:root{
  --areia:#f6f2ec;
  --areia-2:#ebe4da;
  --pedra:#d9cfc2;
  --carvao:#26231f;
  --carvao-2:#3a352f;
  --texto:#4a443c;
  --texto-claro:#8a8177;
  --terra:#a8815c;
  --terra-esc:#8c6845;
  --branco:#fffdfa;
  --serif:'Cormorant Garamond',Georgia,serif;
  --sans:'Jost',-apple-system,'Segoe UI',sans-serif;
  --max:1180px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);font-weight:300;font-size:17px;line-height:1.7;
  color:var(--texto);background:var(--areia);-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}

h1,h2,h3{font-family:var(--serif);font-weight:400;color:var(--carvao);line-height:1.15}
h1{font-size:clamp(2.6rem,6vw,4.6rem)}
h2{font-size:clamp(1.9rem,3.8vw,3rem)}
h3{font-size:1.35rem}
em{font-style:italic;color:var(--terra)}

.rotulo{
  display:inline-block;font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--terra);font-weight:500;margin-bottom:14px;
}
.secao-cabeca{text-align:center;margin-bottom:52px}
.secao-cabeca.claro .rotulo{color:var(--pedra)}
.secao-cabeca.claro h2{color:var(--areia)}

/* ---------- botões ---------- */
.btn{
  display:inline-block;padding:16px 34px;font-size:.86rem;letter-spacing:.12em;
  text-transform:uppercase;font-weight:400;border:1px solid transparent;cursor:pointer;
  transition:.28s ease;font-family:var(--sans);
}
.btn-claro{background:var(--branco);color:var(--carvao)}
.btn-claro:hover{background:var(--terra);color:var(--branco)}
.btn-vazado{border-color:rgba(255,253,250,.5);color:var(--branco)}
.btn-vazado:hover{background:rgba(255,253,250,.14);border-color:var(--branco)}
.btn-escuro{background:var(--carvao);color:var(--areia);border-color:var(--carvao)}
.btn-escuro:hover{background:var(--terra-esc);border-color:var(--terra-esc)}
.btn-largo{width:100%;padding:19px}

/* ---------- topo ---------- */
.topo{
  position:fixed;top:0;left:0;right:0;z-index:60;display:flex;align-items:center;
  justify-content:space-between;padding:20px clamp(24px,5vw,56px);
  transition:.35s ease;
}
.topo.solido{background:rgba(246,242,236,.96);backdrop-filter:blur(8px);
  box-shadow:0 1px 0 rgba(38,35,31,.08);padding-top:14px;padding-bottom:14px}
.marca{display:flex;align-items:center;gap:12px;color:var(--branco);transition:color .35s}
.topo.solido .marca,.topo.solido .topo-nav a{color:var(--carvao)}
.marca-mono{
  font-family:var(--serif);font-size:1.3rem;letter-spacing:.06em;
  border:1px solid currentColor;width:42px;height:42px;display:grid;place-items:center;
}
.marca-nome{font-size:.95rem;letter-spacing:.14em;text-transform:uppercase;line-height:1.25}
.marca-nome small{display:block;font-size:.62rem;letter-spacing:.24em;opacity:.75}
.topo-nav{display:flex;align-items:center;gap:30px}
.topo-nav a{color:var(--branco);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;transition:.3s}
.topo-nav a:hover{color:var(--terra)}
.topo-cta{border:1px solid currentColor;padding:11px 22px}
.topo.solido .topo-cta{background:var(--carvao);color:var(--areia)!important;border-color:var(--carvao)}
@media(max-width:860px){.topo-nav a:not(.topo-cta){display:none}}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:grid;align-items:center;overflow:hidden}
.hero-img{
  position:absolute;inset:0;background:url('img/sala-estar-1.jpg') center 35%/cover no-repeat;
  transform:scale(1.06);animation:zoomLento 18s ease-out forwards;
}
@keyframes zoomLento{to{transform:scale(1)}}
.hero-veu{position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(24,21,18,.82) 0%,rgba(24,21,18,.6) 45%,rgba(24,21,18,.22) 100%)}
.hero-conteudo{position:relative;z-index:2;max-width:var(--max);margin:0 auto;padding:130px 24px 70px;color:var(--branco);width:100%}
.olho{font-size:.74rem;letter-spacing:.24em;text-transform:uppercase;color:var(--pedra);margin-bottom:22px}
.hero h1{color:var(--branco);margin-bottom:26px;max-width:24ch}
.hero h1 em{color:#e0bd97}
.hero-texto{max-width:44ch;font-size:1.08rem;color:rgba(255,253,250,.86);margin-bottom:38px}
.hero-acoes{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:22px}
.hero-nota{font-size:.8rem;letter-spacing:.06em;color:rgba(255,253,250,.6)}

/* ---------- selos ---------- */
.selos{background:var(--carvao);padding:34px 0}
.selos-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;text-align:center}
.selo strong{display:block;font-family:var(--serif);font-size:1.32rem;color:var(--areia);font-weight:500}
.selo span{font-size:.76rem;letter-spacing:.08em;color:rgba(246,242,236,.55)}
@media(max-width:820px){.selos-grid{grid-template-columns:repeat(2,1fr);gap:22px}}

/* ---------- dor ---------- */
.dor{padding:110px 0}
.dor-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:start}
.dor-texto p{margin-top:20px;max-width:52ch}
.dor-texto h2{margin-bottom:8px}
.dor-lista{list-style:none;border-left:1px solid var(--pedra);padding-left:0}
.dor-lista li{
  position:relative;padding:15px 0 15px 34px;font-size:.97rem;
  border-bottom:1px solid rgba(217,207,194,.55);
}
.dor-lista li:last-child{border-bottom:0}
.dor-lista li::before{
  content:'';position:absolute;left:16px;top:26px;width:7px;height:1px;background:var(--terra);
}
@media(max-width:900px){.dor-grid{grid-template-columns:1fr;gap:40px}.dor{padding:76px 0}}

/* ---------- projetos ---------- */
.projetos{padding:100px 0;background:var(--areia-2)}
.filtros{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:44px}
.filtro{
  background:transparent;border:1px solid var(--pedra);color:var(--texto);cursor:pointer;
  padding:10px 22px;font-family:var(--sans);font-size:.78rem;letter-spacing:.12em;
  text-transform:uppercase;transition:.25s;
}
.filtro:hover{border-color:var(--terra);color:var(--terra)}
.filtro.ativo{background:var(--carvao);border-color:var(--carvao);color:var(--areia)}

.galeria{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.peca{position:relative;overflow:hidden;background:var(--pedra);aspect-ratio:4/5}
.peca.destaque{grid-column:span 2;grid-row:span 2;aspect-ratio:auto}
.peca img{width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.2,.8,.2,1)}
.peca:hover img{transform:scale(1.06)}
.peca figcaption{
  position:absolute;inset:auto 0 0 0;padding:22px 20px 18px;color:var(--branco);
  background:linear-gradient(transparent,rgba(24,21,18,.86));
  opacity:0;transform:translateY(10px);transition:.4s ease;
}
.peca:hover figcaption,.peca:focus-within figcaption{opacity:1;transform:none}
.peca figcaption strong{display:block;font-family:var(--serif);font-size:1.2rem;font-weight:500}
.peca figcaption span{font-size:.8rem;color:rgba(255,253,250,.75);line-height:1.45;display:block;margin-top:3px}
.peca.oculta{display:none}
@media(max-width:1000px){.galeria{grid-template-columns:repeat(2,1fr)}.peca.destaque{grid-column:span 2;grid-row:span 1;aspect-ratio:4/5}}
@media(max-width:560px){
  .galeria{grid-template-columns:1fr}
  .peca.destaque{grid-column:span 1}
  .peca figcaption{opacity:1;transform:none}
}

/* ---------- método ---------- */
.metodo{padding:110px 0;background:var(--carvao)}
.etapas{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(246,242,236,.16)}
.etapas li{background:var(--carvao);padding:38px 28px}
.num{font-family:var(--serif);font-size:2.6rem;color:var(--terra);display:block;line-height:1;margin-bottom:16px}
.etapas h3{color:var(--areia);margin-bottom:12px}
.etapas p{font-size:.93rem;color:rgba(246,242,236,.66)}
@media(max-width:960px){.etapas{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.etapas{grid-template-columns:1fr}.metodo{padding:76px 0}}

/* ---------- sobre ---------- */
.sobre{padding:110px 0}
.sobre-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:64px;align-items:center}
.sobre-foto img{aspect-ratio:1/1;object-fit:cover;width:100%}
.sobre-texto h2{margin-bottom:22px}
.sobre-texto p{margin-bottom:16px;max-width:56ch}
.destaque-texto{font-family:var(--serif);font-size:1.3rem;line-height:1.55;color:var(--carvao-2)}
.sobre-atende{
  margin-top:26px;padding-top:22px;border-top:1px solid var(--pedra);
  font-size:.88rem;color:var(--texto-claro);
}
.sobre-atende strong{color:var(--carvao);font-weight:500}
@media(max-width:900px){.sobre-grid{grid-template-columns:1fr;gap:36px}.sobre{padding:76px 0}}

/* ---------- diagnóstico ---------- */
.diagnostico{padding:100px 0;background:var(--areia-2)}
.form-caixa{
  max-width:720px;margin:0 auto;background:var(--branco);
  padding:clamp(30px,5vw,60px);box-shadow:0 24px 64px -32px rgba(38,35,31,.32);
}
.form-cabeca{text-align:center;margin-bottom:34px}
.form-cabeca p{font-size:.95rem;color:var(--texto-claro);margin-top:14px;max-width:46ch;margin-inline:auto}

.barra{height:2px;background:var(--areia-2);margin-bottom:10px}
.barra-preenche{height:100%;background:var(--terra);width:20%;transition:width .45s cubic-bezier(.2,.8,.2,1)}
.passo-info{font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--texto-claro);margin-bottom:30px}

.passo{display:none;border:0}
.passo.ativo{display:block;animation:entra .4s ease}
@keyframes entra{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.passo legend{
  font-family:var(--serif);font-size:1.7rem;color:var(--carvao);
  margin-bottom:24px;line-height:1.25;
}
.opcoes{display:grid;gap:10px}
.opcao{
  text-align:left;background:var(--branco);border:1px solid var(--pedra);
  padding:17px 22px;font-family:var(--sans);font-size:.98rem;color:var(--texto);
  cursor:pointer;transition:.22s;position:relative;
}
.opcao:hover{border-color:var(--terra);background:#fdfbf8}
.opcao.marcada{border-color:var(--carvao);background:var(--carvao);color:var(--areia)}

.campos{display:grid;gap:18px}
.campos label{display:block;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--texto-claro)}
.campos label.opcional{text-transform:none;letter-spacing:.04em;font-size:.86rem}
.campos label.opcional span{opacity:.6}
.campos input,.campos textarea{
  width:100%;margin-top:8px;padding:14px 16px;border:1px solid var(--pedra);
  background:var(--branco);font-family:var(--sans);font-size:1rem;color:var(--carvao);
  text-transform:none;letter-spacing:normal;transition:.2s;
}
.campos input:focus,.campos textarea:focus{outline:0;border-color:var(--terra);box-shadow:0 0 0 3px rgba(168,129,92,.12)}
.campos input.invalido{border-color:#b4483c;box-shadow:0 0 0 3px rgba(180,72,60,.1)}
.campos textarea{resize:vertical}
.lgpd{font-size:.78rem;color:var(--texto-claro);margin:20px 0 18px;line-height:1.55}
.erro{color:#b4483c;font-size:.88rem;margin-top:12px;min-height:1.2em}

.navegacao{margin-top:22px}
.btn-voltar{
  background:none;border:0;cursor:pointer;font-family:var(--sans);font-size:.8rem;
  letter-spacing:.14em;text-transform:uppercase;color:var(--texto-claro);padding:6px 0;
  visibility:hidden;transition:color .2s;
}
.btn-voltar:hover{color:var(--carvao)}
.btn-voltar.visivel{visibility:visible}

/* sucesso */
.sucesso{text-align:center;padding:26px 0}
.sucesso .marca-mono{margin:0 auto 24px;width:56px;height:56px;font-size:1.5rem;color:var(--terra)}
.sucesso h2{margin-bottom:16px}
.sucesso p{color:var(--texto-claro);max-width:44ch;margin:0 auto 12px}
.sucesso .btn{margin-top:24px}

/* ---------- rodapé ---------- */
.rodape{background:var(--carvao);color:rgba(246,242,236,.7);padding:64px 0 26px;font-size:.9rem}
.rodape-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:40px}
.rodape h4{
  font-family:var(--sans);font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--areia);margin-bottom:14px;font-weight:500;
}
.rodape a:hover{color:var(--terra)}
.rodape p{margin-bottom:6px}
.marca-mono.grande{color:var(--areia);margin-bottom:16px}
.rodape-nome{color:var(--areia);letter-spacing:.1em;text-transform:uppercase;font-size:.82rem;line-height:1.6}
.rodape-nome span{color:rgba(246,242,236,.5);text-transform:none;letter-spacing:.02em}
.rodape-base{margin-top:44px;padding-top:22px;border-top:1px solid rgba(246,242,236,.12);font-size:.78rem;color:rgba(246,242,236,.4)}
@media(max-width:760px){.rodape-grid{grid-template-columns:1fr;gap:30px}}

/* ---------- cta fixo ---------- */
.cta-fixo{
  position:fixed;right:20px;bottom:20px;z-index:70;background:var(--carvao);color:var(--areia);
  padding:15px 26px;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
  box-shadow:0 12px 32px -12px rgba(38,35,31,.6);
  opacity:0;transform:translateY(16px);pointer-events:none;transition:.35s ease;
}
.cta-fixo.visivel{opacity:1;transform:none;pointer-events:auto}
.cta-fixo:hover{background:var(--terra-esc)}
@media(max-width:560px){.cta-fixo{left:16px;right:16px;text-align:center;bottom:16px}}

/* ---------- revelação ---------- */
.revela{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.8,.2,1)}
.revela.visto{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .revela,.hero-img,.passo.ativo{animation:none!important;transition:none!important;opacity:1!important;transform:none!important}
}