:root {
  --fundo: #f7f8fa; --papel: #ffffff; --texto: #1c2230; --suave: #5b6475; --linha: #e3e6ec;
  --marca: #1f5fd6; --codigo: #0f1520; --codigo-texto: #e6e9ef; --aviso: #fff6e0; --aviso-linha: #f0c36d;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --fundo: #0f1218; --papel: #161a22; --texto: #e6e9ef; --suave: #9aa3b2; --linha: #283041; --marca: #7aa7ff; --codigo: #0a0d12; --aviso: #2a2416; --aviso-linha: #8a6a1f; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--fundo); color: var(--texto); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif; }
a { color: var(--marca); }
.topo { display: flex; justify-content: space-between; align-items: center; padding: 12px 20px; background: var(--papel); border-bottom: 1px solid var(--linha); position: sticky; top: 0; z-index: 2; }
.marca { font-weight: 700; text-decoration: none; color: var(--texto); }
.marca span { font-weight: 400; color: var(--suave); }
.ambiente { font-size: 13px; padding: 2px 10px; border-radius: 99px; border: 1px solid var(--linha); color: var(--suave); }
.corpo { display: grid; grid-template-columns: 240px minmax(0, 1fr); max-width: 1200px; margin: 0 auto; }
.menu { padding: 20px 12px; position: sticky; top: 52px; align-self: start; display: flex; flex-direction: column; gap: 2px; }
.menu a { padding: 6px 10px; border-radius: 6px; text-decoration: none; color: var(--suave); }
.menu a[aria-current="page"] { background: var(--papel); color: var(--texto); font-weight: 600; border: 1px solid var(--linha); }
main { padding: 24px 32px 64px; min-width: 0; }
main h1 { font-size: 30px; line-height: 1.2; margin: 8px 0 16px; }
main h2 { font-size: 22px; margin: 36px 0 12px; padding-top: 8px; border-top: 1px solid var(--linha); }
main h3 { font-size: 18px; margin: 24px 0 8px; }
code { font: 14px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: var(--papel); border: 1px solid var(--linha); border-radius: 4px; padding: 0 4px; }
pre { margin: 0; overflow-x: auto; background: var(--codigo); color: var(--codigo-texto); padding: 14px 16px; border-radius: 0 0 8px 8px; }
pre code { background: none; border: 0; padding: 0; color: inherit; }
figure.codigo { margin: 16px 0; border: 1px solid var(--linha); border-radius: 8px; }
figure.codigo figcaption { display: flex; justify-content: space-between; padding: 6px 12px; font-size: 13px; color: var(--suave); background: var(--papel); border-radius: 8px 8px 0 0; border-bottom: 1px solid var(--linha); }
pre.solto { border-radius: 8px; margin: 12px 0; }
table { border-collapse: collapse; width: 100%; margin: 12px 0; font-size: 15px; display: block; overflow-x: auto; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--linha); vertical-align: top; }
th { background: var(--papel); }
.aviso { background: var(--aviso); border-left: 4px solid var(--aviso-linha); padding: 10px 14px; border-radius: 6px; margin: 16px 0; }
.passos { counter-reset: passo; list-style: none; padding: 0; }
.passos > li { counter-increment: passo; position: relative; padding-left: 44px; margin: 20px 0; }
.passos > li::before { content: counter(passo); position: absolute; left: 0; top: 0; width: 30px; height: 30px; border-radius: 50%; background: var(--marca); color: #fff; display: grid; place-items: center; font-weight: 700; }
.cartoes { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin: 16px 0; }
.cartoes a { display: block; padding: 14px 16px; background: var(--papel); border: 1px solid var(--linha); border-radius: 10px; text-decoration: none; color: var(--texto); }
.cartoes a strong { display: block; color: var(--marca); }
@media (max-width: 800px) {
  .corpo { grid-template-columns: 1fr; }
  .menu { position: static; flex-direction: row; flex-wrap: wrap; padding: 12px 16px 0; }
  main { padding: 16px 16px 48px; }
}