/* PluralCore — sistema visual compartilhado
   Tokens e componentes extraidos de index.html (§5.1). Usado pelas paginas
   internas; a landing mantem o CSS inline ate a Fase 5. */

@font-face {
  font-family: 'Inter'; font-style: normal; font-weight: 400 900; font-display: swap;
  src: url('/assets/fonts/inter-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter'; font-style: normal; font-weight: 400 900; font-display: swap;
  src: url('/assets/fonts/inter-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'JetBrains Mono'; font-style: normal; font-weight: 500 600; font-display: swap;
  src: url('/assets/fonts/jetbrains-mono.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2122, U+2212;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:#EDF0F4; --surface:#FFFFFF; --surface-2:#F7F9FB;
  --ink:#0D1219; --dim:#5E6F7C; --rule:#C6CED8; --rule-soft:#DFE4EB;
  --accent:#3442C8; --accent-2:#4A57D6; --accent-wash:#EEF0FC; --soft:#C4CCD8;
  --ochre:#9A6510; --ochre-wash:#F4EAD6;
  --nav-h:68px; --r:10px; --r-lg:16px;
  --mono:'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:#0A0E14; --surface:#111721; --surface-2:#151C27;
    --ink:#EDF0F4; --dim:#8B9AAB; --rule:#253040; --rule-soft:#1B232F;
    --accent:#6D7CFF; --accent-2:#8592FF; --accent-wash:#141A2B; --soft:#3A4657;
    --ochre:#DBA85A; --ochre-wash:#2A2213;
  }
}
:root[data-theme="dark"] {
  --bg:#0A0E14; --surface:#111721; --surface-2:#151C27;
  --ink:#EDF0F4; --dim:#8B9AAB; --rule:#253040; --rule-soft:#1B232F;
  --accent:#6D7CFF; --accent-2:#8592FF; --accent-wash:#141A2B; --soft:#3A4657;
  --ochre:#DBA85A; --ochre-wash:#2A2213;
}

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

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg); color: var(--ink);
  line-height: 1.65; -webkit-font-smoothing: antialiased;
}
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.skip-link { position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--accent); color: #fff; padding: 12px 20px; border-radius: 0 0 8px 0; }
.skip-link:focus { left: 0; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 32px; }
.wrap.narrow { max-width: 820px; }

/* ── navegacao ─────────────────────────────────────────────── */
#nav { position: sticky; top: 0; z-index: 100; height: var(--nav-h);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--rule-soft); }
.nav-in { display: flex; align-items: center; justify-content: space-between;
  gap: 20px; height: var(--nav-h); min-width: 0; }
.logo { flex-shrink: 0; }
.logo { display: inline-flex; align-items: center; gap: 9px; text-decoration: none;
  color: var(--ink); font-weight: 800; letter-spacing: -.035em; font-size: 1.08rem; }
.logo .mark { width: 22px; height: 22px; color: var(--accent); }
.logo em { font-style: normal; color: var(--accent); }
.nav-links { display: flex; gap: 30px; list-style: none; }
.nav-links a { font-size: .875rem; color: var(--dim); text-decoration: none; transition: color .18s; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--ink); }
.nav-right { display: flex; align-items: center; gap: 22px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 8px; border: 1px solid transparent;
  font-size: .9rem; font-weight: 600; text-decoration: none; cursor: pointer;
  transition: background .2s, border-color .2s, color .2s; }
.btn-a { background: var(--accent); color: #fff; }
/* no escuro o accent clareia (#6D7CFF): texto branco cai para 3,51:1.
   Tinta escura sobre ele da 5,50:1, e 6,96:1 no hover. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .btn-a,
  :root:not([data-theme="light"]) .skip-link { color: #0A0E14; }
}
:root[data-theme="dark"] .btn-a,
:root[data-theme="dark"] .skip-link { color: #0A0E14; }
.btn-a:hover { background: var(--accent-2); }
.btn-b { background: transparent; color: var(--ink); border-color: var(--rule); }
.btn-b:hover { border-color: var(--accent); color: var(--accent); }
.btn-lg { padding: 15px 28px; font-size: .95rem; }

/* ── tipografia de pagina ──────────────────────────────────── */
.eyebrow { font-family: var(--mono); font-size: .66rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--accent); display: block; }
.rule-accent { width: 76px; height: 3px; background: var(--accent); margin: 26px 0; }

header.doc { padding: 76px 0 40px; }
header.doc h1 { font-size: clamp(2rem, 4.6vw, 3.1rem); font-weight: 800;
  letter-spacing: -.035em; line-height: 1.12; margin: 16px 0 0; }
header.doc .lead { font-size: 1.02rem; color: var(--dim); max-width: 62ch; margin-top: 20px; }
.meta { font-size: .84rem; color: var(--dim); margin-top: 18px; }

main { padding: 8px 0 88px; }
main h2 { font-size: 1.55rem; font-weight: 800; letter-spacing: -.025em;
  margin: 58px 0 18px; scroll-margin-top: calc(var(--nav-h) + 16px); }
main h3 { font-size: 1.02rem; font-weight: 700; margin: 30px 0 10px; }
main p { margin-bottom: 16px; color: var(--dim); }
main strong { color: var(--ink); font-weight: 600; }
main a { color: var(--accent); }
main ul, main ol { margin: 0 0 18px 20px; color: var(--dim); }
main li { margin-bottom: 9px; }

/* ── componentes ───────────────────────────────────────────── */
.g2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.g3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.card { background: var(--surface); border: 1px solid var(--rule-soft);
  border-radius: var(--r-lg); padding: 30px 28px; transition: border-color .25s ease; }
.card:hover { border-color: var(--rule); }
.card h2, .card h3 { font-size: 1.02rem; font-weight: 700; margin: 0 0 10px;
                     letter-spacing: -.005em; }
.card p { font-size: .885rem; color: var(--dim); line-height: 1.62; margin: 0; }
.card .ico { width: 20px; height: 20px; color: var(--accent); margin-bottom: 18px; }
.tagm { font-family: var(--mono); font-size: .6rem; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; color: var(--accent); display: block; margin-bottom: 10px; }
.lnk { display: inline-flex; align-items: center; gap: 7px; margin-top: 14px;
  font-family: var(--mono); font-size: .76rem; font-weight: 600;
  color: var(--accent); text-decoration: none; transition: gap .2s; }
.lnk:hover { gap: 11px; }
.lnk svg { width: 13px; height: 13px; }

.callout { background: var(--surface); border: 1px solid var(--rule-soft);
  border-left: 3px solid var(--accent); border-radius: var(--r);
  padding: 24px 26px; margin: 28px 0; }
.callout h3 { margin-top: 0; }
.callout p:last-child { margin-bottom: 0; }

.dl { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px,1fr));
  gap: 22px; margin: 28px 0; padding: 26px 0; border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft); }
.dl .n { font-size: 1.6rem; font-weight: 800; color: var(--accent);
  letter-spacing: -.03em; line-height: 1.1; }
.dl .k { font-size: .8rem; color: var(--dim); margin-top: 5px; }

table.tb { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: .89rem; }
table.tb th, table.tb td { text-align: left; padding: 12px 14px;
  border-bottom: 1px solid var(--rule-soft); vertical-align: top; }
table.tb th { font-weight: 700; color: var(--ink); }
table.tb td { color: var(--dim); }

/* ── rodape ────────────────────────────────────────────────── */
footer { border-top: 1px solid var(--rule-soft); padding: 64px 0 44px; background: var(--surface-2); }
.ft-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.ft-grid h4 { font-family: var(--mono); font-size: .62rem; font-weight: 600;
  letter-spacing: .13em; text-transform: uppercase; color: var(--dim); margin-bottom: 16px; }
.ft-grid ul { list-style: none; margin: 0; }
.ft-grid li { margin-bottom: 10px; }
.ft-grid a { font-size: .87rem; color: var(--dim); text-decoration: none; }
.ft-grid a:hover { color: var(--accent); }
.ft-about { font-size: .87rem; color: var(--dim); max-width: 34ch; margin: 14px 0 0; }
.ft-legal { margin-top: 48px; padding-top: 26px; border-top: 1px solid var(--rule-soft);
  font-size: .8rem; color: var(--dim); display: flex; flex-wrap: wrap; gap: 8px 18px;
  justify-content: space-between; }
.ft-legal a { color: var(--dim); }

@media (max-width: 900px) {
  .g3, .g2 { grid-template-columns: 1fr; }
  .ft-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  /* min-width:0 e obrigatorio: sem ele um item flex nao encolhe abaixo do
     tamanho do proprio conteudo e estoura a viewport. */
  .nav-right { gap: 14px; min-width: 0; }
  .nav-right .btn { flex-shrink: 0; padding: 10px 16px; font-size: .84rem; }
  .nav-links { gap: 18px; min-width: 0; flex: 1 1 auto; overflow-x: auto;
               scrollbar-width: none; -ms-overflow-style: none; }
  .nav-links::-webkit-scrollbar { display: none; }
  .nav-links a { white-space: nowrap; font-size: .82rem; }
}
@media (max-width: 640px) {
  /* Abaixo daqui logo + botao nao deixam largura util para os links: a faixa
     rolavel virava 31px em 390 e 0 em 360 — pior que nao existir. O rodape
     repete todos os destinos e o logo leva ao inicio. */
  .nav-links { display: none; }
  .nav-right { gap: 0; }
}

@media (max-width: 400px) {
  /* em 320px o botao de 166px + logo + gutter estouravam a viewport em 3px */
  .nav-right .btn { padding: 9px 12px; font-size: .8rem; }
  .logo { font-size: 1rem; }
}

@media (max-width: 560px) {
  .wrap { padding: 0 22px; }
  .ft-grid { grid-template-columns: 1fr; }
  /* e-mail longo em celula de tabela estourava a viewport abaixo de 375px */
  table.tb td { overflow-wrap: anywhere; }
}

/* ── bloco de cobertura de dado (paginas de trabalho) ─────────── */
.basedx { margin: 36px 0; padding: 28px 30px; background: var(--surface);
          border: 1px solid var(--rule-soft); border-radius: var(--r-lg); }
.basedx .bx-k { font-family: var(--mono); font-size: .62rem; font-weight: 600;
                letter-spacing: .13em; text-transform: uppercase; color: var(--dim);
                margin-bottom: 14px; }
.basedx .grid36 { display: grid; grid-template-columns: auto repeat(12, 1fr);
                  gap: 5px 4px; align-items: center; }
.basedx .grid36 i { display: block; aspect-ratio: 1; border-radius: 2px;
                    background: var(--accent); opacity: .82; }
.basedx .grid36 b { font-family: var(--mono); font-size: .6rem; font-weight: 600;
                    color: var(--dim); padding-right: 8px; }
.basedx figcaption { margin-top: 20px; padding-top: 16px;
                     border-top: 1px solid var(--rule-soft);
                     font-size: .8rem; color: var(--dim); line-height: 1.6; }
.basedx figcaption b { color: var(--ink); font-weight: 600; }

/* ── cartao de trabalho no indice ─────────────────────────────── */
.wk { display: block; text-decoration: none; color: inherit; }
.wk .card { height: 100%; }
.wk:hover .card { border-color: var(--accent); }
.wk .card h3 { color: var(--ink); }
.wk-more { font-family: var(--mono); font-size: .76rem; font-weight: 600;
           color: var(--accent); display: inline-flex; align-items: center; gap: 7px;
           margin-top: 14px; white-space: nowrap; transition: gap .2s; }
.wk-more svg { width: 13px; height: 13px; flex-shrink: 0; }
.wk:hover .wk-more { gap: 11px; }

/* ── nota lateral ─────────────────────────────────────────────── */
.aside-n { border-left: 3px solid var(--soft); padding: 4px 0 4px 20px;
           margin: 26px 0; font-size: .9rem; color: var(--dim); }
.aside-n b { color: var(--ink); font-weight: 600; }