/* ===== Proposta v2 · refinamento visual escuro (27/10) =====
   Base comum + 2 variantes de fundo: html[data-tema="a"] (gradiente suave + brilho)
   e html[data-tema="b"] (grade técnica fina + linhas âmbar). Amarelo só como acento. */
:root{--n0:#04122A;--n1:#061A33;--n2:#0A2747;--n3:#0B3D70;--gold:#FEB415;--gold-d:#C8901A;
  --tx:#E8EEF6;--tx2:#B4C2D4;--tx3:#8597AE;--line:rgba(180,194,212,.16);--line2:rgba(180,194,212,.28)}
body{background:var(--n1);color:var(--tx);font-size:17px;line-height:1.65}
a{color:#CFE0F3}
h1,h2,h3{font-weight:700;letter-spacing:-.01em;color:#fff}
h2{font-size:clamp(26px,3.2vw,36px);line-height:1.2;margin-bottom:18px;max-width:28ch}
h3{font-size:19px;line-height:1.3}
p{color:var(--tx2)}
.wrap{max-width:1180px;padding:0 24px}
.section{padding:88px 0;background:transparent;position:relative}
.section-alt{background:transparent}
.section-lead{color:var(--tx2);font-size:18px;max-width:62ch;margin-bottom:44px}
@media (max-width:759px){.section{padding:64px 0}.section-lead{margin-bottom:32px}}
/* rótulos: frase curta, sem caixa alta pesada; fio âmbar fino */
.kicker,.eyebrow{font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:none;color:var(--tx3);display:flex;align-items:center;gap:12px;margin-bottom:14px}
.kicker::before,.eyebrow::before{content:"";width:28px;height:1px;background:var(--gold-d);flex:none}
.section-dark .kicker{color:var(--tx3)}
.grifo,.hero h1 .grifo,.section-lead strong.grifo{background:none;color:inherit;padding:0}
.hero h1 .grifo{color:#fff;box-shadow:inset 0 -2px 0 var(--gold-d)}

/* topo e cabeçalho */
.topbar{background:var(--n0);color:var(--tx3);font-size:12.5px;letter-spacing:.02em;border-bottom:1px solid var(--line)}
.header{background:#fff;border-bottom:1px solid rgba(6,26,51,.12)}
.nav a{font-weight:500;color:#1F2A37}
.btn{font-weight:600;border-radius:6px;letter-spacing:.01em}
.btn-wa{background:var(--gold);color:var(--n1)}
.btn-wa:hover{background:#FFC53D}
.header-wa{background:var(--n3);color:#fff}
.header-wa:hover{background:var(--n2)}
.link-arrow,.hero .link-arrow,.pg-hero .link-arrow{color:#fff;font-weight:500;border-bottom:1px solid var(--line2);padding-bottom:2px}
.link-arrow:hover{text-decoration:none;border-color:var(--gold)}

/* hero: sem padrões pesados, foto com moldura fina */
.hero,.pg-hero{background:transparent;color:#fff}
.hero::before,.hero::after,.pg-hero::after,.section-dark::before,.section-dark::after,.section-pattern::before{display:none!important}
.hero h1{font-weight:700;letter-spacing:-.015em}
.hero .lead{color:var(--tx2)}
.hero-photo{border-radius:4px;border:1px solid var(--line2);box-shadow:0 30px 60px rgba(0,0,0,.35)}
.hero-badges{gap:0;margin:0 0 30px}
.hero-badges li{background:none;border:0;border-radius:0;padding:4px 18px 4px 0;margin-right:18px;font-weight:500;font-size:14px;color:var(--tx2);border-right:1px solid var(--line2)}
.hero-badges li:first-child{border-color:var(--line2);color:#fff}
.hero-badges li:last-child{border-right:0;margin-right:0}
.hero-badges .ico{color:var(--gold-d);width:16px;height:16px}
@media (max-width:759px){.hero-badges{flex-direction:column;gap:6px}.hero-badges li{border-right:0;padding:0;margin:0;font-size:14px}}

/* faixa de credenciais: números em texto, fios finos */
.cred{background:transparent;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cred-item{border-color:var(--line)!important;padding:22px 12px}
.cred-item strong,.cred-item.y strong{color:#fff;background:none;font-weight:600;font-size:19px;padding:0}
.cred-item span{color:var(--tx3);font-weight:400}

/* cards de serviço: sem caixa, fio superior */
.svc-grid{gap:0 40px}
.svc{background:none;border:0;border-top:1px solid var(--line2);border-radius:0;padding:24px 0 28px;color:var(--tx)}
.svc:hover{box-shadow:none;border-top-color:var(--gold-d)}
.svc h3{color:#fff;font-size:19px}
.svc p{color:var(--tx2)}
.svc .more{color:#CFE0F3;font-weight:500}
.svc-also,.scope{color:var(--tx3);background:none;border:0;padding:0;font-size:15px}
.svc-also strong{color:var(--tx)}
.scope{margin-top:10px}

/* etapas */
.steps{gap:0 32px}
.steps li{background:none;border:0!important;border-top:1px solid var(--line2)!important;border-radius:0!important;padding:22px 0 8px!important}
.steps li::before{position:static;display:block;width:auto;height:auto;background:none;border-radius:0;color:var(--gold-d);font-weight:600;font-size:14px;margin-bottom:10px;letter-spacing:.04em}
.steps h3{color:#fff}
.steps p{color:var(--tx2);font-size:15px}

/* cases */
.section-dark{background:transparent}
.case{background:rgba(255,255,255,.025);border:1px solid var(--line);border-radius:4px;padding:26px}
.case-tag{color:var(--tx3);font-weight:600;letter-spacing:.04em;text-transform:none}
.case-kpi{background:none;border-top:1px solid var(--line);border-radius:0;padding:10px 0 0}
.case-kpi b{color:#fff;font-weight:600}
.case-kpi span,.case p{color:var(--tx2)}

/* montadoras: faixa de texto corrido */
.brands{gap:0;row-gap:8px}
.brands li{background:none;border:0;border-radius:0;padding:0 16px;font-weight:500;font-size:16px;color:var(--tx);border-left:1px solid var(--line2)}
.brands li:first-child{border-left:0;padding-left:0}

/* galeria, sobre, faq, contato */
.gallery-item{border-radius:4px;overflow:hidden;border:1px solid var(--line)}
.gallery-item figcaption{background:transparent;color:var(--tx3)}
.about-text{border-left:1px solid var(--gold-d);color:var(--tx);font-size:19px}
.questions details{background:none;border:0;border-bottom:1px solid var(--line2);border-radius:0;padding:0}
.questions summary{color:#fff;font-weight:500}
.questions details p{color:var(--tx2)}
.contact-info p,.contact-info address,address{color:var(--tx2)}
address strong{color:var(--tx3);text-transform:none;letter-spacing:.02em}
.form{background:#fff;border-radius:4px;color:#1F2A37}
.form-title{color:var(--n1);font-weight:700}
.form label{font-weight:600;color:#1F2A37}
.form .btn-wa{background:var(--n3);color:#fff}

/* página de serviço */
.crumbs{color:var(--tx3)}
.list-do li{background:none;border:0;border-bottom:1px solid var(--line);border-radius:0;padding:12px 0 12px 26px;font-weight:500;color:var(--tx)}
.list-do li::before{width:10px;height:1px;top:24px;left:0;border-radius:0;background:var(--gold-d)}
.alerts li{background:none;border:0;border-left:1px solid var(--gold-d);border-radius:0;padding:6px 0 6px 16px;font-weight:500;color:var(--tx)}
.alert-note{color:var(--tx3)}
.cta-band{background:none;border-top:1px solid var(--gold-d);border-bottom:1px solid var(--line);border-radius:0;padding:36px 0}
.cta-band h2{margin:0}
.photo-slot{background:rgba(255,255,255,.03);border:1px dashed var(--line2);color:var(--tx3);border-radius:4px}

/* marcações do protótipo: discretas */
.wf-flag,.wf-flag.hold{background:none;border:1px solid var(--line2);color:var(--tx3);font-weight:600;letter-spacing:.04em}
.slot{color:inherit}
.banco-slot{background:rgba(255,255,255,.03);border-color:var(--line)}
.banco-slot figcaption{border-top:1px solid var(--gold-d);color:var(--tx)}

/* rodapé */
.footer{background:var(--n0);border-top:1px solid var(--line);color:var(--tx3)}

/* WhatsApp: botão flutuante e barra do celular discretos */
.wa-float{background:var(--n3);border:1px solid var(--line2);box-shadow:0 10px 24px rgba(0,0,0,.35);font-weight:500}
.wa-float:hover{background:var(--n2)}
.wa-float .ico{color:var(--gold)}
@media (max-width:759px){
  .mbar{background:rgba(4,18,42,.94);border-top:1px solid var(--line2);box-shadow:none;padding:8px 12px calc(8px + env(safe-area-inset-bottom));backdrop-filter:blur(8px)}
  .mbar .btn{padding:11px 14px;font-size:15px}
  .mbar .btn-wa{background:var(--gold);color:var(--n1)}
  .mbar .mbar-2{background:transparent;color:#fff;border:1px solid var(--line2)}
  body{padding-bottom:64px}
}

/* ===== Variante A: gradiente marinho suave + brilho ===== */
html[data-tema="a"] body{background:linear-gradient(180deg,var(--n1) 0%,#071D3A 35%,var(--n1) 70%,var(--n0) 100%)}
html[data-tema="a"] .hero,html[data-tema="a"] .pg-hero{background:
  radial-gradient(900px 500px at 78% 30%,rgba(41,105,170,.28),transparent 70%),
  radial-gradient(700px 400px at 10% 100%,rgba(200,144,26,.07),transparent 70%),
  linear-gradient(165deg,var(--n3) 0%,var(--n2) 45%,var(--n1) 100%)}
html[data-tema="a"] .section-alt,html[data-tema="a"] .section-dark{background:radial-gradient(800px 420px at 85% 0%,rgba(11,61,112,.45),transparent 70%),linear-gradient(180deg,rgba(11,61,112,.18),rgba(4,18,42,.35))}
html[data-tema="a"] .cred{background:linear-gradient(90deg,rgba(11,61,112,.0),rgba(11,61,112,.35),rgba(11,61,112,0))}

/* ===== Variante B: grade técnica fina + linhas âmbar ===== */
html[data-tema="b"] body{background-color:var(--n1);background-image:
  linear-gradient(rgba(180,194,212,.045) 1px,transparent 1px),
  linear-gradient(90deg,rgba(180,194,212,.045) 1px,transparent 1px);background-size:48px 48px}
html[data-tema="b"] .hero,html[data-tema="b"] .pg-hero{background:
  linear-gradient(rgba(180,194,212,.06) 1px,transparent 1px) 0 0/24px 24px,
  linear-gradient(90deg,rgba(180,194,212,.06) 1px,transparent 1px) 0 0/24px 24px,
  linear-gradient(180deg,var(--n3) 0%,var(--n1) 100%);border-bottom:1px solid rgba(200,144,26,.55)}
html[data-tema="b"] .section-alt,html[data-tema="b"] .section-dark{background:rgba(4,18,42,.55);border-top:1px solid rgba(200,144,26,.35);border-bottom:1px solid rgba(200,144,26,.2)}
html[data-tema="b"] .section-alt::before,html[data-tema="b"] .section-dark>.wrap::before{content:none}
html[data-tema="b"] h2::after{content:"";display:block;width:44px;height:2px;background:var(--gold-d);margin-top:16px}
html[data-tema="b"] .footer{border-top:1px solid rgba(200,144,26,.45)}

/* ajustes de alinhamento */
.hero-badges{flex-direction:column;gap:8px}
.hero-badges li{border-right:0!important;padding:0;margin:0}
.cred-item strong,.cred-item.y strong{display:block}
@media (min-width:960px){
  .cred-in{grid-template-columns:repeat(4,1fr)}
  .hero-in{padding:72px 24px 80px!important;align-items:center}
  .pg-hero-in{padding:72px 24px 80px}
}

/* cases com dados reais */
.case-kpi b{font-size:17px;line-height:1.3}
.case-kpi span{display:block;margin-top:4px;font-size:13px;line-height:1.4}
.case-note{margin-top:22px;font-size:13px;color:var(--tx3)}
@media (max-width:560px){.case-kpis{grid-template-columns:1fr;gap:12px}}