:root {
  --blue: #0050f5;
  --blue-dark: #0023e1;
  --blue-darkest: #000f5f;
  --blue-light: #237dff;
  --orange: #ff8700;
  --ink: #0f172a;
  --ink-soft: #475569;
  --ink-mute: #64748b;
  --line: #e2e8f0;
  --line-soft: #eef2f7;
  --bg: #ffffff;
  --bg-soft: #f7f9fc;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .05), 0 8px 24px -18px rgba(15, 23, 42, .25);
  --maxw: 1100px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Oxygen Sans', Oxygen, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--blue); color: #fff; padding: 10px 16px; z-index: 100;
}
.skip-link:focus { left: 12px; top: 12px; }

:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; border-radius: 6px; }

/* ---------- topbar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; }

.brand { display: inline-flex; align-items: center; gap: 10px; color: inherit; }
.brand:hover { text-decoration: none; }
.brand-logo { height: 26px; width: auto; display: block; }
.brand-sep { width: 1px; height: 22px; background: var(--line); }
.brand-text { font-size: 14.5px; color: var(--ink-mute); font-weight: 600; }
@media (max-width: 560px) { .brand-sep, .brand-text { display: none; } }

.topbar-actions { display: flex; align-items: center; gap: 10px; }

.btn-search {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: 999px; padding: 7px 10px 7px 12px;
  font: inherit; font-size: 14px; color: var(--ink-soft); cursor: pointer;
}
.btn-search:hover { border-color: var(--blue-light); color: var(--blue); }
.btn-search svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.btn-search kbd {
  font: inherit; font-size: 11px; background: #fff; border: 1px solid var(--line);
  border-radius: 5px; padding: 0 5px; color: var(--ink-mute);
}

.btn-ghost {
  font-size: 14px; font-weight: 600; color: var(--blue);
  border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px;
}
.btn-ghost:hover { background: #f0f5ff; border-color: var(--blue-light); text-decoration: none; }

/* ---------- hero ---------- */
.hero { padding: 56px 0 8px; text-align: center; }
.hero h1 { font-size: clamp(28px, 4vw, 40px); line-height: 1.2; margin: 0 0 10px; letter-spacing: -.5px; }
.hero p { margin: 0 auto; max-width: 620px; color: var(--ink-soft); font-size: 17px; }
.hero-search {
  margin: 26px auto 0; max-width: 560px;
  display: flex; align-items: center; gap: 10px;
  background: #fff; border: 1px solid var(--line); border-radius: 999px;
  padding: 12px 18px; box-shadow: var(--shadow); cursor: text;
}
.hero-search:hover { border-color: var(--blue-light); }
.hero-search svg { width: 18px; height: 18px; fill: none; stroke: var(--ink-mute); stroke-width: 2; stroke-linecap: round; flex: 0 0 auto; }
.hero-search span { color: var(--ink-mute); font-size: 15px; }

/* ---------- collection grid ---------- */
.section-title { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-mute); margin: 48px 0 14px; font-weight: 700; }

.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }

.card {
  display: block; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius);
  background: #fff; color: inherit; transition: border-color .15s, transform .15s, box-shadow .15s;
}
.card:hover { text-decoration: none; border-color: var(--blue-light); transform: translateY(-2px); box-shadow: var(--shadow); }
.card-icon {
  width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center;
  background: #eef4ff; color: var(--blue); margin-bottom: 14px;
}
.card-icon svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card h3 { margin: 0 0 6px; font-size: 16.5px; }
.card p { margin: 0; color: var(--ink-soft); font-size: 14.5px; }
.card-meta { margin-top: 14px; font-size: 13px; color: var(--ink-mute); font-weight: 600; }

/* ---------- breadcrumbs ---------- */
.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; font-size: 13.5px; color: var(--ink-mute); padding: 26px 0 0; }
.crumbs a { color: var(--ink-mute); }
.crumbs a:hover { color: var(--blue); }
.crumbs span.sep { opacity: .5; }
.crumbs strong { color: var(--ink); font-weight: 600; }

/* ---------- collection page ---------- */
.page-head { padding: 14px 0 8px; }
.page-head h1 { font-size: clamp(26px, 3.4vw, 34px); margin: 0 0 8px; letter-spacing: -.4px; }
.page-head p { margin: 0; color: var(--ink-soft); font-size: 17px; max-width: 700px; }

.article-list { list-style: none; margin: 26px 0 0; padding: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.article-list li + li { border-top: 1px solid var(--line-soft); }
.article-list a { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 16px 18px; color: inherit; }
.article-list a:hover { background: var(--bg-soft); text-decoration: none; }
.article-list .ai-text strong { display: block; font-size: 15.5px; font-weight: 600; }
.article-list .ai-text span { display: block; font-size: 14px; color: var(--ink-mute); }
.article-list .chev { flex: 0 0 auto; width: 18px; height: 18px; fill: none; stroke: var(--ink-mute); stroke-width: 2; stroke-linecap: round; }

/* ---------- article layout ---------- */
.article-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 42px; align-items: start; padding-bottom: 20px; }
@media (max-width: 880px) { .article-layout { grid-template-columns: 1fr; gap: 24px; } }

.side-nav { position: sticky; top: 88px; font-size: 14px; }
@media (max-width: 880px) { .side-nav { position: static; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; } }
.side-nav h4 { margin: 0 0 10px; font-size: 12px; text-transform: uppercase; letter-spacing: .07em; color: var(--ink-mute); }
.side-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 2px; }
.side-nav a { display: block; padding: 6px 10px; border-radius: 8px; color: var(--ink-soft); line-height: 1.4; }
.side-nav a:hover { background: var(--bg-soft); color: var(--ink); text-decoration: none; }
.side-nav a[aria-current="page"] { background: #eef4ff; color: var(--blue); font-weight: 600; }

/* ---------- prose ---------- */
.prose { max-width: 720px; }
.prose > h1 { font-size: clamp(27px, 3.4vw, 34px); margin: 6px 0 10px; letter-spacing: -.4px; line-height: 1.22; }
.prose .lede { font-size: 17.5px; color: var(--ink-soft); margin: 0 0 8px; }
.prose h2 { font-size: 21px; margin: 38px 0 12px; padding-top: 10px; letter-spacing: -.2px; }
.prose h3 { font-size: 17px; margin: 28px 0 8px; }
.prose p { margin: 0 0 14px; }
.prose ul, .prose ol { margin: 0 0 16px; padding-left: 24px; }
.prose li { margin-bottom: 7px; }
.prose ol { counter-reset: none; }
.prose strong { font-weight: 700; }
.prose code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .88em; background: #f1f5f9; border: 1px solid var(--line-soft);
  border-radius: 5px; padding: 1px 5px;
}
.prose pre { background: #0f172a; color: #e2e8f0; padding: 14px 16px; border-radius: 10px; overflow-x: auto; margin: 0 0 18px; }
.prose pre code { background: none; border: 0; padding: 0; color: inherit; font-size: 13.5px; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 32px 0; }
.prose img { max-width: 100%; border: 1px solid var(--line); border-radius: 10px; display: block; }

.prose blockquote {
  margin: 0 0 18px; padding: 12px 16px; border-left: 3px solid var(--blue-light);
  background: var(--bg-soft); border-radius: 0 10px 10px 0; color: var(--ink-soft);
}
.prose blockquote p:last-child { margin-bottom: 0; }

.table-wrap { overflow-x: auto; margin: 0 0 20px; border: 1px solid var(--line); border-radius: 10px; }
.prose table { border-collapse: collapse; width: 100%; font-size: 14.5px; }
.prose th, .prose td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.prose th { background: var(--bg-soft); font-weight: 700; font-size: 13.5px; white-space: nowrap; }
.prose tr:last-child td { border-bottom: 0; }

/* callouts */
.callout { display: flex; gap: 12px; padding: 14px 16px; border-radius: 10px; margin: 0 0 18px; font-size: 15px; border: 1px solid; }
.callout-ico { flex: 0 0 auto; font-weight: 700; }
.callout > div:last-child > :last-child { margin-bottom: 0; }
.callout.tip { background: #f0f7ff; border-color: #cfe2ff; color: #1a3d6d; }
.callout.warn { background: #fff8ec; border-color: #ffdca8; color: #7a4b00; }
.callout.info { background: var(--bg-soft); border-color: var(--line); color: var(--ink-soft); }

/* print placeholder */
.print-ph {
  border: 1.5px dashed #b9c6da; border-radius: 12px; background: repeating-linear-gradient(135deg, #fbfdff, #fbfdff 10px, #f4f8fd 10px, #f4f8fd 20px);
  padding: 22px 20px; margin: 0 0 20px; text-align: center; color: var(--ink-mute);
}
.print-ph .ph-tag {
  display: inline-flex; align-items: center; gap: 6px; font-size: 11.5px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .06em; color: var(--blue);
  background: #eaf1ff; border-radius: 999px; padding: 3px 10px; margin-bottom: 8px;
}
.print-ph .ph-cap { display: block; font-size: 14.5px; color: var(--ink-soft); font-weight: 600; }
.print-ph .ph-path { display: block; font-size: 12.5px; margin-top: 4px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

/* print já capturado */
.print-fig { margin: 0 0 20px; }
.print-fig img {
  display: block; width: 100%; height: auto;
  border: 1px solid var(--line); border-radius: 12px; background: #fff;
}
.print-fig figcaption {
  margin-top: 8px; font-size: 13px; color: var(--ink-mute); text-align: center;
}

/* path chip: Configurações → Empresa */
.prose .path { display: inline-flex; align-items: center; gap: 4px; background: #eef4ff; color: var(--blue-dark); border-radius: 6px; padding: 1px 7px; font-size: .92em; font-weight: 600; white-space: nowrap; }

/* steps */
.prose ol.steps { list-style: none; padding-left: 0; counter-reset: step; }
.prose ol.steps > li { counter-increment: step; position: relative; padding-left: 40px; margin-bottom: 14px; }
.prose ol.steps > li::before {
  content: counter(step); position: absolute; left: 0; top: 0;
  width: 26px; height: 26px; border-radius: 50%; background: var(--blue); color: #fff;
  display: grid; place-items: center; font-size: 13.5px; font-weight: 700;
}

/* checklist */
.prose ul.checks { list-style: none; padding-left: 0; }
.prose ul.checks > li { position: relative; padding-left: 30px; margin-bottom: 9px; }
.prose ul.checks .check {
  position: absolute; left: 0; top: 3px; width: 17px; height: 17px;
  border: 2px solid var(--blue-light); border-radius: 4px; background: #fff;
}
.prose ul.checks .check.done { background: var(--blue); border-color: var(--blue); }
.prose ul.checks .check.done::after {
  content: ''; position: absolute; left: 4px; top: 1px; width: 5px; height: 9px;
  border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(45deg);
}

/* article footer */
.article-foot { margin-top: 44px; border-top: 1px solid var(--line); padding-top: 22px; }
.pager { display: flex; gap: 12px; flex-wrap: wrap; }
.pager a { flex: 1 1 220px; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; color: inherit; }
.pager a:hover { border-color: var(--blue-light); text-decoration: none; background: var(--bg-soft); }
.pager small { display: block; color: var(--ink-mute); font-size: 12.5px; text-transform: uppercase; letter-spacing: .06em; font-weight: 700; margin-bottom: 3px; }
.pager strong { font-weight: 600; font-size: 15px; }
.pager .next { text-align: right; }

.help-box { margin-top: 22px; background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; font-size: 15px; color: var(--ink-soft); }
.help-box strong { color: var(--ink); }

/* ---------- search overlay ---------- */
.search-overlay { position: fixed; inset: 0; background: rgba(15, 23, 42, .4); z-index: 60; display: flex; justify-content: center; padding: 10vh 20px 20px; }
.search-overlay[hidden] { display: none; }
.search-panel { width: 100%; max-width: 620px; background: #fff; border-radius: var(--radius); box-shadow: 0 24px 60px -20px rgba(15, 23, 42, .5); overflow: hidden; display: flex; flex-direction: column; max-height: 70vh; }
.search-field { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.search-field svg { width: 18px; height: 18px; fill: none; stroke: var(--ink-mute); stroke-width: 2; stroke-linecap: round; flex: 0 0 auto; }
.search-field input { flex: 1; border: 0; font: inherit; font-size: 16px; outline: none; background: none; color: var(--ink); }
.search-field button { font: inherit; font-size: 11.5px; font-weight: 700; color: var(--ink-mute); background: var(--bg-soft); border: 1px solid var(--line); border-radius: 6px; padding: 2px 7px; cursor: pointer; }
.search-results { overflow-y: auto; padding: 8px; }
.search-results .sr-empty { padding: 22px 12px; color: var(--ink-mute); font-size: 14.5px; text-align: center; }
.search-results a { display: block; padding: 10px 12px; border-radius: 10px; color: inherit; }
.search-results a:hover, .search-results a.active { background: var(--bg-soft); text-decoration: none; }
.search-results strong { display: block; font-size: 15px; font-weight: 600; }
.search-results span { display: block; font-size: 13px; color: var(--ink-mute); }
.search-results mark { background: #fff3cd; color: inherit; border-radius: 3px; padding: 0 1px; }

/* ---------- footer ---------- */
.footer { margin-top: 64px; border-top: 1px solid var(--line); background: var(--bg-soft); }
.footer-inner { padding: 28px 20px; display: flex; flex-wrap: wrap; gap: 8px 32px; justify-content: space-between; font-size: 14px; color: var(--ink-mute); }
.footer p { margin: 0; }

.loading { padding: 60px 0; text-align: center; color: var(--ink-mute); }