/* Amaina: site de apoio. Uma folha para as quatro páginas, com os três idiomas dentro de
   cada uma (idioma.js escolhe qual aparece). Cores de docs/DESIGN.md, seção 2. Sem fontes
   externas. */

:root {
  color-scheme: light dark;
  --bg: #F4F0EA;
  --surface: #FBF8F4;
  --raised: #EAE4DB;
  --line: #DDD5CA;
  --text: #23302B;
  --muted: #5A6660;
  --primary: #2C6654;
  --on-primary: #FBF8F4;
  --highlight: #8FC2AE;
  --mark: #F3DF9A;
  --mark-text: #23302B;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171A19;
    --surface: #212524;
    --raised: #2B302E;
    --line: #343A37;
    --text: #ECE7E1;
    --muted: #A9B0AB;
    --primary: #8FC2AE;
    --on-primary: #10201A;
    --highlight: #8FC2AE;
    --mark: #5A4F1E;
    --mark-text: #ECE7E1;
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI", Roboto, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
}

/* Animação de abertura, só em CSS. */
@media (prefers-reduced-motion: no-preference) {
  main { animation: fade-in 0.4s ease-out; }
  @keyframes fade-in {
    from { opacity: 0; transform: translateY(0.25rem); }
    to { opacity: 1; transform: none; }
  }
}

a { color: var(--primary); text-decoration-thickness: 0.08em; text-underline-offset: 0.15em; }
a:hover { text-decoration-thickness: 0.15em; }
:focus-visible { outline: 3px solid var(--highlight); outline-offset: 3px; border-radius: 0.25rem; }

.wrap { max-width: 40rem; margin: 0 auto; padding: 0 1.25rem; }

/* Cabeçalho */
.site-header { border-bottom: 1px solid var(--line); background: var(--bg); }
.site-header .wrap {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 0.5rem 1rem; min-height: 3.5rem; padding-top: 0.5rem; padding-bottom: 0.5rem;
}
.brand { display: inline-flex; align-items: center; gap: 0.6rem; font-weight: 600; text-decoration: none; color: var(--text); }
.brand img { width: 1.75rem; height: 1.75rem; border-radius: 0.45rem; }
.site-nav ul { display: flex; flex-wrap: wrap; gap: 0.25rem 1rem; margin: 0; padding: 0; list-style: none; }
.site-nav a { text-decoration: none; padding: 0.4rem 0; display: inline-block; }
.site-nav a:hover, .site-nav a[aria-current="page"] { text-decoration: underline; }
.lang ul { display: flex; flex-wrap: wrap; gap: 0.25rem 0.75rem; margin: 0; padding: 0; list-style: none; font-size: 0.95rem; }
.lang a { text-decoration: none; padding: 0.4rem 0; display: inline-block; color: var(--muted); }
.lang a:hover { text-decoration: underline; }
.lang a[aria-current="true"] { color: var(--text); font-weight: 600; }

/* Idiomas: os três blocos estão na página; <html data-lang> (idioma.js) mostra um só.
   Sem script, o padrão do HTML é pt-BR. */
html[data-lang="pt"] .i18n:not([lang="pt-BR"]),
html[data-lang="en"] .i18n:not([lang="en"]),
html[data-lang="es"] .i18n:not([lang="es"]) { display: none; }

/* Conteúdo */
main { padding: 2rem 0 3rem; }
h1, h2, h3 { line-height: 1.25; letter-spacing: -0.01em; }
h1 { font-size: 2rem; margin: 0 0 0.5rem; }
h2 { font-size: 1.375rem; margin: 2.5rem 0 0.75rem; }
h3 { font-size: 1.125rem; margin: 1.75rem 0 0.5rem; }
p, ul, ol { margin: 0 0 1rem; }
ul, ol { padding-left: 1.25rem; }
li { margin-bottom: 0.35rem; }
strong { font-weight: 600; }
.lead { font-size: 1.25rem; color: var(--muted); margin-bottom: 1.5rem; }
.muted { color: var(--muted); }
.meta { color: var(--muted); font-size: 0.95rem; }

/* Bloco inicial da página inicial */
.hero { text-align: center; padding: 1.5rem 0 1rem; }
.hero img { width: 7.5rem; height: 7.5rem; border-radius: 1.7rem; margin: 0 auto 1rem; display: block; }
.hero h1 { font-size: 2.25rem; }
.hero .lead { margin-bottom: 1.25rem; }
.actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; margin: 0 0 1rem; }
.button {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 2.75rem; padding: 0.6rem 1.25rem; border-radius: 0.75rem;
  font-weight: 600; text-decoration: none;
  background: var(--raised); color: var(--text); border: 1px solid var(--line);
}
.button:hover { border-color: var(--primary); }
.button-primary { background: var(--primary); color: var(--on-primary); border-color: var(--primary); }

/* Listas de recursos e cartões */
.cards { display: grid; gap: 0.75rem; padding: 0; margin: 0 0 1rem; list-style: none; }
.cards li { background: var(--surface); border: 1px solid var(--line); border-radius: 0.75rem; padding: 0.9rem 1rem; }
.cards strong { display: block; margin-bottom: 0.15rem; }
@media (min-width: 36rem) { .cards.two { grid-template-columns: 1fr 1fr; } }

.plans { display: grid; gap: 0.75rem; padding: 0; margin: 0 0 1rem; list-style: none; }
@media (min-width: 36rem) { .plans { grid-template-columns: 1fr 1fr; } }
.plans li { background: var(--surface); border: 1px solid var(--line); border-radius: 0.75rem; padding: 1rem; }
.plans .price { font-size: 1.5rem; font-weight: 600; display: block; }
.plans .period { color: var(--muted); }

.note {
  background: var(--surface); border-left: 4px solid var(--primary);
  padding: 0.75rem 1rem; border-radius: 0 0.5rem 0.5rem 0; margin: 1rem 0;
}

/* Textos legais */
.legal h2 { margin-top: 2.25rem; }
.legal table { border-collapse: collapse; width: 100%; font-size: 0.95rem; margin: 1rem 0; display: block; overflow-x: auto; }
.legal th, .legal td { border: 1px solid var(--line); padding: 0.5rem; text-align: left; vertical-align: top; }
.legal th { background: var(--raised); }
blockquote { margin: 1rem 0; padding: 0.5rem 1rem; border-left: 4px solid var(--primary); color: var(--muted); }
mark { background: var(--mark); color: var(--mark-text); padding: 0 0.2em; border-radius: 0.2em; }
.toc { background: var(--surface); border: 1px solid var(--line); border-radius: 0.75rem; padding: 0.75rem 1rem 0.75rem 2.25rem; margin: 1rem 0 1.5rem; }
.toc li { margin-bottom: 0.2rem; }

dl.faq dt { font-weight: 600; margin-top: 1.25rem; }
dl.faq dd { margin: 0.25rem 0 0; }

/* Rodapé */
.site-footer { border-top: 1px solid var(--line); padding: 1.5rem 0 2.5rem; font-size: 0.95rem; color: var(--muted); }
.site-footer nav ul { display: flex; flex-wrap: wrap; gap: 0.25rem 1rem; margin: 0 0 1rem; padding: 0; list-style: none; }
.disclaimer { margin: 0 0 1rem; }