/* Central de Ajuda (/ajuda) — tudo escopado em .hc (classe do <body>).
   A página carrega TAILWIND (os partials reais dos blocos de exercício
   dependem dele) + landing_grifo (tokens --gf-* e componentes gf-btn/gf-pill).
   Por isso NÃO usamos .gf-page: os resets dele zeram lista e título, e o
   artigo precisa de prosa de verdade. O que o .gf-page dava e ainda importa
   está replicado aqui em .hc. Modo escuro: classe .dark no <html>, que já
   redefine os tokens --gf-* em landing_grifo.css. */

/* ── Base ─────────────────────────────────────────────────────────── */
/* --hc-header: altura do header sticky (68px + 1px de borda). A sidebar e o
   "Nesta página" usam como topo; os h2 compensam no scroll-margin-top. */
.hc { --hc-header: 69px; --hc-sidebar-w: 272px; --hc-toc-w: 240px; --hc-read-w: 760px; font-feature-settings: 'cv11','ss03'; }
.hc .hc-page { display: flex; flex-direction: column; min-height: 100vh; }
.hc .hc-page > main { flex: 1; }
.hc [hidden] { display: none !important; }
/* landing_grifo.css:135 dá display:block aos dois <svg> do botão de tema e vence
   o .hidden do Tailwind (a landing corrige dentro de .gf-page, que a Central
   não usa). Escopado ao botão: um .hidden !important global quebraria os
   "hidden sm:block" dos partials das demos. */
.hc .gf-theme-toggle svg.hidden { display: none; }
.hc .inline-block > svg { display: block; width: 100%; height: 100%; stroke-width: 1.8; }
.hc a { color: inherit; text-decoration: none; }
.hc :where(a, button, summary, [tabindex]):focus-visible { outline: 3px solid var(--gf-focus, #4f46e5); outline-offset: 3px; border-radius: 10px; }
.hc h1, .hc h2, .hc h3, .hc h4 { color: var(--gf-gray-900); font-weight: 800; letter-spacing: -.02em; text-wrap: balance; }

/* ── Nav ──────────────────────────────────────────────────────────── */
/* Header de docs, largura total: [marca] [busca central] [ações].
   Marca e ações têm flex 1 1 0 (dividem a sobra por igual, nunca abaixo do
   próprio conteúdo) e a busca 0 1 480px com mínimo de 220px: com espaço, a
   busca fica no centro com 480px; apertando, ela encolhe até 220px — nunca
   some (antes era flex:1 + min-width:0 e zerava em 1100–1920). */
.hc .hc-nav .gf-nav-inner { gap: 16px; width: auto; height: 68px; margin: 0; padding-inline: 24px; }
.hc .hc-nav-brand { display: flex; flex: 1 1 0; align-items: center; gap: 14px; }
.hc .hc-nav-tag { flex: none; padding: 4px 10px; font-size: 12px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; white-space: nowrap; color: var(--gf-accent-strong); background: var(--gf-indigo-50); border: 1px solid var(--gf-indigo-200); border-radius: 999px; }
.hc .hc-nav-actions { flex: 1 1 0; justify-content: flex-end; gap: 6px; white-space: nowrap; }
.hc .hc-nav-actions > * { flex: none; }
.hc .hc-nav-support, .hc .hc-only-wide { display: none; }
/* Faixa 921–1023: a landing esconde o burger a partir de 921px, mas aqui ainda
   não há sidebar fixa — o burger (menu com as seções) vai até 1023px. */
@media (max-width: 1023px) {
  .hc .gf-burger { display: inline-flex; }
  .hc .gf-menu.hc-menu:not([hidden]) { display: block !important; }
}
@media (min-width: 1024px) {
  .hc .hc-nav-support, .hc .hc-only-wide { display: inline-flex; }
  .hc .hc-nav-support { align-items: center; }
}

/* ── Busca ────────────────────────────────────────────────────────── */
.hc .hc-search { position: relative; flex: 0 1 480px; min-width: 220px; }
.hc .hc-search-field { display: flex; align-items: center; gap: 8px; height: 40px; padding: 0 12px; background: var(--gf-surface); border: 1px solid var(--gf-gray-200); border-radius: 10px; box-shadow: var(--gf-shadow-sm); }
.hc .hc-search-field:focus-within { border-color: var(--gf-indigo-300); box-shadow: 0 0 0 3px var(--gf-indigo-50); }
.hc .hc-search-icon { flex: none; width: 17px; height: 17px; color: var(--gf-gray-400); }
.hc .hc-search-icon svg { width: 100%; height: 100%; }
.hc .hc-search-input { flex: 1; min-width: 0; font: inherit; font-size: 14.5px; color: var(--gf-gray-900); background: transparent; border: 0; outline: none; }
.hc .hc-search-input::placeholder { color: var(--gf-gray-400); }
.hc .hc-search-input::-webkit-search-cancel-button { -webkit-appearance: none; }
.hc .hc-search-kbd { flex: none; padding: 2px 6px; font-family: inherit; font-size: 11px; font-weight: 600; color: var(--gf-gray-400); background: var(--gf-gray-50); border: 1px solid var(--gf-gray-200); border-radius: 6px; }
.hc .hc-search-panel { position: absolute; z-index: 60; top: calc(100% + 8px); right: 0; left: 0; min-width: 280px; max-height: 60vh; overflow-y: auto; padding: 6px; background: var(--gf-surface); border: 1px solid var(--gf-gray-200); border-radius: 14px; box-shadow: var(--gf-shadow-xl); }
.hc .hc-search-item { display: flex; flex-direction: column; gap: 2px; padding: 9px 11px; border-radius: 10px; }
.hc .hc-search-item-title { font-size: 14.5px; font-weight: 600; color: var(--gf-gray-900); }
.hc .hc-search-item-meta { font-size: 12px; color: var(--gf-gray-500); }
.hc .hc-search-item:hover, .hc .hc-search-item.is-active { background: var(--gf-indigo-50); }
.hc .hc-search-empty { padding: 14px 12px; font-size: 14px; color: var(--gf-gray-500); }

/* ── Home ─────────────────────────────────────────────────────────── */
.hc .hc-hero { padding: 56px 0 8px; background: linear-gradient(180deg, var(--gf-hero-top), transparent); }
.hc .hc-hero-title { margin: 14px 0 0; font-size: clamp(34px, 4.4vw, 52px); line-height: 1.06; letter-spacing: -.035em; }
.hc .hc-hero-lead { max-width: 40em; margin: 16px 0 0; font-size: clamp(16.5px, 1.3vw, 19px); line-height: 1.6; color: var(--gf-gray-600); }
.hc .hc-home { padding: 40px 0 72px; display: flex; flex-direction: column; gap: 56px; }
.hc .hc-block-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.hc .hc-block-head h2 { font-size: clamp(22px, 2.2vw, 28px); }
.hc .hc-block-link { font-size: 14px; font-weight: 600; color: var(--gf-accent); white-space: nowrap; }
.hc .hc-block-lead { margin: -8px 0 18px; font-size: 15.5px; color: var(--gf-gray-500); }

.hc .hc-card-grid, .hc .hc-tool-grid { display: grid; gap: 16px; margin: 0; padding: 0; list-style: none; }
.hc .hc-card-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.hc .hc-tool-grid { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }

.hc .hc-card { position: relative; display: flex; flex-direction: column; gap: 8px; height: 100%; padding: 20px; background: var(--gf-surface); border: 1px solid var(--gf-gray-200); border-radius: 16px; box-shadow: var(--gf-shadow-sm); transition: transform .16s ease, box-shadow .2s ease, border-color .16s ease; }
.hc .hc-card:hover { transform: translateY(-2px); border-color: var(--gf-indigo-200); box-shadow: var(--gf-shadow-md); }
.hc .hc-card h3 { font-size: 17px; line-height: 1.3; }
.hc .hc-card p { margin: 0; font-size: 14.5px; line-height: 1.5; color: var(--gf-gray-500); }
.hc .hc-card-step { display: inline-grid; place-items: center; width: 26px; height: 26px; font-size: 13px; font-weight: 700; color: var(--gf-accent-strong); background: var(--gf-indigo-50); border: 1px solid var(--gf-indigo-200); border-radius: 50%; }
.hc .hc-card-meta { margin-top: auto; font-size: 12.5px; font-weight: 600; color: var(--gf-gray-400); }
.hc .hc-card-meta--warn { color: var(--gf-note-strong); }

.hc .hc-card--tool { gap: 14px; }
.hc .hc-tool-figure { display: grid; place-items: center; height: 96px; background: var(--gf-gray-50); border-radius: 12px; }
.hc .hc-tool-art { display: block; }
.hc .hc-tool-art svg { width: 76px; height: 76px; }
.hc .hc-tool-art--dark { display: none; }
.dark .hc .hc-tool-art--light { display: none; }
.dark .hc .hc-tool-art--dark { display: block; }
.hc .hc-tool-body { display: flex; flex-direction: column; gap: 8px; }
.hc .hc-tool-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 4px; }
.hc .hc-tool-cost { padding: 2px 9px; font-size: 12px; font-weight: 600; color: #713f12; background: rgb(var(--gf-yellow) / .45); border-radius: 999px; }
.hc .hc-tool-flag { padding: 2px 9px; font-size: 12px; font-weight: 600; color: #065f46; background: rgb(var(--gf-mint) / .4); border-radius: 999px; }
.dark .hc .hc-tool-cost { color: #fde68a; background: rgb(var(--gf-yellow) / .16); }
.dark .hc .hc-tool-flag { color: #a7f3d0; background: rgb(var(--gf-mint) / .16); }

.hc .hc-cta-band { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; padding: 28px 32px; background: var(--gf-indigo-50); border: 1px solid var(--gf-indigo-200); border-radius: 20px; }
.hc .hc-cta-band h2 { font-size: 22px; }
.hc .hc-cta-band p { margin: 6px 0 0; font-size: 15px; color: var(--gf-gray-600); }

/* ── Casca de docs: sidebar / conteúdo / "nesta página" ───────────── */
/* help/_shell.html.erb. Largura total (não presa ao .gf-wrap de 1180px):
   ≥1024  sidebar fixa à esquerda (272px, altura da janela − header, scroll
          próprio, borda à direita) + coluna de conteúdo;
   ≥1280  + "Nesta página" (240px) colado à coluna de leitura (760px), o par
          centralizado no espaço que sobra;
   <1024  a sidebar vira gaveta (botão "Seções" no topo do conteúdo).
   O rodapé fica dentro de .hc-body, então a .hc-shell termina junto com o
   documento e a sidebar sticky nunca "descola" no fim da rolagem. */
.hc .hc-shell { display: block; }
.hc .hc-body { min-width: 0; }
.hc .hc-body-inner { display: grid; grid-template-columns: minmax(0, var(--hc-read-w)); justify-content: center; column-gap: 56px; padding: 28px 32px 72px; }
.hc .hc-body-inner--wide { grid-template-columns: minmax(0, 1080px); }
.hc .hc-body .hc-footer { padding: 32px 0 40px; }
.hc .hc-body .hc-footer .gf-wrap { width: auto; margin: 0; padding-inline: 32px; }
@media (min-width: 1024px) {
  .hc .hc-shell { display: grid; grid-template-columns: var(--hc-sidebar-w) minmax(0, 1fr); align-items: start; }
  .hc .hc-body-inner { padding: 40px 48px 80px; }
  .hc .hc-body .hc-footer .gf-wrap { padding-inline: 48px; }
}
@media (min-width: 1280px) {
  .hc .hc-shell--toc .hc-body-inner { grid-template-columns: minmax(0, var(--hc-read-w)) var(--hc-toc-w); }
}

/* Sidebar */
.hc .hc-sidebar-summary { display: inline-flex; align-items: center; gap: 9px; max-width: 100%; margin: 16px 32px 0; padding: 9px 14px; font-size: 14.5px; font-weight: 700; color: var(--gf-gray-700); background: var(--gf-surface); border: 1px solid var(--gf-gray-200); border-radius: 10px; box-shadow: var(--gf-shadow-sm); cursor: pointer; list-style: none; }
.hc .hc-sidebar-summary::-webkit-details-marker { display: none; }
.hc .hc-sidebar-summary:hover { border-color: var(--gf-indigo-200); color: var(--gf-accent-strong); }
.hc .hc-sidebar-summary-current { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 500; color: var(--gf-gray-500); }
.hc .hc-sidebar-summary-current::before { content: "·"; margin-right: 8px; color: var(--gf-gray-300); }
.hc .hc-sidebar-drawer-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 12px 12px 20px; font-size: 15px; font-weight: 800; color: var(--gf-gray-900); border-bottom: 1px solid var(--gf-gray-200); }

.hc .hc-sidebar-nav { padding: 20px 16px 32px; }
.hc .hc-sidebar-group + .hc-sidebar-group { margin-top: 6px; }
.hc .hc-sidebar-group-head { display: flex; align-items: center; gap: 4px; }
.hc .hc-sidebar-section { flex: 1; min-width: 0; display: block; padding: 7px 10px; font-size: 12px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--gf-gray-500); border-radius: 8px; }
.hc .hc-sidebar-section:hover { color: var(--gf-gray-900); background: var(--gf-gray-100); }
.hc .hc-sidebar-group.is-current .hc-sidebar-section { color: var(--gf-accent); }
.hc .hc-sidebar-section[aria-current="page"] { background: var(--gf-indigo-50); }
.hc .hc-sidebar-toggle { display: grid; place-items: center; flex: none; width: 28px; height: 28px; padding: 0; color: var(--gf-gray-400); background: none; border: 0; border-radius: 8px; cursor: pointer; }
.hc .hc-sidebar-toggle:hover { color: var(--gf-gray-900); background: var(--gf-gray-100); }
.hc .hc-sidebar-toggle .inline-block { transition: transform .18s ease; transform: rotate(-90deg); }
.hc .hc-sidebar-toggle[aria-expanded="true"] .inline-block { transform: none; }
.hc .hc-sidebar-nav ul { margin: 2px 0 10px 10px; padding: 0 0 0 0; list-style: none; border-left: 1px solid var(--gf-gray-200); }
.hc .hc-sidebar-nav ul a { display: block; margin-left: -1px; padding: 6px 10px 6px 14px; font-size: 14px; line-height: 1.4; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--gf-gray-600); border-left: 2px solid transparent; border-radius: 0 8px 8px 0; }
.hc .hc-sidebar-nav ul a:hover { color: var(--gf-gray-900); background: var(--gf-gray-100); border-left-color: var(--gf-gray-300); }
.hc .hc-sidebar-nav ul a.is-current { font-weight: 600; color: var(--gf-accent-strong); background: var(--gf-indigo-50); border-left-color: var(--gf-accent); }

/* <1024: gaveta */
@media (max-width: 1023px) {
  .hc .hc-sidebar-panel { position: fixed; z-index: 70; inset: 0 auto 0 0; width: min(320px, 86vw); display: flex; flex-direction: column; background: var(--gf-surface); border-right: 1px solid var(--gf-gray-200); box-shadow: 0 30px 60px -20px rgb(17 24 39 / .45); }
  .hc .hc-sidebar-nav { flex: 1; overflow-y: auto; overscroll-behavior: contain; }
  /* Fundo escurecido = pseudo do summary: clicar nele fecha o <details>. */
  .hc .hc-sidebar[open] > .hc-sidebar-summary::after { content: ""; position: fixed; z-index: 65; inset: 0; background: rgb(3 7 18 / .45); cursor: default; }
  html:has(.hc .hc-sidebar[open]) { overflow: hidden; }
}
@media (max-width: 1023px) and (prefers-reduced-motion: no-preference) {
  .hc .hc-sidebar[open] .hc-sidebar-panel { animation: hc-drawer-in .22s var(--gf-ease) both; }
}
@keyframes hc-drawer-in { from { transform: translateX(-100%); } to { transform: none; } }

/* ≥1024: coluna fixa */
@media (min-width: 1024px) {
  .hc .hc-sidebar { position: sticky; top: var(--hc-header); height: calc(100vh - var(--hc-header)); height: calc(100dvh - var(--hc-header)); overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; scrollbar-gutter: stable; background: var(--gf-gray-50); border-right: 1px solid var(--gf-gray-200); }
  .hc .hc-sidebar::details-content { content-visibility: visible; }
  .hc .hc-sidebar-summary, .hc .hc-sidebar-drawer-head { display: none; }
  /* Fade no pé: indica que a lista continua abaixo. */
  .hc .hc-sidebar-nav { padding: 24px 12px 48px 16px; }
  .hc .hc-sidebar-panel::after { content: ""; position: sticky; bottom: 0; display: block; height: 32px; margin-top: -32px; background: linear-gradient(to bottom, transparent, var(--gf-gray-50)); pointer-events: none; }
}

.hc .hc-main { min-width: 0; }
.hc .hc-main > .hc-card-grid, .hc .hc-main > .hc-tool-grid { margin-top: 32px; }
.hc .hc-crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 7px; margin-bottom: 14px; font-size: 13px; color: var(--gf-gray-400); }
.hc .hc-crumbs a:hover { color: var(--gf-accent); }
.hc .hc-title { font-size: clamp(28px, 3.4vw, 40px); line-height: 1.1; letter-spacing: -.03em; }
.hc .hc-summary { max-width: 44em; margin: 12px 0 0; font-size: 17.5px; line-height: 1.6; color: var(--gf-gray-600); }
.hc .hc-article-head { padding-bottom: 22px; border-bottom: 1px solid var(--gf-gray-200); }
.hc .hc-tool-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 18px; }
.hc .hc-tool-link { font-size: 13.5px; font-weight: 600; color: var(--gf-accent); }
.hc .hc-updated { margin: 16px 0 0; font-size: 13px; color: var(--gf-gray-400); }
.hc .hc-empty { margin-top: 24px; font-size: 15.5px; color: var(--gf-gray-500); }

.hc .hc-toc { display: none; }
@media (min-width: 1280px) {
  .hc .hc-toc { display: block; align-self: start; position: sticky; top: calc(var(--hc-header) + 32px); max-height: calc(100vh - var(--hc-header) - 64px); overflow-y: auto; scrollbar-width: thin; }
  .hc .hc-toc-title { margin: 0 0 10px; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--gf-gray-500); }
  .hc .hc-toc ul { margin: 0; padding: 0; list-style: none; border-left: 2px solid var(--gf-gray-200); }
  .hc .hc-toc li a { display: block; padding: 5px 0 5px 12px; margin-left: -2px; border-left: 2px solid transparent; font-size: 13.5px; line-height: 1.4; color: var(--gf-gray-500); transition: color .15s, border-color .15s; }
  .hc .hc-toc li a:hover { color: var(--gf-gray-900); border-left-color: var(--gf-gray-300); }
  .hc .hc-toc li a.is-active { font-weight: 600; color: var(--gf-accent-strong); border-left-color: var(--gf-accent); }
}

/* ── Prosa do artigo ──────────────────────────────────────────────── */
.hc .hc-prose { margin-top: 28px; font-size: 17px; line-height: 1.72; color: var(--gf-gray-700); }
.hc .hc-prose > * + * { margin-top: 1.1em; }
.hc .hc-prose h2 { margin-top: 2.1em; font-size: 26px; line-height: 1.22; scroll-margin-top: calc(var(--hc-header) + 24px); }
.hc .hc-prose h3 { margin-top: 1.8em; font-size: 20px; line-height: 1.3; scroll-margin-top: calc(var(--hc-header) + 24px); }
.hc .hc-prose p { margin-top: 1.1em; }
.hc .hc-prose ul, .hc .hc-prose ol { margin-top: 1.1em; padding-left: 1.5em; }
.hc .hc-prose ul { list-style: disc; }
.hc .hc-prose ol { list-style: decimal; }
.hc .hc-prose li { margin-top: .45em; }
.hc .hc-prose li::marker { color: var(--gf-gray-400); }
.hc .hc-prose li > ul, .hc .hc-prose li > ol { margin-top: .4em; }
.hc .hc-prose a { color: var(--gf-accent); text-decoration: underline; text-decoration-thickness: 1.5px; text-underline-offset: 2.5px; }
.hc .hc-prose a:hover { color: var(--gf-accent-strong); }
.hc .hc-prose strong { font-weight: 700; color: var(--gf-gray-900); }
.hc .hc-prose code { padding: .15em .4em; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .88em; color: var(--gf-accent-ink); background: var(--gf-indigo-50); border-radius: 6px; }
.hc .hc-prose pre { padding: 16px 18px; overflow-x: auto; font-size: 14px; background: var(--gf-gray-50); border: 1px solid var(--gf-gray-200); border-radius: 12px; }
.hc .hc-prose pre code { padding: 0; background: none; }
.hc .hc-prose img { max-width: 100%; height: auto; border: 1px solid var(--gf-gray-200); border-radius: 12px; }
.hc .hc-prose hr { margin-top: 2em; border: 0; border-top: 1px solid var(--gf-gray-200); }

/* Callout: todo blockquote do artigo é uma nota (convenção do conteúdo,
   "> **Dica:** ..."). O strong inicial vira o rótulo. */
.hc .hc-prose blockquote, .hc .hc-note { padding: 14px 18px; font-size: 16px; line-height: 1.6; color: var(--gf-note-text); background: var(--gf-note-bg); border: 1px solid var(--gf-note-line); border-left-width: 4px; border-radius: 4px 12px 12px 4px; }
.hc .hc-prose blockquote > * + * { margin-top: .7em; }
.hc .hc-prose blockquote p { margin: 0; }
.hc .hc-prose blockquote strong:first-child { color: var(--gf-note-strong); }
.hc .hc-note { margin: 22px 0; }
.hc .hc-note p { margin: 6px 0 0; }
.hc .hc-note a { color: inherit; text-decoration: underline; }
.hc .hc-note--ok { color: var(--gf-ok-text); background: var(--gf-ok-bg); border-color: var(--gf-ok-line); }
.hc .hc-note--warn { color: var(--gf-note-text); background: var(--gf-note-bg); border-color: var(--gf-note-line); }

/* Tabelas (GFM e {{tool_costs}}) */
.hc .hc-table-wrap, .hc .hc-prose table { margin-top: 1.4em; }
.hc .hc-table-wrap { overflow-x: auto; }
.hc .hc-table, .hc .hc-prose table { width: 100%; border-collapse: collapse; font-size: 15.5px; text-align: left; }
.hc .hc-table th, .hc .hc-table td, .hc .hc-prose th, .hc .hc-prose td { padding: 11px 14px; border-bottom: 1px solid var(--gf-gray-200); vertical-align: top; }
.hc .hc-table thead th, .hc .hc-prose thead th { font-size: 12.5px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--gf-gray-500); background: var(--gf-gray-50); }
.hc .hc-table tbody th { font-weight: 600; color: var(--gf-gray-900); }
.hc .hc-table tbody th a { color: var(--gf-accent); }

.hc .hc-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 1.6em; }
.hc .hc-cta-note { font-size: 14px; color: var(--gf-gray-500); }

/* ── Demo interativa ──────────────────────────────────────────────── */
/* .lo--grifo fixa 17px no body; os partials reais dos blocos foram desenhados
   com a escala do app (16px), então a moldura da demo volta a 16px. */
.hc .hc-demo { margin: 2em 0; font-size: 16px; background: var(--gf-surface); border: 1px solid var(--gf-gray-200); border-radius: 18px; box-shadow: var(--gf-shadow-md); overflow: hidden; }
.hc .hc-demo-chrome { display: flex; align-items: center; gap: 12px; padding: 11px 16px; background: var(--gf-gray-50); border-bottom: 1px solid var(--gf-gray-200); }
.hc .hc-demo-label { flex: 1; min-width: 0; font-size: 13px; font-weight: 600; color: var(--gf-gray-500); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.hc .hc-demo-badge { flex: none; padding: 4px 10px; font-size: 11.5px; font-weight: 700; color: #065f46; background: rgb(var(--gf-mint) / .4); border-radius: 999px; }
.hc .hc-demo-badge--static { color: #713f12; background: rgb(var(--gf-yellow) / .45); }
.dark .hc .hc-demo-badge { color: #a7f3d0; background: rgb(var(--gf-mint) / .16); }
.dark .hc .hc-demo-badge--static { color: #fde68a; background: rgb(var(--gf-yellow) / .16); }
.hc .hc-demo-tabs { display: flex; gap: 6px; padding: 10px 14px 0; border-bottom: 1px solid var(--gf-gray-200); }
.hc .hc-demo-tab { padding: 9px 14px; font-size: 13.5px; font-weight: 600; color: var(--gf-gray-500); background: none; border: 0; border-bottom: 2px solid transparent; cursor: pointer; }
.hc .hc-demo-tab.is-active { color: var(--gf-accent); border-bottom-color: var(--gf-accent); }
.hc .hc-demo-body { padding: 20px; }
.hc .hc-demo-result { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 20px; background: var(--gf-gray-50); border-top: 1px solid var(--gf-gray-200); }
.hc .hc-demo-result-left, .hc .hc-demo-result-right { display: flex; align-items: center; gap: 10px; }
.hc .hc-demo-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 14px 20px; border-top: 1px solid var(--gf-gray-200); }
.hc .hc-demo-hint { margin: 0; font-size: 13px; color: var(--gf-gray-400); }
.hc .hc-demo-setup { padding: 20px; }
.hc .hc-demo-setup-lead { margin: 0 0 14px; font-size: 14px; color: var(--gf-gray-500); }
.hc .hc-demo-setup dl { margin: 0; display: grid; gap: 12px; }
.hc .hc-demo-setup dt { font-size: 12px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--gf-gray-400); }
.hc .hc-demo-setup dd { margin: 4px 0 0; font-size: 15px; color: var(--gf-gray-700); }

/* No escuro os partials do app continuam claros por dentro (foram feitos para
   o app, que é claro): a moldura ganha um fundo neutro para o contraste ficar
   previsível em vez de branco puro sobre preto. */
.dark .hc .hc-demo { background: #f8fafc; border-color: #1f2937; }
.dark .hc .hc-demo-chrome, .dark .hc .hc-demo-result, .dark .hc .hc-demo-actions { background: #eef2f7; border-color: #dbe3ec; }
.dark .hc .hc-demo-label, .dark .hc .hc-demo-hint, .dark .hc .hc-demo-setup-lead, .dark .hc .hc-demo-setup dt { color: #64748b; }
.dark .hc .hc-demo-setup dd { color: #1f2937; }
.dark .hc .hc-demo-tabs { border-color: #dbe3ec; }
.dark .hc .hc-demo-tab { color: #64748b; }
.dark .hc .hc-demo-tab.is-active { color: #4f46e5; border-bottom-color: #4f46e5; }
.dark .hc .hc-demo .gf-btn--ghost { color: #4338ca; background: #fff; border-color: #e5e7eb; }

/* ── Vídeo (facade) ───────────────────────────────────────────────── */
.hc .hc-video { position: relative; margin: 2em 0; aspect-ratio: 16 / 9; overflow: hidden; background: #0b1120; border-radius: 16px; box-shadow: var(--gf-shadow-md); }
.hc .hc-video-facade { display: block; position: absolute; inset: 0; width: 100%; height: 100%; padding: 0; background: none; border: 0; cursor: pointer; }
.hc .hc-video-facade img { width: 100%; height: 100%; object-fit: cover; opacity: .82; transition: opacity .2s ease, transform .3s ease; }
.hc .hc-video-facade:hover img { opacity: 1; transform: scale(1.02); }
.hc .hc-video-play { position: absolute; top: 50%; left: 50%; display: grid; place-items: center; width: 68px; height: 68px; color: #fff; background: rgb(79 70 229 / .92); border-radius: 50%; box-shadow: 0 10px 30px rgb(0 0 0 / .4); transform: translate(-50%, -50%); }
.hc .hc-video-play svg { width: 30px; height: 30px; }
.hc .hc-video-caption { position: absolute; bottom: 14px; left: 16px; padding: 5px 12px; font-size: 13px; font-weight: 600; color: #fff; background: rgb(0 0 0 / .55); border-radius: 999px; }
.hc .hc-video-frame { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* ── Anterior / próximo, suporte no pé do artigo ──────────────────── */
.hc .hc-prev-next { display: grid; grid-template-columns: 1fr; gap: 12px; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--gf-gray-200); }
@media (min-width: 640px) { .hc .hc-prev-next { grid-template-columns: 1fr 1fr; } }
.hc .hc-prev-next-item { display: flex; flex-direction: column; gap: 4px; padding: 14px 18px; background: var(--gf-surface); border: 1px solid var(--gf-gray-200); border-radius: 14px; }
.hc .hc-prev-next-item:hover { border-color: var(--gf-indigo-200); background: var(--gf-indigo-50); }
.hc .hc-prev-next-item--next { text-align: right; }
.hc .hc-prev-next-label { font-size: 12px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--gf-gray-400); }
.hc .hc-prev-next-title { font-size: 15.5px; font-weight: 600; color: var(--gf-gray-900); }
.hc .hc-article-support { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px; margin-top: 28px; padding: 18px 22px; background: var(--gf-gray-50); border-radius: 16px; }
.hc .hc-article-support p { margin: 0; font-size: 15px; color: var(--gf-gray-600); }

/* ── Formulário de suporte ────────────────────────────────────────── */
.hc .hc-form { display: flex; flex-direction: column; gap: 20px; max-width: 620px; margin-top: 28px; }
.hc .hc-field { display: flex; flex-direction: column; gap: 7px; }
.hc .hc-field label { font-size: 14px; font-weight: 700; color: var(--gf-gray-700); }
.hc .hc-field input, .hc .hc-field select, .hc .hc-field textarea { width: 100%; padding: 11px 13px; font: inherit; font-size: 15.5px; color: var(--gf-gray-900); background: var(--gf-surface); border: 1px solid var(--gf-gray-300); border-radius: 10px; }
.hc .hc-field textarea { resize: vertical; line-height: 1.55; }
.hc .hc-field input:focus, .hc .hc-field select:focus, .hc .hc-field textarea:focus { outline: none; border-color: var(--gf-indigo-300); box-shadow: 0 0 0 3px var(--gf-indigo-50); }
.hc .hc-field-hint { font-size: 13px; color: var(--gf-gray-500); }
.hc .hc-field-hint a { color: var(--gf-accent); text-decoration: underline; }
.hc .hc-form-actions { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.hc .hc-form-actions input[type="submit"] { -webkit-appearance: none; appearance: none; cursor: pointer; }
.hc .hc-honeypot { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Menu (burger): logado há um botão só ("Ir para o painel"); ele ocupa a
   linha toda em vez de ficar na coluna estreita de .72fr da landing. */
.hc .gf-menu-auth > .gf-btn:only-child { grid-column: 1 / -1; }

/* ── Rodapé ───────────────────────────────────────────────────────── */
.hc .hc-footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.hc .hc-footer nav a:hover { color: var(--gf-accent); }

/* ── Mobile (375px) ───────────────────────────────────────────────── */
@media (max-width: 720px) {
  .hc .gf-wrap { width: min(1180px, calc(100% - 32px)); }
  .hc .hc-nav-tag { display: none; }
  /* A busca não cabe na mesma linha que idioma + tema + entrar + menu: vai para
     uma segunda linha, largura cheia. Sem isso a barra estoura os 375px. */
  .hc .hc-nav .gf-nav-inner { flex-wrap: wrap; row-gap: 0; min-height: 0; height: auto; padding: 10px 16px; }
  .hc .hc-nav-actions { gap: 4px; }
  .hc .hc-search { order: 3; flex: 1 0 100%; min-width: 0; max-width: none; margin-top: 10px; }
  .hc .hc-body-inner { padding: 20px 16px 56px; }
  .hc .hc-body .hc-footer .gf-wrap { padding-inline: 16px; }
  .hc .hc-sidebar-summary { margin: 14px 16px 0; }
  .hc .hc-search-kbd { display: none; }
  .hc .hc-search-panel { min-width: 0; }
  .hc .hc-nav .gf-nav-divider { display: none; }
  .hc .hc-hero { padding: 32px 0 4px; }
  .hc .hc-home { gap: 44px; padding: 28px 0 56px; }
  .hc .hc-card-grid, .hc .hc-tool-grid { grid-template-columns: 1fr; }
  .hc .hc-cta-band { padding: 22px; }
  .hc .hc-cta-band .gf-btn { width: 100%; }
  .hc .hc-summary { font-size: 16.5px; }
  .hc .hc-prose { font-size: 16.5px; }
  .hc .hc-prose h2 { font-size: 23px; }
  .hc .hc-prose h3 { font-size: 18.5px; }
  .hc .hc-demo { margin-inline: -8px; border-radius: 14px; }
  .hc .hc-demo-body { padding: 14px; }
  .hc .hc-demo-result, .hc .hc-demo-actions { padding: 12px 14px; }
  .hc .hc-demo-actions .gf-btn { flex: 1; }
  .hc .hc-prev-next-item--next { text-align: left; }
  .hc .hc-article-support .gf-btn { width: 100%; }
}

@media (max-width: 420px) {
  /* Espaço curto: o CTA de sessão fica só no menu (gf-menu-auth). */
  .hc .hc-nav-actions > .gf-btn { display: none; }
  .hc .hc-nav .gf-logo { font-size: 22px; }
  .hc .hc-nav .gf-lang-name { display: none; }
}
