/* ======================================================
   sousal — interiores & branding
   Paleta extraída da marca real: fundo #FAFAF9 · tinta #1B1B1B ·
   cinza #6E6E70 (tom do wordmark) · oliva #A29A1E (símbolo) ·
   oliva-texto #716B15 (versão legível do oliva para texto/links)
   Tipografia: Archivo Black (display) + Inter (texto) + JetBrains Mono (legendas)
   ====================================================== */

:root{
  --papel: #FAFAF9;
  --tinta: #1B1B1B;
  --oliva: #A29A1E;
  --oliva-texto: #716B15;
  --cinza: #8C8C8E;
  --cinza-claro: #E4E4E4;
  --branco: #FFFFFF;

  --fonte-display: 'Archivo Black', Arial, sans-serif;
  --fonte-corpo: 'Inter', Arial, sans-serif;
  --fonte-mono: 'JetBrains Mono', 'Courier New', monospace;

  --largura-max: 1200px;
  --espaco-secao: clamp(64px, 10vw, 140px);
}

/* ---------- Fundo em degradê ---------- */
.fundo-gradiente{
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-color: var(--papel);
  background-repeat: no-repeat, no-repeat, no-repeat, no-repeat, repeat;
  background-image:
    radial-gradient(ellipse 60% 46% at 4% 0%, rgba(162,154,30,0.6), transparent 62%),
    radial-gradient(ellipse 60% 46% at 96% 0%, rgba(113,107,21,0.5), transparent 62%),
    radial-gradient(ellipse 36% 64% at 0% 46%, rgba(162,154,30,0.4), transparent 58%),
    radial-gradient(ellipse 36% 64% at 100% 46%, rgba(162,154,30,0.4), transparent 58%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix type='matrix' values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.05 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

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

html{ scroll-behavior: smooth; }

body{
  margin: 0;
  background-color: var(--papel);
  color: var(--tinta);
  font-family: var(--fonte-corpo);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
button{ font-family: inherit; cursor: pointer; }
ul{ list-style: none; margin: 0; padding: 0; }

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

.eyebrow{
  font-family: var(--fonte-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--oliva-texto);
  margin: 0 0 14px;
}

.titulo-secao{
  font-family: var(--fonte-display);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
  margin: 0 0 20px;
  max-width: 16ch;
}

/* ---------- Reveal on scroll ---------- */
.reveal{
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.em-vista{
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  .reveal{ opacity: 1; transform: none; transition: none; }
  *{ animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

/* ---------- Overlay de grade (elemento de assinatura) ---------- */
.grade-overlay{
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0;
  transition: opacity .35s ease;
  max-width: var(--largura-max);
  margin: 0 auto;
  padding: 0 24px;
}
body.grade-ativa .grade-overlay{ opacity: 1; }

.grade-colunas{
  height: 100%;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}
.grade-colunas span{
  background: rgba(113, 107, 21, 0.10);
  border-left: 1px solid rgba(113, 107, 21, 0.4);
  border-right: 1px solid rgba(113, 107, 21, 0.4);
  height: 100%;
}

/* ---------- Cabeçalho ---------- */
.cabecalho{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px clamp(20px, 5vw, 56px);
  background: rgba(250, 250, 249, 0.82);
  backdrop-filter: blur(8px);
}

.logo{
  display: flex;
  align-items: center;
}
.logo-imagem{
  height: 30px;
  width: auto;
  display: block;
}

.nav{ display: flex; gap: 36px; }
.nav a{
  font-size: 14px;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}
.nav a::after{
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--oliva-texto);
  transition: width .25s ease;
}
.nav a:hover::after{ width: 100%; }

.btn-menu{
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
}
.btn-menu span{
  width: 22px; height: 2px;
  background: var(--tinta);
  transition: transform .25s ease, opacity .25s ease;
}
.btn-menu[aria-expanded="true"] span:first-child{ transform: translateY(3.5px) rotate(45deg); }
.btn-menu[aria-expanded="true"] span:last-child{ transform: translateY(-3.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero{
  min-height: 92svh;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 120px clamp(20px, 5vw, 56px) 60px;
  max-width: var(--largura-max);
  margin: 0 auto;
}

.hero-manifesto{
  font-family: var(--fonte-display);
  font-size: clamp(34px, 5.6vw, 68px);
  line-height: 1.08;
  margin: 10px 0 26px;
  max-width: 15ch;
}

.hero-descricao{
  font-size: clamp(16px, 2vw, 19px);
  max-width: 46ch;
  color: var(--cinza);
}

.hero-cta{
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 40px;
}

.btn-cta-primario,
.btn-cta-whatsapp{
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 15px 28px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 2px;
  border: 1px solid var(--tinta);
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.btn-cta-primario{
  background: var(--tinta);
  color: var(--papel);
}
.btn-cta-primario:hover{ background: var(--oliva-texto); border-color: var(--oliva-texto); }

.btn-cta-whatsapp{
  background: transparent;
  color: var(--tinta);
  border-color: var(--cinza);
}
.btn-cta-whatsapp:hover{ border-color: var(--oliva-texto); color: var(--oliva-texto); }

/* ---------- Seções genéricas ---------- */
.secao{
  max-width: var(--largura-max);
  margin: 0 auto;
  padding: var(--espaco-secao) clamp(20px, 5vw, 56px);
}
.secao-cabecalho{ margin-bottom: 48px; max-width: 60ch; }

/* ---------- Serviços ---------- */
.grade-servicos{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--cinza-claro);
  border: 1px solid var(--cinza-claro);
}

.bloco-servico{
  background: var(--papel);
  padding: 36px 28px;
}

.servico-marca{
  display: block;
  width: 26px;
  height: 4px;
  background: var(--oliva);
  margin-bottom: 22px;
}

.bloco-servico h3{
  font-family: var(--fonte-display);
  font-size: 18px;
  margin: 0 0 12px;
}

.bloco-servico > p{
  font-size: 14px;
  color: var(--cinza);
  margin: 0 0 18px;
}

.servico-entregas li{
  font-family: var(--fonte-mono);
  font-size: 12px;
  padding: 7px 0;
  border-top: 1px solid var(--cinza-claro);
}

/* ---------- Resultados / depoimentos ---------- */
.secao-resultados{ background: var(--branco); border-top: 1px solid var(--cinza-claro); border-bottom: 1px solid var(--cinza-claro); }

.grade-depoimentos{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.depoimento{
  margin: 0;
  padding: 28px 26px;
  border: 1px solid var(--cinza-claro);
  border-top: 3px solid var(--oliva);
}

.depoimento p{
  font-size: 15px;
  line-height: 1.6;
  margin: 0 0 18px;
}

.depoimento footer{
  font-family: var(--fonte-mono);
  font-size: 12px;
  color: var(--cinza);
}

/* ---------- Grade de projetos ---------- */
.grade-projetos{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card-projeto{
  background: none;
  border: none;
  padding: 0;
  text-align: left;
  display: block;
  width: 100%;
}

.capa{
  position: relative;
  display: block;
  aspect-ratio: 4 / 5;
  border-radius: 2px;
  overflow: hidden;
  background: var(--branco);
  border: 1px solid var(--cinza-claro);
  transition: transform .35s ease, box-shadow .35s ease;
}
.card-projeto:hover .capa,
.card-projeto:focus-visible .capa{
  transform: translateY(-6px);
  box-shadow: 0 18px 30px -18px rgba(20,20,15,0.35);
}

.capa i{ position: absolute; display: block; }

/* Composições abstratas — cada capa é única, feita só em CSS */
.capa-1 i:nth-child(1){ inset: 12% 12% auto auto; width: 46%; height: 46%; background: var(--oliva); border-radius: 50%; }
.capa-1 i:nth-child(2){ inset: auto 18% 10% 10%; width: 60%; height: 34%; background: var(--tinta); }
.capa-1 i:nth-child(3){ inset: 8% auto auto 10%; width: 30%; height: 6px; background: var(--cinza); }

.capa-2 i:nth-child(1){ inset: 0 0 0 0; background:
  repeating-linear-gradient(180deg, var(--tinta) 0 2px, transparent 2px 34px); opacity: .9; }
.capa-2 i:nth-child(2){ inset: 20% 20% 20% 20%; background: var(--oliva-texto); }
.capa-2 i:nth-child(3){ inset: auto 30% 12% auto; width: 40%; height: 40%; border: 6px solid var(--papel); }

.capa-3 i:nth-child(1){ inset: 0; background: linear-gradient(135deg, var(--cinza-claro) 0%, var(--papel) 60%); }
.capa-3 i:nth-child(2){ inset: 30% auto auto 15%; width: 70%; height: 70%; background: var(--tinta); clip-path: polygon(0 0, 100% 0, 0 100%); }
.capa-3 i:nth-child(3){ inset: auto 14% 14% auto; width: 34%; height: 34%; background: var(--oliva); border-radius: 50%; }

.capa-4 i:nth-child(1){ inset: 0; background: var(--tinta); }
.capa-4 i:nth-child(2){ inset: 22% 22% 22% 22%; border: 2px solid var(--papel); }
.capa-4 i:nth-child(3){ inset: auto auto 22% 22%; width: 30%; height: 30%; background: var(--oliva-texto); }

.capa-5 i:nth-child(1){ inset: 0; background:
  repeating-linear-gradient(90deg, var(--cinza) 0 1px, transparent 1px 24px); }
.capa-5 i:nth-child(2){ inset: 40% 8% auto 8%; height: 22%; background: var(--oliva); }
.capa-5 i:nth-child(3){ inset: auto 8% 12% 8%; height: 10%; background: var(--tinta); }

.capa-6 i:nth-child(1){ inset: 0; background: var(--cinza-claro); }
.capa-6 i:nth-child(2){ inset: 15% 15% auto auto; width: 55%; height: 55%; background: var(--oliva-texto); border-radius: 50%; mix-blend-mode: multiply; }
.capa-6 i:nth-child(3){ inset: auto auto 15% 15%; width: 55%; height: 55%; background: var(--tinta); border-radius: 50%; mix-blend-mode: multiply; }

.card-info{
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 16px;
  gap: 12px;
}
.card-titulo{ font-weight: 600; font-size: 15px; }
.card-categoria{
  font-family: var(--fonte-mono);
  font-size: 12px;
  color: var(--cinza);
  white-space: nowrap;
}

/* ---------- Sobre ---------- */
.secao-sobre{ background: var(--branco); border-top: 1px solid var(--cinza-claro); border-bottom: 1px solid var(--cinza-claro); }
.sobre-grid{
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
}
.sobre-texto p{ max-width: 56ch; }
.lista-skills li{
  font-family: var(--fonte-mono);
  font-size: 13px;
  padding: 10px 0;
  border-bottom: 1px solid var(--cinza-claro);
}
.lista-skills li::before{ content: '— '; color: var(--oliva-texto); }

/* ---------- Contato ---------- */
.contato-intro{ color: var(--tinta); opacity: .75; }
.contato-grid{
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 64px;
}

.campo{ margin-bottom: 22px; }
.campo label{
  display: block;
  font-family: var(--fonte-mono);
  font-size: 12px;
  letter-spacing: .05em;
  text-transform: uppercase;
  margin-bottom: 8px;
  color: var(--cinza);
}
.campo input, .campo textarea{
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--cinza);
  background: transparent;
  font-family: var(--fonte-corpo);
  font-size: 16px;
  padding: 10px 0;
  color: var(--tinta);
  resize: vertical;
  transition: border-color .2s ease;
}
.campo input:focus, .campo textarea:focus{ border-color: var(--oliva-texto); outline: none; }

.btn-enviar{
  background: var(--tinta);
  color: var(--papel);
  border: none;
  padding: 14px 30px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 2px;
  transition: background .2s ease;
}
.btn-enviar:hover{ background: var(--oliva-texto); }

.form-status{
  font-family: var(--fonte-mono);
  font-size: 13px;
  margin-top: 14px;
  min-height: 18px;
}
.form-status.sucesso{ color: #1f7a3f; }
.form-status.erro{ color: #c0392b; }

.contato-direto{ display: flex; flex-direction: column; gap: 14px; align-self: start; }
.contato-link{
  font-size: 15px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--cinza-claro);
  width: fit-content;
  transition: color .2s ease, border-color .2s ease;
}
.contato-link:hover{ color: var(--oliva-texto); border-color: var(--oliva-texto); }

/* ---------- Rodapé ---------- */
.rodape{
  max-width: var(--largura-max);
  margin: 0 auto;
  padding: 30px clamp(20px, 5vw, 56px) 100px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--cinza);
}
.btn-grade{
  display: flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: 1px solid var(--cinza);
  border-radius: 20px;
  padding: 7px 14px;
  font-family: var(--fonte-mono);
  font-size: 12px;
  color: var(--tinta);
  transition: border-color .2s ease, color .2s ease;
}
.btn-grade-quadrado{
  width: 9px; height: 9px;
  border: 1.5px solid currentColor;
}
.btn-grade[aria-pressed="true"]{ border-color: var(--oliva-texto); color: var(--oliva-texto); }
.btn-grade:hover{ border-color: var(--oliva-texto); color: var(--oliva-texto); }

/* ---------- Modal de projeto ---------- */
.modal{
  position: fixed; inset: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  opacity: 0; pointer-events: none;
  transition: opacity .3s ease;
}
.modal.aberto{ opacity: 1; pointer-events: auto; }
.modal-fundo{
  position: absolute; inset: 0;
  background: rgba(20, 20, 15, 0.55);
}
.modal-conteudo{
  position: relative;
  background: var(--papel);
  max-width: 520px;
  width: 100%;
  padding: 44px;
  border-radius: 3px;
  transform: translateY(14px);
  transition: transform .3s ease;
}
.modal.aberto .modal-conteudo{ transform: translateY(0); }
.modal-conteudo h3{
  font-family: var(--fonte-display);
  font-size: 26px;
  margin: 0 0 14px;
}
.modal-fechar{
  position: absolute; top: 16px; right: 16px;
  background: none; border: none;
  font-size: 16px;
  padding: 8px;
  color: var(--tinta);
}

/* ---------- Botão flutuante de WhatsApp ---------- */
.whatsapp-flutuante{
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 400;
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--tinta);
  color: var(--oliva);
  border-radius: 50%;
  box-shadow: 0 10px 24px -10px rgba(20,20,15,0.45);
  transition: background .2s ease, transform .2s ease;
}
.whatsapp-flutuante:hover{
  background: var(--oliva-texto);
  color: var(--papel);
  transform: translateY(-3px);
}

/* ---------- Responsivo ---------- */
@media (max-width: 1100px){
  .grade-servicos{ grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px){
  .nav{
    position: fixed;
    top: 68px; left: 0; right: 0; bottom: 0;
    background: var(--papel);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 20px clamp(20px, 5vw, 56px);
    transform: translateX(100%);
    transition: transform .3s ease;
  }
  .nav.aberto{ transform: translateX(0); }
  .nav a{
    width: 100%;
    padding: 18px 0;
    border-bottom: 1px solid var(--cinza-claro);
    font-size: 20px;
  }
  .btn-menu{ display: flex; }

  .grade-projetos{ grid-template-columns: 1fr; }
  .grade-servicos{ grid-template-columns: 1fr; }
  .grade-depoimentos{ grid-template-columns: 1fr; }
  .sobre-grid, .contato-grid{ grid-template-columns: 1fr; gap: 40px; }
  .grade-colunas{ grid-template-columns: repeat(4, 1fr); }
  .whatsapp-flutuante{ right: 16px; bottom: 16px; width: 48px; height: 48px; }
}