:root {
  --fundo: #120d0a;
  --cartao: #221811;
  --texto: #f4e9dc;
  --fraco: #c2ad97;
  --ouro: #f2b544;
  --brasa: #e0662f;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--fundo); color: var(--texto);
  font: 600 20px/1.5 Nunito, system-ui, sans-serif;
}
h1, h2 { font-family: "Lilita One", system-ui, sans-serif; font-weight: 400; margin: 0; }
a { color: var(--ouro); }

.topo {
  min-height: 78vh; padding: 48px 16px; text-align: center;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px;
  background: linear-gradient(180deg, rgba(18,13,10,.35), rgba(18,13,10,.95)),
              url(assets/arena_elevador.jpg) center / cover;
}
.topo h1 { font-size: clamp(48px, 11vw, 104px); line-height: 1; color: var(--ouro);
  text-shadow: 0 4px 0 #6b3412, 0 10px 30px #000; }
.topo h1 span { color: var(--brasa); }
.lema { font-size: 26px; margin: 0; text-shadow: 0 2px 8px #000; }
.lema b { color: var(--ouro); }

.botao {
  display: inline-block; padding: 16px 40px; border-radius: 14px;
  background: var(--ouro); color: #2a1606; text-decoration: none;
  font: 400 28px "Lilita One", sans-serif; box-shadow: 0 5px 0 #8a5a12;
}
.botao:active { transform: translateY(3px); box-shadow: 0 2px 0 #8a5a12; }

main { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
.fotos { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; margin: 32px 0; }
.fotos img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: 12px; display: block; }

.baixar { text-align: center; padding: 24px 0 48px; }
.baixar h2 { font-size: 44px; color: var(--ouro); margin-bottom: 20px; }
.dl-grade { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.dl {
  position: relative; overflow: hidden; display: flex; flex-direction: column; gap: 4px;
  padding: 22px 16px; border-radius: 16px; text-decoration: none;
  background: var(--cartao); border: 2px solid #4a3220; color: var(--texto);
}
.dl b { font: 400 32px "Lilita One", sans-serif; color: var(--ouro); }
.dl span { font-size: 20px; color: var(--fraco); position: relative; }
.dl .barra { position: absolute; left: 0; bottom: 0; height: 6px; width: 0; background: var(--brasa); transition: width .2s; }
.dl.baixando { border-color: var(--brasa); }
.dl.em-breve { opacity: .45; pointer-events: none; }
.dl.em-breve span::after { content: " · em breve"; }
.baixar p { color: var(--fraco); margin: 20px 0 0; }
.baixar .aviso { color: var(--texto); background: #3a2414; padding: 12px; border-radius: 10px; }
details { margin-top: 20px; color: var(--fraco); text-align: left; }
summary { cursor: pointer; text-align: center; color: var(--texto); }

footer { text-align: center; padding: 24px 16px 40px; color: var(--fraco); font-size: 16px; }
footer a { color: var(--fraco); text-decoration: none; }
footer img { width: 20px; height: 20px; vertical-align: -4px; margin-right: 6px; }