:root{
  --ink:#0B0B0B;
  --deep:#1949C4;
  --signal:#4E7DE8;
  --signal-dark:#1949C4;
  --concrete:#E9E9EA;
  --paper:#F7F7F8;
  --white:#FFFFFF;
  --wa:#1949C4;
  --text:#141414;
  --muted:#5B5B60;
  --line:#DCDCE0;
  --shadow:0 1px 3px rgba(0,0,0,.07),0 8px 24px rgba(0,0,0,.06);
  --max:1120px;
  --r:10px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--text);
  font-family:"IBM Plex Sans",system-ui,-apple-system,Segoe UI,sans-serif;
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--deep)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
h1,h2,h3{font-family:"Archivo",system-ui,sans-serif;line-height:1.12;letter-spacing:-.02em;margin:0 0 .5em;color:var(--ink)}
h1{font-size:clamp(30px,5.4vw,52px);font-weight:700}
h2{font-size:clamp(24px,3.4vw,34px);font-weight:700;margin-top:0}
h3{font-size:20px;font-weight:600}
p{margin:0 0 1em}
.eyebrow{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--signal-dark);margin:0 0 12px}

/* topo */
.topbar{background:var(--ink);color:#C9C9CE;font-size:13px;font-family:"IBM Plex Mono",monospace}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:12px;height:38px}
.topbar a{color:#fff;text-decoration:none}
header{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:70px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo svg{width:30px;height:30px;flex:none}
.logo .logo-txt{display:block;line-height:1.1}
.logo .logo-txt b{display:block;font-family:"Archivo",sans-serif;font-size:23px;font-weight:700;letter-spacing:-.02em;color:var(--ink)}
.logo .logo-txt span{display:block;font-family:"IBM Plex Mono",monospace;font-size:9.5px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
nav{display:flex;gap:26px;align-items:center}
nav a{color:var(--text);text-decoration:none;font-size:15px;font-weight:500}
nav a:hover,nav a[aria-current]{color:var(--signal-dark)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;width:44px;height:40px;font-size:20px;color:var(--ink)}

/* botoes */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:15px 26px;border-radius:var(--r);
  font-family:"Archivo",sans-serif;font-weight:600;font-size:17px;text-decoration:none;border:2px solid transparent;transition:.15s}
.btn svg{width:19px;height:19px;flex:none}
.btn-wa{background:var(--deep);color:#fff}
.cta .btn-wa{background:#0B0B0B}
.cta .btn-wa:hover{background:#262626}
.btn-wa:hover{background:#1339A0}
.btn-call{background:var(--white);color:var(--ink);border-color:var(--ink)}
.btn-call:hover{background:var(--ink);color:#fff}
.btn-light{background:#fff;color:#0B0B0B}
.btn-light:hover{background:#E9E9EA}
.btns{display:flex;gap:12px;flex-wrap:wrap}

/* hero */
.hero{background:var(--white);color:var(--text);padding:60px 0 64px;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero h1{color:var(--ink);max-width:15ch}
.hero .lead{font-size:19px;color:var(--muted);max-width:52ch;margin-bottom:26px}
.hero .cols{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.badge{display:inline-flex;align-items:center;gap:8px;background:rgba(25,73,196,.08);border:1px solid rgba(25,73,196,.3);
  color:var(--deep);font-family:"IBM Plex Mono",monospace;font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;
  padding:7px 13px;border-radius:100px;margin-bottom:20px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--deep)}
.hero-marks{display:flex;gap:26px;flex-wrap:wrap;margin-top:28px;padding-top:22px;border-top:1px solid var(--line)}
.hero-marks div{font-size:14.5px;color:var(--muted)}
.hero-marks b{display:block;font-family:"Archivo",sans-serif;color:var(--ink);font-size:17px;font-weight:600}

/* assinatura: escuta acustica */
.scope{background:#111;border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:18px}
.scope-top{display:flex;justify-content:space-between;font-family:"IBM Plex Mono",monospace;font-size:11px;color:#8A8A92;letter-spacing:.1em;margin-bottom:8px}
.scope svg{width:100%;height:150px;display:block}
.trace{fill:none;stroke:#3A3A42;stroke-width:1.6}
.trace-hot{fill:none;stroke:var(--signal);stroke-width:2.2}
.pin{fill:var(--signal)}
.scope-cap{font-family:"IBM Plex Mono",monospace;font-size:11.5px;color:#8A8A92;margin-top:8px;text-align:center;letter-spacing:.06em}
@media(prefers-reduced-motion:no-preference){
  .pulse{animation:pulse 2.6s ease-in-out infinite;transform-origin:center}
  @keyframes pulse{0%,100%{opacity:.25;r:5}50%{opacity:.9;r:11}}
}
.wave-div{display:block;width:100%;height:26px}
.wave-div path{fill:none;stroke:var(--line);stroke-width:1.5}

/* faixa de aviso/onda */
.strip{background:var(--deep);color:#fff;padding:16px 0;font-family:"IBM Plex Mono",monospace;font-size:14px;letter-spacing:.04em}
.strip .wrap{display:flex;gap:14px;align-items:center;justify-content:center;text-align:center;flex-wrap:wrap}

section{padding:62px 0}
section.alt{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.lead-big{font-size:19px;color:var(--muted);max-width:60ch}
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--shadow)}
section.alt .card{background:var(--paper)}
.card h3{margin-bottom:8px}
.card p{margin:0;color:var(--muted);font-size:16px}
.card .ico{width:34px;height:34px;color:var(--signal-dark);margin-bottom:12px}

/* passos */
.steps{counter-reset:s;display:grid;gap:0}
.step{display:grid;grid-template-columns:64px 1fr;gap:20px;padding:24px 0;border-top:1px solid var(--line)}
.step:last-child{border-bottom:1px solid var(--line)}
.step::before{counter-increment:s;content:counter(s,decimal-leading-zero);
  font-family:"IBM Plex Mono",monospace;font-size:15px;color:var(--signal-dark);padding-top:4px}
.step h3{margin-bottom:6px}
.step p{margin:0;color:var(--muted)}

/* listas */
.checks{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.checks li{display:grid;grid-template-columns:24px 1fr;gap:11px;align-items:start;font-size:16.5px}
.checks svg{width:19px;height:19px;color:var(--signal-dark);margin-top:4px}
.tags{display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:0;list-style:none}
.tags li{background:var(--white);border:1px solid var(--line);border-radius:100px;padding:7px 15px;font-size:14.5px;color:var(--text)}

/* faq */
details{background:var(--white);border:1px solid var(--line);border-radius:var(--r);margin-bottom:10px;overflow:hidden}
section.alt details{background:var(--paper)}
summary{cursor:pointer;padding:18px 22px;font-family:"Archivo",sans-serif;font-weight:600;font-size:17.5px;color:var(--ink);list-style:none;display:flex;justify-content:space-between;gap:14px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--signal-dark);font-size:22px;line-height:1;flex:none}
details[open] summary::after{content:"–"}
details p{padding:0 22px 20px;margin:0;color:var(--muted)}

/* cta final */
.cta{background:var(--deep);color:#fff;padding:60px 0;text-align:center}
.cta h2{color:#fff}
.cta p{color:#D8E2FA;max-width:52ch;margin:0 auto 26px}
.cta .btns{justify-content:center}

/* rodape */
footer{background:#0B0B0B;color:#9A9AA2;padding:48px 0 110px;font-size:15px}
footer .cols{display:grid;grid-template-columns:1.5fr 1fr 1.1fr 1fr;gap:30px}
footer h4{font-family:"Archivo",sans-serif;color:#fff;font-size:15px;margin:0 0 12px;letter-spacing:.02em}
footer a{color:#9A9AA2;text-decoration:none;display:block;margin-bottom:8px}
footer a:hover{color:var(--signal)}
.legal{border-top:1px solid rgba(255,255,255,.12);margin-top:32px;padding-top:20px;font-size:13px;color:#6E6E76}

/* barra fixa mobile + whatsapp flutuante */
.mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:80;display:none;gap:1px;background:var(--line)}
.mobile-bar a{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:15px 8px;
  font-family:"Archivo",sans-serif;font-weight:600;font-size:16px;text-decoration:none}
.mobile-bar svg{width:19px;height:19px}
.mb-call{background:var(--ink);color:#fff}
.mb-wa{background:var(--wa);color:#fff}
.float-wa{position:fixed;right:22px;bottom:22px;z-index:80;width:60px;height:60px;border-radius:50%;background:var(--wa);
  display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(0,0,0,.22)}
.float-wa svg{width:31px;height:31px;color:#fff}
.breadcrumb{font-size:13.5px;color:var(--muted);padding:16px 0 0}
.breadcrumb a{color:var(--muted)}
:focus-visible{outline:3px solid var(--signal);outline-offset:2px}

@media(max-width:900px){
  .hero .cols{grid-template-columns:1fr;gap:28px}
  .g3,.g4{grid-template-columns:repeat(2,1fr)}
  footer .cols{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  body{font-size:16.5px}
  section{padding:46px 0}
  .hero{padding-top:44px}
  nav{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 16px}
  nav.open{display:flex}
  nav a{padding:13px 0;border-bottom:1px solid var(--line)}
  .nav-toggle{display:block}
  .g2,.g3,.g4{grid-template-columns:1fr}
  footer .cols{grid-template-columns:1fr}
  footer{padding-bottom:96px}
  .mobile-bar{display:flex}
  .float-wa{display:none}
  .btn{width:100%}
  .topbar .wrap{justify-content:center}
  .topbar .hide-sm{display:none}
}

a.card{text-decoration:none;display:block;transition:.15s}
a.card:hover{border-color:var(--signal);transform:translateY(-2px)}
a.card h3{color:var(--deep)}
a.card .go{display:block;margin-top:10px;font-family:"IBM Plex Mono",monospace;font-size:12.5px;color:var(--signal-dark);letter-spacing:.06em}

/* logo em imagem */
.logo img{height:38px;width:auto;display:block}
.logo{gap:0}
@media(max-width:640px){.logo img{height:32px}}

/* foto do hero */
.hero-shot{border-radius:14px;overflow:hidden;border:1px solid var(--line);background:var(--paper);box-shadow:var(--shadow)}
.hero-shot img{width:100%;height:auto;display:block;aspect-ratio:3/2;object-fit:cover}
.hero-shot figcaption{font-family:"IBM Plex Mono",monospace;font-size:11.5px;color:var(--muted);
  padding:10px 14px;letter-spacing:.04em;border-top:1px solid var(--line)}

/* galeria nossa empresa */
.gal{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}
.gal figure{margin:0;border-radius:10px;overflow:hidden;background:var(--white);
  border:1px solid var(--line);box-shadow:var(--shadow)}
.gal img{width:100%;height:auto;display:block;aspect-ratio:4/3;object-fit:cover;background:var(--concrete)}
.gal figcaption{font-size:13.5px;color:var(--muted);padding:10px 12px;line-height:1.4}
@media(max-width:900px){.gal{grid-template-columns:repeat(2,1fr);gap:12px}}
@media(max-width:520px){.gal{grid-template-columns:repeat(2,1fr);gap:10px}
  .gal figcaption{font-size:12px;padding:8px 10px}}


/* ============ REFINAMENTO VISUAL ============ */

/* tipografia com mais hierarquia */
h1{font-size:clamp(32px,5.6vw,56px);letter-spacing:-.03em;line-height:1.06}
h2{font-size:clamp(26px,3.6vw,38px);letter-spacing:-.025em}
.hl{color:var(--deep)}
.lead-big{font-size:19.5px;line-height:1.6}
section{padding:76px 0}
@media(max-width:640px){section{padding:52px 0}}

/* cabecalho com acao */
header .wrap{height:78px}
header{box-shadow:0 1px 0 var(--line),0 4px 20px rgba(0,0,0,.03)}
.head-cta{display:inline-flex;align-items:center;gap:8px;background:var(--deep);color:#fff;
  text-decoration:none;font-family:"Archivo",sans-serif;font-weight:600;font-size:15px;
  padding:11px 20px;border-radius:8px;transition:.15s;white-space:nowrap}
.head-cta:hover{background:#1339A0}
.head-cta svg{width:17px;height:17px}
.head-right{display:flex;align-items:center;gap:26px}
@media(max-width:900px){.head-cta{display:none}}

/* eyebrow com traço */
.eyebrow{display:flex;align-items:center;gap:10px;font-size:11.5px;letter-spacing:.18em}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--deep);flex:none}

/* cards com acabamento */
.card{padding:26px;border-radius:12px;transition:.18s;position:relative;overflow:hidden}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--deep);
  transform:scaleX(0);transform-origin:left;transition:transform .25s}
.card:hover::before{transform:scaleX(1)}
.card:hover{box-shadow:0 2px 6px rgba(0,0,0,.06),0 14px 34px rgba(0,0,0,.09)}
.card h3{font-size:18.5px;letter-spacing:-.01em}
.card p{font-size:15.5px;line-height:1.6}
.card .ico{width:30px;height:30px;color:var(--deep);margin-bottom:14px;stroke-width:1.7}

/* passos numerados em circulo */
.step{grid-template-columns:52px 1fr;gap:22px;padding:26px 0;align-items:start}
.step::before{width:40px;height:40px;border-radius:50%;background:var(--deep);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:500;padding:0}

/* listas com marcador azul */
.checks li{font-size:16px;align-items:center}
.checks svg{color:#fff;background:var(--deep);border-radius:50%;padding:3px;width:20px;height:20px;margin:0}

/* tags */
.tags li{padding:8px 16px;font-size:14px;transition:.15s}
.tags li:hover{border-color:var(--deep);color:var(--deep)}

/* faq */
summary{padding:20px 24px;font-size:17px}
details{border-radius:12px;transition:.15s}
details[open]{border-color:#C3CFEA;box-shadow:var(--shadow)}
details p{padding:0 24px 22px;font-size:16px}

/* faixa de destaque */
.strip{padding:18px 0;font-size:13.5px;letter-spacing:.06em}

/* galeria com hover */
.gal figure{transition:.2s}
.gal figure:hover{box-shadow:0 3px 10px rgba(0,0,0,.08),0 18px 40px rgba(0,0,0,.1);transform:translateY(-3px)}
.gal img{transition:transform .35s}
.gal figure:hover img{transform:scale(1.03)}

/* hero mais generoso */
.hero{padding:64px 0 72px}
.hero .cols{gap:52px}
.hero-marks{gap:0;display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--line);margin-top:32px;padding-top:0}
.hero-marks div{padding:16px 18px 16px 0;font-size:14px;border-bottom:1px solid var(--line)}
.hero-marks div:nth-child(odd){border-right:1px solid var(--line);padding-left:0}
.hero-marks div:nth-child(even){padding-left:20px}
.hero-marks div:nth-last-child(-n+2){border-bottom:none}
.hero-marks b{font-size:16px;margin-bottom:2px}
.hero-shot{border-radius:16px}

/* rodape com logo */
.foot-logo{height:44px;width:auto;margin-bottom:14px;filter:brightness(0) invert(1);opacity:.92}
footer{padding-top:56px}
footer h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:#fff;margin-bottom:16px;
  font-family:"IBM Plex Mono",monospace;font-weight:400}
footer a{transition:.15s}
footer p{font-size:14.5px;line-height:1.6}

/* cta final */
.cta{padding:72px 0}
.cta h2{font-size:clamp(26px,3.4vw,36px)}


/* ============ ARTIGOS ============ */
.art{max-width:780px}
.art h2{margin-top:44px;font-size:clamp(23px,2.9vw,30px)}
.art h3{margin-top:28px;font-size:19px}
.art p{font-size:17.5px;line-height:1.72;margin-bottom:1.15em}
.art ul,.art ol{font-size:17.5px;line-height:1.7;padding-left:22px;margin-bottom:1.2em}
.art li{margin-bottom:9px}
.art strong{font-weight:600;color:var(--ink)}
.quick{background:#EDF2FD;border-left:4px solid var(--deep);border-radius:0 10px 10px 0;
  padding:22px 26px;margin:26px 0 34px}
.quick p{margin:0;font-size:17.5px}
.quick b{display:block;font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--deep);margin-bottom:8px;font-weight:500}
.art table{width:100%;border-collapse:collapse;margin:24px 0;font-size:16px}
.art th{background:var(--ink);color:#fff;text-align:left;padding:12px 14px;font-family:"Archivo",sans-serif;font-weight:600;font-size:15px}
.art td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.art tr:nth-child(even) td{background:var(--paper)}
.cta-inline{background:var(--ink);color:#fff;border-radius:12px;padding:26px 28px;margin:36px 0}
.cta-inline h3{color:#fff;margin:0 0 8px;font-size:20px}
.cta-inline p{color:#BDBDC4;margin:0 0 18px;font-size:16.5px}
.cta-inline .btn{width:auto}
.aviso{background:#FFF8E1;border:1px solid #F0D888;border-radius:10px;padding:18px 22px;margin:26px 0}
.aviso p{margin:0;font-size:16.5px}
.relacionados{border-top:1px solid var(--line);margin-top:44px;padding-top:26px}
.relacionados h3{margin-top:0}
.relacionados a{display:block;padding:11px 0;border-bottom:1px solid var(--line);text-decoration:none;
  color:var(--text);font-size:16.5px}
.relacionados a:hover{color:var(--deep)}
.art-meta{font-family:"IBM Plex Mono",monospace;font-size:12.5px;color:var(--muted);letter-spacing:.06em;margin-bottom:20px}
@media(max-width:640px){.art p,.art ul,.art ol{font-size:16.5px}.cta-inline{padding:22px}}