/* ==========================================================================
   Catalão Pedras Decorativas — Landing Page
   Paleta definida pelo cliente: preto, grafite e dourado
   ========================================================================== */

:root{
  --preto:#0B0B0C;
  --grafite:#17181A;
  --grafite-claro:#222427;
  --linha:#32353A;
  --dourado:#C9A227;
  --dourado-claro:#E6CE86;
  --texto:#EDEAE4;
  --texto-suave:#A9A69F;
  --branco:#FFFFFF;

  --display:"Poppins",-apple-system,"Segoe UI",sans-serif;
  --corpo:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;

  --r:16px;
  --r-sm:10px;
  --max:1180px;
  --gut:clamp(20px,5vw,40px);
  --sec:clamp(64px,9vw,120px);
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}

body{
  margin:0;
  background:var(--preto);
  color:var(--texto);
  font-family:var(--corpo);
  font-size:16px;
  line-height:1.65;
  font-weight:350;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}

::selection{background:var(--dourado);color:var(--preto)}

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

.wrap{width:100%;max-width:var(--max);margin:0 auto;padding-inline:var(--gut)}

/* ---------- tipografia ---------- */
h1,h2,h3{font-family:var(--display);font-weight:600;line-height:1.12;margin:0;letter-spacing:-.025em}
h1{font-size:clamp(2.05rem,5.2vw,3.6rem);line-height:1.08}
h2{font-size:clamp(1.6rem,3.4vw,2.4rem)}
h3{font-size:clamp(1.1rem,1.7vw,1.32rem);font-weight:600;letter-spacing:-.015em}
p{margin:0 0 1em}

.eyebrow{
  font-family:var(--corpo);
  font-size:.72rem;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--dourado);
  font-weight:500;
  margin:0 0 18px;
  display:flex;align-items:center;gap:12px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--dourado);flex:none}
.eyebrow.center{justify-content:center}

.lead{font-size:clamp(1.02rem,1.5vw,1.15rem);color:var(--texto-suave);max-width:62ch}

/* ---------- botões ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--corpo);font-size:.92rem;font-weight:500;letter-spacing:.02em;
  padding:16px 26px;border:1px solid transparent;border-radius:999px;min-height:52px;
  cursor:pointer;transition:transform .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  text-align:center;line-height:1.2;
}
.btn svg{width:18px;height:18px;flex:none}
.btn-ouro{background:var(--dourado);color:#141208;font-weight:600}
.btn-ouro:hover{background:var(--dourado-claro);transform:translateY(-2px)}
.btn-linha{border-color:var(--linha);color:var(--texto)}
.btn-linha:hover{border-color:var(--dourado);color:var(--dourado-claro)}
.btn-bloco{width:100%}

/* ---------- header ---------- */
.topo{
  position:fixed;inset:0 0 auto;z-index:50;
  background:rgba(11,11,12,0);
  border-bottom:1px solid transparent;
  transition:background .3s ease,border-color .3s ease,backdrop-filter .3s ease;
}
.topo.ativo{background:rgba(11,11,12,.94);backdrop-filter:blur(10px);border-bottom-color:var(--linha)}
.topo.ativo .topo-logo img{height:62px}
.topo-in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:10px}
.topo-logo img{height:80px;width:auto;transition:height .3s ease}
.topo-nav{display:flex;align-items:center;gap:32px}
.topo-nav a{font-size:.86rem;color:var(--texto-suave);transition:color .2s}
.topo-nav a:hover{color:var(--dourado-claro)}
.topo .btn{padding:12px 22px;min-height:44px}

@media (max-width:960px){
  .topo-nav{display:none}
  .topo-logo img{height:62px}
  .topo.ativo .topo-logo img{height:52px}
  .topo .btn{padding:11px 16px;font-size:.82rem}
}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;padding-block:140px 56px;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:42% 78%;filter:brightness(1.14) contrast(1.02)}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(100deg,rgba(11,11,12,.93) 0%,rgba(11,11,12,.74) 44%,rgba(11,11,12,.34) 100%),
    linear-gradient(to top,rgba(11,11,12,.96) 0%,rgba(11,11,12,0) 55%);
}
.hero-in{position:relative;z-index:1;width:100%}
.hero h1{max-width:17ch}
.hero h1 em{font-style:normal;color:var(--dourado-claro);font-weight:500}
.hero .lead{margin-top:22px;max-width:52ch;color:#CFCBC3}
.hero-acoes{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-local{
  margin-top:40px;padding-top:22px;border-top:1px solid var(--linha);
  display:flex;flex-wrap:wrap;gap:8px 26px;font-size:.82rem;color:var(--texto-suave);
  letter-spacing:.06em;text-transform:uppercase;
}
.hero-local span{display:flex;align-items:center;gap:8px}
.hero-local span::before{content:"";width:4px;height:4px;background:var(--dourado);border-radius:50%}

/* ---------- faixa de fatos ---------- */
.fatos{background:var(--grafite);border-block:1px solid var(--linha)}
.fatos-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.fato{padding:34px 26px;border-left:1px solid var(--linha)}
.fato:first-child{border-left:0}
.fato b{display:block;font-family:var(--display);font-weight:600;font-size:1.75rem;letter-spacing:-.03em;color:var(--dourado-claro);line-height:1;margin-bottom:8px}
.fato span{font-size:.86rem;color:var(--texto-suave);display:block}
@media (max-width:860px){
  .fatos-grid{grid-template-columns:1fr 1fr}
  .fato{border-top:1px solid var(--linha)}
  .fato:nth-child(odd){border-left:0}
  .fato:nth-child(-n+2){border-top:0}
}

/* ---------- seções ---------- */
section{position:relative}
.sec{padding-block:var(--sec)}
.sec-cab{max-width:66ch;margin-bottom:clamp(36px,5vw,60px)}
.sec-cab.center{margin-inline:auto;text-align:center}
.sec-cab.center .lead{margin-inline:auto}
.sec-cab h2+.lead{margin-top:18px}
.sec-grafite{background:var(--grafite)}

/* ---------- materiais ---------- */
.materiais{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
@media (max-width:1080px){.materiais{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.materiais{grid-template-columns:1fr;gap:10px}}
.material{background:var(--preto);border:1px solid var(--linha);border-radius:var(--r);padding:26px 22px;transition:background .3s ease}
.material:hover{background:var(--grafite-claro)}
.material h3{margin-bottom:10px}
.material p{font-size:.92rem;color:var(--texto-suave);margin:0}
.material-num{font-size:.72rem;letter-spacing:.2em;color:var(--dourado);display:block;margin-bottom:16px}
.sec-grafite .material{background:var(--grafite-claro)}
.sec-grafite .material:hover{background:var(--grafite-claro)}

.foco{
  margin-top:22px;padding:20px 24px;border:1px solid var(--linha);
  border-left:3px solid var(--dourado);border-radius:var(--r);
  font-size:.94rem;color:var(--texto-suave);background:var(--grafite-claro)
}
.foco strong{color:var(--texto);font-weight:500}

/* ---------- chapas (banda de imagem) ---------- */
.banda{position:relative;height:clamp(220px,38vw,420px);overflow:hidden;border-radius:var(--r);width:calc(100% - var(--gut)*2);max-width:var(--max);margin-inline:auto}
.banda img{width:100%;height:100%;object-fit:cover}
.banda-txt{
  position:absolute;inset:auto 0 0;padding:var(--gut);
  background:linear-gradient(to top,rgba(11,11,12,.92),rgba(11,11,12,0));
}
.banda-txt p{max-width:46ch;margin:0;font-family:var(--display);font-weight:500;font-size:clamp(1.05rem,1.9vw,1.5rem);line-height:1.3;letter-spacing:-.02em;color:var(--texto)}

/* ---------- aplicações ---------- */
.aplicacoes{columns:3;column-gap:40px;list-style:none;padding:0;margin:0}
.aplicacoes li{
  break-inside:avoid;padding:12px 0 12px 26px;position:relative;
  border-bottom:1px solid var(--linha);font-size:.95rem;
}
.aplicacoes li::before{content:"";position:absolute;left:0;top:21px;width:12px;height:1px;background:var(--dourado)}
@media (max-width:900px){.aplicacoes{columns:2;column-gap:28px}}
@media (max-width:560px){.aplicacoes{columns:1}}

/* ---------- obras / galeria ---------- */
.obras{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.obra{
  position:relative;overflow:hidden;background:var(--grafite-claro);
  border:0;padding:0;margin:0;border-radius:var(--r);cursor:zoom-in;display:block
}
.obra img{width:100%;height:100%;object-fit:cover;transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.obra:hover img{transform:scale(1.04)}
.obra::after{
  content:"";position:absolute;inset:0;border-radius:inherit;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.06);pointer-events:none
}
.obra-3{grid-column:span 3;aspect-ratio:4/3}
.obra-2{grid-column:span 2;aspect-ratio:1}
.obra-4{grid-column:span 4;aspect-ratio:16/9}
.obra-6{grid-column:span 6;aspect-ratio:24/9}
@media (max-width:900px){
  .obras{grid-template-columns:repeat(2,1fr)}
  .obra-3,.obra-2{grid-column:span 1;aspect-ratio:1}
  .obra-4{grid-column:span 2;aspect-ratio:16/9}
  .obra-6{grid-column:span 2;aspect-ratio:16/9}
}

/* ---------- diferenciais ---------- */
.difs{display:grid;grid-template-columns:repeat(2,1fr);gap:0 clamp(28px,5vw,64px)}
.dif{padding:22px 0;border-bottom:1px solid var(--linha)}
.dif h3{font-size:1.02rem;margin-bottom:6px;display:flex;align-items:baseline;gap:10px}
.dif h3::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--dourado);flex:none;transform:translateY(-2px)}
.dif p{margin:0;font-size:.92rem;color:var(--texto-suave)}
@media (max-width:720px){.difs{grid-template-columns:1fr}.dif{padding:18px 0}}

/* ---------- processo ---------- */
.processo{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border:1px solid var(--linha);border-radius:var(--r);overflow:hidden}
.etapa{padding:30px 24px;border-left:1px solid var(--linha)}
.etapa:first-child{border-left:0}
.etapa b{
  display:block;font-family:var(--display);font-weight:600;font-size:1.35rem;letter-spacing:-.02em;color:var(--dourado);
  margin-bottom:14px;line-height:1
}
.etapa h3{font-size:1rem;font-family:var(--display);font-weight:600;margin-bottom:8px;letter-spacing:-.01em}
.etapa p{font-size:.88rem;color:var(--texto-suave);margin:0}
@media (max-width:1000px){
  .processo{grid-template-columns:1fr 1fr}
  .etapa{border-top:1px solid var(--linha)}
  .etapa:nth-child(odd){border-left:0}
  .etapa:nth-child(-n+2){border-top:0}
}
@media (max-width:560px){
  .processo{grid-template-columns:1fr}
  .etapa{border-left:0;border-top:1px solid var(--linha);padding:24px 20px}
  .etapa:first-child{border-top:0}
}

/* ---------- arquitetos ---------- */
.duas{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,70px);align-items:center}
.duas-img{position:relative;aspect-ratio:4/5;overflow:hidden;border-radius:var(--r)}
.duas-img img{width:100%;height:100%;object-fit:cover}
.lista-ouro{list-style:none;padding:0;margin:26px 0 0}
.lista-ouro li{position:relative;padding:10px 0 10px 30px;font-size:.96rem;border-bottom:1px solid var(--linha)}
.lista-ouro li::before{
  content:"";position:absolute;left:6px;top:19px;width:7px;height:7px;
  border-right:1px solid var(--dourado);border-bottom:1px solid var(--dourado);transform:rotate(-45deg)
}
@media (max-width:900px){.duas{grid-template-columns:1fr}.duas-img{aspect-ratio:16/10;order:-1}}

/* ---------- faq ---------- */
.faq{max-width:820px;margin-inline:auto;border:1px solid var(--linha);border-radius:var(--r);overflow:hidden}
.faq details{border-bottom:1px solid var(--linha)}
.faq details:last-of-type{border-bottom:0}
.faq summary{
  padding:20px 48px 20px 22px;position:relative;cursor:pointer;list-style:none;
  font-family:var(--display);font-weight:500;font-size:clamp(1rem,1.5vw,1.14rem);line-height:1.4;letter-spacing:-.01em
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:22px;top:28px;width:11px;height:11px;
  border-right:1px solid var(--dourado);border-bottom:1px solid var(--dourado);
  transform:rotate(45deg);transition:transform .3s ease
}
.faq details[open] summary::after{transform:rotate(-135deg)}
.faq-corpo{padding:0 22px 22px;font-size:.96rem;color:var(--texto-suave);max-width:68ch}
.faq-corpo p:last-child{margin-bottom:0}

/* ---------- formulário ---------- */
.contato{background:var(--grafite);border-top:1px solid var(--linha)}
.contato-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(34px,6vw,80px);align-items:start}
.form{background:var(--preto);border:1px solid var(--linha);border-radius:var(--r);padding:clamp(22px,3.4vw,36px)}
.campo{margin-bottom:18px}
.campo label{display:block;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--texto-suave);margin-bottom:8px}
.campo input,.campo select,.campo textarea{
  width:100%;background:var(--grafite);border:1px solid var(--linha);color:var(--texto);
  font-family:var(--corpo);font-size:1rem;padding:14px 15px;border-radius:var(--r-sm);min-height:50px;transition:border-color .2s
}
.campo textarea{min-height:110px;resize:vertical}
.campo input:focus,.campo select:focus,.campo textarea:focus{border-color:var(--dourado);outline:none}
.campo-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-nota{font-size:.8rem;color:var(--texto-suave);margin:14px 0 0;text-align:center}
.form-msg{margin:16px 0 0;font-size:.9rem;display:none}
.form-msg.ok{display:block;color:var(--dourado-claro)}
.form-msg.erro{display:block;color:#E88A7D}
.info-bloco{margin-top:34px;padding-top:26px;border-top:1px solid var(--linha)}
.info-bloco h3{font-size:1.1rem;margin-bottom:14px}
.horarios{list-style:none;padding:0;margin:0;font-size:.93rem;color:var(--texto-suave)}
.horarios li{display:flex;justify-content:space-between;gap:20px;padding:7px 0;border-bottom:1px solid var(--linha);max-width:380px}
.horarios li b{color:var(--texto);font-weight:500}
@media (max-width:900px){.contato-grid{grid-template-columns:1fr}.campo-2{grid-template-columns:1fr}}

/* ---------- rodapé ---------- */
.rodape{background:var(--preto);border-top:1px solid var(--linha);padding-block:56px 30px}
.rodape-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:34px;padding-bottom:34px;border-bottom:1px solid var(--linha)}
.rodape img{height:96px;width:auto;margin-bottom:16px}
.rodape-col{font-size:.92rem;color:var(--texto-suave)}
.rodape-col h4{font-family:var(--display);font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--texto);margin:0 0 14px;font-weight:500}
.rodape-col a:hover{color:var(--dourado-claro)}
.rodape-col p{margin:0 0 6px}
.rodape-fim{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding-top:24px;font-size:.82rem;color:var(--texto-suave)
}
.rodape-fim a{color:var(--dourado);}
.rodape-fim a:hover{color:var(--dourado-claro)}

/* ---------- whatsapp flutuante ---------- */
.zap{
  position:fixed;right:16px;bottom:16px;z-index:60;
  width:58px;height:58px;border-radius:50%;background:var(--dourado);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 30px rgba(0,0,0,.5);transition:transform .25s ease
}
.zap:hover{transform:scale(1.07)}
.zap svg{width:28px;height:28px;fill:#141208}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
.rv.vis{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ==========================================================================
   Lightbox do portfólio
   ========================================================================== */
.lb{
  position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;
  background:rgba(6,6,7,.94);backdrop-filter:blur(6px);padding:clamp(12px,3vw,40px);
}
.lb[hidden]{display:none}
.lb-palco{margin:0;max-width:min(1100px,94vw);max-height:86svh;display:flex;align-items:center;justify-content:center}
.lb-palco img{
  max-width:100%;max-height:86svh;width:auto;height:auto;
  border-radius:var(--r);box-shadow:0 30px 80px rgba(0,0,0,.6);
  animation:lb-in .28s cubic-bezier(.2,.7,.2,1)
}
@keyframes lb-in{from{opacity:0;transform:scale(.97)}to{opacity:1;transform:none}}
.lb-fechar,.lb-nav{
  position:absolute;border:1px solid var(--linha);background:rgba(23,24,26,.9);color:var(--texto);
  border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:background .2s ease,border-color .2s ease
}
.lb-fechar:hover,.lb-nav:hover{background:var(--dourado);border-color:var(--dourado);color:#141208}
.lb-fechar{top:14px;right:14px;width:48px;height:48px;font-size:1.7rem;line-height:1}
.lb-nav{top:50%;transform:translateY(-50%);width:52px;height:52px;font-size:2rem;line-height:1;padding-bottom:4px}
.lb-ant{left:14px}
.lb-prox{right:14px}
.lb-conta{
  position:absolute;bottom:18px;left:50%;transform:translateX(-50%);
  font-size:.82rem;letter-spacing:.14em;color:var(--texto-suave)
}
body.travado{overflow:hidden}

@media (max-width:700px){
  .lb{padding:0}
  .lb-palco img{border-radius:0;max-height:100svh}
  .lb-fechar{top:12px;right:12px}
  .lb-nav{width:46px;height:46px;font-size:1.7rem}
  .lb-ant{left:8px}
  .lb-prox{right:8px}
}

/* ==========================================================================
   Ajustes de mobile
   ========================================================================== */
@media (max-width:900px){
  :root{--sec:clamp(52px,11vw,72px);--gut:20px;--r:14px}

  body{font-size:16px}
  h1{font-size:clamp(1.95rem,8.2vw,2.6rem)}
  h2{font-size:clamp(1.45rem,6vw,1.9rem)}
  .lead{font-size:1rem}

  /* hero mais respirável e CTA acima da dobra */
  .hero{min-height:auto;padding-block:118px 44px}
  .hero .lead{margin-top:16px}
  .hero-acoes{margin-top:26px;gap:10px}
  .hero-acoes .btn{width:100%}
  .hero-local{margin-top:30px;padding-top:18px;font-size:.74rem;gap:8px 18px}

  /* faixa de fatos em duas colunas compactas */
  .fato{padding:22px 16px}
  .fato b{font-size:1.5rem}
  .fato span{font-size:.8rem}

  /* galeria: 2 colunas quadradas, toque confortável */
  .obras{gap:8px}
  .obra{cursor:pointer}

  /* etapas e listas */
  .aplicacoes li{padding:14px 0 14px 24px;font-size:.94rem}
  .lista-ouro li{padding:12px 0 12px 28px}
  .horarios li{max-width:none}

  /* formulário: campos maiores, botão colado no polegar */
  .campo{margin-bottom:16px}
  .campo label{font-size:.74rem}
  .form-nota{font-size:.78rem}

  /* rodapé em coluna única legível */
  .rodape{padding-block:44px 26px}
  .rodape-top{flex-direction:column;gap:26px}
  .rodape img{height:78px}
  .rodape-fim{flex-direction:column;gap:8px;font-size:.78rem}

  /* espaço para o botão flutuante não cobrir conteúdo */
  .contato{padding-bottom:calc(var(--sec) + 40px)}
}

@media (max-width:560px){
  .banda{border-radius:12px}
  .faq summary{padding:18px 44px 18px 18px;font-size:1rem}
  .faq summary::after{right:18px;top:26px}
  .faq-corpo{padding:0 18px 20px}
  .btn{font-size:.9rem;padding:15px 22px}
}