/* Mesurer Arquitetura e Engenharia — folha de estilo
   Assinatura: cotas (linhas de dimensão) do desenho técnico, com o amarelo-lima do logo como marca-texto. */

/* Fontes servidas pelo próprio site (sem Google Fonts: nenhum dado do visitante vai para terceiros) */
@font-face { font-family: 'Archivo'; font-style: normal; font-display: swap; font-weight: 100 900; font-stretch: 62% 125%; src: url(../fonts/archivo-var.woff2) format('woff2'); }
@font-face { font-family: 'IBM Plex Sans'; font-style: normal; font-display: swap; font-weight: 400; src: url(../fonts/plex-sans-400.woff2) format('woff2'); }
@font-face { font-family: 'IBM Plex Sans'; font-style: normal; font-display: swap; font-weight: 500; src: url(../fonts/plex-sans-500.woff2) format('woff2'); }
@font-face { font-family: 'IBM Plex Sans'; font-style: normal; font-display: swap; font-weight: 600; src: url(../fonts/plex-sans-600.woff2) format('woff2'); }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-display: swap; font-weight: 400; src: url(../fonts/plex-mono-400.woff2) format('woff2'); }
@font-face { font-family: 'IBM Plex Mono'; font-style: normal; font-display: swap; font-weight: 500; src: url(../fonts/plex-mono-500.woff2) format('woff2'); }

:root {
  --concreto: #ECEDE9;
  --papel: #F7F7F4;
  --grafite: #1E201F;
  --cota: #5E615B;
  --linha: #B9BBB4;
  --lima: #E3E65A;
  --noite: #171918;

  --f-display: "Archivo", "Arial Narrow", sans-serif;
  --f-texto: "IBM Plex Sans", system-ui, sans-serif;
  --f-tecnica: "IBM Plex Mono", ui-monospace, monospace;

  --gutter: clamp(16px, 4vw, 48px);
  --max: 1320px;
  --header-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--concreto);
  color: var(--grafite);
  font: 400 1.0625rem/1.6 var(--f-texto);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--grafite); outline-offset: 3px; }

.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 8px; top: -60px; z-index: 100; background: var(--lima); padding: 10px 14px; font-weight: 600; }
.skip:focus { top: 8px; }

/* ---------- Tipografia ---------- */
.display {
  font-family: var(--f-display);
  font-stretch: 112%;
  font-weight: 650;
  letter-spacing: -0.03em;
  line-height: 0.98;
  margin: 0;
}
.h-secao {
  font-family: var(--f-display);
  font-stretch: 112%;
  font-weight: 650;
  font-size: clamp(1.9rem, 3.6vw, 3rem);
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0 0 0.4em;
}
.etiqueta {
  font-family: var(--f-tecnica);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--cota);
  margin: 0 0 1rem;
}
.lead { font-size: clamp(1.05rem, 1.4vw, 1.2rem); max-width: 38ch; color: #3A3D3A; }
mark.marca {
  background: linear-gradient(transparent 58%, var(--lima) 58%, var(--lima) 92%, transparent 92%);
  color: inherit;
  padding: 0 0.06em;
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.6em;
  min-height: 52px; padding: 0 1.4em;
  font-weight: 600; font-size: 1rem; text-decoration: none;
  border: 2px solid var(--grafite); cursor: pointer;
  transition: transform .15s ease, background-color .15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-lima { background: var(--lima); }
.btn-lima:hover { background: #D8DB4A; }
.btn-linha { background: transparent; }
.btn-linha:hover { background: var(--papel); }
.btn svg { width: 20px; height: 20px; flex: none; }

/* ---------- Cabeçalho ---------- */
.topo {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--concreto) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--linha);
}
.topo .wrap { display: flex; align-items: center; height: var(--header-h); gap: 24px; }
.menu { margin-left: auto; }
.btn-cliente {
  display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 14px;
  border: 2px solid var(--grafite); background: var(--papel); text-decoration: none; font-weight: 600; font-size: 0.95rem; white-space: nowrap;
}
.btn-cliente:hover { background: #fff; }
.btn-cliente svg { width: 18px; height: 18px; flex: none; }
.btn-cliente .curto { display: none; }
@media (min-width: 861px) { .btn-cliente { order: 3; } }
.logo img { height: 46px; width: auto; }
.menu { display: flex; align-items: center; gap: clamp(16px, 2.4vw, 32px); }
.menu a { text-decoration: none; font-weight: 500; font-size: 0.97rem; }
.menu a:not(.btn):hover, .menu a[aria-current="page"] { text-decoration: underline; text-decoration-color: var(--lima); text-decoration-thickness: 4px; text-underline-offset: 6px; }
.menu .btn { min-height: 44px; padding: 0 1.1em; }
.menu-toggle { display: none; background: none; border: 0; padding: 10px; margin-right: -10px; cursor: pointer; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--grafite); margin: 5px 0; transition: transform .2s; }

@media (max-width: 860px) {
  .menu-toggle { display: block; }
  .btn-cliente { margin-left: auto; padding: 0 12px; }
  .btn-cliente .curto { display: inline; }
  .btn-cliente .longo { display: none; }
  .menu {
    position: fixed; inset: var(--header-h) 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--concreto); border-bottom: 1px solid var(--linha);
    padding: 8px var(--gutter) 20px;
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity .2s, transform .2s, visibility .2s;
  }
  .menu.aberto { transform: none; opacity: 1; visibility: visible; }
  .menu a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--linha); }
  .menu .btn { margin-top: 16px; justify-content: center; min-height: 52px; }
  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* ---------- Cota (linha de dimensão) ---------- */
.cota { display: flex; width: 100%; font-family: var(--f-tecnica); }
.cota-seg {
  position: relative; flex: var(--peso, 1) 1 0;
  padding-bottom: 14px;
  text-align: center;
}
/* a linha */
.cota-seg::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 6px;
  border-top: 1.5px solid var(--grafite);
  transform-origin: left; transform: scaleX(var(--desenho, 1));
  transition: transform .9s cubic-bezier(.6,0,.2,1) var(--atraso, 0s);
}
/* tique oblíquo (padrão de cota arquitetônica) */
.cota-seg::before, .cota-seg:last-child .cota-fim {
  content: ""; position: absolute; bottom: 0; left: -1px;
  width: 1.5px; height: 14px; background: var(--grafite);
  transform: rotate(45deg); transform-origin: center;
  opacity: var(--tique, 1); transition: opacity .3s var(--atraso, 0s);
}
.cota-fim { display: none; }
.peso-a { --peso: 2.2; } .peso-b { --peso: 3; } .peso-c { --peso: 4.8; }
.cota-seg:last-child .cota-fim { display: block; left: auto; right: -1px; }
.cota-valor {
  display: block; font-size: clamp(1.15rem, 2vw, 1.6rem); font-weight: 500; line-height: 1.2;
  color: var(--grafite);
  opacity: var(--texto, 1); transition: opacity .5s calc(var(--atraso, 0s) + .4s);
}
.cota-rotulo {
  display: block; font-size: 0.76rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--cota);
  margin-bottom: 6px;
  opacity: var(--texto, 1); transition: opacity .5s calc(var(--atraso, 0s) + .5s);
}
.js .cota:not(.desenhada) { --desenho: 0; --tique: 0; --texto: 0; }
.cota-seg:nth-child(2) { --atraso: .35s; }
.cota-seg:nth-child(3) { --atraso: .7s; }
.cota-seg:nth-child(4) { --atraso: 1.05s; }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(32px, 6vw, 72px); }
.hero-grade {
  display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 7fr);
  gap: clamp(28px, 4vw, 64px); align-items: end;
}
.hero h1 { font-size: clamp(2.5rem, 5vw, 4.6rem); text-wrap: balance; }
.hero .lead { margin: 1.4rem 0 2rem; }
.hero-acoes { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-foto { position: relative; margin-right: calc(-1 * var(--gutter)); }
.hero-foto img { width: 100%; aspect-ratio: 4 / 3.1; object-fit: cover; }
.hero-legenda {
  position: absolute; left: 0; bottom: 0;
  background: var(--concreto); padding: 8px 14px 0 0;
  font-family: var(--f-tecnica); font-size: 0.75rem; color: var(--cota);
}
.hero-cota { margin-top: clamp(36px, 5vw, 56px); padding-bottom: clamp(40px, 5vw, 64px); border-bottom: 1px solid var(--linha); }

@media (max-width: 900px) {
  .hero-grade { grid-template-columns: 1fr; }
  .hero-foto { margin-inline: calc(-1 * var(--gutter)); }
  .hero-legenda { left: var(--gutter); font-size: 0.68rem; padding-right: 10px; }
}
@media (max-width: 560px) {
  .hero-cota .cota-valor { font-size: 1rem; }
  .hero-cota .cota-rotulo { font-size: 0.66rem; letter-spacing: 0.02em; }
}

/* ---------- Seções ---------- */
.secao { padding-block: clamp(64px, 9vw, 120px); }
.secao-colada { padding-top: 0; }
.secao-cab { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(20px, 4vw, 64px); align-items: end; margin-bottom: clamp(32px, 5vw, 56px); }
.secao-cab p { margin: 0; color: #3A3D3A; max-width: 52ch; }
@media (max-width: 900px) { .secao-cab { grid-template-columns: 1fr; } }

/* Serviços: lista em linhas, como uma tabela de folha de projeto */
.servicos { list-style: none; margin: 0; padding: 0; border-top: 1.5px solid var(--grafite); }
.servico {
  display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 6fr) 160px;
  gap: clamp(16px, 3vw, 40px); align-items: center;
  padding: 22px 0; border-bottom: 1px solid var(--linha);
}
.servico h3 { font-family: var(--f-display); font-stretch: 110%; font-weight: 600; font-size: clamp(1.25rem, 2vw, 1.6rem); margin: 0; letter-spacing: -0.01em; }
.servico p { margin: 0; color: #3A3D3A; }
.servico a { display: block; overflow: hidden; }
.servico img { width: 160px; aspect-ratio: 3 / 2; object-fit: cover; transition: transform .4s ease; }
.servico a:hover img { transform: scale(1.06); }
@media (max-width: 760px) {
  .servico { grid-template-columns: 1fr 96px; grid-template-areas: "t i" "p p"; row-gap: 8px; }
  .servico h3 { grid-area: t; }
  .servico p { grid-area: p; }
  .servico a { grid-area: i; }
  .servico img { width: 96px; }
}

/* Mosaico de projetos */
.secao-escura { background: var(--noite); color: var(--papel); }
.secao-escura .etiqueta { color: #A6A9A2; }
.secao-escura .secao-cab p { color: #C9CBC5; }
.mosaico {
  display: grid; gap: 10px;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  grid-auto-rows: clamp(120px, 14vw, 200px);
}
.mosaico figure { margin: 0; position: relative; overflow: hidden; grid-column: span 2; grid-row: span 2; }
.mosaico figure.largo { grid-column: span 4; }
.mosaico figure.alto { grid-row: span 4; } /* acompanha as 4 linhas dos quadros da esquerda, sem deixar vazio embaixo */
.mosaico img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.mosaico a:hover img, .mosaico a:focus-visible img { transform: scale(1.04); }
.mosaico figcaption {
  position: absolute; left: 0; bottom: 0; padding: 6px 10px;
  background: var(--noite); font-family: var(--f-tecnica); font-size: 0.72rem; color: #C9CBC5;
}
.mosaico-rodape { margin-top: 32px; display: flex; justify-content: flex-end; }
.secao-escura .btn { border-color: var(--lima); }
.secao-escura .btn-linha { color: var(--papel); }
.secao-escura .btn-linha:hover { background: #262927; }
@media (max-width: 760px) {
  .mosaico { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: 150px; }
  .mosaico figure, .mosaico figure.largo { grid-column: span 1; grid-row: span 1; }
  .mosaico figure.largo:first-child { grid-column: span 2; grid-row: span 2; }
  .mosaico figure.alto { grid-row: span 2; }
}

/* Do 3D à obra pronta */
.obra-pronta { padding-bottom: clamp(64px, 8vw, 104px); }
.pares { display: grid; gap: 44px; grid-template-columns: 1fr; }
.par { margin: 0; }
.par-fotos { display: grid; grid-template-columns: 1fr; gap: 6px; } /* celular: o 3D em cima e a obra embaixo, no mesmo quadro 4:3 */
@media (min-width: 640px) { .par-fotos { grid-template-columns: 1fr 1fr; } }
.par-item { position: relative; }
.par-item img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: #DCDDD8; }
.par-tag {
  position: absolute; left: 0; top: 0; padding: 4px 9px;
  font-family: var(--f-tecnica); font-size: 0.72rem; letter-spacing: 0.04em; text-transform: uppercase;
  background: var(--concreto); color: var(--grafite);
}
.par-tag-obra { background: var(--lima); }
.par figcaption {
  position: relative; margin-top: 12px; padding-top: 12px;
  font-family: var(--f-display); font-stretch: 110%; font-weight: 600; font-size: 1.1rem;
  border-top: 1.5px solid var(--grafite);
}
.par figcaption::before, .par figcaption::after {
  content: ""; position: absolute; top: -7px; width: 1.5px; height: 13px; background: var(--grafite); transform: rotate(45deg);
}
.par figcaption::before { left: 0; }
.par figcaption::after { right: 0; }

/* Processo: cota encadeada */
.processo .cota { margin-bottom: 28px; }
.processo .cota-valor { font-size: 0.95rem; }
.etapas { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(16px, 3vw, 40px); }
.etapa h3 { font-family: var(--f-display); font-stretch: 110%; font-weight: 600; font-size: 1.25rem; margin: 0 0 8px; }
.etapa p { margin: 0; font-size: 0.98rem; color: #3A3D3A; }
@media (max-width: 860px) {
  .processo .cota { display: none; }
  .etapas { grid-template-columns: 1fr; gap: 0; }
  .etapa { position: relative; padding: 0 0 28px 28px; border-left: 1.5px solid var(--grafite); }
  .etapa::before { content: ""; position: absolute; left: -7px; top: 6px; width: 12px; height: 1.5px; background: var(--grafite); transform: rotate(-45deg); }
  .etapa:last-child { padding-bottom: 0; }
}

/* Escritório */
.escritorio { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: clamp(28px, 5vw, 80px); align-items: center; }
.escritorio-fotos { display: grid; grid-template-columns: 3fr 2fr; gap: 10px; align-items: end; }
.escritorio-fotos img { width: 100%; object-fit: cover; }
.escritorio-fotos figure { margin: 0; }
.escritorio-fotos img { aspect-ratio: 3 / 4; }
.escritorio-fotos figure:last-child { margin-bottom: 48px; }
.escritorio p { color: #3A3D3A; max-width: 48ch; }
.legenda-foto { font-family: var(--f-tecnica); font-size: 0.75rem; color: var(--cota); margin-top: 8px; }
@media (max-width: 860px) { .escritorio { grid-template-columns: 1fr; } }

/* Contato */
.contato { background: var(--papel); border-top: 1px solid var(--linha); }
.contato-grade { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(32px, 6vw, 96px); }
.dados { list-style: none; padding: 0; margin: 28px 0 0; border-top: 1px solid var(--linha); }
.dados li { display: grid; grid-template-columns: 110px 1fr; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--linha); }
.dados span { font-family: var(--f-tecnica); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--cota); padding-top: 3px; }
.dados a { text-decoration-color: var(--linha); text-underline-offset: 4px; }
.dados a:hover { text-decoration-color: var(--grafite); }
.form { display: grid; gap: 18px; align-content: start; }
.campo { display: grid; gap: 6px; }
.campo label { font-weight: 600; font-size: 0.95rem; }
.campo input, .campo select, .campo textarea {
  font: inherit; color: inherit; width: 100%;
  background: #fff; border: 1.5px solid var(--linha); border-radius: 0;
  padding: 12px 14px; min-height: 50px;
}
.campo textarea { min-height: 120px; resize: vertical; }
.campo input:focus, .campo select:focus, .campo textarea:focus { outline: none; border-color: var(--grafite); box-shadow: 0 0 0 3px var(--lima); }
.form .dica { font-size: 0.9rem; color: var(--cota); margin: 0; }
.erro { color: #A3261B; font-size: 0.9rem; margin: 0; min-height: 1.2em; }
.duas { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 860px) { .contato-grade { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .duas { grid-template-columns: 1fr; } .dados li { grid-template-columns: 1fr; gap: 2px; } }

/* Rodapé */
.rodape { background: var(--concreto); color: #3A3D3A; padding: 40px 0; font-size: 0.92rem; border-top: 1.5px solid var(--grafite); }
.rodape .wrap { display: flex; flex-wrap: wrap; gap: 16px 40px; justify-content: space-between; align-items: center; }
.rodape a { color: var(--grafite); text-underline-offset: 3px; }
/* Rodapé claro: o logo original aparece como foi desenhado, sem placa nem recolorir */
.rodape-logo { display: inline-block; line-height: 0; }
.rodape-logo img { height: 46px; width: auto; }
.rodape-resp { font-size: 0.85rem; line-height: 1.6; max-width: 46ch; }

/* Botão flutuante de WhatsApp (celular) */
.zap {
  position: fixed; right: 16px; bottom: 16px; z-index: 40;
  display: none; align-items: center; justify-content: center;
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--lima); border: 2px solid var(--grafite);
  box-shadow: 0 6px 20px rgba(0,0,0,.18);
}
.zap svg { width: 28px; height: 28px; }
@media (max-width: 860px) { .zap { display: flex; } }

/* ---------- Página de projetos ---------- */
.portfolio-cab { padding-block: clamp(40px, 6vw, 80px) 24px; }
.portfolio-cab h1 { font-size: clamp(2.4rem, 5.6vw, 4.6rem); }
.filtros { display: flex; flex-wrap: wrap; gap: 8px; margin: 28px 0 0; padding: 0; list-style: none; }
.filtros button {
  min-height: 44px; padding: 0 16px; cursor: pointer;
  background: transparent; border: 1.5px solid var(--grafite);
  font-family: var(--f-tecnica); font-size: 0.82rem; letter-spacing: 0.03em;
}
.filtros button:hover { background: var(--papel); }
.filtros button[aria-pressed="true"] { background: var(--lima); }
.filtros small { color: var(--cota); margin-left: 4px; }
.galeria { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 28px 12px; padding-bottom: 96px; }
.galeria button { display: block; width: 100%; padding: 0; margin: 0; border: 0; background: none; cursor: zoom-in; text-align: left; }
.galeria .capa { position: relative; display: block; aspect-ratio: 4 / 3; overflow: hidden; background: #DCDDD8; }
.galeria img { display: block; width: 100%; height: 100%; object-fit: cover; }
.galeria .qtd { position: absolute; right: 8px; bottom: 8px; padding: 3px 8px; background: #fff; color: #1b1b1b; font-family: var(--f-tecnica); font-size: 0.72rem; line-height: 1.3; }
.galeria .legenda { display: block; padding: 6px 0 0; font-weight: 600; font-size: 0.95rem; }
.galeria .legenda small { display: block; font-family: var(--f-tecnica); font-weight: 400; font-size: 0.72rem; color: var(--cota); margin-top: 2px; }
.nota-filtro { margin: 18px 0 0; padding: 12px 14px; background: var(--papel); border-left: 4px solid var(--lima); max-width: 70ch; font-size: 0.95rem; }
.galeria button:hover img { filter: brightness(1.04); }

/* Política de privacidade */
.texto-legal { max-width: 760px; padding-bottom: 96px; }
.texto-legal .versao { font-family: var(--f-tecnica); font-size: 0.78rem; color: var(--cota); margin: 0; }
.texto-legal section { border-top: 1.5px solid var(--grafite); padding-top: 18px; margin-top: 36px; }
.texto-legal h2 { font-family: var(--f-display); font-stretch: 110%; font-weight: 650; font-size: 1.35rem; margin: 0 0 10px; }
.texto-legal p, .texto-legal li { color: #2E312E; }
.texto-legal ul { padding-left: 1.2em; }
.texto-legal li { margin-bottom: 6px; }
.form .dica a, .texto-legal a { text-underline-offset: 3px; }

/* Visualizador em tela cheia. A foto fica sempre dentro da sua área (faixas do topo e do rodapé são separadas e escuras) */
.lightbox {
  position: fixed; inset: 0; margin: 0; border: 0; padding: 0;
  width: 100%; height: 100vh; height: 100dvh; max-width: none; max-height: none;
  background: #0F100F; color: var(--papel);
  overflow: hidden; overscroll-behavior: contain; touch-action: none;
  -webkit-tap-highlight-color: transparent; user-select: none; -webkit-user-select: none;
}
.lightbox::backdrop { background: #0F100F; }
.lightbox[open] { display: grid; grid-template-rows: auto minmax(0, 1fr) auto; }
html.lb-aberto, html.lb-aberto body { overflow: hidden; }
.lb-topo { display: flex; justify-content: space-between; align-items: center; padding: 8px var(--gutter); background: #0F100F; font-family: var(--f-tecnica); font-size: 0.8rem; color: #C9CBC5; }
.lb-palco { position: relative; min-height: 0; overflow: hidden; touch-action: none; }
.lb-palco img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; transform-origin: 50% 50%; will-change: transform; -webkit-user-drag: none; }
.lb-carregando .lb-palco::after { content: "Carregando…"; position: absolute; inset: 0; display: grid; place-items: center; font-family: var(--f-tecnica); font-size: 0.8rem; color: #A6A9A2; pointer-events: none; }
.lb-rodape { padding: 10px var(--gutter) max(16px, env(safe-area-inset-bottom)); background: #0F100F; max-height: 32vh; max-height: 32dvh; overflow-y: auto; touch-action: pan-y; user-select: text; -webkit-user-select: text; }
.lb-legenda { margin: 0; display: grid; gap: 3px; max-width: 72ch; }
.lb-legenda strong { font-size: 1rem; font-weight: 600; color: #fff; }
.lb-detalhe { font-family: var(--f-tecnica); font-size: 0.72rem; color: #A6A9A2; }
.lb-alt { font-size: 0.9rem; color: #D5D7D1; }
.lb-btn { display: grid; place-items: center; padding: 0; min-width: 52px; min-height: 52px; background: rgba(15,16,15,.78); border: 1.5px solid #6B6E68; color: #fff; font-size: 1.3rem; line-height: 1; cursor: pointer; touch-action: manipulation; }
.lb-fechar { min-width: 56px; min-height: 56px; font-size: 1.5rem; }
@media (hover: hover) { .lb-btn:hover { border-color: var(--lima); } }
.lb-btn:focus-visible { outline: 3px solid var(--lima); outline-offset: 2px; }
.lb-seta { position: absolute; top: 50%; margin-top: -26px; }
.lb-seta-ant { left: 10px; }
.lb-seta-prox { right: 10px; }
.lb-unica .lb-seta { display: none; }
@media (max-width: 640px) {
  .lb-btn { min-width: 48px; min-height: 48px; }
  .lb-fechar { min-width: 56px; min-height: 56px; }
  .lb-seta { margin-top: -24px; }
  .lb-seta-ant { left: 6px; }
  .lb-seta-prox { right: 6px; }
}
@media (max-height: 520px) { /* celular deitado: mais espaço para a foto */
  .lb-topo { padding: 4px var(--gutter); }
  .lb-fechar { min-width: 44px; min-height: 44px; font-size: 1.2rem; }
  .lb-rodape { padding: 6px var(--gutter) 8px; max-height: 28vh; max-height: 28dvh; }
  .lb-legenda { gap: 1px; }
  .lb-legenda strong { font-size: 0.92rem; }
  .lb-alt { display: none; }
}
@media (prefers-reduced-motion: reduce) { .lb-palco img { transition: none !important; } }

/* ---------- Atualização 2026-10-28: linguagem "prancha editorial" ---------- */
.par figcaption small { display: block; margin-top: 4px; font-family: var(--f-tecnica); font-weight: 400; font-stretch: 100%; font-size: 0.74rem; letter-spacing: 0.02em; color: var(--cota); }
.secao-escura .secao-cab { padding-bottom: clamp(24px, 3vw, 36px); border-bottom: 1px solid #3A3D3A; }

/* Engenharia: obras de outros escritórios, com ficha técnica */
.obras-eng { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.obra-eng {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(20px, 4vw, 56px);
  align-items: center; padding: clamp(24px, 3vw, 36px) 0; border-bottom: 1px solid #3A3D3A;
}
.obra-eng img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.obra-foto { position: relative; }
.obra-foto .par-tag { padding: 2px 6px; font-size: 0.6rem; letter-spacing: 0.03em; }
.obra-n { display: block; font-family: var(--f-tecnica); font-size: 0.85rem; color: var(--lima); letter-spacing: 0.08em; margin-bottom: 10px; }
.obra-eng h3 { font-family: var(--f-display); font-stretch: 110%; font-weight: 600; font-size: clamp(1.35rem, 2.4vw, 2rem); line-height: 1.1; margin: 0 0 18px; color: var(--papel); }
.ficha { margin: 0; border-top: 1px solid #3A3D3A; }
.ficha div { display: grid; grid-template-columns: 130px 1fr; gap: 12px; padding: 11px 0; border-bottom: 1px solid #2E312F; }
.ficha dt { font-family: var(--f-tecnica); font-size: 0.74rem; letter-spacing: 0.06em; text-transform: uppercase; color: #A6A9A2; padding-top: 3px; }
.ficha dd { margin: 0; color: var(--papel); }
@media (max-width: 760px) {
  .obra-eng { grid-template-columns: 1fr; }
  .ficha div { grid-template-columns: 1fr; gap: 2px; }
}

/* Equipe com registros profissionais */
.equipe { list-style: none; margin: 28px 0 0; padding: 0; border-top: 1.5px solid var(--grafite); }
.equipe li { display: grid; gap: 2px; padding: 14px 0; border-bottom: 1px solid var(--linha); }
.equipe-cargo { font-family: var(--f-tecnica); font-size: 0.74rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--cota); }
.equipe strong { font-family: var(--f-display); font-stretch: 110%; font-weight: 600; font-size: 1.2rem; }
.equipe-reg { font-size: 0.92rem; color: #3A3D3A; }

/* Estrutura em 3D (Sketchfab, carregado no clique) */
.estrutura3d { margin-top: clamp(40px, 6vw, 72px); }
.estrutura3d-cab { border-bottom: 0; padding-bottom: 0; }
.h-sub { font-size: clamp(1.5rem, 2.6vw, 2.2rem); }
.modelos3d { list-style: none; margin: 0; padding: 0; display: grid; gap: 20px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.modelo3d { margin: 0; }
.modelo3d-abrir { position: relative; display: block; width: 100%; padding: 0; border: 1.5px solid #3A3D3A; background: #DCDDD8; cursor: pointer; }
.modelo3d-abrir img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.modelo3d-cta { position: absolute; left: 0; bottom: 0; padding: 8px 14px; background: var(--lima); color: var(--grafite); font-family: var(--f-tecnica); font-size: 0.8rem; letter-spacing: 0.05em; text-transform: uppercase; }
.modelo3d-abrir:hover .modelo3d-cta { background: #D8DB4A; }
.modelo3d iframe { display: block; width: 100%; aspect-ratio: 16 / 9; border: 1.5px solid #3A3D3A; background: #DCDDD8; }
.modelo3d p { margin: 10px 0 0; font-family: var(--f-tecnica); font-size: 0.78rem; color: #A6A9A2; letter-spacing: 0.03em; }
.modelos3d-nota { margin: 18px 0 0; font-size: 0.85rem; color: #A6A9A2; max-width: 70ch; }
.modelos3d-nota a { color: var(--papel); text-underline-offset: 3px; }
@media (max-width: 860px) { .modelos3d { grid-template-columns: 1fr; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .js .cota:not(.desenhada) { --desenho: 1; --tique: 1; --texto: 1; }
}