:root {
  --bg: #ffffff;
  --fg: #1d2433;
  --muted: #5b6475;
  --primary: #0b5cab;
  --border: #e3e7ee;
  --surface: #f5f7fb;
  --notice-bg: #fff6e0;
  --notice-border: #f0c36d;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151c;
    --fg: #e6e9ef;
    --muted: #a0a8b8;
    --primary: #6cb2ff;
    --border: #2a303c;
    --surface: #1a1f29;
    --notice-bg: #3a2f12;
    --notice-border: #8a6d1f;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  overflow-wrap: break-word;
}

a { color: var(--primary); }

.container { max-width: 780px; margin: 0 auto; padding: 0 16px; }

.muted { color: var(--muted); }

code { font-size: .9em; background: var(--surface); padding: 1px 5px; border-radius: 4px; }

/* Cabeçalho */
.site-header { background: var(--surface); border-bottom: 1px solid var(--border); padding: 18px 0; }
.brand { font-weight: 700; text-decoration: none; color: var(--fg); }

.doc-header { display: flex; gap: 14px; align-items: flex-start; }
.doc-header__app { margin: 0; font-size: .95rem; color: var(--muted); font-weight: 600; }
.doc-header__title { margin: 2px 0 6px; font-size: 1.6rem; line-height: 1.25; }
.doc-header__meta { margin: 0; display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: .9rem; color: var(--muted); }
.app-icon { border-radius: 12px; flex-shrink: 0; }

/* Conteúdo */
main { padding-top: 20px; padding-bottom: 32px; }
.page-title { font-size: 1.7rem; margin: .4em 0 .2em; }
.lead { color: var(--muted); margin-top: 0; }

.doc-content h1 { font-size: 1.5rem; }
.doc-content h2 { font-size: 1.25rem; margin-top: 1.8em; padding-bottom: 4px; border-bottom: 1px solid var(--border); }
.doc-content h3 { font-size: 1.08rem; margin-top: 1.4em; }
.doc-content ul, .doc-content ol { padding-left: 1.4em; }
.doc-content li { margin: .25em 0; }
.doc-content blockquote { margin: 1em 0; padding: .5em 1em; border-left: 4px solid var(--border); color: var(--muted); }
.doc-content table { width: 100%; border-collapse: collapse; display: block; overflow-x: auto; font-size: .95rem; }
.doc-content th, .doc-content td { border: 1px solid var(--border); padding: 6px 10px; text-align: left; vertical-align: top; }
.doc-content th { background: var(--surface); }

.notice { background: var(--notice-bg); border: 1px solid var(--notice-border); border-radius: 8px; padding: 10px 14px; margin-bottom: 18px; }
.lang-switch { font-size: .95rem; }

.history { margin-top: 36px; padding-top: 12px; border-top: 1px solid var(--border); font-size: .95rem; }
.history h2 { font-size: 1.05rem; }

/* Home */
.app-list { list-style: none; padding: 0; display: grid; gap: 14px; }
.app-card { border: 1px solid var(--border); border-radius: 12px; padding: 16px; background: var(--surface); }
.app-card__head { display: flex; gap: 12px; align-items: center; }
.app-card h2 { margin: 0; font-size: 1.2rem; }
.app-card p { margin: 0; }
.doc-links { margin: 12px 0 0; padding-left: 1.2em; }

.error-page { text-align: center; padding: 10vh 0; }

/* Rodapé */
.site-footer { border-top: 1px solid var(--border); background: var(--surface); padding: 18px 0 28px; font-size: .92rem; }
.site-footer p { margin: .4em 0; }
.footer-docs ul { margin: 0; padding-left: 1.2em; }

@media (max-width: 480px) {
  body { font-size: 16px; }
  .doc-header__title { font-size: 1.35rem; }
}