/* =========================================================
   Representações Bruns — Design tokens
   Direção: identidade técnica/industrial ("desenho de engenharia")
   apoiada na paleta de marca (navy + vermelho), tipografia
   robusta (Archivo) + utilitária (IBM Plex Mono) para specs.
   ========================================================= */

:root{
  --navy-950:#081627;
  --navy-900:#0B2145;
  --navy-700:#16345F;
  --red-600:#D62828;
  --red-500:#E63946;
  --steel-500:#5C7590;
  --steel-400:#7C93AC;
  --steel-200:#C7D3DF;
  --paper:#F2F4F7;
  --paper-2:#E7EBF0;
  --white:#FFFFFF;
  --ink-900:#0E1726;
  --ink-600:#46536A;

  --font-display:'Archivo', sans-serif;
  --font-body:'Inter', sans-serif;
  --font-mono:'IBM Plex Mono', monospace;

  --container:min(1180px, 92vw);
  --radius-sm:6px;
  --radius-md:12px;
  --radius-lg:20px;

  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink-900);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
}

img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
h1,h2,h3,h4{ font-family:var(--font-display); margin:0; color:var(--navy-950); line-height:1.08; }
p{ margin:0 0 1em; }
button{ font:inherit; cursor:pointer; }

.container{ width:var(--container); margin-inline:auto; }

:focus-visible{
  outline:2px solid var(--red-600);
  outline-offset:3px;
}

.eyebrow{
  font-family:var(--font-mono);
  font-size:.95rem;
  letter-spacing:.04em;
  color:var(--red-600);
  margin:0 0 .9rem;
  text-transform:none;
}
.eyebrow-light{ color:#FF9B9B; }

/* =========================== HEADER =========================== */
.site-header{
  position:fixed; inset:0 0 auto 0; z-index:100;
  background:rgba(8,22,39,.72);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .3s var(--ease);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  height:76px;
}
.brand{ display:flex; align-items:center; gap:.7rem; }
.brand-mark{ flex-shrink:0; }
.brand-word{ display:flex; flex-direction:column; line-height:1; }
.brand-tag{
  font-family:var(--font-mono); font-size:.62rem; letter-spacing:.12em;
  color:var(--red-500); text-transform:uppercase; margin-bottom:2px;
}
.brand-name{
  font-family:var(--font-display); font-weight:800; font-size:1.15rem;
  color:var(--white); letter-spacing:.01em;
}

.main-nav{ display:flex; gap:2.1rem; }
.main-nav a{
  font-size:.92rem; font-weight:500; color:var(--steel-200);
  position:relative; padding:.3rem 0; transition:color .2s var(--ease);
}
.main-nav a:hover{ color:var(--white); }
.main-nav a::after{
  content:''; position:absolute; left:0; right:100%; bottom:-2px; height:2px;
  background:var(--red-600); transition:right .25s var(--ease);
}
.main-nav a:hover::after,
.main-nav a.active::after{ right:0; }

.header-actions{ display:flex; align-items:center; gap:1rem; }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5rem;
  font-family:var(--font-body); font-weight:600; font-size:.9rem;
  padding:.72rem 1.3rem; border-radius:999px; border:1px solid transparent;
  transition:transform .18s var(--ease), background .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
  white-space:nowrap;
}
.btn:hover{ transform:translateY(-1px); }
.btn-whatsapp{ background:#1FAE5C; color:#fff; }
.btn-whatsapp:hover{ background:#189349; }
.btn-primary{ background:var(--red-600); color:#fff; }
.btn-primary:hover{ background:#B81F1F; }
.btn-ghost{ background:transparent; color:var(--navy-950); border-color:var(--steel-200); }
.btn-ghost:hover{ border-color:var(--navy-900); }
.btn-block{ width:100%; }

.nav-toggle{
  display:none; flex-direction:column; gap:5px; background:none; border:0; padding:8px;
}
.nav-toggle span{ width:22px; height:2px; background:#fff; border-radius:2px; transition:.25s var(--ease); }
.nav-toggle.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* =========================== HERO =========================== */
.hero{
  position:relative;
  background:radial-gradient(120% 100% at 15% 0%, var(--navy-700) 0%, var(--navy-900) 45%, var(--navy-950) 100%);
  padding:calc(76px + 5.5rem) 0 6rem;
  overflow:hidden;
  color:var(--white);
}
.hero-grid{
  display:grid; grid-template-columns:1.05fr .95fr; gap:3rem; align-items:center;
}
.hero-copy h1{
  font-size:clamp(2.1rem, 3.6vw, 3.2rem);
  color:#fff; font-weight:800; letter-spacing:-.01em; margin-bottom:1.1rem;
}
.hero-sub{
  font-size:1.05rem; color:var(--steel-200); max-width:46ch; margin-bottom:2rem;
}
.hero-sub.light{ color:#B9C7D6; }
.hero-ctas{ display:flex; gap:1rem; flex-wrap:wrap; margin-bottom:3rem; }
.hero .btn-ghost{ color:#fff; border-color:rgba(255,255,255,.3); }
.hero .btn-ghost:hover{ border-color:#fff; }

.spec-strip{
  display:grid; grid-template-columns:repeat(4,1fr);
  border-top:1px solid rgba(255,255,255,.14);
  padding-top:1.4rem; margin:0; gap:1rem;
}
.spec dt{
  font-family:var(--font-mono); font-size:.68rem; text-transform:uppercase;
  letter-spacing:.06em; color:var(--steel-400); margin-bottom:.35rem;
}
.spec dd{
  margin:0; font-family:var(--font-display); font-weight:700; font-size:1.3rem; color:#fff;
}

.hero-visual{ position:relative; }
.hero-illustration{ width:100%; height:auto; }

.hero-sc-shape{ fill:rgba(214,40,40,.08); stroke:var(--red-500); stroke-width:1.6; }
.node-net line{ stroke:rgba(124,147,172,.45); stroke-width:1; stroke-dasharray:3 5; animation:dashFlow 6s linear infinite; }
.node-net circle{ fill:#7C93AC; }
@keyframes dashFlow{ to{ stroke-dashoffset:-40; } }

.hq-pulse{ fill:none; stroke:var(--red-600); stroke-width:1.4; opacity:.6; transform-box:fill-box; transform-origin:center; animation:pulseRing 2.6s ease-out infinite; }
@keyframes pulseRing{
  0%{ transform:scale(.4); opacity:.7; }
  100%{ transform:scale(1.5); opacity:0; }
}

.hero-fade{
  position:absolute; left:0; right:0; bottom:0; height:320px;
  background:linear-gradient(to bottom,
    rgba(242,244,247,0) 0%,
    rgba(242,244,247,.05) 20%,
    rgba(242,244,247,.16) 38%,
    rgba(242,244,247,.36) 56%,
    rgba(242,244,247,.66) 74%,
    rgba(242,244,247,.9) 88%,
    var(--paper) 100%);
  pointer-events:none;
}

/* =========================== SECTIONS =========================== */
.section{ padding:6rem 0; }
.section-alt{ background:var(--paper-2); }
.section-dark{
  background:linear-gradient(160deg, var(--navy-950), var(--navy-900));
  color:#fff;
}
.section-dark h2.light, .section-dark h2{ color:#fff; }

.section-head{ max-width:640px; margin-bottom:2.6rem; }
.section-head.center{ margin-inline:auto; text-align:center; }
.section-head h2{ font-size:clamp(1.6rem,2.6vw,2.2rem); }
.section-lead{ color:var(--ink-600); font-size:1.02rem; max-width:60ch; }

.section-grid{ display:grid; grid-template-columns:.85fr 1.15fr; gap:3.5rem; }
.section-body p{ color:var(--ink-600); font-size:1.02rem; max-width:62ch; }

.values-list{ margin:2.2rem 0 0; display:grid; gap:1.5rem; }
.value-item dt{
  display:flex; align-items:center; gap:.8rem;
  font-family:var(--font-display); font-weight:700; font-size:1.05rem; color:var(--navy-950);
  margin-bottom:.35rem;
}
.value-mark{
  font-family:var(--font-mono); font-size:.75rem; color:var(--red-600);
  border:1px solid var(--steel-200); border-radius:6px; padding:.15rem .45rem;
}
.value-item dd{ margin:0; color:var(--ink-600); max-width:56ch; }

/* Cards */
.card-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.6rem; }
.card{
  background:#fff; border:1px solid var(--paper-2); border-radius:var(--radius-lg);
  padding:2rem; transition:transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.card:hover{ transform:translateY(-4px); box-shadow:0 18px 40px -20px rgba(11,33,69,.25); border-color:transparent; }
.card-icon{ width:40px; height:40px; margin-bottom:1.2rem; }
.card h3{ font-size:1.1rem; margin-bottom:.5rem; }
.card p{ color:var(--ink-600); font-size:.95rem; margin:0; }

/* Representadas */
.brand-grid{
  display:grid; grid-template-columns:repeat(5,1fr); gap:1.1rem; margin-bottom:2.4rem;
}
.brand-card{
  background:#fff; border:1px solid var(--paper-2); border-radius:var(--radius-md);
  padding:1.5rem 1.2rem; text-align:left; transition:border-color .2s var(--ease), transform .2s var(--ease);
}
.brand-card:hover{ border-color:var(--red-600); transform:translateY(-3px); }
.brand-code{
  display:block; font-family:var(--font-mono); font-size:.66rem; color:var(--steel-500);
  letter-spacing:.05em; margin-bottom:.9rem;
}
.brand-mono{
  font-family:var(--font-mono); font-weight:600; font-size:1.4rem; color:var(--navy-900);
  margin-bottom:.7rem;
}
.brand-card h3{ font-family:var(--font-body); font-weight:600; font-size:.86rem; color:var(--ink-600); margin:0; }

.tag-row{ display:flex; flex-wrap:wrap; gap:.6rem; }
.tag-row li{
  font-family:var(--font-mono); font-size:.76rem; color:var(--navy-900);
  background:var(--paper-2); border-radius:999px; padding:.45rem .9rem;
}

/* Estilização e alinhamento das logos das Representadas */
.brand-logo-wrap {
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  margin-bottom: .9rem;
}

.brand-logo-img {
  max-height: 100%;
  max-width: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

/* Área de atuação */
.atuacao-grid{ display:grid; grid-template-columns:1fr 1fr; gap:3rem; align-items:center; }
.address-block{ margin-top:2rem; padding-top:1.5rem; border-top:1px solid rgba(255,255,255,.14); }
.address-block p{ color:#C9D3DE; margin-bottom:.6rem; }
.core-tag{ font-family:var(--font-mono); font-size:.95rem; color:var(--steel-400) !important; }

.map-wrap{ display:flex; justify-content:center; }
.sc-map{ width:100%; max-width:440px; height:auto; filter:drop-shadow(0 18px 40px rgba(0,0,0,.45)); }
.sc-map-shape{ fill:rgba(214,40,40,.08); stroke:var(--red-500); stroke-width:1.6; }

.scan-pin{ opacity:0; animation:pinCycle 9s ease-in-out infinite; }
.scan-pulse{ fill:none; stroke:var(--red-500); stroke-width:1.3; opacity:.7; transform-box:fill-box; transform-origin:center; animation:pulseRing 1.8s ease-out infinite; }
.scan-dot{ fill:var(--red-600); }
@keyframes pinCycle{
  0%{ opacity:0; }
  6%{ opacity:1; }
  24%{ opacity:1; }
  34%{ opacity:0; }
  100%{ opacity:0; }
}

/* Contato */
.contato-grid{ display:grid; grid-template-columns:1fr 1fr; gap:3.5rem; }
.contact-list{ margin-top:2rem; display:grid; gap:1.1rem; }
.contact-list li{
  display:flex; justify-content:space-between; align-items:center;
  padding-bottom:1.1rem; border-bottom:1px solid var(--paper-2);
}
.contact-label{ font-family:var(--font-mono); font-size:.78rem; color:var(--ink-600); }
.contact-list a{ font-weight:600; color:var(--navy-950); }
.contact-list a:hover{ color:var(--red-600); }

.contact-form{
  background:#fff; border:1px solid var(--paper-2); border-radius:var(--radius-lg);
  padding:2rem;
}
.form-row{ margin-bottom:1.2rem; display:flex; flex-direction:column; gap:.4rem; }
.form-row label{ font-size:.82rem; font-weight:600; color:var(--ink-600); }
.form-row input, .form-row textarea{
  font:inherit; padding:.75rem .9rem; border:1px solid var(--paper-2); border-radius:var(--radius-sm);
  background:var(--paper); color:var(--ink-900); resize:vertical; transition:border-color .2s var(--ease);
}
.form-row input:focus, .form-row textarea:focus{ border-color:var(--red-600); outline:none; }
.form-hint{ font-size:.78rem; color:var(--ink-600); text-align:center; margin:.9rem 0 0; }

/* =========================== FOOTER =========================== */
.site-footer{ background:var(--navy-950); color:#B9C7D6; padding-top:4rem; }
.footer-inner{
  display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:2rem;
  padding-bottom:3rem; border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand .brand-tag{ display:block; }
.footer-brand .brand-name{ display:block; font-size:1.3rem; margin-bottom:.8rem; }
.footer-brand p{ font-size:.88rem; color:#8FA0B5; }
.footer-links{ display:flex; flex-direction:column; gap:.7rem; }
.footer-links a:hover, .footer-social a:hover{ color:#fff; }
.footer-social{ display:flex; flex-direction:column; gap:.7rem; }
.footer-bottom{
  font-family:var(--font-mono); font-size:.76rem; color:#6E8098;
  text-align:center; padding:1.4rem 0;
}

/* WhatsApp float */
.whatsapp-float{
  position:fixed; right:1.4rem; bottom:1.4rem; z-index:90;
  width:56px; height:56px; border-radius:50%; background:#1FAE5C; color:#fff;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 10px 24px -8px rgba(0,0,0,.4);
  transition:transform .2s var(--ease);
}
.whatsapp-float:hover{ transform:scale(1.08); }

/* Reveal on scroll */
[data-reveal]{ opacity:0; transform:translateY(18px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].is-visible{ opacity:1; transform:translateY(0); }

/* =========================== RESPONSIVE =========================== */
@media (max-width:1024px){
  .hero-grid{ grid-template-columns:1fr; }
  .hero-visual{ order:-1; max-width:420px; margin-inline:auto; }
  .section-grid{ grid-template-columns:1fr; }
  .atuacao-grid{ grid-template-columns:1fr; }
  .contato-grid{ grid-template-columns:1fr; }
  .card-grid{ grid-template-columns:repeat(3,1fr); }
  .footer-inner{ grid-template-columns:1fr 1fr; }
}

@media (max-width:820px){
  .main-nav{
    position:fixed; top:76px; left:0; right:0; bottom:0;
    background:var(--navy-950); flex-direction:column; padding:2rem 1.6rem;
    gap:1.4rem; transform:translateX(100%); transition:transform .3s var(--ease);
  }
  .main-nav.open{ transform:translateX(0); }
  .main-nav a{ font-size:1.1rem; color:#fff; }
  .nav-toggle{ display:flex; }
  .btn-whatsapp span{ display:none; }
  .card-grid{ grid-template-columns:1fr 1fr; }
  .brand-grid{ grid-template-columns:1fr 1fr; }
  .spec-strip{ grid-template-columns:1fr 1fr; row-gap:1.2rem; }
  .footer-inner{ grid-template-columns:1fr; }
}

@media (max-width:520px){
  .card-grid{ grid-template-columns:1fr; }
  .brand-grid{ grid-template-columns:1fr; }
  .hero-ctas{ flex-direction:column; align-items:stretch; }
  .hero-ctas .btn{ text-align:center; }
}

/* Correção: fundo do menu mobile ficando transparente */
@media (max-width:820px){
  .main-nav{
    background-color: var(--navy-950) !important;
    z-index: 110;
    height: fit-content;
    max-height: calc(100vh - 76px);
    overflow-y: auto;
  }
}