/* ============================================================
   d3.css — Design System D3 Enterprise
   Tokens · tipografia · primitivas · header · footer
   Dark mode único — mesma linguagem do projeto de referência (nfc/).
   ============================================================ */

/* ── TOKENS ─────────────────────────────────────────────── */
:root {
  color-scheme: dark;

  --font-sans: 'Manrope', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'DM Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --content: 1200px;
  --gutter: max(20px, calc((100vw - var(--content)) / 2));
  --nav-h: 64px;

  /* Marca */
  --blue: #3B82F6;
  --blue-strong: #1D4ED8;
  --blue-bright: #60A5FA;
  --blue-soft: rgba(59, 130, 246, .13);
  --blue-ink: #BFD5FF;
  /* Botão primário: fixo em todas as seções, com contraste AA para texto branco. */
  --btn: #2563EB;
  --btn-hover: #1D4ED8;

  /* Superfícies */
  --bg: #080B12;
  --bg-soft: #0C111A;
  --bg-raise: #111927;
  --ink: #0C1220;
  --ink-2: #121A28;

  /* Texto */
  --tx: #F2F5FA;
  --tx-2: #B9C4D4;
  --tx-3: #8593A7;

  /* Linhas */
  --line: rgba(255, 255, 255, .12);
  --line-2: rgba(255, 255, 255, .06);

  --shadow-1: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow-2: 0 12px 34px rgba(0, 0, 0, .38);
  --shadow-3: 0 30px 74px rgba(0, 0, 0, .5);

  --r: 4px;
  --r-md: 10px;
  --r-lg: 16px;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

/* Escopo escuro fixo — vale nos dois temas.
   Remapeia os tokens para que toda primitiva funcione dentro. */
.on-ink, .section--ink, .ft {
  --bg: var(--ink);
  --bg-soft: var(--ink-2);
  --bg-raise: #151E2F;
  --tx: #F3F6FB;
  --tx-2: #A8B4C8;
  --tx-3: #7A889E;
  --line: rgba(255, 255, 255, .13);
  --line-2: rgba(255, 255, 255, .07);
  --blue: #74A2FF;
  --blue-soft: rgba(116, 162, 255, .12);
  --blue-ink: #CBDCFF;
  color: var(--tx);
}

/* ── RESET ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--tx);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, p, figure, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; -webkit-tap-highlight-color: transparent; }
button, input, textarea, select { font: inherit; color: inherit; }
button { background: none; border: 0; padding: 0; cursor: pointer; -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 2px; }
::selection { background: var(--blue); color: #fff; }
[hidden] { display: none !important; }

/* Grão sutil sobre toda a página — mesma textura fílmica do projeto NFC,
   a referência visual do ecossistema D3. Puramente decorativo. */
body::after {
  position: fixed;
  z-index: 90;
  inset: 0;
  opacity: .028;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E");
  content: '';
  pointer-events: none;
}

/* ── TIPOGRAFIA ─────────────────────────────────────────── */
.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 20px;
  color: var(--tx-3);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 1.3px;
  line-height: 1.4;
  text-transform: uppercase;
}
.eyebrow::before {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 14px color-mix(in srgb, var(--blue) 70%, transparent);
  content: '';
  flex: none;
}
.eyebrow--plain::before { display: none; }

.h1, .h2, .h3, .h4 { font-weight: 800; color: var(--tx); text-wrap: balance; }
.h1 { font-size: clamp(36px, 4.3vw, 60px); line-height: 1.05; letter-spacing: -.052em; }
.h2 { font-size: clamp(30px, 3.9vw, 54px); line-height: 1.07; letter-spacing: -.05em; }
.h3 { font-size: clamp(20px, 1.9vw, 27px); line-height: 1.18; letter-spacing: -.038em; }
.h4 { font-size: 17px; line-height: 1.3; letter-spacing: -.026em; }

.lede { max-width: 54ch; color: var(--tx-2); font-size: 17px; line-height: 1.66; }
.body { color: var(--tx-2); font-size: 15px; line-height: 1.7; }
.small { color: var(--tx-3); font-size: 13.5px; line-height: 1.62; }
.mono {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--tx-3);
}
.accent { color: var(--blue); }
.strike { text-decoration: line-through; text-decoration-thickness: .08em; opacity: .55; }
em.mark { font-style: normal; color: var(--blue); }

/* ── BOTÕES E LINKS ─────────────────────────────────────── */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 48px;
  padding: 13px 22px;
  border: 1px solid transparent;
  border-radius: var(--r);
  background: var(--btn);
  color: #fff;
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: .005em;
  line-height: 1;
  white-space: nowrap;
  transition: background .25s ease, border-color .25s ease, color .25s ease,
              box-shadow .3s var(--ease), translate .3s var(--ease), scale .3s var(--ease);
}
.button:hover {
  background: var(--btn-hover);
  box-shadow: 0 12px 30px color-mix(in srgb, var(--blue) 32%, transparent);
  translate: 0 -2px;
  scale: 1.012;
}
.button:active { translate: 0 0; scale: .985; }

.button--ghost { background: transparent; border-color: var(--line); color: var(--tx); }
.button--ghost:hover { background: color-mix(in srgb, var(--tx) 5%, transparent); border-color: var(--tx-3); box-shadow: none; }

.button--light { background: #fff; color: #0A101C; }
.button--light:hover { background: #E9EFF9; box-shadow: 0 12px 30px rgba(0, 0, 0, .22); }

.button--wa { background: #128C7E; }
.button--wa:hover { background: #0F7A6D; box-shadow: 0 12px 30px rgba(18, 140, 126, .3); }

.button--sm { min-height: 40px; padding: 10px 16px; font-size: 11.5px; gap: 10px; }
.button--full { width: 100%; }

.icon { width: 1em; height: 1em; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.icon--fill { fill: currentColor; stroke: none; }
.button .icon { width: 15px; height: 15px; transition: transform .35s var(--ease); }
.button:hover .icon-arrow { transform: translate(3px, -3px); }
.button:hover .icon-right { transform: translateX(3px); }

.link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 7px;
  border-bottom: 1px solid var(--line);
  color: var(--tx);
  font-size: 12.5px;
  font-weight: 700;
  transition: border-color .25s ease, color .25s ease;
}
.link .icon { width: 14px; height: 14px; transition: transform .3s var(--ease); }
.link:hover { border-color: var(--blue); color: var(--blue); }
.link:hover .icon-arrow { transform: translate(2px, -2px); }
.link:hover .icon-right { transform: translateX(3px); }
.link--accent { color: var(--blue); border-color: color-mix(in srgb, var(--blue) 45%, transparent); }

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 26px; }

/* ── SEÇÕES ─────────────────────────────────────────────── */
.section {
  position: relative;
  /* clip (e não hidden) para conter os brilhos decorativos sem
     quebrar o position: sticky das colunas internas. */
  overflow: clip;
  padding: clamp(78px, 9vw, 136px) var(--gutter);
  background: var(--bg);
  isolation: isolate;
}
.section--soft { background: var(--bg-soft); }
.section--ink { background: var(--ink); }
.section--tight { padding-block: clamp(56px, 6vw, 88px); }

.section__index {
  position: absolute;
  top: 30px;
  right: var(--gutter);
  color: var(--tx-3);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 1.2px;
  opacity: .42;
}
.section__head { max-width: 720px; margin-bottom: clamp(40px, 5vw, 68px); }
.section__head .lede { margin-top: 22px; }
.section__head--wide { max-width: 900px; }

/* Grade de fundo discreta (usada em seções ink) */
.grid-veil {
  position: absolute;
  z-index: -1;
  inset: 0;
  background-image: linear-gradient(var(--line-2) 1px, transparent 1px),
                    linear-gradient(90deg, var(--line-2) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: radial-gradient(circle at 72% 42%, #000, transparent 72%);
  pointer-events: none;
}
.glow {
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--blue) 22%, transparent), transparent 66%);
  pointer-events: none;
}

/* ── LAYOUT ─────────────────────────────────────────────── */
.split {
  display: grid;
  grid-template-columns: minmax(0, .84fr) minmax(0, 1.16fr);
  gap: clamp(38px, 6vw, 104px);
  align-items: start;
}
.split--even { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.split--reverse > :first-child { order: 2; }
.split__sticky { position: sticky; top: calc(var(--nav-h) + 34px); }
/* Colunas de split são estreitas: o H2 acompanha a largura disponível. */
.split .h2 { font-size: clamp(28px, 3.1vw, 42px); }

/* Lista com hairlines — substitui "cards everywhere" */
.rule-list { border-top: 1px solid var(--line); }
.rule-list__item {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 18px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}
.rule-list__num {
  padding-top: 5px;
  color: var(--tx-3);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 1px;
}
.rule-list__item h3 { margin-bottom: 9px; font-size: 22px; font-weight: 800; letter-spacing: -.04em; line-height: 1.2; }
.rule-list__item p { max-width: 58ch; color: var(--tx-2); font-size: 14px; line-height: 1.68; }

/* Métricas sem caixa */
.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  border-top: 1px solid var(--line);
}
.stat { padding: 24px 14px 24px 0; border-right: 1px solid var(--line); }
/* O conteúdo não encosta na linha divisória da métrica anterior. */
.stat + .stat { padding-left: clamp(16px, 1.6vw, 22px); }
.stat:last-child { border-right: 0; }
.stat strong {
  display: block;
  font-size: clamp(26px, 2.6vw, 34px);
  font-weight: 800;
  letter-spacing: -.045em;
  line-height: 1;
}
.stat span {
  display: block;
  margin-top: 9px;
  color: var(--tx-3);
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 1.1px;
  text-transform: uppercase;
}

/* Lista de checagem enxuta */
.checks { display: grid; gap: 11px; }
.checks li {
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr);
  gap: 11px;
  align-items: start;
  color: var(--tx-2);
  font-size: 14px;
  line-height: 1.55;
}
.checks .icon { width: 15px; height: 15px; margin-top: 3px; color: var(--blue); stroke-width: 2; }

/* Tags mono */
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  color: var(--tx-2);
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: .9px;
  text-transform: uppercase;
}

/* Moldura de imagem */
.frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg-soft);
}
.frame img { width: 100%; }
.frame--shadow { box-shadow: var(--shadow-3); }

/* ── FORMULÁRIO ─────────────────────────────────────────── */
.field { display: grid; gap: 8px; }
.field label {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--tx-3);
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 1.1px;
  text-transform: uppercase;
}
.field input, .field textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--bg);
  color: var(--tx);
  font-size: 14.5px;
  line-height: 1.5;
  outline: 0;
  transition: border-color .22s ease, box-shadow .22s ease;
}
.field textarea { resize: vertical; min-height: 108px; }
.field input::placeholder, .field textarea::placeholder { color: color-mix(in srgb, var(--tx-3) 80%, transparent); }
.field input:focus, .field textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--blue) 14%, transparent);
}
.field__counter { font-family: var(--font-mono); font-size: 9px; letter-spacing: .6px; }
.field__counter--warn { color: #DC2626; }
.form-feedback { min-height: 20px; margin: 0; font-size: 13px; }

/* ── HEADER ─────────────────────────────────────────────── */
.nav {
  position: fixed;
  z-index: 70;
  top: 0;
  right: 0;
  left: 0;
  border-bottom: 1px solid transparent;
  transition: background .3s ease, border-color .3s ease;
}
.nav__bar {
  display: flex;
  align-items: center;
  gap: 22px;
  height: var(--nav-h);
  padding: 0 var(--gutter);
}
.nav.is-stuck {
  border-bottom-color: var(--line);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: saturate(1.6) blur(16px);
}
.nav__logo { display: flex; align-items: center; margin-right: auto; }
.nav__logo img { width: auto; height: 26px; filter: brightness(0) invert(1); }

.nav__links { display: flex; align-items: center; gap: 4px; }
.nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 12px;
  border-radius: var(--r);
  color: var(--tx-2);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -.005em;
  transition: color .22s ease, background .22s ease;
}
.nav__link:hover, .nav__link.is-active { color: var(--tx); background: color-mix(in srgb, var(--tx) 5%, transparent); }
.nav__link .icon { width: 11px; height: 11px; transition: transform .25s ease; }

.nav__group { position: relative; }
.nav__group.is-open > .nav__link .icon { transform: rotate(180deg); }
.nav__panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  width: 306px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg-raise);
  box-shadow: var(--shadow-3);
  opacity: 0;
  translate: -50% 8px;
  visibility: hidden;
  transition: opacity .25s ease, translate .25s var(--ease), visibility .25s;
}
.nav__group.is-open .nav__panel { opacity: 1; translate: -50% 0; visibility: visible; }
.nav__panel-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: 12px;
  border-radius: var(--r);
  transition: background .22s ease;
}
.nav__panel-item:hover { background: var(--blue-soft); }
.nav__panel-ico {
  display: grid;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  place-items: center;
}
.nav__panel-ico .icon { width: 17px; height: 17px; color: var(--blue); }
.nav__panel-item strong { display: block; font-size: 13.5px; font-weight: 700; letter-spacing: -.02em; }
.nav__panel-item strong + span { display: block; margin-top: 2px; color: var(--tx-3); font-size: 12px; line-height: 1.4; }

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

.nav__burger { display: none; width: 38px; height: 38px; border: 1px solid var(--line); border-radius: var(--r); }
.nav__burger span {
  display: block;
  width: 16px;
  height: 1.5px;
  margin: 0 auto;
  border-radius: 2px;
  background: var(--tx);
  transition: transform .3s var(--ease), opacity .2s ease;
}
.nav__burger span + span { margin-top: 4px; }
.nav.is-open .nav__burger span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.nav.is-open .nav__burger span:nth-child(2) { opacity: 0; }
.nav.is-open .nav__burger span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.nav__sheet {
  position: fixed;
  z-index: -1;
  inset: var(--nav-h) 0 0;
  display: flex;
  overflow-y: auto;
  padding: 26px var(--gutter) 40px;
  background: var(--bg);
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease, visibility .3s;
}
.nav.is-open .nav__sheet { opacity: 1; visibility: visible; }
.nav__sheet-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -.035em;
}
.nav__sheet-link .icon { width: 16px; height: 16px; color: var(--tx-3); }
.nav__sheet-sub { display: grid; gap: 2px; padding: 10px 0 14px; border-bottom: 1px solid var(--line); }
.nav__sheet-sub a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 0;
  color: var(--tx-2);
  font-size: 14px;
  font-weight: 600;
}
.nav__sheet-sub .icon { width: 15px; height: 15px; color: var(--blue); }
.nav__sheet .button { margin-top: 24px; }
.nav__sheet-foot {
  margin-top: auto;
  padding-top: 30px;
  color: var(--tx-3);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1px;
  line-height: 1.8;
}

.nav__progress {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--blue);
  opacity: 0;
  transform: scaleX(var(--progress, 0));
  transform-origin: left;
  transition: opacity .3s ease;
}
.nav.is-stuck .nav__progress { opacity: 1; }

/* CTA fixo no mobile */
.mobile-cta {
  position: fixed;
  z-index: 50;
  right: 12px;
  bottom: calc(12px + env(safe-area-inset-bottom));
  left: 12px;
  display: none;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
  padding: 15px 18px;
  border-radius: var(--r);
  background: var(--btn);
  color: #fff;
  font-size: 12.5px;
  font-weight: 800;
  box-shadow: 0 14px 34px rgba(10, 16, 28, .3);
  opacity: 0;
  transform: translateY(130%);
  transition: opacity .35s ease, transform .35s var(--ease);
}
.mobile-cta .icon { width: 15px; height: 15px; }
.mobile-cta.is-visible { opacity: 1; transform: none; }

/* Retorno ao ecossistema — usado nos módulos (/sites, /nfc, /core) no lugar
   da navbar completa, que existe apenas na Home. Somente a marca, clicável. */
.d3-back {
  position: fixed;
  z-index: 70;
  top: 16px;
  left: 20px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px 6px 8px;
  border: 1px solid transparent;
  border-radius: 16px;
  opacity: .92;
  transition: opacity .3s ease, translate .35s var(--ease), background .3s ease, border-color .3s ease;
}
.d3-back:hover { opacity: 1; translate: -3px 0; }
.d3-back.is-stuck {
  border-color: var(--line);
  background: color-mix(in srgb, var(--bg) 74%, transparent);
  backdrop-filter: saturate(1.6) blur(16px);
  box-shadow: var(--shadow-2);
}
.d3-back__chevron { width: 16px; height: 16px; color: #fff; transform: rotate(90deg); flex: none; }
.d3-back img { display: block; width: auto; height: 56px; filter: brightness(0) invert(1); }

@media (max-width: 640px) {
  .d3-back { top: 16px; left: 16px; gap: 7px; }
  .d3-back__chevron { width: 13px; height: 13px; }
  .d3-back img { height: 42px; }
}

/* ── FOOTER ─────────────────────────────────────────────── */
.ft { background: var(--ink); }
.ft__top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2.4fr);
  gap: clamp(38px, 6vw, 90px);
  padding: clamp(56px, 6vw, 84px) var(--gutter) clamp(40px, 4vw, 58px);
}
.ft__brand-logo img { width: auto; height: 27px; filter: brightness(0) invert(1); }
.ft__brand p { max-width: 32ch; margin-top: 20px; color: #A8B4C8; font-size: 14px; line-height: 1.65; }
.ft__social { display: flex; gap: 8px; margin-top: 24px; }
.ft__social a {
  display: grid;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  color: #C8D2E0;
  place-items: center;
  transition: background .25s ease, color .25s ease, border-color .25s ease, translate .25s var(--ease);
}
.ft__social a:hover { background: #fff; border-color: #fff; color: #0A101C; translate: 0 -2px; }
.ft__social .icon { width: 16px; height: 16px; }
/* A coluna Contato é mais larga: o e-mail precisa caber em uma linha. */
.ft__nav {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.45fr) minmax(0, 1.05fr);
  gap: 30px;
}
.ft__col strong {
  display: block;
  margin-bottom: 15px;
  color: #7A889E;
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}
.ft__col > a, .ft__col > span {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px 0;
  color: #C2CCDA;
  font-size: 13.5px;
  line-height: 1.5;
  transition: color .22s ease;
}
/* Texto ao lado do ícone: pode encolher e quebrar sem invadir a coluna vizinha. */
.ft__col > a > span, .ft__col > span > span { min-width: 0; overflow-wrap: anywhere; }
.ft__col > a:hover { color: #fff; }
.ft__col .icon { width: 14px; height: 14px; margin-top: 3px; color: #7A889E; }
.ft__bottom { border-top: 1px solid var(--line); }
.ft__bottom-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  padding: 22px var(--gutter);
  color: #7A889E;
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: .9px;
}
.ft__bottom-inner a { transition: color .22s ease; }
.ft__bottom-inner a:hover { color: #fff; }

/* ── UTILITÁRIOS ────────────────────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.only-mobile { display: none; }

/* ── RESPONSIVO ─────────────────────────────────────────── */
@media (max-width: 1080px) {
  .split { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(32px, 5vw, 64px); }
  .ft__top { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  :root { --nav-h: 60px; }
  .nav__links, .nav__actions .button { display: none; }
  .nav__burger { display: grid; place-items: center; }
  .split, .split--even { grid-template-columns: 1fr; gap: 38px; }
  .split--reverse > :first-child { order: 0; }
  .split__sticky { position: static; }
  .section { padding: clamp(64px, 12vw, 88px) var(--gutter); }
  .section__index { top: 22px; }
  .section__head { margin-bottom: 36px; }
  .rule-list__item { grid-template-columns: 52px minmax(0, 1fr); gap: 12px; padding: 24px 0; }
  .rule-list__item h3 { font-size: 19px; }
  .stat-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat { padding: 20px 18px 20px 0; }
  .stat:nth-child(2n) { padding-left: 18px; border-right: 0; }
  .stat:nth-child(2n+1) { padding-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--line); }
  .ft__nav { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px 20px; }
  .mobile-cta { display: flex; }
  .hide-mobile { display: none; }
  .only-mobile { display: initial; }
  .lede { font-size: 15.5px; }
}

@media (max-width: 520px) {
  .ft__col:nth-child(n+3) { grid-column: 1 / -1; }
}

@media (max-width: 420px) {
  .actions { flex-direction: column; align-items: stretch; gap: 10px; }
  .actions .button, .actions .link { width: 100%; }
  .actions .link { justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}