/* Eng. Thuany Ferreira · Engenharia Civil
   Archivo condensado e pesado nos títulos, como letreiro de obra.
   Geist leve para o texto corrido, Geist Mono para cotas e rótulos.
   Azul e laranja vêm da identidade que ela já usa no Instagram. */

:root {
  --ink: #081634;
  --ink-2: #0d214d;
  --azul: #1f4fd1;
  --azul-claro: #8fb0ff;
  --laranja: #f28c1b;
  --laranja-2: #ff9f38;
  --papel: #f2efe9;
  --papel-2: #e7e2d8;
  --branco: #fbfaf7;
  --tijolo: #c4643a;
  --texto: #0b1630;
  --suave: #5b6275;
  --suave-inv: #a9b3cc;
  --linha: rgba(8, 22, 52, .12);
  --linha-inv: rgba(242, 239, 233, .14);

  --display: "Archivo", "Arial Narrow", system-ui, sans-serif;
  --sans: "Geist", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "Cascadia Mono", monospace;

  --gutter: clamp(16px, 4vw, 56px);
  --max: 1320px;
  --topo: 76px;
  --curva: cubic-bezier(.2, .7, .1, 1);
  --curva-forte: cubic-bezier(.7, 0, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--topo) + 12px); }
body {
  margin: 0;
  background: var(--papel);
  color: var(--texto);
  font-family: var(--sans);
  font-weight: 350;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
p { margin: 0 0 1em; }
h1, h2, h3 { margin: 0; }
strong, b { font-weight: 550; }
::selection { background: var(--laranja); color: var(--ink); }
:focus-visible { outline: 2px solid var(--laranja); outline-offset: 3px; border-radius: 3px; }
.skip { position: absolute; left: -9999px; top: 8px; z-index: 300; background: var(--laranja); color: var(--ink); padding: 10px 16px; }
.skip:focus { left: 8px; }
.mono { font-family: var(--mono); font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase; font-weight: 400; }

.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.secao { padding-block: clamp(80px, 10vw, 150px); position: relative; }
.escuro { background: var(--ink); color: var(--papel); }

/* ---------- Tipografia ---------- */
.titulo {
  font-family: var(--display);
  font-stretch: 68%;
  font-weight: 800;
  text-transform: uppercase;
  font-size: clamp(42px, 6.2vw, 96px);
  line-height: .92;
  letter-spacing: -.005em;
  max-width: 14ch;
  text-wrap: balance;
}
.titulo em, .hero-titulo em, .citacao em, .rodape-nome em {
  font-style: normal;
  color: var(--laranja);
}
.lead { font-size: clamp(18px, 1.45vw, 21px); line-height: 1.5; font-weight: 300; letter-spacing: -.01em; max-width: 44ch; }
.escuro .lead { color: var(--suave-inv); }

.rotulo {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase;
  margin-bottom: 26px; color: var(--azul);
}
.escuro .rotulo { color: var(--azul-claro); }
.rotulo i { width: 34px; height: 1px; background: currentColor; opacity: .6; }

/* ---------- Botões ---------- */
.btn {
  --h: 54px;
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  height: var(--h); padding: 0 26px; border-radius: 999px;
  font-weight: 500; font-size: 15px; letter-spacing: -.005em; white-space: nowrap;
  transition: transform .4s var(--curva), background .3s, color .3s, box-shadow .4s var(--curva);
}
.btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; transition: transform .4s var(--curva); }
.btn:hover svg { transform: translateX(3px); }
.btn-laranja { background: var(--laranja); color: var(--ink); box-shadow: 0 10px 30px -12px rgba(242, 140, 27, .7); }
.btn-laranja:hover { background: var(--laranja-2); transform: translateY(-2px); box-shadow: 0 18px 40px -14px rgba(242, 140, 27, .8); }
.btn-vidro { background: rgba(255, 255, 255, .08); color: #fff; border: 1px solid rgba(255, 255, 255, .28); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.btn-vidro:hover { background: rgba(255, 255, 255, .16); transform: translateY(-2px); }
.btn-sm { --h: 42px; padding: 0 18px; font-size: 14px; }
.btn-bloco { width: 100%; }

/* ---------- Abertura ---------- */
.intro {
  position: fixed; inset: 0; z-index: 200;
  display: none; place-items: center; align-content: center; gap: 18px;
  background: var(--ink); color: var(--azul-claro);
}
.js .intro { display: grid; }
.intro.is-fora { clip-path: inset(0 0 100% 0); transition: clip-path .9s var(--curva-forte); }
.intro.is-off { display: none !important; }
.intro-casa { width: min(240px, 52vw); fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.intro-casa .ln { stroke-dasharray: 1; stroke-dashoffset: 1; animation: riscar 1.1s var(--curva) forwards; }
.intro-casa .ln:nth-child(2) { animation-delay: .15s; }
.intro-casa .ln:nth-child(3) { animation-delay: .35s; stroke: var(--laranja); }
.intro-casa .ln:nth-child(4) { animation-delay: .5s; }
.intro-casa .ln.cota { animation-delay: .7s; opacity: .5; }
.intro-meta { display: flex; align-items: baseline; gap: 8px; font-family: var(--mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--suave-inv); }
.intro-meta b { color: var(--papel); font-weight: 400; font-size: 18px; min-width: 4.2ch; text-align: right; font-variant-numeric: tabular-nums; }
@keyframes riscar { to { stroke-dashoffset: 0; } }

.progress { position: fixed; top: 0; left: 0; height: 2px; width: 100%; z-index: 120; background: var(--laranja); transform-origin: 0 50%; transform: scaleX(var(--p, 0)); }

/* ---------- Cabeçalho ---------- */
.topo {
  position: fixed; inset: 0 0 auto; z-index: 100; height: var(--topo);
  display: flex; align-items: center; color: #fff;
  transition: background .4s var(--curva), color .4s, transform .5s var(--curva), border-color .4s;
  border-bottom: 1px solid transparent;
}
.topo[data-solid="true"] {
  background: color-mix(in srgb, var(--papel) 86%, transparent);
  backdrop-filter: blur(16px) saturate(1.5); -webkit-backdrop-filter: blur(16px) saturate(1.5);
  color: var(--ink); border-bottom-color: var(--linha);
}
.topo[data-escuro="true"][data-solid="true"] { background: color-mix(in srgb, var(--ink) 82%, transparent); color: #fff; border-bottom-color: var(--linha-inv); }
.topo.is-escondido { transform: translateY(-100%); }
.topo-in { display: flex; align-items: center; gap: 24px; }
.marca { display: flex; align-items: center; gap: 11px; line-height: 1; margin-right: auto; }
.marca-ico { width: 38px; height: 38px; flex: none; }
.marca-txt { display: flex; flex-direction: column; gap: 4px; }
.marca-txt strong { font-family: var(--display); font-stretch: 75%; font-weight: 800; text-transform: uppercase; font-size: 19px; letter-spacing: .02em; }
.marca-txt small { font-family: var(--mono); font-size: 9.5px; letter-spacing: .2em; text-transform: uppercase; opacity: .7; }
.nav { display: flex; gap: 4px; }
.nav a { position: relative; padding: 8px 14px; font-size: 14.5px; font-weight: 400; opacity: .85; transition: opacity .3s; }
.nav a::after { content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 1px; background: var(--laranja); transform: scaleX(0); transform-origin: right; transition: transform .45s var(--curva); }
.nav a:hover, .nav a.is-ativo { opacity: 1; }
.nav a:hover::after, .nav a.is-ativo::after { transform: scaleX(1); transform-origin: left; }
.topo-cta svg { fill: none; stroke: currentColor; stroke-width: 1.7; }
.topo-cta:hover svg { transform: none; }
.menu-btn { display: none; width: 44px; height: 44px; border-radius: 50%; border: 1px solid currentColor; position: relative; opacity: .9; }
.menu-btn span { position: absolute; left: 13px; right: 13px; height: 1.5px; background: currentColor; transition: transform .45s var(--curva), top .45s var(--curva); }
.menu-btn span:first-child { top: 18px; }
.menu-btn span:last-child { top: 24px; }
.menu-btn[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.menu-btn[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }

.menu {
  position: fixed; inset: 0; z-index: 90; background: var(--ink); color: var(--papel);
  padding: calc(var(--topo) + 32px) var(--gutter) 32px;
  display: flex; flex-direction: column; justify-content: space-between;
  clip-path: circle(0 at calc(100% - 40px) 38px);
  transition: clip-path .7s var(--curva-forte);
}
.menu[hidden] { display: flex; visibility: hidden; }
.menu.is-aberto { clip-path: circle(150% at calc(100% - 40px) 38px); visibility: visible; }
.menu ol { list-style: none; margin: 0; padding: 0; }
.menu li a { display: flex; align-items: baseline; gap: 14px; padding: 6px 0; font-family: var(--display); font-stretch: 68%; font-weight: 800; font-size: clamp(44px, 12vw, 72px); line-height: 1; text-transform: uppercase; }
.menu li small { font-family: var(--mono); font-size: 11px; font-weight: 400; color: var(--laranja); letter-spacing: .1em; }
.menu-pe { display: flex; flex-direction: column; gap: 10px; font-size: 15px; color: var(--suave-inv); }
.menu-pe a { color: var(--papel); }

/* ---------- Hero ---------- */
.hero {
  --rolagem: 0;
  position: relative; isolation: isolate;
  min-height: 100svh; display: flex; flex-direction: column; justify-content: center;
  padding-top: var(--topo); color: #fff; overflow: hidden; background: var(--ink);
}
.hero-fundo { position: absolute; inset: -6% 0 0; z-index: -3; transform: translate3d(0, calc(var(--rolagem) * 22%), 0) scale(calc(1.06 + var(--rolagem) * .08)); will-change: transform; }
.hero-video { width: 100%; height: 100%; object-fit: cover; animation: hero-zoom 2.6s var(--curva) both; }
.js .hero-video { animation-play-state: paused; }
.is-pronto .hero-video { animation-play-state: running; }
@keyframes hero-zoom { from { transform: scale(1.18); filter: saturate(.3) brightness(.6); } to { transform: none; filter: none; } }
.hero-veu {
  position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(ellipse 70% 60% at 50% 48%, rgba(8, 22, 52, .42), rgba(8, 22, 52, .7) 100%),
    linear-gradient(180deg, rgba(8, 22, 52, .5) 0%, rgba(8, 22, 52, 0) 35%, rgba(8, 22, 52, .85) 100%);
  opacity: calc(1 + var(--rolagem) * .4);
}
.hero-grade {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(143, 176, 255, .09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 176, 255, .09) 1px, transparent 1px);
  background-size: 64px 64px;
  background-position: center center;
  mask-image: radial-gradient(ellipse 60% 55% at 50% 50%, transparent 30%, #000 100%);
  -webkit-mask-image: radial-gradient(ellipse 60% 55% at 50% 50%, transparent 30%, #000 100%);
}
.hero-cantos .c { position: absolute; width: 26px; height: 26px; border-color: rgba(255, 255, 255, .45); border-style: solid; border-width: 0; z-index: 1; }
.hero-cantos .c1 { top: calc(var(--topo) + 18px); left: var(--gutter); border-top-width: 1px; border-left-width: 1px; }
.hero-cantos .c2 { top: calc(var(--topo) + 18px); right: var(--gutter); border-top-width: 1px; border-right-width: 1px; }
.hero-cantos .c3 { bottom: 84px; left: var(--gutter); border-bottom-width: 1px; border-left-width: 1px; }
.hero-cantos .c4 { bottom: 84px; right: var(--gutter); border-bottom-width: 1px; border-right-width: 1px; }

.hero-conteudo {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding-block: 40px 120px;
  transform: translate3d(0, calc(var(--rolagem) * -14vh), 0);
  opacity: calc(1 - var(--rolagem) * 1.4);
}
.hero-rotulo { color: rgba(255, 255, 255, .85); justify-content: center; }
.hero-rotulo i { background: var(--laranja); opacity: 1; }
.hero-titulo {
  font-family: var(--display); font-stretch: 66%; font-weight: 850; text-transform: uppercase;
  font-size: clamp(54px, 10.5vw, 168px); line-height: .86; letter-spacing: -.01em;
  text-shadow: 0 4px 40px rgba(0, 0, 0, .35);
}
.hero-titulo .linha { display: block; overflow: hidden; padding-bottom: .04em; }
.hero-titulo .linha > span { display: inline-block; }
.hero-titulo em { position: relative; }
.hero-titulo em::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: .06em; height: .07em; background: var(--laranja);
  transform: scaleX(0); transform-origin: left; transition: transform 1s var(--curva) 1.3s;
}
.is-pronto .hero-titulo em::after { transform: scaleX(1); }
.hero-texto { max-width: 52ch; margin: 28px auto 34px; font-size: clamp(16px, 1.35vw, 19px); font-weight: 300; color: rgba(255, 255, 255, .82); line-height: 1.55; }
.hero-acoes { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }

.hero-rodape {
  position: absolute; left: 0; right: 0; bottom: 26px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px;
  color: rgba(255, 255, 255, .7);
}
.hero-rodape .hero-role { justify-self: end; display: inline-flex; align-items: center; gap: 8px; }
.hero-role svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.6; animation: quica 2s ease-in-out infinite; }
@keyframes quica { 50% { transform: translateY(4px); } }
.hero-regua { position: relative; width: clamp(120px, 22vw, 320px); height: 14px; display: flex; align-items: center; justify-content: center; }
.hero-regua i { position: absolute; inset: 50% 0 auto; height: 1px; background: rgba(255, 255, 255, .5); transform: scaleX(0); transition: transform 1.4s var(--curva) 1.6s; }
.hero-regua i::before, .hero-regua i::after { content: ""; position: absolute; top: -5px; width: 1px; height: 11px; background: inherit; }
.hero-regua i::before { left: 0; } .hero-regua i::after { right: 0; }
.hero-regua b { position: relative; background: transparent; padding: 0 10px; font-weight: 400; color: var(--laranja); top: -12px; }
.is-pronto .hero-regua i { transform: scaleX(1); }

/* entrada do hero */
.js .hero-rotulo, .js .hero-texto, .js .hero-acoes, .js .hero-rodape, .js .hero-cantos .c { opacity: 0; transform: translateY(18px); }
.js .hero-titulo .linha > span { transform: translateY(105%); }
.is-pronto .hero-titulo .linha > span { transform: none; transition: transform 1.1s var(--curva); }
.is-pronto .hero-titulo .linha:nth-child(2) > span { transition-delay: .1s; }
.is-pronto .hero-titulo .linha:nth-child(3) > span { transition-delay: .2s; }
.is-pronto .hero-rotulo, .is-pronto .hero-texto, .is-pronto .hero-acoes, .is-pronto .hero-rodape, .is-pronto .hero-cantos .c {
  opacity: 1; transform: none; transition: opacity 1s var(--curva), transform 1s var(--curva);
}
.is-pronto .hero-texto { transition-delay: .45s; }
.is-pronto .hero-acoes { transition-delay: .6s; }
.is-pronto .hero-rodape, .is-pronto .hero-cantos .c { transition-delay: .9s; }

/* ---------- Faixa corrida ---------- */
.faixa { background: var(--laranja); color: var(--ink); overflow: hidden; padding: 16px 0; border-block: 1px solid rgba(8, 22, 52, .2); }
.faixa-trilho { display: flex; width: max-content; gap: 28px; align-items: center; animation: corre 38s linear infinite; }
.faixa span { font-family: var(--display); font-stretch: 70%; font-weight: 800; text-transform: uppercase; font-size: clamp(22px, 2.4vw, 34px); line-height: 1; white-space: nowrap; }
.faixa b { font-size: 16px; font-weight: 400; }
@keyframes corre { to { transform: translateX(-50%); } }

/* ---------- Revelação ---------- */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity 1s var(--curva), transform 1s var(--curva); transition-delay: var(--d, 0s); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ---------- Sobre ---------- */
.sobre-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(40px, 7vw, 110px); align-items: center; }
.sobre-fotos { position: relative; padding: 0 12% 18% 0; }
.foto-retrato { margin: 0; aspect-ratio: 4 / 5; overflow: hidden; border-radius: 4px; background: var(--papel-2); }
.foto-retrato img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; }
.foto-canteiro { position: absolute; right: 0; bottom: 0; width: 44%; margin: 0; aspect-ratio: 3 / 4; overflow: hidden; border: 6px solid var(--papel); border-radius: 4px; box-shadow: 0 30px 60px -25px rgba(8, 22, 52, .5); }
.foto-canteiro img { width: 100%; height: 100%; object-fit: cover; }
.foto-canteiro figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 26px 12px 10px; color: #fff; font-size: 10px; background: linear-gradient(transparent, rgba(8, 22, 52, .85)); }
.selo { position: absolute; top: -34px; right: 4%; width: 124px; height: 124px; color: var(--ink); background: var(--laranja); border-radius: 50%; display: grid; place-items: center; }
.selo > svg:first-child { position: absolute; inset: 6px; width: calc(100% - 12px); height: calc(100% - 12px); animation: gira 22s linear infinite; }
.selo text { font-family: var(--mono); font-size: 9.6px; letter-spacing: .14em; fill: currentColor; }
.selo-ico { width: 38px; height: 38px; }
@keyframes gira { to { transform: rotate(360deg); } }
.sobre-texto .titulo { max-width: 13ch; margin-bottom: 30px; }
.sobre-texto .lead { color: var(--texto); }
.sobre-texto > p:not(.lead):not(.rotulo):not(.assinatura) { color: var(--suave); max-width: 56ch; }
.pilares { list-style: none; margin: 36px 0 34px; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--linha); }
.pilares li { padding: 20px 18px 0 0; display: flex; flex-direction: column; gap: 6px; }
.pilares li + li { padding-left: 18px; border-left: 1px solid var(--linha); }
.pilares b { font-size: 15px; font-weight: 550; color: var(--ink); }
.pilares b::before { content: ""; display: block; width: 8px; height: 8px; background: var(--laranja); margin-bottom: 12px; transform: rotate(45deg); }
.pilares span { font-size: 14px; color: var(--suave); line-height: 1.5; }
.assinatura { font-family: var(--display); font-stretch: 70%; font-weight: 700; font-size: 28px; text-transform: uppercase; color: var(--azul); display: flex; align-items: baseline; gap: 14px; margin: 0; }
.assinatura small { color: var(--suave); font-size: 10.5px; }

/* ---------- Serviços ---------- */
.planta-fundo {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(143, 176, 255, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 176, 255, .06) 1px, transparent 1px),
    linear-gradient(rgba(143, 176, 255, .03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 176, 255, .03) 1px, transparent 1px);
  background-size: 96px 96px, 96px 96px, 24px 24px, 24px 24px;
}
.servicos .wrap, .contato .wrap { position: relative; }
.cabeca-secao { margin-bottom: clamp(48px, 6vw, 80px); }
.cabeca-secao .titulo { margin-bottom: 26px; }
.cabeca-linha { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; flex-wrap: wrap; }
.cabeca-linha .lead { margin: 0; color: var(--suave); }
.serv-lista { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--linha-inv); border-left: 1px solid var(--linha-inv); }
.serv {
  position: relative; padding: 34px 30px 40px; min-height: 290px;
  border-right: 1px solid var(--linha-inv); border-bottom: 1px solid var(--linha-inv);
  display: flex; flex-direction: column; gap: 14px; overflow: hidden;
  transition: background .5s var(--curva);
}
.serv::before { content: ""; position: absolute; inset: 0; background: linear-gradient(160deg, rgba(31, 79, 209, .35), transparent 70%); opacity: 0; transition: opacity .5s var(--curva); }
.serv:hover::before { opacity: 1; }
.serv > * { position: relative; }
.serv-n { color: var(--laranja); }
.serv-cab { display: flex; flex-direction: column; gap: 6px; }
.serv h3 { font-family: var(--display); font-stretch: 72%; font-weight: 750; text-transform: uppercase; font-size: clamp(26px, 2.3vw, 34px); line-height: 1; }
.serv-tag { color: var(--azul-claro); font-size: 10.5px; }
.serv p { color: var(--suave-inv); font-size: 15px; line-height: 1.6; margin: 0; max-width: 38ch; }
.serv-ico { position: absolute; right: 26px; top: 30px; width: 42px; height: 42px; fill: none; stroke: var(--azul-claro); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; opacity: .55; transition: opacity .4s, transform .6s var(--curva), stroke .4s; }
.serv:hover .serv-ico { opacity: 1; stroke: var(--laranja); transform: translateY(-4px) rotate(-4deg); }

/* ---------- Etapas (casa sobe com a rolagem) ---------- */
.etapas { --p: 0; position: relative; height: 520vh; background: var(--ink-2); color: var(--papel); }
.etapas-palco { position: sticky; top: 0; height: 100vh; height: 100svh; display: flex; align-items: center; overflow: hidden; }
.etapas-palco::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(143, 176, 255, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 176, 255, .07) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(90deg, transparent, #000 40%);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 40%);
}
.etapas-grid { position: relative; display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(30px, 5vw, 80px); align-items: center; padding-top: var(--topo); }
.etapas .rotulo { color: var(--azul-claro); }
.etapas .titulo { font-size: clamp(40px, 5vw, 76px); margin-bottom: 26px; }
.etapas-contador { display: flex; align-items: center; gap: 10px; color: var(--suave-inv); margin-bottom: 22px; }
.etapas-contador b { color: var(--laranja); font-weight: 400; font-size: 14px; }
.etapas-barra { position: relative; flex: 1; max-width: 220px; height: 1px; background: var(--linha-inv); margin-left: 8px; }
.etapas-barra i { position: absolute; inset: 0; background: var(--laranja); transform-origin: left; transform: scaleX(var(--p)); }
.etapas-lista { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--linha-inv); }
.etapa { position: relative; padding: 10px 0 10px 24px; opacity: .38; transition: opacity .5s var(--curva); }
.etapa::before { content: ""; position: absolute; left: -1px; top: 0; bottom: 0; width: 2px; background: var(--laranja); transform: scaleY(0); transform-origin: top; transition: transform .6s var(--curva); }
.etapa h3 { font-family: var(--display); font-stretch: 72%; font-weight: 750; font-size: clamp(22px, 2vw, 30px); text-transform: uppercase; line-height: 1.05; display: flex; gap: 12px; align-items: baseline; }
.etapa h3 .mono { color: var(--laranja); font-size: 11px; }
.etapa p { margin: 0; max-height: 0; overflow: hidden; color: var(--suave-inv); font-size: 15px; max-width: 42ch; transition: max-height .6s var(--curva), margin .6s var(--curva); }
.etapa.is-ativa { opacity: 1; }
.etapa.is-ativa::before { transform: scaleY(1); }
.etapa.is-ativa p { max-height: 7.5em; margin-top: 8px; }
.etapa.is-feita { opacity: .65; }

.etapas-desenho { position: relative; }
.casa { width: 100%; height: auto; overflow: visible; color: var(--azul-claro); }
.casa * { transform-box: fill-box; }
/* cada grupo recebe --k (0 a 1) do app.js */
.g-projeto .risco { fill: none; stroke: var(--azul-claro); stroke-width: 1.6; stroke-dasharray: 1; stroke-dashoffset: calc(1 - var(--k, 0)); opacity: calc(1 - var(--k5, 0) * .7); }
.g-projeto .cotas { fill: none; stroke: var(--azul-claro); stroke-width: 1; opacity: calc(var(--k, 0) * .7 - var(--k5, 0) * .4); }
.g-projeto .cotas text { fill: var(--azul-claro); stroke: none; font-family: var(--mono); font-size: 13px; letter-spacing: .08em; }
.g-fundacao .solo { color: #d9a77a; opacity: calc(var(--k, 0) * .8); }
.g-fundacao .terra { fill: #7a4a2c; opacity: calc(var(--k, 0) * .55); }
.g-fundacao .chao { stroke: #d6b08a; stroke-width: 2; stroke-dasharray: 640; stroke-dashoffset: calc(640 - var(--k, 0) * 640); }
.g-fundacao .estacas rect { fill: #9aa0ab; transform-origin: top; transform: scaleY(clamp(0, calc(var(--k, 0) * 1.6 - .2), 1)); }
.g-fundacao .baldrame { fill: #b9bec8; transform-origin: left; transform: scaleX(clamp(0, calc(var(--k, 0) * 2 - 1), 1)); }
.g-estrutura .pilar { fill: #c6cbd4; transform-origin: bottom; transform: scaleY(min(1, calc(var(--k, 0) * 1.7))); }
.g-estrutura .viga { fill: #b9bec8; transform-origin: left; transform: scaleX(clamp(0, calc(var(--k, 0) * 2.4 - 1.1), 1)); }
.g-estrutura .laje { fill: #d6d9e0; transform-origin: center; transform: scaleX(clamp(0, calc(var(--k, 0) * 3 - 2), 1)); }
.g-alvenaria .fiada { opacity: 0; transform: translateY(-14px); transition: opacity .35s var(--curva), transform .45s var(--curva); }
.g-alvenaria .fiada.on { opacity: 1; transform: none; }
.g-alvenaria rect { fill: var(--tijolo); stroke: #8f3f1f; stroke-width: .8; }
.g-acabamento > * { opacity: 0; transition: opacity .5s var(--curva), transform .7s var(--curva); }
.g-acabamento .telhado, .g-acabamento .rufo { transform: translateY(-40px); }
.g-acabamento .rufo { fill: none; stroke: #8a3c13; stroke-width: 6; stroke-linejoin: round; stroke-linecap: round; }
.g-acabamento .reboco { fill: #efe8dc; }
.g-acabamento .caixilho { fill: none; stroke: #f7f4ee; stroke-width: 5; }
.g-acabamento .porta { fill: #2a3b63; }
.g-acabamento .macaneta { fill: var(--laranja); }
.g-acabamento .calcada { fill: #cfd3da; }
.g-acabamento .planta { transform: scale(.4); transform-origin: bottom; }
.g-acabamento .planta path { stroke: #4c7a3a; stroke-width: 3; }
.g-acabamento .planta circle { fill: #5f9a45; }
.g-acabamento .sol circle { fill: var(--laranja); }
.g-acabamento .sol { transform: translateY(30px); }
.g-acabamento.f1 .reboco, .g-acabamento.f1 .telhado, .g-acabamento.f1 .rufo { opacity: 1; transform: none; }
.g-acabamento.f2 .vidro, .g-acabamento.f2 .caixilho, .g-acabamento.f2 .porta, .g-acabamento.f2 .macaneta, .g-acabamento.f2 .calcada { opacity: 1; }
.g-acabamento.f3 .planta, .g-acabamento.f3 .sol { opacity: 1; transform: none; }

.etapas-foto {
  position: absolute; right: -2%; top: -4%; width: clamp(110px, 22%, 190px); aspect-ratio: 3 / 4;
  border: 5px solid var(--papel); border-radius: 4px; overflow: hidden; background: var(--ink);
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .6); transform: rotate(3deg);
}
.etapas-foto img { width: 100%; height: 100%; object-fit: cover; transition: opacity .35s; }
.etapas-foto img.troca { opacity: 0; }
.etapas-foto span { position: absolute; left: 0; right: 0; bottom: 0; padding: 18px 8px 6px; font-size: 9px; color: #fff; background: linear-gradient(transparent, rgba(8, 22, 52, .9)); }

/* ---------- Obras ---------- */
.obras .titulo { max-width: 12ch; }
.galeria { display: grid; grid-template-columns: repeat(12, 1fr); grid-auto-rows: clamp(120px, 13vw, 190px); gap: 14px; }
.peca { position: relative; overflow: hidden; border-radius: 4px; background: var(--papel-2); text-align: left; }
.peca img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--curva), filter .6s; }
.peca:hover img { transform: scale(1.06); }
.peca::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(8, 22, 52, .85)); }
.peca-leg { position: absolute; z-index: 1; left: 18px; right: 18px; bottom: 16px; color: #fff; display: flex; flex-direction: column; gap: 4px; font-family: var(--display); font-stretch: 72%; font-weight: 750; text-transform: uppercase; font-size: clamp(19px, 1.7vw, 26px); line-height: 1; }
.peca-leg small { color: var(--laranja); font-size: 10px; }
.p1 { grid-column: span 4; grid-row: span 3; }
.p2 { grid-column: span 5; grid-row: span 2; }
.p3 { grid-column: span 3; grid-row: span 2; }
.p4 { grid-column: span 3; grid-row: span 2; }
.p5 { grid-column: span 3; grid-row: span 2; }
.p6 { grid-column: span 2; grid-row: span 2; }
.p2 img { object-position: 50% 30%; }
.insta {
  margin-top: 26px; display: flex; align-items: center; gap: 16px; padding: 22px 26px;
  border: 1px solid var(--linha); border-radius: 4px; background: var(--branco); font-size: 16px;
  transition: background .4s, color .4s, border-color .4s;
}
.insta svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; flex: none; }
.insta .seta { margin-left: auto; transition: transform .4s var(--curva); }
.insta:hover { background: var(--ink); color: #fff; border-color: var(--ink); }
.insta:hover .seta { transform: translate(3px, -3px); }

/* ---------- Citação com vídeo ---------- */
.citacao { position: relative; isolation: isolate; min-height: 78vh; display: flex; align-items: center; color: #fff; overflow: hidden; background: var(--ink); }
.citacao-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.citacao-veu { position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(8, 22, 52, .92) 0%, rgba(8, 22, 52, .55) 60%, rgba(8, 22, 52, .35)); }
.citacao-in { margin-block: 0; padding-block: 100px; }
.citacao blockquote { margin: 0 0 26px; font-family: var(--display); font-stretch: 66%; font-weight: 800; text-transform: uppercase; font-size: clamp(44px, 7.4vw, 120px); line-height: .9; max-width: 13ch; }
.citacao figcaption { color: rgba(255, 255, 255, .7); }

/* ---------- Checklist ---------- */
.checklist { background: var(--branco); }
.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 7vw, 110px); align-items: start; }
.check-grid .titulo { margin-bottom: 26px; }
.check-grid .lead { color: var(--suave); }
.check-placar { display: flex; align-items: baseline; gap: 12px; margin-top: 34px; flex-wrap: wrap; }
.check-placar b { font-family: var(--display); font-stretch: 66%; font-weight: 850; font-size: 72px; line-height: .8; color: var(--azul); font-variant-numeric: tabular-nums; }
.check-placar > span:not(.check-barra) { color: var(--suave); font-size: 15px; }
.check-barra { flex-basis: 100%; height: 4px; background: var(--papel-2); border-radius: 4px; overflow: hidden; margin-top: 8px; }
.check-barra i { display: block; height: 100%; background: var(--laranja); transform-origin: left; transform: scaleX(var(--c, 0)); transition: transform .6s var(--curva); }
.check-lista { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--linha); }
.check-lista li { border-bottom: 1px solid var(--linha); }
.check-lista label { display: flex; gap: 18px; align-items: flex-start; padding: 22px 4px; cursor: pointer; }
.check-lista input { position: absolute; opacity: 0; pointer-events: none; }
.caixa { flex: none; width: 28px; height: 28px; border: 1.5px solid var(--ink); border-radius: 6px; display: grid; place-items: center; transition: background .3s, border-color .3s; margin-top: 2px; }
.caixa::after { content: ""; width: 12px; height: 7px; border-left: 2px solid var(--ink); border-bottom: 2px solid var(--ink); transform: rotate(-45deg) scale(0); margin-top: -3px; transition: transform .35s var(--curva); }
.check-lista input:checked + .caixa { background: var(--laranja); border-color: var(--laranja); }
.check-lista input:checked + .caixa::after { transform: rotate(-45deg) scale(1); }
.check-lista input:focus-visible + .caixa { outline: 2px solid var(--azul); outline-offset: 3px; }
.check-lista label > span:last-child { display: flex; flex-direction: column; gap: 2px; color: var(--suave); font-size: 15px; }
.check-lista b { font-family: var(--display); font-stretch: 74%; font-weight: 750; text-transform: uppercase; font-size: 22px; color: var(--ink); line-height: 1.1; }

/* ---------- Contato ---------- */
.contato-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 7vw, 110px); align-items: start; }
.contato .titulo { margin-bottom: 26px; max-width: 12ch; }
.canais { list-style: none; margin: 40px 0 0; padding: 0; border-top: 1px solid var(--linha-inv); }
.canais li > * { display: flex; justify-content: space-between; align-items: baseline; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--linha-inv); font-size: 17px; }
.canais small { color: var(--azul-claro); }
.canais a { transition: color .3s, padding .4s var(--curva); }
.canais a:hover { color: var(--laranja); padding-left: 8px; }
.form { background: rgba(255, 255, 255, .04); border: 1px solid var(--linha-inv); border-radius: 8px; padding: clamp(24px, 3.4vw, 40px); display: grid; gap: 22px; backdrop-filter: blur(6px); }
.campo { display: grid; gap: 8px; border: 0; margin: 0; padding: 0; min-width: 0; }
.campo > label, .campo legend { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--azul-claro); padding: 0; margin-bottom: 8px; }
.campo input:not([type="radio"]), .campo textarea {
  width: 100%; font: inherit; font-size: 16px; color: #fff; background: transparent;
  border: 0; border-bottom: 1px solid rgba(242, 239, 233, .3); padding: 10px 0; border-radius: 0; resize: vertical;
  transition: border-color .3s;
}
.campo input::placeholder, .campo textarea::placeholder { color: rgba(242, 239, 233, .35); }
.campo input:focus, .campo textarea:focus { outline: none; border-bottom-color: var(--laranja); }
.campo input[aria-invalid="true"] { border-bottom-color: #ff6b5b; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips label { position: relative; cursor: pointer; }
.chips input { position: absolute; opacity: 0; }
.chips span { display: inline-block; padding: 9px 15px; border: 1px solid rgba(242, 239, 233, .25); border-radius: 999px; font-size: 14px; transition: background .3s, color .3s, border-color .3s; }
.chips input:checked + span { background: var(--laranja); color: var(--ink); border-color: var(--laranja); }
.chips input:focus-visible + span { outline: 2px solid var(--azul-claro); outline-offset: 2px; }
.form-aviso { margin: 0; min-height: 1em; color: var(--azul-claro); font-size: 10.5px; text-transform: none; letter-spacing: .04em; }

/* ---------- Rodapé ---------- */
.rodape { background: var(--ink); color: var(--suave-inv); padding: 70px 0 100px; border-top: 1px solid var(--linha-inv); overflow: hidden; }
.rodape-nome { font-family: var(--display); font-stretch: 62%; font-weight: 900; text-transform: uppercase; color: var(--papel); font-size: clamp(80px, 19vw, 300px); line-height: .8; margin: 0 0 50px; letter-spacing: -.01em; }
.rodape-linhas { display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; flex-wrap: wrap; font-size: 14.5px; }
.rodape-linhas p { margin: 0; }
.rodape-linhas b { color: var(--papel); }
.rodape nav { display: flex; gap: 22px; flex-wrap: wrap; }
.rodape nav a:hover, .rodape .mono a:hover { color: var(--laranja); }
.rodape .mono a { color: var(--papel); }

/* ---------- WhatsApp flutuante ---------- */
.wa-flutuante {
  position: fixed; right: 20px; bottom: 20px; z-index: 80; width: 58px; height: 58px; border-radius: 50%;
  background: var(--laranja); color: var(--ink); display: grid; place-items: center;
  box-shadow: 0 14px 34px -10px rgba(242, 140, 27, .8);
  transform: scale(0); transition: transform .5s var(--curva);
}
.wa-flutuante.is-visivel { transform: scale(1); }
.wa-flutuante:hover { transform: scale(1.08); }
.wa-flutuante svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- Lightbox ---------- */
.lightbox { border: 0; padding: 0; background: transparent; max-width: min(92vw, 1000px); max-height: 92vh; overflow: visible; }
.lightbox::backdrop { background: rgba(8, 22, 52, .92); backdrop-filter: blur(6px); }
.lightbox img { max-width: 100%; max-height: 82vh; margin: 0 auto; border-radius: 4px; }
.lightbox p { color: #fff; text-align: center; margin: 14px 0 0; }
.lb-fechar { position: fixed; top: 18px; right: 18px; width: 48px; height: 48px; border-radius: 50%; background: var(--laranja); color: var(--ink); font-size: 18px; }

/* ---------- Responsivo ---------- */
@media (max-width: 1080px) {
  .nav { display: none; }
  .menu-btn { display: block; }
  .topo-cta span { display: none; }
  .topo-cta { width: 44px; padding: 0; }
  .serv-lista { grid-template-columns: repeat(2, 1fr); }
  .galeria { grid-template-columns: repeat(6, 1fr); }
  .p1 { grid-column: span 3; grid-row: span 3; }
  .p2 { grid-column: span 3; grid-row: span 2; }
  .p3 { grid-column: span 3; grid-row: span 1; }
  .p4, .p5 { grid-column: span 3; grid-row: span 2; }
  .p6 { grid-column: span 6; grid-row: span 2; }
  .p6 img { object-position: 50% 35%; }
}

@media (max-width: 860px) {
  .sobre-grid, .check-grid, .contato-grid { grid-template-columns: 1fr; }
  .sobre-fotos { max-width: 520px; }
  .pilares { grid-template-columns: 1fr; }
  .pilares li, .pilares li + li { padding: 16px 0; border-left: 0; border-bottom: 1px solid var(--linha); }
  .pilares b::before { display: none; }

  .etapas { height: 480vh; }
  .etapas-palco { align-items: stretch; }
  .etapas-grid { grid-template-columns: 1fr; gap: 10px; align-content: center; padding-top: calc(var(--topo) + 4px); }
  .etapas-desenho { order: -1; max-width: 460px; width: 100%; margin: 0 auto; }
  .etapas .rotulo, .etapas .titulo { display: none; }
  .etapas-contador { margin-bottom: 10px; }
  .etapas-lista { border-left: 0; min-height: 9.5em; }
  .etapa { display: none; padding: 0; opacity: 1; }
  .etapa::before { display: none; }
  .etapa.is-ativa { display: block; animation: sobe .5s var(--curva); }
  .etapa p { max-height: none; margin-top: 8px; }
  .etapas-foto { width: 26%; right: 0; top: -2%; }
}
@keyframes sobe { from { opacity: 0; transform: translateY(10px); } }

@media (max-width: 640px) {
  :root { --topo: 66px; }
  .marca-txt strong { font-size: 17px; }
  .marca-ico { width: 34px; height: 34px; }
  .hero-conteudo { padding-block: 24px 110px; }
  .hero-titulo { font-size: clamp(50px, 15.5vw, 80px); }
  .hero-rotulo { font-size: 10px; gap: 8px; letter-spacing: .12em; }
  .hero-rotulo i { width: 20px; }
  .hero-acoes { flex-direction: column; width: 100%; max-width: 340px; }
  .hero-acoes .btn { width: 100%; }
  .hero-rodape { grid-template-columns: 1fr auto; bottom: 18px; }
  .hero-rodape > .mono:first-child { display: none; }
  .hero-regua { justify-self: start; width: 120px; }
  .hero-cantos .c3, .hero-cantos .c4 { bottom: 64px; }
  .titulo { font-size: clamp(40px, 12vw, 60px); }
  .serv-lista { grid-template-columns: 1fr; }
  .serv { min-height: 0; padding: 28px 22px 32px; }
  .serv-ico { right: 20px; top: 26px; width: 36px; height: 36px; }
  .galeria { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 150px; gap: 10px; }
  .p1 { grid-column: span 1; grid-row: span 3; }
  .p2 { grid-column: span 1; grid-row: span 2; }
  .p3 { grid-column: span 1; grid-row: span 1; }
  .p4 { grid-column: span 1; grid-row: span 2; }
  .p5 { grid-column: span 1; grid-row: span 2; }
  .p6 { grid-column: span 2; grid-row: span 2; }
  .peca-leg { left: 12px; right: 12px; bottom: 12px; font-size: 17px; }
  .insta { padding: 18px; font-size: 15px; }
  .citacao { min-height: 70vh; }
  .selo { width: 96px; height: 96px; top: -24px; }
  .selo text { font-size: 9.4px; }
  .selo-ico { width: 30px; height: 30px; }
  .check-placar b { font-size: 60px; }
  .wa-flutuante { right: 16px; bottom: 16px; width: 54px; height: 54px; }
}

@media (max-height: 560px) and (orientation: landscape) {
  .hero { min-height: auto; padding-block: calc(var(--topo) + 30px) 90px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .hero-fundo, .hero-conteudo { transform: none !important; }
}