var(--blue-500);box-shadow:0 16px 32px rgba(18,25,58,.1);}
.card:hover .card-icon{transform:scale(1.15) rotate(-4deg);}
.card-icon{font-size:1.8rem;margin-bottom:16px;transition:transform .3s ease;display:inline-block;}
.card h3{font-size:1.15rem;}
.card p{margin:0;font-size:.95rem;}

/* cascata: cada card revela com um pequeno atraso a mais que o anterior */
.grid-3 .card:nth-child(1){transition-delay:0s;}
.grid-3 .card:nth-child(2){transition-delay:.08s;}
.grid-3 .card:nth-child(3){transition-delay:.16s;}
.grid-3 .card:nth-child(4){transition-delay:.24s;}
.grid-3 .card:nth-child(5){transition-delay:.32s;}
.grid-3 .card:nth-child(6){transition-delay:.4s;}
.grid-2.products .product-card:nth-child(1){transition-delay:0s;}
.grid-2.products .product-card:nth-child(2){transition-delay:.12s;}

.products .product-card{
  border-radius:var(--radius);overflow:hidden;position:relative;
  border:1.5px solid var(--border-100);
  box-shadow:0 6px 20px rgba(18,25,58,.05);
  background:var(--bg-0);
  transition:transform .35s ease, box-shadow .3s ease, border-color .3s ease;
}
.product-card:hover{transform:translateY(-6px);box-shadow:0 16px 32px rgba(18,25,58,.1);border-color:var(--gold-500);}
.product-card img{height:280px;width:100%;object-fit:cover;transition:transform .5s ease;}
.product-card:hover img{transform:scale(1.06);}
.product-card-body{padding:22px 24px;}
.product-card-body h3{margin-bottom:12px;}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;}
.tag-list span{
  background:var(--blue-100);border:1px solid var(--border-100);
  color:var(--blue-700);font-size:.8rem;padding:5px 12px;border-radius:999px;font-weight:600;
}

/* clients: faixa com scroll contínuo (marquee) */
.logo-row{
  overflow:hidden;padding:32px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
}
.logo-track{
  display:flex;align-items:center;gap:56px;width:max-content;
  animation:marquee 16s linear infinite;
}
.logo-row:hover .logo-track{animation-play-state:paused;}
@keyframes marquee{
  from{transform:translateX(0);}
  to{transform:translateX(-50%);}
}
.logo-row img{height:90px;width:auto;filter:grayscale(1);opacity:.65;transition:opacity .2s, filter .2s;flex:none;}
.logo-row img:hover{opacity:1;filter:grayscale(0);}
@media (prefers-reduced-motion: reduce){
  .logo-track{animation:none;}
}
.logo-badge{
  border:1px solid var(--gold-500);color:var(--text-900);
  padding:10px 20px;border-radius:10px;font-family:'Satoshi',sans-serif;font-weight:700;
  display:flex;flex-direction:column;align-items:center;line-height:1.2;
}
.logo-badge span{font-family:'Satoshi',sans-serif;font-weight:500;font-size:.7rem;color:var(--text-400);}

/* contact */
.contact-info{margin:24px 0;display:grid;gap:16px;}
.contact-info div{display:flex;flex-direction:column;gap:2px;}
.contact-info strong{color:var(--text-900);font-family:'Satoshi',sans-serif;font-size:1rem;}
.social-row{display:flex;gap:20px;}
.social-row a{color:var(--blue-700);font-weight:600;font-size:.9rem;}
.contact-form{
  background:var(--bg-0);border:1px solid var(--border-100);
  border-radius:var(--radius);padding:32px;display:grid;gap:14px;
  box-shadow:0 20px 45px rgba(18,25,58,.08);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.contact-form input,.contact-form textarea{
  width:100%;background:var(--bg-100);border:1px solid var(--border-100);
  border-radius:8px;padding:13px 14px;color:var(--text-900);font-family:inherit;font-size:.95rem;
}
.contact-form input::placeholder,.contact-form textarea::placeholder{color:var(--text-400);}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--blue-700);}
.hp-field{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0;}
.form-msg{margin:0;font-size:.9rem;min-height:1.2em;}
.form-msg.ok{color:#1f9d55;}
.form-msg.err{color:#d1453b;}
.btn[disabled]{opacity:.6;cursor:not-allowed;transform:none!important;}

/* compliance section */
.section-compliance{background:var(--blue-700);color:#fff;padding:72px 0;}
.compliance-banner{text-align:center;max-width:640px;}
.section-compliance .eyebrow{color:var(--gold-500);}
.section-compliance h2{color:#fff;font-size:clamp(1.8rem,3.5vw,2.4rem);margin-bottom:12px;}
.compliance-desc{color:rgba(255,255,255,.7);margin-bottom:28px;font-size:1.05rem;}

/* whatsapp floating button */
.whatsapp-float{
  position:fixed;right:24px;bottom:24px;z-index:200;
  width:60px;height:60px;border-radius:50%;
  background:#25d366;color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(37,211,102,.4);
  transition:transform .2s;
}
.whatsapp-float:hover{transform:scale(1.08);}
.whatsapp-float::before{
  content:'';position:absolute;inset:0;border-radius:50%;
  background:#25d366;opacity:.55;
  animation:wa-pulse 2.2s infinite;
  z-index:-1;
}
@keyframes wa-pulse{
  0%{transform:scale(1);opacity:.55;}
  100%{transform:scale(1.9);opacity:0;}
}
@media (max-width:720px){
  .whatsapp-float{right:16px;bottom:16px;width:54px;height:54px;}
}

/* footer */
.site-footer{position:relative;z-index:1;background:var(--bg-100);border-top:1px solid var(--border-100);padding:40px 0;}
.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;}
.footer-logo{height:32px;}
.footer-inner p{margin:0;font-size:.85rem;color:var(--text-400);}

/* reveal animation */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease, transform .7s ease;}
.reveal.is-visible{opacity:1;transform:translateY(0);}

/* responsive */
@media (max-width: 900px){
  .split, .split.reverse .split-media{order:0;}
  .split{grid-template-columns:1fr;gap:36px;}
  .grid-3{grid-template-columns:1fr 1fr;}
  .grid-2{grid-template-columns:1fr;}
}
@media (max-width: 720px){
  .nav{
    position:fixed;top:78px;left:0;right:0;background:var(--bg-0);
    flex-direction:column;align-items:flex-start;padding:24px;gap:18px;
    transform:translateY(-120%);transition:transform .3s ease;border-bottom:1px solid var(--border-100);
  }
  .nav.is-open{transform:translateY(0);}
  .nav-toggle{display:flex;}
  .grid-3{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .hero-stats{gap:24px;}
}