/* ===== O Grande Órgão (/orgao/) ===== */
.og-hero{position:relative;height:100vh;height:100svh;min-height:620px;overflow:hidden;display:flex;align-items:flex-end;background:#05070b;isolation:isolate}
.og-film{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;filter:brightness(.78);opacity:0;transition:opacity 1.6s ease}
.og-film.on{opacity:1}
.og-hero{background:#05070b url('orgao-poster.jpg') center/cover no-repeat}
.og-hero.ia{background-image:url('orgao-ia-poster.jpg')}
.og-veil{position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(5,7,11,.6) 0%,rgba(5,7,11,.2) 26%,rgba(5,7,11,.42) 52%,rgba(5,7,11,.9) 82%,#05070b 100%),radial-gradient(ellipse 70% 60% at 25% 80%,rgba(5,7,11,.6),transparent 70%)}
.og-lb{position:absolute;left:0;right:0;height:8vh;background:#000;z-index:1;transition:transform 1.8s cubic-bezier(.7,0,.2,1)}
.og-lb.t{top:0}.og-lb.b{bottom:0}
.og-hero.open .og-lb.t{transform:translateY(-100%)}.og-hero.open .og-lb.b{transform:translateY(100%)}
.og-in{position:relative;z-index:2;width:100%;padding-bottom:clamp(70px,11vh,130px);text-shadow:0 1px 3px rgba(0,0,0,.85),0 2px 20px rgba(0,0,0,.6)}
.og-in .btn{text-shadow:none}
.og-in .crumbs{color:rgba(255,255,255,.84)}
.og-in .eyebrow{color:var(--ouro-claro)}
.og-hero h1{font-family:var(--ff-display);font-weight:400;font-size:clamp(60px,10.5vw,170px);line-height:.88;color:#f7f1e3;margin:16px 0 24px;letter-spacing:-.015em}
.og-hero h1 em{font-style:italic;color:var(--ouro-claro)}
.og-hero .lead{max-width:58ch;color:rgba(239,233,219,.9)}
.og-acts{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.og-ctl{position:absolute;right:28px;bottom:28px;z-index:3;width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:rgba(5,7,11,.45);border:1px solid rgba(255,255,255,.25);color:#fff;cursor:pointer}
.og-ctl svg{width:16px;height:16px}
.og-num{padding:clamp(48px,6vw,80px) 0;background:#06080d;border-bottom:1px solid rgba(255,255,255,.06)}
.og-nums{display:grid;grid-template-columns:repeat(4,1fr)}
.og-nums div{padding:6px 26px;border-left:1px solid rgba(232,199,122,.18)}
.og-nums div:first-child{border-left:0;padding-left:0}
.og-nums b{display:block;font-family:var(--ff-display);font-weight:400;font-size:clamp(40px,4.6vw,68px);line-height:1;color:var(--ouro-claro)}
.og-nums span{display:block;margin-top:10px;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--texto-dim)}
.og-maestro .roman{font-size:clamp(140px,18vw,260px)}
.og-src{padding:0 0 40px;background:linear-gradient(180deg,#0a0d14,#06080d)}
.og-src .wrap{display:block;font-size:12px;color:var(--texto-mute)}
@media (max-width:760px){
  .og-nums{grid-template-columns:1fr 1fr;row-gap:26px}
  .og-nums div:nth-child(3){border-left:0;padding-left:0}
  .og-film{filter:brightness(.62)}
  .og-veil{background:linear-gradient(180deg,rgba(5,7,11,.62) 0%,rgba(5,7,11,.42) 22%,rgba(5,7,11,.6) 45%,rgba(5,7,11,.88) 72%,#05070b 100%)}
  .og-ctl{right:16px;bottom:16px}
}
@media (prefers-reduced-motion:reduce){.og-lb{display:none}}

/* filme de IA com som: botão "Ouvir o órgão" e aviso de recriação */
.og-som{position:absolute;right:84px;bottom:28px;z-index:3;display:inline-flex;align-items:center;gap:10px;height:44px;padding:0 18px 0 14px;border:1px solid rgba(232,199,122,.55);background:rgba(5,7,11,.5);backdrop-filter:blur(8px);color:var(--ouro-claro);font:600 11px/1 var(--ff-body);letter-spacing:.18em;text-transform:uppercase;cursor:pointer;overflow:hidden;isolation:isolate;transition:color .5s,border-color .5s}
.og-som::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,#a8822f,#e8c77a 50%,#b8913f);transform:scaleX(0);transform-origin:left;transition:transform .7s cubic-bezier(.16,1,.3,1)}
.og-som:hover::before,.og-som.on::before{transform:scaleX(1)}
.og-som:hover,.og-som.on{color:#14100a;border-color:#f0d590}
.og-som svg{width:20px;height:20px}
.og-som .on{display:none}.og-som.on .on{display:inline}.og-som.on .off{display:none}
.og-som:not(.on) svg{animation:ogPulso 2.4s ease-out infinite;border-radius:50%}
@keyframes ogPulso{0%{box-shadow:0 0 0 0 rgba(232,199,122,.5)}70%{box-shadow:0 0 0 10px rgba(232,199,122,0)}100%{box-shadow:0 0 0 0 rgba(232,199,122,0)}}
.og-ia{position:absolute;left:0;right:0;bottom:8px;z-index:3;margin:0;padding:0 24px;text-align:center;font-size:10.5px;letter-spacing:.06em;color:rgba(255,255,255,.55);text-shadow:0 1px 4px rgba(0,0,0,.8);pointer-events:none}
@media (max-width:760px){
  .og-som{right:70px;bottom:16px;height:42px;padding:0 14px 0 12px}
  .og-som span{display:none}
  .og-ia{bottom:4px;font-size:9.5px;padding:0 16px;text-align:left;max-width:70%}
}