/* Cores da marca (verde-menta do logo PRB) */
:root{
  --brand:#1DD1A1;        /* cor do logo: fundos de botão e destaques no escuro */
  --brand-hover:#17B98E;
  --brand-text:#087A5C;   /* verde mais escuro para texto em fundo claro (legível) */
  --ink:#0B1620;          /* azul-petróleo quase preto */
  --dark2:#132430;
  --dark3:#1A2F3D;
  --darker:#071018;
  --on-dark:#B6C4CF;
  --text:#2D3748; --muted:#4A5568;
  --soft:#EEFBF6;         /* menta bem clarinho */
  --line:#E3E7EE; --line-strong:#CBD2DE;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.5;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:"Space Grotesk",Inter,sans-serif;margin:0;letter-spacing:-0.01em}
p{margin:0}
a{color:var(--brand-text)}
a:hover{color:#065A44}
img{display:block;max-width:100%}
svg{display:block}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.soft{background:var(--soft)}
.dark{background:var(--ink);color:#fff}
.eyebrow{font-size:14px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--brand-text)}
.dark .eyebrow,.hero .eyebrow,.cta .eyebrow{color:var(--brand)}
.head{display:flex;flex-direction:column;gap:12px;max-width:760px;margin-bottom:40px}
.head h2{font-size:clamp(30px,4vw,40px);line-height:1.15}
.head p{font-size:18px;color:var(--muted)}
.dark .head p{color:var(--on-dark)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:14px 26px;border-radius:12px;font-weight:600;font-size:17px;text-decoration:none;transition:transform .15s ease, background .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--brand);color:var(--ink)}
.btn-primary:hover{background:var(--brand-hover);color:var(--ink)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45)}
.btn-ghost:hover{color:#fff;border-color:#fff}
.check{flex:none;margin-top:2px}
.photo{width:100%;height:100%;object-fit:cover;border-radius:20px;background:var(--dark2)}

/* Cabeçalho */
.site-header{position:sticky;top:0;z-index:20;background:rgba(11,22,32,.97);backdrop-filter:blur(8px);border-bottom:1px solid #1C2E3B}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none;color:#fff}
.brand img{height:38px;width:auto}
.brand-sub{font-size:13px;color:var(--on-dark);border-left:1px solid #2A3E4C;padding-left:14px;line-height:1.3}
.nav{display:flex;align-items:center;gap:24px;font-size:15px;font-weight:500}
.nav a.link{color:#DDE5EC;text-decoration:none}
.nav a.link:hover{color:var(--brand)}
.nav .btn{font-size:15px;min-height:44px;padding:10px 18px}

/* Hero */
.hero{background:var(--ink);color:#fff;padding:80px 0 96px}
.hero .wrap{display:flex;flex-wrap:wrap;gap:56px;align-items:center}
.hero-text{flex:999 1 520px;min-width:0;display:flex;flex-direction:column;gap:24px}
.hero h1{font-size:clamp(36px,5.2vw,56px);line-height:1.05;letter-spacing:-0.02em}
.hero h1 span{color:var(--brand)}
.hero-lead{font-size:20px;color:var(--on-dark);max-width:600px}
.actions{display:flex;flex-wrap:wrap;gap:12px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}
.chips li a{display:inline-flex;align-items:center;min-height:36px;padding:6px 14px;border-radius:999px;border:1px solid #2A3E4C;color:#fff;text-decoration:none;font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:15px}
.chips li a:hover{border-color:var(--brand);color:var(--brand)}
.hero-media{flex:1 1 420px;min-width:0;position:relative}
.hero-media .photo{aspect-ratio:4/3.4;height:auto}
.badge{position:absolute;left:-16px;bottom:24px;background:#fff;color:var(--ink);border-radius:16px;padding:16px 20px;display:flex;align-items:center;gap:14px;box-shadow:0 20px 40px rgba(0,0,0,.3);max-width:290px}
.badge strong{font-family:"Space Grotesk",sans-serif;font-size:34px;line-height:1;color:var(--brand-text)}
.badge span{font-size:14px;line-height:1.35;color:var(--text)}

/* Cards */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.card{border:1px solid var(--line);border-radius:16px;padding:28px;display:flex;flex-direction:column;gap:10px;background:#fff}
.card h3{font-size:20px}
.card p{font-size:16px;color:var(--muted)}
.card .icon{width:44px;height:44px;border-radius:12px;background:var(--soft);display:flex;align-items:center;justify-content:center;margin-bottom:6px}

/* Soluções (produtos) */
.family{display:flex;flex-wrap:wrap;gap:24px;align-items:stretch}
.family + .family{margin-top:56px}
.family-intro{flex:1 1 300px;min-width:0;display:flex;flex-direction:column;gap:16px}
.family-intro img{border-radius:20px;width:100%;aspect-ratio:4/3;object-fit:cover}
.family-intro h3{font-size:24px}
.family-intro p{font-size:16px;color:var(--on-dark)}
.products{flex:999 1 600px;min-width:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.product{background:var(--dark2);border:1px solid #213847;border-radius:18px;padding:28px;display:flex;flex-direction:column;gap:14px}
.product-name{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:32px;line-height:1;color:var(--brand);letter-spacing:-0.02em}
.product-tag{font-size:13px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:#DDE5EC}
.product p{font-size:16px;color:var(--on-dark)}
.product ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px;font-size:15px;color:#DDE5EC}
.product li{display:flex;gap:10px}
.product .more{margin-top:auto;padding-top:6px;color:var(--brand);font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:6px;min-height:44px}
.product .more:hover{color:#fff}

/* Faixa AV+ */
.band{background:var(--soft);border-top:1px solid #D3F2E7;border-bottom:1px solid #D3F2E7;padding:40px 0}
.band .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.band-text{flex:999 1 520px;min-width:0;display:flex;gap:18px;align-items:flex-start}
.band-icon{flex:none;width:56px;height:56px;border-radius:14px;background:var(--ink);display:flex;align-items:center;justify-content:center}
.band h2{font-size:26px;line-height:1.2;margin-bottom:6px}
.band p{font-size:17px;color:var(--muted)}

/* Tamanhos de empresa */
.sizes{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.size{background:#fff;border:1px solid #D3F2E7;border-radius:18px;padding:32px;display:flex;flex-direction:column;gap:12px}
.size .tag{align-self:flex-start;font-size:13px;font-weight:600;color:var(--brand-text);background:var(--soft);border-radius:999px;padding:6px 12px}
.size h3{font-size:22px}
.size p{font-size:16px;color:var(--muted)}
.size .fit{font-size:15px;color:var(--text)}
.size .fit strong{font-family:"Space Grotesk",sans-serif}
.segments{margin-top:40px;display:flex;flex-wrap:wrap;align-items:center;gap:12px}
.segments span.label{font-weight:600;margin-right:4px}
.segments ul{display:flex;flex-wrap:wrap;gap:10px;margin:0;padding:0;list-style:none}
.segments li{background:#fff;border:1px solid var(--line-strong);border-radius:999px;padding:8px 16px;font-size:15px;font-weight:500}

/* Passos */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;list-style:none;margin:0;padding:0}
.step{background:var(--soft);border-radius:16px;padding:32px;display:flex;flex-direction:column;gap:14px}
.step-num{width:48px;height:48px;border-radius:12px;background:var(--brand);color:var(--ink);display:flex;align-items:center;justify-content:center;font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:22px}
.step h3{font-size:22px}
.step p{font-size:16px;color:var(--muted)}

/* Por que */
.why .wrap{display:flex;flex-wrap:wrap;gap:56px;align-items:center}
.why-media{flex:1 1 420px;min-width:0}
.why-media .photo{aspect-ratio:5/4;height:auto}
.why-col{flex:1 1 440px;min-width:0;display:flex;flex-direction:column;gap:24px}
.why-col h2{font-size:clamp(30px,4vw,40px);line-height:1.15}
.list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:16px;font-size:17px;color:var(--text)}
.list li{display:flex;gap:12px}

/* Depoimentos */
.quotes{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.quote{margin:0;background:#fff;border:1px solid #D3F2E7;border-radius:16px;padding:28px;display:flex;flex-direction:column;gap:16px}
.quote blockquote{margin:0;font-size:18px;color:var(--text)}
.quote figcaption{font-size:15px;color:var(--muted)}
.quote figcaption strong{color:var(--ink)}

/* Regiões */
.cities{display:flex;flex-wrap:wrap;gap:12px;margin:0;padding:0;list-style:none}
.cities li{background:#fff;border:1px solid var(--line-strong);border-radius:999px;padding:10px 18px;font-size:15px;font-weight:500}

/* FAQ */
.faq{max-width:860px}
.faq h2{font-size:clamp(30px,4vw,40px);line-height:1.15;margin-bottom:32px}
.faq details{border:1px solid var(--line);border-radius:14px;padding:20px 24px;margin-bottom:12px}
.faq details[open]{border-color:var(--brand)}
.faq summary{font-size:18px;font-weight:600;cursor:pointer}
.faq details p{margin-top:12px;font-size:16px;color:var(--muted)}

/* Contato */
.cta{background:var(--ink);color:#fff;padding:96px 0}
.cta .wrap{display:flex;flex-wrap:wrap;gap:48px;align-items:flex-start;justify-content:space-between}
.cta-text{flex:999 1 440px;min-width:0;display:flex;flex-direction:column;gap:16px}
.cta h2{font-size:clamp(32px,4.4vw,44px);line-height:1.1}
.cta h2 span{color:var(--brand)}
.cta p{font-size:19px;color:var(--on-dark)}
.cta-actions{display:flex;flex-direction:column;gap:12px;max-width:380px;margin-top:8px}
.btn-outline{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45);font-size:16px}
.btn-outline:hover{color:#fff;border-color:#fff}

/* Formulário */
.form{flex:1 1 460px;min-width:0;background:#fff;color:var(--ink);border-radius:20px;padding:32px;display:flex;flex-direction:column;gap:18px;box-shadow:0 20px 48px rgba(0,0,0,.3)}
.form h3{font-size:22px}
.field{display:flex;flex-direction:column;gap:6px}
.field label,.field legend{font-size:15px;font-weight:600;color:var(--ink)}
.field input,.field select{font:inherit;font-size:16px;padding:12px 14px;min-height:48px;border:1px solid var(--line-strong);border-radius:10px;background:#fff;color:var(--ink)}
.field input:focus,.field select:focus{outline:2px solid var(--brand);outline-offset:1px;border-color:var(--brand-text)}
fieldset.field{border:0;padding:0;margin:0}
.options{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:8px;margin-top:6px}
.options label{display:flex;align-items:center;gap:10px;font-weight:500;font-size:15px;border:1px solid var(--line-strong);border-radius:10px;padding:10px 12px;min-height:44px;cursor:pointer}
.options label strong{font-family:"Space Grotesk",sans-serif}
.options label:has(input:checked){border-color:var(--brand-text);background:var(--soft)}
.options input{width:18px;height:18px;accent-color:var(--brand-text);flex:none}
.form .btn{width:100%;border:0;cursor:pointer;font-family:inherit}
.form-note{font-size:14px;color:var(--muted)}
.form-error{font-size:14px;color:#B42318;font-weight:600}

/* Rodapé */
.footer{background:var(--darker);color:var(--on-dark);padding:56px 0 32px;font-size:15px;line-height:1.7}
.footer .wrap{display:flex;flex-wrap:wrap;gap:32px;justify-content:space-between}
.footer img{height:34px;width:auto;margin-bottom:10px}
.footer a{color:#fff}
.footer a:hover{color:var(--brand)}
.footer .col{display:flex;flex-direction:column;gap:4px}
.footer .col strong{color:#fff;font-family:"Space Grotesk",sans-serif}
.copy{width:100%;border-top:1px solid #1C2E3B;padding-top:20px;margin-top:8px;font-size:13px;color:#8A9AA8;display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between}
.copy a{color:#B6C4CF}

/* Botão flutuante */
.float-wa{position:fixed;right:20px;bottom:20px;z-index:30;display:flex;align-items:center;gap:10px;background:var(--brand);color:var(--ink);text-decoration:none;font-weight:600;padding:14px 20px;border-radius:999px;box-shadow:0 10px 28px rgba(11,22,32,.35)}
.float-wa:hover{color:var(--ink);background:var(--brand-hover)}

@media (max-width:860px){
  .nav a.link{display:none}
  .brand-sub{display:none}
  .section{padding:72px 0}
  .hero{padding:48px 0 72px}
  .badge{left:12px;bottom:12px}
  .float-wa .label{display:none}
  .float-wa{padding:16px}
}