/* Folha única, sem dependências: o site tem de funcionar num GitHub Pages sem build. */
:root {
  --bg: #fbfaf8;
  --fg: #1c1b19;
  --muted: #6b6862;
  --rule: #e3e0da;
  --accent: #8a4b2a;
  --accent-soft: #f3ece7;
  --code-bg: #f5f2ee;
  --ok: #2f6b3f;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171614; --fg: #e8e5df; --muted: #9a958c; --rule: #302d28;
    --accent: #d99a6c; --accent-soft: #2a2320; --code-bg: #1f1d1a; --ok: #7fbf8f;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.65 var(--sans); -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 62rem; margin: 0 auto; padding: 0 1.5rem; }

header.hero { border-bottom: 1px solid var(--rule); padding: 4rem 0 3rem; }
.hero h1 { font: 700 3rem/1.05 var(--serif); margin: 0 0 .5rem; letter-spacing: -.02em; }
.hero .tag { font-size: 1.2rem; color: var(--muted); max-width: 40rem; margin: 0 0 1.5rem; }
.hero .lang { font-size: .85rem; color: var(--muted); margin: 0 0 1.5rem; }
.hero .lang a { color: var(--muted); }
.hero .pills { display: flex; flex-wrap: wrap; gap: .5rem; }
.pill {
  font: 500 .8rem var(--sans); padding: .25rem .7rem; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent); border: 1px solid var(--rule);
}
nav.toc {
  position: sticky; top: 0; z-index: 5; background: var(--bg);
  border-bottom: 1px solid var(--rule); padding: .7rem 0;
}
nav.toc ul { display: flex; flex-wrap: wrap; gap: 1.2rem; list-style: none; margin: 0; padding: 0; }
nav.toc a { color: var(--muted); text-decoration: none; font-size: .9rem; }
nav.toc a:hover { color: var(--accent); }

main section { padding: 3rem 0; border-bottom: 1px solid var(--rule); }
main section:last-child { border-bottom: 0; }
h2 { font: 600 1.9rem/1.2 var(--serif); margin: 0 0 .4rem; letter-spacing: -.01em; }
h3 { font: 600 1.15rem/1.3 var(--sans); margin: 2rem 0 .5rem; }
h2 + p.lede { color: var(--muted); margin: 0 0 1.5rem; max-width: 46rem; }
p, li { max-width: 46rem; }
a { color: var(--accent); }
code { font: .87em var(--mono); background: var(--code-bg); padding: .12em .35em; border-radius: 3px; }
pre {
  background: var(--code-bg); border: 1px solid var(--rule); border-radius: 6px;
  padding: 1rem 1.1rem; overflow-x: auto; margin: 1rem 0; font-size: .87rem; line-height: 1.55;
}
pre code { background: none; padding: 0; font-size: 1em; }
.tok-kw { color: var(--accent); font-weight: 600; }
.tok-str { color: var(--ok); }
.tok-com { color: var(--muted); font-style: italic; }
.tok-num { color: #7a5cb0; }
@media (prefers-color-scheme: dark) { .tok-num { color: #b39ddb; } }

table { border-collapse: collapse; width: 100%; margin: 1rem 0; font-size: .92rem; }
th, td { text-align: left; padding: .55rem .7rem; border-bottom: 1px solid var(--rule); }
th { font-weight: 600; color: var(--muted); font-size: .82rem; text-transform: uppercase;
     letter-spacing: .04em; }
td.num { font-family: var(--mono); font-size: .85rem; white-space: nowrap; }
.ok { color: var(--ok); font-weight: 600; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1rem; }
.card { border: 1px solid var(--rule); border-radius: 8px; padding: 1.1rem 1.2rem; }
.card h4 { margin: 0 0 .35rem; font: 600 1rem var(--sans); }
.card p { margin: 0; color: var(--muted); font-size: .92rem; }

.note {
  border-left: 3px solid var(--accent); background: var(--accent-soft);
  padding: .9rem 1.1rem; margin: 1.5rem 0; border-radius: 0 6px 6px 0;
}
.note p { margin: 0; }
.note strong { color: var(--accent); }

footer { padding: 3rem 0 4rem; color: var(--muted); font-size: .88rem; }
footer a { color: var(--muted); }

/* Tabelas largas rolam dentro do seu contêiner; o corpo da página nunca rola na horizontal. */
.scroll { overflow-x: auto; margin: 1rem 0; -webkit-overflow-scrolling: touch; }
.scroll table { margin: 0; min-width: 34rem; }
.scroll td, .scroll th { white-space: nowrap; }
.scroll td:first-child, .scroll th:first-child { white-space: normal; min-width: 12rem; }