:root {
  --fundo: #0b0f14;
  --painel: #121820;
  --borda: #24303d;
  --texto: #dbe6f0;
  --fraco: #8296ab;
  --ouro: #d8a63a;
  --ouro-claro: #f0c968;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  min-height: 100vh;
  background: var(--fundo);
  color: var(--texto);
  font: 16px/1.5 "Segoe UI", system-ui, sans-serif;
}
.fundo {
  position: fixed; inset: 0; pointer-events: none;
  background: radial-gradient(900px 420px at 12% -8%, rgba(216,166,58,.16), transparent 60%);
}
.caixa { width: min(1080px, calc(100% - 36px)); margin: 0 auto; }
.topo { border-bottom: 1px solid var(--borda); background: #0d131aee; position: sticky; top: 0; z-index: 2; }
.topo .caixa, .topo nav { display: flex; align-items: center; gap: 18px; }
.topo .caixa { justify-content: space-between; height: 64px; }
.logo { color: var(--texto); text-decoration: none; font-weight: 650; }
.logo span { color: var(--ouro); letter-spacing: .28em; font-size: 12px; margin-right: 8px; }
nav a { color: var(--fraco); text-decoration: none; font-size: 14px; }
nav a:hover { color: var(--ouro-claro); }
.btn, button.primario, input[type=submit] {
  display: inline-block;
  background: linear-gradient(180deg, #d8a63a, #a8791f);
  color: #1a1206 !important;
  border: 1px solid #e8bf62;
  border-radius: 8px;
  padding: 9px 14px;
  font-weight: 650;
  text-decoration: none;
  cursor: pointer;
  font: inherit;
}
main { padding: 36px 0 64px; position: relative; }
.hero h1 { font-size: clamp(32px, 5vw, 52px); letter-spacing: -.03em; max-width: 14ch; }
.hero p { color: var(--fraco); margin: 14px 0 22px; max-width: 46ch; }
.grade { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; margin-top: 28px; }
.cartao {
  background: var(--painel);
  border: 1px solid var(--borda);
  border-radius: 14px;
  padding: 20px;
}
.cartao h2, .cartao h3 { color: var(--ouro-claro); margin-bottom: 8px; }
.preco { font-size: 36px; font-weight: 700; margin: 8px 0; }
.fraco { color: var(--fraco); }
form { display: grid; gap: 10px; max-width: 420px; }
label { display: grid; gap: 4px; font-size: 13px; color: var(--fraco); }
input, select, textarea {
  background: #0d131a; border: 1px solid var(--borda); color: var(--texto);
  border-radius: 8px; padding: 9px 10px; font: inherit;
}
input:focus, textarea:focus { outline: none; border-color: var(--ouro); }
.aviso { padding: 10px 12px; border-radius: 8px; margin: 12px 0; }
.aviso.ok, .cartao p.ok { background: #052e16; color: #bbf7d0; }
.cartao p.ok { padding: 8px 10px; border-radius: 8px; }
.aviso.erro { background: #2a0f0f; color: #fecaca; }
.aviso.info { background: #1a2418; color: var(--ouro-claro); }
.acoes { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.rodape { border-top: 1px solid var(--borda); color: var(--fraco); padding: 22px 0; font-size: 13px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid #1c2733; }
.admin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 800px) { .admin-grid { grid-template-columns: 1fr; } }
textarea { min-height: 70px; }
.largo { max-width: none; }