:root{
  --orange:#f2871c;--orange-d:#d9740f;
  --black:#000;--ink:#0b0b0b;--panel:#141414;--line:#2a2a2a;
  --gray:#9a9a9a;--gray-l:#d9d9d9;--white:#fff;
  --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--black);color:var(--white);font-family:'Montserrat',system-ui,sans-serif;line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:0;background:var(--orange);color:#000;padding:10px 16px;z-index:200;font-weight:700}
.skip:focus{left:10px;top:10px}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px}

/* Header */
header.site{position:sticky;top:0;z-index:100;background:rgba(0,0,0,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:76px;gap:20px}
.brand img{height:54px;width:auto}
nav.main ul{display:flex;gap:26px;list-style:none;align-items:center}
nav.main a{text-decoration:none;font-weight:600;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;color:var(--gray-l);padding:6px 0;border-bottom:2px solid transparent;transition:color .15s,border-color .15s}
nav.main a:hover,nav.main a[aria-current="page"]{color:var(--orange);border-color:var(--orange)}
.burger{display:none;background:none;border:1px solid var(--line);color:#fff;width:44px;height:44px;border-radius:8px;cursor:pointer}
.burger span{display:block;width:20px;height:2px;background:#fff;margin:4px auto;transition:transform .2s,opacity .2s}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;font-size:.9rem;letter-spacing:.06em;text-transform:uppercase;padding:15px 28px;border-radius:4px;border:2px solid var(--orange);transition:transform .15s,background .15s,color .15s,box-shadow .15s;cursor:pointer;font-family:inherit}
.btn-primary{background:var(--orange);color:#000}
.btn-primary:hover{background:var(--orange-d);border-color:var(--orange-d);transform:translateY(-2px);box-shadow:0 10px 26px rgba(242,135,28,.3)}
.btn-ghost{background:transparent;color:#fff}
.btn-ghost:hover{background:var(--orange);color:#000;transform:translateY(-2px)}
.btn svg{width:20px;height:20px;fill:currentColor;flex:none}
.btn-sm{padding:10px 18px;font-size:.78rem}

/* Hero */
.hero{position:relative;overflow:hidden;background:var(--black);padding:84px 0 110px}
.hero::before{content:"";position:absolute;right:-8%;top:-20%;width:46%;height:150%;background:linear-gradient(180deg,#171717,#0a0a0a);transform:skew(-18deg);border-left:3px solid var(--line)}
.hero::after{content:"";position:absolute;right:30%;top:-10%;width:10px;height:70%;background:var(--orange);transform:rotate(28deg);opacity:.95}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.eyebrow{color:var(--orange);font-weight:700;letter-spacing:.22em;text-transform:uppercase;font-size:.78rem;margin-bottom:18px;display:flex;align-items:center;gap:12px}
h1,h2,h3{line-height:1.1;text-transform:uppercase;letter-spacing:.01em;font-weight:800}
h1{font-size:clamp(2.2rem,5.4vw,4.2rem);margin-bottom:22px}
h1 em,h2 em{font-style:normal;color:var(--orange)}
.hero p.lead{font-size:1.12rem;color:var(--gray-l);max-width:560px;margin-bottom:32px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-visual{display:flex;justify-content:center}
.billboard{width:100%;max-width:420px;background:#000;border:6px solid #222;border-radius:6px;padding:34px 26px;box-shadow:0 30px 60px rgba(0,0,0,.6);position:relative;text-align:center;animation:float 6s ease-in-out infinite}
.billboard::before,.billboard::after{content:"";position:absolute;bottom:-70px;width:10px;height:70px;background:#222}
.billboard::before{left:22%}.billboard::after{right:22%}
.billboard img{width:72%;margin:0 auto 14px}
.billboard .tag{color:var(--orange);font-weight:800;letter-spacing:.2em;font-size:.8rem;text-transform:uppercase}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@media (prefers-reduced-motion:reduce){.billboard{animation:none}html{scroll-behavior:auto}}

/* Strip */
.strip{background:var(--orange);color:#000;padding:18px 0}
.strip .wrap{display:flex;gap:14px 40px;flex-wrap:wrap;justify-content:space-between;font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:.85rem}
.strip span{display:flex;align-items:center;gap:10px}
.strip span::before{content:"";width:8px;height:8px;background:#000;transform:rotate(45deg)}

/* Sections */
section.block{padding:88px 0}
section.alt{background:var(--ink);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:720px;margin-bottom:48px}
h2{font-size:clamp(1.8rem,3.6vw,2.7rem);margin-bottom:16px}
.section-head p{color:var(--gray-l)}
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--panel);border:1px solid var(--line);border-top:4px solid var(--orange);padding:30px 26px;border-radius:4px;transition:transform .2s,border-color .2s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);border-color:var(--orange)}
.card h3{font-size:1.25rem;margin-bottom:12px}
.card p{color:var(--gray-l);font-size:.96rem;margin-bottom:18px;flex:1}
.card .more{color:var(--orange);font-weight:700;text-decoration:none;text-transform:uppercase;letter-spacing:.08em;font-size:.8rem}
.card .more:hover{text-decoration:underline}
.icon{width:46px;height:46px;margin-bottom:18px;color:var(--orange)}
.icon svg{width:100%;height:100%;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.photo{position:relative;aspect-ratio:4/3;background:repeating-linear-gradient(135deg,#161616 0 14px,#111 14px 28px);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;text-align:center;color:var(--gray);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;padding:20px;overflow:hidden}
.photo::after{content:"";position:absolute;left:0;bottom:0;width:38%;height:6px;background:var(--orange)}
.photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.checks{list-style:none;margin:22px 0 30px}
.checks li{padding:9px 0 9px 32px;position:relative;color:var(--gray-l);border-bottom:1px solid var(--line)}
.checks li::before{content:"";position:absolute;left:0;top:17px;width:14px;height:14px;background:var(--orange);clip-path:polygon(0 55%,18% 40%,40% 62%,82% 14%,100% 30%,40% 96%)}

/* Steps */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.step{position:relative}
.step h3{font-size:1.05rem;margin-bottom:8px}
.step p{color:var(--gray-l);font-size:.94rem}

/* Page hero */
.page-hero{background:var(--ink);border-bottom:1px solid var(--line);padding:70px 0 60px;position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;right:8%;top:-30%;width:8px;height:160%;background:var(--orange);transform:rotate(28deg)}
.page-hero h1{font-size:clamp(2rem,4.4vw,3.2rem);margin-bottom:14px}
.page-hero p{color:var(--gray-l);max-width:640px}
.crumbs{font-size:.8rem;color:var(--gray);margin-bottom:18px}
.crumbs a{color:var(--orange);text-decoration:none}

/* Specs */
.specs{width:100%;border-collapse:collapse;margin:8px 0 24px;font-size:.95rem}
.specs th,.specs td{text-align:left;padding:13px 16px;border-bottom:1px solid var(--line)}
.specs th{color:var(--orange);text-transform:uppercase;letter-spacing:.08em;font-size:.78rem;width:42%}
.specs td{color:var(--gray-l)}
.table-wrap{overflow-x:auto}

/* FAQ */
.faq details{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--orange);border-radius:4px;margin-bottom:12px}
.faq summary{cursor:pointer;padding:20px 24px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:18px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--orange);font-size:1.6rem;line-height:1;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .ans{padding:0 24px 22px;color:var(--gray-l)}
.faq .ans p+p{margin-top:10px}

/* CTA band */
.cta-band{background:linear-gradient(110deg,#000 0 60%,#1a1a1a 60%);border-top:4px solid var(--orange);padding:76px 0;text-align:center}
.cta-band h2{margin-bottom:12px}
.cta-band p{color:var(--gray-l);max-width:560px;margin:0 auto 28px}

/* Form */
.form{background:var(--panel);border:1px solid var(--line);border-top:4px solid var(--orange);padding:32px;border-radius:4px}
.form label{display:block;font-weight:600;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;margin:0 0 6px;color:var(--gray-l)}
.form .f{margin-bottom:18px}
.form input,.form select,.form textarea{width:100%;background:#000;border:1px solid var(--line);color:#fff;padding:14px;border-radius:4px;font:inherit}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--orange);outline:none}
.form textarea{min-height:110px;resize:vertical}
.form .note{font-size:.8rem;color:var(--gray);margin-top:12px}
.contact-list{list-style:none}
.contact-list li{padding:14px 0;border-bottom:1px solid var(--line);color:var(--gray-l)}
.contact-list strong{display:block;color:var(--orange);text-transform:uppercase;letter-spacing:.1em;font-size:.75rem;margin-bottom:2px}
.contact-list a{text-decoration:none}
.contact-list a:hover{color:var(--orange)}

.empty{background:var(--panel);border:1px dashed var(--orange);padding:40px;text-align:center;border-radius:4px}
.empty p{color:var(--gray-l);margin-bottom:22px;max-width:520px;margin-left:auto;margin-right:auto}

/* Footer */
footer.site{background:#050505;border-top:1px solid var(--line);padding:60px 0 0}
.foot{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;padding-bottom:44px}
.foot img{height:78px;width:auto;margin-bottom:16px}
.foot p,.foot li{color:var(--gray);font-size:.92rem}
.foot h4{text-transform:uppercase;letter-spacing:.12em;font-size:.8rem;color:var(--orange);margin-bottom:14px}
.foot ul{list-style:none}
.foot li{padding:4px 0}
.foot a{text-decoration:none}
.foot a:hover{color:var(--orange)}
.legal{border-top:1px solid var(--line);padding:20px 0;font-size:.8rem;color:var(--gray);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* Floating WhatsApp */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:90;width:58px;height:58px;border-radius:50%;background:#25d366;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(0,0,0,.5);transition:transform .15s}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:32px;height:32px;fill:#fff}

.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

@media (max-width:960px){
  .hero .wrap,.split{grid-template-columns:1fr}
  .hero::before,.hero::after{opacity:.35}
  .hero-visual{order:-1}
  .grid-3{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .foot{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .burger{display:block}
  nav.main{position:absolute;left:0;right:0;top:76px;background:#000;border-bottom:1px solid var(--line);display:none}
  nav.main.open{display:block}
  nav.main ul{flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 20px}
  nav.main li a{display:block;padding:14px 0;border-bottom:1px solid var(--line)}
}
@media (max-width:620px){
  section.block{padding:60px 0}
  .hero{padding:48px 0 70px}
  .grid-3,.grid-2,.steps,.foot{grid-template-columns:1fr}
  .billboard{max-width:320px}
  .specs th{width:46%}
}

.filters{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.filters label{font-weight:600;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--gray-l)}
.filters select{background:#000;border:1px solid var(--line);color:#fff;padding:10px 14px;border-radius:4px;font:inherit}
table.data th{width:auto}
table.data thead th{border-bottom:2px solid var(--orange)}
.pill{display:inline-block;padding:3px 12px;border-radius:999px;font-size:.75rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase}
.pill.ok{background:rgba(242,135,28,.15);color:var(--orange);border:1px solid var(--orange)}
.pill.off{background:#1d1d1d;color:var(--gray);border:1px solid var(--line)}

.step .ico{width:60px;height:60px;border:2px solid var(--orange);border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:var(--orange);background:var(--panel)}
.step .ico svg{width:28px;height:28px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* Artigos */
.article{max-width:780px;margin:0 auto}
.article .lead-p{font-size:1.15rem;color:var(--white);margin-bottom:28px;line-height:1.7}
.article h2{font-size:clamp(1.5rem,3vw,2rem);margin:52px 0 16px;scroll-margin-top:96px}
.article p{color:var(--gray-l);margin-bottom:16px}
.article p strong,.article li strong{color:#fff}
.article ul,.article ol{margin:0 0 20px 0;padding-left:0;list-style:none}
.article ul li{position:relative;padding:8px 0 8px 28px;color:var(--gray-l);border-bottom:1px solid var(--line)}
.article ul li::before{content:"";position:absolute;left:0;top:17px;width:12px;height:12px;background:var(--orange);clip-path:polygon(0 55%,18% 40%,40% 62%,82% 14%,100% 30%,40% 96%)}
.article ol.steps-list{counter-reset:n}
.article ol.steps-list li{counter-increment:n;position:relative;padding:12px 0 12px 52px;color:var(--gray-l);border-bottom:1px solid var(--line)}
.article ol.steps-list li::before{content:counter(n);position:absolute;left:0;top:10px;width:34px;height:34px;border-radius:50%;background:var(--orange);color:#000;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:.95rem}
.toc{background:var(--panel);border:1px solid var(--line);border-radius:4px;padding:20px 24px;margin:0 0 8px}
.toc strong{display:block;text-transform:uppercase;letter-spacing:.1em;font-size:.78rem;color:var(--orange);margin-bottom:10px}
.toc ol{list-style:decimal;padding-left:20px;margin:0}
.toc li{padding:4px 0;border:0;color:var(--gray-l)}
.toc li::before{display:none}
.toc a{text-decoration:none}.toc a:hover{color:var(--orange)}
.article .note{background:var(--panel);border-left:4px solid var(--orange);padding:16px 20px;border-radius:4px;color:var(--gray-l);margin:20px 0}
.inline-cta{background:var(--panel);border:1px solid var(--orange);border-radius:4px;padding:24px;margin:32px 0;display:flex;gap:20px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.inline-cta p{margin:0;flex:1;min-width:240px;color:#fff;font-weight:600}
.article .specs td strong{color:var(--orange)}
.article .faq{margin-top:8px}