/* =========================================================
   LS PERIMETRAL — STYLE GLOBAL
   ========================================================= */

:root{
  --bg:#111111;
  --bg-2:#1A1A1A;
  --bg-3:#0D0D0D;
  --gold:#C9A070;
  --gold-hover:#D4AF85;
  --gold-soft:rgba(201,160,112,0.18);
  --gold-line:rgba(201,160,112,0.35);
  --white:#FFFFFF;
  --muted:#AAAAAA;
  --border:rgba(255,255,255,0.08);
  --header-h:74px;
  --serif:'Cormorant Garamond', Georgia, serif;
  --sans:'Raleway', system-ui, sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--white);font-family:var(--sans);font-weight:300;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body{font-size:16px;line-height:1.6;padding-top:var(--header-h)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea,select{font-family:inherit;font-size:16px}

h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.15;margin:0;letter-spacing:0.2px}
p{margin:0}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 22px}
.section{padding:72px 0}
.section-alt{background:var(--bg-2)}

.section-title{font-family:var(--serif);font-weight:600;color:var(--gold);text-align:center;font-size:clamp(28px,5vw,42px);letter-spacing:.5px}
.section-sub{color:var(--muted);text-align:center;max-width:640px;margin:14px auto 0;font-weight:300;font-size:16px}
.gold-rule{width:64px;height:1px;background:var(--gold);margin:18px auto 40px;opacity:.85}

/* =========================================================
   HEADER
   ========================================================= */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(17,17,17,0.96);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--gold-line);
  height:var(--header-h);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:100%;max-width:1200px;margin:0 auto;padding:0 22px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand img{height:42px;width:auto}
.brand-text{font-family:var(--serif);color:var(--gold);font-size:18px;letter-spacing:1.5px;font-weight:600}

.nav-desktop{display:flex;gap:36px;align-items:center}
.nav-desktop a{color:var(--white);font-size:14px;letter-spacing:.5px;font-weight:300;text-transform:uppercase;position:relative;padding:6px 0;transition:color .25s}
.nav-desktop a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--gold);transform:scaleX(0);transform-origin:center;transition:transform .3s ease}
.nav-desktop a:hover,.nav-desktop a.active{color:var(--gold)}
.nav-desktop a:hover::after,.nav-desktop a.active::after{transform:scaleX(1)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:0 22px;height:48px;min-height:48px;
  font-family:var(--sans);font-weight:600;letter-spacing:.5px;font-size:14px;
  border-radius:2px;transition:background .25s,color .25s,transform .15s;
  text-transform:uppercase;
}
.btn-primary{background:var(--gold);color:#111;border:1px solid var(--gold)}
.btn-primary:hover{background:var(--gold-hover);border-color:var(--gold-hover)}
.btn-primary:active{transform:translateY(1px)}
.btn-outline{background:transparent;color:var(--gold);border:1px solid var(--gold)}
.btn-outline:hover{background:var(--gold-soft)}
.btn-block{width:100%;min-height:52px}

.btn-burger{display:none;width:48px;height:48px;align-items:center;justify-content:center;border-radius:2px}
.btn-burger span{display:block;width:24px;height:1.5px;background:var(--white);position:relative;transition:transform .3s,background .3s}
.btn-burger span::before,.btn-burger span::after{content:"";position:absolute;left:0;width:24px;height:1.5px;background:var(--white);transition:transform .3s,top .3s}
.btn-burger span::before{top:-7px}
.btn-burger span::after{top:7px}
.btn-burger.is-open span{background:transparent}
.btn-burger.is-open span::before{top:0;transform:rotate(45deg)}
.btn-burger.is-open span::after{top:0;transform:rotate(-45deg)}

.nav-mobile{
  position:fixed;top:var(--header-h);left:0;right:0;
  background:rgba(17,17,17,0.98);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--gold-line);
  transform:translateY(-110%);
  transition:transform .35s ease;
  z-index:55;
  padding:14px 22px 24px;
  display:flex;flex-direction:column;gap:6px;
}
.nav-mobile.is-open{transform:translateY(0)}
.nav-mobile a{
  display:flex;align-items:center;
  min-height:52px;padding:0 6px;
  font-size:16px;letter-spacing:.5px;
  color:var(--white);border-bottom:1px solid var(--border);
  text-transform:uppercase;
}
.nav-mobile a.active{color:var(--gold)}
.nav-mobile .btn{margin-top:14px;width:100%}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer{
  background:var(--bg-3);
  border-top:1px solid var(--gold-line);
  padding:56px 0 24px;
  margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:32px;align-items:start}
.footer-col h4{font-size:14px;color:var(--gold);font-family:var(--sans);font-weight:500;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:18px}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.footer-col a{color:var(--muted);font-size:14px;transition:color .2s}
.footer-col a:hover{color:var(--gold)}
.footer-brand img{height:48px;width:auto;margin-bottom:14px}
.footer-brand p{color:var(--muted);font-size:13px;line-height:1.6;max-width:280px}
.footer-bottom{
  border-top:1px solid var(--border);
  margin-top:40px;padding-top:18px;
  text-align:center;color:var(--muted);font-size:12px;letter-spacing:.5px;
}
.footer-loc{text-align:center;color:var(--muted);font-size:13px;margin-top:32px}

/* =========================================================
   WHATSAPP FAB
   ========================================================= */
.fab-whatsapp{
  position:fixed;right:20px;bottom:24px;z-index:80;
  width:60px;height:60px;border-radius:50%;
  background:#25D366;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(0,0,0,0.45),0 0 0 0 rgba(37,211,102,0.65);
  animation:wapulse 2.4s infinite;
  transition:transform .2s;
}
.fab-whatsapp:hover{transform:scale(1.06)}
.fab-whatsapp svg{width:30px;height:30px;fill:#fff}
@keyframes wapulse{
  0%{box-shadow:0 8px 24px rgba(0,0,0,0.45),0 0 0 0 rgba(37,211,102,0.55)}
  70%{box-shadow:0 8px 24px rgba(0,0,0,0.45),0 0 0 16px rgba(37,211,102,0)}
  100%{box-shadow:0 8px 24px rgba(0,0,0,0.45),0 0 0 0 rgba(37,211,102,0)}
}

/* =========================================================
   HERO
   ========================================================= */
.hero{
  position:relative;
  height:calc(100vh - var(--header-h));
  min-height:560px;
  display:flex;align-items:center;justify-content:center;
  text-align:center;
  background-image:linear-gradient(rgba(0,0,0,.55),rgba(0,0,0,.55)),url('assets/hero-fundo.png');
  background-size:cover;background-position:center;
  padding:0 22px;
}
.hero-content{max-width:880px;display:flex;flex-direction:column;align-items:center;gap:28px}
.hero-logo{height:130px;width:auto;opacity:0;animation:fadeUp .9s ease .1s forwards}
.hero h1{
  font-size:clamp(30px,5.4vw,60px);
  color:var(--white);font-weight:600;line-height:1.15;
  letter-spacing:.3px;
  opacity:0;animation:fadeUp 1s ease .35s forwards;
  text-shadow:0 2px 24px rgba(0,0,0,.6);
}
.hero h1 em{color:var(--gold);font-style:italic;font-weight:600}
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}

/* =========================================================
   STEPS (Como solicitar)
   ========================================================= */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:8px}
.step{
  background:var(--bg);border:1px solid var(--border);
  padding:28px 20px;border-radius:2px;
  display:flex;flex-direction:column;gap:14px;
  transition:border-color .25s,transform .25s;
}
.step:hover{border-color:var(--gold-line)}
.step-num{
  width:42px;height:42px;border-radius:50%;
  border:1px solid var(--gold);color:var(--gold);
  font-family:var(--serif);font-size:20px;font-weight:600;
  display:flex;align-items:center;justify-content:center;
}
.step h3{font-size:18px;color:var(--white);font-family:var(--serif);font-weight:600;line-height:1.3}
.step p{font-size:14px;color:var(--muted);line-height:1.6}
.step-actions{display:flex;flex-direction:column;gap:10px;margin-top:6px}
.step-actions .btn{font-size:12px;padding:0 14px;height:44px;min-height:44px}

/* =========================================================
   CARDS DIFERENCIAIS
   ========================================================= */
.diff-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.diff-card{
  background:var(--bg-2);border:1px solid var(--gold-line);
  padding:32px 24px;border-radius:2px;
  display:flex;flex-direction:column;gap:14px;
  transition:transform .3s,border-color .3s;
}
.diff-card:hover{transform:translateY(-3px);border-color:var(--gold)}
.diff-icon{
  width:54px;height:54px;border-radius:50%;
  border:1px solid var(--gold);color:var(--gold);
  display:flex;align-items:center;justify-content:center;
}
.diff-icon svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.4}
.diff-card h3{font-size:20px;color:var(--gold);font-family:var(--serif)}
.diff-card p{font-size:14px;color:var(--white);line-height:1.65;font-weight:300}
.diff-card.quote p{font-style:italic;color:var(--white);font-family:var(--serif);font-size:18px;line-height:1.45;font-weight:400}
.diff-card.quote .author{color:var(--muted);font-size:12px;margin-top:auto;letter-spacing:.5px}

/* =========================================================
   PROVAS VISUAIS
   ========================================================= */
.proof-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.proof-card{position:relative;overflow:hidden;border:1px solid var(--border)}
.proof-card .img{
  aspect-ratio:4/3;
  background-size:cover;background-position:center;
  transition:transform .6s ease;
}
.proof-card:hover .img{transform:scale(1.04)}
.proof-card figcaption{
  padding:14px 16px;color:var(--gold);font-size:13px;font-weight:300;letter-spacing:.3px;
  background:var(--bg);
}
.proof-cta{display:flex;justify-content:center;margin-top:36px}

/* =========================================================
   SOLUÇÕES — CARDS GRANDES
   ========================================================= */
.solucoes-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.sol-card{
  background:var(--bg-2);border:1px solid var(--border);
  display:flex;flex-direction:column;
  transition:border-color .25s,transform .25s;
}
.sol-card:hover{border-color:var(--gold-line);transform:translateY(-2px)}
.sol-card .img{
  aspect-ratio:16/9;
  background-size:cover;background-position:center;
  background-color:#0a0a0a;
}
.sol-card .body{padding:24px 24px 28px;display:flex;flex-direction:column;gap:14px;flex:1}
.sol-card h3{color:var(--gold);font-size:24px}
.sol-card p{color:var(--white);font-size:14px;line-height:1.7;font-weight:300}
.sol-card .btn{margin-top:auto}

/* =========================================================
   PRODUTOS — TABS + CARDS
   ========================================================= */
.tabs-wrap{position:relative;margin-top:8px}
.tabs-wrap::before,.tabs-wrap::after{
  content:"";position:absolute;top:0;bottom:14px;width:32px;pointer-events:none;z-index:2;
}
.tabs-wrap::before{left:0;background:linear-gradient(90deg,var(--bg),transparent)}
.tabs-wrap::after{right:0;background:linear-gradient(-90deg,var(--bg),transparent)}
.tabs{
  display:flex;gap:6px;
  overflow-x:auto;scrollbar-width:none;
  border-bottom:1px solid var(--border);
  padding:0 4px;
}
.tabs::-webkit-scrollbar{display:none}
.tab{
  flex:0 0 auto;
  padding:14px 20px;min-height:48px;
  color:var(--muted);font-size:13px;letter-spacing:.5px;
  border-bottom:2px solid transparent;
  white-space:nowrap;text-transform:uppercase;
  transition:color .25s,border-color .25s;
}
.tab:hover{color:var(--white)}
.tab.active{color:var(--gold);border-bottom-color:var(--gold)}

.cat-banner{
  position:relative;height:220px;margin-top:28px;
  background-size:cover;background-position:center;
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;
  border:1px solid var(--gold-line);
}
.cat-banner::after{content:"";position:absolute;inset:0;background:rgba(0,0,0,.35)}
.cat-banner h2{position:relative;z-index:2;color:var(--gold);font-size:36px;font-family:var(--serif);text-align:center;padding:0 16px}

.products-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}
.prod-card{
  background:var(--bg-2);border:1px solid var(--gold-line);
  padding:22px 20px;border-radius:2px;
  display:flex;flex-direction:column;gap:14px;
  transition:border-color .25s,transform .25s;
}
.prod-card:hover{border-color:var(--gold);transform:translateY(-2px)}
.prod-card h3{color:var(--white);font-family:var(--serif);font-weight:600;font-size:18px;line-height:1.3;flex:1}
.prod-card .btn{width:100%;min-height:48px}

.tab-panel{display:none;animation:fadeIn .35s ease}
.tab-panel.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* =========================================================
   ORÇAMENTO INTELIGENTE
   ========================================================= */
.orc-wrap{max-width:760px;margin:0 auto}
.progress{height:3px;background:rgba(255,255,255,0.06);border-radius:2px;overflow:hidden;margin:0 0 32px}
.progress-bar{height:100%;background:var(--gold);width:0%;transition:width .4s ease}

.orc-step{display:none;animation:fadeIn .35s ease}
.orc-step.active{display:block}
.orc-step h2{
  font-family:var(--serif);color:var(--gold);
  font-size:clamp(22px,3.4vw,30px);
  text-align:center;margin-bottom:24px;line-height:1.25;
}
.orc-confirm{
  text-align:center;color:var(--gold);
  font-family:var(--serif);font-size:24px;
  border:1px solid var(--gold-line);padding:18px;margin-bottom:28px;
  letter-spacing:.4px;
}
.orc-confirm small{display:block;color:var(--muted);font-family:var(--sans);font-size:12px;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:6px}

.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.choice-grid.three{grid-template-columns:repeat(3,1fr)}
.choice-grid.five{grid-template-columns:repeat(5,1fr)}
.choice{
  background:var(--bg-2);border:1px solid var(--border);
  padding:18px 18px;min-height:56px;
  display:flex;align-items:center;justify-content:center;gap:10px;
  font-size:15px;color:var(--white);
  border-radius:2px;text-align:center;
  position:relative;cursor:pointer;
  transition:border-color .25s,background .25s,transform .15s;
  font-weight:300;letter-spacing:.3px;
}
.choice:hover{border-color:var(--gold-line);background:#1f1f1f}
.choice.selected{border-color:var(--gold);background:rgba(201,160,112,0.08);box-shadow:inset 0 0 0 1px var(--gold)}
.choice .tag{
  position:absolute;top:-10px;right:12px;
  background:var(--gold);color:#111;
  font-size:10px;letter-spacing:1px;font-weight:600;text-transform:uppercase;
  padding:3px 8px;border-radius:2px;
}

.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.field label{color:var(--muted);font-size:13px;letter-spacing:.5px;text-transform:uppercase}
.field input,.field textarea{
  background:var(--bg-2);border:1px solid var(--border);
  color:var(--white);padding:14px 16px;
  border-radius:2px;font-size:16px;
  outline:none;transition:border-color .25s;
  width:100%;
}
.field input:focus,.field textarea:focus{border-color:var(--gold)}
.field .hint{color:var(--muted);font-size:12px;font-style:italic}

.orc-illustration{
  margin:18px 0 6px;border:1px solid var(--gold-line);
  background:var(--bg-2);padding:18px;
}
.orc-illustration .legend{color:var(--muted);font-size:12px;text-align:center;margin-top:10px;font-style:italic;line-height:1.5}

.orc-actions{display:flex;justify-content:space-between;align-items:center;margin-top:32px;gap:16px;flex-wrap:wrap}
.orc-actions .back{color:var(--muted);font-size:13px;letter-spacing:.5px;text-transform:uppercase;background:none;padding:14px 8px}
.orc-actions .back:hover{color:var(--white)}
.orc-actions .next{min-width:200px}

/* =========================================================
   MODAL (Outros)
   ========================================================= */
.modal{
  position:fixed;inset:0;background:rgba(0,0,0,.75);
  display:none;align-items:center;justify-content:center;
  z-index:90;padding:20px;
  animation:fadeIn .25s ease;
}
.modal.is-open{display:flex}
.modal-box{
  background:var(--bg-2);border:1px solid var(--gold-line);
  width:100%;max-width:500px;padding:32px 28px;
  position:relative;border-radius:2px;
}
.modal-close{
  position:absolute;top:10px;right:10px;
  width:40px;height:40px;color:var(--muted);font-size:22px;
  display:flex;align-items:center;justify-content:center;
  transition:color .2s;
}
.modal-close:hover{color:var(--gold)}
.modal h3{color:var(--gold);font-size:24px;margin-bottom:8px}
.modal p{color:var(--muted);font-size:14px;margin-bottom:18px;line-height:1.6}
.modal textarea{min-height:120px;resize:vertical}

/* =========================================================
   FADE-IN ON SCROLL
   ========================================================= */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-visible{opacity:1;transform:none}

/* =========================================================
   PAGE HEADER (used on solucoes/produtos)
   ========================================================= */
.page-head{padding:64px 0 24px;text-align:center}
.page-head h1{color:var(--gold);font-size:clamp(32px,5vw,48px)}
.page-head .lead{color:var(--muted);max-width:640px;margin:18px auto 0;font-size:16px;line-height:1.65}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1024px){
  .steps{grid-template-columns:repeat(2,1fr)}
  .diff-grid{grid-template-columns:1fr 1fr}
  .products-grid{grid-template-columns:1fr 1fr}
  .choice-grid.five{grid-template-columns:repeat(3,1fr)}
}

@media (max-width: 768px){
  :root{--header-h:64px}
  body{padding-top:var(--header-h)}
  .section{padding:56px 0}
  .nav-desktop{display:none}
  .header-inner .btn-primary{display:none}
  .btn-burger{display:flex}

  .container{padding:0 18px}

  .hero{height:100vh;min-height:520px}
  .hero-logo{height:96px}
  .hero h1{font-size:clamp(26px,7.6vw,38px);padding:0 4px}

  .steps{grid-template-columns:1fr;gap:14px}
  .step{padding:24px 20px}

  .diff-grid{grid-template-columns:1fr 1fr;gap:14px}
  .diff-card{padding:24px 18px}
  .diff-card h3{font-size:17px}
  .diff-card p{font-size:13px}
  .diff-card.quote p{font-size:15px}

  .proof-grid{grid-template-columns:1fr;gap:18px}

  .solucoes-grid{grid-template-columns:1fr;gap:20px}
  .sol-card .body{padding:22px 20px 24px}
  .sol-card h3{font-size:22px}

  .products-grid{grid-template-columns:1fr 1fr;gap:14px}
  .prod-card{padding:18px 16px;gap:12px}
  .prod-card h3{font-size:15px}
  .prod-card.long{grid-column:1/-1}

  .cat-banner{height:140px}
  .cat-banner h2{font-size:26px}

  .footer-grid{grid-template-columns:1fr;text-align:center;gap:36px;justify-items:center}
  .footer-col ul{align-items:center}
  .footer-brand p{margin:0 auto}

  .choice-grid,.choice-grid.three,.choice-grid.five{grid-template-columns:1fr;gap:10px}
  .choice{padding:16px;font-size:15px}

  .orc-actions{flex-direction:column-reverse;align-items:stretch}
  .orc-actions .next{width:100%}
  .orc-actions .back{text-align:center}

  .fab-whatsapp{width:58px;height:58px;right:16px;bottom:18px}
  .fab-whatsapp svg{width:28px;height:28px}

  .page-head{padding:40px 0 16px}
}

@media (max-width: 380px){
  .products-grid{grid-template-columns:1fr}
  .diff-grid{grid-template-columns:1fr}
}

/* Smooth scroll */
html{scroll-behavior:smooth;scroll-padding-top:var(--header-h)}