/* =====================================================================
   SILCAP | estilos
   Cores vêm das próprias obras: ocre e oliva das fachadas, azul do céu.
   O traço fino de ponta arredondada repete a linha da logo.
   ===================================================================== */

:root {
  --papel: #ffffff;
  --papel-vidro: rgba(255, 255, 255, .92);
  --reboco: #ecedeb;
  --tinta: #1c1e20;
  --muda: #5b6064;
  --linha: #000000;
  --linha-suave: rgba(0, 0, 0, .26);
  --linha-fraca: rgba(0, 0, 0, .16);

  --fachada: #a8923e;          /* ocre da parede */
  --fachada-escura: #5e5426;   /* oliva do pilar, para texto sobre claro */
  --pilar: #4f4829;
  --telha: #ebebde;
  --ceu: #219fe7;
  --verde: #5f8a4b;

  --grafite: #25282a;
  --grafite-2: #1b1d1f;
  --logo-filtro: none;

  --titulo: 'Quicksand', 'Nunito', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --corpo: 'Hanken Grotesk', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  --gut: clamp(1.1rem, 4vw, 3rem);
  --topo-h: 68px;
  --hero-h: 470vh;

  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --papel: #14171a;
    --papel-vidro: rgba(20, 23, 26, .9);
    --reboco: #1b1f22;
    --tinta: #ecedea;
    --muda: #a4a9ac;
    --linha: #ecedea;
    --linha-suave: rgba(255, 255, 255, .28);
    --linha-fraca: rgba(255, 255, 255, .17);
    --fachada-escura: #cdb96a;
    --logo-filtro: invert(1);
  }
}
:root[data-theme="dark"] {
  --papel: #14171a;
  --papel-vidro: rgba(20, 23, 26, .9);
  --reboco: #1b1f22;
  --tinta: #ecedea;
  --muda: #a4a9ac;
  --linha: #ecedea;
  --linha-suave: rgba(255, 255, 255, .28);
  --linha-fraca: rgba(255, 255, 255, .17);
  --fachada-escura: #cdb96a;
  --logo-filtro: invert(1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--topo-h) + env(safe-area-inset-top, 0px)); -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--papel); color: var(--tinta); font-family: var(--corpo); font-size: 1rem; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; }
[v-cloak] { display: none; }
a { color: inherit; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--fachada); outline-offset: 3px; border-radius: 4px; }

.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.pular { position: absolute; left: 1rem; top: -4rem; z-index: 100; background: var(--tinta); color: var(--papel); padding: .6rem 1rem; border-radius: 999px; text-decoration: none; }
.pular:focus { top: calc(.8rem + env(safe-area-inset-top, 0px)); }

.logo { filter: var(--logo-filtro); }
.logo--claro { filter: invert(1); }

/* ---------- botões e links ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .8rem 1.5rem; border-radius: 999px; border: 2px solid transparent; font: 600 .98rem/1.2 var(--corpo); text-decoration: none; cursor: pointer; transition: background .2s, color .2s; }
.btn--tinta { background: var(--tinta); color: var(--papel); }
.btn--tinta:hover { background: var(--fachada); color: #17181a; }
.btn--claro { background: #fff; color: #1b1d1f; }
.btn--claro:hover { background: var(--fachada); }
.btn--cheio { width: 100%; padding-block: 1rem; }
.btn--off { opacity: .5; }
.link { font-weight: 600; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: .35em; text-decoration-color: var(--fachada); }
.link:hover { text-decoration-color: currentColor; }

/* ---------- topo ---------- */
.topo { position: fixed; top: 0; left: 0; right: 0; z-index: 60; height: calc(var(--topo-h) + env(safe-area-inset-top, 0px)); padding: env(safe-area-inset-top, 0px) var(--gut) 0; display: flex; align-items: center; gap: 1.6rem; transition: background .25s, box-shadow .25s; }
.topo--sombra, .topo--aberto { background: var(--papel-vidro); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); box-shadow: 0 1px 0 var(--linha-fraca); }
.topo__marca { display: flex; align-items: center; gap: .7rem; text-decoration: none; }
.topo__mono { height: 36px; width: auto; }
.topo__nome { height: 22px; width: auto; }
.topo__nav { display: flex; gap: 1.8rem; margin-left: auto; }
.topo__nav a { text-decoration: none; font-weight: 500; padding: .3rem 0; border-bottom: 2px solid transparent; }
.topo__nav a:hover { border-bottom-color: var(--fachada); }
.topo__cta { padding: .6rem 1.2rem; }
.topo__burger { display: none; width: 44px; height: 44px; margin-left: auto; background: none; border: 0; cursor: pointer; position: relative; }
.topo__burger i { position: absolute; left: 11px; right: 11px; height: 2px; background: var(--tinta); border-radius: 2px; transition: transform .25s, top .25s; }
.topo__burger i:nth-of-type(1) { top: 18px; }
.topo__burger i:nth-of-type(2) { top: 25px; }
.topo--aberto .topo__burger i:nth-of-type(1) { top: 21px; transform: rotate(45deg); }
.topo--aberto .topo__burger i:nth-of-type(2) { top: 21px; transform: rotate(-45deg); }

/* ---------- hero: a casa se constrói ---------- */
.hero { position: relative; height: var(--hero-h); }
.hero--estatico { height: auto; }
.hero__fixo { position: sticky; top: 0; height: 100vh; height: 100svh; display: flex; flex-direction: column; padding-top: calc(var(--topo-h) + env(safe-area-inset-top, 0px)); }
.hero--estatico .hero__fixo { position: static; height: auto; min-height: 0; padding-bottom: 3rem; }
.hero__palco { flex: 1; min-height: 0; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); align-items: center; gap: clamp(1rem, 4vw, 4rem); padding: 0 var(--gut); max-width: 1320px; width: 100%; margin: 0 auto; }
.hero__titulo { font-family: var(--titulo); font-weight: 700; font-size: clamp(2rem, 4.4vw, 3.7rem); line-height: 1.05; letter-spacing: -.015em; margin: 0 0 1.2rem; max-width: 15ch; }
.nb { white-space: nowrap; }
.hero__intro { font-size: 1.1rem; max-width: 38ch; margin: 0 0 1.8rem; color: var(--muda); }
.hero__acoes { display: flex; flex-wrap: wrap; align-items: center; gap: 1.2rem 1.6rem; }
.hero__dica { margin: 2.4rem 0 0; display: flex; align-items: center; gap: .8rem; color: var(--muda); font-size: .92rem; transition: opacity .3s; }
.hero__dica--some { opacity: 0; }
.hero__seta { position: relative; display: block; width: 2px; height: 30px; background: var(--linha-fraca); overflow: hidden; }
.hero__seta::after { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 12px; background: var(--fachada); animation: desce 1.7s ease-in-out infinite; }

.hero__cena { width: min(100%, 780px, calc((100vh - 19rem) * 1.5556)); width: min(100%, 780px, calc((100svh - 19rem) * 1.5556)); margin-inline: auto; }
.scene { position: relative; }
.house { display: block; width: 100%; height: auto; overflow: visible; }
.hero__legenda { min-height: 4.6rem; margin-top: .6rem; }
.legenda { margin: 0; display: flex; flex-direction: column; gap: .1rem; }
.legenda__titulo { font-family: var(--titulo); font-size: 1.3rem; font-weight: 700; }
.legenda__texto { color: var(--muda); max-width: 50ch; }

.troca-enter-active, .troca-leave-active { transition: opacity .25s, transform .25s; }
.troca-enter { opacity: 0; transform: translateY(8px); }
.troca-leave-to { opacity: 0; transform: translateY(-8px); }

/* trilho das etapas */
.rail { list-style: none; margin: 0 auto; padding: .6rem var(--gut) calc(1.1rem + env(safe-area-inset-bottom, 0px)); display: grid; grid-template-columns: repeat(5, 1fr); gap: .6rem; width: 100%; max-width: 1320px; }
.rail__item { position: relative; padding-top: .75rem; }
.rail__item::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 4px; border-radius: 4px; background: linear-gradient(to right, var(--fachada) calc(var(--f, 0) * 100%), var(--linha-fraca) 0); }
.rail__btn { background: none; border: 0; padding: .2rem 0; min-height: 2.5em; text-align: left; cursor: pointer; font-size: .88rem; color: var(--muda); line-height: 1.25; }
.rail__item--atual .rail__btn { color: var(--tinta); font-weight: 600; }
.rail__btn:hover { color: var(--tinta); }
.rail__curto { display: none; }

/* mensagem do pós-venda */
.balao { position: absolute; right: -1%; top: 20%; white-space: nowrap; padding: .55rem .9rem; background: #fff; color: #1b1d1f; border: 2px solid var(--linha); border-radius: 16px 16px 16px 3px; font: 600 .92rem/1.2 var(--corpo); opacity: 0; transform: translateY(8px) scale(.96); transform-origin: 0 100%; transition: opacity .35s, transform .35s; pointer-events: none; }
.balao::after { content: ""; position: absolute; left: 11px; bottom: -8px; width: 12px; height: 12px; background: #fff; border-right: 2px solid var(--linha); border-bottom: 2px solid var(--linha); transform: rotate(45deg); }
.balao--on { opacity: 1; transform: none; }

/* ---------- desenho da casa ---------- */
.ln { fill: none; stroke: var(--linha); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.ln--fino { stroke-width: 1.8; }
.ln--suave { stroke: var(--linha-suave); }
.ln--louver { stroke: rgba(0, 0, 0, .32); }
.d { stroke-dasharray: 1 2; }
.tracejado { stroke-dasharray: 5 6; }
.sem-traco { stroke: none; }
.c-wall { fill: var(--fachada); }
.c-pilar { fill: var(--pilar); }
.c-white { fill: #fff; }
.c-telha { fill: var(--telha); }
.c-conc { fill: #c9c9c2; }
.c-glass { fill: #7cc4f0; }
.c-luz { fill: #ffd66b; }
.c-escuro { fill: #2a2d2f; }
.c-ouro { fill: #e3b93c; }
.c-linha { fill: var(--linha); }
.c-ceu { fill: var(--ceu); }
.c-nuvem { fill: #fff; }
.c-sol { fill: #ffe08a; }
.c-sol-raio { stroke: #ffe08a; }
.c-tronco { fill: #6b5236; }
.c-folha { fill: var(--verde); }
.chave { transform-box: fill-box; transform-origin: 50% 0; }
.chave--balanca { animation: balanca 3.2s ease-in-out infinite alternate; }
.fumaca--anda path { stroke-dasharray: 4 9; animation: fumaca 2.4s linear infinite; }
.cloud { animation: nuvem 16s ease-in-out infinite alternate; }

@keyframes desce { 0% { transform: translateY(-14px); } 100% { transform: translateY(32px); } }
@keyframes balanca { from { transform: rotate(-7deg); } to { transform: rotate(7deg); } }
@keyframes fumaca { to { stroke-dashoffset: -26; } }
@keyframes nuvem { from { transform: translateX(0); } to { transform: translateX(26px); } }

/* ---------- seções ---------- */
.secao { padding-block: clamp(4rem, 9vw, 7.5rem); scroll-margin-top: var(--topo-h); }
.secao--reboco { background: var(--reboco); }
.secao--grafite { background: var(--grafite); color: #ededea; }
.miolo { max-width: 1240px; margin-inline: auto; padding-inline: var(--gut); }
.secao__cab { max-width: 46rem; }
.titulo { font-family: var(--titulo); font-weight: 700; font-size: clamp(1.9rem, 4vw, 3rem); line-height: 1.1; letter-spacing: -.01em; margin: 0; max-width: 20ch; }
.titulo--claro { color: #fff; }
.secao__sub { margin: 1rem 0 0; color: var(--muda); max-width: 52ch; }

/* obras */
.abas { display: flex; flex-wrap: wrap; gap: .6rem; margin: 2.2rem 0 2.6rem; }
.aba { padding: .6rem 1.15rem; border-radius: 999px; border: 1.5px solid var(--linha-fraca); background: transparent; cursor: pointer; font-weight: 500; transition: background .2s, color .2s, border-color .2s; }
.aba:hover { border-color: var(--tinta); }
.aba--ativa { background: var(--tinta); color: var(--papel); border-color: var(--tinta); }
.projeto { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 9fr); gap: clamp(1.5rem, 4vw, 3.5rem); align-items: start; }
.projeto__info { position: sticky; top: calc(var(--topo-h) + 1.5rem); }
.projeto__nome { font-family: var(--titulo); font-size: 1.6rem; line-height: 1.15; margin: 0 0 .8rem; }
.projeto__resumo { margin: 0 0 1.2rem; color: var(--muda); }
.galeria { list-style: none; margin: 0; padding: 0; column-count: var(--colunas, 3); column-gap: .9rem; }
.galeria__item { break-inside: avoid; margin: 0 0 .9rem; }
.galeria__btn { display: block; width: 100%; padding: 0; border: 0; border-radius: 6px; overflow: hidden; cursor: zoom-in; background: transparent; }
.galeria__btn img { display: block; width: 100%; height: auto; }
.troca-galeria-enter-active, .troca-galeria-leave-active { transition: opacity .25s; }
.troca-galeria-enter, .troca-galeria-leave-to { opacity: 0; }

/* diferenciais */
.dif { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 6vw, 6rem); align-items: start; margin-top: 3rem; }
.dif__lista { list-style: none; margin: 0; padding: 0; }
.dif__item { border-top: 1.5px solid var(--linha-fraca); padding: .9rem 0 .9rem 1rem; border-left: 4px solid transparent; transition: border-color .25s; }
.dif__item:last-child { border-bottom: 1.5px solid var(--linha-fraca); }
.dif__item--ativo { border-left-color: var(--fachada); }
.dif__h { margin: 0; }
.dif__btn { display: block; width: 100%; padding: .35rem 0; background: none; border: 0; text-align: left; cursor: pointer; font-family: var(--titulo); font-weight: 700; font-size: clamp(1.4rem, 2.6vw, 2rem); line-height: 1.2; color: var(--muda); transition: color .2s; }
.dif__item--ativo .dif__btn, .dif__btn:hover { color: var(--tinta); }
.dif__texto { margin: .3rem 0 .6rem; max-width: 44ch; color: var(--muda); }
.dif__foto-mobile { display: none; }
.dif__vitrine { position: sticky; top: calc(var(--topo-h) + 1.5rem); aspect-ratio: 4 / 5; border-radius: 6px; overflow: hidden; background: var(--reboco); }
.dif__foto { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .5s; }
.dif__foto--ativa { opacity: 1; }

/* contato */
.contato { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.contato__mono { height: 84px; width: auto; margin-bottom: 1.5rem; }
.contato__sub { margin: 1.1rem 0 1.6rem; color: #c4c7c9; max-width: 40ch; }
.contato__fone { margin: 0; font-family: var(--titulo); font-weight: 700; font-size: 1.6rem; }
.contato__fone a { text-decoration: none; }
.contato__fone a:hover { color: var(--fachada); }
.contato__painel { display: grid; gap: 1.1rem; padding: clamp(1.25rem, 3vw, 2rem); border: 1px solid rgba(255, 255, 255, .16); border-radius: 14px; background: rgba(255, 255, 255, .05); }
.campo { display: grid; gap: .4rem; }
.campo label { font-size: .92rem; font-weight: 500; color: #d6d8d9; }
.campo input, .campo select, .campo textarea { width: 100%; padding: .8rem 1rem; font: inherit; font-size: 1rem; color: #fff; background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .22); border-radius: 8px; }
.campo select option { color: #1b1d1f; }
.campo textarea { resize: vertical; min-height: 5rem; }
.campo input::placeholder, .campo textarea::placeholder { color: #8f9498; }
.campo__ajuda { margin: -.4rem 0 0; font-size: .86rem; color: #aeb2b5; }
.secao--grafite :focus-visible { outline-color: #fff; }

/* rodapé */
.rodape { background: var(--grafite-2); color: #c4c7c9; padding: 3rem 0 calc(3rem + env(safe-area-inset-bottom, 0px)); }
.rodape__in { display: grid; gap: 1.1rem; }
.rodape__logo { height: 64px; width: auto; }
.rodape__linha { margin: 0; }
.rodape__linha a { text-decoration: none; font-weight: 600; color: #fff; }
.rodape__linha a:hover { color: var(--fachada); }
.rodape__copy { margin: 0; font-size: .86rem; color: #8f9498; }

/* botão flutuante */
.flutuante { position: fixed; right: max(1rem, env(safe-area-inset-right, 0px)); bottom: calc(1rem + env(safe-area-inset-bottom, 0px)); z-index: 40; width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; background: #1fa855; color: #fff; box-shadow: 0 6px 18px rgba(0, 0, 0, .28); transition: transform .2s, opacity .3s; }
.flutuante svg { width: 30px; height: 30px; }
.flutuante:hover { transform: scale(1.06); }
.flutuante--oculto { opacity: 0; pointer-events: none; transform: scale(.8); }

/* lightbox */
.lb { position: fixed; inset: 0; z-index: 100; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: .5rem; padding: calc(1rem + env(safe-area-inset-top, 0px)) 1rem calc(1rem + env(safe-area-inset-bottom, 0px)); background: rgba(12, 14, 15, .93); }
.lb__fig { margin: 0; display: grid; gap: .8rem; justify-items: center; min-width: 0; }
.lb__fig img { max-width: 100%; max-height: calc(100vh - 9rem); max-height: calc(100svh - 9rem); object-fit: contain; border-radius: 4px; }
.lb__fig figcaption { color: #d6d8d9; font-size: .95rem; text-align: center; max-width: 60ch; }
.lb__cont { display: block; color: #8f9498; font-size: .85rem; margin-top: .15rem; }
.lb__fechar, .lb__nav { position: relative; width: 48px; height: 48px; border-radius: 50%; border: 1.5px solid rgba(255, 255, 255, .35); background: rgba(255, 255, 255, .06); cursor: pointer; color: #fff; }
.lb__fechar:hover, .lb__nav:hover { background: rgba(255, 255, 255, .16); }
.lb__fechar { position: absolute; top: calc(.8rem + env(safe-area-inset-top, 0px)); right: 1rem; z-index: 2; }
.lb__fechar i { position: absolute; left: 13px; right: 13px; top: 22px; height: 2px; background: #fff; border-radius: 2px; }
.lb__fechar i:nth-of-type(1) { transform: rotate(45deg); }
.lb__fechar i:nth-of-type(2) { transform: rotate(-45deg); }
.lb__nav span { position: absolute; top: 17px; width: 12px; height: 12px; border-top: 2px solid #fff; border-right: 2px solid #fff; }
.lb__nav--ant span { left: 19px; transform: rotate(-135deg); }
.lb__nav--prox span { left: 14px; transform: rotate(45deg); }
.lb-enter-active, .lb-leave-active { transition: opacity .2s; }
.lb-enter, .lb-leave-to { opacity: 0; }

/* ---------- telas menores ---------- */
@media (max-width: 899px) {
  :root { --hero-h: 430vh; --topo-h: 62px; }
  .topo__burger { display: block; }
  .topo__cta { display: none; }
  .topo__nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; gap: 0; margin: 0; padding: .5rem var(--gut) 1.2rem; background: var(--papel); box-shadow: 0 1px 0 var(--linha-fraca); }
  .topo--aberto .topo__nav { display: flex; }
  .topo__nav a { padding: .9rem 0; font-size: 1.1rem; border-bottom: 1px solid var(--linha-fraca); }

  .hero__palco { grid-template-columns: 1fr; align-content: center; gap: .6rem; }
  .hero__titulo { font-size: clamp(1.7rem, 7.4vw, 2.3rem); max-width: 17ch; margin: 0; }
  .hero__intro, .hero__acoes, .hero__dica { display: none; }
  .hero--estatico .hero__intro { display: block; margin-top: 1rem; }
  .hero--estatico .hero__acoes { display: flex; margin-top: 1rem; }
  .hero__cena { width: min(100%, calc((100vh - 15rem) * 1.5556)); width: min(100%, calc((100svh - 15rem) * 1.5556)); }
  .hero__legenda { min-height: 4.4rem; }
  .legenda__titulo { font-size: 1.15rem; }
  .rail { gap: .3rem; }
  .rail__longo { display: none; }
  .rail__curto { display: inline; }
  .rail__btn { font-size: .74rem; }
  .balao { font-size: .72rem; padding: .35rem .6rem; border-width: 1.5px; }

  .projeto { grid-template-columns: 1fr; }
  .projeto__info { position: static; }
  .galeria { column-count: min(var(--colunas, 3), 2); column-gap: .6rem; }
  .galeria__item { margin-bottom: .6rem; }

  .dif { grid-template-columns: 1fr; margin-top: 2rem; }
  .dif__vitrine { display: none; }
  .dif__foto-mobile { display: block; width: 100%; margin-top: 1rem; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 6px; }

  .contato { grid-template-columns: 1fr; }
  .contato__mono { height: 64px; }
  .lb { grid-template-columns: 1fr; grid-template-rows: 1fr auto; }
  .lb__nav { position: absolute; bottom: calc(1rem + env(safe-area-inset-bottom, 0px)); }
  .lb__nav--ant { left: 1rem; }
  .lb__nav--prox { right: 1rem; }
  .lb__fig img { max-height: calc(100vh - 12rem); max-height: calc(100svh - 12rem); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
}