:root {
  --bg: #f5f8fc;
  --surface: #ffffff;
  --ink: #0b1b33;
  --muted: #475a75;
  --line: #dbe4f0;
  --accent: #2563eb;
  --accent-2: #0a7473;
  --night: #0b1b33;
  --warn-bg: #fff6dd;
  --warn-ink: #5b4300;
  --warn-line: #e8c766;
  --radius: 16px;
  --max: 1080px;
  color-scheme: light;
}

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

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

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
}

img, svg { max-width: 100%; height: auto; }

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: #1746b3; }

:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--night);
  color: #fff;
  padding: .6rem 1rem;
  border-radius: 8px;
  z-index: 100;
}
.skip-link:focus { top: 1rem; }

.wrap { width: min(100% - 2.5rem, var(--max)); margin-inline: auto; }

/* Cabeçalho */
.site-header {
  background: rgba(255, 255, 255, .92);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(8px);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-block: .75rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: .08em;
}
.brand img { width: 36px; height: 36px; display: block; }
.nav { display: flex; gap: .25rem; flex-wrap: wrap; }
.nav a {
  color: var(--ink);
  text-decoration: none;
  padding: .45rem .8rem;
  border-radius: 999px;
  font-size: .98rem;
}
.nav a:hover, .nav a[aria-current="page"] { background: #e8effb; }

/* Aviso de rascunho */
.draft-banner {
  background: var(--warn-bg);
  color: var(--warn-ink);
  border-bottom: 1px solid var(--warn-line);
  font-size: .95rem;
}
.draft-banner .wrap { padding-block: .6rem; }

/* Hero */
.hero {
  background:
    radial-gradient(900px 420px at 85% -10%, rgba(37, 99, 235, .18), transparent 60%),
    radial-gradient(700px 380px at 0% 110%, rgba(11, 138, 137, .16), transparent 60%),
    var(--surface);
  border-bottom: 1px solid var(--line);
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 2.5rem;
  align-items: center;
  padding-block: clamp(2.5rem, 7vw, 5.5rem);
}
.eyebrow {
  display: inline-block;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin: 0 0 .75rem;
}
h1, h2, h3 { line-height: 1.2; margin: 0 0 .6em; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 5.2vw, 3.3rem); }
h2 { font-size: clamp(1.5rem, 3.4vw, 2rem); margin-top: 0; }
h3 { font-size: 1.2rem; }
.lead { font-size: clamp(1.08rem, 2vw, 1.25rem); color: var(--muted); max-width: 60ch; }

.hero-art {
  display: grid;
  place-items: center;
}
.hero-art img {
  width: min(280px, 70%);
  filter: drop-shadow(0 18px 30px rgba(11, 27, 51, .25));
  border-radius: 28%;
}

.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.5rem; }
.btn {
  display: inline-block;
  padding: .75rem 1.25rem;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--night);
  color: #fff;
  background: var(--night);
}
.btn:hover { background: #12294a; color: #fff; }
.btn.secondary { background: transparent; color: var(--night); border-color: var(--line); }
.btn.secondary:hover { background: #e8effb; color: var(--night); }

/* Seções */
section.block { padding-block: clamp(2.25rem, 5vw, 4rem); }
section.block + section.block { border-top: 1px solid var(--line); }
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.1rem;
  margin-top: 1.5rem;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.3rem;
}
.card p { margin: 0; color: var(--muted); }
.steps { counter-reset: step; list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; grid-template-columns: minmax(0, 1fr); gap: 1rem; }
.steps li {
  overflow-wrap: anywhere;
  counter-increment: step;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.3rem 1.1rem 4rem;
  position: relative;
}
.steps li::before {
  content: counter(step);
  position: absolute;
  left: 1.1rem;
  top: 1rem;
  width: 2.1rem;
  height: 2.1rem;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  border-radius: 50%;
  font-weight: 700;
}
.chips { display: flex; flex-wrap: wrap; gap: .5rem; padding: 0; list-style: none; margin: 1rem 0 0; }
.chips li {
  background: #e8effb;
  border: 1px solid #c9d8f2;
  border-radius: 999px;
  padding: .3rem .85rem;
  font-size: .95rem;
}
.uses { margin: 1.25rem 0 0; padding-left: 1.25rem; }
.uses li { margin-bottom: .4rem; overflow-wrap: anywhere; }
.note {
  background: #eef6ff;
  border: 1px solid #c4dbf7;
  border-left: 5px solid var(--accent);
  border-radius: 10px;
  padding: .9rem 1.1rem;
  margin: 1.25rem 0;
}

/* Documentos legais */
.doc { padding-block: clamp(2rem, 5vw, 3.5rem); overflow-wrap: anywhere; }
.doc .wrap { max-width: 820px; }
.doc h2 { margin-top: 2.2rem; padding-top: .4rem; }
.doc h2 .num { color: var(--accent-2); margin-right: .35rem; }
.doc ul { padding-left: 1.25rem; }
.doc li { margin-bottom: .35rem; }
.meta { color: var(--muted); font-size: .95rem; }
.toc { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.3rem; margin: 1.5rem 0; }
.toc ol { margin: .4rem 0 0; padding-left: 1.25rem; columns: 2; column-gap: 2rem; }
.toc li { break-inside: avoid; margin-bottom: .2rem; }

.table-wrap { overflow-x: auto; margin: 1rem 0; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
table { border-collapse: collapse; width: 100%; min-width: 640px; font-size: .97rem; }
caption { text-align: left; padding: .8rem 1rem; font-weight: 600; }
th, td { text-align: left; vertical-align: top; padding: .7rem 1rem; border-top: 1px solid var(--line); }
thead th { background: #edf2fa; border-top: 0; font-size: .9rem; }

mark.pendente {
  background: var(--warn-bg);
  color: var(--warn-ink);
  border: 1px solid var(--warn-line);
  border-radius: 6px;
  padding: .05rem .4rem;
  font-weight: 600;
  font-size: .92em;
}

/* Rodapé */
.site-footer { background: var(--night); color: #cfdcf0; margin-top: 2rem; }
.site-footer .wrap {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1.5rem;
  padding-block: 2rem;
}
.site-footer a { color: #fff; }
.site-footer p { margin: .25rem 0; font-size: .95rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .35rem; }

@media (max-width: 760px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-art { order: -1; justify-items: start; }
  .hero-art img { width: 96px; }
  .site-footer .wrap { grid-template-columns: 1fr; }
  .toc ol { columns: 1; }
  .nav a { padding: .4rem .6rem; }
}

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

@media print {
  .site-header, .skip-link, .btn-row { display: none; }
  body { background: #fff; }
}