/* ====== J Carlos Pisos Industriais ======
   Paleta inspirada no logo:
   - Dourado/bronze: #C9A227 / #E8C158
   - Prata/concreto: #B8BCC2 / #7A7E84
   - Fundo escuro:   #15171A / #1F2125
   - Texto claro:    #F2F1ED
*/

:root{
  --ouro: #C9A227;
  --ouro-claro: #E8C158;
  --ouro-escuro: #9C7B1A;
  --prata: #B8BCC2;
  --prata-escuro: #7A7E84;
  --concreto: #4A4D52;
  --fundo: #15171A;
  --fundo-2: #1D2024;
  --fundo-3: #24272C;
  --texto: #F2F1ED;
  --texto-suave: #C3C5C8;
  --fonte-display: "Oswald", "Arial Narrow", sans-serif;
  --fonte-corpo: "Inter", "Segoe UI", sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0;}

html{scroll-behavior:auto;}

body{
  font-family: var(--fonte-corpo);
  background: var(--fundo);
  color: var(--texto);
  line-height:1.6;
  overflow-x:hidden;
}

h1,h2,h3,h4{
  font-family: var(--fonte-display);
  text-transform:uppercase;
  letter-spacing:0.5px;
  line-height:1.15;
}

a{color:inherit;text-decoration:none;}

img{max-width:100%;display:block;}

section.secao{padding:96px 6vw;}
:where(section.secao > *){max-width:1260px;margin-left:auto;margin-right:auto;}
:where(footer .rodape-grid){max-width:1260px;margin-left:auto;margin-right:auto;}

.titulo-centro{text-align:center;max-width:680px;margin:0 auto 56px;}

.subtitulo{
  display:inline-block;
  color: var(--ouro-claro);
  font-family: var(--fonte-display);
  text-transform:uppercase;
  letter-spacing:3px;
  font-size:0.8rem;
  margin-bottom:10px;
  position:relative;
  padding-left:34px;
}
.subtitulo::before{
  content:"";
  position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:24px;height:2px;background: var(--ouro);
}

h2{font-size:clamp(1.8rem,3.5vw,2.1rem);}
h2 span{color:var(--ouro);}

/* ===== Header ===== */
.topo{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 5vw;
  background: rgba(21,23,26,0.85);
  backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(201,162,39,0.15);
}
.topo .logo img{height:54px;width:auto;}
.topo nav{display:flex;gap:28px;}
.topo nav a{
  font-family: var(--fonte-display);
  font-size:0.82rem;
  text-transform:uppercase;
  letter-spacing:1.5px;
  color: var(--texto-suave);
  position:relative;
  padding:4px 0;
  transition:color .25s;
}
.topo nav a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:2px;
  background: var(--ouro);transition:width .25s;
}
.topo nav a:hover{color:var(--texto);}
.topo nav a:hover::after{width:100%;}

.botao{
  display:inline-block;
  background: linear-gradient(135deg, var(--ouro-claro), var(--ouro-escuro));
  color:#1a1305;
  font-family: var(--fonte-display);
  text-transform:uppercase;
  letter-spacing:1px;
  font-weight:600;
  font-size:0.85rem;
  padding:14px 30px;
  border-radius:2px;
  box-shadow:0 6px 18px rgba(201,162,39,0.25);
  transition:transform .25s, box-shadow .25s;
}
.botao:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(201,162,39,0.35);}
.botao.pequeno{padding:11px 22px;font-size:0.78rem;}

/* Botão hambúrguer (mobile) */
.menu-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:36px;height:32px;
  background:transparent;border:0;cursor:pointer;
  padding:0;
}
.menu-toggle span{
  display:block;width:100%;height:2px;
  background: var(--ouro-claro);
  border-radius:2px;
  transition: transform .25s, opacity .25s;
}
.menu-toggle.aberto span:nth-child(1){transform: translateY(7px) rotate(45deg);}
.menu-toggle.aberto span:nth-child(2){opacity:0;}
.menu-toggle.aberto span:nth-child(3){transform: translateY(-7px) rotate(-45deg);}
.botao.secundario{
  background:transparent;
  color:var(--ouro-claro);
  border:1px solid var(--ouro);
  box-shadow:none;
}
.botao.secundario:hover{background:rgba(201,162,39,0.08);}

/* ===== Hero ===== */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;align-items:center;
  padding:0 6vw;
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  width:100%;height:100%;
  object-fit:cover;
  z-index:0;
}
.hero .overlay{
  position:absolute;inset:0;
  z-index:1;
  background: linear-gradient(0deg, var(--fundo) 0%, rgba(21,23,26,0.35) 55%, rgba(21,23,26,0.65) 100%);
}
.hero-conteudo{position:relative;z-index:2;max-width:680px;padding-top:90px;}
.hero-conteudo h1{font-size:clamp(2.3rem,5.5vw,4rem);}
.hero-conteudo h1 span{color:var(--ouro);}
.hero-conteudo p{color:var(--texto-suave);margin:24px 0 32px;max-width:540px;font-size:1.02rem;}

/* ===== Sobre ===== */
.sobre{
  display:grid;
  grid-template-columns:1.1fr 0.9fr;
  gap:60px;
  align-items:center;
  background: var(--fundo-2);
}
.sobre p{color:var(--texto-suave);margin-bottom:16px;}
.sobre .numeros{
  display:grid;grid-template-columns:1fr 1fr;gap:24px;
}
.sobre .numeros div{
  background: var(--fundo-3);
  border:1px solid rgba(201,162,39,0.15);
  border-left:3px solid var(--ouro);
  padding:26px 20px;
}
.sobre .numeros strong{
  display:block;font-family:var(--fonte-display);
  font-size:2.2rem;color:var(--ouro-claro);
}
.sobre .numeros span{color:var(--texto-suave);font-size:0.9rem;}

/* ===== Equipamentos ===== */
.equipamento-grid{
  display:grid;grid-template-columns:0.9fr 1.1fr;gap:50px;align-items:center;margin-bottom:60px;
}
.equipamento-grid h3{font-size:1.6rem;margin-bottom:16px;}
.equipamento-grid h3 span{color:var(--ouro);}
.equipamento-grid p{color:var(--texto-suave);margin-bottom:14px;}

.cards.pequenos{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px;
}
.cards.pequenos div{
  background: var(--fundo-2);
  border-top:2px solid var(--ouro);
  padding:18px;
}
.cards.pequenos h4{font-size:0.95rem;color:var(--ouro-claro);margin-bottom:6px;}
.cards.pequenos p{color:var(--texto-suave);font-size:0.85rem;margin:0;}

.polidora{text-align:center;}
.polidora h3{margin-bottom:24px;font-size:1.3rem;}
.polidora .placeholder-img.wide{height:340px;}

/* placeholder de imagem (substituir pelas fotos/vídeo reais) */
.placeholder-img{
  position:relative;
  width:100%;height:260px;
  background: linear-gradient(135deg, var(--fundo-3) 0%, #2c2f34 50%, var(--fundo-3) 100%);
  border:1px dashed rgba(201,162,39,0.35);
  display:flex;align-items:center;justify-content:center;
}
.placeholder-img::after{
  content: attr(data-label);
  color: var(--prata-escuro);
  font-family: var(--fonte-display);
  letter-spacing:1px;
  font-size:0.8rem;
  text-transform:uppercase;
}
.foto-card{height:380px;overflow:hidden;}
.foto-card img{width:100%;height:100%;object-fit:cover;}
.polidora img{width:100%;max-height:360px;object-fit:cover;}

/* ===== Serviços ===== */
.secao.fundo{background: var(--fundo-2);}

.cards.servicos{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.cards.servicos div{
  background: var(--fundo-3);
  padding:32px 26px;
  border-bottom:3px solid var(--ouro);
  transition:transform .25s, background .25s;
}
.cards.servicos div:hover{transform:translateY(-6px);background:#2a2d32;}
.cards.servicos h3{font-size:1.05rem;color:var(--ouro-claro);margin-bottom:10px;}
.cards.servicos p{color:var(--texto-suave);font-size:0.9rem;}

.tags{margin-top:56px;text-align:center;}
.tags h3{font-size:1rem;color:var(--prata);text-transform:uppercase;letter-spacing:1px;margin-bottom:18px;}
.tags span{
  display:inline-block;margin:6px;padding:10px 18px;
  border:1px solid var(--ouro-escuro);color:var(--ouro-claro);
  font-size:0.85rem;border-radius:30px;
}

/* ===== Projetos / Galeria ===== */
.galeria{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
}
.galeria figure{position:relative;overflow:hidden;height:300px;}
.galeria img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s;}
.galeria figure:hover img{transform:scale(1.06);}
.galeria figcaption{
  position:absolute;left:0;right:0;bottom:0;
  background: linear-gradient(0deg, rgba(0,0,0,0.85), transparent);
  color:#fff;padding:16px 14px 14px;
  font-family: var(--fonte-display);font-size:0.9rem;letter-spacing:0.5px;
}
.galeria figcaption small{color:var(--ouro-claro);font-family:var(--fonte-corpo);}

/* ===== Clientes ===== */
.clientes-grid{
  display:grid;grid-template-columns:repeat(8,1fr);gap:14px;
  max-width:1000px;
}
.clientes-grid .cliente-card{
  aspect-ratio:1/1;
  background:#fff;
  border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  padding:12px;
  box-shadow:0 4px 12px rgba(0,0,0,0.22);
  transition:transform .25s, box-shadow .25s;
}
.clientes-grid .cliente-card:hover{
  transform:translateY(-4px);
  box-shadow:0 12px 26px rgba(201,162,39,0.25);
}
.clientes-grid img{
  max-width:100%;max-height:100%;width:auto;height:auto;
  object-fit:contain;
}

/* ===== Footer ===== */
footer{background: var(--fundo-2);}
footer iframe{width:100%;height:320px;border:0;filter:grayscale(0.4) contrast(1.1);display:block;}

.rodape-grid{
  display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px;
  padding:60px 6vw 30px;
}
.rodape-grid > div:first-child{
  display:flex;flex-direction:column;align-items:center;text-align:center;
}
.logo-rodape{height:60px;margin-bottom:16px;}
.rodape-grid p{color:var(--texto-suave);font-size:0.9rem;}
.rodape-grid h4{
  color:var(--ouro-claro);font-size:0.9rem;
  margin-bottom:14px;letter-spacing:1px;
}
.rodape-grid a:hover{color:var(--ouro-claro);}

.copy{
  text-align:center;padding:20px;font-size:0.8rem;color:var(--prata-escuro);
  border-top:1px solid rgba(184,188,194,0.12);
}

/* ===== WhatsApp flutuante ===== */
.whats{
  position:fixed;right:24px;bottom:24px;z-index:90;
  width:58px;height:58px;border-radius:50%;
  background:#25D366;color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 22px rgba(0,0,0,0.35);
  transition:transform .25s;
}
.whats:hover{transform:scale(1.08);}

/* ===== Responsivo ===== */
@media (max-width:980px){
  .menu-toggle{display:flex;}
  .topo nav{
    display:flex;
    flex-direction:column;
    position:absolute;
    top:100%;left:0;right:0;
    background: var(--fundo-2);
    border-bottom:1px solid rgba(201,162,39,0.2);
    padding:10px 6vw 18px;
    gap:0;
    max-height:0;
    overflow:hidden;
    transition:max-height .3s ease;
  }
  .topo nav.aberto{max-height:420px;}
  .topo nav a{
    padding:14px 0;
    border-bottom:1px solid rgba(184,188,194,0.1);
  }
  .sobre{grid-template-columns:1fr;}
  .equipamento-grid{grid-template-columns:1fr;}
  .cards.servicos{grid-template-columns:1fr 1fr;}
  .galeria{grid-template-columns:1fr 1fr;}
  .clientes-grid{grid-template-columns:repeat(5,1fr);max-width:480px;}
  .rodape-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:600px){
  section.secao{padding:70px 6vw;}
  .cards.servicos{grid-template-columns:1fr;}
  .galeria{grid-template-columns:1fr;}
  .clientes-grid{grid-template-columns:repeat(4,1fr);max-width:340px;gap:10px;}
  .rodape-grid{grid-template-columns:1fr;}
  .cards.pequenos{grid-template-columns:1fr;}
  .sobre .numeros{grid-template-columns:1fr 1fr;}
}