/*
  Ferronato — Componentes reutilizáveis
  Depende de tokens.css. Compartilhado entre todas as páginas do site
  (header, footer, botões, fio/vão, grid de dados, timeline de obra, galeria de momentos, contato).
*/

/* ---------- utilitários de texto ---------- */
.wrap{max-width:1240px;margin:0 auto;padding:0 var(--gut)}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--concreto)}
.eyebrow--latao{color:var(--latao)}
.d1{font-family:var(--serif);font-size:var(--d1);line-height:.94;letter-spacing:-.025em;font-weight:400}
.d2{font-family:var(--serif);font-size:var(--d2);line-height:1.02;letter-spacing:-.02em;font-weight:400}
.d3{font-family:var(--serif);font-size:var(--d3);line-height:1.12;letter-spacing:-.015em;font-weight:400}
.lead{font-size:clamp(17px,2.1vw,22px);line-height:1.55;color:var(--tinta);max-width:38ch}
.txt{font-size:15.5px;line-height:1.72;color:var(--concreto);max-width:58ch}
.txt strong{color:var(--tinta);font-weight:500}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--concreto)}
.hr{border:0;border-top:var(--linha)}
section{padding:clamp(64px,10vw,140px) 0;position:relative}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:70;background:rgba(246,241,232,.86);backdrop-filter:blur(14px);border-bottom:var(--linha)}
.site-nav{display:flex;justify-content:space-between;align-items:center;padding:16px var(--gut);gap:16px;position:relative}
.site-logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--tinta)}
.site-logo svg{width:26px;height:26px;color:var(--latao)}
.site-logo span{font-family:var(--serif);font-size:19px;letter-spacing:.04em}
.site-links{display:none;gap:28px;font-size:13px;color:var(--concreto)}
.site-links a{color:inherit;text-decoration:none;transition:.3s}
.site-links a:hover{color:var(--tinta)}
@media(min-width:900px){.site-links{display:flex}}

/* ---------- menu mobile ---------- */
.menu-toggle{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;flex:0 0 auto;
  border:1px solid rgba(20,17,14,.16);border-radius:8px;background:transparent;color:var(--tinta);cursor:pointer;padding:0}
.menu-toggle svg{width:18px;height:18px}
.menu-toggle .icon-close{display:none}
.menu-toggle[aria-expanded="true"] .icon-open{display:none}
.menu-toggle[aria-expanded="true"] .icon-close{display:block}
@media(min-width:900px){.menu-toggle{display:none}}

@media(max-width:899px){
  .site-links.is-open{
    display:flex;flex-direction:column;gap:0;
    position:absolute;top:100%;left:0;right:0;
    background:var(--linho);border-bottom:var(--linha);
    padding:4px var(--gut) 18px;box-shadow:0 12px 24px rgba(20,17,14,.08);
  }
  .site-links.is-open a{padding:15px 0;font-size:15px;border-bottom:1px solid rgba(20,17,14,.1);min-height:44px;display:flex;align-items:center}
}

/* ---------- fio de luz (assinatura) ---------- */
.fio{position:fixed;top:0;bottom:0;left:50%;width:1px;z-index:1;pointer-events:none;
  background:linear-gradient(to bottom,transparent,rgba(185,143,78,.22) 12%,rgba(185,143,78,.22) 88%,transparent)}
.fio i{position:absolute;left:-2.5px;width:6px;height:6px;border-radius:50%;background:var(--latao);
  box-shadow:0 0 14px 3px rgba(185,143,78,.5);transition:top .18s linear}
@media(max-width:859px){.fio{display:none}}

/* ---------- botões ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--sans);font-size:13.5px;font-weight:500;
  letter-spacing:.01em;padding:14px 26px;min-height:44px;border-radius:999px;border:1px solid var(--basalto);
  background:var(--basalto);color:var(--papel);text-decoration:none;cursor:pointer;transition:.35s}
.btn:hover{background:transparent;color:var(--basalto)}
.btn--ghost{background:transparent;color:var(--basalto);border-color:rgba(20,17,14,.28)}
.btn--ghost:hover{background:var(--basalto);color:var(--papel);border-color:var(--basalto)}
.btn--latao{background:var(--latao);border-color:var(--latao);color:#fff}
.btn--latao:hover{background:transparent;color:var(--latao)}
.btn--ferro{background:var(--ferro);border-color:var(--ferro);color:#fff}
.btn--ferro:hover{background:transparent;color:var(--ferro)}
.btn-row{display:flex;flex-wrap:wrap;gap:10px}

/* ---------- imagem com legenda ---------- */
figure.foto{margin:0;border-radius:2px;overflow:hidden;position:relative}
figure.foto img{width:100%;height:100%;object-fit:cover;display:block}
figure.foto figcaption{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--concreto);margin-top:10px}

/* ---------- O Vão (assinatura estrutural) ---------- */
.vao{display:grid;gap:32px}
@media(min-width:900px){.vao{grid-template-columns:1fr 120px 1fr;align-items:center;gap:0}}
.vao-mid{display:none}
@media(min-width:900px){
  .vao-mid{display:flex;justify-content:center}
  .vao-mid i{width:1px;height:220px;background:linear-gradient(to bottom,transparent,var(--latao),transparent);display:block}
}

/* ---------- grid de dados técnicos (mono) ---------- */
.dados{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:rgba(20,17,14,.12)}
@media(min-width:620px){.dados{grid-template-columns:repeat(4,1fr)}}
.dado{background:var(--linho);padding:20px 16px}
.dado b{display:block;font-family:var(--serif);font-size:30px;font-weight:400;line-height:1;margin-bottom:6px}
.dado span{font-family:var(--mono);font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--concreto)}

/* ---------- timeline de obra ---------- */
.tl{list-style:none}
.tl li{display:grid;grid-template-columns:56px 1fr;gap:16px;padding:16px 0;border-bottom:var(--linha);align-items:start}
.tl .pct{font-family:var(--mono);font-size:12px;color:var(--tinta)}
.tl .pct.on{color:var(--latao)}
.tl h6{font-family:var(--sans);font-size:14.5px;font-weight:500;letter-spacing:-.01em;margin:0}
.tl .mini{height:1px;background:rgba(20,17,14,.14);margin-top:9px;position:relative}
.tl .mini b{position:absolute;left:0;top:0;height:1px;background:var(--latao);display:block;transition:width 1.4s cubic-bezier(.2,.8,.2,1)}

/* ---------- galeria de momentos (rolagem horizontal) ---------- */
.momentos{display:flex;gap:14px;overflow-x:auto;padding-bottom:14px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.momentos figure.foto{flex:0 0 clamp(260px,72vw,420px);scroll-snap-align:start;aspect-ratio:4/3}
.momentos::-webkit-scrollbar{height:2px}
.momentos::-webkit-scrollbar-thumb{background:var(--latao)}

/* ---------- formulário de contato ---------- */
.campo{border-bottom:1px solid rgba(20,17,14,.22);padding:10px 0 9px;margin-bottom:22px}
.campo label{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--concreto);margin-bottom:6px}
.campo input,.campo textarea{width:100%;border:0;background:transparent;font-family:var(--sans);font-size:16px;color:var(--tinta);outline:none;resize:none}
.campo input::placeholder,.campo textarea::placeholder{color:var(--concreto-claro)}
.campo:focus-within{border-color:var(--latao)}

/* ---------- espaço do corretor ---------- */
.corretor{background:var(--basalto);color:var(--papel)}
.corretor .eyebrow{color:var(--latao-claro)}
.corretor .d2, .corretor .d3{color:var(--papel)}
.corretor .txt{color:rgba(251,248,242,.62)}
.corretor .hr{border-color:rgba(251,248,242,.16)}
.corretor .btn--ghost{color:#FBF8F2;border-color:rgba(251,248,242,.3)}

/* ---------- rodapé ---------- */
footer.site-footer{padding:56px 0;border-top:var(--linha)}
footer.site-footer .foot-grid{display:grid;gap:32px}
@media(min-width:760px){footer.site-footer .foot-grid{grid-template-columns:1.4fr 1fr 1fr}}
footer.site-footer a{color:var(--concreto);text-decoration:none}
footer.site-footer a:hover{color:var(--tinta)}
footer.site-footer .foot-list{list-style:none;display:grid;gap:9px;font-size:13.5px}

/* ---------- galeria com lightbox ---------- */
.lightbox-galeria{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:28px}
@media(min-width:560px){.lightbox-galeria{grid-template-columns:repeat(4,1fr);gap:8px}}
@media(min-width:860px){.lightbox-galeria{grid-template-columns:repeat(6,1fr)}}
.lg-item{aspect-ratio:1/1;border:0;padding:0;margin:0;border-radius:2px;overflow:hidden;cursor:pointer;
  background:var(--areia);display:block;position:relative}
.lg-item img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}
.lg-item:hover img{transform:scale(1.07)}

.lightbox{position:fixed;inset:0;z-index:300;background:rgba(20,17,14,.95);
  display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity .3s ease}
.lightbox.is-open{opacity:1;visibility:visible}
.lightbox-img{max-width:88vw;max-height:80vh;object-fit:contain;border-radius:2px;user-select:none}
.lightbox-close,.lightbox-prev,.lightbox-next{position:absolute;background:rgba(251,248,242,.08);
  border:1px solid rgba(251,248,242,.22);color:var(--papel);width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:20px;line-height:1;transition:.25s}
.lightbox-close:hover,.lightbox-prev:hover,.lightbox-next:hover{background:rgba(251,248,242,.18)}
.lightbox-close{top:18px;right:18px}
.lightbox-prev{left:18px;top:50%;transform:translateY(-50%)}
.lightbox-next{right:18px;top:50%;transform:translateY(-50%)}
.lightbox-contador{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);
  font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:rgba(251,248,242,.65)}
@media(max-width:600px){
  .lightbox-close,.lightbox-prev,.lightbox-next{width:44px;height:44px;font-size:18px}
  .lightbox-prev{left:8px}.lightbox-next{right:8px}
}

/* foco de teclado visível em todo o site */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline:2px solid var(--latao); outline-offset:2px;
}