:root {
  --primary: #163e78;
  --primary-soft: #e8eef7;
  --accent: #d4a843;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1a1a1a;
  --muted: #5b6270;
  --border: #e6e8ee;
  --logo-light: none;
  --logo-dark: block;
}

@media (prefers-color-scheme: dark) {
  :root {
    --primary: #d4a843;
    --primary-soft: #2a2418;
    --bg: #0d0d0d;
    --surface: #1a1a1a;
    --text: #f5f5f5;
    --muted: #a3a3a3;
    --border: #2a2a2a;
    --logo-light: block;
    --logo-dark: none;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

.logo-dark { display: var(--logo-dark); }
.logo-light { display: var(--logo-light); }

/* ---------- Página inicial ---------- */

.home {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 20px;
  text-align: center;
}

.home img { width: 200px; max-width: 60vw; height: auto; }

.home .tagline {
  margin: 20px 0 40px;
  color: var(--muted);
  font-size: 18px;
}

.home nav {
  display: grid;
  gap: 12px;
  width: 100%;
  max-width: 380px;
}

.home nav a {
  display: block;
  padding: 16px 20px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  text-decoration: none;
  transition: border-color .15s, transform .15s;
}

.home nav a:hover { border-color: var(--primary); transform: translateY(-1px); }

.home footer { margin-top: 48px; color: var(--muted); font-size: 13px; }

/* ---------- Documentos legais ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.topbar .inner {
  max-width: 820px;
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.topbar a:first-child { display: flex; }
.topbar img { height: 30px; width: auto; }

.topbar nav { display: flex; gap: 16px; font-size: 14px; }
.topbar nav a { color: var(--muted); text-decoration: none; }
.topbar nav a[aria-current="page"] { color: var(--primary); font-weight: 600; }

.doc {
  max-width: 820px;
  margin: 0 auto;
  padding: 40px 20px 64px;
}

.doc h1 { margin: 0 0 4px; font-size: 32px; line-height: 1.2; }

.doc .updated { margin: 0 0 32px; color: var(--muted); font-size: 14px; }

.doc .toc {
  margin: 0 0 40px;
  padding: 20px 24px;
  background: var(--primary-soft);
  border-radius: 12px;
}

.doc .toc strong { display: block; margin-bottom: 8px; }
.doc .toc ol { margin: 0; padding-left: 20px; columns: 2 260px; column-gap: 32px; }
.doc .toc li { margin: 2px 0; }
.doc .toc a { text-decoration: none; }

.doc h2 {
  margin: 40px 0 12px;
  font-size: 21px;
  line-height: 1.3;
  scroll-margin-top: 84px;
}

.doc h3 { margin: 24px 0 8px; font-size: 17px; }

.doc p, .doc ul { margin: 0 0 14px; }
.doc ul { padding-left: 22px; }
.doc li { margin: 4px 0; }

.doc footer {
  margin-top: 56px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 560px) {
  .doc h1 { font-size: 26px; }
  .topbar img { height: 26px; }
  .topbar nav { gap: 12px; font-size: 13px; }
}