:root {
  color-scheme: light dark;
  --bg: #f7f6fb;
  --surface: #fff;
  --surface-soft: #efedfa;
  --text: #171527;
  --muted: #5c586e;
  --line: #ded9e8;
  --brand: #4f46e5;
  --brand-strong: #3730a3;
  --success: #0f9277;
  --width: 1080px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11101a;
    --surface: #1b1926;
    --surface-soft: #252238;
    --text: #f8f6ff;
    --muted: #c8c3d6;
    --line: #403b54;
    --brand: #a5b4fc;
    --brand-strong: #c7d2fe;
    --success: #5eead4;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.65; }
a { color: var(--brand-strong); }
.skip { position: absolute; left: -9999px; top: 8px; }
.skip:focus { left: 8px; z-index: 20; padding: 10px; background: var(--surface); }
.wrap { width: min(calc(100% - 40px), var(--width)); margin-inline: auto; }
.topbar { position: sticky; top: 0; z-index: 10; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 91%, transparent); backdrop-filter: blur(12px); }
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 70px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 850; }
.brand-mark { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 13px; background: linear-gradient(135deg, #4f46e5, #7c3aed); color: #fff; }
.languages { display: flex; gap: 4px; padding: 3px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface-soft); }
.languages button { min-height: 36px; padding: 5px 12px; border: 0; border-radius: 999px; background: transparent; color: var(--muted); font: inherit; font-size: 12px; font-weight: 800; cursor: pointer; }
.languages button[aria-pressed="true"] { background: var(--surface); color: var(--brand-strong); }
.hero { padding: 68px 0 42px; }
.eyebrow { color: var(--brand-strong); font-size: 12px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
h1 { max-width: 780px; margin: 12px 0; font-size: clamp(2.1rem, 5vw, 3.7rem); line-height: 1.07; letter-spacing: -.04em; }
.lead { max-width: 760px; margin: 0; color: var(--muted); font-size: 1.08rem; }
.meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.meta span { padding: 7px 11px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); color: var(--muted); font-size: 12px; }
.summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; margin: 0 0 42px; }
.summary article { padding: 18px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.summary strong { display: block; margin-bottom: 4px; }
.summary p { margin: 0; color: var(--muted); font-size: .92rem; }
.policy { display: grid; grid-template-columns: 240px minmax(0, 720px); gap: 44px; align-items: start; padding-bottom: 72px; }
.toc { position: sticky; top: 96px; padding: 18px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.toc strong { display: block; margin-bottom: 8px; }
.toc ol { margin: 0; padding-left: 20px; }
.toc li { margin: 5px 0; color: var(--muted); font-size: .86rem; }
.content section { scroll-margin-top: 96px; padding: 0 0 28px; margin: 0 0 30px; border-bottom: 1px solid var(--line); }
.content h2 { margin: 0 0 10px; font-size: 1.55rem; line-height: 1.2; }
.content h3 { margin: 22px 0 6px; font-size: 1.05rem; }
.content p, .content li { color: var(--muted); }
.content strong { color: var(--text); }
.callout { padding: 16px 18px; border-left: 4px solid var(--brand); border-radius: 12px; background: var(--surface-soft); }
.callout p { margin: 0; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.button { display: inline-flex; align-items: center; min-height: 44px; padding: 10px 16px; border: 1px solid var(--brand); border-radius: 13px; background: var(--brand); color: #fff; font-weight: 800; text-decoration: none; }
.button.secondary { background: var(--surface); color: var(--brand-strong); }
.review-video { display: block; width: min(430px, 100%); margin: 28px 0; border-radius: 28px; background: #000; box-shadow: 0 24px 70px #0006; }
code { overflow-wrap: anywhere; }
footer { padding: 30px 0 44px; border-top: 1px solid var(--line); color: var(--muted); }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; }
footer nav { display: flex; flex-wrap: wrap; gap: 16px; }
[data-idioma] { display: none; }
[data-idioma]:not(.ativo) { display: none !important; }
[data-idioma].ativo { display: initial; }
article[data-idioma].ativo, div[data-idioma].ativo, section[data-idioma].ativo { display: block; }

@media (max-width: 760px) {
  .policy { grid-template-columns: 1fr; gap: 22px; }
  .toc { position: static; }
  .topbar .wrap { min-height: 64px; }
  .brand span:last-child { display: none; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }