/* Luiza Vasconcelos Arquitetura — paleta areia e terracota */
:root {
  --papel: #F7F3EF;
  --areia: #EADFD6;
  --areia-2: #E0CFC3;
  --rose: #C9A999;
  --marca: #9C8174;
  --terracota: #7A4A2E;
  --tinta: #3A302B;
  --suave: #6E625B;
  --serif: "Cormorant Garamond", Georgia, serif;
  --sans: "Jost", "Helvetica Neue", Arial, sans-serif;
  --max: 1240px;
  --gutter: clamp(16px, 4vw, 48px);
  --ease: cubic-bezier(.22, .61, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--papel);
  color: var(--tinta);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
h1, h2, h3 { margin: 0; font-weight: 400; }
p { margin: 0 0 1em; }
:focus-visible { outline: 1px solid var(--terracota); outline-offset: 4px; }

.caixa { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.secao { padding: clamp(72px, 10vw, 140px) 0; }

.sobrelinha {
  font-size: 12px;
  letter-spacing: .42em;
  text-transform: lowercase;
  color: var(--marca);
  margin-bottom: 18px;
}
.titulo {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.1;
  color: var(--terracota);
  margin-bottom: clamp(36px, 5vw, 64px);
}
.link {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--terracota);
  font-weight: 400;
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
.link:hover, a:hover .link { border-color: currentColor; }

.btn {
  display: inline-block;
  padding: 15px 30px;
  border: 1px solid var(--terracota);
  color: var(--terracota);
  font-size: 12px;
  letter-spacing: .26em;
  text-transform: uppercase;
  font-weight: 400;
  transition: background .35s var(--ease), color .35s var(--ease);
}
.btn:hover { background: var(--terracota); color: var(--papel); }
.btn--cheio { background: var(--terracota); color: var(--papel); }
.btn--cheio:hover { background: var(--tinta); border-color: var(--tinta); }

/* TOPO */
.topo {
  position: fixed; inset: 0 0 auto;
  z-index: 50;
  transition: background .4s, box-shadow .4s;
}
.topo.rolou { background: rgba(247, 243, 239, .94); backdrop-filter: blur(8px); box-shadow: 0 1px 0 rgba(122, 74, 46, .08); }
.topo__in {
  max-width: 1440px; margin: 0 auto;
  padding: 22px var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
}
.topo.rolou .topo__in { padding-top: 14px; padding-bottom: 14px; }
.topo__logo img { width: clamp(150px, 16vw, 200px); height: auto; }
.nav { display: flex; gap: clamp(18px, 2.4vw, 38px); }
.nav a {
  font-size: 12px; letter-spacing: .24em; text-transform: uppercase; font-weight: 400;
  position: relative; padding: 4px 0;
}
.nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 100%;
  background: var(--terracota); transform: scaleX(0); transform-origin: left;
  transition: transform .35s var(--ease);
}
.nav a:hover::after { transform: scaleX(1); }
.topo__menu { display: none; width: 34px; height: 34px; position: relative; }
.topo__menu span {
  position: absolute; left: 5px; right: 5px; height: 1px; background: var(--tinta);
  transition: transform .3s, top .3s;
}
.topo__menu span:first-child { top: 13px; }
.topo__menu span:last-child { top: 21px; }
.topo__menu[aria-expanded="true"] span:first-child { top: 17px; transform: rotate(45deg); }
.topo__menu[aria-expanded="true"] span:last-child { top: 17px; transform: rotate(-45deg); }

/* HERO */
.hero {
  min-height: 100vh; min-height: 100svh;
  display: grid; grid-template-columns: 1fr 1fr;
  background: linear-gradient(90deg, var(--papel) 0 50%, var(--areia) 50%);
}
.hero__texto {
  align-self: center;
  padding: 130px var(--gutter) 80px max(var(--gutter), calc((100vw - var(--max)) / 2 + var(--gutter)));
}
.hero__titulo {
  font-family: var(--serif);
  font-size: clamp(46px, 6.4vw, 92px);
  line-height: 1.02;
  color: var(--tinta);
  margin-bottom: 28px;
}
.hero__titulo em { color: var(--terracota); }
.hero__sub { max-width: 30em; color: var(--suave); margin-bottom: 40px; }
.hero__botoes { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__foto { margin: 0; position: relative; overflow: hidden; }
.hero__foto img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 20%; animation: aproxima 2.4s var(--ease) both; }
@keyframes aproxima { from { transform: scale(1.08); opacity: .4; } to { transform: none; opacity: 1; } }
.hero__texto > * { animation: sobe 1s var(--ease) both; }
.hero__texto > :nth-child(2) { animation-delay: .12s; }
.hero__texto > :nth-child(3) { animation-delay: .24s; }
.hero__texto > :nth-child(4) { animation-delay: .36s; }
@keyframes sobe { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }

/* CARTÕES */
.ajuda .titulo { text-align: center; }
.cartoes { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(16px, 2vw, 28px); }
.cartao { display: flex; flex-direction: column; background: #fff; }
.cartao__img { aspect-ratio: 4 / 5; overflow: hidden; }
.cartao__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease); }
.cartao:hover .cartao__img img { transform: scale(1.06); }
.cartao__corpo { padding: 26px 24px 30px; display: flex; flex-direction: column; flex: 1; }
.cartao__num { font-family: var(--serif); font-style: italic; font-size: 30px; color: var(--rose); line-height: 1; margin-bottom: 12px; }
.cartao h3 { font-family: var(--serif); font-size: 26px; color: var(--terracota); margin-bottom: 10px; line-height: 1.15; }
.cartao p { font-size: 15px; color: var(--suave); flex: 1; }

/* PROJETOS */
.projetos { background: var(--areia); padding-bottom: clamp(72px, 9vw, 120px); }
.projetos__topo { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; }
.setas { display: flex; gap: 10px; margin-bottom: clamp(36px, 5vw, 64px); }
.seta {
  width: 52px; height: 52px; border: 1px solid var(--terracota); border-radius: 50%;
  color: var(--terracota); font-size: 18px; transition: background .3s, color .3s;
}
.seta:hover { background: var(--terracota); color: var(--papel); }
.trilho {
  display: flex; gap: clamp(16px, 2vw, 28px);
  --recuo: max(var(--gutter), calc((100% - var(--max)) / 2 + var(--gutter)));
  overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth;
  padding: 0 var(--gutter) 8px var(--recuo);
  scroll-padding-left: var(--recuo);
  scrollbar-width: none;
}
.trilho::-webkit-scrollbar { display: none; }
.proj { flex: 0 0 auto; width: clamp(280px, 40vw, 560px); text-align: left; scroll-snap-align: start; }
.proj--alto { width: clamp(220px, 24vw, 340px); }
.proj img { width: 100%; height: clamp(340px, 42vw, 560px); object-fit: cover; transition: filter .5s; }
.proj:hover img { filter: brightness(.9); }
.proj__nome { display: block; font-family: var(--serif); font-size: 26px; color: var(--terracota); margin-top: 16px; line-height: 1.2; }
.proj__tipo { display: block; font-size: 12px; letter-spacing: .24em; text-transform: uppercase; color: var(--suave); }

/* NÚMEROS */
.numeros { background: var(--terracota); color: var(--papel); padding: clamp(48px, 6vw, 80px) 0; }
.numeros__grade { display: grid; grid-template-columns: repeat(4, 1fr); text-align: center; }
.numeros__grade > div { padding: 8px 12px; border-left: 1px solid rgba(247, 243, 239, .25); }
.numeros__grade > div:first-child { border-left: 0; }
.numeros strong { display: block; font-family: var(--serif); font-weight: 400; font-size: clamp(44px, 5.4vw, 72px); line-height: 1; }
.numeros span { font-size: 12px; letter-spacing: .26em; text-transform: uppercase; opacity: .85; }

/* SOBRE */
.sobre__grade { display: grid; grid-template-columns: 5fr 6fr; gap: clamp(36px, 7vw, 110px); align-items: center; }
.sobre__foto { margin: 0; position: relative; }
.sobre__foto::before {
  content: ""; position: absolute; inset: 28px -28px -28px 28px; background: var(--areia); z-index: -1;
}
.sobre__texto p { color: var(--suave); }
.sobre__texto .titulo { margin-bottom: 30px; }
.destaque { font-family: var(--serif); font-style: italic; font-size: 24px; line-height: 1.4; color: var(--terracota) !important; margin: 30px 0; }

/* ETAPAS */
.etapas { background: var(--areia); }
.etapas .sobrelinha, .etapas .titulo { text-align: center; }
.linha { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); position: relative; }
.linha::before { content: ""; position: absolute; top: 34px; left: 10%; right: 10%; height: 1px; background: var(--rose); }
.linha li { text-align: center; padding: 0 14px; position: relative; }
.linha__num {
  display: grid; place-items: center; width: 68px; height: 68px; margin: 0 auto 22px;
  border-radius: 50%; background: var(--papel); border: 1px solid var(--rose);
  font-family: var(--serif); font-style: italic; font-size: 26px; color: var(--terracota);
}
.linha h3 { font-family: var(--serif); font-size: 24px; color: var(--terracota); margin-bottom: 10px; line-height: 1.2; }
.linha p { font-size: 15px; color: var(--suave); }

/* SERVIÇOS */
.servicos .sobrelinha, .servicos .titulo { text-align: center; }
.servicos__grade { display: grid; grid-template-columns: repeat(4, 1fr); }
.servico { padding: 10px clamp(18px, 2.4vw, 36px); text-align: center; border-left: 1px solid var(--areia-2); }
.servico:first-child { border-left: 0; }
.servico svg { width: 44px; height: 44px; margin: 0 auto 22px; fill: none; stroke: var(--terracota); stroke-width: 1; stroke-linecap: round; stroke-linejoin: round; }
.servico h3 { font-family: var(--serif); font-size: 24px; color: var(--terracota); margin-bottom: 12px; line-height: 1.2; }
.servico p { font-size: 15px; color: var(--suave); }

/* CHAMADA */
.chamada { background: var(--areia); padding: clamp(72px, 10vw, 140px) 0; }
.chamada__grade { display: grid; grid-template-columns: 5fr 6fr; gap: clamp(36px, 7vw, 110px); align-items: center; }
.chamada__foto { margin: 0; }
.chamada__foto img { aspect-ratio: 4 / 5; object-fit: cover; width: 100%; }
.chamada__sobre { font-size: 12px; letter-spacing: .42em; color: var(--marca); margin-bottom: 8px; }
.chamada__titulo { font-family: var(--serif); font-size: clamp(40px, 5.4vw, 68px); line-height: 1.05; color: var(--terracota); margin-bottom: 26px; }
.chamada__texto > p:not(.chamada__sobre) { color: var(--suave); max-width: 30em; margin-bottom: 36px; }

/* RODAPÉ */
.rodape { background: var(--tinta); color: #E9DFD7; padding: 72px 0 28px; }
.rodape__grade { display: grid; grid-template-columns: 2fr 1.4fr 1fr; gap: 40px; }
.rodape__logo { width: 210px; margin-bottom: 16px; }
.rodape__frase { font-family: var(--serif); font-style: italic; font-size: 20px; opacity: .8; }
.rodape__rotulo { font-size: 11px; letter-spacing: .32em; text-transform: uppercase; color: var(--rose); margin-bottom: 14px; }
.rodape a { display: block; font-size: 15px; margin-bottom: 8px; opacity: .9; transition: opacity .3s; }
.rodape a:hover { opacity: 1; color: #fff; }
.rodape__copy { margin-top: 56px; padding-top: 22px; border-top: 1px solid rgba(233, 223, 215, .15); font-size: 12px; letter-spacing: .08em; opacity: .6; }

/* WHATSAPP FLUTUANTE */
.zap {
  position: fixed; right: 22px; bottom: 22px; z-index: 40;
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--terracota); display: grid; place-items: center;
  box-shadow: 0 8px 24px rgba(58, 48, 43, .25);
  transition: transform .3s var(--ease), background .3s;
}
.zap:hover { transform: scale(1.08); background: var(--tinta); }
.zap svg { width: 28px; height: 28px; fill: var(--papel); }

/* CAIXA DE LUZ */
.caixa-luz {
  position: fixed; inset: 0; z-index: 100; background: rgba(36, 29, 25, .94);
  display: flex; align-items: center; justify-content: center; padding: 60px 70px;
}
.caixa-luz[hidden] { display: none; }
.caixa-luz figure { margin: 0; max-width: 100%; max-height: 100%; display: flex; flex-direction: column; align-items: center; }
.caixa-luz img { max-height: calc(100vh - 150px); width: auto; max-width: 100%; object-fit: contain; }
.caixa-luz figcaption { color: #E9DFD7; margin-top: 16px; font-size: 12px; letter-spacing: .26em; text-transform: uppercase; text-align: center; }
.caixa-luz__fechar { position: absolute; top: 14px; right: 22px; color: #fff; font-size: 40px; line-height: 1; }
.caixa-luz__seta { position: absolute; top: 50%; transform: translateY(-50%); color: #fff; font-size: 26px; width: 52px; height: 52px; border: 1px solid rgba(255,255,255,.4); border-radius: 50%; }
.caixa-luz__seta--esq { left: 14px; }
.caixa-luz__seta--dir { right: 14px; }

/* REVELAR AO ROLAR */
.js .revela { opacity: 0; transform: translateY(36px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.js .revela.visivel { opacity: 1; transform: none; }
.cartoes .revela:nth-child(2), .linha .revela:nth-child(2), .servicos__grade .revela:nth-child(2) { transition-delay: .1s; }
.cartoes .revela:nth-child(3), .linha .revela:nth-child(3), .servicos__grade .revela:nth-child(3) { transition-delay: .2s; }
.cartoes .revela:nth-child(4), .linha .revela:nth-child(4), .servicos__grade .revela:nth-child(4) { transition-delay: .3s; }
.linha .revela:nth-child(5) { transition-delay: .4s; }

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

/* RESPONSIVO */
@media (max-width: 1080px) {
  .cartoes { grid-template-columns: repeat(2, 1fr); }
  .servicos__grade { grid-template-columns: repeat(2, 1fr); row-gap: 48px; }
  .servico:nth-child(3) { border-left: 0; }
  .linha { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .linha::before { top: 34px; bottom: 34px; left: 34px; right: auto; width: 1px; height: auto; }
  .linha li { display: grid; grid-template-columns: 68px 1fr; column-gap: 24px; text-align: left; padding: 0 0 36px; }
  .linha__num { margin: 0; grid-row: span 2; }
  .linha h3 { align-self: end; margin-top: 8px; }
}

@media (max-width: 860px) {
  .topo__menu { display: block; z-index: 2; }
  .nav {
    position: fixed; inset: 0; background: var(--papel);
    flex-direction: column; align-items: center; justify-content: center; gap: 28px;
    opacity: 0; visibility: hidden; transition: opacity .35s, visibility .35s;
  }
  .nav.aberto { opacity: 1; visibility: visible; }
  .nav a { font-size: 15px; }
  .topo { background: rgba(247, 243, 239, .96); }
  .topo__in, .topo.rolou .topo__in { padding-top: 14px; padding-bottom: 14px; }
  .hero { grid-template-columns: 1fr; background: var(--papel); padding-top: 62px; }
  .hero__foto { order: -1; height: 72svh; }
  .hero__texto { padding: 44px var(--gutter) 64px; }
  .numeros__grade { grid-template-columns: repeat(2, 1fr); row-gap: 32px; }
  .numeros__grade > div:nth-child(3) { border-left: 0; }
  .sobre__grade, .chamada__grade { grid-template-columns: 1fr; }
  .sobre__foto { margin-right: 28px; }
  .chamada__foto { max-width: 440px; }
  .rodape__grade { grid-template-columns: 1fr; gap: 32px; }
  .setas { display: none; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .cartoes { grid-template-columns: 1fr; }
  .cartao__img { aspect-ratio: 4 / 3; }
  .servicos__grade { grid-template-columns: 1fr; }
  .servico { border-left: 0; border-top: 1px solid var(--areia-2); padding-top: 36px; }
  .servico:first-child { border-top: 0; padding-top: 10px; }
  .proj { width: 80vw; }
  .proj--alto { width: 64vw; }
  .proj img { height: 64vh; }
  .btn { padding: 14px 22px; }
  .caixa-luz { padding: 56px 8px; }
  .caixa-luz__seta { top: auto; bottom: 10px; transform: none; }
}