/* ==========================================================================
   Gemold — página pública da obra (Fase 3, "Engenharia em Execução")
   Compartilhada por TODA obra-quantum (/obras/<slug>/index.html).
   Casa o visual do /obras (build.js: fundo preto, system-ui, topo/rodapé).
   Subir UMA vez pro FTP: public_html/obras/_viewer/obra.css
   ========================================================================== */
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{background:#000;color:#fff;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.5;overflow-x:hidden}
img,video{max-width:100%}
a{color:inherit}

/* topo / rodapé — iguais ao /obras */
.topo{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:16px 28px;background:linear-gradient(to bottom,rgba(0,0,0,.92),rgba(0,0,0,.55));backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.topo .logo img{display:block;height:auto;width:150px}
.btn-orc{background:#fff;color:#000;padding:10px 20px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;text-decoration:none;border-radius:2px}
.nav-links{display:flex;gap:30px;align-items:center;margin-left:auto;margin-right:28px}
.nav-links a{color:#e9e9e9;text-decoration:none;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:1.5px;transition:color .2s;position:relative}
.nav-links a:hover{color:#fff}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:#e11d2a;transition:width .25s}
.nav-links a:hover::after{width:100%}
.hamburguer{display:none;background:none;border:0;cursor:pointer;padding:8px;margin-left:auto}
.hamburguer span{display:block;width:26px;height:2px;background:#fff;margin:6px 0;transition:.3s}
.menu-mobile{position:fixed;inset:0;z-index:100;background:#050505;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;opacity:0;pointer-events:none;transition:opacity .3s}
.menu-mobile.aberto{opacity:1;pointer-events:auto}
.menu-mobile a{color:#e9e9e9;text-decoration:none;font-size:20px;font-weight:600;text-transform:uppercase;letter-spacing:2px;padding:15px}
.menu-mobile .btn-orc{margin-top:22px;font-size:13px;padding:15px 40px}
.menu-mobile .fechar{position:absolute;top:16px;right:22px;font-size:34px;color:#fff;background:none;border:0;cursor:pointer;line-height:1}
.menu-mobile .marca{position:absolute;top:18px;left:24px}
.menu-mobile .marca img{width:130px}
@media(max-width:860px){.nav-links{display:none}.topo .btn-orc{display:none}.hamburguer{display:block}}
main{max-width:1000px;margin:0 auto;padding:34px 20px 80px}
.migalha{font-size:12px;letter-spacing:.4px;color:#8a8a8a;margin-bottom:26px}
.migalha a{color:#8a8a8a;text-decoration:none}
.migalha a:hover{color:#fff}
h1{font-size:clamp(24px,4.6vw,40px);font-weight:700;text-transform:uppercase;letter-spacing:2px;line-height:1.12;margin-bottom:10px}
.obra-sub{color:#ffb020;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;margin-bottom:22px}
.obra-legenda{color:#fff;font-weight:400;letter-spacing:1px;line-height:1.6;max-width:72ch;margin-bottom:30px}

/* faixa do 3D (a capa: um convite ao modelo, sem foto ainda) */
.viz{margin:6px 0 46px}
.viz-hero{position:relative;width:100%;aspect-ratio:16/9;border-radius:10px;overflow:hidden;display:flex;align-items:flex-end;
  background:radial-gradient(120% 140% at 70% 10%,#20242c 0%,#0c0d10 60%,#050506 100%);border:1px solid #1c1c1c}
.viz-hero::after{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:44px 44px;-webkit-mask-image:radial-gradient(120% 90% at 60% 20%,#000 30%,transparent 75%);mask-image:radial-gradient(120% 90% at 60% 20%,#000 30%,transparent 75%);pointer-events:none}
.viz-hero-txt{position:relative;z-index:1;padding:26px 26px 30px;max-width:560px}
.viz-kicker{display:inline-block;font-size:10px;font-weight:800;letter-spacing:2.5px;text-transform:uppercase;color:#ffb020;margin-bottom:12px}
.viz-frase{font-size:clamp(15px,2.5vw,21px);font-weight:400;color:#e9e9e9;line-height:1.4}
.viz-btn{display:block;width:100%;margin-top:16px;background:#ffb020;color:#141414;border:0;padding:17px;font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:1.5px;border-radius:6px;cursor:pointer;transition:filter .2s}
.viz-btn:hover{filter:brightness(1.08)}
.viz-btn:active{transform:translateY(1px)}
/* foto de capa (obra concluída): assume o espaço do 3D; abaixo [Ver mídias] [Ver 3D] */
.viz-capa-img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:10px;display:block;background:#0c0d10}
.viz-acoes{display:flex;gap:12px;margin-top:16px}
.viz-acoes .viz-btn{margin-top:0;flex:1}
.viz-btn-2{background:transparent;color:#fff;border:1px solid #444}
.viz-btn-2:hover{filter:none;background:#141414;border-color:#666}
@media(max-width:520px){.viz-acoes{flex-direction:column}}

/* ==========================================================================
   "A obra em números" — banquete de 4 camadas (telão · linha do tempo ·
   composição · rastreabilidade). Estilo do site: system-ui, preto/branco,
   âmbar de realce; cor por família na composição (aprovada no artifact).
   ========================================================================== */
.obra-numeros{border-top:1px solid #1c1c1c;padding-top:40px;margin-bottom:46px}
.obra-numeros h2{font-size:clamp(16px,2.4vw,22px);font-weight:700;text-transform:uppercase;letter-spacing:2px;margin-bottom:30px}
.bq{
  --c-pilar:#ffb020;--c-viga:#ff7a3d;--c-placa:#ffd98a;--c-laje:#b57128;
  --c-tesoura:#4aa3ff;--c-terca:#57cbb8;--c-tirante:#97a6bd;--c-outras:#6b7280;
  --c-telha:#6f8fae;--c-cumeeira:#9fb3c8;
  --verify:#3ecb98;
}
.bq-h3{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:2px;color:#8a8a8a;margin:0 0 16px}

/* camada 1 — números-telão */
.bq-telao{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:42px}
.bq-cel{border:1px solid #1c1c1c;border-radius:12px;padding:26px 20px;background:linear-gradient(180deg,#0a0a0a,#050505)}
.bq-n{display:block;font-size:clamp(34px,6.4vw,54px);font-weight:800;line-height:.95;letter-spacing:-1px;font-variant-numeric:tabular-nums}
.bq-r{display:block;margin-top:12px;font-size:12px;color:#9a9a9a;letter-spacing:.4px;line-height:1.35}

/* camada 2 — linha do tempo */
.bq-tl{list-style:none;border-left:2px solid #262626;margin:0 0 42px;padding:2px 0}
.bq-tl li{position:relative;padding:0 0 22px 26px;font-size:14px}
.bq-tl li:last-child{padding-bottom:0}
.bq-tl li::before{content:"";position:absolute;left:-7px;top:4px;width:11px;height:11px;border-radius:50%;background:#3a3a3a;box-shadow:0 0 0 3px #000}
.bq-tl li.is-hot::before{background:#ffb020}
.bq-tl li.is-fim::before{background:var(--verify)}
.bq-td{display:block;font-size:11px;font-weight:800;letter-spacing:1px;color:#ffb020;text-transform:uppercase;margin-bottom:3px}
.bq-tl li.is-fim .bq-td{color:var(--verify)}
.bq-tt{color:#d4d4d4;font-weight:400;line-height:1.4}
.bq-tt b{color:#fff;font-weight:700}

/* camada 3 — composição */
.bq-comp{margin-bottom:42px}
.bq-bar{display:flex;width:100%;height:26px;border-radius:6px;overflow:hidden;background:#0a0a0a;border:1px solid #1c1c1c}
.bq-seg{height:100%;min-width:3px}
.bq-seg+.bq-seg{box-shadow:inset 1px 0 0 rgba(0,0,0,.4)}
.bq-leg{list-style:none;display:flex;flex-wrap:wrap;gap:9px 20px;margin:16px 0 0;padding:0}
.bq-lg{display:flex;align-items:center;gap:8px;font-size:13px;color:#c4c4c4}
.bq-lg b{color:#fff;font-weight:700}
.bq-dot{width:11px;height:11px;border-radius:3px;flex:none}

/* camada 4 — rastreabilidade */
.bq-rail{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:16px}
.bq-stg{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:#8a8a8a;border:1px solid #262626;border-radius:20px;padding:7px 14px}
.bq-stg.is-hot{color:#141414;background:#ffb020;border-color:#ffb020}
.bq-arw{color:#3a3a3a;font-size:14px;line-height:1}
.qr-nota{font-size:13px;color:#9a9a9a;font-weight:400;line-height:1.5}
.qr-nota b{color:#e9e9e9;font-weight:700}
.qr-nota b.qr-hl{color:var(--verify)}
.qr-nota a{color:#ffb020;text-decoration:none}
.qr-nota a:hover{text-decoration:underline}

/* fotos do canteiro (curadas: foto aprovada + legenda revisada pelo Rafael/esposa) */
.obra-fotos{border-top:1px solid #1c1c1c;padding-top:40px;margin-bottom:46px}
.obra-fotos h2{font-size:clamp(16px,2.4vw,22px);font-weight:700;text-transform:uppercase;letter-spacing:2px;margin-bottom:6px}
.obra-fotos .fotos-int{color:#9a9a9a;font-size:13px;font-weight:400;margin-bottom:26px}
.fotos-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.foto{border:1px solid #1c1c1c;border-radius:10px;overflow:hidden;background:#080808}
.foto img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;background:#111}
.foto figcaption{padding:14px 16px}
.foto .f-leg{color:#d4d4d4;font-size:14px;font-weight:400;line-height:1.45}
.foto .f-data{display:block;margin-top:8px;font-size:10px;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;color:#ffb020}

/* CTA / rodapé */
.obra-cta{text-align:center;border-top:1px solid #1c1c1c;margin-top:20px;padding-top:52px}
.cta-btn{display:inline-block;background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff;padding:16px 44px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:2px;text-decoration:none;border-radius:3px;transition:.3s}
.cta-btn:hover{background:#fff;color:#000}
.rodape{border-top:1px solid #1c1c1c;padding:50px 20px;text-align:center;color:#9a9a9a;font-size:12px}
.rodape-logo{width:200px;height:auto;opacity:.85;margin-bottom:20px}
.rodape-info{font-style:normal;line-height:1.9;margin-bottom:16px}
.rodape-info a{color:inherit;text-decoration:none}
.rodape-links{margin-bottom:14px;text-transform:uppercase;letter-spacing:1px}
.rodape-links a{color:inherit;text-decoration:underline;margin:0 3px}
.rodape-links a:hover{color:#fff}
.rodape-copy{opacity:.6;text-transform:uppercase;letter-spacing:1px;font-size:10px}

@media(max-width:600px){.topo{padding:12px 16px}.topo .logo img{width:120px}main{padding:24px 16px 64px}}

/* ==========================================================================
   Overlay do 3D em TELA CHEIA (decisão do Rafael: "Ver em 3D" -> tela cheia)
   ========================================================================== */
.g3d{position:fixed;inset:0;z-index:1000;background:#0b0c0f}
.g3d[hidden]{display:none}
.g3d-cena{position:absolute;inset:0}
.g3d-cena canvas{display:block;touch-action:none}
.g3d-fechar{position:absolute;top:14px;right:14px;z-index:3;width:44px;height:44px;border-radius:50%;border:1px solid #2b313d;background:#171a21cc;color:#fff;font-size:20px;line-height:1;cursor:pointer}
.g3d-fechar:hover{background:#232833}
.g3d-load{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;z-index:2;color:#cfcfcf;font-size:15px;background:#0b0c0f}
.g3d-load.erro{color:#fca5a5;text-align:center;padding:30px}
.g3d-dica{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);z-index:2;background:#171a21cc;border:1px solid #262b36;border-radius:20px;padding:7px 16px;font-size:12px;color:#cfcfcf;opacity:.9;white-space:nowrap;max-width:92vw;overflow:hidden;text-overflow:ellipsis}
.g3d-card{position:absolute;z-index:3;left:14px;bottom:14px;width:min(320px,86vw);background:#12141aee;border:1px solid #2b313d;border-radius:14px;padding:16px 18px;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}
.g3d-card[hidden]{display:none}
.g3d-card .c-rot{font-size:19px;font-weight:800;color:#ffb020;letter-spacing:.3px}
.g3d-card .c-tipo{font-size:13px;color:#cfcfcf;margin:2px 0 12px}
.g3d-card dl{display:grid;grid-template-columns:auto 1fr;gap:5px 14px;font-size:13px;margin:0}
.g3d-card dt{color:#8b93a1}
.g3d-card dd{margin:0;text-align:right;color:#e9e9e9;font-weight:600}
.g3d-card .c-qr{margin-top:12px;font-size:12px;color:#7fd6a3;display:flex;align-items:center;gap:6px}
@media(max-width:560px){
  .g3d-card{left:10px;right:10px;bottom:56px;width:auto}
  /* deixa a dica quebrar em 2 linhas em vez de truncar "toque numa peça" com "…" */
  .g3d-dica{bottom:14px;font-size:11px;white-space:normal;overflow:visible;text-overflow:clip;text-align:center;max-width:84vw;line-height:1.35}
}